diff options
Diffstat (limited to 'roms/edk2/CryptoPkg/Library/OpensslLib/openssl/test/sslapitest.c')
| -rw-r--r-- | roms/edk2/CryptoPkg/Library/OpensslLib/openssl/test/sslapitest.c | 6602 |
1 files changed, 6602 insertions, 0 deletions
diff --git a/roms/edk2/CryptoPkg/Library/OpensslLib/openssl/test/sslapitest.c b/roms/edk2/CryptoPkg/Library/OpensslLib/openssl/test/sslapitest.c new file mode 100644 index 000000000..5c118108e --- /dev/null +++ b/roms/edk2/CryptoPkg/Library/OpensslLib/openssl/test/sslapitest.c @@ -0,0 +1,6602 @@ +/* + * Copyright 2016-2020 The OpenSSL Project Authors. All Rights Reserved. + * + * Licensed under the OpenSSL license (the "License"). You may not use + * this file except in compliance with the License. You can obtain a copy + * in the file LICENSE in the source distribution or at + * https://www.openssl.org/source/license.html + */ + +#include <string.h> + +#include <openssl/opensslconf.h> +#include <openssl/bio.h> +#include <openssl/crypto.h> +#include <openssl/ssl.h> +#include <openssl/ocsp.h> +#include <openssl/srp.h> +#include <openssl/txt_db.h> +#include <openssl/aes.h> + +#include "ssltestlib.h" +#include "testutil.h" +#include "testutil/output.h" +#include "internal/nelem.h" +#include "../ssl/ssl_local.h" + +#ifndef OPENSSL_NO_TLS1_3 + +static SSL_SESSION *clientpsk = NULL; +static SSL_SESSION *serverpsk = NULL; +static const char *pskid = "Identity"; +static const char *srvid; + +static int use_session_cb(SSL *ssl, const EVP_MD *md, const unsigned char **id, + size_t *idlen, SSL_SESSION **sess); +static int find_session_cb(SSL *ssl, const unsigned char *identity, + size_t identity_len, SSL_SESSION **sess); + +static int use_session_cb_cnt = 0; +static int find_session_cb_cnt = 0; + +static SSL_SESSION *create_a_psk(SSL *ssl); +#endif + +static char *certsdir = NULL; +static char *cert = NULL; +static char *privkey = NULL; +static char *srpvfile = NULL; +static char *tmpfilename = NULL; + +#define LOG_BUFFER_SIZE 2048 +static char server_log_buffer[LOG_BUFFER_SIZE + 1] = {0}; +static size_t server_log_buffer_index = 0; +static char client_log_buffer[LOG_BUFFER_SIZE + 1] = {0}; +static size_t client_log_buffer_index = 0; +static int error_writing_log = 0; + +#ifndef OPENSSL_NO_OCSP +static const unsigned char orespder[] = "Dummy OCSP Response"; +static int ocsp_server_called = 0; +static int ocsp_client_called = 0; + +static int cdummyarg = 1; +static X509 *ocspcert = NULL; +#endif + +#define NUM_EXTRA_CERTS 40 +#define CLIENT_VERSION_LEN 2 + +/* + * This structure is used to validate that the correct number of log messages + * of various types are emitted when emitting secret logs. + */ +struct sslapitest_log_counts { + unsigned int rsa_key_exchange_count; + unsigned int master_secret_count; + unsigned int client_early_secret_count; + unsigned int client_handshake_secret_count; + unsigned int server_handshake_secret_count; + unsigned int client_application_secret_count; + unsigned int server_application_secret_count; + unsigned int early_exporter_secret_count; + unsigned int exporter_secret_count; +}; + + +static unsigned char serverinfov1[] = { + 0xff, 0xff, /* Dummy extension type */ + 0x00, 0x01, /* Extension length is 1 byte */ + 0xff /* Dummy extension data */ +}; + +static unsigned char serverinfov2[] = { + 0x00, 0x00, 0x00, + (unsigned char)(SSL_EXT_CLIENT_HELLO & 0xff), /* Dummy context - 4 bytes */ + 0xff, 0xff, /* Dummy extension type */ + 0x00, 0x01, /* Extension length is 1 byte */ + 0xff /* Dummy extension data */ +}; + +static int hostname_cb(SSL *s, int *al, void *arg) +{ + const char *hostname = SSL_get_servername(s, TLSEXT_NAMETYPE_host_name); + + if (hostname != NULL && (strcmp(hostname, "goodhost") == 0 + || strcmp(hostname, "altgoodhost") == 0)) + return SSL_TLSEXT_ERR_OK; + + return SSL_TLSEXT_ERR_NOACK; +} + +static void client_keylog_callback(const SSL *ssl, const char *line) +{ + int line_length = strlen(line); + + /* If the log doesn't fit, error out. */ + if (client_log_buffer_index + line_length > sizeof(client_log_buffer) - 1) { + TEST_info("Client log too full"); + error_writing_log = 1; + return; + } + + strcat(client_log_buffer, line); + client_log_buffer_index += line_length; + client_log_buffer[client_log_buffer_index++] = '\n'; +} + +static void server_keylog_callback(const SSL *ssl, const char *line) +{ + int line_length = strlen(line); + + /* If the log doesn't fit, error out. */ + if (server_log_buffer_index + line_length > sizeof(server_log_buffer) - 1) { + TEST_info("Server log too full"); + error_writing_log = 1; + return; + } + + strcat(server_log_buffer, line); + server_log_buffer_index += line_length; + server_log_buffer[server_log_buffer_index++] = '\n'; +} + +static int compare_hex_encoded_buffer(const char *hex_encoded, + size_t hex_length, + const uint8_t *raw, + size_t raw_length) +{ + size_t i, j; + char hexed[3]; + + if (!TEST_size_t_eq(raw_length * 2, hex_length)) + return 1; + + for (i = j = 0; i < raw_length && j + 1 < hex_length; i++, j += 2) { + sprintf(hexed, "%02x", raw[i]); + if (!TEST_int_eq(hexed[0], hex_encoded[j]) + || !TEST_int_eq(hexed[1], hex_encoded[j + 1])) + return 1; + } + + return 0; +} + +static int test_keylog_output(char *buffer, const SSL *ssl, + const SSL_SESSION *session, + struct sslapitest_log_counts *expected) +{ + char *token = NULL; + unsigned char actual_client_random[SSL3_RANDOM_SIZE] = {0}; + size_t client_random_size = SSL3_RANDOM_SIZE; + unsigned char actual_master_key[SSL_MAX_MASTER_KEY_LENGTH] = {0}; + size_t master_key_size = SSL_MAX_MASTER_KEY_LENGTH; + unsigned int rsa_key_exchange_count = 0; + unsigned int master_secret_count = 0; + unsigned int client_early_secret_count = 0; + unsigned int client_handshake_secret_count = 0; + unsigned int server_handshake_secret_count = 0; + unsigned int client_application_secret_count = 0; + unsigned int server_application_secret_count = 0; + unsigned int early_exporter_secret_count = 0; + unsigned int exporter_secret_count = 0; + + for (token = strtok(buffer, " \n"); token != NULL; + token = strtok(NULL, " \n")) { + if (strcmp(token, "RSA") == 0) { + /* + * Premaster secret. Tokens should be: 16 ASCII bytes of + * hex-encoded encrypted secret, then the hex-encoded pre-master + * secret. + */ + if (!TEST_ptr(token = strtok(NULL, " \n"))) + return 0; + if (!TEST_size_t_eq(strlen(token), 16)) + return 0; + if (!TEST_ptr(token = strtok(NULL, " \n"))) + return 0; + /* + * We can't sensibly check the log because the premaster secret is + * transient, and OpenSSL doesn't keep hold of it once the master + * secret is generated. + */ + rsa_key_exchange_count++; + } else if (strcmp(token, "CLIENT_RANDOM") == 0) { + /* + * Master secret. Tokens should be: 64 ASCII bytes of hex-encoded + * client random, then the hex-encoded master secret. + */ + client_random_size = SSL_get_client_random(ssl, + actual_client_random, + SSL3_RANDOM_SIZE); + if (!TEST_size_t_eq(client_random_size, SSL3_RANDOM_SIZE)) + return 0; + + if (!TEST_ptr(token = strtok(NULL, " \n"))) + return 0; + if (!TEST_size_t_eq(strlen(token), 64)) + return 0; + if (!TEST_false(compare_hex_encoded_buffer(token, 64, + actual_client_random, + client_random_size))) + return 0; + + if (!TEST_ptr(token = strtok(NULL, " \n"))) + return 0; + master_key_size = SSL_SESSION_get_master_key(session, + actual_master_key, + master_key_size); + if (!TEST_size_t_ne(master_key_size, 0)) + return 0; + if (!TEST_false(compare_hex_encoded_buffer(token, strlen(token), + actual_master_key, + master_key_size))) + return 0; + master_secret_count++; + } else if (strcmp(token, "CLIENT_EARLY_TRAFFIC_SECRET") == 0 + || strcmp(token, "CLIENT_HANDSHAKE_TRAFFIC_SECRET") == 0 + || strcmp(token, "SERVER_HANDSHAKE_TRAFFIC_SECRET") == 0 + || strcmp(token, "CLIENT_TRAFFIC_SECRET_0") == 0 + || strcmp(token, "SERVER_TRAFFIC_SECRET_0") == 0 + || strcmp(token, "EARLY_EXPORTER_SECRET") == 0 + || strcmp(token, "EXPORTER_SECRET") == 0) { + /* + * TLSv1.3 secret. Tokens should be: 64 ASCII bytes of hex-encoded + * client random, and then the hex-encoded secret. In this case, + * we treat all of these secrets identically and then just + * distinguish between them when counting what we saw. + */ + if (strcmp(token, "CLIENT_EARLY_TRAFFIC_SECRET") == 0) + client_early_secret_count++; + else if (strcmp(token, "CLIENT_HANDSHAKE_TRAFFIC_SECRET") == 0) + client_handshake_secret_count++; + else if (strcmp(token, "SERVER_HANDSHAKE_TRAFFIC_SECRET") == 0) + server_handshake_secret_count++; + else if (strcmp(token, "CLIENT_TRAFFIC_SECRET_0") == 0) + client_application_secret_count++; + else if (strcmp(token, "SERVER_TRAFFIC_SECRET_0") == 0) + server_application_secret_count++; + else if (strcmp(token, "EARLY_EXPORTER_SECRET") == 0) + early_exporter_secret_count++; + else if (strcmp(token, "EXPORTER_SECRET") == 0) + exporter_secret_count++; + + client_random_size = SSL_get_client_random(ssl, + actual_client_random, + SSL3_RANDOM_SIZE); + if (!TEST_size_t_eq(client_random_size, SSL3_RANDOM_SIZE)) + return 0; + + if (!TEST_ptr(token = strtok(NULL, " \n"))) + return 0; + if (!TEST_size_t_eq(strlen(token), 64)) + return 0; + if (!TEST_false(compare_hex_encoded_buffer(token, 64, + actual_client_random, + client_random_size))) + return 0; + + if (!TEST_ptr(token = strtok(NULL, " \n"))) + return 0; + + /* + * TODO(TLS1.3): test that application traffic secrets are what + * we expect */ + } else { + TEST_info("Unexpected token %s\n", token); + return 0; + } + } + + /* Got what we expected? */ + if (!TEST_size_t_eq(rsa_key_exchange_count, + expected->rsa_key_exchange_count) + || !TEST_size_t_eq(master_secret_count, + expected->master_secret_count) + || !TEST_size_t_eq(client_early_secret_count, + expected->client_early_secret_count) + || !TEST_size_t_eq(client_handshake_secret_count, + expected->client_handshake_secret_count) + || !TEST_size_t_eq(server_handshake_secret_count, + expected->server_handshake_secret_count) + || !TEST_size_t_eq(client_application_secret_count, + expected->client_application_secret_count) + || !TEST_size_t_eq(server_application_secret_count, + expected->server_application_secret_count) + || !TEST_size_t_eq(early_exporter_secret_count, + expected->early_exporter_secret_count) + || !TEST_size_t_eq(exporter_secret_count, + expected->exporter_secret_count)) + return 0; + return 1; +} + +#if !defined(OPENSSL_NO_TLS1_2) || defined(OPENSSL_NO_TLS1_3) +static int test_keylog(void) +{ + SSL_CTX *cctx = NULL, *sctx = NULL; + SSL *clientssl = NULL, *serverssl = NULL; + int testresult = 0; + struct sslapitest_log_counts expected = {0}; + + /* Clean up logging space */ + memset(client_log_buffer, 0, sizeof(client_log_buffer)); + memset(server_log_buffer, 0, sizeof(server_log_buffer)); + client_log_buffer_index = 0; + server_log_buffer_index = 0; + error_writing_log = 0; + + if (!TEST_true(create_ssl_ctx_pair(TLS_server_method(), + TLS_client_method(), + TLS1_VERSION, TLS_MAX_VERSION, + &sctx, &cctx, cert, privkey))) + return 0; + + /* We cannot log the master secret for TLSv1.3, so we should forbid it. */ + SSL_CTX_set_options(cctx, SSL_OP_NO_TLSv1_3); + SSL_CTX_set_options(sctx, SSL_OP_NO_TLSv1_3); + + /* We also want to ensure that we use RSA-based key exchange. */ + if (!TEST_true(SSL_CTX_set_cipher_list(cctx, "RSA"))) + goto end; + + if (!TEST_true(SSL_CTX_get_keylog_callback(cctx) == NULL) + || !TEST_true(SSL_CTX_get_keylog_callback(sctx) == NULL)) + goto end; + SSL_CTX_set_keylog_callback(cctx, client_keylog_callback); + if (!TEST_true(SSL_CTX_get_keylog_callback(cctx) + == client_keylog_callback)) + goto end; + SSL_CTX_set_keylog_callback(sctx, server_keylog_callback); + if (!TEST_true(SSL_CTX_get_keylog_callback(sctx) + == server_keylog_callback)) + goto end; + + /* Now do a handshake and check that the logs have been written to. */ + if (!TEST_true(create_ssl_objects(sctx, cctx, &serverssl, + &clientssl, NULL, NULL)) + || !TEST_true(create_ssl_connection(serverssl, clientssl, + SSL_ERROR_NONE)) + || !TEST_false(error_writing_log) + || !TEST_int_gt(client_log_buffer_index, 0) + || !TEST_int_gt(server_log_buffer_index, 0)) + goto end; + + /* + * Now we want to test that our output data was vaguely sensible. We + * do that by using strtok and confirming that we have more or less the + * data we expect. For both client and server, we expect to see one master + * secret. The client should also see a RSA key exchange. + */ + expected.rsa_key_exchange_count = 1; + expected.master_secret_count = 1; + if (!TEST_true(test_keylog_output(client_log_buffer, clientssl, + SSL_get_session(clientssl), &expected))) + goto end; + + expected.rsa_key_exchange_count = 0; + if (!TEST_true(test_keylog_output(server_log_buffer, serverssl, + SSL_get_session(serverssl), &expected))) + goto end; + + testresult = 1; + +end: + SSL_free(serverssl); + SSL_free(clientssl); + SSL_CTX_free(sctx); + SSL_CTX_free(cctx); + + return testresult; +} +#endif + +#ifndef OPENSSL_NO_TLS1_3 +static int test_keylog_no_master_key(void) +{ + SSL_CTX *cctx = NULL, *sctx = NULL; + SSL *clientssl = NULL, *serverssl = NULL; + SSL_SESSION *sess = NULL; + int testresult = 0; + struct sslapitest_log_counts expected = {0}; + unsigned char buf[1]; + size_t readbytes, written; + + /* Clean up logging space */ + memset(client_log_buffer, 0, sizeof(client_log_buffer)); + memset(server_log_buffer, 0, sizeof(server_log_buffer)); + client_log_buffer_index = 0; + server_log_buffer_index = 0; + error_writing_log = 0; + + if (!TEST_true(create_ssl_ctx_pair(TLS_server_method(), TLS_client_method(), + TLS1_VERSION, TLS_MAX_VERSION, + &sctx, &cctx, cert, privkey)) + || !TEST_true(SSL_CTX_set_max_early_data(sctx, + SSL3_RT_MAX_PLAIN_LENGTH))) + return 0; + + if (!TEST_true(SSL_CTX_get_keylog_callback(cctx) == NULL) + || !TEST_true(SSL_CTX_get_keylog_callback(sctx) == NULL)) + goto end; + + SSL_CTX_set_keylog_callback(cctx, client_keylog_callback); + if (!TEST_true(SSL_CTX_get_keylog_callback(cctx) + == client_keylog_callback)) + goto end; + + SSL_CTX_set_keylog_callback(sctx, server_keylog_callback); + if (!TEST_true(SSL_CTX_get_keylog_callback(sctx) + == server_keylog_callback)) + goto end; + + /* Now do a handshake and check that the logs have been written to. */ + if (!TEST_true(create_ssl_objects(sctx, cctx, &serverssl, + &clientssl, NULL, NULL)) + || !TEST_true(create_ssl_connection(serverssl, clientssl, + SSL_ERROR_NONE)) + || !TEST_false(error_writing_log)) + goto end; + + /* + * Now we want to test that our output data was vaguely sensible. For this + * test, we expect no CLIENT_RANDOM entry because it doesn't make sense for + * TLSv1.3, but we do expect both client and server to emit keys. + */ + expected.client_handshake_secret_count = 1; + expected.server_handshake_secret_count = 1; + expected.client_application_secret_count = 1; + expected.server_application_secret_count = 1; + expected.exporter_secret_count = 1; + if (!TEST_true(test_keylog_output(client_log_buffer, clientssl, + SSL_get_session(clientssl), &expected)) + || !TEST_true(test_keylog_output(server_log_buffer, serverssl, + SSL_get_session(serverssl), + &expected))) + goto end; + + /* Terminate old session and resume with early data. */ + sess = SSL_get1_session(clientssl); + SSL_shutdown(clientssl); + SSL_shutdown(serverssl); + SSL_free(serverssl); + SSL_free(clientssl); + serverssl = clientssl = NULL; + + /* Reset key log */ + memset(client_log_buffer, 0, sizeof(client_log_buffer)); + memset(server_log_buffer, 0, sizeof(server_log_buffer)); + client_log_buffer_index = 0; + server_log_buffer_index = 0; + + if (!TEST_true(create_ssl_objects(sctx, cctx, &serverssl, + &clientssl, NULL, NULL)) + || !TEST_true(SSL_set_session(clientssl, sess)) + /* Here writing 0 length early data is enough. */ + || !TEST_true(SSL_write_early_data(clientssl, NULL, 0, &written)) + || !TEST_int_eq(SSL_read_early_data(serverssl, buf, sizeof(buf), + &readbytes), + SSL_READ_EARLY_DATA_ERROR) + || !TEST_int_eq(SSL_get_early_data_status(serverssl), + SSL_EARLY_DATA_ACCEPTED) + || !TEST_true(create_ssl_connection(serverssl, clientssl, + SSL_ERROR_NONE)) + || !TEST_true(SSL_session_reused(clientssl))) + goto end; + + /* In addition to the previous entries, expect early secrets. */ + expected.client_early_secret_count = 1; + expected.early_exporter_secret_count = 1; + if (!TEST_true(test_keylog_output(client_log_buffer, clientssl, + SSL_get_session(clientssl), &expected)) + || !TEST_true(test_keylog_output(server_log_buffer, serverssl, + SSL_get_session(serverssl), + &expected))) + goto end; + + testresult = 1; + +end: + SSL_SESSION_free(sess); + SSL_free(serverssl); + SSL_free(clientssl); + SSL_CTX_free(sctx); + SSL_CTX_free(cctx); + + return testresult; +} +#endif + +#ifndef OPENSSL_NO_TLS1_2 +static int full_client_hello_callback(SSL *s, int *al, void *arg) +{ + int *ctr = arg; + const unsigned char *p; + int *exts; + /* We only configure two ciphers, but the SCSV is added automatically. */ +#ifdef OPENSSL_NO_EC + const unsigned char expected_ciphers[] = {0x00, 0x9d, 0x00, 0xff}; +#else + const unsigned char expected_ciphers[] = {0x00, 0x9d, 0xc0, + 0x2c, 0x00, 0xff}; +#endif + const int expected_extensions[] = { +#ifndef OPENSSL_NO_EC + 11, 10, +#endif + 35, 22, 23, 13}; + size_t len; + + /* Make sure we can defer processing and get called back. */ + if ((*ctr)++ == 0) + return SSL_CLIENT_HELLO_RETRY; + + len = SSL_client_hello_get0_ciphers(s, &p); + if (!TEST_mem_eq(p, len, expected_ciphers, sizeof(expected_ciphers)) + || !TEST_size_t_eq( + SSL_client_hello_get0_compression_methods(s, &p), 1) + || !TEST_int_eq(*p, 0)) + return SSL_CLIENT_HELLO_ERROR; + if (!SSL_client_hello_get1_extensions_present(s, &exts, &len)) + return SSL_CLIENT_HELLO_ERROR; + if (len != OSSL_NELEM(expected_extensions) || + memcmp(exts, expected_extensions, len * sizeof(*exts)) != 0) { + printf("ClientHello callback expected extensions mismatch\n"); + OPENSSL_free(exts); + return SSL_CLIENT_HELLO_ERROR; + } + OPENSSL_free(exts); + return SSL_CLIENT_HELLO_SUCCESS; +} + +static int test_client_hello_cb(void) +{ + SSL_CTX *cctx = NULL, *sctx = NULL; + SSL *clientssl = NULL, *serverssl = NULL; + int testctr = 0, testresult = 0; + + if (!TEST_true(create_ssl_ctx_pair(TLS_server_method(), TLS_client_method(), + TLS1_VERSION, TLS_MAX_VERSION, + &sctx, &cctx, cert, privkey))) + goto end; + SSL_CTX_set_client_hello_cb(sctx, full_client_hello_callback, &testctr); + + /* The gimpy cipher list we configure can't do TLS 1.3. */ + SSL_CTX_set_max_proto_version(cctx, TLS1_2_VERSION); + + if (!TEST_true(SSL_CTX_set_cipher_list(cctx, + "AES256-GCM-SHA384:ECDHE-ECDSA-AES256-GCM-SHA384")) + || !TEST_true(create_ssl_objects(sctx, cctx, &serverssl, + &clientssl, NULL, NULL)) + || !TEST_false(create_ssl_connection(serverssl, clientssl, + SSL_ERROR_WANT_CLIENT_HELLO_CB)) + /* + * Passing a -1 literal is a hack since + * the real value was lost. + * */ + || !TEST_int_eq(SSL_get_error(serverssl, -1), + SSL_ERROR_WANT_CLIENT_HELLO_CB) + || !TEST_true(create_ssl_connection(serverssl, clientssl, + SSL_ERROR_NONE))) + goto end; + + testresult = 1; + +end: + SSL_free(serverssl); + SSL_free(clientssl); + SSL_CTX_free(sctx); + SSL_CTX_free(cctx); + + return testresult; +} +#endif + +/* + * Very focused test to exercise a single case in the server-side state + * machine, when the ChangeCipherState message needs to actually change + * from one cipher to a different cipher (i.e., not changing from null + * encryption to real encryption). + */ +static int test_ccs_change_cipher(void) +{ + SSL_CTX *cctx = NULL, *sctx = NULL; + SSL *clientssl = NULL, *serverssl = NULL; + SSL_SESSION *sess = NULL, *sesspre, *sesspost; + int testresult = 0; + int i; + unsigned char buf; + size_t readbytes; + + /* + * Create a conection so we can resume and potentially (but not) use + * a different cipher in the second connection. + */ + if (!TEST_true(create_ssl_ctx_pair(TLS_server_method(), + TLS_client_method(), + TLS1_VERSION, TLS1_2_VERSION, + &sctx, &cctx, cert, privkey)) + || !TEST_true(SSL_CTX_set_options(sctx, SSL_OP_NO_TICKET)) + || !TEST_true(create_ssl_objects(sctx, cctx, &serverssl, &clientssl, + NULL, NULL)) + || !TEST_true(SSL_set_cipher_list(clientssl, "AES128-GCM-SHA256")) + || !TEST_true(create_ssl_connection(serverssl, clientssl, + SSL_ERROR_NONE)) + || !TEST_ptr(sesspre = SSL_get0_session(serverssl)) + || !TEST_ptr(sess = SSL_get1_session(clientssl))) + goto end; + + shutdown_ssl_connection(serverssl, clientssl); + serverssl = clientssl = NULL; + + /* Resume, preferring a different cipher. Our server will force the + * same cipher to be used as the initial handshake. */ + if (!TEST_true(create_ssl_objects(sctx, cctx, &serverssl, &clientssl, + NULL, NULL)) + || !TEST_true(SSL_set_session(clientssl, sess)) + || !TEST_true(SSL_set_cipher_list(clientssl, "AES256-GCM-SHA384:AES128-GCM-SHA256")) + || !TEST_true(create_ssl_connection(serverssl, clientssl, + SSL_ERROR_NONE)) + || !TEST_true(SSL_session_reused(clientssl)) + || !TEST_true(SSL_session_reused(serverssl)) + || !TEST_ptr(sesspost = SSL_get0_session(serverssl)) + || !TEST_ptr_eq(sesspre, sesspost) + || !TEST_int_eq(TLS1_CK_RSA_WITH_AES_128_GCM_SHA256, + SSL_CIPHER_get_id(SSL_get_current_cipher(clientssl)))) + goto end; + shutdown_ssl_connection(serverssl, clientssl); + serverssl = clientssl = NULL; + + /* + * Now create a fresh connection and try to renegotiate a different + * cipher on it. + */ + if (!TEST_true(create_ssl_objects(sctx, cctx, &serverssl, &clientssl, + NULL, NULL)) + || !TEST_true(SSL_set_cipher_list(clientssl, "AES128-GCM-SHA256")) + || !TEST_true(create_ssl_connection(serverssl, clientssl, + SSL_ERROR_NONE)) + || !TEST_ptr(sesspre = SSL_get0_session(serverssl)) + || !TEST_true(SSL_set_cipher_list(clientssl, "AES256-GCM-SHA384")) + || !TEST_true(SSL_renegotiate(clientssl)) + || !TEST_true(SSL_renegotiate_pending(clientssl))) + goto end; + /* Actually drive the renegotiation. */ + for (i = 0; i < 3; i++) { + if (SSL_read_ex(clientssl, &buf, sizeof(buf), &readbytes) > 0) { + if (!TEST_ulong_eq(readbytes, 0)) + goto end; + } else if (!TEST_int_eq(SSL_get_error(clientssl, 0), + SSL_ERROR_WANT_READ)) { + goto end; + } + if (SSL_read_ex(serverssl, &buf, sizeof(buf), &readbytes) > 0) { + if (!TEST_ulong_eq(readbytes, 0)) + goto end; + } else if (!TEST_int_eq(SSL_get_error(serverssl, 0), + SSL_ERROR_WANT_READ)) { + goto end; + } + } + /* sesspre and sesspost should be different since the cipher changed. */ + if (!TEST_false(SSL_renegotiate_pending(clientssl)) + || !TEST_false(SSL_session_reused(clientssl)) + || !TEST_false(SSL_session_reused(serverssl)) + || !TEST_ptr(sesspost = SSL_get0_session(serverssl)) + || !TEST_ptr_ne(sesspre, sesspost) + || !TEST_int_eq(TLS1_CK_RSA_WITH_AES_256_GCM_SHA384, + SSL_CIPHER_get_id(SSL_get_current_cipher(clientssl)))) + goto end; + + shutdown_ssl_connection(serverssl, clientssl); + serverssl = clientssl = NULL; + + testresult = 1; + +end: + SSL_free(serverssl); + SSL_free(clientssl); + SSL_CTX_free(sctx); + SSL_CTX_free(cctx); + SSL_SESSION_free(sess); + + return testresult; +} + +static int execute_test_large_message(const SSL_METHOD *smeth, + const SSL_METHOD *cmeth, + int min_version, int max_version, + int read_ahead) +{ + SSL_CTX *cctx = NULL, *sctx = NULL; + SSL *clientssl = NULL, *serverssl = NULL; + int testresult = 0; + int i; + BIO *certbio = NULL; + X509 *chaincert = NULL; + int certlen; + + if (!TEST_ptr(certbio = BIO_new_file(cert, "r"))) + goto end; + chaincert = PEM_read_bio_X509(certbio, NULL, NULL, NULL); + BIO_free(certbio); + certbio = NULL; + if (!TEST_ptr(chaincert)) + goto end; + + if (!TEST_true(create_ssl_ctx_pair(smeth, cmeth, min_version, max_version, + &sctx, &cctx, cert, privkey))) + goto end; + + if (read_ahead) { + /* + * Test that read_ahead works correctly when dealing with large + * records + */ + SSL_CTX_set_read_ahead(cctx, 1); + } + + /* + * We assume the supplied certificate is big enough so that if we add + * NUM_EXTRA_CERTS it will make the overall message large enough. The + * default buffer size is requested to be 16k, but due to the way BUF_MEM + * works, it ends up allocating a little over 21k (16 * 4/3). So, in this + * test we need to have a message larger than that. + */ + certlen = i2d_X509(chaincert, NULL); + OPENSSL_assert(certlen * NUM_EXTRA_CERTS > + (SSL3_RT_MAX_PLAIN_LENGTH * 4) / 3); + for (i = 0; i < NUM_EXTRA_CERTS; i++) { + if (!X509_up_ref(chaincert)) + goto end; + if (!SSL_CTX_add_extra_chain_cert(sctx, chaincert)) { + X509_free(chaincert); + goto end; + } + } + + if (!TEST_true(create_ssl_objects(sctx, cctx, &serverssl, &clientssl, + NULL, NULL)) + || !TEST_true(create_ssl_connection(serverssl, clientssl, + SSL_ERROR_NONE))) + goto end; + + /* + * Calling SSL_clear() first is not required but this tests that SSL_clear() + * doesn't leak (when using enable-crypto-mdebug). + */ + if (!TEST_true(SSL_clear(serverssl))) + goto end; + + testresult = 1; + end: + X509_free(chaincert); + SSL_free(serverssl); + SSL_free(clientssl); + SSL_CTX_free(sctx); + SSL_CTX_free(cctx); + + return testresult; +} + +static int test_large_message_tls(void) +{ + return execute_test_large_message(TLS_server_method(), TLS_client_method(), + TLS1_VERSION, TLS_MAX_VERSION, + 0); +} + +static int test_large_message_tls_read_ahead(void) +{ + return execute_test_large_message(TLS_server_method(), TLS_client_method(), + TLS1_VERSION, TLS_MAX_VERSION, + 1); +} + +#ifndef OPENSSL_NO_DTLS +static int test_large_message_dtls(void) +{ + /* + * read_ahead is not relevant to DTLS because DTLS always acts as if + * read_ahead is set. + */ + return execute_test_large_message(DTLS_server_method(), + DTLS_client_method(), + DTLS1_VERSION, DTLS_MAX_VERSION, + 0); +} +#endif + +#ifndef OPENSSL_NO_OCSP +static int ocsp_server_cb(SSL *s, void *arg) +{ + int *argi = (int *)arg; + unsigned char *copy = NULL; + STACK_OF(OCSP_RESPID) *ids = NULL; + OCSP_RESPID *id = NULL; + + if (*argi == 2) { + /* In this test we are expecting exactly 1 OCSP_RESPID */ + SSL_get_tlsext_status_ids(s, &ids); + if (ids == NULL || sk_OCSP_RESPID_num(ids) != 1) + return SSL_TLSEXT_ERR_ALERT_FATAL; + + id = sk_OCSP_RESPID_value(ids, 0); + if (id == NULL || !OCSP_RESPID_match(id, ocspcert)) + return SSL_TLSEXT_ERR_ALERT_FATAL; + } else if (*argi != 1) { + return SSL_TLSEXT_ERR_ALERT_FATAL; + } + + if (!TEST_ptr(copy = OPENSSL_memdup(orespder, sizeof(orespder)))) + return SSL_TLSEXT_ERR_ALERT_FATAL; + + SSL_set_tlsext_status_ocsp_resp(s, copy, sizeof(orespder)); + ocsp_server_called = 1; + return SSL_TLSEXT_ERR_OK; +} + +static int ocsp_client_cb(SSL *s, void *arg) +{ + int *argi = (int *)arg; + const unsigned char *respderin; + size_t len; + + if (*argi != 1 && *argi != 2) + return 0; + + len = SSL_get_tlsext_status_ocsp_resp(s, &respderin); + if (!TEST_mem_eq(orespder, len, respderin, len)) + return 0; + + ocsp_client_called = 1; + return 1; +} + +static int test_tlsext_status_type(void) +{ + SSL_CTX *cctx = NULL, *sctx = NULL; + SSL *clientssl = NULL, *serverssl = NULL; + int testresult = 0; + STACK_OF(OCSP_RESPID) *ids = NULL; + OCSP_RESPID *id = NULL; + BIO *certbio = NULL; + + if (!create_ssl_ctx_pair(TLS_server_method(), TLS_client_method(), + TLS1_VERSION, TLS_MAX_VERSION, + &sctx, &cctx, cert, privkey)) + return 0; + + if (SSL_CTX_get_tlsext_status_type(cctx) != -1) + goto end; + + /* First just do various checks getting and setting tlsext_status_type */ + + clientssl = SSL_new(cctx); + if (!TEST_int_eq(SSL_get_tlsext_status_type(clientssl), -1) + || !TEST_true(SSL_set_tlsext_status_type(clientssl, + TLSEXT_STATUSTYPE_ocsp)) + || !TEST_int_eq(SSL_get_tlsext_status_type(clientssl), + TLSEXT_STATUSTYPE_ocsp)) + goto end; + + SSL_free(clientssl); + clientssl = NULL; + + if (!SSL_CTX_set_tlsext_status_type(cctx, TLSEXT_STATUSTYPE_ocsp) + || SSL_CTX_get_tlsext_status_type(cctx) != TLSEXT_STATUSTYPE_ocsp) + goto end; + + clientssl = SSL_new(cctx); + if (SSL_get_tlsext_status_type(clientssl) != TLSEXT_STATUSTYPE_ocsp) + goto end; + SSL_free(clientssl); + clientssl = NULL; + + /* + * Now actually do a handshake and check OCSP information is exchanged and + * the callbacks get called + */ + SSL_CTX_set_tlsext_status_cb(cctx, ocsp_client_cb); + SSL_CTX_set_tlsext_status_arg(cctx, &cdummyarg); + SSL_CTX_set_tlsext_status_cb(sctx, ocsp_server_cb); + SSL_CTX_set_tlsext_status_arg(sctx, &cdummyarg); + if (!TEST_true(create_ssl_objects(sctx, cctx, &serverssl, + &clientssl, NULL, NULL)) + || !TEST_true(create_ssl_connection(serverssl, clientssl, + SSL_ERROR_NONE)) + || !TEST_true(ocsp_client_called) + || !TEST_true(ocsp_server_called)) + goto end; + SSL_free(serverssl); + SSL_free(clientssl); + serverssl = NULL; + clientssl = NULL; + + /* Try again but this time force the server side callback to fail */ + ocsp_client_called = 0; + ocsp_server_called = 0; + cdummyarg = 0; + if (!TEST_true(create_ssl_objects(sctx, cctx, &serverssl, + &clientssl, NULL, NULL)) + /* This should fail because the callback will fail */ + || !TEST_false(create_ssl_connection(serverssl, clientssl, + SSL_ERROR_NONE)) + || !TEST_false(ocsp_client_called) + || !TEST_false(ocsp_server_called)) + goto end; + SSL_free(serverssl); + SSL_free(clientssl); + serverssl = NULL; + clientssl = NULL; + + /* + * This time we'll get the client to send an OCSP_RESPID that it will + * accept. + */ + ocsp_client_called = 0; + ocsp_server_called = 0; + cdummyarg = 2; + if (!TEST_true(create_ssl_objects(sctx, cctx, &serverssl, + &clientssl, NULL, NULL))) + goto end; + + /* + * We'll just use any old cert for this test - it doesn't have to be an OCSP + * specific one. We'll use the server cert. + */ + if (!TEST_ptr(certbio = BIO_new_file(cert, "r")) + || !TEST_ptr(id = OCSP_RESPID_new()) + || !TEST_ptr(ids = sk_OCSP_RESPID_new_null()) + || !TEST_ptr(ocspcert = PEM_read_bio_X509(certbio, + NULL, NULL, NULL)) + || !TEST_true(OCSP_RESPID_set_by_key(id, ocspcert)) + || !TEST_true(sk_OCSP_RESPID_push(ids, id))) + goto end; + id = NULL; + SSL_set_tlsext_status_ids(clientssl, ids); + /* Control has been transferred */ + ids = NULL; + + BIO_free(certbio); + certbio = NULL; + + if (!TEST_true(create_ssl_connection(serverssl, clientssl, + SSL_ERROR_NONE)) + || !TEST_true(ocsp_client_called) + || !TEST_true(ocsp_server_called)) + goto end; + + testresult = 1; + + end: + SSL_free(serverssl); + SSL_free(clientssl); + SSL_CTX_free(sctx); + SSL_CTX_free(cctx); + sk_OCSP_RESPID_pop_free(ids, OCSP_RESPID_free); + OCSP_RESPID_free(id); + BIO_free(certbio); + X509_free(ocspcert); + ocspcert = NULL; + + return testresult; +} +#endif + +#if !defined(OPENSSL_NO_TLS1_3) || !defined(OPENSSL_NO_TLS1_2) +static int new_called, remove_called, get_called; + +static int new_session_cb(SSL *ssl, SSL_SESSION *sess) +{ + new_called++; + /* + * sess has been up-refed for us, but we don't actually need it so free it + * immediately. + */ + SSL_SESSION_free(sess); + return 1; +} + +static void remove_session_cb(SSL_CTX *ctx, SSL_SESSION *sess) +{ + remove_called++; +} + +static SSL_SESSION *get_sess_val = NULL; + +static SSL_SESSION *get_session_cb(SSL *ssl, const unsigned char *id, int len, + int *copy) +{ + get_called++; + *copy = 1; + return get_sess_val; +} + +static int execute_test_session(int maxprot, int use_int_cache, + int use_ext_cache) +{ + SSL_CTX *sctx = NULL, *cctx = NULL; + SSL *serverssl1 = NULL, *clientssl1 = NULL; + SSL *serverssl2 = NULL, *clientssl2 = NULL; +# ifndef OPENSSL_NO_TLS1_1 + SSL *serverssl3 = NULL, *clientssl3 = NULL; +# endif + SSL_SESSION *sess1 = NULL, *sess2 = NULL; + int testresult = 0, numnewsesstick = 1; + + new_called = remove_called = 0; + + /* TLSv1.3 sends 2 NewSessionTickets */ + if (maxprot == TLS1_3_VERSION) + numnewsesstick = 2; + + if (!TEST_true(create_ssl_ctx_pair(TLS_server_method(), TLS_client_method(), + TLS1_VERSION, TLS_MAX_VERSION, + &sctx, &cctx, cert, privkey))) + return 0; + + /* + * Only allow the max protocol version so we can force a connection failure + * later + */ + SSL_CTX_set_min_proto_version(cctx, maxprot); + SSL_CTX_set_max_proto_version(cctx, maxprot); + + /* Set up session cache */ + if (use_ext_cache) { + SSL_CTX_sess_set_new_cb(cctx, new_session_cb); + SSL_CTX_sess_set_remove_cb(cctx, remove_session_cb); + } + if (use_int_cache) { + /* Also covers instance where both are set */ + SSL_CTX_set_session_cache_mode(cctx, SSL_SESS_CACHE_CLIENT); + } else { + SSL_CTX_set_session_cache_mode(cctx, + SSL_SESS_CACHE_CLIENT + | SSL_SESS_CACHE_NO_INTERNAL_STORE); + } + + if (!TEST_true(create_ssl_objects(sctx, cctx, &serverssl1, &clientssl1, + NULL, NULL)) + || !TEST_true(create_ssl_connection(serverssl1, clientssl1, + SSL_ERROR_NONE)) + || !TEST_ptr(sess1 = SSL_get1_session(clientssl1))) + goto end; + + /* Should fail because it should already be in the cache */ + if (use_int_cache && !TEST_false(SSL_CTX_add_session(cctx, sess1))) + goto end; + if (use_ext_cache + && (!TEST_int_eq(new_called, numnewsesstick) + + || !TEST_int_eq(remove_called, 0))) + goto end; + + new_called = remove_called = 0; + if (!TEST_true(create_ssl_objects(sctx, cctx, &serverssl2, + &clientssl2, NULL, NULL)) + || !TEST_true(SSL_set_session(clientssl2, sess1)) + || !TEST_true(create_ssl_connection(serverssl2, clientssl2, + SSL_ERROR_NONE)) + || !TEST_true(SSL_session_reused(clientssl2))) + goto end; + + if (maxprot == TLS1_3_VERSION) { + /* + * In TLSv1.3 we should have created a new session even though we have + * resumed. Since we attempted a resume we should also have removed the + * old ticket from the cache so that we try to only use tickets once. + */ + if (use_ext_cache + && (!TEST_int_eq(new_called, 1) + || !TEST_int_eq(remove_called, 1))) + goto end; + } else { + /* + * In TLSv1.2 we expect to have resumed so no sessions added or + * removed. + */ + if (use_ext_cache + && (!TEST_int_eq(new_called, 0) + || !TEST_int_eq(remove_called, 0))) + goto end; + } + + SSL_SESSION_free(sess1); + if (!TEST_ptr(sess1 = SSL_get1_session(clientssl2))) + goto end; + shutdown_ssl_connection(serverssl2, clientssl2); + serverssl2 = clientssl2 = NULL; + + new_called = remove_called = 0; + if (!TEST_true(create_ssl_objects(sctx, cctx, &serverssl2, + &clientssl2, NULL, NULL)) + || !TEST_true(create_ssl_connection(serverssl2, clientssl2, + SSL_ERROR_NONE))) + goto end; + + if (!TEST_ptr(sess2 = SSL_get1_session(clientssl2))) + goto end; + + if (use_ext_cache + && (!TEST_int_eq(new_called, numnewsesstick) + || !TEST_int_eq(remove_called, 0))) + goto end; + + new_called = remove_called = 0; + /* + * This should clear sess2 from the cache because it is a "bad" session. + * See SSL_set_session() documentation. + */ + if (!TEST_true(SSL_set_session(clientssl2, sess1))) + goto end; + if (use_ext_cache + && (!TEST_int_eq(new_called, 0) || !TEST_int_eq(remove_called, 1))) + goto end; + if (!TEST_ptr_eq(SSL_get_session(clientssl2), sess1)) + goto end; + + if (use_int_cache) { + /* Should succeeded because it should not already be in the cache */ + if (!TEST_true(SSL_CTX_add_session(cctx, sess2)) + || !TEST_true(SSL_CTX_remove_session(cctx, sess2))) + goto end; + } + + new_called = remove_called = 0; + /* This shouldn't be in the cache so should fail */ + if (!TEST_false(SSL_CTX_remove_session(cctx, sess2))) + goto end; + + if (use_ext_cache + && (!TEST_int_eq(new_called, 0) || !TEST_int_eq(remove_called, 1))) + goto end; + +# if !defined(OPENSSL_NO_TLS1_1) + new_called = remove_called = 0; + /* Force a connection failure */ + SSL_CTX_set_max_proto_version(sctx, TLS1_1_VERSION); + if (!TEST_true(create_ssl_objects(sctx, cctx, &serverssl3, + &clientssl3, NULL, NULL)) + || !TEST_true(SSL_set_session(clientssl3, sess1)) + /* This should fail because of the mismatched protocol versions */ + || !TEST_false(create_ssl_connection(serverssl3, clientssl3, + SSL_ERROR_NONE))) + goto end; + + /* We should have automatically removed the session from the cache */ + if (use_ext_cache + && (!TEST_int_eq(new_called, 0) || !TEST_int_eq(remove_called, 1))) + goto end; + + /* Should succeed because it should not already be in the cache */ + if (use_int_cache && !TEST_true(SSL_CTX_add_session(cctx, sess2))) + goto end; +# endif + + /* Now do some tests for server side caching */ + if (use_ext_cache) { + SSL_CTX_sess_set_new_cb(cctx, NULL); + SSL_CTX_sess_set_remove_cb(cctx, NULL); + SSL_CTX_sess_set_new_cb(sctx, new_session_cb); + SSL_CTX_sess_set_remove_cb(sctx, remove_session_cb); + SSL_CTX_sess_set_get_cb(sctx, get_session_cb); + get_sess_val = NULL; + } + + SSL_CTX_set_session_cache_mode(cctx, 0); + /* Internal caching is the default on the server side */ + if (!use_int_cache) + SSL_CTX_set_session_cache_mode(sctx, + SSL_SESS_CACHE_SERVER + | SSL_SESS_CACHE_NO_INTERNAL_STORE); + + SSL_free(serverssl1); + SSL_free(clientssl1); + serverssl1 = clientssl1 = NULL; + SSL_free(serverssl2); + SSL_free(clientssl2); + serverssl2 = clientssl2 = NULL; + SSL_SESSION_free(sess1); + sess1 = NULL; + SSL_SESSION_free(sess2); + sess2 = NULL; + + SSL_CTX_set_max_proto_version(sctx, maxprot); + if (maxprot == TLS1_2_VERSION) + SSL_CTX_set_options(sctx, SSL_OP_NO_TICKET); + new_called = remove_called = get_called = 0; + if (!TEST_true(create_ssl_objects(sctx, cctx, &serverssl1, &clientssl1, + NULL, NULL)) + || !TEST_true(create_ssl_connection(serverssl1, clientssl1, + SSL_ERROR_NONE)) + || !TEST_ptr(sess1 = SSL_get1_session(clientssl1)) + || !TEST_ptr(sess2 = SSL_get1_session(serverssl1))) + goto end; + + if (use_int_cache) { + if (maxprot == TLS1_3_VERSION && !use_ext_cache) { + /* + * In TLSv1.3 it should not have been added to the internal cache, + * except in the case where we also have an external cache (in that + * case it gets added to the cache in order to generate remove + * events after timeout). + */ + if (!TEST_false(SSL_CTX_remove_session(sctx, sess2))) + goto end; + } else { + /* Should fail because it should already be in the cache */ + if (!TEST_false(SSL_CTX_add_session(sctx, sess2))) + goto end; + } + } + + if (use_ext_cache) { + SSL_SESSION *tmp = sess2; + + if (!TEST_int_eq(new_called, numnewsesstick) + || !TEST_int_eq(remove_called, 0) + || !TEST_int_eq(get_called, 0)) + goto end; + /* + * Delete the session from the internal cache to force a lookup from + * the external cache. We take a copy first because + * SSL_CTX_remove_session() also marks the session as non-resumable. + */ + if (use_int_cache && maxprot != TLS1_3_VERSION) { + if (!TEST_ptr(tmp = SSL_SESSION_dup(sess2)) + || !TEST_true(SSL_CTX_remove_session(sctx, sess2))) + goto end; + SSL_SESSION_free(sess2); + } + sess2 = tmp; + } + + new_called = remove_called = get_called = 0; + get_sess_val = sess2; + if (!TEST_true(create_ssl_objects(sctx, cctx, &serverssl2, + &clientssl2, NULL, NULL)) + || !TEST_true(SSL_set_session(clientssl2, sess1)) + || !TEST_true(create_ssl_connection(serverssl2, clientssl2, + SSL_ERROR_NONE)) + || !TEST_true(SSL_session_reused(clientssl2))) + goto end; + + if (use_ext_cache) { + if (!TEST_int_eq(remove_called, 0)) + goto end; + + if (maxprot == TLS1_3_VERSION) { + if (!TEST_int_eq(new_called, 1) + || !TEST_int_eq(get_called, 0)) + goto end; + } else { + if (!TEST_int_eq(new_called, 0) + || !TEST_int_eq(get_called, 1)) + goto end; + } + } + + testresult = 1; + + end: + SSL_free(serverssl1); + SSL_free(clientssl1); + SSL_free(serverssl2); + SSL_free(clientssl2); +# ifndef OPENSSL_NO_TLS1_1 + SSL_free(serverssl3); + SSL_free(clientssl3); +# endif + SSL_SESSION_free(sess1); + SSL_SESSION_free(sess2); + SSL_CTX_free(sctx); + SSL_CTX_free(cctx); + + return testresult; +} +#endif /* !defined(OPENSSL_NO_TLS1_3) || !defined(OPENSSL_NO_TLS1_2) */ + +static int test_session_with_only_int_cache(void) +{ +#ifndef OPENSSL_NO_TLS1_3 + if (!execute_test_session(TLS1_3_VERSION, 1, 0)) + return 0; +#endif + +#ifndef OPENSSL_NO_TLS1_2 + return execute_test_session(TLS1_2_VERSION, 1, 0); +#else + return 1; +#endif +} + +static int test_session_with_only_ext_cache(void) +{ +#ifndef OPENSSL_NO_TLS1_3 + if (!execute_test_session(TLS1_3_VERSION, 0, 1)) + return 0; +#endif + +#ifndef OPENSSL_NO_TLS1_2 + return execute_test_session(TLS1_2_VERSION, 0, 1); +#else + return 1; +#endif +} + +static int test_session_with_both_cache(void) +{ +#ifndef OPENSSL_NO_TLS1_3 + if (!execute_test_session(TLS1_3_VERSION, 1, 1)) + return 0; +#endif + +#ifndef OPENSSL_NO_TLS1_2 + return execute_test_session(TLS1_2_VERSION, 1, 1); +#else + return 1; +#endif +} + +#ifndef OPENSSL_NO_TLS1_3 +static SSL_SESSION *sesscache[6]; +static int do_cache; + +static int new_cachesession_cb(SSL *ssl, SSL_SESSION *sess) +{ + if (do_cache) { + sesscache[new_called] = sess; + } else { + /* We don't need the reference to the session, so free it */ + SSL_SESSION_free(sess); + } + new_called++; + + return 1; +} + +static int post_handshake_verify(SSL *sssl, SSL *cssl) +{ + SSL_set_verify(sssl, SSL_VERIFY_PEER, NULL); + if (!TEST_true(SSL_verify_client_post_handshake(sssl))) + return 0; + + /* Start handshake on the server and client */ + if (!TEST_int_eq(SSL_do_handshake(sssl), 1) + || !TEST_int_le(SSL_read(cssl, NULL, 0), 0) + || !TEST_int_le(SSL_read(sssl, NULL, 0), 0) + || !TEST_true(create_ssl_connection(sssl, cssl, + SSL_ERROR_NONE))) + return 0; + + return 1; +} + +static int setup_ticket_test(int stateful, int idx, SSL_CTX **sctx, + SSL_CTX **cctx) +{ + int sess_id_ctx = 1; + + if (!TEST_true(create_ssl_ctx_pair(TLS_server_method(), TLS_client_method(), + TLS1_VERSION, TLS_MAX_VERSION, sctx, + cctx, cert, privkey)) + || !TEST_true(SSL_CTX_set_num_tickets(*sctx, idx)) + || !TEST_true(SSL_CTX_set_session_id_context(*sctx, + (void *)&sess_id_ctx, + sizeof(sess_id_ctx)))) + return 0; + + if (stateful) + SSL_CTX_set_options(*sctx, SSL_OP_NO_TICKET); + + SSL_CTX_set_session_cache_mode(*cctx, SSL_SESS_CACHE_CLIENT + | SSL_SESS_CACHE_NO_INTERNAL_STORE); + SSL_CTX_sess_set_new_cb(*cctx, new_cachesession_cb); + + return 1; +} + +static int check_resumption(int idx, SSL_CTX *sctx, SSL_CTX *cctx, int succ) +{ + SSL *serverssl = NULL, *clientssl = NULL; + int i; + + /* Test that we can resume with all the tickets we got given */ + for (i = 0; i < idx * 2; i++) { + new_called = 0; + if (!TEST_true(create_ssl_objects(sctx, cctx, &serverssl, + &clientssl, NULL, NULL)) + || !TEST_true(SSL_set_session(clientssl, sesscache[i]))) + goto end; + + SSL_set_post_handshake_auth(clientssl, 1); + + if (!TEST_true(create_ssl_connection(serverssl, clientssl, + SSL_ERROR_NONE))) + goto end; + + /* + * Following a successful resumption we only get 1 ticket. After a + * failed one we should get idx tickets. + */ + if (succ) { + if (!TEST_true(SSL_session_reused(clientssl)) + || !TEST_int_eq(new_called, 1)) + goto end; + } else { + if (!TEST_false(SSL_session_reused(clientssl)) + || !TEST_int_eq(new_called, idx)) + goto end; + } + + new_called = 0; + /* After a post-handshake authentication we should get 1 new ticket */ + if (succ + && (!post_handshake_verify(serverssl, clientssl) + || !TEST_int_eq(new_called, 1))) + goto end; + + SSL_shutdown(clientssl); + SSL_shutdown(serverssl); + SSL_free(serverssl); + SSL_free(clientssl); + serverssl = clientssl = NULL; + SSL_SESSION_free(sesscache[i]); + sesscache[i] = NULL; + } + + return 1; + + end: + SSL_free(clientssl); + SSL_free(serverssl); + return 0; +} + +static int test_tickets(int stateful, int idx) +{ + SSL_CTX *sctx = NULL, *cctx = NULL; + SSL *serverssl = NULL, *clientssl = NULL; + int testresult = 0; + size_t j; + + /* idx is the test number, but also the number of tickets we want */ + + new_called = 0; + do_cache = 1; + + if (!setup_ticket_test(stateful, idx, &sctx, &cctx)) + goto end; + + if (!TEST_true(create_ssl_objects(sctx, cctx, &serverssl, + &clientssl, NULL, NULL))) + goto end; + + if (!TEST_true(create_ssl_connection(serverssl, clientssl, + SSL_ERROR_NONE)) + /* Check we got the number of tickets we were expecting */ + || !TEST_int_eq(idx, new_called)) + goto end; + + SSL_shutdown(clientssl); + SSL_shutdown(serverssl); + SSL_free(serverssl); + SSL_free(clientssl); + SSL_CTX_free(sctx); + SSL_CTX_free(cctx); + clientssl = serverssl = NULL; + sctx = cctx = NULL; + + /* + * Now we try to resume with the tickets we previously created. The + * resumption attempt is expected to fail (because we're now using a new + * SSL_CTX). We should see idx number of tickets issued again. + */ + + /* Stop caching sessions - just count them */ + do_cache = 0; + + if (!setup_ticket_test(stateful, idx, &sctx, &cctx)) + goto end; + + if (!check_resumption(idx, sctx, cctx, 0)) + goto end; + + /* Start again with caching sessions */ + new_called = 0; + do_cache = 1; + SSL_CTX_free(sctx); + SSL_CTX_free(cctx); + sctx = cctx = NULL; + + if (!setup_ticket_test(stateful, idx, &sctx, &cctx)) + goto end; + + if (!TEST_true(create_ssl_objects(sctx, cctx, &serverssl, + &clientssl, NULL, NULL))) + goto end; + + SSL_set_post_handshake_auth(clientssl, 1); + + if (!TEST_true(create_ssl_connection(serverssl, clientssl, + SSL_ERROR_NONE)) + /* Check we got the number of tickets we were expecting */ + || !TEST_int_eq(idx, new_called)) + goto end; + + /* After a post-handshake authentication we should get new tickets issued */ + if (!post_handshake_verify(serverssl, clientssl) + || !TEST_int_eq(idx * 2, new_called)) + goto end; + + SSL_shutdown(clientssl); + SSL_shutdown(serverssl); + SSL_free(serverssl); + SSL_free(clientssl); + serverssl = clientssl = NULL; + + /* Stop caching sessions - just count them */ + do_cache = 0; + + /* + * Check we can resume with all the tickets we created. This time around the + * resumptions should all be successful. + */ + if (!check_resumption(idx, sctx, cctx, 1)) + goto end; + + testresult = 1; + + end: + SSL_free(serverssl); + SSL_free(clientssl); + for (j = 0; j < OSSL_NELEM(sesscache); j++) { + SSL_SESSION_free(sesscache[j]); + sesscache[j] = NULL; + } + SSL_CTX_free(sctx); + SSL_CTX_free(cctx); + + return testresult; +} + +static int test_stateless_tickets(int idx) +{ + return test_tickets(0, idx); +} + +static int test_stateful_tickets(int idx) +{ + return test_tickets(1, idx); +} + +static int test_psk_tickets(void) +{ + SSL_CTX *sctx = NULL, *cctx = NULL; + SSL *serverssl = NULL, *clientssl = NULL; + int testresult = 0; + int sess_id_ctx = 1; + + if (!TEST_true(create_ssl_ctx_pair(TLS_server_method(), TLS_client_method(), + TLS1_VERSION, TLS_MAX_VERSION, &sctx, + &cctx, NULL, NULL)) + || !TEST_true(SSL_CTX_set_session_id_context(sctx, + (void *)&sess_id_ctx, + sizeof(sess_id_ctx)))) + goto end; + + SSL_CTX_set_session_cache_mode(cctx, SSL_SESS_CACHE_CLIENT + | SSL_SESS_CACHE_NO_INTERNAL_STORE); + SSL_CTX_set_psk_use_session_callback(cctx, use_session_cb); + SSL_CTX_set_psk_find_session_callback(sctx, find_session_cb); + SSL_CTX_sess_set_new_cb(cctx, new_session_cb); + use_session_cb_cnt = 0; + find_session_cb_cnt = 0; + srvid = pskid; + new_called = 0; + + if (!TEST_true(create_ssl_objects(sctx, cctx, &serverssl, &clientssl, + NULL, NULL))) + goto end; + clientpsk = serverpsk = create_a_psk(clientssl); + if (!TEST_ptr(clientpsk)) + goto end; + SSL_SESSION_up_ref(clientpsk); + + if (!TEST_true(create_ssl_connection(serverssl, clientssl, + SSL_ERROR_NONE)) + || !TEST_int_eq(1, find_session_cb_cnt) + || !TEST_int_eq(1, use_session_cb_cnt) + /* We should always get 1 ticket when using external PSK */ + || !TEST_int_eq(1, new_called)) + goto end; + + testresult = 1; + + end: + SSL_free(serverssl); + SSL_free(clientssl); + SSL_CTX_free(sctx); + SSL_CTX_free(cctx); + SSL_SESSION_free(clientpsk); + SSL_SESSION_free(serverpsk); + clientpsk = serverpsk = NULL; + + return testresult; +} +#endif + +#define USE_NULL 0 +#define USE_BIO_1 1 +#define USE_BIO_2 2 +#define USE_DEFAULT 3 + +#define CONNTYPE_CONNECTION_SUCCESS 0 +#define CONNTYPE_CONNECTION_FAIL 1 +#define CONNTYPE_NO_CONNECTION 2 + +#define TOTAL_NO_CONN_SSL_SET_BIO_TESTS (3 * 3 * 3 * 3) +#define TOTAL_CONN_SUCCESS_SSL_SET_BIO_TESTS (2 * 2) +#if !defined(OPENSSL_NO_TLS1_3) && !defined(OPENSSL_NO_TLS1_2) +# define TOTAL_CONN_FAIL_SSL_SET_BIO_TESTS (2 * 2) +#else +# define TOTAL_CONN_FAIL_SSL_SET_BIO_TESTS 0 +#endif + +#define TOTAL_SSL_SET_BIO_TESTS TOTAL_NO_CONN_SSL_SET_BIO_TESTS \ + + TOTAL_CONN_SUCCESS_SSL_SET_BIO_TESTS \ + + TOTAL_CONN_FAIL_SSL_SET_BIO_TESTS + +static void setupbio(BIO **res, BIO *bio1, BIO *bio2, int type) +{ + switch (type) { + case USE_NULL: + *res = NULL; + break; + case USE_BIO_1: + *res = bio1; + break; + case USE_BIO_2: + *res = bio2; + break; + } +} + + +/* + * Tests calls to SSL_set_bio() under various conditions. + * + * For the first 3 * 3 * 3 * 3 = 81 tests we do 2 calls to SSL_set_bio() with + * various combinations of valid BIOs or NULL being set for the rbio/wbio. We + * then do more tests where we create a successful connection first using our + * standard connection setup functions, and then call SSL_set_bio() with + * various combinations of valid BIOs or NULL. We then repeat these tests + * following a failed connection. In this last case we are looking to check that + * SSL_set_bio() functions correctly in the case where s->bbio is not NULL. + */ +static int test_ssl_set_bio(int idx) +{ + SSL_CTX *sctx = NULL, *cctx = NULL; + BIO *bio1 = NULL; + BIO *bio2 = NULL; + BIO *irbio = NULL, *iwbio = NULL, *nrbio = NULL, *nwbio = NULL; + SSL *serverssl = NULL, *clientssl = NULL; + int initrbio, initwbio, newrbio, newwbio, conntype; + int testresult = 0; + + if (idx < TOTAL_NO_CONN_SSL_SET_BIO_TESTS) { + initrbio = idx % 3; + idx /= 3; + initwbio = idx % 3; + idx /= 3; + newrbio = idx % 3; + idx /= 3; + newwbio = idx % 3; + conntype = CONNTYPE_NO_CONNECTION; + } else { + idx -= TOTAL_NO_CONN_SSL_SET_BIO_TESTS; + initrbio = initwbio = USE_DEFAULT; + newrbio = idx % 2; + idx /= 2; + newwbio = idx % 2; + idx /= 2; + conntype = idx % 2; + } + + if (!TEST_true(create_ssl_ctx_pair(TLS_server_method(), TLS_client_method(), + TLS1_VERSION, TLS_MAX_VERSION, + &sctx, &cctx, cert, privkey))) + goto end; + + if (conntype == CONNTYPE_CONNECTION_FAIL) { + /* + * We won't ever get here if either TLSv1.3 or TLSv1.2 is disabled + * because we reduced the number of tests in the definition of + * TOTAL_CONN_FAIL_SSL_SET_BIO_TESTS to avoid this scenario. By setting + * mismatched protocol versions we will force a connection failure. + */ + SSL_CTX_set_min_proto_version(sctx, TLS1_3_VERSION); + SSL_CTX_set_max_proto_version(cctx, TLS1_2_VERSION); + } + + if (!TEST_true(create_ssl_objects(sctx, cctx, &serverssl, &clientssl, + NULL, NULL))) + goto end; + + if (initrbio == USE_BIO_1 + || initwbio == USE_BIO_1 + || newrbio == USE_BIO_1 + || newwbio == USE_BIO_1) { + if (!TEST_ptr(bio1 = BIO_new(BIO_s_mem()))) + goto end; + } + + if (initrbio == USE_BIO_2 + || initwbio == USE_BIO_2 + || newrbio == USE_BIO_2 + || newwbio == USE_BIO_2) { + if (!TEST_ptr(bio2 = BIO_new(BIO_s_mem()))) + goto end; + } + + if (initrbio != USE_DEFAULT) { + setupbio(&irbio, bio1, bio2, initrbio); + setupbio(&iwbio, bio1, bio2, initwbio); + SSL_set_bio(clientssl, irbio, iwbio); + + /* + * We want to maintain our own refs to these BIO, so do an up ref for + * each BIO that will have ownership transferred in the SSL_set_bio() + * call + */ + if (irbio != NULL) + BIO_up_ref(irbio); + if (iwbio != NULL && iwbio != irbio) + BIO_up_ref(iwbio); + } + + if (conntype != CONNTYPE_NO_CONNECTION + && !TEST_true(create_ssl_connection(serverssl, clientssl, + SSL_ERROR_NONE) + == (conntype == CONNTYPE_CONNECTION_SUCCESS))) + goto end; + + setupbio(&nrbio, bio1, bio2, newrbio); + setupbio(&nwbio, bio1, bio2, newwbio); + + /* + * We will (maybe) transfer ownership again so do more up refs. + * SSL_set_bio() has some really complicated ownership rules where BIOs have + * already been set! + */ + if (nrbio != NULL + && nrbio != irbio + && (nwbio != iwbio || nrbio != nwbio)) + BIO_up_ref(nrbio); + if (nwbio != NULL + && nwbio != nrbio + && (nwbio != iwbio || (nwbio == iwbio && irbio == iwbio))) + BIO_up_ref(nwbio); + + SSL_set_bio(clientssl, nrbio, nwbio); + + testresult = 1; + + end: + BIO_free(bio1); + BIO_free(bio2); + + /* + * This test is checking that the ref counting for SSL_set_bio is correct. + * If we get here and we did too many frees then we will fail in the above + * functions. If we haven't done enough then this will only be detected in + * a crypto-mdebug build + */ + SSL_free(serverssl); + SSL_free(clientssl); + SSL_CTX_free(sctx); + SSL_CTX_free(cctx); + return testresult; +} + +typedef enum { NO_BIO_CHANGE, CHANGE_RBIO, CHANGE_WBIO } bio_change_t; + +static int execute_test_ssl_bio(int pop_ssl, bio_change_t change_bio) +{ + BIO *sslbio = NULL, *membio1 = NULL, *membio2 = NULL; + SSL_CTX *ctx; + SSL *ssl = NULL; + int testresult = 0; + + if (!TEST_ptr(ctx = SSL_CTX_new(TLS_method())) + || !TEST_ptr(ssl = SSL_new(ctx)) + || !TEST_ptr(sslbio = BIO_new(BIO_f_ssl())) + || !TEST_ptr(membio1 = BIO_new(BIO_s_mem()))) + goto end; + + BIO_set_ssl(sslbio, ssl, BIO_CLOSE); + + /* + * If anything goes wrong here then we could leak memory, so this will + * be caught in a crypto-mdebug build + */ + BIO_push(sslbio, membio1); + + /* Verify changing the rbio/wbio directly does not cause leaks */ + if (change_bio != NO_BIO_CHANGE) { + if (!TEST_ptr(membio2 = BIO_new(BIO_s_mem()))) + goto end; + if (change_bio == CHANGE_RBIO) + SSL_set0_rbio(ssl, membio2); + else + SSL_set0_wbio(ssl, membio2); + } + ssl = NULL; + + if (pop_ssl) + BIO_pop(sslbio); + else + BIO_pop(membio1); + + testresult = 1; + end: + BIO_free(membio1); + BIO_free(sslbio); + SSL_free(ssl); + SSL_CTX_free(ctx); + + return testresult; +} + +static int test_ssl_bio_pop_next_bio(void) +{ + return execute_test_ssl_bio(0, NO_BIO_CHANGE); +} + +static int test_ssl_bio_pop_ssl_bio(void) +{ + return execute_test_ssl_bio(1, NO_BIO_CHANGE); +} + +static int test_ssl_bio_change_rbio(void) +{ + return execute_test_ssl_bio(0, CHANGE_RBIO); +} + +static int test_ssl_bio_change_wbio(void) +{ + return execute_test_ssl_bio(0, CHANGE_WBIO); +} + +#if !defined(OPENSSL_NO_TLS1_2) || defined(OPENSSL_NO_TLS1_3) +typedef struct { + /* The list of sig algs */ + const int *list; + /* The length of the list */ + size_t listlen; + /* A sigalgs list in string format */ + const char *liststr; + /* Whether setting the list should succeed */ + int valid; + /* Whether creating a connection with the list should succeed */ + int connsuccess; +} sigalgs_list; + +static const int validlist1[] = {NID_sha256, EVP_PKEY_RSA}; +# ifndef OPENSSL_NO_EC +static const int validlist2[] = {NID_sha256, EVP_PKEY_RSA, NID_sha512, EVP_PKEY_EC}; +static const int validlist3[] = {NID_sha512, EVP_PKEY_EC}; +# endif +static const int invalidlist1[] = {NID_undef, EVP_PKEY_RSA}; +static const int invalidlist2[] = {NID_sha256, NID_undef}; +static const int invalidlist3[] = {NID_sha256, EVP_PKEY_RSA, NID_sha256}; +static const int invalidlist4[] = {NID_sha256}; +static const sigalgs_list testsigalgs[] = { + {validlist1, OSSL_NELEM(validlist1), NULL, 1, 1}, +# ifndef OPENSSL_NO_EC + {validlist2, OSSL_NELEM(validlist2), NULL, 1, 1}, + {validlist3, OSSL_NELEM(validlist3), NULL, 1, 0}, +# endif + {NULL, 0, "RSA+SHA256", 1, 1}, +# ifndef OPENSSL_NO_EC + {NULL, 0, "RSA+SHA256:ECDSA+SHA512", 1, 1}, + {NULL, 0, "ECDSA+SHA512", 1, 0}, +# endif + {invalidlist1, OSSL_NELEM(invalidlist1), NULL, 0, 0}, + {invalidlist2, OSSL_NELEM(invalidlist2), NULL, 0, 0}, + {invalidlist3, OSSL_NELEM(invalidlist3), NULL, 0, 0}, + {invalidlist4, OSSL_NELEM(invalidlist4), NULL, 0, 0}, + {NULL, 0, "RSA", 0, 0}, + {NULL, 0, "SHA256", 0, 0}, + {NULL, 0, "RSA+SHA256:SHA256", 0, 0}, + {NULL, 0, "Invalid", 0, 0} +}; + +static int test_set_sigalgs(int idx) +{ + SSL_CTX *cctx = NULL, *sctx = NULL; + SSL *clientssl = NULL, *serverssl = NULL; + int testresult = 0; + const sigalgs_list *curr; + int testctx; + + /* Should never happen */ + if (!TEST_size_t_le((size_t)idx, OSSL_NELEM(testsigalgs) * 2)) + return 0; + + testctx = ((size_t)idx < OSSL_NELEM(testsigalgs)); + curr = testctx ? &testsigalgs[idx] + : &testsigalgs[idx - OSSL_NELEM(testsigalgs)]; + + if (!TEST_true(create_ssl_ctx_pair(TLS_server_method(), TLS_client_method(), + TLS1_VERSION, TLS_MAX_VERSION, + &sctx, &cctx, cert, privkey))) + return 0; + + /* + * TODO(TLS1.3): These APIs cannot set TLSv1.3 sig algs so we just test it + * for TLSv1.2 for now until we add a new API. + */ + SSL_CTX_set_max_proto_version(cctx, TLS1_2_VERSION); + + if (testctx) { + int ret; + + if (curr->list != NULL) + ret = SSL_CTX_set1_sigalgs(cctx, curr->list, curr->listlen); + else + ret = SSL_CTX_set1_sigalgs_list(cctx, curr->liststr); + + if (!ret) { + if (curr->valid) + TEST_info("Failure setting sigalgs in SSL_CTX (%d)\n", idx); + else + testresult = 1; + goto end; + } + if (!curr->valid) { + TEST_info("Not-failed setting sigalgs in SSL_CTX (%d)\n", idx); + goto end; + } + } + + if (!TEST_true(create_ssl_objects(sctx, cctx, &serverssl, + &clientssl, NULL, NULL))) + goto end; + + if (!testctx) { + int ret; + + if (curr->list != NULL) + ret = SSL_set1_sigalgs(clientssl, curr->list, curr->listlen); + else + ret = SSL_set1_sigalgs_list(clientssl, curr->liststr); + if (!ret) { + if (curr->valid) + TEST_info("Failure setting sigalgs in SSL (%d)\n", idx); + else + testresult = 1; + goto end; + } + if (!curr->valid) + goto end; + } + + if (!TEST_int_eq(create_ssl_connection(serverssl, clientssl, + SSL_ERROR_NONE), + curr->connsuccess)) + goto end; + + testresult = 1; + + end: + SSL_free(serverssl); + SSL_free(clientssl); + SSL_CTX_free(sctx); + SSL_CTX_free(cctx); + + return testresult; +} +#endif + +#ifndef OPENSSL_NO_TLS1_3 +static int psk_client_cb_cnt = 0; +static int psk_server_cb_cnt = 0; + +static int use_session_cb(SSL *ssl, const EVP_MD *md, const unsigned char **id, + size_t *idlen, SSL_SESSION **sess) +{ + switch (++use_session_cb_cnt) { + case 1: + /* The first call should always have a NULL md */ + if (md != NULL) + return 0; + break; + + case 2: + /* The second call should always have an md */ + if (md == NULL) + return 0; + break; + + default: + /* We should only be called a maximum of twice */ + return 0; + } + + if (clientpsk != NULL) + SSL_SESSION_up_ref(clientpsk); + + *sess = clientpsk; + *id = (const unsigned char *)pskid; + *idlen = strlen(pskid); + + return 1; +} + +#ifndef OPENSSL_NO_PSK +static unsigned int psk_client_cb(SSL *ssl, const char *hint, char *id, + unsigned int max_id_len, + unsigned char *psk, + unsigned int max_psk_len) +{ + unsigned int psklen = 0; + + psk_client_cb_cnt++; + + if (strlen(pskid) + 1 > max_id_len) + return 0; + + /* We should only ever be called a maximum of twice per connection */ + if (psk_client_cb_cnt > 2) + return 0; + + if (clientpsk == NULL) + return 0; + + /* We'll reuse the PSK we set up for TLSv1.3 */ + if (SSL_SESSION_get_master_key(clientpsk, NULL, 0) > max_psk_len) + return 0; + psklen = SSL_SESSION_get_master_key(clientpsk, psk, max_psk_len); + strncpy(id, pskid, max_id_len); + + return psklen; +} +#endif /* OPENSSL_NO_PSK */ + +static int find_session_cb(SSL *ssl, const unsigned char *identity, + size_t identity_len, SSL_SESSION **sess) +{ + find_session_cb_cnt++; + + /* We should only ever be called a maximum of twice per connection */ + if (find_session_cb_cnt > 2) + return 0; + + if (serverpsk == NULL) + return 0; + + /* Identity should match that set by the client */ + if (strlen(srvid) != identity_len + || strncmp(srvid, (const char *)identity, identity_len) != 0) { + /* No PSK found, continue but without a PSK */ + *sess = NULL; + return 1; + } + + SSL_SESSION_up_ref(serverpsk); + *sess = serverpsk; + + return 1; +} + +#ifndef OPENSSL_NO_PSK +static unsigned int psk_server_cb(SSL *ssl, const char *identity, + unsigned char *psk, unsigned int max_psk_len) +{ + unsigned int psklen = 0; + + psk_server_cb_cnt++; + + /* We should only ever be called a maximum of twice per connection */ + if (find_session_cb_cnt > 2) + return 0; + + if (serverpsk == NULL) + return 0; + + /* Identity should match that set by the client */ + if (strcmp(srvid, identity) != 0) { + return 0; + } + + /* We'll reuse the PSK we set up for TLSv1.3 */ + if (SSL_SESSION_get_master_key(serverpsk, NULL, 0) > max_psk_len) + return 0; + psklen = SSL_SESSION_get_master_key(serverpsk, psk, max_psk_len); + + return psklen; +} +#endif /* OPENSSL_NO_PSK */ + +#define MSG1 "Hello" +#define MSG2 "World." +#define MSG3 "This" +#define MSG4 "is" +#define MSG5 "a" +#define MSG6 "test" +#define MSG7 "message." + +#define TLS13_AES_256_GCM_SHA384_BYTES ((const unsigned char *)"\x13\x02") +#define TLS13_AES_128_GCM_SHA256_BYTES ((const unsigned char *)"\x13\x01") + + +static SSL_SESSION *create_a_psk(SSL *ssl) +{ + const SSL_CIPHER *cipher = NULL; + const unsigned char key[] = { + 0x00, 0x01, 0x02, 0x03, 0x04, 0x05, 0x06, 0x07, 0x08, 0x09, 0x0a, + 0x0b, 0x0c, 0x0d, 0x0e, 0x0f, 0x10, 0x11, 0x12, 0x13, 0x14, 0x15, + 0x16, 0x17, 0x18, 0x19, 0x1a, 0x1b, 0x1c, 0x1d, 0x1e, 0x1f, 0x20, + 0x21, 0x22, 0x23, 0x24, 0x25, 0x26, 0x27, 0x28, 0x29, 0x2a, 0x2b, + 0x2c, 0x2d, 0x2e, 0x2f + }; + SSL_SESSION *sess = NULL; + + cipher = SSL_CIPHER_find(ssl, TLS13_AES_256_GCM_SHA384_BYTES); + sess = SSL_SESSION_new(); + if (!TEST_ptr(sess) + || !TEST_ptr(cipher) + || !TEST_true(SSL_SESSION_set1_master_key(sess, key, + sizeof(key))) + || !TEST_true(SSL_SESSION_set_cipher(sess, cipher)) + || !TEST_true( + SSL_SESSION_set_protocol_version(sess, + TLS1_3_VERSION))) { + SSL_SESSION_free(sess); + return NULL; + } + return sess; +} + +/* + * Helper method to setup objects for early data test. Caller frees objects on + * error. + */ +static int setupearly_data_test(SSL_CTX **cctx, SSL_CTX **sctx, SSL **clientssl, + SSL **serverssl, SSL_SESSION **sess, int idx) +{ + if (*sctx == NULL + && !TEST_true(create_ssl_ctx_pair(TLS_server_method(), + TLS_client_method(), + TLS1_VERSION, TLS_MAX_VERSION, + sctx, cctx, cert, privkey))) + return 0; + + if (!TEST_true(SSL_CTX_set_max_early_data(*sctx, SSL3_RT_MAX_PLAIN_LENGTH))) + return 0; + + if (idx == 1) { + /* When idx == 1 we repeat the tests with read_ahead set */ + SSL_CTX_set_read_ahead(*cctx, 1); + SSL_CTX_set_read_ahead(*sctx, 1); + } else if (idx == 2) { + /* When idx == 2 we are doing early_data with a PSK. Set up callbacks */ + SSL_CTX_set_psk_use_session_callback(*cctx, use_session_cb); + SSL_CTX_set_psk_find_session_callback(*sctx, find_session_cb); + use_session_cb_cnt = 0; + find_session_cb_cnt = 0; + srvid = pskid; + } + + if (!TEST_true(create_ssl_objects(*sctx, *cctx, serverssl, clientssl, + NULL, NULL))) + return 0; + + /* + * For one of the run throughs (doesn't matter which one), we'll try sending + * some SNI data in the initial ClientHello. This will be ignored (because + * there is no SNI cb set up by the server), so it should not impact + * early_data. + */ + if (idx == 1 + && !TEST_true(SSL_set_tlsext_host_name(*clientssl, "localhost"))) + return 0; + + if (idx == 2) { + clientpsk = create_a_psk(*clientssl); + if (!TEST_ptr(clientpsk) + /* + * We just choose an arbitrary value for max_early_data which + * should be big enough for testing purposes. + */ + || !TEST_true(SSL_SESSION_set_max_early_data(clientpsk, + 0x100)) + || !TEST_true(SSL_SESSION_up_ref(clientpsk))) { + SSL_SESSION_free(clientpsk); + clientpsk = NULL; + return 0; + } + serverpsk = clientpsk; + + if (sess != NULL) { + if (!TEST_true(SSL_SESSION_up_ref(clientpsk))) { + SSL_SESSION_free(clientpsk); + SSL_SESSION_free(serverpsk); + clientpsk = serverpsk = NULL; + return 0; + } + *sess = clientpsk; + } + return 1; + } + + if (sess == NULL) + return 1; + + if (!TEST_true(create_ssl_connection(*serverssl, *clientssl, + SSL_ERROR_NONE))) + return 0; + + *sess = SSL_get1_session(*clientssl); + SSL_shutdown(*clientssl); + SSL_shutdown(*serverssl); + SSL_free(*serverssl); + SSL_free(*clientssl); + *serverssl = *clientssl = NULL; + + if (!TEST_true(create_ssl_objects(*sctx, *cctx, serverssl, + clientssl, NULL, NULL)) + || !TEST_true(SSL_set_session(*clientssl, *sess))) + return 0; + + return 1; +} + +static int test_early_data_read_write(int idx) +{ + SSL_CTX *cctx = NULL, *sctx = NULL; + SSL *clientssl = NULL, *serverssl = NULL; + int testresult = 0; + SSL_SESSION *sess = NULL; + unsigned char buf[20], data[1024]; + size_t readbytes, written, eoedlen, rawread, rawwritten; + BIO *rbio; + + if (!TEST_true(setupearly_data_test(&cctx, &sctx, &clientssl, + &serverssl, &sess, idx))) + goto end; + + /* Write and read some early data */ + if (!TEST_true(SSL_write_early_data(clientssl, MSG1, strlen(MSG1), + &written)) + || !TEST_size_t_eq(written, strlen(MSG1)) + || !TEST_int_eq(SSL_read_early_data(serverssl, buf, + sizeof(buf), &readbytes), + SSL_READ_EARLY_DATA_SUCCESS) + || !TEST_mem_eq(MSG1, readbytes, buf, strlen(MSG1)) + || !TEST_int_eq(SSL_get_early_data_status(serverssl), + SSL_EARLY_DATA_ACCEPTED)) + goto end; + + /* + * Server should be able to write data, and client should be able to + * read it. + */ + if (!TEST_true(SSL_write_early_data(serverssl, MSG2, strlen(MSG2), + &written)) + || !TEST_size_t_eq(written, strlen(MSG2)) + || !TEST_true(SSL_read_ex(clientssl, buf, sizeof(buf), &readbytes)) + || !TEST_mem_eq(buf, readbytes, MSG2, strlen(MSG2))) + goto end; + + /* Even after reading normal data, client should be able write early data */ + if (!TEST_true(SSL_write_early_data(clientssl, MSG3, strlen(MSG3), + &written)) + || !TEST_size_t_eq(written, strlen(MSG3))) + goto end; + + /* Server should still be able read early data after writing data */ + if (!TEST_int_eq(SSL_read_early_data(serverssl, buf, sizeof(buf), + &readbytes), + SSL_READ_EARLY_DATA_SUCCESS) + || !TEST_mem_eq(buf, readbytes, MSG3, strlen(MSG3))) + goto end; + + /* Write more data from server and read it from client */ + if (!TEST_true(SSL_write_early_data(serverssl, MSG4, strlen(MSG4), + &written)) + || !TEST_size_t_eq(written, strlen(MSG4)) + || !TEST_true(SSL_read_ex(clientssl, buf, sizeof(buf), &readbytes)) + || !TEST_mem_eq(buf, readbytes, MSG4, strlen(MSG4))) + goto end; + + /* + * If client writes normal data it should mean writing early data is no + * longer possible. + */ + if (!TEST_true(SSL_write_ex(clientssl, MSG5, strlen(MSG5), &written)) + || !TEST_size_t_eq(written, strlen(MSG5)) + || !TEST_int_eq(SSL_get_early_data_status(clientssl), + SSL_EARLY_DATA_ACCEPTED)) + goto end; + + /* + * At this point the client has written EndOfEarlyData, ClientFinished and + * normal (fully protected) data. We are going to cause a delay between the + * arrival of EndOfEarlyData and ClientFinished. We read out all the data + * in the read BIO, and then just put back the EndOfEarlyData message. + */ + rbio = SSL_get_rbio(serverssl); + if (!TEST_true(BIO_read_ex(rbio, data, sizeof(data), &rawread)) + || !TEST_size_t_lt(rawread, sizeof(data)) + || !TEST_size_t_gt(rawread, SSL3_RT_HEADER_LENGTH)) + goto end; + + /* Record length is in the 4th and 5th bytes of the record header */ + eoedlen = SSL3_RT_HEADER_LENGTH + (data[3] << 8 | data[4]); + if (!TEST_true(BIO_write_ex(rbio, data, eoedlen, &rawwritten)) + || !TEST_size_t_eq(rawwritten, eoedlen)) + goto end; + + /* Server should be told that there is no more early data */ + if (!TEST_int_eq(SSL_read_early_data(serverssl, buf, sizeof(buf), + &readbytes), + SSL_READ_EARLY_DATA_FINISH) + || !TEST_size_t_eq(readbytes, 0)) + goto end; + + /* + * Server has not finished init yet, so should still be able to write early + * data. + */ + if (!TEST_true(SSL_write_early_data(serverssl, MSG6, strlen(MSG6), + &written)) + || !TEST_size_t_eq(written, strlen(MSG6))) + goto end; + + /* Push the ClientFinished and the normal data back into the server rbio */ + if (!TEST_true(BIO_write_ex(rbio, data + eoedlen, rawread - eoedlen, + &rawwritten)) + || !TEST_size_t_eq(rawwritten, rawread - eoedlen)) + goto end; + + /* Server should be able to read normal data */ + if (!TEST_true(SSL_read_ex(serverssl, buf, sizeof(buf), &readbytes)) + || !TEST_size_t_eq(readbytes, strlen(MSG5))) + goto end; + + /* Client and server should not be able to write/read early data now */ + if (!TEST_false(SSL_write_early_data(clientssl, MSG6, strlen(MSG6), + &written))) + goto end; + ERR_clear_error(); + if (!TEST_int_eq(SSL_read_early_data(serverssl, buf, sizeof(buf), + &readbytes), + SSL_READ_EARLY_DATA_ERROR)) + goto end; + ERR_clear_error(); + + /* Client should be able to read the data sent by the server */ + if (!TEST_true(SSL_read_ex(clientssl, buf, sizeof(buf), &readbytes)) + || !TEST_mem_eq(buf, readbytes, MSG6, strlen(MSG6))) + goto end; + + /* + * Make sure we process the two NewSessionTickets. These arrive + * post-handshake. We attempt reads which we do not expect to return any + * data. + */ + if (!TEST_false(SSL_read_ex(clientssl, buf, sizeof(buf), &readbytes)) + || !TEST_false(SSL_read_ex(clientssl, buf, sizeof(buf), + &readbytes))) + goto end; + + /* Server should be able to write normal data */ + if (!TEST_true(SSL_write_ex(serverssl, MSG7, strlen(MSG7), &written)) + || !TEST_size_t_eq(written, strlen(MSG7)) + || !TEST_true(SSL_read_ex(clientssl, buf, sizeof(buf), &readbytes)) + || !TEST_mem_eq(buf, readbytes, MSG7, strlen(MSG7))) + goto end; + + SSL_SESSION_free(sess); + sess = SSL_get1_session(clientssl); + use_session_cb_cnt = 0; + find_session_cb_cnt = 0; + + SSL_shutdown(clientssl); + SSL_shutdown(serverssl); + SSL_free(serverssl); + SSL_free(clientssl); + serverssl = clientssl = NULL; + if (!TEST_true(create_ssl_objects(sctx, cctx, &serverssl, + &clientssl, NULL, NULL)) + || !TEST_true(SSL_set_session(clientssl, sess))) + goto end; + + /* Write and read some early data */ + if (!TEST_true(SSL_write_early_data(clientssl, MSG1, strlen(MSG1), + &written)) + || !TEST_size_t_eq(written, strlen(MSG1)) + || !TEST_int_eq(SSL_read_early_data(serverssl, buf, sizeof(buf), + &readbytes), + SSL_READ_EARLY_DATA_SUCCESS) + || !TEST_mem_eq(buf, readbytes, MSG1, strlen(MSG1))) + goto end; + + if (!TEST_int_gt(SSL_connect(clientssl), 0) + || !TEST_int_gt(SSL_accept(serverssl), 0)) + goto end; + + /* Client and server should not be able to write/read early data now */ + if (!TEST_false(SSL_write_early_data(clientssl, MSG6, strlen(MSG6), + &written))) + goto end; + ERR_clear_error(); + if (!TEST_int_eq(SSL_read_early_data(serverssl, buf, sizeof(buf), + &readbytes), + SSL_READ_EARLY_DATA_ERROR)) + goto end; + ERR_clear_error(); + + /* Client and server should be able to write/read normal data */ + if (!TEST_true(SSL_write_ex(clientssl, MSG5, strlen(MSG5), &written)) + || !TEST_size_t_eq(written, strlen(MSG5)) + || !TEST_true(SSL_read_ex(serverssl, buf, sizeof(buf), &readbytes)) + || !TEST_size_t_eq(readbytes, strlen(MSG5))) + goto end; + + testresult = 1; + + end: + SSL_SESSION_free(sess); + SSL_SESSION_free(clientpsk); + SSL_SESSION_free(serverpsk); + clientpsk = serverpsk = NULL; + SSL_free(serverssl); + SSL_free(clientssl); + SSL_CTX_free(sctx); + SSL_CTX_free(cctx); + return testresult; +} + +static int allow_ed_cb_called = 0; + +static int allow_early_data_cb(SSL *s, void *arg) +{ + int *usecb = (int *)arg; + + allow_ed_cb_called++; + + if (*usecb == 1) + return 0; + + return 1; +} + +/* + * idx == 0: Standard early_data setup + * idx == 1: early_data setup using read_ahead + * usecb == 0: Don't use a custom early data callback + * usecb == 1: Use a custom early data callback and reject the early data + * usecb == 2: Use a custom early data callback and accept the early data + * confopt == 0: Configure anti-replay directly + * confopt == 1: Configure anti-replay using SSL_CONF + */ +static int test_early_data_replay_int(int idx, int usecb, int confopt) +{ + SSL_CTX *cctx = NULL, *sctx = NULL; + SSL *clientssl = NULL, *serverssl = NULL; + int testresult = 0; + SSL_SESSION *sess = NULL; + size_t readbytes, written; + unsigned char buf[20]; + + allow_ed_cb_called = 0; + + if (!TEST_true(create_ssl_ctx_pair(TLS_server_method(), TLS_client_method(), + TLS1_VERSION, TLS_MAX_VERSION, &sctx, + &cctx, cert, privkey))) + return 0; + + if (usecb > 0) { + if (confopt == 0) { + SSL_CTX_set_options(sctx, SSL_OP_NO_ANTI_REPLAY); + } else { + SSL_CONF_CTX *confctx = SSL_CONF_CTX_new(); + + if (!TEST_ptr(confctx)) + goto end; + SSL_CONF_CTX_set_flags(confctx, SSL_CONF_FLAG_FILE + | SSL_CONF_FLAG_SERVER); + SSL_CONF_CTX_set_ssl_ctx(confctx, sctx); + if (!TEST_int_eq(SSL_CONF_cmd(confctx, "Options", "-AntiReplay"), + 2)) { + SSL_CONF_CTX_free(confctx); + goto end; + } + SSL_CONF_CTX_free(confctx); + } + SSL_CTX_set_allow_early_data_cb(sctx, allow_early_data_cb, &usecb); + } + + if (!TEST_true(setupearly_data_test(&cctx, &sctx, &clientssl, + &serverssl, &sess, idx))) + goto end; + + /* + * The server is configured to accept early data. Create a connection to + * "use up" the ticket + */ + if (!TEST_true(create_ssl_connection(serverssl, clientssl, SSL_ERROR_NONE)) + || !TEST_true(SSL_session_reused(clientssl))) + goto end; + + SSL_shutdown(clientssl); + SSL_shutdown(serverssl); + SSL_free(serverssl); + SSL_free(clientssl); + serverssl = clientssl = NULL; + + if (!TEST_true(create_ssl_objects(sctx, cctx, &serverssl, + &clientssl, NULL, NULL)) + || !TEST_true(SSL_set_session(clientssl, sess))) + goto end; + + /* Write and read some early data */ + if (!TEST_true(SSL_write_early_data(clientssl, MSG1, strlen(MSG1), + &written)) + || !TEST_size_t_eq(written, strlen(MSG1))) + goto end; + + if (usecb <= 1) { + if (!TEST_int_eq(SSL_read_early_data(serverssl, buf, sizeof(buf), + &readbytes), + SSL_READ_EARLY_DATA_FINISH) + /* + * The ticket was reused, so the we should have rejected the + * early data + */ + || !TEST_int_eq(SSL_get_early_data_status(serverssl), + SSL_EARLY_DATA_REJECTED)) + goto end; + } else { + /* In this case the callback decides to accept the early data */ + if (!TEST_int_eq(SSL_read_early_data(serverssl, buf, sizeof(buf), + &readbytes), + SSL_READ_EARLY_DATA_SUCCESS) + || !TEST_mem_eq(MSG1, strlen(MSG1), buf, readbytes) + /* + * Server will have sent its flight so client can now send + * end of early data and complete its half of the handshake + */ + || !TEST_int_gt(SSL_connect(clientssl), 0) + || !TEST_int_eq(SSL_read_early_data(serverssl, buf, sizeof(buf), + &readbytes), + SSL_READ_EARLY_DATA_FINISH) + || !TEST_int_eq(SSL_get_early_data_status(serverssl), + SSL_EARLY_DATA_ACCEPTED)) + goto end; + } + + /* Complete the connection */ + if (!TEST_true(create_ssl_connection(serverssl, clientssl, SSL_ERROR_NONE)) + || !TEST_int_eq(SSL_session_reused(clientssl), (usecb > 0) ? 1 : 0) + || !TEST_int_eq(allow_ed_cb_called, usecb > 0 ? 1 : 0)) + goto end; + + testresult = 1; + + end: + SSL_SESSION_free(sess); + SSL_SESSION_free(clientpsk); + SSL_SESSION_free(serverpsk); + clientpsk = serverpsk = NULL; + SSL_free(serverssl); + SSL_free(clientssl); + SSL_CTX_free(sctx); + SSL_CTX_free(cctx); + return testresult; +} + +static int test_early_data_replay(int idx) +{ + int ret = 1, usecb, confopt; + + for (usecb = 0; usecb < 3; usecb++) { + for (confopt = 0; confopt < 2; confopt++) + ret &= test_early_data_replay_int(idx, usecb, confopt); + } + + return ret; +} + +/* + * Helper function to test that a server attempting to read early data can + * handle a connection from a client where the early data should be skipped. + * testtype: 0 == No HRR + * testtype: 1 == HRR + * testtype: 2 == HRR, invalid early_data sent after HRR + * testtype: 3 == recv_max_early_data set to 0 + */ +static int early_data_skip_helper(int testtype, int idx) +{ + SSL_CTX *cctx = NULL, *sctx = NULL; + SSL *clientssl = NULL, *serverssl = NULL; + int testresult = 0; + SSL_SESSION *sess = NULL; + unsigned char buf[20]; + size_t readbytes, written; + + if (!TEST_true(setupearly_data_test(&cctx, &sctx, &clientssl, + &serverssl, &sess, idx))) + goto end; + + if (testtype == 1 || testtype == 2) { + /* Force an HRR to occur */ + if (!TEST_true(SSL_set1_groups_list(serverssl, "P-256"))) + goto end; + } else if (idx == 2) { + /* + * We force early_data rejection by ensuring the PSK identity is + * unrecognised + */ + srvid = "Dummy Identity"; + } else { + /* + * Deliberately corrupt the creation time. We take 20 seconds off the + * time. It could be any value as long as it is not within tolerance. + * This should mean the ticket is rejected. + */ + if (!TEST_true(SSL_SESSION_set_time(sess, (long)(time(NULL) - 20)))) + goto end; + } + + if (testtype == 3 + && !TEST_true(SSL_set_recv_max_early_data(serverssl, 0))) + goto end; + + /* Write some early data */ + if (!TEST_true(SSL_write_early_data(clientssl, MSG1, strlen(MSG1), + &written)) + || !TEST_size_t_eq(written, strlen(MSG1))) + goto end; + + /* Server should reject the early data */ + if (!TEST_int_eq(SSL_read_early_data(serverssl, buf, sizeof(buf), + &readbytes), + SSL_READ_EARLY_DATA_FINISH) + || !TEST_size_t_eq(readbytes, 0) + || !TEST_int_eq(SSL_get_early_data_status(serverssl), + SSL_EARLY_DATA_REJECTED)) + goto end; + + switch (testtype) { + case 0: + /* Nothing to do */ + break; + + case 1: + /* + * Finish off the handshake. We perform the same writes and reads as + * further down but we expect them to fail due to the incomplete + * handshake. + */ + if (!TEST_false(SSL_write_ex(clientssl, MSG2, strlen(MSG2), &written)) + || !TEST_false(SSL_read_ex(serverssl, buf, sizeof(buf), + &readbytes))) + goto end; + break; + + case 2: + { + BIO *wbio = SSL_get_wbio(clientssl); + /* A record that will appear as bad early_data */ + const unsigned char bad_early_data[] = { + 0x17, 0x03, 0x03, 0x00, 0x01, 0x00 + }; + + /* + * We force the client to attempt a write. This will fail because + * we're still in the handshake. It will cause the second + * ClientHello to be sent. + */ + if (!TEST_false(SSL_write_ex(clientssl, MSG2, strlen(MSG2), + &written))) + goto end; + + /* + * Inject some early_data after the second ClientHello. This should + * cause the server to fail + */ + if (!TEST_true(BIO_write_ex(wbio, bad_early_data, + sizeof(bad_early_data), &written))) + goto end; + } + /* fallthrough */ + + case 3: + /* + * This client has sent more early_data than we are willing to skip + * (case 3) or sent invalid early_data (case 2) so the connection should + * abort. + */ + if (!TEST_false(SSL_read_ex(serverssl, buf, sizeof(buf), &readbytes)) + || !TEST_int_eq(SSL_get_error(serverssl, 0), SSL_ERROR_SSL)) + goto end; + + /* Connection has failed - nothing more to do */ + testresult = 1; + goto end; + + default: + TEST_error("Invalid test type"); + goto end; + } + + /* + * Should be able to send normal data despite rejection of early data. The + * early_data should be skipped. + */ + if (!TEST_true(SSL_write_ex(clientssl, MSG2, strlen(MSG2), &written)) + || !TEST_size_t_eq(written, strlen(MSG2)) + || !TEST_int_eq(SSL_get_early_data_status(clientssl), + SSL_EARLY_DATA_REJECTED) + || !TEST_true(SSL_read_ex(serverssl, buf, sizeof(buf), &readbytes)) + || !TEST_mem_eq(buf, readbytes, MSG2, strlen(MSG2))) + goto end; + + testresult = 1; + + end: + SSL_SESSION_free(clientpsk); + SSL_SESSION_free(serverpsk); + clientpsk = serverpsk = NULL; + SSL_SESSION_free(sess); + SSL_free(serverssl); + SSL_free(clientssl); + SSL_CTX_free(sctx); + SSL_CTX_free(cctx); + return testresult; +} + +/* + * Test that a server attempting to read early data can handle a connection + * from a client where the early data is not acceptable. + */ +static int test_early_data_skip(int idx) +{ + return early_data_skip_helper(0, idx); +} + +/* + * Test that a server attempting to read early data can handle a connection + * from a client where an HRR occurs. + */ +static int test_early_data_skip_hrr(int idx) +{ + return early_data_skip_helper(1, idx); +} + +/* + * Test that a server attempting to read early data can handle a connection + * from a client where an HRR occurs and correctly fails if early_data is sent + * after the HRR + */ +static int test_early_data_skip_hrr_fail(int idx) +{ + return early_data_skip_helper(2, idx); +} + +/* + * Test that a server attempting to read early data will abort if it tries to + * skip over too much. + */ +static int test_early_data_skip_abort(int idx) +{ + return early_data_skip_helper(3, idx); +} + +/* + * Test that a server attempting to read early data can handle a connection + * from a client that doesn't send any. + */ +static int test_early_data_not_sent(int idx) +{ + SSL_CTX *cctx = NULL, *sctx = NULL; + SSL *clientssl = NULL, *serverssl = NULL; + int testresult = 0; + SSL_SESSION *sess = NULL; + unsigned char buf[20]; + size_t readbytes, written; + + if (!TEST_true(setupearly_data_test(&cctx, &sctx, &clientssl, + &serverssl, &sess, idx))) + goto end; + + /* Write some data - should block due to handshake with server */ + SSL_set_connect_state(clientssl); + if (!TEST_false(SSL_write_ex(clientssl, MSG1, strlen(MSG1), &written))) + goto end; + + /* Server should detect that early data has not been sent */ + if (!TEST_int_eq(SSL_read_early_data(serverssl, buf, sizeof(buf), + &readbytes), + SSL_READ_EARLY_DATA_FINISH) + || !TEST_size_t_eq(readbytes, 0) + || !TEST_int_eq(SSL_get_early_data_status(serverssl), + SSL_EARLY_DATA_NOT_SENT) + || !TEST_int_eq(SSL_get_early_data_status(clientssl), + SSL_EARLY_DATA_NOT_SENT)) + goto end; + + /* Continue writing the message we started earlier */ + if (!TEST_true(SSL_write_ex(clientssl, MSG1, strlen(MSG1), &written)) + || !TEST_size_t_eq(written, strlen(MSG1)) + || !TEST_true(SSL_read_ex(serverssl, buf, sizeof(buf), &readbytes)) + || !TEST_mem_eq(buf, readbytes, MSG1, strlen(MSG1)) + || !SSL_write_ex(serverssl, MSG2, strlen(MSG2), &written) + || !TEST_size_t_eq(written, strlen(MSG2))) + goto end; + + if (!TEST_true(SSL_read_ex(clientssl, buf, sizeof(buf), &readbytes)) + || !TEST_mem_eq(buf, readbytes, MSG2, strlen(MSG2))) + goto end; + + testresult = 1; + + end: + SSL_SESSION_free(sess); + SSL_SESSION_free(clientpsk); + SSL_SESSION_free(serverpsk); + clientpsk = serverpsk = NULL; + SSL_free(serverssl); + SSL_free(clientssl); + SSL_CTX_free(sctx); + SSL_CTX_free(cctx); + return testresult; +} + +static const char *servalpn; + +static int alpn_select_cb(SSL *ssl, const unsigned char **out, + unsigned char *outlen, const unsigned char *in, + unsigned int inlen, void *arg) +{ + unsigned int protlen = 0; + const unsigned char *prot; + + for (prot = in; prot < in + inlen; prot += protlen) { + protlen = *prot++; + if (in + inlen < prot + protlen) + return SSL_TLSEXT_ERR_NOACK; + + if (protlen == strlen(servalpn) + && memcmp(prot, servalpn, protlen) == 0) { + *out = prot; + *outlen = protlen; + return SSL_TLSEXT_ERR_OK; + } + } + + return SSL_TLSEXT_ERR_NOACK; +} + +/* Test that a PSK can be used to send early_data */ +static int test_early_data_psk(int idx) +{ + SSL_CTX *cctx = NULL, *sctx = NULL; + SSL *clientssl = NULL, *serverssl = NULL; + int testresult = 0; + SSL_SESSION *sess = NULL; + unsigned char alpnlist[] = { + 0x08, 'g', 'o', 'o', 'd', 'a', 'l', 'p', 'n', 0x07, 'b', 'a', 'd', 'a', + 'l', 'p', 'n' + }; +#define GOODALPNLEN 9 +#define BADALPNLEN 8 +#define GOODALPN (alpnlist) +#define BADALPN (alpnlist + GOODALPNLEN) + int err = 0; + unsigned char buf[20]; + size_t readbytes, written; + int readearlyres = SSL_READ_EARLY_DATA_SUCCESS, connectres = 1; + int edstatus = SSL_EARLY_DATA_ACCEPTED; + + /* We always set this up with a final parameter of "2" for PSK */ + if (!TEST_true(setupearly_data_test(&cctx, &sctx, &clientssl, + &serverssl, &sess, 2))) + goto end; + + servalpn = "goodalpn"; + + /* + * Note: There is no test for inconsistent SNI with late client detection. + * This is because servers do not acknowledge SNI even if they are using + * it in a resumption handshake - so it is not actually possible for a + * client to detect a problem. + */ + switch (idx) { + case 0: + /* Set inconsistent SNI (early client detection) */ + err = SSL_R_INCONSISTENT_EARLY_DATA_SNI; + if (!TEST_true(SSL_SESSION_set1_hostname(sess, "goodhost")) + || !TEST_true(SSL_set_tlsext_host_name(clientssl, "badhost"))) + goto end; + break; + + case 1: + /* Set inconsistent ALPN (early client detection) */ + err = SSL_R_INCONSISTENT_EARLY_DATA_ALPN; + /* SSL_set_alpn_protos returns 0 for success and 1 for failure */ + if (!TEST_true(SSL_SESSION_set1_alpn_selected(sess, GOODALPN, + GOODALPNLEN)) + || !TEST_false(SSL_set_alpn_protos(clientssl, BADALPN, + BADALPNLEN))) + goto end; + break; + + case 2: + /* + * Set invalid protocol version. Technically this affects PSKs without + * early_data too, but we test it here because it is similar to the + * SNI/ALPN consistency tests. + */ + err = SSL_R_BAD_PSK; + if (!TEST_true(SSL_SESSION_set_protocol_version(sess, TLS1_2_VERSION))) + goto end; + break; + + case 3: + /* + * Set inconsistent SNI (server side). In this case the connection + * will succeed and accept early_data. In TLSv1.3 on the server side SNI + * is associated with each handshake - not the session. Therefore it + * should not matter that we used a different server name last time. + */ + SSL_SESSION_free(serverpsk); + serverpsk = SSL_SESSION_dup(clientpsk); + if (!TEST_ptr(serverpsk) + || !TEST_true(SSL_SESSION_set1_hostname(serverpsk, "badhost"))) + goto end; + /* Fall through */ + case 4: + /* Set consistent SNI */ + if (!TEST_true(SSL_SESSION_set1_hostname(sess, "goodhost")) + || !TEST_true(SSL_set_tlsext_host_name(clientssl, "goodhost")) + || !TEST_true(SSL_CTX_set_tlsext_servername_callback(sctx, + hostname_cb))) + goto end; + break; + + case 5: + /* + * Set inconsistent ALPN (server detected). In this case the connection + * will succeed but reject early_data. + */ + servalpn = "badalpn"; + edstatus = SSL_EARLY_DATA_REJECTED; + readearlyres = SSL_READ_EARLY_DATA_FINISH; + /* Fall through */ + case 6: + /* + * Set consistent ALPN. + * SSL_set_alpn_protos returns 0 for success and 1 for failure. It + * accepts a list of protos (each one length prefixed). + * SSL_set1_alpn_selected accepts a single protocol (not length + * prefixed) + */ + if (!TEST_true(SSL_SESSION_set1_alpn_selected(sess, GOODALPN + 1, + GOODALPNLEN - 1)) + || !TEST_false(SSL_set_alpn_protos(clientssl, GOODALPN, + GOODALPNLEN))) + goto end; + + SSL_CTX_set_alpn_select_cb(sctx, alpn_select_cb, NULL); + break; + + case 7: + /* Set inconsistent ALPN (late client detection) */ + SSL_SESSION_free(serverpsk); + serverpsk = SSL_SESSION_dup(clientpsk); + if (!TEST_ptr(serverpsk) + || !TEST_true(SSL_SESSION_set1_alpn_selected(clientpsk, + BADALPN + 1, + BADALPNLEN - 1)) + || !TEST_true(SSL_SESSION_set1_alpn_selected(serverpsk, + GOODALPN + 1, + GOODALPNLEN - 1)) + || !TEST_false(SSL_set_alpn_protos(clientssl, alpnlist, + sizeof(alpnlist)))) + goto end; + SSL_CTX_set_alpn_select_cb(sctx, alpn_select_cb, NULL); + edstatus = SSL_EARLY_DATA_ACCEPTED; + readearlyres = SSL_READ_EARLY_DATA_SUCCESS; + /* SSL_connect() call should fail */ + connectres = -1; + break; + + default: + TEST_error("Bad test index"); + goto end; + } + + SSL_set_connect_state(clientssl); + if (err != 0) { + if (!TEST_false(SSL_write_early_data(clientssl, MSG1, strlen(MSG1), + &written)) + || !TEST_int_eq(SSL_get_error(clientssl, 0), SSL_ERROR_SSL) + || !TEST_int_eq(ERR_GET_REASON(ERR_get_error()), err)) + goto end; + } else { + if (!TEST_true(SSL_write_early_data(clientssl, MSG1, strlen(MSG1), + &written))) + goto end; + + if (!TEST_int_eq(SSL_read_early_data(serverssl, buf, sizeof(buf), + &readbytes), readearlyres) + || (readearlyres == SSL_READ_EARLY_DATA_SUCCESS + && !TEST_mem_eq(buf, readbytes, MSG1, strlen(MSG1))) + || !TEST_int_eq(SSL_get_early_data_status(serverssl), edstatus) + || !TEST_int_eq(SSL_connect(clientssl), connectres)) + goto end; + } + + testresult = 1; + + end: + SSL_SESSION_free(sess); + SSL_SESSION_free(clientpsk); + SSL_SESSION_free(serverpsk); + clientpsk = serverpsk = NULL; + SSL_free(serverssl); + SSL_free(clientssl); + SSL_CTX_free(sctx); + SSL_CTX_free(cctx); + return testresult; +} + +/* + * Test that a server that doesn't try to read early data can handle a + * client sending some. + */ +static int test_early_data_not_expected(int idx) +{ + SSL_CTX *cctx = NULL, *sctx = NULL; + SSL *clientssl = NULL, *serverssl = NULL; + int testresult = 0; + SSL_SESSION *sess = NULL; + unsigned char buf[20]; + size_t readbytes, written; + + if (!TEST_true(setupearly_data_test(&cctx, &sctx, &clientssl, + &serverssl, &sess, idx))) + goto end; + + /* Write some early data */ + if (!TEST_true(SSL_write_early_data(clientssl, MSG1, strlen(MSG1), + &written))) + goto end; + + /* + * Server should skip over early data and then block waiting for client to + * continue handshake + */ + if (!TEST_int_le(SSL_accept(serverssl), 0) + || !TEST_int_gt(SSL_connect(clientssl), 0) + || !TEST_int_eq(SSL_get_early_data_status(serverssl), + SSL_EARLY_DATA_REJECTED) + || !TEST_int_gt(SSL_accept(serverssl), 0) + || !TEST_int_eq(SSL_get_early_data_status(clientssl), + SSL_EARLY_DATA_REJECTED)) + goto end; + + /* Send some normal data from client to server */ + if (!TEST_true(SSL_write_ex(clientssl, MSG2, strlen(MSG2), &written)) + || !TEST_size_t_eq(written, strlen(MSG2))) + goto end; + + if (!TEST_true(SSL_read_ex(serverssl, buf, sizeof(buf), &readbytes)) + || !TEST_mem_eq(buf, readbytes, MSG2, strlen(MSG2))) + goto end; + + testresult = 1; + + end: + SSL_SESSION_free(sess); + SSL_SESSION_free(clientpsk); + SSL_SESSION_free(serverpsk); + clientpsk = serverpsk = NULL; + SSL_free(serverssl); + SSL_free(clientssl); + SSL_CTX_free(sctx); + SSL_CTX_free(cctx); + return testresult; +} + + +# ifndef OPENSSL_NO_TLS1_2 +/* + * Test that a server attempting to read early data can handle a connection + * from a TLSv1.2 client. + */ +static int test_early_data_tls1_2(int idx) +{ + SSL_CTX *cctx = NULL, *sctx = NULL; + SSL *clientssl = NULL, *serverssl = NULL; + int testresult = 0; + unsigned char buf[20]; + size_t readbytes, written; + + if (!TEST_true(setupearly_data_test(&cctx, &sctx, &clientssl, + &serverssl, NULL, idx))) + goto end; + + /* Write some data - should block due to handshake with server */ + SSL_set_max_proto_version(clientssl, TLS1_2_VERSION); + SSL_set_connect_state(clientssl); + if (!TEST_false(SSL_write_ex(clientssl, MSG1, strlen(MSG1), &written))) + goto end; + + /* + * Server should do TLSv1.2 handshake. First it will block waiting for more + * messages from client after ServerDone. Then SSL_read_early_data should + * finish and detect that early data has not been sent + */ + if (!TEST_int_eq(SSL_read_early_data(serverssl, buf, sizeof(buf), + &readbytes), + SSL_READ_EARLY_DATA_ERROR)) + goto end; + + /* + * Continue writing the message we started earlier. Will still block waiting + * for the CCS/Finished from server + */ + if (!TEST_false(SSL_write_ex(clientssl, MSG1, strlen(MSG1), &written)) + || !TEST_int_eq(SSL_read_early_data(serverssl, buf, sizeof(buf), + &readbytes), + SSL_READ_EARLY_DATA_FINISH) + || !TEST_size_t_eq(readbytes, 0) + || !TEST_int_eq(SSL_get_early_data_status(serverssl), + SSL_EARLY_DATA_NOT_SENT)) + goto end; + + /* Continue writing the message we started earlier */ + if (!TEST_true(SSL_write_ex(clientssl, MSG1, strlen(MSG1), &written)) + || !TEST_size_t_eq(written, strlen(MSG1)) + || !TEST_int_eq(SSL_get_early_data_status(clientssl), + SSL_EARLY_DATA_NOT_SENT) + || !TEST_true(SSL_read_ex(serverssl, buf, sizeof(buf), &readbytes)) + || !TEST_mem_eq(buf, readbytes, MSG1, strlen(MSG1)) + || !TEST_true(SSL_write_ex(serverssl, MSG2, strlen(MSG2), &written)) + || !TEST_size_t_eq(written, strlen(MSG2)) + || !SSL_read_ex(clientssl, buf, sizeof(buf), &readbytes) + || !TEST_mem_eq(buf, readbytes, MSG2, strlen(MSG2))) + goto end; + + testresult = 1; + + end: + SSL_SESSION_free(clientpsk); + SSL_SESSION_free(serverpsk); + clientpsk = serverpsk = NULL; + SSL_free(serverssl); + SSL_free(clientssl); + SSL_CTX_free(sctx); + SSL_CTX_free(cctx); + + return testresult; +} +# endif /* OPENSSL_NO_TLS1_2 */ + +/* + * Test configuring the TLSv1.3 ciphersuites + * + * Test 0: Set a default ciphersuite in the SSL_CTX (no explicit cipher_list) + * Test 1: Set a non-default ciphersuite in the SSL_CTX (no explicit cipher_list) + * Test 2: Set a default ciphersuite in the SSL (no explicit cipher_list) + * Test 3: Set a non-default ciphersuite in the SSL (no explicit cipher_list) + * Test 4: Set a default ciphersuite in the SSL_CTX (SSL_CTX cipher_list) + * Test 5: Set a non-default ciphersuite in the SSL_CTX (SSL_CTX cipher_list) + * Test 6: Set a default ciphersuite in the SSL (SSL_CTX cipher_list) + * Test 7: Set a non-default ciphersuite in the SSL (SSL_CTX cipher_list) + * Test 8: Set a default ciphersuite in the SSL (SSL cipher_list) + * Test 9: Set a non-default ciphersuite in the SSL (SSL cipher_list) + */ +static int test_set_ciphersuite(int idx) +{ + SSL_CTX *cctx = NULL, *sctx = NULL; + SSL *clientssl = NULL, *serverssl = NULL; + int testresult = 0; + + if (!TEST_true(create_ssl_ctx_pair(TLS_server_method(), TLS_client_method(), + TLS1_VERSION, TLS_MAX_VERSION, + &sctx, &cctx, cert, privkey)) + || !TEST_true(SSL_CTX_set_ciphersuites(sctx, + "TLS_AES_128_GCM_SHA256:TLS_AES_128_CCM_SHA256"))) + goto end; + + if (idx >=4 && idx <= 7) { + /* SSL_CTX explicit cipher list */ + if (!TEST_true(SSL_CTX_set_cipher_list(cctx, "AES256-GCM-SHA384"))) + goto end; + } + + if (idx == 0 || idx == 4) { + /* Default ciphersuite */ + if (!TEST_true(SSL_CTX_set_ciphersuites(cctx, + "TLS_AES_128_GCM_SHA256"))) + goto end; + } else if (idx == 1 || idx == 5) { + /* Non default ciphersuite */ + if (!TEST_true(SSL_CTX_set_ciphersuites(cctx, + "TLS_AES_128_CCM_SHA256"))) + goto end; + } + + if (!TEST_true(create_ssl_objects(sctx, cctx, &serverssl, + &clientssl, NULL, NULL))) + goto end; + + if (idx == 8 || idx == 9) { + /* SSL explicit cipher list */ + if (!TEST_true(SSL_set_cipher_list(clientssl, "AES256-GCM-SHA384"))) + goto end; + } + + if (idx == 2 || idx == 6 || idx == 8) { + /* Default ciphersuite */ + if (!TEST_true(SSL_set_ciphersuites(clientssl, + "TLS_AES_128_GCM_SHA256"))) + goto end; + } else if (idx == 3 || idx == 7 || idx == 9) { + /* Non default ciphersuite */ + if (!TEST_true(SSL_set_ciphersuites(clientssl, + "TLS_AES_128_CCM_SHA256"))) + goto end; + } + + if (!TEST_true(create_ssl_connection(serverssl, clientssl, SSL_ERROR_NONE))) + goto end; + + testresult = 1; + + end: + SSL_free(serverssl); + SSL_free(clientssl); + SSL_CTX_free(sctx); + SSL_CTX_free(cctx); + + return testresult; +} + +static int test_ciphersuite_change(void) +{ + SSL_CTX *cctx = NULL, *sctx = NULL; + SSL *clientssl = NULL, *serverssl = NULL; + SSL_SESSION *clntsess = NULL; + int testresult = 0; + const SSL_CIPHER *aes_128_gcm_sha256 = NULL; + + /* Create a session based on SHA-256 */ + if (!TEST_true(create_ssl_ctx_pair(TLS_server_method(), TLS_client_method(), + TLS1_VERSION, TLS_MAX_VERSION, + &sctx, &cctx, cert, privkey)) + || !TEST_true(SSL_CTX_set_ciphersuites(cctx, + "TLS_AES_128_GCM_SHA256")) + || !TEST_true(create_ssl_objects(sctx, cctx, &serverssl, + &clientssl, NULL, NULL)) + || !TEST_true(create_ssl_connection(serverssl, clientssl, + SSL_ERROR_NONE))) + goto end; + + clntsess = SSL_get1_session(clientssl); + /* Save for later */ + aes_128_gcm_sha256 = SSL_SESSION_get0_cipher(clntsess); + SSL_shutdown(clientssl); + SSL_shutdown(serverssl); + SSL_free(serverssl); + SSL_free(clientssl); + serverssl = clientssl = NULL; + +# if !defined(OPENSSL_NO_CHACHA) && !defined(OPENSSL_NO_POLY1305) + /* Check we can resume a session with a different SHA-256 ciphersuite */ + if (!TEST_true(SSL_CTX_set_ciphersuites(cctx, + "TLS_CHACHA20_POLY1305_SHA256")) + || !TEST_true(create_ssl_objects(sctx, cctx, &serverssl, &clientssl, + NULL, NULL)) + || !TEST_true(SSL_set_session(clientssl, clntsess)) + || !TEST_true(create_ssl_connection(serverssl, clientssl, + SSL_ERROR_NONE)) + || !TEST_true(SSL_session_reused(clientssl))) + goto end; + + SSL_SESSION_free(clntsess); + clntsess = SSL_get1_session(clientssl); + SSL_shutdown(clientssl); + SSL_shutdown(serverssl); + SSL_free(serverssl); + SSL_free(clientssl); + serverssl = clientssl = NULL; +# endif + + /* + * Check attempting to resume a SHA-256 session with no SHA-256 ciphersuites + * succeeds but does not resume. + */ + if (!TEST_true(SSL_CTX_set_ciphersuites(cctx, "TLS_AES_256_GCM_SHA384")) + || !TEST_true(create_ssl_objects(sctx, cctx, &serverssl, &clientssl, + NULL, NULL)) + || !TEST_true(SSL_set_session(clientssl, clntsess)) + || !TEST_true(create_ssl_connection(serverssl, clientssl, + SSL_ERROR_SSL)) + || !TEST_false(SSL_session_reused(clientssl))) + goto end; + + SSL_SESSION_free(clntsess); + clntsess = NULL; + SSL_shutdown(clientssl); + SSL_shutdown(serverssl); + SSL_free(serverssl); + SSL_free(clientssl); + serverssl = clientssl = NULL; + + /* Create a session based on SHA384 */ + if (!TEST_true(SSL_CTX_set_ciphersuites(cctx, "TLS_AES_256_GCM_SHA384")) + || !TEST_true(create_ssl_objects(sctx, cctx, &serverssl, + &clientssl, NULL, NULL)) + || !TEST_true(create_ssl_connection(serverssl, clientssl, + SSL_ERROR_NONE))) + goto end; + + clntsess = SSL_get1_session(clientssl); + SSL_shutdown(clientssl); + SSL_shutdown(serverssl); + SSL_free(serverssl); + SSL_free(clientssl); + serverssl = clientssl = NULL; + + if (!TEST_true(SSL_CTX_set_ciphersuites(cctx, + "TLS_AES_128_GCM_SHA256:TLS_AES_256_GCM_SHA384")) + || !TEST_true(SSL_CTX_set_ciphersuites(sctx, + "TLS_AES_256_GCM_SHA384")) + || !TEST_true(create_ssl_objects(sctx, cctx, &serverssl, &clientssl, + NULL, NULL)) + || !TEST_true(SSL_set_session(clientssl, clntsess)) + /* + * We use SSL_ERROR_WANT_READ below so that we can pause the + * connection after the initial ClientHello has been sent to + * enable us to make some session changes. + */ + || !TEST_false(create_ssl_connection(serverssl, clientssl, + SSL_ERROR_WANT_READ))) + goto end; + + /* Trick the client into thinking this session is for a different digest */ + clntsess->cipher = aes_128_gcm_sha256; + clntsess->cipher_id = clntsess->cipher->id; + + /* + * Continue the previously started connection. Server has selected a SHA-384 + * ciphersuite, but client thinks the session is for SHA-256, so it should + * bail out. + */ + if (!TEST_false(create_ssl_connection(serverssl, clientssl, + SSL_ERROR_SSL)) + || !TEST_int_eq(ERR_GET_REASON(ERR_get_error()), + SSL_R_CIPHERSUITE_DIGEST_HAS_CHANGED)) + goto end; + + testresult = 1; + + end: + SSL_SESSION_free(clntsess); + SSL_free(serverssl); + SSL_free(clientssl); + SSL_CTX_free(sctx); + SSL_CTX_free(cctx); + + return testresult; +} + +/* + * Test TLSv1.3 Cipher Suite + * Test 0 = Set TLS1.3 cipher on context + * Test 1 = Set TLS1.3 cipher on SSL + * Test 2 = Set TLS1.3 and TLS1.2 cipher on context + * Test 3 = Set TLS1.3 and TLS1.2 cipher on SSL + */ +static int test_tls13_ciphersuite(int idx) +{ + SSL_CTX *sctx = NULL, *cctx = NULL; + SSL *serverssl = NULL, *clientssl = NULL; + static const char *t13_ciphers[] = { + TLS1_3_RFC_AES_128_GCM_SHA256, + TLS1_3_RFC_AES_256_GCM_SHA384, + TLS1_3_RFC_AES_128_CCM_SHA256, +# if !defined(OPENSSL_NO_CHACHA) && !defined(OPENSSL_NO_POLY1305) + TLS1_3_RFC_CHACHA20_POLY1305_SHA256, + TLS1_3_RFC_AES_256_GCM_SHA384 ":" TLS1_3_RFC_CHACHA20_POLY1305_SHA256, +# endif + TLS1_3_RFC_AES_128_CCM_8_SHA256 ":" TLS1_3_RFC_AES_128_CCM_SHA256 + }; + const char *t13_cipher = NULL; + const char *t12_cipher = NULL; + const char *negotiated_scipher; + const char *negotiated_ccipher; + int set_at_ctx = 0; + int set_at_ssl = 0; + int testresult = 0; + int max_ver; + size_t i; + + switch (idx) { + case 0: + set_at_ctx = 1; + break; + case 1: + set_at_ssl = 1; + break; + case 2: + set_at_ctx = 1; + t12_cipher = TLS1_TXT_ECDHE_RSA_WITH_AES_128_GCM_SHA256; + break; + case 3: + set_at_ssl = 1; + t12_cipher = TLS1_TXT_ECDHE_RSA_WITH_AES_128_GCM_SHA256; + break; + } + + for (max_ver = TLS1_2_VERSION; max_ver <= TLS1_3_VERSION; max_ver++) { +# ifdef OPENSSL_NO_TLS1_2 + if (max_ver == TLS1_2_VERSION) + continue; +# endif + for (i = 0; i < OSSL_NELEM(t13_ciphers); i++) { + t13_cipher = t13_ciphers[i]; + if (!TEST_true(create_ssl_ctx_pair(TLS_server_method(), + TLS_client_method(), + TLS1_VERSION, max_ver, + &sctx, &cctx, cert, privkey))) + goto end; + + if (set_at_ctx) { + if (!TEST_true(SSL_CTX_set_ciphersuites(sctx, t13_cipher)) + || !TEST_true(SSL_CTX_set_ciphersuites(cctx, t13_cipher))) + goto end; + if (t12_cipher != NULL) { + if (!TEST_true(SSL_CTX_set_cipher_list(sctx, t12_cipher)) + || !TEST_true(SSL_CTX_set_cipher_list(cctx, + t12_cipher))) + goto end; + } + } + + if (!TEST_true(create_ssl_objects(sctx, cctx, &serverssl, + &clientssl, NULL, NULL))) + goto end; + + if (set_at_ssl) { + if (!TEST_true(SSL_set_ciphersuites(serverssl, t13_cipher)) + || !TEST_true(SSL_set_ciphersuites(clientssl, t13_cipher))) + goto end; + if (t12_cipher != NULL) { + if (!TEST_true(SSL_set_cipher_list(serverssl, t12_cipher)) + || !TEST_true(SSL_set_cipher_list(clientssl, + t12_cipher))) + goto end; + } + } + + if (!TEST_true(create_ssl_connection(serverssl, clientssl, + SSL_ERROR_NONE))) + goto end; + + negotiated_scipher = SSL_CIPHER_get_name(SSL_get_current_cipher( + serverssl)); + negotiated_ccipher = SSL_CIPHER_get_name(SSL_get_current_cipher( + clientssl)); + if (!TEST_str_eq(negotiated_scipher, negotiated_ccipher)) + goto end; + + /* + * TEST_strn_eq is used below because t13_cipher can contain + * multiple ciphersuites + */ + if (max_ver == TLS1_3_VERSION + && !TEST_strn_eq(t13_cipher, negotiated_scipher, + strlen(negotiated_scipher))) + goto end; + +# ifndef OPENSSL_NO_TLS1_2 + /* Below validation is not done when t12_cipher is NULL */ + if (max_ver == TLS1_2_VERSION && t12_cipher != NULL + && !TEST_str_eq(t12_cipher, negotiated_scipher)) + goto end; +# endif + + SSL_free(serverssl); + serverssl = NULL; + SSL_free(clientssl); + clientssl = NULL; + SSL_CTX_free(sctx); + sctx = NULL; + SSL_CTX_free(cctx); + cctx = NULL; + } + } + + testresult = 1; + end: + SSL_free(serverssl); + SSL_free(clientssl); + SSL_CTX_free(sctx); + SSL_CTX_free(cctx); + return testresult; +} + +/* + * Test TLSv1.3 PSKs + * Test 0 = Test new style callbacks + * Test 1 = Test both new and old style callbacks + * Test 2 = Test old style callbacks + * Test 3 = Test old style callbacks with no certificate + */ +static int test_tls13_psk(int idx) +{ + SSL_CTX *sctx = NULL, *cctx = NULL; + SSL *serverssl = NULL, *clientssl = NULL; + const SSL_CIPHER *cipher = NULL; + const unsigned char key[] = { + 0x00, 0x01, 0x02, 0x03, 0x04, 0x05, 0x06, 0x07, 0x08, 0x09, 0x0a, 0x0b, + 0x0c, 0x0d, 0x0e, 0x0f, 0x10, 0x11, 0x12, 0x13, 0x14, 0x15, 0x16, 0x17, + 0x18, 0x19, 0x1a, 0x1b, 0x1c, 0x1d, 0x1e, 0x1f, 0x20, 0x21, 0x22, 0x23, + 0x24, 0x25, 0x26, 0x27, 0x28, 0x29, 0x2a, 0x2b, 0x2c, 0x2d, 0x2e, 0x2f + }; + int testresult = 0; + + if (!TEST_true(create_ssl_ctx_pair(TLS_server_method(), TLS_client_method(), + TLS1_VERSION, TLS_MAX_VERSION, + &sctx, &cctx, idx == 3 ? NULL : cert, + idx == 3 ? NULL : privkey))) + goto end; + + if (idx != 3) { + /* + * We use a ciphersuite with SHA256 to ease testing old style PSK + * callbacks which will always default to SHA256. This should not be + * necessary if we have no cert/priv key. In that case the server should + * prefer SHA256 automatically. + */ + if (!TEST_true(SSL_CTX_set_ciphersuites(cctx, + "TLS_AES_128_GCM_SHA256"))) + goto end; + } + + /* + * Test 0: New style callbacks only + * Test 1: New and old style callbacks (only the new ones should be used) + * Test 2: Old style callbacks only + */ + if (idx == 0 || idx == 1) { + SSL_CTX_set_psk_use_session_callback(cctx, use_session_cb); + SSL_CTX_set_psk_find_session_callback(sctx, find_session_cb); + } +#ifndef OPENSSL_NO_PSK + if (idx >= 1) { + SSL_CTX_set_psk_client_callback(cctx, psk_client_cb); + SSL_CTX_set_psk_server_callback(sctx, psk_server_cb); + } +#endif + srvid = pskid; + use_session_cb_cnt = 0; + find_session_cb_cnt = 0; + psk_client_cb_cnt = 0; + psk_server_cb_cnt = 0; + + if (idx != 3) { + /* + * Check we can create a connection if callback decides not to send a + * PSK + */ + if (!TEST_true(create_ssl_objects(sctx, cctx, &serverssl, &clientssl, + NULL, NULL)) + || !TEST_true(create_ssl_connection(serverssl, clientssl, + SSL_ERROR_NONE)) + || !TEST_false(SSL_session_reused(clientssl)) + || !TEST_false(SSL_session_reused(serverssl))) + goto end; + + if (idx == 0 || idx == 1) { + if (!TEST_true(use_session_cb_cnt == 1) + || !TEST_true(find_session_cb_cnt == 0) + /* + * If no old style callback then below should be 0 + * otherwise 1 + */ + || !TEST_true(psk_client_cb_cnt == idx) + || !TEST_true(psk_server_cb_cnt == 0)) + goto end; + } else { + if (!TEST_true(use_session_cb_cnt == 0) + || !TEST_true(find_session_cb_cnt == 0) + || !TEST_true(psk_client_cb_cnt == 1) + || !TEST_true(psk_server_cb_cnt == 0)) + goto end; + } + + shutdown_ssl_connection(serverssl, clientssl); + serverssl = clientssl = NULL; + use_session_cb_cnt = psk_client_cb_cnt = 0; + } + + if (!TEST_true(create_ssl_objects(sctx, cctx, &serverssl, &clientssl, + NULL, NULL))) + goto end; + + /* Create the PSK */ + cipher = SSL_CIPHER_find(clientssl, TLS13_AES_128_GCM_SHA256_BYTES); + clientpsk = SSL_SESSION_new(); + if (!TEST_ptr(clientpsk) + || !TEST_ptr(cipher) + || !TEST_true(SSL_SESSION_set1_master_key(clientpsk, key, + sizeof(key))) + || !TEST_true(SSL_SESSION_set_cipher(clientpsk, cipher)) + || !TEST_true(SSL_SESSION_set_protocol_version(clientpsk, + TLS1_3_VERSION)) + || !TEST_true(SSL_SESSION_up_ref(clientpsk))) + goto end; + serverpsk = clientpsk; + + /* Check we can create a connection and the PSK is used */ + if (!TEST_true(create_ssl_connection(serverssl, clientssl, SSL_ERROR_NONE)) + || !TEST_true(SSL_session_reused(clientssl)) + || !TEST_true(SSL_session_reused(serverssl))) + goto end; + + if (idx == 0 || idx == 1) { + if (!TEST_true(use_session_cb_cnt == 1) + || !TEST_true(find_session_cb_cnt == 1) + || !TEST_true(psk_client_cb_cnt == 0) + || !TEST_true(psk_server_cb_cnt == 0)) + goto end; + } else { + if (!TEST_true(use_session_cb_cnt == 0) + || !TEST_true(find_session_cb_cnt == 0) + || !TEST_true(psk_client_cb_cnt == 1) + || !TEST_true(psk_server_cb_cnt == 1)) + goto end; + } + + shutdown_ssl_connection(serverssl, clientssl); + serverssl = clientssl = NULL; + use_session_cb_cnt = find_session_cb_cnt = 0; + psk_client_cb_cnt = psk_server_cb_cnt = 0; + + if (!TEST_true(create_ssl_objects(sctx, cctx, &serverssl, &clientssl, + NULL, NULL))) + goto end; + + /* Force an HRR */ + if (!TEST_true(SSL_set1_groups_list(serverssl, "P-256"))) + goto end; + + /* + * Check we can create a connection, the PSK is used and the callbacks are + * called twice. + */ + if (!TEST_true(create_ssl_connection(serverssl, clientssl, SSL_ERROR_NONE)) + || !TEST_true(SSL_session_reused(clientssl)) + || !TEST_true(SSL_session_reused(serverssl))) + goto end; + + if (idx == 0 || idx == 1) { + if (!TEST_true(use_session_cb_cnt == 2) + || !TEST_true(find_session_cb_cnt == 2) + || !TEST_true(psk_client_cb_cnt == 0) + || !TEST_true(psk_server_cb_cnt == 0)) + goto end; + } else { + if (!TEST_true(use_session_cb_cnt == 0) + || !TEST_true(find_session_cb_cnt == 0) + || !TEST_true(psk_client_cb_cnt == 2) + || !TEST_true(psk_server_cb_cnt == 2)) + goto end; + } + + shutdown_ssl_connection(serverssl, clientssl); + serverssl = clientssl = NULL; + use_session_cb_cnt = find_session_cb_cnt = 0; + psk_client_cb_cnt = psk_server_cb_cnt = 0; + + if (idx != 3) { + /* + * Check that if the server rejects the PSK we can still connect, but with + * a full handshake + */ + srvid = "Dummy Identity"; + if (!TEST_true(create_ssl_objects(sctx, cctx, &serverssl, &clientssl, + NULL, NULL)) + || !TEST_true(create_ssl_connection(serverssl, clientssl, + SSL_ERROR_NONE)) + || !TEST_false(SSL_session_reused(clientssl)) + || !TEST_false(SSL_session_reused(serverssl))) + goto end; + + if (idx == 0 || idx == 1) { + if (!TEST_true(use_session_cb_cnt == 1) + || !TEST_true(find_session_cb_cnt == 1) + || !TEST_true(psk_client_cb_cnt == 0) + /* + * If no old style callback then below should be 0 + * otherwise 1 + */ + || !TEST_true(psk_server_cb_cnt == idx)) + goto end; + } else { + if (!TEST_true(use_session_cb_cnt == 0) + || !TEST_true(find_session_cb_cnt == 0) + || !TEST_true(psk_client_cb_cnt == 1) + || !TEST_true(psk_server_cb_cnt == 1)) + goto end; + } + + shutdown_ssl_connection(serverssl, clientssl); + serverssl = clientssl = NULL; + } + testresult = 1; + + end: + SSL_SESSION_free(clientpsk); + SSL_SESSION_free(serverpsk); + clientpsk = serverpsk = NULL; + SSL_free(serverssl); + SSL_free(clientssl); + SSL_CTX_free(sctx); + SSL_CTX_free(cctx); + return testresult; +} + +static unsigned char cookie_magic_value[] = "cookie magic"; + +static int generate_cookie_callback(SSL *ssl, unsigned char *cookie, + unsigned int *cookie_len) +{ + /* + * Not suitable as a real cookie generation function but good enough for + * testing! + */ + memcpy(cookie, cookie_magic_value, sizeof(cookie_magic_value) - 1); + *cookie_len = sizeof(cookie_magic_value) - 1; + + return 1; +} + +static int verify_cookie_callback(SSL *ssl, const unsigned char *cookie, + unsigned int cookie_len) +{ + if (cookie_len == sizeof(cookie_magic_value) - 1 + && memcmp(cookie, cookie_magic_value, cookie_len) == 0) + return 1; + + return 0; +} + +static int generate_stateless_cookie_callback(SSL *ssl, unsigned char *cookie, + size_t *cookie_len) +{ + unsigned int temp; + int res = generate_cookie_callback(ssl, cookie, &temp); + *cookie_len = temp; + return res; +} + +static int verify_stateless_cookie_callback(SSL *ssl, const unsigned char *cookie, + size_t cookie_len) +{ + return verify_cookie_callback(ssl, cookie, cookie_len); +} + +static int test_stateless(void) +{ + SSL_CTX *sctx = NULL, *cctx = NULL; + SSL *serverssl = NULL, *clientssl = NULL; + int testresult = 0; + + if (!TEST_true(create_ssl_ctx_pair(TLS_server_method(), TLS_client_method(), + TLS1_VERSION, TLS_MAX_VERSION, + &sctx, &cctx, cert, privkey))) + goto end; + + /* The arrival of CCS messages can confuse the test */ + SSL_CTX_clear_options(cctx, SSL_OP_ENABLE_MIDDLEBOX_COMPAT); + + if (!TEST_true(create_ssl_objects(sctx, cctx, &serverssl, &clientssl, + NULL, NULL)) + /* Send the first ClientHello */ + || !TEST_false(create_ssl_connection(serverssl, clientssl, + SSL_ERROR_WANT_READ)) + /* + * This should fail with a -1 return because we have no callbacks + * set up + */ + || !TEST_int_eq(SSL_stateless(serverssl), -1)) + goto end; + + /* Fatal error so abandon the connection from this client */ + SSL_free(clientssl); + clientssl = NULL; + + /* Set up the cookie generation and verification callbacks */ + SSL_CTX_set_stateless_cookie_generate_cb(sctx, generate_stateless_cookie_callback); + SSL_CTX_set_stateless_cookie_verify_cb(sctx, verify_stateless_cookie_callback); + + /* + * Create a new connection from the client (we can reuse the server SSL + * object). + */ + if (!TEST_true(create_ssl_objects(sctx, cctx, &serverssl, &clientssl, + NULL, NULL)) + /* Send the first ClientHello */ + || !TEST_false(create_ssl_connection(serverssl, clientssl, + SSL_ERROR_WANT_READ)) + /* This should fail because there is no cookie */ + || !TEST_int_eq(SSL_stateless(serverssl), 0)) + goto end; + + /* Abandon the connection from this client */ + SSL_free(clientssl); + clientssl = NULL; + + /* + * Now create a connection from a new client but with the same server SSL + * object + */ + if (!TEST_true(create_ssl_objects(sctx, cctx, &serverssl, &clientssl, + NULL, NULL)) + /* Send the first ClientHello */ + || !TEST_false(create_ssl_connection(serverssl, clientssl, + SSL_ERROR_WANT_READ)) + /* This should fail because there is no cookie */ + || !TEST_int_eq(SSL_stateless(serverssl), 0) + /* Send the second ClientHello */ + || !TEST_false(create_ssl_connection(serverssl, clientssl, + SSL_ERROR_WANT_READ)) + /* This should succeed because a cookie is now present */ + || !TEST_int_eq(SSL_stateless(serverssl), 1) + /* Complete the connection */ + || !TEST_true(create_ssl_connection(serverssl, clientssl, + SSL_ERROR_NONE))) + goto end; + + shutdown_ssl_connection(serverssl, clientssl); + serverssl = clientssl = NULL; + testresult = 1; + + end: + SSL_free(serverssl); + SSL_free(clientssl); + SSL_CTX_free(sctx); + SSL_CTX_free(cctx); + return testresult; + +} +#endif /* OPENSSL_NO_TLS1_3 */ + +static int clntaddoldcb = 0; +static int clntparseoldcb = 0; +static int srvaddoldcb = 0; +static int srvparseoldcb = 0; +static int clntaddnewcb = 0; +static int clntparsenewcb = 0; +static int srvaddnewcb = 0; +static int srvparsenewcb = 0; +static int snicb = 0; + +#define TEST_EXT_TYPE1 0xff00 + +static int old_add_cb(SSL *s, unsigned int ext_type, const unsigned char **out, + size_t *outlen, int *al, void *add_arg) +{ + int *server = (int *)add_arg; + unsigned char *data; + + if (SSL_is_server(s)) + srvaddoldcb++; + else + clntaddoldcb++; + + if (*server != SSL_is_server(s) + || (data = OPENSSL_malloc(sizeof(*data))) == NULL) + return -1; + + *data = 1; + *out = data; + *outlen = sizeof(char); + return 1; +} + +static void old_free_cb(SSL *s, unsigned int ext_type, const unsigned char *out, + void *add_arg) +{ + OPENSSL_free((unsigned char *)out); +} + +static int old_parse_cb(SSL *s, unsigned int ext_type, const unsigned char *in, + size_t inlen, int *al, void *parse_arg) +{ + int *server = (int *)parse_arg; + + if (SSL_is_server(s)) + srvparseoldcb++; + else + clntparseoldcb++; + + if (*server != SSL_is_server(s) + || inlen != sizeof(char) + || *in != 1) + return -1; + + return 1; +} + +static int new_add_cb(SSL *s, unsigned int ext_type, unsigned int context, + const unsigned char **out, size_t *outlen, X509 *x, + size_t chainidx, int *al, void *add_arg) +{ + int *server = (int *)add_arg; + unsigned char *data; + + if (SSL_is_server(s)) + srvaddnewcb++; + else + clntaddnewcb++; + + if (*server != SSL_is_server(s) + || (data = OPENSSL_malloc(sizeof(*data))) == NULL) + return -1; + + *data = 1; + *out = data; + *outlen = sizeof(*data); + return 1; +} + +static void new_free_cb(SSL *s, unsigned int ext_type, unsigned int context, + const unsigned char *out, void *add_arg) +{ + OPENSSL_free((unsigned char *)out); +} + +static int new_parse_cb(SSL *s, unsigned int ext_type, unsigned int context, + const unsigned char *in, size_t inlen, X509 *x, + size_t chainidx, int *al, void *parse_arg) +{ + int *server = (int *)parse_arg; + + if (SSL_is_server(s)) + srvparsenewcb++; + else + clntparsenewcb++; + + if (*server != SSL_is_server(s) + || inlen != sizeof(char) || *in != 1) + return -1; + + return 1; +} + +static int sni_cb(SSL *s, int *al, void *arg) +{ + SSL_CTX *ctx = (SSL_CTX *)arg; + + if (SSL_set_SSL_CTX(s, ctx) == NULL) { + *al = SSL_AD_INTERNAL_ERROR; + return SSL_TLSEXT_ERR_ALERT_FATAL; + } + snicb++; + return SSL_TLSEXT_ERR_OK; +} + +/* + * Custom call back tests. + * Test 0: Old style callbacks in TLSv1.2 + * Test 1: New style callbacks in TLSv1.2 + * Test 2: New style callbacks in TLSv1.2 with SNI + * Test 3: New style callbacks in TLSv1.3. Extensions in CH and EE + * Test 4: New style callbacks in TLSv1.3. Extensions in CH, SH, EE, Cert + NST + */ +static int test_custom_exts(int tst) +{ + SSL_CTX *cctx = NULL, *sctx = NULL, *sctx2 = NULL; + SSL *clientssl = NULL, *serverssl = NULL; + int testresult = 0; + static int server = 1; + static int client = 0; + SSL_SESSION *sess = NULL; + unsigned int context; + +#if defined(OPENSSL_NO_TLS1_2) && !defined(OPENSSL_NO_TLS1_3) + /* Skip tests for TLSv1.2 and below in this case */ + if (tst < 3) + return 1; +#endif + + /* Reset callback counters */ + clntaddoldcb = clntparseoldcb = srvaddoldcb = srvparseoldcb = 0; + clntaddnewcb = clntparsenewcb = srvaddnewcb = srvparsenewcb = 0; + snicb = 0; + + if (!TEST_true(create_ssl_ctx_pair(TLS_server_method(), TLS_client_method(), + TLS1_VERSION, TLS_MAX_VERSION, + &sctx, &cctx, cert, privkey))) + goto end; + + if (tst == 2 + && !TEST_true(create_ssl_ctx_pair(TLS_server_method(), NULL, + TLS1_VERSION, TLS_MAX_VERSION, + &sctx2, NULL, cert, privkey))) + goto end; + + + if (tst < 3) { + SSL_CTX_set_options(cctx, SSL_OP_NO_TLSv1_3); + SSL_CTX_set_options(sctx, SSL_OP_NO_TLSv1_3); + if (sctx2 != NULL) + SSL_CTX_set_options(sctx2, SSL_OP_NO_TLSv1_3); + } + + if (tst == 4) { + context = SSL_EXT_CLIENT_HELLO + | SSL_EXT_TLS1_2_SERVER_HELLO + | SSL_EXT_TLS1_3_SERVER_HELLO + | SSL_EXT_TLS1_3_ENCRYPTED_EXTENSIONS + | SSL_EXT_TLS1_3_CERTIFICATE + | SSL_EXT_TLS1_3_NEW_SESSION_TICKET; + } else { + context = SSL_EXT_CLIENT_HELLO + | SSL_EXT_TLS1_2_SERVER_HELLO + | SSL_EXT_TLS1_3_ENCRYPTED_EXTENSIONS; + } + + /* Create a client side custom extension */ + if (tst == 0) { + if (!TEST_true(SSL_CTX_add_client_custom_ext(cctx, TEST_EXT_TYPE1, + old_add_cb, old_free_cb, + &client, old_parse_cb, + &client))) + goto end; + } else { + if (!TEST_true(SSL_CTX_add_custom_ext(cctx, TEST_EXT_TYPE1, context, + new_add_cb, new_free_cb, + &client, new_parse_cb, &client))) + goto end; + } + + /* Should not be able to add duplicates */ + if (!TEST_false(SSL_CTX_add_client_custom_ext(cctx, TEST_EXT_TYPE1, + old_add_cb, old_free_cb, + &client, old_parse_cb, + &client)) + || !TEST_false(SSL_CTX_add_custom_ext(cctx, TEST_EXT_TYPE1, + context, new_add_cb, + new_free_cb, &client, + new_parse_cb, &client))) + goto end; + + /* Create a server side custom extension */ + if (tst == 0) { + if (!TEST_true(SSL_CTX_add_server_custom_ext(sctx, TEST_EXT_TYPE1, + old_add_cb, old_free_cb, + &server, old_parse_cb, + &server))) + goto end; + } else { + if (!TEST_true(SSL_CTX_add_custom_ext(sctx, TEST_EXT_TYPE1, context, + new_add_cb, new_free_cb, + &server, new_parse_cb, &server))) + goto end; + if (sctx2 != NULL + && !TEST_true(SSL_CTX_add_custom_ext(sctx2, TEST_EXT_TYPE1, + context, new_add_cb, + new_free_cb, &server, + new_parse_cb, &server))) + goto end; + } + + /* Should not be able to add duplicates */ + if (!TEST_false(SSL_CTX_add_server_custom_ext(sctx, TEST_EXT_TYPE1, + old_add_cb, old_free_cb, + &server, old_parse_cb, + &server)) + || !TEST_false(SSL_CTX_add_custom_ext(sctx, TEST_EXT_TYPE1, + context, new_add_cb, + new_free_cb, &server, + new_parse_cb, &server))) + goto end; + + if (tst == 2) { + /* Set up SNI */ + if (!TEST_true(SSL_CTX_set_tlsext_servername_callback(sctx, sni_cb)) + || !TEST_true(SSL_CTX_set_tlsext_servername_arg(sctx, sctx2))) + goto end; + } + + if (!TEST_true(create_ssl_objects(sctx, cctx, &serverssl, + &clientssl, NULL, NULL)) + || !TEST_true(create_ssl_connection(serverssl, clientssl, + SSL_ERROR_NONE))) + goto end; + + if (tst == 0) { + if (clntaddoldcb != 1 + || clntparseoldcb != 1 + || srvaddoldcb != 1 + || srvparseoldcb != 1) + goto end; + } else if (tst == 1 || tst == 2 || tst == 3) { + if (clntaddnewcb != 1 + || clntparsenewcb != 1 + || srvaddnewcb != 1 + || srvparsenewcb != 1 + || (tst != 2 && snicb != 0) + || (tst == 2 && snicb != 1)) + goto end; + } else { + /* In this case there 2 NewSessionTicket messages created */ + if (clntaddnewcb != 1 + || clntparsenewcb != 5 + || srvaddnewcb != 5 + || srvparsenewcb != 1) + goto end; + } + + sess = SSL_get1_session(clientssl); + SSL_shutdown(clientssl); + SSL_shutdown(serverssl); + SSL_free(serverssl); + SSL_free(clientssl); + serverssl = clientssl = NULL; + + if (tst == 3) { + /* We don't bother with the resumption aspects for this test */ + testresult = 1; + goto end; + } + + if (!TEST_true(create_ssl_objects(sctx, cctx, &serverssl, &clientssl, + NULL, NULL)) + || !TEST_true(SSL_set_session(clientssl, sess)) + || !TEST_true(create_ssl_connection(serverssl, clientssl, + SSL_ERROR_NONE))) + goto end; + + /* + * For a resumed session we expect to add the ClientHello extension. For the + * old style callbacks we ignore it on the server side because they set + * SSL_EXT_IGNORE_ON_RESUMPTION. The new style callbacks do not ignore + * them. + */ + if (tst == 0) { + if (clntaddoldcb != 2 + || clntparseoldcb != 1 + || srvaddoldcb != 1 + || srvparseoldcb != 1) + goto end; + } else if (tst == 1 || tst == 2 || tst == 3) { + if (clntaddnewcb != 2 + || clntparsenewcb != 2 + || srvaddnewcb != 2 + || srvparsenewcb != 2) + goto end; + } else { + /* + * No Certificate message extensions in the resumption handshake, + * 2 NewSessionTickets in the initial handshake, 1 in the resumption + */ + if (clntaddnewcb != 2 + || clntparsenewcb != 8 + || srvaddnewcb != 8 + || srvparsenewcb != 2) + goto end; + } + + testresult = 1; + +end: + SSL_SESSION_free(sess); + SSL_free(serverssl); + SSL_free(clientssl); + SSL_CTX_free(sctx2); + SSL_CTX_free(sctx); + SSL_CTX_free(cctx); + return testresult; +} + +/* + * Test loading of serverinfo data in various formats. test_sslmessages actually + * tests to make sure the extensions appear in the handshake + */ +static int test_serverinfo(int tst) +{ + unsigned int version; + unsigned char *sibuf; + size_t sibuflen; + int ret, expected, testresult = 0; + SSL_CTX *ctx; + + ctx = SSL_CTX_new(TLS_method()); + if (!TEST_ptr(ctx)) + goto end; + + if ((tst & 0x01) == 0x01) + version = SSL_SERVERINFOV2; + else + version = SSL_SERVERINFOV1; + + if ((tst & 0x02) == 0x02) { + sibuf = serverinfov2; + sibuflen = sizeof(serverinfov2); + expected = (version == SSL_SERVERINFOV2); + } else { + sibuf = serverinfov1; + sibuflen = sizeof(serverinfov1); + expected = (version == SSL_SERVERINFOV1); + } + + if ((tst & 0x04) == 0x04) { + ret = SSL_CTX_use_serverinfo_ex(ctx, version, sibuf, sibuflen); + } else { + ret = SSL_CTX_use_serverinfo(ctx, sibuf, sibuflen); + + /* + * The version variable is irrelevant in this case - it's what is in the + * buffer that matters + */ + if ((tst & 0x02) == 0x02) + expected = 0; + else + expected = 1; + } + + if (!TEST_true(ret == expected)) + goto end; + + testresult = 1; + + end: + SSL_CTX_free(ctx); + + return testresult; +} + +/* + * Test that SSL_export_keying_material() produces expected results. There are + * no test vectors so all we do is test that both sides of the communication + * produce the same results for different protocol versions. + */ +#define SMALL_LABEL_LEN 10 +#define LONG_LABEL_LEN 249 +static int test_export_key_mat(int tst) +{ + int testresult = 0; + SSL_CTX *cctx = NULL, *sctx = NULL, *sctx2 = NULL; + SSL *clientssl = NULL, *serverssl = NULL; + const char label[LONG_LABEL_LEN + 1] = "test label"; + const unsigned char context[] = "context"; + const unsigned char *emptycontext = NULL; + unsigned char ckeymat1[80], ckeymat2[80], ckeymat3[80]; + unsigned char skeymat1[80], skeymat2[80], skeymat3[80]; + size_t labellen; + const int protocols[] = { + TLS1_VERSION, + TLS1_1_VERSION, + TLS1_2_VERSION, + TLS1_3_VERSION, + TLS1_3_VERSION, + TLS1_3_VERSION + }; + +#ifdef OPENSSL_NO_TLS1 + if (tst == 0) + return 1; +#endif +#ifdef OPENSSL_NO_TLS1_1 + if (tst == 1) + return 1; +#endif +#ifdef OPENSSL_NO_TLS1_2 + if (tst == 2) + return 1; +#endif +#ifdef OPENSSL_NO_TLS1_3 + if (tst >= 3) + return 1; +#endif + if (!TEST_true(create_ssl_ctx_pair(TLS_server_method(), TLS_client_method(), + TLS1_VERSION, TLS_MAX_VERSION, + &sctx, &cctx, cert, privkey))) + goto end; + + OPENSSL_assert(tst >= 0 && (size_t)tst < OSSL_NELEM(protocols)); + SSL_CTX_set_max_proto_version(cctx, protocols[tst]); + SSL_CTX_set_min_proto_version(cctx, protocols[tst]); + + if (!TEST_true(create_ssl_objects(sctx, cctx, &serverssl, &clientssl, NULL, + NULL)) + || !TEST_true(create_ssl_connection(serverssl, clientssl, + SSL_ERROR_NONE))) + goto end; + + if (tst == 5) { + /* + * TLSv1.3 imposes a maximum label len of 249 bytes. Check we fail if we + * go over that. + */ + if (!TEST_int_le(SSL_export_keying_material(clientssl, ckeymat1, + sizeof(ckeymat1), label, + LONG_LABEL_LEN + 1, context, + sizeof(context) - 1, 1), 0)) + goto end; + + testresult = 1; + goto end; + } else if (tst == 4) { + labellen = LONG_LABEL_LEN; + } else { + labellen = SMALL_LABEL_LEN; + } + + if (!TEST_int_eq(SSL_export_keying_material(clientssl, ckeymat1, + sizeof(ckeymat1), label, + labellen, context, + sizeof(context) - 1, 1), 1) + || !TEST_int_eq(SSL_export_keying_material(clientssl, ckeymat2, + sizeof(ckeymat2), label, + labellen, + emptycontext, + 0, 1), 1) + || !TEST_int_eq(SSL_export_keying_material(clientssl, ckeymat3, + sizeof(ckeymat3), label, + labellen, + NULL, 0, 0), 1) + || !TEST_int_eq(SSL_export_keying_material(serverssl, skeymat1, + sizeof(skeymat1), label, + labellen, + context, + sizeof(context) -1, 1), + 1) + || !TEST_int_eq(SSL_export_keying_material(serverssl, skeymat2, + sizeof(skeymat2), label, + labellen, + emptycontext, + 0, 1), 1) + || !TEST_int_eq(SSL_export_keying_material(serverssl, skeymat3, + sizeof(skeymat3), label, + labellen, + NULL, 0, 0), 1) + /* + * Check that both sides created the same key material with the + * same context. + */ + || !TEST_mem_eq(ckeymat1, sizeof(ckeymat1), skeymat1, + sizeof(skeymat1)) + /* + * Check that both sides created the same key material with an + * empty context. + */ + || !TEST_mem_eq(ckeymat2, sizeof(ckeymat2), skeymat2, + sizeof(skeymat2)) + /* + * Check that both sides created the same key material without a + * context. + */ + || !TEST_mem_eq(ckeymat3, sizeof(ckeymat3), skeymat3, + sizeof(skeymat3)) + /* Different contexts should produce different results */ + || !TEST_mem_ne(ckeymat1, sizeof(ckeymat1), ckeymat2, + sizeof(ckeymat2))) + goto end; + + /* + * Check that an empty context and no context produce different results in + * protocols less than TLSv1.3. In TLSv1.3 they should be the same. + */ + if ((tst < 3 && !TEST_mem_ne(ckeymat2, sizeof(ckeymat2), ckeymat3, + sizeof(ckeymat3))) + || (tst >= 3 && !TEST_mem_eq(ckeymat2, sizeof(ckeymat2), ckeymat3, + sizeof(ckeymat3)))) + goto end; + + testresult = 1; + + end: + SSL_free(serverssl); + SSL_free(clientssl); + SSL_CTX_free(sctx2); + SSL_CTX_free(sctx); + SSL_CTX_free(cctx); + + return testresult; +} + +#ifndef OPENSSL_NO_TLS1_3 +/* + * Test that SSL_export_keying_material_early() produces expected + * results. There are no test vectors so all we do is test that both + * sides of the communication produce the same results for different + * protocol versions. + */ +static int test_export_key_mat_early(int idx) +{ + static const char label[] = "test label"; + static const unsigned char context[] = "context"; + int testresult = 0; + SSL_CTX *cctx = NULL, *sctx = NULL; + SSL *clientssl = NULL, *serverssl = NULL; + SSL_SESSION *sess = NULL; + const unsigned char *emptycontext = NULL; + unsigned char ckeymat1[80], ckeymat2[80]; + unsigned char skeymat1[80], skeymat2[80]; + unsigned char buf[1]; + size_t readbytes, written; + + if (!TEST_true(setupearly_data_test(&cctx, &sctx, &clientssl, &serverssl, + &sess, idx))) + goto end; + + /* Here writing 0 length early data is enough. */ + if (!TEST_true(SSL_write_early_data(clientssl, NULL, 0, &written)) + || !TEST_int_eq(SSL_read_early_data(serverssl, buf, sizeof(buf), + &readbytes), + SSL_READ_EARLY_DATA_ERROR) + || !TEST_int_eq(SSL_get_early_data_status(serverssl), + SSL_EARLY_DATA_ACCEPTED)) + goto end; + + if (!TEST_int_eq(SSL_export_keying_material_early( + clientssl, ckeymat1, sizeof(ckeymat1), label, + sizeof(label) - 1, context, sizeof(context) - 1), 1) + || !TEST_int_eq(SSL_export_keying_material_early( + clientssl, ckeymat2, sizeof(ckeymat2), label, + sizeof(label) - 1, emptycontext, 0), 1) + || !TEST_int_eq(SSL_export_keying_material_early( + serverssl, skeymat1, sizeof(skeymat1), label, + sizeof(label) - 1, context, sizeof(context) - 1), 1) + || !TEST_int_eq(SSL_export_keying_material_early( + serverssl, skeymat2, sizeof(skeymat2), label, + sizeof(label) - 1, emptycontext, 0), 1) + /* + * Check that both sides created the same key material with the + * same context. + */ + || !TEST_mem_eq(ckeymat1, sizeof(ckeymat1), skeymat1, + sizeof(skeymat1)) + /* + * Check that both sides created the same key material with an + * empty context. + */ + || !TEST_mem_eq(ckeymat2, sizeof(ckeymat2), skeymat2, + sizeof(skeymat2)) + /* Different contexts should produce different results */ + || !TEST_mem_ne(ckeymat1, sizeof(ckeymat1), ckeymat2, + sizeof(ckeymat2))) + goto end; + + testresult = 1; + + end: + SSL_SESSION_free(sess); + SSL_SESSION_free(clientpsk); + SSL_SESSION_free(serverpsk); + clientpsk = serverpsk = NULL; + SSL_free(serverssl); + SSL_free(clientssl); + SSL_CTX_free(sctx); + SSL_CTX_free(cctx); + + return testresult; +} + +#define NUM_KEY_UPDATE_MESSAGES 40 +/* + * Test KeyUpdate. + */ +static int test_key_update(void) +{ + SSL_CTX *cctx = NULL, *sctx = NULL; + SSL *clientssl = NULL, *serverssl = NULL; + int testresult = 0, i, j; + char buf[20]; + static char *mess = "A test message"; + + if (!TEST_true(create_ssl_ctx_pair(TLS_server_method(), + TLS_client_method(), + TLS1_3_VERSION, + 0, + &sctx, &cctx, cert, privkey)) + || !TEST_true(create_ssl_objects(sctx, cctx, &serverssl, &clientssl, + NULL, NULL)) + || !TEST_true(create_ssl_connection(serverssl, clientssl, + SSL_ERROR_NONE))) + goto end; + + for (j = 0; j < 2; j++) { + /* Send lots of KeyUpdate messages */ + for (i = 0; i < NUM_KEY_UPDATE_MESSAGES; i++) { + if (!TEST_true(SSL_key_update(clientssl, + (j == 0) + ? SSL_KEY_UPDATE_NOT_REQUESTED + : SSL_KEY_UPDATE_REQUESTED)) + || !TEST_true(SSL_do_handshake(clientssl))) + goto end; + } + + /* Check that sending and receiving app data is ok */ + if (!TEST_int_eq(SSL_write(clientssl, mess, strlen(mess)), strlen(mess)) + || !TEST_int_eq(SSL_read(serverssl, buf, sizeof(buf)), + strlen(mess))) + goto end; + + if (!TEST_int_eq(SSL_write(serverssl, mess, strlen(mess)), strlen(mess)) + || !TEST_int_eq(SSL_read(clientssl, buf, sizeof(buf)), + strlen(mess))) + goto end; + } + + testresult = 1; + + end: + SSL_free(serverssl); + SSL_free(clientssl); + SSL_CTX_free(sctx); + SSL_CTX_free(cctx); + + return testresult; +} + +/* + * Test we can handle a KeyUpdate (update requested) message while write data + * is pending. + * Test 0: Client sends KeyUpdate while Server is writing + * Test 1: Server sends KeyUpdate while Client is writing + */ +static int test_key_update_in_write(int tst) +{ + SSL_CTX *cctx = NULL, *sctx = NULL; + SSL *clientssl = NULL, *serverssl = NULL; + int testresult = 0; + char buf[20]; + static char *mess = "A test message"; + BIO *bretry = BIO_new(bio_s_always_retry()); + BIO *tmp = NULL; + SSL *peerupdate = NULL, *peerwrite = NULL; + + if (!TEST_ptr(bretry) + || !TEST_true(create_ssl_ctx_pair(TLS_server_method(), + TLS_client_method(), + TLS1_3_VERSION, + 0, + &sctx, &cctx, cert, privkey)) + || !TEST_true(create_ssl_objects(sctx, cctx, &serverssl, &clientssl, + NULL, NULL)) + || !TEST_true(create_ssl_connection(serverssl, clientssl, + SSL_ERROR_NONE))) + goto end; + + peerupdate = tst == 0 ? clientssl : serverssl; + peerwrite = tst == 0 ? serverssl : clientssl; + + if (!TEST_true(SSL_key_update(peerupdate, SSL_KEY_UPDATE_REQUESTED)) + || !TEST_true(SSL_do_handshake(peerupdate))) + goto end; + + /* Swap the writing endpoint's write BIO to force a retry */ + tmp = SSL_get_wbio(peerwrite); + if (!TEST_ptr(tmp) || !TEST_true(BIO_up_ref(tmp))) { + tmp = NULL; + goto end; + } + SSL_set0_wbio(peerwrite, bretry); + bretry = NULL; + + /* Write data that we know will fail with SSL_ERROR_WANT_WRITE */ + if (!TEST_int_eq(SSL_write(peerwrite, mess, strlen(mess)), -1) + || !TEST_int_eq(SSL_get_error(peerwrite, 0), SSL_ERROR_WANT_WRITE)) + goto end; + + /* Reinstate the original writing endpoint's write BIO */ + SSL_set0_wbio(peerwrite, tmp); + tmp = NULL; + + /* Now read some data - we will read the key update */ + if (!TEST_int_eq(SSL_read(peerwrite, buf, sizeof(buf)), -1) + || !TEST_int_eq(SSL_get_error(peerwrite, 0), SSL_ERROR_WANT_READ)) + goto end; + + /* + * Complete the write we started previously and read it from the other + * endpoint + */ + if (!TEST_int_eq(SSL_write(peerwrite, mess, strlen(mess)), strlen(mess)) + || !TEST_int_eq(SSL_read(peerupdate, buf, sizeof(buf)), strlen(mess))) + goto end; + + /* Write more data to ensure we send the KeyUpdate message back */ + if (!TEST_int_eq(SSL_write(peerwrite, mess, strlen(mess)), strlen(mess)) + || !TEST_int_eq(SSL_read(peerupdate, buf, sizeof(buf)), strlen(mess))) + goto end; + + testresult = 1; + + end: + SSL_free(serverssl); + SSL_free(clientssl); + SSL_CTX_free(sctx); + SSL_CTX_free(cctx); + BIO_free(bretry); + BIO_free(tmp); + + return testresult; +} +#endif /* OPENSSL_NO_TLS1_3 */ + +static int test_ssl_clear(int idx) +{ + SSL_CTX *cctx = NULL, *sctx = NULL; + SSL *clientssl = NULL, *serverssl = NULL; + int testresult = 0; + +#ifdef OPENSSL_NO_TLS1_2 + if (idx == 1) + return 1; +#endif + + /* Create an initial connection */ + if (!TEST_true(create_ssl_ctx_pair(TLS_server_method(), TLS_client_method(), + TLS1_VERSION, TLS_MAX_VERSION, + &sctx, &cctx, cert, privkey)) + || (idx == 1 + && !TEST_true(SSL_CTX_set_max_proto_version(cctx, + TLS1_2_VERSION))) + || !TEST_true(create_ssl_objects(sctx, cctx, &serverssl, + &clientssl, NULL, NULL)) + || !TEST_true(create_ssl_connection(serverssl, clientssl, + SSL_ERROR_NONE))) + goto end; + + SSL_shutdown(clientssl); + SSL_shutdown(serverssl); + SSL_free(serverssl); + serverssl = NULL; + + /* Clear clientssl - we're going to reuse the object */ + if (!TEST_true(SSL_clear(clientssl))) + goto end; + + if (!TEST_true(create_ssl_objects(sctx, cctx, &serverssl, &clientssl, + NULL, NULL)) + || !TEST_true(create_ssl_connection(serverssl, clientssl, + SSL_ERROR_NONE)) + || !TEST_true(SSL_session_reused(clientssl))) + goto end; + + SSL_shutdown(clientssl); + SSL_shutdown(serverssl); + + testresult = 1; + + end: + SSL_free(serverssl); + SSL_free(clientssl); + SSL_CTX_free(sctx); + SSL_CTX_free(cctx); + + return testresult; +} + +/* Parse CH and retrieve any MFL extension value if present */ +static int get_MFL_from_client_hello(BIO *bio, int *mfl_codemfl_code) +{ + long len; + unsigned char *data; + PACKET pkt = {0}, pkt2 = {0}, pkt3 = {0}; + unsigned int MFL_code = 0, type = 0; + + if (!TEST_uint_gt( len = BIO_get_mem_data( bio, (char **) &data ), 0 ) ) + goto end; + + if (!TEST_true( PACKET_buf_init( &pkt, data, len ) ) + /* Skip the record header */ + || !PACKET_forward(&pkt, SSL3_RT_HEADER_LENGTH) + /* Skip the handshake message header */ + || !TEST_true(PACKET_forward(&pkt, SSL3_HM_HEADER_LENGTH)) + /* Skip client version and random */ + || !TEST_true(PACKET_forward(&pkt, CLIENT_VERSION_LEN + + SSL3_RANDOM_SIZE)) + /* Skip session id */ + || !TEST_true(PACKET_get_length_prefixed_1(&pkt, &pkt2)) + /* Skip ciphers */ + || !TEST_true(PACKET_get_length_prefixed_2(&pkt, &pkt2)) + /* Skip compression */ + || !TEST_true(PACKET_get_length_prefixed_1(&pkt, &pkt2)) + /* Extensions len */ + || !TEST_true(PACKET_as_length_prefixed_2(&pkt, &pkt2))) + goto end; + + /* Loop through all extensions */ + while (PACKET_remaining(&pkt2)) { + if (!TEST_true(PACKET_get_net_2(&pkt2, &type)) + || !TEST_true(PACKET_get_length_prefixed_2(&pkt2, &pkt3))) + goto end; + + if (type == TLSEXT_TYPE_max_fragment_length) { + if (!TEST_uint_ne(PACKET_remaining(&pkt3), 0) + || !TEST_true(PACKET_get_1(&pkt3, &MFL_code))) + goto end; + + *mfl_codemfl_code = MFL_code; + return 1; + } + } + + end: + return 0; +} + +/* Maximum-Fragment-Length TLS extension mode to test */ +static const unsigned char max_fragment_len_test[] = { + TLSEXT_max_fragment_length_512, + TLSEXT_max_fragment_length_1024, + TLSEXT_max_fragment_length_2048, + TLSEXT_max_fragment_length_4096 +}; + +static int test_max_fragment_len_ext(int idx_tst) +{ + SSL_CTX *ctx; + SSL *con = NULL; + int testresult = 0, MFL_mode = 0; + BIO *rbio, *wbio; + + ctx = SSL_CTX_new(TLS_method()); + if (!TEST_ptr(ctx)) + goto end; + + if (!TEST_true(SSL_CTX_set_tlsext_max_fragment_length( + ctx, max_fragment_len_test[idx_tst]))) + goto end; + + con = SSL_new(ctx); + if (!TEST_ptr(con)) + goto end; + + rbio = BIO_new(BIO_s_mem()); + wbio = BIO_new(BIO_s_mem()); + if (!TEST_ptr(rbio)|| !TEST_ptr(wbio)) { + BIO_free(rbio); + BIO_free(wbio); + goto end; + } + + SSL_set_bio(con, rbio, wbio); + SSL_set_connect_state(con); + + if (!TEST_int_le(SSL_connect(con), 0)) { + /* This shouldn't succeed because we don't have a server! */ + goto end; + } + + if (!TEST_true(get_MFL_from_client_hello(wbio, &MFL_mode))) + /* no MFL in client hello */ + goto end; + if (!TEST_true(max_fragment_len_test[idx_tst] == MFL_mode)) + goto end; + + testresult = 1; + +end: + SSL_free(con); + SSL_CTX_free(ctx); + + return testresult; +} + +#ifndef OPENSSL_NO_TLS1_3 +static int test_pha_key_update(void) +{ + SSL_CTX *cctx = NULL, *sctx = NULL; + SSL *clientssl = NULL, *serverssl = NULL; + int testresult = 0; + + if (!TEST_true(create_ssl_ctx_pair(TLS_server_method(), TLS_client_method(), + TLS1_VERSION, TLS_MAX_VERSION, + &sctx, &cctx, cert, privkey))) + return 0; + + if (!TEST_true(SSL_CTX_set_min_proto_version(sctx, TLS1_3_VERSION)) + || !TEST_true(SSL_CTX_set_max_proto_version(sctx, TLS1_3_VERSION)) + || !TEST_true(SSL_CTX_set_min_proto_version(cctx, TLS1_3_VERSION)) + || !TEST_true(SSL_CTX_set_max_proto_version(cctx, TLS1_3_VERSION))) + goto end; + + SSL_CTX_set_post_handshake_auth(cctx, 1); + + if (!TEST_true(create_ssl_objects(sctx, cctx, &serverssl, &clientssl, + NULL, NULL))) + goto end; + + if (!TEST_true(create_ssl_connection(serverssl, clientssl, + SSL_ERROR_NONE))) + goto end; + + SSL_set_verify(serverssl, SSL_VERIFY_PEER, NULL); + if (!TEST_true(SSL_verify_client_post_handshake(serverssl))) + goto end; + + if (!TEST_true(SSL_key_update(clientssl, SSL_KEY_UPDATE_NOT_REQUESTED))) + goto end; + + /* Start handshake on the server */ + if (!TEST_int_eq(SSL_do_handshake(serverssl), 1)) + goto end; + + /* Starts with SSL_connect(), but it's really just SSL_do_handshake() */ + if (!TEST_true(create_ssl_connection(serverssl, clientssl, + SSL_ERROR_NONE))) + goto end; + + SSL_shutdown(clientssl); + SSL_shutdown(serverssl); + + testresult = 1; + + end: + SSL_free(serverssl); + SSL_free(clientssl); + SSL_CTX_free(sctx); + SSL_CTX_free(cctx); + return testresult; +} +#endif + +#if !defined(OPENSSL_NO_SRP) && !defined(OPENSSL_NO_TLS1_2) + +static SRP_VBASE *vbase = NULL; + +static int ssl_srp_cb(SSL *s, int *ad, void *arg) +{ + int ret = SSL3_AL_FATAL; + char *username; + SRP_user_pwd *user = NULL; + + username = SSL_get_srp_username(s); + if (username == NULL) { + *ad = SSL_AD_INTERNAL_ERROR; + goto err; + } + + user = SRP_VBASE_get1_by_user(vbase, username); + if (user == NULL) { + *ad = SSL_AD_INTERNAL_ERROR; + goto err; + } + + if (SSL_set_srp_server_param(s, user->N, user->g, user->s, user->v, + user->info) <= 0) { + *ad = SSL_AD_INTERNAL_ERROR; + goto err; + } + + ret = 0; + + err: + SRP_user_pwd_free(user); + return ret; +} + +static int create_new_vfile(char *userid, char *password, const char *filename) +{ + char *gNid = NULL; + OPENSSL_STRING *row = OPENSSL_zalloc(sizeof(row) * (DB_NUMBER + 1)); + TXT_DB *db = NULL; + int ret = 0; + BIO *out = NULL, *dummy = BIO_new_mem_buf("", 0); + size_t i; + + if (!TEST_ptr(dummy) || !TEST_ptr(row)) + goto end; + + gNid = SRP_create_verifier(userid, password, &row[DB_srpsalt], + &row[DB_srpverifier], NULL, NULL); + if (!TEST_ptr(gNid)) + goto end; + + /* + * The only way to create an empty TXT_DB is to provide a BIO with no data + * in it! + */ + db = TXT_DB_read(dummy, DB_NUMBER); + if (!TEST_ptr(db)) + goto end; + + out = BIO_new_file(filename, "w"); + if (!TEST_ptr(out)) + goto end; + + row[DB_srpid] = OPENSSL_strdup(userid); + row[DB_srptype] = OPENSSL_strdup("V"); + row[DB_srpgN] = OPENSSL_strdup(gNid); + + if (!TEST_ptr(row[DB_srpid]) + || !TEST_ptr(row[DB_srptype]) + || !TEST_ptr(row[DB_srpgN]) + || !TEST_true(TXT_DB_insert(db, row))) + goto end; + + row = NULL; + + if (!TXT_DB_write(out, db)) + goto end; + + ret = 1; + end: + if (row != NULL) { + for (i = 0; i < DB_NUMBER; i++) + OPENSSL_free(row[i]); + } + OPENSSL_free(row); + BIO_free(dummy); + BIO_free(out); + TXT_DB_free(db); + + return ret; +} + +static int create_new_vbase(char *userid, char *password) +{ + BIGNUM *verifier = NULL, *salt = NULL; + const SRP_gN *lgN = NULL; + SRP_user_pwd *user_pwd = NULL; + int ret = 0; + + lgN = SRP_get_default_gN(NULL); + if (!TEST_ptr(lgN)) + goto end; + + if (!TEST_true(SRP_create_verifier_BN(userid, password, &salt, &verifier, + lgN->N, lgN->g))) + goto end; + + user_pwd = OPENSSL_zalloc(sizeof(*user_pwd)); + if (!TEST_ptr(user_pwd)) + goto end; + + user_pwd->N = lgN->N; + user_pwd->g = lgN->g; + user_pwd->id = OPENSSL_strdup(userid); + if (!TEST_ptr(user_pwd->id)) + goto end; + + user_pwd->v = verifier; + user_pwd->s = salt; + verifier = salt = NULL; + + if (sk_SRP_user_pwd_insert(vbase->users_pwd, user_pwd, 0) == 0) + goto end; + user_pwd = NULL; + + ret = 1; +end: + SRP_user_pwd_free(user_pwd); + BN_free(salt); + BN_free(verifier); + + return ret; +} + +/* + * SRP tests + * + * Test 0: Simple successful SRP connection, new vbase + * Test 1: Connection failure due to bad password, new vbase + * Test 2: Simple successful SRP connection, vbase loaded from existing file + * Test 3: Connection failure due to bad password, vbase loaded from existing + * file + * Test 4: Simple successful SRP connection, vbase loaded from new file + * Test 5: Connection failure due to bad password, vbase loaded from new file + */ +static int test_srp(int tst) +{ + char *userid = "test", *password = "password", *tstsrpfile; + SSL_CTX *cctx = NULL, *sctx = NULL; + SSL *clientssl = NULL, *serverssl = NULL; + int ret, testresult = 0; + + vbase = SRP_VBASE_new(NULL); + if (!TEST_ptr(vbase)) + goto end; + + if (tst == 0 || tst == 1) { + if (!TEST_true(create_new_vbase(userid, password))) + goto end; + } else { + if (tst == 4 || tst == 5) { + if (!TEST_true(create_new_vfile(userid, password, tmpfilename))) + goto end; + tstsrpfile = tmpfilename; + } else { + tstsrpfile = srpvfile; + } + if (!TEST_int_eq(SRP_VBASE_init(vbase, tstsrpfile), SRP_NO_ERROR)) + goto end; + } + + if (!TEST_true(create_ssl_ctx_pair(TLS_server_method(), TLS_client_method(), + TLS1_VERSION, TLS_MAX_VERSION, + &sctx, &cctx, cert, privkey))) + goto end; + + if (!TEST_int_gt(SSL_CTX_set_srp_username_callback(sctx, ssl_srp_cb), 0) + || !TEST_true(SSL_CTX_set_cipher_list(cctx, "SRP-AES-128-CBC-SHA")) + || !TEST_true(SSL_CTX_set_max_proto_version(sctx, TLS1_2_VERSION)) + || !TEST_true(SSL_CTX_set_max_proto_version(cctx, TLS1_2_VERSION)) + || !TEST_int_gt(SSL_CTX_set_srp_username(cctx, userid), 0)) + goto end; + + if (tst % 2 == 1) { + if (!TEST_int_gt(SSL_CTX_set_srp_password(cctx, "badpass"), 0)) + goto end; + } else { + if (!TEST_int_gt(SSL_CTX_set_srp_password(cctx, password), 0)) + goto end; + } + + if (!TEST_true(create_ssl_objects(sctx, cctx, &serverssl, &clientssl, + NULL, NULL))) + goto end; + + ret = create_ssl_connection(serverssl, clientssl, SSL_ERROR_NONE); + if (ret) { + if (!TEST_true(tst % 2 == 0)) + goto end; + } else { + if (!TEST_true(tst % 2 == 1)) + goto end; + } + + testresult = 1; + + end: + SRP_VBASE_free(vbase); + vbase = NULL; + SSL_free(serverssl); + SSL_free(clientssl); + SSL_CTX_free(sctx); + SSL_CTX_free(cctx); + + return testresult; +} +#endif + +static int info_cb_failed = 0; +static int info_cb_offset = 0; +static int info_cb_this_state = -1; + +static struct info_cb_states_st { + int where; + const char *statestr; +} info_cb_states[][60] = { + { + /* TLSv1.2 server followed by resumption */ + {SSL_CB_HANDSHAKE_START, NULL}, {SSL_CB_LOOP, "PINIT "}, + {SSL_CB_LOOP, "PINIT "}, {SSL_CB_LOOP, "TRCH"}, {SSL_CB_LOOP, "TWSH"}, + {SSL_CB_LOOP, "TWSC"}, {SSL_CB_LOOP, "TWSKE"}, {SSL_CB_LOOP, "TWSD"}, + {SSL_CB_EXIT, NULL}, {SSL_CB_LOOP, "TWSD"}, {SSL_CB_LOOP, "TRCKE"}, + {SSL_CB_LOOP, "TRCCS"}, {SSL_CB_LOOP, "TRFIN"}, {SSL_CB_LOOP, "TWST"}, + {SSL_CB_LOOP, "TWCCS"}, {SSL_CB_LOOP, "TWFIN"}, + {SSL_CB_HANDSHAKE_DONE, NULL}, {SSL_CB_EXIT, NULL}, + {SSL_CB_ALERT, NULL}, {SSL_CB_HANDSHAKE_START, NULL}, + {SSL_CB_LOOP, "PINIT "}, {SSL_CB_LOOP, "PINIT "}, {SSL_CB_LOOP, "TRCH"}, + {SSL_CB_LOOP, "TWSH"}, {SSL_CB_LOOP, "TWCCS"}, {SSL_CB_LOOP, "TWFIN"}, + {SSL_CB_EXIT, NULL}, {SSL_CB_LOOP, "TWFIN"}, {SSL_CB_LOOP, "TRCCS"}, + {SSL_CB_LOOP, "TRFIN"}, {SSL_CB_HANDSHAKE_DONE, NULL}, + {SSL_CB_EXIT, NULL}, {0, NULL}, + }, { + /* TLSv1.2 client followed by resumption */ + {SSL_CB_HANDSHAKE_START, NULL}, {SSL_CB_LOOP, "PINIT "}, + {SSL_CB_LOOP, "TWCH"}, {SSL_CB_EXIT, NULL}, {SSL_CB_LOOP, "TWCH"}, + {SSL_CB_LOOP, "TRSH"}, {SSL_CB_LOOP, "TRSC"}, {SSL_CB_LOOP, "TRSKE"}, + {SSL_CB_LOOP, "TRSD"}, {SSL_CB_LOOP, "TWCKE"}, {SSL_CB_LOOP, "TWCCS"}, + {SSL_CB_LOOP, "TWFIN"}, {SSL_CB_EXIT, NULL}, {SSL_CB_LOOP, "TWFIN"}, + {SSL_CB_LOOP, "TRST"}, {SSL_CB_LOOP, "TRCCS"}, {SSL_CB_LOOP, "TRFIN"}, + {SSL_CB_HANDSHAKE_DONE, NULL}, {SSL_CB_EXIT, NULL}, {SSL_CB_ALERT, NULL}, + {SSL_CB_HANDSHAKE_START, NULL}, {SSL_CB_LOOP, "PINIT "}, + {SSL_CB_LOOP, "TWCH"}, {SSL_CB_EXIT, NULL}, {SSL_CB_LOOP, "TWCH"}, + {SSL_CB_LOOP, "TRSH"}, {SSL_CB_LOOP, "TRCCS"}, {SSL_CB_LOOP, "TRFIN"}, + {SSL_CB_LOOP, "TWCCS"}, {SSL_CB_LOOP, "TWFIN"}, + {SSL_CB_HANDSHAKE_DONE, NULL}, {SSL_CB_EXIT, NULL}, {0, NULL}, + }, { + /* TLSv1.3 server followed by resumption */ + {SSL_CB_HANDSHAKE_START, NULL}, {SSL_CB_LOOP, "PINIT "}, + {SSL_CB_LOOP, "PINIT "}, {SSL_CB_LOOP, "TRCH"}, {SSL_CB_LOOP, "TWSH"}, + {SSL_CB_LOOP, "TWCCS"}, {SSL_CB_LOOP, "TWEE"}, {SSL_CB_LOOP, "TWSC"}, + {SSL_CB_LOOP, "TRSCV"}, {SSL_CB_LOOP, "TWFIN"}, {SSL_CB_LOOP, "TED"}, + {SSL_CB_EXIT, NULL}, {SSL_CB_LOOP, "TED"}, {SSL_CB_LOOP, "TRFIN"}, + {SSL_CB_HANDSHAKE_DONE, NULL}, {SSL_CB_LOOP, "TWST"}, + {SSL_CB_LOOP, "TWST"}, {SSL_CB_EXIT, NULL}, {SSL_CB_ALERT, NULL}, + {SSL_CB_HANDSHAKE_START, NULL}, {SSL_CB_LOOP, "PINIT "}, + {SSL_CB_LOOP, "PINIT "}, {SSL_CB_LOOP, "TRCH"}, {SSL_CB_LOOP, "TWSH"}, + {SSL_CB_LOOP, "TWCCS"}, {SSL_CB_LOOP, "TWEE"}, {SSL_CB_LOOP, "TWFIN"}, + {SSL_CB_LOOP, "TED"}, {SSL_CB_EXIT, NULL}, {SSL_CB_LOOP, "TED"}, + {SSL_CB_LOOP, "TRFIN"}, {SSL_CB_HANDSHAKE_DONE, NULL}, + {SSL_CB_LOOP, "TWST"}, {SSL_CB_EXIT, NULL}, {0, NULL}, + }, { + /* TLSv1.3 client followed by resumption */ + {SSL_CB_HANDSHAKE_START, NULL}, {SSL_CB_LOOP, "PINIT "}, + {SSL_CB_LOOP, "TWCH"}, {SSL_CB_EXIT, NULL}, {SSL_CB_LOOP, "TWCH"}, + {SSL_CB_LOOP, "TRSH"}, {SSL_CB_LOOP, "TREE"}, {SSL_CB_LOOP, "TRSC"}, + {SSL_CB_LOOP, "TRSCV"}, {SSL_CB_LOOP, "TRFIN"}, {SSL_CB_LOOP, "TWCCS"}, + {SSL_CB_LOOP, "TWFIN"}, {SSL_CB_HANDSHAKE_DONE, NULL}, + {SSL_CB_EXIT, NULL}, {SSL_CB_LOOP, "SSLOK "}, {SSL_CB_LOOP, "SSLOK "}, + {SSL_CB_LOOP, "TRST"}, {SSL_CB_EXIT, NULL}, {SSL_CB_LOOP, "SSLOK "}, + {SSL_CB_LOOP, "SSLOK "}, {SSL_CB_LOOP, "TRST"}, {SSL_CB_EXIT, NULL}, + {SSL_CB_ALERT, NULL}, {SSL_CB_HANDSHAKE_START, NULL}, + {SSL_CB_LOOP, "PINIT "}, {SSL_CB_LOOP, "TWCH"}, {SSL_CB_EXIT, NULL}, + {SSL_CB_LOOP, "TWCH"}, {SSL_CB_LOOP, "TRSH"}, {SSL_CB_LOOP, "TREE"}, + {SSL_CB_LOOP, "TRFIN"}, {SSL_CB_LOOP, "TWCCS"}, {SSL_CB_LOOP, "TWFIN"}, + {SSL_CB_HANDSHAKE_DONE, NULL}, {SSL_CB_EXIT, NULL}, + {SSL_CB_LOOP, "SSLOK "}, {SSL_CB_LOOP, "SSLOK "}, {SSL_CB_LOOP, "TRST"}, + {SSL_CB_EXIT, NULL}, {0, NULL}, + }, { + /* TLSv1.3 server, early_data */ + {SSL_CB_HANDSHAKE_START, NULL}, {SSL_CB_LOOP, "PINIT "}, + {SSL_CB_LOOP, "PINIT "}, {SSL_CB_LOOP, "TRCH"}, {SSL_CB_LOOP, "TWSH"}, + {SSL_CB_LOOP, "TWCCS"}, {SSL_CB_LOOP, "TWEE"}, {SSL_CB_LOOP, "TWFIN"}, + {SSL_CB_HANDSHAKE_DONE, NULL}, {SSL_CB_EXIT, NULL}, + {SSL_CB_HANDSHAKE_START, NULL}, {SSL_CB_LOOP, "TED"}, + {SSL_CB_LOOP, "TED"}, {SSL_CB_LOOP, "TWEOED"}, {SSL_CB_LOOP, "TRFIN"}, + {SSL_CB_HANDSHAKE_DONE, NULL}, {SSL_CB_LOOP, "TWST"}, + {SSL_CB_EXIT, NULL}, {0, NULL}, + }, { + /* TLSv1.3 client, early_data */ + {SSL_CB_HANDSHAKE_START, NULL}, {SSL_CB_LOOP, "PINIT "}, + {SSL_CB_LOOP, "TWCH"}, {SSL_CB_LOOP, "TWCCS"}, + {SSL_CB_HANDSHAKE_DONE, NULL}, {SSL_CB_EXIT, NULL}, + {SSL_CB_HANDSHAKE_START, NULL}, {SSL_CB_LOOP, "TED"}, + {SSL_CB_LOOP, "TED"}, {SSL_CB_LOOP, "TRSH"}, {SSL_CB_LOOP, "TREE"}, + {SSL_CB_LOOP, "TRFIN"}, {SSL_CB_LOOP, "TPEDE"}, {SSL_CB_LOOP, "TWEOED"}, + {SSL_CB_LOOP, "TWFIN"}, {SSL_CB_HANDSHAKE_DONE, NULL}, + {SSL_CB_EXIT, NULL}, {SSL_CB_LOOP, "SSLOK "}, {SSL_CB_LOOP, "SSLOK "}, + {SSL_CB_LOOP, "TRST"}, {SSL_CB_EXIT, NULL}, {0, NULL}, + }, { + {0, NULL}, + } +}; + +static void sslapi_info_callback(const SSL *s, int where, int ret) +{ + struct info_cb_states_st *state = info_cb_states[info_cb_offset]; + + /* We do not ever expect a connection to fail in this test */ + if (!TEST_false(ret == 0)) { + info_cb_failed = 1; + return; + } + + /* + * Do some sanity checks. We never expect these things to happen in this + * test + */ + if (!TEST_false((SSL_is_server(s) && (where & SSL_ST_CONNECT) != 0)) + || !TEST_false(!SSL_is_server(s) && (where & SSL_ST_ACCEPT) != 0) + || !TEST_int_ne(state[++info_cb_this_state].where, 0)) { + info_cb_failed = 1; + return; + } + + /* Now check we're in the right state */ + if (!TEST_true((where & state[info_cb_this_state].where) != 0)) { + info_cb_failed = 1; + return; + } + if ((where & SSL_CB_LOOP) != 0 + && !TEST_int_eq(strcmp(SSL_state_string(s), + state[info_cb_this_state].statestr), 0)) { + info_cb_failed = 1; + return; + } + + /* + * Check that, if we've got SSL_CB_HANDSHAKE_DONE we are not in init + */ + if ((where & SSL_CB_HANDSHAKE_DONE) + && SSL_in_init((SSL *)s) != 0) { + info_cb_failed = 1; + return; + } +} + +/* + * Test the info callback gets called when we expect it to. + * + * Test 0: TLSv1.2, server + * Test 1: TLSv1.2, client + * Test 2: TLSv1.3, server + * Test 3: TLSv1.3, client + * Test 4: TLSv1.3, server, early_data + * Test 5: TLSv1.3, client, early_data + */ +static int test_info_callback(int tst) +{ + SSL_CTX *cctx = NULL, *sctx = NULL; + SSL *clientssl = NULL, *serverssl = NULL; + SSL_SESSION *clntsess = NULL; + int testresult = 0; + int tlsvers; + + if (tst < 2) { +/* We need either ECDHE or DHE for the TLSv1.2 test to work */ +#if !defined(OPENSSL_NO_TLS1_2) && (!defined(OPENSSL_NO_EC) \ + || !defined(OPENSSL_NO_DH)) + tlsvers = TLS1_2_VERSION; +#else + return 1; +#endif + } else { +#ifndef OPENSSL_NO_TLS1_3 + tlsvers = TLS1_3_VERSION; +#else + return 1; +#endif + } + + /* Reset globals */ + info_cb_failed = 0; + info_cb_this_state = -1; + info_cb_offset = tst; + +#ifndef OPENSSL_NO_TLS1_3 + if (tst >= 4) { + SSL_SESSION *sess = NULL; + size_t written, readbytes; + unsigned char buf[80]; + + /* early_data tests */ + if (!TEST_true(setupearly_data_test(&cctx, &sctx, &clientssl, + &serverssl, &sess, 0))) + goto end; + + /* We don't actually need this reference */ + SSL_SESSION_free(sess); + + SSL_set_info_callback((tst % 2) == 0 ? serverssl : clientssl, + sslapi_info_callback); + + /* Write and read some early data and then complete the connection */ + if (!TEST_true(SSL_write_early_data(clientssl, MSG1, strlen(MSG1), + &written)) + || !TEST_size_t_eq(written, strlen(MSG1)) + || !TEST_int_eq(SSL_read_early_data(serverssl, buf, + sizeof(buf), &readbytes), + SSL_READ_EARLY_DATA_SUCCESS) + || !TEST_mem_eq(MSG1, readbytes, buf, strlen(MSG1)) + || !TEST_int_eq(SSL_get_early_data_status(serverssl), + SSL_EARLY_DATA_ACCEPTED) + || !TEST_true(create_ssl_connection(serverssl, clientssl, + SSL_ERROR_NONE)) + || !TEST_false(info_cb_failed)) + goto end; + + testresult = 1; + goto end; + } +#endif + + if (!TEST_true(create_ssl_ctx_pair(TLS_server_method(), + TLS_client_method(), + tlsvers, tlsvers, &sctx, &cctx, cert, + privkey))) + goto end; + + /* + * For even numbered tests we check the server callbacks. For odd numbers we + * check the client. + */ + SSL_CTX_set_info_callback((tst % 2) == 0 ? sctx : cctx, + sslapi_info_callback); + + if (!TEST_true(create_ssl_objects(sctx, cctx, &serverssl, + &clientssl, NULL, NULL)) + || !TEST_true(create_ssl_connection(serverssl, clientssl, + SSL_ERROR_NONE)) + || !TEST_false(info_cb_failed)) + goto end; + + + + clntsess = SSL_get1_session(clientssl); + SSL_shutdown(clientssl); + SSL_shutdown(serverssl); + SSL_free(serverssl); + SSL_free(clientssl); + serverssl = clientssl = NULL; + + /* Now do a resumption */ + if (!TEST_true(create_ssl_objects(sctx, cctx, &serverssl, &clientssl, NULL, + NULL)) + || !TEST_true(SSL_set_session(clientssl, clntsess)) + || !TEST_true(create_ssl_connection(serverssl, clientssl, + SSL_ERROR_NONE)) + || !TEST_true(SSL_session_reused(clientssl)) + || !TEST_false(info_cb_failed)) + goto end; + + testresult = 1; + + end: + SSL_free(serverssl); + SSL_free(clientssl); + SSL_SESSION_free(clntsess); + SSL_CTX_free(sctx); + SSL_CTX_free(cctx); + return testresult; +} + +static int test_ssl_pending(int tst) +{ + SSL_CTX *cctx = NULL, *sctx = NULL; + SSL *clientssl = NULL, *serverssl = NULL; + int testresult = 0; + char msg[] = "A test message"; + char buf[5]; + size_t written, readbytes; + + if (tst == 0) { + if (!TEST_true(create_ssl_ctx_pair(TLS_server_method(), + TLS_client_method(), + TLS1_VERSION, TLS_MAX_VERSION, + &sctx, &cctx, cert, privkey))) + goto end; + } else { +#ifndef OPENSSL_NO_DTLS + if (!TEST_true(create_ssl_ctx_pair(DTLS_server_method(), + DTLS_client_method(), + DTLS1_VERSION, DTLS_MAX_VERSION, + &sctx, &cctx, cert, privkey))) + goto end; +#else + return 1; +#endif + } + + if (!TEST_true(create_ssl_objects(sctx, cctx, &serverssl, &clientssl, + NULL, NULL)) + || !TEST_true(create_ssl_connection(serverssl, clientssl, + SSL_ERROR_NONE))) + goto end; + + if (!TEST_int_eq(SSL_pending(clientssl), 0) + || !TEST_false(SSL_has_pending(clientssl)) + || !TEST_int_eq(SSL_pending(serverssl), 0) + || !TEST_false(SSL_has_pending(serverssl)) + || !TEST_true(SSL_write_ex(serverssl, msg, sizeof(msg), &written)) + || !TEST_size_t_eq(written, sizeof(msg)) + || !TEST_true(SSL_read_ex(clientssl, buf, sizeof(buf), &readbytes)) + || !TEST_size_t_eq(readbytes, sizeof(buf)) + || !TEST_int_eq(SSL_pending(clientssl), (int)(written - readbytes)) + || !TEST_true(SSL_has_pending(clientssl))) + goto end; + + testresult = 1; + + end: + SSL_free(serverssl); + SSL_free(clientssl); + SSL_CTX_free(sctx); + SSL_CTX_free(cctx); + + return testresult; +} + +static struct { + unsigned int maxprot; + const char *clntciphers; + const char *clnttls13ciphers; + const char *srvrciphers; + const char *srvrtls13ciphers; + const char *shared; +} shared_ciphers_data[] = { +/* + * We can't establish a connection (even in TLSv1.1) with these ciphersuites if + * TLSv1.3 is enabled but TLSv1.2 is disabled. + */ +#if defined(OPENSSL_NO_TLS1_3) || !defined(OPENSSL_NO_TLS1_2) + { + TLS1_2_VERSION, + "AES128-SHA:AES256-SHA", + NULL, + "AES256-SHA:DHE-RSA-AES128-SHA", + NULL, + "AES256-SHA" + }, + { + TLS1_2_VERSION, + "AES128-SHA:DHE-RSA-AES128-SHA:AES256-SHA", + NULL, + "AES128-SHA:DHE-RSA-AES256-SHA:AES256-SHA", + NULL, + "AES128-SHA:AES256-SHA" + }, + { + TLS1_2_VERSION, + "AES128-SHA:AES256-SHA", + NULL, + "AES128-SHA:DHE-RSA-AES128-SHA", + NULL, + "AES128-SHA" + }, +#endif +/* + * This test combines TLSv1.3 and TLSv1.2 ciphersuites so they must both be + * enabled. + */ +#if !defined(OPENSSL_NO_TLS1_3) && !defined(OPENSSL_NO_TLS1_2) \ + && !defined(OPENSSL_NO_CHACHA) && !defined(OPENSSL_NO_POLY1305) + { + TLS1_3_VERSION, + "AES128-SHA:AES256-SHA", + NULL, + "AES256-SHA:AES128-SHA256", + NULL, + "TLS_AES_256_GCM_SHA384:TLS_CHACHA20_POLY1305_SHA256:" + "TLS_AES_128_GCM_SHA256:AES256-SHA" + }, +#endif +#ifndef OPENSSL_NO_TLS1_3 + { + TLS1_3_VERSION, + "AES128-SHA", + "TLS_AES_256_GCM_SHA384", + "AES256-SHA", + "TLS_AES_256_GCM_SHA384", + "TLS_AES_256_GCM_SHA384" + }, +#endif +}; + +static int test_ssl_get_shared_ciphers(int tst) +{ + SSL_CTX *cctx = NULL, *sctx = NULL; + SSL *clientssl = NULL, *serverssl = NULL; + int testresult = 0; + char buf[1024]; + + if (!TEST_true(create_ssl_ctx_pair(TLS_server_method(), + TLS_client_method(), + TLS1_VERSION, + shared_ciphers_data[tst].maxprot, + &sctx, &cctx, cert, privkey))) + goto end; + + if (!TEST_true(SSL_CTX_set_cipher_list(cctx, + shared_ciphers_data[tst].clntciphers)) + || (shared_ciphers_data[tst].clnttls13ciphers != NULL + && !TEST_true(SSL_CTX_set_ciphersuites(cctx, + shared_ciphers_data[tst].clnttls13ciphers))) + || !TEST_true(SSL_CTX_set_cipher_list(sctx, + shared_ciphers_data[tst].srvrciphers)) + || (shared_ciphers_data[tst].srvrtls13ciphers != NULL + && !TEST_true(SSL_CTX_set_ciphersuites(sctx, + shared_ciphers_data[tst].srvrtls13ciphers)))) + goto end; + + + if (!TEST_true(create_ssl_objects(sctx, cctx, &serverssl, &clientssl, + NULL, NULL)) + || !TEST_true(create_ssl_connection(serverssl, clientssl, + SSL_ERROR_NONE))) + goto end; + + if (!TEST_ptr(SSL_get_shared_ciphers(serverssl, buf, sizeof(buf))) + || !TEST_int_eq(strcmp(buf, shared_ciphers_data[tst].shared), 0)) { + TEST_info("Shared ciphers are: %s\n", buf); + goto end; + } + + testresult = 1; + + end: + SSL_free(serverssl); + SSL_free(clientssl); + SSL_CTX_free(sctx); + SSL_CTX_free(cctx); + + return testresult; +} + +static const char *appdata = "Hello World"; +static int gen_tick_called, dec_tick_called, tick_key_cb_called; +static int tick_key_renew = 0; +static SSL_TICKET_RETURN tick_dec_ret = SSL_TICKET_RETURN_ABORT; + +static int gen_tick_cb(SSL *s, void *arg) +{ + gen_tick_called = 1; + + return SSL_SESSION_set1_ticket_appdata(SSL_get_session(s), appdata, + strlen(appdata)); +} + +static SSL_TICKET_RETURN dec_tick_cb(SSL *s, SSL_SESSION *ss, + const unsigned char *keyname, + size_t keyname_length, + SSL_TICKET_STATUS status, + void *arg) +{ + void *tickdata; + size_t tickdlen; + + dec_tick_called = 1; + + if (status == SSL_TICKET_EMPTY) + return SSL_TICKET_RETURN_IGNORE_RENEW; + + if (!TEST_true(status == SSL_TICKET_SUCCESS + || status == SSL_TICKET_SUCCESS_RENEW)) + return SSL_TICKET_RETURN_ABORT; + + if (!TEST_true(SSL_SESSION_get0_ticket_appdata(ss, &tickdata, + &tickdlen)) + || !TEST_size_t_eq(tickdlen, strlen(appdata)) + || !TEST_int_eq(memcmp(tickdata, appdata, tickdlen), 0)) + return SSL_TICKET_RETURN_ABORT; + + if (tick_key_cb_called) { + /* Don't change what the ticket key callback wanted to do */ + switch (status) { + case SSL_TICKET_NO_DECRYPT: + return SSL_TICKET_RETURN_IGNORE_RENEW; + + case SSL_TICKET_SUCCESS: + return SSL_TICKET_RETURN_USE; + + case SSL_TICKET_SUCCESS_RENEW: + return SSL_TICKET_RETURN_USE_RENEW; + + default: + return SSL_TICKET_RETURN_ABORT; + } + } + return tick_dec_ret; + +} + +static int tick_key_cb(SSL *s, unsigned char key_name[16], + unsigned char iv[EVP_MAX_IV_LENGTH], EVP_CIPHER_CTX *ctx, + HMAC_CTX *hctx, int enc) +{ + const unsigned char tick_aes_key[16] = "0123456789abcdef"; + const unsigned char tick_hmac_key[16] = "0123456789abcdef"; + + tick_key_cb_called = 1; + memset(iv, 0, AES_BLOCK_SIZE); + memset(key_name, 0, 16); + if (!EVP_CipherInit_ex(ctx, EVP_aes_128_cbc(), NULL, tick_aes_key, iv, enc) + || !HMAC_Init_ex(hctx, tick_hmac_key, sizeof(tick_hmac_key), + EVP_sha256(), NULL)) + return -1; + + return tick_key_renew ? 2 : 1; +} + +/* + * Test the various ticket callbacks + * Test 0: TLSv1.2, no ticket key callback, no ticket, no renewal + * Test 1: TLSv1.3, no ticket key callback, no ticket, no renewal + * Test 2: TLSv1.2, no ticket key callback, no ticket, renewal + * Test 3: TLSv1.3, no ticket key callback, no ticket, renewal + * Test 4: TLSv1.2, no ticket key callback, ticket, no renewal + * Test 5: TLSv1.3, no ticket key callback, ticket, no renewal + * Test 6: TLSv1.2, no ticket key callback, ticket, renewal + * Test 7: TLSv1.3, no ticket key callback, ticket, renewal + * Test 8: TLSv1.2, ticket key callback, ticket, no renewal + * Test 9: TLSv1.3, ticket key callback, ticket, no renewal + * Test 10: TLSv1.2, ticket key callback, ticket, renewal + * Test 11: TLSv1.3, ticket key callback, ticket, renewal + */ +static int test_ticket_callbacks(int tst) +{ + SSL_CTX *cctx = NULL, *sctx = NULL; + SSL *clientssl = NULL, *serverssl = NULL; + SSL_SESSION *clntsess = NULL; + int testresult = 0; + +#ifdef OPENSSL_NO_TLS1_2 + if (tst % 2 == 0) + return 1; +#endif +#ifdef OPENSSL_NO_TLS1_3 + if (tst % 2 == 1) + return 1; +#endif + + gen_tick_called = dec_tick_called = tick_key_cb_called = 0; + + /* Which tests the ticket key callback should request renewal for */ + if (tst == 10 || tst == 11) + tick_key_renew = 1; + else + tick_key_renew = 0; + + /* Which tests the decrypt ticket callback should request renewal for */ + switch (tst) { + case 0: + case 1: + tick_dec_ret = SSL_TICKET_RETURN_IGNORE; + break; + + case 2: + case 3: + tick_dec_ret = SSL_TICKET_RETURN_IGNORE_RENEW; + break; + + case 4: + case 5: + tick_dec_ret = SSL_TICKET_RETURN_USE; + break; + + case 6: + case 7: + tick_dec_ret = SSL_TICKET_RETURN_USE_RENEW; + break; + + default: + tick_dec_ret = SSL_TICKET_RETURN_ABORT; + } + + if (!TEST_true(create_ssl_ctx_pair(TLS_server_method(), + TLS_client_method(), + TLS1_VERSION, + ((tst % 2) == 0) ? TLS1_2_VERSION + : TLS1_3_VERSION, + &sctx, &cctx, cert, privkey))) + goto end; + + /* + * We only want sessions to resume from tickets - not the session cache. So + * switch the cache off. + */ + if (!TEST_true(SSL_CTX_set_session_cache_mode(sctx, SSL_SESS_CACHE_OFF))) + goto end; + + if (!TEST_true(SSL_CTX_set_session_ticket_cb(sctx, gen_tick_cb, dec_tick_cb, + NULL))) + goto end; + + if (tst >= 8 + && !TEST_true(SSL_CTX_set_tlsext_ticket_key_cb(sctx, tick_key_cb))) + goto end; + + if (!TEST_true(create_ssl_objects(sctx, cctx, &serverssl, &clientssl, + NULL, NULL)) + || !TEST_true(create_ssl_connection(serverssl, clientssl, + SSL_ERROR_NONE))) + goto end; + + /* + * The decrypt ticket key callback in TLSv1.2 should be called even though + * we have no ticket yet, because it gets called with a status of + * SSL_TICKET_EMPTY (the client indicates support for tickets but does not + * actually send any ticket data). This does not happen in TLSv1.3 because + * it is not valid to send empty ticket data in TLSv1.3. + */ + if (!TEST_int_eq(gen_tick_called, 1) + || !TEST_int_eq(dec_tick_called, ((tst % 2) == 0) ? 1 : 0)) + goto end; + + gen_tick_called = dec_tick_called = 0; + + clntsess = SSL_get1_session(clientssl); + SSL_shutdown(clientssl); + SSL_shutdown(serverssl); + SSL_free(serverssl); + SSL_free(clientssl); + serverssl = clientssl = NULL; + + /* Now do a resumption */ + if (!TEST_true(create_ssl_objects(sctx, cctx, &serverssl, &clientssl, NULL, + NULL)) + || !TEST_true(SSL_set_session(clientssl, clntsess)) + || !TEST_true(create_ssl_connection(serverssl, clientssl, + SSL_ERROR_NONE))) + goto end; + + if (tick_dec_ret == SSL_TICKET_RETURN_IGNORE + || tick_dec_ret == SSL_TICKET_RETURN_IGNORE_RENEW) { + if (!TEST_false(SSL_session_reused(clientssl))) + goto end; + } else { + if (!TEST_true(SSL_session_reused(clientssl))) + goto end; + } + + if (!TEST_int_eq(gen_tick_called, + (tick_key_renew + || tick_dec_ret == SSL_TICKET_RETURN_IGNORE_RENEW + || tick_dec_ret == SSL_TICKET_RETURN_USE_RENEW) + ? 1 : 0) + || !TEST_int_eq(dec_tick_called, 1)) + goto end; + + testresult = 1; + + end: + SSL_SESSION_free(clntsess); + SSL_free(serverssl); + SSL_free(clientssl); + SSL_CTX_free(sctx); + SSL_CTX_free(cctx); + + return testresult; +} + +/* + * Test bi-directional shutdown. + * Test 0: TLSv1.2 + * Test 1: TLSv1.2, server continues to read/write after client shutdown + * Test 2: TLSv1.3, no pending NewSessionTicket messages + * Test 3: TLSv1.3, pending NewSessionTicket messages + * Test 4: TLSv1.3, server continues to read/write after client shutdown, server + * sends key update, client reads it + * Test 5: TLSv1.3, server continues to read/write after client shutdown, server + * sends CertificateRequest, client reads and ignores it + * Test 6: TLSv1.3, server continues to read/write after client shutdown, client + * doesn't read it + */ +static int test_shutdown(int tst) +{ + SSL_CTX *cctx = NULL, *sctx = NULL; + SSL *clientssl = NULL, *serverssl = NULL; + int testresult = 0; + char msg[] = "A test message"; + char buf[80]; + size_t written, readbytes; + SSL_SESSION *sess; + +#ifdef OPENSSL_NO_TLS1_2 + if (tst <= 1) + return 1; +#endif +#ifdef OPENSSL_NO_TLS1_3 + if (tst >= 2) + return 1; +#endif + + if (!TEST_true(create_ssl_ctx_pair(TLS_server_method(), + TLS_client_method(), + TLS1_VERSION, + (tst <= 1) ? TLS1_2_VERSION + : TLS1_3_VERSION, + &sctx, &cctx, cert, privkey))) + goto end; + + if (tst == 5) + SSL_CTX_set_post_handshake_auth(cctx, 1); + + if (!TEST_true(create_ssl_objects(sctx, cctx, &serverssl, &clientssl, + NULL, NULL))) + goto end; + + if (tst == 3) { + if (!TEST_true(create_bare_ssl_connection(serverssl, clientssl, + SSL_ERROR_NONE, 1)) + || !TEST_ptr_ne(sess = SSL_get_session(clientssl), NULL) + || !TEST_false(SSL_SESSION_is_resumable(sess))) + goto end; + } else if (!TEST_true(create_ssl_connection(serverssl, clientssl, + SSL_ERROR_NONE)) + || !TEST_ptr_ne(sess = SSL_get_session(clientssl), NULL) + || !TEST_true(SSL_SESSION_is_resumable(sess))) { + goto end; + } + + if (!TEST_int_eq(SSL_shutdown(clientssl), 0)) + goto end; + + if (tst >= 4) { + /* + * Reading on the server after the client has sent close_notify should + * fail and provide SSL_ERROR_ZERO_RETURN + */ + if (!TEST_false(SSL_read_ex(serverssl, buf, sizeof(buf), &readbytes)) + || !TEST_int_eq(SSL_get_error(serverssl, 0), + SSL_ERROR_ZERO_RETURN) + || !TEST_int_eq(SSL_get_shutdown(serverssl), + SSL_RECEIVED_SHUTDOWN) + /* + * Even though we're shutdown on receive we should still be + * able to write. + */ + || !TEST_true(SSL_write(serverssl, msg, sizeof(msg)))) + goto end; + if (tst == 4 + && !TEST_true(SSL_key_update(serverssl, + SSL_KEY_UPDATE_REQUESTED))) + goto end; + if (tst == 5) { + SSL_set_verify(serverssl, SSL_VERIFY_PEER, NULL); + if (!TEST_true(SSL_verify_client_post_handshake(serverssl))) + goto end; + } + if ((tst == 4 || tst == 5) + && !TEST_true(SSL_write(serverssl, msg, sizeof(msg)))) + goto end; + if (!TEST_int_eq(SSL_shutdown(serverssl), 1)) + goto end; + if (tst == 4 || tst == 5) { + /* Should still be able to read data from server */ + if (!TEST_true(SSL_read_ex(clientssl, buf, sizeof(buf), + &readbytes)) + || !TEST_size_t_eq(readbytes, sizeof(msg)) + || !TEST_int_eq(memcmp(msg, buf, readbytes), 0) + || !TEST_true(SSL_read_ex(clientssl, buf, sizeof(buf), + &readbytes)) + || !TEST_size_t_eq(readbytes, sizeof(msg)) + || !TEST_int_eq(memcmp(msg, buf, readbytes), 0)) + goto end; + } + } + + /* Writing on the client after sending close_notify shouldn't be possible */ + if (!TEST_false(SSL_write_ex(clientssl, msg, sizeof(msg), &written))) + goto end; + + if (tst < 4) { + /* + * For these tests the client has sent close_notify but it has not yet + * been received by the server. The server has not sent close_notify + * yet. + */ + if (!TEST_int_eq(SSL_shutdown(serverssl), 0) + /* + * Writing on the server after sending close_notify shouldn't + * be possible. + */ + || !TEST_false(SSL_write_ex(serverssl, msg, sizeof(msg), &written)) + || !TEST_int_eq(SSL_shutdown(clientssl), 1) + || !TEST_ptr_ne(sess = SSL_get_session(clientssl), NULL) + || !TEST_true(SSL_SESSION_is_resumable(sess)) + || !TEST_int_eq(SSL_shutdown(serverssl), 1)) + goto end; + } else if (tst == 4 || tst == 5) { + /* + * In this test the client has sent close_notify and it has been + * received by the server which has responded with a close_notify. The + * client needs to read the close_notify sent by the server. + */ + if (!TEST_int_eq(SSL_shutdown(clientssl), 1) + || !TEST_ptr_ne(sess = SSL_get_session(clientssl), NULL) + || !TEST_true(SSL_SESSION_is_resumable(sess))) + goto end; + } else { + /* + * tst == 6 + * + * The client has sent close_notify and is expecting a close_notify + * back, but instead there is application data first. The shutdown + * should fail with a fatal error. + */ + if (!TEST_int_eq(SSL_shutdown(clientssl), -1) + || !TEST_int_eq(SSL_get_error(clientssl, -1), SSL_ERROR_SSL)) + goto end; + } + + testresult = 1; + + end: + SSL_free(serverssl); + SSL_free(clientssl); + SSL_CTX_free(sctx); + SSL_CTX_free(cctx); + + return testresult; +} + +#if !defined(OPENSSL_NO_TLS1_2) || !defined(OPENSSL_NO_TLS1_3) +static int cert_cb_cnt; + +static int cert_cb(SSL *s, void *arg) +{ + SSL_CTX *ctx = (SSL_CTX *)arg; + BIO *in = NULL; + EVP_PKEY *pkey = NULL; + X509 *x509 = NULL, *rootx = NULL; + STACK_OF(X509) *chain = NULL; + char *rootfile = NULL, *ecdsacert = NULL, *ecdsakey = NULL; + int ret = 0; + + if (cert_cb_cnt == 0) { + /* Suspend the handshake */ + cert_cb_cnt++; + return -1; + } else if (cert_cb_cnt == 1) { + /* + * Update the SSL_CTX, set the certificate and private key and then + * continue the handshake normally. + */ + if (ctx != NULL && !TEST_ptr(SSL_set_SSL_CTX(s, ctx))) + return 0; + + if (!TEST_true(SSL_use_certificate_file(s, cert, SSL_FILETYPE_PEM)) + || !TEST_true(SSL_use_PrivateKey_file(s, privkey, + SSL_FILETYPE_PEM)) + || !TEST_true(SSL_check_private_key(s))) + return 0; + cert_cb_cnt++; + return 1; + } else if (cert_cb_cnt == 3) { + int rv; + + rootfile = test_mk_file_path(certsdir, "rootcert.pem"); + ecdsacert = test_mk_file_path(certsdir, "server-ecdsa-cert.pem"); + ecdsakey = test_mk_file_path(certsdir, "server-ecdsa-key.pem"); + if (!TEST_ptr(rootfile) || !TEST_ptr(ecdsacert) || !TEST_ptr(ecdsakey)) + goto out; + chain = sk_X509_new_null(); + if (!TEST_ptr(chain)) + goto out; + if (!TEST_ptr(in = BIO_new(BIO_s_file())) + || !TEST_int_ge(BIO_read_filename(in, rootfile), 0) + || !TEST_ptr(rootx = PEM_read_bio_X509(in, NULL, NULL, NULL)) + || !TEST_true(sk_X509_push(chain, rootx))) + goto out; + rootx = NULL; + BIO_free(in); + if (!TEST_ptr(in = BIO_new(BIO_s_file())) + || !TEST_int_ge(BIO_read_filename(in, ecdsacert), 0) + || !TEST_ptr(x509 = PEM_read_bio_X509(in, NULL, NULL, NULL))) + goto out; + BIO_free(in); + if (!TEST_ptr(in = BIO_new(BIO_s_file())) + || !TEST_int_ge(BIO_read_filename(in, ecdsakey), 0) + || !TEST_ptr(pkey = PEM_read_bio_PrivateKey(in, NULL, NULL, NULL))) + goto out; + rv = SSL_check_chain(s, x509, pkey, chain); + /* + * If the cert doesn't show as valid here (e.g., because we don't + * have any shared sigalgs), then we will not set it, and there will + * be no certificate at all on the SSL or SSL_CTX. This, in turn, + * will cause tls_choose_sigalgs() to fail the connection. + */ + if ((rv & (CERT_PKEY_VALID | CERT_PKEY_CA_SIGNATURE)) + == (CERT_PKEY_VALID | CERT_PKEY_CA_SIGNATURE)) { + if (!SSL_use_cert_and_key(s, x509, pkey, NULL, 1)) + goto out; + } + + ret = 1; + } + + /* Abort the handshake */ + out: + OPENSSL_free(ecdsacert); + OPENSSL_free(ecdsakey); + OPENSSL_free(rootfile); + BIO_free(in); + EVP_PKEY_free(pkey); + X509_free(x509); + X509_free(rootx); + sk_X509_pop_free(chain, X509_free); + return ret; +} + +/* + * Test the certificate callback. + * Test 0: Callback fails + * Test 1: Success - no SSL_set_SSL_CTX() in the callback + * Test 2: Success - SSL_set_SSL_CTX() in the callback + * Test 3: Success - Call SSL_check_chain from the callback + * Test 4: Failure - SSL_check_chain fails from callback due to bad cert in the + * chain + * Test 5: Failure - SSL_check_chain fails from callback due to bad ee cert + */ +static int test_cert_cb_int(int prot, int tst) +{ + SSL_CTX *cctx = NULL, *sctx = NULL, *snictx = NULL; + SSL *clientssl = NULL, *serverssl = NULL; + int testresult = 0, ret; + +#ifdef OPENSSL_NO_EC + /* We use an EC cert in these tests, so we skip in a no-ec build */ + if (tst >= 3) + return 1; +#endif + + if (!TEST_true(create_ssl_ctx_pair(TLS_server_method(), + TLS_client_method(), + TLS1_VERSION, + prot, + &sctx, &cctx, NULL, NULL))) + goto end; + + if (tst == 0) + cert_cb_cnt = -1; + else if (tst >= 3) + cert_cb_cnt = 3; + else + cert_cb_cnt = 0; + + if (tst == 2) + snictx = SSL_CTX_new(TLS_server_method()); + SSL_CTX_set_cert_cb(sctx, cert_cb, snictx); + + if (!TEST_true(create_ssl_objects(sctx, cctx, &serverssl, &clientssl, + NULL, NULL))) + goto end; + + if (tst == 4) { + /* + * We cause SSL_check_chain() to fail by specifying sig_algs that + * the chain doesn't meet (the root uses an RSA cert) + */ + if (!TEST_true(SSL_set1_sigalgs_list(clientssl, + "ecdsa_secp256r1_sha256"))) + goto end; + } else if (tst == 5) { + /* + * We cause SSL_check_chain() to fail by specifying sig_algs that + * the ee cert doesn't meet (the ee uses an ECDSA cert) + */ + if (!TEST_true(SSL_set1_sigalgs_list(clientssl, + "rsa_pss_rsae_sha256:rsa_pkcs1_sha256"))) + goto end; + } + + ret = create_ssl_connection(serverssl, clientssl, SSL_ERROR_NONE); + if (!TEST_true(tst == 0 || tst == 4 || tst == 5 ? !ret : ret) + || (tst > 0 + && !TEST_int_eq((cert_cb_cnt - 2) * (cert_cb_cnt - 3), 0))) { + goto end; + } + + testresult = 1; + + end: + SSL_free(serverssl); + SSL_free(clientssl); + SSL_CTX_free(sctx); + SSL_CTX_free(cctx); + SSL_CTX_free(snictx); + + return testresult; +} +#endif + +static int test_cert_cb(int tst) +{ + int testresult = 1; + +#ifndef OPENSSL_NO_TLS1_2 + testresult &= test_cert_cb_int(TLS1_2_VERSION, tst); +#endif +#ifndef OPENSSL_NO_TLS1_3 + testresult &= test_cert_cb_int(TLS1_3_VERSION, tst); +#endif + + return testresult; +} + +static int client_cert_cb(SSL *ssl, X509 **x509, EVP_PKEY **pkey) +{ + X509 *xcert, *peer; + EVP_PKEY *privpkey; + BIO *in = NULL; + + /* Check that SSL_get_peer_certificate() returns something sensible */ + peer = SSL_get_peer_certificate(ssl); + if (!TEST_ptr(peer)) + return 0; + X509_free(peer); + + in = BIO_new_file(cert, "r"); + if (!TEST_ptr(in)) + return 0; + + xcert = PEM_read_bio_X509(in, NULL, NULL, NULL); + BIO_free(in); + if (!TEST_ptr(xcert)) + return 0; + + in = BIO_new_file(privkey, "r"); + if (!TEST_ptr(in)) { + X509_free(xcert); + return 0; + } + + privpkey = PEM_read_bio_PrivateKey(in, NULL, NULL, NULL); + BIO_free(in); + if (!TEST_ptr(privpkey)) { + X509_free(xcert); + return 0; + } + + *x509 = xcert; + *pkey = privpkey; + + return 1; +} + +static int verify_cb(int preverify_ok, X509_STORE_CTX *x509_ctx) +{ + return 1; +} + +static int test_client_cert_cb(int tst) +{ + SSL_CTX *cctx = NULL, *sctx = NULL; + SSL *clientssl = NULL, *serverssl = NULL; + int testresult = 0; + +#ifdef OPENSSL_NO_TLS1_2 + if (tst == 0) + return 1; +#endif +#ifdef OPENSSL_NO_TLS1_3 + if (tst == 1) + return 1; +#endif + + if (!TEST_true(create_ssl_ctx_pair(TLS_server_method(), + TLS_client_method(), + TLS1_VERSION, + tst == 0 ? TLS1_2_VERSION + : TLS1_3_VERSION, + &sctx, &cctx, cert, privkey))) + goto end; + + /* + * Test that setting a client_cert_cb results in a client certificate being + * sent. + */ + SSL_CTX_set_client_cert_cb(cctx, client_cert_cb); + SSL_CTX_set_verify(sctx, + SSL_VERIFY_PEER | SSL_VERIFY_FAIL_IF_NO_PEER_CERT, + verify_cb); + + if (!TEST_true(create_ssl_objects(sctx, cctx, &serverssl, &clientssl, + NULL, NULL)) + || !TEST_true(create_ssl_connection(serverssl, clientssl, + SSL_ERROR_NONE))) + goto end; + + testresult = 1; + + end: + SSL_free(serverssl); + SSL_free(clientssl); + SSL_CTX_free(sctx); + SSL_CTX_free(cctx); + + return testresult; +} + +#if !defined(OPENSSL_NO_TLS1_2) || !defined(OPENSSL_NO_TLS1_3) +/* + * Test setting certificate authorities on both client and server. + * + * Test 0: SSL_CTX_set0_CA_list() only + * Test 1: Both SSL_CTX_set0_CA_list() and SSL_CTX_set_client_CA_list() + * Test 2: Only SSL_CTX_set_client_CA_list() + */ +static int test_ca_names_int(int prot, int tst) +{ + SSL_CTX *cctx = NULL, *sctx = NULL; + SSL *clientssl = NULL, *serverssl = NULL; + int testresult = 0; + size_t i; + X509_NAME *name[] = { NULL, NULL, NULL, NULL }; + char *strnames[] = { "Jack", "Jill", "John", "Joanne" }; + STACK_OF(X509_NAME) *sk1 = NULL, *sk2 = NULL; + const STACK_OF(X509_NAME) *sktmp = NULL; + + for (i = 0; i < OSSL_NELEM(name); i++) { + name[i] = X509_NAME_new(); + if (!TEST_ptr(name[i]) + || !TEST_true(X509_NAME_add_entry_by_txt(name[i], "CN", + MBSTRING_ASC, + (unsigned char *) + strnames[i], + -1, -1, 0))) + goto end; + } + + if (!TEST_true(create_ssl_ctx_pair(TLS_server_method(), + TLS_client_method(), + TLS1_VERSION, + prot, + &sctx, &cctx, cert, privkey))) + goto end; + + SSL_CTX_set_verify(sctx, SSL_VERIFY_PEER, NULL); + + if (tst == 0 || tst == 1) { + if (!TEST_ptr(sk1 = sk_X509_NAME_new_null()) + || !TEST_true(sk_X509_NAME_push(sk1, X509_NAME_dup(name[0]))) + || !TEST_true(sk_X509_NAME_push(sk1, X509_NAME_dup(name[1]))) + || !TEST_ptr(sk2 = sk_X509_NAME_new_null()) + || !TEST_true(sk_X509_NAME_push(sk2, X509_NAME_dup(name[0]))) + || !TEST_true(sk_X509_NAME_push(sk2, X509_NAME_dup(name[1])))) + goto end; + + SSL_CTX_set0_CA_list(sctx, sk1); + SSL_CTX_set0_CA_list(cctx, sk2); + sk1 = sk2 = NULL; + } + if (tst == 1 || tst == 2) { + if (!TEST_ptr(sk1 = sk_X509_NAME_new_null()) + || !TEST_true(sk_X509_NAME_push(sk1, X509_NAME_dup(name[2]))) + || !TEST_true(sk_X509_NAME_push(sk1, X509_NAME_dup(name[3]))) + || !TEST_ptr(sk2 = sk_X509_NAME_new_null()) + || !TEST_true(sk_X509_NAME_push(sk2, X509_NAME_dup(name[2]))) + || !TEST_true(sk_X509_NAME_push(sk2, X509_NAME_dup(name[3])))) + goto end; + + SSL_CTX_set_client_CA_list(sctx, sk1); + SSL_CTX_set_client_CA_list(cctx, sk2); + sk1 = sk2 = NULL; + } + + if (!TEST_true(create_ssl_objects(sctx, cctx, &serverssl, &clientssl, + NULL, NULL)) + || !TEST_true(create_ssl_connection(serverssl, clientssl, + SSL_ERROR_NONE))) + goto end; + + /* + * We only expect certificate authorities to have been sent to the server + * if we are using TLSv1.3 and SSL_set0_CA_list() was used + */ + sktmp = SSL_get0_peer_CA_list(serverssl); + if (prot == TLS1_3_VERSION + && (tst == 0 || tst == 1)) { + if (!TEST_ptr(sktmp) + || !TEST_int_eq(sk_X509_NAME_num(sktmp), 2) + || !TEST_int_eq(X509_NAME_cmp(sk_X509_NAME_value(sktmp, 0), + name[0]), 0) + || !TEST_int_eq(X509_NAME_cmp(sk_X509_NAME_value(sktmp, 1), + name[1]), 0)) + goto end; + } else if (!TEST_ptr_null(sktmp)) { + goto end; + } + + /* + * In all tests we expect certificate authorities to have been sent to the + * client. However, SSL_set_client_CA_list() should override + * SSL_set0_CA_list() + */ + sktmp = SSL_get0_peer_CA_list(clientssl); + if (!TEST_ptr(sktmp) + || !TEST_int_eq(sk_X509_NAME_num(sktmp), 2) + || !TEST_int_eq(X509_NAME_cmp(sk_X509_NAME_value(sktmp, 0), + name[tst == 0 ? 0 : 2]), 0) + || !TEST_int_eq(X509_NAME_cmp(sk_X509_NAME_value(sktmp, 1), + name[tst == 0 ? 1 : 3]), 0)) + goto end; + + testresult = 1; + + end: + SSL_free(serverssl); + SSL_free(clientssl); + SSL_CTX_free(sctx); + SSL_CTX_free(cctx); + for (i = 0; i < OSSL_NELEM(name); i++) + X509_NAME_free(name[i]); + sk_X509_NAME_pop_free(sk1, X509_NAME_free); + sk_X509_NAME_pop_free(sk2, X509_NAME_free); + + return testresult; +} +#endif + +static int test_ca_names(int tst) +{ + int testresult = 1; + +#ifndef OPENSSL_NO_TLS1_2 + testresult &= test_ca_names_int(TLS1_2_VERSION, tst); +#endif +#ifndef OPENSSL_NO_TLS1_3 + testresult &= test_ca_names_int(TLS1_3_VERSION, tst); +#endif + + return testresult; +} + +/* + * Test 0: Client sets servername and server acknowledges it (TLSv1.2) + * Test 1: Client sets servername and server does not acknowledge it (TLSv1.2) + * Test 2: Client sets inconsistent servername on resumption (TLSv1.2) + * Test 3: Client does not set servername on initial handshake (TLSv1.2) + * Test 4: Client does not set servername on resumption handshake (TLSv1.2) + * Test 5: Client sets servername and server acknowledges it (TLSv1.3) + * Test 6: Client sets servername and server does not acknowledge it (TLSv1.3) + * Test 7: Client sets inconsistent servername on resumption (TLSv1.3) + * Test 8: Client does not set servername on initial handshake(TLSv1.3) + * Test 9: Client does not set servername on resumption handshake (TLSv1.3) + */ +static int test_servername(int tst) +{ + SSL_CTX *cctx = NULL, *sctx = NULL; + SSL *clientssl = NULL, *serverssl = NULL; + int testresult = 0; + SSL_SESSION *sess = NULL; + const char *sexpectedhost = NULL, *cexpectedhost = NULL; + +#ifdef OPENSSL_NO_TLS1_2 + if (tst <= 4) + return 1; +#endif +#ifdef OPENSSL_NO_TLS1_3 + if (tst >= 5) + return 1; +#endif + + if (!TEST_true(create_ssl_ctx_pair(TLS_server_method(), + TLS_client_method(), + TLS1_VERSION, + (tst <= 4) ? TLS1_2_VERSION + : TLS1_3_VERSION, + &sctx, &cctx, cert, privkey)) + || !TEST_true(create_ssl_objects(sctx, cctx, &serverssl, &clientssl, + NULL, NULL))) + goto end; + + if (tst != 1 && tst != 6) { + if (!TEST_true(SSL_CTX_set_tlsext_servername_callback(sctx, + hostname_cb))) + goto end; + } + + if (tst != 3 && tst != 8) { + if (!TEST_true(SSL_set_tlsext_host_name(clientssl, "goodhost"))) + goto end; + sexpectedhost = cexpectedhost = "goodhost"; + } + + if (!TEST_true(create_ssl_connection(serverssl, clientssl, SSL_ERROR_NONE))) + goto end; + + if (!TEST_str_eq(SSL_get_servername(clientssl, TLSEXT_NAMETYPE_host_name), + cexpectedhost) + || !TEST_str_eq(SSL_get_servername(serverssl, + TLSEXT_NAMETYPE_host_name), + sexpectedhost)) + goto end; + + /* Now repeat with a resumption handshake */ + + if (!TEST_int_eq(SSL_shutdown(clientssl), 0) + || !TEST_ptr_ne(sess = SSL_get1_session(clientssl), NULL) + || !TEST_true(SSL_SESSION_is_resumable(sess)) + || !TEST_int_eq(SSL_shutdown(serverssl), 0)) + goto end; + + SSL_free(clientssl); + SSL_free(serverssl); + clientssl = serverssl = NULL; + + if (!TEST_true(create_ssl_objects(sctx, cctx, &serverssl, &clientssl, NULL, + NULL))) + goto end; + + if (!TEST_true(SSL_set_session(clientssl, sess))) + goto end; + + sexpectedhost = cexpectedhost = "goodhost"; + if (tst == 2 || tst == 7) { + /* Set an inconsistent hostname */ + if (!TEST_true(SSL_set_tlsext_host_name(clientssl, "altgoodhost"))) + goto end; + /* + * In TLSv1.2 we expect the hostname from the original handshake, in + * TLSv1.3 we expect the hostname from this handshake + */ + if (tst == 7) + sexpectedhost = cexpectedhost = "altgoodhost"; + + if (!TEST_str_eq(SSL_get_servername(clientssl, + TLSEXT_NAMETYPE_host_name), + "altgoodhost")) + goto end; + } else if (tst == 4 || tst == 9) { + /* + * A TLSv1.3 session does not associate a session with a servername, + * but a TLSv1.2 session does. + */ + if (tst == 9) + sexpectedhost = cexpectedhost = NULL; + + if (!TEST_str_eq(SSL_get_servername(clientssl, + TLSEXT_NAMETYPE_host_name), + cexpectedhost)) + goto end; + } else { + if (!TEST_true(SSL_set_tlsext_host_name(clientssl, "goodhost"))) + goto end; + /* + * In a TLSv1.2 resumption where the hostname was not acknowledged + * we expect the hostname on the server to be empty. On the client we + * return what was requested in this case. + * + * Similarly if the client didn't set a hostname on an original TLSv1.2 + * session but is now, the server hostname will be empty, but the client + * is as we set it. + */ + if (tst == 1 || tst == 3) + sexpectedhost = NULL; + + if (!TEST_str_eq(SSL_get_servername(clientssl, + TLSEXT_NAMETYPE_host_name), + "goodhost")) + goto end; + } + + if (!TEST_true(create_ssl_connection(serverssl, clientssl, SSL_ERROR_NONE))) + goto end; + + if (!TEST_true(SSL_session_reused(clientssl)) + || !TEST_true(SSL_session_reused(serverssl)) + || !TEST_str_eq(SSL_get_servername(clientssl, + TLSEXT_NAMETYPE_host_name), + cexpectedhost) + || !TEST_str_eq(SSL_get_servername(serverssl, + TLSEXT_NAMETYPE_host_name), + sexpectedhost)) + goto end; + + testresult = 1; + + end: + SSL_SESSION_free(sess); + SSL_free(serverssl); + SSL_free(clientssl); + SSL_CTX_free(sctx); + SSL_CTX_free(cctx); + + return testresult; +} + +int setup_tests(void) +{ + if (!TEST_ptr(certsdir = test_get_argument(0)) + || !TEST_ptr(srpvfile = test_get_argument(1)) + || !TEST_ptr(tmpfilename = test_get_argument(2))) + return 0; + + if (getenv("OPENSSL_TEST_GETCOUNTS") != NULL) { +#ifdef OPENSSL_NO_CRYPTO_MDEBUG + TEST_error("not supported in this build"); + return 0; +#else + int i, mcount, rcount, fcount; + + for (i = 0; i < 4; i++) + test_export_key_mat(i); + CRYPTO_get_alloc_counts(&mcount, &rcount, &fcount); + test_printf_stdout("malloc %d realloc %d free %d\n", + mcount, rcount, fcount); + return 1; +#endif + } + + cert = test_mk_file_path(certsdir, "servercert.pem"); + if (cert == NULL) + return 0; + + privkey = test_mk_file_path(certsdir, "serverkey.pem"); + if (privkey == NULL) { + OPENSSL_free(cert); + return 0; + } + + ADD_TEST(test_large_message_tls); + ADD_TEST(test_large_message_tls_read_ahead); +#ifndef OPENSSL_NO_DTLS + ADD_TEST(test_large_message_dtls); +#endif +#ifndef OPENSSL_NO_OCSP + ADD_TEST(test_tlsext_status_type); +#endif + ADD_TEST(test_session_with_only_int_cache); + ADD_TEST(test_session_with_only_ext_cache); + ADD_TEST(test_session_with_both_cache); +#ifndef OPENSSL_NO_TLS1_3 + ADD_ALL_TESTS(test_stateful_tickets, 3); + ADD_ALL_TESTS(test_stateless_tickets, 3); + ADD_TEST(test_psk_tickets); +#endif + ADD_ALL_TESTS(test_ssl_set_bio, TOTAL_SSL_SET_BIO_TESTS); + ADD_TEST(test_ssl_bio_pop_next_bio); + ADD_TEST(test_ssl_bio_pop_ssl_bio); + ADD_TEST(test_ssl_bio_change_rbio); + ADD_TEST(test_ssl_bio_change_wbio); +#if !defined(OPENSSL_NO_TLS1_2) || defined(OPENSSL_NO_TLS1_3) + ADD_ALL_TESTS(test_set_sigalgs, OSSL_NELEM(testsigalgs) * 2); + ADD_TEST(test_keylog); +#endif +#ifndef OPENSSL_NO_TLS1_3 + ADD_TEST(test_keylog_no_master_key); +#endif +#ifndef OPENSSL_NO_TLS1_2 + ADD_TEST(test_client_hello_cb); + ADD_TEST(test_ccs_change_cipher); +#endif +#ifndef OPENSSL_NO_TLS1_3 + ADD_ALL_TESTS(test_early_data_read_write, 3); + /* + * We don't do replay tests for external PSK. Replay protection isn't used + * in that scenario. + */ + ADD_ALL_TESTS(test_early_data_replay, 2); + ADD_ALL_TESTS(test_early_data_skip, 3); + ADD_ALL_TESTS(test_early_data_skip_hrr, 3); + ADD_ALL_TESTS(test_early_data_skip_hrr_fail, 3); + ADD_ALL_TESTS(test_early_data_skip_abort, 3); + ADD_ALL_TESTS(test_early_data_not_sent, 3); + ADD_ALL_TESTS(test_early_data_psk, 8); + ADD_ALL_TESTS(test_early_data_not_expected, 3); +# ifndef OPENSSL_NO_TLS1_2 + ADD_ALL_TESTS(test_early_data_tls1_2, 3); +# endif +#endif +#ifndef OPENSSL_NO_TLS1_3 + ADD_ALL_TESTS(test_set_ciphersuite, 10); + ADD_TEST(test_ciphersuite_change); + ADD_ALL_TESTS(test_tls13_ciphersuite, 4); +#ifdef OPENSSL_NO_PSK + ADD_ALL_TESTS(test_tls13_psk, 1); +#else + ADD_ALL_TESTS(test_tls13_psk, 4); +#endif /* OPENSSL_NO_PSK */ + ADD_ALL_TESTS(test_custom_exts, 5); + ADD_TEST(test_stateless); + ADD_TEST(test_pha_key_update); +#else + ADD_ALL_TESTS(test_custom_exts, 3); +#endif + ADD_ALL_TESTS(test_serverinfo, 8); + ADD_ALL_TESTS(test_export_key_mat, 6); +#ifndef OPENSSL_NO_TLS1_3 + ADD_ALL_TESTS(test_export_key_mat_early, 3); + ADD_TEST(test_key_update); + ADD_ALL_TESTS(test_key_update_in_write, 2); +#endif + ADD_ALL_TESTS(test_ssl_clear, 2); + ADD_ALL_TESTS(test_max_fragment_len_ext, OSSL_NELEM(max_fragment_len_test)); +#if !defined(OPENSSL_NO_SRP) && !defined(OPENSSL_NO_TLS1_2) + ADD_ALL_TESTS(test_srp, 6); +#endif + ADD_ALL_TESTS(test_info_callback, 6); + ADD_ALL_TESTS(test_ssl_pending, 2); + ADD_ALL_TESTS(test_ssl_get_shared_ciphers, OSSL_NELEM(shared_ciphers_data)); + ADD_ALL_TESTS(test_ticket_callbacks, 12); + ADD_ALL_TESTS(test_shutdown, 7); + ADD_ALL_TESTS(test_cert_cb, 6); + ADD_ALL_TESTS(test_client_cert_cb, 2); + ADD_ALL_TESTS(test_ca_names, 3); + ADD_ALL_TESTS(test_servername, 10); + return 1; +} + +void cleanup_tests(void) +{ + OPENSSL_free(cert); + OPENSSL_free(privkey); + bio_s_mempacket_test_free(); + bio_s_always_retry_free(); +} |