diff options
Diffstat (limited to 'roms/edk2/CryptoPkg/Library/OpensslLib/openssl/test/d2i_test.c')
| -rw-r--r-- | roms/edk2/CryptoPkg/Library/OpensslLib/openssl/test/d2i_test.c | 164 |
1 files changed, 164 insertions, 0 deletions
diff --git a/roms/edk2/CryptoPkg/Library/OpensslLib/openssl/test/d2i_test.c b/roms/edk2/CryptoPkg/Library/OpensslLib/openssl/test/d2i_test.c new file mode 100644 index 000000000..afea2dcb9 --- /dev/null +++ b/roms/edk2/CryptoPkg/Library/OpensslLib/openssl/test/d2i_test.c @@ -0,0 +1,164 @@ +/* + * Copyright 2016-2017 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 + */ + +/* Regression tests for ASN.1 parsing bugs. */ + +#include <stdio.h> +#include <string.h> + +#include "testutil.h" + +#include <openssl/asn1.h> +#include <openssl/asn1t.h> +#include <openssl/bio.h> +#include <openssl/err.h> +#include <openssl/x509.h> +#include <openssl/x509v3.h> +#include "internal/nelem.h" + +static const ASN1_ITEM *item_type; +static const char *test_file; + +typedef enum { + ASN1_UNKNOWN, + ASN1_OK, + ASN1_BIO, + ASN1_DECODE, + ASN1_ENCODE, + ASN1_COMPARE +} expected_error_t; + +typedef struct { + const char *str; + expected_error_t code; +} error_enum; + +static expected_error_t expected_error = ASN1_UNKNOWN; + +static int test_bad_asn1(void) +{ + BIO *bio = NULL; + ASN1_VALUE *value = NULL; + int ret = 0; + unsigned char buf[2048]; + const unsigned char *buf_ptr = buf; + unsigned char *der = NULL; + int derlen; + int len; + + bio = BIO_new_file(test_file, "r"); + if (!TEST_ptr(bio)) + return 0; + + if (expected_error == ASN1_BIO) { + if (TEST_ptr_null(ASN1_item_d2i_bio(item_type, bio, NULL))) + ret = 1; + goto err; + } + + /* + * Unless we are testing it we don't use ASN1_item_d2i_bio because it + * performs sanity checks on the input and can reject it before the + * decoder is called. + */ + len = BIO_read(bio, buf, sizeof(buf)); + if (!TEST_int_ge(len, 0)) + goto err; + + value = ASN1_item_d2i(NULL, &buf_ptr, len, item_type); + if (value == NULL) { + if (TEST_int_eq(expected_error, ASN1_DECODE)) + ret = 1; + goto err; + } + + derlen = ASN1_item_i2d(value, &der, item_type); + + if (der == NULL || derlen < 0) { + if (TEST_int_eq(expected_error, ASN1_ENCODE)) + ret = 1; + goto err; + } + + if (derlen != len || memcmp(der, buf, derlen) != 0) { + if (TEST_int_eq(expected_error, ASN1_COMPARE)) + ret = 1; + goto err; + } + + if (TEST_int_eq(expected_error, ASN1_OK)) + ret = 1; + + err: + /* Don't indicate success for memory allocation errors */ + if (ret == 1 + && !TEST_false(ERR_GET_REASON(ERR_peek_error()) == ERR_R_MALLOC_FAILURE)) + ret = 0; + BIO_free(bio); + OPENSSL_free(der); + ASN1_item_free(value, item_type); + return ret; +} + +/* + * Usage: d2i_test <name> <type> <file>, e.g. + * d2i_test generalname bad_generalname.der + */ +int setup_tests(void) +{ + const char *test_type_name; + const char *expected_error_string; + + size_t i; + + static error_enum expected_errors[] = { + {"OK", ASN1_OK}, + {"BIO", ASN1_BIO}, + {"decode", ASN1_DECODE}, + {"encode", ASN1_ENCODE}, + {"compare", ASN1_COMPARE} + }; + + if (!TEST_ptr(test_type_name = test_get_argument(0)) + || !TEST_ptr(expected_error_string = test_get_argument(1)) + || !TEST_ptr(test_file = test_get_argument(2))) { + TEST_note("Usage: d2i_test item_name expected_error file.der"); + return 0; + } + + item_type = ASN1_ITEM_lookup(test_type_name); + + if (item_type == NULL) { + TEST_error("Unknown type %s", test_type_name); + TEST_note("Supported types:"); + for (i = 0;; i++) { + const ASN1_ITEM *it = ASN1_ITEM_get(i); + + if (it == NULL) + break; + TEST_note("\t%s", it->sname); + } + return 0; + } + + for (i = 0; i < OSSL_NELEM(expected_errors); i++) { + if (strcmp(expected_errors[i].str, expected_error_string) == 0) { + expected_error = expected_errors[i].code; + break; + } + } + + if (expected_error == ASN1_UNKNOWN) { + TEST_error("Unknown expected error %s\n", expected_error_string); + return 0; + } + + ADD_TEST(test_bad_asn1); + return 1; +} |