diff options
Diffstat (limited to 'roms/skiboot/libstb/tss2/ibmtpm20tss/utils/getcommandauditdigest.c')
| -rw-r--r-- | roms/skiboot/libstb/tss2/ibmtpm20tss/utils/getcommandauditdigest.c | 395 |
1 files changed, 395 insertions, 0 deletions
diff --git a/roms/skiboot/libstb/tss2/ibmtpm20tss/utils/getcommandauditdigest.c b/roms/skiboot/libstb/tss2/ibmtpm20tss/utils/getcommandauditdigest.c new file mode 100644 index 000000000..a2197852d --- /dev/null +++ b/roms/skiboot/libstb/tss2/ibmtpm20tss/utils/getcommandauditdigest.c @@ -0,0 +1,395 @@ +/********************************************************************************/ +/* */ +/* GetCommandAuditDigest */ +/* Written by Ken Goldman */ +/* IBM Thomas J. Watson Research Center */ +/* */ +/* (c) Copyright IBM Corporation 2015 - 2020. */ +/* */ +/* All rights reserved. */ +/* */ +/* Redistribution and use in source and binary forms, with or without */ +/* modification, are permitted provided that the following conditions are */ +/* met: */ +/* */ +/* Redistributions of source code must retain the above copyright notice, */ +/* this list of conditions and the following disclaimer. */ +/* */ +/* Redistributions in binary form must reproduce the above copyright */ +/* notice, this list of conditions and the following disclaimer in the */ +/* documentation and/or other materials provided with the distribution. */ +/* */ +/* Neither the names of the IBM Corporation nor the names of its */ +/* contributors may be used to endorse or promote products derived from */ +/* this software without specific prior written permission. */ +/* */ +/* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS */ +/* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT */ +/* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR */ +/* A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT */ +/* HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, */ +/* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT */ +/* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, */ +/* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY */ +/* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT */ +/* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE */ +/* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. */ +/********************************************************************************/ + +/* + +*/ + +#include <stdio.h> +#include <stdlib.h> +#include <string.h> +#include <stdint.h> + +#include <ibmtss/tss.h> +#include <ibmtss/tssutils.h> +#include <ibmtss/tssresponsecode.h> +#include <ibmtss/tssmarshal.h> +#include <ibmtss/Unmarshal_fp.h> + +static void printUsage(void); + +extern int tssUtilsVerbose; + +int main(int argc, char *argv[]) +{ + TPM_RC rc = 0; + int i; /* argc iterator */ + TSS_CONTEXT *tssContext = NULL; + GetCommandAuditDigest_In in; + GetCommandAuditDigest_Out out; + const char *privacyAdminPassword = NULL; + TPMI_DH_OBJECT signHandle = 0; + const char *signPassword = NULL; + TPMI_ALG_HASH halg = TPM_ALG_SHA256; + const char *signatureFilename = NULL; + const char *attestInfoFilename = NULL; + const char *qualifyingDataFilename = NULL; + TPM_ALG_ID sigAlg = TPM_ALG_RSA; + TPMS_ATTEST tpmsAttest; + TPMI_SH_AUTH_SESSION sessionHandle0 = TPM_RS_PW; + unsigned int sessionAttributes0 = 0; + TPMI_SH_AUTH_SESSION sessionHandle1 = TPM_RS_PW; + unsigned int sessionAttributes1 = 0; + TPMI_SH_AUTH_SESSION sessionHandle2 = TPM_RH_NULL; + unsigned int sessionAttributes2 = 0; + + setvbuf(stdout, 0, _IONBF, 0); /* output may be going through pipe to log file */ + TSS_SetProperty(NULL, TPM_TRACE_LEVEL, "1"); + tssUtilsVerbose = FALSE; + + /* command line argument defaults */ + for (i=1 ; (i<argc) && (rc == 0) ; i++) { + if (strcmp(argv[i],"-pwde") == 0) { + i++; + if (i < argc) { + privacyAdminPassword = argv[i]; + } + else { + printf("-pwde option needs a value\n"); + printUsage(); + } + } + else if (strcmp(argv[i],"-hk") == 0) { + i++; + if (i < argc) { + sscanf(argv[i],"%x",&signHandle); + } + else { + printf("Missing parameter for -hk\n"); + printUsage(); + } + } + else if (strcmp(argv[i],"-pwdk") == 0) { + i++; + if (i < argc) { + signPassword = argv[i]; + } + else { + printf("-pwdk option needs a value\n"); + printUsage(); + } + } + else if (strcmp(argv[i],"-halg") == 0) { + i++; + if (i < argc) { + if (strcmp(argv[i],"sha1") == 0) { + halg = TPM_ALG_SHA1; + } + else if (strcmp(argv[i],"sha256") == 0) { + halg = TPM_ALG_SHA256; + } + else if (strcmp(argv[i],"sha384") == 0) { + halg = TPM_ALG_SHA384; + } + else if (strcmp(argv[i],"sha512") == 0) { + halg = TPM_ALG_SHA512; + } + else { + printf("Bad parameter %s for -halg\n", argv[i]); + printUsage(); + } + } + else { + printf("-halg option needs a value\n"); + printUsage(); + } + } + else if (strcmp(argv[i],"-salg") == 0) { + i++; + if (i < argc) { + if (strcmp(argv[i],"rsa") == 0) { + sigAlg = TPM_ALG_RSA; + } + else if (strcmp(argv[i],"ecc") == 0) { + sigAlg = TPM_ALG_ECDSA; + } + else if (strcmp(argv[i],"hmac") == 0) { + sigAlg = TPM_ALG_HMAC; + } + else { + printf("Bad parameter %s for -salg\n", argv[i]); + printUsage(); + } + } + else { + printf("-salg option needs a value\n"); + printUsage(); + } + } + else if (strcmp(argv[i],"-os") == 0) { + i++; + if (i < argc) { + signatureFilename = argv[i]; + } + else { + printf("-os option needs a value\n"); + printUsage(); + } + } + else if (strcmp(argv[i],"-oa") == 0) { + i++; + if (i < argc) { + attestInfoFilename = argv[i]; + } + else { + printf("-oa option needs a value\n"); + printUsage(); + } + } + else if (strcmp(argv[i],"-qd") == 0) { + i++; + if (i < argc) { + qualifyingDataFilename = argv[i]; + } + else { + printf("-qd option needs a value\n"); + printUsage(); + } + } + else if (strcmp(argv[i],"-se0") == 0) { + i++; + if (i < argc) { + sscanf(argv[i],"%x", &sessionHandle0); + } + else { + printf("Missing parameter for -se0\n"); + printUsage(); + } + i++; + if (i < argc) { + sscanf(argv[i],"%x", &sessionAttributes0); + if (sessionAttributes0 > 0xff) { + printf("Out of range session attributes for -se0\n"); + printUsage(); + } + } + else { + printf("Missing parameter for -se0\n"); + printUsage(); + } + } + else if (strcmp(argv[i],"-se1") == 0) { + i++; + if (i < argc) { + sscanf(argv[i],"%x", &sessionHandle1); + } + else { + printf("Missing parameter for -se1\n"); + printUsage(); + } + i++; + if (i < argc) { + sscanf(argv[i],"%x", &sessionAttributes1); + if (sessionAttributes1 > 0xff) { + printf("Out of range session attributes for -se1\n"); + printUsage(); + } + } + else { + printf("Missing parameter for -se1\n"); + printUsage(); + } + } + else if (strcmp(argv[i],"-se2") == 0) { + i++; + if (i < argc) { + sscanf(argv[i],"%x", &sessionHandle2); + } + else { + printf("Missing parameter for -se2\n"); + printUsage(); + } + i++; + if (i < argc) { + sscanf(argv[i],"%x", &sessionAttributes2); + if (sessionAttributes2 > 0xff) { + printf("Out of range session attributes for -se2\n"); + printUsage(); + } + } + else { + printf("Missing parameter for -se2\n"); + printUsage(); + } + } + else if (strcmp(argv[i],"-h") == 0) { + printUsage(); + } + else if (strcmp(argv[i],"-v") == 0) { + tssUtilsVerbose = TRUE; + TSS_SetProperty(NULL, TPM_TRACE_LEVEL, "2"); + } + else { + printf("\n%s is not a valid option\n", argv[i]); + printUsage(); + } + } + if (signHandle == 0) { + printf("Missing sign handle parameter -hk\n"); + printUsage(); + } + if (rc == 0) { + /* Handle of key that authorized the audit */ + in.privacyHandle = TPM_RH_ENDORSEMENT; + in.signHandle = signHandle; + if (sigAlg == TPM_ALG_RSA) { + /* Table 145 - Definition of TPMT_SIG_SCHEME Structure */ + in.inScheme.scheme = TPM_ALG_RSASSA; + /* Table 144 - Definition of TPMU_SIG_SCHEME Union <IN/OUT, S> */ + /* Table 142 - Definition of {RSA} Types for RSA Signature Schemes */ + /* Table 135 - Definition of TPMS_SCHEME_HASH Structure */ + in.inScheme.details.rsassa.hashAlg = halg; + } + else if (sigAlg == TPM_ALG_ECDSA) { + in.inScheme.scheme = TPM_ALG_ECDSA; + in.inScheme.details.ecdsa.hashAlg = halg; + } + else { /* HMAC */ + in.inScheme.scheme = TPM_ALG_HMAC; + in.inScheme.details.hmac.hashAlg = halg; + } + } + /* data supplied by the caller */ + if (rc == 0) { + if (qualifyingDataFilename != NULL) { + rc = TSS_File_Read2B(&in.qualifyingData.b, + sizeof(in.qualifyingData.t.buffer), + qualifyingDataFilename); + } + else { + in.qualifyingData.t.size = 0; + } + } + /* Start a TSS context */ + if (rc == 0) { + rc = TSS_Create(&tssContext); + } + /* call TSS to execute the command */ + if (rc == 0) { + rc = TSS_Execute(tssContext, + (RESPONSE_PARAMETERS *)&out, + (COMMAND_PARAMETERS *)&in, + NULL, + TPM_CC_GetCommandAuditDigest, + sessionHandle0, privacyAdminPassword, sessionAttributes0, + sessionHandle1, signPassword, sessionAttributes1, + sessionHandle2, NULL, sessionAttributes2, + TPM_RH_NULL, NULL, 0); + } + { + TPM_RC rc1 = TSS_Delete(tssContext); + if (rc == 0) { + rc = rc1; + } + } + if (rc == 0) { + uint8_t *tmpBuffer = out.auditInfo.t.attestationData; + uint32_t tmpSize = out.auditInfo.t.size; + rc = TSS_TPMS_ATTEST_Unmarshalu(&tpmsAttest, &tmpBuffer, &tmpSize); + } + if (rc == 0) { + if (tssUtilsVerbose) TSS_TPMS_ATTEST_Print(&tpmsAttest, 0); + } + if (rc == 0) { + int match; + match = TSS_TPM2B_Compare(&in.qualifyingData.b, &tpmsAttest.extraData.b); + if (!match) { + printf("getcommandauditdigest: failed, extraData != qualifyingData\n"); + rc = EXIT_FAILURE; + } + } + if ((rc == 0) && (signatureFilename != NULL)) { + rc = TSS_File_WriteStructure(&out.signature, + (MarshalFunction_t)TSS_TPMT_SIGNATURE_Marshalu, + signatureFilename); + + + } + if ((rc == 0) && (attestInfoFilename != NULL)) { + rc = TSS_File_WriteBinaryFile(out.auditInfo.t.attestationData, + out.auditInfo.t.size, + attestInfoFilename); + } + if (rc == 0) { + if (tssUtilsVerbose) TSS_TPMT_SIGNATURE_Print(&out.signature, 0); + if (tssUtilsVerbose) printf("getcommandauditdigest: success\n"); + } + else { + const char *msg; + const char *submsg; + const char *num; + printf("getcommandauditdigest: failed, rc %08x\n", rc); + TSS_ResponseCode_toString(&msg, &submsg, &num, rc); + printf("%s%s%s\n", msg, submsg, num); + rc = EXIT_FAILURE; + } + return rc; +} + +static void printUsage(void) +{ + printf("\n"); + printf("getcommandauditdigest\n"); + printf("\n"); + printf("Runs TPM2_GetCommandAuditDigest\n"); + printf("\n"); + printf("\t[-pwde\tendorsement hierarchy password (default empty)]\n"); + printf("\t-hk\tsigning key handle\n"); + printf("\t[-pwdk\tpassword for key (default empty)]\n"); + printf("\t[-halg\t(sha1, sha256, sha384, sha512) (default sha256)]\n"); + printf("\t[-salg\tsignature algorithm (rsa, ecc, hmac) (default rsa)]\n"); + printf("\t[-qd\tqualifying data file name]\n"); + printf("\t[-os\tsignature file name (default do not save)]\n"); + printf("\t[-oa\tattestation output file name (default do not save)]\n"); + printf("\n"); + printf("\t-se[0-2] session handle / attributes (default PWAP)\n"); + printf("\t01\tcontinue\n"); + printf("\t20\tcommand decrypt\n"); + printf("\t40\tresponse encrypt\n"); + exit(1); +} |