| /********************************************************************************/ |
| /* */ |
| /* 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); |
| } |
