| /********************************************************************************/ |
| /* */ |
| /* PCR_Allocate */ |
| /* Written by Ken Goldman */ |
| /* IBM Thomas J. Watson Research Center */ |
| /* */ |
| /* (c) Copyright IBM Corporation 2015 - 2019. */ |
| /* */ |
| /* 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> |
| |
| static void setPcrSelect(TPMS_PCR_SELECTION *pcrSelections, |
| TPM_ALG_ID hashAlg, |
| uint8_t select); |
| 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; |
| PCR_Allocate_In in; |
| PCR_Allocate_Out out; |
| const char *platformPassword = NULL; |
| TPMI_SH_AUTH_SESSION sessionHandle0 = TPM_RS_PW; |
| unsigned int sessionAttributes0 = 0; |
| TPMI_SH_AUTH_SESSION sessionHandle1 = TPM_RH_NULL; |
| unsigned int sessionAttributes1 = 0; |
| TPMI_SH_AUTH_SESSION sessionHandle2 = TPM_RH_NULL; |
| unsigned int sessionAttributes2 = 0; |
| unsigned int bankNumber = 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],"-pwdp") == 0) { |
| i++; |
| if (i < argc) { |
| platformPassword = argv[i]; |
| } |
| else { |
| printf("-pwdp option needs a value\n"); |
| printUsage(); |
| } |
| } |
| else if (strcmp(argv[i],"-sha1") == 0) { |
| if (bankNumber < HASH_COUNT) { |
| setPcrSelect(&in.pcrAllocation.pcrSelections[bankNumber], |
| TPM_ALG_SHA1, 0x00); |
| bankNumber++; |
| } |
| else { |
| printf("%u banks specified, TSS supports %u banks\n", |
| bankNumber+1, HASH_COUNT); |
| printUsage(); |
| } |
| } |
| else if (strcmp(argv[i],"+sha1") == 0) { |
| if (bankNumber < HASH_COUNT) { |
| setPcrSelect(&in.pcrAllocation.pcrSelections[bankNumber], |
| TPM_ALG_SHA1, 0xff); |
| bankNumber++; |
| } |
| else { |
| printf("%u banks specified, TSS supports %u banks\n", |
| bankNumber+1, HASH_COUNT); |
| printUsage(); |
| } |
| } |
| else if (strcmp(argv[i],"-sha256") == 0) { |
| if (bankNumber < HASH_COUNT) { |
| setPcrSelect(&in.pcrAllocation.pcrSelections[bankNumber], |
| TPM_ALG_SHA256, 0x00); |
| bankNumber++; |
| } |
| else { |
| printf("%u banks specified, TSS supports %u banks\n", |
| bankNumber+1, HASH_COUNT); |
| printUsage(); |
| } |
| } |
| else if (strcmp(argv[i],"+sha256") == 0) { |
| if (bankNumber < HASH_COUNT) { |
| setPcrSelect(&in.pcrAllocation.pcrSelections[bankNumber], |
| TPM_ALG_SHA256, 0xff); |
| bankNumber++; |
| } |
| else { |
| printf("%u banks specified, TSS supports %u banks\n", |
| bankNumber+1, HASH_COUNT); |
| printUsage(); |
| } |
| } |
| else if (strcmp(argv[i],"-sha384") == 0) { |
| if (bankNumber < HASH_COUNT) { |
| setPcrSelect(&in.pcrAllocation.pcrSelections[bankNumber], |
| TPM_ALG_SHA384, 0x00); |
| bankNumber++; |
| } |
| else { |
| printf("%u banks specified, TSS supports %u banks\n", |
| bankNumber+1, HASH_COUNT); |
| printUsage(); |
| } |
| } |
| else if (strcmp(argv[i],"+sha384") == 0) { |
| if (bankNumber < HASH_COUNT) { |
| setPcrSelect(&in.pcrAllocation.pcrSelections[bankNumber], |
| TPM_ALG_SHA384, 0xff); |
| bankNumber++; |
| } |
| else { |
| printf("%u banks specified, TSS supports %u banks\n", |
| bankNumber+1, HASH_COUNT); |
| printUsage(); |
| } |
| } |
| else if (strcmp(argv[i],"-sha512") == 0) { |
| if (bankNumber < HASH_COUNT) { |
| setPcrSelect(&in.pcrAllocation.pcrSelections[bankNumber], |
| TPM_ALG_SHA512, 0x00); |
| bankNumber++; |
| } |
| else { |
| printf("%u banks specified, TSS supports %u banks\n", |
| bankNumber+1, HASH_COUNT); |
| printUsage(); |
| } |
| } |
| else if (strcmp(argv[i],"+sha512") == 0) { |
| if (bankNumber < HASH_COUNT) { |
| setPcrSelect(&in.pcrAllocation.pcrSelections[bankNumber], |
| TPM_ALG_SHA512, 0xff); |
| bankNumber++; |
| } |
| else { |
| printf("%u banks specified, TSS supports %u banks\n", |
| bankNumber+1, HASH_COUNT); |
| 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(); |
| } |
| } |
| /* at least one bank must be selected */ |
| if (rc == 0) { |
| if (bankNumber == 0) { |
| printf("No PCR algorithm specified\n"); |
| printUsage(); |
| } |
| } |
| if (rc == 0) { |
| in.authHandle = TPM_RH_PLATFORM; |
| in.pcrAllocation.count = bankNumber; |
| } |
| /* 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_PCR_Allocate, |
| sessionHandle0, platformPassword, sessionAttributes0, |
| sessionHandle1, NULL, sessionAttributes1, |
| sessionHandle2, NULL, sessionAttributes2, |
| TPM_RH_NULL, NULL, 0); |
| } |
| { |
| TPM_RC rc1 = TSS_Delete(tssContext); |
| if (rc == 0) { |
| rc = rc1; |
| } |
| } |
| if (rc == 0) { |
| if (tssUtilsVerbose) printf("pcrallocate: success\n"); |
| } |
| else { |
| const char *msg; |
| const char *submsg; |
| const char *num; |
| printf("pcrallocate: 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 setPcrSelect(TPMS_PCR_SELECTION *pcrSelections, |
| TPM_ALG_ID hashAlg, |
| uint8_t select) |
| { |
| pcrSelections->hash = hashAlg; |
| pcrSelections->sizeofSelect = 3; |
| pcrSelections->pcrSelect[0] = select; |
| pcrSelections->pcrSelect[1] = select; |
| pcrSelections->pcrSelect[2] = select; |
| return; |
| } |
| |
| static void printUsage(void) |
| { |
| printf("\n"); |
| printf("pcrallocate\n"); |
| printf("\n"); |
| printf("Runs TPM2_PCR_Allocate\n"); |
| printf("\n"); |
| printf("\nAllocates banks for a full set of PCR 0-23. Not all\n" |
| "hardware TPMs support multiple banks or all algorithms\n"); |
| printf("\n"); |
| printf("\t[-pwdp\tplatform hierarchy password (default empty)]\n"); |
| printf("\t+sha1 -sha1 allocate / deallocate a SHA-1 bank\n"); |
| printf("\t+sha256 -sha256 allocate / deallocate a SHA-256 bank\n"); |
| printf("\t+sha384 -sha384 allocate / deallocate a SHA-384 bank\n"); |
| printf("\t+sha512 -sha512 allocate / deallocate a SHA-512 bank\n"); |
| printf("\t\tMore than one algorithm can be specified\n"); |
| exit(1); |
| } |
