diff options
Diffstat (limited to 'roms/skiboot/libstb/tss2/ibmtpm20tss/utils/objectchangeauth.c')
| -rw-r--r-- | roms/skiboot/libstb/tss2/ibmtpm20tss/utils/objectchangeauth.c | 328 |
1 files changed, 328 insertions, 0 deletions
diff --git a/roms/skiboot/libstb/tss2/ibmtpm20tss/utils/objectchangeauth.c b/roms/skiboot/libstb/tss2/ibmtpm20tss/utils/objectchangeauth.c new file mode 100644 index 000000000..64005d253 --- /dev/null +++ b/roms/skiboot/libstb/tss2/ibmtpm20tss/utils/objectchangeauth.c @@ -0,0 +1,328 @@ +/********************************************************************************/ +/* */ +/* ObjectChangeAuth */ +/* 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> +#include <ibmtss/tssmarshal.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; + ObjectChangeAuth_In in; + ObjectChangeAuth_Out out; + TPMI_DH_OBJECT parentHandle = TPM_RH_NULL; + TPMI_DH_OBJECT objectHandle = TPM_RH_NULL; + const char *objectPassword = NULL; + const char *newPassword = NULL; + const char *newPasswordFilename = NULL; + uint8_t *newPasswordBuffer = NULL; + size_t newPasswordBufferLength = 0; + const char *newPasswordPtr = NULL; + const char *privateKeyFilename = 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; + + setvbuf(stdout, 0, _IONBF, 0); /* output may be going through pipe to log file */ + TSS_SetProperty(NULL, TPM_TRACE_LEVEL, "1"); + tssUtilsVerbose = FALSE; + + for (i=1 ; (i<argc) && (rc == 0) ; i++) { + if (strcmp(argv[i],"-hp") == 0) { + i++; + if (i < argc) { + sscanf(argv[i],"%x", &parentHandle ); + } + else { + printf("Missing parameter for -hp\n"); + printUsage(); + } + } + else if (strcmp(argv[i],"-ho") == 0) { + i++; + if (i < argc) { + sscanf(argv[i],"%x", &objectHandle); + } + else { + printf("Missing parameter for -ho\n"); + printUsage(); + } + } + else if (strcmp(argv[i],"-pwdo") == 0) { + i++; + if (i < argc) { + objectPassword = argv[i]; + } + else { + printf("-pwdo option needs a value\n"); + printUsage(); + } + } + else if (strcmp(argv[i],"-pwdn") == 0) { + i++; + if (i < argc) { + newPassword = argv[i]; + } + else { + printf("-pwdn option needs a value\n"); + printUsage(); + } + } + else if (strcmp(argv[i],"-ipwdn") == 0) { + i++; + if (i < argc) { + newPasswordFilename = argv[i]; + } + else { + printf("-ipwdn option needs a value\n"); + printUsage(); + } + } + else if (strcmp(argv[i],"-opr") == 0) { + i++; + if (i < argc) { + privateKeyFilename = argv[i]; + } + else { + printf("-opr 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 (parentHandle == TPM_RH_NULL) { + printf("Missing or bad parent handle parameter -hp\n"); + printUsage(); + } + if (objectHandle == TPM_RH_NULL) { + printf("Missing or bad object handle parameter -ho\n"); + printUsage(); + } + if ((newPassword != NULL) && (newPasswordFilename != NULL)) { + printf("Only one of -pwdn and -ipwdn can be specified\n"); + printUsage(); + } + if (rc == 0) { + in.objectHandle = objectHandle; + in.parentHandle = parentHandle; + } + if (rc == 0) { + /* use passsword from command line */ + if (newPassword != NULL) { + newPasswordPtr = newPassword; + } + /* use password from file */ + else if (newPasswordFilename != NULL) { + rc = TSS_File_ReadBinaryFile(&newPasswordBuffer, /* freed @2 */ + &newPasswordBufferLength, + newPasswordFilename); + newPasswordPtr = (const char *)newPasswordBuffer; + } + /* empty password */ + else { + newPasswordPtr = NULL; + } + } + /* convert password string to TPM2B */ + if (rc == 0) { + if (newPasswordPtr == NULL) { + in.newAuth.t.size = 0; + } + else { + rc = TSS_TPM2B_StringCopy(&in.newAuth.b, + newPasswordPtr, sizeof(in.newAuth.t.buffer)); + } + } + /* 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_ObjectChangeAuth, + sessionHandle0, objectPassword, sessionAttributes0, + sessionHandle1, NULL, sessionAttributes1, + sessionHandle2, NULL, sessionAttributes2, + TPM_RH_NULL, NULL, 0); + } + { + TPM_RC rc1 = TSS_Delete(tssContext); + if (rc == 0) { + rc = rc1; + } + } + /* save the private key */ + if ((rc == 0) && (privateKeyFilename != NULL)) { + rc = TSS_File_WriteStructure(&out.outPrivate, + (MarshalFunction_t)TSS_TPM2B_PRIVATE_Marshalu, + privateKeyFilename); + } + if (rc == 0) { + if (tssUtilsVerbose) printf("objectchangeauth: success\n"); + } + else { + const char *msg; + const char *submsg; + const char *num; + printf("objectchangeauth: 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("objectchangeauth\n"); + printf("\n"); + printf("Runs TPM2_ObjectChangeAuth\n"); + printf("\n"); + printf("\t-hp\tparent handle\n"); + printf("\t-ho\tobject handle\n"); + printf("\t[-pwdo\tpassword for object (default empty)]\n"); + printf("\t[-pwdn\tnew password for object (default empty)]\n"); + printf("\t[-pwdni\tnew password file for object, nul terminated (default empty)]\n"); + printf("\t[-opr\tprivate key 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); +} |