diff options
Diffstat (limited to 'roms/skiboot/libstb/tss2/ibmtpm20tss/utils/nvreadlock.c')
| -rw-r--r-- | roms/skiboot/libstb/tss2/ibmtpm20tss/utils/nvreadlock.c | 260 |
1 files changed, 260 insertions, 0 deletions
diff --git a/roms/skiboot/libstb/tss2/ibmtpm20tss/utils/nvreadlock.c b/roms/skiboot/libstb/tss2/ibmtpm20tss/utils/nvreadlock.c new file mode 100644 index 000000000..94e7f3ff2 --- /dev/null +++ b/roms/skiboot/libstb/tss2/ibmtpm20tss/utils/nvreadlock.c @@ -0,0 +1,260 @@ +/********************************************************************************/ +/* */ +/* NV ReadLock */ +/* Written by Ken Goldman */ +/* IBM Thomas J. Watson Research Center */ +/* $Id: nvreadlock.c 1290 2018-08-01 14:45:24Z kgoldman $ */ +/* */ +/* (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 printUsage(void); + +extern int tssUtilsVerbose; + +int main(int argc, char *argv[]) +{ + TPM_RC rc = 0; + int i; /* argc iterator */ + TSS_CONTEXT *tssContext = NULL; + NV_ReadLock_In in; + char hierarchyAuthChar = 0; + TPMI_RH_NV_INDEX nvIndex = 0; + const char *nvPassword = NULL; /* default no password */ + 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],"-ha") == 0) { + i++; + if (i < argc) { + sscanf(argv[i],"%x", &nvIndex); + } + else { + printf("Missing parameter for -ha\n"); + printUsage(); + } + } + else if (strcmp(argv[i],"-pwdn") == 0) { + i++; + if (i < argc) { + nvPassword = argv[i]; + } + else { + printf("-pwdn option needs a value\n"); + printUsage(); + } + } + else if (strcmp(argv[i],"-hia") == 0) { + i++; + if (i < argc) { + hierarchyAuthChar = argv[i][0]; + } + else { + printf("Missing parameter for -hia\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 ((nvIndex >> 24) != TPM_HT_NV_INDEX) { + printf("NV index handle not specified or out of range, MSB not 01\n"); + printUsage(); + } + /* Authorization handle */ + if (rc == 0) { + if (hierarchyAuthChar == 'o') { + in.authHandle = TPM_RH_OWNER; + } + else if (hierarchyAuthChar == 'p') { + in.authHandle = TPM_RH_PLATFORM; + } + else if (hierarchyAuthChar == 0) { + in.authHandle = nvIndex; + } + else { + printf("\n"); + printUsage(); + } + } + if (rc == 0) { + in.nvIndex = nvIndex; + } + /* Start a TSS context */ + if (rc == 0) { + rc = TSS_Create(&tssContext); + } + /* call TSS to execute the command */ + if (rc == 0) { + rc = TSS_Execute(tssContext, + NULL, + (COMMAND_PARAMETERS *)&in, + NULL, + TPM_CC_NV_ReadLock, + sessionHandle0, nvPassword, 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("nvreadlock: success\n"); + } + else { + const char *msg; + const char *submsg; + const char *num; + printf("nvreadlock: 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("nvreadlock\n"); + printf("\n"); + printf("Runs TPM2_NV_ReadLock\n"); + printf("\n"); + printf("\t[-hia\thierarchy authorization (o, p)(default index authorization)]\n"); + printf("\t-ha\tNV index handle\n"); + printf("\t-pwdn\tpassword for NV index (default empty)\n"); + printf("\n"); + printf("\t-se[0-2] session handle / attributes (default PWAP)\n"); + printf("\t01\tcontinue\n"); + exit(1); +} |