diff options
Diffstat (limited to 'roms/skiboot/libstb/tss2/ibmtpm20tss/utils/stirrandom.c')
| -rw-r--r-- | roms/skiboot/libstb/tss2/ibmtpm20tss/utils/stirrandom.c | 161 |
1 files changed, 161 insertions, 0 deletions
diff --git a/roms/skiboot/libstb/tss2/ibmtpm20tss/utils/stirrandom.c b/roms/skiboot/libstb/tss2/ibmtpm20tss/utils/stirrandom.c new file mode 100644 index 000000000..180eca189 --- /dev/null +++ b/roms/skiboot/libstb/tss2/ibmtpm20tss/utils/stirrandom.c @@ -0,0 +1,161 @@ +/********************************************************************************/ +/* */ +/* StirRandom */ +/* 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/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; + StirRandom_In in; + const char *inputFilename = NULL; + + uint8_t *buffer = NULL; /* for the free */ + size_t length = 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],"-if") == 0) { + i++; + if (i < argc) { + inputFilename = argv[i]; + } + else { + printf("-if option needs a value\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 (inputFilename == NULL) { + printf("Missing private key parameter -if\n"); + printUsage(); + } + if (rc == 0) { + rc = TSS_File_ReadBinaryFile(&buffer, /* freed @1 */ + &length, + inputFilename); + } + if (rc == 0) { + if (length > sizeof(in.inData.t.buffer)) { + printf("Input data too long %u\n", (uint32_t)length); + rc = TSS_RC_INSUFFICIENT_BUFFER; + } + } + if (rc == 0) { + in.inData.t.size = (uint16_t)length; /* cast safe, range tested above */ + memcpy(in.inData.t.buffer, buffer, length); + } + free(buffer); /* @1 */ + buffer = NULL; + + /* 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_StirRandom, + TPM_RH_NULL, NULL, 0); + } + { + TPM_RC rc1 = TSS_Delete(tssContext); + if (rc == 0) { + rc = rc1; + } + } + if (rc == 0) { + if (tssUtilsVerbose) printf("stirrandom: success\n"); + } + else { + const char *msg; + const char *submsg; + const char *num; + printf("stirrandom: 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("stirrandom\n"); + printf("\n"); + printf("Runs TPM2_StirRandom\n"); + printf("\n"); + printf("\t-if\tinput file name\n"); + exit(1); +} |