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author | 2023-10-10 14:33:42 +0000 | |
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committer | 2023-10-10 14:33:42 +0000 | |
commit | af1a266670d040d2f4083ff309d732d648afba2a (patch) | |
tree | 2fc46203448ddcc6f81546d379abfaeb323575e9 /roms/skiboot/libstb/tss2/ibmtpm20tss/utils/timepacket.c | |
parent | e02cda008591317b1625707ff8e115a4841aa889 (diff) |
Change-Id: Iaf8d18082d3991dec7c0ebbea540f092188eb4ec
Diffstat (limited to 'roms/skiboot/libstb/tss2/ibmtpm20tss/utils/timepacket.c')
-rw-r--r-- | roms/skiboot/libstb/tss2/ibmtpm20tss/utils/timepacket.c | 210 |
1 files changed, 210 insertions, 0 deletions
diff --git a/roms/skiboot/libstb/tss2/ibmtpm20tss/utils/timepacket.c b/roms/skiboot/libstb/tss2/ibmtpm20tss/utils/timepacket.c new file mode 100644 index 000000000..a105d555f --- /dev/null +++ b/roms/skiboot/libstb/tss2/ibmtpm20tss/utils/timepacket.c @@ -0,0 +1,210 @@ +/********************************************************************************/ +/* */ +/* Time a TPM Command */ +/* Written by Ken Goldman */ +/* IBM Thomas J. Watson Research Center */ +/* */ +/* (c) Copyright IBM Corporation 2017 - 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 <time.h> + +#ifdef TPM_WINDOWS +#include <winsock2.h> +#include <windows.h> +#endif + +#ifdef TPM_POSIX +#include <unistd.h> +#endif + +#include <ibmtss/tss.h> +#include <ibmtss/tsstransmit.h> +#include <ibmtss/tssfile.h> +#include <ibmtss/tssresponsecode.h> +#include <ibmtss/tsscrypto.h> + +#include "cryptoutils.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; + const char *commandFilename = NULL; + unsigned char *commandBufferString = NULL; + unsigned char *commandBuffer = NULL; + size_t commandStringLength; + size_t commandLength; + unsigned int loops = 1; + unsigned int count; + uint8_t responseBuffer[MAX_RESPONSE_SIZE]; + uint32_t responseLength; + time_t startTime; + time_t endTime; + double timeDiff = 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) { + commandFilename = argv[i]; + } + else { + printf("-if option needs a value\n"); + printUsage(); + } + } + else if (strcmp(argv[i],"-l") == 0) { + i++; + if (i < argc) { + loops = atoi(argv[i]); + } + else { + printf("-l 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 (commandFilename == NULL) { + printf("Missing parameter -if\n"); + printUsage(); + } + if (rc == 0) { + rc = TSS_File_ReadBinaryFile(&commandBufferString, /* freed @2 */ + &commandStringLength, commandFilename); + } + if (rc == 0) { + if (commandBufferString[commandStringLength-1] != ' ') { + printf("packet string does not end in a space\n"); + } + else { + /* nul terminate the string */ + commandBufferString[commandStringLength-1] = '\0'; + } + } + if (rc == 0) { + rc = TSS_Array_Scan(&commandBuffer, /* freed @1 */ + &commandLength, (char *)commandBufferString); + } + /* Start a TSS context */ + if (rc == 0) { + rc = TSS_Create(&tssContext); + } + for (count = 0 ; (rc == 0) && (count < loops) ; count++) { + uint32_t usec; + if (rc == 0) { + rc = TSS_RandBytes((unsigned char *)&usec, sizeof(uint32_t)); + } + if (rc == 0) { + usec %= 1000000; +#ifdef TPM_POSIX + usleep(usec); /* usleep() units are usec */ +#endif +#ifdef TPM_WINDOWS + Sleep(usec/1000); /* Sleep units are msec */ +#endif + startTime = time(NULL); + rc = TSS_Transmit(tssContext, + responseBuffer, &responseLength, + commandBuffer, commandLength, + NULL); + endTime = time(NULL); + printf("End Pass %u\n", count +1); + timeDiff += difftime(endTime, startTime); + } + } + { + TPM_RC rc1 = TSS_Delete(tssContext); + if (rc == 0) { + rc = rc1; + } + } + if (rc == 0) { + printf("Loops %u time %f time per pass %f\n", loops, timeDiff, timeDiff/loops); + } + if (rc == 0) { + if (tssUtilsVerbose) printf("timepacket: success\n"); + } + else { + const char *msg; + const char *submsg; + const char *num; + printf("timepacket: failed, rc %08x\n", rc); + TSS_ResponseCode_toString(&msg, &submsg, &num, rc); + printf("%s%s%s\n", msg, submsg, num); + rc = EXIT_FAILURE; + } + free(commandBufferString); /* @2 */ + free(commandBuffer); /* @1 */ + return rc; +} + +static void printUsage(void) +{ + printf("\n"); + printf("timepacket\n"); + printf("\n"); + printf("Times the supplied packet\n"); + printf("\n"); + printf("\t-if\tpacket in hexascii (requires one space at end of packet)\n"); + printf("\t[-l\tnumber of loops to time (default 1)]\n"); + exit(1); +} |