+++ /dev/null
-/*
- * hashTimeLibCrypt.cpp - measure performance of libcrypt digest ops.
- *
- * Thjis is obsolete; hashTime does this a lot better,a dn it also measures raw
- * CommonCrypto and CryptKit versions.
- */
-
-#include <openssl/sha.h>
-#include <openssl/md5.h>
-#include <stdio.h>
-#include <stdlib.h>
-#include <string.h>
-#include "cputime.h"
-#include "cspwrap.h"
-#include "common.h"
-#include "pbkdDigest.h"
-
-/* enumerate digest algorithms our way */
-typedef int HT_Alg;
-enum {
- HA_MD5 = 0,
- HA_SHA1
-};
-
-#define FIRST_ALG HA_MD5
-#define LAST_ALG HA_SHA1
-
-static void usage(char **argv)
-{
- printf("Usage: %s [option ...]\n", argv[0]);
- printf("Options:\n");
- printf(" t=testspec; default=all\n");
- printf(" test specs: c digest context setup/teardown\n");
- printf(" b basic single block digest\n");
- printf(" d digest lots of data\n");
- printf(" l=loops (only valid if testspec is given)\n");
- exit(1);
-}
-
-/* passed to each test */
-typedef struct {
- unsigned loops;
- bool isSha;
-} TestParams;
-
-/* just digest context setup/teardown */
-/* returns nonzero on error */
-static int hashContext(
- TestParams *params)
-{
- unsigned loop;
- CPUTime startTime;
- double timeSpentMs;
- DigestCtx ctx;
- int rtn;
-
- startTime = CPUTimeRead();
- for(loop=0; loop<params->loops; loop++) {
- rtn = DigestCtxInit(&ctx, params->isSha);
- if(!rtn) {
- return -1;
- }
- }
- timeSpentMs = CPUTimeDeltaMs(startTime, CPUTimeRead());
-
- printf(" context setup/delete : %u ops in %.2f ms; %f ms/op\n",
- params->loops, timeSpentMs, timeSpentMs / (double)params->loops);
- return 0;
-}
-
-/* Minimal init/digest/final */
-#define BASIC_BLOCK_SIZE 64 // to digest in bytes
-#define MAX_DIGEST_SIZE 20 // we provide, no malloc below CSSM
-
-static int hashBasic(
- TestParams *params)
-{
- unsigned loop;
- CPUTime startTime;
- double timeSpentMs;
- uint8 ptext[BASIC_BLOCK_SIZE];
- uint8 digest[MAX_DIGEST_SIZE];
- DigestCtx ctx;
- int rtn;
-
- /* random data, const thru the loops */
- appGetRandomBytes(ptext, BASIC_BLOCK_SIZE);
-
- /* start critical timing loop */
- startTime = CPUTimeRead();
- for(loop=0; loop<params->loops; loop++) {
- rtn = DigestCtxInit(&ctx, params->isSha);
- if(!rtn) {
- return -1;
- }
- rtn = DigestCtxUpdate(&ctx, ptext, BASIC_BLOCK_SIZE);
- if(!rtn) {
- return -1;
- }
- rtn = DigestCtxFinal(&ctx, digest);
- if(!rtn) {
- return -1;
- }
- }
- DigestCtxFree(&ctx);
- timeSpentMs = CPUTimeDeltaMs(startTime, CPUTimeRead());
- printf(" Digest one %u byte block : %u ops in %.2f ms; %f ms/op\n",
- BASIC_BLOCK_SIZE, params->loops,
- timeSpentMs, timeSpentMs / (double)params->loops);
- return 0;
-}
-
-/* Lots of data */
-#define PTEXT_SIZE 1000 // to digest in bytes
-#define INNER_LOOPS 1000
-
-static int hashDataRate(
- TestParams *params)
-{
- unsigned loop;
- unsigned iloop;
- CPUTime startTime;
- double timeSpent, timeSpentMs;
- uint8 ptext[PTEXT_SIZE];
- uint8 digest[MAX_DIGEST_SIZE];
- DigestCtx ctx;
- int rtn;
-
- /* random data, const thru the loops */
- appGetRandomBytes(ptext, PTEXT_SIZE);
-
- /* start critical timing loop */
- startTime = CPUTimeRead();
- for(loop=0; loop<params->loops; loop++) {
- rtn = DigestCtxInit(&ctx, params->isSha);
- if(!rtn) {
- return -1;
- }
- for(iloop=0; iloop<INNER_LOOPS; iloop++) {
- rtn = DigestCtxUpdate(&ctx, ptext, PTEXT_SIZE);
- if(!rtn) {
- return -1;
- }
- }
- rtn = DigestCtxFinal(&ctx, digest);
- if(!rtn) {
- return -1;
- }
- }
- timeSpentMs = CPUTimeDeltaMs(startTime, CPUTimeRead());
- timeSpent = timeSpentMs / 1000.0;
-
- float bytesPerLoop = INNER_LOOPS * PTEXT_SIZE;
- float totalBytes = params->loops * bytesPerLoop;
-
- /* careful, KByte = 1024, ms = 1/1000 */
- printf(" Digest %.0f bytes : %u ops in %.2f ms; %f ms/op, %.0f KBytes/s\n",
- bytesPerLoop, params->loops,
- timeSpentMs, timeSpentMs / (double)params->loops,
- ((float)totalBytes / 1024.0) / timeSpent);
- return 0;
-}
-
-
-typedef int (*testRunFcn)(TestParams *testParams);
-
-/*
- * Static declaration of a test
- */
-typedef struct {
- const char *testName;
- unsigned loops;
- testRunFcn run;
- char testSpec; // for t=xxx cmd line opt
-} TestDefs;
-
-static TestDefs testDefs[] =
-{
- { "Digest context setup/teardown",
- 100000,
- hashContext,
- 'c',
- },
- { "Basic single block digest",
- 100000,
- hashBasic,
- 'b',
- },
- { "Large data digest",
- 1000,
- hashDataRate,
- 'd',
- },
-};
-
-static void algToAlgId(
- HT_Alg alg,
- bool *isSha,
- const char **algStr)
-{
- switch(alg) {
- case HA_MD5:
- *isSha = false;
- *algStr = "MD5";
- break;
- case HA_SHA1:
- *isSha = true;
- *algStr = "SHA1";
- break;
- default:
- printf("***algToAlgId screwup\n");
- exit(1);
- }
-}
-
-#define NUM_TESTS (sizeof(testDefs) / sizeof(testDefs[0]))
-
-int main(int argc, char **argv)
-{
- TestParams testParams;
- TestDefs *testDef;
- int rtn;
- int arg;
- char *argp;
- unsigned cmdLoops = 0; // can be specified in cmd line
- // if not, use TestDefs.loops
- char testSpec = '\0'; // allows specification of one test
- // otherwise run all
- HT_Alg alg;
- const char *algStr;
-
- for(arg=1; arg<argc; arg++) {
- argp = argv[arg];
- switch(argp[0]) {
- case 't':
- testSpec = argp[2];
- break;
- case 'l':
- cmdLoops = atoi(&argp[2]);
- break;
- default:
- usage(argv);
- }
- }
-
- for(unsigned testNum=0; testNum<NUM_TESTS; testNum++) {
- testDef = &testDefs[testNum];
-
- if(testSpec && (testDef->testSpec != testSpec)) {
- continue;
- }
- printf("%s:\n", testDef->testName);
- if(cmdLoops) {
- /* user specified */
- testParams.loops = cmdLoops;
- }
- else {
- /* default */
- testParams.loops = testDef->loops;
- }
- for(alg=FIRST_ALG; alg<=LAST_ALG; alg++) {
- algToAlgId(alg, &testParams.isSha, &algStr);
- printf(" === %s ===\n", algStr);
- rtn = testDef->run(&testParams);
- if(rtn) {
- printf("Test returned error\n");
- exit(1);
- }
- }
- }
- return 0;
-}
projects / apple / security.git / blobdiff