projects / apple / security.git / blame
| Commit | Line | Data |
|---|---|---|
| d8f41ccd A |
1 | /* quick time() and gmtime() tester. */ |
| 2 | /* As of Dec. 20, 2000, this test demonstrates that stdlib time() is thread-safe, but | |
| 3 | * gmtime() is NOT thread safe. */ | |
| 4 | #include <time.h> | |
| 5 | #include <stdio.h> | |
| 6 | #include "testParams.h" | |
| 7 | #include <security_utilities/threading.h> | |
| 8 | #include <CoreFoundation/CFDate.h> | |
| 9 | ||
| 10 | #define DO_CF_TIME 1 | |
| 11 | #define DO_TIME_LOCK 1 | |
| 12 | ||
| 13 | #if DO_CF_TIME | |
| 14 | int timeInit(TestParams *tp) | |
| 15 | { | |
| 16 | return 0; | |
| 17 | } | |
| 18 | ||
| 19 | #define INNER_LOOPS 100 | |
| 20 | ||
| 21 | int timeThread(TestParams *tp) | |
| 22 | { | |
| 23 | CFAbsoluteTime cfTimes[INNER_LOOPS]; | |
| 24 | ||
| 25 | for(unsigned dex=0; dex<tp->numLoops; dex++) { | |
| 26 | if(tp->verbose) { | |
| 27 | printf("timeThread loop %u\n", dex); | |
| 28 | } | |
| 29 | else if(!tp->quiet) { | |
| 30 | printChar(tp->progressChar); | |
| 31 | } | |
| 32 | ||
| 33 | for(unsigned innerLoop=0; innerLoop<INNER_LOOPS; innerLoop++) { | |
| 34 | cfTimes[innerLoop] = CFAbsoluteTimeGetCurrent(); | |
| 35 | } | |
| 36 | } | |
| 37 | return 0; | |
| 38 | } | |
| 39 | ||
| 40 | #else | |
| 41 | ||
| 42 | /* process-wide time base */ | |
| 43 | static time_t baseTime = 0; | |
| 44 | static tm baseTm; | |
| 45 | static Mutex timeLock; | |
| 46 | ||
| 47 | /* init time base first time thru */ | |
| 48 | int timeInit(TestParams *tp) | |
| 49 | { | |
| 50 | if(baseTime != 0) { | |
| 51 | return 0; | |
| 52 | } | |
| 53 | baseTime = time(NULL); | |
| 54 | baseTm = *gmtime(&baseTime); | |
| 55 | return 0; | |
| 56 | } | |
| 57 | ||
| 58 | int timeThread(TestParams *tp) | |
| 59 | { | |
| 60 | unsigned dex; | |
| 61 | ||
| 62 | for(dex=0; dex<(100 * tp->numLoops); dex++) { | |
| 63 | time_t nowTime; | |
| 64 | struct tm nowTm; | |
| 65 | nowTime = time(NULL); | |
| 66 | #if DO_TIME_LOCK | |
| 67 | timeLock.lock(); | |
| 68 | #endif | |
| 69 | nowTm = *gmtime(&nowTime); | |
| 70 | #if DO_TIME_LOCK | |
| 71 | timeLock.unlock(); | |
| 72 | #endif | |
| 73 | if(nowTime < baseTime) { | |
| 74 | printf("\n***time() went backwards: base %d now %d\n", | |
| 75 | (int)baseTime, (int)nowTime); | |
| 76 | return 1; | |
| 77 | } | |
| 78 | if((nowTm.tm_year < baseTm.tm_year) || | |
| 79 | (nowTm.tm_mon < baseTm.tm_mon) || | |
| 80 | (nowTm.tm_mday < baseTm.tm_mday) || | |
| 81 | /* careful, this overflows at midnight */ | |
| 82 | (nowTm.tm_hour < baseTm.tm_hour)) { | |
| 83 | printf("\n***gmtime() went backwards\n"); | |
| 84 | printf(" baseTm y:%d m:%d d:%d h:%d m:%d\n", | |
| 85 | baseTm.tm_year, baseTm.tm_mon, baseTm.tm_mday, | |
| 86 | baseTm.tm_hour, baseTm.tm_min); | |
| 87 | printf(" nowTm y:%d m:%d d:%d h:%d m:%d\n", | |
| 88 | nowTm.tm_year, nowTm.tm_mon, nowTm.tm_mday, | |
| 89 | nowTm.tm_hour, nowTm.tm_min); | |
| 90 | return 1; | |
| 91 | } | |
| 92 | if(((dex % 100) == 0) && !tp->quiet) { | |
| 93 | printChar(tp->progressChar); | |
| 94 | } | |
| 95 | } | |
| 96 | return 0; | |
| 97 | } | |
| 98 | ||
| 99 | #endif /* DO_CF_TIME */ |