1*43a90889SApple OSS Distributions #include <unistd.h> 2*43a90889SApple OSS Distributions #include <sys/time.h> 3*43a90889SApple OSS Distributions #include <mach/mach_time.h> 4*43a90889SApple OSS Distributions 5*43a90889SApple OSS Distributions #include <darwintest.h> 6*43a90889SApple OSS Distributions 7*43a90889SApple OSS Distributions T_GLOBAL_META(T_META_RUN_CONCURRENTLY(true)); 8*43a90889SApple OSS Distributions 9*43a90889SApple OSS Distributions extern int __gettimeofday(struct timeval *, struct timezone *); 10*43a90889SApple OSS Distributions 11*43a90889SApple OSS Distributions T_DECL(gettimeofday, "gettimeofday()", 12*43a90889SApple OSS Distributions T_META_CHECK_LEAKS(false), T_META_ALL_VALID_ARCHS(true), T_META_LTEPHASE(LTE_POSTINIT)) 13*43a90889SApple OSS Distributions { 14*43a90889SApple OSS Distributions struct timeval tv_a, tv_b, tv_c; 15*43a90889SApple OSS Distributions 16*43a90889SApple OSS Distributions T_ASSERT_POSIX_ZERO(gettimeofday(&tv_a, NULL), NULL); 17*43a90889SApple OSS Distributions T_ASSERT_GT(tv_a.tv_sec, 0L, NULL); 18*43a90889SApple OSS Distributions 19*43a90889SApple OSS Distributions sleep(1); 20*43a90889SApple OSS Distributions 21*43a90889SApple OSS Distributions T_ASSERT_POSIX_ZERO(__gettimeofday(&tv_b, NULL), NULL); 22*43a90889SApple OSS Distributions T_ASSERT_GE(tv_b.tv_sec, tv_a.tv_sec, NULL); 23*43a90889SApple OSS Distributions 24*43a90889SApple OSS Distributions sleep(1); 25*43a90889SApple OSS Distributions 26*43a90889SApple OSS Distributions T_ASSERT_POSIX_ZERO(gettimeofday(&tv_c, NULL), NULL); 27*43a90889SApple OSS Distributions T_ASSERT_GE(tv_c.tv_sec, tv_b.tv_sec, NULL); 28*43a90889SApple OSS Distributions } 29*43a90889SApple OSS Distributions 30*43a90889SApple OSS Distributions #if 0 // This symbol isn't exported so we can't test with stock libsyscall 31*43a90889SApple OSS Distributions extern int __gettimeofday_with_mach(struct timeval *, struct timezone *, uint64_t *mach_time); 32*43a90889SApple OSS Distributions 33*43a90889SApple OSS Distributions T_DECL(gettimeofday_with_mach, "gettimeofday_with_mach()", 34*43a90889SApple OSS Distributions T_META_CHECK_LEAKS(false), T_META_ALL_VALID_ARCHS(true)) 35*43a90889SApple OSS Distributions { 36*43a90889SApple OSS Distributions struct timeval gtod_ts; 37*43a90889SApple OSS Distributions 38*43a90889SApple OSS Distributions uint64_t mach_time_before, mach_time, mach_time_after; 39*43a90889SApple OSS Distributions 40*43a90889SApple OSS Distributions mach_time_before = mach_absolute_time(); 41*43a90889SApple OSS Distributions 42*43a90889SApple OSS Distributions T_ASSERT_POSIX_ZERO(__gettimeofday_with_mach(>od_ts, NULL, &mach_time), NULL); 43*43a90889SApple OSS Distributions T_ASSERT_GT(gtod_ts.tv_sec, 0L, NULL); 44*43a90889SApple OSS Distributions 45*43a90889SApple OSS Distributions mach_time_after = mach_absolute_time(); 46*43a90889SApple OSS Distributions 47*43a90889SApple OSS Distributions T_LOG("%llx > %llx > %llx", mach_time_before, mach_time, mach_time_after); 48*43a90889SApple OSS Distributions 49*43a90889SApple OSS Distributions T_ASSERT_LT(mach_time_before, mach_time, NULL); 50*43a90889SApple OSS Distributions T_ASSERT_GT(mach_time_after, mach_time, NULL); 51*43a90889SApple OSS Distributions } 52*43a90889SApple OSS Distributions #endif // 0 53