1*aca3beaaSApple OSS Distributions #ifdef T_NAMESPACE 2*aca3beaaSApple OSS Distributions #undef T_NAMESPACE 3*aca3beaaSApple OSS Distributions #endif 4*aca3beaaSApple OSS Distributions 5*aca3beaaSApple OSS Distributions #include <darwintest.h> 6*aca3beaaSApple OSS Distributions #include <darwintest_multiprocess.h> 7*aca3beaaSApple OSS Distributions 8*aca3beaaSApple OSS Distributions #define PRIVATE 1 9*aca3beaaSApple OSS Distributions #include "../bsd/sys/dirent.h" 10*aca3beaaSApple OSS Distributions 11*aca3beaaSApple OSS Distributions T_GLOBAL_META(T_META_RUN_CONCURRENTLY(true)); 12*aca3beaaSApple OSS Distributions 13*aca3beaaSApple OSS Distributions ssize_t __getdirentries64(int fd, void *buf, size_t bufsize, off_t *basep); 14*aca3beaaSApple OSS Distributions 15*aca3beaaSApple OSS Distributions T_DECL(getdirentries64_extended, "check for GETDIRENTRIES64_EOF") 16*aca3beaaSApple OSS Distributions { 17*aca3beaaSApple OSS Distributions char buf[GETDIRENTRIES64_EXTENDED_BUFSIZE]; 18*aca3beaaSApple OSS Distributions getdirentries64_flags_t *flags; 19*aca3beaaSApple OSS Distributions ssize_t result; 20*aca3beaaSApple OSS Distributions off_t offset; 21*aca3beaaSApple OSS Distributions int fd; 22*aca3beaaSApple OSS Distributions bool eof = false; 23*aca3beaaSApple OSS Distributions 24*aca3beaaSApple OSS Distributions flags = (getdirentries64_flags_t *)(uintptr_t)(buf + sizeof(buf) - 25*aca3beaaSApple OSS Distributions sizeof(getdirentries64_flags_t)); 26*aca3beaaSApple OSS Distributions fd = open("/", O_DIRECTORY | O_RDONLY); 27*aca3beaaSApple OSS Distributions T_ASSERT_POSIX_SUCCESS(fd, "open(/)"); 28*aca3beaaSApple OSS Distributions 29*aca3beaaSApple OSS Distributions for (;;) { 30*aca3beaaSApple OSS Distributions *flags = (getdirentries64_flags_t)~0; 31*aca3beaaSApple OSS Distributions result = __getdirentries64(fd, buf, sizeof(buf), &offset); 32*aca3beaaSApple OSS Distributions T_ASSERT_POSIX_SUCCESS(result, "__getdirentries64()"); 33*aca3beaaSApple OSS Distributions T_ASSERT_LE((size_t)result, sizeof(buf) - sizeof(getdirentries64_flags_t), 34*aca3beaaSApple OSS Distributions "The kernel should have left space for the flags"); 35*aca3beaaSApple OSS Distributions T_ASSERT_NE(*flags, (getdirentries64_flags_t)~0, 36*aca3beaaSApple OSS Distributions "The kernel should have returned status"); 37*aca3beaaSApple OSS Distributions if (eof) { 38*aca3beaaSApple OSS Distributions T_ASSERT_EQ(result, 0l, "At EOF, we really should be done"); 39*aca3beaaSApple OSS Distributions T_ASSERT_TRUE(*flags & GETDIRENTRIES64_EOF, "And EOF should still be set"); 40*aca3beaaSApple OSS Distributions T_END; 41*aca3beaaSApple OSS Distributions } 42*aca3beaaSApple OSS Distributions T_ASSERT_NE(result, 0l, "We're not at EOF, we should have an entry"); 43*aca3beaaSApple OSS Distributions eof = (*flags & GETDIRENTRIES64_EOF); 44*aca3beaaSApple OSS Distributions } 45*aca3beaaSApple OSS Distributions } 46