1*8d741a5dSApple OSS Distributions #ifdef T_NAMESPACE 2*8d741a5dSApple OSS Distributions #undef T_NAMESPACE 3*8d741a5dSApple OSS Distributions #endif 4*8d741a5dSApple OSS Distributions 5*8d741a5dSApple OSS Distributions #include <darwintest.h> 6*8d741a5dSApple OSS Distributions #include <darwintest_multiprocess.h> 7*8d741a5dSApple OSS Distributions 8*8d741a5dSApple OSS Distributions #define PRIVATE 1 9*8d741a5dSApple OSS Distributions #include "../bsd/sys/dirent.h" 10*8d741a5dSApple OSS Distributions 11*8d741a5dSApple OSS Distributions T_GLOBAL_META(T_META_RUN_CONCURRENTLY(true)); 12*8d741a5dSApple OSS Distributions 13*8d741a5dSApple OSS Distributions ssize_t __getdirentries64(int fd, void *buf, size_t bufsize, off_t *basep); 14*8d741a5dSApple OSS Distributions 15*8d741a5dSApple OSS Distributions T_DECL(getdirentries64_extended, "check for GETDIRENTRIES64_EOF", T_META_TAG_VM_PREFERRED) 16*8d741a5dSApple OSS Distributions { 17*8d741a5dSApple OSS Distributions char buf[GETDIRENTRIES64_EXTENDED_BUFSIZE]; 18*8d741a5dSApple OSS Distributions getdirentries64_flags_t *flags; 19*8d741a5dSApple OSS Distributions ssize_t result; 20*8d741a5dSApple OSS Distributions off_t offset; 21*8d741a5dSApple OSS Distributions int fd; 22*8d741a5dSApple OSS Distributions bool eof = false; 23*8d741a5dSApple OSS Distributions 24*8d741a5dSApple OSS Distributions flags = (getdirentries64_flags_t *)(uintptr_t)(buf + sizeof(buf) - 25*8d741a5dSApple OSS Distributions sizeof(getdirentries64_flags_t)); 26*8d741a5dSApple OSS Distributions fd = open("/", O_DIRECTORY | O_RDONLY); 27*8d741a5dSApple OSS Distributions T_ASSERT_POSIX_SUCCESS(fd, "open(/)"); 28*8d741a5dSApple OSS Distributions 29*8d741a5dSApple OSS Distributions for (;;) { 30*8d741a5dSApple OSS Distributions *flags = (getdirentries64_flags_t)~0; 31*8d741a5dSApple OSS Distributions result = __getdirentries64(fd, buf, sizeof(buf), &offset); 32*8d741a5dSApple OSS Distributions T_ASSERT_POSIX_SUCCESS(result, "__getdirentries64()"); 33*8d741a5dSApple OSS Distributions T_ASSERT_LE((size_t)result, sizeof(buf) - sizeof(getdirentries64_flags_t), 34*8d741a5dSApple OSS Distributions "The kernel should have left space for the flags"); 35*8d741a5dSApple OSS Distributions T_ASSERT_NE(*flags, (getdirentries64_flags_t)~0, 36*8d741a5dSApple OSS Distributions "The kernel should have returned status"); 37*8d741a5dSApple OSS Distributions if (eof) { 38*8d741a5dSApple OSS Distributions T_ASSERT_EQ(result, 0l, "At EOF, we really should be done"); 39*8d741a5dSApple OSS Distributions T_ASSERT_TRUE(*flags & GETDIRENTRIES64_EOF, "And EOF should still be set"); 40*8d741a5dSApple OSS Distributions T_END; 41*8d741a5dSApple OSS Distributions } 42*8d741a5dSApple OSS Distributions T_ASSERT_NE(result, 0l, "We're not at EOF, we should have an entry"); 43*8d741a5dSApple OSS Distributions eof = (*flags & GETDIRENTRIES64_EOF); 44*8d741a5dSApple OSS Distributions } 45*8d741a5dSApple OSS Distributions } 46