1 #include <darwintest.h> 2 #include "../bsd/sys/proc_info.h" 3 #include "../libsyscall/wrappers/libproc/libproc.h" 4 #include <stdio.h> 5 #include <unistd.h> 6 #include <TargetConditionals.h> 7 8 T_GLOBAL_META(T_META_RUN_CONCURRENTLY(true)); 9 10 T_DECL(proc_udata_info, "Get and set a proc udata token", T_META_TAG_VM_PREFERRED){ 11 uint64_t token = mach_absolute_time(); 12 proc_info_udata_t udata; 13 int ret; 14 15 udata = token; 16 ret = proc_udata_info(getpid(), PROC_UDATA_INFO_SET, &udata, sizeof(udata)); 17 18 #if !TARGET_OS_OSX 19 T_WITH_ERRNO; 20 T_ASSERT_EQ_INT(ret, -1, "proc_udata_info PROC_UDATA_INFO_SET returns error on non-supported platforms"); 21 T_SKIP("Remaining tests are only supported on platforms with CONFIG_PROC_UDATA_STORAGE configured"); 22 #endif 23 24 T_WITH_ERRNO; 25 T_ASSERT_EQ_INT(ret, 0, "proc_udata_info PROC_UDATA_INFO_SET"); 26 27 T_LOG("udata set to %#llx", udata); 28 29 bzero(&udata, sizeof(udata)); 30 ret = proc_udata_info(getpid(), PROC_UDATA_INFO_GET, &udata, sizeof(udata)); 31 T_WITH_ERRNO; 32 T_ASSERT_EQ_INT(ret, 0, "proc_udata_info PROC_UDATA_INFO_GET"); 33 34 T_ASSERT_EQ_ULLONG(token, udata, "proc_udata_info(): retrieved value matches token"); 35 36 ret = proc_udata_info(getpid(), PROC_UDATA_INFO_SET, &udata, sizeof(uint32_t)); 37 T_WITH_ERRNO; 38 T_ASSERT_EQ_INT(ret, -1, "proc_udata_info PROC_UDATA_INFO_SET with invalid size returned -1"); 39 T_ASSERT_EQ_INT(errno, EINVAL, "proc_udata_info PROC_UDATA_INFO_SET with invalid size returned EINVAL"); 40 41 ret = proc_udata_info(getppid(), PROC_UDATA_INFO_GET, &udata, sizeof(udata)); 42 T_WITH_ERRNO; 43 T_ASSERT_EQ_INT(ret, -1, "proc_udata_info PROC_UDATA_INFO_GET returned -1 on attempt against non-self pid"); 44 T_ASSERT_EQ_INT(errno, EACCES, "proc_udata_info PROC_UDATA_INFO_GET set errno to EACCES on attempt against non-self pid"); 45 46 ret = proc_udata_info(getppid(), PROC_UDATA_INFO_SET, &udata, sizeof(udata)); 47 T_WITH_ERRNO; 48 T_ASSERT_EQ_INT(ret, -1, "proc_udata_info PROC_UDATA_INFO_SET returned -1 on attempt against non-self pid"); 49 T_ASSERT_EQ_INT(errno, EACCES, "proc_udata_info PROC_UDATA_INFO_SET set errno to EACCES on attempt against non-self pid"); 50 } 51