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1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 157 158 159 160 161 162 163 164 165 166 167 168 169 170 171 172 173 174 175 176 177 178 179 180 181 182 183 184 185 186 187 188 189 190 191 192 193 194 195 196 197 198 199 200 201 202 203 204 205 206 207 | /* test that the header doesn't implicitly depend on others */ #include <sys/work_interval.h> #include <stdlib.h> #include <stdio.h> #include <unistd.h> #include <errno.h> #include <err.h> #include <string.h> #include <pthread.h> #include <mach/mach.h> #include <darwintest.h> T_GLOBAL_META(T_META_NAMESPACE("xnu.scheduler"), T_META_RUN_CONCURRENTLY(true)); static mach_port_t port = MACH_PORT_NULL; static mach_timebase_info_data_t timebase_info; static uint64_t nanos_to_abs(uint64_t nanos) { mach_timebase_info(&timebase_info); return nanos * timebase_info.denom / timebase_info.numer; } static void set_realtime(pthread_t thread) { kern_return_t kr; thread_time_constraint_policy_data_t pol; mach_port_t target_thread = pthread_mach_thread_np(thread); T_EXPECT_NE(target_thread, MACH_PORT_NULL, "pthread_mach_thread_np"); /* 1s 100ms 10ms */ pol.period = (uint32_t)nanos_to_abs(1000000000); pol.constraint = (uint32_t)nanos_to_abs(100000000); pol.computation = (uint32_t)nanos_to_abs(10000000); pol.preemptible = 0; /* Ignored by OS */ kr = thread_policy_set(target_thread, THREAD_TIME_CONSTRAINT_POLICY, (thread_policy_t) &pol, THREAD_TIME_CONSTRAINT_POLICY_COUNT); T_ASSERT_MACH_SUCCESS(kr, "thread_policy_set(THREAD_TIME_CONSTRAINT_POLICY)"); } static void set_nonrealtime(pthread_t thread) { kern_return_t kr; thread_standard_policy_data_t pol = {0}; mach_port_t target_thread = pthread_mach_thread_np(thread); T_EXPECT_NE(target_thread, MACH_PORT_NULL, "pthread_mach_thread_np"); kr = thread_policy_set(target_thread, THREAD_STANDARD_POLICY, (thread_policy_t) &pol, THREAD_STANDARD_POLICY_COUNT); T_ASSERT_MACH_SUCCESS(kr, "thread_policy_set(THREAD_STANDARD_POLICY)"); } T_DECL(unentitled_work_intervals, "work interval interface for unentitled types") { int ret = 0; work_interval_t handle = NULL; uint64_t now = mach_absolute_time(); kern_return_t kr = KERN_SUCCESS; ret = work_interval_create(NULL, 0); T_ASSERT_EQ(errno, EINVAL, "create with null errno EINVAL"); T_ASSERT_EQ(ret, -1, "create with null returns -1"); ret = work_interval_create(&handle, WORK_INTERVAL_FLAG_GROUP | WORK_INTERVAL_FLAG_UNRESTRICTED | WORK_INTERVAL_TYPE_DEFAULT); T_ASSERT_POSIX_SUCCESS(ret, "work_interval_create, public flags"); ret = work_interval_copy_port(handle, &port); T_ASSERT_EQ(errno, EINVAL, "work_interval_copy_port on non-joinable interval errno EINVAL"); T_ASSERT_EQ(ret, -1, "work_interval_copy_port on non-joinable interval returns -1"); ret = work_interval_notify(handle, now - 1000, now, now + 1000, now + 2000, 0); T_ASSERT_POSIX_SUCCESS(ret, "work_interval_notify, no flags"); ret = work_interval_destroy(handle); T_ASSERT_POSIX_SUCCESS(ret, "work_interval_destroy, no flags"); uint32_t flags[] = { WORK_INTERVAL_FLAG_JOINABLE | WORK_INTERVAL_FLAG_GROUP | WORK_INTERVAL_FLAG_UNRESTRICTED | WORK_INTERVAL_TYPE_DEFAULT, }; for (uint32_t i = 0; i < sizeof(flags) / sizeof(flags[0]); i++) { ret = work_interval_create(&handle, flags[i]); T_ASSERT_POSIX_SUCCESS(ret, "work_interval_create, joinable"); ret = work_interval_copy_port(handle, &port); T_ASSERT_POSIX_SUCCESS(ret, "work_interval_copy_port, joinable"); ret = work_interval_notify(handle, now - 1000, now, now + 1000, now + 2000, 0); T_ASSERT_EQ(ret, -1, "work_interval_notify on non-joined thread returns -1"); T_ASSERT_EQ(errno, EINVAL, "work_interval_copy_port on non-joined thread errno EINVAL"); ret = work_interval_join_port(port); T_ASSERT_POSIX_SUCCESS(ret, "work_interval_join_port, joinable"); ret = work_interval_notify(handle, now - 1000, now, now + 1000, now + 2000, 0); T_ASSERT_POSIX_SUCCESS(ret, "work_interval_notify, on joined thread"); ret = work_interval_join_port(port); T_ASSERT_POSIX_SUCCESS(ret, "work_interval_join_port, join the same interval after destroy"); kr = mach_port_deallocate(mach_task_self(), port); T_ASSERT_MACH_SUCCESS(kr, "mach_port_deallocate of port"); ret = work_interval_notify(handle, now - 1000, now, now + 1000, now + 2000, 0); T_ASSERT_POSIX_SUCCESS(ret, "work_interval_notify, on joined thread after destroy"); ret = work_interval_destroy(handle); T_ASSERT_POSIX_SUCCESS(ret, "work_interval_destroy, joinable, on joined thread"); ret = work_interval_leave(); T_ASSERT_POSIX_SUCCESS(ret, "work_interval_leave, on destroyed work interval"); } } T_DECL(unentitled_work_interval_create_while_joined, "work interval interface: create while joined") { int ret = 0; work_interval_t handle = NULL; work_interval_t handle2 = NULL; mach_port_t port1 = MACH_PORT_NULL; mach_port_t port2 = MACH_PORT_NULL; kern_return_t kr = KERN_SUCCESS; uint32_t flags = WORK_INTERVAL_FLAG_JOINABLE | WORK_INTERVAL_FLAG_GROUP | WORK_INTERVAL_FLAG_UNRESTRICTED | WORK_INTERVAL_TYPE_DEFAULT; ret = work_interval_create(&handle, flags); T_ASSERT_POSIX_SUCCESS(ret, "work_interval_create, joinable"); ret = work_interval_copy_port(handle, &port1); T_ASSERT_POSIX_SUCCESS(ret, "work_interval_copy_port, joinable"); ret = work_interval_join_port(port1); T_ASSERT_POSIX_SUCCESS(ret, "work_interval_join_port, joinable"); ret = work_interval_create(&handle2, flags); T_ASSERT_POSIX_SUCCESS(ret, "work_interval_create, joinable, while already joined"); ret = work_interval_copy_port(handle2, &port2); T_ASSERT_POSIX_SUCCESS(ret, "work_interval_copy_port, joinable, while already joined"); ret = work_interval_join_port(port2); T_ASSERT_POSIX_SUCCESS(ret, "work_interval_join_port, joinable, while already joined"); ret = work_interval_leave(); T_ASSERT_POSIX_SUCCESS(ret, "work_interval_leave, first time"); ret = work_interval_leave(); T_ASSERT_POSIX_SUCCESS(ret, "work_interval_leave, again"); ret = work_interval_destroy(handle); T_ASSERT_POSIX_SUCCESS(ret, "work_interval_destroy"); ret = work_interval_destroy(handle2); T_ASSERT_POSIX_SUCCESS(ret, "work_interval_destroy"); kr = mach_port_deallocate(mach_task_self(), port1); T_ASSERT_MACH_SUCCESS(kr, "mach_port_deallocate of port"); kr = mach_port_deallocate(mach_task_self(), port2); T_ASSERT_MACH_SUCCESS(kr, "mach_port_deallocate of port"); } T_DECL(work_interval_audio_unentitled, "unentitled work interval for audio") { int ret = 0; work_interval_t handle = NULL; kern_return_t kr = KERN_SUCCESS; uint32_t flags = WORK_INTERVAL_FLAG_GROUP | WORK_INTERVAL_FLAG_JOINABLE | WORK_INTERVAL_TYPE_COREAUDIO | WORK_INTERVAL_FLAG_UNRESTRICTED; ret = work_interval_create(&handle, flags); T_ASSERT_POSIX_SUCCESS(ret, "work_interval_create, joinable"); ret = work_interval_copy_port(handle, &port); T_ASSERT_POSIX_SUCCESS(ret, "work_interval_copy_port, joinable"); ret = work_interval_join_port(port); T_EXPECT_POSIX_FAILURE(ret, EINVAL, "work_interval_join_port for audio on non-RT thread"); set_realtime(pthread_self()); ret = work_interval_join_port(port); T_ASSERT_POSIX_SUCCESS(ret, "work_interval_join_port for audio on RT thread"); ret = work_interval_leave(); T_ASSERT_POSIX_SUCCESS(ret, "work_interval_leave"); ret = work_interval_destroy(handle); T_ASSERT_POSIX_SUCCESS(ret, "work_interval_destroy"); kr = mach_port_deallocate(mach_task_self(), port); T_ASSERT_MACH_SUCCESS(kr, "mach_port_deallocate of port"); set_nonrealtime(pthread_self()); } |