1*043036a2SApple OSS Distributions #include <servers/bootstrap.h> 2*043036a2SApple OSS Distributions #include <mach/mach.h> 3*043036a2SApple OSS Distributions #include <mach/message.h> 4*043036a2SApple OSS Distributions #include <stdlib.h> 5*043036a2SApple OSS Distributions #include <sys/sysctl.h> 6*043036a2SApple OSS Distributions #include <unistd.h> 7*043036a2SApple OSS Distributions #include <pthread.h> 8*043036a2SApple OSS Distributions 9*043036a2SApple OSS Distributions #ifdef T_NAMESPACE 10*043036a2SApple OSS Distributions #undef T_NAMESPACE 11*043036a2SApple OSS Distributions #endif 12*043036a2SApple OSS Distributions 13*043036a2SApple OSS Distributions #include <darwintest.h> 14*043036a2SApple OSS Distributions #include <darwintest_utils.h> 15*043036a2SApple OSS Distributions #include <darwintest_multiprocess.h> 16*043036a2SApple OSS Distributions 17*043036a2SApple OSS Distributions T_GLOBAL_META(T_META_RUN_CONCURRENTLY(true), 18*043036a2SApple OSS Distributions T_META_NAMESPACE("xnu.ipc"), 19*043036a2SApple OSS Distributions T_META_RADAR_COMPONENT_NAME("xnu"), 20*043036a2SApple OSS Distributions T_META_RADAR_COMPONENT_VERSION("IPC"), 21*043036a2SApple OSS Distributions T_META_TAG_VM_PREFERRED); 22*043036a2SApple OSS Distributions 23*043036a2SApple OSS Distributions 24*043036a2SApple OSS Distributions T_DECL(task_fatal_port, "Create a child and kill it using the task fatal port") 25*043036a2SApple OSS Distributions { 26*043036a2SApple OSS Distributions mach_port_name_t old_port_name = 0, new_port_name = 1; 27*043036a2SApple OSS Distributions int port_name_size, status, ret; 28*043036a2SApple OSS Distributions pid_t child, pid; 29*043036a2SApple OSS Distributions 30*043036a2SApple OSS Distributions #if TARGET_OS_BRIDGE 31*043036a2SApple OSS Distributions T_SKIP("Skip this test on 32 bit kernels and bridgeos"); 32*043036a2SApple OSS Distributions #endif 33*043036a2SApple OSS Distributions 34*043036a2SApple OSS Distributions child = fork(); 35*043036a2SApple OSS Distributions if (child == 0) { 36*043036a2SApple OSS Distributions port_name_size = sizeof(old_port_name); 37*043036a2SApple OSS Distributions ret = sysctlbyname("machdep.task_get_fatal_port", &old_port_name, &port_name_size, &new_port_name, sizeof(new_port_name)); 38*043036a2SApple OSS Distributions if (ret < 0) { 39*043036a2SApple OSS Distributions printf("sysctlbyname failed"); 40*043036a2SApple OSS Distributions exit(2); 41*043036a2SApple OSS Distributions } 42*043036a2SApple OSS Distributions printf("old_port_name = %d \n", old_port_name); 43*043036a2SApple OSS Distributions mach_port_deallocate(mach_task_self(), old_port_name); 44*043036a2SApple OSS Distributions 45*043036a2SApple OSS Distributions while (1) { 46*043036a2SApple OSS Distributions sleep(1); 47*043036a2SApple OSS Distributions } 48*043036a2SApple OSS Distributions } 49*043036a2SApple OSS Distributions 50*043036a2SApple OSS Distributions pid = waitpid(child, &status, 0); 51*043036a2SApple OSS Distributions T_ASSERT_EQ(pid, child, "waitpid returns correct pid"); 52*043036a2SApple OSS Distributions T_EXPECT_EQ(WIFSIGNALED(status), true, "child was signaled"); 53*043036a2SApple OSS Distributions T_EXPECT_EQ(WTERMSIG(status), SIGKILL, "child was sent SIGKILL"); 54*043036a2SApple OSS Distributions } 55