xref: /xnu-11417.140.69/tests/task_is_self.c (revision 43a90889846e00bfb5cf1d255cdc0a701a1e05a4)
1*43a90889SApple OSS Distributions #include <darwintest.h>
2*43a90889SApple OSS Distributions #include <mach/mach.h>
3*43a90889SApple OSS Distributions #include <mach/task.h>
4*43a90889SApple OSS Distributions #include <mach/mach_init.h>
5*43a90889SApple OSS Distributions 
6*43a90889SApple OSS Distributions T_GLOBAL_META(
7*43a90889SApple OSS Distributions 	T_META_NAMESPACE("xnu.ipc"),
8*43a90889SApple OSS Distributions 	T_META_RUN_CONCURRENTLY(TRUE),
9*43a90889SApple OSS Distributions 	T_META_RADAR_COMPONENT_NAME("xnu"),
10*43a90889SApple OSS Distributions 	T_META_RADAR_COMPONENT_VERSION("IPC"),
11*43a90889SApple OSS Distributions 	T_META_TAG_VM_PREFERRED);
12*43a90889SApple OSS Distributions 
13*43a90889SApple OSS Distributions T_DECL(mach_task_is_self,
14*43a90889SApple OSS Distributions     "test task port comparison check")
15*43a90889SApple OSS Distributions {
16*43a90889SApple OSS Distributions 	mach_port_t self_insp, self_read, self_name, port;
17*43a90889SApple OSS Distributions 
18*43a90889SApple OSS Distributions 	T_ASSERT_MACH_SUCCESS(task_get_special_port(mach_task_self(), TASK_READ_PORT, &self_read), "task_get_special_port failed");
19*43a90889SApple OSS Distributions 	T_ASSERT_MACH_SUCCESS(task_get_special_port(mach_task_self(), TASK_INSPECT_PORT, &self_insp), "task_get_special_port failed");
20*43a90889SApple OSS Distributions 	T_ASSERT_MACH_SUCCESS(task_get_special_port(mach_task_self(), TASK_NAME_PORT, &self_name), "task_get_special_port failed");
21*43a90889SApple OSS Distributions 
22*43a90889SApple OSS Distributions 	T_ASSERT_MACH_SUCCESS(mach_port_allocate(mach_task_self(), MACH_PORT_RIGHT_RECEIVE, &port), "mach_port_allocate failed");
23*43a90889SApple OSS Distributions 
24*43a90889SApple OSS Distributions 	T_EXPECT_NE(self_read, self_insp, "read and inspect port should be different");
25*43a90889SApple OSS Distributions 	T_EXPECT_NE(self_read, mach_task_self(), "read and control port should be different");
26*43a90889SApple OSS Distributions 
27*43a90889SApple OSS Distributions 	T_EXPECT_EQ(1, mach_task_is_self(mach_task_self()), "control port should point to self");
28*43a90889SApple OSS Distributions 	T_EXPECT_EQ(1, mach_task_is_self(self_read), "read port should point to self");
29*43a90889SApple OSS Distributions 	T_EXPECT_EQ(1, mach_task_is_self(self_insp), "inspect port should point to self");
30*43a90889SApple OSS Distributions 	T_EXPECT_EQ(1, mach_task_is_self(self_name), "name port should point to self");
31*43a90889SApple OSS Distributions 	T_EXPECT_NE(1, mach_task_is_self(port), "_port_ should not point to self");
32*43a90889SApple OSS Distributions }
33