xref: /xnu-8019.80.24/tests/task_is_self.c (revision a325d9c4a84054e40bbe985afedcb50ab80993ea)
1*a325d9c4SApple OSS Distributions #include <darwintest.h>
2*a325d9c4SApple OSS Distributions #include <mach/mach.h>
3*a325d9c4SApple OSS Distributions #include <mach/task.h>
4*a325d9c4SApple OSS Distributions #include <mach/mach_init.h>
5*a325d9c4SApple OSS Distributions 
6*a325d9c4SApple OSS Distributions T_GLOBAL_META(
7*a325d9c4SApple OSS Distributions 	T_META_NAMESPACE("xnu.ipc"),
8*a325d9c4SApple OSS Distributions 	T_META_RUN_CONCURRENTLY(TRUE),
9*a325d9c4SApple OSS Distributions 	T_META_RADAR_COMPONENT_NAME("xnu"),
10*a325d9c4SApple OSS Distributions 	T_META_RADAR_COMPONENT_VERSION("IPC"));
11*a325d9c4SApple OSS Distributions 
12*a325d9c4SApple OSS Distributions T_DECL(mach_task_is_self,
13*a325d9c4SApple OSS Distributions     "test task port comparison check")
14*a325d9c4SApple OSS Distributions {
15*a325d9c4SApple OSS Distributions 	mach_port_t self_insp, self_read, self_name, port;
16*a325d9c4SApple OSS Distributions 
17*a325d9c4SApple OSS Distributions 	T_ASSERT_MACH_SUCCESS(task_get_special_port(mach_task_self(), TASK_READ_PORT, &self_read), "task_get_special_port failed");
18*a325d9c4SApple OSS Distributions 	T_ASSERT_MACH_SUCCESS(task_get_special_port(mach_task_self(), TASK_INSPECT_PORT, &self_insp), "task_get_special_port failed");
19*a325d9c4SApple OSS Distributions 	T_ASSERT_MACH_SUCCESS(task_get_special_port(mach_task_self(), TASK_NAME_PORT, &self_name), "task_get_special_port failed");
20*a325d9c4SApple OSS Distributions 
21*a325d9c4SApple OSS Distributions 	T_ASSERT_MACH_SUCCESS(mach_port_allocate(mach_task_self(), MACH_PORT_RIGHT_RECEIVE, &port), "mach_port_allocate failed");
22*a325d9c4SApple OSS Distributions 
23*a325d9c4SApple OSS Distributions 	T_EXPECT_NE(self_read, self_insp, "read and inspect port should be different");
24*a325d9c4SApple OSS Distributions 	T_EXPECT_NE(self_read, mach_task_self(), "read and control port should be different");
25*a325d9c4SApple OSS Distributions 
26*a325d9c4SApple OSS Distributions 	T_EXPECT_EQ(1, mach_task_is_self(mach_task_self()), "control port should point to self");
27*a325d9c4SApple OSS Distributions 	T_EXPECT_EQ(1, mach_task_is_self(self_read), "read port should point to self");
28*a325d9c4SApple OSS Distributions 	T_EXPECT_EQ(1, mach_task_is_self(self_insp), "inspect port should point to self");
29*a325d9c4SApple OSS Distributions 	T_EXPECT_EQ(1, mach_task_is_self(self_name), "name port should point to self");
30*a325d9c4SApple OSS Distributions 	T_EXPECT_NE(1, mach_task_is_self(port), "_port_ should not point to self");
31*a325d9c4SApple OSS Distributions }
32