1*a325d9c4SApple OSS Distributions #include <stdio.h>
2*a325d9c4SApple OSS Distributions #include <mach/mach.h>
3*a325d9c4SApple OSS Distributions #include <mach/message.h>
4*a325d9c4SApple OSS Distributions #include <darwintest.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 static inline mach_port_type_t
get_port_type(mach_port_t mp)13*a325d9c4SApple OSS Distributions get_port_type(mach_port_t mp)
14*a325d9c4SApple OSS Distributions {
15*a325d9c4SApple OSS Distributions mach_port_type_t type;
16*a325d9c4SApple OSS Distributions T_QUIET;
17*a325d9c4SApple OSS Distributions T_ASSERT_MACH_SUCCESS(mach_port_type(mach_task_self(), mp, &type),
18*a325d9c4SApple OSS Distributions "mach_port_type(mP)");
19*a325d9c4SApple OSS Distributions return type;
20*a325d9c4SApple OSS Distributions }
21*a325d9c4SApple OSS Distributions
22*a325d9c4SApple OSS Distributions T_DECL(mach_port_insert_right, "insert send right for an existing right", T_META_CHECK_LEAKS(false))
23*a325d9c4SApple OSS Distributions {
24*a325d9c4SApple OSS Distributions mach_port_t port = MACH_PORT_NULL;
25*a325d9c4SApple OSS Distributions mach_port_t port2 = MACH_PORT_NULL;
26*a325d9c4SApple OSS Distributions kern_return_t retval;
27*a325d9c4SApple OSS Distributions
28*a325d9c4SApple OSS Distributions mach_port_t task = mach_task_self();
29*a325d9c4SApple OSS Distributions
30*a325d9c4SApple OSS Distributions retval = mach_port_allocate(task, MACH_PORT_RIGHT_RECEIVE, &port);
31*a325d9c4SApple OSS Distributions T_ASSERT_MACH_SUCCESS(retval, "allocate a port=[%d]", port);
32*a325d9c4SApple OSS Distributions
33*a325d9c4SApple OSS Distributions T_ASSERT_EQ(get_port_type(port), MACH_PORT_TYPE_RECEIVE,
34*a325d9c4SApple OSS Distributions "0x%x should be a receive right", port);
35*a325d9c4SApple OSS Distributions
36*a325d9c4SApple OSS Distributions retval = mach_port_insert_right(task, port, port, MACH_MSG_TYPE_MAKE_SEND);
37*a325d9c4SApple OSS Distributions T_ASSERT_MACH_SUCCESS(retval, "insert a send right for port=[%d] with name=[%d]", port, port);
38*a325d9c4SApple OSS Distributions T_ASSERT_EQ(get_port_type(port), MACH_PORT_TYPE_RECEIVE | MACH_PORT_TYPE_SEND,
39*a325d9c4SApple OSS Distributions "0x%x should be a send-receive right", port);
40*a325d9c4SApple OSS Distributions
41*a325d9c4SApple OSS Distributions mach_port_name_t name = 123;
42*a325d9c4SApple OSS Distributions /* 0x7B, lower two bits are 0b11 which is valid gen number, but index is invalid (0) */
43*a325d9c4SApple OSS Distributions retval = mach_port_insert_right(task, name, port, MACH_MSG_TYPE_MAKE_SEND);
44*a325d9c4SApple OSS Distributions T_ASSERT_MACH_ERROR(retval, KERN_FAILURE, "insert a send right for port=[%d] with name=[%d]", port, name);
45*a325d9c4SApple OSS Distributions
46*a325d9c4SApple OSS Distributions name = 122;
47*a325d9c4SApple OSS Distributions /* invalid gen number, should return KERN_INVALID_VALUE */
48*a325d9c4SApple OSS Distributions retval = mach_port_insert_right(task, name, port, MACH_MSG_TYPE_MAKE_SEND);
49*a325d9c4SApple OSS Distributions T_ASSERT_MACH_ERROR(retval, KERN_INVALID_VALUE, "insert a send right for port=[%d] with name=[%d]", port, name);
50*a325d9c4SApple OSS Distributions
51*a325d9c4SApple OSS Distributions retval = mach_port_allocate(task, MACH_PORT_RIGHT_RECEIVE, &port2);
52*a325d9c4SApple OSS Distributions T_ASSERT_MACH_SUCCESS(retval, "allocate a port=[%d]", port2);
53*a325d9c4SApple OSS Distributions
54*a325d9c4SApple OSS Distributions T_ASSERT_EQ(get_port_type(port2), MACH_PORT_TYPE_RECEIVE,
55*a325d9c4SApple OSS Distributions "0x%x should be a receive right", port2);
56*a325d9c4SApple OSS Distributions
57*a325d9c4SApple OSS Distributions name = port;
58*a325d9c4SApple OSS Distributions retval = mach_port_insert_right(task, name, port2, MACH_MSG_TYPE_MAKE_SEND);
59*a325d9c4SApple OSS Distributions T_ASSERT_MACH_ERROR(retval, KERN_RIGHT_EXISTS, "insert a send right for port=[%d] with name=[%d]", port2, name);
60*a325d9c4SApple OSS Distributions }
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