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Commit	Line	Data
	1	#ifdef T_NAMESPACE
	2	#undef T_NAMESPACE
	3	#endif
	4	#define T_NAMESPACE "xnu.ipc"
	5	#include <darwintest.h>
	6	#include <mach/mach.h>
	7	#include <stdlib.h>
	8	#include <stdio.h>
	9
	10
	11	T_DECL(mach_port_mod_refs, "mach_port_mod_refs"){
	12	mach_port_t port_set;
	13	mach_port_t port;
	14	int ret;
	15
	16	ret = mach_port_allocate(mach_task_self(), MACH_PORT_RIGHT_PORT_SET, &port_set);
	17	T_ASSERT_MACH_SUCCESS(ret, "mach_port_allocate MACH_PORT_RIGHT_PORT_SET");
	18
	19	ret = mach_port_allocate(mach_task_self(), MACH_PORT_RIGHT_RECEIVE, &port);
	20	T_ASSERT_MACH_SUCCESS(ret, "mach_port_allocate MACH_PORT_RIGHT_RECEIVE");
	21
	22
	23	/*
	24	* Test all known variants of port rights on each type of port
	25	*/
	26
	27	/* can't subtract a send right if it doesn't exist */
	28	ret = mach_port_mod_refs(mach_task_self(), port, MACH_PORT_RIGHT_SEND, -1);
	29	T_ASSERT_EQ(ret, KERN_INVALID_RIGHT, "mach_port_mod_refs SEND: -1 on a RECV right");
	30
	31	/* can't subtract a send once right if it doesn't exist */
	32	ret = mach_port_mod_refs(mach_task_self(), port, MACH_PORT_RIGHT_SEND_ONCE, -1);
	33	T_ASSERT_EQ(ret, KERN_INVALID_RIGHT, "mach_port_mod_refs SEND_ONCE: -1 on a RECV right");
	34
	35	/* can't subtract a PORT SET right if it's not a port set */
	36	ret = mach_port_mod_refs(mach_task_self(), port, MACH_PORT_RIGHT_PORT_SET, -1);
	37	T_ASSERT_EQ(ret, KERN_INVALID_RIGHT, "mach_port_mod_refs PORT_SET: -1 on a RECV right");
	38
	39	/* can't subtract a dead name right if it doesn't exist */
	40	ret = mach_port_mod_refs(mach_task_self(), port, MACH_PORT_RIGHT_DEAD_NAME, -1);
	41	T_ASSERT_EQ(ret, KERN_INVALID_RIGHT, "mach_port_mod_refs DEAD_NAME: -1 on a RECV right");
	42
	43	/* can't subtract a LABELH right if it doesn't exist */
	44	ret = mach_port_mod_refs(mach_task_self(), port, MACH_PORT_RIGHT_LABELH, -1);
	45	T_ASSERT_EQ(ret, KERN_INVALID_RIGHT, "mach_port_mod_refs LABELH: -1 on a RECV right");
	46
	47	/* can't subtract an invalid right-type */
	48	ret = mach_port_mod_refs(mach_task_self(), port, MACH_PORT_RIGHT_NUMBER, -1);
	49	T_ASSERT_EQ(ret, KERN_INVALID_VALUE, "mach_port_mod_refs NUMBER: -1 on a RECV right");
	50
	51	/* can't subtract an invalid right-type */
	52	ret = mach_port_mod_refs(mach_task_self(), port, MACH_PORT_RIGHT_NUMBER + 1, -1);
	53	T_ASSERT_EQ(ret, KERN_INVALID_VALUE, "mach_port_mod_refs NUMBER+1: -1 on a RECV right");
	54
	55
	56	/* can't subtract a send right if it doesn't exist */
	57	ret = mach_port_mod_refs(mach_task_self(), port_set, MACH_PORT_RIGHT_SEND, -1);
	58	T_ASSERT_EQ(ret, KERN_INVALID_RIGHT, "mach_port_mod_refs SEND: -1 on a PORT_SET right");
	59
	60	/* can't subtract a send once right if it doesn't exist */
	61	ret = mach_port_mod_refs(mach_task_self(), port_set, MACH_PORT_RIGHT_SEND_ONCE, -1);
	62	T_ASSERT_EQ(ret, KERN_INVALID_RIGHT, "mach_port_mod_refs SEND_ONCE: -1 on a PORT_SET right");
	63
	64	/* can't subtract a receive right if it's a port set */
	65	ret = mach_port_mod_refs(mach_task_self(), port_set, MACH_PORT_RIGHT_RECEIVE, -1);
	66	T_ASSERT_EQ(ret, KERN_INVALID_RIGHT, "mach_port_mod_refs RECV: -1 on a PORT_SET right");
	67
	68	/* can't subtract a dead name right if it doesn't exist */
	69	ret = mach_port_mod_refs(mach_task_self(), port_set, MACH_PORT_RIGHT_DEAD_NAME, -1);
	70	T_ASSERT_EQ(ret, KERN_INVALID_RIGHT, "mach_port_mod_refs DEAD_NAME: -1 on a PORT_SET right");
	71
	72	/* can't subtract a LABELH right if it doesn't exist */
	73	ret = mach_port_mod_refs(mach_task_self(), port_set, MACH_PORT_RIGHT_LABELH, -1);
	74	T_ASSERT_EQ(ret, KERN_INVALID_RIGHT, "mach_port_mod_refs LABELH: -1 on a PORT_SET right");
	75
	76	/* can't subtract an invalid right-type */
	77	ret = mach_port_mod_refs(mach_task_self(), port_set, MACH_PORT_RIGHT_NUMBER, -1);
	78	T_ASSERT_EQ(ret, KERN_INVALID_VALUE, "mach_port_mod_refs NUMBER: -1 on a PORT_SET right");
	79
	80	/* can't subtract an invalid right-type */
	81	ret = mach_port_mod_refs(mach_task_self(), port_set, MACH_PORT_RIGHT_NUMBER + 1, -1);
	82	T_ASSERT_EQ(ret, KERN_INVALID_VALUE, "mach_port_mod_refs NUMBER+1: -1 on a PORT_SET right");
	83
	84	/*
	85	* deallocate the ports/sets
	86	*/
	87	ret= mach_port_mod_refs(mach_task_self(), port_set, MACH_PORT_RIGHT_PORT_SET, -1);
	88	T_ASSERT_MACH_SUCCESS(ret, "mach_port_mod_refs(PORT_SET, -1)");
	89
	90	ret= mach_port_mod_refs(mach_task_self(), port, MACH_PORT_RIGHT_RECEIVE, -1);
	91	T_ASSERT_MACH_SUCCESS(ret, "mach_port_mod_refs(RECV_RIGHT, -1)");
	92	}