xref: /xnu-10002.61.3/tests/port_exhaustion_client.c (revision 0f4c859e951fba394238ab619495c4e1d54d0f34)
1*0f4c859eSApple OSS Distributions #include <stdio.h>
2*0f4c859eSApple OSS Distributions #include <mach/mach.h>
3*0f4c859eSApple OSS Distributions #include <mach/message.h>
4*0f4c859eSApple OSS Distributions #include <unistd.h>
5*0f4c859eSApple OSS Distributions #include <assert.h>
6*0f4c859eSApple OSS Distributions #include <string.h>
7*0f4c859eSApple OSS Distributions #include <stdlib.h>
8*0f4c859eSApple OSS Distributions 
9*0f4c859eSApple OSS Distributions static inline mach_port_type_t
get_port_type(mach_port_t mp)10*0f4c859eSApple OSS Distributions get_port_type(mach_port_t mp)
11*0f4c859eSApple OSS Distributions {
12*0f4c859eSApple OSS Distributions 	mach_port_type_t type = 0;
13*0f4c859eSApple OSS Distributions 	mach_port_type(mach_task_self(), mp, &type);
14*0f4c859eSApple OSS Distributions 	return type;
15*0f4c859eSApple OSS Distributions }
16*0f4c859eSApple OSS Distributions 
17*0f4c859eSApple OSS Distributions int
main()18*0f4c859eSApple OSS Distributions main()
19*0f4c859eSApple OSS Distributions {
20*0f4c859eSApple OSS Distributions 	mach_port_t port = MACH_PORT_NULL;
21*0f4c859eSApple OSS Distributions 	kern_return_t retval = KERN_SUCCESS;
22*0f4c859eSApple OSS Distributions 
23*0f4c859eSApple OSS Distributions 	mach_port_t task = mach_task_self();
24*0f4c859eSApple OSS Distributions 
25*0f4c859eSApple OSS Distributions 	printf("Starting the receive right allocation loop\n");
26*0f4c859eSApple OSS Distributions 	int i = 0;
27*0f4c859eSApple OSS Distributions 	while (!retval) {
28*0f4c859eSApple OSS Distributions 		retval = mach_port_allocate(task, MACH_PORT_RIGHT_RECEIVE, &port);
29*0f4c859eSApple OSS Distributions 		assert(retval == 0);
30*0f4c859eSApple OSS Distributions 		//printf("%d. allocate a port=[%d]\n", i, port);
31*0f4c859eSApple OSS Distributions 		assert(get_port_type(port) == MACH_PORT_TYPE_RECEIVE);
32*0f4c859eSApple OSS Distributions 		i++;
33*0f4c859eSApple OSS Distributions 	}
34*0f4c859eSApple OSS Distributions 
35*0f4c859eSApple OSS Distributions 	exit(1);
36*0f4c859eSApple OSS Distributions }
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