xref: /xnu-12377.81.4/tests/port_exhaustion_client.c (revision 043036a2b3718f7f0be807e2870f8f47d3fa0796)
1*043036a2SApple OSS Distributions #include <stdio.h>
2*043036a2SApple OSS Distributions #include <mach/mach.h>
3*043036a2SApple OSS Distributions #include <mach/message.h>
4*043036a2SApple OSS Distributions #include <unistd.h>
5*043036a2SApple OSS Distributions #include <assert.h>
6*043036a2SApple OSS Distributions #include <string.h>
7*043036a2SApple OSS Distributions #include <stdlib.h>
8*043036a2SApple OSS Distributions 
9*043036a2SApple OSS Distributions static inline mach_port_type_t
get_port_type(mach_port_t mp)10*043036a2SApple OSS Distributions get_port_type(mach_port_t mp)
11*043036a2SApple OSS Distributions {
12*043036a2SApple OSS Distributions 	mach_port_type_t type = 0;
13*043036a2SApple OSS Distributions 	mach_port_type(mach_task_self(), mp, &type);
14*043036a2SApple OSS Distributions 	return type;
15*043036a2SApple OSS Distributions }
16*043036a2SApple OSS Distributions 
17*043036a2SApple OSS Distributions int
main()18*043036a2SApple OSS Distributions main()
19*043036a2SApple OSS Distributions {
20*043036a2SApple OSS Distributions 	mach_port_t port = MACH_PORT_NULL;
21*043036a2SApple OSS Distributions 	kern_return_t retval = KERN_SUCCESS;
22*043036a2SApple OSS Distributions 
23*043036a2SApple OSS Distributions 	mach_port_t task = mach_task_self();
24*043036a2SApple OSS Distributions 
25*043036a2SApple OSS Distributions 	printf("Starting the receive right allocation loop\n");
26*043036a2SApple OSS Distributions 	int i = 0;
27*043036a2SApple OSS Distributions 	while (!retval) {
28*043036a2SApple OSS Distributions 		retval = mach_port_allocate(task, MACH_PORT_RIGHT_RECEIVE, &port);
29*043036a2SApple OSS Distributions 		assert(retval == 0);
30*043036a2SApple OSS Distributions 		//printf("%d. allocate a port=[%d]\n", i, port);
31*043036a2SApple OSS Distributions 		assert(get_port_type(port) == MACH_PORT_TYPE_RECEIVE);
32*043036a2SApple OSS Distributions 		i++;
33*043036a2SApple OSS Distributions 	}
34*043036a2SApple OSS Distributions 
35*043036a2SApple OSS Distributions 	exit(1);
36*043036a2SApple OSS Distributions }
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