xref: /xnu-10063.121.3/tests/port_exhaustion_client.c (revision 2c2f96dc2b9a4408a43d3150ae9c105355ca3daa)
1*2c2f96dcSApple OSS Distributions #include <stdio.h>
2*2c2f96dcSApple OSS Distributions #include <mach/mach.h>
3*2c2f96dcSApple OSS Distributions #include <mach/message.h>
4*2c2f96dcSApple OSS Distributions #include <unistd.h>
5*2c2f96dcSApple OSS Distributions #include <assert.h>
6*2c2f96dcSApple OSS Distributions #include <string.h>
7*2c2f96dcSApple OSS Distributions #include <stdlib.h>
8*2c2f96dcSApple OSS Distributions 
9*2c2f96dcSApple OSS Distributions static inline mach_port_type_t
get_port_type(mach_port_t mp)10*2c2f96dcSApple OSS Distributions get_port_type(mach_port_t mp)
11*2c2f96dcSApple OSS Distributions {
12*2c2f96dcSApple OSS Distributions 	mach_port_type_t type = 0;
13*2c2f96dcSApple OSS Distributions 	mach_port_type(mach_task_self(), mp, &type);
14*2c2f96dcSApple OSS Distributions 	return type;
15*2c2f96dcSApple OSS Distributions }
16*2c2f96dcSApple OSS Distributions 
17*2c2f96dcSApple OSS Distributions int
main()18*2c2f96dcSApple OSS Distributions main()
19*2c2f96dcSApple OSS Distributions {
20*2c2f96dcSApple OSS Distributions 	mach_port_t port = MACH_PORT_NULL;
21*2c2f96dcSApple OSS Distributions 	kern_return_t retval = KERN_SUCCESS;
22*2c2f96dcSApple OSS Distributions 
23*2c2f96dcSApple OSS Distributions 	mach_port_t task = mach_task_self();
24*2c2f96dcSApple OSS Distributions 
25*2c2f96dcSApple OSS Distributions 	printf("Starting the receive right allocation loop\n");
26*2c2f96dcSApple OSS Distributions 	int i = 0;
27*2c2f96dcSApple OSS Distributions 	while (!retval) {
28*2c2f96dcSApple OSS Distributions 		retval = mach_port_allocate(task, MACH_PORT_RIGHT_RECEIVE, &port);
29*2c2f96dcSApple OSS Distributions 		assert(retval == 0);
30*2c2f96dcSApple OSS Distributions 		//printf("%d. allocate a port=[%d]\n", i, port);
31*2c2f96dcSApple OSS Distributions 		assert(get_port_type(port) == MACH_PORT_TYPE_RECEIVE);
32*2c2f96dcSApple OSS Distributions 		i++;
33*2c2f96dcSApple OSS Distributions 	}
34*2c2f96dcSApple OSS Distributions 
35*2c2f96dcSApple OSS Distributions 	exit(1);
36*2c2f96dcSApple OSS Distributions }
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