xref: /xnu-11215.61.5/tests/port_exhaustion_client.c (revision 4f1223e81cd707a65cc109d0b8ad6653699da3c4)
1*4f1223e8SApple OSS Distributions #include <stdio.h>
2*4f1223e8SApple OSS Distributions #include <mach/mach.h>
3*4f1223e8SApple OSS Distributions #include <mach/message.h>
4*4f1223e8SApple OSS Distributions #include <unistd.h>
5*4f1223e8SApple OSS Distributions #include <assert.h>
6*4f1223e8SApple OSS Distributions #include <string.h>
7*4f1223e8SApple OSS Distributions #include <stdlib.h>
8*4f1223e8SApple OSS Distributions 
9*4f1223e8SApple OSS Distributions static inline mach_port_type_t
get_port_type(mach_port_t mp)10*4f1223e8SApple OSS Distributions get_port_type(mach_port_t mp)
11*4f1223e8SApple OSS Distributions {
12*4f1223e8SApple OSS Distributions 	mach_port_type_t type = 0;
13*4f1223e8SApple OSS Distributions 	mach_port_type(mach_task_self(), mp, &type);
14*4f1223e8SApple OSS Distributions 	return type;
15*4f1223e8SApple OSS Distributions }
16*4f1223e8SApple OSS Distributions 
17*4f1223e8SApple OSS Distributions int
main()18*4f1223e8SApple OSS Distributions main()
19*4f1223e8SApple OSS Distributions {
20*4f1223e8SApple OSS Distributions 	mach_port_t port = MACH_PORT_NULL;
21*4f1223e8SApple OSS Distributions 	kern_return_t retval = KERN_SUCCESS;
22*4f1223e8SApple OSS Distributions 
23*4f1223e8SApple OSS Distributions 	mach_port_t task = mach_task_self();
24*4f1223e8SApple OSS Distributions 
25*4f1223e8SApple OSS Distributions 	printf("Starting the receive right allocation loop\n");
26*4f1223e8SApple OSS Distributions 	int i = 0;
27*4f1223e8SApple OSS Distributions 	while (!retval) {
28*4f1223e8SApple OSS Distributions 		retval = mach_port_allocate(task, MACH_PORT_RIGHT_RECEIVE, &port);
29*4f1223e8SApple OSS Distributions 		assert(retval == 0);
30*4f1223e8SApple OSS Distributions 		//printf("%d. allocate a port=[%d]\n", i, port);
31*4f1223e8SApple OSS Distributions 		assert(get_port_type(port) == MACH_PORT_TYPE_RECEIVE);
32*4f1223e8SApple OSS Distributions 		i++;
33*4f1223e8SApple OSS Distributions 	}
34*4f1223e8SApple OSS Distributions 
35*4f1223e8SApple OSS Distributions 	exit(1);
36*4f1223e8SApple OSS Distributions }
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