xref: /xnu-10063.101.15/tests/port_exhaustion_client.c (revision 94d3b452840153a99b38a3a9659680b2a006908e)
1*94d3b452SApple OSS Distributions #include <stdio.h>
2*94d3b452SApple OSS Distributions #include <mach/mach.h>
3*94d3b452SApple OSS Distributions #include <mach/message.h>
4*94d3b452SApple OSS Distributions #include <unistd.h>
5*94d3b452SApple OSS Distributions #include <assert.h>
6*94d3b452SApple OSS Distributions #include <string.h>
7*94d3b452SApple OSS Distributions #include <stdlib.h>
8*94d3b452SApple OSS Distributions 
9*94d3b452SApple OSS Distributions static inline mach_port_type_t
get_port_type(mach_port_t mp)10*94d3b452SApple OSS Distributions get_port_type(mach_port_t mp)
11*94d3b452SApple OSS Distributions {
12*94d3b452SApple OSS Distributions 	mach_port_type_t type = 0;
13*94d3b452SApple OSS Distributions 	mach_port_type(mach_task_self(), mp, &type);
14*94d3b452SApple OSS Distributions 	return type;
15*94d3b452SApple OSS Distributions }
16*94d3b452SApple OSS Distributions 
17*94d3b452SApple OSS Distributions int
main()18*94d3b452SApple OSS Distributions main()
19*94d3b452SApple OSS Distributions {
20*94d3b452SApple OSS Distributions 	mach_port_t port = MACH_PORT_NULL;
21*94d3b452SApple OSS Distributions 	kern_return_t retval = KERN_SUCCESS;
22*94d3b452SApple OSS Distributions 
23*94d3b452SApple OSS Distributions 	mach_port_t task = mach_task_self();
24*94d3b452SApple OSS Distributions 
25*94d3b452SApple OSS Distributions 	printf("Starting the receive right allocation loop\n");
26*94d3b452SApple OSS Distributions 	int i = 0;
27*94d3b452SApple OSS Distributions 	while (!retval) {
28*94d3b452SApple OSS Distributions 		retval = mach_port_allocate(task, MACH_PORT_RIGHT_RECEIVE, &port);
29*94d3b452SApple OSS Distributions 		assert(retval == 0);
30*94d3b452SApple OSS Distributions 		//printf("%d. allocate a port=[%d]\n", i, port);
31*94d3b452SApple OSS Distributions 		assert(get_port_type(port) == MACH_PORT_TYPE_RECEIVE);
32*94d3b452SApple OSS Distributions 		i++;
33*94d3b452SApple OSS Distributions 	}
34*94d3b452SApple OSS Distributions 
35*94d3b452SApple OSS Distributions 	exit(1);
36*94d3b452SApple OSS Distributions }
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