xref: /aosp_15_r20/external/selinux/libselinux/utils/getpolicyload.c (revision 2d543d20722ada2425b5bdab9d0d1d29470e7bba)
1*2d543d20SAndroid Build Coastguard Worker #include <stdio.h>
2*2d543d20SAndroid Build Coastguard Worker #include <stdlib.h>
3*2d543d20SAndroid Build Coastguard Worker 
4*2d543d20SAndroid Build Coastguard Worker #include <selinux/avc.h>
5*2d543d20SAndroid Build Coastguard Worker 
6*2d543d20SAndroid Build Coastguard Worker 
main(int argc,char * argv[])7*2d543d20SAndroid Build Coastguard Worker int main(int argc __attribute__ ((unused)),
8*2d543d20SAndroid Build Coastguard Worker          char* argv[] __attribute__ ((unused))) {
9*2d543d20SAndroid Build Coastguard Worker 	int rc;
10*2d543d20SAndroid Build Coastguard Worker 
11*2d543d20SAndroid Build Coastguard Worker 	/*
12*2d543d20SAndroid Build Coastguard Worker 	* Do not use netlink as fallback, since selinux_status_policyload(3)
13*2d543d20SAndroid Build Coastguard Worker 	* works only after a first message has been received.
14*2d543d20SAndroid Build Coastguard Worker 	*/
15*2d543d20SAndroid Build Coastguard Worker 	rc = selinux_status_open(/*fallback=*/0);
16*2d543d20SAndroid Build Coastguard Worker 	if (rc < 0) {
17*2d543d20SAndroid Build Coastguard Worker 		fprintf(stderr, "%s:  failed to open SELinux status map:  %m\n", argv[0]);
18*2d543d20SAndroid Build Coastguard Worker 		return EXIT_FAILURE;
19*2d543d20SAndroid Build Coastguard Worker 	}
20*2d543d20SAndroid Build Coastguard Worker 
21*2d543d20SAndroid Build Coastguard Worker 	rc = selinux_status_policyload();
22*2d543d20SAndroid Build Coastguard Worker 	if (rc < 0)
23*2d543d20SAndroid Build Coastguard Worker 		fprintf(stderr, "%s:  failed to read policyload from SELinux status page:  %m\n", argv[0]);
24*2d543d20SAndroid Build Coastguard Worker 	else
25*2d543d20SAndroid Build Coastguard Worker 		printf("%d\n", rc);
26*2d543d20SAndroid Build Coastguard Worker 
27*2d543d20SAndroid Build Coastguard Worker 	selinux_status_close();
28*2d543d20SAndroid Build Coastguard Worker 
29*2d543d20SAndroid Build Coastguard Worker 	return (rc < 0) ? EXIT_FAILURE : EXIT_SUCCESS;
30*2d543d20SAndroid Build Coastguard Worker }
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