aa907768af
- Deal with some signedness issues - Deal with some size issues - Deal with NULL pointer issues - Deal with some -Wunused issues Change-Id: I1479dd90d690084491bae3475f2c547833519a57
49 lines
1.1 KiB
C
49 lines
1.1 KiB
C
#include <stdio.h>
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#include <stdlib.h>
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#include <string.h>
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#include <unistd.h>
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#include <fcntl.h>
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#include <sys/stat.h>
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#include <sys/mman.h>
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#include <errno.h>
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#include <selinux/selinux.h>
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int load_policy_main(int argc, char **argv)
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{
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int fd, rc;
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struct stat sb;
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void *map;
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const char *path;
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if (argc != 2) {
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fprintf(stderr, "usage: %s policy-file\n", argv[0]);
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exit(1);
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}
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path = argv[1];
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fd = open(path, O_RDONLY);
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if (fd < 0) {
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fprintf(stderr, "Could not open %s: %s\n", path, strerror(errno));
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exit(2);
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}
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if (fstat(fd, &sb) < 0) {
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fprintf(stderr, "Could not stat %s: %s\n", path, strerror(errno));
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exit(3);
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}
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map = mmap(NULL, sb.st_size, PROT_READ, MAP_PRIVATE, fd, 0);
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if (map == MAP_FAILED) {
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fprintf(stderr, "Could not mmap %s: %s\n", path, strerror(errno));
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exit(4);
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}
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rc = security_load_policy(map, sb.st_size);
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if (rc < 0) {
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fprintf(stderr, "Could not load %s: %s\n", path, strerror(errno));
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exit(5);
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}
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munmap(map, sb.st_size);
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close(fd);
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exit(0);
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}
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