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#include <stdlib.h>
#include <stdio.h>
#include <string.h>
#include <errno.h>
#include <selinux/selinux.h>
#include <selinux/get_context_list.h>
int main(int argc, char **argv)
{
char *seuser = NULL, *level = NULL;
char **contextlist;
int rc, n, i;
if (argc != 3) {
fprintf(stderr, "usage: %s linuxuser fromcon\n", argv[0]);
return 1;
}
if (!is_selinux_enabled()) {
fprintf(stderr, "%s may be used only on a SELinux enabled kernel.\n", argv[0]);
return 4;
}
rc = getseuserbyname(argv[1], &seuser, &level);
if (rc) {
fprintf(stderr, "getseuserbyname failed: %s\n", strerror(errno));
return 2;
}
printf("seuser: %s, level %s\n", seuser, level);
rc = security_check_context(argv[2]);
if (rc) {
fprintf(stderr, "context '%s' is invalid\n", argv[2]);
free(seuser);
free(level);
return 5;
}
n = get_ordered_context_list_with_level(seuser, level, argv[2], &contextlist);
if (n < 0) {
fprintf(stderr, "get_ordered_context_list_with_level failed: %s\n", strerror(errno));
free(seuser);
free(level);
return 3;
}
free(seuser);
free(level);
if (n == 0)
printf("no valid context found\n");
for (i = 0; i < n; i++)
printf("Context %d\t%s\n", i, contextlist[i]);
freeconary(contextlist);
return EXIT_SUCCESS;
}
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