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shadow/src/get_subid_owners.c

45 lines
920 B

/* SPDX-License-Identifier: BSD-3-Clause */
#include <stdio.h>
#include "subid.h"
#include "stdlib.h"
#include "prototypes.h"
#include "shadowlog.h"
const char *Prog;
static void usage(void)
{
fprintf(stderr, "Usage: [-g] %s subuid\n", Prog);
fprintf(stderr, " list uids who own the given subuid\n");
fprintf(stderr, " pass -g to query a subgid\n");
exit(EXIT_FAILURE);
}
int main(int argc, char *argv[])
{
int i, n;
uid_t *uids;
Prog = Basename (argv[0]);
log_set_progname(Prog);
log_set_logfd(stderr);
if (argc < 2) {
usage();
}
if (argc == 3 && strcmp(argv[1], "-g") == 0)
n = subid_get_gid_owners(atoi(argv[2]), &uids);
else if (argc == 2 && strcmp(argv[1], "-h") == 0)
usage();
else
n = subid_get_uid_owners(atoi(argv[1]), &uids);
if (n < 0) {
fprintf(stderr, "No owners found\n");
exit(1);
}
for (i = 0; i < n; i++) {
printf("%d\n", uids[i]);
}
free(uids);
return 0;
}