1 files changed, 51 insertions, 0 deletions
diff --git a/src/check_subid_range.c b/src/check_subid_range.c
new file mode 100644
index 0000000..38703b6
--- /dev/null
+++ b/src/check_subid_range.c
@@ -0,0 +1,51 @@
+// This program is for testing purposes only.
+// usage is "[program] owner [u|g] start count
+// Exits 0 if owner has subid range starting start, of size count
+// Exits 1 otherwise.
+
+#include <config.h>
+#include <stdio.h>
+#include <string.h>
+#include <errno.h>
+#include <stdbool.h>
+#include <stdlib.h>
+#include <sys/types.h>
+#include <sys/stat.h>
+#include <fcntl.h>
+#include "defines.h"
+#include "prototypes.h"
+#include "subordinateio.h"
+#include "idmapping.h"
+#include "shadowlog.h"
+
+const char *Prog;
+
+int main(int argc, char **argv)
+{
+	char *owner;
+	unsigned long start, count;
+	bool check_uids;
+	Prog = Basename (argv[0]);
+	log_set_progname(Prog);
+	log_set_logfd(stderr);
+
+	if (argc != 5)
+		exit(1);
+
+	owner = argv[1];
+	check_uids = argv[2][0] == 'u';
+	start = strtoul(argv[3], NULL, 10);
+	if (start == ULONG_MAX && errno == ERANGE)
+		exit(1);
+	count = strtoul(argv[4], NULL, 10);
+	if (count == ULONG_MAX && errno == ERANGE)
+		exit(1);
+	if (check_uids) {
+		if (have_sub_uids(owner, start, count))
+			exit(0);
+		exit(1);
+	}
+	if (have_sub_gids(owner, start, count))
+		exit(0);
+	exit(1);
+}