crda: move regdbprint to its own helper

We'll later move this to reglib but first we have
to clean up the print utility to make it more general.

Signed-off-by: Luis R. Rodriguez <mcgrof@do-not-panic.com>

1 files changed, 17 insertions, 8 deletions

diff --git a/regdbdump.c b/regdbdump.c
index ea14730..edf3e7c 100644
--- a/regdbdump.c
+++ b/regdbdump.c
@@ -2,26 +2,35 @@
 #include <errno.h>
 #include "reglib.h"
 
-int main(int argc, char **argv)
+static int reglib_regdbdump(char *regdb_file)
 {
 	const struct ieee80211_regdomain *rd = NULL;
 	unsigned int idx = 0;
 
-	if (argc != 2) {
-		fprintf(stderr, "Usage: %s <filename>\n", argv[0]);
-		return 2;
-	}
-
-	reglib_for_each_country(rd, idx, argv[1]) {
+	reglib_for_each_country(rd, idx, regdb_file) {
 		reglib_print_regdom(rd);
 		free((struct ieee80211_regdomain *) rd);
 	}
 
 	if (!idx) {
-		printf("Invalid or empty regulatory file, note: "
+		fprintf(stderr, "Invalid or empty regulatory file, note: "
 		       "a binary regulatory file should be used.\n");
 		return -EINVAL;
 	}
 
 	return 0;
 }
+
+int main(int argc, char **argv)
+{
+	int r;
+
+	if (argc != 2) {
+		fprintf(stderr, "Usage: %s <regulatory-binary-file>\n", argv[0]);
+		return 2;
+	}
+
+	r = reglib_regdbdump(argv[1]);
+
+	return r;
+}