tincctl: Use replace_name to properly replace and validate input hostnames

src/logger.h

@@ -65,6 +65,8 @@ enum {
 #endif
 #endif
 
+#include <stdbool.h>
+
 extern debug_t debug_level;
 extern bool logcontrol;
 extern void openlogger(const char *, logmode_t);

src/sptps_keypair.c

@@ -27,6 +27,14 @@
 
 static char *program_name;
 
+void logger(int level, int priority, const char *format, ...) {
+	va_list ap;
+	va_start(ap, format);
+	vfprintf(stderr, format, ap);
+	va_end(ap);
+	fputc('\n', stderr);
+}
+
 static void usage() {
 	fprintf(stderr, "Usage: %s [options] private_key_file public_key_file\n\n", program_name);
 	fprintf(stderr, "Valid options are:\n"

src/tincctl.c

@@ -1305,7 +1305,7 @@ char *get_my_name(bool verbose) {
 			continue;
 		if(*value) {
 			fclose(f);
-			return strdup(value);
+			return replace_name(value);
 		}
 	}
 

src/utils.c

@@ -18,11 +18,10 @@
     51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
 */
 
+#include "logger.h"
 #include "system.h"
-#include "xalloc.h"
-
-#include "../src/logger.h"
 #include "utils.h"
+#include "xalloc.h"
 
 static const char hexadecimals[] = "0123456789ABCDEF";
 static const char base64_original[] = "ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789+/";