Add reverse_lookup() function which does a more proper (verified) DNS

reverse lookup. (Code copied from OpenSSH instead of redoing it
poorly.)

1 files changed, 4 insertions, 0 deletions

diff --git a/lib/misc.h b/lib/misc.h
index 581e7a76..953abc25 100644
--- a/lib/misc.h
+++ b/lib/misc.h
@@ -28,6 +28,7 @@
 
 #include <gmodule.h>
 #include <time.h>
+#include <sys/socket.h>
 
 struct ns_srv_reply {
 	int prio;
@@ -142,6 +143,9 @@ G_MODULE_EXPORT int bool2int(char *value);
 G_MODULE_EXPORT struct ns_srv_reply **srv_lookup(char *service, char *protocol, char *domain);
 G_MODULE_EXPORT void srv_free(struct ns_srv_reply **srv);
 
+G_MODULE_EXPORT char *reverse_lookup(const struct sockaddr *from_, const socklen_t fromlen_);
+G_MODULE_EXPORT void ipv64_normalise_mapped(struct sockaddr_storage *addr, socklen_t *len);
+
 G_MODULE_EXPORT char *word_wrap(const char *msg, int line_len);
 G_MODULE_EXPORT gboolean ssl_sockerr_again(void *ssl);
 G_MODULE_EXPORT int md5_verify_password(char *password, char *hash);