1 files changed, 7 insertions, 1 deletions
diff --git a/src/nng.h b/src/nng.h
index 0adadb39..556ffba3 100644
--- a/src/nng.h
+++ b/src/nng.h
@@ -67,7 +67,7 @@ typedef struct nng_stat *nng_stat_t;
  * error code on failure, or zero on success.  The socket starts in cooked
  * mode.
  */
-NNG_DECL int nng_socket_create(nng_socket_t *, int proto);
+NNG_DECL int nng_socket_create(nng_socket_t *, uint16_t proto);
 
 /*
  * nng_socket_close closes the socket, terminating all activity and
@@ -80,6 +80,12 @@ NNG_DECL int nng_socket_create(nng_socket_t *, int proto);
 NNG_DECL int nng_socket_close(nng_socket_t);
 
 /*
+ * nng_socket_protocol returns the protocol number the socket was created
+ * with.
+ */
+uint16_t nng_socket_protocol(nng_socket_t);
+
+/*
  * nng_socket_setopt sets an option for a specific socket.
  */
 NNG_DECL int nng_socket_setopt(nng_socket_t, int, void *, size_t);