Create function zsock_sendmem

Helper method to ease sending a chunk of memory with a zsock.

Author: ahhentz

include/zsock.h

@@ -163,6 +163,11 @@ CZMQ_EXPORT const char *
 CZMQ_EXPORT int
     zsock_send (zsock_t *self, zmsg_t **msg_p);
 
+//  Send data over a socket as a single message frame.
+//  Returns -1 on error, 0 on success
+CZMQ_EXPORT int
+    zsock_sendmem (zsock_t *self, const void *data, size_t size);
+
 //  Receive a zmsg message from the socket. Returns NULL if the process was
 //  interrupted before the message could be received, or if a receive timeout
 //  expired.

src/zsock.c

@@ -468,6 +468,21 @@ zsock_send (zsock_t *self, zmsg_t **msg_p)
 }
 
 
+//  --------------------------------------------------------------------------
+//  Send data over a socket as a single message frame.
+//  Returns -1 on error, 0 on success
+
+int
+zsock_sendmem (zsock_t *self, const void *data, size_t size)
+{
+    assert (self);
+    assert (data);
+    zmsg_t *msg = zmsg_new ();
+    zmsg_addmem (msg, data, size);
+    return zmsg_send (&msg, self);
+}
+
+
 //  --------------------------------------------------------------------------
 //  Receive a zmsg message from the socket. Returns NULL if the process was
 //  interrupted before the message could be received, or if a receive timeout