From 5d65f87e6cdedc294f391b38f75f4b9e6913bcd8 Mon Sep 17 00:00:00 2001
From: Pekka Riikonen <priikone@silcnet.org>
Date: Mon, 19 Feb 2001 14:49:45 +0000
Subject: [PATCH] 	updataes.

---
 lib/silccore/silcsockconn.c | 16 +++++++++++++++-
 lib/silccore/silcsockconn.h |  7 +++++++
 2 files changed, 22 insertions(+), 1 deletion(-)

diff --git a/lib/silccore/silcsockconn.c b/lib/silccore/silcsockconn.c
index ebc2812e..3b5af118 100644
--- a/lib/silccore/silcsockconn.c
+++ b/lib/silccore/silcsockconn.c
@@ -39,13 +39,17 @@ void silc_socket_alloc(int sock, SilcSocketType type, void *user_data,
   (*new_socket)->flags = 0;
   (*new_socket)->inbuf = NULL;
   (*new_socket)->outbuf = NULL;
+  (*new_socket)->users++;
 }
 
 /* Free's the Socket connection object. */
 
 void silc_socket_free(SilcSocketConnection sock)
 {
-  if (sock) {
+  sock->users--;
+  SILC_LOG_DEBUG(("Socket %p refcnt %d->%d", sock, sock->users + 1,
+		  sock->users));
+  if (sock->users < 1) {
     silc_buffer_free(sock->inbuf);
     silc_buffer_free(sock->outbuf);
     if (sock->hb) {
@@ -59,6 +63,16 @@ void silc_socket_free(SilcSocketConnection sock)
   }
 }
 
+/* Increase the reference counter. */
+
+SilcSocketConnection silc_socket_dup(SilcSocketConnection sock)
+{
+  sock->users++;
+  SILC_LOG_DEBUG(("Socket %p refcnt %d->%d", sock, sock->users - 1,
+		  sock->users));
+  return sock;
+}
+
 /* Internal timeout callback to perform heartbeat */
 
 SILC_TASK_CALLBACK(silc_socket_heartbeat)
diff --git a/lib/silccore/silcsockconn.h b/lib/silccore/silcsockconn.h
index 9b190d1b..8a7967eb 100644
--- a/lib/silccore/silcsockconn.h
+++ b/lib/silccore/silcsockconn.h
@@ -86,6 +86,11 @@ typedef void (*SilcSocketConnectionHBCb)(SilcSocketConnection sock,
        indicate several different status that can affect the use of the
        socket object.
 
+   int users
+
+       Reference counter. When allocated it is set to one (1) and it won't
+       be freed until it hits zero (0).
+
    char *hostname
    char *ip
    unsigned short port
@@ -112,6 +117,7 @@ struct SilcSocketConnectionStruct {
   void *user_data;
   SilcProtocol protocol;
   unsigned int flags;
+  int users;
 
   char *hostname;
   char *ip;
@@ -160,6 +166,7 @@ struct SilcSocketConnectionHB {
 void silc_socket_alloc(int sock, SilcSocketType type, void *user_data,
 		       SilcSocketConnection *new_socket);
 void silc_socket_free(SilcSocketConnection sock);
+SilcSocketConnection silc_socket_dup(SilcSocketConnection sock);
 void silc_socket_set_heartbeat(SilcSocketConnection sock, 
 			       unsigned long heartbeat,
 			       void *hb_context,
-- 
2.24.0