From 6525baae022ea244e567e52487bd7a78984ff6a5 Mon Sep 17 00:00:00 2001
From: Jakub Sławiński
Date: Mon, 31 May 2004 22:05:30 +0200
Subject: v0.5.4

	- Fixed: default password incompatibilities
	- Modified: Server listening behaviour
	- Added: Module support for client's packet filtering
	- Modified: client behaviour after unsuccessful connection
	- Fixed: printing ipv6 addresses
	- Added: IP protocol family strict choice: 'ipv4' and 'ipv6'
	- Added: flow control / packet buffering
	- Fixed: signal handling
	- Fixed: client freeze in udp reverse mode with zlib enabled
---
 buflist.c | 69 +++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 69 insertions(+)
 create mode 100644 buflist.c

(limited to 'buflist.c')

diff --git a/buflist.c b/buflist.c
new file mode 100644
index 0000000..b128249
--- /dev/null
+++ b/buflist.c
@@ -0,0 +1,69 @@
+/*
+ * active port forwarder - software for secure forwarding
+ * Copyright (C) 2003,2004 jeremian <jeremian [at] poczta.fm>
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
+ *
+ */
+
+#include <stdlib.h>
+#include <string.h>
+
+#include "buflist.h"
+
+int
+insertblnode(blnodeT** headRef, int actptr, int msglen, unsigned char* buff)
+{
+        blnodeT* newnode, *lastnode;
+	lastnode = newnode = *headRef;
+	while (newnode) {
+		lastnode = newnode;
+		newnode = newnode->next;
+	}
+        newnode = calloc(1, sizeof(blnodeT));
+        newnode->next = NULL;
+	newnode->actptr = 0;
+	newnode->msglen = msglen - actptr;
+	newnode->buff = calloc(1, newnode->msglen);
+	if (newnode->buff == NULL)
+		return 1;
+	strncpy(newnode->buff, buff, newnode->msglen);
+	if (lastnode)
+		lastnode->next = newnode;
+	else
+		*headRef = newnode;
+	return 0;
+}
+
+int
+deleteblnode(blnodeT** headRef)
+{
+	blnodeT* node = *headRef;
+	if (*headRef == NULL)
+		return 1;
+        *headRef = node->next;
+        free(node->buff);
+        free(node);
+	return 0;
+}
+
+int
+freebuflist(blnodeT** headRef)
+{
+	while (*headRef) {
+		deleteblnode(headRef);
+	}
+	return 0;
+}
-- 
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