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authorJakub Sławiński2004-05-31 22:05:30 +0200
committerJoshua Judson Rosen2014-07-17 21:14:58 +0200
commit6525baae022ea244e567e52487bd7a78984ff6a5 (patch)
tree21ac5cfe4c890f3100ce9f7e19be6ea5ac9a0fed /buflist.c
parentUpdate copyright statements. (diff)
downloadapf-6525baae022ea244e567e52487bd7a78984ff6a5.tar.gz
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
Diffstat (limited to 'buflist.c')
-rw-r--r--buflist.c69
1 files changed, 69 insertions, 0 deletions
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;
+}