Move all source code to src/.

[tinc] / src / subnet.h

diff --git a/src/subnet.h b/src/subnet.h
new file mode 100644 (file)
index 0000000..5134ae2
--- /dev/null
+++ b/src/subnet.h
@@ -0,0 +1,90 @@
+/*
+    subnet.h -- subnet handling
+
+    Copyright (C) 2003-2004 Guus Sliepen <guus@tinc-vpn.org>,
+                  2003-2004 Ivo Timmermans <ivo@tinc-vpn.org>
+
+    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., 675 Mass Ave, Cambridge, MA 02139, USA.
+
+    $Id$
+*/
+
+#ifndef __SUBNET_H__
+#define __SUBNET_H__
+
+#include "rt/node.h"
+#include "support/avl.h"
+
+typedef struct mac {
+        uint8_t x[6];
+} mac_t;
+
+typedef struct ipv4 {
+        uint8_t x[4];
+} ipv4_t;
+
+typedef struct ipv6 {
+        uint16_t x[8];
+} ipv6_t;
+
+typedef enum subnet_type {
+       SUBNET_TYPE_MAC,
+       SUBNET_TYPE_IPV4,
+       SUBNET_TYPE_IPV6,
+} subnet_type_t;
+
+typedef struct subnet_mac {
+       mac_t address;
+} subnet_mac_t;
+
+typedef struct subnet_ipv4 {
+       ipv4_t address;
+       int prefixlength;
+} subnet_ipv4_t;
+
+typedef struct subnet_ipv6 {
+       ipv6_t address;
+       int prefixlength;
+} subnet_ipv6_t;
+
+typedef struct subnet {
+       struct node *owner;
+       struct timeval expires;
+
+       enum subnet_type type;
+
+       union net {
+               struct subnet_mac mac;
+               struct subnet_ipv4 ipv4;
+               struct subnet_ipv6 ipv6;
+       } net;
+} subnet_t;
+
+extern subnet_t *subnet_new(void) __attribute__ ((__malloc__));
+extern void subnet_free(struct subnet *);
+extern bool subnet_init(void);
+extern bool subnet_exit(void);
+extern avl_tree_t *subnet_tree_new(void) __attribute__ ((__malloc__));
+extern void subnet_tree_free(avl_tree_t *);
+extern void subnet_add(struct subnet *);
+extern void subnet_del(struct subnet *);
+extern char *net2str(const struct subnet *);
+extern struct subnet *str2net(const char *);
+extern struct subnet *subnet_get(const struct subnet *);
+extern struct subnet *subnet_get_mac(const struct mac *);
+extern struct subnet *subnet_get_ipv4(const struct ipv4 *);
+extern struct subnet *subnet_get_ipv6(const struct ipv6 *);
+
+#endif