diff options
Diffstat (limited to 'pool.h')
-rw-r--r-- | pool.h | 88 |
1 files changed, 88 insertions, 0 deletions
@@ -0,0 +1,88 @@ +/* + * OpenVPN -- An application to securely tunnel IP networks + * over a single TCP/UDP port, with support for SSL/TLS-based + * session authentication and key exchange, + * packet encryption, packet authentication, and + * packet compression. + * + * Copyright (C) 2002-2010 OpenVPN Technologies, Inc. <sales@openvpn.net> + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License version 2 + * as published by the Free Software Foundation. + * + * 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 (see the file COPYING included with this + * distribution); if not, write to the Free Software Foundation, Inc., + * 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA + */ + +#ifndef POOL_H +#define POOL_H + +#if P2MP + +/*#define IFCONFIG_POOL_TEST*/ + +#include "basic.h" +#include "status.h" + +#define IFCONFIG_POOL_MAX 65536 +#define IFCONFIG_POOL_MIN_NETBITS 16 + +#define IFCONFIG_POOL_30NET 0 +#define IFCONFIG_POOL_INDIV 1 + +struct ifconfig_pool_entry +{ + bool in_use; + char *common_name; + time_t last_release; + bool fixed; +}; + +struct ifconfig_pool +{ + in_addr_t base; + int size; + int type; + bool duplicate_cn; + struct ifconfig_pool_entry *list; +}; + +struct ifconfig_pool_persist +{ + struct status_output *file; + bool fixed; +}; + +typedef int ifconfig_pool_handle; + +struct ifconfig_pool *ifconfig_pool_init (int type, in_addr_t start, in_addr_t end, const bool duplicate_cn); + +void ifconfig_pool_free (struct ifconfig_pool *pool); + +bool ifconfig_pool_verify_range (const int msglevel, const in_addr_t start, const in_addr_t end); + +ifconfig_pool_handle ifconfig_pool_acquire (struct ifconfig_pool *pool, in_addr_t *local, in_addr_t *remote, const char *common_name); + +bool ifconfig_pool_release (struct ifconfig_pool* pool, ifconfig_pool_handle hand, const bool hard); + +struct ifconfig_pool_persist *ifconfig_pool_persist_init (const char *filename, int refresh_freq); +void ifconfig_pool_persist_close (struct ifconfig_pool_persist *persist); +bool ifconfig_pool_write_trigger (struct ifconfig_pool_persist *persist); + +void ifconfig_pool_read (struct ifconfig_pool_persist *persist, struct ifconfig_pool *pool); +void ifconfig_pool_write (struct ifconfig_pool_persist *persist, const struct ifconfig_pool *pool); + +#ifdef IFCONFIG_POOL_TEST +void ifconfig_pool_test (in_addr_t start, in_addr_t end); +#endif + +#endif +#endif |