diff options
Diffstat (limited to 'plugin.h')
-rw-r--r-- | plugin.h | 101 |
1 files changed, 101 insertions, 0 deletions
diff --git a/plugin.h b/plugin.h new file mode 100644 index 0000000..7d710b0 --- /dev/null +++ b/plugin.h @@ -0,0 +1,101 @@ +/* + * 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) 2002-2005 OpenVPN Solutions LLC <info@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 + */ + +/* + * plug-in support, using dynamically loaded libraries + */ + +#ifndef OPENVPN_PLUGIN_H +#define OPENVPN_PLUGIN_H + +#include "openvpn-plugin.h" + +#ifdef ENABLE_PLUGIN + +#include "misc.h" + +#define MAX_PLUGINS 32 + +struct plugin_option { + const char *so_pathname; + const char *args; +}; + +struct plugin_option_list { + int n; + struct plugin_option plugins[MAX_PLUGINS]; +}; + +struct plugin { + const char *so_pathname; + unsigned int plugin_type_mask; +#if defined(USE_LIBDL) + void *handle; +#elif defined(USE_LOAD_LIBRARY) + HMODULE module; +#endif + openvpn_plugin_open_v1 open; + openvpn_plugin_func_v1 func; + openvpn_plugin_close_v1 close; + openvpn_plugin_abort_v1 abort; + + openvpn_plugin_handle_t plugin_handle; +}; + +struct plugin_list { + int n; + struct plugin plugins[MAX_PLUGINS]; +}; + +struct plugin_option_list *plugin_option_list_new (struct gc_arena *gc); +bool plugin_option_list_add (struct plugin_option_list *list, const char *so_pathname, const char *args); + +#ifdef ENABLE_DEBUG +void plugin_option_list_print (const struct plugin_option_list *list, int msglevel); +#endif + +struct plugin_list *plugin_list_open (const struct plugin_option_list *list, const struct env_set *es); +int plugin_call (const struct plugin_list *pl, const int type, const char *args, struct env_set *es); +void plugin_list_close (struct plugin_list *pl); +bool plugin_defined (const struct plugin_list *pl, const int type); + +#else + +struct plugin_list { int dummy; }; + +static inline bool +plugin_defined (const struct plugin_list *pl, const int type) +{ + return false; +} + +static inline int +plugin_call (const struct plugin_list *pl, const int type, const char *args, struct env_set *es) +{ + return 0; +} + +#endif /* ENABLE_PLUGIN */ + +#endif /* OPENVPN_PLUGIN_H */ |