release/src/router/openvpn/init.h

   1 /*
   2  *  OpenVPN -- An application to securely tunnel IP networks
   3  *             over a single TCP/UDP port, with support for SSL/TLS-based
   4  *             session authentication and key exchange,
   5  *             packet encryption, packet authentication, and
   6  *             packet compression.
   7  *
   8  *  Copyright (C) 2002-2009 OpenVPN Technologies, Inc. <sales@openvpn.net>
   9  *
  10  *  This program is free software; you can redistribute it and/or modify
  11  *  it under the terms of the GNU General Public License version 2
  12  *  as published by the Free Software Foundation.
  13  *
  14  *  This program is distributed in the hope that it will be useful,
  15  *  but WITHOUT ANY WARRANTY; without even the implied warranty of
  16  *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  17  *  GNU General Public License for more details.
  18  *
  19  *  You should have received a copy of the GNU General Public License
  20  *  along with this program (see the file COPYING included with this
  21  *  distribution); if not, write to the Free Software Foundation, Inc.,
  22  *  59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
  23  */
  24
  25 #ifndef INIT_H
  26 #define INIT_H
  27
  28 #include "openvpn.h"
  29
  30 /*
  31  * Baseline maximum number of events
  32  * to wait for.
  33  */
  34 #define BASE_N_EVENTS 4
  35
  36 void context_clear (struct context *c);
  37 void context_clear_1 (struct context *c);
  38 void context_clear_2 (struct context *c);
  39 void context_init_1 (struct context *c);
  40 void context_clear_all_except_first_time (struct context *c);
  41
  42 bool init_static (void);
  43
  44 void uninit_static (void);
  45
  46 #define IVM_LEVEL_1 (1<<0)
  47 #define IVM_LEVEL_2 (1<<1)
  48 void init_verb_mute (struct context *c, unsigned int flags);
  49
  50 void init_options_dev (struct options *options);
  51
  52 bool print_openssl_info (const struct options *options);
  53
  54 bool do_genkey (const struct options *options);
  55
  56 bool do_persist_tuntap (const struct options *options);
  57
  58 void pre_setup (const struct options *options);
  59
  60 void init_instance_handle_signals (struct context *c, const struct env_set *env, const unsigned int flags);
  61
  62 void init_instance (struct context *c, const struct env_set *env, const unsigned int flags);
  63
  64 void do_route (const struct options *options,
  65                struct route_list *route_list,
  66                const struct tuntap *tt,
  67                const struct plugin_list *plugins,
  68                struct env_set *es);
  69
  70 void close_instance (struct context *c);
  71
  72 bool do_test_crypto (const struct options *o);
  73
  74 void context_gc_free (struct context *c);
  75
  76 void do_up (struct context *c,
  77             bool pulled_options,
  78             unsigned int option_types_found);
  79
  80 unsigned int pull_permission_mask (const struct context *c);
  81
  82 const char *format_common_name (struct context *c, struct gc_arena *gc);
  83
  84 void reset_coarse_timers (struct context *c);
  85
  86 void do_deferred_options (struct context *c, const unsigned int found);
  87
  88 void inherit_context_child (struct context *dest,
  89                             const struct context *src);
  90
  91 void inherit_context_top (struct context *dest,
  92                           const struct context *src);
  93
  94 #define CC_GC_FREE          (1<<0)
  95 #define CC_USR1_TO_HUP      (1<<1)
  96 #define CC_HARD_USR1_TO_HUP (1<<2)
  97 #define CC_NO_CLOSE         (1<<3)
  98
  99 void close_context (struct context *c, int sig, unsigned int flags);
 100
 101 struct context_buffers *init_context_buffers (const struct frame *frame);
 102
 103 void free_context_buffers (struct context_buffers *b);
 104
 105 #define ISC_ERRORS (1<<0)
 106 #define ISC_SERVER (1<<1)
 107 void initialization_sequence_completed (struct context *c, const unsigned int flags);
 108
 109 #ifdef ENABLE_MANAGEMENT
 110
 111 void init_management (struct context *c);
 112 bool open_management (struct context *c);
 113 void close_management (void);
 114
 115 void management_show_net_callback (void *arg, const int msglevel);
 116
 117 #endif
 118
 119 void init_management_callback_p2p (struct context *c);
 120 void uninit_management_callback (void);
 121
 122 #ifdef ENABLE_PLUGIN
 123 void init_plugins (struct context *c);
 124 void open_plugins (struct context *c, const bool import_options, int init_point);
 125 #endif
 126
 127 #endif