release/src/router/dropbear/runopts.h

   1 /*
   2  * Dropbear - a SSH2 server
   3  *
   4  * Copyright (c) 2002,2003 Matt Johnston
   5  * All rights reserved.
   6  *
   7  * Permission is hereby granted, free of charge, to any person obtaining a copy
   8  * of this software and associated documentation files (the "Software"), to deal
   9  * in the Software without restriction, including without limitation the rights
  10  * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
  11  * copies of the Software, and to permit persons to whom the Software is
  12  * furnished to do so, subject to the following conditions:
  13  *
  14  * The above copyright notice and this permission notice shall be included in
  15  * all copies or substantial portions of the Software.
  16  *
  17  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
  18  * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
  19  * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
  20  * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
  21  * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
  22  * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
  23  * SOFTWARE. */
  24
  25 #ifndef _RUNOPTS_H_
  26 #define _RUNOPTS_H_
  27
  28 #include "includes.h"
  29 #include "signkey.h"
  30 #include "buffer.h"
  31 #include "auth.h"
  32 #include "tcpfwd.h"
  33
  34 typedef struct runopts {
  35
  36 #if defined(ENABLE_SVR_REMOTETCPFWD) || defined(ENABLE_CLI_LOCALTCPFWD)
  37         int listen_fwd_all;
  38 #endif
  39         unsigned int recv_window;
  40         time_t keepalive_secs; /* Time between sending keepalives. 0 is off */
  41         time_t idle_timeout_secs; /* Exit if no traffic is sent/received in this time */
  42
  43 #ifndef DISABLE_ZLIB
  44         /* TODO: add a commandline flag. Currently this is on by default if compression
  45          * is compiled in, but disabled for a client's non-final multihop stages. (The
  46          * intermediate stages are compressed streams, so are uncompressible. */
  47         enum {
  48                 DROPBEAR_COMPRESS_DELAYED, /* Server only */
  49                 DROPBEAR_COMPRESS_ON,
  50                 DROPBEAR_COMPRESS_OFF,
  51         } compress_mode;
  52 #endif
  53
  54 #ifdef ENABLE_USER_ALGO_LIST
  55         char *cipher_list;
  56         char *mac_list;
  57 #endif
  58
  59 } runopts;
  60
  61 extern runopts opts;
  62
  63 int readhostkey(const char * filename, sign_key * hostkey,
  64         enum signkey_type *type);
  65 void load_all_hostkeys();
  66
  67 typedef struct svr_runopts {
  68
  69         char * bannerfile;
  70
  71         int forkbg;
  72         int usingsyslog;
  73
  74         /* ports is an array of the portcount listening ports */
  75         char *ports[DROPBEAR_MAX_PORTS];
  76         unsigned int portcount;
  77         char *addresses[DROPBEAR_MAX_PORTS];
  78
  79         int inetdmode;
  80
  81         /* Flags indicating whether to use ipv4 and ipv6 */
  82         /* not used yet
  83         int ipv4;
  84         int ipv6;
  85         */
  86
  87 #ifdef DO_MOTD
  88         /* whether to print the MOTD */
  89         int domotd;
  90 #endif
  91
  92         int norootlogin;
  93
  94         int noauthpass;
  95         int norootpass;
  96         int allowblankpass;
  97
  98 #ifdef ENABLE_SVR_REMOTETCPFWD
  99         int noremotetcp;
 100 #endif
 101 #ifdef ENABLE_SVR_LOCALTCPFWD
 102         int nolocaltcp;
 103 #endif
 104
 105         sign_key *hostkey;
 106
 107         int delay_hostkey;
 108
 109         char *hostkey_files[MAX_HOSTKEYS];
 110         int num_hostkey_files;
 111
 112         buffer * banner;
 113         char * pidfile;
 114
 115 } svr_runopts;
 116
 117 extern svr_runopts svr_opts;
 118
 119 void svr_getopts(int argc, char ** argv);
 120 void loadhostkeys();
 121
 122 typedef struct cli_runopts {
 123
 124         char *progname;
 125         char *remotehost;
 126         char *remoteport;
 127
 128         char *own_user;
 129         char *username;
 130
 131         char *cmd;
 132         int wantpty;
 133         int always_accept_key;
 134         int no_hostkey_check;
 135         int no_cmd;
 136         int backgrounded;
 137         int is_subsystem;
 138 #ifdef ENABLE_CLI_PUBKEY_AUTH
 139         m_list *privkeys; /* Keys to use for public-key auth */
 140 #endif
 141 #ifdef ENABLE_CLI_REMOTETCPFWD
 142         m_list * remotefwds;
 143 #endif
 144 #ifdef ENABLE_CLI_LOCALTCPFWD
 145         m_list * localfwds;
 146 #endif
 147 #ifdef ENABLE_CLI_AGENTFWD
 148         int agent_fwd;
 149         int agent_keys_loaded; /* whether pubkeys has been populated with a
 150                                                           list of keys held by the agent */
 151         int agent_fd; /* The agent fd is only set during authentication. Forwarded
 152                          agent sessions have their own file descriptors */
 153 #endif
 154
 155 #ifdef ENABLE_CLI_NETCAT
 156         char *netcat_host;
 157         unsigned int netcat_port;
 158 #endif
 159 #ifdef ENABLE_CLI_PROXYCMD
 160         char *proxycmd;
 161 #endif
 162 } cli_runopts;
 163
 164 extern cli_runopts cli_opts;
 165 void cli_getopts(int argc, char ** argv);
 166
 167 #ifdef ENABLE_USER_ALGO_LIST
 168 void parse_ciphers_macs();
 169 #endif
 170
 171 void print_version(void);
 172
 173 #endif /* _RUNOPTS_H_ */