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 DROPBEAR_RUNOPTS_H_
  26 #define DROPBEAR_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     || defined(ENABLE_CLI_REMOTETCPFWD)
  38         int listen_fwd_all;
  39 #endif
  40         unsigned int recv_window;
  41         time_t keepalive_secs; /* Time between sending keepalives. 0 is off */
  42         time_t idle_timeout_secs; /* Exit if no traffic is sent/received in this time */
  43         int usingsyslog;
  44
  45 #ifndef DISABLE_ZLIB
  46         /* TODO: add a commandline flag. Currently this is on by default if compression
  47          * is compiled in, but disabled for a client's non-final multihop stages. (The
  48          * intermediate stages are compressed streams, so are uncompressible. */
  49         enum {
  50                 DROPBEAR_COMPRESS_DELAYED, /* Server only */
  51                 DROPBEAR_COMPRESS_ON,
  52                 DROPBEAR_COMPRESS_OFF,
  53         } compress_mode;
  54 #endif
  55
  56 #ifdef ENABLE_USER_ALGO_LIST
  57         char *cipher_list;
  58         char *mac_list;
  59 #endif
  60
  61 } runopts;
  62
  63 extern runopts opts;
  64
  65 int readhostkey(const char * filename, sign_key * hostkey,
  66         enum signkey_type *type);
  67 void load_all_hostkeys(void);
  68
  69 typedef struct svr_runopts {
  70
  71         char * bannerfile;
  72
  73         int forkbg;
  74
  75         /* ports and addresses are arrays of the portcount
  76         listening ports. strings are malloced. */
  77         char *ports[DROPBEAR_MAX_PORTS];
  78         unsigned int portcount;
  79         char *addresses[DROPBEAR_MAX_PORTS];
  80
  81         int inetdmode;
  82
  83         /* Flags indicating whether to use ipv4 and ipv6 */
  84         /* not used yet
  85         int ipv4;
  86         int ipv6;
  87         */
  88
  89 #ifdef DO_MOTD
  90         /* whether to print the MOTD */
  91         int domotd;
  92 #endif
  93
  94         int norootlogin;
  95
  96         int noauthpass;
  97         int norootpass;
  98         int allowblankpass;
  99
 100 #ifdef ENABLE_SVR_REMOTETCPFWD
 101         int noremotetcp;
 102 #endif
 103 #ifdef ENABLE_SVR_LOCALTCPFWD
 104         int nolocaltcp;
 105 #endif
 106
 107         sign_key *hostkey;
 108
 109         int delay_hostkey;
 110
 111         char *hostkey_files[MAX_HOSTKEYS];
 112         int num_hostkey_files;
 113
 114         buffer * banner;
 115         char * pidfile;
 116
 117 } svr_runopts;
 118
 119 extern svr_runopts svr_opts;
 120
 121 void svr_getopts(int argc, char ** argv);
 122 void loadhostkeys(void);
 123
 124 typedef struct cli_runopts {
 125
 126         char *progname;
 127         char *remotehost;
 128         char *remoteport;
 129
 130         char *own_user;
 131         char *username;
 132
 133         char *cmd;
 134         int wantpty;
 135         int always_accept_key;
 136         int no_hostkey_check;
 137         int no_cmd;
 138         int backgrounded;
 139         int is_subsystem;
 140 #ifdef ENABLE_CLI_PUBKEY_AUTH
 141         m_list *privkeys; /* Keys to use for public-key auth */
 142 #endif
 143 #ifdef ENABLE_CLI_ANYTCPFWD
 144         int exit_on_fwd_failure;
 145 #endif
 146 #ifdef ENABLE_CLI_REMOTETCPFWD
 147         m_list * remotefwds;
 148 #endif
 149 #ifdef ENABLE_CLI_LOCALTCPFWD
 150         m_list * localfwds;
 151 #endif
 152 #ifdef ENABLE_CLI_AGENTFWD
 153         int agent_fwd;
 154         int agent_keys_loaded; /* whether pubkeys has been populated with a
 155                                                           list of keys held by the agent */
 156         int agent_fd; /* The agent fd is only set during authentication. Forwarded
 157                          agent sessions have their own file descriptors */
 158 #endif
 159
 160 #ifdef ENABLE_CLI_NETCAT
 161         char *netcat_host;
 162         unsigned int netcat_port;
 163 #endif
 164 #ifdef ENABLE_CLI_PROXYCMD
 165         char *proxycmd;
 166 #endif
 167 } cli_runopts;
 168
 169 extern cli_runopts cli_opts;
 170 void cli_getopts(int argc, char ** argv);
 171
 172 #ifdef ENABLE_USER_ALGO_LIST
 173 void parse_ciphers_macs(void);
 174 #endif
 175
 176 void print_version(void);
 177
 178 #endif /* DROPBEAR_RUNOPTS_H_ */