annotate chansession.h @ 1156:a8f4dade70e5

avoid getpass when not used some systems (like android's bionic) do not provide getpass. you can disable ENABLE_CLI_PASSWORD_AUTH & ENABLE_CLI_INTERACT_AUTH to avoid its use (and rely on pubkey auth), but the link still fails because the support file calls getpass. do not define this func if both of those auth methods are not used.
author Mike Frysinger <vapier@gentoo.org>
date Wed, 21 Oct 2015 22:39:55 +0800
parents 5eb00b6b9040
children 9169e4e7cbee
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1 /*
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2 * Dropbear - a SSH2 server
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3 *
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4 * Copyright (c) 2002,2003 Matt Johnston
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5 * All rights reserved.
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6 *
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7 * Permission is hereby granted, free of charge, to any person obtaining a copy
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8 * of this software and associated documentation files (the "Software"), to deal
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9 * in the Software without restriction, including without limitation the rights
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10 * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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11 * copies of the Software, and to permit persons to whom the Software is
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12 * furnished to do so, subject to the following conditions:
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13 *
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14 * The above copyright notice and this permission notice shall be included in
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15 * all copies or substantial portions of the Software.
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16 *
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17 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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18 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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19 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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20 * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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21 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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22 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
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23 * SOFTWARE. */
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24
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25 #ifndef DROPBEAR_CHANSESSION_H_
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26 #define DROPBEAR_CHANSESSION_H_
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28 #include "loginrec.h"
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29 #include "channel.h"
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30 #include "listener.h"
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32 struct exitinfo {
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34 int exitpid; /* -1 if not exited */
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35 int exitstatus;
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36 int exitsignal;
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37 int exitcore;
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38 };
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39
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40 struct ChanSess {
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41
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42 char * cmd; /* command to exec */
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43 pid_t pid; /* child process pid */
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44
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45 /* pty details */
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46 int master; /* the master terminal fd*/
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47 int slave;
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48 char * tty;
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49 char * term;
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51 /* exit details */
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52 struct exitinfo exit;
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53
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55 /* These are only set temporarily before forking */
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56 /* Used to set $SSH_CONNECTION in the child session. */
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57 char *connection_string;
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58 /* Used to set $SSH_CLIENT in the child session. */
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59 char *client_string;
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61 #ifndef DISABLE_X11FWD
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62 struct Listener * x11listener;
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63 int x11port;
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64 char * x11authprot;
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65 char * x11authcookie;
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66 unsigned int x11screennum;
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67 unsigned char x11singleconn;
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68 #endif
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69
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70 #ifdef ENABLE_SVR_AGENTFWD
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71 struct Listener * agentlistener;
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72 char * agentfile;
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73 char * agentdir;
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74 #endif
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75
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76 #ifdef ENABLE_SVR_PUBKEY_OPTIONS
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77 char *original_command;
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78 #endif
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79 };
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80
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81 struct ChildPid {
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82 pid_t pid;
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83 struct ChanSess * chansess;
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84 };
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87 void addnewvar(const char* param, const char* var);
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88
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89 void cli_send_chansess_request();
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90 void cli_tty_cleanup();
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91 void cli_chansess_winchange();
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92 #ifdef ENABLE_CLI_NETCAT
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93 void cli_send_netcat_request();
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94 #endif
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95
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96 void svr_chansessinitialise();
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97 extern const struct ChanType svrchansess;
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98
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99 struct SigMap {
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100 int signal;
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101 char* name;
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102 };
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103
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104 extern const struct SigMap signames[];
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105
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106 #endif /* DROPBEAR_CHANSESSION_H_ */