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1 /* |
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2 * otr.c -- Off-The-Record Messaging for mcabber |
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3 * |
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4 * Copyright (C) 2007 Frank Zschockelt <mcabber_otr@freakysoft.de> |
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5 * |
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6 * This program is free software; you can redistribute it and/or modify |
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7 * it under the terms of the GNU General Public License as published by |
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8 * the Free Software Foundation; either version 2 of the License, or (at |
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9 * your option) any later version. |
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10 * |
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11 * This program is distributed in the hope that it will be useful, but |
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12 * WITHOUT ANY WARRANTY; without even the implied warranty of |
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13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
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14 * General Public License for more details. |
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15 * |
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16 * You should have received a copy of the GNU General Public License |
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17 * along with this program; if not, write to the Free Software |
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18 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 |
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19 * USA |
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20 */ |
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21 |
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22 #include <config.h> |
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23 |
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24 #ifdef HAVE_LIBOTR |
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25 |
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26 #include "otr.h" |
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27 #include "logprint.h" |
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28 #include "hbuf.h" |
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29 #include "jab_priv.h" |
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30 #include "roster.h" |
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31 #include "utils.h" |
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32 #include "screen.h" |
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33 #include "settings.h" |
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34 |
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35 |
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36 static OtrlUserState userstate = NULL; |
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37 static char * account = NULL; |
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38 static char * keyfile = NULL; |
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39 static char * fprfile = NULL; |
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40 |
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41 |
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42 static OtrlPolicy cb_policy (void *opdata, ConnContext *ctx); |
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43 static void cb_create_privkey (void *opdata, |
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44 const char *accountname, |
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45 const char *protocol); |
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46 static int cb_is_logged_in (void *opdata, |
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47 const char *accountname, |
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48 const char *protocol, |
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49 const char *recipient); |
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50 static void cb_inject_message (void *opdata, |
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51 const char *accountname, |
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52 const char *protocol, |
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53 const char *recipient, |
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54 const char *message); |
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55 static void cb_notify (void *opdata, |
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56 OtrlNotifyLevel level, |
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57 const char *accountname, |
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58 const char *protocol, |
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59 const char *username, |
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60 const char *title, |
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61 const char *primary, |
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62 const char *secondary); |
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63 static int cb_display_otr_message(void *opdata, |
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64 const char *accountname, |
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65 const char *protocol, |
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66 const char *username, |
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67 const char *msg); |
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68 static void cb_update_context_list(void *opdata); |
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69 static const char *cb_protocol_name (void *opdata, const char *protocol); |
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70 static void cb_protocol_name_free (void *opdata, |
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71 const char *protocol_name); |
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72 static void cb_new_fingerprint (void *opdata, OtrlUserState us, |
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73 const char *accountname, |
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74 const char *protocol, |
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75 const char *username, |
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76 unsigned char fingerprint[20]); |
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77 static void cb_write_fingerprints (void *opdata); |
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78 static void cb_gone_secure (void *opdata, ConnContext *context); |
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79 static void cb_gone_insecure (void *opdata, ConnContext *context); |
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80 static void cb_still_secure (void *opdata, ConnContext *context, |
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81 int is_reply); |
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82 static void cb_log_message (void *opdata, const char *message); |
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83 static int cb_max_message_size (void *opdata, ConnContext *context); |
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84 |
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85 static OtrlMessageAppOps ops = |
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86 { |
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87 cb_policy, |
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88 cb_create_privkey, |
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89 cb_is_logged_in, |
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90 cb_inject_message, |
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91 cb_notify, |
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92 cb_display_otr_message, |
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93 cb_update_context_list, |
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94 cb_protocol_name, |
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95 cb_protocol_name_free, |
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96 cb_new_fingerprint, |
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97 cb_write_fingerprints, |
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98 cb_gone_secure, |
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99 cb_gone_insecure, |
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100 cb_still_secure, |
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101 cb_log_message, |
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102 cb_max_message_size, |
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103 NULL, /*account_name*/ |
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104 NULL /*account_name_free*/ |
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105 }; |
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106 |
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107 static void otr_message_disconnect(ConnContext *ctx); |
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108 static ConnContext * otr_get_context(const char *buddy); |
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109 static void otr_startstop(const char * buddy, int start); |
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110 static void otr_handle_smp_tlvs(OtrlTLV * tlvs, ConnContext * ctx); |
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111 |
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112 static char * otr_get_dir(void); |
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113 |
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114 void otr_init(const char *jid) |
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115 { |
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116 char * root = otr_get_dir(); |
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117 account = jidtodisp(jid); |
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118 keyfile = g_strdup_printf("%s%s.key", root, account); |
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119 fprfile = g_strdup_printf("%s%s.fpr", root, account); |
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120 g_free(root); |
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121 |
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122 OTRL_INIT; |
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123 |
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124 userstate = otrl_userstate_create (); |
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125 if (otrl_privkey_read(userstate, keyfile)){ |
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126 scr_LogPrint(LPRINT_LOGNORM, "Could not read OTR key from %s", keyfile); |
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127 cb_create_privkey(NULL, account, "jabber"); |
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128 } |
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129 if (otrl_privkey_read_fingerprints(userstate, fprfile, NULL, NULL)){ |
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130 scr_LogPrint(LPRINT_LOGNORM, "Could not read OTR fingerprints from %s", |
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131 fprfile); |
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132 } |
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133 } |
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134 |
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135 void otr_terminate(void) |
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136 { |
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137 ConnContext * ctx; |
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138 |
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139 for (ctx = userstate->context_root; ctx; ctx = ctx->next) |
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140 if (ctx->msgstate == OTRL_MSGSTATE_ENCRYPTED) |
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141 otr_message_disconnect(ctx); |
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142 |
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143 g_free(account); |
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144 account = NULL; |
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145 |
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146 /* XXX This #ifdef is a quick workaround: when mcabber |
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147 * is linked to both gnutls and libotr, libgcrypt will |
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148 * segfault when we call otrl_userstate_free(). |
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149 * This is reported to be a bug in libgcrypt :-/ |
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150 * Mikael |
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151 */ |
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152 #if defined(HAVE_GNUTLS) && !defined(HAVE_OPENSSL) |
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153 if (!settings_opt_get_int("ssl")) |
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154 #endif |
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155 otrl_userstate_free(userstate); |
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156 |
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157 userstate = NULL; |
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158 g_free(keyfile); |
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159 keyfile = NULL; |
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160 } |
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161 |
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162 static char * otr_get_dir(void) |
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163 { |
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164 char * configured_dir = (char *)settings_opt_get("otr_dir"); |
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165 |
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166 if (configured_dir && *configured_dir) { |
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167 char *xp_conf_dir; |
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168 int l; |
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169 xp_conf_dir = expand_filename(configured_dir); |
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170 // The path must be slash-terminated |
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171 l = strlen(xp_conf_dir); |
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172 if (xp_conf_dir[l-1] != '/') { |
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173 char *xp_conf_dir_tmp = xp_conf_dir; |
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174 xp_conf_dir = g_strdup_printf("%s/", xp_conf_dir_tmp); |
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175 g_free(xp_conf_dir_tmp); |
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176 } |
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177 return xp_conf_dir; |
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178 } else { |
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179 return expand_filename("~/.mcabber/otr/"); |
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180 } |
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181 } |
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182 |
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183 static ConnContext * otr_get_context(const char *buddy) |
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184 { |
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185 int null = 0; |
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186 return otrl_context_find(userstate, buddy, account, "jabber", 1, &null, |
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187 NULL, NULL); |
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188 } |
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189 |
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190 static void otr_message_disconnect(ConnContext *ctx) |
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191 { |
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192 if (ctx->msgstate == OTRL_MSGSTATE_ENCRYPTED) |
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193 cb_gone_insecure(NULL, ctx); |
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194 otrl_message_disconnect(userstate, &ops, NULL, ctx->accountname, |
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195 ctx->protocol, ctx->username); |
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196 } |
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197 |
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198 static void otr_startstop(const char * buddy, int start) |
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199 { |
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200 char * msg = NULL; |
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201 ConnContext *ctx = otr_get_context(buddy); |
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202 |
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203 if (!userstate || !ctx) |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
204 return; |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
205 |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
206 if (start && ctx->msgstate == OTRL_MSGSTATE_ENCRYPTED) |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
207 otr_message_disconnect(ctx); |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
208 |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
209 if (start) { |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
210 OtrlPolicy policy = cb_policy(NULL, ctx); |
1308
|
211 if (policy == plain) { |
|
212 scr_LogPrint(LPRINT_LOGNORM, "The OTR policy for this user is set to" |
|
213 " plain. You have to change it first."); |
|
214 return; |
|
215 } |
1299
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
216 msg = otrl_proto_default_query_msg(ctx->accountname, policy); |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
217 cb_inject_message(NULL, ctx->accountname, ctx->protocol, ctx->username, |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
218 msg); |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
219 free (msg); |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
220 } |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
221 else |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
222 otr_message_disconnect(ctx); |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
223 } |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
224 |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
225 void otr_establish(const char *buddy) |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
226 { |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
227 otr_startstop(buddy, 1); |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
228 } |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
229 |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
230 void otr_disconnect(const char * buddy) |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
231 { |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
232 otr_startstop(buddy, 0); |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
233 } |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
234 |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
235 void otr_fingerprint(const char * buddy, const char * trust) |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
236 { |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
237 char fpr[45], *tr; |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
238 ConnContext *ctx = otr_get_context(buddy); |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
239 if (!userstate || !ctx) |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
240 return; |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
241 |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
242 if (!ctx->active_fingerprint || !ctx->active_fingerprint->fingerprint) { |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
243 scr_LogPrint(LPRINT_LOGNORM, |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
244 "No active fingerprint - start OTR for this buddy first."); |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
245 return; |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
246 } |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
247 |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
248 otrl_privkey_hash_to_human(fpr, ctx->active_fingerprint->fingerprint); |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
249 if (trust) { |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
250 if (strcmp(fpr, trust) == 0) |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
251 otrl_context_set_trust(ctx->active_fingerprint, "trust"); |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
252 else |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
253 otrl_context_set_trust(ctx->active_fingerprint, NULL); |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
254 } |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
255 |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
256 tr = ctx->active_fingerprint->trust; |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
257 scr_LogPrint(LPRINT_LOGNORM, "%s [%44s]: %s", ctx->username, fpr, |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
258 tr && *tr ? "trusted" : "untrusted"); |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
259 cb_write_fingerprints(NULL); |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
260 } |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
261 |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
262 static void otr_handle_smp_tlvs(OtrlTLV * tlvs, ConnContext * ctx) |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
263 { |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
264 OtrlTLV *tlv = NULL; |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
265 char *sbuf = NULL; |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
266 NextExpectedSMP nextMsg = ctx->smstate->nextExpected; |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
267 |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
268 tlv = otrl_tlv_find(tlvs, OTRL_TLV_SMP1); |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
269 if (tlv) { |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
270 if (nextMsg != OTRL_SMP_EXPECT1) |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
271 otr_smp_abort(ctx->username); |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
272 else { |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
273 sbuf = g_strdup_printf("OTR: Received SMP Initiation. " |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
274 "Answer with /otr smpr %s $secret", |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
275 ctx->username); |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
276 } |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
277 } |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
278 tlv = otrl_tlv_find(tlvs, OTRL_TLV_SMP2); |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
279 if (tlv) { |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
280 if (nextMsg != OTRL_SMP_EXPECT2) |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
281 otr_smp_abort(ctx->username); |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
282 else { |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
283 sbuf = g_strdup("OTR: Received SMP Response."); |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
284 /* If we received TLV2, we will send TLV3 and expect TLV4 */ |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
285 ctx->smstate->nextExpected = OTRL_SMP_EXPECT4; |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
286 } |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
287 } |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
288 tlv = otrl_tlv_find(tlvs, OTRL_TLV_SMP3); |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
289 if (tlv) { |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
290 if (nextMsg != OTRL_SMP_EXPECT3) |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
291 otr_smp_abort(ctx->username); |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
292 else { |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
293 /* If we received TLV3, we will send TLV4 |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
294 * We will not expect more messages, so prepare for next SMP */ |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
295 ctx->smstate->nextExpected = OTRL_SMP_EXPECT1; |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
296 /* Report result to user */ |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
297 if (ctx->active_fingerprint && ctx->active_fingerprint->trust && |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
298 *ctx->active_fingerprint->trust != '\0') |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
299 sbuf = g_strdup("OTR: SMP succeeded"); |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
300 else |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
301 sbuf = g_strdup("OTR: SMP failed"); |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
302 } |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
303 } |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
304 tlv = otrl_tlv_find(tlvs, OTRL_TLV_SMP4); |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
305 if (tlv) { |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
306 if (nextMsg != OTRL_SMP_EXPECT4) |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
307 otr_smp_abort(ctx->username); |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
308 else { |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
309 /* We will not expect more messages, so prepare for next SMP */ |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
310 ctx->smstate->nextExpected = OTRL_SMP_EXPECT1; |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
311 /* Report result to user */ |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
312 if (ctx->active_fingerprint && ctx->active_fingerprint->trust && |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
313 *ctx->active_fingerprint->trust != '\0') |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
314 sbuf = g_strdup("OTR: SMP succeeded"); |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
315 else |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
316 sbuf = g_strdup("OTR: SMP failed"); |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
317 } |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
318 } |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
319 tlv = otrl_tlv_find(tlvs, OTRL_TLV_SMP_ABORT); |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
320 if (tlv) { |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
321 /* The message we are waiting for will not arrive, so reset |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
322 * and prepare for the next SMP */ |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
323 sbuf = g_strdup("OTR: SMP aborted by your buddy"); |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
324 ctx->smstate->nextExpected = OTRL_SMP_EXPECT1; |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
325 } |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
326 |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
327 if (sbuf) { |
1301
|
328 scr_WriteIncomingMessage(ctx->username, sbuf, 0, HBB_PREFIX_INFO, 0); |
1299
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
329 g_free(sbuf); |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
330 } |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
331 } |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
332 |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
333 /* |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
334 * returns whether a otr_message was received |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
335 * sets *otr_data to NULL, when it was an internal otr message |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
336 */ |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
337 int otr_receive(char **otr_data, const char * buddy, int * free_msg) |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
338 { |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
339 int ignore_message; |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
340 char *newmessage = NULL; |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
341 OtrlTLV *tlvs = NULL; |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
342 OtrlTLV *tlv = NULL; |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
343 ConnContext * ctx; |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
344 |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
345 *free_msg = 0; |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
346 ignore_message = otrl_message_receiving(userstate, &ops, NULL, account, |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
347 "jabber", buddy, *otr_data, &newmessage, &tlvs, NULL, NULL); |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
348 |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
349 ctx = otr_get_context(buddy); |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
350 |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
351 tlv = otrl_tlv_find(tlvs, OTRL_TLV_DISCONNECTED); |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
352 if (tlv) { |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
353 /* Notify the user that the other side disconnected. */ |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
354 if (ctx) { |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
355 cb_gone_insecure(NULL, ctx); |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
356 otr_disconnect(buddy); |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
357 } |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
358 } |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
359 |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
360 otr_handle_smp_tlvs(tlvs, ctx); |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
361 |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
362 if (tlvs != NULL) |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
363 otrl_tlv_free(tlvs); |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
364 |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
365 if (ignore_message) |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
366 *otr_data = NULL; |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
367 |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
368 if (!ignore_message && newmessage) { |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
369 *free_msg = 1; |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
370 *otr_data = g_strdup(newmessage); |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
371 otrl_message_free(newmessage); |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
372 if (ctx->msgstate == OTRL_MSGSTATE_ENCRYPTED) |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
373 return 1; |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
374 } |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
375 return 0; |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
376 } |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
377 |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
378 int otr_send(char **msg, const char *buddy) |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
379 { |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
380 gcry_error_t err; |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
381 char *newmessage = NULL; |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
382 ConnContext * ctx = otr_get_context(buddy); |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
383 |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
384 err = otrl_message_sending(userstate, &ops, NULL, account, "jabber", buddy, |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
385 *msg, NULL, &newmessage, NULL, NULL); |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
386 |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
387 if (err) |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
388 *msg = NULL; /*something went wrong, don't send the plain-message! */ |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
389 |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
390 if (!err && newmessage) { |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
391 *msg = g_strdup(newmessage); |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
392 otrl_message_free(newmessage); |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
393 if (cb_policy(NULL, ctx) & OTRL_POLICY_REQUIRE_ENCRYPTION || |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
394 ctx->msgstate == OTRL_MSGSTATE_ENCRYPTED) |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
395 return 1; |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
396 } |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
397 return 0; |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
398 } |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
399 |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
400 /* Prints OTR connection state */ |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
401 void otr_print_info(const char * buddy) |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
402 { |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
403 const char *state, *auth, *policy; |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
404 ConnContext * ctx = otr_get_context(buddy); |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
405 OtrlPolicy p = cb_policy (ctx->app_data, ctx); |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
406 |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
407 if (!userstate || !ctx) |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
408 return; |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
409 |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
410 switch (ctx->msgstate) { |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
411 case OTRL_MSGSTATE_PLAINTEXT: state = "plaintext"; break; |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
412 case OTRL_MSGSTATE_ENCRYPTED: |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
413 switch (ctx->protocol_version) { |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
414 case 1: state = "encrypted V1"; break; |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
415 case 2: state = "encrypted V2"; break; |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
416 default:state = "encrypted"; |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
417 }; |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
418 break; |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
419 case OTRL_MSGSTATE_FINISHED: state = "finished"; break; |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
420 default: state = "unknown state"; |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
421 } |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
422 switch (ctx->auth.authstate) { |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
423 case OTRL_AUTHSTATE_NONE: |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
424 switch (ctx->otr_offer) { |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
425 case OFFER_NOT: auth = "no offer sent"; break; |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
426 case OFFER_SENT: auth = "offer sent"; break; |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
427 case OFFER_ACCEPTED: auth = "offer accepted"; break; |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
428 case OFFER_REJECTED: auth = "offer rejected"; break; |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
429 default: auth = "unknown auth"; |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
430 } |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
431 break; |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
432 case OTRL_AUTHSTATE_AWAITING_DHKEY: |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
433 auth = "awaiting D-H key"; break; |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
434 case OTRL_AUTHSTATE_AWAITING_REVEALSIG: |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
435 auth = "awaiting reveal signature"; break; |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
436 case OTRL_AUTHSTATE_AWAITING_SIG: |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
437 auth = "awaiting signature"; break; |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
438 case OTRL_AUTHSTATE_V1_SETUP: |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
439 auth = "v1 setup"; break; |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
440 default: |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
441 auth = "unknown auth"; |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
442 } |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
443 if (p == OTRL_POLICY_NEVER) |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
444 policy = "plain"; |
1301
|
445 else if (p == (OTRL_POLICY_OPPORTUNISTIC & ~OTRL_POLICY_ALLOW_V1)) |
1299
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
446 policy = "opportunistic"; |
1301
|
447 else if (p == (OTRL_POLICY_MANUAL & ~OTRL_POLICY_ALLOW_V1)) |
1299
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
448 policy = "manual"; |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
449 else if (p == (OTRL_POLICY_ALWAYS & ~OTRL_POLICY_ALLOW_V1)) |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
450 policy = "always"; |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
451 else |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
452 policy = "unknown"; |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
453 |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
454 scr_LogPrint(LPRINT_LOGNORM, "%s: %s (%s) [%s]", |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
455 ctx->username, state, auth, policy); |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
456 } |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
457 |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
458 static ConnContext * otr_context_encrypted(const char * buddy) |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
459 { |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
460 ConnContext * ctx = otr_get_context(buddy); |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
461 |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
462 if (!userstate || !ctx || ctx->msgstate != OTRL_MSGSTATE_ENCRYPTED){ |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
463 scr_LogPrint(LPRINT_LOGNORM, |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
464 "You have to start an OTR channel with %s before you can " |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
465 "use SMP.", buddy); |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
466 return NULL; |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
467 } |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
468 |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
469 return ctx; |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
470 } |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
471 |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
472 void otr_smp_query(const char * buddy, const char * secret) |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
473 { |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
474 ConnContext * ctx = otr_context_encrypted(buddy); |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
475 |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
476 if (!secret) { |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
477 scr_LogPrint(LPRINT_LOGNORM, |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
478 "Using SMP without a secret isn't a good idea."); |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
479 return; |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
480 } |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
481 |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
482 if (ctx) { |
1301
|
483 otrl_message_initiate_smp(userstate, &ops, NULL, ctx, |
|
484 (const unsigned char *)secret, |
1299
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
485 strlen(secret)); |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
486 scr_WriteIncomingMessage(ctx->username, |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
487 "OTR: Socialist Millionaires' Protocol " |
1301
|
488 "initiated.", 0, HBB_PREFIX_INFO, 0); |
1299
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
489 } |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
490 } |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
491 |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
492 void otr_smp_respond(const char * buddy, const char * secret) |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
493 { |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
494 ConnContext * ctx = otr_context_encrypted(buddy); |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
495 |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
496 if (!secret) { |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
497 scr_LogPrint(LPRINT_LOGNORM, |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
498 "Using SMP without a secret isn't a good idea."); |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
499 return; |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
500 } |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
501 |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
502 if (ctx) { |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
503 if (!ctx->smstate->secret) { |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
504 scr_LogPrint(LPRINT_LOGNORM, |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
505 "Don't call smpr before you haven't received an SMP " |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
506 "Initiation!"); |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
507 return; |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
508 } |
1301
|
509 otrl_message_respond_smp(userstate, &ops, NULL, ctx, |
|
510 (const unsigned char *)secret, |
1299
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
511 strlen(secret)); |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
512 scr_WriteIncomingMessage(ctx->username, |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
513 "OTR: Socialist Millionaires' Protocol: " |
1301
|
514 "response sent", 0, HBB_PREFIX_INFO, 0); |
1299
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
515 } |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
516 } |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
517 |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
518 void otr_smp_abort(const char * buddy) |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
519 { |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
520 ConnContext * ctx = otr_context_encrypted(buddy); |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
521 |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
522 if (ctx) { |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
523 otrl_message_abort_smp(userstate, &ops, NULL, ctx); |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
524 scr_WriteIncomingMessage(ctx->username, |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
525 "OTR: Socialist Millionaires' Protocol aborted.", |
1301
|
526 0, HBB_PREFIX_INFO, 0); |
1299
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
527 } |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
528 } |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
529 |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
530 void otr_key(void) |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
531 { |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
532 OtrlPrivKey * key; |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
533 char readable[45] = ""; |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
534 |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
535 if(!userstate) |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
536 return; |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
537 for (key = userstate->privkey_root; key; key = key->next) { |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
538 otrl_privkey_fingerprint(userstate, readable, key->accountname, |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
539 key->protocol); |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
540 scr_LogPrint(LPRINT_LOGNORM, "%s: %s", key->accountname, readable); |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
541 } |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
542 } |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
543 |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
544 /* Return the OTR policy for the given context. */ |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
545 static OtrlPolicy cb_policy(void *opdata, ConnContext *ctx) |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
546 { |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
547 enum otr_policy p = settings_otr_getpolicy(NULL); |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
548 |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
549 if(ctx) |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
550 if(settings_otr_getpolicy(ctx->username)) |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
551 p = settings_otr_getpolicy(ctx->username); |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
552 |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
553 switch (p) { |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
554 case plain: |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
555 return OTRL_POLICY_NEVER; |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
556 case opportunistic: |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
557 return OTRL_POLICY_OPPORTUNISTIC & ~OTRL_POLICY_ALLOW_V1; |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
558 case manual: |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
559 return OTRL_POLICY_MANUAL & ~OTRL_POLICY_ALLOW_V1; |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
560 case always: |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
561 return OTRL_POLICY_ALWAYS & ~OTRL_POLICY_ALLOW_V1; |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
562 } |
1301
|
563 |
|
564 return OTRL_POLICY_MANUAL & ~OTRL_POLICY_ALLOW_V1; |
1299
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
565 } |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
566 |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
567 /* Create a private key for the given accountname/protocol if |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
568 * desired. */ |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
569 static void cb_create_privkey(void *opdata, const char *accountname, |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
570 const char *protocol) |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
571 { |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
572 gcry_error_t e; |
1320
|
573 char * root; |
1299
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
574 |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
575 scr_LogPrint(LPRINT_LOGNORM, |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
576 "Generating new OTR key for %s. This may take a while...", |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
577 accountname); |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
578 scr_DoUpdate(); |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
579 |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
580 e = otrl_privkey_generate(userstate, keyfile, accountname, protocol); |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
581 |
1320
|
582 if (e) { |
|
583 root = otr_get_dir(); |
|
584 scr_LogPrint(LPRINT_LOGNORM, "OTR key generation failed! Please mkdir " |
|
585 "%s if you want to use otr encryption.", root); |
|
586 g_free(root); |
|
587 } |
1299
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
588 else |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
589 scr_LogPrint(LPRINT_LOGNORM, "OTR key generated."); |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
590 } |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
591 |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
592 /* Report whether you think the given user is online. Return 1 if |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
593 * you think he is, 0 if you think he isn't, -1 if you're not sure. |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
594 * If you return 1, messages such as heartbeats or other |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
595 * notifications may be sent to the user, which could result in "not |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
596 * logged in" errors if you're wrong. */ |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
597 static int cb_is_logged_in(void *opdata, const char *accountname, |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
598 const char *protocol, const char *recipient) |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
599 { |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
600 int ret = (roster_getstatus((char *)recipient, NULL) != offline); |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
601 return ret; |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
602 } |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
603 |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
604 /* Send the given IM to the given recipient from the given |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
605 * accountname/protocol. */ |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
606 static void cb_inject_message(void *opdata, const char *accountname, |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
607 const char *protocol, const char *recipient, |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
608 const char *message) |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
609 { |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
610 char * id = g_strdup("otrinject"); |
1343
|
611 if (roster_gettype(recipient) == ROSTER_TYPE_USER) |
|
612 jb_send_msg(recipient, message, ROSTER_TYPE_USER, "", id, NULL, NULL); |
1299
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
613 g_free(id); |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
614 } |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
615 |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
616 /* Display a notification message for a particular |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
617 * accountname / protocol / username conversation. */ |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
618 static void cb_notify(void *opdata, OtrlNotifyLevel level, |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
619 const char *accountname, const char *protocol, |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
620 const char *username, const char *title, |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
621 const char *primary, const char *secondary) |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
622 { |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
623 char * type; |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
624 char *sbuf = NULL; |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
625 switch (level) { |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
626 case OTRL_NOTIFY_ERROR: type = "error"; break; |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
627 case OTRL_NOTIFY_WARNING: type = "warning"; break; |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
628 case OTRL_NOTIFY_INFO: type = "info"; break; |
1301
|
629 default: type = "unknown"; |
1299
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
630 } |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
631 sbuf = g_strdup_printf("OTR %s:%s\n%s\n%s",type,title, primary, secondary); |
1301
|
632 scr_WriteIncomingMessage(username, sbuf, 0, HBB_PREFIX_INFO, 0); |
1299
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
633 g_free(sbuf); |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
634 } |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
635 |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
636 /* Display an OTR control message for a particular |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
637 * accountname / protocol / username conversation. Return 0 if you are able |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
638 * to successfully display it. If you return non-0 (or if this |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
639 * function is NULL), the control message will be displayed inline, |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
640 * as a received message, or else by using the above notify() |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
641 * callback. */ |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
642 static int cb_display_otr_message(void *opdata, const char *accountname, |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
643 const char *protocol, const char *username, |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
644 const char *msg) |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
645 { |
1301
|
646 scr_WriteIncomingMessage(username, msg, 0, HBB_PREFIX_INFO, 0); |
1299
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
647 return 0; |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
648 } |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
649 |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
650 /* When the list of ConnContexts changes (including a change in |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
651 * state), this is called so the UI can be updated. */ |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
652 static void cb_update_context_list(void *opdata) |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
653 { |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
654 /*maybe introduce new status characters for mcabber, |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
655 * then use this function (?!)*/ |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
656 } |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
657 |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
658 /* Return a newly allocated string containing a human-friendly name |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
659 * for the given protocol id */ |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
660 static const char *cb_protocol_name(void *opdata, const char *protocol) |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
661 { |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
662 return protocol; |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
663 } |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
664 |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
665 /* Deallocate a string allocated by protocol_name */ |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
666 static void cb_protocol_name_free (void *opdata, const char *protocol_name) |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
667 { |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
668 /* We didn't allocated memory, so we don't have to free anything :p */ |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
669 } |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
670 |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
671 /* A new fingerprint for the given user has been received. */ |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
672 static void cb_new_fingerprint(void *opdata, OtrlUserState us, |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
673 const char *accountname, const char *protocol, |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
674 const char *username, |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
675 unsigned char fingerprint[20]) |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
676 { |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
677 char *sbuf = NULL; |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
678 char readable[45]; |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
679 |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
680 otrl_privkey_hash_to_human(readable, fingerprint); |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
681 sbuf = g_strdup_printf("OTR: new fingerprint: %s", readable); |
1301
|
682 scr_WriteIncomingMessage(username, sbuf, 0, HBB_PREFIX_INFO, 0); |
1299
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
683 g_free(sbuf); |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
684 } |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
685 |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
686 /* The list of known fingerprints has changed. Write them to disk. */ |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
687 static void cb_write_fingerprints(void *opdata) |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
688 { |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
689 otrl_privkey_write_fingerprints(userstate, fprfile); |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
690 } |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
691 |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
692 /* A ConnContext has entered a secure state. */ |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
693 static void cb_gone_secure(void *opdata, ConnContext *context) |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
694 { |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
695 scr_WriteIncomingMessage(context->username, "OTR: channel established", 0, |
1301
|
696 HBB_PREFIX_INFO, 0); |
1299
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
697 } |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
698 |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
699 /* A ConnContext has left a secure state. */ |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
700 static void cb_gone_insecure(void *opdata, ConnContext *context) |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
701 { |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
702 scr_WriteIncomingMessage(context->username, "OTR: channel closed", 0, |
1301
|
703 HBB_PREFIX_INFO, 0); |
1299
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
704 } |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
705 |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
706 /* We have completed an authentication, using the D-H keys we |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
707 * already knew. is_reply indicates whether we initiated the AKE. */ |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
708 static void cb_still_secure(void *opdata, ConnContext *context, int is_reply) |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
709 { |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
710 scr_WriteIncomingMessage(context->username, "OTR: channel reestablished", 0, |
1301
|
711 HBB_PREFIX_INFO, 0); |
1299
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
712 } |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
713 |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
714 /* Log a message. The passed message will end in "\n". */ |
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715 static void cb_log_message(void *opdata, const char *message) |
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716 { |
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717 scr_LogPrint(LPRINT_DEBUG, "OTR: %s", message); |
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718 } |
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719 |
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720 /* Find the maximum message size supported by this protocol. */ |
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721 static int cb_max_message_size(void *opdata, ConnContext *context) |
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722 { |
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723 return 8192; |
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724 } |
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725 |
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726 #endif /* HAVE_LIBOTR */ |
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727 /* vim: set expandtab cindent cinoptions=>2\:2(0: For Vim users... */ |