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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 |
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113 void otr_init(const char *jid) |
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114 { |
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115 char * root = expand_filename("~/.mcabber/otr/"); |
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116 account = jidtodisp(jid); |
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117 keyfile = g_strdup_printf("%s%s.key", root, account); |
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118 fprfile = g_strdup_printf("%s%s.fpr", root, account); |
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119 g_free(root); |
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120 |
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121 OTRL_INIT; |
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122 |
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123 userstate = otrl_userstate_create (); |
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124 if (otrl_privkey_read(userstate, keyfile)){ |
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125 scr_LogPrint(LPRINT_LOGNORM, "Could not read OTR key from %s", keyfile); |
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126 cb_create_privkey(NULL, account, "jabber"); |
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127 } |
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128 if (otrl_privkey_read_fingerprints(userstate, fprfile, NULL, NULL)){ |
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129 scr_LogPrint(LPRINT_LOGNORM, "Could not read OTR fingerprints from %s", |
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130 fprfile); |
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131 } |
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132 } |
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133 |
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134 void otr_terminate(void) |
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135 { |
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136 ConnContext * ctx; |
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137 |
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138 for(ctx = userstate->context_root; ctx; ctx = ctx->next) |
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139 if (ctx->msgstate == OTRL_MSGSTATE_ENCRYPTED) |
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140 otr_message_disconnect(ctx); |
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141 |
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142 g_free(account); |
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143 account = NULL; |
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144 otrl_userstate_free(userstate); |
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145 userstate = NULL; |
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146 g_free(keyfile); |
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147 keyfile = NULL; |
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148 } |
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149 |
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150 static ConnContext * otr_get_context(const char *buddy) |
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151 { |
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152 int null = 0; |
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153 return otrl_context_find(userstate, buddy, account, "jabber", 1, &null, |
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154 NULL, NULL); |
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155 } |
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156 |
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157 static void otr_message_disconnect(ConnContext *ctx) |
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158 { |
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159 if (ctx->msgstate == OTRL_MSGSTATE_ENCRYPTED) |
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160 cb_gone_insecure(NULL, ctx); |
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161 otrl_message_disconnect(userstate, &ops, NULL, ctx->accountname, |
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162 ctx->protocol, ctx->username); |
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163 } |
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164 |
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165 static void otr_startstop(const char * buddy, int start) |
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166 { |
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167 char * msg = NULL; |
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168 ConnContext *ctx = otr_get_context(buddy); |
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169 |
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170 if (!userstate || !ctx) |
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171 return; |
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172 |
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173 if (start && ctx->msgstate == OTRL_MSGSTATE_ENCRYPTED) |
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174 otr_message_disconnect(ctx); |
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175 |
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176 if (start) { |
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177 OtrlPolicy policy = cb_policy(NULL, ctx); |
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178 msg = otrl_proto_default_query_msg(ctx->accountname, policy); |
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179 cb_inject_message(NULL, ctx->accountname, ctx->protocol, ctx->username, |
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180 msg); |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
181 free (msg); |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
182 } |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
183 else |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
184 otr_message_disconnect(ctx); |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
185 } |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
186 |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
187 void otr_establish(const char *buddy) |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
188 { |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
189 otr_startstop(buddy, 1); |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
190 } |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
191 |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
192 void otr_disconnect(const char * buddy) |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
193 { |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
194 otr_startstop(buddy, 0); |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
195 } |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
196 |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
197 void otr_fingerprint(const char * buddy, const char * trust) |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
198 { |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
199 char fpr[45], *tr; |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
200 ConnContext *ctx = otr_get_context(buddy); |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
201 if (!userstate || !ctx) |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
202 return; |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
203 |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
204 if (!ctx->active_fingerprint || !ctx->active_fingerprint->fingerprint) { |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
205 scr_LogPrint(LPRINT_LOGNORM, |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
206 "No active fingerprint - start OTR for this buddy first."); |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
207 return; |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
208 } |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
209 |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
210 otrl_privkey_hash_to_human(fpr, ctx->active_fingerprint->fingerprint); |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
211 if (trust) { |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
212 if (strcmp(fpr, trust) == 0) |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
213 otrl_context_set_trust(ctx->active_fingerprint, "trust"); |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
214 else |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
215 otrl_context_set_trust(ctx->active_fingerprint, NULL); |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
216 } |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
217 |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
218 tr = ctx->active_fingerprint->trust; |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
219 scr_LogPrint(LPRINT_LOGNORM, "%s [%44s]: %s", ctx->username, fpr, |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
220 tr && *tr ? "trusted" : "untrusted"); |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
221 cb_write_fingerprints(NULL); |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
222 } |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
223 |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
224 static void otr_handle_smp_tlvs(OtrlTLV * tlvs, ConnContext * ctx) |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
225 { |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
226 OtrlTLV *tlv = NULL; |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
227 char *sbuf = NULL; |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
228 NextExpectedSMP nextMsg = ctx->smstate->nextExpected; |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
229 |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
230 tlv = otrl_tlv_find(tlvs, OTRL_TLV_SMP1); |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
231 if (tlv) { |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
232 if (nextMsg != OTRL_SMP_EXPECT1) |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
233 otr_smp_abort(ctx->username); |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
234 else { |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
235 sbuf = g_strdup_printf("OTR: Received SMP Initiation. " |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
236 "Answer with /otr smpr %s $secret", |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
237 ctx->username); |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
238 } |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
239 } |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
240 tlv = otrl_tlv_find(tlvs, OTRL_TLV_SMP2); |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
241 if (tlv) { |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
242 if (nextMsg != OTRL_SMP_EXPECT2) |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
243 otr_smp_abort(ctx->username); |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
244 else { |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
245 sbuf = g_strdup("OTR: Received SMP Response."); |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
246 /* If we received TLV2, we will send TLV3 and expect TLV4 */ |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
247 ctx->smstate->nextExpected = OTRL_SMP_EXPECT4; |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
248 } |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
249 } |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
250 tlv = otrl_tlv_find(tlvs, OTRL_TLV_SMP3); |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
251 if (tlv) { |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
252 if (nextMsg != OTRL_SMP_EXPECT3) |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
253 otr_smp_abort(ctx->username); |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
254 else { |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
255 /* If we received TLV3, we will send TLV4 |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
256 * We will not expect more messages, so prepare for next SMP */ |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
257 ctx->smstate->nextExpected = OTRL_SMP_EXPECT1; |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
258 /* Report result to user */ |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
259 if (ctx->active_fingerprint && ctx->active_fingerprint->trust && |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
260 *ctx->active_fingerprint->trust != '\0') |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
261 sbuf = g_strdup("OTR: SMP succeeded"); |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
262 else |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
263 sbuf = g_strdup("OTR: SMP failed"); |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
264 } |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
265 } |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
266 tlv = otrl_tlv_find(tlvs, OTRL_TLV_SMP4); |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
267 if (tlv) { |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
268 if (nextMsg != OTRL_SMP_EXPECT4) |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
269 otr_smp_abort(ctx->username); |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
270 else { |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
271 /* We will not expect more messages, so prepare for next SMP */ |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
272 ctx->smstate->nextExpected = OTRL_SMP_EXPECT1; |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
273 /* Report result to user */ |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
274 if (ctx->active_fingerprint && ctx->active_fingerprint->trust && |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
275 *ctx->active_fingerprint->trust != '\0') |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
276 sbuf = g_strdup("OTR: SMP succeeded"); |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
277 else |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
278 sbuf = g_strdup("OTR: SMP failed"); |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
279 } |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
280 } |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
281 tlv = otrl_tlv_find(tlvs, OTRL_TLV_SMP_ABORT); |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
282 if (tlv) { |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
283 /* The message we are waiting for will not arrive, so reset |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
284 * and prepare for the next SMP */ |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
285 sbuf = g_strdup("OTR: SMP aborted by your buddy"); |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
286 ctx->smstate->nextExpected = OTRL_SMP_EXPECT1; |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
287 } |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
288 |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
289 if (sbuf) { |
1301
|
290 scr_WriteIncomingMessage(ctx->username, sbuf, 0, HBB_PREFIX_INFO, 0); |
1299
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
291 g_free(sbuf); |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
292 } |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
293 } |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
294 |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
295 /* |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
296 * returns whether a otr_message was received |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
297 * sets *otr_data to NULL, when it was an internal otr message |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
298 */ |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
299 int otr_receive(char **otr_data, const char * buddy, int * free_msg) |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
300 { |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
301 int ignore_message; |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
302 char *newmessage = NULL; |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
303 OtrlTLV *tlvs = NULL; |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
304 OtrlTLV *tlv = NULL; |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
305 ConnContext * ctx; |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
306 |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
307 *free_msg = 0; |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
308 ignore_message = otrl_message_receiving(userstate, &ops, NULL, account, |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
309 "jabber", buddy, *otr_data, &newmessage, &tlvs, NULL, NULL); |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
310 |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
311 ctx = otr_get_context(buddy); |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
312 |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
313 tlv = otrl_tlv_find(tlvs, OTRL_TLV_DISCONNECTED); |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
314 if (tlv) { |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
315 /* Notify the user that the other side disconnected. */ |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
316 if (ctx) { |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
317 cb_gone_insecure(NULL, ctx); |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
318 otr_disconnect(buddy); |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
319 } |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
320 } |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
321 |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
322 otr_handle_smp_tlvs(tlvs, ctx); |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
323 |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
324 if (tlvs != NULL) |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
325 otrl_tlv_free(tlvs); |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
326 |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
327 if (ignore_message) |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
328 *otr_data = NULL; |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
329 |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
330 if (!ignore_message && newmessage) { |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
331 *free_msg = 1; |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
332 *otr_data = g_strdup(newmessage); |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
333 otrl_message_free(newmessage); |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
334 if (ctx->msgstate == OTRL_MSGSTATE_ENCRYPTED) |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
335 return 1; |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
336 } |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
337 return 0; |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
338 } |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
339 |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
340 int otr_send(char **msg, const char *buddy) |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
341 { |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
342 gcry_error_t err; |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
343 char *newmessage = NULL; |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
344 ConnContext * ctx = otr_get_context(buddy); |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
345 |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
346 err = otrl_message_sending(userstate, &ops, NULL, account, "jabber", buddy, |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
347 *msg, NULL, &newmessage, NULL, NULL); |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
348 |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
349 if (err) |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
350 *msg = NULL; /*something went wrong, don't send the plain-message! */ |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
351 |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
352 if (!err && newmessage) { |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
353 *msg = g_strdup(newmessage); |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
354 otrl_message_free(newmessage); |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
355 if (cb_policy(NULL, ctx) & OTRL_POLICY_REQUIRE_ENCRYPTION || |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
356 ctx->msgstate == OTRL_MSGSTATE_ENCRYPTED) |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
357 return 1; |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
358 } |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
359 return 0; |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
360 } |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
361 |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
362 /* Prints OTR connection state */ |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
363 void otr_print_info(const char * buddy) |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
364 { |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
365 const char *state, *auth, *policy; |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
366 ConnContext * ctx = otr_get_context(buddy); |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
367 OtrlPolicy p = cb_policy (ctx->app_data, ctx); |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
368 |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
369 if (!userstate || !ctx) |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
370 return; |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
371 |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
372 switch (ctx->msgstate) { |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
373 case OTRL_MSGSTATE_PLAINTEXT: state = "plaintext"; break; |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
374 case OTRL_MSGSTATE_ENCRYPTED: |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
375 switch (ctx->protocol_version) { |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
376 case 1: state = "encrypted V1"; break; |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
377 case 2: state = "encrypted V2"; break; |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
378 default:state = "encrypted"; |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
379 }; |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
380 break; |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
381 case OTRL_MSGSTATE_FINISHED: state = "finished"; break; |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
382 default: state = "unknown state"; |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
383 } |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
384 switch (ctx->auth.authstate) { |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
385 case OTRL_AUTHSTATE_NONE: |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
386 switch (ctx->otr_offer) { |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
387 case OFFER_NOT: auth = "no offer sent"; break; |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
388 case OFFER_SENT: auth = "offer sent"; break; |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
389 case OFFER_ACCEPTED: auth = "offer accepted"; break; |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
390 case OFFER_REJECTED: auth = "offer rejected"; break; |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
391 default: auth = "unknown auth"; |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
392 } |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
393 break; |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
394 case OTRL_AUTHSTATE_AWAITING_DHKEY: |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
395 auth = "awaiting D-H key"; break; |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
396 case OTRL_AUTHSTATE_AWAITING_REVEALSIG: |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
397 auth = "awaiting reveal signature"; break; |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
398 case OTRL_AUTHSTATE_AWAITING_SIG: |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
399 auth = "awaiting signature"; break; |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
400 case OTRL_AUTHSTATE_V1_SETUP: |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
401 auth = "v1 setup"; break; |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
402 default: |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
403 auth = "unknown auth"; |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
404 } |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
405 if (p == OTRL_POLICY_NEVER) |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
406 policy = "plain"; |
1301
|
407 else if (p == (OTRL_POLICY_OPPORTUNISTIC & ~OTRL_POLICY_ALLOW_V1)) |
1299
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
408 policy = "opportunistic"; |
1301
|
409 else if (p == (OTRL_POLICY_MANUAL & ~OTRL_POLICY_ALLOW_V1)) |
1299
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
410 policy = "manual"; |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
411 else if (p == (OTRL_POLICY_ALWAYS & ~OTRL_POLICY_ALLOW_V1)) |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
412 policy = "always"; |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
413 else |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
414 policy = "unknown"; |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
415 |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
416 scr_LogPrint(LPRINT_LOGNORM, "%s: %s (%s) [%s]", |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
417 ctx->username, state, auth, policy); |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
418 } |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
419 |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
420 static ConnContext * otr_context_encrypted(const char * buddy) |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
421 { |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
422 ConnContext * ctx = otr_get_context(buddy); |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
423 |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
424 if (!userstate || !ctx || ctx->msgstate != OTRL_MSGSTATE_ENCRYPTED){ |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
425 scr_LogPrint(LPRINT_LOGNORM, |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
426 "You have to start an OTR channel with %s before you can " |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
427 "use SMP.", buddy); |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
428 return NULL; |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
429 } |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
430 |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
431 return ctx; |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
432 } |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
433 |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
434 void otr_smp_query(const char * buddy, const char * secret) |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
435 { |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
436 ConnContext * ctx = otr_context_encrypted(buddy); |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
437 |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
438 if (!secret) { |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
439 scr_LogPrint(LPRINT_LOGNORM, |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
440 "Using SMP without a secret isn't a good idea."); |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
441 return; |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
442 } |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
443 |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
444 if (ctx) { |
1301
|
445 otrl_message_initiate_smp(userstate, &ops, NULL, ctx, |
|
446 (const unsigned char *)secret, |
1299
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
447 strlen(secret)); |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
448 scr_WriteIncomingMessage(ctx->username, |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
449 "OTR: Socialist Millionaires' Protocol " |
1301
|
450 "initiated.", 0, HBB_PREFIX_INFO, 0); |
1299
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
451 } |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
452 } |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
453 |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
454 void otr_smp_respond(const char * buddy, const char * secret) |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
455 { |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
456 ConnContext * ctx = otr_context_encrypted(buddy); |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
457 |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
458 if (!secret) { |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
459 scr_LogPrint(LPRINT_LOGNORM, |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
460 "Using SMP without a secret isn't a good idea."); |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
461 return; |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
462 } |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
463 |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
464 if (ctx) { |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
465 if (!ctx->smstate->secret) { |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
466 scr_LogPrint(LPRINT_LOGNORM, |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
467 "Don't call smpr before you haven't received an SMP " |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
468 "Initiation!"); |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
469 return; |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
470 } |
1301
|
471 otrl_message_respond_smp(userstate, &ops, NULL, ctx, |
|
472 (const unsigned char *)secret, |
1299
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
473 strlen(secret)); |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
474 scr_WriteIncomingMessage(ctx->username, |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
475 "OTR: Socialist Millionaires' Protocol: " |
1301
|
476 "response sent", 0, HBB_PREFIX_INFO, 0); |
1299
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
477 } |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
478 } |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
479 |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
480 void otr_smp_abort(const char * buddy) |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
481 { |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
482 ConnContext * ctx = otr_context_encrypted(buddy); |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
483 |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
484 if (ctx) { |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
485 otrl_message_abort_smp(userstate, &ops, NULL, ctx); |
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 aborted.", |
1301
|
488 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_key(void) |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
493 { |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
494 OtrlPrivKey * key; |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
495 char readable[45] = ""; |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
496 |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
497 if(!userstate) |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
498 return; |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
499 for (key = userstate->privkey_root; key; key = key->next) { |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
500 otrl_privkey_fingerprint(userstate, readable, key->accountname, |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
501 key->protocol); |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
502 scr_LogPrint(LPRINT_LOGNORM, "%s: %s", key->accountname, readable); |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
503 } |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
504 } |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
505 |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
506 /* Return the OTR policy for the given context. */ |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
507 static OtrlPolicy cb_policy(void *opdata, ConnContext *ctx) |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
508 { |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
509 enum otr_policy p = settings_otr_getpolicy(NULL); |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
510 |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
511 if(ctx) |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
512 if(settings_otr_getpolicy(ctx->username)) |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
513 p = settings_otr_getpolicy(ctx->username); |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
514 |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
515 switch (p) { |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
516 case plain: |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
517 return OTRL_POLICY_NEVER; |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
518 case opportunistic: |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
519 return OTRL_POLICY_OPPORTUNISTIC & ~OTRL_POLICY_ALLOW_V1; |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
520 case manual: |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
521 return OTRL_POLICY_MANUAL & ~OTRL_POLICY_ALLOW_V1; |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
522 case always: |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
523 return OTRL_POLICY_ALWAYS & ~OTRL_POLICY_ALLOW_V1; |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
524 } |
1301
|
525 |
|
526 return OTRL_POLICY_MANUAL & ~OTRL_POLICY_ALLOW_V1; |
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 /* Create a private key for the given accountname/protocol if |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
530 * desired. */ |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
531 static void cb_create_privkey(void *opdata, const char *accountname, |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
532 const char *protocol) |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
533 { |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
534 gcry_error_t e; |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
535 |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
536 scr_LogPrint(LPRINT_LOGNORM, |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
537 "Generating new OTR key for %s. This may take a while...", |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
538 accountname); |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
539 scr_DoUpdate(); |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
540 |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
541 e = otrl_privkey_generate(userstate, keyfile, accountname, protocol); |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
542 |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
543 if (e) |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
544 scr_LogPrint(LPRINT_LOGNORM, "OTR key generation failed!" |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
545 " Please mkdir ~/.mcabber/otr/ and restart mcabber."); |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
546 else |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
547 scr_LogPrint(LPRINT_LOGNORM, "OTR key generated."); |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
548 } |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
549 |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
550 /* Report whether you think the given user is online. Return 1 if |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
551 * 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
|
552 * If you return 1, messages such as heartbeats or other |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
553 * notifications may be sent to the user, which could result in "not |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
554 * logged in" errors if you're wrong. */ |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
555 static int cb_is_logged_in(void *opdata, const char *accountname, |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
556 const char *protocol, const char *recipient) |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
557 { |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
558 int ret = (roster_getstatus((char *)recipient, NULL) != offline); |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
559 return ret; |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
560 } |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
561 |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
562 /* Send the given IM to the given recipient from the given |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
563 * accountname/protocol. */ |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
564 static void cb_inject_message(void *opdata, const char *accountname, |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
565 const char *protocol, const char *recipient, |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
566 const char *message) |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
567 { |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
568 char * id = g_strdup("otrinject"); |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
569 jb_send_msg(recipient, message, ROSTER_TYPE_USER, "", id, NULL); |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
570 g_free(id); |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
571 } |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
572 |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
573 /* Display a notification message for a particular |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
574 * accountname / protocol / username conversation. */ |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
575 static void cb_notify(void *opdata, OtrlNotifyLevel level, |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
576 const char *accountname, const char *protocol, |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
577 const char *username, const char *title, |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
578 const char *primary, const char *secondary) |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
579 { |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
580 char * type; |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
581 char *sbuf = NULL; |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
582 switch (level) { |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
583 case OTRL_NOTIFY_ERROR: type = "error"; break; |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
584 case OTRL_NOTIFY_WARNING: type = "warning"; break; |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
585 case OTRL_NOTIFY_INFO: type = "info"; break; |
1301
|
586 default: type = "unknown"; |
1299
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
587 } |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
588 sbuf = g_strdup_printf("OTR %s:%s\n%s\n%s",type,title, primary, secondary); |
1301
|
589 scr_WriteIncomingMessage(username, sbuf, 0, HBB_PREFIX_INFO, 0); |
1299
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
590 g_free(sbuf); |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
591 } |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
592 |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
593 /* Display an OTR control message for a particular |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
594 * accountname / protocol / username conversation. Return 0 if you are able |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
595 * to successfully display it. If you return non-0 (or if this |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
596 * function is NULL), the control message will be displayed inline, |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
597 * as a received message, or else by using the above notify() |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
598 * callback. */ |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
599 static int cb_display_otr_message(void *opdata, const char *accountname, |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
600 const char *protocol, const char *username, |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
601 const char *msg) |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
602 { |
1301
|
603 scr_WriteIncomingMessage(username, msg, 0, HBB_PREFIX_INFO, 0); |
1299
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
604 return 0; |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
605 } |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
606 |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
607 /* When the list of ConnContexts changes (including a change in |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
608 * state), this is called so the UI can be updated. */ |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
609 static void cb_update_context_list(void *opdata) |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
610 { |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
611 /*maybe introduce new status characters for mcabber, |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
612 * then use this function (?!)*/ |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
613 } |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
614 |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
615 /* Return a newly allocated string containing a human-friendly name |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
616 * for the given protocol id */ |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
617 static const char *cb_protocol_name(void *opdata, const char *protocol) |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
618 { |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
619 return protocol; |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
620 } |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
621 |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
622 /* Deallocate a string allocated by protocol_name */ |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
623 static void cb_protocol_name_free (void *opdata, const char *protocol_name) |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
624 { |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
625 /* We didn't allocated memory, so we don't have to free anything :p */ |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
626 } |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
627 |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
628 /* A new fingerprint for the given user has been received. */ |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
629 static void cb_new_fingerprint(void *opdata, OtrlUserState us, |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
630 const char *accountname, const char *protocol, |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
631 const char *username, |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
632 unsigned char fingerprint[20]) |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
633 { |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
634 char *sbuf = NULL; |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
635 char readable[45]; |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
636 |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
637 otrl_privkey_hash_to_human(readable, fingerprint); |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
638 sbuf = g_strdup_printf("OTR: new fingerprint: %s", readable); |
1301
|
639 scr_WriteIncomingMessage(username, sbuf, 0, HBB_PREFIX_INFO, 0); |
1299
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
640 g_free(sbuf); |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
641 } |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
642 |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
643 /* The list of known fingerprints has changed. Write them to disk. */ |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
644 static void cb_write_fingerprints(void *opdata) |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
645 { |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
646 otrl_privkey_write_fingerprints(userstate, fprfile); |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
647 } |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
648 |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
649 /* A ConnContext has entered a secure state. */ |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
650 static void cb_gone_secure(void *opdata, ConnContext *context) |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
651 { |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
652 scr_WriteIncomingMessage(context->username, "OTR: channel established", 0, |
1301
|
653 HBB_PREFIX_INFO, 0); |
1299
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
654 } |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
655 |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
656 /* A ConnContext has left a secure state. */ |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
657 static void cb_gone_insecure(void *opdata, ConnContext *context) |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
658 { |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
659 scr_WriteIncomingMessage(context->username, "OTR: channel closed", 0, |
1301
|
660 HBB_PREFIX_INFO, 0); |
1299
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
661 } |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
662 |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
663 /* We have completed an authentication, using the D-H keys we |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
664 * already knew. is_reply indicates whether we initiated the AKE. */ |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
665 static void cb_still_secure(void *opdata, ConnContext *context, int is_reply) |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
666 { |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
667 scr_WriteIncomingMessage(context->username, "OTR: channel reestablished", 0, |
1301
|
668 HBB_PREFIX_INFO, 0); |
1299
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 /* Log a message. The passed message will end in "\n". */ |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
672 static void cb_log_message(void *opdata, const char *message) |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
673 { |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
674 scr_LogPrint(LPRINT_DEBUG, "OTR: %s", message); |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
675 } |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
676 |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
677 /* Find the maximum message size supported by this protocol. */ |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
678 static int cb_max_message_size(void *opdata, ConnContext *context) |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
679 { |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
680 return 8192; |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
681 } |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
682 |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
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683 #endif /* HAVE_LIBOTR */ |
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
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684 /* vim: set expandtab cindent cinoptions=>2\:2(0: For Vim users... */ |