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1 /*
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1303
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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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Frank Zschockelt <mcabber_otr[at]freakysoft.de>
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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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Frank Zschockelt <mcabber_otr[at]freakysoft.de>
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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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1301
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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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1307
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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 :-/
|
|
150 * Mikael
|
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151 */
|
|
152 #if defined(HAVE_GNUTLS) && !defined(HAVE_OPENSSL)
|
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153 if (!settings_opt_get_int("ssl"))
|
|
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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1320
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162 static char * otr_get_dir(void)
|
|
163 {
|
|
164 char * configured_dir = (char *)settings_opt_get("otr_dir");
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|
165
|
1335
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166 if (configured_dir && *configured_dir) {
|
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167 char *xp_conf_dir;
|
|
168 int l;
|
|
169 xp_conf_dir = expand_filename(configured_dir);
|
|
170 // The path must be slash-terminated
|
|
171 l = strlen(xp_conf_dir);
|
|
172 if (xp_conf_dir[l-1] != '/') {
|
|
173 char *xp_conf_dir_tmp = xp_conf_dir;
|
|
174 xp_conf_dir = g_strdup_printf("%s/", xp_conf_dir_tmp);
|
|
175 g_free(xp_conf_dir_tmp);
|
|
176 }
|
|
177 return xp_conf_dir;
|
|
178 } else {
|
1320
|
179 return expand_filename("~/.mcabber/otr/");
|
1335
|
180 }
|
1320
|
181 }
|
|
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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changeset
|
195 ctx->protocol, ctx->username);
|
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
196 }
|
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
197
|
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
198 static void otr_startstop(const char * buddy, int start)
|
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
199 {
|
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
200 char * msg = NULL;
|
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
201 ConnContext *ctx = otr_get_context(buddy);
|
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
202
|
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
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");
|
1306
|
611 jb_send_msg(recipient, message, ROSTER_TYPE_USER, "", id, NULL, NULL);
|
1299
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
612 g_free(id);
|
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 /* Display a notification message for a particular
|
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
616 * accountname / protocol / username conversation. */
|
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
617 static void cb_notify(void *opdata, OtrlNotifyLevel level,
|
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
618 const char *accountname, const char *protocol,
|
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
619 const char *username, const char *title,
|
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
620 const char *primary, const char *secondary)
|
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
621 {
|
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
622 char * type;
|
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
623 char *sbuf = NULL;
|
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
624 switch (level) {
|
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
625 case OTRL_NOTIFY_ERROR: type = "error"; break;
|
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
626 case OTRL_NOTIFY_WARNING: type = "warning"; break;
|
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
627 case OTRL_NOTIFY_INFO: type = "info"; break;
|
1301
|
628 default: type = "unknown";
|
1299
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
629 }
|
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
630 sbuf = g_strdup_printf("OTR %s:%s\n%s\n%s",type,title, primary, secondary);
|
1301
|
631 scr_WriteIncomingMessage(username, sbuf, 0, HBB_PREFIX_INFO, 0);
|
1299
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
632 g_free(sbuf);
|
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
633 }
|
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
634
|
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
635 /* Display an OTR control message for a particular
|
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
636 * accountname / protocol / username conversation. Return 0 if you are able
|
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
637 * to successfully display it. If you return non-0 (or if this
|
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
638 * function is NULL), the control message will be displayed inline,
|
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
639 * as a received message, or else by using the above notify()
|
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
640 * callback. */
|
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
641 static int cb_display_otr_message(void *opdata, const char *accountname,
|
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
642 const char *protocol, const char *username,
|
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
643 const char *msg)
|
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
644 {
|
1301
|
645 scr_WriteIncomingMessage(username, msg, 0, HBB_PREFIX_INFO, 0);
|
1299
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
646 return 0;
|
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 /* When the list of ConnContexts changes (including a change in
|
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
650 * state), this is called so the UI can be updated. */
|
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
651 static void cb_update_context_list(void *opdata)
|
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
652 {
|
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
653 /*maybe introduce new status characters for mcabber,
|
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
654 * then use this function (?!)*/
|
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
655 }
|
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
656
|
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
657 /* Return a newly allocated string containing a human-friendly name
|
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
658 * for the given protocol id */
|
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
659 static const char *cb_protocol_name(void *opdata, const char *protocol)
|
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
660 {
|
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
661 return protocol;
|
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
662 }
|
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
663
|
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
664 /* Deallocate a string allocated by protocol_name */
|
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
665 static void cb_protocol_name_free (void *opdata, const char *protocol_name)
|
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
666 {
|
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
667 /* We didn't allocated memory, so we don't have to free anything :p */
|
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
668 }
|
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
669
|
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
670 /* A new fingerprint for the given user has been received. */
|
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
671 static void cb_new_fingerprint(void *opdata, OtrlUserState us,
|
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
672 const char *accountname, const char *protocol,
|
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
673 const char *username,
|
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
674 unsigned char fingerprint[20])
|
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
675 {
|
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
676 char *sbuf = NULL;
|
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
677 char readable[45];
|
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
678
|
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
679 otrl_privkey_hash_to_human(readable, fingerprint);
|
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
680 sbuf = g_strdup_printf("OTR: new fingerprint: %s", readable);
|
1301
|
681 scr_WriteIncomingMessage(username, sbuf, 0, HBB_PREFIX_INFO, 0);
|
1299
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
682 g_free(sbuf);
|
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
683 }
|
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
684
|
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
parents:
diff
changeset
|
685 /* The list of known fingerprints has changed. Write them to disk. */
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Frank Zschockelt <mcabber_otr[at]freakysoft.de>
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686 static void cb_write_fingerprints(void *opdata)
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Frank Zschockelt <mcabber_otr[at]freakysoft.de>
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687 {
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Frank Zschockelt <mcabber_otr[at]freakysoft.de>
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688 otrl_privkey_write_fingerprints(userstate, fprfile);
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Frank Zschockelt <mcabber_otr[at]freakysoft.de>
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689 }
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Frank Zschockelt <mcabber_otr[at]freakysoft.de>
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690
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Frank Zschockelt <mcabber_otr[at]freakysoft.de>
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691 /* A ConnContext has entered a secure state. */
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Frank Zschockelt <mcabber_otr[at]freakysoft.de>
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692 static void cb_gone_secure(void *opdata, ConnContext *context)
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Frank Zschockelt <mcabber_otr[at]freakysoft.de>
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693 {
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Frank Zschockelt <mcabber_otr[at]freakysoft.de>
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694 scr_WriteIncomingMessage(context->username, "OTR: channel established", 0,
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1301
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695 HBB_PREFIX_INFO, 0);
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1299
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
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696 }
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Frank Zschockelt <mcabber_otr[at]freakysoft.de>
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697
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Frank Zschockelt <mcabber_otr[at]freakysoft.de>
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698 /* A ConnContext has left a secure state. */
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Frank Zschockelt <mcabber_otr[at]freakysoft.de>
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699 static void cb_gone_insecure(void *opdata, ConnContext *context)
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Frank Zschockelt <mcabber_otr[at]freakysoft.de>
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700 {
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Frank Zschockelt <mcabber_otr[at]freakysoft.de>
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701 scr_WriteIncomingMessage(context->username, "OTR: channel closed", 0,
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1301
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702 HBB_PREFIX_INFO, 0);
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1299
Frank Zschockelt <mcabber_otr[at]freakysoft.de>
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703 }
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Frank Zschockelt <mcabber_otr[at]freakysoft.de>
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704
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Frank Zschockelt <mcabber_otr[at]freakysoft.de>
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705 /* We have completed an authentication, using the D-H keys we
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Frank Zschockelt <mcabber_otr[at]freakysoft.de>
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706 * already knew. is_reply indicates whether we initiated the AKE. */
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Frank Zschockelt <mcabber_otr[at]freakysoft.de>
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707 static void cb_still_secure(void *opdata, ConnContext *context, int is_reply)
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Frank Zschockelt <mcabber_otr[at]freakysoft.de>
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708 {
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Frank Zschockelt <mcabber_otr[at]freakysoft.de>
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709 scr_WriteIncomingMessage(context->username, "OTR: channel reestablished", 0,
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1301
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710 HBB_PREFIX_INFO, 0);
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Frank Zschockelt <mcabber_otr[at]freakysoft.de>
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711 }
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Frank Zschockelt <mcabber_otr[at]freakysoft.de>
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712
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Frank Zschockelt <mcabber_otr[at]freakysoft.de>
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713 /* Log a message. The passed message will end in "\n". */
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Frank Zschockelt <mcabber_otr[at]freakysoft.de>
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714 static void cb_log_message(void *opdata, const char *message)
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Frank Zschockelt <mcabber_otr[at]freakysoft.de>
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715 {
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Frank Zschockelt <mcabber_otr[at]freakysoft.de>
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716 scr_LogPrint(LPRINT_DEBUG, "OTR: %s", message);
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Frank Zschockelt <mcabber_otr[at]freakysoft.de>
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717 }
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Frank Zschockelt <mcabber_otr[at]freakysoft.de>
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718
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Frank Zschockelt <mcabber_otr[at]freakysoft.de>
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719 /* Find the maximum message size supported by this protocol. */
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Frank Zschockelt <mcabber_otr[at]freakysoft.de>
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720 static int cb_max_message_size(void *opdata, ConnContext *context)
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Frank Zschockelt <mcabber_otr[at]freakysoft.de>
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721 {
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Frank Zschockelt <mcabber_otr[at]freakysoft.de>
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722 return 8192;
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Frank Zschockelt <mcabber_otr[at]freakysoft.de>
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723 }
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Frank Zschockelt <mcabber_otr[at]freakysoft.de>
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724
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Frank Zschockelt <mcabber_otr[at]freakysoft.de>
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725 #endif /* HAVE_LIBOTR */
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Frank Zschockelt <mcabber_otr[at]freakysoft.de>
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726 /* vim: set expandtab cindent cinoptions=>2\:2(0: For Vim users... */
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