mcabber: mcabber/src/otr.c annotate

annotate mcabber/src/otr.c @ 1307:6c116207ab2e

Work around segfault in otrl_userstate_free() It only occurs when SSL is enabled and mcabber is linked to libgnutls. Seems to be a problem in libgcrypt when both libotr and libgnutls use it.

author	Mikael Berthe <mikael@lilotux.net>
date	Sun, 09 Sep 2007 17:44:34 +0200
parents	a7d21918234c
children	b17754d9221b

rev	line source
1299 3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	1 /*
1303 b6fdbfa6b219 Minor whitespace change Mikael Berthe <mikael@lilotux.net> parents: 1301 diff changeset	2 * otr.c -- Off-The-Record Messaging for mcabber
1299 3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	3 *
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	4 * Copyright (C) 2007 Frank Zschockelt <mcabber_otr@freakysoft.de>
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	5 *
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	6 * This program is free software; you can redistribute it and/or modify
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	7 * it under the terms of the GNU General Public License as published by
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	8 * the Free Software Foundation; either version 2 of the License, or (at
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	9 * your option) any later version.
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	10 *
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	11 * This program is distributed in the hope that it will be useful, but
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	12 * WITHOUT ANY WARRANTY; without even the implied warranty of
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	14 * General Public License for more details.
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	15 *
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	16 * You should have received a copy of the GNU General Public License
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	17 * along with this program; if not, write to the Free Software
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	18 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	19 * USA
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	20 */
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	21
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	22 #include <config.h>
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	23
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	24 #ifdef HAVE_LIBOTR
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	25
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	26 #include "otr.h"
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	27 #include "logprint.h"
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	28 #include "hbuf.h"
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	29 #include "jab_priv.h"
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	30 #include "roster.h"
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	31 #include "utils.h"
1301 37b41ed9ed35 Fixed compiler warnings Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: 1299 diff changeset	32 #include "screen.h"
37b41ed9ed35 Fixed compiler warnings Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: 1299 diff changeset	33 #include "settings.h"
1299 3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	34
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	35
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	36 static OtrlUserState userstate = NULL;
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	37 static char * account = NULL;
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	38 static char * keyfile = NULL;
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	39 static char * fprfile = NULL;
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	40
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	41
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	42 static OtrlPolicy cb_policy (void opdata, ConnContext ctx);
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	43 static void cb_create_privkey (void *opdata,
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	44 const char *accountname,
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	45 const char *protocol);
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	46 static int cb_is_logged_in (void *opdata,
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	47 const char *accountname,
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	48 const char *protocol,
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	49 const char *recipient);
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	50 static void cb_inject_message (void *opdata,
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	51 const char *accountname,
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	52 const char *protocol,
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	53 const char *recipient,
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	54 const char *message);
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	55 static void cb_notify (void *opdata,
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	56 OtrlNotifyLevel level,
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	57 const char *accountname,
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	58 const char *protocol,
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	59 const char *username,
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	60 const char *title,
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	61 const char *primary,
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	62 const char *secondary);
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	63 static int cb_display_otr_message(void *opdata,
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	64 const char *accountname,
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	65 const char *protocol,
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	66 const char *username,
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	67 const char *msg);
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	68 static void cb_update_context_list(void *opdata);
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	69 static const char cb_protocol_name (void opdata, const char *protocol);
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	70 static void cb_protocol_name_free (void *opdata,
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	71 const char *protocol_name);
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	72 static void cb_new_fingerprint (void *opdata, OtrlUserState us,
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	73 const char *accountname,
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	74 const char *protocol,
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	75 const char *username,
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	76 unsigned char fingerprint[20]);
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	77 static void cb_write_fingerprints (void *opdata);
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	78 static void cb_gone_secure (void opdata, ConnContext context);
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	79 static void cb_gone_insecure (void opdata, ConnContext context);
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	80 static void cb_still_secure (void opdata, ConnContext context,
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	81 int is_reply);
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	82 static void cb_log_message (void opdata, const char message);
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	83 static int cb_max_message_size (void opdata, ConnContext context);
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	84
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	85 static OtrlMessageAppOps ops =
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	86 {
1301 37b41ed9ed35 Fixed compiler warnings Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: 1299 diff changeset	87 cb_policy,
37b41ed9ed35 Fixed compiler warnings Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: 1299 diff changeset	88 cb_create_privkey,
37b41ed9ed35 Fixed compiler warnings Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: 1299 diff changeset	89 cb_is_logged_in,
37b41ed9ed35 Fixed compiler warnings Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: 1299 diff changeset	90 cb_inject_message,
37b41ed9ed35 Fixed compiler warnings Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: 1299 diff changeset	91 cb_notify,
37b41ed9ed35 Fixed compiler warnings Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: 1299 diff changeset	92 cb_display_otr_message,
37b41ed9ed35 Fixed compiler warnings Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: 1299 diff changeset	93 cb_update_context_list,
37b41ed9ed35 Fixed compiler warnings Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: 1299 diff changeset	94 cb_protocol_name,
37b41ed9ed35 Fixed compiler warnings Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: 1299 diff changeset	95 cb_protocol_name_free,
37b41ed9ed35 Fixed compiler warnings Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: 1299 diff changeset	96 cb_new_fingerprint,
37b41ed9ed35 Fixed compiler warnings Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: 1299 diff changeset	97 cb_write_fingerprints,
37b41ed9ed35 Fixed compiler warnings Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: 1299 diff changeset	98 cb_gone_secure,
37b41ed9ed35 Fixed compiler warnings Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: 1299 diff changeset	99 cb_gone_insecure,
37b41ed9ed35 Fixed compiler warnings Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: 1299 diff changeset	100 cb_still_secure,
37b41ed9ed35 Fixed compiler warnings Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: 1299 diff changeset	101 cb_log_message,
37b41ed9ed35 Fixed compiler warnings Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: 1299 diff changeset	102 cb_max_message_size,
37b41ed9ed35 Fixed compiler warnings Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: 1299 diff changeset	103 NULL, /account_name/
37b41ed9ed35 Fixed compiler warnings Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: 1299 diff changeset	104 NULL /account_name_free/
1299 3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	105 };
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	106
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	107 static void otr_message_disconnect(ConnContext *ctx);
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	108 static ConnContext * otr_get_context(const char *buddy);
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	109 static void otr_startstop(const char * buddy, int start);
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	110 static void otr_handle_smp_tlvs(OtrlTLV * tlvs, ConnContext * ctx);
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	111
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	112
1301 37b41ed9ed35 Fixed compiler warnings Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: 1299 diff changeset	113 void otr_init(const char *jid)
1299 3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	114 {
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	115 char * root = expand_filename("~/.mcabber/otr/");
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	116 account = jidtodisp(jid);
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	117 keyfile = g_strdup_printf("%s%s.key", root, account);
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	118 fprfile = g_strdup_printf("%s%s.fpr", root, account);
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	119 g_free(root);
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	120
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	121 OTRL_INIT;
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	122
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	123 userstate = otrl_userstate_create ();
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	124 if (otrl_privkey_read(userstate, keyfile)){
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	125 scr_LogPrint(LPRINT_LOGNORM, "Could not read OTR key from %s", keyfile);
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	126 cb_create_privkey(NULL, account, "jabber");
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	127 }
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	128 if (otrl_privkey_read_fingerprints(userstate, fprfile, NULL, NULL)){
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	129 scr_LogPrint(LPRINT_LOGNORM, "Could not read OTR fingerprints from %s",
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	130 fprfile);
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	131 }
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	132 }
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	133
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	134 void otr_terminate(void)
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	135 {
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	136 ConnContext * ctx;
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	137
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	138 for(ctx = userstate->context_root; ctx; ctx = ctx->next)
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	139 if (ctx->msgstate == OTRL_MSGSTATE_ENCRYPTED)
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	140 otr_message_disconnect(ctx);
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	141
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	142 g_free(account);
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	143 account = NULL;
1307 6c116207ab2e Work around segfault in otrl_userstate_free() Mikael Berthe <mikael@lilotux.net> parents: 1306 diff changeset	144
6c116207ab2e Work around segfault in otrl_userstate_free() Mikael Berthe <mikael@lilotux.net> parents: 1306 diff changeset	145 /* XXX This #ifdef is a quick workaround: when mcabber
6c116207ab2e Work around segfault in otrl_userstate_free() Mikael Berthe <mikael@lilotux.net> parents: 1306 diff changeset	146 * is linked to both gnutls and libotr, libgcrypt will
6c116207ab2e Work around segfault in otrl_userstate_free() Mikael Berthe <mikael@lilotux.net> parents: 1306 diff changeset	147 * segfault when we call otrl_userstate_free().
6c116207ab2e Work around segfault in otrl_userstate_free() Mikael Berthe <mikael@lilotux.net> parents: 1306 diff changeset	148 * This is reported to be a bug in libgcrypt :-/
6c116207ab2e Work around segfault in otrl_userstate_free() Mikael Berthe <mikael@lilotux.net> parents: 1306 diff changeset	149 * Mikael
6c116207ab2e Work around segfault in otrl_userstate_free() Mikael Berthe <mikael@lilotux.net> parents: 1306 diff changeset	150 */
6c116207ab2e Work around segfault in otrl_userstate_free() Mikael Berthe <mikael@lilotux.net> parents: 1306 diff changeset	151 #if defined(HAVE_GNUTLS) && !defined(HAVE_OPENSSL)
6c116207ab2e Work around segfault in otrl_userstate_free() Mikael Berthe <mikael@lilotux.net> parents: 1306 diff changeset	152 if (!settings_opt_get_int("ssl"))
6c116207ab2e Work around segfault in otrl_userstate_free() Mikael Berthe <mikael@lilotux.net> parents: 1306 diff changeset	153 #endif
1299 3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	154 otrl_userstate_free(userstate);
1307 6c116207ab2e Work around segfault in otrl_userstate_free() Mikael Berthe <mikael@lilotux.net> parents: 1306 diff changeset	155
1299 3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	156 userstate = NULL;
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	157 g_free(keyfile);
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	158 keyfile = NULL;
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	159 }
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	160
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	161 static ConnContext * otr_get_context(const char *buddy)
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	162 {
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	163 int null = 0;
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	164 return otrl_context_find(userstate, buddy, account, "jabber", 1, &null,
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	165 NULL, NULL);
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	166 }
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	167
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	168 static void otr_message_disconnect(ConnContext *ctx)
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	169 {
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	170 if (ctx->msgstate == OTRL_MSGSTATE_ENCRYPTED)
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	171 cb_gone_insecure(NULL, ctx);
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	172 otrl_message_disconnect(userstate, &ops, NULL, ctx->accountname,
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	173 ctx->protocol, ctx->username);
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	174 }
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	175
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	176 static void otr_startstop(const char * buddy, int start)
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	177 {
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	178 char * msg = NULL;
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	179 ConnContext *ctx = otr_get_context(buddy);
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	180
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	181 if (!userstate \|\| !ctx)
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	182 return;
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	183
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	184 if (start && ctx->msgstate == OTRL_MSGSTATE_ENCRYPTED)
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	185 otr_message_disconnect(ctx);
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	186
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	187 if (start) {
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	188 OtrlPolicy policy = cb_policy(NULL, ctx);
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	189 msg = otrl_proto_default_query_msg(ctx->accountname, policy);
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	190 cb_inject_message(NULL, ctx->accountname, ctx->protocol, ctx->username,
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	191 msg);
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	192 free (msg);
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	193 }
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	194 else
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	195 otr_message_disconnect(ctx);
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	196 }
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	197
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	198 void otr_establish(const char *buddy)
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	199 {
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	200 otr_startstop(buddy, 1);
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	201 }
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	202
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	203 void otr_disconnect(const char * buddy)
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	204 {
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	205 otr_startstop(buddy, 0);
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	206 }
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	207
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	208 void otr_fingerprint(const char * buddy, const char * trust)
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	209 {
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	210 char fpr[45], *tr;
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	211 ConnContext *ctx = otr_get_context(buddy);
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	212 if (!userstate \|\| !ctx)
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	213 return;
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	214
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	215 if (!ctx->active_fingerprint \|\| !ctx->active_fingerprint->fingerprint) {
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	216 scr_LogPrint(LPRINT_LOGNORM,
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	217 "No active fingerprint - start OTR for this buddy first.");
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	218 return;
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	219 }
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	220
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	221 otrl_privkey_hash_to_human(fpr, ctx->active_fingerprint->fingerprint);
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	222 if (trust) {
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	223 if (strcmp(fpr, trust) == 0)
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	224 otrl_context_set_trust(ctx->active_fingerprint, "trust");
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	225 else
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	226 otrl_context_set_trust(ctx->active_fingerprint, NULL);
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	227 }
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	228
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	229 tr = ctx->active_fingerprint->trust;
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	230 scr_LogPrint(LPRINT_LOGNORM, "%s [%44s]: %s", ctx->username, fpr,
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	231 tr && *tr ? "trusted" : "untrusted");
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	232 cb_write_fingerprints(NULL);
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	233 }
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	234
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	235 static void otr_handle_smp_tlvs(OtrlTLV * tlvs, ConnContext * ctx)
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	236 {
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	237 OtrlTLV *tlv = NULL;
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	238 char *sbuf = NULL;
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	239 NextExpectedSMP nextMsg = ctx->smstate->nextExpected;
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	240
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	241 tlv = otrl_tlv_find(tlvs, OTRL_TLV_SMP1);
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	242 if (tlv) {
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	243 if (nextMsg != OTRL_SMP_EXPECT1)
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	244 otr_smp_abort(ctx->username);
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	245 else {
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	246 sbuf = g_strdup_printf("OTR: Received SMP Initiation. "
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	247 "Answer with /otr smpr %s $secret",
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	248 ctx->username);
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	249 }
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	250 }
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	251 tlv = otrl_tlv_find(tlvs, OTRL_TLV_SMP2);
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	252 if (tlv) {
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	253 if (nextMsg != OTRL_SMP_EXPECT2)
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	254 otr_smp_abort(ctx->username);
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	255 else {
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	256 sbuf = g_strdup("OTR: Received SMP Response.");
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	257 /* If we received TLV2, we will send TLV3 and expect TLV4 */
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	258 ctx->smstate->nextExpected = OTRL_SMP_EXPECT4;
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	259 }
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	260 }
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	261 tlv = otrl_tlv_find(tlvs, OTRL_TLV_SMP3);
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	262 if (tlv) {
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	263 if (nextMsg != OTRL_SMP_EXPECT3)
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	264 otr_smp_abort(ctx->username);
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	265 else {
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	266 /* If we received TLV3, we will send TLV4
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	267 * We will not expect more messages, so prepare for next SMP */
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	268 ctx->smstate->nextExpected = OTRL_SMP_EXPECT1;
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	269 /* Report result to user */
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	270 if (ctx->active_fingerprint && ctx->active_fingerprint->trust &&
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	271 *ctx->active_fingerprint->trust != '\0')
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	272 sbuf = g_strdup("OTR: SMP succeeded");
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	273 else
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	274 sbuf = g_strdup("OTR: SMP failed");
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	275 }
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	276 }
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	277 tlv = otrl_tlv_find(tlvs, OTRL_TLV_SMP4);
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	278 if (tlv) {
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	279 if (nextMsg != OTRL_SMP_EXPECT4)
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	280 otr_smp_abort(ctx->username);
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	281 else {
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	282 /* We will not expect more messages, so prepare for next SMP */
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	283 ctx->smstate->nextExpected = OTRL_SMP_EXPECT1;
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	284 /* Report result to user */
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	285 if (ctx->active_fingerprint && ctx->active_fingerprint->trust &&
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	286 *ctx->active_fingerprint->trust != '\0')
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	287 sbuf = g_strdup("OTR: SMP succeeded");
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	288 else
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	289 sbuf = g_strdup("OTR: SMP failed");
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	290 }
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	291 }
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	292 tlv = otrl_tlv_find(tlvs, OTRL_TLV_SMP_ABORT);
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	293 if (tlv) {
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	294 /* The message we are waiting for will not arrive, so reset
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	295 * and prepare for the next SMP */
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	296 sbuf = g_strdup("OTR: SMP aborted by your buddy");
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	297 ctx->smstate->nextExpected = OTRL_SMP_EXPECT1;
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	298 }
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	299
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	300 if (sbuf) {
1301 37b41ed9ed35 Fixed compiler warnings Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: 1299 diff changeset	301 scr_WriteIncomingMessage(ctx->username, sbuf, 0, HBB_PREFIX_INFO, 0);
1299 3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	302 g_free(sbuf);
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	303 }
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	304 }
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	305
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	306 /*
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	307 * returns whether a otr_message was received
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	308 * sets *otr_data to NULL, when it was an internal otr message
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	309 */
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	310 int otr_receive(char *otr_data, const char buddy, int * free_msg)
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	311 {
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	312 int ignore_message;
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	313 char *newmessage = NULL;
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	314 OtrlTLV *tlvs = NULL;
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	315 OtrlTLV *tlv = NULL;
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	316 ConnContext * ctx;
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	317
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	318 *free_msg = 0;
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	319 ignore_message = otrl_message_receiving(userstate, &ops, NULL, account,
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	320 "jabber", buddy, *otr_data, &newmessage, &tlvs, NULL, NULL);
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	321
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	322 ctx = otr_get_context(buddy);
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	323
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	324 tlv = otrl_tlv_find(tlvs, OTRL_TLV_DISCONNECTED);
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	325 if (tlv) {
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	326 /* Notify the user that the other side disconnected. */
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	327 if (ctx) {
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	328 cb_gone_insecure(NULL, ctx);
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	329 otr_disconnect(buddy);
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	330 }
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	331 }
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	332
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	333 otr_handle_smp_tlvs(tlvs, ctx);
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	334
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	335 if (tlvs != NULL)
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	336 otrl_tlv_free(tlvs);
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	337
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	338 if (ignore_message)
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	339 *otr_data = NULL;
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	340
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	341 if (!ignore_message && newmessage) {
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	342 *free_msg = 1;
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	343 *otr_data = g_strdup(newmessage);
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	344 otrl_message_free(newmessage);
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	345 if (ctx->msgstate == OTRL_MSGSTATE_ENCRYPTED)
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	346 return 1;
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	347 }
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	348 return 0;
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	349 }
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	350
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	351 int otr_send(char *msg, const char buddy)
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	352 {
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	353 gcry_error_t err;
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	354 char *newmessage = NULL;
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	355 ConnContext * ctx = otr_get_context(buddy);
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	356
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	357 err = otrl_message_sending(userstate, &ops, NULL, account, "jabber", buddy,
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	358 *msg, NULL, &newmessage, NULL, NULL);
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	359
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	360 if (err)
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	361 msg = NULL; /something went wrong, don't send the plain-message! */
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	362
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	363 if (!err && newmessage) {
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	364 *msg = g_strdup(newmessage);
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	365 otrl_message_free(newmessage);
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	366 if (cb_policy(NULL, ctx) & OTRL_POLICY_REQUIRE_ENCRYPTION \|\|
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	367 ctx->msgstate == OTRL_MSGSTATE_ENCRYPTED)
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	368 return 1;
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	369 }
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	370 return 0;
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	371 }
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	372
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	373 /* Prints OTR connection state */
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	374 void otr_print_info(const char * buddy)
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	375 {
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	376 const char state, auth, *policy;
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	377 ConnContext * ctx = otr_get_context(buddy);
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	378 OtrlPolicy p = cb_policy (ctx->app_data, ctx);
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	379
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	380 if (!userstate \|\| !ctx)
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	381 return;
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	382
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	383 switch (ctx->msgstate) {
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	384 case OTRL_MSGSTATE_PLAINTEXT: state = "plaintext"; break;
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	385 case OTRL_MSGSTATE_ENCRYPTED:
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	386 switch (ctx->protocol_version) {
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	387 case 1: state = "encrypted V1"; break;
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	388 case 2: state = "encrypted V2"; break;
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	389 default:state = "encrypted";
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	390 };
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	391 break;
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	392 case OTRL_MSGSTATE_FINISHED: state = "finished"; break;
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	393 default: state = "unknown state";
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	394 }
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	395 switch (ctx->auth.authstate) {
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	396 case OTRL_AUTHSTATE_NONE:
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	397 switch (ctx->otr_offer) {
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	398 case OFFER_NOT: auth = "no offer sent"; break;
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	399 case OFFER_SENT: auth = "offer sent"; break;
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	400 case OFFER_ACCEPTED: auth = "offer accepted"; break;
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	401 case OFFER_REJECTED: auth = "offer rejected"; break;
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	402 default: auth = "unknown auth";
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	403 }
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	404 break;
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	405 case OTRL_AUTHSTATE_AWAITING_DHKEY:
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	406 auth = "awaiting D-H key"; break;
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	407 case OTRL_AUTHSTATE_AWAITING_REVEALSIG:
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	408 auth = "awaiting reveal signature"; break;
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	409 case OTRL_AUTHSTATE_AWAITING_SIG:
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	410 auth = "awaiting signature"; break;
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	411 case OTRL_AUTHSTATE_V1_SETUP:
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	412 auth = "v1 setup"; break;
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	413 default:
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	414 auth = "unknown auth";
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	415 }
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	416 if (p == OTRL_POLICY_NEVER)
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	417 policy = "plain";
1301 37b41ed9ed35 Fixed compiler warnings Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: 1299 diff changeset	418 else if (p == (OTRL_POLICY_OPPORTUNISTIC & ~OTRL_POLICY_ALLOW_V1))
1299 3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	419 policy = "opportunistic";
1301 37b41ed9ed35 Fixed compiler warnings Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: 1299 diff changeset	420 else if (p == (OTRL_POLICY_MANUAL & ~OTRL_POLICY_ALLOW_V1))
1299 3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	421 policy = "manual";
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	422 else if (p == (OTRL_POLICY_ALWAYS & ~OTRL_POLICY_ALLOW_V1))
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	423 policy = "always";
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	424 else
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	425 policy = "unknown";
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	426
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	427 scr_LogPrint(LPRINT_LOGNORM, "%s: %s (%s) [%s]",
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	428 ctx->username, state, auth, policy);
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	429 }
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	430
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	431 static ConnContext * otr_context_encrypted(const char * buddy)
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	432 {
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	433 ConnContext * ctx = otr_get_context(buddy);
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	434
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	435 if (!userstate \|\| !ctx \|\| ctx->msgstate != OTRL_MSGSTATE_ENCRYPTED){
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	436 scr_LogPrint(LPRINT_LOGNORM,
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	437 "You have to start an OTR channel with %s before you can "
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	438 "use SMP.", buddy);
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	439 return NULL;
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	440 }
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	441
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	442 return ctx;
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	443 }
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	444
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	445 void otr_smp_query(const char * buddy, const char * secret)
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	446 {
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	447 ConnContext * ctx = otr_context_encrypted(buddy);
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	448
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	449 if (!secret) {
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	450 scr_LogPrint(LPRINT_LOGNORM,
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	451 "Using SMP without a secret isn't a good idea.");
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	452 return;
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	453 }
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	454
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	455 if (ctx) {
1301 37b41ed9ed35 Fixed compiler warnings Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: 1299 diff changeset	456 otrl_message_initiate_smp(userstate, &ops, NULL, ctx,
37b41ed9ed35 Fixed compiler warnings Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: 1299 diff changeset	457 (const unsigned char *)secret,
1299 3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	458 strlen(secret));
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	459 scr_WriteIncomingMessage(ctx->username,
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	460 "OTR: Socialist Millionaires' Protocol "
1301 37b41ed9ed35 Fixed compiler warnings Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: 1299 diff changeset	461 "initiated.", 0, HBB_PREFIX_INFO, 0);
1299 3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	462 }
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	463 }
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	464
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	465 void otr_smp_respond(const char * buddy, const char * secret)
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	466 {
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	467 ConnContext * ctx = otr_context_encrypted(buddy);
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	468
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	469 if (!secret) {
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	470 scr_LogPrint(LPRINT_LOGNORM,
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	471 "Using SMP without a secret isn't a good idea.");
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	472 return;
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	473 }
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	474
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	475 if (ctx) {
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	476 if (!ctx->smstate->secret) {
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	477 scr_LogPrint(LPRINT_LOGNORM,
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	478 "Don't call smpr before you haven't received an SMP "
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	479 "Initiation!");
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	480 return;
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	481 }
1301 37b41ed9ed35 Fixed compiler warnings Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: 1299 diff changeset	482 otrl_message_respond_smp(userstate, &ops, NULL, ctx,
37b41ed9ed35 Fixed compiler warnings Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: 1299 diff changeset	483 (const unsigned char *)secret,
1299 3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	484 strlen(secret));
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	485 scr_WriteIncomingMessage(ctx->username,
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	486 "OTR: Socialist Millionaires' Protocol: "
1301 37b41ed9ed35 Fixed compiler warnings Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: 1299 diff changeset	487 "response sent", 0, HBB_PREFIX_INFO, 0);
1299 3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	488 }
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	489 }
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	490
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	491 void otr_smp_abort(const char * buddy)
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	492 {
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	493 ConnContext * ctx = otr_context_encrypted(buddy);
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	494
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	495 if (ctx) {
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	496 otrl_message_abort_smp(userstate, &ops, NULL, ctx);
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	497 scr_WriteIncomingMessage(ctx->username,
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	498 "OTR: Socialist Millionaires' Protocol aborted.",
1301 37b41ed9ed35 Fixed compiler warnings Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: 1299 diff changeset	499 0, HBB_PREFIX_INFO, 0);
1299 3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	500 }
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	501 }
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	502
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	503 void otr_key(void)
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	504 {
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	505 OtrlPrivKey * key;
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	506 char readable[45] = "";
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	507
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	508 if(!userstate)
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	509 return;
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	510 for (key = userstate->privkey_root; key; key = key->next) {
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	511 otrl_privkey_fingerprint(userstate, readable, key->accountname,
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	512 key->protocol);
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	513 scr_LogPrint(LPRINT_LOGNORM, "%s: %s", key->accountname, readable);
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	514 }
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	515 }
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	516
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	517 /* Return the OTR policy for the given context. */
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	518 static OtrlPolicy cb_policy(void opdata, ConnContext ctx)
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	519 {
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	520 enum otr_policy p = settings_otr_getpolicy(NULL);
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	521
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	522 if(ctx)
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	523 if(settings_otr_getpolicy(ctx->username))
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	524 p = settings_otr_getpolicy(ctx->username);
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	525
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	526 switch (p) {
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	527 case plain:
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	528 return OTRL_POLICY_NEVER;
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	529 case opportunistic:
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	530 return OTRL_POLICY_OPPORTUNISTIC & ~OTRL_POLICY_ALLOW_V1;
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	531 case manual:
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	532 return OTRL_POLICY_MANUAL & ~OTRL_POLICY_ALLOW_V1;
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	533 case always:
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	534 return OTRL_POLICY_ALWAYS & ~OTRL_POLICY_ALLOW_V1;
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	535 }
1301 37b41ed9ed35 Fixed compiler warnings Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: 1299 diff changeset	536
37b41ed9ed35 Fixed compiler warnings Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: 1299 diff changeset	537 return OTRL_POLICY_MANUAL & ~OTRL_POLICY_ALLOW_V1;
1299 3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	538 }
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	539
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	540 /* Create a private key for the given accountname/protocol if
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	541 * desired. */
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	542 static void cb_create_privkey(void opdata, const char accountname,
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	543 const char *protocol)
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	544 {
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	545 gcry_error_t e;
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	546
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	547 scr_LogPrint(LPRINT_LOGNORM,
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	548 "Generating new OTR key for %s. This may take a while...",
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	549 accountname);
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	550 scr_DoUpdate();
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	551
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	552 e = otrl_privkey_generate(userstate, keyfile, accountname, protocol);
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	553
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	554 if (e)
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	555 scr_LogPrint(LPRINT_LOGNORM, "OTR key generation failed!"
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	556 " Please mkdir ~/.mcabber/otr/ and restart mcabber.");
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	557 else
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	558 scr_LogPrint(LPRINT_LOGNORM, "OTR key generated.");
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	559 }
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	560
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	561 /* Report whether you think the given user is online. Return 1 if
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	562 * you think he is, 0 if you think he isn't, -1 if you're not sure.
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	563 * If you return 1, messages such as heartbeats or other
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	564 * notifications may be sent to the user, which could result in "not
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	565 * logged in" errors if you're wrong. */
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	566 static int cb_is_logged_in(void opdata, const char accountname,
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	567 const char protocol, const char recipient)
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	568 {
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	569 int ret = (roster_getstatus((char *)recipient, NULL) != offline);
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	570 return ret;
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	571 }
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	572
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	573 /* Send the given IM to the given recipient from the given
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	574 * accountname/protocol. */
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	575 static void cb_inject_message(void opdata, const char accountname,
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	576 const char protocol, const char recipient,
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	577 const char *message)
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	578 {
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	579 char * id = g_strdup("otrinject");
1306 a7d21918234c Fix jb_send_msg() call in OTR Mikael Berthe <mikael@lilotux.net> parents: 1303 diff changeset	580 jb_send_msg(recipient, message, ROSTER_TYPE_USER, "", id, NULL, NULL);
1299 3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	581 g_free(id);
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	582 }
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	583
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	584 /* Display a notification message for a particular
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	585 * accountname / protocol / username conversation. */
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	586 static void cb_notify(void *opdata, OtrlNotifyLevel level,
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	587 const char accountname, const char protocol,
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	588 const char username, const char title,
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	589 const char primary, const char secondary)
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	590 {
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	591 char * type;
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	592 char *sbuf = NULL;
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	593 switch (level) {
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	594 case OTRL_NOTIFY_ERROR: type = "error"; break;
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	595 case OTRL_NOTIFY_WARNING: type = "warning"; break;
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	596 case OTRL_NOTIFY_INFO: type = "info"; break;
1301 37b41ed9ed35 Fixed compiler warnings Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: 1299 diff changeset	597 default: type = "unknown";
1299 3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	598 }
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	599 sbuf = g_strdup_printf("OTR %s:%s\n%s\n%s",type,title, primary, secondary);
1301 37b41ed9ed35 Fixed compiler warnings Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: 1299 diff changeset	600 scr_WriteIncomingMessage(username, sbuf, 0, HBB_PREFIX_INFO, 0);
1299 3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	601 g_free(sbuf);
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	602 }
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	603
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	604 /* Display an OTR control message for a particular
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	605 * accountname / protocol / username conversation. Return 0 if you are able
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	606 * to successfully display it. If you return non-0 (or if this
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	607 * function is NULL), the control message will be displayed inline,
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	608 * as a received message, or else by using the above notify()
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	609 * callback. */
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	610 static int cb_display_otr_message(void opdata, const char accountname,
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	611 const char protocol, const char username,
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	612 const char *msg)
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	613 {
1301 37b41ed9ed35 Fixed compiler warnings Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: 1299 diff changeset	614 scr_WriteIncomingMessage(username, msg, 0, HBB_PREFIX_INFO, 0);
1299 3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	615 return 0;
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	616 }
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	617
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	618 /* When the list of ConnContexts changes (including a change in
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	619 * state), this is called so the UI can be updated. */
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	620 static void cb_update_context_list(void *opdata)
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	621 {
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	622 /*maybe introduce new status characters for mcabber,
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	623 * then use this function (?!)*/
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	624 }
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	625
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	626 /* Return a newly allocated string containing a human-friendly name
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	627 * for the given protocol id */
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	628 static const char cb_protocol_name(void opdata, const char *protocol)
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	629 {
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	630 return protocol;
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	631 }
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	632
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	633 /* Deallocate a string allocated by protocol_name */
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	634 static void cb_protocol_name_free (void opdata, const char protocol_name)
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	635 {
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	636 /* We didn't allocated memory, so we don't have to free anything :p */
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	637 }
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	638
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	639 /* A new fingerprint for the given user has been received. */
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	640 static void cb_new_fingerprint(void *opdata, OtrlUserState us,
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	641 const char accountname, const char protocol,
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	642 const char *username,
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	643 unsigned char fingerprint[20])
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	644 {
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	645 char *sbuf = NULL;
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	646 char readable[45];
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	647
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	648 otrl_privkey_hash_to_human(readable, fingerprint);
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	649 sbuf = g_strdup_printf("OTR: new fingerprint: %s", readable);
1301 37b41ed9ed35 Fixed compiler warnings Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: 1299 diff changeset	650 scr_WriteIncomingMessage(username, sbuf, 0, HBB_PREFIX_INFO, 0);
1299 3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	651 g_free(sbuf);
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	652 }
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	653
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	654 /* The list of known fingerprints has changed. Write them to disk. */
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	655 static void cb_write_fingerprints(void *opdata)
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	656 {
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	657 otrl_privkey_write_fingerprints(userstate, fprfile);
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	658 }
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	659
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	660 /* A ConnContext has entered a secure state. */
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	661 static void cb_gone_secure(void opdata, ConnContext context)
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	662 {
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	663 scr_WriteIncomingMessage(context->username, "OTR: channel established", 0,
1301 37b41ed9ed35 Fixed compiler warnings Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: 1299 diff changeset	664 HBB_PREFIX_INFO, 0);
1299 3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	665 }
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	666
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	667 /* A ConnContext has left a secure state. */
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	668 static void cb_gone_insecure(void opdata, ConnContext context)
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	669 {
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	670 scr_WriteIncomingMessage(context->username, "OTR: channel closed", 0,
1301 37b41ed9ed35 Fixed compiler warnings Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: 1299 diff changeset	671 HBB_PREFIX_INFO, 0);
1299 3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	672 }
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	673
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	674 /* We have completed an authentication, using the D-H keys we
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	675 * already knew. is_reply indicates whether we initiated the AKE. */
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	676 static void cb_still_secure(void opdata, ConnContext context, int is_reply)
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	677 {
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	678 scr_WriteIncomingMessage(context->username, "OTR: channel reestablished", 0,
1301 37b41ed9ed35 Fixed compiler warnings Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: 1299 diff changeset	679 HBB_PREFIX_INFO, 0);
1299 3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	680 }
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	681
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	682 /* Log a message. The passed message will end in "\n". */
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	683 static void cb_log_message(void opdata, const char message)
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	684 {
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	685 scr_LogPrint(LPRINT_DEBUG, "OTR: %s", message);
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	686 }
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	687
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	688 /* Find the maximum message size supported by this protocol. */
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	689 static int cb_max_message_size(void opdata, ConnContext context)
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	690 {
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	691 return 8192;
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	692 }
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	693
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	694 #endif /* HAVE_LIBOTR */
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	695 /* vim: set expandtab cindent cinoptions=>2\:2(0: For Vim users... */

Mercurial > ~mikael > mcabber > hg

annotate mcabber/src/otr.c @ 1307:6c116207ab2e