mcabber: mcabber/src/otr.c annotate

annotate mcabber/src/otr.c @ 1320:cb400799db8f

Configurable OTR directory

author	franky@veqlargh.fs
date	Wed, 03 Oct 2007 21:27:46 +0200
parents	b17754d9221b
children	ab1b7f7a682e

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
1320 cb400799db8f Configurable OTR directory franky@veqlargh.fs parents: 1308 diff changeset	112 static char * otr_get_dir(void);
1299 3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	113
1301 37b41ed9ed35 Fixed compiler warnings Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: 1299 diff changeset	114 void otr_init(const char *jid)
1299 3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	115 {
1320 cb400799db8f Configurable OTR directory franky@veqlargh.fs parents: 1308 diff changeset	116 char * root = otr_get_dir();
1299 3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	117 account = jidtodisp(jid);
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	118 keyfile = g_strdup_printf("%s%s.key", root, account);
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	119 fprfile = g_strdup_printf("%s%s.fpr", root, account);
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	120 g_free(root);
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	121
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	122 OTRL_INIT;
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	123
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	124 userstate = otrl_userstate_create ();
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	125 if (otrl_privkey_read(userstate, keyfile)){
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	126 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	127 cb_create_privkey(NULL, account, "jabber");
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	128 }
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	129 if (otrl_privkey_read_fingerprints(userstate, fprfile, NULL, NULL)){
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	130 scr_LogPrint(LPRINT_LOGNORM, "Could not read OTR fingerprints from %s",
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	131 fprfile);
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
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	135 void otr_terminate(void)
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	136 {
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	137 ConnContext * ctx;
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	138
1320 cb400799db8f Configurable OTR directory franky@veqlargh.fs parents: 1308 diff changeset	139 for (ctx = userstate->context_root; ctx; ctx = ctx->next)
1299 3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	140 if (ctx->msgstate == OTRL_MSGSTATE_ENCRYPTED)
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	141 otr_message_disconnect(ctx);
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	142
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	143 g_free(account);
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	144 account = NULL;
1307 6c116207ab2e Work around segfault in otrl_userstate_free() Mikael Berthe <mikael@lilotux.net> parents: 1306 diff changeset	145
6c116207ab2e Work around segfault in otrl_userstate_free() Mikael Berthe <mikael@lilotux.net> parents: 1306 diff changeset	146 /* 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	147 * 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	148 * segfault when we call otrl_userstate_free().
6c116207ab2e Work around segfault in otrl_userstate_free() Mikael Berthe <mikael@lilotux.net> parents: 1306 diff changeset	149 * 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	150 * Mikael
6c116207ab2e Work around segfault in otrl_userstate_free() Mikael Berthe <mikael@lilotux.net> parents: 1306 diff changeset	151 */
6c116207ab2e Work around segfault in otrl_userstate_free() Mikael Berthe <mikael@lilotux.net> parents: 1306 diff changeset	152 #if defined(HAVE_GNUTLS) && !defined(HAVE_OPENSSL)
6c116207ab2e Work around segfault in otrl_userstate_free() Mikael Berthe <mikael@lilotux.net> parents: 1306 diff changeset	153 if (!settings_opt_get_int("ssl"))
6c116207ab2e Work around segfault in otrl_userstate_free() Mikael Berthe <mikael@lilotux.net> parents: 1306 diff changeset	154 #endif
1299 3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	155 otrl_userstate_free(userstate);
1307 6c116207ab2e Work around segfault in otrl_userstate_free() Mikael Berthe <mikael@lilotux.net> parents: 1306 diff changeset	156
1299 3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	157 userstate = NULL;
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	158 g_free(keyfile);
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	159 keyfile = NULL;
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
1320 cb400799db8f Configurable OTR directory franky@veqlargh.fs parents: 1308 diff changeset	162 static char * otr_get_dir(void)
cb400799db8f Configurable OTR directory franky@veqlargh.fs parents: 1308 diff changeset	163 {
cb400799db8f Configurable OTR directory franky@veqlargh.fs parents: 1308 diff changeset	164 char * configured_dir = (char *)settings_opt_get("otr_dir");
cb400799db8f Configurable OTR directory franky@veqlargh.fs parents: 1308 diff changeset	165
cb400799db8f Configurable OTR directory franky@veqlargh.fs parents: 1308 diff changeset	166 if (configured_dir)
cb400799db8f Configurable OTR directory franky@veqlargh.fs parents: 1308 diff changeset	167 return expand_filename(configured_dir);
cb400799db8f Configurable OTR directory franky@veqlargh.fs parents: 1308 diff changeset	168 else
cb400799db8f Configurable OTR directory franky@veqlargh.fs parents: 1308 diff changeset	169 return expand_filename("~/.mcabber/otr/");
cb400799db8f Configurable OTR directory franky@veqlargh.fs parents: 1308 diff changeset	170 }
cb400799db8f Configurable OTR directory franky@veqlargh.fs parents: 1308 diff changeset	171
1299 3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	172 static ConnContext * otr_get_context(const char *buddy)
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	173 {
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	174 int null = 0;
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	175 return otrl_context_find(userstate, buddy, account, "jabber", 1, &null,
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	176 NULL, NULL);
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
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	179 static void otr_message_disconnect(ConnContext *ctx)
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 (ctx->msgstate == OTRL_MSGSTATE_ENCRYPTED)
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	182 cb_gone_insecure(NULL, ctx);
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	183 otrl_message_disconnect(userstate, &ops, NULL, ctx->accountname,
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	184 ctx->protocol, ctx->username);
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	185 }
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 static void otr_startstop(const char * buddy, int start)
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	188 {
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	189 char * msg = NULL;
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	190 ConnContext *ctx = otr_get_context(buddy);
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	191
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	192 if (!userstate \|\| !ctx)
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	193 return;
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	194
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	195 if (start && ctx->msgstate == OTRL_MSGSTATE_ENCRYPTED)
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	196 otr_message_disconnect(ctx);
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 if (start) {
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	199 OtrlPolicy policy = cb_policy(NULL, ctx);
1308 b17754d9221b Show a warning for /otr start\|stop, if policy == plain franky@veqlargh.fs parents: 1307 diff changeset	200 if (policy == plain) {
b17754d9221b Show a warning for /otr start\|stop, if policy == plain franky@veqlargh.fs parents: 1307 diff changeset	201 scr_LogPrint(LPRINT_LOGNORM, "The OTR policy for this user is set to"
b17754d9221b Show a warning for /otr start\|stop, if policy == plain franky@veqlargh.fs parents: 1307 diff changeset	202 " plain. You have to change it first.");
b17754d9221b Show a warning for /otr start\|stop, if policy == plain franky@veqlargh.fs parents: 1307 diff changeset	203 return;
b17754d9221b Show a warning for /otr start\|stop, if policy == plain franky@veqlargh.fs parents: 1307 diff changeset	204 }
1299 3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	205 msg = otrl_proto_default_query_msg(ctx->accountname, policy);
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	206 cb_inject_message(NULL, ctx->accountname, ctx->protocol, ctx->username,
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	207 msg);
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	208 free (msg);
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 else
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	211 otr_message_disconnect(ctx);
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	212 }
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	213
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	214 void otr_establish(const char *buddy)
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	215 {
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	216 otr_startstop(buddy, 1);
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	217 }
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	218
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	219 void otr_disconnect(const char * buddy)
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 otr_startstop(buddy, 0);
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	222 }
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	223
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	224 void otr_fingerprint(const char * buddy, const char * trust)
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	225 {
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	226 char fpr[45], *tr;
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	227 ConnContext *ctx = otr_get_context(buddy);
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	228 if (!userstate \|\| !ctx)
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	229 return;
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	230
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	231 if (!ctx->active_fingerprint \|\| !ctx->active_fingerprint->fingerprint) {
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	232 scr_LogPrint(LPRINT_LOGNORM,
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	233 "No active fingerprint - start OTR for this buddy first.");
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	234 return;
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	235 }
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 otrl_privkey_hash_to_human(fpr, ctx->active_fingerprint->fingerprint);
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	238 if (trust) {
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	239 if (strcmp(fpr, trust) == 0)
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	240 otrl_context_set_trust(ctx->active_fingerprint, "trust");
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	241 else
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	242 otrl_context_set_trust(ctx->active_fingerprint, NULL);
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	243 }
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	244
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	245 tr = ctx->active_fingerprint->trust;
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	246 scr_LogPrint(LPRINT_LOGNORM, "%s [%44s]: %s", ctx->username, fpr,
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	247 tr && *tr ? "trusted" : "untrusted");
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	248 cb_write_fingerprints(NULL);
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 static void otr_handle_smp_tlvs(OtrlTLV * tlvs, ConnContext * ctx)
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	252 {
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	253 OtrlTLV *tlv = NULL;
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	254 char *sbuf = NULL;
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	255 NextExpectedSMP nextMsg = ctx->smstate->nextExpected;
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	256
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	257 tlv = otrl_tlv_find(tlvs, OTRL_TLV_SMP1);
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	258 if (tlv) {
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	259 if (nextMsg != OTRL_SMP_EXPECT1)
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	260 otr_smp_abort(ctx->username);
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	261 else {
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	262 sbuf = g_strdup_printf("OTR: Received SMP Initiation. "
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	263 "Answer with /otr smpr %s $secret",
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	264 ctx->username);
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	265 }
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	266 }
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	267 tlv = otrl_tlv_find(tlvs, OTRL_TLV_SMP2);
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	268 if (tlv) {
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	269 if (nextMsg != OTRL_SMP_EXPECT2)
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	270 otr_smp_abort(ctx->username);
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	271 else {
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	272 sbuf = g_strdup("OTR: Received SMP Response.");
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	273 /* If we received TLV2, we will send TLV3 and expect TLV4 */
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	274 ctx->smstate->nextExpected = OTRL_SMP_EXPECT4;
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_SMP3);
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_EXPECT3)
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 /* If we received TLV3, we will send TLV4
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	283 * We will not expect more messages, so prepare for next SMP */
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	284 ctx->smstate->nextExpected = OTRL_SMP_EXPECT1;
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	285 /* Report result to user */
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	286 if (ctx->active_fingerprint && ctx->active_fingerprint->trust &&
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	287 *ctx->active_fingerprint->trust != '\0')
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	288 sbuf = g_strdup("OTR: SMP succeeded");
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	289 else
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	290 sbuf = g_strdup("OTR: SMP failed");
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 }
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	293 tlv = otrl_tlv_find(tlvs, OTRL_TLV_SMP4);
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	294 if (tlv) {
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	295 if (nextMsg != OTRL_SMP_EXPECT4)
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	296 otr_smp_abort(ctx->username);
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	297 else {
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	298 /* We will not expect more messages, so prepare for next SMP */
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	299 ctx->smstate->nextExpected = OTRL_SMP_EXPECT1;
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	300 /* Report result to user */
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	301 if (ctx->active_fingerprint && ctx->active_fingerprint->trust &&
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	302 *ctx->active_fingerprint->trust != '\0')
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	303 sbuf = g_strdup("OTR: SMP succeeded");
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	304 else
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	305 sbuf = g_strdup("OTR: SMP failed");
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 }
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	308 tlv = otrl_tlv_find(tlvs, OTRL_TLV_SMP_ABORT);
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	309 if (tlv) {
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	310 /* The message we are waiting for will not arrive, so reset
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	311 * and prepare for the next SMP */
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	312 sbuf = g_strdup("OTR: SMP aborted by your buddy");
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	313 ctx->smstate->nextExpected = OTRL_SMP_EXPECT1;
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	314 }
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	315
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	316 if (sbuf) {
1301 37b41ed9ed35 Fixed compiler warnings Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: 1299 diff changeset	317 scr_WriteIncomingMessage(ctx->username, sbuf, 0, HBB_PREFIX_INFO, 0);
1299 3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	318 g_free(sbuf);
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	319 }
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	320 }
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 /*
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	323 * returns whether a otr_message was received
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	324 * 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	325 */
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	326 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	327 {
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	328 int ignore_message;
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	329 char *newmessage = NULL;
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	330 OtrlTLV *tlvs = NULL;
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	331 OtrlTLV *tlv = NULL;
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	332 ConnContext * ctx;
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	333
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	334 *free_msg = 0;
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	335 ignore_message = otrl_message_receiving(userstate, &ops, NULL, account,
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	336 "jabber", buddy, *otr_data, &newmessage, &tlvs, NULL, NULL);
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 ctx = otr_get_context(buddy);
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	339
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	340 tlv = otrl_tlv_find(tlvs, OTRL_TLV_DISCONNECTED);
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	341 if (tlv) {
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	342 /* Notify the user that the other side disconnected. */
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	343 if (ctx) {
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	344 cb_gone_insecure(NULL, ctx);
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	345 otr_disconnect(buddy);
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	346 }
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
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	349 otr_handle_smp_tlvs(tlvs, ctx);
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 if (tlvs != NULL)
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	352 otrl_tlv_free(tlvs);
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	353
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	354 if (ignore_message)
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	355 *otr_data = NULL;
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 if (!ignore_message && newmessage) {
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	358 *free_msg = 1;
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	359 *otr_data = g_strdup(newmessage);
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	360 otrl_message_free(newmessage);
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	361 if (ctx->msgstate == OTRL_MSGSTATE_ENCRYPTED)
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	362 return 1;
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	363 }
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	364 return 0;
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	365 }
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	366
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	367 int otr_send(char *msg, const char buddy)
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	368 {
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	369 gcry_error_t err;
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	370 char *newmessage = NULL;
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	371 ConnContext * ctx = otr_get_context(buddy);
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 err = otrl_message_sending(userstate, &ops, NULL, account, "jabber", buddy,
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	374 *msg, NULL, &newmessage, NULL, NULL);
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 if (err)
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	377 msg = NULL; /something went wrong, don't send the plain-message! */
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	378
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	379 if (!err && newmessage) {
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	380 *msg = g_strdup(newmessage);
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	381 otrl_message_free(newmessage);
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	382 if (cb_policy(NULL, ctx) & OTRL_POLICY_REQUIRE_ENCRYPTION \|\|
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	383 ctx->msgstate == OTRL_MSGSTATE_ENCRYPTED)
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	384 return 1;
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	385 }
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	386 return 0;
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	387 }
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	388
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	389 /* Prints OTR connection state */
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	390 void otr_print_info(const char * buddy)
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	391 {
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	392 const char state, auth, *policy;
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	393 ConnContext * ctx = otr_get_context(buddy);
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	394 OtrlPolicy p = cb_policy (ctx->app_data, ctx);
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	395
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	396 if (!userstate \|\| !ctx)
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	397 return;
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	398
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	399 switch (ctx->msgstate) {
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	400 case OTRL_MSGSTATE_PLAINTEXT: state = "plaintext"; break;
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	401 case OTRL_MSGSTATE_ENCRYPTED:
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	402 switch (ctx->protocol_version) {
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	403 case 1: state = "encrypted V1"; break;
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	404 case 2: state = "encrypted V2"; break;
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	405 default:state = "encrypted";
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	406 };
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	407 break;
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	408 case OTRL_MSGSTATE_FINISHED: state = "finished"; break;
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	409 default: state = "unknown state";
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	410 }
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	411 switch (ctx->auth.authstate) {
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	412 case OTRL_AUTHSTATE_NONE:
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	413 switch (ctx->otr_offer) {
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	414 case OFFER_NOT: auth = "no offer sent"; break;
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	415 case OFFER_SENT: auth = "offer sent"; break;
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	416 case OFFER_ACCEPTED: auth = "offer accepted"; break;
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	417 case OFFER_REJECTED: auth = "offer rejected"; break;
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	418 default: auth = "unknown auth";
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	419 }
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	420 break;
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	421 case OTRL_AUTHSTATE_AWAITING_DHKEY:
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	422 auth = "awaiting D-H key"; break;
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	423 case OTRL_AUTHSTATE_AWAITING_REVEALSIG:
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	424 auth = "awaiting reveal signature"; break;
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	425 case OTRL_AUTHSTATE_AWAITING_SIG:
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	426 auth = "awaiting signature"; break;
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	427 case OTRL_AUTHSTATE_V1_SETUP:
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	428 auth = "v1 setup"; break;
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	429 default:
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	430 auth = "unknown auth";
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	431 }
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	432 if (p == OTRL_POLICY_NEVER)
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	433 policy = "plain";
1301 37b41ed9ed35 Fixed compiler warnings Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: 1299 diff changeset	434 else if (p == (OTRL_POLICY_OPPORTUNISTIC & ~OTRL_POLICY_ALLOW_V1))
1299 3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	435 policy = "opportunistic";
1301 37b41ed9ed35 Fixed compiler warnings Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: 1299 diff changeset	436 else if (p == (OTRL_POLICY_MANUAL & ~OTRL_POLICY_ALLOW_V1))
1299 3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	437 policy = "manual";
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	438 else if (p == (OTRL_POLICY_ALWAYS & ~OTRL_POLICY_ALLOW_V1))
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	439 policy = "always";
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	440 else
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	441 policy = "unknown";
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	442
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	443 scr_LogPrint(LPRINT_LOGNORM, "%s: %s (%s) [%s]",
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	444 ctx->username, state, auth, policy);
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	445 }
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 static ConnContext * otr_context_encrypted(const char * 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 ConnContext * ctx = otr_get_context(buddy);
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	450
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	451 if (!userstate \|\| !ctx \|\| ctx->msgstate != OTRL_MSGSTATE_ENCRYPTED){
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	452 scr_LogPrint(LPRINT_LOGNORM,
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	453 "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	454 "use SMP.", buddy);
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	455 return NULL;
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	456 }
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	457
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	458 return ctx;
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	459 }
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	460
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	461 void otr_smp_query(const char * buddy, const char * secret)
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 ConnContext * ctx = otr_context_encrypted(buddy);
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 if (!secret) {
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	466 scr_LogPrint(LPRINT_LOGNORM,
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	467 "Using SMP without a secret isn't a good idea.");
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	468 return;
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	469 }
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	470
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	471 if (ctx) {
1301 37b41ed9ed35 Fixed compiler warnings Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: 1299 diff changeset	472 otrl_message_initiate_smp(userstate, &ops, NULL, ctx,
37b41ed9ed35 Fixed compiler warnings Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: 1299 diff changeset	473 (const unsigned char *)secret,
1299 3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	474 strlen(secret));
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	475 scr_WriteIncomingMessage(ctx->username,
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	476 "OTR: Socialist Millionaires' Protocol "
1301 37b41ed9ed35 Fixed compiler warnings Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: 1299 diff changeset	477 "initiated.", 0, HBB_PREFIX_INFO, 0);
1299 3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	478 }
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	479 }
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	480
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	481 void otr_smp_respond(const char * buddy, const char * secret)
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	482 {
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	483 ConnContext * ctx = otr_context_encrypted(buddy);
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	484
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	485 if (!secret) {
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	486 scr_LogPrint(LPRINT_LOGNORM,
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	487 "Using SMP without a secret isn't a good idea.");
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	488 return;
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 if (ctx) {
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	492 if (!ctx->smstate->secret) {
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	493 scr_LogPrint(LPRINT_LOGNORM,
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	494 "Don't call smpr before you haven't received an SMP "
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	495 "Initiation!");
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	496 return;
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	497 }
1301 37b41ed9ed35 Fixed compiler warnings Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: 1299 diff changeset	498 otrl_message_respond_smp(userstate, &ops, NULL, ctx,
37b41ed9ed35 Fixed compiler warnings Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: 1299 diff changeset	499 (const unsigned char *)secret,
1299 3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	500 strlen(secret));
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	501 scr_WriteIncomingMessage(ctx->username,
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	502 "OTR: Socialist Millionaires' Protocol: "
1301 37b41ed9ed35 Fixed compiler warnings Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: 1299 diff changeset	503 "response sent", 0, HBB_PREFIX_INFO, 0);
1299 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 }
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	506
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	507 void otr_smp_abort(const char * buddy)
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	508 {
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	509 ConnContext * ctx = otr_context_encrypted(buddy);
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	510
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	511 if (ctx) {
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	512 otrl_message_abort_smp(userstate, &ops, NULL, ctx);
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	513 scr_WriteIncomingMessage(ctx->username,
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	514 "OTR: Socialist Millionaires' Protocol aborted.",
1301 37b41ed9ed35 Fixed compiler warnings Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: 1299 diff changeset	515 0, HBB_PREFIX_INFO, 0);
1299 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 }
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	518
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	519 void otr_key(void)
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	520 {
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	521 OtrlPrivKey * key;
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	522 char readable[45] = "";
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	523
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	524 if(!userstate)
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	525 return;
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	526 for (key = userstate->privkey_root; key; key = key->next) {
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	527 otrl_privkey_fingerprint(userstate, readable, key->accountname,
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	528 key->protocol);
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	529 scr_LogPrint(LPRINT_LOGNORM, "%s: %s", key->accountname, readable);
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	530 }
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	531 }
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	532
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	533 /* Return the OTR policy for the given context. */
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	534 static OtrlPolicy cb_policy(void opdata, ConnContext ctx)
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	535 {
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	536 enum otr_policy p = settings_otr_getpolicy(NULL);
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	537
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	538 if(ctx)
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	539 if(settings_otr_getpolicy(ctx->username))
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	540 p = settings_otr_getpolicy(ctx->username);
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	541
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	542 switch (p) {
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	543 case plain:
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	544 return OTRL_POLICY_NEVER;
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	545 case opportunistic:
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	546 return OTRL_POLICY_OPPORTUNISTIC & ~OTRL_POLICY_ALLOW_V1;
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	547 case manual:
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	548 return OTRL_POLICY_MANUAL & ~OTRL_POLICY_ALLOW_V1;
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	549 case always:
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	550 return OTRL_POLICY_ALWAYS & ~OTRL_POLICY_ALLOW_V1;
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	551 }
1301 37b41ed9ed35 Fixed compiler warnings Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: 1299 diff changeset	552
37b41ed9ed35 Fixed compiler warnings Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: 1299 diff changeset	553 return OTRL_POLICY_MANUAL & ~OTRL_POLICY_ALLOW_V1;
1299 3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	554 }
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	555
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	556 /* Create a private key for the given accountname/protocol if
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	557 * desired. */
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	558 static void cb_create_privkey(void opdata, const char accountname,
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	559 const char *protocol)
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 gcry_error_t e;
1320 cb400799db8f Configurable OTR directory franky@veqlargh.fs parents: 1308 diff changeset	562 char * root;
1299 3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	563
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	564 scr_LogPrint(LPRINT_LOGNORM,
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	565 "Generating new OTR key for %s. This may take a while...",
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	566 accountname);
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	567 scr_DoUpdate();
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 e = otrl_privkey_generate(userstate, keyfile, accountname, protocol);
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	570
1320 cb400799db8f Configurable OTR directory franky@veqlargh.fs parents: 1308 diff changeset	571 if (e) {
cb400799db8f Configurable OTR directory franky@veqlargh.fs parents: 1308 diff changeset	572 root = otr_get_dir();
cb400799db8f Configurable OTR directory franky@veqlargh.fs parents: 1308 diff changeset	573 scr_LogPrint(LPRINT_LOGNORM, "OTR key generation failed! Please mkdir "
cb400799db8f Configurable OTR directory franky@veqlargh.fs parents: 1308 diff changeset	574 "%s if you want to use otr encryption.", root);
cb400799db8f Configurable OTR directory franky@veqlargh.fs parents: 1308 diff changeset	575 g_free(root);
cb400799db8f Configurable OTR directory franky@veqlargh.fs parents: 1308 diff changeset	576 }
1299 3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	577 else
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	578 scr_LogPrint(LPRINT_LOGNORM, "OTR key generated.");
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	579 }
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	580
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	581 /* 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	582 * 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	583 * If you return 1, messages such as heartbeats or other
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	584 * 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	585 * logged in" errors if you're wrong. */
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	586 static int cb_is_logged_in(void opdata, const char accountname,
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	587 const char protocol, const char recipient)
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	588 {
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	589 int ret = (roster_getstatus((char *)recipient, NULL) != offline);
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	590 return ret;
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	591 }
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	592
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	593 /* Send the given IM to the given recipient from the given
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	594 * accountname/protocol. */
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	595 static void cb_inject_message(void opdata, const char accountname,
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	596 const char protocol, const char recipient,
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	597 const char *message)
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 char * id = g_strdup("otrinject");
1306 a7d21918234c Fix jb_send_msg() call in OTR Mikael Berthe <mikael@lilotux.net> parents: 1303 diff changeset	600 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	601 g_free(id);
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 a notification message for a particular
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	605 * accountname / protocol / username conversation. */
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	606 static void cb_notify(void *opdata, OtrlNotifyLevel level,
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	607 const char accountname, const char protocol,
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	608 const char username, const char title,
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	609 const char primary, const char secondary)
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	610 {
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	611 char * type;
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	612 char *sbuf = NULL;
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	613 switch (level) {
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	614 case OTRL_NOTIFY_ERROR: type = "error"; break;
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	615 case OTRL_NOTIFY_WARNING: type = "warning"; break;
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	616 case OTRL_NOTIFY_INFO: type = "info"; break;
1301 37b41ed9ed35 Fixed compiler warnings Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: 1299 diff changeset	617 default: type = "unknown";
1299 3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	618 }
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	619 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	620 scr_WriteIncomingMessage(username, sbuf, 0, HBB_PREFIX_INFO, 0);
1299 3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	621 g_free(sbuf);
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	622 }
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	623
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	624 /* Display an OTR control message for a particular
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	625 * accountname / protocol / username conversation. Return 0 if you are able
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	626 * 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	627 * function is NULL), the control message will be displayed inline,
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	628 * as a received message, or else by using the above notify()
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	629 * callback. */
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	630 static int cb_display_otr_message(void opdata, const char accountname,
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	631 const char protocol, const char username,
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	632 const char *msg)
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	633 {
1301 37b41ed9ed35 Fixed compiler warnings Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: 1299 diff changeset	634 scr_WriteIncomingMessage(username, msg, 0, HBB_PREFIX_INFO, 0);
1299 3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	635 return 0;
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	636 }
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 /* When the list of ConnContexts changes (including a change in
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	639 * state), this is called so the UI can be updated. */
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	640 static void cb_update_context_list(void *opdata)
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	641 {
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	642 /*maybe introduce new status characters for mcabber,
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	643 * then use this function (?!)*/
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
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	646 /* Return a newly allocated string containing a human-friendly name
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	647 * for the given protocol id */
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	648 static const char cb_protocol_name(void opdata, const char *protocol)
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	649 {
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	650 return protocol;
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	651 }
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 /* Deallocate a string allocated by protocol_name */
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	654 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	655 {
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	656 /* 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	657 }
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 /* A new fingerprint for the given user has been received. */
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	660 static void cb_new_fingerprint(void *opdata, OtrlUserState us,
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	661 const char accountname, const char protocol,
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	662 const char *username,
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	663 unsigned char fingerprint[20])
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	664 {
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	665 char *sbuf = NULL;
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	666 char readable[45];
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	667
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	668 otrl_privkey_hash_to_human(readable, fingerprint);
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	669 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	670 scr_WriteIncomingMessage(username, sbuf, 0, HBB_PREFIX_INFO, 0);
1299 3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	671 g_free(sbuf);
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 /* The list of known fingerprints has changed. Write them to disk. */
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	675 static void cb_write_fingerprints(void *opdata)
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	676 {
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	677 otrl_privkey_write_fingerprints(userstate, fprfile);
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	678 }
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	679
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	680 /* A ConnContext has entered a secure state. */
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	681 static void cb_gone_secure(void opdata, ConnContext context)
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	682 {
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	683 scr_WriteIncomingMessage(context->username, "OTR: channel established", 0,
1301 37b41ed9ed35 Fixed compiler warnings Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: 1299 diff changeset	684 HBB_PREFIX_INFO, 0);
1299 3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	685 }
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 /* A ConnContext has left a secure state. */
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	688 static void cb_gone_insecure(void opdata, ConnContext context)
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	689 {
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	690 scr_WriteIncomingMessage(context->username, "OTR: channel closed", 0,
1301 37b41ed9ed35 Fixed compiler warnings Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: 1299 diff changeset	691 HBB_PREFIX_INFO, 0);
1299 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 /* We have completed an authentication, using the D-H keys we
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	695 * already knew. is_reply indicates whether we initiated the AKE. */
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	696 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	697 {
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	698 scr_WriteIncomingMessage(context->username, "OTR: channel reestablished", 0,
1301 37b41ed9ed35 Fixed compiler warnings Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: 1299 diff changeset	699 HBB_PREFIX_INFO, 0);
1299 3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	700 }
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	701
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	702 /* Log a message. The passed message will end in "\n". */
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	703 static void cb_log_message(void opdata, const char message)
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	704 {
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	705 scr_LogPrint(LPRINT_DEBUG, "OTR: %s", message);
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	706 }
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	707
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	708 /* Find the maximum message size supported by this protocol. */
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	709 static int cb_max_message_size(void opdata, ConnContext context)
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	710 {
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	711 return 8192;
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	712 }
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	713
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	714 #endif /* HAVE_LIBOTR */
3b338a5c01fc OTR support Frank Zschockelt <mcabber_otr[at]freakysoft.de> parents: diff changeset	715 /* vim: set expandtab cindent cinoptions=>2\:2(0: For Vim users... */

Mercurial > ~mikael > mcabber > hg

annotate mcabber/src/otr.c @ 1320:cb400799db8f