/*
* implements /otr authabort
*/
void otr_auth_abort(SERVER_REC *irssi, const char *nick)
{
ConnContext *ctx;
assert(irssi);
assert(nick);
ctx = otr_find_context(irssi, nick, FALSE);
if (!ctx) {
IRSSI_NOTICE(irssi, nick, "Context for %9%s%9 not found.", nick);
goto end;
}
otrl_message_abort_smp(user_state_global->otr_state, &otr_ops, irssi, ctx);
otr_status_change(irssi, nick, OTR_STATUS_SMP_ABORT);
if (ctx->smstate->nextExpected != OTRL_SMP_EXPECT1) {
IRSSI_NOTICE(irssi, nick, "%rOngoing authentication aborted%n");
} else {
IRSSI_NOTICE(irssi, nick, "%rAuthentication aborted%n");
}
end:
return;
}
void OtrInternal::abortSMP(ConnContext *context, TreeModelItem &item)
{
otrl_message_abort_smp( m_userstate, &m_uiOps, this, context);
if (context->active_fingerprint->trust && !context->active_fingerprint->trust[0]) {
gone_secure(context);
sendCustomNessage(item,tr("Authentication aborded. The conversation is now insecure!"));
}
}
void
otrlib_handle_tlvs(OtrlUserState user_state, OtrlMessageAppOps *ops, ConnContext *context, OtrlTLV *tlvs, GHashTable *smp_initiators)
{
NextExpectedSMP nextMsg = context->smstate->nextExpected;
OtrlTLV *tlv = otrl_tlv_find(tlvs, OTRL_TLV_SMP1);
if (tlv) {
if (nextMsg != OTRL_SMP_EXPECT1) {
otrl_message_abort_smp(user_state, ops, NULL, context);
} else {
ProfChatWin *chatwin = wins_get_chat(context->username);
if (chatwin) {
chatwin_otr_smp_event(chatwin, PROF_OTR_SMP_INIT, NULL);
}
g_hash_table_insert(smp_initiators, strdup(context->username), strdup(context->username));
}
}
tlv = otrl_tlv_find(tlvs, OTRL_TLV_SMP1Q);
if (tlv) {
if (nextMsg != OTRL_SMP_EXPECT1) {
otrl_message_abort_smp(user_state, ops, NULL, context);
} else {
ProfChatWin *chatwin = wins_get_chat(context->username);
if (chatwin) {
char *question = (char *)tlv->data;
char *eoq = memchr(question, '\0', tlv->len);
if (eoq) {
chatwin_otr_smp_event(chatwin, PROF_OTR_SMP_INIT_Q, question);
}
}
}
}
tlv = otrl_tlv_find(tlvs, OTRL_TLV_SMP2);
if (tlv) {
if (nextMsg != OTRL_SMP_EXPECT2) {
otrl_message_abort_smp(user_state, ops, NULL, context);
} else {
context->smstate->nextExpected = OTRL_SMP_EXPECT4;
}
}
tlv = otrl_tlv_find(tlvs, OTRL_TLV_SMP3);
if (tlv) {
if (nextMsg != OTRL_SMP_EXPECT3) {
otrl_message_abort_smp(user_state, ops, NULL, context);
} else {
context->smstate->nextExpected = OTRL_SMP_EXPECT1;
ProfChatWin *chatwin = wins_get_chat(context->username);
if (chatwin) {
if (context->smstate->received_question == 0) {
if (context->active_fingerprint->trust && (context->active_fingerprint->trust[0] != '\0')) {
chatwin_otr_smp_event(chatwin, PROF_OTR_SMP_SUCCESS, NULL);
chatwin_otr_trust(chatwin);
} else {
chatwin_otr_smp_event(chatwin, PROF_OTR_SMP_SENDER_FAIL, NULL);
chatwin_otr_untrust(chatwin);
}
} else {
if (context->smstate->sm_prog_state == OTRL_SMP_PROG_SUCCEEDED) {
chatwin_otr_smp_event(chatwin, PROF_OTR_SMP_SUCCESS_Q, NULL);
} else {
chatwin_otr_smp_event(chatwin, PROF_OTR_SMP_FAIL_Q, NULL);
}
}
}
}
}
tlv = otrl_tlv_find(tlvs, OTRL_TLV_SMP4);
if (tlv) {
if (nextMsg != OTRL_SMP_EXPECT4) {
otrl_message_abort_smp(user_state, ops, NULL, context);
} else {
context->smstate->nextExpected = OTRL_SMP_EXPECT1;
ProfChatWin *chatwin = wins_get_chat(context->username);
if (chatwin) {
if (context->active_fingerprint->trust && (context->active_fingerprint->trust[0] != '\0')) {
chatwin_otr_smp_event(chatwin, PROF_OTR_SMP_SUCCESS, NULL);
chatwin_otr_trust(chatwin);
} else {
chatwin_otr_smp_event(chatwin, PROF_OTR_SMP_RECEIVER_FAIL, NULL);
chatwin_otr_untrust(chatwin);
}
}
}
}
tlv = otrl_tlv_find(tlvs, OTRL_TLV_SMP_ABORT);
if (tlv) {
context->smstate->nextExpected = OTRL_SMP_EXPECT1;
ProfChatWin *chatwin = wins_get_chat(context->username);
if (chatwin) {
chatwin_otr_smp_event(chatwin, PROF_OTR_SMP_ABORT, NULL);
chatwin_otr_untrust(chatwin);
}
otr_untrust(context->username);
}
}
static void
cb_handle_smp_event(void *opdata, OtrlSMPEvent smp_event,
ConnContext *context, unsigned short progress_percent,
char *question)
{
NextExpectedSMP nextMsg = context->smstate->nextExpected;
OtrlUserState user_state = otr_userstate();
OtrlMessageAppOps *ops = otr_messageops();
GHashTable *smp_initiators = otr_smpinitators();
switch(smp_event)
{
case OTRL_SMPEVENT_ASK_FOR_SECRET:
ui_smp_recipient_initiated(context->username);
g_hash_table_insert(smp_initiators, strdup(context->username), strdup(context->username));
break;
case OTRL_SMPEVENT_ASK_FOR_ANSWER:
ui_smp_recipient_initiated_q(context->username, question);
break;
case OTRL_SMPEVENT_SUCCESS:
if (context->smstate->received_question == 0) {
ui_smp_successful(context->username);
ui_trust(context->username);
} else {
ui_smp_answer_success(context->username);
}
break;
case OTRL_SMPEVENT_FAILURE:
if (context->smstate->received_question == 0) {
if (nextMsg == OTRL_SMP_EXPECT3) {
ui_smp_unsuccessful_sender(context->username);
} else if (nextMsg == OTRL_SMP_EXPECT4) {
ui_smp_unsuccessful_receiver(context->username);
}
ui_untrust(context->username);
} else {
ui_smp_answer_failure(context->username);
}
break;
case OTRL_SMPEVENT_ERROR:
otrl_message_abort_smp(user_state, ops, NULL, context);
break;
case OTRL_SMPEVENT_CHEATED:
otrl_message_abort_smp(user_state, ops, NULL, context);
break;
case OTRL_SMPEVENT_ABORT:
ui_smp_aborted(context->username);
ui_untrust(context->username);
break;
case OTRL_SMPEVENT_IN_PROGRESS:
break;
default:
break;
}
}
void OtrInternal::abortSMP(ConnContext* context)
{
otrl_message_abort_smp(m_userstate, &m_uiOps, this, context);
}
