diff options
Diffstat (limited to 'src/otr')
-rw-r--r-- | src/otr/otr.c | 36 | ||||
-rw-r--r-- | src/otr/otr.h | 2 | ||||
-rw-r--r-- | src/otr/otrlibv3.c | 30 |
3 files changed, 60 insertions, 8 deletions
diff --git a/src/otr/otr.c b/src/otr/otr.c index 2ad8e752..043dc30f 100644 --- a/src/otr/otr.c +++ b/src/otr/otr.c @@ -451,6 +451,40 @@ _otr_smp_secret(const char * const recipient, const char *secret) } static void +_otr_smp_question(const char * const recipient, const char *question, const char *answer) +{ + ConnContext *context = otrlib_context_find(user_state, recipient, jid); + + if (context == NULL) { + return; + } + + if (context->msgstate != OTRL_MSGSTATE_ENCRYPTED) { + return; + } + + otrl_message_initiate_smp_q(user_state, &ops, NULL, context, question, (const unsigned char*)answer, strlen(answer)); + ui_otr_authetication_waiting(recipient); +} + +static void +_otr_smp_answer(const char * const recipient, const char *answer) +{ + ConnContext *context = otrlib_context_find(user_state, recipient, jid); + + if (context == NULL) { + return; + } + + if (context->msgstate != OTRL_MSGSTATE_ENCRYPTED) { + return; + } + + // if recipient initiated SMP, send response, else initialise + otrl_message_respond_smp(user_state, &ops, NULL, context, (const unsigned char*)answer, strlen(answer)); +} + +static void _otr_end_session(const char * const recipient) { otrlib_end_session(user_state, recipient, jid, &ops); @@ -560,4 +594,6 @@ otr_init_module(void) otr_decrypt_message = _otr_decrypt_message; otr_free_message = _otr_free_message; otr_smp_secret = _otr_smp_secret; + otr_smp_question = _otr_smp_question; + otr_smp_answer = _otr_smp_answer; } diff --git a/src/otr/otr.h b/src/otr/otr.h index f2f20d17..87b34b45 100644 --- a/src/otr/otr.h +++ b/src/otr/otr.h @@ -49,6 +49,8 @@ void (*otr_trust)(const char * const recipient); void (*otr_untrust)(const char * const recipient); void (*otr_smp_secret)(const char * const recipient, const char *secret); +void (*otr_smp_question)(const char * const recipient, const char *question, const char *answer); +void (*otr_smp_answer)(const char * const recipient, const char *answer); void (*otr_end_session)(const char * const recipient); diff --git a/src/otr/otrlibv3.c b/src/otr/otrlibv3.c index 7ec8a492..92ca3602 100644 --- a/src/otr/otrlibv3.c +++ b/src/otr/otrlibv3.c @@ -132,6 +132,18 @@ otrlib_handle_tlvs(OtrlUserState user_state, OtrlMessageAppOps *ops, ConnContext 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 { + char *question = (char *)tlv->data; + char *eoq = memchr(question, '\0', tlv->len); + if (eoq) { + ui_smp_recipient_initiated_q(context->username, question); + } + } + } tlv = otrl_tlv_find(tlvs, OTRL_TLV_SMP2); if (tlv) { if (nextMsg != OTRL_SMP_EXPECT2) { @@ -146,14 +158,16 @@ otrlib_handle_tlvs(OtrlUserState user_state, OtrlMessageAppOps *ops, ConnContext otrl_message_abort_smp(user_state, ops, NULL, context); } else { context->smstate->nextExpected = OTRL_SMP_EXPECT1; - if ((context->active_fingerprint->trust != NULL) && (context->active_fingerprint->trust[0] != '\0')) { - ui_smp_successful(context->username); - ui_trust(context->username); - otr_trust(context->username); - } else { - ui_smp_unsuccessful_sender(context->username); - ui_untrust(context->username); - otr_untrust(context->username); + if (context->smstate->received_question == 0) { + if ((context->active_fingerprint->trust != NULL) && (context->active_fingerprint->trust[0] != '\0')) { + ui_smp_successful(context->username); + ui_trust(context->username); + otr_trust(context->username); + } else { + ui_smp_unsuccessful_sender(context->username); + ui_untrust(context->username); + otr_untrust(context->username); + } } } } |