Esempio n. 1
0
PJ_DEF(pj_status_t) pjsip_publishc_update_expires( pjsip_publishc *pubc,
					           pj_uint32_t expires )
{
    PJ_ASSERT_RETURN(pubc, PJ_EINVAL);
    set_expires( pubc, expires );
    return PJ_SUCCESS;
}
Esempio n. 2
0
PJ_DEF(pj_status_t) pjsip_publishc_init(pjsip_publishc *pubc,
					const pj_str_t *event,
					const pj_str_t *target_uri,
					const pj_str_t *from_uri,
					const pj_str_t *to_uri,
					pj_uint32_t expires)
{
    pj_str_t tmp;

    PJ_ASSERT_RETURN(pubc && event && target_uri && from_uri && to_uri && 
		     expires, PJ_EINVAL);

    /* Copy event type */
    pj_strdup_with_null(pubc->pool, &pubc->event, event);

    /* Copy server URL. */
    pj_strdup_with_null(pubc->pool, &pubc->str_target_uri, target_uri);

    /* Set server URL. */
    tmp = pubc->str_target_uri;
    pubc->target_uri = pjsip_parse_uri( pubc->pool, tmp.ptr, tmp.slen, 0);
    if (pubc->target_uri == NULL) {
	return PJSIP_EINVALIDURI;
    }

    /* Set "From" header. */
    pj_strdup_with_null(pubc->pool, &pubc->from_uri, from_uri);
    tmp = pubc->from_uri;
    pubc->from_hdr = pjsip_from_hdr_create(pubc->pool);
    pubc->from_hdr->uri = pjsip_parse_uri(pubc->pool, tmp.ptr, tmp.slen, 
					  PJSIP_PARSE_URI_AS_NAMEADDR);
    if (!pubc->from_hdr->uri) {
	return PJSIP_EINVALIDURI;
    }

    /* Set "To" header. */
    pj_strdup_with_null(pubc->pool, &tmp, to_uri);
    pubc->to_hdr = pjsip_to_hdr_create(pubc->pool);
    pubc->to_hdr->uri = pjsip_parse_uri(pubc->pool, tmp.ptr, tmp.slen, 
					PJSIP_PARSE_URI_AS_NAMEADDR);
    if (!pubc->to_hdr->uri) {
	return PJSIP_EINVALIDURI;
    }


    /* Set "Expires" header, if required. */
    set_expires( pubc, expires);

    /* Set "Call-ID" header. */
    pubc->cid_hdr = pjsip_cid_hdr_create(pubc->pool);
    pj_create_unique_string(pubc->pool, &pubc->cid_hdr->id);

    /* Set "CSeq" header. */
    pubc->cseq_hdr = pjsip_cseq_hdr_create(pubc->pool);
    pubc->cseq_hdr->cseq = pj_rand() % 0xFFFF;
    pjsip_method_set( &pubc->cseq_hdr->method, PJSIP_REGISTER_METHOD);

    /* Done. */
    return PJ_SUCCESS;
}
Esempio n. 3
0
static void
set_inactive_state( probe_timer_entry *entry ) {
  if ( entry->state != PROBE_TIMER_STATE_INACTIVE ) {
    entry->state = PROBE_TIMER_STATE_INACTIVE;
    entry->retry_count = 1;
  }
  set_expires( 0, entry );
}
Esempio n. 4
0
static void
set_confirmed_state( probe_timer_entry *entry ) {
  if ( entry->state != PROBE_TIMER_STATE_CONFIRMED ) {
    entry->state = PROBE_TIMER_STATE_CONFIRMED;
    entry->retry_count = 6;
  }
  set_expires( 10000, entry );
}
Esempio n. 5
0
PJ_DEF(pj_status_t) pjsip_regc_update_expires(  pjsip_regc *regc,
					        pj_uint32_t expires )
{
    PJ_ASSERT_RETURN(regc, PJ_EINVAL);

    pj_lock_acquire(regc->lock);
    set_expires( regc, expires );
    pj_lock_release(regc->lock);

    return PJ_SUCCESS;
}
Esempio n. 6
0
Cookie::Cookie(const std::string& name, const std::string& value, const std::vector<std::string>& options)
  : Cookie{name, value}
{
  // Check that the vector has an even number of elements (key, value)
  if(options.size() % 2 not_eq 0)
    throw CookieException{"Invalid number of elements in cookie's options vector!"};

  // for-loop on vector - set input values from vector:
  for(size_t i = 0; i < options.size(); i += 2) {
    std::string nm = options[i];

    if(not valid_option_name(nm))
      throw CookieException{"Invalid name (" + nm + ") of cookie option!"};

    std::string val = options[i+1];

    if(caseInsCompare(nm, C_EXPIRES)) {
      set_expires(val);
    } else if(caseInsCompare(nm, C_MAX_AGE)) {
      try {
        int age = std::stoi(val);

        if(age < 0)
          throw CookieException{"Invalid max-age attribute (" + val + ") of cookie! Negative number of seconds not allowed."};

        set_max_age(age);
      } catch(std::exception& e){
        throw CookieException{"Invalid max-age attribute (" + val + ") of cookie! Invalid integer value."};
      }
    } else if(caseInsCompare(nm, C_DOMAIN)) {
      set_domain(val);
    } else if(caseInsCompare(nm, C_PATH)) {
      set_path(val);
    } else if(caseInsCompare(nm, C_SECURE)) {
      bool s = (caseInsCompare(val, "true")) ? true : false;
      set_secure(s);
    } else if(caseInsCompare(nm, C_HTTP_ONLY)) {
      bool s = (caseInsCompare(val, "true")) ? true : false;
      set_http_only(s);
    }
  }
}
Esempio n. 7
0
PJ_DEF(pj_status_t) pjsip_regc_init( pjsip_regc *regc,
				     const pj_str_t *srv_url,
				     const pj_str_t *from_url,
				     const pj_str_t *to_url,
				     int contact_cnt,
				     const pj_str_t contact[],
				     pj_uint32_t expires)
{
    pj_str_t tmp;
    pj_status_t status;

    PJ_ASSERT_RETURN(regc && srv_url && from_url && to_url && 
		     expires, PJ_EINVAL);

    /* Copy server URL. */
    pj_strdup_with_null(regc->pool, &regc->str_srv_url, srv_url);

    /* Set server URL. */
    tmp = regc->str_srv_url;
    regc->srv_url = pjsip_parse_uri( regc->pool, tmp.ptr, tmp.slen, 0);
    if (regc->srv_url == NULL) {
	return PJSIP_EINVALIDURI;
    }

    /* Set "From" header. */
    pj_strdup_with_null(regc->pool, &regc->from_uri, from_url);
    tmp = regc->from_uri;
    regc->from_hdr = pjsip_from_hdr_create(regc->pool);
    regc->from_hdr->uri = pjsip_parse_uri(regc->pool, tmp.ptr, tmp.slen, 
					  PJSIP_PARSE_URI_AS_NAMEADDR);
    if (!regc->from_hdr->uri) {
	PJ_LOG(4,(THIS_FILE, "regc: invalid source URI %.*s", 
		  from_url->slen, from_url->ptr));
	return PJSIP_EINVALIDURI;
    }

    /* Set "To" header. */
    pj_strdup_with_null(regc->pool, &tmp, to_url);
    regc->to_hdr = pjsip_to_hdr_create(regc->pool);
    regc->to_hdr->uri = pjsip_parse_uri(regc->pool, tmp.ptr, tmp.slen, 
					PJSIP_PARSE_URI_AS_NAMEADDR);
    if (!regc->to_hdr->uri) {
	PJ_LOG(4,(THIS_FILE, "regc: invalid target URI %.*s", to_url->slen, to_url->ptr));
	return PJSIP_EINVALIDURI;
    }


    /* Set "Contact" header. */
    status = set_contact( regc, contact_cnt, contact);
    if (status != PJ_SUCCESS)
	return status;

    /* Set "Expires" header, if required. */
    set_expires( regc, expires);
    regc->delay_before_refresh = DELAY_BEFORE_REFRESH;

    /* Set "Call-ID" header. */
    regc->cid_hdr = pjsip_cid_hdr_create(regc->pool);
    pj_create_unique_string(regc->pool, &regc->cid_hdr->id);

    /* Set "CSeq" header. */
    regc->cseq_hdr = pjsip_cseq_hdr_create(regc->pool);
    regc->cseq_hdr->cseq = pj_rand() % 0xFFFF;
    pjsip_method_set( &regc->cseq_hdr->method, PJSIP_REGISTER_METHOD);

    /* Done. */
    return PJ_SUCCESS;
}
Esempio n. 8
0
static void regc_tsx_callback(void *token, pjsip_event *event)
{
    pj_status_t status;
    pjsip_regc *regc = (pjsip_regc*) token;
    pjsip_transaction *tsx = event->body.tsx_state.tsx;
    pj_bool_t handled = PJ_TRUE;
    pj_bool_t update_contact = PJ_FALSE;

    pj_atomic_inc(regc->busy_ctr);
    pj_lock_acquire(regc->lock);

    /* Decrement pending transaction counter. */
    pj_assert(regc->has_tsx);
    regc->has_tsx = PJ_FALSE;

    /* Add reference to the transport */
    if (tsx->transport != regc->last_transport) {
	if (regc->last_transport) {
	    pjsip_transport_dec_ref(regc->last_transport);
	    regc->last_transport = NULL;
	}

	if (tsx->transport) {
	    regc->last_transport = tsx->transport;
	    pjsip_transport_add_ref(regc->last_transport);
	}
    }

    if (regc->_delete_flag == 0 && regc->tsx_cb &&
        regc->current_op == REGC_REGISTERING)
    {
        struct pjsip_regc_tsx_cb_param param;

        param.contact_cnt = -1;
        cbparam_init(&param.cbparam, regc, PJ_SUCCESS, tsx->status_code,
		     &tsx->status_text,
                     (event->body.tsx_state.type==PJSIP_EVENT_RX_MSG) ? 
	              event->body.tsx_state.src.rdata : NULL,
                     -1, 0, NULL);

        /* Call regc tsx callback before handling any response */
        pj_lock_release(regc->lock);
        (*regc->tsx_cb)(&param);
        pj_lock_acquire(regc->lock);

        if (param.contact_cnt >= 0) {
            /* Since we receive non-2xx response, it means that (some) contact
             * bindings haven't been established so we can safely remove these
             * contact headers. This is to avoid removing non-existent contact
             * bindings later.
             */
            if (tsx->status_code/100 != 2) {
                pjsip_contact_hdr *h;

	        h = regc->contact_hdr_list.next;
	        while (h != &regc->contact_hdr_list) {
                    pjsip_contact_hdr *next = h->next;

                    if (h->expires == -1) {
                        pj_list_erase(h);
                    }
                    h = next;
                }
	    }

            /* Update contact address */
            pjsip_regc_update_contact(regc, param.contact_cnt, param.contact);
            update_contact = PJ_TRUE;
        }
    }

    /* Handle 401/407 challenge (even when _delete_flag is set) */
    if (tsx->status_code == PJSIP_SC_PROXY_AUTHENTICATION_REQUIRED ||
	tsx->status_code == PJSIP_SC_UNAUTHORIZED)
    {
	pjsip_rx_data *rdata = event->body.tsx_state.src.rdata;
	pjsip_tx_data *tdata;

	/* reset current op */
	regc->current_op = REGC_IDLE;

        if (update_contact) {
            pjsip_msg *msg;
            pjsip_hdr *hdr, *ins_hdr;
            pjsip_contact_hdr *chdr;

            /* Delete Contact headers, but we shouldn't delete headers
             * which are supposed to remove contact bindings since
             * we cannot reconstruct those headers.
             */
            msg = tsx->last_tx->msg;
            hdr = msg->hdr.next;
            ins_hdr = &msg->hdr;
            while (hdr != &msg->hdr) {
                pjsip_hdr *next = hdr->next;

                if (hdr->type == PJSIP_H_CONTACT) {
                    chdr = (pjsip_contact_hdr *)hdr;
                    if (chdr->expires != 0) {
                        pj_list_erase(hdr);
                        ins_hdr = next;
                    }
                }
                hdr = next;
            }

            /* Add Contact headers. */
            chdr = regc->contact_hdr_list.next;
            while (chdr != &regc->contact_hdr_list) {
	        pj_list_insert_before(ins_hdr, (pjsip_hdr*)
                    pjsip_hdr_shallow_clone(tsx->last_tx->pool, chdr));
	        chdr = chdr->next;
            }

            /* Also add bindings which are to be removed */
            while (!pj_list_empty(&regc->removed_contact_hdr_list)) {
	        chdr = regc->removed_contact_hdr_list.next;
	        pj_list_insert_before(ins_hdr, (pjsip_hdr*)
                    pjsip_hdr_clone(tsx->last_tx->pool, chdr));
	        pj_list_erase(chdr);
            }
        }

        status = pjsip_auth_clt_reinit_req( &regc->auth_sess,
					    rdata, 
					    tsx->last_tx,  
					    &tdata);

	if (status == PJ_SUCCESS) {
	    status = pjsip_regc_send(regc, tdata);
	}
	
	if (status != PJ_SUCCESS) {

	    /* Only call callback if application is still interested
	     * in it.
	     */
	    if (regc->_delete_flag == 0) {
		/* Should be safe to release the lock temporarily.
		 * We do this to avoid deadlock. 
		 */
		pj_lock_release(regc->lock);
		call_callback(regc, status, tsx->status_code, 
			      &rdata->msg_info.msg->line.status.reason,
			      rdata, -1, 0, NULL);
		pj_lock_acquire(regc->lock);
	    }
	}

    } else if (regc->_delete_flag) {

	/* User has called pjsip_regc_destroy(), so don't call callback. 
	 * This regc will be destroyed later in this function.
	 */

	/* Just reset current op */
	regc->current_op = REGC_IDLE;

    } else if (tsx->status_code == PJSIP_SC_INTERVAL_TOO_BRIEF &&
	       regc->current_op == REGC_REGISTERING)
    {
	/* Handle 423 response automatically:
	 *  - set requested expiration to Min-Expires header, ONLY IF
	 *    the original request is a registration (as opposed to
	 *    unregistration) and the requested expiration was indeed
	 *    lower than Min-Expires)
	 *  - resend the request
	 */
	pjsip_rx_data *rdata = event->body.tsx_state.src.rdata;
	pjsip_min_expires_hdr *me_hdr;
	pjsip_tx_data *tdata;
	pj_int32_t min_exp;

	/* reset current op */
	regc->current_op = REGC_IDLE;

	/* Update requested expiration */
	me_hdr = (pjsip_min_expires_hdr*)
		 pjsip_msg_find_hdr(rdata->msg_info.msg,
				    PJSIP_H_MIN_EXPIRES, NULL);
	if (me_hdr) {
	    min_exp = me_hdr->ivalue;
	} else {
	    /* Broken server, Min-Expires doesn't exist.
	     * Just guestimate then, BUT ONLY if if this is the
	     * first time we received such response.
	     */
	    enum {
		/* Note: changing this value would require changing couple of
		 *       Python test scripts.
		 */
		UNSPECIFIED_MIN_EXPIRES = 3601
	    };
	    if (!regc->expires_hdr ||
		 regc->expires_hdr->ivalue != UNSPECIFIED_MIN_EXPIRES)
	    {
		min_exp = UNSPECIFIED_MIN_EXPIRES;
	    } else {
		handled = PJ_FALSE;
		PJ_LOG(4,(THIS_FILE, "Registration failed: 423 response "
				     "without Min-Expires header is invalid"));
		goto handle_err;
	    }
	}

	if (regc->expires_hdr && regc->expires_hdr->ivalue >= min_exp) {
	    /* But we already send with greater expiration time, why does
	     * the server send us with 423? Oh well, just fail the request.
	     */
	    handled = PJ_FALSE;
	    PJ_LOG(4,(THIS_FILE, "Registration failed: invalid "
			         "Min-Expires header value in response"));
	    goto handle_err;
	}

	set_expires(regc, min_exp);

	status = pjsip_regc_register(regc, regc->auto_reg, &tdata);
	if (status == PJ_SUCCESS) {
	    status = pjsip_regc_send(regc, tdata);
	}

	if (status != PJ_SUCCESS) {
	    /* Only call callback if application is still interested
	     * in it.
	     */
	    if (!regc->_delete_flag) {
		/* Should be safe to release the lock temporarily.
		 * We do this to avoid deadlock.
		 */
		pj_lock_release(regc->lock);
		call_callback(regc, status, tsx->status_code,
			      &rdata->msg_info.msg->line.status.reason,
			      rdata, -1, 0, NULL);
		pj_lock_acquire(regc->lock);
	    }
	}

    } else {
	handled = PJ_FALSE;
    }

handle_err:
    if (!handled) {
	pjsip_rx_data *rdata;
	pj_int32_t expiration = NOEXP;
	unsigned contact_cnt = 0;
	pjsip_contact_hdr *contact[PJSIP_REGC_MAX_CONTACT];

	if (tsx->status_code/100 == 2) {

	    rdata = event->body.tsx_state.src.rdata;

	    /* Calculate expiration */
	    expiration = calculate_response_expiration(regc, rdata, 
						       &contact_cnt,
						       PJSIP_REGC_MAX_CONTACT,
						       contact);

	    /* Schedule next registration */
            schedule_registration(regc, expiration);

	} else {
	    rdata = (event->body.tsx_state.type==PJSIP_EVENT_RX_MSG) ? 
			event->body.tsx_state.src.rdata : NULL;
	}

	/* Update registration */
	if (expiration==NOEXP) expiration=-1;
	regc->expires = expiration;

	/* Mark operation as complete */
	regc->current_op = REGC_IDLE;

	/* Call callback. */
	/* Should be safe to release the lock temporarily.
	 * We do this to avoid deadlock. 
	 */
	pj_lock_release(regc->lock);
	call_callback(regc, PJ_SUCCESS, tsx->status_code, 
		      (rdata ? &rdata->msg_info.msg->line.status.reason 
			: &tsx->status_text),
		      rdata, expiration, 
		      contact_cnt, contact);
	pj_lock_acquire(regc->lock);
    }

    pj_lock_release(regc->lock);

    /* Delete the record if user destroy regc during the callback. */
    if (pj_atomic_dec_and_get(regc->busy_ctr)==0 && regc->_delete_flag) {
	pjsip_regc_destroy(regc);
    }
}
Esempio n. 9
0
static inline void
set_random_expires( long min, long max, probe_timer_entry *entry ) {
  long millisecond = min + ( max - min ) * random() / RAND_MAX;
  set_expires( millisecond, entry );
}