Changeset 1469 for pjproject/trunk/pjsip/include/pjsip-ua/sip_inv.h

Timestamp:

Oct 3, 2007 6:28:49 PM (17 years ago)

Author:

bennylp

Message:

Ticket 5: Support for SIP UPDATE (RFC 3311) and fix the offer/answer negotiation

File:

• pjproject/trunk/pjsip/include/pjsip-ua/sip_inv.h (modified) (4 diffs)

pjproject/trunk/pjsip/include/pjsip-ua/sip_inv.h

@@ -254 +254 @@
     pjsip_transaction   *invite_tsx;                /**< 1st invite tsx.    */
     pjsip_tx_data       *last_answer;               /**< Last INVITE resp.  */
+    pjsip_tx_data       *last_ack;                  /**< Last ACK request   */
+    pj_int32_t           last_ack_cseq;             /**< CSeq of last ACK   */
     void                *mod_data[PJSIP_MAX_MODULE];/**< Modules data.      */
 };
@@ -562 +564 @@
 
 /**
- * Create an UPDATE request. 
+ * Create an UPDATE request to initiate new SDP offer.
  *
  * @param inv           The invite session.
@@ -569 +571 @@
  *                      contact, it can specify the new contact in this 
  *                      argument; otherwise this argument must be NULL.
- * @param new_offer     Application MAY initiate a new SDP offer/answer 
- *                      session in the request when there is no pending answer
- *                      to be sent or received. It can detect this condition
- *                      by observing the state of the SDP negotiator of the 
- *                      invite session. If new offer should be sent to remote,
- *                      the offer must be specified in this argument; otherwise
- *                      this argument must be NULL.
+ * @param offer         Offer to be sent to remote. This argument is
+ *                      mandatory.
  * @param p_tdata       Pointer to receive the UPDATE request message to
  *                      be created.
@@ -585 +582 @@
 PJ_DECL(pj_status_t) pjsip_inv_update ( pjsip_inv_session *inv,
                                         const pj_str_t *new_contact,
-                                        const pjmedia_sdp_session *new_offer,
+                                        const pjmedia_sdp_session *offer,
                                         pjsip_tx_data **p_tdata );