Fixed rtcp rpsi parsing of invalid packets.

webrtc/modules/rtp_rtcp/source/rtcp_utility.h

 /*
 *  Copyright (c) 2012 The WebRTC project authors. All Rights Reserved.
 *
 *  Use of this source code is governed by a BSD-style license
 *  that can be found in the LICENSE file in the root of the source
 *  tree. An additional intellectual property rights grant can be found
 *  in the file PATENTS.  All contributing project authors may
 *  be found in the AUTHORS file in the root of the source tree.
 */
 
@@ skipping 369 matching lines @@
   enum class ParseState {
     State_TopLevel,            // Top level packet
     State_ReportBlockItem,     // SR/RR report block
     State_SDESChunk,           // SDES chunk
     State_BYEItem,             // BYE item
     State_ExtendedJitterItem,  // Extended jitter report item
     State_RTPFB_NACKItem,      // NACK FCI item
     State_RTPFB_TMMBRItem,     // TMMBR FCI item
     State_RTPFB_TMMBNItem,     // TMMBN FCI item
     State_PSFB_SLIItem,        // SLI FCI item
-    State_PSFB_RPSIItem,       // RPSI FCI item
     State_PSFB_FIRItem,        // FIR FCI item
     State_PSFB_AppItem,        // Application specific FCI item
     State_PSFB_REMBItem,       // Application specific REMB item
     State_XRItem,
     State_XR_DLLRItem,
     State_AppItem
   };
 
  private:
   void IterateTopLevel();
@@ skipping 36 matching lines @@
   bool ParseXrDlrr(int block_length_4bytes);
   bool ParseXrDlrrItem();
   bool ParseXrVoipMetricItem(int block_length_4bytes);
   bool ParseXrUnsupportedBlockType(int block_length_4bytes);
 
   bool ParseFBCommon(const RtcpCommonHeader& header);
   bool ParseNACKItem();
   bool ParseTMMBRItem();
   bool ParseTMMBNItem();
   bool ParseSLIItem();
-  bool ParseRPSIItem();
+  bool ParseRPSI();
   bool ParseFIRItem();
   bool ParsePsfbAppItem();
   bool ParsePsfbREMBItem();
 
   bool ParseAPP(const RtcpCommonHeader& header);
   bool ParseAPPItem();
 
  private:
   const uint8_t* const _ptrRTCPDataBegin;
   const bool _RTCPReducedSizeEnable;
@@ skipping 25 matching lines @@
   uint8_t* const _ptrBegin;
   uint8_t* const _ptrEnd;
 
   uint8_t* _ptrBlock;
 
   RtcpCommonHeader _header;
 };
 }  // namespace RTCPUtility
 }  // namespace webrtc
 #endif // WEBRTC_MODULES_RTP_RTCP_SOURCE_RTCP_UTILITY_H_