jrtplib
3.7.1
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00001 /* 00002 00003 This file is a part of JRTPLIB 00004 Copyright (c) 1999-2007 Jori Liesenborgs 00005 00006 Contact: jori.liesenborgs@gmail.com 00007 00008 This library was developed at the "Expertisecentrum Digitale Media" 00009 (http://www.edm.uhasselt.be), a research center of the Hasselt University 00010 (http://www.uhasselt.be). The library is based upon work done for 00011 my thesis at the School for Knowledge Technology (Belgium/The Netherlands). 00012 00013 Permission is hereby granted, free of charge, to any person obtaining a 00014 copy of this software and associated documentation files (the "Software"), 00015 to deal in the Software without restriction, including without limitation 00016 the rights to use, copy, modify, merge, publish, distribute, sublicense, 00017 and/or sell copies of the Software, and to permit persons to whom the 00018 Software is furnished to do so, subject to the following conditions: 00019 00020 The above copyright notice and this permission notice shall be included 00021 in all copies or substantial portions of the Software. 00022 00023 THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS 00024 OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, 00025 FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL 00026 THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER 00027 LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING 00028 FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS 00029 IN THE SOFTWARE. 00030 00031 */ 00032 00037 #ifndef RTCPAPPPACKET_H 00038 00039 #define RTCPAPPPACKET_H 00040 00041 #include "rtpconfig.h" 00042 #include "rtcppacket.h" 00043 #include "rtpstructs.h" 00044 #if ! (defined(WIN32) || defined(_WIN32_WCE)) 00045 #include <netinet/in.h> 00046 #endif // WIN32 00047 00048 class RTCPCompoundPacket; 00049 00051 class RTCPAPPPacket : public RTCPPacket 00052 { 00053 public: 00059 RTCPAPPPacket(uint8_t *data,size_t datalen); 00060 ~RTCPAPPPacket() { } 00061 00063 uint8_t GetSubType() const; 00064 00066 uint32_t GetSSRC() const; 00067 00071 uint8_t *GetName(); 00072 00074 uint8_t *GetAPPData(); 00075 00077 size_t GetAPPDataLength() const; 00078 #ifdef RTPDEBUG 00079 void Dump(); 00080 #endif // RTPDEBUG 00081 private: 00082 size_t appdatalen; 00083 }; 00084 00085 inline uint8_t RTCPAPPPacket::GetSubType() const 00086 { 00087 if (!knownformat) 00088 return 0; 00089 RTCPCommonHeader *hdr = (RTCPCommonHeader *)data; 00090 return hdr->count; 00091 } 00092 00093 inline uint32_t RTCPAPPPacket::GetSSRC() const 00094 { 00095 if (!knownformat) 00096 return 0; 00097 00098 uint32_t *ssrc = (uint32_t *)(data+sizeof(RTCPCommonHeader)); 00099 return ntohl(*ssrc); 00100 } 00101 00102 inline uint8_t *RTCPAPPPacket::GetName() 00103 { 00104 if (!knownformat) 00105 return 0; 00106 00107 return (data+sizeof(RTCPCommonHeader)+sizeof(uint32_t)); 00108 } 00109 00110 inline uint8_t *RTCPAPPPacket::GetAPPData() 00111 { 00112 if (!knownformat) 00113 return 0; 00114 if (appdatalen == 0) 00115 return 0; 00116 return (data+sizeof(RTCPCommonHeader)+sizeof(uint32_t)*2); 00117 } 00118 00119 inline size_t RTCPAPPPacket::GetAPPDataLength() const 00120 { 00121 if (!knownformat) 00122 return 0; 00123 return appdatalen; 00124 } 00125 00126 #endif // RTCPAPPPACKET_H 00127