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FinPacket.cpp

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00001 #include "headers.h"
00002 
00009 
00013 FinPacket::FinPacket() : NpPacket() {
00014     m_controlType = NpPacket::Fin;
00015         m_errorCode = 0;
00016         m_length = 0;
00017         m_headerLength = FP_HEADER_LENGTH;
00018 } // ctor
00019 
00020 
00024 FinPacket::FinPacket(unsigned char* rawData) : NpPacket(rawData) {
00025         m_errorCode = ntohs(rawData[ErrorCodeOffset] << 8);
00026         m_headerLength = FP_HEADER_LENGTH;
00027 } // ctor
00028 
00029 
00033 unsigned char* 
00034 FinPacket::getRawData() {
00035     // get a pointer to the appropriate memory position to write the error message
00036     unsigned char* buf = NpPacket::getRawData();
00037 
00038     // add the error code
00039     unsigned short tmpUshort;
00040     tmpUshort = htons(m_errorCode);
00041         buf[ErrorCodeOffset] = (tmpUshort >> 8);
00042 
00043         return buf;
00044 } // fn getRawData
00045 
00046 
00047 unsigned short 
00048 FinPacket::getErrorCode() {
00049         return m_errorCode;
00050 } // fn getErrorCode
00051 
00052 
00053 void 
00054 FinPacket::setErrorCode(unsigned short code) {
00055         m_errorCode = code;
00056 } // fn setErrorCode
00057 
00058 
00059 void
00060 FinPacket::toStream(std::ostream& out) {
00061     NpPacket::toStream(out);
00062         out << "Error code     = " << m_errorCode << "\n";
00063 } // fn toStream

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