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SdpTime.cpp
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137 lines (118 loc) · 3.31 KB
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/*
* Copyright (C) 2012 Yee Young Han <websearch@naver.com> (http://blog.naver.com/websearch)
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 3 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*/
#include "SipPlatformDefine.h"
#include "SdpTime.h"
#include "MemoryDebug.h"
/**
* @ingroup SdpParser
* @brief 생성자
*/
CSdpTime::CSdpTime()
{
}
/**
* @ingroup SdpParser
* @brief 소멸자
*/
CSdpTime::~CSdpTime()
{
}
/**
* @ingroup SdpParser
* @brief SDP time 의 value 문자열을 파싱한다.
* @param pszText SDP time 의 value 문자열
* @param iTextLen SDP time 의 value 문자열 길이
* @returns 성공하면 파싱한 길이를 리턴하고 그렇지 않으면 -1를 리턴한다.
*/
int CSdpTime::Parse( const char * pszText, int iTextLen )
{
Clear();
if( pszText == NULL || iTextLen <= 0 ) return -1;
int iPos, iStartPos = 0, iType = 0;
for( iPos = 0; iPos < iTextLen; ++iPos )
{
if( pszText[iPos] == ' ' )
{
SetData( pszText + iStartPos, iPos - iStartPos, iType );
++iType;
iStartPos = iPos + 1;
}
}
if( iStartPos < iTextLen )
{
SetData( pszText + iStartPos, iPos - iStartPos, iType );
++iType;
}
if( iType != 2 ) return -1;
return iTextLen;
}
/**
* @ingroup SdpParser
* @brief SDP time 의 value 문자열을 저장한다.
* @param pszText SDP time 의 value 문자열을 저장할 변수
* @param iTextSize pszText 변수의 크기
* @returns 성공하면 저장된 문자열 길이를 리턴하고 그렇지 않으면 -1 를 리턴한다.
*/
int CSdpTime::ToString( char * pszText, int iTextSize )
{
if( pszText == NULL || iTextSize <= 0 ) return -1;
if( Empty() ) return -1;
int iLen;
iLen = snprintf( pszText, iTextSize, "%s %s\r\n", m_strStartTime.c_str(), m_strStopTime.c_str() );
if( m_clsRepeatTimeList.empty() == false )
{
SDP_REPEAT_TIME_LIST::iterator itRTL;
for( itRTL = m_clsRepeatTimeList.begin(); itRTL != m_clsRepeatTimeList.end(); ++itRTL )
{
iLen = snprintf( pszText, iTextSize, "r=%s\r\n", itRTL->c_str() );
}
}
return iLen;
}
/**
* @ingroup SdpParser
* @brief 멤버 변수를 초기화시킨다.
*/
void CSdpTime::Clear()
{
m_strStartTime.clear();
m_strStopTime.clear();
m_clsRepeatTimeList.clear();
}
/**
* @ingroup SdpParser
* @brief 데이터가 존재하면 false 를 리턴하고 그렇지 않으면 true 를 리턴한다.
* @return 데이터가 존재하면 false 를 리턴하고 그렇지 않으면 true 를 리턴한다.
*/
bool CSdpTime::Empty()
{
if( m_strStartTime.empty() || m_strStopTime.empty() ) return true;
return false;
}
void CSdpTime::SetData( const char * pszData, int iLen, int iType )
{
switch( iType )
{
case 0:
m_strStartTime.append( pszData, iLen );
break;
case 1:
m_strStopTime.append( pszData, iLen );
break;
}
}