const char *CUnpacker::GetString(int SanitizeType)
{
if(m_Error)
return "";
if(m_pCurrent >= m_pEnd)
{
m_Error = 1;
return "";
}
char *pPtr = (char *)m_pCurrent;
while(*m_pCurrent) // skip the string
{
m_pCurrent++;
if(m_pCurrent == m_pEnd)
{
m_Error = 1;
return "";
}
}
m_pCurrent++;
// sanitize all strings
if(SanitizeType&SANITIZE)
str_sanitize(pPtr);
else if(SanitizeType&SANITIZE_CC)
str_sanitize_cc(pPtr);
return SanitizeType&SKIP_START_WHITESPACES ? str_utf8_skip_whitespaces(pPtr) : pPtr;
}
const char *CInput::GetClipboardText()
{
if(m_pClipboardText)
{
SDL_free(m_pClipboardText);
}
m_pClipboardText = SDL_GetClipboardText();
if(m_pClipboardText)
str_sanitize_cc(m_pClipboardText);
return m_pClipboardText;
}
int CConsoleNetConnection::Recv(char *pLine, int MaxLength)
{
if(State() == NET_CONNSTATE_ONLINE)
{
if(m_BufferOffset)
{
// find message start
int StartOffset = 0;
while(m_aBuffer[StartOffset] == '\r' || m_aBuffer[StartOffset] == '\n')
{
// detect clients line ending format
if(!m_LineEndingDetected)
{
m_aLineEnding[0] = m_aBuffer[StartOffset];
if(StartOffset+1 < m_BufferOffset && (m_aBuffer[StartOffset+1] == '\r' || m_aBuffer[StartOffset+1] == '\n') &&
m_aBuffer[StartOffset] != m_aBuffer[StartOffset+1])
m_aLineEnding[1] = m_aBuffer[StartOffset+1];
m_LineEndingDetected = true;
}
if(++StartOffset >= m_BufferOffset)
{
m_BufferOffset = 0;
return 0;
}
}
// find message end
int EndOffset = StartOffset;
while(m_aBuffer[EndOffset] != '\r' && m_aBuffer[EndOffset] != '\n')
{
if(++EndOffset >= m_BufferOffset)
{
if(StartOffset > 0)
{
mem_move(m_aBuffer, m_aBuffer+StartOffset, m_BufferOffset-StartOffset);
m_BufferOffset -= StartOffset;
}
return 0;
}
}
// extract message and update buffer
if(MaxLength-1 < EndOffset-StartOffset)
{
if(StartOffset > 0)
{
mem_move(m_aBuffer, m_aBuffer+StartOffset, m_BufferOffset-StartOffset);
m_BufferOffset -= StartOffset;
}
return 0;
}
mem_copy(pLine, m_aBuffer+StartOffset, EndOffset-StartOffset);
pLine[EndOffset-StartOffset] = 0;
str_sanitize_cc(pLine);
mem_move(m_aBuffer, m_aBuffer+EndOffset, m_BufferOffset-EndOffset);
m_BufferOffset -= EndOffset;
return 1;
}
}
return 0;
}
