// 功能：读取一个字符，优化的函数
// 参数：chBuf - 输出字符地址
// nPrepareSize - 预读取的长度, 小于等于零表示按最大缓冲读取
public int ReceiveChar(byte [] chBuf, int nPrepareSize = -1)
{
if (m_nReadPos < m_nPrepareReadSize)
{
chBuf[0] = m_PrepareReadBuf[m_nReadPos];
++m_nReadPos;
return(1);
}
if (nPrepareSize <= 0)
{
nPrepareSize = HTTP_CACHE_SIZE;
}
else if (nPrepareSize > HTTP_CACHE_SIZE)
{
nPrepareSize = HTTP_CACHE_SIZE;
}
int nRecLen = m_tcp.Receive(m_PrepareReadBuf, nPrepareSize);
if (nRecLen <= 0)
{
return(nRecLen);
}
m_nPrepareReadSize = nRecLen;
m_nReadPos = 1;
chBuf[0] = m_PrepareReadBuf[0];
return(1);
}
void BeginRecive()
{
int nRecvSize = 0;
while (m_tcp.IsConnect())
{
nRecvSize = m_tcp.Receive(m_RecvBuffer, 4096);
if (nRecvSize > 0)
{
OnReceiveBuf(m_RecvBuffer, nRecvSize);
}
else
{
Quit();
}
}
}
