BOOL
CLpxStreamConnection::Connect(
CONST SOCKADDR_LPX* pRemoteAddr,
CONST BYTE* lpSendBuffer,
DWORD dwSendDataLen,
LPDWORD lpcbSent)
{
_ASSERTE(INVALID_SOCKET != m_sock);
ResetSendOverlapped();
LPFN_CONNECTEX lpfnConnectEx = NULL;
GUID GuidConnectEx = WSAID_CONNECTEX;
DWORD cbRead;
INT iResult = ::WSAIoctl(m_sock,
SIO_GET_EXTENSION_FUNCTION_POINTER,
&GuidConnectEx,
sizeof(GuidConnectEx),
&lpfnConnectEx,
sizeof(lpfnConnectEx),
&cbRead,
NULL,
NULL);
if (NULL == lpfnConnectEx) {
XTLTRACE("Cannot load ConnectEx function, error=0x%X\n", GetLastError());
return FALSE;
}
BOOL fSuccess = lpfnConnectEx(
m_sock,
(const sockaddr*) pRemoteAddr,
sizeof(SOCKADDR_LPX),
(PVOID) lpSendBuffer,
dwSendDataLen,
lpcbSent,
&m_ovSend);
if (fSuccess) {
fSuccess = ::SetEvent(m_hSentEvent);
_ASSERTE(fSuccess);
return TRUE;
}
if (ERROR_IO_PENDING != ::WSAGetLastError()) {
XTLTRACE("CLpxStreamConnection.ConnectEx failed, socket=%p, error=0x%X\n",
reinterpret_cast<PVOID>(m_sock), WSAGetLastError());
return FALSE;
}
return TRUE;
}
BOOL
CLpxStreamConnection::Send(
DWORD cbToSend,
CONST BYTE* lpbData,
DWORD dwFlags /* = 0 */)
{
_ASSERTE(INVALID_SOCKET != m_sock);
BOOL fSuccess = FALSE;
ResetSendOverlapped();
m_wsaSendBuffer.len = cbToSend;
m_wsaSendBuffer.buf = (char*) lpbData;
DWORD cbSent = 0;
INT iResult = ::WSASend(
m_sock,
&m_wsaSendBuffer, 1,
&cbSent, dwFlags,
&m_ovSend, NULL);
if (0 != iResult && WSA_IO_PENDING != ::WSAGetLastError()) {
DBGPRT_ERR_EX(_FT("Send at sock %p (%d bytes) failed: "),
m_sock, cbToSend);
return FALSE;
}
if (0 == iResult) {
fSuccess = ::SetEvent(m_hSentEvent);
_ASSERTE(fSuccess);
return TRUE;
}
return TRUE;
}
BOOL
CLpxStreamConnection::Send(
DWORD cbToSend,
CONST BYTE* lpbData,
DWORD dwFlags /* = 0 */)
{
_ASSERTE(INVALID_SOCKET != m_sock);
BOOL fSuccess = FALSE;
ResetSendOverlapped();
m_wsaSendBuffer.len = cbToSend;
m_wsaSendBuffer.buf = (char*) lpbData;
DWORD cbSent = 0;
INT iResult = ::WSASend(
m_sock,
&m_wsaSendBuffer, 1,
&cbSent, dwFlags,
&m_ovSend, NULL);
if (0 != iResult && WSA_IO_PENDING != ::WSAGetLastError()) {
XTLTRACE("CLpxStreamConnection.Send failed, bytes=%d, socket=%p, error=0x%X\n",
cbToSend, reinterpret_cast<PVOID>(m_sock), WSAGetLastError());
return FALSE;
}
if (0 == iResult) {
fSuccess = ::SetEvent(m_hSentEvent);
_ASSERTE(fSuccess);
return TRUE;
}
return TRUE;
}
