/* Like recv(), send(), ... */
int GSocket::Read(char *buffer, int size)
{
int ret;
assert(this);
if (m_fd == INVALID_SOCKET || m_server)
{
m_error = GSOCK_INVSOCK;
return -1;
}
/* Disable events during query of socket status */
Disable(GSOCK_INPUT);
/* If the socket is blocking, wait for data (with a timeout) */
if (Input_Timeout() == GSOCK_TIMEDOUT)
/* We no longer return here immediately, otherwise socket events would not be re-enabled! */
ret = -1;
else {
/* Read the data */
if (m_stream)
ret = Recv_Stream(buffer, size);
else
ret = Recv_Dgram(buffer, size);
}
if (ret == -1)
{
if ((errno == EWOULDBLOCK) || (errno == EAGAIN))
m_error = GSOCK_WOULDBLOCK;
else
m_error = GSOCK_IOERR;
}
/* Enable events again now that we are done processing */
Enable(GSOCK_INPUT);
return ret;
}
/* Like recv(), send(), ... */
int GSocket::Read(char *buffer, int size)
{
int ret;
assert(this);
/* Reenable INPUT events */
m_detected &= ~GSOCK_INPUT_FLAG;
if (m_fd == INVALID_SOCKET || m_server)
{
m_error = GSOCK_INVSOCK;
return -1;
}
/* If the socket is blocking, wait for data (with a timeout) */
if (Input_Timeout() == GSOCK_TIMEDOUT)
{
m_error = GSOCK_TIMEDOUT;
return -1;
}
/* Read the data */
if (m_stream)
ret = Recv_Stream(buffer, size);
else
ret = Recv_Dgram(buffer, size);
if (ret == SOCKET_ERROR)
{
if (WSAGetLastError() != WSAEWOULDBLOCK)
m_error = GSOCK_IOERR;
else
m_error = GSOCK_WOULDBLOCK;
return -1;
}
return ret;
}
