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* fhandler.h (fhandler_socket::recv): Remove method.

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(fhandler_socket::send): Ditto.
	* fhandler_socket.cc (fhandler_socket::recv): Ditto.
	(fhandler_socket::send): Ditto.
	(fhandler_socket::read): Delegate to fhandler_socket::recvfrom.
	(fhandler_socket::write): Delegate to fhandler_socket::sendto.
	(fhandler_socket::sendto): Check for null `to' address.
	* net.cc (cygwin_sendto): Check for zero request length.
	(cygwin_recvfrom): Ditto.  Fix signature, use void *buf.
	(cygwin_recv): Delegate to cygwin_recvfrom.
	(cygwin_send): Delegate to cygwin_sendto.
This commit is contained in:
Conrad Scott
2002-08-12 13:54:12 +00:00
parent a814828d06
commit e120995086
4 changed files with 28 additions and 106 deletions
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87
winsup/cygwin/fhandler_socket.cc
View File

@@ -668,47 +668,10 @@ fhandler_socket::getpeername (struct sockaddr *name, int *namelen)
return res;
}
int
fhandler_socket::recv (void *ptr, size_t len, unsigned int flags)
{
int res = -1;
wsock_event wsock_evt;
LPWSAOVERLAPPED ovr;
sigframe thisframe (mainthread);
if (is_nonblocking () || !(ovr = wsock_evt.prepare ()))
{
debug_printf ("Fallback to winsock 1 recv call");
if ((res = ::recv (get_socket (), (char *) ptr, len, flags))
== SOCKET_ERROR)
{
set_winsock_errno ();
res = -1;
}
}
else
{
WSABUF wsabuf = { len, (char *) ptr };
DWORD ret = 0;
if (WSARecv (get_socket (), &wsabuf, 1, &ret, (DWORD *)&flags,
ovr, NULL) != SOCKET_ERROR)
res = ret;
else if ((res = WSAGetLastError ()) != WSA_IO_PENDING)
{
set_winsock_errno ();
res = -1;
}
else if ((res = wsock_evt.wait (get_socket (), (DWORD *)&flags)) == -1)
set_winsock_errno ();
}
return res;
}
int __stdcall
fhandler_socket::read (void *ptr, size_t len)
{
return recv (ptr, len, 0);
return recvfrom (ptr, len, 0, NULL, NULL);
}
int
@@ -793,47 +756,10 @@ fhandler_socket::recvmsg (struct msghdr *msg, int flags)
return res;
}
int
fhandler_socket::send (const void *ptr, size_t len, unsigned int flags)
{
int res = -1;
wsock_event wsock_evt;
LPWSAOVERLAPPED ovr;
sigframe thisframe (mainthread);
if (is_nonblocking () || !(ovr = wsock_evt.prepare ()))
{
debug_printf ("Fallback to winsock 1 send call");
if ((res = ::send (get_socket (), (const char *) ptr, len, flags))
== SOCKET_ERROR)
{
set_winsock_errno ();
res = -1;
}
}
else
{
WSABUF wsabuf = { len, (char *) ptr };
DWORD ret = 0;
if (WSASend (get_socket (), &wsabuf, 1, &ret, (DWORD)flags,
ovr, NULL) != SOCKET_ERROR)
res = ret;
else if ((res = WSAGetLastError ()) != WSA_IO_PENDING)
{
set_winsock_errno ();
res = -1;
}
else if ((res = wsock_evt.wait (get_socket (), (DWORD *)&flags)) == -1)
set_winsock_errno ();
}
return res;
}
int
fhandler_socket::write (const void *ptr, size_t len)
{
return send (ptr, len, 0);
return sendto (ptr, len, 0, NULL, 0);
}
int
@@ -847,14 +773,15 @@ fhandler_socket::sendto (const void *ptr, size_t len, unsigned int flags,
sigframe thisframe (mainthread);
if (!get_inet_addr (to, tolen, &sin, &tolen))
if (to && !get_inet_addr (to, tolen, &sin, &tolen))
return -1;
if (is_nonblocking () || !(ovr = wsock_evt.prepare ()))
{
debug_printf ("Fallback to winsock 1 sendto call");
if ((res = ::sendto (get_socket (), (const char *) ptr, len, flags,
(sockaddr *) &sin, tolen)) == SOCKET_ERROR)
(to ? (sockaddr *) &sin : NULL),
tolen)) == SOCKET_ERROR)
{
set_winsock_errno ();
res = -1;
@@ -865,7 +792,9 @@ fhandler_socket::sendto (const void *ptr, size_t len, unsigned int flags,
WSABUF wsabuf = { len, (char *) ptr };
DWORD ret = 0;
if (WSASendTo (get_socket (), &wsabuf, 1, &ret, (DWORD)flags,
(sockaddr *) &sin, tolen, ovr, NULL) != SOCKET_ERROR)
(to ? (sockaddr *) &sin : NULL),
tolen,
ovr, NULL) != SOCKET_ERROR)
res = ret;
else if ((res = WSAGetLastError ()) != WSA_IO_PENDING)
{