Patch: async-winsock.diff (8 in series)
Martin Wilck
Martin.Wilck at fujitsu-siemens.com
Fri Apr 12 10:22:32 CDT 2002
Patch: async-winsock.diff
Basic implementation of asynchronous WSARecvFrom()/WSASendTo()/WSAGetOverlappedResult(),
client side.
Patch against: CVS 2002-04-12, with my sock-fd-type and sock-accept-deferred patches applied.
Also requires the server side patch (async-sock-server).
Modified files:
dlls/winsock: socket.c, ws2_32.spec
include: winsock2.h
diff -ruNX ignore TMP/wine/dlls/winsock/socket.c MW/wine/dlls/winsock/socket.c
--- TMP/wine/dlls/winsock/socket.c Fri Apr 12 14:55:42 2002
+++ MW/wine/dlls/winsock/socket.c Fri Apr 12 15:13:28 2002
@@ -105,6 +105,7 @@
#include "wine/winbase16.h"
#include "wingdi.h"
#include "winuser.h"
+#include "winerror.h"
#include "winsock2.h"
#include "ws2tcpip.h"
#include "wsipx.h"
@@ -126,6 +127,170 @@
inet_ntoa(((struct sockaddr_in *)a)->sin_addr), \
ntohs(((struct sockaddr_in *)a)->sin_port))
+/****************************************************************
+ * Async IO declarations and operations
+ ****************************************************************/
+#include "async.h"
+
+static DWORD ws2_async_get_status (const struct async_private *ovp);
+static DWORD ws2_async_get_count (const struct async_private *ovp);
+static void ws2_async_set_status (struct async_private *ovp, const DWORD status);
+static void CALLBACK ws2_async_call_completion (ULONG_PTR data);
+static void ws2_async_cleanup ( struct async_private *ovp );
+
+static struct async_ops ws2_async_ops =
+{
+ ws2_async_get_status,
+ ws2_async_set_status,
+ ws2_async_get_count,
+ ws2_async_call_completion,
+ ws2_async_cleanup
+};
+
+static struct async_ops ws2_nocomp_async_ops =
+{
+ ws2_async_get_status,
+ ws2_async_set_status,
+ ws2_async_get_count,
+ NULL, /* call_completion */
+ ws2_async_cleanup
+};
+
+typedef struct ws2_async
+{
+ async_private async;
+ LPWSAOVERLAPPED overlapped;
+ LPWSAOVERLAPPED user_overlapped;
+ LPWSAOVERLAPPED_COMPLETION_ROUTINE completion_func;
+ struct iovec *iovec;
+ int n_iovecs;
+ struct WS_sockaddr *addr;
+ union {
+ int val; /* for send operations */
+ int *ptr; /* for recv operations */
+ } addrlen;
+ DWORD flags;
+} ws2_async;
+
+static DWORD ws2_async_get_status (const struct async_private *ovp)
+{
+ return ((ws2_async*) ovp)->overlapped->Internal;
+}
+
+static VOID ws2_async_set_status (struct async_private *ovp, const DWORD status)
+{
+ ((ws2_async*) ovp)->overlapped->Internal = status;
+}
+
+static DWORD ws2_async_get_count (const struct async_private *ovp)
+{
+ return ((ws2_async*) ovp)->overlapped->InternalHigh;
+}
+
+static void ws2_async_cleanup ( struct async_private *ap )
+{
+ struct ws2_async *as = (struct ws2_async*) ap;
+
+ TRACE ( "as: %p uovl %p ovl %p\n", as, as->user_overlapped, as->overlapped );
+ if ( !as->user_overlapped )
+ {
+ if ( as->overlapped->hEvent != INVALID_HANDLE_VALUE )
+ WSACloseEvent ( as->overlapped->hEvent );
+ HeapFree ( GetProcessHeap(), 0, as->overlapped );
+ }
+
+ if ( as->iovec )
+ HeapFree ( GetProcessHeap(), 0, as->iovec );
+
+ HeapFree ( GetProcessHeap(), 0, as );
+}
+
+static void CALLBACK ws2_async_call_completion (ULONG_PTR data)
+{
+ ws2_async* as = (ws2_async*) data;
+
+ TRACE ("data: %p\n", as);
+
+ as->completion_func ( RtlNtStatusToDosError (as->overlapped->Internal),
+ as->overlapped->InternalHigh,
+ as->user_overlapped,
+ as->flags );
+ ws2_async_cleanup ( &as->async );
+}
+
+static void WS2_async_recv (async_private *as);
+static void WS2_async_send (async_private *as);
+
+/***********************************************************************
+ * WS2_make_async (WS2_32.69)
+ */
+inline static struct ws2_async*
+WS2_make_async (SOCKET s, int fd, int type, struct iovec *iovec, DWORD dwBufferCount,
+ LPDWORD lpFlags, struct WS_sockaddr *addr,
+ LPINT addrlen, LPWSAOVERLAPPED lpOverlapped,
+ LPWSAOVERLAPPED_COMPLETION_ROUTINE lpCompletionRoutine)
+{
+ struct ws2_async *wsa = HeapAlloc ( GetProcessHeap(), 0, sizeof ( ws2_async ) );
+
+ TRACE ( "wsa %p\n", wsa );
+
+ if (!wsa)
+ return NULL;
+
+ wsa->async.ops = ( lpCompletionRoutine ? &ws2_async_ops : &ws2_nocomp_async_ops );
+ wsa->async.handle = (HANDLE) s;
+ wsa->async.fd = fd;
+ wsa->async.type = type;
+ switch (type)
+ {
+ case ASYNC_TYPE_READ:
+ wsa->flags = *lpFlags;
+ wsa->async.func = WS2_async_recv;
+ wsa->addrlen.ptr = addrlen;
+ break;
+ case ASYNC_TYPE_WRITE:
+ wsa->flags = 0;
+ wsa->async.func = WS2_async_send;
+ wsa->addrlen.val = *addrlen;
+ break;
+ default:
+ ERR ("Invalid async type: %d\n", type);
+ }
+ wsa->user_overlapped = lpOverlapped;
+ wsa->completion_func = lpCompletionRoutine;
+ wsa->iovec = iovec;
+ wsa->n_iovecs = dwBufferCount;
+ wsa->addr = addr;
+
+ if ( lpOverlapped )
+ {
+ wsa->overlapped = lpOverlapped;
+ wsa->async.event = ( lpCompletionRoutine ? INVALID_HANDLE_VALUE : lpOverlapped->hEvent );
+ }
+ else
+ {
+ wsa->overlapped = HeapAlloc ( GetProcessHeap(), 0,
+ sizeof (WSAOVERLAPPED) );
+ if ( !wsa->overlapped )
+ goto error;
+ wsa->async.event = wsa->overlapped->hEvent = INVALID_HANDLE_VALUE;
+ }
+
+ wsa->overlapped->InternalHigh = 0;
+ TRACE ( "wsa %p, ops %p, h %d, ev %d, fd %d, func %p, ov %p, uov %p, cfunc %p\n",
+ wsa, wsa->async.ops, wsa->async.handle, wsa->async.event, wsa->async.fd, wsa->async.func,
+ wsa->overlapped, wsa->user_overlapped, wsa->completion_func );
+
+ return wsa;
+
+error:
+ TRACE ("Error\n");
+ HeapFree ( GetProcessHeap(), 0, wsa );
+ return NULL;
+}
+
+/****************************************************************/
+
/* ----------------------------------- internal data */
/* ws_... struct conversion flags */
@@ -1988,6 +2153,88 @@
}
/***********************************************************************
+ * WS2_send (INTERNAL)
+ */
+static int WS2_send ( int fd, struct iovec* iov, int count,
+ const struct WS_sockaddr *to, INT tolen, DWORD dwFlags )
+{
+ struct msghdr hdr;
+ int n = -1;
+ TRACE ( "fd %d, iovec %p, count %d addr %p, len %d, flags %lx\n",
+ fd, iov, count, to, tolen, dwFlags);
+
+ hdr.msg_name = NULL;
+
+ if ( to )
+ {
+#if DEBUG_SOCKADDR
+ dump_sockaddr (to);
+#endif
+ hdr.msg_name = (struct sockaddr*) ws_sockaddr_ws2u ( to, tolen, &hdr.msg_namelen );
+ if ( !hdr.msg_name )
+ {
+ WSASetLastError ( WSAEFAULT );
+ goto out;
+ }
+ }
+ else
+ hdr.msg_namelen = 0;
+
+ hdr.msg_iov = iov;
+ hdr.msg_iovlen = count;
+ hdr.msg_control = NULL;
+ hdr.msg_controllen = 0;
+ hdr.msg_flags = 0;
+
+ n = sendmsg (fd, &hdr, dwFlags);
+
+out:
+ ws_sockaddr_free ( hdr.msg_name, to );
+ return n;
+}
+
+/***********************************************************************
+ * WS2_async_send (INTERNAL)
+ */
+static void WS2_async_send ( async_private *as )
+{
+ ws2_async* wsa = (ws2_async*) as;
+ int result, err;
+
+ TRACE ( "async %p\n", wsa );
+
+ if ( wsa->overlapped->Internal != STATUS_PENDING )
+ {
+ TRACE ( "status: %ld\n", wsa->overlapped->Internal );
+ return;
+ }
+
+ result = WS2_send ( wsa->async.fd, wsa->iovec, wsa->n_iovecs,
+ wsa->addr, wsa->addrlen.val, wsa->flags );
+
+ if (result >= 0)
+ {
+ wsa->overlapped->Internal = STATUS_SUCCESS;
+ wsa->overlapped->InternalHigh = result;
+ TRACE ( "sent %d bytes\n", result );
+ _enable_event ( (SOCKET) wsa->async.handle, FD_WRITE, 0, 0 );
+ return;
+ }
+
+ err = errno;
+ if ( err == EAGAIN || err == EINTR )
+ {
+ wsa->overlapped->Internal = STATUS_PENDING;
+ TRACE ( "still pending\n" );
+ }
+ else
+ {
+ wsa->overlapped->Internal = STATUS_UNSUCCESSFUL;
+ TRACE ( "Error: %d\n", errno );
+ }
+}
+
+/***********************************************************************
* WSASendTo (WS2_32.74)
*/
INT WINAPI WSASendTo( SOCKET s, LPWSABUF lpBuffers, DWORD dwBufferCount,
@@ -1996,9 +2243,9 @@
LPWSAOVERLAPPED lpOverlapped,
LPWSAOVERLAPPED_COMPLETION_ROUTINE lpCompletionRoutine )
{
- int i, n, fd, err = WSAENOTSOCK, flags;
+ int i, n, fd, err = WSAENOTSOCK, flags, ret;
struct iovec* iovec;
- struct msghdr msghdr;
+ struct ws2_async *wsa;
enum fd_type type;
TRACE ("socket %04x, wsabuf %p, nbufs %ld, flags %ld, to %p, tolen %d, ovl %p, func %p\n",
@@ -2006,6 +2253,7 @@
to, tolen, lpOverlapped, lpCompletionRoutine);
fd = _get_sock_fd_type( s, &type, &flags );
+ TRACE ( "fd=%d, type=%d, flags=%x\n", fd, type, flags );
if ( fd == -1 )
goto error;
@@ -2014,7 +2262,7 @@
if ( !iovec )
{
- err = WSAENOBUFS;
+ err = WSAEFAULT;
goto err_close;
}
@@ -2024,30 +2272,46 @@
iovec[i].iov_len = lpBuffers[i].len;
}
- msghdr.msg_name = NULL;
-
- if (to)
+ if ( (lpOverlapped || lpCompletionRoutine) && flags & FD_FLAG_OVERLAPPED )
{
-#if DEBUG_SOCKADDR
- dump_sockaddr (to);
-#endif
- msghdr.msg_name = (void*) ws_sockaddr_ws2u (to, tolen, &msghdr.msg_namelen);
- if ( !msghdr.msg_name )
+ wsa = WS2_make_async ( s, fd, ASYNC_TYPE_WRITE, iovec, dwBufferCount,
+ &dwFlags, (struct WS_sockaddr*) to, &tolen,
+ lpOverlapped, lpCompletionRoutine );
+ if ( !wsa )
{
err = WSAEFAULT;
goto err_free;
}
- }
- else
- msghdr.msg_namelen = 0;
+
+ if ( ( ret = register_new_async ( &wsa->async )) )
+ {
+ err = RtlNtStatusToDosError ( ret );
- msghdr.msg_iov = iovec;
- msghdr.msg_iovlen = dwBufferCount;
- msghdr.msg_control = NULL;
- msghdr.msg_controllen = 0;
- msghdr.msg_flags = 0;
+ if ( !lpOverlapped )
+ HeapFree ( GetProcessHeap(), 0, wsa->overlapped );
+ HeapFree ( GetProcessHeap(), 0, wsa );
+ goto err_free;
+ }
- /* FIXME: Treat overlapped IO here */
+ _enable_event ( s, FD_WRITE, 0, 0 );
+
+ /* Try immediate completion */
+ if ( lpOverlapped )
+ {
+ if ( WSAGetOverlappedResult ( (HANDLE) s, lpOverlapped,
+ lpNumberOfBytesSent, FALSE, &dwFlags) )
+ return 0;
+
+ if ( (err = WSAGetLastError ()) != WSA_IO_INCOMPLETE )
+ {
+ WARN ("err=%d\n", err);
+ goto err_free;
+ }
+ }
+
+ WSASetLastError (WSA_IO_PENDING);
+ return SOCKET_ERROR;
+ }
if (_is_blocking(s))
{
@@ -2055,9 +2319,8 @@
do_block(fd, 2);
}
- /* FIXME: can we support MSG_PARTIAL ? How does it relate to sendmsg()'s msg_flags ? */
-
- if ((n = sendmsg (fd, &msghdr, dwFlags)) == -1)
+ n = WS2_send ( fd, iovec, dwBufferCount, to, tolen, dwFlags );
+ if ( n == -1 )
{
err = wsaErrno();
if ( err == WSAEWOULDBLOCK )
@@ -2065,24 +2328,22 @@
goto err_free;
}
+ TRACE(" -> %i bytes\n", n);
*lpNumberOfBytesSent = n;
- ws_sockaddr_free ( msghdr.msg_name, to );
- WS_FREE ( iovec );
+ HeapFree ( GetProcessHeap(), 0, iovec );
close ( fd );
-
return 0;
err_free:
- ws_sockaddr_free ( msghdr.msg_name, to );
- WS_FREE ( iovec );
+ HeapFree ( GetProcessHeap(), 0, iovec );
err_close:
close ( fd );
error:
WARN (" -> ERROR %d\n", err);
- SetLastError (err);
+ WSASetLastError (err);
return SOCKET_ERROR;
}
@@ -2686,6 +2947,53 @@
return SOCKET_ERROR;
}
+/**********************************************************************
+ * WSAGetOverlappedResult (WS2_32.40)
+ */
+BOOL WINAPI WSAGetOverlappedResult ( SOCKET s, LPWSAOVERLAPPED lpOverlapped,
+ LPDWORD lpcbTransfer, BOOL fWait,
+ LPDWORD lpdwFlags )
+{
+ DWORD r;
+
+ TRACE ( "socket %d ovl %p trans %p, wait %d flags %p\n",
+ s, lpOverlapped, lpcbTransfer, fWait, lpdwFlags );
+
+ if ( !(lpOverlapped && lpOverlapped->hEvent) )
+ {
+ ERR ( "Invalid pointer\n" );
+ WSASetLastError (WSA_INVALID_PARAMETER);
+ return FALSE;
+ }
+
+ do {
+ r = WaitForSingleObjectEx (lpOverlapped->hEvent, fWait ? INFINITE : 0, TRUE);
+ } while (r == STATUS_USER_APC);
+
+ if ( lpcbTransfer )
+ *lpcbTransfer = lpOverlapped->InternalHigh;
+
+ if ( lpdwFlags )
+ *lpdwFlags = lpOverlapped->Offset;
+
+ TRACE ("r=%lx, int=%lx inth%ld\n", r, lpOverlapped->Internal, lpOverlapped->InternalHigh);
+
+ if ( r == WAIT_OBJECT_0 )
+ return TRUE;
+
+ if ( lpOverlapped->Internal == STATUS_PENDING )
+ WSASetLastError ( WSA_IO_INCOMPLETE );
+ else
+ {
+ DWORD err = RtlNtStatusToDosError ( lpOverlapped->Internal );
+ WSASetLastError ( err );
+ TRACE ( "Error: %lx\n", err );
+ }
+
+ return FALSE;
+}
+
+
/***********************************************************************
* WSAAsyncSelect (WS2_32.101)
*/
@@ -3278,6 +3586,105 @@
}
/***********************************************************************
+ * WS2_recv (INTERNAL)
+ */
+static int WS2_recv ( int fd, struct iovec* iov, int count,
+ struct WS_sockaddr *lpFrom, LPINT lpFromlen,
+ LPDWORD lpFlags )
+{
+ struct msghdr hdr;
+ int n;
+ TRACE ( "fd %d, iovec %p, count %d addr %p, len %p, flags %lx\n",
+ fd, iov, count, lpFrom, lpFromlen, *lpFlags);
+
+ hdr.msg_name = NULL;
+
+ if ( lpFrom )
+ {
+#if DEBUG_SOCKADDR
+ dump_sockaddr (lpFrom);
+#endif
+
+ hdr.msg_namelen = *lpFromlen;
+ hdr.msg_name = ws_sockaddr_alloc ( lpFrom, lpFromlen, &hdr.msg_namelen );
+ if ( !hdr.msg_name )
+ {
+ WSASetLastError ( WSAEFAULT );
+ n = -1;
+ goto out;
+ }
+ }
+ else
+ hdr.msg_namelen = 0;
+
+ hdr.msg_iov = iov;
+ hdr.msg_iovlen = count;
+ hdr.msg_control = NULL;
+ hdr.msg_controllen = 0;
+ hdr.msg_flags = 0;
+
+ if ( (n = recvmsg (fd, &hdr, *lpFlags)) == -1 )
+ goto out;
+
+ if ( lpFrom &&
+ ws_sockaddr_u2ws ( hdr.msg_name, hdr.msg_namelen,
+ lpFrom, lpFromlen ) != 0 )
+ {
+ /* The from buffer was too small, but we read the data
+ * anyway. Is that really bad?
+ */
+ WSASetLastError ( WSAEFAULT );
+ WARN ( "Address buffer too small\n" );
+ }
+
+out:
+
+ ws_sockaddr_free ( hdr.msg_name, lpFrom );
+ return n;
+}
+
+/***********************************************************************
+ * WS2_async_recv (INTERNAL)
+ */
+static void WS2_async_recv ( async_private *as )
+{
+ ws2_async* wsa = (ws2_async*) as;
+ int result, err;
+
+ TRACE ( "async %p\n", wsa );
+
+ if ( wsa->overlapped->Internal != STATUS_PENDING )
+ {
+ TRACE ( "status: %ld\n", wsa->overlapped->Internal );
+ return;
+ }
+
+ result = WS2_recv ( wsa->async.fd, wsa->iovec, wsa->n_iovecs,
+ wsa->addr, wsa->addrlen.ptr, &wsa->flags );
+
+ if (result >= 0)
+ {
+ wsa->overlapped->Internal = STATUS_SUCCESS;
+ wsa->overlapped->InternalHigh = result;
+ TRACE ( "received %d bytes\n", result );
+ _enable_event ( (SOCKET) wsa->async.handle, FD_READ, 0, 0 );
+ return;
+ }
+
+ err = errno;
+ if ( err == EAGAIN || err == EINTR )
+ {
+ wsa->overlapped->Internal = STATUS_PENDING;
+ TRACE ( "still pending\n" );
+ }
+ else
+ {
+ wsa->overlapped->Internal = STATUS_UNSUCCESSFUL;
+ TRACE ( "Error: %d\n", errno );
+ }
+}
+
+/***********************************************************************
* WSARecvFrom (WS2_32.69)
*/
INT WINAPI WSARecvFrom( SOCKET s, LPWSABUF lpBuffers, DWORD dwBufferCount,
@@ -3286,11 +3693,9 @@
LPWSAOVERLAPPED_COMPLETION_ROUTINE lpCompletionRoutine )
{
- /* Uses recvmsg() in order to provide scatter-gather I/O */
-
+ int i, n, fd, err = WSAENOTSOCK, flags, ret;
struct iovec* iovec;
- struct msghdr msghdr;
- int fd, i, length, err = WSAENOTSOCK, flags;
+ struct ws2_async *wsa;
enum fd_type type;
TRACE("socket %04x, wsabuf %p, nbufs %ld, flags %ld, from %p, fromlen %ld, ovl %p, func %p\n",
@@ -3299,6 +3704,7 @@
lpOverlapped, lpCompletionRoutine);
fd = _get_sock_fd_type( s, &type, &flags );
+ TRACE ( "fd=%d, type=%d, flags=%x\n", fd, type, flags );
if (fd == -1)
{
@@ -3306,11 +3712,10 @@
goto error;
}
- /* FIXME: should this be HeapAlloc() or WS_ALLOC ? */
- iovec = WS_ALLOC ( dwBufferCount * sizeof (struct iovec) );
+ iovec = HeapAlloc ( GetProcessHeap(), 0, dwBufferCount * sizeof (struct iovec) );
if ( !iovec )
{
- err = WSAENOBUFS;
+ err = WSAEFAULT;
goto err_close;
}
@@ -3320,67 +3725,69 @@
iovec[i].iov_len = lpBuffers[i].len;
}
- msghdr.msg_name = NULL;
-
- if ( lpFrom )
+ if ( (lpOverlapped || lpCompletionRoutine) && flags & FD_FLAG_OVERLAPPED )
{
-#if DEBUG_SOCKADDR
- dump_sockaddr (lpFrom);
-#endif
+ wsa = WS2_make_async ( s, fd, ASYNC_TYPE_READ, iovec, dwBufferCount,
+ lpFlags, lpFrom, lpFromlen,
+ lpOverlapped, lpCompletionRoutine );
- msghdr.msg_namelen = *lpFromlen;
- msghdr.msg_name = ws_sockaddr_alloc (lpFrom, lpFromlen, &msghdr.msg_namelen);
- }
- else
- msghdr.msg_namelen = 0;
+ if ( !wsa )
+ {
+ err = WSAEFAULT;
+ goto err_free;
+ }
+
+ if ( ( ret = register_new_async ( &wsa->async )) )
+ {
+ err = RtlNtStatusToDosError ( ret );
- msghdr.msg_iov = iovec;
- msghdr.msg_iovlen = dwBufferCount;
- msghdr.msg_control = NULL;
- msghdr.msg_controllen = 0;
- msghdr.msg_flags = 0;
+ if ( !lpOverlapped )
+ HeapFree ( GetProcessHeap(), 0, wsa->overlapped );
+ HeapFree ( GetProcessHeap(), 0, wsa );
+ goto err_free;
+ }
- /* FIXME: Treat overlapped IO here */
+ _enable_event ( s, FD_READ, 0, 0 );
- if (_is_blocking(s))
+ /* Try immediate completion */
+ if ( lpOverlapped )
+ {
+ if ( WSAGetOverlappedResult ( (HANDLE) s, lpOverlapped,
+ lpNumberOfBytesRecvd, FALSE, lpFlags) )
+ return 0;
+
+ if ( (err = WSAGetLastError ()) != WSA_IO_INCOMPLETE )
+ goto err_free;
+ }
+
+ WSASetLastError ( WSA_IO_PENDING );
+ return SOCKET_ERROR;
+ }
+
+ if ( _is_blocking(s) )
{
/* block here */
/* FIXME: OOB and exceptfds? */
do_block(fd, 1);
}
-
- /* FIXME: can we support MSG_PARTIAL ?
- How does it relate to recvmsg()'s msg_flags ? */
-
- if ((length = recvmsg (fd, &msghdr, *lpFlags)) == -1)
+
+ n = WS2_recv ( fd, iovec, dwBufferCount, lpFrom, lpFromlen, lpFlags );
+ if ( n == -1 )
{
err = wsaErrno();
goto err_free;
}
- TRACE(" -> %i bytes\n", length);
+ TRACE(" -> %i bytes\n", n);
+ *lpNumberOfBytesRecvd = n;
- if ( lpFrom && ws_sockaddr_u2ws (msghdr.msg_name, msghdr.msg_namelen, lpFrom, lpFromlen) != 0 )
- {
- /* The from buffer was too small, but we read the data
- * anyway. Is that really bad?
- */
- SetLastError ( WSAEFAULT );
- WARN ( " -> Address buffer too small\n" );
- }
-
- *lpNumberOfBytesRecvd = length;
-
- WS_FREE (iovec);
- ws_sockaddr_free ( msghdr.msg_name, lpFrom );
+ HeapFree (GetProcessHeap(), 0, iovec);
close(fd);
_enable_event(s, FD_READ, 0, 0);
-
return 0;
err_free:
- WS_FREE (iovec);
- ws_sockaddr_free ( msghdr.msg_name, lpFrom );
+ HeapFree (GetProcessHeap(), 0, iovec);
err_close:
close (fd);
diff -ruNX ignore TMP/wine/dlls/winsock/ws2_32.spec MW/wine/dlls/winsock/ws2_32.spec
--- TMP/wine/dlls/winsock/ws2_32.spec Fri Apr 12 14:55:42 2002
+++ MW/wine/dlls/winsock/ws2_32.spec Fri Apr 12 15:05:29 2002
@@ -52,7 +52,7 @@
37 stdcall WSAEnumProtocolsA(ptr ptr ptr) WSAEnumProtocolsA
38 stdcall WSAEnumProtocolsW(ptr ptr ptr) WSAEnumProtocolsW
39 stdcall WSAEventSelect(long long long) WSAEventSelect
-40 stub WSAGetOverlappedResult
+40 stdcall WSAGetOverlappedResult(long ptr ptr long ptr) WSAGetOverlappedResult
41 stub WSAGetQOSByName
42 stub WSAGetServiceClassInfoA
43 stub WSAGetServiceClassInfoW
diff -ruNX ignore TMP/wine/include/winsock2.h MW/wine/include/winsock2.h
--- TMP/wine/include/winsock2.h Tue Apr 2 16:51:40 2002
+++ MW/wine/include/winsock2.h Fri Apr 12 15:05:29 2002
@@ -221,8 +221,7 @@
#define WSAEVENT HANDLE
#define LPWSAEVENT LPHANDLE
-#define WSAOVERLAPPED OVERLAPPED
-typedef struct _OVERLAPPED* LPWSAOVERLAPPED;
+typedef OVERLAPPED WSAOVERLAPPED, *LPWSAOVERLAPPED;
#define WSA_IO_PENDING (ERROR_IO_PENDING)
#define WSA_IO_INCOMPLETE (ERROR_IO_INCOMPLETE)
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