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ws2_32: Make _is_blocking() return server error code, so that callers can act appropriately.

This commit is contained in:
Dmitry Timoshkov 2013-03-22 14:59:50 +09:00 committed by Alexandre Julliard
parent f3c154197e
commit c09c82b25a
1 changed files with 39 additions and 10 deletions
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49
dlls/ws2_32/socket.c
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@ -803,19 +803,19 @@ static void _enable_event( HANDLE s, unsigned int event,
SERVER_END_REQ; SERVER_END_REQ;
} }
static int _is_blocking(SOCKET s) static NTSTATUS _is_blocking(SOCKET s, BOOL *ret)
{ {
int ret; NTSTATUS status;
SERVER_START_REQ( get_socket_event ) SERVER_START_REQ( get_socket_event )
{ {
req->handle = wine_server_obj_handle( SOCKET2HANDLE(s) ); req->handle = wine_server_obj_handle( SOCKET2HANDLE(s) );
req->service = FALSE; req->service = FALSE;
req->c_event = 0; req->c_event = 0;
wine_server_call( req ); status = wine_server_call( req );
ret = (reply->state & FD_WINE_NONBLOCKING) == 0; *ret = (reply->state & FD_WINE_NONBLOCKING) == 0;
} }
SERVER_END_REQ; SERVER_END_REQ;
return ret; return status;
} }
static unsigned int _get_sock_mask(SOCKET s) static unsigned int _get_sock_mask(SOCKET s)
@ -835,9 +835,10 @@ static unsigned int _get_sock_mask(SOCKET s)
static void _sync_sock_state(SOCKET s) static void _sync_sock_state(SOCKET s)
{ {
BOOL dummy;
/* do a dummy wineserver request in order to let /* do a dummy wineserver request in order to let
the wineserver run through its select loop once */ the wineserver run through its select loop once */
(void)_is_blocking(s); (void)_is_blocking(s, &dummy);
} }
static int _get_sock_error(SOCKET s, unsigned int bit) static int _get_sock_error(SOCKET s, unsigned int bit)
@ -1950,7 +1951,12 @@ SOCKET WINAPI WS_accept(SOCKET s, struct WS_sockaddr *addr,
BOOL is_blocking; BOOL is_blocking;
TRACE("socket %04lx\n", s ); TRACE("socket %04lx\n", s );
is_blocking = _is_blocking(s); status = _is_blocking(s, &is_blocking);
if (status)
{
set_error(status);
return INVALID_SOCKET;
}
do { do {
/* try accepting first (if there is a deferred connection) */ /* try accepting first (if there is a deferred connection) */
@ -2341,6 +2347,8 @@ int WINAPI WS_connect(SOCKET s, const struct WS_sockaddr* name, int namelen)
if (fd != -1) if (fd != -1)
{ {
NTSTATUS status;
BOOL is_blocking;
int ret = do_connect(fd, name, namelen); int ret = do_connect(fd, name, namelen);
if (ret == 0) if (ret == 0)
goto connect_success; goto connect_success;
@ -2351,7 +2359,14 @@ int WINAPI WS_connect(SOCKET s, const struct WS_sockaddr* name, int namelen)
_enable_event(SOCKET2HANDLE(s), FD_CONNECT|FD_READ|FD_WRITE, _enable_event(SOCKET2HANDLE(s), FD_CONNECT|FD_READ|FD_WRITE,
FD_CONNECT, FD_CONNECT,
FD_WINE_CONNECTED|FD_WINE_LISTENING); FD_WINE_CONNECTED|FD_WINE_LISTENING);
if (_is_blocking(s)) status = _is_blocking( s, &is_blocking );
if (status)
{
release_sock_fd( s, fd );
set_error( status );
return SOCKET_ERROR;
}
if (is_blocking)
{ {
int result; int result;
/* block here */ /* block here */
@ -3965,6 +3980,7 @@ static int WS2_sendto( SOCKET s, LPWSABUF lpBuffers, DWORD dwBufferCount,
int totalLength = 0; int totalLength = 0;
ULONG_PTR cvalue = (lpOverlapped && ((ULONG_PTR)lpOverlapped->hEvent & 1) == 0) ? (ULONG_PTR)lpOverlapped : 0; ULONG_PTR cvalue = (lpOverlapped && ((ULONG_PTR)lpOverlapped->hEvent & 1) == 0) ? (ULONG_PTR)lpOverlapped : 0;
DWORD bytes_sent; DWORD bytes_sent;
BOOL is_blocking;
TRACE("socket %04lx, wsabuf %p, nbufs %d, flags %d, to %p, tolen %d, ovl %p, func %p\n", TRACE("socket %04lx, wsabuf %p, nbufs %d, flags %d, to %p, tolen %d, ovl %p, func %p\n",
s, lpBuffers, dwBufferCount, dwFlags, s, lpBuffers, dwBufferCount, dwFlags,
@ -4063,7 +4079,13 @@ static int WS2_sendto( SOCKET s, LPWSABUF lpBuffers, DWORD dwBufferCount,
return 0; return 0;
} }
if ( _is_blocking(s) ) if ((err = _is_blocking( s, &is_blocking )))
{
err = NtStatusToWSAError( err );
goto error;
}
if ( is_blocking )
{ {
/* On a blocking non-overlapped stream socket, /* On a blocking non-overlapped stream socket,
* sending blocks until the entire buffer is sent. */ * sending blocks until the entire buffer is sent. */
@ -5858,6 +5880,7 @@ static int WS2_recv_base( SOCKET s, LPWSABUF lpBuffers, DWORD dwBufferCount,
unsigned int i, options; unsigned int i, options;
int n, fd, err; int n, fd, err;
struct ws2_async *wsa; struct ws2_async *wsa;
BOOL is_blocking;
DWORD timeout_start = GetTickCount(); DWORD timeout_start = GetTickCount();
ULONG_PTR cvalue = (lpOverlapped && ((ULONG_PTR)lpOverlapped->hEvent & 1) == 0) ? (ULONG_PTR)lpOverlapped : 0; ULONG_PTR cvalue = (lpOverlapped && ((ULONG_PTR)lpOverlapped->hEvent & 1) == 0) ? (ULONG_PTR)lpOverlapped : 0;
@ -5961,7 +5984,13 @@ static int WS2_recv_base( SOCKET s, LPWSABUF lpBuffers, DWORD dwBufferCount,
if (n != -1) break; if (n != -1) break;
if ( _is_blocking(s) ) if ((err = _is_blocking( s, &is_blocking )))
{
err = NtStatusToWSAError( err );
goto error;
}
if ( is_blocking )
{ {
struct pollfd pfd; struct pollfd pfd;
int timeout = GET_RCVTIMEO(fd); int timeout = GET_RCVTIMEO(fd);