mswsock: Implement 3 functions by calling through SIO_GET_EXTENSION_FUNCTION_POINTER.
This commit is contained in:
Jon Griffiths
Alexandre Julliard
parent
8e86162be5
commit
2da98052d9
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@ -31,95 +31,127 @@
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WINE_DEFAULT_DEBUG_CHANNEL(mswsock);
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static LPFN_ACCEPTEX acceptex_fn;
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static LPFN_GETACCEPTEXSOCKADDRS acceptexsockaddrs_fn;
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static LPFN_TRANSMITFILE transmitfile_fn;
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static BOOL initialised;
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/* Get pointers to the ws2_32 implementations.
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* NOTE: This assumes that ws2_32 contains only one implementation
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* of these functions, i.e. that you cannot get different functions
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* back by passing another socket in. If that ever changes, we'll need
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* to think about associating the functions with the socket and
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* exposing that information to this dll somehow.
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*/
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static void get_fn(SOCKET s, GUID* guid, FARPROC* fn)
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{
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FARPROC func;
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DWORD len;
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if (!WSAIoctl(s, SIO_GET_EXTENSION_FUNCTION_POINTER, guid, sizeof(*guid),
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&func, sizeof(func), &len, NULL, NULL))
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*fn = func;
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}
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static void get_fn_pointers(SOCKET s)
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{
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GUID acceptex_guid = WSAID_ACCEPTEX;
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GUID acceptexsockaddrs_guid = WSAID_GETACCEPTEXSOCKADDRS;
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GUID transmitfile_guid = WSAID_TRANSMITFILE;
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get_fn(s, &acceptex_guid, (FARPROC*)&acceptex_fn);
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get_fn(s, &acceptexsockaddrs_guid, (FARPROC*)&acceptexsockaddrs_fn);
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get_fn(s, &transmitfile_guid, (FARPROC*)&transmitfile_fn);
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initialised = TRUE;
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}
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/***********************************************************************
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* AcceptEx (MSWSOCK.@)
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*
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* This function is used to accept a new connection, get the local and remote
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* address, and receive the initial block of data sent by the client.
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* Accept a new connection, retrieving the connected addresses and initial data.
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*
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* TODO
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* This function is currently implemented as a stub.
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* listener [I] Listening socket
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* acceptor [I] Socket to accept on
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* dest [O] Destination for inital data
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* dest_len [I] Size of dest in bytes
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* local_addr_len [I] Number of bytes reserved in dest for local addrress
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* rem_addr_len [I] Number of bytes reserved in dest for remote addrress
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* received [O] Destination for number of bytes of initial data
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* overlapped [I] For asynchronous execution
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*
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* RETURNS
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* Success: TRUE
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* Failure: FALSE. Use WSAGetLastError() for details of the error.
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*/
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BOOL WINAPI AcceptEx(
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SOCKET sListenSocket, /* [in] Descriptor identifying a socket that
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has already been called with the listen
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function */
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SOCKET sAcceptSocket, /* [in] Descriptor identifying a socket on
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which to accept an incoming connection */
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PVOID lpOutputBuffer, /* [in] Pointer to a buffer */
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DWORD dwReceiveDataLength, /* [in] Number of bytes in lpOutputBuffer
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that will be used for actual receive data
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at the beginning of the buffer */
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DWORD dwLocalAddressLength, /* [in] Number of bytes reserved for the
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local address information */
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DWORD dwRemoteAddressLength, /* [in] Number of bytes reserved for the
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remote address information */
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LPDWORD lpdwBytesReceived, /* [out] Pointer to a DWORD that receives
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the count of bytes received */
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LPOVERLAPPED lpOverlapped) /* [in] Specify in order to achieve an
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overlapped (asynchronous) I/O
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operation */
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BOOL WINAPI AcceptEx(SOCKET listener, SOCKET acceptor, PVOID dest, DWORD dest_len,
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DWORD local_addr_len, DWORD rem_addr_len, LPDWORD received,
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LPOVERLAPPED overlapped)
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{
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FIXME("(listen=%ld, accept=%ld, %p, %d, %d, %d, %p, %p), not implemented\n",
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sListenSocket,sAcceptSocket,lpOutputBuffer,dwReceiveDataLength,
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dwLocalAddressLength,dwRemoteAddressLength,lpdwBytesReceived,lpOverlapped
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);
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return FALSE;
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if (!initialised)
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get_fn_pointers(acceptor);
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if (!acceptex_fn)
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return FALSE;
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return acceptex_fn(listener, acceptor, dest, dest_len, local_addr_len,
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rem_addr_len, received, overlapped);
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}
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/***********************************************************************
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* GetAcceptExSockaddrs (MSWSOCK.@)
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*
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* Get infomation about an accepted socket.
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*
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* data [O] Destination for the first block of data from AcceptEx()
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* data_len [I] length of data in bytes
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* local_len [I] Bytes reserved for local addrinfo
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* rem_len [I] Bytes reserved for remote addrinfo
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* local_addr [O] Destination for local sockaddr
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* local_addr_len [I] Size of local_addr
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* rem_addr [O] Destination for remote sockaddr
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* rem_addr_len [I] Size of rem_addr
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*
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* RETURNS
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* Nothing.
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*/
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VOID WINAPI GetAcceptExSockaddrs(
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PVOID lpOutputBuffer, /* [in] Pointer to a buffer */
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DWORD dwReceiveDataLength, /* [in] Number of bytes in the buffer used
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for receiving the first data */
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DWORD dwLocalAddressLength, /* [in] Number of bytes reserved for the
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local address information */
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DWORD dwRemoteAddressLength, /* [in] Number of bytes reserved for the
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remote address information */
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struct sockaddr **LocalSockaddr, /* [out] Pointer to the sockaddr
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structure that receives the local
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address of the connection */
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LPINT LocalSockaddrLength, /* [out] Size in bytes of the local
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address */
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struct sockaddr **RemoteSockaddr, /* [out] Pointer to the sockaddr
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structure that receives the remote
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address of the connection */
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LPINT RemoteSockaddrLength) /* [out] Size in bytes of the remote address */
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VOID WINAPI GetAcceptExSockaddrs(PVOID data, DWORD data_len, DWORD local_len, DWORD rem_len,
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struct sockaddr **local_addr, LPINT local_addr_len,
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struct sockaddr **rem_addr, LPINT rem_addr_len)
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{
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FIXME("not implemented\n");
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if (acceptexsockaddrs_fn)
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acceptexsockaddrs_fn(data, data_len, local_len, rem_len,
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local_addr, local_addr_len, rem_addr, rem_addr_len);
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}
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/***********************************************************************
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* TransmitFile (MSWSOCK.@)
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*
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* This function is used to transmit a file over socket.
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* Transmit a file over a socket.
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*
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* TODO
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* This function is currently implemented as a stub.
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* PARAMS
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* s [I] Handle to a connected socket
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* file [I] Opened file handle for file to send
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* total_len [I] Total number of file bytes to send
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* chunk_len [I] Chunk size to send file in (0=default)
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* overlapped [I] For asynchronous operation
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* buffers [I] Head/tail data, or NULL if none
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* flags [I] TF_ Flags from mswsock.h
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*
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* RETURNS
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* Success: TRUE
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* Failure: FALSE. Use WSAGetLastError() for details of the error.
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*/
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BOOL WINAPI TransmitFile(
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SOCKET hSocket, /* [in] Handle to a connected socket */
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HANDLE hFile, /* [in] Handle to the open file that should be
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transmitted */
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DWORD nNumberOfBytesToWrite, /* [in] Number of file bytes to
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transmit */
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DWORD nNumberOfBytesPerSend, /* [in] Size in bytes of each block of
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data sent in each send operation */
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LPOVERLAPPED lpOverlapped, /* [in] Specify in order to achieve an
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overlapped (asynchronous) I/O
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operation */
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LPTRANSMIT_FILE_BUFFERS lpTransmitBuffers,
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/* [in] Contains pointers to data to send before and after
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the file data is sent */
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DWORD dwFlags) /* [in] Flags */
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BOOL WINAPI TransmitFile(SOCKET s, HANDLE file, DWORD total_len,
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DWORD chunk_len, LPOVERLAPPED overlapped,
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LPTRANSMIT_FILE_BUFFERS buffers, DWORD flags)
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{
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FIXME("not implemented\n");
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if (!initialised)
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get_fn_pointers(s);
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return FALSE;
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if (!transmitfile_fn)
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return FALSE;
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return transmitfile_fn(s, file, total_len, chunk_len, overlapped, buffers, flags);
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}
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/***********************************************************************
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