ntdll: Cleaned up the ioctl functions.
Renamed function parameters to something usable. Fixed potential event leaks.
This commit is contained in:
Alexandre Julliard
parent
002e143981
commit
4202824e9e
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@ -847,58 +847,54 @@ NTSTATUS WINAPI NtWriteFile(HANDLE hFile, HANDLE hEvent,
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* Perform an I/O control operation on an open file handle.
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*
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* PARAMS
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* DeviceHandle [I] Handle returned from ZwOpenFile() or ZwCreateFile()
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* Event [I] Event to signal upon completion (or NULL)
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* ApcRoutine [I] Callback to call upon completion (or NULL)
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* ApcContext [I] Context for ApcRoutine (or NULL)
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* IoStatusBlock [O] Receives information about the operation on return
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* IoControlCode [I] Control code for the operation to perform
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* InputBuffer [I] Source for any input data required (or NULL)
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* InputBufferSize [I] Size of InputBuffer
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* OutputBuffer [O] Source for any output data returned (or NULL)
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* OutputBufferSize [I] Size of OutputBuffer
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* handle [I] Handle returned from ZwOpenFile() or ZwCreateFile()
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* event [I] Event to signal upon completion (or NULL)
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* apc [I] Callback to call upon completion (or NULL)
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* apc_context [I] Context for ApcRoutine (or NULL)
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* io [O] Receives information about the operation on return
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* code [I] Control code for the operation to perform
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* in_buffer [I] Source for any input data required (or NULL)
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* in_size [I] Size of InputBuffer
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* out_buffer [O] Source for any output data returned (or NULL)
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* out_size [I] Size of OutputBuffer
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*
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* RETURNS
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* Success: 0. IoStatusBlock is updated.
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* Failure: An NTSTATUS error code describing the error.
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*/
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NTSTATUS WINAPI NtDeviceIoControlFile(HANDLE DeviceHandle, HANDLE hEvent,
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PIO_APC_ROUTINE UserApcRoutine,
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PVOID UserApcContext,
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PIO_STATUS_BLOCK IoStatusBlock,
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ULONG IoControlCode,
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PVOID InputBuffer,
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ULONG InputBufferSize,
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PVOID OutputBuffer,
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ULONG OutputBufferSize)
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NTSTATUS WINAPI NtDeviceIoControlFile(HANDLE handle, HANDLE event,
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PIO_APC_ROUTINE apc, PVOID apc_context,
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PIO_STATUS_BLOCK io, ULONG code,
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PVOID in_buffer, ULONG in_size,
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PVOID out_buffer, ULONG out_size)
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{
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NTSTATUS ret;
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ULONG device = (code >> 16);
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TRACE("(%p,%p,%p,%p,%p,0x%08lx,%p,0x%08lx,%p,0x%08lx)\n",
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DeviceHandle, hEvent, UserApcRoutine, UserApcContext,
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IoStatusBlock, IoControlCode,
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InputBuffer, InputBufferSize, OutputBuffer, OutputBufferSize);
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handle, event, apc, apc_context, io, code,
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in_buffer, in_size, out_buffer, out_size);
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if ((IoControlCode >> 16) == FILE_DEVICE_SERIAL_PORT)
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ret = COMM_DeviceIoControl(DeviceHandle, hEvent,
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UserApcRoutine, UserApcContext,
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IoStatusBlock, IoControlCode,
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InputBuffer, InputBufferSize,
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OutputBuffer, OutputBufferSize);
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else ret = CDROM_DeviceIoControl(DeviceHandle, hEvent,
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UserApcRoutine, UserApcContext,
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IoStatusBlock, IoControlCode,
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InputBuffer, InputBufferSize,
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OutputBuffer, OutputBufferSize);
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if (ret == STATUS_NO_SUCH_DEVICE)
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switch(device)
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{
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/* it wasn't a supported device (CDROM, COMM) */
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FIXME("Unimplemented dwIoControlCode=%08lx\n", IoControlCode);
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IoStatusBlock->u.Status = STATUS_NOT_IMPLEMENTED;
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IoStatusBlock->Information = 0;
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if (hEvent) NtSetEvent(hEvent, NULL);
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case FILE_DEVICE_DISK:
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case FILE_DEVICE_CD_ROM:
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case FILE_DEVICE_DVD:
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case FILE_DEVICE_CONTROLLER:
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case FILE_DEVICE_MASS_STORAGE:
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io->u.Status = CDROM_DeviceIoControl(handle, event, apc, apc_context, io, code,
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in_buffer, in_size, out_buffer, out_size);
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break;
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case FILE_DEVICE_SERIAL_PORT:
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io->u.Status = COMM_DeviceIoControl(handle, event, apc, apc_context, io, code,
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in_buffer, in_size, out_buffer, out_size);
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break;
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default:
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FIXME("Unsupported ioctl %lx (device=%lx access=%lx func=%lx method=%lx)\n",
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code, device, (code >> 14) & 3, (code >> 2) & 0xfff, code & 3);
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io->u.Status = STATUS_NOT_SUPPORTED;
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break;
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}
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return IoStatusBlock->u.Status;
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return io->u.Status;
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}
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/***********************************************************************
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@ -921,110 +917,123 @@ static void CALLBACK pipe_completion_wait(HANDLE event, PIO_STATUS_BLOCK iosb, U
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* Perform a file system control operation on an open file handle.
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*
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* PARAMS
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* DeviceHandle [I] Handle returned from ZwOpenFile() or ZwCreateFile()
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* Event [I] Event to signal upon completion (or NULL)
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* ApcRoutine [I] Callback to call upon completion (or NULL)
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* ApcContext [I] Context for ApcRoutine (or NULL)
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* IoStatusBlock [O] Receives information about the operation on return
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* FsControlCode [I] Control code for the operation to perform
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* InputBuffer [I] Source for any input data required (or NULL)
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* InputBufferSize [I] Size of InputBuffer
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* OutputBuffer [O] Source for any output data returned (or NULL)
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* OutputBufferSize [I] Size of OutputBuffer
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* handle [I] Handle returned from ZwOpenFile() or ZwCreateFile()
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* event [I] Event to signal upon completion (or NULL)
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* apc [I] Callback to call upon completion (or NULL)
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* apc_context [I] Context for ApcRoutine (or NULL)
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* io [O] Receives information about the operation on return
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* code [I] Control code for the operation to perform
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* in_buffer [I] Source for any input data required (or NULL)
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* in_size [I] Size of InputBuffer
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* out_buffer [O] Source for any output data returned (or NULL)
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* out_size [I] Size of OutputBuffer
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*
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* RETURNS
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* Success: 0. IoStatusBlock is updated.
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* Failure: An NTSTATUS error code describing the error.
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*/
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NTSTATUS WINAPI NtFsControlFile(HANDLE DeviceHandle, HANDLE Event OPTIONAL, PIO_APC_ROUTINE ApcRoutine,
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PVOID ApcContext, PIO_STATUS_BLOCK IoStatusBlock, ULONG FsControlCode,
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PVOID InputBuffer, ULONG InputBufferSize, PVOID OutputBuffer, ULONG OutputBufferSize)
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NTSTATUS WINAPI NtFsControlFile(HANDLE handle, HANDLE event, PIO_APC_ROUTINE apc,
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PVOID apc_context, PIO_STATUS_BLOCK io, ULONG code,
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PVOID in_buffer, ULONG in_size, PVOID out_buffer, ULONG out_size)
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{
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NTSTATUS ret = STATUS_NOT_SUPPORTED;
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HANDLE internal_event;
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TRACE("(%p,%p,%p,%p,%p,0x%08lx,%p,0x%08lx,%p,0x%08lx)\n",
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DeviceHandle,Event,ApcRoutine,ApcContext,IoStatusBlock,FsControlCode,
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InputBuffer,InputBufferSize,OutputBuffer,OutputBufferSize);
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handle, event, apc, apc_context, io, code,
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in_buffer, in_size, out_buffer, out_size);
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if(!IoStatusBlock) return STATUS_INVALID_PARAMETER;
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if (!io) return STATUS_INVALID_PARAMETER;
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switch(FsControlCode)
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switch(code)
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{
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case FSCTL_DISMOUNT_VOLUME:
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ret = DIR_unmount_device( DeviceHandle );
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io->u.Status = DIR_unmount_device( handle );
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break;
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case FSCTL_PIPE_LISTEN:
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case FSCTL_PIPE_WAIT :
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{
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OBJECT_ATTRIBUTES obj;
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HANDLE internal_event = 0;
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if(!Event)
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if(!event)
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{
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InitializeObjectAttributes(&obj, NULL, 0, 0, NULL);
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ret = NtCreateEvent(&internal_event, EVENT_ALL_ACCESS, &obj, FALSE, FALSE);
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if(ret != STATUS_SUCCESS) return ret;
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io->u.Status = NtCreateEvent(&internal_event, EVENT_ALL_ACCESS, NULL, FALSE, FALSE);
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if (io->u.Status != STATUS_SUCCESS) return io->u.Status;
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}
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switch(FsControlCode)
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{
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case FSCTL_PIPE_LISTEN :
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SERVER_START_REQ(connect_named_pipe)
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{
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req->handle = DeviceHandle;
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req->event = Event ? Event : internal_event;
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req->handle = handle;
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req->event = event ? event : internal_event;
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req->func = pipe_completion_wait;
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ret = wine_server_call(req);
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io->u.Status = wine_server_call(req);
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}
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SERVER_END_REQ;
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break;
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case FSCTL_PIPE_WAIT :
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{
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FILE_PIPE_WAIT_FOR_BUFFER *buff = InputBuffer;
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SERVER_START_REQ(wait_named_pipe)
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if(io->u.Status == STATUS_SUCCESS)
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{
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req->handle = DeviceHandle;
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req->timeout = buff->TimeoutSpecified ? buff->Timeout.QuadPart / -10000L
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: NMPWAIT_USE_DEFAULT_WAIT;
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req->event = Event ? Event : internal_event;
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req->func = pipe_completion_wait;
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wine_server_add_data( req, buff->Name, buff->NameLength );
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ret = wine_server_call( req );
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}
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SERVER_END_REQ;
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break;
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}
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}
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if(ret == STATUS_SUCCESS)
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{
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if(Event)
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ret = STATUS_PENDING;
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if(event) io->u.Status = STATUS_PENDING;
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else
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{
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do
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ret = NtWaitForSingleObject(internal_event, TRUE, NULL);
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while(ret == STATUS_USER_APC);
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NtClose(internal_event);
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io->u.Status = NtWaitForSingleObject(internal_event, TRUE, NULL);
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while(io->u.Status == STATUS_USER_APC);
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}
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}
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if (internal_event) NtClose(internal_event);
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}
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break;
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case FSCTL_PIPE_WAIT:
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{
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HANDLE internal_event = 0;
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FILE_PIPE_WAIT_FOR_BUFFER *buff = in_buffer;
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if(!event)
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{
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io->u.Status = NtCreateEvent(&internal_event, EVENT_ALL_ACCESS, NULL, FALSE, FALSE);
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if (io->u.Status != STATUS_SUCCESS) return io->u.Status;
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}
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SERVER_START_REQ(wait_named_pipe)
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{
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req->handle = handle;
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req->timeout = buff->TimeoutSpecified ? buff->Timeout.QuadPart / -10000L
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: NMPWAIT_USE_DEFAULT_WAIT;
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req->event = event ? event : internal_event;
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req->func = pipe_completion_wait;
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wine_server_add_data( req, buff->Name, buff->NameLength );
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io->u.Status = wine_server_call( req );
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}
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SERVER_END_REQ;
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if(io->u.Status == STATUS_SUCCESS)
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{
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if(event)
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io->u.Status = STATUS_PENDING;
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else
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{
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do
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io->u.Status = NtWaitForSingleObject(internal_event, TRUE, NULL);
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while(io->u.Status == STATUS_USER_APC);
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}
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}
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if (internal_event) NtClose(internal_event);
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}
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break;
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case FSCTL_PIPE_DISCONNECT:
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SERVER_START_REQ(disconnect_named_pipe)
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{
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req->handle = DeviceHandle;
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ret = wine_server_call(req);
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if (!ret && reply->fd != -1) close(reply->fd);
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req->handle = handle;
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io->u.Status = wine_server_call(req);
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if (!io->u.Status && reply->fd != -1) close(reply->fd);
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}
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SERVER_END_REQ;
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break;
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default:
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FIXME("Unsupported FsControlCode %lx\n", FsControlCode);
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FIXME("Unsupported fsctl %lx (device=%lx access=%lx func=%lx method=%lx)\n",
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code, code >> 16, (code >> 14) & 3, (code >> 2) & 0xfff, code & 3);
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io->u.Status = STATUS_NOT_SUPPORTED;
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break;
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}
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IoStatusBlock->u.Status = ret;
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return ret;
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return io->u.Status;
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}
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/******************************************************************************
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