3c72cc3306
* Move parsing code to core library * Move definitions to public API to allow access from outside * Move smartcard related parsing to core library
2673 lines
78 KiB
C
2673 lines
78 KiB
C
/**
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* FreeRDP: A Remote Desktop Protocol Implementation
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* Device Redirection Virtual Channel Extension
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*
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* Copyright 2014 Dell Software <Mike.McDonald@software.dell.com>
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* Copyright 2013 Marc-Andre Moreau <marcandre.moreau@gmail.com>
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* Copyright 2015 Thincast Technologies GmbH
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* Copyright 2015 DI (FH) Martin Haimberger <martin.haimberger@thincast.com>
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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#ifdef HAVE_CONFIG_H
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#include "config.h"
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#endif
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#include <winpr/crt.h>
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#include <winpr/nt.h>
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#include <winpr/print.h>
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#include <winpr/stream.h>
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#include <freerdp/channels/log.h>
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#include "rdpdr_main.h"
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#define TAG "rdpdr.server"
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static UINT32 g_ClientId = 0;
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static RDPDR_IRP* rdpdr_server_irp_new()
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{
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RDPDR_IRP* irp;
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irp = (RDPDR_IRP*)calloc(1, sizeof(RDPDR_IRP));
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return irp;
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}
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static void rdpdr_server_irp_free(RDPDR_IRP* irp)
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{
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free(irp);
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}
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static BOOL rdpdr_server_enqueue_irp(RdpdrServerContext* context, RDPDR_IRP* irp)
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{
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return ListDictionary_Add(context->priv->IrpList, (void*)(size_t)irp->CompletionId, irp);
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}
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static RDPDR_IRP* rdpdr_server_dequeue_irp(RdpdrServerContext* context, UINT32 completionId)
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{
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RDPDR_IRP* irp;
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irp = (RDPDR_IRP*)ListDictionary_Remove(context->priv->IrpList, (void*)(size_t)completionId);
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return irp;
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}
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static UINT rdpdr_seal_send_free_request(RdpdrServerContext* context, wStream* s)
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{
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BOOL status;
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size_t length;
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ULONG written;
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WINPR_ASSERT(context);
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WINPR_ASSERT(s);
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Stream_SealLength(s);
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length = Stream_Length(s);
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WINPR_ASSERT(length <= ULONG_MAX);
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winpr_HexDump(TAG, WLOG_DEBUG, Stream_Buffer(s), Stream_Length(s));
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status = WTSVirtualChannelWrite(context->priv->ChannelHandle, (PCHAR)Stream_Buffer(s),
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(ULONG)length, &written);
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Stream_Free(s, TRUE);
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return status ? CHANNEL_RC_OK : ERROR_INTERNAL_ERROR;
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}
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/**
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* Function description
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*
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* @return 0 on success, otherwise a Win32 error code
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*/
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static UINT rdpdr_server_send_announce_request(RdpdrServerContext* context)
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{
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wStream* s;
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RDPDR_HEADER header;
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WLog_DBG(TAG, "RdpdrServerSendAnnounceRequest");
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header.Component = RDPDR_CTYP_CORE;
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header.PacketId = PAKID_CORE_SERVER_ANNOUNCE;
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s = Stream_New(NULL, RDPDR_HEADER_LENGTH + 8);
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if (!s)
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{
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WLog_ERR(TAG, "Stream_New failed!");
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return CHANNEL_RC_NO_MEMORY;
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}
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Stream_Write_UINT16(s, header.Component); /* Component (2 bytes) */
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Stream_Write_UINT16(s, header.PacketId); /* PacketId (2 bytes) */
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Stream_Write_UINT16(s, context->priv->VersionMajor); /* VersionMajor (2 bytes) */
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Stream_Write_UINT16(s, context->priv->VersionMinor); /* VersionMinor (2 bytes) */
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Stream_Write_UINT32(s, context->priv->ClientId); /* ClientId (4 bytes) */
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return rdpdr_seal_send_free_request(context, s);
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}
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/**
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* Function description
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*
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* @return 0 on success, otherwise a Win32 error code
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*/
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static UINT rdpdr_server_receive_announce_response(RdpdrServerContext* context, wStream* s,
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RDPDR_HEADER* header)
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{
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UINT32 ClientId;
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UINT16 VersionMajor;
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UINT16 VersionMinor;
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WINPR_UNUSED(header);
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if (Stream_GetRemainingLength(s) < 8)
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{
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WLog_ERR(TAG, "not enough data in stream!");
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return ERROR_INVALID_DATA;
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}
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Stream_Read_UINT16(s, VersionMajor); /* VersionMajor (2 bytes) */
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Stream_Read_UINT16(s, VersionMinor); /* VersionMinor (2 bytes) */
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Stream_Read_UINT32(s, ClientId); /* ClientId (4 bytes) */
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WLog_DBG(TAG,
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"Client Announce Response: VersionMajor: 0x%08" PRIX16 " VersionMinor: 0x%04" PRIX16
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" ClientId: 0x%08" PRIX32 "",
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VersionMajor, VersionMinor, ClientId);
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context->priv->ClientId = ClientId;
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return CHANNEL_RC_OK;
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}
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/**
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* Function description
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*
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* @return 0 on success, otherwise a Win32 error code
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*/
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static UINT rdpdr_server_receive_client_name_request(RdpdrServerContext* context, wStream* s,
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RDPDR_HEADER* header)
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{
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UINT32 UnicodeFlag;
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UINT32 ComputerNameLen;
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WINPR_UNUSED(header);
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if (Stream_GetRemainingLength(s) < 12)
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{
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WLog_ERR(TAG, "not enough data in stream!");
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return ERROR_INVALID_DATA;
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}
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Stream_Read_UINT32(s, UnicodeFlag); /* UnicodeFlag (4 bytes) */
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Stream_Seek_UINT32(s); /* CodePage (4 bytes), MUST be set to zero */
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Stream_Read_UINT32(s, ComputerNameLen); /* ComputerNameLen (4 bytes) */
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/* UnicodeFlag is either 0 or 1, the other 31 bits must be ignored.
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*/
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UnicodeFlag = UnicodeFlag & 0x00000001;
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/**
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* Caution: ComputerNameLen is given *bytes*,
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* not in characters, including the NULL terminator!
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*/
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if (UnicodeFlag)
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{
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if ((ComputerNameLen % 2) || ComputerNameLen > 512 || ComputerNameLen < 2)
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{
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WLog_ERR(TAG, "invalid unicode computer name length: %" PRIu32 "", ComputerNameLen);
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return ERROR_INVALID_DATA;
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}
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}
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else
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{
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if (ComputerNameLen > 256 || ComputerNameLen < 1)
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{
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WLog_ERR(TAG, "invalid ascii computer name length: %" PRIu32 "", ComputerNameLen);
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return ERROR_INVALID_DATA;
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}
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}
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if (Stream_GetRemainingLength(s) < ComputerNameLen)
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{
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WLog_ERR(TAG, "not enough data in stream!");
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return ERROR_INVALID_DATA;
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}
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/* ComputerName must be null terminated, check if it really is */
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if (Stream_Pointer(s)[ComputerNameLen - 1] ||
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(UnicodeFlag && Stream_Pointer(s)[ComputerNameLen - 2]))
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{
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WLog_ERR(TAG, "computer name must be null terminated");
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return ERROR_INVALID_DATA;
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}
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if (context->priv->ClientComputerName)
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{
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free(context->priv->ClientComputerName);
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context->priv->ClientComputerName = NULL;
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}
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if (UnicodeFlag)
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{
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if (ConvertFromUnicode(CP_UTF8, 0, (WCHAR*)Stream_Pointer(s), -1,
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&(context->priv->ClientComputerName), 0, NULL, NULL) < 1)
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{
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WLog_ERR(TAG, "failed to convert client computer name");
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return ERROR_INVALID_DATA;
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}
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}
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else
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{
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context->priv->ClientComputerName = _strdup((char*)Stream_Pointer(s));
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if (!context->priv->ClientComputerName)
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{
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WLog_ERR(TAG, "failed to duplicate client computer name");
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return CHANNEL_RC_NO_MEMORY;
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}
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}
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Stream_Seek(s, ComputerNameLen);
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WLog_DBG(TAG, "ClientComputerName: %s", context->priv->ClientComputerName);
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return CHANNEL_RC_OK;
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}
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/**
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* Function description
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*
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* @return 0 on success, otherwise a Win32 error code
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*/
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static UINT rdpdr_server_read_capability_set_header(wStream* s, RDPDR_CAPABILITY_HEADER* header)
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{
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if (Stream_GetRemainingLength(s) < 8)
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{
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WLog_ERR(TAG, "not enough data in stream!");
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return ERROR_INVALID_DATA;
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}
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Stream_Read_UINT16(s, header->CapabilityType); /* CapabilityType (2 bytes) */
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Stream_Read_UINT16(s, header->CapabilityLength); /* CapabilityLength (2 bytes) */
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Stream_Read_UINT32(s, header->Version); /* Version (4 bytes) */
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return CHANNEL_RC_OK;
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}
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/**
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* Function description
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*
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* @return 0 on success, otherwise a Win32 error code
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*/
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static UINT rdpdr_server_write_capability_set_header(wStream* s, RDPDR_CAPABILITY_HEADER* header)
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{
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if (!Stream_EnsureRemainingCapacity(s, 8))
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{
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WLog_ERR(TAG, "not enough data in stream!");
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return ERROR_INVALID_DATA;
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}
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Stream_Write_UINT16(s, header->CapabilityType); /* CapabilityType (2 bytes) */
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Stream_Write_UINT16(s, header->CapabilityLength); /* CapabilityLength (2 bytes) */
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Stream_Write_UINT32(s, header->Version); /* Version (4 bytes) */
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return CHANNEL_RC_OK;
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}
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/**
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* Function description
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*
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* @return 0 on success, otherwise a Win32 error code
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*/
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static UINT rdpdr_server_read_general_capability_set(RdpdrServerContext* context, wStream* s,
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RDPDR_CAPABILITY_HEADER* header)
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{
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UINT32 ioCode1;
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UINT32 extraFlags1;
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UINT32 extendedPdu;
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UINT16 VersionMajor;
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UINT16 VersionMinor;
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UINT32 SpecialTypeDeviceCap;
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if (Stream_GetRemainingLength(s) < 32)
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{
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WLog_ERR(TAG, "not enough data in stream!");
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return ERROR_INVALID_DATA;
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}
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Stream_Seek_UINT32(s); /* osType (4 bytes), ignored on receipt */
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Stream_Seek_UINT32(s); /* osVersion (4 bytes), unused and must be set to zero */
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Stream_Read_UINT16(s, VersionMajor); /* protocolMajorVersion (2 bytes) */
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Stream_Read_UINT16(s, VersionMinor); /* protocolMinorVersion (2 bytes) */
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Stream_Read_UINT32(s, ioCode1); /* ioCode1 (4 bytes) */
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Stream_Seek_UINT32(s); /* ioCode2 (4 bytes), must be set to zero, reserved for future use */
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Stream_Read_UINT32(s, extendedPdu); /* extendedPdu (4 bytes) */
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Stream_Read_UINT32(s, extraFlags1); /* extraFlags1 (4 bytes) */
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Stream_Seek_UINT32(s); /* extraFlags2 (4 bytes), must be set to zero, reserved for future use */
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if (VersionMajor != RDPDR_MAJOR_RDP_VERSION)
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{
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WLog_ERR(TAG, "unsupported RDPDR version %" PRIu16 ".%" PRIu16, VersionMajor, VersionMinor);
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return ERROR_INVALID_DATA;
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}
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switch (VersionMinor)
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{
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case RDPDR_MINOR_RDP_VERSION_13:
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break;
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case RDPDR_MINOR_RDP_VERSION_6_X:
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break;
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case RDPDR_MINOR_RDP_VERSION_5_2:
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break;
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case RDPDR_MINOR_RDP_VERSION_5_1:
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break;
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case RDPDR_MINOR_RDP_VERSION_5_0:
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break;
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default:
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WLog_WARN(TAG, "unsupported RDPDR minor version %" PRIu16 ".%" PRIu16, VersionMajor,
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VersionMinor);
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break;
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}
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if (header->Version == GENERAL_CAPABILITY_VERSION_02)
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{
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if (Stream_GetRemainingLength(s) < 4)
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{
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WLog_ERR(TAG, "not enough data in stream!");
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return ERROR_INVALID_DATA;
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}
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Stream_Read_UINT32(s, SpecialTypeDeviceCap); /* SpecialTypeDeviceCap (4 bytes) */
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}
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context->priv->UserLoggedOnPdu = (extendedPdu & RDPDR_USER_LOGGEDON_PDU) ? TRUE : FALSE;
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return CHANNEL_RC_OK;
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}
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/**
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* Function description
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*
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* @return 0 on success, otherwise a Win32 error code
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*/
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static UINT rdpdr_server_write_general_capability_set(RdpdrServerContext* context, wStream* s)
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{
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UINT32 ioCode1;
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UINT32 extendedPdu;
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UINT32 extraFlags1;
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UINT32 SpecialTypeDeviceCap;
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RDPDR_CAPABILITY_HEADER header;
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header.CapabilityType = CAP_GENERAL_TYPE;
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header.CapabilityLength = RDPDR_CAPABILITY_HEADER_LENGTH + 36;
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header.Version = GENERAL_CAPABILITY_VERSION_02;
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ioCode1 = 0;
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ioCode1 |= RDPDR_IRP_MJ_CREATE; /* always set */
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ioCode1 |= RDPDR_IRP_MJ_CLEANUP; /* always set */
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ioCode1 |= RDPDR_IRP_MJ_CLOSE; /* always set */
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ioCode1 |= RDPDR_IRP_MJ_READ; /* always set */
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ioCode1 |= RDPDR_IRP_MJ_WRITE; /* always set */
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ioCode1 |= RDPDR_IRP_MJ_FLUSH_BUFFERS; /* always set */
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ioCode1 |= RDPDR_IRP_MJ_SHUTDOWN; /* always set */
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ioCode1 |= RDPDR_IRP_MJ_DEVICE_CONTROL; /* always set */
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ioCode1 |= RDPDR_IRP_MJ_QUERY_VOLUME_INFORMATION; /* always set */
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ioCode1 |= RDPDR_IRP_MJ_SET_VOLUME_INFORMATION; /* always set */
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ioCode1 |= RDPDR_IRP_MJ_QUERY_INFORMATION; /* always set */
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ioCode1 |= RDPDR_IRP_MJ_SET_INFORMATION; /* always set */
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ioCode1 |= RDPDR_IRP_MJ_DIRECTORY_CONTROL; /* always set */
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ioCode1 |= RDPDR_IRP_MJ_LOCK_CONTROL; /* always set */
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ioCode1 |= RDPDR_IRP_MJ_QUERY_SECURITY; /* optional */
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ioCode1 |= RDPDR_IRP_MJ_SET_SECURITY; /* optional */
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extendedPdu = 0;
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extendedPdu |= RDPDR_CLIENT_DISPLAY_NAME_PDU; /* always set */
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extendedPdu |= RDPDR_DEVICE_REMOVE_PDUS; /* optional */
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if (context->priv->UserLoggedOnPdu)
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extendedPdu |= RDPDR_USER_LOGGEDON_PDU; /* optional */
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extraFlags1 = 0;
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extraFlags1 |= ENABLE_ASYNCIO; /* optional */
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SpecialTypeDeviceCap = 0;
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if (!Stream_EnsureRemainingCapacity(s, header.CapabilityLength))
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{
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WLog_ERR(TAG, "Stream_EnsureRemainingCapacity failed!");
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return CHANNEL_RC_NO_MEMORY;
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}
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rdpdr_server_write_capability_set_header(s, &header);
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Stream_Write_UINT32(s, 0); /* osType (4 bytes), ignored on receipt */
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Stream_Write_UINT32(s, 0); /* osVersion (4 bytes), unused and must be set to zero */
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Stream_Write_UINT16(s, context->priv->VersionMajor); /* protocolMajorVersion (2 bytes) */
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Stream_Write_UINT16(s, context->priv->VersionMinor); /* protocolMinorVersion (2 bytes) */
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Stream_Write_UINT32(s, ioCode1); /* ioCode1 (4 bytes) */
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Stream_Write_UINT32(s, 0); /* ioCode2 (4 bytes), must be set to zero, reserved for future use */
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Stream_Write_UINT32(s, extendedPdu); /* extendedPdu (4 bytes) */
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Stream_Write_UINT32(s, extraFlags1); /* extraFlags1 (4 bytes) */
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Stream_Write_UINT32(
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s, 0); /* extraFlags2 (4 bytes), must be set to zero, reserved for future use */
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Stream_Write_UINT32(s, SpecialTypeDeviceCap); /* SpecialTypeDeviceCap (4 bytes) */
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return CHANNEL_RC_OK;
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}
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|
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/**
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* Function description
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*
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* @return 0 on success, otherwise a Win32 error code
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*/
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static UINT rdpdr_server_read_printer_capability_set(RdpdrServerContext* context, wStream* s,
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RDPDR_CAPABILITY_HEADER* header)
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{
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WINPR_UNUSED(context);
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WINPR_UNUSED(header);
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WINPR_UNUSED(s);
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return CHANNEL_RC_OK;
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}
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|
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/**
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* Function description
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*
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* @return 0 on success, otherwise a Win32 error code
|
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*/
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static UINT rdpdr_server_write_printer_capability_set(RdpdrServerContext* context, wStream* s)
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{
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RDPDR_CAPABILITY_HEADER header = { 0 };
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WINPR_UNUSED(context);
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header.CapabilityType = CAP_PRINTER_TYPE;
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header.CapabilityLength = RDPDR_CAPABILITY_HEADER_LENGTH;
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header.Version = PRINT_CAPABILITY_VERSION_01;
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if (!Stream_EnsureRemainingCapacity(s, header.CapabilityLength))
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{
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WLog_ERR(TAG, "Stream_EnsureRemainingCapacity failed!");
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return CHANNEL_RC_NO_MEMORY;
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}
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return rdpdr_server_write_capability_set_header(s, &header);
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}
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|
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/**
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* Function description
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*
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* @return 0 on success, otherwise a Win32 error code
|
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*/
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static UINT rdpdr_server_read_port_capability_set(RdpdrServerContext* context, wStream* s,
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RDPDR_CAPABILITY_HEADER* header)
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{
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WINPR_UNUSED(context);
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WINPR_UNUSED(s);
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WINPR_UNUSED(header);
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return CHANNEL_RC_OK;
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}
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|
|
/**
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* Function description
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|
*
|
|
* @return 0 on success, otherwise a Win32 error code
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*/
|
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static UINT rdpdr_server_write_port_capability_set(RdpdrServerContext* context, wStream* s)
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{
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RDPDR_CAPABILITY_HEADER header = { 0 };
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WINPR_UNUSED(context);
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header.CapabilityType = CAP_PORT_TYPE;
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header.CapabilityLength = RDPDR_CAPABILITY_HEADER_LENGTH;
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header.Version = PORT_CAPABILITY_VERSION_01;
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if (!Stream_EnsureRemainingCapacity(s, header.CapabilityLength))
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{
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|
WLog_ERR(TAG, "Stream_EnsureRemainingCapacity failed!");
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return CHANNEL_RC_NO_MEMORY;
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}
|
|
|
|
return rdpdr_server_write_capability_set_header(s, &header);
|
|
}
|
|
|
|
/**
|
|
* Function description
|
|
*
|
|
* @return 0 on success, otherwise a Win32 error code
|
|
*/
|
|
static UINT rdpdr_server_read_drive_capability_set(RdpdrServerContext* context, wStream* s,
|
|
RDPDR_CAPABILITY_HEADER* header)
|
|
{
|
|
WINPR_UNUSED(context);
|
|
WINPR_UNUSED(header);
|
|
WINPR_UNUSED(s);
|
|
|
|
return CHANNEL_RC_OK;
|
|
}
|
|
|
|
/**
|
|
* Function description
|
|
*
|
|
* @return 0 on success, otherwise a Win32 error code
|
|
*/
|
|
static UINT rdpdr_server_write_drive_capability_set(RdpdrServerContext* context, wStream* s)
|
|
{
|
|
RDPDR_CAPABILITY_HEADER header = { 0 };
|
|
|
|
WINPR_UNUSED(context);
|
|
|
|
header.CapabilityType = CAP_DRIVE_TYPE;
|
|
header.CapabilityLength = RDPDR_CAPABILITY_HEADER_LENGTH;
|
|
header.Version = DRIVE_CAPABILITY_VERSION_02;
|
|
|
|
if (!Stream_EnsureRemainingCapacity(s, header.CapabilityLength))
|
|
{
|
|
WLog_ERR(TAG, "Stream_EnsureRemainingCapacity failed!");
|
|
return CHANNEL_RC_NO_MEMORY;
|
|
}
|
|
|
|
return rdpdr_server_write_capability_set_header(s, &header);
|
|
}
|
|
|
|
/**
|
|
* Function description
|
|
*
|
|
* @return 0 on success, otherwise a Win32 error code
|
|
*/
|
|
static UINT rdpdr_server_read_smartcard_capability_set(RdpdrServerContext* context, wStream* s,
|
|
RDPDR_CAPABILITY_HEADER* header)
|
|
{
|
|
WINPR_UNUSED(context);
|
|
WINPR_UNUSED(header);
|
|
WINPR_UNUSED(s);
|
|
|
|
return CHANNEL_RC_OK;
|
|
}
|
|
|
|
/**
|
|
* Function description
|
|
*
|
|
* @return 0 on success, otherwise a Win32 error code
|
|
*/
|
|
static UINT rdpdr_server_write_smartcard_capability_set(RdpdrServerContext* context, wStream* s)
|
|
{
|
|
RDPDR_CAPABILITY_HEADER header;
|
|
header.CapabilityType = CAP_SMARTCARD_TYPE;
|
|
header.CapabilityLength = RDPDR_CAPABILITY_HEADER_LENGTH;
|
|
header.Version = SMARTCARD_CAPABILITY_VERSION_01;
|
|
|
|
WINPR_UNUSED(context);
|
|
|
|
if (!Stream_EnsureRemainingCapacity(s, header.CapabilityLength))
|
|
{
|
|
WLog_ERR(TAG, "Stream_EnsureRemainingCapacity failed!");
|
|
return CHANNEL_RC_OK;
|
|
}
|
|
|
|
return rdpdr_server_write_capability_set_header(s, &header);
|
|
}
|
|
|
|
/**
|
|
* Function description
|
|
*
|
|
* @return 0 on success, otherwise a Win32 error code
|
|
*/
|
|
static UINT rdpdr_server_send_core_capability_request(RdpdrServerContext* context)
|
|
{
|
|
wStream* s;
|
|
RDPDR_HEADER header;
|
|
UINT16 numCapabilities;
|
|
UINT error;
|
|
WLog_DBG(TAG, "RdpdrServerSendCoreCapabilityRequest");
|
|
header.Component = RDPDR_CTYP_CORE;
|
|
header.PacketId = PAKID_CORE_SERVER_CAPABILITY;
|
|
numCapabilities = 1;
|
|
|
|
if (context->supportsDrives)
|
|
numCapabilities++;
|
|
|
|
if (context->supportsPorts)
|
|
numCapabilities++;
|
|
|
|
if (context->supportsPrinters)
|
|
numCapabilities++;
|
|
|
|
if (context->supportsSmartcards)
|
|
numCapabilities++;
|
|
|
|
s = Stream_New(NULL, RDPDR_HEADER_LENGTH + 512);
|
|
|
|
if (!s)
|
|
{
|
|
WLog_ERR(TAG, "Stream_New failed!");
|
|
return CHANNEL_RC_NO_MEMORY;
|
|
}
|
|
|
|
Stream_Write_UINT16(s, header.Component); /* Component (2 bytes) */
|
|
Stream_Write_UINT16(s, header.PacketId); /* PacketId (2 bytes) */
|
|
Stream_Write_UINT16(s, numCapabilities); /* numCapabilities (2 bytes) */
|
|
Stream_Write_UINT16(s, 0); /* Padding (2 bytes) */
|
|
|
|
if ((error = rdpdr_server_write_general_capability_set(context, s)))
|
|
{
|
|
WLog_ERR(TAG, "rdpdr_server_write_general_capability_set failed with error %" PRIu32 "!",
|
|
error);
|
|
goto out;
|
|
}
|
|
|
|
if (context->supportsDrives)
|
|
{
|
|
if ((error = rdpdr_server_write_drive_capability_set(context, s)))
|
|
{
|
|
WLog_ERR(TAG, "rdpdr_server_write_drive_capability_set failed with error %" PRIu32 "!",
|
|
error);
|
|
goto out;
|
|
}
|
|
}
|
|
|
|
if (context->supportsPorts)
|
|
{
|
|
if ((error = rdpdr_server_write_port_capability_set(context, s)))
|
|
{
|
|
WLog_ERR(TAG, "rdpdr_server_write_port_capability_set failed with error %" PRIu32 "!",
|
|
error);
|
|
goto out;
|
|
}
|
|
}
|
|
|
|
if (context->supportsPrinters)
|
|
{
|
|
if ((error = rdpdr_server_write_printer_capability_set(context, s)))
|
|
{
|
|
WLog_ERR(TAG,
|
|
"rdpdr_server_write_printer_capability_set failed with error %" PRIu32 "!",
|
|
error);
|
|
goto out;
|
|
}
|
|
}
|
|
|
|
if (context->supportsSmartcards)
|
|
{
|
|
if ((error = rdpdr_server_write_smartcard_capability_set(context, s)))
|
|
{
|
|
WLog_ERR(TAG,
|
|
"rdpdr_server_write_printer_capability_set failed with error %" PRIu32 "!",
|
|
error);
|
|
goto out;
|
|
}
|
|
}
|
|
|
|
return rdpdr_seal_send_free_request(context, s);
|
|
out:
|
|
Stream_Free(s, TRUE);
|
|
return error;
|
|
}
|
|
|
|
/**
|
|
* Function description
|
|
*
|
|
* @return 0 on success, otherwise a Win32 error code
|
|
*/
|
|
static UINT rdpdr_server_receive_core_capability_response(RdpdrServerContext* context, wStream* s,
|
|
RDPDR_HEADER* header)
|
|
{
|
|
int i;
|
|
UINT status;
|
|
UINT16 numCapabilities;
|
|
RDPDR_CAPABILITY_HEADER capabilityHeader;
|
|
|
|
WINPR_UNUSED(header);
|
|
|
|
if (Stream_GetRemainingLength(s) < 4)
|
|
{
|
|
WLog_ERR(TAG, "not enough data in stream!");
|
|
return ERROR_INVALID_DATA;
|
|
}
|
|
|
|
Stream_Read_UINT16(s, numCapabilities); /* numCapabilities (2 bytes) */
|
|
Stream_Seek_UINT16(s); /* Padding (2 bytes) */
|
|
|
|
for (i = 0; i < numCapabilities; i++)
|
|
{
|
|
if ((status = rdpdr_server_read_capability_set_header(s, &capabilityHeader)))
|
|
{
|
|
WLog_ERR(TAG, "rdpdr_server_read_capability_set_header failed with error %" PRIu32 "!",
|
|
status);
|
|
return status;
|
|
}
|
|
|
|
switch (capabilityHeader.CapabilityType)
|
|
{
|
|
case CAP_GENERAL_TYPE:
|
|
if ((status =
|
|
rdpdr_server_read_general_capability_set(context, s, &capabilityHeader)))
|
|
{
|
|
WLog_ERR(TAG,
|
|
"rdpdr_server_read_general_capability_set failed with error %" PRIu32
|
|
"!",
|
|
status);
|
|
return status;
|
|
}
|
|
|
|
break;
|
|
|
|
case CAP_PRINTER_TYPE:
|
|
if ((status =
|
|
rdpdr_server_read_printer_capability_set(context, s, &capabilityHeader)))
|
|
{
|
|
WLog_ERR(TAG,
|
|
"rdpdr_server_read_printer_capability_set failed with error %" PRIu32
|
|
"!",
|
|
status);
|
|
return status;
|
|
}
|
|
|
|
break;
|
|
|
|
case CAP_PORT_TYPE:
|
|
if ((status = rdpdr_server_read_port_capability_set(context, s, &capabilityHeader)))
|
|
{
|
|
WLog_ERR(TAG,
|
|
"rdpdr_server_read_port_capability_set failed with error %" PRIu32 "!",
|
|
status);
|
|
return status;
|
|
}
|
|
|
|
break;
|
|
|
|
case CAP_DRIVE_TYPE:
|
|
if ((status =
|
|
rdpdr_server_read_drive_capability_set(context, s, &capabilityHeader)))
|
|
{
|
|
WLog_ERR(TAG,
|
|
"rdpdr_server_read_drive_capability_set failed with error %" PRIu32
|
|
"!",
|
|
status);
|
|
return status;
|
|
}
|
|
|
|
break;
|
|
|
|
case CAP_SMARTCARD_TYPE:
|
|
if ((status =
|
|
rdpdr_server_read_smartcard_capability_set(context, s, &capabilityHeader)))
|
|
{
|
|
WLog_ERR(TAG,
|
|
"rdpdr_server_read_smartcard_capability_set failed with error %" PRIu32
|
|
"!",
|
|
status);
|
|
return status;
|
|
}
|
|
|
|
break;
|
|
|
|
default:
|
|
WLog_DBG(TAG, "Unknown capabilityType %" PRIu16 "",
|
|
capabilityHeader.CapabilityType);
|
|
Stream_Seek(s, capabilityHeader.CapabilityLength - RDPDR_CAPABILITY_HEADER_LENGTH);
|
|
return ERROR_INVALID_DATA;
|
|
}
|
|
}
|
|
|
|
return CHANNEL_RC_OK;
|
|
}
|
|
|
|
/**
|
|
* Function description
|
|
*
|
|
* @return 0 on success, otherwise a Win32 error code
|
|
*/
|
|
static UINT rdpdr_server_send_client_id_confirm(RdpdrServerContext* context)
|
|
{
|
|
wStream* s;
|
|
RDPDR_HEADER header;
|
|
WLog_DBG(TAG, "RdpdrServerSendClientIdConfirm");
|
|
header.Component = RDPDR_CTYP_CORE;
|
|
header.PacketId = PAKID_CORE_CLIENTID_CONFIRM;
|
|
s = Stream_New(NULL, RDPDR_HEADER_LENGTH + 8);
|
|
|
|
if (!s)
|
|
{
|
|
WLog_ERR(TAG, "Stream_New failed!");
|
|
return CHANNEL_RC_NO_MEMORY;
|
|
}
|
|
|
|
Stream_Write_UINT16(s, header.Component); /* Component (2 bytes) */
|
|
Stream_Write_UINT16(s, header.PacketId); /* PacketId (2 bytes) */
|
|
Stream_Write_UINT16(s, context->priv->VersionMajor); /* VersionMajor (2 bytes) */
|
|
Stream_Write_UINT16(s, context->priv->VersionMinor); /* VersionMinor (2 bytes) */
|
|
Stream_Write_UINT32(s, context->priv->ClientId); /* ClientId (4 bytes) */
|
|
return rdpdr_seal_send_free_request(context, s);
|
|
}
|
|
|
|
/**
|
|
* Function description
|
|
*
|
|
* @return 0 on success, otherwise a Win32 error code
|
|
*/
|
|
static UINT rdpdr_server_receive_device_list_announce_request(RdpdrServerContext* context,
|
|
wStream* s, RDPDR_HEADER* header)
|
|
{
|
|
UINT32 i;
|
|
UINT32 DeviceCount;
|
|
UINT32 DeviceType;
|
|
UINT32 DeviceId;
|
|
char PreferredDosName[9];
|
|
UINT32 DeviceDataLength;
|
|
|
|
WINPR_UNUSED(header);
|
|
|
|
if (Stream_GetRemainingLength(s) < 4)
|
|
{
|
|
WLog_ERR(TAG, "not enough data in stream!");
|
|
return ERROR_INVALID_DATA;
|
|
}
|
|
|
|
Stream_Read_UINT32(s, DeviceCount); /* DeviceCount (4 bytes) */
|
|
WLog_DBG(TAG, "DeviceCount: %" PRIu32 "", DeviceCount);
|
|
|
|
for (i = 0; i < DeviceCount; i++)
|
|
{
|
|
ZeroMemory(PreferredDosName, sizeof(PreferredDosName));
|
|
|
|
if (Stream_GetRemainingLength(s) < 20)
|
|
{
|
|
WLog_ERR(TAG, "not enough data in stream!");
|
|
return ERROR_INVALID_DATA;
|
|
}
|
|
|
|
Stream_Read_UINT32(s, DeviceType); /* DeviceType (4 bytes) */
|
|
Stream_Read_UINT32(s, DeviceId); /* DeviceId (4 bytes) */
|
|
Stream_Read(s, PreferredDosName, 8); /* PreferredDosName (8 bytes) */
|
|
Stream_Read_UINT32(s, DeviceDataLength); /* DeviceDataLength (4 bytes) */
|
|
|
|
if (Stream_GetRemainingLength(s) < DeviceDataLength)
|
|
{
|
|
WLog_ERR(TAG, "not enough data in stream!");
|
|
return ERROR_INVALID_DATA;
|
|
}
|
|
|
|
WLog_DBG(TAG, "Device %d Name: %s Id: 0x%08" PRIX32 " DataLength: %" PRIu32 "", i,
|
|
PreferredDosName, DeviceId, DeviceDataLength);
|
|
|
|
switch (DeviceType)
|
|
{
|
|
case RDPDR_DTYP_FILESYSTEM:
|
|
if (context->supportsDrives)
|
|
{
|
|
IFCALL(context->OnDriveCreate, context, DeviceId, PreferredDosName);
|
|
}
|
|
|
|
break;
|
|
|
|
case RDPDR_DTYP_PRINT:
|
|
if (context->supportsPrinters)
|
|
{
|
|
IFCALL(context->OnPrinterCreate, context, DeviceId, PreferredDosName);
|
|
}
|
|
|
|
break;
|
|
|
|
case RDPDR_DTYP_SERIAL:
|
|
case RDPDR_DTYP_PARALLEL:
|
|
if (context->supportsPorts)
|
|
{
|
|
IFCALL(context->OnPortCreate, context, DeviceId, PreferredDosName);
|
|
}
|
|
|
|
break;
|
|
|
|
case RDPDR_DTYP_SMARTCARD:
|
|
if (context->supportsSmartcards)
|
|
{
|
|
IFCALL(context->OnSmartcardCreate, context, DeviceId, PreferredDosName);
|
|
}
|
|
|
|
break;
|
|
|
|
default:
|
|
break;
|
|
}
|
|
|
|
Stream_Seek(s, DeviceDataLength);
|
|
}
|
|
|
|
return CHANNEL_RC_OK;
|
|
}
|
|
|
|
/**
|
|
* Function description
|
|
*
|
|
* @return 0 on success, otherwise a Win32 error code
|
|
*/
|
|
static UINT rdpdr_server_receive_device_list_remove_request(RdpdrServerContext* context, wStream* s,
|
|
RDPDR_HEADER* header)
|
|
{
|
|
UINT32 i;
|
|
UINT32 DeviceCount;
|
|
UINT32 DeviceType;
|
|
UINT32 DeviceId;
|
|
|
|
WINPR_UNUSED(header);
|
|
|
|
if (Stream_GetRemainingLength(s) < 4)
|
|
{
|
|
WLog_ERR(TAG, "not enough data in stream!");
|
|
return ERROR_INVALID_DATA;
|
|
}
|
|
|
|
Stream_Read_UINT32(s, DeviceCount); /* DeviceCount (4 bytes) */
|
|
WLog_DBG(TAG, "DeviceCount: %" PRIu32 "", DeviceCount);
|
|
|
|
for (i = 0; i < DeviceCount; i++)
|
|
{
|
|
if (Stream_GetRemainingLength(s) < 4)
|
|
{
|
|
WLog_ERR(TAG, "not enough data in stream!");
|
|
return ERROR_INVALID_DATA;
|
|
}
|
|
|
|
Stream_Read_UINT32(s, DeviceId); /* DeviceId (4 bytes) */
|
|
WLog_DBG(TAG, "Device %d Id: 0x%08" PRIX32 "", i, DeviceId);
|
|
DeviceType = 0; /* TODO: Save the device type on the announce request. */
|
|
|
|
switch (DeviceType)
|
|
{
|
|
case RDPDR_DTYP_FILESYSTEM:
|
|
if (context->supportsDrives)
|
|
{
|
|
IFCALL(context->OnDriveDelete, context, DeviceId);
|
|
}
|
|
|
|
break;
|
|
|
|
case RDPDR_DTYP_PRINT:
|
|
if (context->supportsPrinters)
|
|
{
|
|
IFCALL(context->OnPrinterDelete, context, DeviceId);
|
|
}
|
|
|
|
break;
|
|
|
|
case RDPDR_DTYP_SERIAL:
|
|
case RDPDR_DTYP_PARALLEL:
|
|
if (context->supportsPorts)
|
|
{
|
|
IFCALL(context->OnPortDelete, context, DeviceId);
|
|
}
|
|
|
|
break;
|
|
|
|
case RDPDR_DTYP_SMARTCARD:
|
|
if (context->supportsSmartcards)
|
|
{
|
|
IFCALL(context->OnSmartcardDelete, context, DeviceId);
|
|
}
|
|
|
|
break;
|
|
|
|
default:
|
|
break;
|
|
}
|
|
}
|
|
|
|
return CHANNEL_RC_OK;
|
|
}
|
|
|
|
/**
|
|
* Function description
|
|
*
|
|
* @return 0 on success, otherwise a Win32 error code
|
|
*/
|
|
static UINT rdpdr_server_receive_device_io_completion(RdpdrServerContext* context, wStream* s,
|
|
RDPDR_HEADER* header)
|
|
{
|
|
UINT32 deviceId;
|
|
UINT32 completionId;
|
|
UINT32 ioStatus;
|
|
RDPDR_IRP* irp;
|
|
UINT error = CHANNEL_RC_OK;
|
|
|
|
WINPR_UNUSED(header);
|
|
|
|
if (Stream_GetRemainingLength(s) < 12)
|
|
{
|
|
WLog_ERR(TAG, "not enough data in stream!");
|
|
return ERROR_INVALID_DATA;
|
|
}
|
|
|
|
Stream_Read_UINT32(s, deviceId);
|
|
Stream_Read_UINT32(s, completionId);
|
|
Stream_Read_UINT32(s, ioStatus);
|
|
WLog_DBG(TAG, "deviceId=%" PRIu32 ", completionId=0x%" PRIx32 ", ioStatus=0x%" PRIx32 "",
|
|
deviceId, completionId, ioStatus);
|
|
irp = rdpdr_server_dequeue_irp(context, completionId);
|
|
|
|
if (!irp)
|
|
{
|
|
WLog_ERR(TAG, "IRP not found for completionId=0x%" PRIx32 "", completionId);
|
|
return ERROR_INTERNAL_ERROR;
|
|
}
|
|
|
|
/* Invoke the callback. */
|
|
if (irp->Callback)
|
|
{
|
|
error = (*irp->Callback)(context, s, irp, deviceId, completionId, ioStatus);
|
|
}
|
|
|
|
return error;
|
|
}
|
|
|
|
/**
|
|
* Function description
|
|
*
|
|
* @return 0 on success, otherwise a Win32 error code
|
|
*/
|
|
static UINT rdpdr_server_send_user_logged_on(RdpdrServerContext* context)
|
|
{
|
|
wStream* s;
|
|
RDPDR_HEADER header;
|
|
WLog_DBG(TAG, "RdpdrServerSendUserLoggedOn");
|
|
header.Component = RDPDR_CTYP_CORE;
|
|
header.PacketId = PAKID_CORE_USER_LOGGEDON;
|
|
s = Stream_New(NULL, RDPDR_HEADER_LENGTH);
|
|
|
|
if (!s)
|
|
{
|
|
WLog_ERR(TAG, "Stream_New failed!");
|
|
return CHANNEL_RC_NO_MEMORY;
|
|
}
|
|
|
|
Stream_Write_UINT16(s, header.Component); /* Component (2 bytes) */
|
|
Stream_Write_UINT16(s, header.PacketId); /* PacketId (2 bytes) */
|
|
return rdpdr_seal_send_free_request(context, s);
|
|
}
|
|
|
|
/**
|
|
* Function description
|
|
*
|
|
* @return 0 on success, otherwise a Win32 error code
|
|
*/
|
|
static UINT rdpdr_server_receive_pdu(RdpdrServerContext* context, wStream* s, RDPDR_HEADER* header)
|
|
{
|
|
UINT error = CHANNEL_RC_OK;
|
|
WLog_DBG(TAG, "RdpdrServerReceivePdu: Component: 0x%04" PRIX16 " PacketId: 0x%04" PRIX16 "",
|
|
header->Component, header->PacketId);
|
|
winpr_HexDump(TAG, WLOG_DEBUG, Stream_Buffer(s), Stream_Length(s));
|
|
|
|
if (header->Component == RDPDR_CTYP_CORE)
|
|
{
|
|
switch (header->PacketId)
|
|
{
|
|
case PAKID_CORE_CLIENTID_CONFIRM:
|
|
if ((error = rdpdr_server_receive_announce_response(context, s, header)))
|
|
{
|
|
WLog_ERR(TAG,
|
|
"rdpdr_server_receive_announce_response failed with error %" PRIu32
|
|
"!",
|
|
error);
|
|
return error;
|
|
}
|
|
|
|
break;
|
|
|
|
case PAKID_CORE_CLIENT_NAME:
|
|
if ((error = rdpdr_server_receive_client_name_request(context, s, header)))
|
|
{
|
|
WLog_ERR(TAG,
|
|
"rdpdr_server_receive_client_name_request failed with error %" PRIu32
|
|
"!",
|
|
error);
|
|
return error;
|
|
}
|
|
|
|
if ((error = rdpdr_server_send_core_capability_request(context)))
|
|
{
|
|
WLog_ERR(TAG,
|
|
"rdpdr_server_send_core_capability_request failed with error %" PRIu32
|
|
"!",
|
|
error);
|
|
return error;
|
|
}
|
|
|
|
if ((error = rdpdr_server_send_client_id_confirm(context)))
|
|
{
|
|
WLog_ERR(TAG,
|
|
"rdpdr_server_send_client_id_confirm failed with error %" PRIu32 "!",
|
|
error);
|
|
return error;
|
|
}
|
|
|
|
break;
|
|
|
|
case PAKID_CORE_CLIENT_CAPABILITY:
|
|
if ((error = rdpdr_server_receive_core_capability_response(context, s, header)))
|
|
{
|
|
WLog_ERR(
|
|
TAG,
|
|
"rdpdr_server_receive_core_capability_response failed with error %" PRIu32
|
|
"!",
|
|
error);
|
|
return error;
|
|
}
|
|
|
|
if (context->priv->UserLoggedOnPdu)
|
|
if ((error = rdpdr_server_send_user_logged_on(context)))
|
|
{
|
|
WLog_ERR(TAG,
|
|
"rdpdr_server_send_user_logged_on failed with error %" PRIu32 "!",
|
|
error);
|
|
return error;
|
|
}
|
|
|
|
break;
|
|
|
|
case PAKID_CORE_DEVICELIST_ANNOUNCE:
|
|
if ((error = rdpdr_server_receive_device_list_announce_request(context, s, header)))
|
|
{
|
|
WLog_ERR(TAG,
|
|
"rdpdr_server_receive_device_list_announce_request failed with error "
|
|
"%" PRIu32 "!",
|
|
error);
|
|
return error;
|
|
}
|
|
|
|
break;
|
|
|
|
case PAKID_CORE_DEVICE_REPLY:
|
|
break;
|
|
|
|
case PAKID_CORE_DEVICE_IOREQUEST:
|
|
break;
|
|
|
|
case PAKID_CORE_DEVICE_IOCOMPLETION:
|
|
if ((error = rdpdr_server_receive_device_io_completion(context, s, header)))
|
|
{
|
|
WLog_ERR(TAG,
|
|
"rdpdr_server_receive_device_io_completion failed with error %" PRIu32
|
|
"!",
|
|
error);
|
|
return error;
|
|
}
|
|
|
|
break;
|
|
|
|
case PAKID_CORE_DEVICELIST_REMOVE:
|
|
if ((error = rdpdr_server_receive_device_list_remove_request(context, s, header)))
|
|
{
|
|
WLog_ERR(TAG,
|
|
"rdpdr_server_receive_device_io_completion failed with error %" PRIu32
|
|
"!",
|
|
error);
|
|
return error;
|
|
}
|
|
|
|
break;
|
|
|
|
default:
|
|
break;
|
|
}
|
|
}
|
|
else if (header->Component == RDPDR_CTYP_PRN)
|
|
{
|
|
switch (header->PacketId)
|
|
{
|
|
case PAKID_PRN_CACHE_DATA:
|
|
break;
|
|
|
|
case PAKID_PRN_USING_XPS:
|
|
break;
|
|
|
|
default:
|
|
break;
|
|
}
|
|
}
|
|
else
|
|
{
|
|
WLog_WARN(TAG, "Unknown RDPDR_HEADER.Component: 0x%04" PRIX16 "", header->Component);
|
|
return ERROR_INVALID_DATA;
|
|
}
|
|
|
|
return error;
|
|
}
|
|
|
|
static DWORD WINAPI rdpdr_server_thread(LPVOID arg)
|
|
{
|
|
wStream* s;
|
|
DWORD status;
|
|
DWORD nCount;
|
|
void* buffer;
|
|
HANDLE events[8];
|
|
RDPDR_HEADER header;
|
|
HANDLE ChannelEvent;
|
|
DWORD BytesReturned;
|
|
RdpdrServerContext* context;
|
|
UINT error;
|
|
context = (RdpdrServerContext*)arg;
|
|
buffer = NULL;
|
|
BytesReturned = 0;
|
|
ChannelEvent = NULL;
|
|
s = Stream_New(NULL, 4096);
|
|
|
|
if (!s)
|
|
{
|
|
WLog_ERR(TAG, "Stream_New failed!");
|
|
error = CHANNEL_RC_NO_MEMORY;
|
|
goto out;
|
|
}
|
|
|
|
if (WTSVirtualChannelQuery(context->priv->ChannelHandle, WTSVirtualEventHandle, &buffer,
|
|
&BytesReturned) == TRUE)
|
|
{
|
|
if (BytesReturned == sizeof(HANDLE))
|
|
CopyMemory(&ChannelEvent, buffer, sizeof(HANDLE));
|
|
|
|
WTSFreeMemory(buffer);
|
|
}
|
|
|
|
nCount = 0;
|
|
events[nCount++] = ChannelEvent;
|
|
events[nCount++] = context->priv->StopEvent;
|
|
|
|
if ((error = rdpdr_server_send_announce_request(context)))
|
|
{
|
|
WLog_ERR(TAG, "rdpdr_server_send_announce_request failed with error %" PRIu32 "!", error);
|
|
goto out_stream;
|
|
}
|
|
|
|
while (1)
|
|
{
|
|
size_t capacity;
|
|
BytesReturned = 0;
|
|
status = WaitForMultipleObjects(nCount, events, FALSE, INFINITE);
|
|
|
|
if (status == WAIT_FAILED)
|
|
{
|
|
error = GetLastError();
|
|
WLog_ERR(TAG, "WaitForMultipleObjects failed with error %" PRIu32 "!", error);
|
|
goto out_stream;
|
|
}
|
|
|
|
status = WaitForSingleObject(context->priv->StopEvent, 0);
|
|
|
|
if (status == WAIT_FAILED)
|
|
{
|
|
error = GetLastError();
|
|
WLog_ERR(TAG, "WaitForSingleObject failed with error %" PRIu32 "!", error);
|
|
goto out_stream;
|
|
}
|
|
|
|
if (status == WAIT_OBJECT_0)
|
|
break;
|
|
|
|
capacity = MIN(Stream_Capacity(s), ULONG_MAX);
|
|
if (!WTSVirtualChannelRead(context->priv->ChannelHandle, 0, (PCHAR)Stream_Buffer(s),
|
|
(ULONG)capacity, &BytesReturned))
|
|
{
|
|
WLog_ERR(TAG, "WTSVirtualChannelRead failed!");
|
|
error = ERROR_INTERNAL_ERROR;
|
|
break;
|
|
}
|
|
|
|
if (BytesReturned >= RDPDR_HEADER_LENGTH)
|
|
{
|
|
Stream_SetPosition(s, 0);
|
|
Stream_SetLength(s, BytesReturned);
|
|
|
|
while (Stream_GetRemainingLength(s) >= RDPDR_HEADER_LENGTH)
|
|
{
|
|
Stream_Read_UINT16(s, header.Component); /* Component (2 bytes) */
|
|
Stream_Read_UINT16(s, header.PacketId); /* PacketId (2 bytes) */
|
|
|
|
if ((error = rdpdr_server_receive_pdu(context, s, &header)))
|
|
{
|
|
WLog_ERR(TAG, "rdpdr_server_receive_pdu failed with error %" PRIu32 "!", error);
|
|
goto out_stream;
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
out_stream:
|
|
Stream_Free(s, TRUE);
|
|
out:
|
|
|
|
if (error && context->rdpcontext)
|
|
setChannelError(context->rdpcontext, error, "rdpdr_server_thread reported an error");
|
|
|
|
ExitThread(error);
|
|
return error;
|
|
}
|
|
|
|
/**
|
|
* Function description
|
|
*
|
|
* @return 0 on success, otherwise a Win32 error code
|
|
*/
|
|
static UINT rdpdr_server_start(RdpdrServerContext* context)
|
|
{
|
|
context->priv->ChannelHandle =
|
|
WTSVirtualChannelOpen(context->vcm, WTS_CURRENT_SESSION, RDPDR_SVC_CHANNEL_NAME);
|
|
|
|
if (!context->priv->ChannelHandle)
|
|
{
|
|
WLog_ERR(TAG, "WTSVirtualChannelOpen failed!");
|
|
return CHANNEL_RC_BAD_CHANNEL;
|
|
}
|
|
|
|
if (!(context->priv->StopEvent = CreateEvent(NULL, TRUE, FALSE, NULL)))
|
|
{
|
|
WLog_ERR(TAG, "CreateEvent failed!");
|
|
return ERROR_INTERNAL_ERROR;
|
|
}
|
|
|
|
if (!(context->priv->Thread =
|
|
CreateThread(NULL, 0, rdpdr_server_thread, (void*)context, 0, NULL)))
|
|
{
|
|
WLog_ERR(TAG, "CreateThread failed!");
|
|
CloseHandle(context->priv->StopEvent);
|
|
context->priv->StopEvent = NULL;
|
|
return ERROR_INTERNAL_ERROR;
|
|
}
|
|
|
|
return CHANNEL_RC_OK;
|
|
}
|
|
|
|
/**
|
|
* Function description
|
|
*
|
|
* @return 0 on success, otherwise a Win32 error code
|
|
*/
|
|
static UINT rdpdr_server_stop(RdpdrServerContext* context)
|
|
{
|
|
UINT error;
|
|
|
|
if (context->priv->StopEvent)
|
|
{
|
|
SetEvent(context->priv->StopEvent);
|
|
|
|
if (WaitForSingleObject(context->priv->Thread, INFINITE) == WAIT_FAILED)
|
|
{
|
|
error = GetLastError();
|
|
WLog_ERR(TAG, "WaitForSingleObject failed with error %" PRIu32 "!", error);
|
|
return error;
|
|
}
|
|
|
|
CloseHandle(context->priv->Thread);
|
|
context->priv->Thread = NULL;
|
|
CloseHandle(context->priv->StopEvent);
|
|
context->priv->StopEvent = NULL;
|
|
}
|
|
|
|
return CHANNEL_RC_OK;
|
|
}
|
|
|
|
static void rdpdr_server_write_device_iorequest(wStream* s, UINT32 deviceId, UINT32 fileId,
|
|
UINT32 completionId, UINT32 majorFunction,
|
|
UINT32 minorFunction)
|
|
{
|
|
Stream_Write_UINT16(s, RDPDR_CTYP_CORE); /* Component (2 bytes) */
|
|
Stream_Write_UINT16(s, PAKID_CORE_DEVICE_IOREQUEST); /* PacketId (2 bytes) */
|
|
Stream_Write_UINT32(s, deviceId); /* DeviceId (4 bytes) */
|
|
Stream_Write_UINT32(s, fileId); /* FileId (4 bytes) */
|
|
Stream_Write_UINT32(s, completionId); /* CompletionId (4 bytes) */
|
|
Stream_Write_UINT32(s, majorFunction); /* MajorFunction (4 bytes) */
|
|
Stream_Write_UINT32(s, minorFunction); /* MinorFunction (4 bytes) */
|
|
}
|
|
|
|
/**
|
|
* Function description
|
|
*
|
|
* @return 0 on success, otherwise a Win32 error code
|
|
*/
|
|
static UINT rdpdr_server_read_file_directory_information(wStream* s,
|
|
FILE_DIRECTORY_INFORMATION* fdi)
|
|
{
|
|
int rc;
|
|
UINT32 fileNameLength;
|
|
ZeroMemory(fdi, sizeof(FILE_DIRECTORY_INFORMATION));
|
|
|
|
if (Stream_GetRemainingLength(s) < 64)
|
|
{
|
|
WLog_ERR(TAG, "not enough data in stream!");
|
|
return ERROR_INVALID_DATA;
|
|
}
|
|
|
|
Stream_Read_UINT32(s, fdi->NextEntryOffset); /* NextEntryOffset (4 bytes) */
|
|
Stream_Read_UINT32(s, fdi->FileIndex); /* FileIndex (4 bytes) */
|
|
Stream_Read_INT64(s, fdi->CreationTime.QuadPart); /* CreationTime (8 bytes) */
|
|
Stream_Read_INT64(s, fdi->LastAccessTime.QuadPart); /* LastAccessTime (8 bytes) */
|
|
Stream_Read_INT64(s, fdi->LastWriteTime.QuadPart); /* LastWriteTime (8 bytes) */
|
|
Stream_Read_INT64(s, fdi->ChangeTime.QuadPart); /* ChangeTime (8 bytes) */
|
|
Stream_Read_INT64(s, fdi->EndOfFile.QuadPart); /* EndOfFile (8 bytes) */
|
|
Stream_Read_INT64(s, fdi->AllocationSize.QuadPart); /* AllocationSize (8 bytes) */
|
|
Stream_Read_UINT32(s, fdi->FileAttributes); /* FileAttributes (4 bytes) */
|
|
Stream_Read_UINT32(s, fileNameLength); /* FileNameLength (4 bytes) */
|
|
|
|
if (Stream_GetRemainingLength(s) < fileNameLength)
|
|
{
|
|
WLog_ERR(TAG, "not enough data in stream!");
|
|
return ERROR_INVALID_DATA;
|
|
}
|
|
|
|
WINPR_ASSERT(fileNameLength / 2U <= INT_MAX);
|
|
WINPR_ASSERT(sizeof(fdi->FileName) < INT_MAX);
|
|
rc = WideCharToMultiByte(CP_ACP, 0, (LPCWSTR)Stream_Pointer(s), (int)fileNameLength / 2,
|
|
fdi->FileName, (int)sizeof(fdi->FileName), NULL, NULL);
|
|
WINPR_ASSERT(rc >= 0);
|
|
Stream_Seek(s, fileNameLength);
|
|
return CHANNEL_RC_OK;
|
|
}
|
|
|
|
/**
|
|
* Function description
|
|
*
|
|
* @return 0 on success, otherwise a Win32 error code
|
|
*/
|
|
static UINT rdpdr_server_send_device_create_request(RdpdrServerContext* context, UINT32 deviceId,
|
|
UINT32 completionId, const char* path,
|
|
UINT32 desiredAccess, UINT32 createOptions,
|
|
UINT32 createDisposition)
|
|
{
|
|
size_t pathLength;
|
|
wStream* s;
|
|
WLog_DBG(TAG,
|
|
"RdpdrServerSendDeviceCreateRequest: deviceId=%" PRIu32
|
|
", path=%s, desiredAccess=0x%" PRIx32 " createOptions=0x%" PRIx32
|
|
" createDisposition=0x%" PRIx32 "",
|
|
deviceId, path, desiredAccess, createOptions, createDisposition);
|
|
/* Compute the required Unicode size. */
|
|
pathLength = (strlen(path) + 1U) * sizeof(WCHAR);
|
|
s = Stream_New(NULL, 256U + pathLength);
|
|
|
|
if (!s)
|
|
{
|
|
WLog_ERR(TAG, "Stream_New failed!");
|
|
return CHANNEL_RC_NO_MEMORY;
|
|
}
|
|
|
|
rdpdr_server_write_device_iorequest(s, deviceId, 0, completionId, IRP_MJ_CREATE, 0);
|
|
Stream_Write_UINT32(s, desiredAccess); /* DesiredAccess (4 bytes) */
|
|
Stream_Write_UINT32(s, 0); /* AllocationSize (8 bytes) */
|
|
Stream_Write_UINT32(s, 0);
|
|
Stream_Write_UINT32(s, 0); /* FileAttributes (4 bytes) */
|
|
Stream_Write_UINT32(s, 3); /* SharedAccess (4 bytes) */
|
|
Stream_Write_UINT32(s, createDisposition); /* CreateDisposition (4 bytes) */
|
|
Stream_Write_UINT32(s, createOptions); /* CreateOptions (4 bytes) */
|
|
WINPR_ASSERT(pathLength <= UINT32_MAX);
|
|
Stream_Write_UINT32(s, (UINT32)pathLength); /* PathLength (4 bytes) */
|
|
/* Convert the path to Unicode. */
|
|
{
|
|
int rc;
|
|
WINPR_ASSERT(pathLength <= INT_MAX);
|
|
rc = MultiByteToWideChar(CP_ACP, 0, path, -1, (LPWSTR)Stream_Pointer(s), (int)pathLength);
|
|
WINPR_ASSERT(rc >= 0);
|
|
}
|
|
Stream_Seek(s, pathLength);
|
|
return rdpdr_seal_send_free_request(context, s);
|
|
}
|
|
|
|
/**
|
|
* Function description
|
|
*
|
|
* @return 0 on success, otherwise a Win32 error code
|
|
*/
|
|
static UINT rdpdr_server_send_device_close_request(RdpdrServerContext* context, UINT32 deviceId,
|
|
UINT32 fileId, UINT32 completionId)
|
|
{
|
|
wStream* s;
|
|
WLog_DBG(TAG, "RdpdrServerSendDeviceCloseRequest: deviceId=%" PRIu32 ", fileId=%" PRIu32 "",
|
|
deviceId, fileId);
|
|
s = Stream_New(NULL, 128);
|
|
|
|
if (!s)
|
|
{
|
|
WLog_ERR(TAG, "Stream_New failed!");
|
|
return CHANNEL_RC_NO_MEMORY;
|
|
}
|
|
|
|
rdpdr_server_write_device_iorequest(s, deviceId, fileId, completionId, IRP_MJ_CLOSE, 0);
|
|
Stream_Zero(s, 32); /* Padding (32 bytes) */
|
|
return rdpdr_seal_send_free_request(context, s);
|
|
}
|
|
|
|
/**
|
|
* Function description
|
|
*
|
|
* @return 0 on success, otherwise a Win32 error code
|
|
*/
|
|
static UINT rdpdr_server_send_device_read_request(RdpdrServerContext* context, UINT32 deviceId,
|
|
UINT32 fileId, UINT32 completionId, UINT32 length,
|
|
UINT32 offset)
|
|
{
|
|
wStream* s;
|
|
WLog_DBG(TAG,
|
|
"RdpdrServerSendDeviceReadRequest: deviceId=%" PRIu32 ", fileId=%" PRIu32
|
|
", length=%" PRIu32 ", offset=%" PRIu32 "",
|
|
deviceId, fileId, length, offset);
|
|
s = Stream_New(NULL, 128);
|
|
|
|
if (!s)
|
|
{
|
|
WLog_ERR(TAG, "Stream_New failed!");
|
|
return CHANNEL_RC_NO_MEMORY;
|
|
}
|
|
|
|
rdpdr_server_write_device_iorequest(s, deviceId, fileId, completionId, IRP_MJ_READ, 0);
|
|
Stream_Write_UINT32(s, length); /* Length (4 bytes) */
|
|
Stream_Write_UINT32(s, offset); /* Offset (8 bytes) */
|
|
Stream_Write_UINT32(s, 0);
|
|
Stream_Zero(s, 20); /* Padding (20 bytes) */
|
|
return rdpdr_seal_send_free_request(context, s);
|
|
}
|
|
|
|
/**
|
|
* Function description
|
|
*
|
|
* @return 0 on success, otherwise a Win32 error code
|
|
*/
|
|
static UINT rdpdr_server_send_device_write_request(RdpdrServerContext* context, UINT32 deviceId,
|
|
UINT32 fileId, UINT32 completionId,
|
|
const char* data, UINT32 length, UINT32 offset)
|
|
{
|
|
wStream* s;
|
|
WLog_DBG(TAG,
|
|
"RdpdrServerSendDeviceWriteRequest: deviceId=%" PRIu32 ", fileId=%" PRIu32
|
|
", length=%" PRIu32 ", offset=%" PRIu32 "",
|
|
deviceId, fileId, length, offset);
|
|
s = Stream_New(NULL, 64 + length);
|
|
|
|
if (!s)
|
|
{
|
|
WLog_ERR(TAG, "Stream_New failed!");
|
|
return CHANNEL_RC_NO_MEMORY;
|
|
}
|
|
|
|
rdpdr_server_write_device_iorequest(s, deviceId, fileId, completionId, IRP_MJ_WRITE, 0);
|
|
Stream_Write_UINT32(s, length); /* Length (4 bytes) */
|
|
Stream_Write_UINT32(s, offset); /* Offset (8 bytes) */
|
|
Stream_Write_UINT32(s, 0);
|
|
Stream_Zero(s, 20); /* Padding (20 bytes) */
|
|
Stream_Write(s, data, length); /* WriteData (variable) */
|
|
return rdpdr_seal_send_free_request(context, s);
|
|
}
|
|
|
|
/**
|
|
* Function description
|
|
*
|
|
* @return 0 on success, otherwise a Win32 error code
|
|
*/
|
|
static UINT rdpdr_server_send_device_query_directory_request(RdpdrServerContext* context,
|
|
UINT32 deviceId, UINT32 fileId,
|
|
UINT32 completionId, const char* path)
|
|
{
|
|
size_t pathLength;
|
|
wStream* s;
|
|
WLog_DBG(TAG,
|
|
"RdpdrServerSendDeviceQueryDirectoryRequest: deviceId=%" PRIu32 ", fileId=%" PRIu32
|
|
", path=%s",
|
|
deviceId, fileId, path);
|
|
/* Compute the required Unicode size. */
|
|
pathLength = path ? (strlen(path) + 1) * sizeof(WCHAR) : 0;
|
|
s = Stream_New(NULL, 64 + pathLength);
|
|
|
|
if (!s)
|
|
{
|
|
WLog_ERR(TAG, "Stream_New failed!");
|
|
return CHANNEL_RC_NO_MEMORY;
|
|
}
|
|
|
|
rdpdr_server_write_device_iorequest(s, deviceId, fileId, completionId, IRP_MJ_DIRECTORY_CONTROL,
|
|
IRP_MN_QUERY_DIRECTORY);
|
|
Stream_Write_UINT32(s, FileDirectoryInformation); /* FsInformationClass (4 bytes) */
|
|
Stream_Write_UINT8(s, path ? 1 : 0); /* InitialQuery (1 byte) */
|
|
WINPR_ASSERT(pathLength <= UINT32_MAX);
|
|
Stream_Write_UINT32(s, (UINT32)pathLength); /* PathLength (4 bytes) */
|
|
Stream_Zero(s, 23); /* Padding (23 bytes) */
|
|
|
|
/* Convert the path to Unicode. */
|
|
if (pathLength > 0)
|
|
{
|
|
int rc;
|
|
WINPR_ASSERT(pathLength <= INT_MAX);
|
|
rc = MultiByteToWideChar(CP_ACP, 0, path, -1, (LPWSTR)Stream_Pointer(s), (int)pathLength);
|
|
WINPR_ASSERT(rc >= 0);
|
|
Stream_Seek(s, pathLength);
|
|
}
|
|
|
|
return rdpdr_seal_send_free_request(context, s);
|
|
}
|
|
|
|
/**
|
|
* Function description
|
|
*
|
|
* @return 0 on success, otherwise a Win32 error code
|
|
*/
|
|
static UINT rdpdr_server_send_device_file_rename_request(RdpdrServerContext* context,
|
|
UINT32 deviceId, UINT32 fileId,
|
|
UINT32 completionId, const char* path)
|
|
{
|
|
size_t pathLength;
|
|
wStream* s;
|
|
WLog_DBG(TAG,
|
|
"RdpdrServerSendDeviceFileNameRequest: deviceId=%" PRIu32 ", fileId=%" PRIu32
|
|
", path=%s",
|
|
deviceId, fileId, path);
|
|
/* Compute the required Unicode size. */
|
|
pathLength = path ? (strlen(path) + 1) * sizeof(WCHAR) : 0;
|
|
s = Stream_New(NULL, 64 + pathLength);
|
|
|
|
if (!s)
|
|
{
|
|
WLog_ERR(TAG, "Stream_New failed!");
|
|
return CHANNEL_RC_NO_MEMORY;
|
|
}
|
|
|
|
rdpdr_server_write_device_iorequest(s, deviceId, fileId, completionId, IRP_MJ_SET_INFORMATION,
|
|
0);
|
|
Stream_Write_UINT32(s, FileRenameInformation); /* FsInformationClass (4 bytes) */
|
|
WINPR_ASSERT(pathLength <= UINT32_MAX - 6U);
|
|
Stream_Write_UINT32(s, (UINT32)pathLength + 6U); /* Length (4 bytes) */
|
|
Stream_Zero(s, 24); /* Padding (24 bytes) */
|
|
/* RDP_FILE_RENAME_INFORMATION */
|
|
Stream_Write_UINT8(s, 0); /* ReplaceIfExists (1 byte) */
|
|
Stream_Write_UINT8(s, 0); /* RootDirectory (1 byte) */
|
|
Stream_Write_UINT32(s, (UINT32)pathLength); /* FileNameLength (4 bytes) */
|
|
|
|
/* Convert the path to Unicode. */
|
|
if (pathLength > 0)
|
|
{
|
|
int rc;
|
|
WINPR_ASSERT(pathLength < INT_MAX);
|
|
rc = MultiByteToWideChar(CP_ACP, 0, path, -1, (LPWSTR)Stream_Pointer(s), (int)pathLength);
|
|
WINPR_ASSERT(rc >= 0);
|
|
Stream_Seek(s, pathLength);
|
|
}
|
|
|
|
return rdpdr_seal_send_free_request(context, s);
|
|
}
|
|
|
|
static void rdpdr_server_convert_slashes(char* path, int size)
|
|
{
|
|
int i;
|
|
|
|
for (i = 0; (i < size) && (path[i] != '\0'); i++)
|
|
{
|
|
if (path[i] == '/')
|
|
path[i] = '\\';
|
|
}
|
|
}
|
|
|
|
/*************************************************
|
|
* Drive Create Directory
|
|
************************************************/
|
|
|
|
/**
|
|
* Function description
|
|
*
|
|
* @return 0 on success, otherwise a Win32 error code
|
|
*/
|
|
static UINT rdpdr_server_drive_create_directory_callback2(RdpdrServerContext* context, wStream* s,
|
|
RDPDR_IRP* irp, UINT32 deviceId,
|
|
UINT32 completionId, UINT32 ioStatus)
|
|
{
|
|
WINPR_UNUSED(s);
|
|
|
|
WLog_DBG(TAG,
|
|
"RdpdrServerDriveCreateDirectoryCallback2: deviceId=%" PRIu32 ", completionId=%" PRIu32
|
|
", ioStatus=0x%" PRIx32 "",
|
|
deviceId, completionId, ioStatus);
|
|
/* Invoke the create directory completion routine. */
|
|
context->OnDriveCreateDirectoryComplete(context, irp->CallbackData, ioStatus);
|
|
/* Destroy the IRP. */
|
|
rdpdr_server_irp_free(irp);
|
|
return CHANNEL_RC_OK;
|
|
}
|
|
|
|
/**
|
|
* Function description
|
|
*
|
|
* @return 0 on success, otherwise a Win32 error code
|
|
*/
|
|
static UINT rdpdr_server_drive_create_directory_callback1(RdpdrServerContext* context, wStream* s,
|
|
RDPDR_IRP* irp, UINT32 deviceId,
|
|
UINT32 completionId, UINT32 ioStatus)
|
|
{
|
|
UINT32 fileId;
|
|
UINT8 information;
|
|
WLog_DBG(TAG,
|
|
"RdpdrServerDriveCreateDirectoryCallback1: deviceId=%" PRIu32 ", completionId=%" PRIu32
|
|
", ioStatus=0x%" PRIx32 "",
|
|
deviceId, completionId, ioStatus);
|
|
|
|
if (ioStatus != STATUS_SUCCESS)
|
|
{
|
|
/* Invoke the create directory completion routine. */
|
|
context->OnDriveCreateDirectoryComplete(context, irp->CallbackData, ioStatus);
|
|
/* Destroy the IRP. */
|
|
rdpdr_server_irp_free(irp);
|
|
return CHANNEL_RC_OK;
|
|
}
|
|
|
|
if (Stream_GetRemainingLength(s) < 5)
|
|
{
|
|
WLog_ERR(TAG, "not enough data in stream!");
|
|
return ERROR_INVALID_DATA;
|
|
}
|
|
|
|
Stream_Read_UINT32(s, fileId); /* FileId (4 bytes) */
|
|
Stream_Read_UINT8(s, information); /* Information (1 byte) */
|
|
/* Setup the IRP. */
|
|
irp->CompletionId = context->priv->NextCompletionId++;
|
|
irp->Callback = rdpdr_server_drive_create_directory_callback2;
|
|
irp->DeviceId = deviceId;
|
|
irp->FileId = fileId;
|
|
|
|
if (!rdpdr_server_enqueue_irp(context, irp))
|
|
{
|
|
WLog_ERR(TAG, "rdpdr_server_enqueue_irp failed!");
|
|
rdpdr_server_irp_free(irp);
|
|
return ERROR_INTERNAL_ERROR;
|
|
}
|
|
|
|
/* Send a request to close the file */
|
|
return rdpdr_server_send_device_close_request(context, deviceId, fileId, irp->CompletionId);
|
|
}
|
|
|
|
/**
|
|
* Function description
|
|
*
|
|
* @return 0 on success, otherwise a Win32 error code
|
|
*/
|
|
static UINT rdpdr_server_drive_create_directory(RdpdrServerContext* context, void* callbackData,
|
|
UINT32 deviceId, const char* path)
|
|
{
|
|
RDPDR_IRP* irp;
|
|
irp = rdpdr_server_irp_new();
|
|
|
|
if (!irp)
|
|
{
|
|
WLog_ERR(TAG, "rdpdr_server_irp_new failed!");
|
|
return CHANNEL_RC_NO_MEMORY;
|
|
}
|
|
|
|
irp->CompletionId = context->priv->NextCompletionId++;
|
|
irp->Callback = rdpdr_server_drive_create_directory_callback1;
|
|
irp->CallbackData = callbackData;
|
|
irp->DeviceId = deviceId;
|
|
strncpy(irp->PathName, path, sizeof(irp->PathName) - 1);
|
|
rdpdr_server_convert_slashes(irp->PathName, sizeof(irp->PathName));
|
|
|
|
if (!rdpdr_server_enqueue_irp(context, irp))
|
|
{
|
|
WLog_ERR(TAG, "rdpdr_server_enqueue_irp failed!");
|
|
rdpdr_server_irp_free(irp);
|
|
return ERROR_INTERNAL_ERROR;
|
|
}
|
|
|
|
/* Send a request to open the file. */
|
|
return rdpdr_server_send_device_create_request(
|
|
context, deviceId, irp->CompletionId, irp->PathName, FILE_READ_DATA | SYNCHRONIZE,
|
|
FILE_DIRECTORY_FILE | FILE_SYNCHRONOUS_IO_NONALERT, FILE_CREATE);
|
|
}
|
|
|
|
/*************************************************
|
|
* Drive Delete Directory
|
|
************************************************/
|
|
|
|
/**
|
|
* Function description
|
|
*
|
|
* @return 0 on success, otherwise a Win32 error code
|
|
*/
|
|
static UINT rdpdr_server_drive_delete_directory_callback2(RdpdrServerContext* context, wStream* s,
|
|
RDPDR_IRP* irp, UINT32 deviceId,
|
|
UINT32 completionId, UINT32 ioStatus)
|
|
{
|
|
WINPR_UNUSED(s);
|
|
|
|
WLog_DBG(TAG,
|
|
"RdpdrServerDriveDeleteDirectoryCallback2: deviceId=%" PRIu32 ", completionId=%" PRIu32
|
|
", ioStatus=0x%" PRIx32 "",
|
|
deviceId, completionId, ioStatus);
|
|
/* Invoke the delete directory completion routine. */
|
|
context->OnDriveDeleteDirectoryComplete(context, irp->CallbackData, ioStatus);
|
|
/* Destroy the IRP. */
|
|
rdpdr_server_irp_free(irp);
|
|
return CHANNEL_RC_OK;
|
|
}
|
|
|
|
/**
|
|
* Function description
|
|
*
|
|
* @return 0 on success, otherwise a Win32 error code
|
|
*/
|
|
static UINT rdpdr_server_drive_delete_directory_callback1(RdpdrServerContext* context, wStream* s,
|
|
RDPDR_IRP* irp, UINT32 deviceId,
|
|
UINT32 completionId, UINT32 ioStatus)
|
|
{
|
|
UINT32 fileId;
|
|
UINT8 information;
|
|
WLog_DBG(TAG,
|
|
"RdpdrServerDriveDeleteDirectoryCallback1: deviceId=%" PRIu32 ", completionId=%" PRIu32
|
|
", ioStatus=0x%" PRIx32 "",
|
|
deviceId, completionId, ioStatus);
|
|
|
|
if (ioStatus != STATUS_SUCCESS)
|
|
{
|
|
/* Invoke the delete directory completion routine. */
|
|
context->OnDriveDeleteFileComplete(context, irp->CallbackData, ioStatus);
|
|
/* Destroy the IRP. */
|
|
rdpdr_server_irp_free(irp);
|
|
return CHANNEL_RC_OK;
|
|
}
|
|
|
|
if (Stream_GetRemainingLength(s) < 5)
|
|
{
|
|
WLog_ERR(TAG, "not enough data in stream!");
|
|
return ERROR_INVALID_DATA;
|
|
}
|
|
|
|
Stream_Read_UINT32(s, fileId); /* FileId (4 bytes) */
|
|
Stream_Read_UINT8(s, information); /* Information (1 byte) */
|
|
/* Setup the IRP. */
|
|
irp->CompletionId = context->priv->NextCompletionId++;
|
|
irp->Callback = rdpdr_server_drive_delete_directory_callback2;
|
|
irp->DeviceId = deviceId;
|
|
irp->FileId = fileId;
|
|
|
|
if (!rdpdr_server_enqueue_irp(context, irp))
|
|
{
|
|
WLog_ERR(TAG, "rdpdr_server_enqueue_irp failed!");
|
|
rdpdr_server_irp_free(irp);
|
|
return ERROR_INTERNAL_ERROR;
|
|
}
|
|
|
|
/* Send a request to close the file */
|
|
return rdpdr_server_send_device_close_request(context, deviceId, fileId, irp->CompletionId);
|
|
}
|
|
|
|
/**
|
|
* Function description
|
|
*
|
|
* @return 0 on success, otherwise a Win32 error code
|
|
*/
|
|
static UINT rdpdr_server_drive_delete_directory(RdpdrServerContext* context, void* callbackData,
|
|
UINT32 deviceId, const char* path)
|
|
{
|
|
RDPDR_IRP* irp;
|
|
irp = rdpdr_server_irp_new();
|
|
|
|
if (!irp)
|
|
{
|
|
WLog_ERR(TAG, "rdpdr_server_irp_new failed!");
|
|
return CHANNEL_RC_NO_MEMORY;
|
|
}
|
|
|
|
irp->CompletionId = context->priv->NextCompletionId++;
|
|
irp->Callback = rdpdr_server_drive_delete_directory_callback1;
|
|
irp->CallbackData = callbackData;
|
|
irp->DeviceId = deviceId;
|
|
strncpy(irp->PathName, path, sizeof(irp->PathName) - 1);
|
|
rdpdr_server_convert_slashes(irp->PathName, sizeof(irp->PathName));
|
|
|
|
if (!rdpdr_server_enqueue_irp(context, irp))
|
|
{
|
|
WLog_ERR(TAG, "rdpdr_server_enqueue_irp failed!");
|
|
rdpdr_server_irp_free(irp);
|
|
return ERROR_INTERNAL_ERROR;
|
|
}
|
|
|
|
/* Send a request to open the file. */
|
|
return rdpdr_server_send_device_create_request(
|
|
context, deviceId, irp->CompletionId, irp->PathName, DELETE | SYNCHRONIZE,
|
|
FILE_DIRECTORY_FILE | FILE_DELETE_ON_CLOSE | FILE_SYNCHRONOUS_IO_NONALERT, FILE_OPEN);
|
|
}
|
|
|
|
/*************************************************
|
|
* Drive Query Directory
|
|
************************************************/
|
|
|
|
/**
|
|
* Function description
|
|
*
|
|
* @return 0 on success, otherwise a Win32 error code
|
|
*/
|
|
static UINT rdpdr_server_drive_query_directory_callback2(RdpdrServerContext* context, wStream* s,
|
|
RDPDR_IRP* irp, UINT32 deviceId,
|
|
UINT32 completionId, UINT32 ioStatus)
|
|
{
|
|
UINT error;
|
|
UINT32 length;
|
|
FILE_DIRECTORY_INFORMATION fdi;
|
|
WLog_DBG(TAG,
|
|
"RdpdrServerDriveQueryDirectoryCallback2: deviceId=%" PRIu32 ", completionId=%" PRIu32
|
|
", ioStatus=0x%" PRIx32 "",
|
|
deviceId, completionId, ioStatus);
|
|
|
|
if (Stream_GetRemainingLength(s) < 4)
|
|
{
|
|
WLog_ERR(TAG, "not enough data in stream!");
|
|
return ERROR_INVALID_DATA;
|
|
}
|
|
|
|
Stream_Read_UINT32(s, length); /* Length (4 bytes) */
|
|
|
|
if (length > 0)
|
|
{
|
|
if ((error = rdpdr_server_read_file_directory_information(s, &fdi)))
|
|
{
|
|
WLog_ERR(TAG,
|
|
"rdpdr_server_read_file_directory_information failed with error %" PRIu32 "!",
|
|
error);
|
|
return error;
|
|
}
|
|
}
|
|
else
|
|
{
|
|
if (Stream_GetRemainingLength(s) < 1)
|
|
{
|
|
WLog_ERR(TAG, "not enough data in stream!");
|
|
return ERROR_INVALID_DATA;
|
|
}
|
|
|
|
Stream_Seek(s, 1); /* Padding (1 byte) */
|
|
}
|
|
|
|
if (ioStatus == STATUS_SUCCESS)
|
|
{
|
|
/* Invoke the query directory completion routine. */
|
|
context->OnDriveQueryDirectoryComplete(context, irp->CallbackData, ioStatus,
|
|
length > 0 ? &fdi : NULL);
|
|
/* Setup the IRP. */
|
|
irp->CompletionId = context->priv->NextCompletionId++;
|
|
irp->Callback = rdpdr_server_drive_query_directory_callback2;
|
|
|
|
if (!rdpdr_server_enqueue_irp(context, irp))
|
|
{
|
|
WLog_ERR(TAG, "rdpdr_server_enqueue_irp failed!");
|
|
rdpdr_server_irp_free(irp);
|
|
return ERROR_INTERNAL_ERROR;
|
|
}
|
|
|
|
/* Send a request to query the directory. */
|
|
return rdpdr_server_send_device_query_directory_request(context, irp->DeviceId, irp->FileId,
|
|
irp->CompletionId, NULL);
|
|
}
|
|
else
|
|
{
|
|
/* Invoke the query directory completion routine. */
|
|
context->OnDriveQueryDirectoryComplete(context, irp->CallbackData, ioStatus, NULL);
|
|
/* Destroy the IRP. */
|
|
rdpdr_server_irp_free(irp);
|
|
}
|
|
|
|
return CHANNEL_RC_OK;
|
|
}
|
|
|
|
/**
|
|
* Function description
|
|
*
|
|
* @return 0 on success, otherwise a Win32 error code
|
|
*/
|
|
static UINT rdpdr_server_drive_query_directory_callback1(RdpdrServerContext* context, wStream* s,
|
|
RDPDR_IRP* irp, UINT32 deviceId,
|
|
UINT32 completionId, UINT32 ioStatus)
|
|
{
|
|
UINT32 fileId;
|
|
WLog_DBG(TAG,
|
|
"RdpdrServerDriveQueryDirectoryCallback1: deviceId=%" PRIu32 ", completionId=%" PRIu32
|
|
", ioStatus=0x%" PRIx32 "",
|
|
deviceId, completionId, ioStatus);
|
|
|
|
if (ioStatus != STATUS_SUCCESS)
|
|
{
|
|
/* Invoke the query directory completion routine. */
|
|
context->OnDriveQueryDirectoryComplete(context, irp->CallbackData, ioStatus, NULL);
|
|
/* Destroy the IRP. */
|
|
rdpdr_server_irp_free(irp);
|
|
return CHANNEL_RC_OK;
|
|
}
|
|
|
|
if (Stream_GetRemainingLength(s) < 4)
|
|
{
|
|
WLog_ERR(TAG, "not enough data in stream!");
|
|
return ERROR_INVALID_DATA;
|
|
}
|
|
|
|
Stream_Read_UINT32(s, fileId);
|
|
/* Setup the IRP. */
|
|
irp->CompletionId = context->priv->NextCompletionId++;
|
|
irp->Callback = rdpdr_server_drive_query_directory_callback2;
|
|
irp->DeviceId = deviceId;
|
|
irp->FileId = fileId;
|
|
strcat(irp->PathName, "\\*.*");
|
|
|
|
if (!rdpdr_server_enqueue_irp(context, irp))
|
|
{
|
|
WLog_ERR(TAG, "rdpdr_server_enqueue_irp failed!");
|
|
rdpdr_server_irp_free(irp);
|
|
return ERROR_INTERNAL_ERROR;
|
|
}
|
|
|
|
/* Send a request to query the directory. */
|
|
return rdpdr_server_send_device_query_directory_request(context, deviceId, fileId,
|
|
irp->CompletionId, irp->PathName);
|
|
}
|
|
|
|
/**
|
|
* Function description
|
|
*
|
|
* @return 0 on success, otherwise a Win32 error code
|
|
*/
|
|
static UINT rdpdr_server_drive_query_directory(RdpdrServerContext* context, void* callbackData,
|
|
UINT32 deviceId, const char* path)
|
|
{
|
|
RDPDR_IRP* irp;
|
|
irp = rdpdr_server_irp_new();
|
|
|
|
if (!irp)
|
|
{
|
|
WLog_ERR(TAG, "rdpdr_server_irp_new failed!");
|
|
return CHANNEL_RC_NO_MEMORY;
|
|
}
|
|
|
|
irp->CompletionId = context->priv->NextCompletionId++;
|
|
irp->Callback = rdpdr_server_drive_query_directory_callback1;
|
|
irp->CallbackData = callbackData;
|
|
irp->DeviceId = deviceId;
|
|
strncpy(irp->PathName, path, sizeof(irp->PathName) - 1);
|
|
rdpdr_server_convert_slashes(irp->PathName, sizeof(irp->PathName));
|
|
|
|
if (!rdpdr_server_enqueue_irp(context, irp))
|
|
{
|
|
WLog_ERR(TAG, "rdpdr_server_enqueue_irp failed!");
|
|
rdpdr_server_irp_free(irp);
|
|
return ERROR_INTERNAL_ERROR;
|
|
}
|
|
|
|
/* Send a request to open the directory. */
|
|
return rdpdr_server_send_device_create_request(
|
|
context, deviceId, irp->CompletionId, irp->PathName, FILE_READ_DATA | SYNCHRONIZE,
|
|
FILE_DIRECTORY_FILE | FILE_SYNCHRONOUS_IO_NONALERT, FILE_OPEN);
|
|
}
|
|
|
|
/*************************************************
|
|
* Drive Open File
|
|
************************************************/
|
|
|
|
/**
|
|
* Function description
|
|
*
|
|
* @return 0 on success, otherwise a Win32 error code
|
|
*/
|
|
static UINT rdpdr_server_drive_open_file_callback(RdpdrServerContext* context, wStream* s,
|
|
RDPDR_IRP* irp, UINT32 deviceId,
|
|
UINT32 completionId, UINT32 ioStatus)
|
|
{
|
|
UINT32 fileId;
|
|
UINT8 information;
|
|
WLog_DBG(TAG,
|
|
"RdpdrServerDriveOpenFileCallback: deviceId=%" PRIu32 ", completionId=%" PRIu32
|
|
", ioStatus=0x%" PRIx32 "",
|
|
deviceId, completionId, ioStatus);
|
|
|
|
if (Stream_GetRemainingLength(s) < 5)
|
|
{
|
|
WLog_ERR(TAG, "not enough data in stream!");
|
|
return ERROR_INVALID_DATA;
|
|
}
|
|
|
|
Stream_Read_UINT32(s, fileId); /* FileId (4 bytes) */
|
|
Stream_Read_UINT8(s, information); /* Information (1 byte) */
|
|
/* Invoke the open file completion routine. */
|
|
context->OnDriveOpenFileComplete(context, irp->CallbackData, ioStatus, deviceId, fileId);
|
|
/* Destroy the IRP. */
|
|
rdpdr_server_irp_free(irp);
|
|
return CHANNEL_RC_OK;
|
|
}
|
|
|
|
/**
|
|
* Function description
|
|
*
|
|
* @return 0 on success, otherwise a Win32 error code
|
|
*/
|
|
static UINT rdpdr_server_drive_open_file(RdpdrServerContext* context, void* callbackData,
|
|
UINT32 deviceId, const char* path, UINT32 desiredAccess,
|
|
UINT32 createDisposition)
|
|
{
|
|
RDPDR_IRP* irp;
|
|
irp = rdpdr_server_irp_new();
|
|
|
|
if (!irp)
|
|
{
|
|
WLog_ERR(TAG, "rdpdr_server_irp_new failed!");
|
|
return CHANNEL_RC_NO_MEMORY;
|
|
}
|
|
|
|
irp->CompletionId = context->priv->NextCompletionId++;
|
|
irp->Callback = rdpdr_server_drive_open_file_callback;
|
|
irp->CallbackData = callbackData;
|
|
irp->DeviceId = deviceId;
|
|
strncpy(irp->PathName, path, sizeof(irp->PathName) - 1);
|
|
rdpdr_server_convert_slashes(irp->PathName, sizeof(irp->PathName));
|
|
|
|
if (!rdpdr_server_enqueue_irp(context, irp))
|
|
{
|
|
WLog_ERR(TAG, "rdpdr_server_enqueue_irp failed!");
|
|
rdpdr_server_irp_free(irp);
|
|
return ERROR_INTERNAL_ERROR;
|
|
}
|
|
|
|
/* Send a request to open the file. */
|
|
return rdpdr_server_send_device_create_request(context, deviceId, irp->CompletionId,
|
|
irp->PathName, desiredAccess | SYNCHRONIZE,
|
|
FILE_SYNCHRONOUS_IO_NONALERT, createDisposition);
|
|
}
|
|
|
|
/*************************************************
|
|
* Drive Read File
|
|
************************************************/
|
|
|
|
/**
|
|
* Function description
|
|
*
|
|
* @return 0 on success, otherwise a Win32 error code
|
|
*/
|
|
static UINT rdpdr_server_drive_read_file_callback(RdpdrServerContext* context, wStream* s,
|
|
RDPDR_IRP* irp, UINT32 deviceId,
|
|
UINT32 completionId, UINT32 ioStatus)
|
|
{
|
|
UINT32 length;
|
|
char* buffer = NULL;
|
|
WLog_DBG(TAG,
|
|
"RdpdrServerDriveReadFileCallback: deviceId=%" PRIu32 ", completionId=%" PRIu32
|
|
", ioStatus=0x%" PRIx32 "",
|
|
deviceId, completionId, ioStatus);
|
|
|
|
if (Stream_GetRemainingLength(s) < 4)
|
|
{
|
|
WLog_ERR(TAG, "not enough data in stream!");
|
|
return ERROR_INVALID_DATA;
|
|
}
|
|
|
|
Stream_Read_UINT32(s, length); /* Length (4 bytes) */
|
|
|
|
if (Stream_GetRemainingLength(s) < length)
|
|
{
|
|
WLog_ERR(TAG, "not enough data in stream!");
|
|
return ERROR_INVALID_DATA;
|
|
}
|
|
|
|
if (length > 0)
|
|
{
|
|
buffer = (char*)Stream_Pointer(s);
|
|
Stream_Seek(s, length);
|
|
}
|
|
|
|
/* Invoke the read file completion routine. */
|
|
context->OnDriveReadFileComplete(context, irp->CallbackData, ioStatus, buffer, length);
|
|
/* Destroy the IRP. */
|
|
rdpdr_server_irp_free(irp);
|
|
return CHANNEL_RC_OK;
|
|
}
|
|
|
|
/**
|
|
* Function description
|
|
*
|
|
* @return 0 on success, otherwise a Win32 error code
|
|
*/
|
|
static UINT rdpdr_server_drive_read_file(RdpdrServerContext* context, void* callbackData,
|
|
UINT32 deviceId, UINT32 fileId, UINT32 length,
|
|
UINT32 offset)
|
|
{
|
|
RDPDR_IRP* irp;
|
|
irp = rdpdr_server_irp_new();
|
|
|
|
if (!irp)
|
|
{
|
|
WLog_ERR(TAG, "rdpdr_server_irp_new failed!");
|
|
return CHANNEL_RC_NO_MEMORY;
|
|
}
|
|
|
|
irp->CompletionId = context->priv->NextCompletionId++;
|
|
irp->Callback = rdpdr_server_drive_read_file_callback;
|
|
irp->CallbackData = callbackData;
|
|
irp->DeviceId = deviceId;
|
|
irp->FileId = fileId;
|
|
|
|
if (!rdpdr_server_enqueue_irp(context, irp))
|
|
{
|
|
WLog_ERR(TAG, "rdpdr_server_enqueue_irp failed!");
|
|
rdpdr_server_irp_free(irp);
|
|
return ERROR_INTERNAL_ERROR;
|
|
}
|
|
|
|
/* Send a request to open the directory. */
|
|
return rdpdr_server_send_device_read_request(context, deviceId, fileId, irp->CompletionId,
|
|
length, offset);
|
|
}
|
|
|
|
/*************************************************
|
|
* Drive Write File
|
|
************************************************/
|
|
|
|
/**
|
|
* Function description
|
|
*
|
|
* @return 0 on success, otherwise a Win32 error code
|
|
*/
|
|
static UINT rdpdr_server_drive_write_file_callback(RdpdrServerContext* context, wStream* s,
|
|
RDPDR_IRP* irp, UINT32 deviceId,
|
|
UINT32 completionId, UINT32 ioStatus)
|
|
{
|
|
UINT32 length;
|
|
WLog_DBG(TAG,
|
|
"RdpdrServerDriveWriteFileCallback: deviceId=%" PRIu32 ", completionId=%" PRIu32
|
|
", ioStatus=0x%" PRIx32 "",
|
|
deviceId, completionId, ioStatus);
|
|
|
|
if (Stream_GetRemainingLength(s) < 5)
|
|
{
|
|
WLog_ERR(TAG, "not enough data in stream!");
|
|
return ERROR_INVALID_DATA;
|
|
}
|
|
|
|
Stream_Read_UINT32(s, length); /* Length (4 bytes) */
|
|
Stream_Seek(s, 1); /* Padding (1 byte) */
|
|
|
|
if (Stream_GetRemainingLength(s) < length)
|
|
{
|
|
WLog_ERR(TAG, "not enough data in stream!");
|
|
return ERROR_INVALID_DATA;
|
|
}
|
|
|
|
/* Invoke the write file completion routine. */
|
|
context->OnDriveWriteFileComplete(context, irp->CallbackData, ioStatus, length);
|
|
/* Destroy the IRP. */
|
|
rdpdr_server_irp_free(irp);
|
|
return CHANNEL_RC_OK;
|
|
}
|
|
|
|
/**
|
|
* Function description
|
|
*
|
|
* @return 0 on success, otherwise a Win32 error code
|
|
*/
|
|
static UINT rdpdr_server_drive_write_file(RdpdrServerContext* context, void* callbackData,
|
|
UINT32 deviceId, UINT32 fileId, const char* buffer,
|
|
UINT32 length, UINT32 offset)
|
|
{
|
|
RDPDR_IRP* irp;
|
|
irp = rdpdr_server_irp_new();
|
|
|
|
if (!irp)
|
|
{
|
|
WLog_ERR(TAG, "rdpdr_server_irp_new failed!");
|
|
return CHANNEL_RC_NO_MEMORY;
|
|
}
|
|
|
|
irp->CompletionId = context->priv->NextCompletionId++;
|
|
irp->Callback = rdpdr_server_drive_write_file_callback;
|
|
irp->CallbackData = callbackData;
|
|
irp->DeviceId = deviceId;
|
|
irp->FileId = fileId;
|
|
|
|
if (!rdpdr_server_enqueue_irp(context, irp))
|
|
{
|
|
WLog_ERR(TAG, "rdpdr_server_enqueue_irp failed!");
|
|
rdpdr_server_irp_free(irp);
|
|
return ERROR_INTERNAL_ERROR;
|
|
}
|
|
|
|
/* Send a request to open the directory. */
|
|
return rdpdr_server_send_device_write_request(context, deviceId, fileId, irp->CompletionId,
|
|
buffer, length, offset);
|
|
}
|
|
|
|
/*************************************************
|
|
* Drive Close File
|
|
************************************************/
|
|
|
|
/**
|
|
* Function description
|
|
*
|
|
* @return 0 on success, otherwise a Win32 error code
|
|
*/
|
|
static UINT rdpdr_server_drive_close_file_callback(RdpdrServerContext* context, wStream* s,
|
|
RDPDR_IRP* irp, UINT32 deviceId,
|
|
UINT32 completionId, UINT32 ioStatus)
|
|
{
|
|
WINPR_UNUSED(s);
|
|
|
|
WLog_DBG(TAG,
|
|
"RdpdrServerDriveCloseFileCallback: deviceId=%" PRIu32 ", completionId=%" PRIu32
|
|
", ioStatus=0x%" PRIx32 "",
|
|
deviceId, completionId, ioStatus);
|
|
/* Invoke the close file completion routine. */
|
|
context->OnDriveCloseFileComplete(context, irp->CallbackData, ioStatus);
|
|
/* Destroy the IRP. */
|
|
rdpdr_server_irp_free(irp);
|
|
return CHANNEL_RC_OK;
|
|
}
|
|
|
|
/**
|
|
* Function description
|
|
*
|
|
* @return 0 on success, otherwise a Win32 error code
|
|
*/
|
|
static UINT rdpdr_server_drive_close_file(RdpdrServerContext* context, void* callbackData,
|
|
UINT32 deviceId, UINT32 fileId)
|
|
{
|
|
RDPDR_IRP* irp;
|
|
irp = rdpdr_server_irp_new();
|
|
|
|
if (!irp)
|
|
{
|
|
WLog_ERR(TAG, "rdpdr_server_irp_new failed!");
|
|
return CHANNEL_RC_NO_MEMORY;
|
|
}
|
|
|
|
irp->CompletionId = context->priv->NextCompletionId++;
|
|
irp->Callback = rdpdr_server_drive_close_file_callback;
|
|
irp->CallbackData = callbackData;
|
|
irp->DeviceId = deviceId;
|
|
irp->FileId = fileId;
|
|
|
|
if (!rdpdr_server_enqueue_irp(context, irp))
|
|
{
|
|
WLog_ERR(TAG, "rdpdr_server_enqueue_irp failed!");
|
|
rdpdr_server_irp_free(irp);
|
|
return ERROR_INTERNAL_ERROR;
|
|
}
|
|
|
|
/* Send a request to open the directory. */
|
|
return rdpdr_server_send_device_close_request(context, deviceId, fileId, irp->CompletionId);
|
|
}
|
|
|
|
/*************************************************
|
|
* Drive Delete File
|
|
************************************************/
|
|
|
|
/**
|
|
* Function description
|
|
*
|
|
* @return 0 on success, otherwise a Win32 error code
|
|
*/
|
|
static UINT rdpdr_server_drive_delete_file_callback2(RdpdrServerContext* context, wStream* s,
|
|
RDPDR_IRP* irp, UINT32 deviceId,
|
|
UINT32 completionId, UINT32 ioStatus)
|
|
{
|
|
WINPR_UNUSED(s);
|
|
|
|
WLog_DBG(TAG,
|
|
"RdpdrServerDriveDeleteFileCallback2: deviceId=%" PRIu32 ", completionId=%" PRIu32
|
|
", ioStatus=0x%" PRIx32 "",
|
|
deviceId, completionId, ioStatus);
|
|
/* Invoke the delete file completion routine. */
|
|
context->OnDriveDeleteFileComplete(context, irp->CallbackData, ioStatus);
|
|
/* Destroy the IRP. */
|
|
rdpdr_server_irp_free(irp);
|
|
return CHANNEL_RC_OK;
|
|
}
|
|
|
|
/**
|
|
* Function description
|
|
*
|
|
* @return 0 on success, otherwise a Win32 error code
|
|
*/
|
|
static UINT rdpdr_server_drive_delete_file_callback1(RdpdrServerContext* context, wStream* s,
|
|
RDPDR_IRP* irp, UINT32 deviceId,
|
|
UINT32 completionId, UINT32 ioStatus)
|
|
{
|
|
UINT32 fileId;
|
|
UINT8 information;
|
|
WLog_DBG(TAG,
|
|
"RdpdrServerDriveDeleteFileCallback1: deviceId=%" PRIu32 ", completionId=%" PRIu32
|
|
", ioStatus=0x%" PRIx32 "",
|
|
deviceId, completionId, ioStatus);
|
|
|
|
if (ioStatus != STATUS_SUCCESS)
|
|
{
|
|
/* Invoke the close file completion routine. */
|
|
context->OnDriveDeleteFileComplete(context, irp->CallbackData, ioStatus);
|
|
/* Destroy the IRP. */
|
|
rdpdr_server_irp_free(irp);
|
|
return CHANNEL_RC_OK;
|
|
}
|
|
|
|
if (Stream_GetRemainingLength(s) < 5)
|
|
{
|
|
WLog_ERR(TAG, "not enough data in stream!");
|
|
return ERROR_INVALID_DATA;
|
|
}
|
|
|
|
Stream_Read_UINT32(s, fileId); /* FileId (4 bytes) */
|
|
Stream_Read_UINT8(s, information); /* Information (1 byte) */
|
|
/* Setup the IRP. */
|
|
irp->CompletionId = context->priv->NextCompletionId++;
|
|
irp->Callback = rdpdr_server_drive_delete_file_callback2;
|
|
irp->DeviceId = deviceId;
|
|
irp->FileId = fileId;
|
|
|
|
if (!rdpdr_server_enqueue_irp(context, irp))
|
|
{
|
|
WLog_ERR(TAG, "rdpdr_server_enqueue_irp failed!");
|
|
rdpdr_server_irp_free(irp);
|
|
return ERROR_INTERNAL_ERROR;
|
|
}
|
|
|
|
/* Send a request to close the file */
|
|
return rdpdr_server_send_device_close_request(context, deviceId, fileId, irp->CompletionId);
|
|
}
|
|
|
|
/**
|
|
* Function description
|
|
*
|
|
* @return 0 on success, otherwise a Win32 error code
|
|
*/
|
|
static UINT rdpdr_server_drive_delete_file(RdpdrServerContext* context, void* callbackData,
|
|
UINT32 deviceId, const char* path)
|
|
{
|
|
RDPDR_IRP* irp;
|
|
irp = rdpdr_server_irp_new();
|
|
|
|
if (!irp)
|
|
{
|
|
WLog_ERR(TAG, "rdpdr_server_irp_new failed!");
|
|
return CHANNEL_RC_NO_MEMORY;
|
|
}
|
|
|
|
irp->CompletionId = context->priv->NextCompletionId++;
|
|
irp->Callback = rdpdr_server_drive_delete_file_callback1;
|
|
irp->CallbackData = callbackData;
|
|
irp->DeviceId = deviceId;
|
|
strncpy(irp->PathName, path, sizeof(irp->PathName) - 1);
|
|
rdpdr_server_convert_slashes(irp->PathName, sizeof(irp->PathName));
|
|
|
|
if (!rdpdr_server_enqueue_irp(context, irp))
|
|
{
|
|
WLog_ERR(TAG, "rdpdr_server_enqueue_irp failed!");
|
|
rdpdr_server_irp_free(irp);
|
|
return ERROR_INTERNAL_ERROR;
|
|
}
|
|
|
|
/* Send a request to open the file. */
|
|
return rdpdr_server_send_device_create_request(
|
|
context, deviceId, irp->CompletionId, irp->PathName, FILE_READ_DATA | SYNCHRONIZE,
|
|
FILE_DELETE_ON_CLOSE | FILE_SYNCHRONOUS_IO_NONALERT, FILE_OPEN);
|
|
}
|
|
|
|
/*************************************************
|
|
* Drive Rename File
|
|
************************************************/
|
|
|
|
/**
|
|
* Function description
|
|
*
|
|
* @return 0 on success, otherwise a Win32 error code
|
|
*/
|
|
static UINT rdpdr_server_drive_rename_file_callback3(RdpdrServerContext* context, wStream* s,
|
|
RDPDR_IRP* irp, UINT32 deviceId,
|
|
UINT32 completionId, UINT32 ioStatus)
|
|
{
|
|
WINPR_UNUSED(context);
|
|
WINPR_UNUSED(s);
|
|
|
|
WLog_DBG(TAG,
|
|
"RdpdrServerDriveRenameFileCallback3: deviceId=%" PRIu32 ", completionId=%" PRIu32
|
|
", ioStatus=0x%" PRIx32 "",
|
|
deviceId, completionId, ioStatus);
|
|
/* Destroy the IRP. */
|
|
rdpdr_server_irp_free(irp);
|
|
return CHANNEL_RC_OK;
|
|
}
|
|
|
|
/**
|
|
* Function description
|
|
*
|
|
* @return 0 on success, otherwise a Win32 error code
|
|
*/
|
|
static UINT rdpdr_server_drive_rename_file_callback2(RdpdrServerContext* context, wStream* s,
|
|
RDPDR_IRP* irp, UINT32 deviceId,
|
|
UINT32 completionId, UINT32 ioStatus)
|
|
{
|
|
UINT32 length;
|
|
WLog_DBG(TAG,
|
|
"RdpdrServerDriveRenameFileCallback2: deviceId=%" PRIu32 ", completionId=%" PRIu32
|
|
", ioStatus=0x%" PRIx32 "",
|
|
deviceId, completionId, ioStatus);
|
|
|
|
if (Stream_GetRemainingLength(s) < 5)
|
|
{
|
|
WLog_ERR(TAG, "not enough data in stream!");
|
|
return ERROR_INVALID_DATA;
|
|
}
|
|
|
|
Stream_Read_UINT32(s, length); /* Length (4 bytes) */
|
|
Stream_Seek(s, 1); /* Padding (1 byte) */
|
|
/* Invoke the rename file completion routine. */
|
|
context->OnDriveRenameFileComplete(context, irp->CallbackData, ioStatus);
|
|
/* Setup the IRP. */
|
|
irp->CompletionId = context->priv->NextCompletionId++;
|
|
irp->Callback = rdpdr_server_drive_rename_file_callback3;
|
|
irp->DeviceId = deviceId;
|
|
|
|
if (!rdpdr_server_enqueue_irp(context, irp))
|
|
{
|
|
WLog_ERR(TAG, "rdpdr_server_enqueue_irp failed!");
|
|
rdpdr_server_irp_free(irp);
|
|
return ERROR_INTERNAL_ERROR;
|
|
}
|
|
|
|
/* Send a request to close the file */
|
|
return rdpdr_server_send_device_close_request(context, deviceId, irp->FileId,
|
|
irp->CompletionId);
|
|
}
|
|
|
|
/**
|
|
* Function description
|
|
*
|
|
* @return 0 on success, otherwise a Win32 error code
|
|
*/
|
|
static UINT rdpdr_server_drive_rename_file_callback1(RdpdrServerContext* context, wStream* s,
|
|
RDPDR_IRP* irp, UINT32 deviceId,
|
|
UINT32 completionId, UINT32 ioStatus)
|
|
{
|
|
UINT32 fileId;
|
|
UINT8 information;
|
|
WLog_DBG(TAG,
|
|
"RdpdrServerDriveRenameFileCallback1: deviceId=%" PRIu32 ", completionId=%" PRIu32
|
|
", ioStatus=0x%" PRIx32 "",
|
|
deviceId, completionId, ioStatus);
|
|
|
|
if (ioStatus != STATUS_SUCCESS)
|
|
{
|
|
/* Invoke the rename file completion routine. */
|
|
context->OnDriveRenameFileComplete(context, irp->CallbackData, ioStatus);
|
|
/* Destroy the IRP. */
|
|
rdpdr_server_irp_free(irp);
|
|
return CHANNEL_RC_OK;
|
|
}
|
|
|
|
if (Stream_GetRemainingLength(s) < 5)
|
|
{
|
|
WLog_ERR(TAG, "not enough data in stream!");
|
|
return ERROR_INVALID_DATA;
|
|
}
|
|
|
|
Stream_Read_UINT32(s, fileId); /* FileId (4 bytes) */
|
|
Stream_Read_UINT8(s, information); /* Information (1 byte) */
|
|
/* Setup the IRP. */
|
|
irp->CompletionId = context->priv->NextCompletionId++;
|
|
irp->Callback = rdpdr_server_drive_rename_file_callback2;
|
|
irp->DeviceId = deviceId;
|
|
irp->FileId = fileId;
|
|
|
|
if (!rdpdr_server_enqueue_irp(context, irp))
|
|
{
|
|
WLog_ERR(TAG, "rdpdr_server_enqueue_irp failed!");
|
|
rdpdr_server_irp_free(irp);
|
|
return ERROR_INTERNAL_ERROR;
|
|
}
|
|
|
|
/* Send a request to rename the file */
|
|
return rdpdr_server_send_device_file_rename_request(context, deviceId, fileId,
|
|
irp->CompletionId, irp->ExtraBuffer);
|
|
}
|
|
|
|
/**
|
|
* Function description
|
|
*
|
|
* @return 0 on success, otherwise a Win32 error code
|
|
*/
|
|
static UINT rdpdr_server_drive_rename_file(RdpdrServerContext* context, void* callbackData,
|
|
UINT32 deviceId, const char* oldPath,
|
|
const char* newPath)
|
|
{
|
|
RDPDR_IRP* irp;
|
|
irp = rdpdr_server_irp_new();
|
|
|
|
if (!irp)
|
|
{
|
|
WLog_ERR(TAG, "rdpdr_server_irp_new failed!");
|
|
return CHANNEL_RC_NO_MEMORY;
|
|
}
|
|
|
|
irp->CompletionId = context->priv->NextCompletionId++;
|
|
irp->Callback = rdpdr_server_drive_rename_file_callback1;
|
|
irp->CallbackData = callbackData;
|
|
irp->DeviceId = deviceId;
|
|
strncpy(irp->PathName, oldPath, sizeof(irp->PathName) - 1);
|
|
strncpy(irp->ExtraBuffer, newPath, sizeof(irp->ExtraBuffer) - 1);
|
|
rdpdr_server_convert_slashes(irp->PathName, sizeof(irp->PathName));
|
|
rdpdr_server_convert_slashes(irp->ExtraBuffer, sizeof(irp->ExtraBuffer));
|
|
|
|
if (!rdpdr_server_enqueue_irp(context, irp))
|
|
{
|
|
WLog_ERR(TAG, "rdpdr_server_enqueue_irp failed!");
|
|
rdpdr_server_irp_free(irp);
|
|
return ERROR_INTERNAL_ERROR;
|
|
}
|
|
|
|
/* Send a request to open the file. */
|
|
return rdpdr_server_send_device_create_request(context, deviceId, irp->CompletionId,
|
|
irp->PathName, FILE_READ_DATA | SYNCHRONIZE,
|
|
FILE_SYNCHRONOUS_IO_NONALERT, FILE_OPEN);
|
|
}
|
|
|
|
RdpdrServerContext* rdpdr_server_context_new(HANDLE vcm)
|
|
{
|
|
RdpdrServerContext* context;
|
|
context = (RdpdrServerContext*)calloc(1, sizeof(RdpdrServerContext));
|
|
|
|
if (context)
|
|
{
|
|
context->vcm = vcm;
|
|
context->Start = rdpdr_server_start;
|
|
context->Stop = rdpdr_server_stop;
|
|
context->DriveCreateDirectory = rdpdr_server_drive_create_directory;
|
|
context->DriveDeleteDirectory = rdpdr_server_drive_delete_directory;
|
|
context->DriveQueryDirectory = rdpdr_server_drive_query_directory;
|
|
context->DriveOpenFile = rdpdr_server_drive_open_file;
|
|
context->DriveReadFile = rdpdr_server_drive_read_file;
|
|
context->DriveWriteFile = rdpdr_server_drive_write_file;
|
|
context->DriveCloseFile = rdpdr_server_drive_close_file;
|
|
context->DriveDeleteFile = rdpdr_server_drive_delete_file;
|
|
context->DriveRenameFile = rdpdr_server_drive_rename_file;
|
|
context->priv = (RdpdrServerPrivate*)calloc(1, sizeof(RdpdrServerPrivate));
|
|
|
|
if (!context->priv)
|
|
{
|
|
WLog_ERR(TAG, "calloc failed!");
|
|
free(context);
|
|
return NULL;
|
|
}
|
|
|
|
context->priv->VersionMajor = RDPDR_VERSION_MAJOR;
|
|
context->priv->VersionMinor = RDPDR_VERSION_MINOR_RDP6X;
|
|
context->priv->ClientId = g_ClientId++;
|
|
context->priv->UserLoggedOnPdu = TRUE;
|
|
context->priv->NextCompletionId = 1;
|
|
context->priv->IrpList = ListDictionary_New(TRUE);
|
|
|
|
if (!context->priv->IrpList)
|
|
{
|
|
WLog_ERR(TAG, "ListDictionary_New failed!");
|
|
free(context->priv);
|
|
free(context);
|
|
return NULL;
|
|
}
|
|
}
|
|
else
|
|
{
|
|
WLog_ERR(TAG, "calloc failed!");
|
|
}
|
|
|
|
return context;
|
|
}
|
|
|
|
void rdpdr_server_context_free(RdpdrServerContext* context)
|
|
{
|
|
if (context)
|
|
{
|
|
if (context->priv)
|
|
{
|
|
ListDictionary_Free(context->priv->IrpList);
|
|
free(context->priv);
|
|
}
|
|
|
|
free(context);
|
|
}
|
|
}
|