static int rdpdr_server_receive_device_list_announce_request(RdpdrServerContext* context, wStream* s, RDPDR_HEADER* header)
{
int i;
UINT32 DeviceCount;
UINT32 DeviceType;
UINT32 DeviceId;
char PreferredDosName[9];
UINT32 DeviceDataLength;
PreferredDosName[8] = 0;
Stream_Read_UINT32(s, DeviceCount); /* DeviceCount (4 bytes) */
CLOG_DBG("%s: DeviceCount: %d\n", __FUNCTION__, DeviceCount);
for (i = 0; i < DeviceCount; i++)
{
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) */
CLOG_DBG("Device %d Name: %s Id: 0x%04X DataLength: %d\n",
i, PreferredDosName, DeviceId, DeviceDataLength);
switch (DeviceId)
{
case RDPDR_DTYP_FILESYSTEM:
break;
case RDPDR_DTYP_PRINT:
break;
case RDPDR_DTYP_SERIAL:
break;
case RDPDR_DTYP_PARALLEL:
break;
case RDPDR_DTYP_SMARTCARD:
break;
default:
break;
}
Stream_Seek(s, DeviceDataLength);
}
return 0;
}
static int rdpdr_server_receive_client_name_request(RdpdrServerContext* context, wStream* s, RDPDR_HEADER* header)
{
UINT32 UnicodeFlag;
UINT32 ComputerNameLen;
Stream_Read_UINT32(s, UnicodeFlag); /* UnicodeFlag (4 bytes) */
Stream_Seek_UINT32(s); /* CodePage (4 bytes), MUST be set to zero */
Stream_Read_UINT32(s, ComputerNameLen); /* ComputerNameLen (4 bytes) */
/**
* Caution: ComputerNameLen is given *bytes*,
* not in characters, including the NULL terminator!
*/
if (context->priv->ClientComputerName)
{
free(context->priv->ClientComputerName);
context->priv->ClientComputerName = NULL;
}
if (UnicodeFlag)
{
ConvertFromUnicode(CP_UTF8, 0, (WCHAR*) Stream_Pointer(s),
-1, &(context->priv->ClientComputerName), 0, NULL, NULL);
}
else
{
context->priv->ClientComputerName = _strdup((char*) Stream_Pointer(s));
}
Stream_Seek(s, ComputerNameLen);
CLOG_DBG("ClientComputerName: %s\n", context->priv->ClientComputerName);
return 0;
}
static int rdpdr_server_send_core_capability_request(RdpdrServerContext* context)
{
wStream* s;
BOOL status;
RDPDR_HEADER header;
UINT16 numCapabilities;
ULONG written;
CLOG_DBG("RdpdrServerSendCoreCapabilityRequest\n");
header.Component = RDPDR_CTYP_CORE;
header.PacketId = PAKID_CORE_SERVER_CAPABILITY;
numCapabilities = 5;
s = Stream_New(NULL, RDPDR_HEADER_LENGTH + 512);
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) */
rdpdr_server_write_general_capability_set(context, s);
rdpdr_server_write_printer_capability_set(context, s);
rdpdr_server_write_port_capability_set(context, s);
rdpdr_server_write_drive_capability_set(context, s);
rdpdr_server_write_smartcard_capability_set(context, s);
Stream_SealLength(s);
status = WTSVirtualChannelWrite(context->priv->ChannelHandle, (PCHAR) Stream_Buffer(s), Stream_Length(s), &written);
Stream_Free(s, TRUE);
return 0;
}
static int rdpdr_server_send_user_logged_on(RdpdrServerContext* context)
{
wStream* s;
BOOL status;
RDPDR_HEADER header;
ULONG written;
CLOG_DBG("%s\n", __FUNCTION__);
header.Component = RDPDR_CTYP_CORE;
header.PacketId = PAKID_CORE_USER_LOGGEDON;
s = Stream_New(NULL, RDPDR_HEADER_LENGTH);
Stream_Write_UINT16(s, header.Component); /* Component (2 bytes) */
Stream_Write_UINT16(s, header.PacketId); /* PacketId (2 bytes) */
Stream_SealLength(s);
status = WTSVirtualChannelWrite(context->priv->ChannelHandle, (PCHAR) Stream_Buffer(s), Stream_Length(s), &written);
Stream_Free(s, TRUE);
return 0;
}
static int rdpdr_server_send_client_id_confirm(RdpdrServerContext* context)
{
wStream* s;
BOOL status;
RDPDR_HEADER header;
ULONG written;
CLOG_DBG("RdpdrServerSendClientIdConfirm\n");
header.Component = RDPDR_CTYP_CORE;
header.PacketId = PAKID_CORE_CLIENTID_CONFIRM;
s = Stream_New(NULL, RDPDR_HEADER_LENGTH + 8);
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) */
Stream_SealLength(s);
status = WTSVirtualChannelWrite(context->priv->ChannelHandle, (PCHAR) Stream_Buffer(s), Stream_Length(s), &written);
Stream_Free(s, TRUE);
return 0;
}
static int rdpdr_server_receive_announce_response(RdpdrServerContext* context, wStream* s, RDPDR_HEADER* header)
{
UINT32 ClientId;
UINT16 VersionMajor;
UINT16 VersionMinor;
Stream_Read_UINT16(s, VersionMajor); /* VersionMajor (2 bytes) */
Stream_Read_UINT16(s, VersionMinor); /* VersionMinor (2 bytes) */
Stream_Read_UINT32(s, ClientId); /* ClientId (4 bytes) */
CLOG_DBG("Client Announce Response: VersionMajor: 0x%04X VersionMinor: 0x%04X ClientId: 0x%04X\n",
VersionMajor, VersionMinor, ClientId);
context->priv->ClientId = ClientId;
return 0;
}
void cliprdr_packet_send(cliprdrPlugin* cliprdr, wStream* s)
{
int pos;
UINT32 dataLen;
pos = Stream_GetPosition(s);
dataLen = pos - 8;
Stream_SetPosition(s, 4);
Stream_Write_UINT32(s, dataLen);
Stream_SetPosition(s, pos);
#ifdef WITH_DEBUG_CLIPRDR
CLOG_DBG("Cliprdr Sending (%d bytes)\n", dataLen + 8);
winpr_HexDump(TAG, WLOG_DEBUG, Stream_Buffer(s), dataLen + 8);
#endif
svc_plugin_send((rdpSvcPlugin*) cliprdr, s);
}
static int rdpdr_server_receive_core_capability_response(RdpdrServerContext* context, wStream* s, RDPDR_HEADER* header)
{
int i;
UINT16 numCapabilities;
RDPDR_CAPABILITY_HEADER capabilityHeader;
Stream_Read_UINT16(s, numCapabilities); /* numCapabilities (2 bytes) */
Stream_Seek_UINT16(s); /* Padding (2 bytes) */
for (i = 0; i < numCapabilities; i++)
{
rdpdr_server_read_capability_set_header(s, &capabilityHeader);
switch (capabilityHeader.CapabilityType)
{
case CAP_GENERAL_TYPE:
rdpdr_server_read_general_capability_set(context, s, &capabilityHeader);
break;
case CAP_PRINTER_TYPE:
rdpdr_server_read_printer_capability_set(context, s, &capabilityHeader);
break;
case CAP_PORT_TYPE:
rdpdr_server_read_port_capability_set(context, s, &capabilityHeader);
break;
case CAP_DRIVE_TYPE:
rdpdr_server_read_drive_capability_set(context, s, &capabilityHeader);
break;
case CAP_SMARTCARD_TYPE:
rdpdr_server_read_smartcard_capability_set(context, s, &capabilityHeader);
break;
default:
CLOG_DBG("Unknown capabilityType %d\n", capabilityHeader.CapabilityType);
Stream_Seek(s, capabilityHeader.CapabilityLength - RDPDR_CAPABILITY_HEADER_LENGTH);
break;
}
}
return 0;
}
static int rdpdr_server_receive_pdu(RdpdrServerContext* context, wStream* s, RDPDR_HEADER* header)
{
CLOG_DBG("RdpdrServerReceivePdu: Component: 0x%04X PacketId: 0x%04X\n",
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:
rdpdr_server_receive_announce_response(context, s, header);
break;
case PAKID_CORE_CLIENT_NAME:
rdpdr_server_receive_client_name_request(context, s, header);
rdpdr_server_send_core_capability_request(context);
break;
case PAKID_CORE_CLIENT_CAPABILITY:
rdpdr_server_receive_core_capability_response(context, s, header);
rdpdr_server_send_client_id_confirm(context);
if (context->priv->UserLoggedOnPdu)
rdpdr_server_send_user_logged_on(context);
break;
case PAKID_CORE_DEVICELIST_ANNOUNCE:
rdpdr_server_receive_device_list_announce_request(context, s, header);
break;
case PAKID_CORE_DEVICE_REPLY:
break;
case PAKID_CORE_DEVICE_IOREQUEST:
break;
case PAKID_CORE_DEVICE_IOCOMPLETION:
break;
case PAKID_CORE_DEVICELIST_REMOVE:
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
{
CLOG_DBG("Unknown RDPDR_HEADER.Component: 0x%04X\n", header->Component);
return -1;
}
return 0;
}
