BOOL WINAPI FreeRDP_WTSVirtualChannelWrite(HANDLE hChannelHandle, PCHAR Buffer, ULONG Length, PULONG pBytesWritten)
{
wStream* s;
int cbLen;
int cbChId;
int first;
BYTE* buffer;
UINT32 length;
UINT32 written;
rdpPeerChannel* channel = (rdpPeerChannel*) hChannelHandle;
if (!channel)
return FALSE;
if (channel->channelType == RDP_PEER_CHANNEL_TYPE_SVC)
{
length = Length;
buffer = (BYTE*) malloc(length);
CopyMemory(buffer, Buffer, length);
wts_queue_send_item(channel, buffer, length);
}
else if (!channel->vcm->drdynvc_channel || (channel->vcm->drdynvc_state != DRDYNVC_STATE_READY))
{
DEBUG_DVC("drdynvc not ready");
return FALSE;
}
else
{
first = TRUE;
while (Length > 0)
{
s = Stream_New(NULL, channel->client->settings->VirtualChannelChunkSize);
buffer = Stream_Buffer(s);
Stream_Seek_UINT8(s);
cbChId = wts_write_variable_uint(s, channel->channelId);
if (first && (Length > (UINT32) Stream_GetRemainingLength(s)))
{
cbLen = wts_write_variable_uint(s, Length);
buffer[0] = (DATA_FIRST_PDU << 4) | (cbLen << 2) | cbChId;
}
else
{
buffer[0] = (DATA_PDU << 4) | cbChId;
}
first = FALSE;
written = Stream_GetRemainingLength(s);
if (written > Length)
written = Length;
Stream_Write(s, Buffer, written);
length = Stream_GetPosition(s);
Stream_Free(s, FALSE);
Length -= written;
Buffer += written;
wts_queue_send_item(channel->vcm->drdynvc_channel, buffer, length);
}
}
if (pBytesWritten)
*pBytesWritten = Length;
return TRUE;
}
BOOL WTSVirtualChannelWrite(
/* __in */ void* hChannelHandle,
/* __in */ BYTE* Buffer,
/* __in */ UINT32 Length,
/* __out */ UINT32* pBytesWritten)
{
rdpPeerChannel* channel = (rdpPeerChannel*) hChannelHandle;
wts_data_item* item;
wStream* s;
int cbLen;
int cbChId;
int first;
UINT32 written;
if (channel == NULL)
return FALSE;
if (channel->channel_type == RDP_PEER_CHANNEL_TYPE_SVC)
{
item = (wts_data_item*) malloc(sizeof(wts_data_item));
ZeroMemory(item, sizeof(wts_data_item));
item->buffer = malloc(Length);
item->length = Length;
CopyMemory(item->buffer, Buffer, Length);
wts_queue_send_item(channel, item);
}
else if (channel->vcm->drdynvc_channel == NULL || channel->vcm->drdynvc_state != DRDYNVC_STATE_READY)
{
DEBUG_DVC("drdynvc not ready");
return FALSE;
}
else
{
s = stream_new(0);
first = TRUE;
while (Length > 0)
{
item = (wts_data_item*) malloc(sizeof(wts_data_item));
ZeroMemory(item, sizeof(wts_data_item));
item->buffer = malloc(channel->client->settings->VirtualChannelChunkSize);
stream_attach(s, item->buffer, channel->client->settings->VirtualChannelChunkSize);
stream_seek_BYTE(s);
cbChId = wts_write_variable_uint(s, channel->channel_id);
if (first && (Length > (UINT32) stream_get_left(s)))
{
cbLen = wts_write_variable_uint(s, Length);
item->buffer[0] = (DATA_FIRST_PDU << 4) | (cbLen << 2) | cbChId;
}
else
{
item->buffer[0] = (DATA_PDU << 4) | cbChId;
}
first = FALSE;
written = stream_get_left(s);
if (written > Length)
written = Length;
stream_write(s, Buffer, written);
item->length = stream_get_length(s);
stream_detach(s);
Length -= written;
Buffer += written;
wts_queue_send_item(channel->vcm->drdynvc_channel, item);
}
stream_free(s);
}
if (pBytesWritten != NULL)
*pBytesWritten = Length;
return TRUE;
}
boolean WTSVirtualChannelWrite(
/* __in */ void* hChannelHandle,
/* __in */ uint8* Buffer,
/* __in */ uint32 Length,
/* __out */ uint32* pBytesWritten)
{
rdpPeerChannel* channel = (rdpPeerChannel*) hChannelHandle;
wts_data_item* item;
STREAM* s;
int cbLen;
int cbChId;
int first;
uint32 written;
if (channel == NULL)
return false;
if (channel->channel_type == RDP_PEER_CHANNEL_TYPE_SVC)
{
item = xnew(wts_data_item);
item->buffer = xmalloc(Length);
item->length = Length;
memcpy(item->buffer, Buffer, Length);
wts_queue_send_item(channel, item);
}
else if (channel->vcm->drdynvc_channel == NULL || channel->vcm->drdynvc_state != DRDYNVC_STATE_READY)
{
DEBUG_DVC("drdynvc not ready");
return false;
}
else
{
s = stream_new(0);
first = true;
while (Length > 0)
{
item = xnew(wts_data_item);
item->buffer = xmalloc(channel->client->settings->vc_chunk_size);
stream_attach(s, item->buffer, channel->client->settings->vc_chunk_size);
stream_seek_uint8(s);
cbChId = wts_write_variable_uint(s, channel->channel_id);
if (first && (Length > (uint32) stream_get_left(s)))
{
cbLen = wts_write_variable_uint(s, Length);
item->buffer[0] = (DATA_FIRST_PDU << 4) | (cbLen << 2) | cbChId;
}
else
{
item->buffer[0] = (DATA_PDU << 4) | cbChId;
}
first = false;
written = stream_get_left(s);
if (written > Length)
written = Length;
stream_write(s, Buffer, written);
item->length = stream_get_length(s);
stream_detach(s);
Length -= written;
Buffer += written;
wts_queue_send_item(channel->vcm->drdynvc_channel, item);
}
stream_free(s);
}
if (pBytesWritten != NULL)
*pBytesWritten = Length;
return true;
}
