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libfreerdp-core/vchan: implement vchan_send.

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This commit is contained in:
Vic Lee 2011-08-03 13:58:19 +08:00
parent 95a76fa888
commit ef4d4c9a78
2 changed files with 56 additions and 3 deletions
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57
libfreerdp-core/vchan.c
View File

@ -21,14 +21,67 @@
#include <stdlib.h>
#include <string.h>
#include <freerdp/freerdp.h>
#include <freerdp/constants.h>
#include <freerdp/utils/memory.h>
#include <freerdp/utils/stream.h>
#include "rdp.h"
#include "vchan.h"
int vchan_send(rdpVchan* vchan, uint16 channel_id, uint8* data, int size)
boolean vchan_send(rdpVchan* vchan, uint16 channel_id, uint8* data, int size)
{
printf("vchan_send\n");
STREAM* s;
uint32 flags;
struct rdp_chan* channel = NULL;
int i;
int chunk_size;
for (i = 0; i < vchan->instance->settings->num_channels; i++)
{
if (vchan->instance->settings->channels[i].chan_id == channel_id)
{
channel = &vchan->instance->settings->channels[i];
break;
}
}
if (channel == NULL)
{
printf("vchan_send: unknown channel_id %d\n", channel_id);
return False;
}
flags = CHANNEL_FLAG_FIRST;
while (size > 0)
{
s = rdp_send_stream_init(vchan->instance->rdp);
if (size > vchan->instance->settings->vc_chunk_size)
{
chunk_size = vchan->instance->settings->vc_chunk_size;
}
else
{
chunk_size = size;
flags |= CHANNEL_FLAG_LAST;
}
if ((channel->options & CHANNEL_OPTION_SHOW_PROTOCOL))
{
flags |= CHANNEL_FLAG_SHOW_PROTOCOL;
}
stream_write_uint32(s, chunk_size);
stream_write_uint32(s, flags);
stream_check_size(s, chunk_size);
stream_write(s, data, chunk_size);
rdp_send(vchan->instance->rdp, s, channel_id);
data += chunk_size;
size -= chunk_size;
flags = 0;
}
return True;
}
void vchan_process(rdpVchan* vchan, STREAM* s, uint16 channel_id)

2
libfreerdp-core/vchan.h
View File

@ -26,7 +26,7 @@ struct rdp_vchan
};
typedef struct rdp_vchan rdpVchan;
int vchan_send(rdpVchan* vchan, uint16 channel_id, uint8* data, int size);
boolean vchan_send(rdpVchan* vchan, uint16 channel_id, uint8* data, int size);
void vchan_process(rdpVchan* vchan, STREAM* s, uint16 channel_id);
rdpVchan* vchan_new(freerdp* instance);