FreeRDP/channels/sample/client/sample_main.c
2014-04-26 12:31:24 -04:00

144 lines
3.3 KiB
C

/**
* FreeRDP: A Remote Desktop Protocol Implementation
* Sample Virtual Channel
*
* Copyright 2009-2012 Jay Sorg
* Copyright 2010-2012 Vic Lee
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
#ifdef HAVE_CONFIG_H
#include "config.h"
#endif
#ifndef _WIN32
#include <sys/time.h>
#endif
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <winpr/crt.h>
#include <winpr/stream.h>
#include <freerdp/types.h>
#include <freerdp/constants.h>
#include <freerdp/utils/svc_plugin.h>
#include "sample_main.h"
struct sample_plugin
{
rdpSvcPlugin plugin;
/* put your private data here */
};
static void sample_process_receive(rdpSvcPlugin* plugin, wStream* data_in)
{
int bytes;
wStream* data_out;
samplePlugin* sample = (samplePlugin*) plugin;
fprintf(stderr, "sample_process_receive:\n");
if (!sample)
{
fprintf(stderr, "sample_process_receive: sample is nil\n");
return;
}
/* process data in (from server) here */
/* here we just send the same data back */
bytes = Stream_Capacity(data_in);
fprintf(stderr, "sample_process_receive: got bytes %d\n", bytes);
if (bytes > 0)
{
data_out = Stream_New(NULL, bytes);
Stream_Copy(data_out, data_in, bytes);
/* svc_plugin_send takes ownership of data_out, that is why
we do not free it */
bytes = Stream_GetPosition(data_in);
fprintf(stderr, "sample_process_receive: sending bytes %d\n", bytes);
svc_plugin_send(plugin, data_out);
}
Stream_Free(data_in, TRUE);
}
static void sample_process_connect(rdpSvcPlugin* plugin)
{
samplePlugin* sample = (samplePlugin*) plugin;
DEBUG_SVC("connecting");
fprintf(stderr, "sample_process_connect:\n");
if (!sample)
return;
}
static void sample_process_event(rdpSvcPlugin* plugin, wMessage* event)
{
fprintf(stderr, "sample_process_event:\n");
/* events coming from main freerdp window to plugin */
/* send them back with svc_plugin_send_event */
freerdp_event_free(event);
}
static void sample_process_terminate(rdpSvcPlugin* plugin)
{
samplePlugin* sample = (samplePlugin*) plugin;
fprintf(stderr, "sample_process_terminate:\n");
if (!sample)
return;
/* put your cleanup here */
free(plugin);
}
#define VirtualChannelEntry sample_VirtualChannelEntry
int VirtualChannelEntry(PCHANNEL_ENTRY_POINTS pEntryPoints)
{
samplePlugin* _p;
_p = (samplePlugin*) malloc(sizeof(samplePlugin));
ZeroMemory(_p, sizeof(samplePlugin));
_p->plugin.channel_def.options =
CHANNEL_OPTION_INITIALIZED |
CHANNEL_OPTION_ENCRYPT_RDP;
strcpy(_p->plugin.channel_def.name, "sample");
_p->plugin.connect_callback = sample_process_connect;
_p->plugin.receive_callback = sample_process_receive;
_p->plugin.event_callback = sample_process_event;
_p->plugin.terminate_callback = sample_process_terminate;
svc_plugin_init((rdpSvcPlugin*) _p, pEntryPoints);
return 1;
}