Skip to content

HTTPS clone URL

Subversion checkout URL

You can clone with HTTPS or Subversion.

Download ZIP
Fetching contributors…

Cannot retrieve contributors at this time

185 lines (156 sloc) 6.519 kb
/**
* FreeRDP: A Remote Desktop Protocol Client
* Remote Applications Integrated Locally (RAIL) Utils
*
* Copyright 2011 Marc-Andre Moreau <marcandre.moreau@gmail.com>
*
* 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.
*/
#include <freerdp/types.h>
#include <freerdp/utils/memory.h>
#include <freerdp/utils/rail.h>
#include <freerdp/rail.h>
void rail_unicode_string_alloc(UNICODE_STRING* unicode_string, uint16 cbString)
{
unicode_string->length = cbString;
unicode_string->string = xzalloc(cbString);
}
void rail_unicode_string_free(UNICODE_STRING* unicode_string)
{
unicode_string->length = 0;
if (unicode_string->string != NULL)
xfree(unicode_string->string);
}
void rail_read_unicode_string(STREAM* s, UNICODE_STRING* unicode_string)
{
stream_read_uint16(s, unicode_string->length); /* cbString (2 bytes) */
if (unicode_string->string == NULL)
unicode_string->string = (uint8*) xmalloc(unicode_string->length);
else
unicode_string->string = (uint8*) xrealloc(unicode_string->string, unicode_string->length);
stream_read(s, unicode_string->string, unicode_string->length);
}
void rail_write_unicode_string(STREAM* s, UNICODE_STRING* unicode_string)
{
stream_check_size(s, 2 + unicode_string->length);
stream_write_uint16(s, unicode_string->length); /* cbString (2 bytes) */
stream_write(s, unicode_string->string, unicode_string->length); /* string */
}
void rail_write_unicode_string_value(STREAM* s, UNICODE_STRING* unicode_string)
{
if (unicode_string->length > 0)
{
stream_check_size(s, unicode_string->length);
stream_write(s, unicode_string->string, unicode_string->length); /* string */
}
}
void rail_read_rectangle_16(STREAM* s, RECTANGLE_16* rectangle_16)
{
stream_read_uint16(s, rectangle_16->left); /* left (2 bytes) */
stream_read_uint16(s, rectangle_16->top); /* top (2 bytes) */
stream_read_uint16(s, rectangle_16->right); /* right (2 bytes) */
stream_read_uint16(s, rectangle_16->bottom); /* bottom (2 bytes) */
}
void rail_write_rectangle_16(STREAM* s, RECTANGLE_16* rectangle_16)
{
stream_write_uint16(s, rectangle_16->left); /* left (2 bytes) */
stream_write_uint16(s, rectangle_16->top); /* top (2 bytes) */
stream_write_uint16(s, rectangle_16->right); /* right (2 bytes) */
stream_write_uint16(s, rectangle_16->bottom); /* bottom (2 bytes) */
}
void* rail_clone_order(uint32 event_type, void* order)
{
struct
{
uint32 type;
uint32 size;
} ordersize_table[] =
{
{RDP_EVENT_TYPE_RAIL_CHANNEL_GET_SYSPARAMS, sizeof(RAIL_SYSPARAM_ORDER)},
{RDP_EVENT_TYPE_RAIL_CHANNEL_EXEC_RESULTS, sizeof(RAIL_EXEC_RESULT_ORDER)},
{RDP_EVENT_TYPE_RAIL_CHANNEL_SERVER_SYSPARAM, sizeof(RAIL_SYSPARAM_ORDER)},
{RDP_EVENT_TYPE_RAIL_CHANNEL_SERVER_MINMAXINFO, sizeof(RAIL_MINMAXINFO_ORDER)},
{RDP_EVENT_TYPE_RAIL_CHANNEL_SERVER_LOCALMOVESIZE, sizeof(RAIL_LOCALMOVESIZE_ORDER)},
{RDP_EVENT_TYPE_RAIL_CHANNEL_APPID_RESP, sizeof(RAIL_GET_APPID_RESP_ORDER)},
{RDP_EVENT_TYPE_RAIL_CHANNEL_LANGBARINFO, sizeof(RAIL_LANGBAR_INFO_ORDER)},
{RDP_EVENT_TYPE_RAIL_CLIENT_SET_SYSPARAMS, sizeof(RAIL_SYSPARAM_ORDER)},
{RDP_EVENT_TYPE_RAIL_CLIENT_EXEC_REMOTE_APP, sizeof(RDP_PLUGIN_DATA)},
{RDP_EVENT_TYPE_RAIL_CLIENT_ACTIVATE, sizeof(RAIL_ACTIVATE_ORDER)},
{RDP_EVENT_TYPE_RAIL_CLIENT_SYSMENU, sizeof(RAIL_SYSMENU_ORDER)},
{RDP_EVENT_TYPE_RAIL_CLIENT_SYSCOMMAND, sizeof(RAIL_SYSCOMMAND_ORDER)},
{RDP_EVENT_TYPE_RAIL_CLIENT_NOTIFY_EVENT, sizeof(RAIL_NOTIFY_EVENT_ORDER)},
{RDP_EVENT_TYPE_RAIL_CLIENT_WINDOW_MOVE, sizeof(RAIL_WINDOW_MOVE_ORDER)},
{RDP_EVENT_TYPE_RAIL_CLIENT_APPID_REQ, sizeof(RAIL_GET_APPID_REQ_ORDER)},
{RDP_EVENT_TYPE_RAIL_CLIENT_LANGBARINFO, sizeof(RAIL_LANGBAR_INFO_ORDER)},
};
size_t i = 0;
size_t order_size = 0;
void* new_order = NULL;
for (i = 0; i < ARRAY_SIZE(ordersize_table); i++)
{
if (event_type == ordersize_table[i].type)
{
order_size = ordersize_table[i].size;
break;
}
}
// Event type not found.
if (order_size == 0) return NULL;
new_order = xmalloc(order_size);
memcpy(new_order, order, order_size);
//printf("rail_clone_order: type=%d order=%p\n", event_type, new_order);
// Create copy of variable data for some orders
if ((event_type == RDP_EVENT_TYPE_RAIL_CHANNEL_GET_SYSPARAMS) ||
(event_type == RDP_EVENT_TYPE_RAIL_CLIENT_SET_SYSPARAMS))
{
RAIL_SYSPARAM_ORDER* new_sysparam = (RAIL_SYSPARAM_ORDER*)new_order;
RAIL_SYSPARAM_ORDER* old_sysparam = (RAIL_SYSPARAM_ORDER*)order;
rail_unicode_string_alloc(&new_sysparam->highContrast.colorScheme,
old_sysparam->highContrast.colorScheme.length);
memcpy(new_sysparam->highContrast.colorScheme.string,
old_sysparam->highContrast.colorScheme.string,
old_sysparam->highContrast.colorScheme.length);
}
if (event_type == RDP_EVENT_TYPE_RAIL_CHANNEL_EXEC_RESULTS)
{
RAIL_EXEC_RESULT_ORDER* new_exec_result = (RAIL_EXEC_RESULT_ORDER*)new_order;
RAIL_EXEC_RESULT_ORDER* old_exec_result = (RAIL_EXEC_RESULT_ORDER*)order;
rail_unicode_string_alloc(&new_exec_result->exeOrFile,
old_exec_result->exeOrFile.length);
memcpy(new_exec_result->exeOrFile.string,
old_exec_result->exeOrFile.string,
old_exec_result->exeOrFile.length);
}
if (event_type == RDP_EVENT_TYPE_RAIL_CHANNEL_APPID_RESP)
{
RAIL_GET_APPID_RESP_ORDER* new_app_resp = (RAIL_GET_APPID_RESP_ORDER*)new_order;
new_app_resp->applicationId.string = &new_app_resp->applicationIdBuffer[0];
}
return new_order;
}
void rail_free_cloned_order(uint32 event_type, void* order)
{
//printf("rail_free_cloned_order: type=%d order=%p\n", event_type, order);
if ((event_type == RDP_EVENT_TYPE_RAIL_CHANNEL_GET_SYSPARAMS) ||
(event_type == RDP_EVENT_TYPE_RAIL_CLIENT_SET_SYSPARAMS))
{
RAIL_SYSPARAM_ORDER* sysparam = (RAIL_SYSPARAM_ORDER*)order;
rail_unicode_string_free(&sysparam->highContrast.colorScheme);
}
if (event_type == RDP_EVENT_TYPE_RAIL_CHANNEL_EXEC_RESULTS)
{
RAIL_EXEC_RESULT_ORDER* exec_result = (RAIL_EXEC_RESULT_ORDER*)order;
rail_unicode_string_free(&exec_result->exeOrFile);
}
xfree(order);
}
Jump to Line
Something went wrong with that request. Please try again.