/**
* xrdp : A Remote Desktop Protocol server .
*
* Copyright ( C ) Emmanuel Blindauer 2016
*
* 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 .
*/
/**
*
* @ file xauth . c
* @ brief XAUTHORITY handling code
*
*/
#if defined (HAVE_CONFIG_H)
#include <config_ac.h>
#endif
#include <stdio.h>
#include "log.h"
#include "os_calls.h"
#include "string_calls.h"
/******************************************************************************/
int
add_xauth_cookie(int display, const char *file)
{
FILE *dp;
char cookie_str[33 ];
char cookie_bin[16 ];
char xauth_str[256 ];
int ret;
g_random(cookie_bin, 16 );
g_bytes_to_hexstr(cookie_bin, 16 , cookie_str, 33 );
g_sprintf(xauth_str, "xauth -q -f %s add :%d . %s" ,
file, display, cookie_str);
dp = popen(xauth_str, "r" );
if (dp == NULL)
{
LOG(LOG_LEVEL_ERROR, "Unable to launch xauth" );
return 1 ;
}
ret = pclose(dp);
if (ret < 0 )
{
LOG(LOG_LEVEL_ERROR, "An error occurred while running xauth" );
return 1 ;
}
return 0 ;
}
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