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xserver/hw/xfree86/common/xf86Extensions.c

140 lines
3.7 KiB
C

/*
* Copyright © 2011 Daniel Stone
*
* Permission is hereby granted, free of charge, to any person obtaining a
* copy of this software and associated documentation files (the "Software"),
* to deal in the Software without restriction, including without limitation
* the rights to use, copy, modify, merge, publish, distribute, sublicense,
* and/or sell copies of the Software, and to permit persons to whom the
* Software is furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice (including the next
* paragraph) shall be included in all copies or substantial portions of the
* Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
* THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
* FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
* DEALINGS IN THE SOFTWARE.
*
* Author: Daniel Stone <daniel@fooishbar.org>
*/
#ifdef HAVE_XORG_CONFIG_H
#include <xorg-config.h>
#endif
#include "extension.h"
#include "extinit.h"
#include "globals.h"
#include "xf86.h"
#include "xf86Config.h"
#include "xf86Module.h"
#include "xf86Extensions.h"
#include "xf86Opt.h"
#include "optionstr.h"
#ifdef XSELINUX
#include "xselinux.h"
#endif
#ifdef XFreeXDGA
#include <X11/extensions/xf86dgaproto.h>
#endif
#ifdef XF86VIDMODE
#include <X11/extensions/xf86vmproto.h>
#include "vidmodestr.h"
#endif
/*
* DDX-specific extensions.
*/
static const ExtensionModule extensionModules[] = {
#ifdef XF86VIDMODE
{
XFree86VidModeExtensionInit,
XF86VIDMODENAME,
&noXFree86VidModeExtension
},
#endif
#ifdef XFreeXDGA
{
XFree86DGAExtensionInit,
XF86DGANAME,
&noXFree86DGAExtension
},
#endif
#ifdef XF86DRI
{
XFree86DRIExtensionInit,
"XFree86-DRI",
&noXFree86DRIExtension
},
#endif
#ifdef DRI2
{
DRI2ExtensionInit,
DRI2_NAME,
&noDRI2Extension
}
#endif
};
static void
load_extension_config(void)
{
XF86ConfModulePtr mod_con = xf86configptr->conf_modules;
XF86LoadPtr modp;
/* Only the best. */
if (!mod_con)
return;
nt_list_for_each_entry(modp, mod_con->mod_load_lst, list.next) {
InputOption *opt;
if (strcasecmp(modp->load_name, "extmod") != 0)
continue;
/* extmod options are of the form "omit <extension-name>" */
nt_list_for_each_entry(opt, modp->load_opt, list.next) {
const char *key = input_option_get_key(opt);
if (strncasecmp(key, "omit", 4) != 0 || strlen(key) < 5)
continue;
if (EnableDisableExtension(key + 4, FALSE))
xf86MarkOptionUsed(opt);
}
#ifdef XSELINUX
if ((opt = xf86FindOption(modp->load_opt,
"SELinux mode disabled"))) {
xf86MarkOptionUsed(opt);
selinuxEnforcingState = SELINUX_MODE_DISABLED;
}
if ((opt = xf86FindOption(modp->load_opt,
"SELinux mode permissive"))) {
xf86MarkOptionUsed(opt);
selinuxEnforcingState = SELINUX_MODE_PERMISSIVE;
}
if ((opt = xf86FindOption(modp->load_opt,
"SELinux mode enforcing"))) {
xf86MarkOptionUsed(opt);
selinuxEnforcingState = SELINUX_MODE_ENFORCING;
}
#endif
}
}
void
xf86ExtensionInit(void)
{
load_extension_config();
LoadExtensionList(extensionModules, ARRAY_SIZE(extensionModules), TRUE);
}