1 files changed, 142 insertions, 0 deletions
diff --git a/xorg-server/hw/xfree86/common/xf86Extensions.c b/xorg-server/hw/xfree86/common/xf86Extensions.c
new file mode 100644
index 000000000..d5309d558
--- /dev/null
+++ b/xorg-server/hw/xfree86/common/xf86Extensions.c
@@ -0,0 +1,142 @@
+/*
+ * 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 "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 "vidmodeproc.h"
+#endif
+
+/*
+ * DDX-specific extensions.
+ */
+static 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;
+    int i;
+
+    /* 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)
+{
+    int i;
+
+    load_extension_config();
+
+    for (i = 0; i < ARRAY_SIZE(extensionModules); i++)
+	LoadExtension(&extensionModules[i], TRUE);
+}