| 1 | /* |
| 2 | * Copyright © 2011 Daniel Stone |
| 3 | * |
| 4 | * Permission is hereby granted, free of charge, to any person obtaining a |
| 5 | * copy of this software and associated documentation files (the "Software"), |
| 6 | * to deal in the Software without restriction, including without limitation |
| 7 | * the rights to use, copy, modify, merge, publish, distribute, sublicense, |
| 8 | * and/or sell copies of the Software, and to permit persons to whom the |
| 9 | * Software is furnished to do so, subject to the following conditions: |
| 10 | * |
| 11 | * The above copyright notice and this permission notice (including the next |
| 12 | * paragraph) shall be included in all copies or substantial portions of the |
| 13 | * Software. |
| 14 | * |
| 15 | * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR |
| 16 | * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, |
| 17 | * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL |
| 18 | * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER |
| 19 | * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING |
| 20 | * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER |
| 21 | * DEALINGS IN THE SOFTWARE. |
| 22 | * |
| 23 | * Author: Daniel Stone <daniel@fooishbar.org> |
| 24 | */ |
| 25 | |
| 26 | #ifdef HAVE_XORG_CONFIG_H |
| 27 | #include <xorg-config.h> |
| 28 | #endif |
| 29 | |
| 30 | #include "extension.h" |
| 31 | #include "globals.h" |
| 32 | |
| 33 | #include "xf86.h" |
| 34 | #include "xf86Config.h" |
| 35 | #include "xf86Module.h" |
| 36 | #include "xf86Extensions.h" |
| 37 | #include "xf86Opt.h" |
| 38 | #include "optionstr.h" |
| 39 | |
| 40 | #ifdef XSELINUX |
| 41 | #include "xselinux.h" |
| 42 | #endif |
| 43 | |
| 44 | #ifdef XFreeXDGA |
| 45 | #include <X11/extensions/xf86dgaproto.h> |
| 46 | #endif |
| 47 | |
| 48 | #ifdef XF86VIDMODE |
| 49 | #include <X11/extensions/xf86vmproto.h> |
| 50 | #include "vidmodeproc.h" |
| 51 | #endif |
| 52 | |
| 53 | /* |
| 54 | * DDX-specific extensions. |
| 55 | */ |
| 56 | static const ExtensionModule extensionModules[] = { |
| 57 | #ifdef XF86VIDMODE |
| 58 | { |
| 59 | XFree86VidModeExtensionInit, |
| 60 | XF86VIDMODENAME, |
| 61 | &noXFree86VidModeExtension |
| 62 | }, |
| 63 | #endif |
| 64 | #ifdef XFreeXDGA |
| 65 | { |
| 66 | XFree86DGAExtensionInit, |
| 67 | XF86DGANAME, |
| 68 | &noXFree86DGAExtension |
| 69 | }, |
| 70 | #endif |
| 71 | #ifdef XF86DRI |
| 72 | { |
| 73 | XFree86DRIExtensionInit, |
| 74 | "XFree86-DRI", |
| 75 | &noXFree86DRIExtension |
| 76 | }, |
| 77 | #endif |
| 78 | #ifdef DRI2 |
| 79 | { |
| 80 | DRI2ExtensionInit, |
| 81 | DRI2_NAME, |
| 82 | &noDRI2Extension |
| 83 | } |
| 84 | #endif |
| 85 | }; |
| 86 | |
| 87 | static void |
| 88 | load_extension_config(void) |
| 89 | { |
| 90 | XF86ConfModulePtr mod_con = xf86configptr->conf_modules; |
| 91 | XF86LoadPtr modp; |
| 92 | int i; |
| 93 | |
| 94 | /* Only the best. */ |
| 95 | if (!mod_con) |
| 96 | return; |
| 97 | |
| 98 | nt_list_for_each_entry(modp, mod_con->mod_load_lst, list.next) { |
| 99 | InputOption *opt; |
| 100 | |
| 101 | if (strcasecmp(modp->load_name, "extmod") != 0) |
| 102 | continue; |
| 103 | |
| 104 | /* extmod options are of the form "omit <extension-name>" */ |
| 105 | nt_list_for_each_entry(opt, modp->load_opt, list.next) { |
| 106 | const char *key = input_option_get_key(opt); |
| 107 | if (strncasecmp(key, "omit", 4) != 0 || strlen(key) < 5) |
| 108 | continue; |
| 109 | if (EnableDisableExtension(key + 4, FALSE)) |
| 110 | xf86MarkOptionUsed(opt); |
| 111 | } |
| 112 | |
| 113 | #ifdef XSELINUX |
| 114 | if ((opt = xf86FindOption(modp->load_opt, |
| 115 | "SELinux mode disabled"))) { |
| 116 | xf86MarkOptionUsed(opt); |
| 117 | selinuxEnforcingState = SELINUX_MODE_DISABLED; |
| 118 | } |
| 119 | if ((opt = xf86FindOption(modp->load_opt, |
| 120 | "SELinux mode permissive"))) { |
| 121 | xf86MarkOptionUsed(opt); |
| 122 | selinuxEnforcingState = SELINUX_MODE_PERMISSIVE; |
| 123 | } |
| 124 | if ((opt = xf86FindOption(modp->load_opt, |
| 125 | "SELinux mode enforcing"))) { |
| 126 | xf86MarkOptionUsed(opt); |
| 127 | selinuxEnforcingState = SELINUX_MODE_ENFORCING; |
| 128 | } |
| 129 | #endif |
| 130 | } |
| 131 | } |
| 132 | |
| 133 | void |
| 134 | xf86ExtensionInit(void) |
| 135 | { |
| 136 | int i; |
| 137 | |
| 138 | load_extension_config(); |
| 139 | |
| 140 | for (i = 0; i < ARRAY_SIZE(extensionModules); i++) |
| 141 | LoadExtension(&extensionModules[i], TRUE); |
| 142 | } |