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| 74 | #ifdef HAVE_DIX_CONFIG_H1 |
| 75 | #include <dix-config.h> |
| 76 | #endif |
| 77 | |
| 78 | #ifdef HAVE_XORG_CONFIG_H |
| 79 | #include <xorg-config.h> |
| 80 | #include "xf86Extensions.h" |
| 81 | #endif |
| 82 | |
| 83 | #ifdef HAVE_DMX_CONFIG_H |
| 84 | #include <dmx-config.h> |
| 85 | #undef XV1 |
| 86 | #undef DBE1 |
| 87 | #undef SCREENSAVER1 |
| 88 | #undef RANDR1 |
| 89 | #undef DAMAGE1 |
| 90 | #undef COMPOSITE1 |
| 91 | #undef MITSHM1 |
| 92 | #endif |
| 93 | |
| 94 | #ifdef HAVE_XNEST_CONFIG_H |
| 95 | #include <xnest-config.h> |
| 96 | #undef COMPOSITE1 |
| 97 | #undef DPMSExtension1 |
| 98 | #endif |
| 99 | |
| 100 | #ifdef HAVE_KDRIVE_CONFIG_H |
| 101 | #include <kdrive-config.h> |
| 102 | #endif |
| 103 | |
| 104 | #ifdef HAVE_XGL_CONFIG_H |
| 105 | #include <xgl-config.h> |
| 106 | #endif |
| 107 | |
| 108 | #include "misc.h" |
| 109 | #include "extension.h" |
| 110 | #include "extinit.h" |
| 111 | #ifdef INXQUARTZ |
| 112 | #include "nonsdk_extinit.h" |
| 113 | #endif |
| 114 | #include "micmap.h" |
| 115 | #include "globals.h" |
| 116 | |
| 117 | |
| 118 | |
| 119 | |
| 120 | typedef struct { |
| 121 | const char *name; |
| 122 | Bool *disablePtr; |
| 123 | } ExtensionToggle; |
| 124 | |
| 125 | static ExtensionToggle ExtensionToggleList[] = { |
| 126 | |
| 127 | {"Generic Events", &noGEExtension}, |
| 128 | #ifdef COMPOSITE1 |
| 129 | {"Composite", &noCompositeExtension}, |
| 130 | #endif |
| 131 | #ifdef DAMAGE1 |
| 132 | {"DAMAGE", &noDamageExtension}, |
| 133 | #endif |
| 134 | #ifdef DBE1 |
| 135 | {"DOUBLE-BUFFER", &noDbeExtension}, |
| 136 | #endif |
| 137 | #ifdef DPMSExtension1 |
| 138 | {"DPMS", &noDPMSExtension}, |
| 139 | #endif |
| 140 | #ifdef GLXEXT1 |
| 141 | {"GLX", &noGlxExtension}, |
| 142 | #endif |
| 143 | #ifdef SCREENSAVER1 |
| 144 | {"MIT-SCREEN-SAVER", &noScreenSaverExtension}, |
| 145 | #endif |
| 146 | #ifdef MITSHM1 |
| 147 | {SHMNAME"MIT-SHM", &noMITShmExtension}, |
| 148 | #endif |
| 149 | #ifdef RANDR1 |
| 150 | {"RANDR", &noRRExtension}, |
| 151 | #endif |
| 152 | {"RENDER", &noRenderExtension}, |
| 153 | #ifdef XCSECURITY |
| 154 | {"SECURITY", &noSecurityExtension}, |
| 155 | #endif |
| 156 | #ifdef RES1 |
| 157 | {"X-Resource", &noResExtension}, |
| 158 | #endif |
| 159 | #ifdef XF86BIGFONT |
| 160 | {"XFree86-Bigfont", &noXFree86BigfontExtension}, |
| 161 | #endif |
| 162 | #ifdef XORGSERVER |
| 163 | #ifdef XFreeXDGA1 |
| 164 | {"XFree86-DGA", &noXFree86DGAExtension}, |
| 165 | #endif |
| 166 | #ifdef XF86DRI |
| 167 | {"XFree86-DRI", &noXFree86DRIExtension}, |
| 168 | #endif |
| 169 | #ifdef XF86VIDMODE1 |
| 170 | {"XFree86-VidModeExtension", &noXFree86VidModeExtension}, |
| 171 | #endif |
| 172 | #endif |
| 173 | {"XFIXES", &noXFixesExtension}, |
| 174 | #ifdef PANORAMIX1 |
| 175 | {"XINERAMA", &noPanoramiXExtension}, |
| 176 | #endif |
| 177 | {"XInputExtension", NULL((void*)0)}, |
| 178 | {"XKEYBOARD", NULL((void*)0)}, |
| 179 | #ifdef XSELINUX |
| 180 | {"SELinux", &noSELinuxExtension}, |
| 181 | #endif |
| 182 | {"XTEST", &noTestExtensions}, |
| 183 | #ifdef XV1 |
| 184 | {"XVideo", &noXvExtension}, |
| 185 | #endif |
| 186 | }; |
| 187 | |
| 188 | Bool |
| 189 | EnableDisableExtension(const char *name, Bool enable) |
| 190 | { |
| 191 | ExtensionToggle *ext; |
| 192 | int i; |
| 193 | |
| 194 | for (i = 0; i < ARRAY_SIZE(ExtensionToggleList)(sizeof((ExtensionToggleList)) / sizeof((ExtensionToggleList) [0])); i++) { |
| 195 | ext = &ExtensionToggleList[i]; |
| 196 | if (strcmp(name, ext->name) == 0) { |
| 197 | if (ext->disablePtr != NULL((void*)0)) { |
| 198 | *ext->disablePtr = !enable; |
| 199 | return TRUE1; |
| 200 | } |
| 201 | else { |
| 202 | |
| 203 | return enable; |
| 204 | |
| 205 | } |
| 206 | } |
| 207 | } |
| 208 | |
| 209 | return FALSE0; |
| 210 | } |
| 211 | |
| 212 | void |
| 213 | EnableDisableExtensionError(const char *name, Bool enable) |
| 214 | { |
| 215 | ExtensionToggle *ext; |
| 216 | int i; |
| 217 | Bool found = FALSE0; |
| 218 | |
| 219 | for (i = 0; i < ARRAY_SIZE(ExtensionToggleList)(sizeof((ExtensionToggleList)) / sizeof((ExtensionToggleList) [0])); i++) { |
| 220 | ext = &ExtensionToggleList[i]; |
| 221 | if ((strcmp(name, ext->name) == 0) && (ext->disablePtr == NULL((void*)0))) { |
| 222 | ErrorF("[mi] Extension \"%s\" can not be disabled\n", name); |
| 223 | found = TRUE1; |
| 224 | break; |
| 225 | } |
| 226 | } |
| 227 | if (found == FALSE0) |
| 228 | ErrorF("[mi] Extension \"%s\" is not recognized\n", name); |
| 229 | ErrorF("[mi] Only the following extensions can be run-time %s:\n", |
| 230 | enable ? "enabled" : "disabled"); |
| 231 | for (i = 0; i < ARRAY_SIZE(ExtensionToggleList)(sizeof((ExtensionToggleList)) / sizeof((ExtensionToggleList) [0])); i++) { |
| 232 | ext = &ExtensionToggleList[i]; |
| 233 | if (ext->disablePtr != NULL((void*)0)) { |
| 234 | ErrorF("[mi] %s\n", ext->name); |
| 235 | } |
| 236 | } |
| 237 | } |
| 238 | |
| 239 | |
| 240 | static const ExtensionModule staticExtensions[] = { |
| 241 | {GEExtensionInit, "Generic Event Extension", &noGEExtension}, |
| 242 | {ShapeExtensionInit, "SHAPE", NULL((void*)0)}, |
| 243 | #ifdef MITSHM1 |
| 244 | {ShmExtensionInit, SHMNAME"MIT-SHM", &noMITShmExtension}, |
| 245 | #endif |
| 246 | {XInputExtensionInit, "XInputExtension", NULL((void*)0)}, |
| 247 | #ifdef XTEST1 |
| 248 | {XTestExtensionInit, XTestExtensionName"XTEST", &noTestExtensions}, |
| 249 | #endif |
| 250 | {BigReqExtensionInit, "BIG-REQUESTS", NULL((void*)0)}, |
| 251 | {SyncExtensionInit, "SYNC", NULL((void*)0)}, |
| 252 | {XkbExtensionInit, XkbName"XKEYBOARD", NULL((void*)0)}, |
| 253 | {XCMiscExtensionInit, "XC-MISC", NULL((void*)0)}, |
| 254 | #ifdef XCSECURITY |
| 255 | {SecurityExtensionInit, SECURITY_EXTENSION_NAME, &noSecurityExtension}, |
| 256 | #endif |
| 257 | #ifdef PANORAMIX1 |
| 258 | {PanoramiXExtensionInit, PANORAMIX_PROTOCOL_NAME"XINERAMA", &noPanoramiXExtension}, |
| 259 | #endif |
| 260 | #ifdef INXQUARTZ |
| 261 | |
| 262 | |
| 263 | |
| 264 | {PseudoramiXExtensionInit, "PseudoramiX", &noPseudoramiXExtension}, |
| 265 | #endif |
| 266 | |
| 267 | {XFixesExtensionInit, "XFIXES", &noXFixesExtension}, |
| 268 | #ifdef XF86BIGFONT |
| 269 | {XFree86BigfontExtensionInit, XF86BIGFONTNAME, &noXFree86BigfontExtension}, |
| 270 | #endif |
| 271 | {RenderExtensionInit, "RENDER", &noRenderExtension}, |
| 272 | #ifdef RANDR1 |
| 273 | {RRExtensionInit, "RANDR", &noRRExtension}, |
| 274 | #endif |
| 275 | #ifdef COMPOSITE1 |
| 276 | {CompositeExtensionInit, "COMPOSITE", &noCompositeExtension}, |
| 277 | #endif |
| 278 | #ifdef DAMAGE1 |
| 279 | {DamageExtensionInit, "DAMAGE", &noDamageExtension}, |
| 280 | #endif |
| 281 | #ifdef SCREENSAVER1 |
| 282 | {ScreenSaverExtensionInit, ScreenSaverName"MIT-SCREEN-SAVER", &noScreenSaverExtension}, |
| 283 | #endif |
| 284 | #ifdef DBE1 |
| 285 | {DbeExtensionInit, "DOUBLE-BUFFER", &noDbeExtension}, |
| 286 | #endif |
| 287 | #ifdef XRECORD1 |
| 288 | {RecordExtensionInit, "RECORD", &noTestExtensions}, |
| 289 | #endif |
| 290 | #ifdef DPMSExtension1 |
| 291 | {DPMSExtensionInit, DPMSExtensionName"DPMS", &noDPMSExtension}, |
| 292 | #endif |
| 293 | #ifdef PRESENT1 |
| 294 | {present_extension_init, PRESENT_NAME"Present", NULL((void*)0)}, |
| 295 | #endif |
| 296 | #ifdef DRI3 |
| 297 | {dri3_extension_init, DRI3_NAME, NULL((void*)0)}, |
| 298 | #endif |
| 299 | #ifdef RES1 |
| 300 | {ResExtensionInit, XRES_NAME"X-Resource", &noResExtension}, |
| 301 | #endif |
| 302 | #ifdef XV1 |
| 303 | {XvExtensionInit, XvName"XVideo", &noXvExtension}, |
| 304 | {XvMCExtensionInit, XvMCName"XVideo-MotionCompensation", &noXvExtension}, |
| 305 | #endif |
| 306 | #ifdef XSELINUX |
| 307 | {SELinuxExtensionInit, SELINUX_EXTENSION_NAME, &noSELinuxExtension}, |
| 308 | #endif |
| 309 | }; |
| 310 | |
| 311 | static ExtensionModule *ExtensionModuleList = NULL((void*)0); |
| 312 | static int numExtensionModules = 0; |
| 313 | |
| 314 | static void |
| 315 | AddStaticExtensions(void) |
| 316 | { |
| 317 | static Bool listInitialised = FALSE0; |
| 318 | |
| 319 | if (listInitialised) |
| 320 | return; |
| 321 | listInitialised = TRUE1; |
| 322 | |
| 323 | |
| 324 | LoadExtensionList(staticExtensions, ARRAY_SIZE(staticExtensions)(sizeof((staticExtensions)) / sizeof((staticExtensions)[0])), TRUE1); |
| 325 | } |
| 326 | |
| 327 | void |
| 328 | InitExtensions(int argc, char *argv[]) |
| 329 | { |
| 330 | int i; |
| 331 | ExtensionModule *ext; |
| 332 | |
| 333 | AddStaticExtensions(); |
| 334 | |
| 335 | for (i = 0; i < numExtensionModules; i++) { |
| 1 | Assuming 'i' is < 'numExtensionModules' | |
|
| 2 | | Loop condition is true. Entering loop body | |
|
| 336 | ext = &ExtensionModuleList[i]; |
| 3 | | Null pointer value stored to 'ext' | |
|
| 337 | if (ext->initFunc != NULL((void*)0) && |
| 4 | | Access to field 'initFunc' results in a dereference of a null pointer (loaded from variable 'ext') |
|
| 338 | (ext->disablePtr == NULL((void*)0) || !*ext->disablePtr)) { |
| 339 | (ext->initFunc) (); |
| 340 | } |
| 341 | } |
| 342 | } |
| 343 | |
| 344 | static ExtensionModule * |
| 345 | NewExtensionModuleList(int size) |
| 346 | { |
| 347 | ExtensionModule *save = ExtensionModuleList; |
| 348 | int n; |
| 349 | |
| 350 | |
| 351 | if (!ExtensionModuleList) |
| 352 | numExtensionModules = 0; |
| 353 | |
| 354 | n = numExtensionModules + size; |
| 355 | ExtensionModuleList = reallocarrayxreallocarray(ExtensionModuleList, n, |
| 356 | sizeof(ExtensionModule)); |
| 357 | if (ExtensionModuleList == NULL((void*)0)) { |
| 358 | ExtensionModuleList = save; |
| 359 | return NULL((void*)0); |
| 360 | } |
| 361 | else { |
| 362 | numExtensionModules += size; |
| 363 | return ExtensionModuleList + (numExtensionModules - size); |
| 364 | } |
| 365 | } |
| 366 | |
| 367 | void |
| 368 | LoadExtensionList(const ExtensionModule ext[], int size, Bool builtin) |
| 369 | { |
| 370 | ExtensionModule *newext; |
| 371 | int i; |
| 372 | |
| 373 | |
| 374 | |
| 375 | AddStaticExtensions(); |
| 376 | |
| 377 | if (!(newext = NewExtensionModuleList(size))) |
| 378 | return; |
| 379 | |
| 380 | for (i = 0; i < size; i++, newext++) { |
| 381 | newext->name = ext[i].name; |
| 382 | newext->initFunc = ext[i].initFunc; |
| 383 | newext->disablePtr = ext[i].disablePtr; |
| 384 | } |
| 385 | } |