| 1 | /*********************************************************** |
| 2 | |
| 3 | Copyright 1987, 1998 The Open Group |
| 4 | |
| 5 | Permission to use, copy, modify, distribute, and sell this software and its |
| 6 | documentation for any purpose is hereby granted without fee, provided that |
| 7 | the above copyright notice appear in all copies and that both that |
| 8 | copyright notice and this permission notice appear in supporting |
| 9 | documentation. |
| 10 | |
| 11 | The above copyright notice and this permission notice shall be included in |
| 12 | all copies or substantial portions of the Software. |
| 13 | |
| 14 | THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR |
| 15 | IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, |
| 16 | FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE |
| 17 | OPEN GROUP BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN |
| 18 | AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN |
| 19 | CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. |
| 20 | |
| 21 | Except as contained in this notice, the name of The Open Group shall not be |
| 22 | used in advertising or otherwise to promote the sale, use or other dealings |
| 23 | in this Software without prior written authorization from The Open Group. |
| 24 | |
| 25 | Copyright 1987 by Digital Equipment Corporation, Maynard, Massachusetts. |
| 26 | |
| 27 | All Rights Reserved |
| 28 | |
| 29 | Permission to use, copy, modify, and distribute this software and its |
| 30 | documentation for any purpose and without fee is hereby granted, |
| 31 | provided that the above copyright notice appear in all copies and that |
| 32 | both that copyright notice and this permission notice appear in |
| 33 | supporting documentation, and that the name of Digital not be |
| 34 | used in advertising or publicity pertaining to distribution of the |
| 35 | software without specific, written prior permission. |
| 36 | |
| 37 | DIGITAL DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE, INCLUDING |
| 38 | ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO EVENT SHALL |
| 39 | DIGITAL BE LIABLE FOR ANY SPECIAL, INDIRECT OR CONSEQUENTIAL DAMAGES OR |
| 40 | ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, |
| 41 | WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, |
| 42 | ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS |
| 43 | SOFTWARE. |
| 44 | |
| 45 | ******************************************************************/ |
| 46 | |
| 47 | /* The panoramix components contained the following notice */ |
| 48 | /***************************************************************** |
| 49 | |
| 50 | Copyright (c) 1991, 1997 Digital Equipment Corporation, Maynard, Massachusetts. |
| 51 | |
| 52 | Permission is hereby granted, free of charge, to any person obtaining a copy |
| 53 | of this software and associated documentation files (the "Software"), to deal |
| 54 | in the Software without restriction, including without limitation the rights |
| 55 | to use, copy, modify, merge, publish, distribute, sublicense, and/or sell |
| 56 | copies of the Software. |
| 57 | |
| 58 | The above copyright notice and this permission notice shall be included in |
| 59 | all copies or substantial portions of the Software. |
| 60 | |
| 61 | THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR |
| 62 | IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, |
| 63 | FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL |
| 64 | DIGITAL EQUIPMENT CORPORATION BE LIABLE FOR ANY CLAIM, DAMAGES, INCLUDING, |
| 65 | BUT NOT LIMITED TO CONSEQUENTIAL OR INCIDENTAL DAMAGES, OR OTHER LIABILITY, |
| 66 | WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR |
| 67 | IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. |
| 68 | |
| 69 | Except as contained in this notice, the name of Digital Equipment Corporation |
| 70 | shall not be used in advertising or otherwise to promote the sale, use or other |
| 71 | dealings in this Software without prior written authorization from Digital |
| 72 | Equipment Corporation. |
| 73 | |
| 74 | ******************************************************************/ |
| 75 | |
| 76 | #ifdef HAVE_DIX_CONFIG_H |
| 77 | #include <dix-config.h> |
| 78 | #include <version-config.h> |
| 79 | #endif |
| 80 | |
| 81 | #include <X11/X.h> |
| 82 | #include <X11/Xos.h> /* for unistd.h */ |
| 83 | #include <X11/Xproto.h> |
| 84 | #include <pixman.h> |
| 85 | #include "scrnintstr.h" |
| 86 | #include "misc.h" |
| 87 | #include "os.h" |
| 88 | #include "windowstr.h" |
| 89 | #include "resource.h" |
| 90 | #include "dixstruct.h" |
| 91 | #include "gcstruct.h" |
| 92 | #include "extension.h" |
| 93 | #include "colormap.h" |
| 94 | #include "colormapst.h" |
| 95 | #include "cursorstr.h" |
| 96 | #include "selection.h" |
| 97 | #include <X11/fonts/font.h> |
| 98 | #include "opaque.h" |
| 99 | #include "servermd.h" |
| 100 | #include "hotplug.h" |
| 101 | #include "site.h" |
| 102 | #include "dixfont.h" |
| 103 | #include "extnsionst.h" |
| 104 | #include "privates.h" |
| 105 | #include "registry.h" |
| 106 | #include "client.h" |
| 107 | #include "exevents.h" |
| 108 | #ifdef PANORAMIX |
| 109 | #include "panoramiXsrv.h" |
| 110 | #else |
| 111 | #include "dixevents.h" /* InitEvents() */ |
| 112 | #endif |
| 113 | |
| 114 | #ifdef DPMSExtension |
| 115 | #include <X11/extensions/dpmsconst.h> |
| 116 | #include "dpmsproc.h" |
| 117 | #endif |
| 118 | |
| 119 | extern void Dispatch(void); |
| 120 | |
| 121 | #ifdef XQUARTZ |
| 122 | #include <pthread.h> |
| 123 | |
| 124 | BOOL serverRunning = FALSE; |
| 125 | pthread_mutex_t serverRunningMutex = PTHREAD_MUTEX_INITIALIZER; |
| 126 | pthread_cond_t serverRunningCond = PTHREAD_COND_INITIALIZER; |
| 127 | |
| 128 | #endif |
| 129 | |
| 130 | int |
| 131 | dix_main(int argc, char *argv[], char *envp[]) |
| 132 | { |
| 133 | int i; |
| 134 | HWEventQueueType alwaysCheckForInput[2]; |
| 135 | |
| 136 | display = "0"; |
| 137 | |
| 138 | InitRegions(); |
| 139 | |
| 140 | CheckUserParameters(argc, argv, envp); |
| 141 | |
| 142 | CheckUserAuthorization(); |
| 143 | |
| 144 | InitConnectionLimits(); |
| 145 | |
| 146 | ProcessCommandLine(argc, argv); |
| 147 | |
| 148 | alwaysCheckForInput[0] = 0; |
| 149 | alwaysCheckForInput[1] = 1; |
| 150 | while (1) { |
| 151 | serverGeneration++; |
| 152 | ScreenSaverTime = defaultScreenSaverTime; |
| 153 | ScreenSaverInterval = defaultScreenSaverInterval; |
| 154 | ScreenSaverBlanking = defaultScreenSaverBlanking; |
| 155 | ScreenSaverAllowExposures = defaultScreenSaverAllowExposures; |
| 156 | #ifdef DPMSExtension |
| 157 | DPMSStandbyTime = DPMSSuspendTime = DPMSOffTime = ScreenSaverTime; |
| 158 | DPMSEnabled = TRUE; |
| 159 | DPMSPowerLevel = 0; |
| 160 | #endif |
| 161 | InitBlockAndWakeupHandlers(); |
| 162 | /* Perform any operating system dependent initializations you'd like */ |
| 163 | OsInit(); |
| 164 | if (serverGeneration == 1) { |
| 165 | CreateWellKnownSockets(); |
| 166 | for (i = 1; i < MAXCLIENTS; i++) |
| 167 | clients[i] = NullClient; |
| 168 | serverClient = calloc(sizeof(ClientRec), 1); |
| 169 | if (!serverClient) |
| 170 | FatalError("couldn't create server client"); |
| 171 | InitClient(serverClient, 0, (pointer) NULL); |
| 172 | } |
| 173 | else |
| 174 | ResetWellKnownSockets(); |
| 175 | clients[0] = serverClient; |
| 176 | currentMaxClients = 1; |
| 177 | |
| 178 | /* Initialize privates before first allocation */ |
| 179 | dixResetPrivates(); |
| 180 | |
| 181 | /* Initialize server client devPrivates, to be reallocated as |
| 182 | * more client privates are registered |
| 183 | */ |
| 184 | if (!dixAllocatePrivates(&serverClient->devPrivates, PRIVATE_CLIENT)) |
| 185 | FatalError("failed to create server client privates"); |
| 186 | |
| 187 | if (!InitClientResources(serverClient)) /* for root resources */ |
| 188 | FatalError("couldn't init server resources"); |
| 189 | |
| 190 | SetInputCheck(&alwaysCheckForInput[0], &alwaysCheckForInput[1]); |
| 191 | screenInfo.numScreens = 0; |
| 192 | |
| 193 | InitAtoms(); |
| 194 | InitEvents(); |
| 195 | InitSelections(); |
| 196 | InitGlyphCaching(); |
| 197 | dixResetRegistry(); |
| 198 | ResetFontPrivateIndex(); |
| 199 | InitCallbackManager(); |
| 200 | InitOutput(&screenInfo, argc, argv); |
| 201 | |
| 202 | if (screenInfo.numScreens < 1) |
| 203 | FatalError("no screens found"); |
| 204 | InitExtensions(argc, argv); |
| 205 | |
| 206 | for (i = 0; i < screenInfo.numGPUScreens; i++) { |
| 207 | ScreenPtr pScreen = screenInfo.gpuscreens[i]; |
| 208 | if (!CreateScratchPixmapsForScreen(pScreen)) |
| 209 | FatalError("failed to create scratch pixmaps"); |
| 210 | if (pScreen->CreateScreenResources && |
| 211 | !(*pScreen->CreateScreenResources) (pScreen)) |
| 212 | FatalError("failed to create screen resources"); |
| 213 | } |
| 214 | |
| 215 | for (i = 0; i < screenInfo.numScreens; i++) { |
| 216 | ScreenPtr pScreen = screenInfo.screens[i]; |
| 217 | |
| 218 | if (!CreateScratchPixmapsForScreen(pScreen)) |
| 219 | FatalError("failed to create scratch pixmaps"); |
| 220 | if (pScreen->CreateScreenResources && |
| 221 | !(*pScreen->CreateScreenResources) (pScreen)) |
| 222 | FatalError("failed to create screen resources"); |
| 223 | if (!CreateGCperDepth(i)) |
| 224 | FatalError("failed to create scratch GCs"); |
| 225 | if (!CreateDefaultStipple(i)) |
| 226 | FatalError("failed to create default stipple"); |
| 227 | if (!CreateRootWindow(pScreen)) |
| 228 | FatalError("failed to create root window"); |
| 229 | } |
| 230 | |
| 231 | InitFonts(); |
| 232 | if (SetDefaultFontPath(defaultFontPath) != Success) { |
| 233 | ErrorF("[dix] failed to set default font path '%s'", |
| 234 | defaultFontPath); |
| 235 | } |
| 236 | if (!SetDefaultFont(defaultTextFont)) { |
| 237 | FatalError("could not open default font '%s'", defaultTextFont); |
| 238 | } |
| 239 | |
| 240 | if (!(rootCursor = CreateRootCursor(NULL, 0))) { |
| 241 | FatalError("could not open default cursor font '%s'", |
| 242 | defaultCursorFont); |
| 243 | } |
| 244 | |
| 245 | #ifdef DPMSExtension |
| 246 | /* check all screens, looking for DPMS Capabilities */ |
| 247 | DPMSCapableFlag = DPMSSupported(); |
| 248 | if (!DPMSCapableFlag) |
| 249 | DPMSEnabled = FALSE; |
| 250 | #endif |
| 251 | |
| 252 | #ifdef PANORAMIX |
| 253 | /* |
| 254 | * Consolidate window and colourmap information for each screen |
| 255 | */ |
| 256 | if (!noPanoramiXExtension) |
| 257 | PanoramiXConsolidate(); |
| 258 | #endif |
| 259 | |
| 260 | for (i = 0; i < screenInfo.numScreens; i++) |
| 261 | InitRootWindow(screenInfo.screens[i]->root); |
| 262 | |
| 263 | InitCoreDevices(); |
| 264 | InitInput(argc, argv); |
| 265 | InitAndStartDevices(); |
| 266 | ReserveClientIds(serverClient); |
| 267 | |
| 268 | dixSaveScreens(serverClient, SCREEN_SAVER_FORCER, ScreenSaverReset); |
| 269 | |
| 270 | #ifdef PANORAMIX |
| 271 | if (!noPanoramiXExtension) { |
| 272 | if (!PanoramiXCreateConnectionBlock()) { |
| 273 | FatalError("could not create connection block info"); |
| 274 | } |
| 275 | } |
| 276 | else |
| 277 | #endif |
| 278 | { |
| 279 | if (!CreateConnectionBlock()) { |
| 280 | FatalError("could not create connection block info"); |
| 281 | } |
| 282 | } |
| 283 | |
| 284 | #ifdef XQUARTZ |
| 285 | /* Let the other threads know the server is done with its init */ |
| 286 | pthread_mutex_lock(&serverRunningMutex); |
| 287 | serverRunning = TRUE; |
| 288 | pthread_cond_broadcast(&serverRunningCond); |
| 289 | pthread_mutex_unlock(&serverRunningMutex); |
| 290 | #endif |
| 291 | |
| 292 | NotifyParentProcess(); |
| 293 | |
| 294 | Dispatch(); |
| 295 | |
| 296 | #ifdef XQUARTZ |
| 297 | /* Let the other threads know the server is no longer running */ |
| 298 | pthread_mutex_lock(&serverRunningMutex); |
| 299 | serverRunning = FALSE; |
| 300 | pthread_mutex_unlock(&serverRunningMutex); |
| 301 | #endif |
| 302 | |
| 303 | UndisplayDevices(); |
| 304 | DisableAllDevices(); |
| 305 | |
| 306 | /* Now free up whatever must be freed */ |
| 307 | if (screenIsSaved == SCREEN_SAVER_ON) |
| 308 | dixSaveScreens(serverClient, SCREEN_SAVER_OFF, ScreenSaverReset); |
| 309 | FreeScreenSaverTimer(); |
| 310 | CloseDownExtensions(); |
| 311 | |
| 312 | #ifdef PANORAMIX |
| 313 | { |
| 314 | Bool remember_it = noPanoramiXExtension; |
| 315 | |
| 316 | noPanoramiXExtension = TRUE; |
| 317 | FreeAllResources(); |
| 318 | noPanoramiXExtension = remember_it; |
| 319 | } |
| 320 | #else |
| 321 | FreeAllResources(); |
| 322 | #endif |
| 323 | |
| 324 | CloseInput(); |
| 325 | |
| 326 | for (i = 0; i < screenInfo.numScreens; i++) |
| 327 | screenInfo.screens[i]->root = NullWindow; |
| 328 | |
| 329 | CloseDownDevices(); |
| 330 | |
| 331 | CloseDownEvents(); |
| 332 | |
| 333 | for (i = screenInfo.numGPUScreens - 1; i >= 0; i--) { |
| 334 | ScreenPtr pScreen = screenInfo.gpuscreens[i]; |
| 335 | FreeScratchPixmapsForScreen(pScreen); |
| 336 | (*pScreen->CloseScreen) (pScreen); |
| 337 | dixFreePrivates(pScreen->devPrivates, PRIVATE_SCREEN); |
| 338 | free(pScreen); |
| 339 | screenInfo.numGPUScreens = i; |
| 340 | } |
| 341 | |
| 342 | for (i = screenInfo.numScreens - 1; i >= 0; i--) { |
| 343 | FreeScratchPixmapsForScreen(screenInfo.screens[i]); |
| 344 | FreeGCperDepth(i); |
| 345 | FreeDefaultStipple(i); |
| 346 | dixFreeScreenSpecificPrivates(screenInfo.screens[i]); |
| 347 | (*screenInfo.screens[i]->CloseScreen) (screenInfo.screens[i]); |
| 348 | dixFreePrivates(screenInfo.screens[i]->devPrivates, PRIVATE_SCREEN); |
| 349 | free(screenInfo.screens[i]); |
| 350 | screenInfo.numScreens = i; |
| 351 | } |
| 352 | |
| 353 | ReleaseClientIds(serverClient); |
| 354 | dixFreePrivates(serverClient->devPrivates, PRIVATE_CLIENT); |
| 355 | serverClient->devPrivates = NULL; |
| 356 | |
| 357 | dixFreeRegistry(); |
| 358 | |
| 359 | FreeFonts(); |
| 360 | |
| 361 | FreeAllAtoms(); |
| 362 | |
| 363 | FreeAuditTimer(); |
| 364 | |
| 365 | DeleteCallbackManager(); |
| 366 | |
| 367 | if (dispatchException & DE_TERMINATE) { |
| 368 | CloseWellKnownConnections(); |
| 369 | } |
| 370 | |
| 371 | OsCleanup((dispatchException & DE_TERMINATE) != 0); |
| 372 | |
| 373 | if (dispatchException & DE_TERMINATE) { |
| 374 | ddxGiveUp(EXIT_NO_ERROR); |
| 375 | break; |
| 376 | } |
| 377 | |
| 378 | free(ConnectionInfo); |
| 379 | ConnectionInfo = NULL; |
| 380 | } |
| 381 | return 0; |
| 382 | } |