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-rw-r--r--nx-X11/programs/Xserver/Xprint/Init.c1934
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diff --git a/nx-X11/programs/Xserver/Xprint/Init.c b/nx-X11/programs/Xserver/Xprint/Init.c
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--- a/nx-X11/programs/Xserver/Xprint/Init.c
+++ /dev/null
@@ -1,1934 +0,0 @@
-/* $Xorg: Init.c,v 1.5 2001/03/07 17:31:33 pookie Exp $ */
-/*
-(c) Copyright 1996 Hewlett-Packard Company
-(c) Copyright 1996 International Business Machines Corp.
-(c) Copyright 1996-2004 Sun Microsystems, Inc.
-(c) Copyright 1996 Novell, Inc.
-(c) Copyright 1996 Digital Equipment Corp.
-(c) Copyright 1996 Fujitsu Limited
-(c) Copyright 1996 Hitachi, Ltd.
-(c) Copyright 2003-2004 Roland Mainz <roland.mainz@nrubsig.org>
-
-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 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
-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.
-
-Except as contained in this notice, the names of the copyright holders shall
-not be used in advertising or otherwise to promote the sale, use or other
-dealings in this Software without prior written authorization from said
-copyright holders.
-*/
-/*******************************************************************
-**
-** *********************************************************
-** *
-** * File: printer/Init.c
-** *
-** * Contents:
-** * The InitOutput routine here would presumably
-** * be called from the normal server's InitOutput
-** * after all display screens have been added.
-** * There is are ifdef'd routines suitable for
-** * use in building a printer-only server. Turn
-** * on the "PRINTER_ONLY_SERVER" define if this is
-** * to be the only ddx-level driver.
-** *
-** * Copyright: Copyright 1993,1995 Hewlett-Packard Company
-** *
-** *********************************************************
-**
-********************************************************************/
-
-#ifdef HAVE_DIX_CONFIG_H
-#include <dix-config.h>
-#endif
-
-#include <unistd.h>
-#include <stdlib.h>
-#include <stdio.h>
-#include <ctype.h>
-#include <signal.h>
-#include <sys/types.h>
-#include <sys/stat.h>
-#include <string.h>
-#include <locale.h>
-#ifdef __hpux
-#include <sys/sysmacros.h>
-#endif
-
-#include <X11/X.h>
-#define NEED_EVENTS 1
-#include <X11/Xproto.h>
-#include <servermd.h>
-
-#include "screenint.h"
-#include "input.h"
-#include "cursor.h"
-#include "misc.h"
-#include "windowstr.h"
-#include "inputstr.h"
-
-#include "gcstruct.h"
-#include <X11/fonts/fontstruct.h>
-#include "errno.h"
-
-typedef char *XPointer;
-#define HAVE_XPointer 1
-
-#define Status int
-#include <X11/Xresource.h>
-
-#include "DiPrint.h"
-#include "attributes.h"
-
-#include "os.h"
-#include "spooler.h"
-
-static void GenericScreenInit(
- int index,
- ScreenPtr pScreen,
- int argc,
- char **argv);
-static Bool InitPrintDrivers(
- int index,
- ScreenPtr pScreen,
- int argc,
- char **argv);
-
-/*
- * The following two defines are used to build the name "X*printers", where
- * the "*" is replaced by the display number. This is used to construct
- * the name of the default printers configuration file if the -XpFile
- * command line option was not specified.
- */
-#define XNPRINTERSFILEPREFIX "/X"
-#define XNPRINTERSFILESUFFIX "printers"
-#define XPRINTERSFILENAME "Xprinters"
-
-#define MODELDIRNAME "/models"
-#define FONTDIRNAME "/fonts"
-
-#ifdef XPRASTERDDX
-
-static
-PixmapFormatRec RasterPixmapFormats[] = {
- { 1, 1, BITMAP_SCANLINE_PAD }
-};
-#define NUMRASTFORMATS (sizeof RasterPixmapFormats)/(sizeof RasterPixmapFormats[0])
-
-#include "raster/Raster.h"
-
-#endif
-
-#ifdef XPPCLDDX
-
-static
-PixmapFormatRec ColorPclPixmapFormats[] = {
- { 1, 1, BITMAP_SCANLINE_PAD },
- { 8, 8, BITMAP_SCANLINE_PAD },
- { 24, 32, BITMAP_SCANLINE_PAD }
-};
-
-#define NUMCPCLFORMATS (sizeof ColorPclPixmapFormats)/(sizeof ColorPclPixmapFormats[0])
-
-#endif
-
-#ifdef XPMONOPCLDDX
-
-static
-PixmapFormatRec MonoPclPixmapFormats[] = {
- { 1, 1, BITMAP_SCANLINE_PAD }
-};
-
-#define NUMMPCLFORMATS (sizeof MonoPclPixmapFormats)/(sizeof MonoPclPixmapFormats[0])
-
-#endif
-
-#if defined(XPPCLDDX) || defined(XPMONOPCLDDX)
-#include "pcl/Pcl.h"
-#endif
-
-#ifdef XPPSDDX
-
-static
-PixmapFormatRec PSPixmapFormats[] = {
- { 1, 1, BITMAP_SCANLINE_PAD },
- { 8, 8, BITMAP_SCANLINE_PAD },
- { 12, 16, BITMAP_SCANLINE_PAD },
- { 14, 16, BITMAP_SCANLINE_PAD },
- { 16, 16, BITMAP_SCANLINE_PAD },
- { 24, 32, BITMAP_SCANLINE_PAD }
-};
-
-#define NUMPSFORMATS (sizeof PSPixmapFormats)/(sizeof PSPixmapFormats[0])
-
-#include "ps/Ps.h"
-
-#endif
-
-/*
- * The driverInitArray contains an entry for each driver the
- * server knows about. Each element contains pointers to pixmap formats, the
- * driver's initialization routine, and pointers to the driver's
- * attribute validation rec, and/or a driver function which
- * returns the maximum medium width&height, and maximum resolution
- * given a printer name. Either the validation rec OR the dimension
- * function can be NULL. If the function is non-NULL then it
- * will be called, and will be passed the (possibly NULL) validation rec.
- * If the function is NULL, then XpGetMaxWidthHeightRes() is called.
- */
-typedef struct _driverInitRec {
- char *driverName;
- pBFunc initFunc;
- XpValidatePoolsRec *pValRec;
- pVFunc dimensionsFunc;
- PixmapFormatRec *pFmts;
- int numFmts;
-} driverInitRec;
-
-static driverInitRec driverInits[] = {
-#ifdef XPRASTERDDX
- {
- "XP-RASTER",
- InitializeRasterDriver,
- &RasterValidatePoolsRec,
- (pVFunc) NULL,
- RasterPixmapFormats,
- NUMRASTFORMATS
- },
-#endif
-#ifdef XPPCLDDX
- {
- "XP-PCL-COLOR",
- InitializeColorPclDriver,
- &PclValidatePoolsRec,
- (pVFunc) NULL,
- ColorPclPixmapFormats,
- NUMCPCLFORMATS
- },
-#endif
-#ifdef XPMONOPCLDDX
- {
- "XP-PCL-MONO",
- InitializeMonoPclDriver,
- &PclValidatePoolsRec,
- (pVFunc) NULL,
- MonoPclPixmapFormats,
- NUMMPCLFORMATS
- },
-#endif
-#ifdef XPPSDDX
- {
- "XP-POSTSCRIPT",
- InitializePsDriver,
- &PsValidatePoolsRec,
- (pVFunc) NULL,
- PSPixmapFormats,
- NUMPSFORMATS
- },
-#endif
-};
-
-
-/*
- * The printerDb variable points to a list of PrinterDbEntry structs
- * which map printer names with screen numbers and driver names.
- */
-typedef struct _printerDbEntry {
- struct _printerDbEntry *next;
- char *name;
- char *qualifier;
- int screenNum;
- char *driverName;
- char *desc;
-} PrinterDbEntry, *PrinterDbPtr;
-
-static PrinterDbPtr printerDb = (PrinterDbPtr)NULL;
-
-/*
- * The nameMap is a list used in initializing the attribute store
- * for each printer. The list is freed once the printerDb is built
- * and the attribute stores for all printers have been initialized.
- */
-typedef struct _nameMapEntry {
- struct _nameMapEntry *next;
- char *name;
- char *qualifier;
-} NameMapEntry, *NameMapPtr;
-
-static NameMapPtr nameMap = (NameMapPtr)NULL;
-
-/*
- * The driverMap is a list which provides the mapping between driver names
- * and screen numbers. It is built and used
- * by RehashPrinterList to correctly fill in the screenNum field in the
- * printerDb entries. The list is freed before RehashPrinterList terminates.
- */
-typedef struct _driverMapping {
- struct _driverMapping *next;
- char *driverName;
- int screenNum;
-} DriverMapEntry, *DriverMapPtr;
-
-static const char configFilePath[] =
-"/etc/dt/config/print:/usr/dt/config/print";
-
-static const char printServerConfigDir[] = "XPSERVERCONFIGDIR";
-
-static int printScreenPrivIndex,
- printWindowPrivIndex,
- printGCPrivIndex;
-static unsigned long printGeneration = 0;
-static char *configFileName = (char *)NULL;
-static Bool freeDefaultFontPath = FALSE;
-static char *origFontPath = (char *)NULL;
-
-static Bool xprintInitGlobalsCalled = FALSE;
-/*
- * This function is responsible for doing initalisation of any global
- * variables at an very early point of server startup (even before
- * |ProcessCommandLine()|.
- */
-void PrinterInitGlobals(void)
-{
- extern char dispatchExceptionAtReset; /* defined in Xserver/dix/dispatch.c */
-
- xprintInitGlobalsCalled = TRUE;
-
-#ifdef DAMAGE
- /* Disable DAMAGE extension for now as it does not work with
- * the Postscript DDX yet (see
- * https://bugs.freedesktop.org/show_bug.cgi?id=1660) ...
- * (you can enable the DAMAGE extension explicitly via
- * % X +extension DAMAGE ... #) ;-( */
- {
- extern Bool noDamageExtension;
- noDamageExtension = TRUE;
- }
-#endif /* DAMAGE */
-
-#ifdef SMART_SCHEDULE
- /* Somehow the XF86 "smart scheduler" completely kills the Xprint DDX
- * (see http://xprint.freedesktop.org/cgi-bin/bugzilla/show_bug.cgi?id=467
- * ("Xfree86's "smart scheduler" breaks Xprt") */
- SmartScheduleDisable = TRUE;
-#endif /* SMART_SCHEDULE */
-
- /* Disable internal screensaver for Xprint (workaround for
- * http://pdx.freedesktop.org/cgi-bin/bugzilla/show_bug.cgi?id=567 ("Xorg
- * Xprt starts to consume 100% CPU when being idle for some time")) */
- defaultScreenSaverTime = 0;
-
- /* Ensure that the maximum request size for the BIGREQUESTS extension
- * is at least 8MB (see
- * http://xprint.freedesktop.org/cgi-bin/bugzilla/show_bug.cgi?id=622 - "RFE:
- * Xprt's default BIGREQUESTS extension buffer size should be 8MB")
- */
- maxBigRequestSize = (8*1048576)-1;
-
- /* Xprt should not reset by default when the last client exists
- * (default for Xprt is |0|, video Xservers use |DE_RESET|) */
- dispatchExceptionAtReset = 0;
-}
-
-/*
- * PrinterUseMsg() prints usage for the Xprint-specific options
- */
-void PrinterUseMsg(void)
-{
- XpSpoolerTypePtr curr = xpstm;
-
- /* Option '-XpFile' */
- ErrorF("-XpFile file specifies an alternate `Xprinters' file, rather\n");
- ErrorF(" than the default one (e.g.\n");
- ErrorF(" `${XPCONFIGDIR}/${LANG}/print/Xprinters') or\n");
- ErrorF(" `${XPCONFIGDIR}/C/print/Xprinters'.\n");
-
- /* Option '-XpSpoolerType' */
- ErrorF("-XpSpoolerType string specifies a spooler type.\n");
- ErrorF(" Supported values are:\n");
-
- while( curr->name != NULL )
- {
- ErrorF(" - '%s'\n", curr->name);
- curr++;
- }
- ErrorF(" (multiple values can be specified, seperated by ':',\n");
- ErrorF(" the first active spooler will be chosen).\n");
- ErrorF(" default is '%s'.\n", XPDEFAULTSPOOLERNAMELIST);
-}
-
-/*
- * PrinterOptions checks argv[i] to see if it is our command line
- * option specifying a configuration file name. It returns the index
- * of the next option to process.
- */
-int
-PrinterOptions(
- int argc,
- char **argv,
- int i)
-{
- extern void ddxUseMsg();
- if(strcmp(argv[i], "-XpFile") == 0)
- {
- if ((i + 1) >= argc) {
- ddxUseMsg ();
- return i + 2;
- }
- configFileName = argv[i + 1];
- return i + 2;
- }
- else if(strcmp(argv[i], "-XpSpoolerType") == 0)
- {
- if ((i + 1) >= argc) {
- ddxUseMsg ();
- return i + 2;
- }
- XpSetSpoolerTypeNameList(argv[i + 1]);
- return i + 2;
- }
- else
- {
- return i;
- }
-}
-
-/************************************************************
- * GetInitFunc --
- *
- * This routine is called from the InitPrintDrivers function.
- * Given the name of a driver, return a pointer to the driver's
- * initialization function.
- *
- * Results:
- * Returns a pointer to the initialization function for the driver.
- *
- *
- ************************************************************/
-
-/*
-typedef Bool (*pIFunc)();
-static pIFunc
-GetInitFunc(driverName)
-*/
-
-static pBFunc GetInitFunc(char *driverName)
-{
- driverInitRec *pInitRec;
- int numDrivers = sizeof(driverInits)/sizeof(driverInitRec);
- int i;
-
- for(pInitRec = driverInits, i = 0; i < numDrivers; pInitRec++, i++)
- {
- if( !strcmp( driverName, pInitRec->driverName ) )
- return pInitRec->initFunc;
- }
-
- return 0;
-}
-
-static void
-GetDimFuncAndRec(
- char *driverName,
- XpValidatePoolsRec **pValRec,
- pVFunc *dimensionsFunc)
-{
- driverInitRec *pInitRec;
- int numDrivers = sizeof(driverInits)/sizeof(driverInitRec);
- int i;
-
- for(pInitRec = driverInits, i = 0; i < numDrivers; pInitRec++, i++)
- {
- if( !strcmp( driverName, pInitRec->driverName ) )
- {
- *dimensionsFunc = pInitRec->dimensionsFunc;
- *pValRec = pInitRec->pValRec;
- return ;
- }
- }
-
- *dimensionsFunc = 0;
- *pValRec = 0;
- return;
-}
-
-static void
-FreePrinterDb(void)
-{
- PrinterDbPtr pCurEntry, pNextEntry;
-
- for(pCurEntry = printerDb, pNextEntry = (PrinterDbPtr)NULL;
- pCurEntry != (PrinterDbPtr)NULL; pCurEntry = pNextEntry)
- {
- pNextEntry = pCurEntry->next;
- if(pCurEntry->name != (char *)NULL)
- xfree(pCurEntry->name);
- if(pCurEntry->desc != (char *)NULL)
- xfree(pCurEntry->desc);
- /*
- * We don't free the driver name, because it's expected to simply
- * be a pointer into the xrm database.
- */
- xfree(pCurEntry);
- }
- printerDb = (PrinterDbPtr)NULL;
-}
-
-/*
- * AddPrinterDbName allocates an entry in the printerDb list, and
- * initializes the "name". It returns TRUE if the element was
- * successfully added, and FALSE if an allocation error ocurred.
- * XXX AddPrinterDbName needs to check for (and not add) duplicate names.
- */
-static Bool
-AddPrinterDbName(char *name, char *desc)
-{
- PrinterDbPtr pEntry = (PrinterDbPtr)xalloc(sizeof(PrinterDbEntry));
-
- if(pEntry == (PrinterDbPtr)NULL) return FALSE;
- pEntry->name = (name != NULL) ? strdup(name) : NULL;
- pEntry->desc = (desc != NULL) ? strdup(desc) : NULL;
- pEntry->qualifier = (char *)NULL;
-
- if(printerDb == (PrinterDbPtr)NULL)
- {
- pEntry->next = (PrinterDbPtr)NULL;
- printerDb = pEntry;
- }
- else
- {
- pEntry->next = printerDb;
- printerDb = pEntry;
- }
- return TRUE;
-}
-
-static int
-AugmentPrinterDb(const char *command)
-{
- FILE *fp;
- char name[256];
- int num_printers = 0; /* Number of printers we found */
- size_t namelen;
- char *desc = NULL;
-
- fp = popen(command, "r");
- /* XXX is a 256 character limit overly restrictive for printer names? */
- while(fgets(name, 256, fp) != (char *)NULL && (namelen=strlen(name)))
- {
- char *option = name;
-
- name[namelen-1] = (char)'\0'; /* strip the \n */
-
-#define XP_DESCRIPTOR "xp-printerattr.descriptor="
-#define XP_DESCRIPTOR_LEN (sizeof(XP_DESCRIPTOR)-1)
- while ((option = strchr(option, '\t'))) {
- option++; /* Skip the '\t' */
- if (!strncmp(option, XP_DESCRIPTOR, XP_DESCRIPTOR_LEN)) {
- *(option-1) = '\0'; /* Kill the '\t' (only if we found a valid option) */
- option += XP_DESCRIPTOR_LEN;
- if (*option != '\0') {
- desc = option;
- }
- }
- else
- {
- /* Unknown option */
- ErrorF("AugmentPrinterDb: Unknown option '%s'\n", option);
- }
- }
- AddPrinterDbName(name, desc);
- num_printers++;
- }
- pclose(fp);
- return num_printers;
-}
-
-/*
- * FreeNameMap frees all remaining memory associated with the nameMap.
- */
-static void
-FreeNameMap(void)
-{
- NameMapPtr pEntry, pTmp;
-
- for(pEntry = nameMap, pTmp = (NameMapPtr)NULL;
- pEntry != (NameMapPtr)NULL;
- pEntry = pTmp)
- {
- if(pEntry->name != (char *)NULL)
- xfree(pEntry->name);
- if(pEntry->qualifier != (char *)NULL)
- xfree(pEntry->qualifier);
- pTmp = pEntry->next;
- xfree(pEntry);
- }
- nameMap = (NameMapPtr)NULL;
-}
-
-/*
- * AddNameMap adds an element to the nameMap linked list.
- */
-static Bool
-AddNameMap(char *name, char *qualifier)
-{
- NameMapPtr pEntry;
-
- if((pEntry = (NameMapPtr)xalloc(sizeof(NameMapEntry))) == (NameMapPtr)NULL)
- return FALSE;
- pEntry->name = name;
- pEntry->qualifier = qualifier;
- pEntry->next = nameMap;
- nameMap = pEntry;
- return TRUE;
-}
-
-/*
- * MergeNameMap - puts the "map" names (aka qualifiers, aliases) into
- * the printerDb. This should be called once, after both the printerDb
- * and nameMap lists are complete. When/if MergeNameMap finds a map for
- * an entry in the printerDb, the qualifier is _moved_ (not copied) to
- * the printerDb. This means that the qualifier pointer in the nameMap
- * is NULLed out.
- */
-static void
-MergeNameMap(void)
-{
- NameMapPtr pMap;
- PrinterDbPtr pDb;
-
- for(pMap = nameMap; pMap != (NameMapPtr)NULL; pMap = pMap->next)
- {
- for(pDb = printerDb; pDb != (PrinterDbPtr)NULL; pDb = pDb->next)
- {
- if(!strcmp(pMap->name, pDb->name))
- {
- pDb->qualifier = pMap->qualifier;
- pMap->qualifier = (char *)NULL;
- }
- }
- }
-}
-
-/*
- * CreatePrinterAttrs causes the attribute stores to be built for
- * each printer in the printerDb.
- */
-static void
-CreatePrinterAttrs(void)
-{
- PrinterDbPtr pDb;
-
- for(pDb = printerDb; pDb != (PrinterDbPtr)NULL; pDb = pDb->next)
- {
- XpBuildAttributeStore(pDb->name, (pDb->qualifier)?
- pDb->qualifier : pDb->name);
- }
-}
-
-#ifdef XPPSDDX
-#define defaultDriver "XP-POSTSCRIPT"
-#else
-#ifdef XPPCLDDX
-#define defaultDriver "XP-PCL-COLOR"
-#else
-#ifdef XPMONOPCLDDX
-#define defaultDriver "XP-PCL-MONO"
-#else
-#define defaultDriver "XP-RASTER"
-#endif
-#endif
-#endif
-
-/*
- * StoreDriverNames - queries the attribute store for the ddx-identifier.
- * if the ddx-identifier is not in the attribute database, then a default
- * ddx-identifier is store in both the attribute store for the printer,
- * and in the printerDb.
- * The ddx-identifier is stored in the printerDb for use in initializing
- * the screens.
- */
-static void
-StoreDriverNames(void)
-{
- PrinterDbPtr pEntry;
-
- for(pEntry = printerDb; pEntry != (PrinterDbPtr)NULL;
- pEntry = pEntry->next)
- {
- pEntry->driverName = (char*)XpGetPrinterAttribute(pEntry->name,
- "xp-ddx-identifier");
- if(pEntry->driverName == (char *)NULL ||
- strlen(pEntry->driverName) == 0 ||
- GetInitFunc(pEntry->driverName) == (Bool(*)())NULL)
- {
- if (pEntry->driverName && (strlen(pEntry->driverName) != 0)) {
- ErrorF("Xp Extension: Can't load driver %s\n",
- pEntry->driverName);
- ErrorF(" init function missing\n");
- }
-
- pEntry->driverName = defaultDriver;
- XpAddPrinterAttribute(pEntry->name,
- (pEntry->qualifier != (char *)NULL)?
- pEntry->qualifier : pEntry->name,
- "*xp-ddx-identifier", pEntry->driverName);
- }
- }
-}
-
-/*
- * StoreDescriptors - queries the attribute store for the descriptor.
- * if the descriptor is not in the attribute database, then the descriptor
- * from the printerDb is store in the attribute store for the printer.
- */
-static void
-StoreDescriptors()
-{
- PrinterDbPtr pEntry;
-
- for(pEntry = printerDb; pEntry != (PrinterDbPtr)NULL;
- pEntry = pEntry->next)
- {
- if (pEntry->desc != NULL)
- {
- XpAddPrinterAttribute(pEntry->name,
- (pEntry->qualifier != (char *)NULL)?
- pEntry->qualifier : pEntry->name,
- "*descriptor", pEntry->desc);
- }
- }
-}
-
-static char *
-MbStrchr(
- char *str,
- int ch)
-{
- size_t mbCurMax = MB_CUR_MAX;
- wchar_t targetChar, curChar;
- char tmpChar;
- int i, numBytes, byteLen;
-
- if(mbCurMax <= 1) return strchr(str, ch);
-
- tmpChar = (char)ch;
- mbtowc(&targetChar, &tmpChar, mbCurMax);
- for(i = 0, numBytes = 0, byteLen = strlen(str); i < byteLen; i += numBytes)
- {
- numBytes = mbtowc(&curChar, &str[i], mbCurMax);
- if(curChar == targetChar) return &str[i];
- }
- return (char *)NULL;
-}
-
-/*
- * GetConfigFileName - Looks for a "Xprinters" file in
- * $(XPRINTDIR)/$LANG/print, and then in $(XPRINTDIR)/C/print. If it
- * finds such a file, it returns the path to the file. The returned
- * string must be freed by the caller.
- */
-static char *
-GetConfigFileName(void)
-{
- /*
- * We need to find the system-wide file, if one exists. This
- * file can be in either $(XPRINTDIR)/$LANG/print, or in
- * $(PRINTDIR)/C/print, and the file itself is named "Xprinters".
- */
- char *dirName, *filePath;
-
- /*
- * Check for a LANG-specific file.
- */
- if((dirName = XpGetConfigDir(TRUE)))
- {
- filePath = (char *)xalloc(strlen(dirName) +
- strlen(XPRINTERSFILENAME) + 2);
-
- if(filePath == (char *)NULL)
- {
- xfree(dirName);
- return (char *)NULL;
- }
-
- sprintf(filePath, "%s/%s", dirName, XPRINTERSFILENAME);
- xfree(dirName);
- if(access(filePath, R_OK) == 0)
- return filePath;
-
- xfree(filePath);
- }
-
- if((dirName = XpGetConfigDir(FALSE)))
- {
- filePath = (char *)xalloc(strlen(dirName) +
- strlen(XPRINTERSFILENAME) + 2);
- if(filePath == (char *)NULL)
- {
- xfree(dirName);
- return (char *)NULL;
- }
- sprintf(filePath, "%s/%s", dirName, XPRINTERSFILENAME);
- xfree(dirName);
- if(access(filePath, R_OK) == 0)
- return filePath;
- xfree(filePath);
- }
- return (char *)NULL;
-}
-
-/*
- * BuildPrinterDb - reads the config file if it exists, and if necessary
- * executes a command such as lpstat to generate a list of printers.
- * XXX
- * XXX BuildPrinterDb must be rewritten to allow 16-bit characters in
- * XXX printer names. The will involve replacing the use of strtok() and its
- * XXX related functions.
- * XXX At the same time, BuildPrinterDb and it's support routines should have
- * XXX allocation error checking added.
- * XXX
- */
-static PrinterDbPtr
-BuildPrinterDb(void)
-{
- char *printerList, *augmentCmd = (char *)NULL;
- Bool defaultAugment = TRUE, freeConfigFileName;
-
- if(configFileName && access(configFileName, R_OK) != 0)
- {
- ErrorF("Xp Extension: Can't open file %s\n", configFileName);
- }
- if(!configFileName && (configFileName = GetConfigFileName()))
- freeConfigFileName = TRUE;
- else
- freeConfigFileName = FALSE;
-
- if(configFileName != (char *)NULL && access(configFileName, R_OK) == 0)
- {
- char line[256];
- FILE *fp = fopen(configFileName, "r");
-
- while(fgets(line, 256, fp) != (char *)NULL)
- {
- char *tok, *ptr;
- if((tok = strtok(line, " \t\012")) != (char *)NULL)
- {
- if(tok[0] == (char)'#') continue;
- if(strcmp(tok, "Printer") == 0)
- {
- while((tok = strtok((char *)NULL, " \t")) != (char *)NULL)
- {
- if((ptr = MbStrchr(tok, '\012')))
- *ptr = (char)'\0';
- AddPrinterDbName(tok, NULL);
- }
- }
- else if(strcmp(tok, "Map") == 0)
- {
- char *name, *qualifier;
-
- if((tok = strtok((char *)NULL, " \t\012")) == (char *)NULL)
- continue;
- name = strdup(tok);
- if((tok = strtok((char *)NULL, " \t\012")) == (char *)NULL)
- {
- xfree(name);
- continue;
- }
- qualifier = strdup(tok);
- AddNameMap(name, qualifier);
- }
- else if(strcmp(tok, "Augment_Printer_List") == 0)
- {
- if((tok = strtok((char *)NULL, " \t\012")) == (char *)NULL)
- continue;
-
- if(strcmp(tok, "%default%") == 0)
- continue;
- defaultAugment = FALSE;
- if(strcmp(tok, "%none%") == 0)
- continue;
- AugmentPrinterDb(tok);
- }
- else
- break; /* XXX Generate an error? */
- }
- }
- fclose(fp);
- }
-
- if(defaultAugment == TRUE)
- {
- XpSpoolerTypePtr curr_spooler_type; /* spooler we are currently probing for queues */
- int num_printers_found; /* number of printers found by |AugmentPrinterDb()| */
- char *tok_lasts; /* strtok_r() position token */
- char *spnamelist; /* list of spooler names, seperated by ":" */
- char *spname; /* spooler name */
-
- spnamelist = strdup(XpGetSpoolerTypeNameList()); /* strtok_r() modifies string so dup' it first */
-
- for( spname = strtok_r(spnamelist, ":", &tok_lasts) ;
- spname != NULL ;
- spname = strtok_r(NULL, ":", &tok_lasts) )
- {
- curr_spooler_type = XpSpoolerNameToXpSpoolerType(spname);
- if(!curr_spooler_type)
- {
- FatalError("BuildPrinterDb: No spooler type entry found for '%s'.\n", spname);
- }
-
- if(curr_spooler_type->list_queues_command == NULL ||
- strlen(curr_spooler_type->list_queues_command) == 0)
- {
- continue;
- }
-
- num_printers_found = AugmentPrinterDb(curr_spooler_type->list_queues_command);
- /* Did we found a spooler which works ? */
- if(num_printers_found > 0)
- {
- spooler_type = curr_spooler_type;
-#ifdef DEBUG_gisburn
- fprintf(stderr, "BuildPrinterDb: using '%s'.\n", spooler_type->name);
-#endif /* DEBUG_gisburn */
- break;
- }
- }
-
- free(spnamelist);
- }
-
- MergeNameMap();
- FreeNameMap();
-
- /* Create the attribute stores for all printers */
- CreatePrinterAttrs();
-
- /*
- * Find the drivers for each printers, and store the driver names
- * in the printerDb
- */
- StoreDriverNames();
- StoreDescriptors();
-
- if(freeConfigFileName)
- {
- xfree(configFileName);
- configFileName = (char *)NULL;
- }
-
- return printerDb;
-}
-
-static void
-FreeDriverMap(DriverMapPtr driverMap)
-{
- DriverMapPtr pCurEntry, pNextEntry;
-
- for(pCurEntry = driverMap, pNextEntry = (DriverMapPtr)NULL;
- pCurEntry != (DriverMapPtr)NULL; pCurEntry = pNextEntry)
- {
- pNextEntry = pCurEntry->next;
- if(pCurEntry->driverName != (char *)NULL)
- xfree(pCurEntry->driverName);
- xfree(pCurEntry);
- }
-}
-
-/*
- * XpRehashPrinterList rebuilds the list of printers known to the
- * server. It first walks the printerDb to build a table mapping
- * driver names and screen numbers, since this is not an easy mapping
- * to change in the sample server. The normal configuration files are
- * then read & parsed to create the new list of printers. Printers
- * which require drivers other than those already initialized are
- * deleted from the printerDb. This leaves attribute stores in place
- * for inaccessible printers, but those stores will be cleaned up in
- * the next rehash or server recycle.
- */
-int
-XpRehashPrinterList(void)
-{
- PrinterDbPtr pEntry, pPrev;
- DriverMapPtr driverMap = (DriverMapPtr)NULL, pDrvEnt;
- int result;
-
- /* Build driverMap */
- for(pEntry = printerDb; pEntry != (PrinterDbPtr)NULL; pEntry = pEntry->next)
- {
- for(pDrvEnt = driverMap; pDrvEnt != (DriverMapPtr)NULL;
- pDrvEnt = pDrvEnt->next)
- {
- if(!strcmp(pEntry->driverName, pDrvEnt->driverName))
- break;
- }
-
- if(pDrvEnt != (DriverMapPtr)NULL)
- continue;
-
- if((pDrvEnt = (DriverMapPtr)xalloc(sizeof(DriverMapEntry))) ==
- (DriverMapPtr)NULL)
- {
- FreeDriverMap(driverMap);
- return BadAlloc;
- }
- pDrvEnt->driverName = strdup(pEntry->driverName);
- pDrvEnt->screenNum = pEntry->screenNum;
- pDrvEnt->next = driverMap;
- driverMap = pDrvEnt;
- }
-
- /* Free the old printerDb */
- FreePrinterDb();
-
- /* Free/Rehash attribute stores */
- if((result = XpRehashAttributes()) != Success)
- return result;
-
- /* Build a new printerDb */
- if(BuildPrinterDb() == (PrinterDbPtr)NULL)
- return BadAlloc;
-
- /* Walk PrinterDb & either store screenNum, or delete printerDb entry */
- for(pEntry = printerDb, pPrev = (PrinterDbPtr)NULL;
- pEntry != (PrinterDbPtr)NULL; pEntry = pEntry->next)
- {
- for(pDrvEnt = driverMap; pDrvEnt != (DriverMapPtr)NULL;
- pDrvEnt = pDrvEnt->next)
- {
- if(!strcmp(printerDb->driverName, pDrvEnt->driverName))
- break;
- }
-
- /*
- * Either store the screen number, or delete the printerDb entry.
- * Deleting the entry leaves orphaned attribute stores, but they'll
- * get cleaned up at the next rehash or server recycle.
- */
- if(pDrvEnt != (DriverMapPtr)NULL)
- {
- pEntry->screenNum = pDrvEnt->screenNum;
- pPrev = pEntry;
- }
- else {
- if(pPrev)
- pPrev->next = pEntry->next;
- else
- pPrev = pEntry->next;
- if(pEntry->name != (char *)NULL)
- xfree(pEntry->name);
- xfree(pEntry);
- pEntry = pPrev;
- }
- }
-
- FreeDriverMap(driverMap);
-
- return Success;
-}
-
-/*
- * ValidateFontDir looks for a valid font directory for the specified
- * printer model within the specified configuration directory. It returns
- * the directory name, or NULL if no valid font directory was found.
- * It is the caller's responsibility to free the returned font directory
- * name.
- */
-static char *
-ValidateFontDir(
- char *configDir,
- char *modelName)
-{
- char *pathName;
-
- if(!configDir || !modelName)
- return (char *)NULL;
-
- pathName = (char *)xalloc(strlen(configDir) + strlen(MODELDIRNAME) +
- strlen(modelName) + strlen(FONTDIRNAME) +
- strlen("fonts.dir") + 5);
- if(!pathName)
- return (char *)NULL;
- sprintf(pathName, "%s/%s/%s/%s/%s", configDir, MODELDIRNAME, modelName,
- FONTDIRNAME, "fonts.dir");
- if(access(pathName, R_OK) != 0)
- {
- xfree(pathName);
- return (char *)NULL;
- }
- pathName[strlen(pathName) - 9] = (char)'\0'; /* erase fonts.dir */
- return pathName;
-}
-
-/*
- * FindFontDir returns a pointer to the path name of the font directory
- * for the specified printer model name, if such a directory exists.
- * The directory contents are superficially checked for validity.
- * The caller must free the returned char *.
- *
- * We first look in the locale-specific model-config directory, and
- * then fall back to the C language model-config directory.
- */
-static char *
-FindFontDir(
- char *modelName)
-{
- char *configDir, *fontDir;
-
- if(!modelName || !strlen(modelName))
- return (char *)NULL;
-
- configDir = XpGetConfigDir(TRUE);
- if((fontDir = ValidateFontDir(configDir, modelName)))
- {
- xfree(configDir);
- return fontDir;
- }
-
- if(configDir)
- xfree(configDir);
- configDir = XpGetConfigDir(FALSE);
- fontDir = ValidateFontDir(configDir, modelName);
-
- xfree(configDir);
-
- return fontDir;
-}
-
-/*
- * AddToFontPath adds the specified font path element to the global
- * defaultFontPath string. It adds the keyword "PRINTER:" to the front
- * of the path to denote that this is a printer-specific font path
- * element.
- */
-static char PATH_PREFIX[] = "PRINTER:";
-static int PATH_PREFIX_LEN = sizeof(PATH_PREFIX) - 1; /* same as strlen() */
-
-static void
-AddToFontPath(
- char *pathName)
-{
- char *newPath;
- Bool freeOldPath;
-
- if(defaultFontPath == origFontPath)
- freeOldPath = FALSE;
- else
- freeOldPath = TRUE;
-
- newPath = (char *)xalloc(strlen(defaultFontPath) + strlen(pathName) +
- PATH_PREFIX_LEN + 2);
-
- sprintf(newPath, "%s%s,%s", PATH_PREFIX, pathName, defaultFontPath);
-
- if(freeOldPath)
- xfree(defaultFontPath);
-
- defaultFontPath = newPath;
- return;
-}
-
-/*
- * AugmentFontPath adds printer-model-specific font path elements to
- * the front of the font path global variable "defaultFontPath" (dix/globals.c).
- * We can't call SetFontPath() because the font code has not yet been
- * initialized when InitOutput is called (from whence this routine is called).
- *
- * This utilizes the static variables origFontPath and
- * freeDefaultFontPath to track the original contents of defaultFontPath,
- * and to properly free the modified version upon server recycle.
- */
-static void
-AugmentFontPath(void)
-{
- char *newPath, *modelID, **allIDs = (char **)NULL;
- PrinterDbPtr pDb, pDbEntry;
- int numModels, i;
-
- if(!origFontPath)
- origFontPath = defaultFontPath;
-
- if(freeDefaultFontPath)
- {
- xfree(defaultFontPath);
- defaultFontPath = origFontPath;
- freeDefaultFontPath = FALSE;
- }
-
- /*
- * Build a list of printer models to check for internal fonts.
- */
- for(pDbEntry = printerDb, numModels = 0;
- pDbEntry != (PrinterDbPtr)NULL;
- pDbEntry = pDbEntry->next)
- {
- modelID =
- (char*)XpGetPrinterAttribute(pDbEntry->name,
- "xp-model-identifier");
-
- if(modelID && strlen(modelID) != 0)
- {
- /* look for current model in the list of allIDs */
- for(i = 0; i < numModels; i++)
- {
- if(!strcmp(modelID, allIDs[i]))
- {
- modelID = (char *)NULL;
- break;
- }
- }
- }
-
- /*
- * If this printer's model-identifier isn't in the allIDs list,
- * then add it to allIDs.
- */
- if(modelID && strlen(modelID) != 0)
- {
- allIDs = (char **)xrealloc(allIDs, (numModels+2) * sizeof(char *));
- if(allIDs == (char **)NULL)
- return;
- allIDs[numModels] = modelID;
- allIDs[numModels + 1] = (char *)NULL;
- numModels++;
- }
- }
-
- /* for each model, check for a valid font directory, and add it to
- * the front of defaultFontPath.
- */
- for(i = 0; allIDs != (char **)NULL && allIDs[i] != (char *)NULL; i ++)
- {
- char *fontDir;
- if((fontDir = FindFontDir(allIDs[i])))
- {
- AddToFontPath(fontDir);
- xfree(fontDir);
- freeDefaultFontPath = TRUE;
- }
- }
-
- if(allIDs)
- xfree(allIDs);
-
- return;
-}
-
-/*
- * XpClientIsBitmapClient is called by the font code to find out if
- * a particular client should be granted access to bitmap fonts.
- * This function works by
- * calling XpContextOfClient (in Xserver/Xext/xprint.c) to determine
- * the context associated with the client, and then queries the context's
- * attributes to determine whether the bitmap fonts should be visible.
- * It looks at the value of the xp-listfonts-modes document/page attribute to
- * see if xp-list-glyph-fonts has been left out of the mode list. Only
- * if the xp-listfonts-modes attribute exists, and it does not contain
- * xp-list-glyph-fonts does this function return FALSE. In any other
- * case the funtion returns TRUE, indicating that the bitmap fonts
- * should be visible to the client.
- */
-Bool
-XpClientIsBitmapClient(
- ClientPtr client)
-{
- XpContextPtr pContext;
- char *mode;
-
- if(!(pContext = XpContextOfClient(client)))
- return TRUE;
-
- /*
- * Check the page attributes, and if it's not defined there, then
- * check the document attributes.
- */
- mode = XpGetOneAttribute(pContext, XPPageAttr, "xp-listfonts-modes");
- if(!mode || !strlen(mode))
- {
- mode = XpGetOneAttribute(pContext, XPDocAttr, "xp-listfonts-modes");
- if(!mode || !strlen(mode))
- return TRUE;
- }
-
- if(!strstr(mode, "xp-list-glyph-fonts"))
- return FALSE;
-
- return TRUE;
-}
-
-/*
- * XpClientIsPrintClient is called by the font code to find out if
- * a particular client has set a context which references a printer
- * which utilizes a particular font path.
- * This function works by calling XpContextOfClient
- * (in Xserver/Xext/xprint.c) to determine the context associated with
- * the client and then looks at the value of the xp-listfonts-modes
- * document/page attribute to see if xp-list-internal-printer-fonts has
- * been left out of the mode list.
- * If the xp-listfonts-modes attribute exists, and it does not contain
- * xp-list-internal-printer-fonts this function returns FALSE.
- * Otherwise it looks up the font directory for the context. The font
- * directory is then compared with the directory specified in the
- * FontPathElement which is passed in.
- */
-Bool
-XpClientIsPrintClient(
- ClientPtr client,
- FontPathElementPtr fpe)
-{
- XpContextPtr pContext;
- char *mode;
- char *modelID, *fontDir;
-
- if(!(pContext = XpContextOfClient(client)))
- return FALSE;
-
- /*
- * Check the page attributes, and if it's not defined there, then
- * check the document attributes.
- */
- mode = XpGetOneAttribute(pContext, XPPageAttr, "xp-listfonts-modes");
- if(!mode || !strlen(mode))
- {
- mode = XpGetOneAttribute(pContext, XPDocAttr, "xp-listfonts-modes");
- }
-
- if(mode && strlen(mode))
- {
- if(!strstr(mode, "xp-list-internal-printer-fonts"))
- return FALSE;
- }
-
- if (!fpe)
- return TRUE;
-
- modelID = XpGetOneAttribute(pContext, XPPrinterAttr, "xp-model-identifier");
- if(!modelID || !strlen(modelID))
- return FALSE;
-
- if(!(fontDir = FindFontDir(modelID)))
- return FALSE;
-
- /*
- * The grunge here is to ignore the PATH_PREFIX at the front of the
- * fpe->name.
- */
- if(fpe->name_length < PATH_PREFIX_LEN ||
- (strlen(fontDir) != (fpe->name_length - PATH_PREFIX_LEN)) ||
- strncmp(fontDir, fpe->name + PATH_PREFIX_LEN,
- fpe->name_length - PATH_PREFIX_LEN))
- {
- xfree(fontDir);
- return FALSE;
- }
- xfree(fontDir);
- return TRUE;
-}
-
-static void
-AddFormats(ScreenInfo *pScreenInfo, char *driverName)
-{
- int i, j;
- driverInitRec *pInitRec;
- int numDrivers = sizeof(driverInits)/sizeof(driverInitRec);
- PixmapFormatRec *formats;
- int numfmts;
-
- for (pInitRec = driverInits, i = 0; i < numDrivers; pInitRec++, i++)
- {
- if ( !strcmp( driverName, pInitRec->driverName ) )
- break;
- }
- if (i >= numDrivers)
- return;
- formats = pInitRec->pFmts;
- numfmts = pInitRec->numFmts;
- for (i = 0; i < numfmts && pScreenInfo->numPixmapFormats < MAXFORMATS; i++)
- {
- for (j = 0; j < pScreenInfo->numPixmapFormats; j++) {
- if (pScreenInfo->formats[j].depth == formats[i].depth &&
- pScreenInfo->formats[j].bitsPerPixel == formats[i].bitsPerPixel &&
- pScreenInfo->formats[j].scanlinePad == formats[i].scanlinePad)
- break;
- }
- if (j == pScreenInfo->numPixmapFormats) {
- pScreenInfo->formats[j] = formats[i];
- pScreenInfo->numPixmapFormats++;
- }
- }
-}
-
-/************************************************************
- * PrinterInitOutput --
- * This routine is to be called from a ddx's InitOutput
- * during the server startup initialization, and when
- * the server is to be reset. The routine creates the
- * screens associated with configured printers by calling
- * dix:AddScreen. The configuration information comes from a
- * database read from the X*printers file.
- *
- * Results:
- * The array of ScreenRec pointers referenced by
- * pScreenInfo->screen is increased by the addition
- * of the printer screen(s), as is the value of
- * pScreenInfo->numScreens. This is done via calls
- * to AddScreen() in dix.
- *
- ************************************************************/
-
-void
-PrinterInitOutput(
- ScreenInfo *pScreenInfo,
- int argc,
- char **argv)
-{
- PrinterDbPtr pDb, pDbEntry;
- int driverCount = 0, i;
- char **driverNames;
- char *configDir;
-
- /* This should NEVER happen, but... */
- if( !xprintInitGlobalsCalled )
- {
- FatalError("Internal error: PrinterInitGlobals() not called.");
- }
-#ifdef SMART_SCHEDULE
- /* |PrinterInitGlobals| should have set |SmartScheduleDisable| to
- * |TRUE| - if not we will trigger this safeguard. */
- if( SmartScheduleDisable != TRUE )
- {
- FatalError("Internal error: XF86 smart scheduler incompatible to Xprint DDX.");
- }
-#endif /* SMART_SCHEDULE */
- /* Safeguard for
- * http://pdx.freedesktop.org/cgi-bin/bugzilla/show_bug.cgi?id=567 ("Xorg
- * Xprt starts to consume 100% CPU when being idle for some time")
- * |PrinterInitGlobals| should have set |defaultScreenSaverTime| to
- * |0| - if not we will trigger this trap. */
- if( defaultScreenSaverTime != 0 )
- {
- FatalError("Internal screen saver must be OFF for printing.");
- }
-
- /* Print a warnung when the maximum request size of the BIGREQUESTS
- * extension is smaller than 8MB (see
- * http://xprint.freedesktop.org/cgi-bin/bugzilla/show_bug.cgi?id=622)
- */
- if (maxBigRequestSize < (8*1048576)-1) {
- ErrorF("Xp Extension: BIGREQUESTS max. request is currently %ld bytes "
- ", recommemded minimum for Xprint is 8MB.\n", (long)maxBigRequestSize);
- }
-
- /*
- * this little test is just a warning at startup to make sure
- * that the config directory exists.
- *
- * what this ugly looking if says is that if both ways of
- * calling configDir works and both directories don't exist,
- * then print an error saying we can't find the non-lang one.
- */
- if (((configDir = XpGetConfigDir(TRUE)) != NULL) &&
- (access(configDir, F_OK) == 0))
- {
- xfree(configDir);
- }
- else if (((configDir = XpGetConfigDir(FALSE)) != NULL) &&
- (access(configDir, F_OK) == 0))
- {
- xfree(configDir);
- }
- else {
- /* Refuse to start when we do not have our config dir... */
- FatalError("Xp Extension: could not find config dir %s\n",
- configDir ? configDir : XPRINTDIR);
- }
-
- if(printerDb != (PrinterDbPtr)NULL)
- FreePrinterDb();
-
- /*
- * Calling BuildPrinterDb serves to build the printer database,
- * and to initialize the attribute store for each printer.
- * The driver can, if it so desires, modify the attribute
- * store at a later time.
- */
- if((pDb = BuildPrinterDb()) == (PrinterDbPtr)NULL) return;
-
- /*
- * We now have to decide how many screens to initialize, and call
- * AddScreen for each one. The printerDb must be properly initialized
- * for at least one screen's worth of printers prior to calling AddScreen
- * because InitPrintDrivers reads the printerDb to determine which
- * driver(s) to init on a particular screen.
- * We put each driver's printers on a different
- * screen, and call AddScreen for each screen/driver pair.
- */
- /* count the number of printers */
- for(pDbEntry = pDb, driverCount = 0; pDbEntry != (PrinterDbPtr)NULL;
- pDbEntry = pDbEntry->next, driverCount++)
- ;
- /*
- * Allocate memory for the worst case - a driver per printer
- */
- driverNames = (char **)xalloc(sizeof(char *) * driverCount);
-
- /*
- * Assign the driver for the first printer to the first screen
- */
- pDb->screenNum = screenInfo.numScreens;
- driverNames[0] = pDb->driverName;
- driverCount = 1;
- AddFormats(pScreenInfo, pDb->driverName);
-
- /*
- * For each printer, look to see if its driver is already assigned
- * to a screen, and if so copy that screen number into the printerDb.
- * Otherwise, assign a new screen number to the driver for this
- * printer.
- */
- for(pDbEntry = pDb; pDbEntry != (PrinterDbPtr)NULL;
- pDbEntry = pDbEntry->next)
- {
- Bool foundMatch;
-
- for(i = 0, foundMatch = FALSE; i < driverCount; i++)
- {
- if(!strcmp(driverNames[i], pDbEntry->driverName))
- {
- foundMatch = TRUE;
- pDbEntry->screenNum = screenInfo.numScreens + i;
- break;
- }
- }
- if(foundMatch == FALSE)
- {
- driverNames[driverCount] = pDbEntry->driverName;
- pDbEntry->screenNum = screenInfo.numScreens + driverCount;
- AddFormats(pScreenInfo, pDbEntry->driverName);
- driverCount++;
- }
- }
-
- for(i = 0; i < driverCount; i++)
- {
- int curScreen = screenInfo.numScreens;
- if(AddScreen(InitPrintDrivers, argc, argv) < 0)
- {
- PrinterDbPtr pPrev;
- /*
- * AddScreen failed, so we pull the associated printers
- * from the list.
- */
- ErrorF("Xp Extension: Could not add screen for driver %s\n",
- driverNames[i]);
- for(pPrev = pDbEntry = printerDb; pDbEntry != (PrinterDbPtr)NULL;
- pDbEntry = pDbEntry->next)
- {
- if(pDbEntry->screenNum == curScreen)
- {
- if(pPrev == printerDb)
- {
- printerDb = pDbEntry->next;
- pPrev = printerDb;
- }
- else
- pPrev->next = pDbEntry->next;
-
- xfree(pDbEntry->name);
- xfree(pDbEntry);
- pDbEntry = pPrev;
- }
- else
- {
- if(pDbEntry->screenNum > curScreen)
- pDbEntry->screenNum--;
- pPrev = pDbEntry;
- }
- }
- }
- }
-
- xfree(driverNames);
-
- AugmentFontPath();
-
- if(pScreenInfo->numScreens > MAXSCREENS)
- {
- ErrorF("The number of printer screens requested ");
- ErrorF("exceeds the allowable limit of %d screens.\n", MAXSCREENS);
- ErrorF("Please reduce the number of requested printers in your ");
- ErrorF("\nX%sprinters file.", display);
- ErrorF("Server exiting...\n");
- exit(-1);
- }
-}
-
-/*
- * InitPrintDrivers is called from dix:AddScreen. It in turn calls the
- * driver initialization routine for any and all drivers which are
- * implicated in supporting printers on the particular screen number
- * specified by the "index" parameter. The printerDb variable is used
- * to determine which printers are to be associated with a particular
- * screen.
- */
-static Bool
-InitPrintDrivers(
- int index,
- ScreenPtr pScreen,
- int argc,
- char **argv)
-{
- PrinterDbPtr pDb, pDb2;
-
- GenericScreenInit(index, pScreen, argc, argv);
-
- for(pDb = printerDb; pDb != (PrinterDbPtr)NULL; pDb = pDb->next)
- {
- if(pDb->screenNum == index)
- {
- Bool callInit = TRUE;
- for(pDb2 = printerDb; pDb2 != pDb; pDb2 = pDb2->next)
- {
- if(!strcmp(pDb->driverName, pDb2->driverName))
- {
- callInit = FALSE;
- break;
- }
- }
- if(callInit == TRUE)
- {
- Bool (*initFunc)();
- initFunc = GetInitFunc(pDb->driverName);
- if(initFunc(index, pScreen, argc, argv) == FALSE)
- {
- /* XXX - What do I do if the driver's init fails? */
- }
- }
- }
- }
- return TRUE;
-}
-
-void
-_XpVoidNoop(void)
-{
- return;
-}
-
-Bool
-_XpBoolNoop(void)
-{
- return TRUE;
-}
-
-/*
- * GenericScreenInit - The common initializations required by all
- * printer screens and drivers. It sets the screen's cursor functions
- * to Noops, and computes the maximum screen (i.e. medium) dimensions.
- */
-
-static void
-GenericScreenInit(
- int index,
- ScreenPtr pScreen,
- int argc,
- char **argv)
-{
- int i;
- float fWidth, fHeight, maxWidth, maxHeight;
- unsigned short width, height;
- PrinterDbPtr pDb, pDb2;
- int res, maxRes;
-
- /*
- * Set the cursor ops to no-op functions.
- */
- pScreen->DisplayCursor = (DisplayCursorProcPtr)_XpBoolNoop;
- pScreen->RealizeCursor = (RealizeCursorProcPtr)_XpBoolNoop;
- pScreen->UnrealizeCursor = (UnrealizeCursorProcPtr)_XpBoolNoop;
- pScreen->SetCursorPosition = (SetCursorPositionProcPtr)_XpBoolNoop;
- pScreen->ConstrainCursor = (ConstrainCursorProcPtr)_XpVoidNoop;
- pScreen->CursorLimits = (CursorLimitsProcPtr)_XpVoidNoop;
- pScreen->RecolorCursor = (RecolorCursorProcPtr)_XpVoidNoop;
-
- /*
- * Find the largest paper size for all the printers on the given
- * screen.
- */
- maxRes = 0;
- maxWidth = maxHeight = 0.0;
- for( pDb = printerDb; pDb != (PrinterDbPtr)NULL; pDb = pDb->next)
- {
- if(pDb->screenNum == index)
- {
-
- XpValidatePoolsRec *pValRec;
- pVFunc dimensionsFunc;
-
- GetDimFuncAndRec(pDb->driverName, &pValRec, &dimensionsFunc);
- if(dimensionsFunc != (pVFunc)NULL)
- dimensionsFunc(pDb->name, pValRec, &fWidth, &fHeight, &res);
- else
- XpGetMaxWidthHeightRes(pDb->name, pValRec, &fWidth,
- &fHeight, &res);
- if( res > maxRes )
- maxRes = res;
- if( fWidth > maxWidth )
- maxWidth = fWidth;
- if( fHeight > maxHeight )
- maxHeight = fHeight;
- }
- }
-
- width = (unsigned short) (maxWidth * maxRes / 25.4);
- height = (unsigned short) (maxHeight * maxRes / 25.4);
- pScreen->width = pScreen->height = ( width > height ) ? width :
- height;
-
- pScreen->mmWidth = pScreen->mmHeight = ( maxWidth > maxHeight ) ?
- (unsigned short)(maxWidth + 0.5) :
- (unsigned short)(maxHeight + 0.5);
-}
-
-/*
- * QualifyName - takes an unqualified file name such as X6printers and
- * a colon-separated list of directory path names such as
- * /etc/opt/dt:/opt/dt/config.
- *
- * Returns a fully qualified file path name such as /etc/opt/dt/X6printers.
- * The returned value is malloc'd, and the caller is responsible for
- * freeing the associated memory.
- */
-static char *
-QualifyName(fileName, searchPath)
- char *fileName;
- char *searchPath;
-{
- char * curPath = searchPath;
- char * nextPath;
- char * chance;
- FILE *pFile;
-
- if (fileName == NULL || searchPath == NULL)
- return NULL;
-
- while (1) {
- if ((nextPath = strchr(curPath, ':')) != NULL)
- *nextPath = 0;
-
- chance = (char *)xalloc(strlen(curPath) + strlen(fileName) + 2);
- sprintf(chance,"%s/%s",curPath,fileName);
-
- /* see if we can read from the file */
- if((pFile = fopen(chance, "r")) != (FILE *)NULL)
- {
- fclose(pFile);
- /* ... restore the colon, .... */
- if (nextPath)
- *nextPath = ':';
-
- return chance;
- }
-
- xfree(chance);
-
- if (nextPath == NULL) /* End of path list? */
- break;
-
- /* try the next path */
- curPath = nextPath + 1;
- }
- return NULL;
-}
-
-/*
- * FillPrinterListEntry fills in a single XpDiListEntry element with data
- * derived from the supplied PrinterDbPtr element.
- *
- * XXX A smarter (i.e. future) version of this routine might inspect the
- * XXX "locale" parameter and attempt to match the "description" and
- * XXX "localeName" elements of the XpDiListEntry to the specified locale.
- */
-static void
-FillPrinterListEntry(
- XpDiListEntry *pEntry,
- PrinterDbPtr pDb,
- int localeLen,
- char *locale)
-{
- static char *localeStr = (char *)NULL;
-
- if(localeStr == (char *)NULL)
- localeStr = strdup(setlocale(LC_ALL, (const char *)NULL));
-
- pEntry->name = pDb->name;
- pEntry->description =
- (char*)XpGetPrinterAttribute(pDb->name, "descriptor");
- pEntry->localeName = localeStr;
- pEntry->rootWinId = WindowTable[pDb->screenNum]->drawable.id;
-}
-
-/*
- * GetPrinterListInfo fills in the XpDiListEntry struct pointed to by the
- * parameter pEntry with the information regarding the printer specified
- * by the name and nameLen parameters. The pointers placed in the
- * XpDiListEntry structure MUST NOT be freed by the caller. They are
- * pointers into existing long-lived databases.
- *
- */
-static Bool
-GetPrinterListInfo(
- XpDiListEntry *pEntry,
- int nameLen,
- char *name,
- int localeLen,
- char *locale)
-{
- PrinterDbPtr pDb, pDb2;
-
- for(pDb = printerDb; pDb != (PrinterDbPtr)NULL; pDb = pDb->next)
- {
- if(strlen(pDb->name) == nameLen && !strncmp(pDb->name, name, nameLen))
- {
- FillPrinterListEntry(pEntry, pDb, localeLen, locale);
- return TRUE;
- }
- }
- return FALSE;
-}
-
-/*
- * XpDiFreePrinterList is the approved method of releasing memory used
- * for a printer list.
- */
-void
-XpDiFreePrinterList(XpDiListEntry **list)
-{
- int i;
-
- for(i = 0; list[i] != (XpDiListEntry *)NULL; i++)
- xfree(list[i]);
- xfree(list);
-}
-
-/*
- * XpDiGetPrinterList returns a pointer to a NULL-terminated array of
- * XpDiListEntry pointers. Each entry structure contains the name,
- * description, root window, and locale of a printer. The call returns
- * either a list of all printers configured on the server, or it returns
- * the information for one specific printer depending on the values passed
- * in. Non-NULL values passed in indicate that only the information for
- * the one specific printer is desired, while NULL values indicate that
- * the information for all printers is desired.
- */
-XpDiListEntry **
-XpDiGetPrinterList(
- int nameLen,
- char *name,
- int localeLen,
- char *locale)
-{
- XpDiListEntry **pList;
-
- if(!nameLen || name == (char *)NULL)
- {
- int i;
- PrinterDbPtr pDb, pDb2;
-
- for(pDb = printerDb, i = 0; pDb != (PrinterDbPtr)NULL;
- pDb = pDb->next, i++)
- ;
-
- if((pList = (XpDiListEntry **)xalloc((i+1) * sizeof(XpDiListEntry *)))
- == (XpDiListEntry **)NULL)
- return pList;
-
- pList[i] = (XpDiListEntry *)NULL;
- for(pDb = printerDb, i = 0; pDb != (PrinterDbPtr)NULL;
- pDb = pDb->next, i++)
- {
- if((pList[i] = (XpDiListEntry *)xalloc(sizeof(XpDiListEntry)))==
- (XpDiListEntry *)NULL)
- {
- XpDiFreePrinterList(pList);
- return (XpDiListEntry **)NULL;
- }
- FillPrinterListEntry(pList[i], pDb, localeLen, locale);
- }
- }
- else
- {
- if((pList = (XpDiListEntry **)xalloc(2 * sizeof(XpDiListEntry *))) ==
- (XpDiListEntry **)NULL)
- return pList;
-
- if((pList[0] = (XpDiListEntry *)xalloc(sizeof(XpDiListEntry))) ==
- (XpDiListEntry *)NULL)
- {
- xfree(pList);
- return (XpDiListEntry **)NULL;
- }
- pList[1] = (XpDiListEntry *)NULL;
- if(GetPrinterListInfo(pList[0], nameLen, name, localeLen, locale) ==
- FALSE)
- {
- xfree(pList[0]);
- pList[0] = (XpDiListEntry *)NULL;
- }
- }
- return pList;
-}
-
-WindowPtr
-XpDiValidatePrinter(char *printerName, int printerNameLen)
-{
- PrinterDbPtr pCurEntry;
- WindowPtr pWin;
-
- for(pCurEntry = printerDb;
- pCurEntry != (PrinterDbPtr)NULL; pCurEntry = pCurEntry->next)
- {
- if(strlen(pCurEntry->name) == printerNameLen &&
- !strncmp(pCurEntry->name, printerName, printerNameLen))
- return WindowTable[pCurEntry->screenNum];
- }
- return (WindowPtr)NULL;
-}
-
-/*
- * XpDiGetDriverName takes a screen index and a printer name, and returns
- * a pointer to the name of the driver to be used for the specified printer
- * on the specified screen.
- */
-char *
-XpDiGetDriverName(int index, char *printerName)
-{
-
- PrinterDbPtr pCurEntry;
-
- for(pCurEntry = printerDb;
- pCurEntry != (PrinterDbPtr)NULL; pCurEntry = pCurEntry->next)
- {
- if(pCurEntry->screenNum == index &&
- !strcmp(pCurEntry->name, printerName))
- return pCurEntry->driverName;
- }
-
- return (char *)NULL; /* XXX Should we supply a default driverName? */
-}
-