diff options
Diffstat (limited to 'nx-X11/lib/Xp/XpPrinter.c')
| -rw-r--r-- | nx-X11/lib/Xp/XpPrinter.c | 248 |
1 files changed, 248 insertions, 0 deletions
diff --git a/nx-X11/lib/Xp/XpPrinter.c b/nx-X11/lib/Xp/XpPrinter.c new file mode 100644 index 000000000..7ed33b706 --- /dev/null +++ b/nx-X11/lib/Xp/XpPrinter.c @@ -0,0 +1,248 @@ +/* $Xorg: XpPrinter.c,v 1.4 2000/08/17 19:46:07 cpqbld Exp $ */ +/****************************************************************************** + ****************************************************************************** + ** + ** (c) Copyright 1996 Hewlett-Packard Company + ** (c) Copyright 1996 International Business Machines Corp. + ** (c) Copyright 1996 Sun Microsystems, Inc. + ** (c) Copyright 1996 Novell, Inc. + ** (c) Copyright 1996 Digital Equipment Corp. + ** (c) Copyright 1996 Fujitsu Limited + ** (c) Copyright 1996 Hitachi, Ltd. + ** + ** 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. + ** + ****************************************************************************** + *****************************************************************************/ +/* $XFree86: xc/lib/Xp/XpPrinter.c,v 1.8 2001/04/01 14:00:02 tsi Exp $ */ + +#define NEED_REPLIES + +#ifdef HAVE_CONFIG_H +#include <config.h> +#endif +#include <X11/extensions/Printstr.h> +#include <X11/Xlibint.h> +#include "XpExtUtil.h" + +#define _XpPadOut(len) (((len) + 3) & ~3) + +XPPrinterList +XpGetPrinterList ( + Display *dpy, + char *printer_name, + int *list_count /* return value */ +) +{ + xPrintGetPrinterListReq *req; + xPrintGetPrinterListReply rep; + + int printer_name_len, locale_len; + char *locale; + + /* For decoding the variable portion of Reply */ + long dataLenVR; + CARD8 *dataVR; /* aka STRING8 */ + + XPPrinterList ptr_list; + + XExtDisplayInfo *info = (XExtDisplayInfo *) xp_find_display (dpy); + + /* For converting root winID to corresponding ScreenPtr */ + int i; + + + if (XpCheckExtInit(dpy, XP_DONT_CHECK) == -1) + return ( (XPPrinterList) NULL ); /* No such extension */ + + /* + * Fetch locale information. Note: XpGetLocaleNetString has + * a thread-safe mutex on _Xglobal_lock. + */ + locale = XpGetLocaleNetString(); + + LockDisplay (dpy); + + GetReq(PrintGetPrinterList,req); + req->reqType = info->codes->major_opcode; + req->printReqType = X_PrintGetPrinterList; + + /* + * Compute lengths of variable portions. + */ + if ( printer_name == (char *) NULL ) + req->printerNameLen = 0; + else if ( *printer_name == (char) NULL ) + req->printerNameLen = 0; + else { + printer_name_len = strlen( printer_name ); + req->length += _XpPadOut(printer_name_len) >> 2; + req->printerNameLen = (unsigned long) printer_name_len; + } + + if ( locale == (char *) NULL ) + req->localeLen = 0; + else if ( *locale == (char) NULL ) + req->localeLen = 0; + else { + locale_len = strlen( locale ); + req->length += _XpPadOut(locale_len) >> 2; + req->localeLen = (unsigned long) locale_len; + } + + /* + * Attach variable data. + */ + if (req->printerNameLen) + Data( dpy, (char *) printer_name, (long) req->printerNameLen ); + + if (req->localeLen) + Data( dpy, (char *) locale, (long) req->localeLen ); + + if (! _XReply (dpy, (xReply *) &rep, 0, xFalse)) { + UnlockDisplay(dpy); + SyncHandle(); + return ( (XPPrinterList) NULL ); /* error */ + } + + XFree(locale); + + *list_count = rep.listCount; + + if (*list_count) { + ptr_list = (XPPrinterList) + Xmalloc( (unsigned) (sizeof(XPPrinterRec) * (*list_count + 1))); + + if (!ptr_list) { + UnlockDisplay(dpy); + SyncHandle(); + return ( (XPPrinterList) NULL ); /* malloc error */ + } + + /* + * NULL last entry so XpFreePrinterList can work without a list_count + */ + ptr_list[*list_count].name = (char *) NULL; + ptr_list[*list_count].desc = (char *) NULL; + + for ( i = 0; i < *list_count; i++ ) { + /* + * Pull printer length and then name. + */ + _XRead32 (dpy, &dataLenVR, (long) sizeof(CARD32) ); + + if (dataLenVR) { + dataVR = (CARD8 *) Xmalloc( (unsigned) dataLenVR + 1 ); + + if (!dataVR) { + UnlockDisplay(dpy); + SyncHandle(); + return ( (XPPrinterList) NULL ); /* malloc error */ + } + + _XReadPad (dpy, (char *) dataVR, (long) dataLenVR); + dataVR[dataLenVR] = 0; + ptr_list[i].name = (char *) dataVR; + } + else { + ptr_list[i].name = (char *) NULL; + } + + /* + * Pull localized description length and then description. + */ + _XRead32 (dpy, &dataLenVR, (long) sizeof(CARD32) ); + + if (dataLenVR) { + dataVR = (CARD8 *) Xmalloc( (unsigned) dataLenVR + 1 ); + + if (!dataVR) { + UnlockDisplay(dpy); + SyncHandle(); + return ( (XPPrinterList) NULL ); /* malloc error */ + } + + _XReadPad (dpy, (char *) dataVR, (long) dataLenVR); + dataVR[dataLenVR] = 0; + ptr_list[i].desc = (char *) dataVR; + } + else { + ptr_list[i].desc = (char *) NULL; + } + } + } + else { + ptr_list = (XPPrinterList) NULL; + } + + UnlockDisplay(dpy); + SyncHandle(); + + return ( ptr_list ); +} + + +void +XpFreePrinterList ( + XPPrinterList printer_list +) +{ + int i; + + + if ( printer_list == NULL ) + return; + + i = 0; + while (printer_list[i].name != NULL) { + Xfree( (char *) printer_list[i].name ); + Xfree( (char *) printer_list[i].desc ); + i++; + } + + Xfree( (char *) printer_list ); +} + + +void +XpRehashPrinterList ( + Display *dpy +) +{ + xPrintRehashPrinterListReq *req; + XExtDisplayInfo *info = (XExtDisplayInfo *) xp_find_display (dpy); + + + if (XpCheckExtInit(dpy, XP_INITIAL_RELEASE) == -1) + return; /* NoSuchExtension */ + + LockDisplay (dpy); + + GetReq(PrintRehashPrinterList,req); + req->reqType = info->codes->major_opcode; + req->printReqType = X_PrintRehashPrinterList; + + UnlockDisplay (dpy); + SyncHandle (); +} + |