diff options
Diffstat (limited to 'nx-X11/lib/X11/Font.c')
| -rw-r--r-- | nx-X11/lib/X11/Font.c | 708 |
1 files changed, 0 insertions, 708 deletions
diff --git a/nx-X11/lib/X11/Font.c b/nx-X11/lib/X11/Font.c deleted file mode 100644 index 6bbab3f19..000000000 --- a/nx-X11/lib/X11/Font.c +++ /dev/null @@ -1,708 +0,0 @@ -/* - -Copyright 1986, 1998 The Open Group -Copyright (c) 2000 The XFree86 Project, Inc. - -Permission to use, copy, modify, distribute, and sell this software and its -documentation for any purpose is hereby granted without fee, provided that -the above copyright notice appear in all copies and that both that -copyright notice and this permission notice appear in supporting -documentation. - -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 -X CONSORTIUM OR THE XFREE86 PROJECT 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 name of the X Consortium or of the -XFree86 Project shall not be used in advertising or otherwise to promote the -sale, use or other dealings in this Software without prior written -authorization from the X Consortium and the XFree86 Project. - -*/ - -#ifdef HAVE_CONFIG_H -#include <config.h> -#endif -#include "Xlibint.h" -#include <limits.h> - -#if defined(XF86BIGFONT) -#define USE_XF86BIGFONT -#endif -#ifdef USE_XF86BIGFONT -#include <sys/types.h> -#ifdef HAS_SHM -#include <sys/ipc.h> -#include <sys/shm.h> -#endif - -#include <stdio.h> -#include <stdlib.h> -#include <nx-X11/extensions/xf86bigfproto.h> -#endif - -#include "Xlcint.h" -#include "XlcPubI.h" - - -static XFontStruct *_XQueryFont( - Display* /* dpy */, - Font /* fid */, - unsigned long /* seq */ -); - -#ifdef USE_XF86BIGFONT - -/* Private data for this extension. */ -typedef struct { - XExtCodes *codes; - CARD32 serverSignature; - CARD32 serverCapabilities; -} XF86BigfontCodes; - -/* Additional bit masks that can be set in serverCapabilities */ -#define CAP_VerifiedLocal 256 - -static XF86BigfontCodes *_XF86BigfontCodes( - Display* /* dpy */ -); - -static XFontStruct *_XF86BigfontQueryFont( - Display* /* dpy */, - XF86BigfontCodes* /* extcodes */, - Font /* fid */, - unsigned long /* seq */ -); - -void _XF86BigfontFreeFontMetrics( - XFontStruct* /* fs */ -); - -#endif /* USE_XF86BIGFONT */ - - -XFontStruct *XLoadQueryFont( - register Display *dpy, - _Xconst char *name) -{ - XFontStruct *font_result; - register long nbytes; - Font fid; - xOpenFontReq *req; - unsigned long seq; -#ifdef USE_XF86BIGFONT - XF86BigfontCodes *extcodes = _XF86BigfontCodes(dpy); -#endif - - if (_XF86LoadQueryLocaleFont(dpy, name, &font_result, (Font *)0)) - return font_result; - LockDisplay(dpy); - GetReq(OpenFont, req); - seq = dpy->request; - nbytes = req->nbytes = name ? strlen(name) : 0; - req->fid = fid = XAllocID(dpy); - req->length += (nbytes+3)>>2; - Data (dpy, name, nbytes); - font_result = NULL; -#ifdef USE_XF86BIGFONT - if (extcodes) { - font_result = _XF86BigfontQueryFont(dpy, extcodes, fid, seq); - seq = 0; - } -#endif - if (!font_result) - font_result = _XQueryFont(dpy, fid, seq); - UnlockDisplay(dpy); - SyncHandle(); - return font_result; -} - -XFontStruct *XQueryFont ( - register Display *dpy, - Font fid) -{ - XFontStruct *font_result; -#ifdef USE_XF86BIGFONT - XF86BigfontCodes *extcodes = _XF86BigfontCodes(dpy); -#endif - - LockDisplay(dpy); - font_result = NULL; -#ifdef USE_XF86BIGFONT - if (extcodes) { - font_result = _XF86BigfontQueryFont(dpy, extcodes, fid, 0L); - } -#endif - if (!font_result) - font_result = _XQueryFont(dpy, fid, 0L); - UnlockDisplay(dpy); - SyncHandle(); - return font_result; -} - -int -XFreeFont( - register Display *dpy, - XFontStruct *fs) -{ - register xResourceReq *req; - register _XExtension *ext; - - LockDisplay(dpy); - /* call out to any extensions interested */ - for (ext = dpy->ext_procs; ext; ext = ext->next) - if (ext->free_Font) (*ext->free_Font)(dpy, fs, &ext->codes); - GetResReq (CloseFont, fs->fid, req); - UnlockDisplay(dpy); - SyncHandle(); - if (fs->per_char) { -#ifdef USE_XF86BIGFONT - _XF86BigfontFreeFontMetrics(fs); -#else - Xfree (fs->per_char); -#endif - } - _XFreeExtData(fs->ext_data); - - Xfree (fs->properties); - Xfree (fs); - return 1; -} - - -static XFontStruct * -_XQueryFont ( - register Display *dpy, - Font fid, - unsigned long seq) -{ - register XFontStruct *fs; - unsigned long nbytes; - unsigned long reply_left; /* unused data words left in reply buffer */ - xQueryFontReply reply; - register xResourceReq *req; - register _XExtension *ext; - _XAsyncHandler async; - _XAsyncErrorState async_state; - - if (seq) { - async_state.min_sequence_number = seq; - async_state.max_sequence_number = seq; - async_state.error_code = BadName; - async_state.major_opcode = X_OpenFont; - async_state.minor_opcode = 0; - async_state.error_count = 0; - async.next = dpy->async_handlers; - async.handler = _XAsyncErrorHandler; - async.data = (XPointer)&async_state; - dpy->async_handlers = &async; - } - GetResReq(QueryFont, fid, req); - if (!_XReply (dpy, (xReply *) &reply, - ((SIZEOF(xQueryFontReply) - SIZEOF(xReply)) >> 2), xFalse)) { - if (seq) - DeqAsyncHandler(dpy, &async); - return (XFontStruct *)NULL; - } - if (seq) - DeqAsyncHandler(dpy, &async); - reply_left = reply.length - - ((SIZEOF(xQueryFontReply) - SIZEOF(xReply)) >> 2); - if (! (fs = Xmalloc (sizeof (XFontStruct)))) { - _XEatDataWords(dpy, reply_left); - return (XFontStruct *)NULL; - } - fs->ext_data = NULL; - fs->fid = fid; - fs->direction = reply.drawDirection; - fs->min_char_or_byte2 = reply.minCharOrByte2; - fs->max_char_or_byte2 = reply.maxCharOrByte2; - fs->min_byte1 = reply.minByte1; - fs->max_byte1 = reply.maxByte1; - fs->default_char = reply.defaultChar; - fs->all_chars_exist = reply.allCharsExist; - fs->ascent = cvtINT16toInt (reply.fontAscent); - fs->descent = cvtINT16toInt (reply.fontDescent); - - /* XXX the next two statements won't work if short isn't 16 bits */ - fs->min_bounds = * (XCharStruct *) &reply.minBounds; - fs->max_bounds = * (XCharStruct *) &reply.maxBounds; - - fs->n_properties = reply.nFontProps; - /* - * if no properties defined for the font, then it is bad - * font, but shouldn't try to read nothing. - */ - fs->properties = NULL; - if (fs->n_properties > 0) { - /* nFontProps is a CARD16 */ - nbytes = reply.nFontProps * SIZEOF(xFontProp); - if ((nbytes >> 2) <= reply_left) { - size_t pbytes = reply.nFontProps * sizeof(XFontProp); - fs->properties = Xmalloc (pbytes); - } - if (! fs->properties) { - Xfree(fs); - _XEatDataWords(dpy, reply_left); - return (XFontStruct *)NULL; - } - _XRead32 (dpy, (long *)fs->properties, nbytes); - reply_left -= (nbytes >> 2); - } - /* - * If no characters in font, then it is a bad font, but - * shouldn't try to read nothing. - */ - fs->per_char = NULL; - if (reply.nCharInfos > 0){ - /* nCharInfos is a CARD32 */ - if (reply.nCharInfos < (INT_MAX / sizeof(XCharStruct))) { - nbytes = reply.nCharInfos * SIZEOF(xCharInfo); - if ((nbytes >> 2) <= reply_left) { - size_t cibytes = reply.nCharInfos * sizeof(XCharStruct); - fs->per_char = Xmalloc (cibytes); - } - } - if (! fs->per_char) { - Xfree(fs->properties); - Xfree(fs); - _XEatDataWords(dpy, reply_left); - return (XFontStruct *)NULL; - } - - _XRead16 (dpy, (char *)fs->per_char, nbytes); - } - - /* call out to any extensions interested */ - for (ext = dpy->ext_procs; ext; ext = ext->next) - if (ext->create_Font) (*ext->create_Font)(dpy, fs, &ext->codes); - return fs; -} - -#ifdef USE_XF86BIGFONT - -/* Magic cookie for finding the right XExtData structure on the display's - extension list. */ -static int XF86BigfontNumber = 1040697125; - -static int -_XF86BigfontFreeCodes ( - XExtData *extension) -{ - /* Don't Xfree(extension->private_data) because it is on the same malloc - chunk as extension. */ - /* Don't Xfree(extension->private_data->codes) because this is shared with - the display's ext_procs list. */ - return 0; -} - -static XF86BigfontCodes * -_XF86BigfontCodes ( - register Display *dpy) -{ - XEDataObject dpy_union; - XExtData *pData; - XF86BigfontCodes *pCodes; - char *envval; - - dpy_union.display = dpy; - - /* If the server is known to support the XF86Bigfont extension, - * return the extension codes. If the server is known to not support - * the extension, don't bother checking again. - */ - pData = XFindOnExtensionList(XEHeadOfExtensionList(dpy_union), - XF86BigfontNumber); - if (pData) - return (XF86BigfontCodes *) pData->private_data; - - pData = Xmalloc(sizeof(XExtData) + sizeof(XF86BigfontCodes)); - if (!pData) { - /* Out of luck. */ - return (XF86BigfontCodes *) NULL; - } - - /* See if the server supports the XF86Bigfont extension. */ - envval = getenv("XF86BIGFONT_DISABLE"); /* Let the user disable it. */ - if (envval != NULL && envval[0] != '\0') - pCodes = NULL; - else { - XExtCodes *codes = XInitExtension(dpy, XF86BIGFONTNAME); - if (codes == NULL) - pCodes = NULL; - else { - pCodes = (XF86BigfontCodes *) &pData[1]; - pCodes->codes = codes; - } - } - pData->number = XF86BigfontNumber; - pData->private_data = (XPointer) pCodes; - pData->free_private = _XF86BigfontFreeCodes; - XAddToExtensionList(XEHeadOfExtensionList(dpy_union), pData); - if (pCodes) { - int result; - - /* See if the server supports the XF86BigfontQueryFont request. */ - xXF86BigfontQueryVersionReply reply; - register xXF86BigfontQueryVersionReq *req; - - LockDisplay(dpy); - - GetReq(XF86BigfontQueryVersion, req); - req->reqType = pCodes->codes->major_opcode; - req->xf86bigfontReqType = X_XF86BigfontQueryVersion; - - result = _XReply (dpy, (xReply *) &reply, - (SIZEOF(xXF86BigfontQueryVersionReply) - SIZEOF(xReply)) >> 2, - xFalse); - - UnlockDisplay(dpy); - SyncHandle(); - - if(!result) - goto ignore_extension; - - /* No need to provide backward compatibility with version 1.0. It - was never widely distributed. */ - if (!(reply.majorVersion > 1 - || (reply.majorVersion == 1 && reply.minorVersion >= 1))) - goto ignore_extension; - - pCodes->serverSignature = reply.signature; - pCodes->serverCapabilities = reply.capabilities; - } - return pCodes; - - ignore_extension: - /* No need to Xfree(pCodes) or Xfree(pCodes->codes), see - _XF86BigfontFreeCodes comment. */ - pCodes = (XF86BigfontCodes *) NULL; - pData->private_data = (XPointer) pCodes; - return pCodes; -} - -static int -_XF86BigfontFreeNop ( - XExtData *extension) -{ - return 0; -} - -static XFontStruct * -_XF86BigfontQueryFont ( - register Display *dpy, - XF86BigfontCodes *extcodes, - Font fid, - unsigned long seq) -{ - register XFontStruct *fs; - unsigned long nbytes; - unsigned long reply_left; /* unused data left in reply buffer */ - xXF86BigfontQueryFontReply reply; - register xXF86BigfontQueryFontReq *req; - register _XExtension *ext; - _XAsyncHandler async1; - _XAsyncErrorState async1_state; - _XAsyncHandler async2; - _XAsyncErrorState async2_state; - - if (seq) { - async1_state.min_sequence_number = seq; - async1_state.max_sequence_number = seq; - async1_state.error_code = BadName; - async1_state.major_opcode = X_OpenFont; - async1_state.minor_opcode = 0; - async1_state.error_count = 0; - async1.next = dpy->async_handlers; - async1.handler = _XAsyncErrorHandler; - async1.data = (XPointer)&async1_state; - dpy->async_handlers = &async1; - } - - GetReq(XF86BigfontQueryFont, req); - req->reqType = extcodes->codes->major_opcode; - req->xf86bigfontReqType = X_XF86BigfontQueryFont; - req->id = fid; - req->flags = (extcodes->serverCapabilities & XF86Bigfont_CAP_LocalShm - ? XF86Bigfont_FLAGS_Shm : 0); - - /* The function _XQueryFont benefits from a "magic" error handler for - BadFont coming from a X_QueryFont request. (See function _XReply.) - We have to establish an error handler ourselves. */ - async2_state.min_sequence_number = dpy->request; - async2_state.max_sequence_number = dpy->request; - async2_state.error_code = BadFont; - async2_state.major_opcode = extcodes->codes->major_opcode; - async2_state.minor_opcode = X_XF86BigfontQueryFont; - async2_state.error_count = 0; - async2.next = dpy->async_handlers; - async2.handler = _XAsyncErrorHandler; - async2.data = (XPointer)&async2_state; - dpy->async_handlers = &async2; - - if (!_XReply (dpy, (xReply *) &reply, - ((SIZEOF(xXF86BigfontQueryFontReply) - SIZEOF(xReply)) >> 2), xFalse)) { - DeqAsyncHandler(dpy, &async2); - if (seq) - DeqAsyncHandler(dpy, &async1); - return (XFontStruct *)NULL; - } - DeqAsyncHandler(dpy, &async2); - if (seq) - DeqAsyncHandler(dpy, &async1); - reply_left = reply.length - - ((SIZEOF(xXF86BigfontQueryFontReply) - SIZEOF(xReply)) >> 2); - if (! (fs = Xmalloc (sizeof (XFontStruct)))) { - _XEatDataWords(dpy, reply_left); - return (XFontStruct *)NULL; - } - fs->ext_data = NULL; - fs->fid = fid; - fs->direction = reply.drawDirection; - fs->min_char_or_byte2 = reply.minCharOrByte2; - fs->max_char_or_byte2 = reply.maxCharOrByte2; - fs->min_byte1 = reply.minByte1; - fs->max_byte1 = reply.maxByte1; - fs->default_char = reply.defaultChar; - fs->all_chars_exist = reply.allCharsExist; - fs->ascent = cvtINT16toInt (reply.fontAscent); - fs->descent = cvtINT16toInt (reply.fontDescent); - - /* XXX the next two statements won't work if short isn't 16 bits */ - fs->min_bounds = * (XCharStruct *) &reply.minBounds; - fs->max_bounds = * (XCharStruct *) &reply.maxBounds; - - fs->n_properties = reply.nFontProps; - /* - * if no properties defined for the font, then it is bad - * font, but shouldn't try to read nothing. - */ - fs->properties = NULL; - if (fs->n_properties > 0) { - /* nFontProps is a CARD16 */ - nbytes = reply.nFontProps * SIZEOF(xFontProp); - if ((nbytes >> 2) <= reply_left) { - size_t pbytes = reply.nFontProps * sizeof(XFontProp); - fs->properties = Xmalloc (pbytes); - } - if (! fs->properties) { - Xfree(fs); - _XEatDataWords(dpy, reply_left); - return (XFontStruct *)NULL; - } - _XRead32 (dpy, (long *)fs->properties, nbytes); - reply_left -= (nbytes >> 2); - } - - fs->per_char = NULL; -#ifndef LONG64 - /* compares each part to half the maximum, which should be far more than - any real font needs, so the combined total doesn't overflow either */ - if (reply.nUniqCharInfos > ((ULONG_MAX / 2) / SIZEOF(xCharInfo)) || - reply.nCharInfos > ((ULONG_MAX / 2) / sizeof(CARD16))) { - Xfree(fs->properties); - Xfree(fs); - _XEatDataWords(dpy, reply_left); - return (XFontStruct *)NULL; - } -#endif - if (reply.nCharInfos > 0) { - /* fprintf(stderr, "received font metrics, nCharInfos = %d, nUniqCharInfos = %d, shmid = %d\n", reply.nCharInfos, reply.nUniqCharInfos, reply.shmid); */ - if (reply.shmid == (CARD32)(-1)) { - xCharInfo* pUniqCI; - CARD16* pIndex2UniqIndex; - int i; - - nbytes = reply.nUniqCharInfos * SIZEOF(xCharInfo) - + (reply.nCharInfos+1)/2 * 2 * sizeof(CARD16); - pUniqCI = Xmalloc (nbytes); - if (!pUniqCI) { - Xfree(fs->properties); - Xfree(fs); - _XEatDataWords(dpy, reply_left); - return (XFontStruct *)NULL; - } - if (! (fs->per_char = Xmalloc (reply.nCharInfos * sizeof(XCharStruct)))) { - Xfree(pUniqCI); - Xfree(fs->properties); - Xfree(fs); - _XEatDataWords(dpy, reply_left); - return (XFontStruct *)NULL; - } - _XRead16 (dpy, (char *) pUniqCI, nbytes); - pIndex2UniqIndex = (CARD16*) (pUniqCI + reply.nUniqCharInfos); - for (i = 0; i < reply.nCharInfos; i++) { - if (pIndex2UniqIndex[i] >= reply.nUniqCharInfos) { - fprintf(stderr, "_XF86BigfontQueryFont: server returned wrong data\n"); - Xfree(pUniqCI); - Xfree(fs->properties); - Xfree(fs); - return (XFontStruct *)NULL; - } - /* XXX the next statement won't work if short isn't 16 bits */ - fs->per_char[i] = * (XCharStruct *) &pUniqCI[pIndex2UniqIndex[i]]; - } - Xfree(pUniqCI); - } else { -#ifdef HAS_SHM - XExtData *pData; - XEDataObject fs_union; - char *addr; - - pData = Xmalloc(sizeof(XExtData)); - if (!pData) { - Xfree(fs->properties); - Xfree(fs); - return (XFontStruct *)NULL; - } - - /* In some cases (e.g. an ssh daemon forwarding an X session to - a remote machine) it is possible that the X server thinks we - are running on the same machine (because getpeername() and - LocalClient() cannot know about the forwarding) but we are - not really local. Therefore, when we attach the first shared - memory segment, we verify that we are on the same machine as - the X server by checking that 1. shmat() succeeds, 2. the - segment has a sufficient size, 3. it contains the X server's - signature. Then we set the CAP_VerifiedLocal bit to indicate - the verification was successful. */ - - if ((addr = shmat(reply.shmid, NULL, SHM_RDONLY)) == (char *)-1) { - if (extcodes->serverCapabilities & CAP_VerifiedLocal) - fprintf(stderr, "_XF86BigfontQueryFont: could not attach shm segment\n"); - Xfree(pData); - Xfree(fs->properties); - Xfree(fs); - /* Stop requesting shared memory transport from now on. */ - extcodes->serverCapabilities &= ~ XF86Bigfont_CAP_LocalShm; - return (XFontStruct *)NULL; - } - - if (!(extcodes->serverCapabilities & CAP_VerifiedLocal)) { - struct shmid_ds buf; - if (!(shmctl(reply.shmid, IPC_STAT, &buf) >= 0 - && reply.nCharInfos < (INT_MAX / sizeof(XCharStruct)) - && buf.shm_segsz >= reply.shmsegoffset + reply.nCharInfos * sizeof(XCharStruct) + sizeof(CARD32) - && *(CARD32 *)(addr + reply.shmsegoffset + reply.nCharInfos * sizeof(XCharStruct)) == extcodes->serverSignature)) { - shmdt(addr); - Xfree(pData); - Xfree(fs->properties); - Xfree(fs); - /* Stop requesting shared memory transport from now on. */ - extcodes->serverCapabilities &= ~ XF86Bigfont_CAP_LocalShm; - return (XFontStruct *)NULL; - } - extcodes->serverCapabilities |= CAP_VerifiedLocal; - } - - pData->number = XF86BigfontNumber; - pData->private_data = (XPointer) addr; - pData->free_private = _XF86BigfontFreeNop; - fs_union.font = fs; - XAddToExtensionList(XEHeadOfExtensionList(fs_union), pData); - - fs->per_char = (XCharStruct *) (addr + reply.shmsegoffset); -#else - fprintf(stderr, "_XF86BigfontQueryFont: try recompiling libX11 with HasShm, Xserver has shm support\n"); - if (fs->properties) Xfree(fs->properties); - Xfree(fs); - /* Stop requesting shared memory transport from now on. */ - extcodes->serverCapabilities &= ~ XF86Bigfont_CAP_LocalShm; - return (XFontStruct *)NULL; -#endif - } - } - - /* call out to any extensions interested */ - for (ext = dpy->ext_procs; ext; ext = ext->next) - if (ext->create_Font) (*ext->create_Font)(dpy, fs, &ext->codes); - return fs; -} - -void -_XF86BigfontFreeFontMetrics (XFontStruct *fs) -{ -#ifdef HAS_SHM - XExtData *pData; - XEDataObject fs_union; - - fs_union.font = fs; - if ((pData = XFindOnExtensionList(XEHeadOfExtensionList(fs_union), - XF86BigfontNumber))) - shmdt ((char *) pData->private_data); - else - Xfree (fs->per_char); -#else - Xfree (fs->per_char); -#endif -} - -#endif /* USE_XF86BIGFONT */ - -int _XF86LoadQueryLocaleFont( - Display *dpy, - _Xconst char *name, - XFontStruct **xfp, - Font *fidp) -{ - int l; - const char *charset, *p; - char buf[256]; - XFontStruct *fs; - XLCd lcd; - - if (!name) - return 0; - l = strlen(name); - if (l < 2 || name[l - 1] != '*' || name[l - 2] != '-') - return 0; - charset = NULL; - /* next three lines stolen from _XkbGetCharset() */ - lcd = _XlcCurrentLC(); - if ((lcd = _XlcCurrentLC()) != 0) - charset = XLC_PUBLIC(lcd, encoding_name); - if (!charset || (p = strrchr(charset, '-')) == 0 || p == charset || p[1] == 0 || (p[1] == '*' && p[2] == 0)) { - /* prefer latin1 if no encoding found */ - charset = "ISO8859-1"; - p = charset + 7; - } - if (l - 2 - (p - charset) < 0) - return 0; - if (_XlcNCompareISOLatin1(name + l - 2 - (p - charset), charset, p - charset)) - return 0; - if (strlen(p + 1) + l - 1 >= sizeof(buf) - 1) - return 0; - strcpy(buf, name); - strcpy(buf + l - 1, p + 1); - fs = XLoadQueryFont(dpy, buf); - if (!fs) - return 0; - if (xfp) { - *xfp = fs; - if (fidp) - *fidp = fs->fid; - } else if (fidp) { - if (fs->per_char) { -#ifdef USE_XF86BIGFONT - _XF86BigfontFreeFontMetrics(fs); -#else - Xfree (fs->per_char); -#endif - } - _XFreeExtData(fs->ext_data); - - Xfree (fs->properties); - *fidp = fs->fid; - Xfree (fs); - } else { - XFreeFont(dpy, fs); - } - return 1; -} |