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Diffstat (limited to 'libX11/modules/im/ximcp/imLcIm.c')
-rw-r--r--libX11/modules/im/ximcp/imLcIm.c1458
1 files changed, 729 insertions, 729 deletions
diff --git a/libX11/modules/im/ximcp/imLcIm.c b/libX11/modules/im/ximcp/imLcIm.c
index eb41603e7..430e318d2 100644
--- a/libX11/modules/im/ximcp/imLcIm.c
+++ b/libX11/modules/im/ximcp/imLcIm.c
@@ -1,729 +1,729 @@
-/******************************************************************
-
- Copyright 1992, 1993, 1994 by FUJITSU LIMITED
- Copyright 1993 by Digital Equipment Corporation
-
-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, and that the name of FUJITSU LIMITED and
-Digital Equipment Corporation not be used in advertising or publicity
-pertaining to distribution of the software without specific, written
-prior permission. FUJITSU LIMITED and Digital Equipment Corporation
-makes no representations about the suitability of this software for
-any purpose. It is provided "as is" without express or implied
-warranty.
-
-FUJITSU LIMITED AND DIGITAL EQUIPMENT CORPORATION DISCLAIM ALL
-WARRANTIES WITH REGARD TO THIS SOFTWARE, INCLUDING ALL IMPLIED
-WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO EVENT SHALL
-FUJITSU LIMITED AND DIGITAL EQUIPMENT CORPORATION BE LIABLE FOR
-ANY SPECIAL, INDIRECT OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
-WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER
-IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION,
-ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF
-THIS SOFTWARE.
-
- Author: Takashi Fujiwara FUJITSU LIMITED
- fujiwara@a80.tech.yk.fujitsu.co.jp
- Modifier: Franky Ling Digital Equipment Corporation
- frankyling@hgrd01.enet.dec.com
-
-******************************************************************/
-
-#ifdef HAVE_CONFIG_H
-#include <config.h>
-#endif
-#include <stdio.h>
-
-#include <X11/Xmd.h>
-#include <X11/Xatom.h>
-#include <X11/Xos.h>
-#include "Xlibint.h"
-#include "Xlcint.h"
-#include "XlcPublic.h"
-#include "XlcPubI.h"
-#include "Ximint.h"
-#include <ctype.h>
-#include <assert.h>
-
-#ifdef COMPOSECACHE
-# include <sys/types.h>
-# include <sys/stat.h>
-# include <sys/mman.h>
-# include <langinfo.h>
-#endif
-
-
-#ifdef COMPOSECACHE
-
-/* include trailing '/' for cache directory, file prefix otherwise */
-#define XIM_GLOBAL_CACHE_DIR "/var/cache/libx11/compose/"
-#define XIM_HOME_CACHE_DIR "/.compose-cache/"
-#define XIM_CACHE_MAGIC ('X' | 'i'<<8 | 'm'<<16 | 'C'<<24)
-#define XIM_CACHE_VERSION 4
-#define XIM_CACHE_TREE_ALIGNMENT 4
-
-#define XIM_HASH_PRIME_1 13
-#define XIM_HASH_PRIME_2 1234096939
-
-typedef INT32 DTStructIndex;
-struct _XimCacheStruct {
- INT32 id;
- INT32 version;
- DTStructIndex tree;
- DTStructIndex mb;
- DTStructIndex wc;
- DTStructIndex utf8;
- DTStructIndex size;
- DTIndex top;
- DTIndex treeused;
- DTCharIndex mbused;
- DTCharIndex wcused;
- DTCharIndex utf8used;
- char fname[1];
- /* char encoding[1] */
-};
-
-Private struct _XimCacheStruct* _XimCache_mmap = NULL;
-Private DefTreeBase _XimCachedDefaultTreeBase;
-Private int _XimCachedDefaultTreeRefcount = 0;
-
-#endif
-
-
-Public Bool
-_XimCheckIfLocalProcessing(Xim im)
-{
- FILE *fp;
- char *name;
-
- if(strcmp(im->core.im_name, "") == 0) {
- name = _XlcFileName(im->core.lcd, COMPOSE_FILE);
- if (name != (char *)NULL) {
- fp = _XFopenFile (name, "r");
- Xfree(name);
- if (fp != (FILE *)NULL) {
- fclose(fp);
- return(True);
- }
- }
- return(False);
- } else if(strcmp(im->core.im_name, "local") == 0 ||
- strcmp(im->core.im_name, "none" ) == 0 ) {
- return(True);
- }
- return(False);
-}
-
-Private void
-XimFreeDefaultTree(
- DefTreeBase *b)
-{
- if (!b) return;
- if (b->tree == NULL) return;
-#ifdef COMPOSECACHE
- if (b->tree == _XimCachedDefaultTreeBase.tree) {
- _XimCachedDefaultTreeRefcount--;
- /* No deleting, it's a cache after all. */
- return;
- }
-#endif
- Xfree (b->tree);
- if (b->mb) Xfree (b->mb);
- if (b->wc) Xfree (b->wc);
- if (b->utf8) Xfree (b->utf8);
- b->tree = NULL;
- b->mb = NULL;
- b->wc = NULL;
- b->utf8 = NULL;
- b->treeused = b->treesize = 0;
- b->mbused = b->mbsize = 0;
- b->wcused = b->wcsize = 0;
- b->utf8used = b->utf8size = 0;
-}
-
-Public void
-_XimLocalIMFree(
- Xim im)
-{
- XimFreeDefaultTree(&im->private.local.base);
- im->private.local.top = 0;
-
- if(im->core.im_resources) {
- Xfree(im->core.im_resources);
- im->core.im_resources = NULL;
- }
- if(im->core.ic_resources) {
- Xfree(im->core.ic_resources);
- im->core.ic_resources = NULL;
- }
- if(im->core.im_values_list) {
- Xfree(im->core.im_values_list);
- im->core.im_values_list = NULL;
- }
- if(im->core.ic_values_list) {
- Xfree(im->core.ic_values_list);
- im->core.ic_values_list = NULL;
- }
- if(im->core.styles) {
- Xfree(im->core.styles);
- im->core.styles = NULL;
- }
- if(im->core.res_name) {
- Xfree(im->core.res_name);
- im->core.res_name = NULL;
- }
- if(im->core.res_class) {
- Xfree(im->core.res_class);
- im->core.res_class = NULL;
- }
- if(im->core.im_name) {
- Xfree(im->core.im_name);
- im->core.im_name = NULL;
- }
- if (im->private.local.ctom_conv) {
- _XlcCloseConverter(im->private.local.ctom_conv);
- im->private.local.ctom_conv = NULL;
- }
- if (im->private.local.ctow_conv) {
- _XlcCloseConverter(im->private.local.ctow_conv);
- im->private.local.ctow_conv = NULL;
- }
- if (im->private.local.ctoutf8_conv) {
- _XlcCloseConverter(im->private.local.ctoutf8_conv);
- im->private.local.ctoutf8_conv = NULL;
- }
- if (im->private.local.cstomb_conv) {
- _XlcCloseConverter(im->private.local.cstomb_conv);
- im->private.local.cstomb_conv = NULL;
- }
- if (im->private.local.cstowc_conv) {
- _XlcCloseConverter(im->private.local.cstowc_conv);
- im->private.local.cstowc_conv = NULL;
- }
- if (im->private.local.cstoutf8_conv) {
- _XlcCloseConverter(im->private.local.cstoutf8_conv);
- im->private.local.cstoutf8_conv = NULL;
- }
- if (im->private.local.ucstoc_conv) {
- _XlcCloseConverter(im->private.local.ucstoc_conv);
- im->private.local.ucstoc_conv = NULL;
- }
- if (im->private.local.ucstoutf8_conv) {
- _XlcCloseConverter(im->private.local.ucstoutf8_conv);
- im->private.local.ucstoutf8_conv = NULL;
- }
- return;
-}
-
-Private Status
-_XimLocalCloseIM(
- XIM xim)
-{
- Xim im = (Xim)xim;
- XIC ic;
- XIC next;
-
- ic = im->core.ic_chain;
- im->core.ic_chain = NULL;
- while (ic) {
- (*ic->methods->destroy) (ic);
- next = ic->core.next;
- Xfree ((char *) ic);
- ic = next;
- }
- _XimLocalIMFree(im);
- _XimDestroyIMStructureList(im);
- return(True);
-}
-
-Public char *
-_XimLocalGetIMValues(
- XIM xim,
- XIMArg *values)
-{
- Xim im = (Xim)xim;
- XimDefIMValues im_values;
-
- _XimGetCurrentIMValues(im, &im_values);
- return(_XimGetIMValueData(im, (XPointer)&im_values, values,
- im->core.im_resources, im->core.im_num_resources));
-}
-
-Public char *
-_XimLocalSetIMValues(
- XIM xim,
- XIMArg *values)
-{
- Xim im = (Xim)xim;
- XimDefIMValues im_values;
- char *name = (char *)NULL;
-
- _XimGetCurrentIMValues(im, &im_values);
- name = _XimSetIMValueData(im, (XPointer)&im_values, values,
- im->core.im_resources, im->core.im_num_resources);
- _XimSetCurrentIMValues(im, &im_values);
- return(name);
-}
-
-
-#ifdef COMPOSECACHE
-
-Private Bool
-_XimReadCachedDefaultTree(
- int fd_cache,
- const char *name,
- const char *encoding,
- DTStructIndex size)
-{
- struct _XimCacheStruct* m;
- int namelen = strlen (name) + 1;
- int encodinglen = strlen (encoding) + 1;
-
- m = mmap (NULL, size, PROT_READ, MAP_PRIVATE, fd_cache, 0);
- if (m == NULL || m == MAP_FAILED)
- return False;
- assert (m->id == XIM_CACHE_MAGIC);
- assert (m->version == XIM_CACHE_VERSION);
- if (size != m->size ||
- size < XOffsetOf (struct _XimCacheStruct, fname) + namelen + encodinglen) {
- fprintf (stderr, "Ignoring broken XimCache %s [%s]\n", name, encoding);
- munmap (m, size);
- return False;
- }
- if (strncmp (name, m->fname, namelen) != 0) {
- /* m->fname may *not* be terminated - but who cares here */
- fprintf (stderr, "Filename hash clash - expected %s, got %s\n",
- name, m->fname);
- munmap (m, size);
- return False;
- }
- if (strncmp (encoding, m->fname + namelen, encodinglen) != 0) {
- /* m->fname+namelen may *not* be terminated - but who cares here */
- fprintf (stderr, "Enoding hash clash - expected %s, got %s\n",
- encoding, m->fname + namelen);
- munmap (m, size);
- return False;
- }
- _XimCache_mmap = m;
- _XimCachedDefaultTreeBase.tree = (DefTree *) (((char *) m) + m->tree);
- _XimCachedDefaultTreeBase.mb = (((char *) m) + m->mb);
- _XimCachedDefaultTreeBase.wc = (wchar_t *) (((char *) m) + m->wc);
- _XimCachedDefaultTreeBase.utf8 = (((char *) m) + m->utf8);
- _XimCachedDefaultTreeBase.treeused = m->treeused;
- _XimCachedDefaultTreeBase.mbused = m->mbused;
- _XimCachedDefaultTreeBase.wcused = m->wcused;
- _XimCachedDefaultTreeBase.utf8used = m->utf8used;
- /* treesize etc. is ignored because only used during parsing */
- _XimCachedDefaultTreeRefcount = 0;
-/* fprintf (stderr, "read cached tree at %p: %s\n", (void *) m, name); */
- return True;
-}
-
-Private unsigned int strToHash (
- const char *name)
-{
- unsigned int hash = 0;
- while (*name)
- hash = hash * XIM_HASH_PRIME_1 + *(unsigned const char *)name++;
- return hash % XIM_HASH_PRIME_2;
-}
-
-
-/* Returns read-only fd of cache file, -1 if none.
- * Sets *res to cache filename if safe. Sets *size to file size of cache. */
-Private int _XimCachedFileName (
- const char *dir, const char *name,
- const char *intname, const char *encoding,
- uid_t uid, int isglobal, char **res, off_t *size)
-{
- struct stat st_name, st;
- int fd;
- unsigned int len, hash, hash2;
- struct _XimCacheStruct *m;
- /* There are some races here with 'dir', but we are either in our own home
- * or the global cache dir, and not inside some public writable dir */
-/* fprintf (stderr, "XimCachedFileName for dir %s name %s intname %s encoding %s uid %d\n", dir, name, intname, encoding, uid); */
- if (stat (name, &st_name) == -1 || ! S_ISREG (st_name.st_mode)
- || stat (dir, &st) == -1 || ! S_ISDIR (st.st_mode) || st.st_uid != uid
- || (st.st_mode & 0022) != 0000) {
- *res = NULL;
- return -1;
- }
- len = strlen (dir);
- hash = strToHash (intname);
- hash2 = strToHash (encoding);
- *res = Xmalloc (len + 1 + 27 + 1); /* Max VERSION 9999 */
-
- if (len == 0 || dir [len-1] != '/')
- sprintf (*res, "%s/%c%d_%03x_%08x_%08x", dir, _XimGetMyEndian(),
- XIM_CACHE_VERSION, sizeof (DefTree), hash, hash2);
- else
- sprintf (*res, "%s%c%d_%03x_%08x_%08x", dir, _XimGetMyEndian(),
- XIM_CACHE_VERSION, sizeof (DefTree), hash, hash2);
-
-/* fprintf (stderr, "-> %s\n", *res); */
- if ( (fd = _XOpenFile (*res, O_RDONLY)) == -1)
- return -1;
-
- if (fstat (fd, &st) == -1) {
- Xfree (*res);
- *res = NULL;
- close (fd);
- return -1;
- }
- *size = st.st_size;
-
- if (! S_ISREG (st.st_mode) || st.st_uid != uid
- || (st.st_mode & 0022) != 0000 || st.st_mtime <= st_name.st_mtime
- || (st.st_mtime < time (NULL) - 24*60*60 && ! isglobal)) {
-
- close (fd);
- if (unlink (*res) != 0) {
- Xfree (*res);
- *res = NULL; /* cache is not safe */
- }
- return -1;
- }
-
- m = mmap (NULL, sizeof (struct _XimCacheStruct), PROT_READ, MAP_PRIVATE,
- fd, 0);
- if (m == NULL || m == MAP_FAILED) {
- close (fd);
- Xfree (*res);
- *res = NULL;
- return -1;
- }
- if (*size < sizeof (struct _XimCacheStruct) || m->id != XIM_CACHE_MAGIC) {
- munmap (m, sizeof (struct _XimCacheStruct));
- close (fd);
- fprintf (stderr, "Ignoring broken XimCache %s\n", *res);
- Xfree (*res);
- *res = NULL;
- return -1;
- }
- if (m->version != XIM_CACHE_VERSION) {
- munmap (m, sizeof (struct _XimCacheStruct));
- close (fd);
- if (unlink (*res) != 0) {
- Xfree (*res);
- *res = NULL; /* cache is not safe */
- }
- return -1;
- }
- munmap (m, sizeof (struct _XimCacheStruct));
-
- return fd;
-}
-
-
-Private Bool _XimLoadCache (
- int fd,
- const char *name,
- const char *encoding,
- off_t size,
- Xim im)
-{
- if (_XimCache_mmap ||
- _XimReadCachedDefaultTree (fd, name, encoding, size)) {
- _XimCachedDefaultTreeRefcount++;
- memcpy (&im->private.local.base, &_XimCachedDefaultTreeBase,
- sizeof (_XimCachedDefaultTreeBase));
- im->private.local.top = _XimCache_mmap->top;
- return True;
- }
-
- return False;
-}
-
-
-Private void
-_XimWriteCachedDefaultTree(
- const char *name,
- const char *encoding,
- const char *cachename,
- Xim im)
-{
- int fd;
- FILE *fp;
- struct _XimCacheStruct *m;
- int msize = (XOffsetOf(struct _XimCacheStruct, fname)
- + strlen(name) + strlen(encoding) + 2
- + XIM_CACHE_TREE_ALIGNMENT-1) & -XIM_CACHE_TREE_ALIGNMENT;
- DefTreeBase *b = &im->private.local.base;
-
- if (! b->tree && ! (b->tree = Xmalloc (sizeof(DefTree))) )
- return;
- if (! b->mb && ! (b->mb = Xmalloc (1)) )
- return;
- if (! b->wc && ! (b->wc = Xmalloc (sizeof(wchar_t))) )
- return;
- if (! b->utf8 && ! (b->utf8 = Xmalloc (1)) )
- return;
-
- /* First entry is always unused */
- memset (b->tree, 0, sizeof(DefTree));
- b->mb[0] = 0;
- b->wc[0] = 0;
- b->utf8[0] = 0;
-
- m = Xmalloc (msize);
- memset (m, 0, msize);
- m->id = XIM_CACHE_MAGIC;
- m->version = XIM_CACHE_VERSION;
- m->top = im->private.local.top;
- m->treeused = b->treeused;
- m->mbused = b->mbused;
- m->wcused = b->wcused;
- m->utf8used = b->utf8used;
- /* Tree first, then wide chars, then the rest due to alignment */
- m->tree = msize;
- m->wc = msize + sizeof (DefTree) * m->treeused;
- m->mb = m->wc + sizeof (wchar_t) * m->wcused;
- m->utf8 = m->mb + m->mbused;
- m->size = m->utf8 + m->utf8used;
- strcpy (m->fname, name);
- strcpy (m->fname+strlen(name)+1, encoding);
-
- /* This STILL might be racy on NFS */
- if ( (fd = _XOpenFileMode (cachename, O_WRONLY | O_CREAT | O_EXCL,
- 0600)) < 0)
- return;
- if (! (fp = fdopen (fd, "wb")) ) {
- close (fd);
- return;
- }
- fwrite (m, msize, 1, fp);
- fwrite (im->private.local.base.tree, sizeof(DefTree), m->treeused, fp);
- fwrite (im->private.local.base.wc, sizeof(wchar_t), m->wcused, fp);
- fwrite (im->private.local.base.mb, 1, m->mbused, fp);
- fwrite (im->private.local.base.utf8, 1, m->utf8used, fp);
- if (fclose (fp) != 0)
- unlink (cachename);
- _XimCache_mmap = m;
- memcpy (&_XimCachedDefaultTreeBase, &im->private.local.base,
- sizeof (_XimCachedDefaultTreeBase));
-/* fprintf (stderr, "wrote tree %s size %ld to %s\n", name, m->size, cachename); */
-}
-
-#endif
-
-
-Private void
-_XimCreateDefaultTree(
- Xim im)
-{
- FILE *fp = NULL;
- char *name, *tmpname = NULL, *intname;
- char *cachename = NULL;
- /* Should use getpwent() instead of $HOME (cross-platform?) */
- char *home = getenv("HOME");
- char *cachedir = NULL;
- char *tmpcachedir = NULL;
- int hl = home ? strlen (home) : 0;
-#ifdef COMPOSECACHE
- const char *encoding = nl_langinfo (CODESET);
- uid_t euid = geteuid ();
- gid_t egid = getegid ();
- int cachefd = -1;
- off_t size;
-#endif
-
- name = getenv("XCOMPOSEFILE");
- if (name == (char *) NULL) {
- if (home != (char *) NULL) {
- tmpname = name = Xmalloc(hl + 10 + 1);
- if (name != (char *) NULL) {
- int fd;
- strcpy(name, home);
- strcpy(name + hl, "/.XCompose");
- if ( (fd = _XOpenFile (name, O_RDONLY)) < 0) {
- Xfree (name);
- name = tmpname = NULL;
- } else
- close (fd);
- }
- }
- }
-
- if (name == (char *) NULL) {
- tmpname = name = _XlcFileName(im->core.lcd, COMPOSE_FILE);
- }
- intname = name;
-
-#ifdef COMPOSECACHE
- if (getuid () == euid && getgid () == egid && euid != 0) {
- char *c;
- /* Usage: XCOMPOSECACHE=<cachedir>[=<filename>]
- * cachedir: directory of cache files
- * filename: internally used name for cache file */
- cachedir = getenv("XCOMPOSECACHE");
- if (cachedir && (c = strchr (cachedir, '='))) {
- tmpcachedir = strdup (cachedir);
- intname = tmpcachedir + (c-cachedir) + 1;
- tmpcachedir[c-cachedir] = '\0';
- cachedir = tmpcachedir;
- }
- }
-
- if (! cachedir) {
- cachefd = _XimCachedFileName (XIM_GLOBAL_CACHE_DIR, name, intname,
- encoding, 0, 1, &cachename, &size);
- if (cachefd != -1) {
- if (_XimLoadCache (cachefd, intname, encoding, size, im)) {
- if (tmpcachedir)
- Xfree (tmpcachedir);
- if (tmpname)
- Xfree (tmpname);
- if (cachename)
- Xfree (cachename);
- close (cachefd);
- return;
- }
- close (cachefd);
- }
- if (cachename)
- Xfree (cachename);
- cachename = NULL;
- }
-
- if (getuid () == euid && getgid () == egid && euid != 0 && home) {
-
- if (! cachedir) {
- tmpcachedir = cachedir = Xmalloc (hl+strlen(XIM_HOME_CACHE_DIR)+1);
- strcpy (cachedir, home);
- strcat (cachedir, XIM_HOME_CACHE_DIR);
- }
- cachefd = _XimCachedFileName (cachedir, name, intname, encoding,
- euid, 0, &cachename, &size);
- if (cachefd != -1) {
- if (_XimLoadCache (cachefd, intname, encoding, size, im)) {
- if (tmpcachedir)
- Xfree (tmpcachedir);
- if (tmpname)
- Xfree (tmpname);
- if (cachename)
- Xfree (cachename);
- close (cachefd);
- return;
- }
- close (cachefd);
- }
- }
-#endif
-
- if (! (fp = _XFopenFile (name, "r"))) {
- if (tmpcachedir)
- Xfree (tmpcachedir);
- if (tmpname)
- Xfree (tmpname);
- if (cachename)
- Xfree (cachename);
- return;
- }
- _XimParseStringFile(fp, im);
- fclose(fp);
-
-#ifdef COMPOSECACHE
- if (cachename) {
- assert (euid != 0);
- _XimWriteCachedDefaultTree (intname, encoding, cachename, im);
- }
-#endif
-
- if (tmpcachedir)
- Xfree (tmpcachedir);
- if (tmpname)
- Xfree (tmpname);
- if (cachename)
- Xfree (cachename);
-}
-
-Private XIMMethodsRec Xim_im_local_methods = {
- _XimLocalCloseIM, /* close */
- _XimLocalSetIMValues, /* set_values */
- _XimLocalGetIMValues, /* get_values */
- _XimLocalCreateIC, /* create_ic */
- _XimLcctstombs, /* ctstombs */
- _XimLcctstowcs, /* ctstowcs */
- _XimLcctstoutf8 /* ctstoutf8 */
-};
-
-Public Bool
-_XimLocalOpenIM(
- Xim im)
-{
- XLCd lcd = im->core.lcd;
- XlcConv conv;
- XimDefIMValues im_values;
- XimLocalPrivateRec* private = &im->private.local;
-
- _XimInitialResourceInfo();
- if(_XimSetIMResourceList(&im->core.im_resources,
- &im->core.im_num_resources) == False) {
- goto Open_Error;
- }
- if(_XimSetICResourceList(&im->core.ic_resources,
- &im->core.ic_num_resources) == False) {
- goto Open_Error;
- }
-
- _XimSetIMMode(im->core.im_resources, im->core.im_num_resources);
-
- _XimGetCurrentIMValues(im, &im_values);
- if(_XimSetLocalIMDefaults(im, (XPointer)&im_values,
- im->core.im_resources, im->core.im_num_resources) == False) {
- goto Open_Error;
- }
- _XimSetCurrentIMValues(im, &im_values);
-
- if (!(conv = _XlcOpenConverter(lcd, XlcNCompoundText, lcd, XlcNMultiByte)))
- goto Open_Error;
- private->ctom_conv = conv;
-
- if (!(conv = _XlcOpenConverter(lcd, XlcNCompoundText, lcd, XlcNWideChar)))
- goto Open_Error;
- private->ctow_conv = conv;
-
- if (!(conv = _XlcOpenConverter(lcd, XlcNCompoundText, lcd, XlcNUtf8String)))
- goto Open_Error;
- private->ctoutf8_conv = conv;
-
- if (!(conv = _XlcOpenConverter(lcd, XlcNCharSet, lcd, XlcNMultiByte)))
- goto Open_Error;
- private->cstomb_conv = conv;
-
- if (!(conv = _XlcOpenConverter(lcd, XlcNCharSet, lcd, XlcNWideChar)))
- goto Open_Error;
- private->cstowc_conv = conv;
-
- if (!(conv = _XlcOpenConverter(lcd, XlcNCharSet, lcd, XlcNUtf8String)))
- goto Open_Error;
- private->cstoutf8_conv = conv;
-
- if (!(conv = _XlcOpenConverter(lcd, XlcNUcsChar, lcd, XlcNChar)))
- goto Open_Error;
- private->ucstoc_conv = conv;
-
- if (!(conv = _XlcOpenConverter(lcd, XlcNUcsChar, lcd, XlcNUtf8String)))
- goto Open_Error;
- private->ucstoutf8_conv = conv;
-
- private->base.treeused = 1;
- private->base.mbused = 1;
- private->base.wcused = 1;
- private->base.utf8used = 1;
-
- _XimCreateDefaultTree(im);
-
- im->methods = &Xim_im_local_methods;
- private->current_ic = (XIC)NULL;
-
- return(True);
-
-Open_Error :
- _XimLocalIMFree(im);
- return(False);
-}
+/******************************************************************
+
+ Copyright 1992, 1993, 1994 by FUJITSU LIMITED
+ Copyright 1993 by Digital Equipment Corporation
+
+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, and that the name of FUJITSU LIMITED and
+Digital Equipment Corporation not be used in advertising or publicity
+pertaining to distribution of the software without specific, written
+prior permission. FUJITSU LIMITED and Digital Equipment Corporation
+makes no representations about the suitability of this software for
+any purpose. It is provided "as is" without express or implied
+warranty.
+
+FUJITSU LIMITED AND DIGITAL EQUIPMENT CORPORATION DISCLAIM ALL
+WARRANTIES WITH REGARD TO THIS SOFTWARE, INCLUDING ALL IMPLIED
+WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO EVENT SHALL
+FUJITSU LIMITED AND DIGITAL EQUIPMENT CORPORATION BE LIABLE FOR
+ANY SPECIAL, INDIRECT OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
+WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER
+IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION,
+ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF
+THIS SOFTWARE.
+
+ Author: Takashi Fujiwara FUJITSU LIMITED
+ fujiwara@a80.tech.yk.fujitsu.co.jp
+ Modifier: Franky Ling Digital Equipment Corporation
+ frankyling@hgrd01.enet.dec.com
+
+******************************************************************/
+
+#ifdef HAVE_CONFIG_H
+#include <config.h>
+#endif
+#include <stdio.h>
+
+#include <X11/Xmd.h>
+#include <X11/Xatom.h>
+#include <X11/Xos.h>
+#include "Xlibint.h"
+#include "Xlcint.h"
+#include "XlcPublic.h"
+#include "XlcPubI.h"
+#include "Ximint.h"
+#include <ctype.h>
+#include <assert.h>
+
+#ifdef COMPOSECACHE
+# include <sys/types.h>
+# include <sys/stat.h>
+# include <sys/mman.h>
+# include <langinfo.h>
+#endif
+
+
+#ifdef COMPOSECACHE
+
+/* include trailing '/' for cache directory, file prefix otherwise */
+#define XIM_GLOBAL_CACHE_DIR "/var/cache/libx11/compose/"
+#define XIM_HOME_CACHE_DIR "/.compose-cache/"
+#define XIM_CACHE_MAGIC ('X' | 'i'<<8 | 'm'<<16 | 'C'<<24)
+#define XIM_CACHE_VERSION 4
+#define XIM_CACHE_TREE_ALIGNMENT 4
+
+#define XIM_HASH_PRIME_1 13
+#define XIM_HASH_PRIME_2 1234096939
+
+typedef INT32 DTStructIndex;
+struct _XimCacheStruct {
+ INT32 id;
+ INT32 version;
+ DTStructIndex tree;
+ DTStructIndex mb;
+ DTStructIndex wc;
+ DTStructIndex utf8;
+ DTStructIndex size;
+ DTIndex top;
+ DTIndex treeused;
+ DTCharIndex mbused;
+ DTCharIndex wcused;
+ DTCharIndex utf8used;
+ char fname[1];
+ /* char encoding[1] */
+};
+
+Private struct _XimCacheStruct* _XimCache_mmap = NULL;
+Private DefTreeBase _XimCachedDefaultTreeBase;
+Private int _XimCachedDefaultTreeRefcount = 0;
+
+#endif
+
+
+Public Bool
+_XimCheckIfLocalProcessing(Xim im)
+{
+ FILE *fp;
+ char *name;
+
+ if(strcmp(im->core.im_name, "") == 0) {
+ name = _XlcFileName(im->core.lcd, COMPOSE_FILE);
+ if (name != (char *)NULL) {
+ fp = _XFopenFile (name, "r");
+ Xfree(name);
+ if (fp != (FILE *)NULL) {
+ fclose(fp);
+ return(True);
+ }
+ }
+ return(False);
+ } else if(strcmp(im->core.im_name, "local") == 0 ||
+ strcmp(im->core.im_name, "none" ) == 0 ) {
+ return(True);
+ }
+ return(False);
+}
+
+Private void
+XimFreeDefaultTree(
+ DefTreeBase *b)
+{
+ if (!b) return;
+ if (b->tree == NULL) return;
+#ifdef COMPOSECACHE
+ if (b->tree == _XimCachedDefaultTreeBase.tree) {
+ _XimCachedDefaultTreeRefcount--;
+ /* No deleting, it's a cache after all. */
+ return;
+ }
+#endif
+ Xfree (b->tree);
+ if (b->mb) Xfree (b->mb);
+ if (b->wc) Xfree (b->wc);
+ if (b->utf8) Xfree (b->utf8);
+ b->tree = NULL;
+ b->mb = NULL;
+ b->wc = NULL;
+ b->utf8 = NULL;
+ b->treeused = b->treesize = 0;
+ b->mbused = b->mbsize = 0;
+ b->wcused = b->wcsize = 0;
+ b->utf8used = b->utf8size = 0;
+}
+
+Public void
+_XimLocalIMFree(
+ Xim im)
+{
+ XimFreeDefaultTree(&im->private.local.base);
+ im->private.local.top = 0;
+
+ if(im->core.im_resources) {
+ Xfree(im->core.im_resources);
+ im->core.im_resources = NULL;
+ }
+ if(im->core.ic_resources) {
+ Xfree(im->core.ic_resources);
+ im->core.ic_resources = NULL;
+ }
+ if(im->core.im_values_list) {
+ Xfree(im->core.im_values_list);
+ im->core.im_values_list = NULL;
+ }
+ if(im->core.ic_values_list) {
+ Xfree(im->core.ic_values_list);
+ im->core.ic_values_list = NULL;
+ }
+ if(im->core.styles) {
+ Xfree(im->core.styles);
+ im->core.styles = NULL;
+ }
+ if(im->core.res_name) {
+ Xfree(im->core.res_name);
+ im->core.res_name = NULL;
+ }
+ if(im->core.res_class) {
+ Xfree(im->core.res_class);
+ im->core.res_class = NULL;
+ }
+ if(im->core.im_name) {
+ Xfree(im->core.im_name);
+ im->core.im_name = NULL;
+ }
+ if (im->private.local.ctom_conv) {
+ _XlcCloseConverter(im->private.local.ctom_conv);
+ im->private.local.ctom_conv = NULL;
+ }
+ if (im->private.local.ctow_conv) {
+ _XlcCloseConverter(im->private.local.ctow_conv);
+ im->private.local.ctow_conv = NULL;
+ }
+ if (im->private.local.ctoutf8_conv) {
+ _XlcCloseConverter(im->private.local.ctoutf8_conv);
+ im->private.local.ctoutf8_conv = NULL;
+ }
+ if (im->private.local.cstomb_conv) {
+ _XlcCloseConverter(im->private.local.cstomb_conv);
+ im->private.local.cstomb_conv = NULL;
+ }
+ if (im->private.local.cstowc_conv) {
+ _XlcCloseConverter(im->private.local.cstowc_conv);
+ im->private.local.cstowc_conv = NULL;
+ }
+ if (im->private.local.cstoutf8_conv) {
+ _XlcCloseConverter(im->private.local.cstoutf8_conv);
+ im->private.local.cstoutf8_conv = NULL;
+ }
+ if (im->private.local.ucstoc_conv) {
+ _XlcCloseConverter(im->private.local.ucstoc_conv);
+ im->private.local.ucstoc_conv = NULL;
+ }
+ if (im->private.local.ucstoutf8_conv) {
+ _XlcCloseConverter(im->private.local.ucstoutf8_conv);
+ im->private.local.ucstoutf8_conv = NULL;
+ }
+ return;
+}
+
+Private Status
+_XimLocalCloseIM(
+ XIM xim)
+{
+ Xim im = (Xim)xim;
+ XIC ic;
+ XIC next;
+
+ ic = im->core.ic_chain;
+ im->core.ic_chain = NULL;
+ while (ic) {
+ (*ic->methods->destroy) (ic);
+ next = ic->core.next;
+ Xfree ((char *) ic);
+ ic = next;
+ }
+ _XimLocalIMFree(im);
+ _XimDestroyIMStructureList(im);
+ return(True);
+}
+
+Public char *
+_XimLocalGetIMValues(
+ XIM xim,
+ XIMArg *values)
+{
+ Xim im = (Xim)xim;
+ XimDefIMValues im_values;
+
+ _XimGetCurrentIMValues(im, &im_values);
+ return(_XimGetIMValueData(im, (XPointer)&im_values, values,
+ im->core.im_resources, im->core.im_num_resources));
+}
+
+Public char *
+_XimLocalSetIMValues(
+ XIM xim,
+ XIMArg *values)
+{
+ Xim im = (Xim)xim;
+ XimDefIMValues im_values;
+ char *name = (char *)NULL;
+
+ _XimGetCurrentIMValues(im, &im_values);
+ name = _XimSetIMValueData(im, (XPointer)&im_values, values,
+ im->core.im_resources, im->core.im_num_resources);
+ _XimSetCurrentIMValues(im, &im_values);
+ return(name);
+}
+
+
+#ifdef COMPOSECACHE
+
+Private Bool
+_XimReadCachedDefaultTree(
+ int fd_cache,
+ const char *name,
+ const char *encoding,
+ DTStructIndex size)
+{
+ struct _XimCacheStruct* m;
+ int namelen = strlen (name) + 1;
+ int encodinglen = strlen (encoding) + 1;
+
+ m = mmap (NULL, size, PROT_READ, MAP_PRIVATE, fd_cache, 0);
+ if (m == NULL || m == MAP_FAILED)
+ return False;
+ assert (m->id == XIM_CACHE_MAGIC);
+ assert (m->version == XIM_CACHE_VERSION);
+ if (size != m->size ||
+ size < XOffsetOf (struct _XimCacheStruct, fname) + namelen + encodinglen) {
+ fprintf (stderr, "Ignoring broken XimCache %s [%s]\n", name, encoding);
+ munmap (m, size);
+ return False;
+ }
+ if (strncmp (name, m->fname, namelen) != 0) {
+ /* m->fname may *not* be terminated - but who cares here */
+ fprintf (stderr, "Filename hash clash - expected %s, got %s\n",
+ name, m->fname);
+ munmap (m, size);
+ return False;
+ }
+ if (strncmp (encoding, m->fname + namelen, encodinglen) != 0) {
+ /* m->fname+namelen may *not* be terminated - but who cares here */
+ fprintf (stderr, "Enoding hash clash - expected %s, got %s\n",
+ encoding, m->fname + namelen);
+ munmap (m, size);
+ return False;
+ }
+ _XimCache_mmap = m;
+ _XimCachedDefaultTreeBase.tree = (DefTree *) (((char *) m) + m->tree);
+ _XimCachedDefaultTreeBase.mb = (((char *) m) + m->mb);
+ _XimCachedDefaultTreeBase.wc = (wchar_t *) (((char *) m) + m->wc);
+ _XimCachedDefaultTreeBase.utf8 = (((char *) m) + m->utf8);
+ _XimCachedDefaultTreeBase.treeused = m->treeused;
+ _XimCachedDefaultTreeBase.mbused = m->mbused;
+ _XimCachedDefaultTreeBase.wcused = m->wcused;
+ _XimCachedDefaultTreeBase.utf8used = m->utf8used;
+ /* treesize etc. is ignored because only used during parsing */
+ _XimCachedDefaultTreeRefcount = 0;
+/* fprintf (stderr, "read cached tree at %p: %s\n", (void *) m, name); */
+ return True;
+}
+
+Private unsigned int strToHash (
+ const char *name)
+{
+ unsigned int hash = 0;
+ while (*name)
+ hash = hash * XIM_HASH_PRIME_1 + *(unsigned const char *)name++;
+ return hash % XIM_HASH_PRIME_2;
+}
+
+
+/* Returns read-only fd of cache file, -1 if none.
+ * Sets *res to cache filename if safe. Sets *size to file size of cache. */
+Private int _XimCachedFileName (
+ const char *dir, const char *name,
+ const char *intname, const char *encoding,
+ uid_t uid, int isglobal, char **res, off_t *size)
+{
+ struct stat st_name, st;
+ int fd;
+ unsigned int len, hash, hash2;
+ struct _XimCacheStruct *m;
+ /* There are some races here with 'dir', but we are either in our own home
+ * or the global cache dir, and not inside some public writable dir */
+/* fprintf (stderr, "XimCachedFileName for dir %s name %s intname %s encoding %s uid %d\n", dir, name, intname, encoding, uid); */
+ if (stat (name, &st_name) == -1 || ! S_ISREG (st_name.st_mode)
+ || stat (dir, &st) == -1 || ! S_ISDIR (st.st_mode) || st.st_uid != uid
+ || (st.st_mode & 0022) != 0000) {
+ *res = NULL;
+ return -1;
+ }
+ len = strlen (dir);
+ hash = strToHash (intname);
+ hash2 = strToHash (encoding);
+ *res = Xmalloc (len + 1 + 27 + 1); /* Max VERSION 9999 */
+
+ if (len == 0 || dir [len-1] != '/')
+ sprintf (*res, "%s/%c%d_%03x_%08x_%08x", dir, _XimGetMyEndian(),
+ XIM_CACHE_VERSION, (unsigned int)sizeof (DefTree), hash, hash2);
+ else
+ sprintf (*res, "%s%c%d_%03x_%08x_%08x", dir, _XimGetMyEndian(),
+ XIM_CACHE_VERSION, (unsigned int)sizeof (DefTree), hash, hash2);
+
+/* fprintf (stderr, "-> %s\n", *res); */
+ if ( (fd = _XOpenFile (*res, O_RDONLY)) == -1)
+ return -1;
+
+ if (fstat (fd, &st) == -1) {
+ Xfree (*res);
+ *res = NULL;
+ close (fd);
+ return -1;
+ }
+ *size = st.st_size;
+
+ if (! S_ISREG (st.st_mode) || st.st_uid != uid
+ || (st.st_mode & 0022) != 0000 || st.st_mtime <= st_name.st_mtime
+ || (st.st_mtime < time (NULL) - 24*60*60 && ! isglobal)) {
+
+ close (fd);
+ if (unlink (*res) != 0) {
+ Xfree (*res);
+ *res = NULL; /* cache is not safe */
+ }
+ return -1;
+ }
+
+ m = mmap (NULL, sizeof (struct _XimCacheStruct), PROT_READ, MAP_PRIVATE,
+ fd, 0);
+ if (m == NULL || m == MAP_FAILED) {
+ close (fd);
+ Xfree (*res);
+ *res = NULL;
+ return -1;
+ }
+ if (*size < sizeof (struct _XimCacheStruct) || m->id != XIM_CACHE_MAGIC) {
+ munmap (m, sizeof (struct _XimCacheStruct));
+ close (fd);
+ fprintf (stderr, "Ignoring broken XimCache %s\n", *res);
+ Xfree (*res);
+ *res = NULL;
+ return -1;
+ }
+ if (m->version != XIM_CACHE_VERSION) {
+ munmap (m, sizeof (struct _XimCacheStruct));
+ close (fd);
+ if (unlink (*res) != 0) {
+ Xfree (*res);
+ *res = NULL; /* cache is not safe */
+ }
+ return -1;
+ }
+ munmap (m, sizeof (struct _XimCacheStruct));
+
+ return fd;
+}
+
+
+Private Bool _XimLoadCache (
+ int fd,
+ const char *name,
+ const char *encoding,
+ off_t size,
+ Xim im)
+{
+ if (_XimCache_mmap ||
+ _XimReadCachedDefaultTree (fd, name, encoding, size)) {
+ _XimCachedDefaultTreeRefcount++;
+ memcpy (&im->private.local.base, &_XimCachedDefaultTreeBase,
+ sizeof (_XimCachedDefaultTreeBase));
+ im->private.local.top = _XimCache_mmap->top;
+ return True;
+ }
+
+ return False;
+}
+
+
+Private void
+_XimWriteCachedDefaultTree(
+ const char *name,
+ const char *encoding,
+ const char *cachename,
+ Xim im)
+{
+ int fd;
+ FILE *fp;
+ struct _XimCacheStruct *m;
+ int msize = (XOffsetOf(struct _XimCacheStruct, fname)
+ + strlen(name) + strlen(encoding) + 2
+ + XIM_CACHE_TREE_ALIGNMENT-1) & -XIM_CACHE_TREE_ALIGNMENT;
+ DefTreeBase *b = &im->private.local.base;
+
+ if (! b->tree && ! (b->tree = Xmalloc (sizeof(DefTree))) )
+ return;
+ if (! b->mb && ! (b->mb = Xmalloc (1)) )
+ return;
+ if (! b->wc && ! (b->wc = Xmalloc (sizeof(wchar_t))) )
+ return;
+ if (! b->utf8 && ! (b->utf8 = Xmalloc (1)) )
+ return;
+
+ /* First entry is always unused */
+ memset (b->tree, 0, sizeof(DefTree));
+ b->mb[0] = 0;
+ b->wc[0] = 0;
+ b->utf8[0] = 0;
+
+ m = Xmalloc (msize);
+ memset (m, 0, msize);
+ m->id = XIM_CACHE_MAGIC;
+ m->version = XIM_CACHE_VERSION;
+ m->top = im->private.local.top;
+ m->treeused = b->treeused;
+ m->mbused = b->mbused;
+ m->wcused = b->wcused;
+ m->utf8used = b->utf8used;
+ /* Tree first, then wide chars, then the rest due to alignment */
+ m->tree = msize;
+ m->wc = msize + sizeof (DefTree) * m->treeused;
+ m->mb = m->wc + sizeof (wchar_t) * m->wcused;
+ m->utf8 = m->mb + m->mbused;
+ m->size = m->utf8 + m->utf8used;
+ strcpy (m->fname, name);
+ strcpy (m->fname+strlen(name)+1, encoding);
+
+ /* This STILL might be racy on NFS */
+ if ( (fd = _XOpenFileMode (cachename, O_WRONLY | O_CREAT | O_EXCL,
+ 0600)) < 0)
+ return;
+ if (! (fp = fdopen (fd, "wb")) ) {
+ close (fd);
+ return;
+ }
+ fwrite (m, msize, 1, fp);
+ fwrite (im->private.local.base.tree, sizeof(DefTree), m->treeused, fp);
+ fwrite (im->private.local.base.wc, sizeof(wchar_t), m->wcused, fp);
+ fwrite (im->private.local.base.mb, 1, m->mbused, fp);
+ fwrite (im->private.local.base.utf8, 1, m->utf8used, fp);
+ if (fclose (fp) != 0)
+ unlink (cachename);
+ _XimCache_mmap = m;
+ memcpy (&_XimCachedDefaultTreeBase, &im->private.local.base,
+ sizeof (_XimCachedDefaultTreeBase));
+/* fprintf (stderr, "wrote tree %s size %ld to %s\n", name, m->size, cachename); */
+}
+
+#endif
+
+
+Private void
+_XimCreateDefaultTree(
+ Xim im)
+{
+ FILE *fp = NULL;
+ char *name, *tmpname = NULL, *intname;
+ char *cachename = NULL;
+ /* Should use getpwent() instead of $HOME (cross-platform?) */
+ char *home = getenv("HOME");
+ char *cachedir = NULL;
+ char *tmpcachedir = NULL;
+ int hl = home ? strlen (home) : 0;
+#ifdef COMPOSECACHE
+ const char *encoding = nl_langinfo (CODESET);
+ uid_t euid = geteuid ();
+ gid_t egid = getegid ();
+ int cachefd = -1;
+ off_t size;
+#endif
+
+ name = getenv("XCOMPOSEFILE");
+ if (name == (char *) NULL) {
+ if (home != (char *) NULL) {
+ tmpname = name = Xmalloc(hl + 10 + 1);
+ if (name != (char *) NULL) {
+ int fd;
+ strcpy(name, home);
+ strcpy(name + hl, "/.XCompose");
+ if ( (fd = _XOpenFile (name, O_RDONLY)) < 0) {
+ Xfree (name);
+ name = tmpname = NULL;
+ } else
+ close (fd);
+ }
+ }
+ }
+
+ if (name == (char *) NULL) {
+ tmpname = name = _XlcFileName(im->core.lcd, COMPOSE_FILE);
+ }
+ intname = name;
+
+#ifdef COMPOSECACHE
+ if (getuid () == euid && getgid () == egid && euid != 0) {
+ char *c;
+ /* Usage: XCOMPOSECACHE=<cachedir>[=<filename>]
+ * cachedir: directory of cache files
+ * filename: internally used name for cache file */
+ cachedir = getenv("XCOMPOSECACHE");
+ if (cachedir && (c = strchr (cachedir, '='))) {
+ tmpcachedir = strdup (cachedir);
+ intname = tmpcachedir + (c-cachedir) + 1;
+ tmpcachedir[c-cachedir] = '\0';
+ cachedir = tmpcachedir;
+ }
+ }
+
+ if (! cachedir) {
+ cachefd = _XimCachedFileName (XIM_GLOBAL_CACHE_DIR, name, intname,
+ encoding, 0, 1, &cachename, &size);
+ if (cachefd != -1) {
+ if (_XimLoadCache (cachefd, intname, encoding, size, im)) {
+ if (tmpcachedir)
+ Xfree (tmpcachedir);
+ if (tmpname)
+ Xfree (tmpname);
+ if (cachename)
+ Xfree (cachename);
+ close (cachefd);
+ return;
+ }
+ close (cachefd);
+ }
+ if (cachename)
+ Xfree (cachename);
+ cachename = NULL;
+ }
+
+ if (getuid () == euid && getgid () == egid && euid != 0 && home) {
+
+ if (! cachedir) {
+ tmpcachedir = cachedir = Xmalloc (hl+strlen(XIM_HOME_CACHE_DIR)+1);
+ strcpy (cachedir, home);
+ strcat (cachedir, XIM_HOME_CACHE_DIR);
+ }
+ cachefd = _XimCachedFileName (cachedir, name, intname, encoding,
+ euid, 0, &cachename, &size);
+ if (cachefd != -1) {
+ if (_XimLoadCache (cachefd, intname, encoding, size, im)) {
+ if (tmpcachedir)
+ Xfree (tmpcachedir);
+ if (tmpname)
+ Xfree (tmpname);
+ if (cachename)
+ Xfree (cachename);
+ close (cachefd);
+ return;
+ }
+ close (cachefd);
+ }
+ }
+#endif
+
+ if (! (fp = _XFopenFile (name, "r"))) {
+ if (tmpcachedir)
+ Xfree (tmpcachedir);
+ if (tmpname)
+ Xfree (tmpname);
+ if (cachename)
+ Xfree (cachename);
+ return;
+ }
+ _XimParseStringFile(fp, im);
+ fclose(fp);
+
+#ifdef COMPOSECACHE
+ if (cachename) {
+ assert (euid != 0);
+ _XimWriteCachedDefaultTree (intname, encoding, cachename, im);
+ }
+#endif
+
+ if (tmpcachedir)
+ Xfree (tmpcachedir);
+ if (tmpname)
+ Xfree (tmpname);
+ if (cachename)
+ Xfree (cachename);
+}
+
+Private XIMMethodsRec Xim_im_local_methods = {
+ _XimLocalCloseIM, /* close */
+ _XimLocalSetIMValues, /* set_values */
+ _XimLocalGetIMValues, /* get_values */
+ _XimLocalCreateIC, /* create_ic */
+ _XimLcctstombs, /* ctstombs */
+ _XimLcctstowcs, /* ctstowcs */
+ _XimLcctstoutf8 /* ctstoutf8 */
+};
+
+Public Bool
+_XimLocalOpenIM(
+ Xim im)
+{
+ XLCd lcd = im->core.lcd;
+ XlcConv conv;
+ XimDefIMValues im_values;
+ XimLocalPrivateRec* private = &im->private.local;
+
+ _XimInitialResourceInfo();
+ if(_XimSetIMResourceList(&im->core.im_resources,
+ &im->core.im_num_resources) == False) {
+ goto Open_Error;
+ }
+ if(_XimSetICResourceList(&im->core.ic_resources,
+ &im->core.ic_num_resources) == False) {
+ goto Open_Error;
+ }
+
+ _XimSetIMMode(im->core.im_resources, im->core.im_num_resources);
+
+ _XimGetCurrentIMValues(im, &im_values);
+ if(_XimSetLocalIMDefaults(im, (XPointer)&im_values,
+ im->core.im_resources, im->core.im_num_resources) == False) {
+ goto Open_Error;
+ }
+ _XimSetCurrentIMValues(im, &im_values);
+
+ if (!(conv = _XlcOpenConverter(lcd, XlcNCompoundText, lcd, XlcNMultiByte)))
+ goto Open_Error;
+ private->ctom_conv = conv;
+
+ if (!(conv = _XlcOpenConverter(lcd, XlcNCompoundText, lcd, XlcNWideChar)))
+ goto Open_Error;
+ private->ctow_conv = conv;
+
+ if (!(conv = _XlcOpenConverter(lcd, XlcNCompoundText, lcd, XlcNUtf8String)))
+ goto Open_Error;
+ private->ctoutf8_conv = conv;
+
+ if (!(conv = _XlcOpenConverter(lcd, XlcNCharSet, lcd, XlcNMultiByte)))
+ goto Open_Error;
+ private->cstomb_conv = conv;
+
+ if (!(conv = _XlcOpenConverter(lcd, XlcNCharSet, lcd, XlcNWideChar)))
+ goto Open_Error;
+ private->cstowc_conv = conv;
+
+ if (!(conv = _XlcOpenConverter(lcd, XlcNCharSet, lcd, XlcNUtf8String)))
+ goto Open_Error;
+ private->cstoutf8_conv = conv;
+
+ if (!(conv = _XlcOpenConverter(lcd, XlcNUcsChar, lcd, XlcNChar)))
+ goto Open_Error;
+ private->ucstoc_conv = conv;
+
+ if (!(conv = _XlcOpenConverter(lcd, XlcNUcsChar, lcd, XlcNUtf8String)))
+ goto Open_Error;
+ private->ucstoutf8_conv = conv;
+
+ private->base.treeused = 1;
+ private->base.mbused = 1;
+ private->base.wcused = 1;
+ private->base.utf8used = 1;
+
+ _XimCreateDefaultTree(im);
+
+ im->methods = &Xim_im_local_methods;
+ private->current_ic = (XIC)NULL;
+
+ return(True);
+
+Open_Error :
+ _XimLocalIMFree(im);
+ return(False);
+}
generated by cgit v1.2.3 (git 2.25.1) at 2024-06-30 07:33:25 +0000