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xserver/xkb/ddxList.c

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/************************************************************
Copyright (c) 1995 by Silicon Graphics Computer Systems, Inc.
Permission to use, copy, modify, and distribute this
software and its documentation for any purpose and without
fee is hereby granted, 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 Silicon Graphics not be
used in advertising or publicity pertaining to distribution
of the software without specific prior written permission.
Silicon Graphics makes no representation about the suitability
of this software for any purpose. It is provided "as is"
without any express or implied warranty.
SILICON GRAPHICS DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS
SOFTWARE, INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY
AND FITNESS FOR A PARTICULAR PURPOSE. IN NO EVENT SHALL SILICON
GRAPHICS 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.
********************************************************/
#ifdef HAVE_DIX_CONFIG_H
#include <dix-config.h>
#endif
#include <stdio.h>
#include <ctype.h>
#include <X11/X.h>
#include <X11/Xos.h>
#include <X11/Xproto.h>
#include <X11/keysym.h>
#include <X11/extensions/XKM.h>
#include "inputstr.h"
#include "scrnintstr.h"
#include "windowstr.h"
#define XKBSRV_NEED_FILE_FUNCS
#include <xkbsrv.h>
#include <X11/extensions/XI.h>
#ifdef WIN32
/* from ddxLoad.c */
#define W32_tmparg " '%s'"
#define W32_tmpfile ,tmpname
#define W32_tmplen strlen(tmpname)+3
#else
#define W32_tmparg
#define W32_tmpfile
#define W32_tmplen 0
#endif
/***====================================================================***/
static const char *componentDirs[_XkbListNumComponents] = {
"keycodes", "types", "compat", "symbols", "geometry"
};
/***====================================================================***/
static Status
_AddListComponent(XkbSrvListInfoPtr list,
int what, unsigned flags, char *str, ClientPtr client)
{
int slen, wlen;
unsigned char *wire8;
unsigned short *wire16;
char *tmp;
if (list->nTotal >= list->maxRtrn) {
list->nTotal++;
return Success;
}
tmp = strchr(str, ')');
if ((tmp == NULL) && ((tmp = strchr(str, '(')) == NULL)) {
slen = strlen(str);
while ((slen > 0) && isspace(str[slen - 1])) {
slen--;
}
}
else {
slen = (tmp - str + 1);
}
wlen = (((slen + 1) / 2) * 2) + 4; /* four bytes for flags and length, pad to */
/* 2-byte boundary */
if ((list->szPool - list->nPool) < wlen) {
if (wlen > 1024)
list->szPool += XkbPaddedSize(wlen * 2);
else
list->szPool += 1024;
list->pool = realloc(list->pool, list->szPool * sizeof(char));
if (!list->pool)
return BadAlloc;
}
wire16 = (unsigned short *) &list->pool[list->nPool];
wire8 = (unsigned char *) &wire16[2];
wire16[0] = flags;
wire16[1] = slen;
memcpy(wire8, str, slen);
if (client->swapped) {
swaps(&wire16[0]);
swaps(&wire16[1]);
}
list->nPool += wlen;
list->nFound[what]++;
list->nTotal++;
return Success;
}
/***====================================================================***/
static Status
XkbDDXListComponent(DeviceIntPtr dev,
int what, XkbSrvListInfoPtr list, ClientPtr client)
{
char *file, *map, *tmp, *buf = NULL;
FILE *in;
Status status;
Bool haveDir;
#ifdef WIN32
char tmpname[PATH_MAX];
#else
int rval;
#endif
if ((list->pattern[what] == NULL) || (list->pattern[what][0] == '\0'))
return Success;
file = list->pattern[what];
map = strrchr(file, '(');
if (map != NULL) {
char *tmp;
map++;
tmp = strrchr(map, ')');
if ((tmp == NULL) || (tmp[1] != '\0')) {
/* illegal pattern. No error, but no match */
return Success;
}
}
in = NULL;
haveDir = TRUE;
#ifdef WIN32
strcpy(tmpname, Win32TempDir());
strcat(tmpname, "\\xkb_XXXXXX");
(void) mktemp(tmpname);
#endif
if (XkbBaseDirectory != NULL) {
if ((list->pattern[what][0] == '*') && (list->pattern[what][1] == '\0')) {
if (asprintf(&buf, "%s/%s.dir", XkbBaseDirectory,
componentDirs[what]) == -1)
buf = NULL;
else
in = fopen(buf, "r");
}
if (!in) {
haveDir = FALSE;
free(buf);
if (asprintf
(&buf,
"'%s/xkbcomp' '-R%s/%s' -w %ld -l -vlfhpR '%s'" W32_tmparg,
XkbBinDirectory, XkbBaseDirectory, componentDirs[what],
(long) ((xkbDebugFlags < 2) ? 1 :
((xkbDebugFlags > 10) ? 10 : xkbDebugFlags)),
file W32_tmpfile) == -1)
buf = NULL;
}
}
else {
if ((list->pattern[what][0] == '*') && (list->pattern[what][1] == '\0')) {
if (asprintf(&buf, "%s.dir", componentDirs[what]) == -1)
buf = NULL;
else
in = fopen(buf, "r");
}
if (!in) {
haveDir = FALSE;
free(buf);
if (asprintf
(&buf,
"xkbcomp -R%s -w %ld -l -vlfhpR '%s'" W32_tmparg,
componentDirs[what],
(long) ((xkbDebugFlags < 2) ? 1 :
((xkbDebugFlags > 10) ? 10 : xkbDebugFlags)),
file W32_tmpfile) == -1)
buf = NULL;
}
}
status = Success;
if (!haveDir) {
#ifndef WIN32
in = Popen(buf, "r");
#else
if (xkbDebugFlags)
DebugF("[xkb] xkbList executes: %s\n", buf);
if (System(buf) < 0)
ErrorF("[xkb] Could not invoke keymap compiler\n");
else
in = fopen(tmpname, "r");
#endif
}
if (!in) {
free(buf);
#ifdef WIN32
unlink(tmpname);
#endif
return BadImplementation;
}
list->nFound[what] = 0;
free(buf);
buf = malloc(PATH_MAX * sizeof(char));
if (!buf) {
fclose(in);
#ifdef WIN32
unlink(tmpname);
#endif
return BadAlloc;
}
while ((status == Success) && ((tmp = fgets(buf, PATH_MAX, in)) != NULL)) {
unsigned flags;
register unsigned int i;
if (*tmp == '#') /* comment, skip it */
continue;
if (!strncmp(tmp, "Warning:", 8) || !strncmp(tmp, " ", 8))
/* skip warnings too */
continue;
flags = 0;
/* each line in the listing is supposed to start with two */
/* groups of eight characters, which specify the general */
/* flags and the flags that are specific to the component */
/* if they're missing, fail with BadImplementation */
for (i = 0; (i < 8) && (status == Success); i++) { /* read the general flags */
if (isalpha(*tmp))
flags |= (1L << i);
else if (*tmp != '-')
status = BadImplementation;
tmp++;
}
if (status != Success)
break;
if (!isspace(*tmp)) {
status = BadImplementation;
break;
}
else
tmp++;
for (i = 0; (i < 8) && (status == Success); i++) { /* read the component flags */
if (isalpha(*tmp))
flags |= (1L << (i + 8));
else if (*tmp != '-')
status = BadImplementation;
tmp++;
}
if (status != Success)
break;
if (isspace(*tmp)) {
while (isspace(*tmp)) {
tmp++;
}
}
else {
status = BadImplementation;
break;
}
status = _AddListComponent(list, what, flags, tmp, client);
}
#ifndef WIN32
if (haveDir)
fclose(in);
else if ((rval = Pclose(in)) != 0) {
if (xkbDebugFlags)
ErrorF("[xkb] xkbcomp returned exit code %d\n", rval);
}
#else
fclose(in);
unlink(tmpname);
#endif
free(buf);
return status;
}
/***====================================================================***/
/* ARGSUSED */
Status
XkbDDXList(DeviceIntPtr dev, XkbSrvListInfoPtr list, ClientPtr client)
{
Status status;
status = XkbDDXListComponent(dev, _XkbListKeycodes, list, client);
if (status == Success)
status = XkbDDXListComponent(dev, _XkbListTypes, list, client);
if (status == Success)
status = XkbDDXListComponent(dev, _XkbListCompat, list, client);
if (status == Success)
status = XkbDDXListComponent(dev, _XkbListSymbols, list, client);
if (status == Success)
status = XkbDDXListComponent(dev, _XkbListGeometry, list, client);
return status;
}
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