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* locale/loadlocale.c (_nl_load_locale): Make sure all locale data
	used as words is properly aligned.
This commit is contained in:
Ulrich Drepper 2000-06-30 05:57:47 +00:00
parent 040cf4baf7
commit e43e0dd6b3
3 changed files with 29 additions and 23 deletions
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3
ChangeLog
View File

@ -1,5 +1,8 @@
2000-06-29 Ulrich Drepper <drepper@redhat.com>
* locale/loadlocale.c (_nl_load_locale): Make sure all locale data
used as words is properly aligned.
* locale/programs/ld-ctype.c (ctype_output): Don't generate unaligned
data files.

7
locale/loadlocale.c
View File

@ -18,6 +18,7 @@
write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
Boston, MA 02111-1307, USA. */
#include <assert.h>
#include <errno.h>
#include <fcntl.h>
#include <stdlib.h>
@ -215,7 +216,11 @@ _nl_load_locale (struct loaded_l10nfile *file, int category)
goto puntmap;
}
if (__builtin_expect (_nl_value_types[category][cnt] == word, 0))
newdata->values[cnt].word = *((u_int32_t *) (newdata->filedata + idx));
{
assert (idx % 4 == 0);
newdata->values[cnt].word =
*((u_int32_t *) (newdata->filedata + idx));
}
else
newdata->values[cnt].string = newdata->filedata + idx;
}

42
locale/programs/ld-ctype.c
View File

@ -833,7 +833,7 @@ void
ctype_output (struct localedef_t *locale, struct charmap_t *charmap,
const char *output_path)
{
static const char nulbytes[3] = { 0, 0, 0 };
static const char nulbytes[4] = { 0, 0, 0, 0 };
struct locale_ctype_t *ctype = locale->categories[LC_CTYPE].ctype;
const size_t nelems = (_NL_ITEM_INDEX (_NL_NUM_LC_CTYPE)
+ (ctype->map_collection_nr - 2));
@ -936,7 +936,7 @@ ctype_output (struct localedef_t *locale, struct charmap_t *charmap,
= strlen (ctype->classnames[cnt]) + 1;
total += iov[2 + elem + offset].iov_len;
}
iov[2 + elem + offset].iov_base = (void *) "\0\0\0";
iov[2 + elem + offset].iov_base = (void *) nulbytes;
iov[2 + elem + offset].iov_len = 1 + (4 - ((total + 1) % 4));
total += 1 + (4 - ((total + 1) % 4));
@ -954,7 +954,7 @@ ctype_output (struct localedef_t *locale, struct charmap_t *charmap,
= strlen (ctype->mapnames[cnt]) + 1;
total += iov[2 + elem + offset].iov_len;
}
iov[2 + elem + offset].iov_base = (void *) "\0\0\0";
iov[2 + elem + offset].iov_base = (void *) nulbytes;
iov[2 + elem + offset].iov_len = 1 + (4 - ((total + 1) % 4));
total += 1 + (4 - ((total + 1) % 4));
@ -993,6 +993,12 @@ ctype_output (struct localedef_t *locale, struct charmap_t *charmap,
break;
case _NL_ITEM_INDEX (_NL_CTYPE_INDIGITS_WC_LEN):
/* Align entries. */
iov[2 + elem + offset].iov_base = (void *) nulbytes;
iov[2 + elem + offset].iov_len = (4 - idx[elem] % 4) % 4;
idx[elem] += iov[2 + elem + offset].iov_len;
++offset;
iov[2 + elem + offset].iov_base = alloca (sizeof (uint32_t));
iov[2 + elem + offset].iov_len = sizeof (uint32_t);
*(uint32_t *) iov[2 + elem + offset].iov_base =
@ -1000,15 +1006,7 @@ ctype_output (struct localedef_t *locale, struct charmap_t *charmap,
idx[elem + 1] = idx[elem] + sizeof (uint32_t);
break;
case _NL_ITEM_INDEX (_NL_CTYPE_INDIGITS0_MB):
/* Align entries. */
iov[2 + elem + offset].iov_base = (void *) nulbytes;
iov[2 + elem + offset].iov_len = (4 - idx[elem] % 4) % 4;
idx[elem] += iov[2 + elem + offset].iov_len;
++offset;
/* FALLTRHOUGH */
case _NL_ITEM_INDEX (_NL_CTYPE_INDIGITS1_MB) ... _NL_ITEM_INDEX (_NL_CTYPE_INDIGITS9_MB):
case _NL_ITEM_INDEX (_NL_CTYPE_INDIGITS0_MB) ... _NL_ITEM_INDEX (_NL_CTYPE_INDIGITS9_MB):
/* Compute the length of all possible characters. For INDIGITS
there might be more than one. We simply concatenate all of
them with a NUL byte following. The NUL byte wouldn't be
@ -1048,15 +1046,7 @@ ctype_output (struct localedef_t *locale, struct charmap_t *charmap,
idx[elem + 1] = idx[elem] + iov[2 + elem + offset].iov_len;
break;
case _NL_ITEM_INDEX (_NL_CTYPE_INDIGITS0_WC):
/* Align entries. */
iov[2 + elem + offset].iov_base = (void *) nulbytes;
iov[2 + elem + offset].iov_len = (4 - idx[elem] % 4) % 4;
idx[elem] += iov[2 + elem + offset].iov_len;
++offset;
/* FALLTHROUGH */
case _NL_ITEM_INDEX (_NL_CTYPE_INDIGITS1_WC) ... _NL_ITEM_INDEX (_NL_CTYPE_INDIGITS9_WC):
case _NL_ITEM_INDEX (_NL_CTYPE_INDIGITS0_WC) ... _NL_ITEM_INDEX (_NL_CTYPE_INDIGITS9_WC):
total = ctype->wcdigits_act / 10;
iov[2 + elem + offset].iov_base =
@ -1070,7 +1060,15 @@ ctype_output (struct localedef_t *locale, struct charmap_t *charmap,
idx[elem + 1] = idx[elem] + iov[2 + elem + offset].iov_len;
break;
case _NL_ITEM_INDEX (_NL_CTYPE_OUTDIGIT0_WC) ... _NL_ITEM_INDEX (_NL_CTYPE_OUTDIGIT9_WC):
case _NL_ITEM_INDEX (_NL_CTYPE_OUTDIGIT0_WC):
/* Align entries. */
iov[2 + elem + offset].iov_base = (void *) nulbytes;
iov[2 + elem + offset].iov_len = (4 - idx[elem] % 4) % 4;
idx[elem] += iov[2 + elem + offset].iov_len;
++offset;
/* FALLTRHOUGH */
case _NL_ITEM_INDEX (_NL_CTYPE_OUTDIGIT1_WC) ... _NL_ITEM_INDEX (_NL_CTYPE_OUTDIGIT9_WC):
cnt = elem - _NL_ITEM_INDEX (_NL_CTYPE_OUTDIGIT0_WC);
iov[2 + elem + offset].iov_base = &ctype->wcoutdigits[cnt];
iov[2 + elem + offset].iov_len = sizeof (uint32_t);