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1997-11-24 03:01  Ulrich Drepper  <drepper@cygnus.com>

	* elf/dl-support.c: Call __libc_init_secure to make sure
	__libc_enable_secure is defined early.
	* sysdeps/generic/enbl-secure.c: Change function name to
	__libc_init_secure and make it global instead of a constructor.

	* iconv/gconv.c: Fix lots of bugs.
	* iconv/gconv.h: Likewise.
	* iconv/gconv_builtin.h: Likewise.
	* iconv/gconv_close.c: Likewise.
	* iconv/gconv_conf.c: Likewise.
	* iconv/gconv_db.c: Likewise.
	* iconv/gconv_dl.c: Likewise.
	* iconv/gconv_open.c: Likewise.
	* iconv/gconv_simple.c: Likewise.
	* iconv/iconv.c: Likewise.
	* iconv/iconv_close.c: Likewise.
	* iconv/iconv_open.c: Likewise.

	* wcsmbs/Makefile (routines): Add wmemrtowcs and wmemrtombs.
	* wcsmbs/wchar.h: Add prototypes for wmemrtowcs and wmemrtombs.
	* wcsmbs/wmemrtombs.c: New file.
	* wcsmbs/wmemrtowcs.c: New file.
This commit is contained in:
Ulrich Drepper 1997-11-24 02:08:40 +00:00
parent f43ce637b5
commit e34b0f2902
19 changed files with 521 additions and 132 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

25
ChangeLog
View file

@ -1,3 +1,28 @@
1997-11-24 03:01 Ulrich Drepper <drepper@cygnus.com>
* elf/dl-support.c: Call __libc_init_secure to make sure
__libc_enable_secure is defined early.
* sysdeps/generic/enbl-secure.c: Change function name to
__libc_init_secure and make it global instead of a constructor.
* iconv/gconv.c: Fix lots of bugs.
* iconv/gconv.h: Likewise.
* iconv/gconv_builtin.h: Likewise.
* iconv/gconv_close.c: Likewise.
* iconv/gconv_conf.c: Likewise.
* iconv/gconv_db.c: Likewise.
* iconv/gconv_dl.c: Likewise.
* iconv/gconv_open.c: Likewise.
* iconv/gconv_simple.c: Likewise.
* iconv/iconv.c: Likewise.
* iconv/iconv_close.c: Likewise.
* iconv/iconv_open.c: Likewise.
* wcsmbs/Makefile (routines): Add wmemrtowcs and wmemrtombs.
* wcsmbs/wchar.h: Add prototypes for wmemrtowcs and wmemrtombs.
* wcsmbs/wmemrtombs.c: New file.
* wcsmbs/wmemrtowcs.c: New file.
1997-11-22 19:28 Ulrich Drepper <drepper@cygnus.com>
* iconv/gconv_simple.c: Fix lots of bugs.

8
elf/dl-support.c
View file

@ -46,6 +46,8 @@ struct r_search_path *_dl_search_paths;
const char *_dl_profile;
struct link_map *_dl_profile_map;
extern void __libc_init_secure (void);
static void non_dynamic_init (void) __attribute__ ((unused));
@ -54,6 +56,10 @@ non_dynamic_init (void)
{
_dl_verbose = *(getenv ("LD_WARN") ?: "") == '\0' ? 0 : 1;
_dl_pagesize = __getpagesize ();
__libc_init_secure ();
/* Initialize the data structures for the search paths for shared
objects. */
_dl_init_paths ();
@ -65,7 +71,5 @@ non_dynamic_init (void)
/* Now determine the length of the platform string. */
if (_dl_platform != NULL)
_dl_platformlen = strlen (_dl_platform);
_dl_pagesize = __getpagesize ();
}
text_set_element (__libc_subinit, non_dynamic_init);

3
iconv/gconv.c
View file

@ -30,6 +30,9 @@ __gconv (gconv_t cd, const char **inbuf, size_t *inbytesleft, char **outbuf,
size_t oldinbytes = *inbytesleft;
int result;
if (cd == (gconv_t) -1L)
return GCONV_ILLEGAL_DESCRIPTOR;
cd->data[last_step].outbuf = *outbuf;
cd->data[last_step].outbufavail = 0;
cd->data[last_step].outbufsize = *outbytesleft;

1
iconv/gconv.h
View file

@ -37,6 +37,7 @@ enum
GCONV_EMPTY_INPUT,
GCONV_FULL_OUTPUT,
GCONV_ILLEGAL_INPUT,
GCONV_INCOMPLETE_INPUT,
GCONV_ILLEGAL_DESCRIPTOR,
GCONV_INTERNAL_ERROR

6
iconv/gconv_builtin.h
View file

@ -18,17 +18,17 @@
write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
Boston, MA 02111-1307, USA. */
BUILTIN_TRANSFORMATION ("\\([^/]+\\)/UCS4/\\([^/]*\\)", NULL, 0,
BUILTIN_TRANSFORMATION ("([^/]+)/UCS4/([^/]*)", NULL, 0,
"\\1/UTF8/\\2", 1, "=ucs4->utf8",
__gconv_transform_ucs4_utf8,
__gconv_transform_init_rstate,
__gconv_transform_end_rstate)
BUILTIN_TRANSFORMATION ("\\([^/]+\\)/UTF8/\\([^/]*\\)", NULL, 0,
BUILTIN_TRANSFORMATION ("([^/]+)/UTF8/([^/]*)", NULL, 0,
"\\1/UCS4/\\2", 1, "=utf8->ucs4",
__gconv_transform_utf8_ucs4,
__gconv_transform_init_rstate,
__gconv_transform_end_rstate)
BUILTIN_TRANSFORMATION ("\\(.*\\)", NULL, 0, "\\1", 1, "=dummy",
BUILTIN_TRANSFORMATION ("(.*)", NULL, 0, "\\1", 1, "=dummy",
__gconv_transform_dummy, NULL, NULL)

3
iconv/gconv_close.c
View file

@ -48,9 +48,8 @@ __gconv_close (gconv_t cd)
/* Next step. */
++srunp;
++drunp;
}
while (!drunp->is_last);
while (!(drunp++)->is_last);
/* Save the pointer, we need it below. */
srunp = cd->steps;

160
iconv/gconv_conf.c
View file

@ -19,6 +19,7 @@
Boston, MA 02111-1307, USA. */
#include <ctype.h>
#include <errno.h>
#include <gconv.h>
#include <search.h>
#include <stdio.h>
@ -35,6 +36,12 @@ static const char default_gconv_path[] = GCONV_PATH;
along the path. */
static const char gconv_conf_filename[] = "gconv-modules";
/* Filename extension for the modules. */
#ifndef MODULE_EXT
# define MODULE_EXT ".so"
#endif
static const char gconv_module_ext[] = MODULE_EXT;
/* We have a few builtin transformations. */
static struct gconv_module builtin_modules[] =
{
@ -111,15 +118,18 @@ add_alias (char *rp)
new_alias = (struct gconv_alias *)
malloc (sizeof (struct gconv_alias) + (wp - from));
new_alias->fromname = memcpy ((char *) new_alias
+ sizeof (struct gconv_alias),
from, to - from);
new_alias->toname = memcpy ((char *) new_alias + sizeof (struct gconv_alias)
+ (to - from), to, wp - to);
if (new_alias != NULL)
{
new_alias->fromname = memcpy ((char *) new_alias
+ sizeof (struct gconv_alias),
from, wp - from);
new_alias->toname = new_alias->fromname + (to - from);
if (__tsearch (new_alias, &__gconv_alias_db, __gconv_alias_compare) == NULL)
/* Something went wrong, free this entry. */
free (new_alias);
if (__tsearch (new_alias, &__gconv_alias_db, __gconv_alias_compare)
== NULL)
/* Something went wrong, free this entry. */
free (new_alias);
}
}
@ -138,6 +148,7 @@ add_module (char *rp, const char *directory, size_t dir_len, void **modules,
char *from, *to, *module, *wp;
size_t const_len;
int from_is_regex;
int need_ext;
int cost;
while (isspace (*rp))
@ -195,65 +206,68 @@ add_module (char *rp, const char *directory, size_t dir_len, void **modules,
/* Increment by one for the slash. */
++dir_len;
/* See whether we must add the ending. */
need_ext = 0;
if (wp - module < sizeof (gconv_module_ext)
|| memcmp (wp - sizeof (gconv_module_ext), gconv_module_ext,
sizeof (gconv_module_ext)) != 0)
/* We must add the module extension. */
need_ext = sizeof (gconv_module_ext) - 1;
/* We've collected all the information, now create an entry. */
const_len = 0;
if (from_is_regex)
do
++const_len;
while (isalnum (from[const_len]) || from[const_len] == '-'
|| from[const_len] == '/' || from[const_len] == '.'
|| from[const_len] == '_');
{
const_len = 0;
while (isalnum (from[const_len]) || from[const_len] == '-'
|| from[const_len] == '/' || from[const_len] == '.'
|| from[const_len] == '_')
++const_len;
}
else
const_len = to - from - 1;
new_module = (struct gconv_module *) malloc (sizeof (struct gconv_module)
+ (wp - from) + const_len
+ dir_len);
+ (wp - from)
+ dir_len + need_ext);
if (new_module != NULL)
{
char *tmp;
new_module->from_constpfx = memcpy ((char *) new_module
+ sizeof (struct gconv_module),
from, to - from);
if (from_is_regex)
{
new_module->from_pattern = memcpy ((char *) new_module
+ sizeof (struct gconv_module),
from, to - from);
new_module->from_constpfx = memcpy ((char *) new_module->from_pattern
+ (to - from),
from, const_len);
((char *) new_module->from_constpfx)[const_len] = '\0';
new_module->from_constpfx_len = const_len;
++const_len;
}
new_module->from_pattern = new_module->from_constpfx;
else
{
new_module->from_pattern = NULL;
new_module->from_constpfx = memcpy ((char *) new_module
+ sizeof (struct gconv_module),
from, to - from);
new_module->from_constpfx_len = to - from - 1;
const_len = to - from;
}
new_module->from_pattern = NULL;
new_module->from_constpfx_len = const_len;
new_module->from_regex = NULL;
new_module->to_string = memcpy ((char *) new_module->from_constpfx
+ const_len + 1, to, module - to);
+ (to - from), to, module - to);
new_module->cost = cost;
new_module->module_name = (char *) new_module->to_string + (module - to);
if (dir_len == 0)
new_module->module_name = memcpy ((char *) new_module->to_string
+ (module - to),
module, wp - module);
tmp = (char *) new_module->module_name;
else
{
char *tmp;
new_module->module_name = ((char *) new_module->to_string
+ (module - to));
tmp = __mempcpy ((char *) new_module->module_name,
directory, dir_len - 1);
*tmp++ = '/';
memcpy (tmp, module, wp - module);
}
if (__tfind (new_module, *modules, module_compare) != NULL)
tmp = __mempcpy (tmp, module, wp - module);
if (need_ext)
memcpy (tmp - 1, gconv_module_ext, sizeof (gconv_module_ext));
if (__tfind (new_module, modules, module_compare) == NULL)
if (__tsearch (new_module, modules, module_compare) == NULL)
/* Something went wrong while inserting the new module. */
free (new_module);
@ -267,7 +281,7 @@ static void
insert_module (const void *nodep, VISIT value, int level)
{
if (value == preorder || value == leaf)
__gconv_modules_db[__gconv_nmodules++] = (struct gconv_module *) nodep;
__gconv_modules_db[__gconv_nmodules++] = *(struct gconv_module **) nodep;
}
static void
@ -302,8 +316,6 @@ read_conf_file (const char *filename, const char *directory, size_t dir_len,
break;
rp = line;
while (isspace (*rp))
++rp;
/* Terminate the line (excluding comments or newline) by an NUL byte
to simplify the following code. */
endp = strchr (rp, '#');
@ -316,6 +328,9 @@ read_conf_file (const char *filename, const char *directory, size_t dir_len,
*endp = '\0';
}
while (isspace (*rp))
++rp;
/* If this is an empty line go on with the next one. */
if (rp == endp)
continue;
@ -325,10 +340,10 @@ read_conf_file (const char *filename, const char *directory, size_t dir_len,
++rp;
if (rp - word == sizeof ("alias") - 1
&& memcpy (word, "alias", sizeof ("alias") - 1) == 0)
&& memcmp (word, "alias", sizeof ("alias") - 1) == 0)
add_alias (rp);
else if (rp - word == sizeof ("module") - 1
&& memcpy (word, "module", sizeof ("module") - 1) == 0)
&& memcmp (word, "module", sizeof ("module") - 1) == 0)
add_module (rp, directory, dir_len, modules, nmodules);
/* else */
/* Otherwise ignore the line. */
@ -349,6 +364,7 @@ __gconv_read_conf (void)
char *gconv_path, *elem;
void *modules = NULL;
size_t nmodules = 0;
int save_errno = errno;
if (user_path == NULL)
/* No user-defined path. Make a modifiable copy of the default path. */
@ -390,31 +406,31 @@ __gconv_read_conf (void)
/* If the configuration files do not contain any valid module specification
remember this by setting the pointer to the module array to NULL. */
nmodules = sizeof (builtin_modules) / sizeof (struct gconv_module);
nmodules += sizeof (builtin_modules) / sizeof (builtin_modules[0]);
if (nmodules == 0)
__gconv_modules_db = NULL;
else
{
__gconv_modules_db = NULL;
return;
__gconv_modules_db =
(struct gconv_module **) malloc (nmodules
* sizeof (struct gconv_module));
if (__gconv_modules_db != NULL)
{
size_t cnt;
/* Insert all module entries into the array. */
__twalk (modules, insert_module);
/* No remove the tree data structure. */
__tdestroy (modules, nothing);
/* Finally insert the builtin transformations. */
for (cnt = 0; cnt < (sizeof (builtin_modules)
/ sizeof (struct gconv_module)); ++cnt)
__gconv_modules_db[__gconv_nmodules++] = &builtin_modules[cnt];
}
}
__gconv_modules_db =
(struct gconv_module **) malloc (nmodules * sizeof (struct gconv_module));
if (__gconv_modules_db == NULL)
/* We cannot do anything. */
return;
/* First insert the builtin transformations. */
while (__gconv_nmodules < (sizeof (builtin_modules)
/ sizeof (struct gconv_module)))
{
__gconv_modules_db[__gconv_nmodules] =
&builtin_modules[__gconv_nmodules];
++__gconv_nmodules;
}
/* Insert all module entries into the array. */
__twalk (modules, insert_module);
/* No remove the tree data structure. */
__tdestroy (modules, nothing);
/* Restore the error number. */
__set_errno (save_errno);
}

72
iconv/gconv_db.c
View file

@ -99,7 +99,7 @@ derivation_lookup (const char *fromset, const char *toset,
struct known_derivation key = { fromset, toset, NULL, 0 };
struct known_derivation *result;
result = __tfind (&key, known_derivations, derivation_compare);
result = __tfind (&key, &known_derivations, derivation_compare);
if (result == NULL)
return GCONV_NOCONV;
@ -169,11 +169,18 @@ gen_steps (struct derivation_step *best, const char *toset,
* step_cnt);
if (result != NULL)
{
int failed = 0;
*nsteps = step_cnt;
current = best;
while (step_cnt-- > 0)
{
result[step_cnt].from_name = current->last->result_set;
result[step_cnt].to_name = current->result_set;
result[step_cnt].from_name = (step_cnt == 0
? __strdup (fromset)
: current->last->result_set);
result[step_cnt].to_name = (step_cnt + 1 == *nsteps
? __strdup (current->result_set)
: result[step_cnt + 1].from_name);
if (current->code->module_name[0] == '/')
{
@ -182,7 +189,10 @@ gen_steps (struct derivation_step *best, const char *toset,
__gconv_find_shlib (current->code->module_name);
if (shlib_handle == NULL)
break;
{
failed = 1;
break;
}
result[step_cnt].shlib_handle = shlib_handle;
@ -192,6 +202,7 @@ gen_steps (struct derivation_step *best, const char *toset,
/* Argh, no conversion function. There is something
wrong here. */
__gconv_release_shlib (result[step_cnt].shlib_handle);
failed = 1;
break;
}
@ -208,18 +219,18 @@ gen_steps (struct derivation_step *best, const char *toset,
current = current->last;
}
if (step_cnt != 0)
if (failed != 0)
{
/* Something went wrong while initializing the modules. */
while (step_cnt-- > 0)
while (++step_cnt < *nsteps)
__gconv_release_shlib (result[step_cnt].shlib_handle);
free (result);
*nsteps = 0;
status = GCONV_NOCONV;
}
else
{
*handle = result;
*nsteps = step_cnt;
status = GCONV_OK;
}
}
@ -231,12 +242,13 @@ gen_steps (struct derivation_step *best, const char *toset,
/* The main function: find a possible derivation from the `fromset' (either
the given name or the alias) to the `toset' (again with alias). */
static int
internal_function
find_derivation (const char *toset, const char *toset_expand,
const char *fromset, const char *fromset_expand,
struct gconv_step **handle, size_t *nsteps)
{
__libc_lock_define_initialized (static, lock)
struct derivation_step *current, **lastp, *best = NULL;
struct derivation_step *first, *current, **lastp, *best = NULL;
int best_cost = 0;
int result;
@ -260,16 +272,17 @@ find_derivation (const char *toset, const char *toset_expand,
The task is to match the `toset' with any of the available. */
if (fromset_expand != NULL)
{
current = NEW_STEP (fromset_expand, NULL, NULL);
current->next = NEW_STEP (fromset, NULL, NULL);
lastp = &current->next->next;
first = NEW_STEP (fromset_expand, NULL, NULL);
first->next = NEW_STEP (fromset, NULL, NULL);
lastp = &first->next->next;
}
else
{
current = NEW_STEP (fromset, NULL, NULL);
lastp = &current->next;
first = NEW_STEP (fromset, NULL, NULL);
lastp = &first->next;
}
current = first;
while (current != NULL)
{
/* Now match all the available module specifications against the
@ -419,13 +432,28 @@ find_derivation (const char *toset, const char *toset_expand,
}
else
{
/* Append at the end. */
*lastp = NEW_STEP (result_set, __gconv_modules_db[cnt],
current);
lastp = &(*lastp)->next;
/* Append at the end if there is no entry with this name. */
struct derivation_step *runp = first;
while (runp != NULL)
{
if (__strcasecmp (result_set, runp->result_set) == 0)
break;
runp = runp->next;
}
if (runp == NULL)
{
*lastp = NEW_STEP (result_set, __gconv_modules_db[cnt],
current);
lastp = &(*lastp)->next;
}
}
}
}
/* Go on with the next entry. */
current = current->next;
}
if (best != NULL)
@ -470,15 +498,15 @@ __gconv_find_transform (const char *toset, const char *fromset,
if (__gconv_alias_db != NULL)
{
struct gconv_alias key;
struct gconv_alias *found;
struct gconv_alias **found;
key.fromname = fromset;
found = __tfind (&key, __gconv_alias_db, __gconv_alias_compare);
fromset_expand = found != NULL ? found->toname : NULL;
found = __tfind (&key, &__gconv_alias_db, __gconv_alias_compare);
fromset_expand = found != NULL ? (*found)->toname : NULL;
key.fromname = toset;
found = __tfind (&key, __gconv_alias_db, __gconv_alias_compare);
toset_expand = found != NULL ? found->toname : NULL;
found = __tfind (&key, &__gconv_alias_db, __gconv_alias_compare);
toset_expand = found != NULL ? (*found)->toname : NULL;
}
result = find_derivation (toset, toset_expand, fromset, fromset_expand,

5
iconv/gconv_dl.c
View file

@ -84,6 +84,7 @@ do_open (void *a)
static int
internal_function
dlerror_run (void (*operate) (void *), void *args)
{
char *last_errstring = NULL;
@ -156,7 +157,7 @@ __gconv_find_shlib (const char *name)
enough to a pointer to our structure to use as a lookup key that
will be passed to `known_compare' (above). */
found = __tfind (&name, loaded, known_compare);
found = __tfind (&name, &loaded, known_compare);
if (found == NULL)
{
/* This name was not known before. */
@ -208,7 +209,7 @@ static void *release_handle;
static void
do_release_shlib (const void *nodep, VISIT value, int level)
{
struct loaded_object *obj = (struct loaded_object *) nodep;
struct loaded_object *obj = *(struct loaded_object **) nodep;
if (value != preorder && value != leaf)
return;

26
iconv/gconv_open.c
View file

@ -69,19 +69,19 @@ __gconv_open (const char *toset, const char *fromset, gconv_t *handle)
if (res != GCONV_OK)
break;
}
else
if (!data[cnt].is_last)
{
data[cnt].outbufsize = GCONV_DEFAULT_BUFSIZE;
data[cnt].outbuf =
(char *) malloc (data[cnt].outbufsize);
if (data[cnt].outbuf == NULL)
{
res = GCONV_NOMEM;
break;
}
data[cnt].outbufavail = 0;
}
if (!data[cnt].is_last && data[cnt].outbuf == NULL)
{
data[cnt].outbufsize = GCONV_DEFAULT_BUFSIZE;
data[cnt].outbuf =
(char *) malloc (data[cnt].outbufsize);
if (data[cnt].outbuf == NULL)
{
res = GCONV_NOMEM;
break;
}
data[cnt].outbufavail = 0;
}
}
}
}

4
iconv/gconv_simple.c
View file

@ -117,7 +117,7 @@ __gconv_transform_ucs4_utf8 (struct gconv_step *step,
do
{
const char *newinbuf = inbuf;
size_t actually = __wcsnrtombs (&data->outbuf[data->outbufavail],
size_t actually = __wmemrtombs (&data->outbuf[data->outbufavail],
(const wchar_t **) &newinbuf,
*inlen / sizeof (wchar_t),
data->outbufsize - data->outbufavail,
@ -206,7 +206,7 @@ __gconv_transform_utf8_ucs4 (struct gconv_step *step,
do
{
const char *newinbuf = inbuf;
size_t actually = __mbsnrtowcs ((wchar_t *) &data->outbuf[data->outbufavail],
size_t actually = __wmemrtowcs ((wchar_t *) &data->outbuf[data->outbufavail],
&newinbuf, *inlen,
((data->outbufsize
- data->outbufavail)

38
iconv/iconv.c
View file

@ -19,9 +19,12 @@
write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
Boston, MA 02111-1307, USA. */
#include <errno.h>
#include <iconv.h>
#include <gconv.h>
#include <assert.h>
size_t
iconv (iconv_t cd, const char **inbuf, size_t *inbytesleft, char **outbuf,
@ -29,10 +32,39 @@ iconv (iconv_t cd, const char **inbuf, size_t *inbytesleft, char **outbuf,
{
gconv_t gcd = (gconv_t) cd;
size_t converted;
int result;
if (__gconv (gcd, inbuf, inbytesleft, outbuf, outbytesleft, &converted)
!= GCONV_OK)
return (size_t) -1;
result = __gconv (gcd, inbuf, inbytesleft, outbuf, outbytesleft, &converted);
switch (result)
{
case GCONV_ILLEGAL_DESCRIPTOR:
__set_errno (EBADF);
converted = (size_t) -1L;
break;
case GCONV_ILLEGAL_INPUT:
__set_errno (EILSEQ);
converted = (size_t) -1L;
break;
case GCONV_FULL_OUTPUT:
__set_errno (E2BIG);
converted = (size_t) -1L;
break;
case GCONV_INCOMPLETE_INPUT:
__set_errno (EINVAL);
converted = (size_t) -1L;
break;
case GCONV_EMPTY_INPUT:
case GCONV_OK:
/* Nothing. */
break;
default:
assert (!"Nothing like this should happen");
}
return converted;
}

7
iconv/iconv_close.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 <errno.h>
#include <iconv.h>
#include <gconv.h>
@ -26,5 +27,11 @@
int
iconv_close (iconv_t cd)
{
if (cd == (iconv_t *) -1L)
{
__set_errno (EBADF);
return -1;
}
return __gconv_close ((gconv_t) cd) ? -1 : 0;
}

13
iconv/iconv_open.c
View file

@ -27,11 +27,9 @@
static inline void
strip (char *s)
strip (char *wp, const char *s)
{
int slash_count = 0;
char *wp;
wp = s;
while (*s != '\0')
{
@ -39,7 +37,7 @@ strip (char *s)
*wp++ = *s;
else if (*s == '/')
{
if (++slash_count == 2)
if (++slash_count == 3)
break;
*wp++ = '/';
}
@ -67,14 +65,15 @@ iconv_open (const char *tocode, const char *fromcode)
'_', '-', '/', and '.'. */
tocode_len = strlen (tocode);
tocode_conv = alloca (tocode_len + 3);
strip (memcpy (tocode_conv, tocode, tocode_len + 1));
strip (tocode_conv, tocode);
fromcode_len = strlen (fromcode);
fromcode_conv = alloca (fromcode_len + 3);
strip (memcpy (fromcode_conv, fromcode, fromcode_len + 1));
strip (fromcode_conv, fromcode);
res = __gconv_open (tocode_conv[2] == '\0' ? tocode : tocode_conv,
fromcode_conv[2] == '\0' ? fromcode, fromcode_conv, &cd);
fromcode_conv[2] == '\0' ? fromcode : fromcode_conv,
&cd);
if (res != GCONV_OK)
{

5
sysdeps/generic/enbl-secure.c
View file

@ -26,9 +26,8 @@
/* Safest assumption, if somehow the initializer isn't run. */
int __libc_enable_secure = 1;
static void
__attribute__ ((unused, constructor))
init_secure (void)
void
__libc_init_secure (void)
{
__libc_enable_secure = (__geteuid () != __getuid () ||
__getegid () != __getgid ());

2
wcsmbs/Makefile
View file

@ -29,7 +29,7 @@ routines := wcscat wcschr wcscmp wcscpy wcscspn wcsdup wcslen wcsncat \
wmemcmp wmemcpy wmemmove wmemset wcpcpy wcpncpy \
btowc wctob mbsinit \
mbrlen mbrtowc wcrtomb mbsrtowcs wcsrtombs \
mbsnrtowcs wcsnrtombs \
mbsnrtowcs wcsnrtombs wmemrtowcs wmemrtombs \
wcstol wcstoul wcstoll wcstoull wcstod wcstold wcstof \
wcstol_l wcstoul_l wcstoll_l wcstoull_l \
wcstod_l wcstold_l wcstof_l \

20
wcsmbs/wchar.h
View file

@ -253,6 +253,16 @@ extern size_t mbsnrtowcs __P ((wchar_t *__restrict __dst,
__const char **__restrict __src, size_t __nmc,
size_t __len, mbstate_t *__restrict __ps));
/* Similar function to the above but this does not stop at NUL bytes. */
extern size_t __wmemrtowcs __P ((wchar_t *__restrict __dst,
__const char **__restrict __src,
size_t __nmc, size_t __len,
mbstate_t *__restrict __ps));
extern size_t wmemrtowcs __P ((wchar_t *__restrict __dst,
__const char **__restrict __src,
size_t __nmc, size_t __len,
mbstate_t *__restrict __ps));
/* Write multibyte character representation of at most NWC characters
from the wide character string SRC to DST. */
extern size_t __wcsnrtombs __P ((char *__restrict __dst,
@ -264,6 +274,16 @@ extern size_t wcsnrtombs __P ((char *__restrict __dst,
size_t __nwc, size_t __len,
mbstate_t *__restrict __ps));
/* Similar function to the above but this does not stop at NUL bytes. */
extern size_t __wmemrtombs __P ((char *__restrict __dst,
__const wchar_t **__restrict __src,
size_t __nwc, size_t len,
mbstate_t *__restrict __ps));
extern size_t wmemrtombs __P ((char *__restrict __dst,
__const wchar_t **__restrict __src,
size_t __nwc, size_t len,
mbstate_t *__restrict __ps));
/* The following functions are extensions found in X/Open CAE. */

121
wcsmbs/wmemrtombs.c Normal file
View file

@ -0,0 +1,121 @@
/* Copyright (C) 1997 Free Software Foundation, Inc.
This file is part of the GNU C Library.
Contributed by Ulrich Drepper <drepper@gnu.org>, 1997.
The GNU C Library is free software; you can redistribute it and/or
modify it under the terms of the GNU Library General Public License as
published by the Free Software Foundation; either version 2 of the
License, or (at your option) any later version.
The GNU C Library is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
Library General Public License for more details.
You should have received a copy of the GNU Library General Public
License along with the GNU C Library; see the file COPYING.LIB. If not,
write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
Boston, MA 02111-1307, USA. */
#include <errno.h>
#include <wchar.h>
#ifndef EILSEQ
#define EILSEQ EINVAL
#endif
static const wchar_t encoding_mask[] =
{
~0x7ff, ~0xffff, ~0x1fffff, ~0x3ffffff
};
static const unsigned char encoding_byte[] =
{
0xc0, 0xe0, 0xf0, 0xf8, 0xfc
};
/* We don't need the state really because we don't have shift states
to maintain between calls to this function. */
static mbstate_t internal;
/* This is a non-standard function but it is very useful in the
implementation of stdio because we have to deal with unterminated
buffers. At most NWC wide character will be converted. */
size_t
__wmemrtombs (dst, src, nwc, len, ps)
char *dst;
const wchar_t **src;
size_t nwc;
size_t len;
mbstate_t *ps;
{
size_t written = 0;
const wchar_t *run = *src;
if (ps == NULL)
ps = &internal;
if (dst == NULL)
/* The LEN parameter has to be ignored if we don't actually write
anything. */
len = ~0;
while (written < len && nwc-- > 0)
{
wchar_t wc = *run++;
if (wc < 0 || wc > 0x7fffffff)
{
/* This is no correct ISO 10646 character. */
__set_errno (EILSEQ);
return (size_t) -1;
}
if (wc < 0x80)
{
/* It's an one byte sequence. */
if (dst != NULL)
*dst++ = (char) wc;
++written;
}
else
{
size_t step;
for (step = 2; step < 6; ++step)
if ((wc & encoding_mask[step - 2]) == 0)
break;
if (written + step >= len)
/* Too long. */
break;
if (dst != NULL)
{
size_t cnt = step;
dst[0] = encoding_byte[cnt - 2];
--cnt;
do
{
dst[cnt] = 0x80 | (wc & 0x3f);
wc >>= 6;
}
while (--cnt > 0);
dst[0] |= wc;
dst += step;
}
written += step;
}
}
/* Store position of first unprocessed word. */
*src = run;
return written;
}
weak_alias (__wmemrtombs, wmemrtombs)

134
wcsmbs/wmemrtowcs.c Normal file
View file

@ -0,0 +1,134 @@
/* Copyright (C) 1997 Free Software Foundation, Inc.
This file is part of the GNU C Library.
Contributed by Ulrich Drepper <drepper@gnu.org>, 1997.
The GNU C Library is free software; you can redistribute it and/or
modify it under the terms of the GNU Library General Public License as
published by the Free Software Foundation; either version 2 of the
License, or (at your option) any later version.
The GNU C Library is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
Library General Public License for more details.
You should have received a copy of the GNU Library General Public
License along with the GNU C Library; see the file COPYING.LIB. If not,
write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
Boston, MA 02111-1307, USA. */
#include <errno.h>
#include <wchar.h>
#ifndef EILSEQ
#define EILSEQ EINVAL
#endif
/* We don't need the state really because we don't have shift states
to maintain between calls to this function. */
static mbstate_t internal;
/* This is a non-standard function but it is very useful in the
implementation of stdio because we have to deal with unterminated
buffers. At most NMC bytes will be converted. */
size_t
__wmemrtowcs (dst, src, nmc, len, ps)
wchar_t *dst;
const char **src;
size_t nmc;
size_t len;
mbstate_t *ps;
{
size_t written = 0;
const char *run = *src;
const char *last = run + nmc;
if (ps == NULL)
ps = &internal;
if (dst == NULL)
/* The LEN parameter has to be ignored if we don't actually write
anything. */
len = ~0;
/* Copy all words. */
while (written < len && run < last)
{
wchar_t value;
size_t count;
unsigned char byte = *run++;
/* We expect a start of a new multibyte character. */
if (byte < 0x80)
{
/* One byte sequence. */
count = 0;
value = byte;
}
else if ((byte & 0xe0) == 0xc0)
{
count = 1;
value = byte & 0x1f;
}
else if ((byte & 0xf0) == 0xe0)
{
/* We expect three bytes. */
count = 2;
value = byte & 0x0f;
}
else if ((byte & 0xf8) == 0xf0)
{
/* We expect four bytes. */
count = 3;
value = byte & 0x07;
}
else if ((byte & 0xfc) == 0xf8)
{
/* We expect five bytes. */
count = 4;
value = byte & 0x03;
}
else if ((byte & 0xfe) == 0xfc)
{
/* We expect six bytes. */
count = 5;
value = byte & 0x01;
}
else
{
/* This is an illegal encoding. */
__set_errno (EILSEQ);
return (size_t) -1;
}
/* Read the possible remaining bytes. */
while (count-- > 0)
{
byte = *run++;
if ((byte & 0xc0) != 0x80)
{
/* This is an illegal encoding. */
__set_errno (EILSEQ);
return (size_t) -1;
}
value <<= 6;
value |= byte & 0x3f;
}
/* Store value is required. */
if (dst != NULL)
*dst++ = value;
/* Increment counter of produced words. */
++written;
}
/* Store address of next byte to process. */
*src = run;
return written;
}
weak_alias (__wmemrtowcs, wmemrtowcs)