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Diffstat (limited to 'wcsmbs/mbsrtowcs.c')
-rw-r--r--wcsmbs/mbsrtowcs.c137
1 files changed, 3 insertions, 134 deletions
diff --git a/wcsmbs/mbsrtowcs.c b/wcsmbs/mbsrtowcs.c
index 602dd5e64c..6c0015734c 100644
--- a/wcsmbs/mbsrtowcs.c
+++ b/wcsmbs/mbsrtowcs.c
@@ -1,4 +1,4 @@
-/* Copyright (C) 1996,1997,1998,1999,2000,2002 Free Software Foundation, Inc.
+/* Copyright (C) 1996-2000,2002,2004 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
    Contributed by Ulrich Drepper <drepper@gnu.org>, 1996.
 
@@ -17,31 +17,10 @@
    Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
    02111-1307 USA.  */
 
-#include <dlfcn.h>
-#include <errno.h>
-#include <gconv.h>
-#include <stdlib.h>
-#include <string.h>
 #include <wchar.h>
-#include <wcsmbsload.h>
+#include <locale/localeinfo.h>
 
-#include <assert.h>
 
-#ifndef EILSEQ
-# define EILSEQ EINVAL
-#endif
-
-
-#ifdef USE_IN_EXTENDED_LOCALE_MODEL
-size_t
-attribute_hidden
-__mbsrtowcs_l (dst, src, len, ps, l)
-     wchar_t *dst;
-     const char **src;
-     size_t len;
-     mbstate_t *ps;
-     __locale_t l;
-#else
 /* This is the private state used if PS is NULL.  */
 static mbstate_t state;
 
@@ -51,117 +30,7 @@ __mbsrtowcs (dst, src, len, ps)
      const char **src;
      size_t len;
      mbstate_t *ps;
-#endif
 {
-  struct __gconv_step_data data;
-  size_t result;
-  int status;
-  struct __gconv_step *towc;
-  size_t non_reversible;
-  const struct gconv_fcts *fcts;
-
-  /* Tell where we want the result.  */
-  data.__invocation_counter = 0;
-  data.__internal_use = 1;
-  data.__flags = __GCONV_IS_LAST;
-#ifdef USE_IN_EXTENDED_LOCALE_MODEL
-  data.__statep = ps;
-#else
-  data.__statep = ps ?: &state;
-#endif
-  data.__trans = NULL;
-
-  /* Get the conversion functions.  */
-#ifdef USE_IN_EXTENDED_LOCALE_MODEL
-  fcts = get_gconv_fcts (l->__locales[LC_CTYPE]);
-#else
-  fcts = get_gconv_fcts (_NL_CURRENT_DATA (LC_CTYPE));
-#endif
-
-  /* Get the structure with the function pointers.  */
-  towc = fcts->towc;
-
-  /* We have to handle DST == NULL special.  */
-  if (dst == NULL)
-    {
-      mbstate_t temp_state;
-      wchar_t buf[64];		/* Just an arbitrary size.  */
-      const unsigned char *inbuf = (const unsigned char *) *src;
-      const unsigned char *srcend = inbuf + strlen (inbuf) + 1;
-
-      temp_state = *data.__statep;
-      data.__statep = &temp_state;
-
-      result = 0;
-      data.__outbufend = (char *) buf + sizeof (buf);
-      do
-	{
-	  data.__outbuf = (char *) buf;
-
-	  status = DL_CALL_FCT (towc->__fct,
-				(towc, &data, &inbuf, srcend, NULL,
-				 &non_reversible, 0, 1));
-
-	  result += (wchar_t *) data.__outbuf - buf;
-	}
-      while (status == __GCONV_FULL_OUTPUT);
-
-      if (status == __GCONV_OK || status == __GCONV_EMPTY_INPUT)
-	{
-	  /* There better should be a NUL wide char at the end.  */
-	  assert (((wchar_t *) data.__outbuf)[-1] == L'\0');
-	  /* Don't count the NUL character in.  */
-	  --result;
-	}
-    }
-  else
-    {
-      /* This code is based on the safe assumption that all internal
-	 multi-byte encodings use the NUL byte only to mark the end
-	 of the string.  */
-      const unsigned char *srcend;
-
-      srcend = (const unsigned char *) (*src
-					+ __strnlen (*src, len * MB_CUR_MAX)
-					+ 1);
-
-      data.__outbuf = (unsigned char *) dst;
-      data.__outbufend = data.__outbuf + len * sizeof (wchar_t);
-
-      status = DL_CALL_FCT (towc->__fct,
-			    (towc, &data, (const unsigned char **) src, srcend,
-			     NULL, &non_reversible, 0, 1));
-
-      result = (wchar_t *) data.__outbuf - dst;
-
-      /* We have to determine whether the last character converted
-	 is the NUL character.  */
-      if ((status == __GCONV_OK || status == __GCONV_EMPTY_INPUT)
-	  && ((wchar_t *) dst)[result - 1] == L'\0')
-	{
-	  assert (result > 0);
-	  assert (__mbsinit (data.__statep));
-	  *src = NULL;
-	  --result;
-	}
-    }
-
-  /* There must not be any problems with the conversion but illegal input
-     characters.  */
-  assert (status == __GCONV_OK || status == __GCONV_EMPTY_INPUT
-	  || status == __GCONV_ILLEGAL_INPUT
-	  || status == __GCONV_INCOMPLETE_INPUT
-	  || status == __GCONV_FULL_OUTPUT);
-
-  if (status != __GCONV_OK && status != __GCONV_FULL_OUTPUT
-      && status != __GCONV_EMPTY_INPUT && status != __GCONV_INCOMPLETE_INPUT)
-    {
-      result = (size_t) -1;
-      __set_errno (EILSEQ);
-    }
-
-  return result;
+  return __mbsrtowcs_l (dst, src, len, ps ?: &state, _NL_CURRENT_LOCALE);
 }
-#ifndef USE_IN_EXTENDED_LOCALE_MODEL
 weak_alias (__mbsrtowcs, mbsrtowcs)
-#endif