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-rw-r--r--libidn/iconvme.c171
1 files changed, 0 insertions, 171 deletions
diff --git a/libidn/iconvme.c b/libidn/iconvme.c
deleted file mode 100644
index 6284ca7509..0000000000
--- a/libidn/iconvme.c
+++ /dev/null
@@ -1,171 +0,0 @@
-/* Recode strings between character sets, using iconv.
-   Copyright (C) 2002-2018 Free Software Foundation, Inc.
-
-   This program is free software; you can redistribute it and/or
-   modify it under the terms of the GNU Lesser General Public License as
-   published by the Free Software Foundation; either version 2.1, or (at
-   your option) any later version.
-
-   This program 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 Lesser General Public License for more details.
-
-   You should have received a copy of the GNU Lesser General Public
-   License along with this program; if not, see
-   <http://www.gnu.org/licenses/>.  */
-
-#ifdef HAVE_CONFIG_H
-# include <config.h>
-#endif
-
-/* Get prototype. */
-#include "iconvme.h"
-
-/* Get malloc. */
-#include <stdlib.h>
-
-/* Get strcmp. */
-#include <string.h>
-
-/* Get errno. */
-#include <errno.h>
-
-#ifdef _LIBC
-# define HAVE_ICONV 1
-#else
-/* Get strdup. */
-# include "strdup.h"
-#endif
-
-#if HAVE_ICONV
-/* Get iconv etc. */
-# include <iconv.h>
-/* Get MB_LEN_MAX, CHAR_BIT.  */
-# include <limits.h>
-#endif
-
-#ifndef SIZE_MAX
-# define SIZE_MAX ((size_t) -1)
-#endif
-
-/* Convert a zero-terminated string STR from the FROM_CODSET code set
-   to the TO_CODESET code set.  The returned string is allocated using
-   malloc, and must be dellocated by the caller using free.  On
-   failure, NULL is returned and errno holds the error reason.  Note
-   that if TO_CODESET uses \0 for anything but to terminate the
-   string, the caller of this function may have difficulties finding
-   out the length of the output string.  */
-char *
-iconv_string (const char *str, const char *from_codeset,
-	      const char *to_codeset)
-{
-  char *dest = NULL;
-#if HAVE_ICONV
-  iconv_t cd;
-  char *outp;
-  char *p = (char *) str;
-  size_t inbytes_remaining = strlen (p);
-  /* Guess the maximum length the output string can have.  */
-  size_t outbuf_size = inbytes_remaining + 1;
-  size_t outbytes_remaining;
-  size_t err;
-  int have_error = 0;
-
-  /* Use a worst-case output size guess, so long as that wouldn't be
-     too large for comfort.  It's OK if the guess is wrong so long as
-     it's nonzero.  */
-  size_t approx_sqrt_SIZE_MAX = SIZE_MAX >> (sizeof (size_t) * CHAR_BIT / 2);
-  if (outbuf_size <= approx_sqrt_SIZE_MAX / MB_LEN_MAX)
-    outbuf_size *= MB_LEN_MAX;
-  outbytes_remaining = outbuf_size - 1;
-#endif
-
-  if (strcmp (to_codeset, from_codeset) == 0)
-    return strdup (str);
-
-#if HAVE_ICONV
-  cd = iconv_open (to_codeset, from_codeset);
-  if (cd == (iconv_t) -1)
-    return NULL;
-
-  outp = dest = (char *) malloc (outbuf_size);
-  if (dest == NULL)
-    goto out;
-
-again:
-  err = iconv (cd, &p, &inbytes_remaining, &outp, &outbytes_remaining);
-
-  if (err == (size_t) - 1)
-    {
-      switch (errno)
-	{
-	case EINVAL:
-	  /* Incomplete text, do not report an error */
-	  break;
-
-	case E2BIG:
-	  {
-	    size_t used = outp - dest;
-	    size_t newsize = outbuf_size * 2;
-	    char *newdest;
-
-	    if (newsize <= outbuf_size)
-	      {
-		errno = ENOMEM;
-		have_error = 1;
-		goto out;
-	      }
-	    newdest = (char *) realloc (dest, newsize);
-	    if (newdest == NULL)
-	      {
-		have_error = 1;
-		goto out;
-	      }
-	    dest = newdest;
-	    outbuf_size = newsize;
-
-	    outp = dest + used;
-	    outbytes_remaining = outbuf_size - used - 1;	/* -1 for NUL */
-
-	    goto again;
-	  }
-	  break;
-
-	case EILSEQ:
-	  have_error = 1;
-	  break;
-
-	default:
-	  have_error = 1;
-	  break;
-	}
-    }
-
-  *outp = '\0';
-
-out:
-  {
-    int save_errno = errno;
-
-    if (iconv_close (cd) < 0 && !have_error)
-      {
-	/* If we didn't have a real error before, make sure we restore
-	   the iconv_close error below. */
-	save_errno = errno;
-	have_error = 1;
-      }
-
-    if (have_error && dest)
-      {
-	free (dest);
-	dest = NULL;
-	errno = save_errno;
-      }
-  }
-#else
-  errno = ENOSYS;
-#endif
-
-  return dest;
-}