2001-01-05  Ulrich Drepper  <drepper@redhat.com>

	* iconv/gconv_simple.c (internal_ics4_loop): Correct test for
	overflowing output buffer.
	(internal_ucs4_loop_unaligned): Likewise.
	(ucs4_internal_loop): Likewise.
	(ucs4_internal_loop_unaligned): Likewise.
	(internal_ucs4le_loop): Likewise.
	(internal_ucs4le_loop_unaligned): Likewise.
	(ucs4le_internal_loop): Likewise.
	(ucs4le_internal_loop_unaligned): Likewise.
	Reported by Owen Taylor <otaylor@redhat.com>.
	* iconv/Makefile (tests): Add tst-iconv2.
	* iconv/tst-iconv2.c: New file.
This commit is contained in:
Ulrich Drepper 2001-01-05 08:10:28 +00:00
parent f8f900ecb9
commit c4f6641346
4 changed files with 127 additions and 12 deletions

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@ -1,3 +1,18 @@
2001-01-05 Ulrich Drepper <drepper@redhat.com>
* iconv/gconv_simple.c (internal_ics4_loop): Correct test for
overflowing output buffer.
(internal_ucs4_loop_unaligned): Likewise.
(ucs4_internal_loop): Likewise.
(ucs4_internal_loop_unaligned): Likewise.
(internal_ucs4le_loop): Likewise.
(internal_ucs4le_loop_unaligned): Likewise.
(ucs4le_internal_loop): Likewise.
(ucs4le_internal_loop_unaligned): Likewise.
Reported by Owen Taylor <otaylor@redhat.com>.
* iconv/Makefile (tests): Add tst-iconv2.
* iconv/tst-iconv2.c: New file.
2001-01-04 H.J. Lu <hjl@gnu.org>
* elf/dl-support.c (DL_FIND_AUXV): New. Defined if not defined.

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@ -1,4 +1,4 @@
# Copyright (C) 1997, 1998, 2000 Free Software Foundation, Inc.
# Copyright (C) 1997, 1998, 2000, 2001 Free Software Foundation, Inc.
# This file is part of the GNU C Library.
# The GNU C Library is free software; you can redistribute it and/or
@ -34,7 +34,7 @@ CFLAGS-gconv_db.c = -DSTATIC_GCONV
CFLAGS-gconv_simple.c = -DSTATIC_GCONV
endif
tests = tst-iconv1
tests = tst-iconv1 tst-iconv2
distribute = gconv_builtin.h gconv_int.h loop.c skeleton.c

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@ -1,5 +1,5 @@
/* Simple transformations functions.
Copyright (C) 1997, 1998, 1999, 2000 Free Software Foundation, Inc.
Copyright (C) 1997, 1998, 1999, 2000, 2001 Free Software Foundation, Inc.
This file is part of the GNU C Library.
Contributed by Ulrich Drepper <drepper@cygnus.com>, 1997.
@ -90,7 +90,7 @@ internal_ucs4_loop (struct __gconv_step *step,
/* Determine the status. */
if (*inptrp == inend)
result = __GCONV_EMPTY_INPUT;
else if (*outptrp == outend)
else if (*outptrp + 4 > outend)
result = __GCONV_FULL_OUTPUT;
else
result = __GCONV_INCOMPLETE_INPUT;
@ -135,7 +135,7 @@ internal_ucs4_loop_unaligned (struct __gconv_step *step,
# endif
/* Determine the status. */
if (*outptrp == outend)
if (*outptrp + 4 > outend)
result = __GCONV_FULL_OUTPUT;
else if (*inptrp == inend)
result = __GCONV_EMPTY_INPUT;
@ -260,7 +260,7 @@ ucs4_internal_loop (struct __gconv_step *step,
/* Determine the status. */
if (*inptrp == inend)
result = __GCONV_EMPTY_INPUT;
else if (*outptrp == outend)
else if (*outptrp + 4 > outend)
result = __GCONV_FULL_OUTPUT;
else
result = __GCONV_INCOMPLETE_INPUT;
@ -328,7 +328,7 @@ ucs4_internal_loop_unaligned (struct __gconv_step *step,
/* Determine the status. */
if (*inptrp == inend)
result = __GCONV_EMPTY_INPUT;
else if (*outptrp == outend)
else if (*outptrp + 4 > outend)
result = __GCONV_FULL_OUTPUT;
else
result = __GCONV_INCOMPLETE_INPUT;
@ -444,7 +444,7 @@ internal_ucs4le_loop (struct __gconv_step *step,
/* Determine the status. */
if (*inptrp == inend)
result = __GCONV_EMPTY_INPUT;
else if (*outptrp == outend)
else if (*outptrp + 4 > outend)
result = __GCONV_FULL_OUTPUT;
else
result = __GCONV_INCOMPLETE_INPUT;
@ -489,9 +489,9 @@ internal_ucs4le_loop_unaligned (struct __gconv_step *step,
# endif
/* Determine the status. */
if (*inptrp == inend)
if (*inptrp + 4 > inend)
result = __GCONV_EMPTY_INPUT;
else if (*outptrp == outend)
else if (*outptrp + 4 > outend)
result = __GCONV_FULL_OUTPUT;
else
result = __GCONV_INCOMPLETE_INPUT;
@ -609,7 +609,7 @@ ucs4le_internal_loop (struct __gconv_step *step,
/* Determine the status. */
if (*inptrp == inend)
result = __GCONV_EMPTY_INPUT;
else if (*outptrp == outend)
else if (*outptrp + 4 > outend)
result = __GCONV_FULL_OUTPUT;
else
result = __GCONV_INCOMPLETE_INPUT;
@ -678,7 +678,7 @@ ucs4le_internal_loop_unaligned (struct __gconv_step *step,
/* Determine the status. */
if (*inptrp == inend)
result = __GCONV_EMPTY_INPUT;
else if (*outptrp == outend)
else if (*outptrp + 4 > outend)
result = __GCONV_FULL_OUTPUT;
else
result = __GCONV_INCOMPLETE_INPUT;

100
iconv/tst-iconv2.c Normal file
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@ -0,0 +1,100 @@
/* Copyright (C) 2001 Free Software Foundation, Inc.
This file is part of the GNU C Library.
Contributed by Ulrich Drepper <drepper@cygnus.com>, 2001.
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 <iconv.h>
#include <mcheck.h>
#include <stddef.h>
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
int
main (void)
{
char buf[3];
const wchar_t wc[1] = L"a";
iconv_t cd;
char *inptr;
size_t inlen;
char *outptr;
size_t outlen;
size_t n;
int e;
int result = 0;
mtrace ();
cd = iconv_open ("UCS4", "WCHAR_T");
if (cd == (iconv_t) -1)
{
printf ("cannot convert from wchar_t to UCS4: %m\n");
exit (1);
}
inptr = (char *) wc;
inlen = sizeof (wchar_t);
outptr = buf;
outlen = 3;
n = iconv (cd, &inptr, &inlen, &outptr, &outlen);
e = errno;
if (n != (size_t) -1)
{
printf ("incorrect iconv() return value: %zd, expected -1\n", n);
result = 1;
}
if (e != E2BIG)
{
printf ("incorrect error value: %s, expected %s\n",
strerror (e), strerror (E2BIG));
result = 1;
}
if (inptr != (char *) wc)
{
puts ("inptr changed");
result = 1;
}
if (inlen != sizeof (wchar_t))
{
puts ("inlen changed");
result = 1;
}
if (outptr != buf)
{
puts ("outptr changed");
result = 1;
}
if (outlen != 3)
{
puts ("outlen changed");
result = 1;
}
iconv_close (cd);
return result;
}