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/*
* Dkstubs.h
*
* $Id$
*
* Systems specific code
*
* This file is part of the OpenLink Software Virtuoso Open-Source (VOS)
* project.
*
* Copyright (C) 1998-2012 OpenLink Software
*
* This project is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License as published by the
* Free Software Foundation; only version 2 of the License, dated June 1991.
*
* 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
* General Public License for more details.
*
* You should have received a copy of the GNU General Public License along
* with this program; if not, write to the Free Software Foundation, Inc.,
* 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
*
*/
#ifndef _DKSTUBS_H
#define _DKSTUBS_H
#include <stdarg.h>
#ifdef DK_NEED_VSNPRINTF
int vsnprintf (char *str, size_t size, const char *format, va_list ap);
int snprintf (char *str, size_t size, const char *format, ...);
#endif /* DK_NEED_VSNPRINTF */
int vsnprintf_ck (char *str, size_t size, const char *format, va_list ap);
int snprintf_ck (char *str, size_t size, const char *format, ...);
/* strcpy/strcat checking macros */
#ifdef MALLOC_DEBUG
#define strcat_size_ck(dest, src, sizeof_dest) do { \
if ((sizeof_dest - strlen (dest) - 1) < strlen (src)) \
GPF_T; \
strncat ((dest), (src), sizeof_dest - strlen (dest) - 1); \
} while (0)
#define strncat_size_ck(dest, src, len, sizeof_dest) do { \
int src_len = (int) MIN (len, strlen (src)); \
int dst_len = (int) MIN (len, (sizeof_dest) - strlen (dest) - 1); \
if (((int) ((sizeof_dest) - strlen (dest) - 1)) < src_len) \
GPF_T; \
strncat ((dest), (src), dst_len); \
} while (0)
#define strcpy_size_ck(dest, src, sizeof_dest) do { \
if ((sizeof_dest - 1) < strlen (src)) \
GPF_T; \
strncpy ((dest), (src), sizeof_dest - 1); \
(dest)[sizeof_dest - 1] = 0; \
} while (0)
#else
#define strcat_size_ck(dest, src, sizeof_dest) strncat ((dest), (src), sizeof_dest - strlen (dest) - 1)
#define strncat_size_ck(dest, src, len, sizeof_dest) do { \
int dst_len = (int) MIN (len, sizeof_dest - strlen (dest) - 1); \
strncat ((dest), (src), dst_len); \
} while (0)
#define strcpy_size_ck(dest, src, sizeof_dest) do { \
strncpy ((dest), (src), sizeof_dest - 1); \
(dest)[sizeof_dest - 1] = 0; \
} while (0)
#endif
#define strncat_ck(dest, src, len) strncat_size_ck (dest, src, len, sizeof (dest))
#define strncat_box_ck(dest, src, len) strncat_size_ck (dest, src, len, box_length (dest))
#define strcat_ck(dest, src) strcat_size_ck (dest, src, sizeof (dest))
#define strcat_box_ck(dest, src) strcat_size_ck (dest, src, box_length (dest))
#define strcpy_ck(dest, src) strcpy_size_ck (dest, src, sizeof (dest))
#define strcpy_box_ck(dest, src) strcpy_size_ck (dest, src, box_length (dest))
#endif /* _DKSTUBS_H */
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