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/////////////////////////////////////////////////////////////////////////
// $Id: osdep.h,v 1.19 2003/08/20 06:26:27 japj Exp $
/////////////////////////////////////////////////////////////////////////
//
// Copyright (C) 2001 MandrakeSoft S.A.
//
// MandrakeSoft S.A.
// 43, rue d'Aboukir
// 75002 Paris - France
// http://www.linux-mandrake.com/
// http://www.mandrakesoft.com/
//
// This library 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 of the License, or (at your option) any later version.
//
// This 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
// Lesser General Public License for more details.
//
// You should have received a copy of the GNU Lesser General Public
// License along with this library; if not, write to the Free Software
// Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
//
// osdep.h
//
// requires Bit32u/Bit64u from config.h, size_t from stdio.h
//
// Operating system dependent includes and defines for Bochs. These
// declarations can be included by C or C++., but they require definition of
// size_t beforehand. This makes it difficult to place them into either
// config.h or bochs.h. If in config.h, size_t is not always available yet.
// If in bochs.h, they can't be included by C programs so they lose.
//
#ifndef BX_OSDEP_H
#define BX_OSDEP_H
#ifdef __cplusplus
extern "C" {
#endif /* __cplusplus */
//////////////////////////////////////////////////////////////////////
// Hacks for win32, but exclude MINGW32 because it doesn't need them.
//////////////////////////////////////////////////////////////////////
#ifdef WIN32
// Definitions that are needed for all WIN32 compilers.
# define ssize_t long
#ifndef __MINGW32__
#define FMT_LL "%I64"
// Definitions that are needed for WIN32 compilers EXCEPT FOR
// cygwin compiling with -mno-cygwin. e.g. VC++.
// always return regular file.
# define S_ISREG(m) (((m) & S_IFMT) == S_IFREG)
# define S_ISCHR(m) (((m) & S_IFMT) == S_IFCHR)
// win32 has snprintf though with different name.
#define snprintf _snprintf
#else /* ifnndef __MINGW32__ */
#define FMT_LL "%ll"
#endif /* ifnndef __MINGW32__ */
#else /* WIN32 */
#define FMT_LL "%ll"
#endif /* WIN32 */
// Missing defines for open
#ifndef S_IRUSR
#define S_IRUSR 0400
#define S_IWUSR 0200
#endif
#ifndef S_IRGRP
#define S_IRGRP 0040
#define S_IWGRP 0020
#endif
#ifndef S_IROTH
#define S_IROTH 0004
#define S_IWOTH 0002
#endif
//////////////////////////////////////////////////////////////////////
// Missing library functions.
// These should work on any platform that needs them.
//
// A missing library function is renamed to a bx_* function, so that when
// debugging and linking there's no confusion over which version is used.
// Because of renaming, the bx_* replacement functions can be tested on
// machines which have the real library function without duplicate symbols.
//
// If you're considering implementing a missing library function, note
// that it might be cleaner to conditionally disable the function call!
//////////////////////////////////////////////////////////////////////
#if !BX_HAVE_SNPRINTF
#define snprintf bx_snprintf
extern int bx_snprintf (char *s, size_t maxlen, const char *format, ...);
#endif
#if BX_HAVE_STRTOULL
// great, just use the usual function
#elif BX_HAVE_STRTOUQ
// they have strtouq and not strtoull
#define strtoull strtouq
#else
#define strtoull bx_strtoull
extern Bit64u bx_strtoull (const char *nptr, char **endptr, int baseignore);
#endif
#if !BX_HAVE_STRDUP
#define strdup bx_strdup
extern char *bx_strdup(const char *str);
#endif
#if !BX_HAVE_STRREV
#define strrev bx_strrev
extern char *bx_strrev(char *str);
#endif
#if !BX_HAVE_SOCKLEN_T
// needed on MacOS X 10.1
typedef int socklen_t;
#endif
#if !BX_HAVE_MKSTEMP
#define mkstemp bx_mkstemp
extern int bx_mkstemp(char *tpl);
#endif
//////////////////////////////////////////////////////////////////////
// Missing library functions, implemented for MacOS only
//////////////////////////////////////////////////////////////////////
#if BX_WITH_MACOS
// fd_read and fd_write are called by floppy.cc to access the Mac
// floppy drive directly, since the MacOS doesn't have "special"
// pathnames which map directly to IO devices
int fd_read(char *buffer, Bit32u offset, Bit32u bytes);
int fd_write(char *buffer, Bit32u offset, Bit32u bytes);
int fd_stat(struct stat *buf);
FILE * fdopen(int fd, const char *type);
typedef long ssize_t ;
#endif
//////////////////////////////////////////////////////////////////////
// New functions to replace library functions
// with OS-independent versions
//////////////////////////////////////////////////////////////////////
#if BX_HAVE_REALTIME_USEC
// 64-bit time in useconds.
extern Bit64u bx_get_realtime64_usec (void);
#endif
#ifdef WIN32
#undef BX_HAVE_MSLEEP
#define BX_HAVE_MSLEEP 1
#ifndef __MINGW32__
#define msleep(msec) _sleep(msec)
#else
#define msleep(msec) Sleep(msec)
#endif
#endif
#ifdef __cplusplus
}
#endif /* __cplusplus */
#endif /* ifdef BX_OSDEP_H */
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