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#ifndef _FSP_TWEAK_H_
#define _FSP_TWEAK_H_ 1
#ifdef HAVE_CONFIG_H
#include "config.h"
#endif
#include <sysexits.h>
#ifndef HAVE_FSEEKO
/* fallback to old fseek if no fseeko is available */
#define fseeko fseek
#endif
#ifndef RETSIGTYPE
#define RETSIGTYPE void
#endif
#ifdef STAT_MACROS_BROKEN
#define S_ISREG(mode) ((mode) & S_IFREG)
#define S_ISDIR(mode) ((mode) & S_IFDIR)
#endif
#define FSP_STAT stat
#define fexist(A) (!access(A,F_OK))
#define touch(A) close(open(A,O_CREAT,0600))
#ifdef min
#undef min
#endif
#define min(x,y) ((x) < (y) ? (x) : (y))
#ifndef SECSPERDAY
#define SECSPERDAY (long)60*60*24
#endif
#ifndef DAYSPERNYEAR
#define DAYSPERNYEAR 365
#endif
#if defined(HAVE_D_INO) && !defined(HAVE_D_FILENO)
#define d_fileno d_ino
#else
#if !defined(HAVE_D_INO) && defined(HAVE_D_FILENO)
#define d_ino d_fileno
#endif
#endif
#if !defined(BYTE)
#if SIZEOF_CHAR == 1
#define BYTE char
#elif SIZEOF_VOID == 1
#define BYTE void
#else
#error "Need 1 byte wide type"
#endif
#endif
/****************************************************************************
* Macros to read and write multi-byte fields from the message header.
****************************************************************************/
#if SIZEOF_SHORT == 2
#define WORD_TYPE_2 unsigned short
#else
#if SIZEOF_UNSIGNED == 2
#define WORD_TYPE_2 unsigned
#endif
#endif
#if SIZEOF_LONG == 4
#define WORD_TYPE_4 unsigned long
#else
#if SIZEOF_UNSIGNED == 4
#define WORD_TYPE_4 unsigned
#endif
#endif
#ifdef WORD_TYPE_4
/* there is an integer type of size 4 */
#define BB_READ4(V) ntohl(*(const WORD_TYPE_4 *)(V))
#define BB_WRITE4(V,A) *(WORD_TYPE_4 *)(V) = htonl(A)
#else
/* there is no integer type of size 4 */
#define BB_READ4(V) ((((V)[0] << 24) & 0xff000000) + \
(((V)[1] << 16) & 0x00ff0000) + \
(((V)[2] << 8) & 0x0000ff00) + \
(((V)[3] ) & 0x000000ff))
#define BB_WRITE4(V,A) ((V)[0] = ((A) >> 24) & 0xff, \
(V)[1] = ((A) >> 16) & 0xff, \
(V)[2] = ((A) >> 8) & 0xff, \
(V)[3] = ((A) ) & 0xff)
#endif
#ifdef WORD_TYPE_2
/* there is an integer type of size 2 */
#define BB_READ2(V) ntohs(*(WORD_TYPE_2 *)(V))
#define BB_WRITE2(V,A) *(WORD_TYPE_2 *)(V) = htons(A)
#else
/* there is no integer type of size 2 */
#define BB_READ2(V) ((((V)[0] << 8) & 0xff00) + \
(((V)[1] ) & 0x00ff))
#define BB_WRITE2(V,A) ((V)[0] = ((A) >> 8) & 0xff, \
(V)[1] = ((A) ) & 0xff)
#endif
#endif /* _FSP_TWEAK_H_ */
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