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/*
* No copyright is claimed. This code is in the public domain; do with
* it what you wish.
*/
#ifndef UTIL_LINUX_ISO_H
#define UTIL_LINUX_ISO_H
#include <stdbool.h>
#include <stdint.h>
#include "c.h"
static inline uint16_t isonum_721(const unsigned char *p)
{
return ((p[0] & 0xff)
| ((p[1] & 0xff) << 8));
}
static inline uint16_t isonum_722(const unsigned char *p)
{
return ((p[1] & 0xff)
| ((p[0] & 0xff) << 8));
}
static inline uint16_t isonum_723(const unsigned char *p, bool check_match)
{
uint16_t le = isonum_721(p);
uint16_t be = isonum_722(p + 2);
if (check_match && le != be)
/* translation is useless */
warnx("723error: le=%d be=%d", le, be);
return (le);
}
static inline uint32_t isonum_731(const unsigned char *p)
{
return ((p[0] & 0xff)
| ((p[1] & 0xff) << 8)
| ((p[2] & 0xff) << 16)
| (((uint32_t) p[3] & 0xff) << 24));
}
static inline uint32_t isonum_732(const unsigned char *p)
{
return ((p[3] & 0xff)
| ((p[2] & 0xff) << 8)
| ((p[1] & 0xff) << 16)
| (((uint32_t) p[0] & 0xff) << 24));
}
static inline uint32_t isonum_733(const unsigned char *p, bool check_match)
{
uint32_t le = isonum_731(p);
uint32_t be = isonum_732(p + 4);
if (check_match && le != be)
/* translation is useless */
warnx("733error: le=%d be=%d", le, be);
return(le);
}
#endif
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