postgresql/contrib/dbase/endian.c
2001-12-31 13:32:04 +00:00

50 lines
722 B
C

/* Maarten Boekhold (maarten.boekhold@reuters.com) oktober 1995 */
#include <sys/types.h>
#include "dbf.h"
/*
* routine to change little endian long to host long
*/
long
get_long(u_char *cp)
{
long ret;
ret = *cp++;
ret += ((*cp++) << 8);
ret += ((*cp++) << 16);
ret += ((*cp++) << 24);
return ret;
}
void
put_long(u_char *cp, long lval)
{
cp[0] = lval & 0xff;
cp[1] = (lval >> 8) & 0xff;
cp[2] = (lval >> 16) & 0xff;
cp[3] = (lval >> 24) & 0xff;
}
/*
* routine to change little endian short to host short
*/
short
get_short(u_char *cp)
{
short ret;
ret = *cp++;
ret += ((*cp++) << 8);
return ret;
}
void
put_short(u_char *cp, short sval)
{
cp[0] = sval & 0xff;
cp[1] = (sval >> 8) & 0xff;
}