/* * This file is part of the UCB release of Plan 9. It is subject to the license * terms in the LICENSE file found in the top-level directory of this * distribution and at http://akaros.cs.berkeley.edu/files/Plan9License. No * part of the UCB release of Plan 9, including this file, may be copied, * modified, propagated, or distributed except according to the terms contained * in the LICENSE file. */#include <u.h>/* * big-endian short */ushortbeswab(ushort s){ uchar *p; p = (uchar*)&s; return (p[0]<<8) | p[1];}/* * big-endian long */ulongbeswal(ulong l){ uchar *p; p = (uchar*)&l; return (p[0]<<24) | (p[1]<<16) | (p[2]<<8) | p[3];}/* * big-endian vlong */uvlongbeswav(uvlong v){ uchar *p; p = (uchar*)&v; return ((uvlong)p[0]<<56) | ((uvlong)p[1]<<48) | ((uvlong)p[2]<<40) | ((uvlong)p[3]<<32) | ((uvlong)p[4]<<24) | ((uvlong)p[5]<<16) | ((uvlong)p[6]<<8) | (uvlong)p[7];}/* * little-endian short */ushortleswab(ushort s){ uchar *p; p = (uchar*)&s; return (p[1]<<8) | p[0];}/* * little-endian long */ulongleswal(ulong l){ uchar *p; p = (uchar*)&l; return (p[3]<<24) | (p[2]<<16) | (p[1]<<8) | p[0];}/* * little-endian vlong */uvlongleswav(uvlong v){ uchar *p; p = (uchar*)&v; return ((uvlong)p[7]<<56) | ((uvlong)p[6]<<48) | ((uvlong)p[5]<<40) | ((uvlong)p[4]<<32) | ((uvlong)p[3]<<24) | ((uvlong)p[2]<<16) | ((uvlong)p[1]<<8) | (uvlong)p[0];}
/*
* This file is part of the UCB release of Plan 9. It is subject to the license
* terms in the LICENSE file found in the top-level directory of this
* distribution and at http://akaros.cs.berkeley.edu/files/Plan9License. No
* part of the UCB release of Plan 9, including this file, may be copied,
* modified, propagated, or distributed except according to the terms contained
* in the LICENSE file.
*/
#include <u.h>
/*
* big-endian short
*/
ushort
beswab(ushort s)
{
uchar *p;
p = (uchar*)&s;
return (p[0]<<8) | p[1];
}
/*
* big-endian long
*/
ulong
beswal(ulong l)
{
uchar *p;
p = (uchar*)&l;
return (p[0]<<24) | (p[1]<<16) | (p[2]<<8) | p[3];
}
/*
* big-endian vlong
*/
uvlong
beswav(uvlong v)
{
uchar *p;
p = (uchar*)&v;
return ((uvlong)p[0]<<56) | ((uvlong)p[1]<<48) | ((uvlong)p[2]<<40)
| ((uvlong)p[3]<<32) | ((uvlong)p[4]<<24)
| ((uvlong)p[5]<<16) | ((uvlong)p[6]<<8)
| (uvlong)p[7];
}
/*
* little-endian short
*/
ushort
leswab(ushort s)
{
uchar *p;
p = (uchar*)&s;
return (p[1]<<8) | p[0];
}
/*
* little-endian long
*/
ulong
leswal(ulong l)
{
uchar *p;
p = (uchar*)&l;
return (p[3]<<24) | (p[2]<<16) | (p[1]<<8) | p[0];
}
/*
* little-endian vlong
*/
uvlong
leswav(uvlong v)
{
uchar *p;
p = (uchar*)&v;
return ((uvlong)p[7]<<56) | ((uvlong)p[6]<<48) | ((uvlong)p[5]<<40)
| ((uvlong)p[4]<<32) | ((uvlong)p[3]<<24)
| ((uvlong)p[2]<<16) | ((uvlong)p[1]<<8)
| (uvlong)p[0];
}