/usr/share/go/src/libmach/swap.c is in golang-src 2:1.2.1-2ubuntu1.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 | // Inferno libmach/swap.c
// http://code.google.com/p/inferno-os/source/browse/utils/libmach/swap.c
//
// Copyright © 1994-1999 Lucent Technologies Inc.
// Power PC support Copyright © 1995-2004 C H Forsyth (forsyth@terzarima.net).
// Portions Copyright © 1997-1999 Vita Nuova Limited.
// Portions Copyright © 2000-2007 Vita Nuova Holdings Limited (www.vitanuova.com).
// Revisions Copyright © 2000-2004 Lucent Technologies Inc. and others.
// Portions Copyright © 2009 The Go Authors. All rights reserved.
//
// Permission is hereby granted, free of charge, to any person obtaining a copy
// of this software and associated documentation files (the "Software"), to deal
// in the Software without restriction, including without limitation the rights
// to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
// copies of the Software, and to permit persons to whom the Software is
// furnished to do so, subject to the following conditions:
//
// The above copyright notice and this permission notice shall be included in
// all copies or substantial portions of the Software.
//
// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
// OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
// THE SOFTWARE.
#include <u.h>
/*
* big-endian short
*/
ushort
beswab(ushort s)
{
uchar *p;
p = (uchar*)&s;
return (p[0]<<8) | p[1];
}
/*
* big-endian int32
*/
uint32
beswal(uint32 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 int32
*/
uint32
leswal(uint32 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];
}
|