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| 4973 | right-hear | 1 | /* Copyright (C) 1995 DJ Delorie, see COPYING.DJ for details */ |
| 2 | /* |
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| 3 | * Copyright (c) 1987, 1991 Regents of the University of California. |
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| 4 | * All rights reserved. |
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| 5 | * |
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| 6 | * Redistribution and use in source and binary forms, with or without |
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| 7 | * modification, are permitted provided that the following conditions |
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| 8 | * are met: |
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| 9 | * 1. Redistributions of source code must retain the above copyright |
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| 10 | * notice, this list of conditions and the following disclaimer. |
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| 11 | * 2. Redistributions in binary form must reproduce the above copyright |
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| 12 | * notice, this list of conditions and the following disclaimer in the |
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| 13 | * documentation and/or other materials provided with the distribution. |
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| 14 | * 3. All advertising materials mentioning features or use of this software |
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| 15 | * must display the following acknowledgement: |
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| 16 | * This product includes software developed by the University of |
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| 17 | * California, Berkeley and its contributors. |
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| 18 | * 4. Neither the name of the University nor the names of its contributors |
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| 19 | * may be used to endorse or promote products derived from this software |
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| 20 | * without specific prior written permission. |
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| 21 | * |
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| 22 | * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND |
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| 23 | * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE |
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| 24 | * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE |
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| 25 | * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE |
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| 26 | * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL |
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| 27 | * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS |
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| 28 | * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) |
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| 29 | * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT |
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| 30 | * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY |
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| 31 | * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF |
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| 32 | * SUCH DAMAGE. |
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| 33 | * |
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| 34 | * from: @(#)endian.h 7.8 (Berkeley) 4/3/91 |
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| 35 | */ |
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| 36 | |||
| 37 | #ifndef _MACHINE_ENDIAN_H_ |
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| 38 | #define _MACHINE_ENDIAN_H_ |
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| 39 | |||
| 40 | /* |
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| 41 | * Definitions for byte order, according to byte significance from low |
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| 42 | * address to high. |
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| 43 | */ |
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| 44 | #define LITTLE_ENDIAN 1234 /* LSB first: i386, vax */ |
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| 45 | #define BIG_ENDIAN 4321 /* MSB first: 68000, ibm, net */ |
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| 46 | #define PDP_ENDIAN 3412 /* LSB first in word, MSW first in long */ |
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| 47 | |||
| 48 | #define BYTE_ORDER LITTLE_ENDIAN |
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| 49 | |||
| 50 | #include |
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| 51 | |||
| 52 | __BEGIN_DECLS |
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| 53 | unsigned long htonl __P((unsigned long)); |
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| 54 | unsigned short htons __P((unsigned short)); |
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| 55 | unsigned long ntohl __P((unsigned long)); |
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| 56 | unsigned short ntohs __P((unsigned short)); |
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| 57 | __END_DECLS |
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| 58 | |||
| 59 | /* |
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| 60 | * Macros for network/external number representation conversion. |
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| 61 | */ |
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| 62 | #define NTOHL(x) (x) = ntohl((unsigned long)(x)) |
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| 63 | #define NTOHS(x) (x) = ntohs((unsigned short)(x)) |
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| 64 | #define HTONL(x) (x) = htonl((unsigned long)(x)) |
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| 65 | #define HTONS(x) (x) = htons((unsigned short)(x)) |
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| 66 | |||
| 67 | #endif /* _MACHINE_ENDIAN_H_ */ |