Diffstat (limited to 'noncore/net/wellenreiter/daemon/source/extract.h') (more/less context) (ignore whitespace changes)
-rw-r--r-- | noncore/net/wellenreiter/daemon/source/extract.h | 57 |
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diff --git a/noncore/net/wellenreiter/daemon/source/extract.h b/noncore/net/wellenreiter/daemon/source/extract.h new file mode 100644 index 0000000..c1bcdcd --- a/dev/null +++ b/noncore/net/wellenreiter/daemon/source/extract.h | |||
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1 | /* | ||
2 | * Copyright (c) 1992, 1993, 1994, 1995, 1996 | ||
3 | *The Regents of the University of California. All rights reserved. | ||
4 | * | ||
5 | * Redistribution and use in source and binary forms, with or without | ||
6 | * modification, are permitted provided that: (1) source code distributions | ||
7 | * retain the above copyright notice and this paragraph in its entirety, (2) | ||
8 | * distributions including binary code include the above copyright notice and | ||
9 | * this paragraph in its entirety in the documentation or other materials | ||
10 | * provided with the distribution, and (3) all advertising materials mentioning | ||
11 | * features or use of this software display the following acknowledgement: | ||
12 | * ``This product includes software developed by the University of California, | ||
13 | * Lawrence Berkeley Laboratory and its contributors.'' Neither the name of | ||
14 | * the University nor the names of its contributors may be used to endorse | ||
15 | * or promote products derived from this software without specific prior | ||
16 | * written permission. | ||
17 | * THIS SOFTWARE IS PROVIDED ``AS IS'' AND WITHOUT ANY EXPRESS OR IMPLIED | ||
18 | * WARRANTIES, INCLUDING, WITHOUT LIMITATION, THE IMPLIED WARRANTIES OF | ||
19 | * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE. | ||
20 | * | ||
21 | * @(#) $Header$ (LBL) | ||
22 | */ | ||
23 | |||
24 | /* Network to host order macros */ | ||
25 | |||
26 | #ifdef LBL_ALIGN | ||
27 | #define EXTRACT_16BITS(p) \ | ||
28 | ((u_int16_t)((u_int16_t)*((const u_int8_t *)(p) + 0) << 8 | \ | ||
29 | (u_int16_t)*((const u_int8_t *)(p) + 1))) | ||
30 | #define EXTRACT_32BITS(p) \ | ||
31 | ((u_int32_t)((u_int32_t)*((const u_int8_t *)(p) + 0) << 24 | \ | ||
32 | (u_int32_t)*((const u_int8_t *)(p) + 1) << 16 | \ | ||
33 | (u_int32_t)*((const u_int8_t *)(p) + 2) << 8 | \ | ||
34 | (u_int32_t)*((const u_int8_t *)(p) + 3))) | ||
35 | #else | ||
36 | #define EXTRACT_16BITS(p) \ | ||
37 | ((u_int16_t)ntohs(*(const u_int16_t *)(p))) | ||
38 | #define EXTRACT_32BITS(p) \ | ||
39 | ((u_int32_t)ntohl(*(const u_int32_t *)(p))) | ||
40 | #endif | ||
41 | |||
42 | #define EXTRACT_24BITS(p) \ | ||
43 | ((u_int32_t)((u_int32_t)*((const u_int8_t *)(p) + 0) << 16 | \ | ||
44 | (u_int32_t)*((const u_int8_t *)(p) + 1) << 8 | \ | ||
45 | (u_int32_t)*((const u_int8_t *)(p) + 2))) | ||
46 | |||
47 | /* Little endian protocol host order macros */ | ||
48 | |||
49 | #define EXTRACT_LE_8BITS(p) (*(p)) | ||
50 | #define EXTRACT_LE_16BITS(p) \ | ||
51 | ((u_int16_t)((u_int16_t)*((const u_int8_t *)(p) + 1) << 8 | \ | ||
52 | (u_int16_t)*((const u_int8_t *)(p) + 0))) | ||
53 | #define EXTRACT_LE_32BITS(p) \ | ||
54 | ((u_int32_t)((u_int32_t)*((const u_int8_t *)(p) + 3) << 24 | \ | ||
55 | (u_int32_t)*((const u_int8_t *)(p) + 2) << 16 | \ | ||
56 | (u_int32_t)*((const u_int8_t *)(p) + 1) << 8 | \ | ||
57 | (u_int32_t)*((const u_int8_t *)(p) + 0))) | ||