1 | #ifndef MY_BYTEORDER_INCLUDED |
2 | #define MY_BYTEORDER_INCLUDED |
3 | |
4 | /* Copyright (c) 2001, 2012, Oracle and/or its affiliates. All rights reserved. |
5 | |
6 | This program is free software; you can redistribute it and/or modify |
7 | it under the terms of the GNU General Public License as published by |
8 | the Free Software Foundation; version 2 of the License. |
9 | |
10 | This program is distributed in the hope that it will be useful, |
11 | but WITHOUT ANY WARRANTY; without even the implied warranty of |
12 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
13 | GNU General Public License for more details. |
14 | |
15 | You should have received a copy of the GNU General Public License |
16 | along with this program; if not, write to the Free Software |
17 | Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA */ |
18 | |
19 | |
20 | /* |
21 | Macro for reading 32-bit integer from network byte order (big-endian) |
22 | from an unaligned memory location. |
23 | */ |
24 | #define int4net(A) (int32) (((uint32) ((uchar) (A)[3])) | \ |
25 | (((uint32) ((uchar) (A)[2])) << 8) | \ |
26 | (((uint32) ((uchar) (A)[1])) << 16) | \ |
27 | (((uint32) ((uchar) (A)[0])) << 24)) |
28 | |
29 | /* |
30 | Function-like macros for reading and storing in machine independent |
31 | format (low byte first). There are 'korr' (assume 'corrector') variants |
32 | for integer types, but 'get' (assume 'getter') for floating point types. |
33 | */ |
34 | #if defined(__i386__) || defined(_WIN32) |
35 | #define MY_BYTE_ORDER_ARCH_OPTIMIZED |
36 | #include "byte_order_generic_x86.h" |
37 | #elif defined(__x86_64__) |
38 | #include "byte_order_generic_x86_64.h" |
39 | #else |
40 | #include "byte_order_generic.h" |
41 | #endif |
42 | |
43 | /* |
44 | Function-like macros for reading and storing in machine format from/to |
45 | short/long to/from some place in memory V should be a variable (not on |
46 | a register) and M a pointer to byte. |
47 | */ |
48 | #ifdef WORDS_BIGENDIAN |
49 | #include "big_endian.h" |
50 | #else |
51 | #include "little_endian.h" |
52 | #endif |
53 | |
54 | #endif /* MY_BYTEORDER_INCLUDED */ |
55 | |