mirror of
https://github.com/taigrr/arduinolibs
synced 2025-01-18 04:33:12 -08:00
44 lines
1.6 KiB
C
44 lines
1.6 KiB
C
/*
|
|
* Copyright (C) 2015 Southern Storm Software, Pty Ltd.
|
|
*
|
|
* 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.
|
|
*/
|
|
|
|
#ifndef CRYPTO_ENDIANUTIL_H
|
|
#define CRYPTO_ENDIANUTIL_H
|
|
|
|
#include <inttypes.h>
|
|
|
|
// CPU is assumed to be little endian. Edit this file if you
|
|
// need to port this library to a big endian CPU.
|
|
|
|
#define htole32(x) (x)
|
|
#define le32toh(x) (x)
|
|
#define htobe32(x) \
|
|
(__extension__ ({ \
|
|
uint32_t _temp = (x); \
|
|
((_temp >> 24) & 0x000000FF) | \
|
|
((_temp >> 8) & 0x0000FF00) | \
|
|
((_temp << 8) & 0x00FF0000) | \
|
|
((_temp << 24) & 0xFF000000); \
|
|
}))
|
|
#define be32toh(x) (htobe32((x)))
|
|
|
|
#endif
|