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75 lines
2.3 KiB
75 lines
2.3 KiB
#pragma once
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#include <stdint.h>
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#include "compiler.h"
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#if defined(__MINGW32__) || defined(_WIN32)
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# define LITTLE_ENDIAN 1234
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# define BYTE_ORDER LITTLE_ENDIAN
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#elif defined(__FreeBSD__) || defined(__DragonFly__) || defined(__NetBSD__)
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# include <sys/endian.h>
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#elif defined(__OpenBSD__) || defined(__SVR4)
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# include <sys/types.h>
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#elif defined(__APPLE__)
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# include <machine/endian.h>
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#elif defined( BSD ) && (BSD >= 199103)
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# include <machine/endian.h>
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#elif defined( __QNXNTO__ ) && defined( __LITTLEENDIAN__ )
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# define LITTLE_ENDIAN 1234
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# define BYTE_ORDER LITTLE_ENDIAN
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#elif defined( __QNXNTO__ ) && defined( __BIGENDIAN__ )
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# define BIG_ENDIAN 1234
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# define BYTE_ORDER BIG_ENDIAN
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#else
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# include <endian.h>
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#endif
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#if defined(_WIN32)
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#include <stdlib.h>
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#define ethash_swap_u32(input_) _byteswap_ulong(input_)
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#define ethash_swap_u64(input_) _byteswap_uint64(input_)
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#elif defined(__APPLE__)
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#include <libkern/OSByteOrder.h>
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#define ethash_swap_u32(input_) OSSwapInt32(input_)
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#define ethash_swap_u64(input_) OSSwapInt64(input_)
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#elif defined(__FreeBSD__) || defined(__DragonFly__) || defined(__NetBSD__)
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#define ethash_swap_u32(input_) bswap32(input_)
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#define ethash_swap_u64(input_) bswap64(input_)
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#else // posix
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#include <byteswap.h>
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#define ethash_swap_u32(input_) __bswap_32(input_)
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#define ethash_swap_u64(input_) __bswap_64(input_)
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#endif
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#if LITTLE_ENDIAN == BYTE_ORDER
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#define fix_endian32(dst_ ,src_) dst_ = src_
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#define fix_endian32_same(val_)
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#define fix_endian64(dst_, src_) dst_ = src_
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#define fix_endian64_same(val_)
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#define fix_endian_arr32(arr_, size_)
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#define fix_endian_arr64(arr_, size_)
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#elif BIG_ENDIAN == BYTE_ORDER
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#define fix_endian32(dst_, src_) dst_ = ethash_swap_u32(src_)
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#define fix_endian32_same(val_) val_ = ethash_swap_u32(val_)
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#define fix_endian64(dst_, src_) dst_ = ethash_swap_u64(src_
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#define fix_endian64_same(val_) val_ = ethash_swap_u64(val_)
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#define fix_endian_arr32(arr_, size_) \
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do { \
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for (unsigned i_ = 0; i_ < (size_), ++i_) { \
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arr_[i_] = ethash_swap_u32(arr_[i_]); \
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} \
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while (0)
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#define fix_endian_arr64(arr_, size_) \
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do { \
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for (unsigned i_ = 0; i_ < (size_), ++i_) { \
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arr_[i_] = ethash_swap_u64(arr_[i_]); \
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} \
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while (0) \
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#else
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# error "endian not supported"
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#endif // BYTE_ORDER
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