mirror of
https://github.com/jakcron/nstool
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60 lines
1.5 KiB
C
60 lines
1.5 KiB
C
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#pragma once
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#include <cstdint>
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#include <fnd/exception.h>
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typedef uint64_t dword_t;
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typedef uint32_t word_t;
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typedef uint16_t hword_t;
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typedef uint8_t byte_t;
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typedef int64_t dlong_t;
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typedef int32_t long_t;
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typedef int16_t short_t;
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typedef int8_t char_t;
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typedef uint64_t u64;
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typedef uint32_t u32;
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typedef uint16_t u16;
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typedef uint8_t u8;
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#define BIT(n) (1ULL << (n))
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static inline uint16_t __local_bswap16(uint16_t x) {
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return ((x << 8) & 0xff00) | ((x >> 8) & 0x00ff);
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}
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static inline uint32_t __local_bswap32(uint32_t x) {
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return ((x << 24) & 0xff000000 ) |
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((x << 8) & 0x00ff0000 ) |
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((x >> 8) & 0x0000ff00 ) |
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((x >> 24) & 0x000000ff );
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}
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static inline uint64_t __local_bswap64(uint64_t x)
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{
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return (uint64_t)__local_bswap32(x>>32) |
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((uint64_t)__local_bswap32(x&0xFFFFFFFF) << 32);
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}
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static inline uint64_t align(uint64_t size, uint64_t align)
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{
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return (size % align) == 0? size : (size - (size % align) + align);
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}
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#if __BYTE_ORDER__ == __ORDER_LITTLE_ENDIAN__
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#define be_dword(a) __local_bswap64(a)
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#define be_word(a) __local_bswap32(a)
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#define be_hword(a) __local_bswap16(a)
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#define le_dword(a) (a)
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#define le_word(a) (a)
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#define le_hword(a) (a)
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#elif __BYTE_ORDER__ == __ORDER_BIG_ENDIAN__
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#define be_dword(a) (a)
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#define be_word(a) (a)
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#define be_hword(a) (a)
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#define le_dword(a) __local_bswap64(a)
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#define le_word(a) __local_bswap32(a)
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#define le_hword(a) __local_bswap16(a)
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#else
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#error "What's the endianness of the platform you're targeting?"
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#endif
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