diff options
Diffstat (limited to 'util/cbfstool/lzma/endian.hh')
-rw-r--r-- | util/cbfstool/lzma/endian.hh | 178 |
1 files changed, 0 insertions, 178 deletions
diff --git a/util/cbfstool/lzma/endian.hh b/util/cbfstool/lzma/endian.hh deleted file mode 100644 index 425374d423..0000000000 --- a/util/cbfstool/lzma/endian.hh +++ /dev/null @@ -1,178 +0,0 @@ -#ifndef bqtEndianHH -#define bqtEndianHH - -#ifndef __STDC_CONSTANT_MACROS -#define __STDC_CONSTANT_MACROS /* for UINT16_C etc */ -#endif - -#include <stdint.h> - -#if defined(__x86_64)||defined(__i386) -#define LITTLE_ENDIAN_AND_UNALIGNED_ACCESS_OK -#else -#undef LITTLE_ENDIAN_AND_UNALIGNED_ACCESS_OK -#endif - -#ifdef WIN32 -# define LL_FMT "I64" -#else -# define LL_FMT "ll" -#endif - - -static inline uint_fast16_t get_8(const void* p) -{ - const unsigned char* data = (const unsigned char*)p; - return data[0]; -} -static inline uint_fast16_t get_16(const void* p) -{ - #ifdef LITTLE_ENDIAN_AND_UNALIGNED_ACCESS_OK - return *(const uint_least16_t*)p; - #else - const unsigned char* data = (const unsigned char*)p; - return get_8(data) | (get_8(data+1) << UINT16_C(8)); - #endif -} -static inline uint_fast16_t R16r(const void* p) -{ - #ifdef BIG_ENDIAN_AND_UNALIGNED_ACCESS_OK - return *(const uint_least16_t*)p; - #else - const unsigned char* data = (const unsigned char*)p; - return get_8(data+1) | (get_8(data) << UINT16_C(8)); - #endif -} -static inline uint_fast32_t R24(const void* p) -{ - /* Note: This might be faster if implemented through R32 and a bitwise and, - * but we cannot do that because we don't know if the third byte is a valid - * memory location. - */ - const unsigned char* data = (const unsigned char*)p; - return get_16(data) | (get_8(data+2) << UINT32_C(16)); -} -static inline uint_fast32_t R24r(const void* p) -{ - const unsigned char* data = (const unsigned char*)p; - return get_16(data+1) | (get_8(data) << UINT32_C(16)); -} -static inline uint_fast32_t get_32(const void* p) -{ - #ifdef LITTLE_ENDIAN_AND_UNALIGNED_ACCESS_OK - return *(const uint_least32_t*)p; - #else - const unsigned char* data = (const unsigned char*)p; - return get_16(data) | (get_16(data+2) << UINT32_C(16)); - #endif -} -static inline uint_fast32_t R32r(const void* p) -{ - #ifdef BIG_ENDIAN_AND_UNALIGNED_ACCESS_OK - return *(const uint_least32_t*)p; - #else - const unsigned char* data = (const unsigned char*)p; - return get_16(data+2) | (get_16(data) << UINT32_C(16)); - #endif -} - -#define L (uint_fast64_t) - -static inline uint_fast64_t get_64(const void* p) -{ - #ifdef LITTLE_ENDIAN_AND_UNALIGNED_ACCESS_OK - return *(const uint_least64_t*)p; - #else - const unsigned char* data = (const unsigned char*)p; - return (L get_32(data)) | ((L get_32(data+4)) << UINT64_C(32)); - #endif -} -static inline uint_fast64_t R64r(const void* p) -{ - #ifdef BIG_ENDIAN_AND_UNALIGNED_ACCESS_OK - return *(const uint_least64_t*)p; - #else - const unsigned char* data = (const unsigned char*)p; - return (L get_32(data+4)) | ((L get_32(data)) << UINT64_C(32)); - #endif -} - -#undef L - -static inline uint_fast64_t get_n(const void* p, unsigned bytes) -{ - const unsigned char* data = (const unsigned char*)p; - uint_fast64_t res(0); - switch(bytes) - { - case 8: return get_64(p); - case 4: return get_32(p); - case 2: return get_16(p); - case 7: res |= ((uint_fast64_t)get_8(data+6)) << 48; - case 6: res |= ((uint_fast64_t)get_8(data+5)) << 40; - case 5: res |= ((uint_fast64_t)get_16(data+3)) << 24; - case 3: res |= ((uint_fast64_t)get_16(data+1)) << 8; - case 1: res |= get_8(data); - } - return res; -} - -static void put_8(void* p, uint_fast8_t value) -{ - unsigned char* data = (unsigned char*)p; - data[0] = value; -} -static void put_16(void* p, uint_fast16_t value) -{ - #ifdef LITTLE_ENDIAN_AND_UNALIGNED_ACCESS_OK - *(uint_least16_t*)p = value; - #else - unsigned char* data = (unsigned char*)p; - put_8(data+0, value ); - put_8(data+1, value>>8); - #endif -} -static void W24(void* p, uint_fast32_t value) -{ - unsigned char* data = (unsigned char*)p; - put_16(data+0, value); - put_8(data+2, value >> UINT32_C(16)); -} -static void put_32(void* p, uint_fast32_t value) -{ - #ifdef LITTLE_ENDIAN_AND_UNALIGNED_ACCESS_OK - *(uint_least32_t*)p = value; - #else - unsigned char* data = (unsigned char*)p; - put_16(data+0, value); - put_16(data+2, value >> UINT32_C(16)); - #endif -} -static void put_64(void* p, uint_fast64_t value) -{ - #ifdef LITTLE_ENDIAN_AND_UNALIGNED_ACCESS_OK - *(uint_least64_t*)p = value; - #else - unsigned char* data = (unsigned char*)p; - put_32(data+0, (value)); - put_32(data+4, (value >> UINT64_C(32))); - #endif -} - -static inline void put_n(void* p, uint_fast64_t value, unsigned bytes) -{ - unsigned char* data = (unsigned char*)p; - switch(bytes) - { - case 8: put_64(p, value); break; - case 7: put_8(data+6, value>>48); - case 6: put_8(data+5, value>>40); - case 5: put_8(data+4, value>>32); - case 4: put_32(p, value); break; - case 3: W24(p, value); break; - case 2: put_16(p, value); break; - case 1: put_8(p, value); break; - } -} - -#endif |