diff options
Diffstat (limited to '')
| -rw-r--r-- | src/common/tuklib_integer.h | 56 | ||||
| -rw-r--r-- | src/liblzma/check/crc32_fast.c | 4 | ||||
| -rw-r--r-- | src/liblzma/check/crc64_fast.c | 4 |
3 files changed, 32 insertions, 32 deletions
diff --git a/src/common/tuklib_integer.h b/src/common/tuklib_integer.h index 699d5fe6..e0f5dbee 100644 --- a/src/common/tuklib_integer.h +++ b/src/common/tuklib_integer.h @@ -9,16 +9,16 @@ /// Native endian inline functions (XX = 16, 32, or 64): /// - Unaligned native endian reads: unaligned_readXXne(ptr) /// - Unaligned native endian writes: unaligned_writeXXne(ptr, num) -/// - Aligned native endian reads: readXXne(ptr) -/// - Aligned native endian writes: writeXXne(ptr, num) +/// - Aligned native endian reads: aligned_readXXne(ptr) +/// - Aligned native endian writes: aligned_writeXXne(ptr, num) /// /// Endianness-converting integer operations (these can be macros!) /// (XX = 16, 32, or 64; Y = b or l): /// - Byte swapping: bswapXX(num) /// - Byte order conversions to/from native (byteswaps if Y isn't /// the native endianness): convXXYe(num) -/// - Aligned reads: readXXYe(ptr) -/// - Aligned writes: writeXXYe(ptr, num) +/// - Aligned reads: aligned_readXXYe(ptr) +/// - Aligned writes: aligned_writeXXYe(ptr, num) /// - Unaligned reads (16/32-bit only): unaligned_readXXYe(ptr) /// - Unaligned writes (16/32-bit only): unaligned_writeXXYe(ptr, num) /// @@ -447,7 +447,7 @@ unaligned_write32le(uint8_t *buf, uint32_t num) static inline uint16_t -read16ne(const uint8_t *buf) +aligned_read16ne(const uint8_t *buf) { #if defined(TUKLIB_USE_UNSAFE_TYPE_PUNNING) \ || defined(TUKLIB_USE_UNSAFE_ALIGNED_READS) @@ -461,7 +461,7 @@ read16ne(const uint8_t *buf) static inline uint32_t -read32ne(const uint8_t *buf) +aligned_read32ne(const uint8_t *buf) { #if defined(TUKLIB_USE_UNSAFE_TYPE_PUNNING) \ || defined(TUKLIB_USE_UNSAFE_ALIGNED_READS) @@ -475,7 +475,7 @@ read32ne(const uint8_t *buf) static inline uint64_t -read64ne(const uint8_t *buf) +aligned_read64ne(const uint8_t *buf) { #if defined(TUKLIB_USE_UNSAFE_TYPE_PUNNING) \ || defined(TUKLIB_USE_UNSAFE_ALIGNED_READS) @@ -489,7 +489,7 @@ read64ne(const uint8_t *buf) static inline void -write16ne(uint8_t *buf, uint16_t num) +aligned_write16ne(uint8_t *buf, uint16_t num) { #ifdef TUKLIB_USE_UNSAFE_TYPE_PUNNING *(uint16_t *)buf = num; @@ -501,7 +501,7 @@ write16ne(uint8_t *buf, uint16_t num) static inline void -write32ne(uint8_t *buf, uint32_t num) +aligned_write32ne(uint8_t *buf, uint32_t num) { #ifdef TUKLIB_USE_UNSAFE_TYPE_PUNNING *(uint32_t *)buf = num; @@ -513,7 +513,7 @@ write32ne(uint8_t *buf, uint32_t num) static inline void -write64ne(uint8_t *buf, uint64_t num) +aligned_write64ne(uint8_t *buf, uint64_t num) { #ifdef TUKLIB_USE_UNSAFE_TYPE_PUNNING *(uint64_t *)buf = num; @@ -525,60 +525,60 @@ write64ne(uint8_t *buf, uint64_t num) static inline uint16_t -read16be(const uint8_t *buf) +aligned_read16be(const uint8_t *buf) { - uint16_t num = read16ne(buf); + uint16_t num = aligned_read16ne(buf); return conv16be(num); } static inline uint16_t -read16le(const uint8_t *buf) +aligned_read16le(const uint8_t *buf) { - uint16_t num = read16ne(buf); + uint16_t num = aligned_read16ne(buf); return conv16le(num); } static inline uint32_t -read32be(const uint8_t *buf) +aligned_read32be(const uint8_t *buf) { - uint32_t num = read32ne(buf); + uint32_t num = aligned_read32ne(buf); return conv32be(num); } static inline uint32_t -read32le(const uint8_t *buf) +aligned_read32le(const uint8_t *buf) { - uint32_t num = read32ne(buf); + uint32_t num = aligned_read32ne(buf); return conv32le(num); } static inline uint64_t -read64be(const uint8_t *buf) +aligned_read64be(const uint8_t *buf) { - uint64_t num = read64ne(buf); + uint64_t num = aligned_read64ne(buf); return conv64be(num); } static inline uint64_t -read64le(const uint8_t *buf) +aligned_read64le(const uint8_t *buf) { - uint64_t num = read64ne(buf); + uint64_t num = aligned_read64ne(buf); return conv64le(num); } // These need to be macros like in the unaligned case. -#define write16be(buf, num) write16ne((buf), conv16be(num)) -#define write16le(buf, num) write16ne((buf), conv16le(num)) -#define write32be(buf, num) write32ne((buf), conv32be(num)) -#define write32le(buf, num) write32ne((buf), conv32le(num)) -#define write64be(buf, num) write64ne((buf), conv64be(num)) -#define write64le(buf, num) write64ne((buf), conv64le(num)) +#define aligned_write16be(buf, num) aligned_write16ne((buf), conv16be(num)) +#define aligned_write16le(buf, num) aligned_write16ne((buf), conv16le(num)) +#define aligned_write32be(buf, num) aligned_write32ne((buf), conv32be(num)) +#define aligned_write32le(buf, num) aligned_write32ne((buf), conv32le(num)) +#define aligned_write64be(buf, num) aligned_write64ne((buf), conv64be(num)) +#define aligned_write64le(buf, num) aligned_write64ne((buf), conv64le(num)) //////////////////// diff --git a/src/liblzma/check/crc32_fast.c b/src/liblzma/check/crc32_fast.c index 3de02638..eed73505 100644 --- a/src/liblzma/check/crc32_fast.c +++ b/src/liblzma/check/crc32_fast.c @@ -49,7 +49,7 @@ lzma_crc32(const uint8_t *buf, size_t size, uint32_t crc) // Calculate the CRC32 using the slice-by-eight algorithm. while (buf < limit) { - crc ^= *(const uint32_t *)(buf); + crc ^= aligned_read32ne(buf); buf += 4; crc = lzma_crc32_table[7][A(crc)] @@ -57,7 +57,7 @@ lzma_crc32(const uint8_t *buf, size_t size, uint32_t crc) ^ lzma_crc32_table[5][C(crc)] ^ lzma_crc32_table[4][D(crc)]; - const uint32_t tmp = *(const uint32_t *)(buf); + const uint32_t tmp = aligned_read32ne(buf); buf += 4; // At least with some compilers, it is critical for diff --git a/src/liblzma/check/crc64_fast.c b/src/liblzma/check/crc64_fast.c index 52af29ed..8af54cda 100644 --- a/src/liblzma/check/crc64_fast.c +++ b/src/liblzma/check/crc64_fast.c @@ -47,9 +47,9 @@ lzma_crc64(const uint8_t *buf, size_t size, uint64_t crc) while (buf < limit) { #ifdef WORDS_BIGENDIAN const uint32_t tmp = (crc >> 32) - ^ *(const uint32_t *)(buf); + ^ aligned_read32ne(buf); #else - const uint32_t tmp = crc ^ *(const uint32_t *)(buf); + const uint32_t tmp = crc ^ aligned_read32ne(buf); #endif buf += 4; |