diff options
Diffstat (limited to 'src/lib/formats/imageutl.h')
-rw-r--r-- | src/lib/formats/imageutl.h | 140 |
1 files changed, 0 insertions, 140 deletions
diff --git a/src/lib/formats/imageutl.h b/src/lib/formats/imageutl.h index 09213dc20af..53b7170fc65 100644 --- a/src/lib/formats/imageutl.h +++ b/src/lib/formats/imageutl.h @@ -25,146 +25,6 @@ unsigned short ccitt_crc16(unsigned short crc, const unsigned char *buffer, size unsigned short ccitt_crc16_one( unsigned short crc, const unsigned char data ); /* ----------------------------------------------------------------------- - * Alignment-friendly integer placement - * ----------------------------------------------------------------------- */ - -inline void place_integer_be(void *ptr, size_t offset, size_t size, uint64_t value) -{ - uint8_t *byte_ptr = ((uint8_t *) ptr) + offset; - uint16_t val16; - uint32_t val32; - - switch (size) - { - case 2: - val16 = big_endianize_int16((uint16_t) value); - memcpy(byte_ptr, &val16, sizeof(val16)); - break; - - case 4: - val32 = big_endianize_int32((uint32_t) value); - memcpy(byte_ptr, &val32, sizeof(val32)); - break; - - default: - if (size >= 1) byte_ptr[0] = (uint8_t) (value >> ((size - 1) * 8)); - if (size >= 2) byte_ptr[1] = (uint8_t) (value >> ((size - 2) * 8)); - if (size >= 3) byte_ptr[2] = (uint8_t) (value >> ((size - 3) * 8)); - if (size >= 4) byte_ptr[3] = (uint8_t) (value >> ((size - 4) * 8)); - if (size >= 5) byte_ptr[4] = (uint8_t) (value >> ((size - 5) * 8)); - if (size >= 6) byte_ptr[5] = (uint8_t) (value >> ((size - 6) * 8)); - if (size >= 7) byte_ptr[6] = (uint8_t) (value >> ((size - 7) * 8)); - if (size >= 8) byte_ptr[7] = (uint8_t) (value >> ((size - 8) * 8)); - break; - } -} - -inline uint64_t pick_integer_be(const void *ptr, size_t offset, size_t size) -{ - uint64_t result = 0; - const uint8_t *byte_ptr = ((const uint8_t *) ptr) + offset; - uint16_t val16; - uint32_t val32; - - switch (size) - { - case 1: - result = *byte_ptr; - break; - - case 2: - memcpy(&val16, byte_ptr, sizeof(val16)); - result = big_endianize_int16(val16); - break; - - case 4: - memcpy(&val32, byte_ptr, sizeof(val32)); - result = big_endianize_int32(val32); - break; - - default: - if (size >= 1) result |= ((uint64_t) byte_ptr[0]) << ((size - 1) * 8); - if (size >= 2) result |= ((uint64_t) byte_ptr[1]) << ((size - 2) * 8); - if (size >= 3) result |= ((uint64_t) byte_ptr[2]) << ((size - 3) * 8); - if (size >= 4) result |= ((uint64_t) byte_ptr[3]) << ((size - 4) * 8); - if (size >= 5) result |= ((uint64_t) byte_ptr[4]) << ((size - 5) * 8); - if (size >= 6) result |= ((uint64_t) byte_ptr[5]) << ((size - 6) * 8); - if (size >= 7) result |= ((uint64_t) byte_ptr[6]) << ((size - 7) * 8); - if (size >= 8) result |= ((uint64_t) byte_ptr[7]) << ((size - 8) * 8); - break; - } - return result; -} - -inline void place_integer_le(void *ptr, size_t offset, size_t size, uint64_t value) -{ - uint8_t *byte_ptr = ((uint8_t *) ptr) + offset; - uint16_t val16; - uint32_t val32; - - switch (size) - { - case 2: - val16 = little_endianize_int16((uint16_t) value); - memcpy(byte_ptr, &val16, sizeof(val16)); - break; - - case 4: - val32 = little_endianize_int32((uint32_t) value); - memcpy(byte_ptr, &val32, sizeof(val32)); - break; - - default: - if (size >= 1) byte_ptr[0] = (uint8_t) (value >> (0 * 8)); - if (size >= 2) byte_ptr[1] = (uint8_t) (value >> (1 * 8)); - if (size >= 3) byte_ptr[2] = (uint8_t) (value >> (2 * 8)); - if (size >= 4) byte_ptr[3] = (uint8_t) (value >> (3 * 8)); - if (size >= 5) byte_ptr[4] = (uint8_t) (value >> (4 * 8)); - if (size >= 6) byte_ptr[5] = (uint8_t) (value >> (5 * 8)); - if (size >= 7) byte_ptr[6] = (uint8_t) (value >> (6 * 8)); - if (size >= 8) byte_ptr[7] = (uint8_t) (value >> (7 * 8)); - break; - } -} - -static inline uint64_t pick_integer_le(const void *ptr, size_t offset, size_t size) -{ - uint64_t result = 0; - const uint8_t *byte_ptr = ((const uint8_t *) ptr) + offset; - uint16_t val16; - uint32_t val32; - - switch (size) - { - case 1: - result = *byte_ptr; - break; - - case 2: - memcpy(&val16, byte_ptr, sizeof(val16)); - result = little_endianize_int16(val16); - break; - - case 4: - memcpy(&val32, byte_ptr, sizeof(val32)); - result = little_endianize_int32(val32); - break; - - default: - if (size >= 1) result |= ((uint64_t) byte_ptr[0]) << (0 * 8); - if (size >= 2) result |= ((uint64_t) byte_ptr[1]) << (1 * 8); - if (size >= 3) result |= ((uint64_t) byte_ptr[2]) << (2 * 8); - if (size >= 4) result |= ((uint64_t) byte_ptr[3]) << (3 * 8); - if (size >= 5) result |= ((uint64_t) byte_ptr[4]) << (4 * 8); - if (size >= 6) result |= ((uint64_t) byte_ptr[5]) << (5 * 8); - if (size >= 7) result |= ((uint64_t) byte_ptr[6]) << (6 * 8); - if (size >= 8) result |= ((uint64_t) byte_ptr[7]) << (7 * 8); - break; - } - return result; -} - -/* ----------------------------------------------------------------------- * Miscellaneous * ----------------------------------------------------------------------- */ |