Differences From Artifact [c97bd73161]:
- File
src/OFZIPArchive.m
— part of check-in
[2a27cf3000]
at
2016-01-03 00:41:26
on branch trunk
— Update copyright
While at it, also update the mail address. (user: js, size: 14040) [annotate] [blame] [check-ins using]
To Artifact [b5e5e4f9e4]:
- File
src/OFZIPArchive.m
— part of check-in
[d3158d091f]
at
2016-01-05 22:00:03
on branch trunk
— (u)int_fast*_t -> (u)int*_t
(U)INT_FAST*_MAX is broken on Android, which makes (u)int_fast*_t
dangerous to use while it does not provide any real speed benefit. (user: js, size: 14025) [annotate] [blame] [check-ins using]
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localFileHeader: (OFZIPArchive_LocalFileHeader*)localFileHeader;
@end
uint32_t
of_zip_archive_read_field32(uint8_t **data, uint16_t *size)
{
uint32_t field = 0;
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localFileHeader: (OFZIPArchive_LocalFileHeader*)localFileHeader;
@end
uint32_t
of_zip_archive_read_field32(uint8_t **data, uint16_t *size)
{
uint32_t field = 0;
uint8_t i;
if (*size < 4)
@throw [OFInvalidFormatException exception];
for (i = 0; i < 4; i++)
field |= (uint32_t)(*data)[i] << (i * 8);
*data += 4;
*size -= 4;
return field;
}
uint64_t
of_zip_archive_read_field64(uint8_t **data, uint16_t *size)
{
uint64_t field = 0;
uint8_t i;
if (*size < 8)
@throw [OFInvalidFormatException exception];
for (i = 0; i < 8; i++)
field |= (uint64_t)(*data)[i] << (i * 8);
*data += 8;
*size -= 8;
return field;
}
static uint32_t
calculateCRC32(uint32_t crc, uint8_t *bytes, size_t length)
{
size_t i;
for (i = 0; i < length; i++) {
uint8_t j;
crc ^= bytes[i];
for (j = 0; j < 8; j++)
crc = (crc >> 1) ^ (CRC32_MAGIC & (~(crc & 1) + 1));
}
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