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Remove Data Descriptor

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This commit is contained in:
Mathijs van de Nes 2014-09-10 16:34:40 +02:00
parent 33efdcc539
commit 916dc6c6e5
1 changed files with 0 additions and 38 deletions
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38
src/spec.rs
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@ -6,11 +6,9 @@ use types;
use util;
static LOCAL_FILE_HEADER_SIGNATURE : u32 = 0x04034b50;
static DATA_DESCRIPTOR_SIGNATURE : u32 = 0x08074b50;
static CENTRAL_DIRECTORY_HEADER_SIGNATURE : u32 = 0x02014b50;
static CENTRAL_DIRECTORY_END_SIGNATURE : u32 = 0x06054b50;
#[deriving(Clone)]
pub struct LocalFileHeader
{
pub extract_version: u16,
@ -86,41 +84,6 @@ impl LocalFileHeader
}
}
#[deriving(Clone)]
pub struct DataDescriptor
{
pub compressed_size: u32,
pub uncompressed_size: u32,
pub crc32: u32,
}
impl DataDescriptor
{
pub fn parse<T: Reader>(reader: &mut T) -> IoResult<DataDescriptor>
{
let first = try!(reader.read_le_u32());
let compressed = if first == DATA_DESCRIPTOR_SIGNATURE
{
try!(reader.read_le_u32())
}
else
{
first
};
let uncompressed = try!(reader.read_le_u32());
let crc = try!(reader.read_le_u32());
Ok(DataDescriptor
{
compressed_size: compressed,
uncompressed_size: uncompressed,
crc32: crc,
})
}
}
#[deriving(Clone)]
pub struct CentralDirectoryHeader
{
pub made_by: u16,
@ -208,7 +171,6 @@ impl CentralDirectoryHeader
}
}
#[deriving(Show)]
pub struct CentralDirectoryEnd
{
pub number_of_disks: u16,