std.zlib

Members

Classes

Compress

class Compress

Used when the data to be compressed is not all in one buffer.

UnCompress

class UnCompress

Used when the data to be decompressed is not all in one buffer.

ZlibException

class ZlibException

Errors throw a ZlibException.

Enums

HeaderFormat

enum HeaderFormat

the header format the compressed stream is wrapped in

Functions

adler32

uint adler32(uint adler, const(void)[] buf)

Compute the Adler-32 checksum of a buffer's worth of data.

compress

ubyte[] compress(const(void)[] srcbuf, int level)

ubyte[] compress(const(void)[] srcbuf)

Compress data

crc32

uint crc32(uint crc, const(void)[] buf)

Compute the CRC32 checksum of a buffer's worth of data.

uncompress

void[] uncompress(const(void)[] srcbuf, size_t destlen, int winbits)

Decompresses the data in srcbuf[].

import std.zlib;

auto src =
"the quick brown fox jumps over the lazy dog\r
 the quick brown fox jumps over the lazy dog\r";

ubyte[] dst;
ubyte[] result;

dst = compress(src);
result = cast(ubyte[]) uncompress(dst);
assert(result == src);

import std.zlib;
import std.stdio;
import std.conv : to;
import std.algorithm.iteration : map;

UnCompress decmp = new UnCompress;
foreach (chunk; stdin.byChunk(4096).map!(x => decmp.uncompress(x)))
{
    chunk.to!string.write;
}

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