Ripemd128

Constructors

this

this()

Construct a Ripemd128

Members

Functions

addSize

uint addSize()

Length padding size

blockSize

uint blockSize()

block size

createDigest

void createDigest(ubyte[] buf)

Obtain the digest

digestSize

uint digestSize()

The size of a Ripemd128 digest is 16 bytes

padLength

void padLength(ubyte[] at, ulong length)

Performs the length padding

padMessage

void padMessage(ubyte[] at)

Pads the cipher data

reset

void reset()

Initialize the cipher

transform

void transform(ubyte[] input)

Performs the cipher on a block of data

Inherited Members

From MerkleDamgard

createDigest

void createDigest(ubyte[] buf)

Constructs the digest

blockSize

uint blockSize()

Digest block size

addSize

uint addSize()

Length padding size

padMessage

void padMessage(ubyte[] data)

Pads the digest data

padLength

void padLength(ubyte[] data, size_t length)

Performs the length padding

transform

void transform(ubyte[] data)

Performs the digest on a block of data

extend

void extend()

Final processing of digest.

reset

void reset()

Initialize the digest

update

MerkleDamgard update(const(void)[] input)

Digest additional data

binaryDigest

ubyte[] binaryDigest(ubyte[] buf)

Complete the digest

littleEndian32

void littleEndian32(ubyte[] input, uint[] output)

Converts 8 bit to 32 bit Little Endian

bigEndian32

void bigEndian32(ubyte[] input, uint[] output)

Converts 8 bit to 32 bit Big Endian

littleEndian64

void littleEndian64(ubyte[] input, ulong[] output)

Converts 8 bit to 64 bit Little Endian

bigEndian64

void bigEndian64(ubyte[] input, ulong[] output)

Converts 8 bit to 64 bit Big Endian

rotateLeft

uint rotateLeft(uint x, uint n)

Rotate left by n

static istring[] strings = [
    "",
    "a",
    "abc",
    "message digest",
    "abcdefghijklmnopqrstuvwxyz",
    "abcdbcdecdefdefgefghfghighijhijkijkljklmklmnlmnomnopnopq",
    "ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789",
    "12345678901234567890123456789012345678901234567890123456789012345678901234567890"
];

static istring[] results = [
    "cdf26213a150dc3ecb610f18f6b38b46",
    "86be7afa339d0fc7cfc785e72f578d33",
    "c14a12199c66e4ba84636b0f69144c77",
    "9e327b3d6e523062afc1132d7df9d1b8",
    "fd2aa607f71dc8f510714922b371834e",
    "a1aa0689d0fafa2ddc22e88b49133a06",
    "d1e959eb179c911faea4624c60c5c702",
    "3f45ef194732c2dbb2c4a2c769795fa3"
];

Ripemd128 h = new Ripemd128();

foreach (i, s; strings)
{
    h.update(cast(ubyte[]) s);
    char[] d = h.hexDigest;

    test(d == results[i],":("~s~")("~d~")!=("~results[i]~")");
}

char[] s = new char[1000000];
for (auto i = 0; i < s.length; i++) s[i] = 'a';
auto result = "4a7f5723f954eba1216c9d8f6320431f";
h.update(cast(ubyte[]) s);
auto d = h.hexDigest;

test(d == result,":(1 million times \"a\")("~d~")!=("~result~")");

• Ripemd128