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sha.d
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// Written in the D programming language.
/**
* Computes SHA1 and SHA2 hashes of arbitrary data. SHA hashes are 20 to 64 byte
* quantities (depending on the SHA algorithm) that are like a checksum or CRC,
* but are more robust.
*
$(SCRIPT inhibitQuickIndex = 1;)
$(DIVC quickindex,
$(BOOKTABLE ,
$(TR $(TH Category) $(TH Functions)
)
$(TR $(TDNW Template API) $(TD $(MYREF SHA1)
)
)
$(TR $(TDNW OOP API) $(TD $(MYREF SHA1Digest))
)
$(TR $(TDNW Helpers) $(TD $(MYREF sha1Of))
)
)
)
* SHA2 comes in several different versions, all supported by this module:
* SHA-224, SHA-256, SHA-384, SHA-512, SHA-512/224 and SHA-512/256.
*
* This module conforms to the APIs defined in $(MREF std, digest). To understand the
* differences between the template and the OOP API, see $(MREF std, digest).
*
* This module publicly imports `std.digest` and can be used as a stand-alone
* module.
*
* License: $(HTTP www.boost.org/LICENSE_1_0.txt, Boost License 1.0).
*
* CTFE:
* Digests do not work in CTFE
*
* Authors:
* The routines and algorithms are derived from the
* $(I Secure Hash Signature Standard (SHS) (FIPS PUB 180-2)). $(BR )
* Kai Nacke, Johannes Pfau, Nick Sabalausky
*
* References:
* $(UL
* $(LI $(LINK2 http://csrc.nist.gov/publications/fips/fips180-2/fips180-2withchangenotice.pdf, FIPS PUB180-2))
* $(LI $(LINK2 http://software.intel.com/en-us/articles/improving-the-performance-of-the-secure-hash-algorithm-1/, Fast implementation of SHA1))
* $(LI $(LINK2 http://en.wikipedia.org/wiki/Secure_Hash_Algorithm, Wikipedia article about SHA))
* )
*
* Source: $(PHOBOSSRC std/digest/sha.d)
*
*/
/* Copyright Kai Nacke 2012.
* Distributed under the Boost Software License, Version 1.0.
* (See accompanying file LICENSE_1_0.txt or copy at
* http://www.boost.org/LICENSE_1_0.txt)
*/
module std.digest.sha;
///
@safe unittest
{
//Template API
import std.digest.sha;
ubyte[20] hash1 = sha1Of("abc");
assert(toHexString(hash1) == "A9993E364706816ABA3E25717850C26C9CD0D89D");
ubyte[28] hash224 = sha224Of("abc");
assert(toHexString(hash224) == "23097D223405D8228642A477BDA255B32AADBCE4BDA0B3F7E36C9DA7");
//Feeding data
ubyte[1024] data;
SHA1 sha1;
sha1.start();
sha1.put(data[]);
sha1.start(); //Start again
sha1.put(data[]);
hash1 = sha1.finish();
}
///
@safe unittest
{
//OOP API
import std.digest.sha;
auto sha1 = new SHA1Digest();
ubyte[] hash1 = sha1.digest("abc");
assert(toHexString(hash1) == "A9993E364706816ABA3E25717850C26C9CD0D89D");
auto sha224 = new SHA224Digest();
ubyte[] hash224 = sha224.digest("abc");
assert(toHexString(hash224) == "23097D223405D8228642A477BDA255B32AADBCE4BDA0B3F7E36C9DA7");
//Feeding data
ubyte[1024] data;
sha1.put(data[]);
sha1.reset(); //Start again
sha1.put(data[]);
hash1 = sha1.finish();
}
version (D_InlineAsm_X86)
{
version (D_PIC) {} // Bugzilla 9378
else private version = USE_SSSE3;
}
else version (D_InlineAsm_X86_64)
{
private version = USE_SSSE3;
}
version (LittleEndian) import core.bitop : bswap;
public import std.digest;
/*
* Helper methods for encoding the buffer.
* Can be removed if the optimizer can inline the methods from std.bitmanip.
*/
private ubyte[8] nativeToBigEndian(ulong val) @trusted pure nothrow @nogc
{
version (LittleEndian)
immutable ulong res = (cast(ulong) bswap(cast(uint) val)) << 32 | bswap(cast(uint) (val >> 32));
else
immutable ulong res = val;
return *cast(ubyte[8]*) &res;
}
private ubyte[4] nativeToBigEndian(uint val) @trusted pure nothrow @nogc
{
version (LittleEndian)
immutable uint res = bswap(val);
else
immutable uint res = val;
return *cast(ubyte[4]*) &res;
}
private ulong bigEndianToNative(ubyte[8] val) @trusted pure nothrow @nogc
{
version (LittleEndian)
{
import std.bitmanip : bigEndianToNative;
return bigEndianToNative!ulong(val);
}
else
return *cast(ulong*) &val;
}
private uint bigEndianToNative(ubyte[4] val) @trusted pure nothrow @nogc
{
version (LittleEndian)
return bswap(*cast(uint*) &val);
else
return *cast(uint*) &val;
}
//rotateLeft rotates x left n bits
private uint rotateLeft(uint x, uint n) @safe pure nothrow @nogc
{
// With recently added optimization to DMD (commit 32ea0206 at 07/28/11), this is translated to rol.
// No assembler required.
return (x << n) | (x >> (32-n));
}
//rotateRight rotates x right n bits
private uint rotateRight(uint x, uint n) @safe pure nothrow @nogc
{
return (x >> n) | (x << (32-n));
}
private ulong rotateRight(ulong x, uint n) @safe pure nothrow @nogc
{
return (x >> n) | (x << (64-n));
}
/**
* Template API SHA1/SHA2 implementation. Supports: SHA-1, SHA-224, SHA-256,
* SHA-384, SHA-512, SHA-512/224 and SHA-512/256.
*
* The hashBlockSize and digestSize are in bits. However, it's likely easier to
* simply use the convenience aliases: SHA1, SHA224, SHA256, SHA384, SHA512,
* SHA512_224 and SHA512_256.
*
* See `std.digest` for differences between template and OOP API.
*/
struct SHA(uint hashBlockSize, uint digestSize)
{
enum blockSize = hashBlockSize;
static assert(blockSize == 512 || blockSize == 1024,
"Invalid SHA blockSize, must be 512 or 1024");
static assert(digestSize == 160 || digestSize == 224 || digestSize == 256 || digestSize == 384 || digestSize == 512,
"Invalid SHA digestSize, must be 224, 256, 384 or 512");
static assert(!(blockSize == 512 && digestSize > 256),
"Invalid SHA digestSize for a blockSize of 512. The digestSize must be 160, 224 or 256.");
static assert(!(blockSize == 1024 && digestSize < 224),
"Invalid SHA digestSize for a blockSize of 1024. The digestSize must be 224, 256, 384 or 512.");
static if (digestSize == 160) /* SHA-1 */
{
version (USE_SSSE3)
{
import core.cpuid : ssse3;
import std.internal.digest.sha_SSSE3 : sse3_constants=constants, transformSSSE3;
static void transform(uint[5]* state, const(ubyte[64])* block) pure nothrow @nogc
{
if (ssse3)
{
version (D_InlineAsm_X86_64)
// constants as extra argument for PIC, see Bugzilla 9378
transformSSSE3(state, block, &sse3_constants);
else
transformSSSE3(state, block);
}
else
transformX86(state, block);
}
}
else
{
alias transform = transformX86;
}
}
else static if (blockSize == 512) /* SHA-224, SHA-256 */
alias transform = transformSHA2!uint;
else static if (blockSize == 1024) /* SHA-384, SHA-512, SHA-512/224, SHA-512/256 */
alias transform = transformSHA2!ulong;
else
static assert(0);
private:
/* magic initialization constants - state (ABCDEFGH) */
static if (blockSize == 512 && digestSize == 160) /* SHA-1 */
{
uint[5] state =
[0x67452301,0xefcdab89,0x98badcfe,0x10325476,0xc3d2e1f0];
}
else static if (blockSize == 512 && digestSize == 224) /* SHA-224 */
{
uint[8] state = [
0xc1059ed8, 0x367cd507, 0x3070dd17, 0xf70e5939,
0xffc00b31, 0x68581511, 0x64f98fa7, 0xbefa4fa4,
];
}
else static if (blockSize == 512 && digestSize == 256) /* SHA-256 */
{
uint[8] state = [
0x6a09e667, 0xbb67ae85, 0x3c6ef372, 0xa54ff53a,
0x510e527f, 0x9b05688c, 0x1f83d9ab, 0x5be0cd19,
];
}
else static if (blockSize == 1024 && digestSize == 224) /* SHA-512/224 */
{
ulong[8] state = [
0x8C3D37C8_19544DA2, 0x73E19966_89DCD4D6,
0x1DFAB7AE_32FF9C82, 0x679DD514_582F9FCF,
0x0F6D2B69_7BD44DA8, 0x77E36F73_04C48942,
0x3F9D85A8_6A1D36C8, 0x1112E6AD_91D692A1,
];
}
else static if (blockSize == 1024 && digestSize == 256) /* SHA-512/256 */
{
ulong[8] state = [
0x22312194_FC2BF72C, 0x9F555FA3_C84C64C2,
0x2393B86B_6F53B151, 0x96387719_5940EABD,
0x96283EE2_A88EFFE3, 0xBE5E1E25_53863992,
0x2B0199FC_2C85B8AA, 0x0EB72DDC_81C52CA2,
];
}
else static if (blockSize == 1024 && digestSize == 384) /* SHA-384 */
{
ulong[8] state = [
0xcbbb9d5d_c1059ed8, 0x629a292a_367cd507,
0x9159015a_3070dd17, 0x152fecd8_f70e5939,
0x67332667_ffc00b31, 0x8eb44a87_68581511,
0xdb0c2e0d_64f98fa7, 0x47b5481d_befa4fa4,
];
}
else static if (blockSize == 1024 && digestSize == 512) /* SHA-512 */
{
ulong[8] state = [
0x6a09e667_f3bcc908, 0xbb67ae85_84caa73b,
0x3c6ef372_fe94f82b, 0xa54ff53a_5f1d36f1,
0x510e527f_ade682d1, 0x9b05688c_2b3e6c1f,
0x1f83d9ab_fb41bd6b, 0x5be0cd19_137e2179,
];
}
else
static assert(0);
/* constants */
static if (blockSize == 512)
{
static immutable uint[64] constants = [
0x428a2f98, 0x71374491, 0xb5c0fbcf, 0xe9b5dba5, 0x3956c25b, 0x59f111f1, 0x923f82a4, 0xab1c5ed5,
0xd807aa98, 0x12835b01, 0x243185be, 0x550c7dc3, 0x72be5d74, 0x80deb1fe, 0x9bdc06a7, 0xc19bf174,
0xe49b69c1, 0xefbe4786, 0x0fc19dc6, 0x240ca1cc, 0x2de92c6f, 0x4a7484aa, 0x5cb0a9dc, 0x76f988da,
0x983e5152, 0xa831c66d, 0xb00327c8, 0xbf597fc7, 0xc6e00bf3, 0xd5a79147, 0x06ca6351, 0x14292967,
0x27b70a85, 0x2e1b2138, 0x4d2c6dfc, 0x53380d13, 0x650a7354, 0x766a0abb, 0x81c2c92e, 0x92722c85,
0xa2bfe8a1, 0xa81a664b, 0xc24b8b70, 0xc76c51a3, 0xd192e819, 0xd6990624, 0xf40e3585, 0x106aa070,
0x19a4c116, 0x1e376c08, 0x2748774c, 0x34b0bcb5, 0x391c0cb3, 0x4ed8aa4a, 0x5b9cca4f, 0x682e6ff3,
0x748f82ee, 0x78a5636f, 0x84c87814, 0x8cc70208, 0x90befffa, 0xa4506ceb, 0xbef9a3f7, 0xc67178f2,
];
}
else static if (blockSize == 1024)
{
static immutable ulong[80] constants = [
0x428a2f98_d728ae22, 0x71374491_23ef65cd, 0xb5c0fbcf_ec4d3b2f, 0xe9b5dba5_8189dbbc,
0x3956c25b_f348b538, 0x59f111f1_b605d019, 0x923f82a4_af194f9b, 0xab1c5ed5_da6d8118,
0xd807aa98_a3030242, 0x12835b01_45706fbe, 0x243185be_4ee4b28c, 0x550c7dc3_d5ffb4e2,
0x72be5d74_f27b896f, 0x80deb1fe_3b1696b1, 0x9bdc06a7_25c71235, 0xc19bf174_cf692694,
0xe49b69c1_9ef14ad2, 0xefbe4786_384f25e3, 0x0fc19dc6_8b8cd5b5, 0x240ca1cc_77ac9c65,
0x2de92c6f_592b0275, 0x4a7484aa_6ea6e483, 0x5cb0a9dc_bd41fbd4, 0x76f988da_831153b5,
0x983e5152_ee66dfab, 0xa831c66d_2db43210, 0xb00327c8_98fb213f, 0xbf597fc7_beef0ee4,
0xc6e00bf3_3da88fc2, 0xd5a79147_930aa725, 0x06ca6351_e003826f, 0x14292967_0a0e6e70,
0x27b70a85_46d22ffc, 0x2e1b2138_5c26c926, 0x4d2c6dfc_5ac42aed, 0x53380d13_9d95b3df,
0x650a7354_8baf63de, 0x766a0abb_3c77b2a8, 0x81c2c92e_47edaee6, 0x92722c85_1482353b,
0xa2bfe8a1_4cf10364, 0xa81a664b_bc423001, 0xc24b8b70_d0f89791, 0xc76c51a3_0654be30,
0xd192e819_d6ef5218, 0xd6990624_5565a910, 0xf40e3585_5771202a, 0x106aa070_32bbd1b8,
0x19a4c116_b8d2d0c8, 0x1e376c08_5141ab53, 0x2748774c_df8eeb99, 0x34b0bcb5_e19b48a8,
0x391c0cb3_c5c95a63, 0x4ed8aa4a_e3418acb, 0x5b9cca4f_7763e373, 0x682e6ff3_d6b2b8a3,
0x748f82ee_5defb2fc, 0x78a5636f_43172f60, 0x84c87814_a1f0ab72, 0x8cc70208_1a6439ec,
0x90befffa_23631e28, 0xa4506ceb_de82bde9, 0xbef9a3f7_b2c67915, 0xc67178f2_e372532b,
0xca273ece_ea26619c, 0xd186b8c7_21c0c207, 0xeada7dd6_cde0eb1e, 0xf57d4f7f_ee6ed178,
0x06f067aa_72176fba, 0x0a637dc5_a2c898a6, 0x113f9804_bef90dae, 0x1b710b35_131c471b,
0x28db77f5_23047d84, 0x32caab7b_40c72493, 0x3c9ebe0a_15c9bebc, 0x431d67c4_9c100d4c,
0x4cc5d4be_cb3e42b6, 0x597f299c_fc657e2a, 0x5fcb6fab_3ad6faec, 0x6c44198c_4a475817,
];
}
else
static assert(0);
/*
* number of bits, modulo 2^64 (ulong[1]) or 2^128 (ulong[2]),
* should just use ucent instead of ulong[2] once it's available
*/
ulong[blockSize/512] count;
ubyte[blockSize/8] buffer; /* input buffer */
static immutable ubyte[128] padding =
[
0x80, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
0x00, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0
];
/*
* Basic SHA1/SHA2 functions.
*/
static @safe pure nothrow @nogc
{
/* All SHA1/SHA2 */
T Ch(T)(T x, T y, T z) { return z ^ (x & (y ^ z)); }
T Maj(T)(T x, T y, T z) { return (x & y) | (z & (x ^ y)); }
/* SHA-1 */
uint Parity(uint x, uint y, uint z) { return x ^ y ^ z; }
/* SHA-224, SHA-256 */
uint BigSigma0(uint x) { return rotateRight(x, 2) ^ rotateRight(x, 13) ^ rotateRight(x, 22); }
uint BigSigma1(uint x) { return rotateRight(x, 6) ^ rotateRight(x, 11) ^ rotateRight(x, 25); }
uint SmSigma0(uint x) { return rotateRight(x, 7) ^ rotateRight(x, 18) ^ x >> 3; }
uint SmSigma1(uint x) { return rotateRight(x, 17) ^ rotateRight(x, 19) ^ x >> 10; }
/* SHA-384, SHA-512, SHA-512/224, SHA-512/256 */
ulong BigSigma0(ulong x) { return rotateRight(x, 28) ^ rotateRight(x, 34) ^ rotateRight(x, 39); }
ulong BigSigma1(ulong x) { return rotateRight(x, 14) ^ rotateRight(x, 18) ^ rotateRight(x, 41); }
ulong SmSigma0(ulong x) { return rotateRight(x, 1) ^ rotateRight(x, 8) ^ x >> 7; }
ulong SmSigma1(ulong x) { return rotateRight(x, 19) ^ rotateRight(x, 61) ^ x >> 6; }
}
/*
* SHA1 basic transformation. Transforms state based on block.
*/
static void T_0_15(int i, const(ubyte[64])* input, ref uint[16] W, uint A, ref uint B, uint C, uint D,
uint E, ref uint T) pure nothrow @nogc
{
uint Wi = W[i] = bigEndianToNative(*cast(ubyte[4]*)&((*input)[i*4]));
T = Ch(B, C, D) + E + rotateLeft(A, 5) + Wi + 0x5a827999;
B = rotateLeft(B, 30);
}
static void T_16_19(int i, ref uint[16] W, uint A, ref uint B, uint C, uint D, uint E, ref uint T)
pure nothrow @nogc
{
W[i&15] = rotateLeft(W[(i-3)&15] ^ W[(i-8)&15] ^ W[(i-14)&15] ^ W[(i-16)&15], 1);
T = Ch(B, C, D) + E + rotateLeft(A, 5) + W[i&15] + 0x5a827999;
B = rotateLeft(B, 30);
}
static void T_20_39(int i, ref uint[16] W, uint A, ref uint B, uint C, uint D, uint E,
ref uint T) pure nothrow @nogc
{
W[i&15] = rotateLeft(W[(i-3)&15] ^ W[(i-8)&15] ^ W[(i-14)&15] ^ W[(i-16)&15], 1);
T = Parity(B, C, D) + E + rotateLeft(A, 5) + W[i&15] + 0x6ed9eba1;
B = rotateLeft(B, 30);
}
static void T_40_59(int i, ref uint[16] W, uint A, ref uint B, uint C, uint D, uint E,
ref uint T) pure nothrow @nogc
{
W[i&15] = rotateLeft(W[(i-3)&15] ^ W[(i-8)&15] ^ W[(i-14)&15] ^ W[(i-16)&15], 1);
T = Maj(B, C, D) + E + rotateLeft(A, 5) + W[i&15] + 0x8f1bbcdc;
B = rotateLeft(B, 30);
}
static void T_60_79(int i, ref uint[16] W, uint A, ref uint B, uint C, uint D, uint E,
ref uint T) pure nothrow @nogc
{
W[i&15] = rotateLeft(W[(i-3)&15] ^ W[(i-8)&15] ^ W[(i-14)&15] ^ W[(i-16)&15], 1);
T = Parity(B, C, D) + E + rotateLeft(A, 5) + W[i&15] + 0xca62c1d6;
B = rotateLeft(B, 30);
}
private static void transformX86(uint[5]* state, const(ubyte[64])* block) pure nothrow @nogc
{
uint A, B, C, D, E, T;
uint[16] W = void;
A = (*state)[0];
B = (*state)[1];
C = (*state)[2];
D = (*state)[3];
E = (*state)[4];
T_0_15 ( 0, block, W, A, B, C, D, E, T);
T_0_15 ( 1, block, W, T, A, B, C, D, E);
T_0_15 ( 2, block, W, E, T, A, B, C, D);
T_0_15 ( 3, block, W, D, E, T, A, B, C);
T_0_15 ( 4, block, W, C, D, E, T, A, B);
T_0_15 ( 5, block, W, B, C, D, E, T, A);
T_0_15 ( 6, block, W, A, B, C, D, E, T);
T_0_15 ( 7, block, W, T, A, B, C, D, E);
T_0_15 ( 8, block, W, E, T, A, B, C, D);
T_0_15 ( 9, block, W, D, E, T, A, B, C);
T_0_15 (10, block, W, C, D, E, T, A, B);
T_0_15 (11, block, W, B, C, D, E, T, A);
T_0_15 (12, block, W, A, B, C, D, E, T);
T_0_15 (13, block, W, T, A, B, C, D, E);
T_0_15 (14, block, W, E, T, A, B, C, D);
T_0_15 (15, block, W, D, E, T, A, B, C);
T_16_19(16, W, C, D, E, T, A, B);
T_16_19(17, W, B, C, D, E, T, A);
T_16_19(18, W, A, B, C, D, E, T);
T_16_19(19, W, T, A, B, C, D, E);
T_20_39(20, W, E, T, A, B, C, D);
T_20_39(21, W, D, E, T, A, B, C);
T_20_39(22, W, C, D, E, T, A, B);
T_20_39(23, W, B, C, D, E, T, A);
T_20_39(24, W, A, B, C, D, E, T);
T_20_39(25, W, T, A, B, C, D, E);
T_20_39(26, W, E, T, A, B, C, D);
T_20_39(27, W, D, E, T, A, B, C);
T_20_39(28, W, C, D, E, T, A, B);
T_20_39(29, W, B, C, D, E, T, A);
T_20_39(30, W, A, B, C, D, E, T);
T_20_39(31, W, T, A, B, C, D, E);
T_20_39(32, W, E, T, A, B, C, D);
T_20_39(33, W, D, E, T, A, B, C);
T_20_39(34, W, C, D, E, T, A, B);
T_20_39(35, W, B, C, D, E, T, A);
T_20_39(36, W, A, B, C, D, E, T);
T_20_39(37, W, T, A, B, C, D, E);
T_20_39(38, W, E, T, A, B, C, D);
T_20_39(39, W, D, E, T, A, B, C);
T_40_59(40, W, C, D, E, T, A, B);
T_40_59(41, W, B, C, D, E, T, A);
T_40_59(42, W, A, B, C, D, E, T);
T_40_59(43, W, T, A, B, C, D, E);
T_40_59(44, W, E, T, A, B, C, D);
T_40_59(45, W, D, E, T, A, B, C);
T_40_59(46, W, C, D, E, T, A, B);
T_40_59(47, W, B, C, D, E, T, A);
T_40_59(48, W, A, B, C, D, E, T);
T_40_59(49, W, T, A, B, C, D, E);
T_40_59(50, W, E, T, A, B, C, D);
T_40_59(51, W, D, E, T, A, B, C);
T_40_59(52, W, C, D, E, T, A, B);
T_40_59(53, W, B, C, D, E, T, A);
T_40_59(54, W, A, B, C, D, E, T);
T_40_59(55, W, T, A, B, C, D, E);
T_40_59(56, W, E, T, A, B, C, D);
T_40_59(57, W, D, E, T, A, B, C);
T_40_59(58, W, C, D, E, T, A, B);
T_40_59(59, W, B, C, D, E, T, A);
T_60_79(60, W, A, B, C, D, E, T);
T_60_79(61, W, T, A, B, C, D, E);
T_60_79(62, W, E, T, A, B, C, D);
T_60_79(63, W, D, E, T, A, B, C);
T_60_79(64, W, C, D, E, T, A, B);
T_60_79(65, W, B, C, D, E, T, A);
T_60_79(66, W, A, B, C, D, E, T);
T_60_79(67, W, T, A, B, C, D, E);
T_60_79(68, W, E, T, A, B, C, D);
T_60_79(69, W, D, E, T, A, B, C);
T_60_79(70, W, C, D, E, T, A, B);
T_60_79(71, W, B, C, D, E, T, A);
T_60_79(72, W, A, B, C, D, E, T);
T_60_79(73, W, T, A, B, C, D, E);
T_60_79(74, W, E, T, A, B, C, D);
T_60_79(75, W, D, E, T, A, B, C);
T_60_79(76, W, C, D, E, T, A, B);
T_60_79(77, W, B, C, D, E, T, A);
T_60_79(78, W, A, B, C, D, E, T);
T_60_79(79, W, T, A, B, C, D, E);
(*state)[0] += E;
(*state)[1] += T;
(*state)[2] += A;
(*state)[3] += B;
(*state)[4] += C;
/* Zeroize sensitive information. */
W[] = 0;
}
/*
* SHA2 basic transformation. Transforms state based on block.
*/
static void T_SHA2_0_15(Word)(int i, const(ubyte[blockSize/8])* input, ref Word[16] W,
Word A, Word B, Word C, ref Word D, Word E, Word F, Word G, ref Word H, Word K)
pure nothrow @nogc
{
Word Wi = W[i] = bigEndianToNative(*cast(ubyte[Word.sizeof]*)&((*input)[i*Word.sizeof]));
Word T1 = H + BigSigma1(E) + Ch(E, F, G) + K + Wi;
Word T2 = BigSigma0(A) + Maj(A, B, C);
D += T1;
H = T1 + T2;
}
static void T_SHA2_16_79(Word)(int i, ref Word[16] W,
Word A, Word B, Word C, ref Word D, Word E, Word F, Word G, ref Word H, Word K)
pure nothrow @nogc
{
W[i&15] = SmSigma1(W[(i-2)&15]) + W[(i-7)&15] + SmSigma0(W[(i-15)&15]) + W[i&15];
Word T1 = H + BigSigma1(E) + Ch(E, F, G) + K + W[i&15];
Word T2 = BigSigma0(A) + Maj(A, B, C);
D += T1;
H = T1 + T2;
}
private static void transformSHA2(Word)(Word[8]* state, const(ubyte[blockSize/8])* block)
pure nothrow @nogc
{
Word A, B, C, D, E, F, G, H;
Word[16] W = void;
A = (*state)[0];
B = (*state)[1];
C = (*state)[2];
D = (*state)[3];
E = (*state)[4];
F = (*state)[5];
G = (*state)[6];
H = (*state)[7];
T_SHA2_0_15!Word ( 0, block, W, A, B, C, D, E, F, G, H, constants[ 0]);
T_SHA2_0_15!Word ( 1, block, W, H, A, B, C, D, E, F, G, constants[ 1]);
T_SHA2_0_15!Word ( 2, block, W, G, H, A, B, C, D, E, F, constants[ 2]);
T_SHA2_0_15!Word ( 3, block, W, F, G, H, A, B, C, D, E, constants[ 3]);
T_SHA2_0_15!Word ( 4, block, W, E, F, G, H, A, B, C, D, constants[ 4]);
T_SHA2_0_15!Word ( 5, block, W, D, E, F, G, H, A, B, C, constants[ 5]);
T_SHA2_0_15!Word ( 6, block, W, C, D, E, F, G, H, A, B, constants[ 6]);
T_SHA2_0_15!Word ( 7, block, W, B, C, D, E, F, G, H, A, constants[ 7]);
T_SHA2_0_15!Word ( 8, block, W, A, B, C, D, E, F, G, H, constants[ 8]);
T_SHA2_0_15!Word ( 9, block, W, H, A, B, C, D, E, F, G, constants[ 9]);
T_SHA2_0_15!Word (10, block, W, G, H, A, B, C, D, E, F, constants[10]);
T_SHA2_0_15!Word (11, block, W, F, G, H, A, B, C, D, E, constants[11]);
T_SHA2_0_15!Word (12, block, W, E, F, G, H, A, B, C, D, constants[12]);
T_SHA2_0_15!Word (13, block, W, D, E, F, G, H, A, B, C, constants[13]);
T_SHA2_0_15!Word (14, block, W, C, D, E, F, G, H, A, B, constants[14]);
T_SHA2_0_15!Word (15, block, W, B, C, D, E, F, G, H, A, constants[15]);
T_SHA2_16_79!Word(16, W, A, B, C, D, E, F, G, H, constants[16]);
T_SHA2_16_79!Word(17, W, H, A, B, C, D, E, F, G, constants[17]);
T_SHA2_16_79!Word(18, W, G, H, A, B, C, D, E, F, constants[18]);
T_SHA2_16_79!Word(19, W, F, G, H, A, B, C, D, E, constants[19]);
T_SHA2_16_79!Word(20, W, E, F, G, H, A, B, C, D, constants[20]);
T_SHA2_16_79!Word(21, W, D, E, F, G, H, A, B, C, constants[21]);
T_SHA2_16_79!Word(22, W, C, D, E, F, G, H, A, B, constants[22]);
T_SHA2_16_79!Word(23, W, B, C, D, E, F, G, H, A, constants[23]);
T_SHA2_16_79!Word(24, W, A, B, C, D, E, F, G, H, constants[24]);
T_SHA2_16_79!Word(25, W, H, A, B, C, D, E, F, G, constants[25]);
T_SHA2_16_79!Word(26, W, G, H, A, B, C, D, E, F, constants[26]);
T_SHA2_16_79!Word(27, W, F, G, H, A, B, C, D, E, constants[27]);
T_SHA2_16_79!Word(28, W, E, F, G, H, A, B, C, D, constants[28]);
T_SHA2_16_79!Word(29, W, D, E, F, G, H, A, B, C, constants[29]);
T_SHA2_16_79!Word(30, W, C, D, E, F, G, H, A, B, constants[30]);
T_SHA2_16_79!Word(31, W, B, C, D, E, F, G, H, A, constants[31]);
T_SHA2_16_79!Word(32, W, A, B, C, D, E, F, G, H, constants[32]);
T_SHA2_16_79!Word(33, W, H, A, B, C, D, E, F, G, constants[33]);
T_SHA2_16_79!Word(34, W, G, H, A, B, C, D, E, F, constants[34]);
T_SHA2_16_79!Word(35, W, F, G, H, A, B, C, D, E, constants[35]);
T_SHA2_16_79!Word(36, W, E, F, G, H, A, B, C, D, constants[36]);
T_SHA2_16_79!Word(37, W, D, E, F, G, H, A, B, C, constants[37]);
T_SHA2_16_79!Word(38, W, C, D, E, F, G, H, A, B, constants[38]);
T_SHA2_16_79!Word(39, W, B, C, D, E, F, G, H, A, constants[39]);
T_SHA2_16_79!Word(40, W, A, B, C, D, E, F, G, H, constants[40]);
T_SHA2_16_79!Word(41, W, H, A, B, C, D, E, F, G, constants[41]);
T_SHA2_16_79!Word(42, W, G, H, A, B, C, D, E, F, constants[42]);
T_SHA2_16_79!Word(43, W, F, G, H, A, B, C, D, E, constants[43]);
T_SHA2_16_79!Word(44, W, E, F, G, H, A, B, C, D, constants[44]);
T_SHA2_16_79!Word(45, W, D, E, F, G, H, A, B, C, constants[45]);
T_SHA2_16_79!Word(46, W, C, D, E, F, G, H, A, B, constants[46]);
T_SHA2_16_79!Word(47, W, B, C, D, E, F, G, H, A, constants[47]);
T_SHA2_16_79!Word(48, W, A, B, C, D, E, F, G, H, constants[48]);
T_SHA2_16_79!Word(49, W, H, A, B, C, D, E, F, G, constants[49]);
T_SHA2_16_79!Word(50, W, G, H, A, B, C, D, E, F, constants[50]);
T_SHA2_16_79!Word(51, W, F, G, H, A, B, C, D, E, constants[51]);
T_SHA2_16_79!Word(52, W, E, F, G, H, A, B, C, D, constants[52]);
T_SHA2_16_79!Word(53, W, D, E, F, G, H, A, B, C, constants[53]);
T_SHA2_16_79!Word(54, W, C, D, E, F, G, H, A, B, constants[54]);
T_SHA2_16_79!Word(55, W, B, C, D, E, F, G, H, A, constants[55]);
T_SHA2_16_79!Word(56, W, A, B, C, D, E, F, G, H, constants[56]);
T_SHA2_16_79!Word(57, W, H, A, B, C, D, E, F, G, constants[57]);
T_SHA2_16_79!Word(58, W, G, H, A, B, C, D, E, F, constants[58]);
T_SHA2_16_79!Word(59, W, F, G, H, A, B, C, D, E, constants[59]);
T_SHA2_16_79!Word(60, W, E, F, G, H, A, B, C, D, constants[60]);
T_SHA2_16_79!Word(61, W, D, E, F, G, H, A, B, C, constants[61]);
T_SHA2_16_79!Word(62, W, C, D, E, F, G, H, A, B, constants[62]);
T_SHA2_16_79!Word(63, W, B, C, D, E, F, G, H, A, constants[63]);
static if (is(Word == ulong))
{
T_SHA2_16_79!Word(64, W, A, B, C, D, E, F, G, H, constants[64]);
T_SHA2_16_79!Word(65, W, H, A, B, C, D, E, F, G, constants[65]);
T_SHA2_16_79!Word(66, W, G, H, A, B, C, D, E, F, constants[66]);
T_SHA2_16_79!Word(67, W, F, G, H, A, B, C, D, E, constants[67]);
T_SHA2_16_79!Word(68, W, E, F, G, H, A, B, C, D, constants[68]);
T_SHA2_16_79!Word(69, W, D, E, F, G, H, A, B, C, constants[69]);
T_SHA2_16_79!Word(70, W, C, D, E, F, G, H, A, B, constants[70]);
T_SHA2_16_79!Word(71, W, B, C, D, E, F, G, H, A, constants[71]);
T_SHA2_16_79!Word(72, W, A, B, C, D, E, F, G, H, constants[72]);
T_SHA2_16_79!Word(73, W, H, A, B, C, D, E, F, G, constants[73]);
T_SHA2_16_79!Word(74, W, G, H, A, B, C, D, E, F, constants[74]);
T_SHA2_16_79!Word(75, W, F, G, H, A, B, C, D, E, constants[75]);
T_SHA2_16_79!Word(76, W, E, F, G, H, A, B, C, D, constants[76]);
T_SHA2_16_79!Word(77, W, D, E, F, G, H, A, B, C, constants[77]);
T_SHA2_16_79!Word(78, W, C, D, E, F, G, H, A, B, constants[78]);
T_SHA2_16_79!Word(79, W, B, C, D, E, F, G, H, A, constants[79]);
}
(*state)[0] += A;
(*state)[1] += B;
(*state)[2] += C;
(*state)[3] += D;
(*state)[4] += E;
(*state)[5] += F;
(*state)[6] += G;
(*state)[7] += H;
/* Zeroize sensitive information. */
W[] = 0;
}
public:
/**
* SHA initialization. Begins an SHA1/SHA2 operation.
*
* Note:
* For this SHA Digest implementation calling start after default construction
* is not necessary. Calling start is only necessary to reset the Digest.
*
* Generic code which deals with different Digest types should always call start though.
*
* Example:
* --------
* SHA1 digest;
* //digest.start(); //Not necessary
* digest.put(0);
* --------
*/
void start() @safe pure nothrow @nogc
{
this = typeof(this).init;
}
/**
* Use this to feed the digest with data.
* Also implements the $(REF isOutputRange, std,range,primitives)
* interface for `ubyte` and `const(ubyte)[]`.
*/
void put(scope const(ubyte)[] input...) @trusted pure nothrow @nogc
{
enum blockSizeInBytes = blockSize/8;
uint i, index, partLen;
auto inputLen = input.length;
/* Compute number of bytes mod block size (64 or 128 bytes) */
index = (cast(uint) count[0] >> 3) & (blockSizeInBytes - 1);
/* Update number of bits */
static if (blockSize == 512)
count[0] += inputLen * 8;
else static if (blockSize == 1024)
{
/* ugly hack to work around lack of ucent */
auto oldCount0 = count[0];
count[0] += inputLen * 8;
if (count[0] < oldCount0)
count[1]++;
}
else
static assert(0);
partLen = blockSizeInBytes - index;
/* Transform as many times as possible. */
if (inputLen >= partLen)
{
(&buffer[index])[0 .. partLen] = input.ptr[0 .. partLen];
transform (&state, &buffer);
for (i = partLen; i + blockSizeInBytes-1 < inputLen; i += blockSizeInBytes)
transform(&state, cast(ubyte[blockSizeInBytes]*)(input.ptr + i));
index = 0;
}
else
i = 0;
/* Buffer remaining input */
if (inputLen - i)
(&buffer[index])[0 .. inputLen-i] = (&input[i])[0 .. inputLen-i];
}
@safe unittest
{
typeof(this) dig;
dig.put(cast(ubyte) 0); //single ubyte
dig.put(cast(ubyte) 0, cast(ubyte) 0); //variadic
ubyte[10] buf;
dig.put(buf); //buffer
}
/**
* Returns the finished SHA hash. This also calls $(LREF start) to
* reset the internal state.
*/
ubyte[digestSize/8] finish() @trusted pure nothrow @nogc
{
static if (blockSize == 512)
{
ubyte[32] data = void;
uint index, padLen;
/* Save number of bits */
ubyte[8] bits = nativeToBigEndian(count[0]);
/* Pad out to 56 mod 64. */
index = (cast(uint) count[0] >> 3) & (64 - 1);
padLen = (index < 56) ? (56 - index) : (120 - index);
put(padding[0 .. padLen]);
/* Append length (before padding) */
put(bits);
/* Store state in digest */
for (auto i = 0; i < ((digestSize == 160)? 5 : 8); i++)
data[i*4..(i+1)*4] = nativeToBigEndian(state[i])[];
/* Zeroize sensitive information. */
start();
return data[0 .. digestSize/8];
}
else static if (blockSize == 1024)
{
ubyte[64] data = void;
uint index, padLen;
/* Save number of bits */
ubyte[16] bits;
bits[ 0 .. 8] = nativeToBigEndian(count[1]);
bits[8 .. 16] = nativeToBigEndian(count[0]);
/* Pad out to 112 mod 128. */
index = (cast(uint) count[0] >> 3) & (128 - 1);
padLen = (index < 112) ? (112 - index) : (240 - index);
put(padding[0 .. padLen]);
/* Append length (before padding) */
put(bits);
/* Store state in digest */
for (auto i = 0; i < 8; i++)
data[i*8..(i+1)*8] = nativeToBigEndian(state[i])[];
/* Zeroize sensitive information. */
start();
return data[0 .. digestSize/8];
}
else
static assert(0);
}
///
@safe unittest
{
//Simple example
SHA1 hash;
hash.start();
hash.put(cast(ubyte) 0);
ubyte[20] result = hash.finish();
}
}
///
@safe unittest
{
//Simple example, hashing a string using sha1Of helper function
ubyte[20] hash = sha1Of("abc");
//Let's get a hash string
assert(toHexString(hash) == "A9993E364706816ABA3E25717850C26C9CD0D89D");
//The same, but using SHA-224
ubyte[28] hash224 = sha224Of("abc");
assert(toHexString(hash224) == "23097D223405D8228642A477BDA255B32AADBCE4BDA0B3F7E36C9DA7");
}
///
@safe unittest
{
//Using the basic API
SHA1 hash;
hash.start();
ubyte[1024] data;
//Initialize data here...
hash.put(data);
ubyte[20] result = hash.finish();
}
///
@safe unittest
{
//Let's use the template features:
//Note: When passing a SHA1 to a function, it must be passed by reference!
void doSomething(T)(ref T hash)
if (isDigest!T)
{
hash.put(cast(ubyte) 0);
}
SHA1 sha;
sha.start();
doSomething(sha);
assert(toHexString(sha.finish()) == "5BA93C9DB0CFF93F52B521D7420E43F6EDA2784F");
}
alias SHA1 = SHA!(512, 160); /// SHA alias for SHA-1, hash is ubyte[20]
alias SHA224 = SHA!(512, 224); /// SHA alias for SHA-224, hash is ubyte[28]
alias SHA256 = SHA!(512, 256); /// SHA alias for SHA-256, hash is ubyte[32]
alias SHA384 = SHA!(1024, 384); /// SHA alias for SHA-384, hash is ubyte[48]
alias SHA512 = SHA!(1024, 512); /// SHA alias for SHA-512, hash is ubyte[64]
alias SHA512_224 = SHA!(1024, 224); /// SHA alias for SHA-512/224, hash is ubyte[28]
alias SHA512_256 = SHA!(1024, 256); /// SHA alias for SHA-512/256, hash is ubyte[32]
@safe unittest
{
assert(isDigest!SHA1);
assert(isDigest!SHA224);
assert(isDigest!SHA256);
assert(isDigest!SHA384);
assert(isDigest!SHA512);
assert(isDigest!SHA512_224);
assert(isDigest!SHA512_256);
}
@system unittest
{
import std.conv : hexString;
import std.range;
ubyte[20] digest;
ubyte[28] digest224;
ubyte[32] digest256;
ubyte[48] digest384;
ubyte[64] digest512;
ubyte[28] digest512_224;
ubyte[32] digest512_256;
SHA1 sha;
sha.put(cast(ubyte[])"abcdef");
sha.start();
sha.put(cast(ubyte[])"");
assert(sha.finish() == cast(ubyte[]) hexString!"da39a3ee5e6b4b0d3255bfef95601890afd80709");
SHA224 sha224;
sha224.put(cast(ubyte[])"abcdef");
sha224.start();
sha224.put(cast(ubyte[])"");
assert(sha224.finish() == cast(ubyte[]) hexString!"d14a028c2a3a2bc9476102bb288234c415a2b01f828ea62ac5b3e42f");
SHA256 sha256;
sha256.put(cast(ubyte[])"abcdef");
sha256.start();
sha256.put(cast(ubyte[])"");
assert(sha256.finish() == cast(ubyte[])
hexString!"e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855");
SHA384 sha384;
sha384.put(cast(ubyte[])"abcdef");
sha384.start();
sha384.put(cast(ubyte[])"");
assert(sha384.finish() == cast(ubyte[]) hexString!("38b060a751ac96384cd9327eb1b1e36a21fdb71114be07434c"
~"0cc7bf63f6e1da274edebfe76f65fbd51ad2f14898b95b"));
SHA512 sha512;
sha512.put(cast(ubyte[])"abcdef");
sha512.start();
sha512.put(cast(ubyte[])"");
assert(sha512.finish() == cast(ubyte[])
hexString!("cf83e1357eefb8bdf1542850d66d8007d620e4050b571"
~"5dc83f4a921d36ce9ce47d0d13c5d85f2b0ff8318d2877eec2f63b931bd47417a81a538327af927da3e"));
SHA512_224 sha512_224;
sha512_224.put(cast(ubyte[])"abcdef");
sha512_224.start();
sha512_224.put(cast(ubyte[])"");
assert(sha512_224.finish() == cast(ubyte[]) hexString!"6ed0dd02806fa89e25de060c19d3ac86cabb87d6a0ddd05c333b84f4");
SHA512_256 sha512_256;
sha512_256.put(cast(ubyte[])"abcdef");
sha512_256.start();
sha512_256.put(cast(ubyte[])"");
assert(sha512_256.finish() == cast(ubyte[])
hexString!"c672b8d1ef56ed28ab87c3622c5114069bdd3ad7b8f9737498d0c01ecef0967a");
digest = sha1Of ("");
digest224 = sha224Of ("");
digest256 = sha256Of ("");
digest384 = sha384Of ("");
digest512 = sha512Of ("");
digest512_224 = sha512_224Of("");
digest512_256 = sha512_256Of("");
assert(digest == cast(ubyte[]) hexString!"da39a3ee5e6b4b0d3255bfef95601890afd80709");
assert(digest224 == cast(ubyte[]) hexString!"d14a028c2a3a2bc9476102bb288234c415a2b01f828ea62ac5b3e42f");
assert(digest256 == cast(ubyte[]) hexString!"e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855");
assert(digest384 == cast(ubyte[]) hexString!("38b060a751ac96384cd9327eb1b1e36a21fdb71114be07434c"
~"0cc7bf63f6e1da274edebfe76f65fbd51ad2f14898b95b"));
assert(digest512 == cast(ubyte[]) hexString!("cf83e1357eefb8bdf1542850d66d8007d620e4050b5715dc83"
~"f4a921d36ce9ce47d0d13c5d85f2b0ff8318d2877eec2f63b931bd47417a81a538327af927da3e"));
assert(digest512_224 == cast(ubyte[]) hexString!"6ed0dd02806fa89e25de060c19d3ac86cabb87d6a0ddd05c333b84f4");
assert(digest512_256 == cast(ubyte[]) hexString!"c672b8d1ef56ed28ab87c3622c5114069bdd3ad7b8f9737498d0c01ecef0967a");
digest = sha1Of ("a");
digest224 = sha224Of ("a");
digest256 = sha256Of ("a");
digest384 = sha384Of ("a");
digest512 = sha512Of ("a");
digest512_224 = sha512_224Of("a");
digest512_256 = sha512_256Of("a");
assert(digest == cast(ubyte[]) hexString!"86f7e437faa5a7fce15d1ddcb9eaeaea377667b8");
assert(digest224 == cast(ubyte[]) hexString!"abd37534c7d9a2efb9465de931cd7055ffdb8879563ae98078d6d6d5");
assert(digest256 == cast(ubyte[]) hexString!"ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb");
assert(digest384 == cast(ubyte[]) hexString!("54a59b9f22b0b80880d8427e548b7c23abd873486e1f035dce9"
~"cd697e85175033caa88e6d57bc35efae0b5afd3145f31"));
assert(digest512 == cast(ubyte[]) hexString!("1f40fc92da241694750979ee6cf582f2d5d7d28e18335de05ab"
~"c54d0560e0f5302860c652bf08d560252aa5e74210546f369fbbbce8c12cfc7957b2652fe9a75"));
assert(digest512_224 == cast(ubyte[]) hexString!"d5cdb9ccc769a5121d4175f2bfdd13d6310e0d3d361ea75d82108327");
assert(digest512_256 == cast(ubyte[]) hexString!"455e518824bc0601f9fb858ff5c37d417d67c2f8e0df2babe4808858aea830f8");
digest = sha1Of ("abc");
digest224 = sha224Of ("abc");
digest256 = sha256Of ("abc");
digest384 = sha384Of ("abc");
digest512 = sha512Of ("abc");
digest512_224 = sha512_224Of("abc");
digest512_256 = sha512_256Of("abc");
assert(digest == cast(ubyte[]) hexString!"a9993e364706816aba3e25717850c26c9cd0d89d");
assert(digest224 == cast(ubyte[]) hexString!"23097d223405d8228642a477bda255b32aadbce4bda0b3f7e36c9da7");
assert(digest256 == cast(ubyte[]) hexString!"ba7816bf8f01cfea414140de5dae2223b00361a396177a9cb410ff61f20015ad");
assert(digest384 == cast(ubyte[]) hexString!("cb00753f45a35e8bb5a03d699ac65007272c32ab0eded1631a"
~"8b605a43ff5bed8086072ba1e7cc2358baeca134c825a7"));
assert(digest512 == cast(ubyte[]) hexString!("ddaf35a193617abacc417349ae20413112e6fa4e89a97ea20a9"
~"eeee64b55d39a2192992a274fc1a836ba3c23a3feebbd454d4423643ce80e2a9ac94fa54ca49f"));
assert(digest512_224 == cast(ubyte[]) hexString!"4634270f707b6a54daae7530460842e20e37ed265ceee9a43e8924aa");
assert(digest512_256 == cast(ubyte[]) hexString!"53048e2681941ef99b2e29b76b4c7dabe4c2d0c634fc6d46e0e2f13107e7af23");
digest = sha1Of ("abcdbcdecdefdefgefghfghighijhijkijkljklmklmnlmnomnopnopq");
digest224 = sha224Of ("abcdbcdecdefdefgefghfghighijhijkijkljklmklmnlmnomnopnopq");
digest256 = sha256Of ("abcdbcdecdefdefgefghfghighijhijkijkljklmklmnlmnomnopnopq");
digest384 = sha384Of ("abcdbcdecdefdefgefghfghighijhijkijkljklmklmnlmnomnopnopq");
digest512 = sha512Of ("abcdbcdecdefdefgefghfghighijhijkijkljklmklmnlmnomnopnopq");
digest512_224 = sha512_224Of("abcdbcdecdefdefgefghfghighijhijkijkljklmklmnlmnomnopnopq");
digest512_256 = sha512_256Of("abcdbcdecdefdefgefghfghighijhijkijkljklmklmnlmnomnopnopq");
assert(digest == cast(ubyte[]) hexString!"84983e441c3bd26ebaae4aa1f95129e5e54670f1");
assert(digest224 == cast(ubyte[]) hexString!"75388b16512776cc5dba5da1fd890150b0c6455cb4f58b1952522525");
assert(digest256 == cast(ubyte[]) hexString!"248d6a61d20638b8e5c026930c3e6039a33ce45964ff2167f6ecedd419db06c1");
assert(digest384 == cast(ubyte[]) hexString!("3391fdddfc8dc7393707a65b1b4709397cf8b1d162af05abfe"
~"8f450de5f36bc6b0455a8520bc4e6f5fe95b1fe3c8452b"));
assert(digest512 == cast(ubyte[]) hexString!("204a8fc6dda82f0a0ced7beb8e08a41657c16ef468b228a827"
~"9be331a703c33596fd15c13b1b07f9aa1d3bea57789ca031ad85c7a71dd70354ec631238ca3445"));
assert(digest512_224 == cast(ubyte[]) hexString!"e5302d6d54bb242275d1e7622d68df6eb02dedd13f564c13dbda2174");
assert(digest512_256 == cast(ubyte[]) hexString!"bde8e1f9f19bb9fd3406c90ec6bc47bd36d8ada9f11880dbc8a22a7078b6a461");
digest = sha1Of ("message digest");