crypto: add hmac module (#6614)
Ekopalypse
GitHub
parent
a2fba05218
commit
ed7e306adc
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// HMAC: Keyed-Hashing for Message Authentication implemented in v
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// implementation based on https://tools.ietf.org/html/rfc2104
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module hmac
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const (
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ipad = []byte{len: 256, init: 0x36} // TODO is 256 enough??
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opad = []byte{len: 256, init: 0x5C}
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npad = []byte{len: 256, init: 0}
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)
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// Returns an HMAC byte array, depending on the hash algorithm used
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pub fn new(key, data []byte, hash_func fn (bytes []byte) []byte, blocksize int) []byte {
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mut b_key := []byte{}
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if key.len <= blocksize {
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b_key = key.clone() // TODO: remove .clone() once https://github.com/vlang/v/issues/6604 gets fixed
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} else {
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b_key = hash_func(key)
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}
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if b_key.len < blocksize {
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b_key << npad[..blocksize - b_key.len]
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}
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mut inner := []byte{}
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for i, b in ipad[..blocksize] {
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inner << b_key[i] ^ b
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}
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inner << data
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inner_hash := hash_func(inner)
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mut outer := []byte{cap: b_key.len}
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for i, b in opad[..blocksize] {
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outer << b_key[i] ^ b
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}
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outer << inner_hash
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digest := hash_func(outer)
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return digest
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}
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// tests are taken from https://tools.ietf.org/html/rfc2202
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module hmac
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import crypto.hmac
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import crypto.md5
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import crypto.sha1
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import crypto.sha256
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import crypto.sha512
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// not yet supported
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// import crypto.md4
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// import crypto.md5sha1
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// import crypto.ripemd160
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// import crypto.sha3_224
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// import crypto.sha3_256
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// import crypto.sha3_384
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// import crypto.sha3_512
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// import crypto.blake2s_256
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// import crypto.blake2b_256
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// import crypto.blake2b_384
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// import crypto.blake2b_512
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const (
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keys = [[byte(0xb), 0xb, 0xb, 0xb, 0xb, 0xb, 0xb, 0xb, 0xb, 0xb, 0xb, 0xb, 0xb, 0xb, 0xb, 0xb],
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'Jefe'.bytes(), [byte(0xAA), 0xAA, 0xAA, 0xAA, 0xAA, 0xAA, 0xAA, 0xAA, 0xAA, 0xAA, 0xAA, 0xAA,
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0xAA, 0xAA, 0xAA, 0xAA], [byte(0x01), 0x02, 0x03, 0x04, 0x05, 0x06, 0x07, 0x08, 0x09, 0x0a, 0x0b,
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0x0c, 0x0d, 0x0e, 0x0f, 0x10, 0x11, 0x12, 0x13, 0x14, 0x15, 0x16, 0x17, 0x18, 0x19],
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[byte(0x0c), 0x0c, 0x0c, 0x0c, 0x0c, 0x0c, 0x0c, 0x0c, 0x0c, 0x0c, 0x0c, 0x0c, 0x0c, 0x0c, 0x0c,
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0x0c,
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], [byte(0xaa), 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa,
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0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa,
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0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa,
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0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa,
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0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa,
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0xaa, 0xaa, 0xaa], [byte(0xaa), 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa,
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0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa,
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0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa,
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0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa,
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0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa,
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0xaa, 0xaa, 0xaa, 0xaa]]
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data = ['Hi There'.bytes(), 'what do ya want for nothing?'.bytes(),
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[byte(0xDD), 0xDD, 0xDD, 0xDD, 0xDD, 0xDD, 0xDD, 0xDD, 0xDD, 0xDD, 0xDD, 0xDD, 0xDD, 0xDD, 0xDD,
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0xDD, 0xDD, 0xDD, 0xDD, 0xDD, 0xDD, 0xDD, 0xDD, 0xDD, 0xDD, 0xDD, 0xDD, 0xDD, 0xDD, 0xDD, 0xDD,
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0xDD, 0xDD, 0xDD, 0xDD, 0xDD, 0xDD, 0xDD, 0xDD, 0xDD, 0xDD, 0xDD, 0xDD, 0xDD, 0xDD, 0xDD, 0xDD,
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0xDD, 0xDD, 0xDD], [byte(0xcd), 0xcd, 0xcd, 0xcd, 0xcd, 0xcd, 0xcd, 0xcd, 0xcd, 0xcd, 0xcd, 0xcd,
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0xcd, 0xcd, 0xcd, 0xcd, 0xcd, 0xcd, 0xcd, 0xcd, 0xcd, 0xcd, 0xcd, 0xcd, 0xcd, 0xcd, 0xcd, 0xcd,
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0xcd, 0xcd, 0xcd, 0xcd, 0xcd, 0xcd, 0xcd, 0xcd, 0xcd, 0xcd, 0xcd, 0xcd, 0xcd, 0xcd, 0xcd, 0xcd,
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0xcd, 0xcd, 0xcd, 0xcd, 0xcd, 0xcd],
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'Test With Truncation'.bytes(), 'Test Using Larger Than Block-Size Key - Hash Key First'.bytes(),
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'Test Using Larger Than Block-Size Key and Larger Than One Block-Size Data'.bytes(),
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]
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)
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fn test_hmac_md5() {
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md5_expected_results := [
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'9294727a3638bb1c13f48ef8158bfc9d',
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'750c783e6ab0b503eaa86e310a5db738',
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'56be34521d144c88dbb8c733f0e8b3f6',
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'697eaf0aca3a3aea3a75164746ffaa79',
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'56461ef2342edc00f9bab995690efd4c',
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'6b1ab7fe4bd7bf8f0b62e6ce61b9d0cd',
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'6f630fad67cda0ee1fb1f562db3aa53e',
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]
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mut result := ''
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for i, key in keys {
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result = hmac.new(key, data[i], md5.sum, md5.block_size).hex()
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assert result == md5_expected_results[i]
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}
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}
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fn test_hmac_sha1() {
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sha1_expected_results := [
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'675b0b3a1b4ddf4e124872da6c2f632bfed957e9',
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'effcdf6ae5eb2fa2d27416d5f184df9c259a7c79',
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'd730594d167e35d5956fd8003d0db3d3f46dc7bb',
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'4c9007f4026250c6bc8414f9bf50c86c2d7235da',
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'37268b7e21e84da5720c53c4ba03ad1104039fa7',
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'aa4ae5e15272d00e95705637ce8a3b55ed402112',
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'e8e99d0f45237d786d6bbaa7965c7808bbff1a91',
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]
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mut result := ''
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for i, key in keys {
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result = hmac.new(key, data[i], sha1.sum, sha1.block_size).hex()
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assert result == sha1_expected_results[i]
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}
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}
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fn test_hmac_sha224() {
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sha224_expected_results := [
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'4e841ce7a4ae83fbcf71e3cd64bfbf277f73a14680aae8c518ac7861',
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'a30e01098bc6dbbf45690f3a7e9e6d0f8bbea2a39e6148008fd05e44',
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'cbff7c2716bbaa7c77bed4f491d3e8456cb6c574e92f672b291acf5b',
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'6c11506874013cac6a2abc1bb382627cec6a90d86efc012de7afec5a',
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'd812c97a5e1412f2eb08dc4d95548117780f2930fa4e0e553d985c68',
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'9ed2eebc0ed23576efc815e9b5bc0d9257e36d13e4dd5d5f0c809b38',
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'7358939e58683a448ac5065196d33191a1c1d33d4b8b0304dc60f5e0',
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]
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mut result := ''
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for i, key in keys {
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result = hmac.new(key, data[i], sha256.sum224, sha256.block_size).hex()
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assert result == sha224_expected_results[i]
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}
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}
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fn test_hmac_sha256() {
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sha256_expected_results := [
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'492ce020fe2534a5789dc3848806c78f4f6711397f08e7e7a12ca5a4483c8aa6',
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'5bdcc146bf60754e6a042426089575c75a003f089d2739839dec58b964ec3843',
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'7dda3cc169743a6484649f94f0eda0f9f2ff496a9733fb796ed5adb40a44c3c1',
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'82558a389a443c0ea4cc819899f2083a85f0faa3e578f8077a2e3ff46729665b',
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'2282475faa2def6936685d9c06566f2d782307ace7a27ada2037e6285efcb008',
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'6953025ed96f0c09f80a96f78e6538dbe2e7b820e3dd970e7ddd39091b32352f',
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'6355ac22e890d0a3c8481a5ca4825bc884d3e7a1ff98a2fc2ac7d8e064c3b2e6',
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]
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mut result := ''
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for i, key in keys {
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result = hmac.new(key, data[i], sha256.sum, sha256.block_size).hex()
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assert result == sha256_expected_results[i]
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}
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}
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fn test_hmac_sha384() {
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sha384_expected_results := [
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'7afaa633e20d379b02395915fbc385ff8dc27dcd3885e1068ab942eeab52ec1f20ad382a92370d8b2e0ac8b83c4d53bf',
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'af45d2e376484031617f78d2b58a6b1b9c7ef464f5a01b47e42ec3736322445e8e2240ca5e69e2c78b3239ecfab21649',
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'1383e82e28286b91f4cc7afbd13d5b5c6f887c05e7c4542484043a37a5fe45802a9470fb663bd7b6570fe2f503fc92f5',
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'3e8a69b7783c25851933ab6290af6ca77a9981480850009cc5577c6e1f573b4e6801dd23c4a7d679ccf8a386c674cffb',
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'10e0150a42d0ae6f9d3f55da7a8261c383b024c8d81b40e95d120acfd53fb018af5e77846ad99451059f0579cb9a718b',
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'69d2e2f55de9f09878f04d23d8670d49cb734825cdb9cd9e72e446171a43540b90e17cf086e6fa3a599382a286c61340',
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'34f065bdedc2487c30a634d9a49cf42116f78bb386ea4d498aea05c0077f05373cfdaa9b59a7b0481bced9e3f55016a9',
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]
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mut result := ''
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for i, key in keys {
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result = hmac.new(key, data[i], sha512.sum384, sha512.block_size).hex()
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assert result == sha384_expected_results[i]
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}
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}
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fn test_hmac_sha512() {
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sha512_expected_results := [
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'7641c48a3b4aa8f887c07b3e83f96affb89c978fed8c96fcbbf4ad596eebfe496f9f16da6cd080ba393c6f365ad72b50d15c71bfb1d6b81f66a911786c6ce932',
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'164b7a7bfcf819e2e395fbe73b56e0a387bd64222e831fd610270cd7ea2505549758bf75c05a994a6d034f65f8f0e6fdcaeab1a34d4a6b4b636e070a38bce737',
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'ad9b5c7de72693737cd5e9d9f41170d18841fec1201c1c1b02e05cae116718009f771cad9946ddbf7e3cde3e818d9ae85d91b2badae94172d096a44a79c91e86',
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'b0ba465637458c6990e5a8c5f61d4af7e576d97ff94b872de76f8050361ee3dba91ca5c11aa25eb4d679275cc5788063a5f19741120c4f2de2adebeb10a298dd',
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'da2c03a1f8d34ce536b246c9dc47281d7052d3f82a7b4f6dfe9ee9f5accdae02dd72f9b89324f25f9b8276a2e3d31c0a87b8b6c1dcefd7602cc881a7d120e3fd',
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'132c9ebc32531071f6c4d9e8842291e9403e5940f813170a3ba3a0dd6c055c8b8ca587b24c56c47f3c1f2fb8ee8f9fbc8d92deed0f83426be3e8a2e9056778b3',
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'09441cda584ed2f4d2f5b519c71baf3c79cce19dfc89a548e73b3bb382a9124d6e792b77bf57903ff5858e5d111d15f45d6fd118eea023f28d2eb234ebe62f85',
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]
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mut result := ''
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for i, key in keys {
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result = hmac.new(key, data[i], sha512.sum512, sha512.block_size).hex()
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assert result == sha512_expected_results[i]
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}
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}
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// not yet supported by crypto module
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// sha3_224_expected_results := [
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// 'f68da7f7bf577de799bb1224b7acfef9e8de015a63475ed5904a4693'
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// '7fdb8dd88bd2f60d1b798634ad386811c2cfc85bfaf5d52bbace5e66'
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// '3c9b90dbbd88c2af888fb1b43ec9d424c7fbf0d2b9d0140952b110b5'
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// 'a9d7685a19c4e0dbd9df2556cc8a7d2a7733b67625ce594c78270eeb'
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// 'f865c4fe082e4dd1873a9d83e1ca3bf827c3256d91274574a8b66f13'
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// '852c3fb04b18a04df20c007e608027c44230fdd440cf7a50a0bc4fd9'
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// '14db797c7f4c69fd1d4c0ababeb9f90971fc62622cc7852dee156265'
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// ]
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// sha3_256_expected_results := [
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// '874d1d4e6e8302439bf707052e5d787d92bffcf0715853784e30da740a81e198'
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// 'c7d4072e788877ae3596bbb0da73b887c9171f93095b294ae857fbe2645e1ba5'
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// 'b55008323817b4df9398f32fd09d3ce624a3ac2a4f329c3b750c47647990de2a'
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// '57366a45e2305321a4bc5aa5fe2ef8a921f6af8273d7fe7be6cfedb3f0aea6d7'
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// 'a0cd54f140b61480cd22120d600e30c2508c4ae0d335fd69770f2b4ddc80cd19'
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// '016a1a59d67944c350d992a9bc1e8e7f6d1ace9c9ff6be92eda103961fe897ab'
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// '415c2b5cde6b2aecd637fa2384aa87e5a0b0c5bc20d53550bbac5474b18769bf'
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// ]
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// sha3_384_expected_results := [
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// 'b34fdb255dc7fb7f0c4bb2c1caeb0379b81ece60ec1b3cb2c5ec509141fcb77ca16d1e06f93049734be4948e24b932e3'
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// 'f1101f8cbf9766fd6764d2ed61903f21ca9b18f57cf3e1a23ca13508a93243ce48c045dc007f26a21b3f5e0e9df4c20a'
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// '5bd8a0b98f9f4201eaec41d01fd1e274c266a2517527c1879b0460a692e1a430aefb82f0c9aea33406582ffeeef0bba6'
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// '3a5d7a879702c086bc96d1dd8aa15d9c46446b95521311c606fdc4e308f4b984da2d0f9449b3ba8425ec7fb8c31bc136'
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// '0cdfc206fd95ca1f27e8e8bd443164814460ca50f8d34d776b18f9eb300231a3d5bace731f694a59faa84c2e4ae7e235'
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// '7172a2a2bb002c22669a2f85b8faaacfcc4e8a19d47ef5ee7a97f79bf21e1d89403ab3768b43929f12eded01e3ddd604'
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// '45081e207f796f372aff5a098249f52d045e350ed5c805b3445a79ad0d4931c4b86d41bd1bb2ac935d1b32c344d56709'
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// ]
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// sha3_512_expected_results := [
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// 'd2d9588c7e7886b08e09b56a7ac9d7e30a4badf13b37a041f5dfde34d87c086b5db1a7ec679bcfce81fa2eee982573c01dfb8d988e302f78d7b20d7d7ac2dfd7'
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// '5a4bfeab6166427c7a3647b747292b8384537cdb89afb3bf5665e4c5e709350b287baec921fd7ca0ee7a0c31d022a95e1fc92ba9d77df883960275beb4e62024'
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// 'f25055024a17dfe15a25d6c40b00f45e8548f641844f2288170430ba0b7889bfaf04d9398121d165375300fe813f3cb6db9639921dcfb712b9177b8f5261d474'
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// 'b27eab1d6e8d87461c29f7f5739dd58e98aa35f8e823ad38c5492a2088fa0281993bbfff9a0e9c6bf121ae9ec9bb09d84a5ebac817182ea974673fb133ca0d1d'
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// '69e9553223ede3637f08f9cc01ea9ded8f3b4202b5cc1feb60071e195a942f0ca0fa1cd70d3f1f9f24b2e18057b3001e7d5160e61eb6099f75ea4e0d6b849bd2'
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// 'eea495d39d9a07154b1266b028e233b9fd84de884ac8f0578e679f095ef14da96d0a355ed4738565884aec755c1b3f5ff09a918b437f6526e17dd8e77f425b95'
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// '1488670c683959b5304fa17c172bea81724a249b44981a3eb52cfc66ff0758b7cd1204745131b8adbc714db7fc4550ce26af5f2326067ad1e699f05cae8bb792'
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// ]
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// blake2b_expected_results := [
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// 'be2c398cbd5eef033031f9cee2caba52b280604f4afabf86de21973398c821fd120de5277f08955234182989c68b640af7dfa8cb9228eef4b48ffe768ef595eb'
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// '6ff884f8ddc2a6586b3c98a4cd6ebdf14ec10204b6710073eb5865ade37a2643b8807c1335d107ecdb9ffeaeb6828c4625ba172c66379efcd222c2de11727ab4'
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||||
// '548fc7c3d5bd5a0ac74c5fe582037a259c774b81fb791d6c86e675d03b361939e21ea0fb9c6401df22170ebf8017d908675bbcf65911025a1ab5d271a372f43f'
|
||||
// 'e5dbb6de2fee42a1caa06e4e7b84ce408ffa5c4a9de2632eca769cde8875014c72d0720feaf53f76e6a180357f528d7bf484fa3a14e8cc1f0f3bada717b43491'
|
||||
// '057f3bcc3511aa9627d96ab2ad02ec3dc86741514d19a3c9b10e539b0ca7c2587d9d04118636a67e18871633ecf8705a3ef6697cf6b64339f71b8cdffab89e34'
|
||||
// '368aba23ca42648157771936b436a0ecb3d83e5fe21e020fef2a08dc9e59739ea919a8d0f46c45b99491f426f1e7c62352d9d67c066571d74e191b69bedaf718'
|
||||
// 'f1c9b64e121330c512dc31e0d4a2fc84b7ca5be64e08934a7fc4640c4a1f5cc3c1f34d811c8079cc2df65a4e5d68baf833a1ec558546abeaa7d564840618db7b'
|
||||
// ]
|
||||
// blake2s_expected_results := [
|
||||
// '139cd736b926dae4853aab90655120e0305c476fde978166e472c7c8698c21b1'
|
||||
// '464434dcbece095d456a1d62d6ec56f898e625a39e5c52bdf94daf111bad83aa'
|
||||
// '90b6281e2f3038c9056af0b4a7e763cae6fe5d9eb4386a0ec95237890c104ff0'
|
||||
// '92394bc2486bea31db01c74be46332edd1499e9700ea41df0670df79fcc0f7c6'
|
||||
// '97a771b4e4e2fd4d4d0fd8aca2a0663ad8ad4a463cabbf603bf837dd84dec050'
|
||||
// '41202b7be1fd03f84658f4c18a08b43ddbbd73eb012750c8d1ebc8601f1e064c'
|
||||
// '467201ef5997a3442932b318083488cf9aa1d89bef2146154b4816d34863e33d'
|
||||
// ]
|
||||
Loading…
Reference in New Issue