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Use hkdf.Expand in message key generation

This commit is contained in:
ekzyis 2023-12-22 08:58:40 +01:00
parent 960d9b923e
commit b73b57f50f
3 changed files with 374 additions and 1 deletions
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4
export_test.go Normal file
View File

@ -0,0 +1,4 @@
package nip44
// https://stackoverflow.com/a/60813569
var MessageKeys = messageKeys

2
nip44.go
View File

@ -155,7 +155,7 @@ func messageKeys(conversationKey []byte, salt []byte) ([]byte, []byte, []byte, e
auth []byte = make([]byte, 32)
err error
)
r = hkdf.New(sha256.New, conversationKey, salt, []byte("nip44-v2"))
r = hkdf.Expand(sha256.New, conversationKey, salt)
if _, err = io.ReadFull(r, enc); err != nil {
return nil, nil, nil, err
}

369
nip44_test.go
View File

@ -159,6 +159,55 @@ func assertConversationKeyGenerationPub(t *testing.T, sk1 string, pub2 string, c
return assertConversationKeyGeneration(t, sendPrivkey, recvPubkey, conversationKey)
}
func assertMessageKeyGeneration(t *testing.T, conversationKey string, salt string, chachaKey string, chachaSalt string, hmacKey string) bool {
var (
convKey []byte
convSalt []byte
actualChaChaKey []byte
expectedChaChaKey []byte
actualChaChaNonce []byte
expectedChaChaNonce []byte
actualHmacKey []byte
expectedHmacKey []byte
ok bool
err error
)
convKey, err = hex.DecodeString(conversationKey)
if ok = assert.NoErrorf(t, err, "hex decode failed for convKey: %v", err); !ok {
return false
}
convSalt, err = hex.DecodeString(salt)
if ok = assert.NoErrorf(t, err, "hex decode failed for salt: %v", err); !ok {
return false
}
expectedChaChaKey, err = hex.DecodeString(chachaKey)
if ok = assert.NoErrorf(t, err, "hex decode failed for chacha key: %v", err); !ok {
return false
}
expectedChaChaNonce, err = hex.DecodeString(chachaSalt)
if ok = assert.NoErrorf(t, err, "hex decode failed for chacha nonce: %v", err); !ok {
return false
}
expectedHmacKey, err = hex.DecodeString(hmacKey)
if ok = assert.NoErrorf(t, err, "hex decode failed for hmac key: %v", err); !ok {
return false
}
actualChaChaKey, actualChaChaNonce, actualHmacKey, err = nip44.MessageKeys(convKey, convSalt)
if ok = assert.NoErrorf(t, err, "message key generation failed: %v", err); !ok {
return false
}
if ok = assert.Equalf(t, expectedChaChaKey, actualChaChaKey, "wrong chacha key"); !ok {
return false
}
if ok = assert.Equalf(t, expectedChaChaNonce, actualChaChaNonce, "wrong chacha nonce"); !ok {
return false
}
if ok = assert.Equalf(t, expectedHmacKey, actualHmacKey, "wrong hmac key"); !ok {
return false
}
return true
}
func TestCryptPriv001(t *testing.T) {
assertCryptPriv(t,
"0000000000000000000000000000000000000000000000000000000000000001",
@ -665,3 +714,323 @@ func TestConversationKey035(t *testing.T) {
"3b4610cb7189beb9cc29eb3716ecc6102f1247e8f3101a03a1787d8908aeb54e",
)
}
func TestMessageKeyGeneration001(t *testing.T) {
assertMessageKeyGeneration(t,
"a1a3d60f3470a8612633924e91febf96dc5366ce130f658b1f0fc652c20b3b54",
"e1e6f880560d6d149ed83dcc7e5861ee62a5ee051f7fde9975fe5d25d2a02d72",
"f145f3bed47cb70dbeaac07f3a3fe683e822b3715edb7c4fe310829014ce7d76",
"c4ad129bb01180c0933a160c",
"027c1db445f05e2eee864a0975b0ddef5b7110583c8c192de3732571ca5838c4",
)
}
func TestMessageKeyGeneration002(t *testing.T) {
assertMessageKeyGeneration(t,
"a1a3d60f3470a8612633924e91febf96dc5366ce130f658b1f0fc652c20b3b54",
"e1d6d28c46de60168b43d79dacc519698512ec35e8ccb12640fc8e9f26121101",
"e35b88f8d4a8f1606c5082f7a64b100e5d85fcdb2e62aeafbec03fb9e860ad92",
"22925e920cee4a50a478be90",
"46a7c55d4283cb0df1d5e29540be67abfe709e3b2e14b7bf9976e6df994ded30",
)
}
func TestMessageKeyGeneration003(t *testing.T) {
assertMessageKeyGeneration(t,
"a1a3d60f3470a8612633924e91febf96dc5366ce130f658b1f0fc652c20b3b54",
"cfc13bef512ac9c15951ab00030dfaf2626fdca638dedb35f2993a9eeb85d650",
"020783eb35fdf5b80ef8c75377f4e937efb26bcbad0e61b4190e39939860c4bf",
"d3594987af769a52904656ac",
"237ec0ccb6ebd53d179fa8fd319e092acff599ef174c1fdafd499ef2b8dee745",
)
}
func TestMessageKeyGeneration004(t *testing.T) {
assertMessageKeyGeneration(t,
"a1a3d60f3470a8612633924e91febf96dc5366ce130f658b1f0fc652c20b3b54",
"ea6eb84cac23c5c1607c334e8bdf66f7977a7e374052327ec28c6906cbe25967",
"ff68db24b34fa62c78ac5ffeeaf19533afaedf651fb6a08384e46787f6ce94be",
"50bb859aa2dde938cc49ec7a",
"06ff32e1f7b29753a727d7927b25c2dd175aca47751462d37a2039023ec6b5a6",
)
}
func TestMessageKeyGeneration005(t *testing.T) {
assertMessageKeyGeneration(t,
"a1a3d60f3470a8612633924e91febf96dc5366ce130f658b1f0fc652c20b3b54",
"8c2e1dd3792802f1f9f7842e0323e5d52ad7472daf360f26e15f97290173605d",
"2f9daeda8683fdeede81adac247c63cc7671fa817a1fd47352e95d9487989d8b",
"400224ba67fc2f1b76736916",
"465c05302aeeb514e41c13ed6405297e261048cfb75a6f851ffa5b445b746e4b",
)
}
func TestMessageKeyGeneration006(t *testing.T) {
assertMessageKeyGeneration(t,
"a1a3d60f3470a8612633924e91febf96dc5366ce130f658b1f0fc652c20b3b54",
"05c28bf3d834fa4af8143bf5201a856fa5fac1a3aee58f4c93a764fc2f722367",
"1e3d45777025a035be566d80fd580def73ed6f7c043faec2c8c1c690ad31c110",
"021905b1ea3afc17cb9bf96f",
"74a6e481a89dcd130aaeb21060d7ec97ad30f0007d2cae7b1b11256cc70dfb81",
)
}
func TestMessageKeyGeneration007(t *testing.T) {
assertMessageKeyGeneration(t,
"a1a3d60f3470a8612633924e91febf96dc5366ce130f658b1f0fc652c20b3b54",
"5e043fb153227866e75a06d60185851bc90273bfb93342f6632a728e18a07a17",
"1ea72c9293841e7737c71567d8120145a58991aaa1c436ef77bf7adb83f882f1",
"72f69a5a5f795465cee59da8",
"e9daa1a1e9a266ecaa14e970a84bce3fbbf329079bbccda626582b4e66a0d4c9",
)
}
func TestMessageKeyGeneration009(t *testing.T) {
assertMessageKeyGeneration(t,
"a1a3d60f3470a8612633924e91febf96dc5366ce130f658b1f0fc652c20b3b54",
"7be7338eaf06a87e274244847fe7a97f5c6a91f44adc18fcc3e411ad6f786dbf",
"881e7968a1f0c2c80742ee03cd49ea587e13f22699730f1075ade01931582bf6",
"6e69be92d61c04a276021565",
"901afe79e74b19967c8829af23617d7d0ffbf1b57190c096855c6a03523a971b",
)
}
func TestMessageKeyGeneration010(t *testing.T) {
assertMessageKeyGeneration(t,
"a1a3d60f3470a8612633924e91febf96dc5366ce130f658b1f0fc652c20b3b54",
"94571c8d590905bad7becd892832b472f2aa5212894b6ce96e5ba719c178d976",
"f80873dd48466cb12d46364a97b8705c01b9b4230cb3ec3415a6b9551dc42eef",
"3dda53569cfcb7fac1805c35",
"e9fc264345e2839a181affebc27d2f528756e66a5f87b04bf6c5f1997047051e",
)
}
func TestMessageKeyGeneration011(t *testing.T) {
assertMessageKeyGeneration(t,
"a1a3d60f3470a8612633924e91febf96dc5366ce130f658b1f0fc652c20b3b54",
"13a6ee974b1fd759135a2c2010e3cdda47081c78e771125e4f0c382f0284a8cb",
"bc5fb403b0bed0d84cf1db872b6522072aece00363178c98ad52178d805fca85",
"65064239186e50304cc0f156",
"e872d320dde4ed3487958a8e43b48aabd3ced92bc24bb8ff1ccb57b590d9701a",
)
}
func TestMessageKeyGeneration012(t *testing.T) {
assertMessageKeyGeneration(t,
"a1a3d60f3470a8612633924e91febf96dc5366ce130f658b1f0fc652c20b3b54",
"082fecdb85f358367b049b08be0e82627ae1d8edb0f27327ccb593aa2613b814",
"1fbdb1cf6f6ea816349baf697932b36107803de98fcd805ebe9849b8ad0e6a45",
"2e605e1d825a3eaeb613db9c",
"fae910f591cf3c7eb538c598583abad33bc0a03085a96ca4ea3a08baf17c0eec",
)
}
func TestMessageKeyGeneration013(t *testing.T) {
assertMessageKeyGeneration(t,
"a1a3d60f3470a8612633924e91febf96dc5366ce130f658b1f0fc652c20b3b54",
"4c19020c74932c30ec6b2d8cd0d5bb80bd0fc87da3d8b4859d2fb003810afd03",
"1ab9905a0189e01cda82f843d226a82a03c4f5b6dbea9b22eb9bc953ba1370d4",
"cbb2530ea653766e5a37a83a",
"267f68acac01ac7b34b675e36c2cef5e7b7a6b697214add62a491bedd6efc178",
)
}
func TestMessageKeyGeneration014(t *testing.T) {
assertMessageKeyGeneration(t,
"a1a3d60f3470a8612633924e91febf96dc5366ce130f658b1f0fc652c20b3b54",
"67723a3381497b149ce24814eddd10c4c41a1e37e75af161930e6b9601afd0ff",
"9ecbd25e7e2e6c97b8c27d376dcc8c5679da96578557e4e21dba3a7ef4e4ac07",
"ef649fcf335583e8d45e3c2e",
"04dbbd812fa8226fdb45924c521a62e3d40a9e2b5806c1501efdeba75b006bf1",
)
}
func TestMessageKeyGeneration015(t *testing.T) {
assertMessageKeyGeneration(t,
"a1a3d60f3470a8612633924e91febf96dc5366ce130f658b1f0fc652c20b3b54",
"42063fe80b093e8619b1610972b4c3ab9e76c14fd908e642cd4997cafb30f36c",
"211c66531bbcc0efcdd0130f9f1ebc12a769105eb39608994bcb188fa6a73a4a",
"67803605a7e5010d0f63f8c8",
"e840e4e8921b57647369d121c5a19310648105dbdd008200ebf0d3b668704ff8",
)
}
func TestMessageKeyGeneration016(t *testing.T) {
assertMessageKeyGeneration(t,
"a1a3d60f3470a8612633924e91febf96dc5366ce130f658b1f0fc652c20b3b54",
"b5ac382a4be7ac03b554fe5f3043577b47ea2cd7cfc7e9ca010b1ffbb5cf1a58",
"b3b5f14f10074244ee42a3837a54309f33981c7232a8b16921e815e1f7d1bb77",
"4e62a0073087ed808be62469",
"c8efa10230b5ea11633816c1230ca05fa602ace80a7598916d83bae3d3d2ccd7",
)
}
func TestMessageKeyGeneration017(t *testing.T) {
assertMessageKeyGeneration(t,
"a1a3d60f3470a8612633924e91febf96dc5366ce130f658b1f0fc652c20b3b54",
"e9d1eba47dd7e6c1532dc782ff63125db83042bb32841db7eeafd528f3ea7af9",
"54241f68dc2e50e1db79e892c7c7a471856beeb8d51b7f4d16f16ab0645d2f1a",
"a963ed7dc29b7b1046820a1d",
"aba215c8634530dc21c70ddb3b3ee4291e0fa5fa79be0f85863747bde281c8b2",
)
}
func TestMessageKeyGeneration018(t *testing.T) {
assertMessageKeyGeneration(t,
"a1a3d60f3470a8612633924e91febf96dc5366ce130f658b1f0fc652c20b3b54",
"a94ecf8efeee9d7068de730fad8daf96694acb70901d762de39fa8a5039c3c49",
"c0565e9e201d2381a2368d7ffe60f555223874610d3d91fbbdf3076f7b1374dd",
"329bb3024461e84b2e1c489b",
"ac42445491f092481ce4fa33b1f2274700032db64e3a15014fbe8c28550f2fec",
)
}
func TestMessageKeyGeneration019(t *testing.T) {
assertMessageKeyGeneration(t,
"a1a3d60f3470a8612633924e91febf96dc5366ce130f658b1f0fc652c20b3b54",
"533605ea214e70c25e9a22f792f4b78b9f83a18ab2103687c8a0075919eaaa53",
"ab35a5e1e54d693ff023db8500d8d4e79ad8878c744e0eaec691e96e141d2325",
"653d759042b85194d4d8c0a7",
"b43628e37ba3c31ce80576f0a1f26d3a7c9361d29bb227433b66f49d44f167ba",
)
}
func TestMessageKeyGeneration020(t *testing.T) {
assertMessageKeyGeneration(t,
"a1a3d60f3470a8612633924e91febf96dc5366ce130f658b1f0fc652c20b3b54",
"7f38df30ceea1577cb60b355b4f5567ff4130c49e84fed34d779b764a9cc184c",
"a37d7f211b84a551a127ff40908974eb78415395d4f6f40324428e850e8c42a3",
"b822e2c959df32b3cb772a7c",
"1ba31764f01f69b5c89ded2d7c95828e8052c55f5d36f1cd535510d61ba77420",
)
}
func TestMessageKeyGeneration021(t *testing.T) {
assertMessageKeyGeneration(t,
"a1a3d60f3470a8612633924e91febf96dc5366ce130f658b1f0fc652c20b3b54",
"11b37f9dbc4d0185d1c26d5f4ed98637d7c9701fffa65a65839fa4126573a4e5",
"964f38d3a31158a5bfd28481247b18dd6e44d69f30ba2a40f6120c6d21d8a6ba",
"5f72c5b87c590bcd0f93b305",
"2fc4553e7cedc47f29690439890f9f19c1077ef3e9eaeef473d0711e04448918",
)
}
func TestMessageKeyGeneration022(t *testing.T) {
assertMessageKeyGeneration(t,
"a1a3d60f3470a8612633924e91febf96dc5366ce130f658b1f0fc652c20b3b54",
"8be790aa483d4cdd843189f71f135b3ec7e31f381312c8fe9f177aab2a48eafa",
"95c8c74d633721a131316309cf6daf0804d59eaa90ea998fc35bac3d2fbb7a94",
"409a7654c0e4bf8c2c6489be",
"21bb0b06eb2b460f8ab075f497efa9a01c9cf9146f1e3986c3bf9da5689b6dc4",
)
}
func TestMessageKeyGeneration023(t *testing.T) {
assertMessageKeyGeneration(t,
"a1a3d60f3470a8612633924e91febf96dc5366ce130f658b1f0fc652c20b3b54",
"19fd2a718ea084827d6bd73f509229ddf856732108b59fc01819f611419fd140",
"cc6714b9f5616c66143424e1413d520dae03b1a4bd202b82b0a89b0727f5cdc8",
"1b7fd2534f015a8f795d8f32",
"2bef39c4ce5c3c59b817e86351373d1554c98bc131c7e461ed19d96cfd6399a0",
)
}
func TestMessageKeyGeneration024(t *testing.T) {
assertMessageKeyGeneration(t,
"a1a3d60f3470a8612633924e91febf96dc5366ce130f658b1f0fc652c20b3b54",
"3c2acd893952b2f6d07d8aea76f545ca45961a93fe5757f6a5a80811d5e0255d",
"c8de6c878cb469278d0af894bc181deb6194053f73da5014c2b5d2c8db6f2056",
"6ffe4f1971b904a1b1a81b99",
"df1cd69dd3646fca15594284744d4211d70e7d8472e545d276421fbb79559fd4",
)
}
func TestMessageKeyGeneration025(t *testing.T) {
assertMessageKeyGeneration(t,
"a1a3d60f3470a8612633924e91febf96dc5366ce130f658b1f0fc652c20b3b54",
"7dbea4cead9ac91d4137f1c0a6eebb6ba0d1fb2cc46d829fbc75f8d86aca6301",
"c8e030f6aa680c3d0b597da9c92bb77c21c4285dd620c5889f9beba7446446b0",
"a9b5a67d081d3b42e737d16f",
"355a85f551bc3cce9a14461aa60994742c9bbb1c81a59ca102dc64e61726ab8e",
)
}
func TestMessageKeyGeneration026(t *testing.T) {
assertMessageKeyGeneration(t,
"a1a3d60f3470a8612633924e91febf96dc5366ce130f658b1f0fc652c20b3b54",
"45422e676cdae5f1071d3647d7a5f1f5adafb832668a578228aa1155a491f2f3",
"758437245f03a88e2c6a32807edfabff51a91c81ca2f389b0b46f2c97119ea90",
"263830a065af33d9c6c5aa1f",
"7c581cf3489e2de203a95106bfc0de3d4032e9d5b92b2b61fb444acd99037e17",
)
}
func TestMessageKeyGeneration027(t *testing.T) {
assertMessageKeyGeneration(t,
"a1a3d60f3470a8612633924e91febf96dc5366ce130f658b1f0fc652c20b3b54",
"babc0c03fad24107ad60678751f5db2678041ff0d28671ede8d65bdf7aa407e9",
"bd68a28bd48d9ffa3602db72c75662ac2848a0047a313d2ae2d6bc1ac153d7e9",
"d0f9d2a1ace6c758f594ffdd",
"eb435e3a642adfc9d59813051606fc21f81641afd58ea6641e2f5a9f123bb50a",
)
}
func TestMessageKeyGeneration028(t *testing.T) {
assertMessageKeyGeneration(t,
"a1a3d60f3470a8612633924e91febf96dc5366ce130f658b1f0fc652c20b3b54",
"7a1b8aac37d0d20b160291fad124ab697cfca53f82e326d78fef89b4b0ea8f83",
"9e97875b651a1d30d17d086d1e846778b7faad6fcbc12e08b3365d700f62e4fe",
"ccdaad5b3b7645be430992eb",
"6f2f55cf35174d75752f63c06cc7cbc8441759b142999ed2d5a6d09d263e1fc4",
)
}
func TestMessageKeyGeneration029(t *testing.T) {
assertMessageKeyGeneration(t,
"a1a3d60f3470a8612633924e91febf96dc5366ce130f658b1f0fc652c20b3b54",
"8370e4e32d7e680a83862cab0da6136ef607014d043e64cdf5ecc0c4e20b3d9a",
"1472bed5d19db9c546106de946e0649cd83cc9d4a66b087a65906e348dcf92e2",
"ed02dece5fc3a186f123420b",
"7b3f7739f49d30c6205a46b174f984bb6a9fc38e5ccfacef2dac04fcbd3b184e",
)
}
func TestMessageKeyGeneration030(t *testing.T) {
assertMessageKeyGeneration(t,
"a1a3d60f3470a8612633924e91febf96dc5366ce130f658b1f0fc652c20b3b54",
"9f1c5e8a29cd5677513c2e3a816551d6833ee54991eb3f00d5b68096fc8f0183",
"5e1a7544e4d4dafe55941fcbdf326f19b0ca37fc49c4d47e9eec7fb68cde4975",
"7d9acb0fdc174e3c220f40de",
"e265ab116fbbb86b2aefc089a0986a0f5b77eda50c7410404ad3b4f3f385c7a7",
)
}
func TestMessageKeyGeneration031(t *testing.T) {
assertMessageKeyGeneration(t,
"a1a3d60f3470a8612633924e91febf96dc5366ce130f658b1f0fc652c20b3b54",
"c385aa1c37c2bfd5cc35fcdbdf601034d39195e1cabff664ceb2b787c15d0225",
"06bf4e60677a13e54c4a38ab824d2ef79da22b690da2b82d0aa3e39a14ca7bdd",
"26b450612ca5e905b937e147",
"22208152be2b1f5f75e6bfcc1f87763d48bb7a74da1be3d102096f257207f8b3",
)
}
func TestMessageKeyGeneration032(t *testing.T) {
assertMessageKeyGeneration(t,
"a1a3d60f3470a8612633924e91febf96dc5366ce130f658b1f0fc652c20b3b54",
"3ff73528f88a50f9d35c0ddba4560bacee5b0462d0f4cb6e91caf41847040ce4",
"850c8a17a23aa761d279d9901015b2bbdfdff00adbf6bc5cf22bd44d24ecabc9",
"4a296a1fb0048e5020d3b129",
"b1bf49a533c4da9b1d629b7ff30882e12d37d49c19abd7b01b7807d75ee13806",
)
}
func TestMessageKeyGeneration033(t *testing.T) {
assertMessageKeyGeneration(t,
"a1a3d60f3470a8612633924e91febf96dc5366ce130f658b1f0fc652c20b3b54",
"2dcf39b9d4c52f1cb9db2d516c43a7c6c3b8c401f6a4ac8f131a9e1059957036",
"17f8057e6156ba7cc5310d01eda8c40f9aa388f9fd1712deb9511f13ecc37d27",
"a8188daff807a1182200b39d",
"47b89da97f68d389867b5d8a2d7ba55715a30e3d88a3cc11f3646bc2af5580ef",
)
}