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"use strict";
// This file tests various aspects of the nsICryptoHash implementation for all
// of the supported algorithms.
const messages = ["The quick brown fox jumps over the lazy dog", ""];
const ALGORITHMS = [
{
initString: "md5",
initConstant: Ci.nsICryptoHash.MD5,
hexHashes: [
"9e107d9d372bb6826bd81d3542a419d6",
"d41d8cd98f00b204e9800998ecf8427e",
],
b64Hashes: ["nhB9nTcrtoJr2B01QqQZ1g==", "1B2M2Y8AsgTpgAmY7PhCfg=="],
},
{
initString: "sha1",
initConstant: Ci.nsICryptoHash.SHA1,
hexHashes: [
"2fd4e1c67a2d28fced849ee1bb76e7391b93eb12",
"da39a3ee5e6b4b0d3255bfef95601890afd80709",
],
b64Hashes: ["L9ThxnotKPzthJ7hu3bnORuT6xI=", "2jmj7l5rSw0yVb/vlWAYkK/YBwk="],
},
{
initString: "sha256",
initConstant: Ci.nsICryptoHash.SHA256,
hexHashes: [
"d7a8fbb307d7809469ca9abcb0082e4f8d5651e46d3cdb762d02d0bf37c9e592",
"e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855",
],
b64Hashes: [
"16j7swfXgJRpypq8sAguT41WUeRtPNt2LQLQvzfJ5ZI=",
"47DEQpj8HBSa+/TImW+5JCeuQeRkm5NMpJWZG3hSuFU=",
],
},
{
initString: "sha384",
initConstant: Ci.nsICryptoHash.SHA384,
hexHashes: [
"ca737f1014a48f4c0b6dd43cb177b0afd9e5169367544c494011e3317dbf9a509cb1e5dc1e85a941bbee3d7f2afbc9b1",
"38b060a751ac96384cd9327eb1b1e36a21fdb71114be07434c0cc7bf63f6e1da274edebfe76f65fbd51ad2f14898b95b",
],
b64Hashes: [
"ynN/EBSkj0wLbdQ8sXewr9nlFpNnVExJQBHjMX2/mlCcseXcHoWpQbvuPX8q+8mx",
"OLBgp1GsljhM2TJ+sbHjaiH9txEUvgdDTAzHv2P24donTt6/529l+9Ua0vFImLlb",
],
},
{
initString: "sha512",
initConstant: Ci.nsICryptoHash.SHA512,
hexHashes: [
"07e547d9586f6a73f73fbac0435ed76951218fb7d0c8d788a309d785436bbb642e93a252a954f23912547d1e8a3b5ed6e1bfd7097821233fa0538f3db854fee6",
"cf83e1357eefb8bdf1542850d66d8007d620e4050b5715dc83f4a921d36ce9ce47d0d13c5d85f2b0ff8318d2877eec2f63b931bd47417a81a538327af927da3e",
],
b64Hashes: [
"B+VH2VhvanP3P7rAQ17XaVEhj7fQyNeIownXhUNru2Quk6JSqVTyORJUfR6KO17W4b/XCXghIz+gU489uFT+5g==",
"z4PhNX7vuL3xVChQ1m2AB9Yg5AULVxXcg/SpIdNs6c5H0NE8XYXysP+DGNKHfuwvY7kxvUdBeoGlODJ6+SfaPg==",
],
},
];
function doHash(algo, value, cmp) {
let hash = Cc["@mozilla.org/security/hash;1"].createInstance(
Ci.nsICryptoHash
);
hash.initWithString(algo);
let converter = Cc[
"@mozilla.org/intl/scriptableunicodeconverter"
].createInstance(Ci.nsIScriptableUnicodeConverter);
converter.charset = "utf8";
value = converter.convertToByteArray(value);
hash.update(value, value.length);
equal(
hexify(hash.finish(false)),
cmp,
`Actual and expected hash for ${algo} should match`
);
hash.initWithString(algo);
hash.update(value, value.length);
equal(
hexify(hash.finish(false)),
cmp,
`Actual and expected hash for ${algo} should match after re-init`
);
}
function doHashStream(algo, value, cmp) {
// TODO(Bug 459835): Make updateFromStream() accept zero length streams.
if (!value.length) {
return;
}
let hash = Cc["@mozilla.org/security/hash;1"].createInstance(
Ci.nsICryptoHash
);
hash.initWithString(algo);
let converter = Cc[
"@mozilla.org/intl/scriptableunicodeconverter"
].createInstance(Ci.nsIScriptableUnicodeConverter);
converter.charset = "utf8";
let stream = converter.convertToInputStream(value);
hash.updateFromStream(stream, stream.available());
equal(
hexify(hash.finish(false)),
cmp,
`Actual and expected hash for ${algo} should match updating from stream`
);
}
function testInitConstantAndBase64(
initConstant,
algoName,
message,
expectedOutput
) {
let converter = Cc[
"@mozilla.org/intl/scriptableunicodeconverter"
].createInstance(Ci.nsIScriptableUnicodeConverter);
converter.charset = "utf8";
let value = converter.convertToByteArray(message);
let hash = Cc["@mozilla.org/security/hash;1"].createInstance(
Ci.nsICryptoHash
);
hash.init(initConstant);
hash.update(value, value.length);
equal(
hash.finish(true),
expectedOutput,
`Actual and expected base64 hash for ${algoName} should match`
);
}
function run_test() {
for (let algo of ALGORITHMS) {
algo.hexHashes.forEach((hash, i) => {
doHash(algo.initString, messages[i], hash);
doHashStream(algo.initString, messages[i], hash);
});
algo.b64Hashes.forEach((hash, i) => {
testInitConstantAndBase64(
algo.initConstant,
algo.initString,
messages[i],
hash
);
});
}
// Our buffer size for working with streams is 4096 bytes. This tests we
// handle larger inputs.
doHashStream("md5", " ".repeat(4100), "59f337d82f9ef5c9571bec4d78d66641");
}
|
