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Test encryption and decryption

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This commit is contained in:
morrigan
2019-11-07 17:11:02 +01:00
parent 16990f3de6
commit 1861f42728
2 changed files with 21 additions and 9 deletions
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17
src/xx.ts
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@ -81,8 +81,8 @@ export class XXHandshake {
}
private nonceToBytes(n: uint32) : bytes {
const nonce = Buffer.alloc(12);
nonce.writeUInt32LE(n, 4);
const nonce = Buffer.alloc(12, 0x00);
nonce.writeUInt32LE(n, 4, true);
return nonce;
}
@ -90,22 +90,23 @@ export class XXHandshake {
private encrypt(k: bytes32, n: uint32, ad: bytes, plaintext: bytes) : bytes {
const nonce = this.nonceToBytes(n);
const ctx = new AEAD();
ctx.init(k, nonce);
ctx.aad(ad);
ctx.encrypt(plaintext);
return ctx.final();
return plaintext;
}
private decrypt(k: bytes32, n: uint32, ad: bytes, ciphertext: bytes) : bytes {
const nonce = this.nonceToBytes(n);
const ctx = new AEAD();
const aead = new AEAD();
ctx.init(k, nonce);
ctx.aad(ad);
ctx.decrypt(ciphertext);
aead.init(k, nonce);
aead.aad(ad);
aead.decrypt(ciphertext);
return ctx.final();
return ciphertext;
}
private isEmptyKey(k: bytes32) : boolean {