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Refactor the code

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denis0001-dev
2025-08-25 18:16:47 +03:00
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parent bddf34de2d
commit 2151a0b4a1
14 changed files with 220 additions and 170 deletions
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frontend/src/crypto/symmetric.ts
+10 -6
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@@ -3,17 +3,21 @@ export interface AesGcmCiphertext {
ciphertext: Uint8Array;
}
export async function aesGcmEncrypt(key: CryptoKey, plaintext: Uint8Array): Promise<AesGcmCiphertext> {
export async function aesGcmEncrypt(key: CryptoKey, plaintext: Uint8Array | ArrayBuffer): Promise<AesGcmCiphertext> {
const iv = crypto.getRandomValues(new Uint8Array(12));
const ct = await crypto.subtle.encrypt({ name: "AES-GCM", iv }, key, plaintext);
const plaintextBuffer = plaintext instanceof Uint8Array ? plaintext.buffer as ArrayBuffer : plaintext;
const ct = await crypto.subtle.encrypt({ name: "AES-GCM", iv }, key, plaintextBuffer);
return { iv, ciphertext: new Uint8Array(ct) };
}
export async function aesGcmDecrypt(key: CryptoKey, iv: Uint8Array, ciphertext: Uint8Array): Promise<Uint8Array> {
const pt = await crypto.subtle.decrypt({ name: "AES-GCM", iv }, key, ciphertext);
export async function aesGcmDecrypt(key: CryptoKey, iv: Uint8Array | ArrayBuffer, ciphertext: Uint8Array | ArrayBuffer): Promise<Uint8Array> {
const ivBuffer = iv instanceof Uint8Array ? iv.buffer as ArrayBuffer : iv;
const ciphertextBuffer = ciphertext instanceof Uint8Array ? ciphertext.buffer as ArrayBuffer : ciphertext;
const pt = await crypto.subtle.decrypt({ name: "AES-GCM", iv: ivBuffer }, key, ciphertextBuffer);
return new Uint8Array(pt);
}
export async function importAesGcmKey(rawKey: Uint8Array): Promise<CryptoKey> {
return crypto.subtle.importKey("raw", rawKey, { name: "AES-GCM" }, false, ["encrypt", "decrypt"]);
export async function importAesGcmKey(rawKey: Uint8Array | ArrayBuffer): Promise<CryptoKey> {
const keyBuffer = rawKey instanceof Uint8Array ? rawKey.buffer as ArrayBuffer : rawKey;
return crypto.subtle.importKey("raw", keyBuffer, { name: "AES-GCM" }, false, ["encrypt", "decrypt"]);
}