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Remove Buffer from symmetric.ts

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Franck Royer 2022-05-19 16:07:30 +10:00
parent c66927668b
commit ab3b23f100
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1 changed files with 10 additions and 10 deletions
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20
src/lib/waku_message/symmetric.ts
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@ -7,29 +7,29 @@ export const TagSize = 16;
const Algorithm = { name: "AES-GCM", length: 128 }; const Algorithm = { name: "AES-GCM", length: 128 };
export async function encrypt( export async function encrypt(
iv: Buffer | Uint8Array, iv: Uint8Array,
key: Buffer, key: Uint8Array,
clearText: Buffer clearText: Uint8Array
): Promise<Buffer> { ): Promise<Uint8Array> {
return getSubtle() return getSubtle()
.importKey("raw", key, Algorithm, false, ["encrypt"]) .importKey("raw", key, Algorithm, false, ["encrypt"])
.then((cryptoKey) => .then((cryptoKey) =>
getSubtle().encrypt({ iv, ...Algorithm }, cryptoKey, clearText) getSubtle().encrypt({ iv, ...Algorithm }, cryptoKey, clearText)
) )
.then(Buffer.from); .then((cipher) => new Uint8Array(cipher));
} }
export async function decrypt( export async function decrypt(
iv: Buffer, iv: Uint8Array,
key: Buffer, key: Uint8Array,
cipherText: Buffer cipherText: Uint8Array
): Promise<Buffer> { ): Promise<Uint8Array> {
return getSubtle() return getSubtle()
.importKey("raw", key, Algorithm, false, ["decrypt"]) .importKey("raw", key, Algorithm, false, ["decrypt"])
.then((cryptoKey) => .then((cryptoKey) =>
getSubtle().decrypt({ iv, ...Algorithm }, cryptoKey, cipherText) getSubtle().decrypt({ iv, ...Algorithm }, cryptoKey, cipherText)
) )
.then(Buffer.from); .then((clear) => new Uint8Array(clear));
} }
export function generateIv(): Uint8Array { export function generateIv(): Uint8Array {