create daemon

thrower_daemon/node_modules/@noble/ciphers/esm/webcrypto.js

@@ -0,0 +1,105 @@
+// We use WebCrypto aka globalThis.crypto, which exists in browsers and node.js 16+.
+// node.js versions earlier than v19 don't declare it in global scope.
+// For node.js, package.js on#exports field mapping rewrites import
+// from `crypto` to `cryptoNode`, which imports native module.
+// Makes the utils un-importable in browsers without a bundler.
+// Once node.js 18 is deprecated, we can just drop the import.
+//
+// Use full path so that Node.js can rewrite it to `cryptoNode.js`.
+import { randomBytes, getWebcryptoSubtle } from '@noble/ciphers/crypto';
+import { concatBytes } from './utils.js';
+import { number, bytes as abytes } from './_assert.js';
+/**
+ * Secure PRNG. Uses `crypto.getRandomValues`, which defers to OS.
+ */
+export { randomBytes, getWebcryptoSubtle };
+// Uses CSPRG for nonce, nonce injected in ciphertext
+export function managedNonce(fn) {
+    number(fn.nonceLength);
+    return ((key, ...args) => ({
+        encrypt: (plaintext, ...argsEnc) => {
+            const { nonceLength } = fn;
+            const nonce = randomBytes(nonceLength);
+            const ciphertext = fn(key, nonce, ...args).encrypt(plaintext, ...argsEnc);
+            const out = concatBytes(nonce, ciphertext);
+            ciphertext.fill(0);
+            return out;
+        },
+        decrypt: (ciphertext, ...argsDec) => {
+            const { nonceLength } = fn;
+            const nonce = ciphertext.subarray(0, nonceLength);
+            const data = ciphertext.subarray(nonceLength);
+            return fn(key, nonce, ...args).decrypt(data, ...argsDec);
+        },
+    }));
+}
+// Overridable
+export const utils = {
+    async encrypt(key, keyParams, cryptParams, plaintext) {
+        const cr = getWebcryptoSubtle();
+        const iKey = await cr.importKey('raw', key, keyParams, true, ['encrypt']);
+        const ciphertext = await cr.encrypt(cryptParams, iKey, plaintext);
+        return new Uint8Array(ciphertext);
+    },
+    async decrypt(key, keyParams, cryptParams, ciphertext) {
+        const cr = getWebcryptoSubtle();
+        const iKey = await cr.importKey('raw', key, keyParams, true, ['decrypt']);
+        const plaintext = await cr.decrypt(cryptParams, iKey, ciphertext);
+        return new Uint8Array(plaintext);
+    },
+};
+const mode = {
+    CBC: 'AES-CBC',
+    CTR: 'AES-CTR',
+    GCM: 'AES-GCM',
+};
+function getCryptParams(algo, nonce, AAD) {
+    if (algo === mode.CBC)
+        return { name: mode.CBC, iv: nonce };
+    if (algo === mode.CTR)
+        return { name: mode.CTR, counter: nonce, length: 64 };
+    if (algo === mode.GCM) {
+        if (AAD)
+            return { name: mode.GCM, iv: nonce, additionalData: AAD };
+        else
+            return { name: mode.GCM, iv: nonce };
+    }
+    throw new Error('unknown aes block mode');
+}
+function generate(algo) {
+    return (key, nonce, AAD) => {
+        abytes(key);
+        abytes(nonce);
+        const keyParams = { name: algo, length: key.length * 8 };
+        const cryptParams = getCryptParams(algo, nonce, AAD);
+        return {
+            // keyLength,
+            encrypt(plaintext) {
+                abytes(plaintext);
+                return utils.encrypt(key, keyParams, cryptParams, plaintext);
+            },
+            decrypt(ciphertext) {
+                abytes(ciphertext);
+                return utils.decrypt(key, keyParams, cryptParams, ciphertext);
+            },
+        };
+    };
+}
+export const cbc = generate(mode.CBC);
+export const ctr = generate(mode.CTR);
+export const gcm = generate(mode.GCM);
+// // Type tests
+// import { siv, gcm, ctr, ecb, cbc } from '../aes.js';
+// import { xsalsa20poly1305 } from '../salsa.js';
+// import { chacha20poly1305, xchacha20poly1305 } from '../chacha.js';
+// const wsiv = managedNonce(siv);
+// const wgcm = managedNonce(gcm);
+// const wctr = managedNonce(ctr);
+// const wcbc = managedNonce(cbc);
+// const wsalsapoly = managedNonce(xsalsa20poly1305);
+// const wchacha = managedNonce(chacha20poly1305);
+// const wxchacha = managedNonce(xchacha20poly1305);
+// // should fail
+// const wcbc2 = managedNonce(managedNonce(cbc));
+// const wecb = managedNonce(ecb);
+//# sourceMappingURL=webcrypto.js.map