Merge pull request #366 from dajiaji/add-node-samples

Add samples for node.

x/chacha20poly1305/samples/node/app.js

@@ -0,0 +1,34 @@
+import { CipherSuite, DhkemP256HkdfSha256, HkdfSha256 } from "@hpke/core";
+import { Chacha20Poly1305 } from "@hpke/chacha20poly1305";
+
+async function doHpke() {
+  const suite = new CipherSuite({
+    kem: new DhkemP256HkdfSha256(),
+    kdf: new HkdfSha256(),
+    aead: new Chacha20Poly1305(),
+  });
+
+  const rkp = await suite.kem.generateKeyPair();
+
+  // A sender encrypts a message.
+  const sender = await suite.createSenderContext({
+    recipientPublicKey: rkp.publicKey,
+  });
+  const ct = await sender.seal(new TextEncoder().encode("Hello world!"));
+
+  // A recipient decrypts it.
+  const recipient = await suite.createRecipientContext({
+    recipientKey: rkp.privateKey,
+    enc: sender.enc,
+  });
+  const pt = await recipient.open(ct);
+
+  // Hello world!
+  console.log(new TextDecoder().decode(pt));
+}
+
+try {
+  doHpke();
+} catch (e) {
+  console.log("Error:", e.message);
+}

x/chacha20poly1305/samples/node/package.json

@@ -0,0 +1,13 @@
+{
+  "name": "node-hpke-core",
+  "version": "1.0.0",
+  "description": "A sample code of @hpke/core.",
+  "type": "module",
+  "main": "app.js",
+  "author": "Ajitomi Daisuke <ajitomi@gmail.com> (https://github.com/dajiaji)",
+  "license": "MIT",
+  "dependencies": {
+    "@hpke/chacha20poly1305": "^1.3.0",
+    "@hpke/core": "^1.3.0"
+  }
+}

x/core/samples/node/app.js

@@ -0,0 +1,33 @@
+import { Aes128Gcm, CipherSuite, DhkemP256HkdfSha256, HkdfSha256 } from "@hpke/core";
+
+async function doHpke() {
+  const suite = new CipherSuite({
+    kem: new DhkemP256HkdfSha256(),
+    kdf: new HkdfSha256(),
+    aead: new Aes128Gcm(),
+  });
+
+  const rkp = await suite.kem.generateKeyPair();
+
+  // A sender encrypts a message.
+  const sender = await suite.createSenderContext({
+    recipientPublicKey: rkp.publicKey,
+  });
+  const ct = await sender.seal(new TextEncoder().encode("Hello world!"));
+
+  // A recipient decrypts it.
+  const recipient = await suite.createRecipientContext({
+    recipientKey: rkp.privateKey,
+    enc: sender.enc,
+  });
+  const pt = await recipient.open(ct);
+
+  // Hello world!
+  console.log(new TextDecoder().decode(pt));
+}
+
+try {
+  doHpke();
+} catch (e) {
+  console.log("Error:", e.message);
+}

x/core/samples/node/package.json

@@ -0,0 +1,12 @@
+{
+  "name": "node-hpke-core",
+  "version": "1.0.0",
+  "description": "A sample code of @hpke/core.",
+  "type": "module",
+  "main": "app.js",
+  "author": "Ajitomi Daisuke <ajitomi@gmail.com> (https://github.com/dajiaji)",
+  "license": "MIT",
+  "dependencies": {
+    "@hpke/core": "^1.3.0"
+  }
+}

x/dhkem-secp256k1/samples/node/app.js

@@ -0,0 +1,34 @@
+import { Aes128Gcm, CipherSuite, HkdfSha256 } from "@hpke/core";
+import { DhkemSecp256k1HkdfSha256 } from "@hpke/dhkem-secp256k1";
+
+async function doHpke() {
+  const suite = new CipherSuite({
+    kem: new DhkemSecp256k1HkdfSha256(),
+    kdf: new HkdfSha256(),
+    aead: new Aes128Gcm(),
+  });
+
+  const rkp = await suite.kem.generateKeyPair();
+
+  // A sender encrypts a message.
+  const sender = await suite.createSenderContext({
+    recipientPublicKey: rkp.publicKey,
+  });
+  const ct = await sender.seal(new TextEncoder().encode("Hello world!"));
+
+  // A recipient decrypts it.
+  const recipient = await suite.createRecipientContext({
+    recipientKey: rkp.privateKey,
+    enc: sender.enc,
+  });
+  const pt = await recipient.open(ct);
+
+  // Hello world!
+  console.log(new TextDecoder().decode(pt));
+}
+
+try {
+  doHpke();
+} catch (e) {
+  console.log("Error:", e.message);
+}

x/dhkem-secp256k1/samples/node/package.json

@@ -0,0 +1,13 @@
+{
+  "name": "node-hpke-core",
+  "version": "1.0.0",
+  "description": "A sample code of @hpke/core.",
+  "type": "module",
+  "main": "app.js",
+  "author": "Ajitomi Daisuke <ajitomi@gmail.com> (https://github.com/dajiaji)",
+  "license": "MIT",
+  "dependencies": {
+    "@hpke/core": "^1.3.0",
+    "@hpke/dhkem-secp256k1": "^1.3.0"
+  }
+}

x/dhkem-x25519/samples/node/app.js

@@ -0,0 +1,34 @@
+import { Aes128Gcm, CipherSuite, HkdfSha256 } from "@hpke/core";
+import { DhkemX25519HkdfSha256 } from "@hpke/dhkem-x25519";
+
+async function doHpke() {
+  const suite = new CipherSuite({
+    kem: new DhkemX25519HkdfSha256(),
+    kdf: new HkdfSha256(),
+    aead: new Aes128Gcm(),
+  });
+
+  const rkp = await suite.kem.generateKeyPair();
+
+  // A sender encrypts a message.
+  const sender = await suite.createSenderContext({
+    recipientPublicKey: rkp.publicKey,
+  });
+  const ct = await sender.seal(new TextEncoder().encode("Hello world!"));
+
+  // A recipient decrypts it.
+  const recipient = await suite.createRecipientContext({
+    recipientKey: rkp.privateKey,
+    enc: sender.enc,
+  });
+  const pt = await recipient.open(ct);
+
+  // Hello world!
+  console.log(new TextDecoder().decode(pt));
+}
+
+try {
+  doHpke();
+} catch (e) {
+  console.log("Error:", e.message);
+}

x/dhkem-x25519/samples/node/package.json

@@ -0,0 +1,13 @@
+{
+  "name": "node-hpke-core",
+  "version": "1.0.0",
+  "description": "A sample code of @hpke/core.",
+  "type": "module",
+  "main": "app.js",
+  "author": "Ajitomi Daisuke <ajitomi@gmail.com> (https://github.com/dajiaji)",
+  "license": "MIT",
+  "dependencies": {
+    "@hpke/core": "^1.3.0",
+    "@hpke/dhkem-x25519": "^1.3.0"
+  }
+}