@cloud-cryptographic-wallet/asn1-parser - npm Package Compare versions

Comparing version 0.0.2 to 0.0.3

dist/index.d.ts

@@ -1,2 +0,8 @@
-export * from "./parse-public-key.js";
-export * from "./parse-signature.js";
+declare function parsePublicKey(inputBuffer: ArrayBuffer): ArrayBuffer;
+
+declare function parseSignature(inputBuffer: ArrayBuffer): {
+    r: ArrayBuffer;
+    s: ArrayBuffer;
+};
+
+export { parsePublicKey, parseSignature };

dist/index.js

@@ -1,3 +0,50 @@
-export * from "./parse-public-key.js";
-export * from "./parse-signature.js";
+// src/parse-public-key.ts
+import * as asn1js from "asn1js";
+function parsePublicKey(inputBuffer) {
+  const schema = new asn1js.Sequence({
+    value: [
+      new asn1js.Sequence({
+        value: [new asn1js.ObjectIdentifier(), new asn1js.ObjectIdentifier()]
+      }),
+      new asn1js.BitString({ name: "publicKey" })
+    ]
+  });
+  const parsed = asn1js.verifySchema(inputBuffer, schema);
+  const publicKey = parsed.result.publicKey.valueBlock.valueHex;
+  return publicKey.slice(1);
+}
+
+// src/parse-signature.ts
+import * as asn1js2 from "asn1js";
+function normalize(inputBuffer) {
+  if (inputBuffer.byteLength === 32) {
+    return inputBuffer;
+  }
+  if (inputBuffer.byteLength === 33) {
+    return inputBuffer.slice(1);
+  }
+  if (inputBuffer.byteLength === 31) {
+    return new Uint8Array([0, ...new Uint8Array(inputBuffer)]).buffer;
+  }
+  throw new Error(`parseSignature: Unexpected byte length of inputBuffer. actual: ${inputBuffer.byteLength}`);
+}
+function parseSignature(inputBuffer) {
+  const schema = new asn1js2.Sequence({
+    value: [
+      new asn1js2.Integer({ name: "r" }),
+      new asn1js2.Integer({ name: "s" })
+    ]
+  });
+  const parsed = asn1js2.verifySchema(inputBuffer, schema);
+  if (!parsed.verified) {
+    throw new Error("parseSignature: failed to parse");
+  }
+  const r = parsed.result.r.valueBlock.valueHex;
+  const s = parsed.result.s.valueBlock.valueHex;
+  return { r: normalize(r), s: normalize(s) };
+}
+export {
+  parsePublicKey,
+  parseSignature
+};
 //# sourceMappingURL=index.js.map

package.json

 {
   "name": "@cloud-cryptographic-wallet/asn1-parser",
-  "version": "0.0.2",
+  "version": "0.0.3",
   "repository": {
@@ -11,3 +11,8 @@ "type": "git",
   "main": "./dist/index.js",
-  "exports": "./dist/index.js",
+  "exports": {
+    "import": "./dist/index.js",
+    "require": "./dist/index.cjs",
+    "node": "./dist/index.cjs",
+    "default": "./dist/index.js"
+  },
   "types": "./dist/index.d.ts",
@@ -27,4 +32,3 @@ "engines": {
   "scripts": {
-    "prebuild": "rm -rf dist",
-    "build": "tsc"
+    "build": "tsup"
   },
@@ -35,6 +39,7 @@ "dependencies": {
   "devDependencies": {
-    "@cloud-cryptographic-wallet/signer": "^0.0.3",
-    "@types/asn1js": "^2.0.2"
+    "@cloud-cryptographic-wallet/signer": "^0.0.4",
+    "@types/asn1js": "^2.0.2",
+    "tsup": "^5.12.1"
   },
-  "gitHead": "302d5d14fd3294b3218fc2d2137418573b8c022c"
+  "gitHead": "a4c4787f203e0fec56267b0ca4a1f90df172d168"
 }

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Found 1 instance in 1 package

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Improved metrics

Total package byte prevSize

19343

increased by30.99%

Lines of code

297

increased by32.59%

Worsened metrics

Dev dependency count

3

increased by50%

Number of package files

12

decreased by-25%

No dependency changes