cosmos-wallet - npm Package Compare versions

Comparing version 1.1.0 to 1.2.0

dist/cjs/helpers/utils.d.ts

@@ -1,3 +0,4 @@
-import { Coin } from '@cosmjs/amino';
+import { Coin, StdSignDoc } from '@cosmjs/amino';
 import { AccountData } from '@cosmjs/proto-signing';
+import { SignDoc } from '@cosmjs/proto-signing/build/codec/cosmos/tx/v1beta1/tx';
 export declare function getCosmosAddressPrefix(chainId?: string): string;
@@ -9,3 +10,3 @@ export declare function getCosmosAddress(publicKey: Uint8Array, chainId?: string): string;
 export declare function parseSignDocValues(signDoc: any): any;
-export declare function formatDirectSignDoc(fee: Coin[], pubkey: string, gasLimit: number, accountNumber: number, sequence: number, bodyBytes: string, chainId: string): import("@cosmjs/proto-signing/build/codec/cosmos/tx/v1beta1/tx").SignDoc;
+export declare function formatDirectSignDoc(fee: Coin[], pubkey: string, gasLimit: number, accountNumber: number, sequence: number, bodyBytes: string, chainId: string): SignDoc;
 export declare function stringifyAccountDataValues(account: AccountData): {
@@ -17,2 +18,6 @@ pubkey: string;
 export declare function parseAccountDataValues(account: any): any;
+export declare function recoverSigningAddress(signature: string, hash: Uint8Array, recoveryIndex: number): Promise<string | null>;
+export declare function verifySignature(address: string, signature: string, hash: Uint8Array): Promise<boolean>;
+export declare const verifyDirectSignature: (address: string, signature: string, signDoc: SignDoc) => Promise<boolean>;
+export declare const verifyAminoSignature: (address: string, signature: string, signDoc: StdSignDoc) => Promise<boolean>;
 //# sourceMappingURL=utils.d.ts.map

dist/cjs/helpers/utils.js

@@ -15,7 +15,7 @@ "use strict";
 Object.defineProperty(exports, "__esModule", { value: true });
-const long_1 = __importDefault(require("long"));
+const amino_1 = require("@cosmjs/amino");
 const crypto_1 = require("@cosmjs/crypto");
-const amino_1 = require("@cosmjs/amino");
 const encoding_1 = require("@cosmjs/encoding");
 const proto_signing_1 = require("@cosmjs/proto-signing");
+const long_1 = __importDefault(require("long"));
 const constants_1 = require("../constants");
@@ -79,2 +79,42 @@ function getCosmosAddressPrefix(chainId) {
 exports.parseAccountDataValues = parseAccountDataValues;
+function recoverSigningAddress(signature, hash, recoveryIndex) {
+    return __awaiter(this, void 0, void 0, function* () {
+        if (recoveryIndex > 3) {
+            throw new Error('Invalid recovery index');
+        }
+        const sig = crypto_1.Secp256k1Signature.fromFixedLength(encoding_1.fromBase64(signature));
+        const extendedSig = new crypto_1.ExtendedSecp256k1Signature(sig.r(), sig.s(), recoveryIndex);
+        try {
+            const recoveredPubKey = yield crypto_1.Secp256k1.recoverPubkey(extendedSig, hash);
+            return amino_1.pubkeyToAddress({
+                type: 'tendermint/PubKeySecp256k1',
+                value: encoding_1.toBase64(crypto_1.Secp256k1.compressPubkey(recoveredPubKey)),
+            }, 'cosmos');
+        }
+        catch (_a) {
+            return null;
+        }
+    });
+}
+exports.recoverSigningAddress = recoverSigningAddress;
+function verifySignature(address, signature, hash) {
+    return __awaiter(this, void 0, void 0, function* () {
+        for (let i = 0; i < 4; i++) {
+            const recoveredAddress = yield recoverSigningAddress(signature, hash, i);
+            if (recoveredAddress === address) {
+                return true;
+            }
+        }
+        return false;
+    });
+}
+exports.verifySignature = verifySignature;
+exports.verifyDirectSignature = (address, signature, signDoc) => {
+    const messageHash = crypto_1.sha256(proto_signing_1.makeSignBytes(signDoc));
+    return verifySignature(address, signature, messageHash);
+};
+exports.verifyAminoSignature = (address, signature, signDoc) => {
+    const messageHash = crypto_1.sha256(amino_1.serializeSignDoc(signDoc));
+    return verifySignature(address, signature, messageHash);
+};
 //# sourceMappingURL=utils.js.map

dist/cjs/wallet.d.ts

@@ -1,2 +0,2 @@
-import { StdSignDoc, AminoSignResponse, AccountData } from '@cosmjs/amino';
+import { AccountData, AminoSignResponse, StdSignDoc } from '@cosmjs/amino';
 import { DirectSecp256k1Wallet, DirectSignResponse } from '@cosmjs/proto-signing';
@@ -3,0 +3,0 @@ import { SignDoc } from '@cosmjs/proto-signing/build/codec/cosmos/tx/v1beta1/tx';

dist/cjs/wallet.js

@@ -12,5 +12,5 @@ "use strict";
 Object.defineProperty(exports, "__esModule", { value: true });
+const amino_1 = require("@cosmjs/amino");
 const crypto_1 = require("@cosmjs/crypto");
 const encoding_1 = require("@cosmjs/encoding");
-const amino_1 = require("@cosmjs/amino");
 const proto_signing_1 = require("@cosmjs/proto-signing");
@@ -49,3 +49,3 @@ const helpers_1 = require("./helpers");
             }
-            const message = new crypto_1.Sha256(amino_1.serializeSignDoc(signDoc)).digest();
+            const message = crypto_1.sha256(amino_1.serializeSignDoc(signDoc));
             const sig = yield crypto_1.Secp256k1.createSignature(message, this.privkey);
@@ -52,0 +52,0 @@ const sigBytes = new Uint8Array([...sig.r(32), ...sig.s(32)]);

package.json

 {
   "name": "cosmos-wallet",
   "description": "Cosmos Wallet with Direct and Amino signing",
-  "version": "1.1.0",
+  "version": "1.2.0",
   "author": "Pedro Gomes <github.com/pedrouid>",
@@ -6,0 +6,0 @@ "license": "MIT",

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Improved metrics

Total package byte prevSize

1617673

increased by0.29%

Lines of code

2677

increased by1.71%

No dependency changes