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-rw-r--r--packages/taler-util/src/bitcoin.test.ts53
-rw-r--r--packages/taler-util/src/bitcoin.ts12
-rw-r--r--packages/taler-util/src/payto.ts14
3 files changed, 68 insertions, 11 deletions
diff --git a/packages/taler-util/src/bitcoin.test.ts b/packages/taler-util/src/bitcoin.test.ts
new file mode 100644
index 000000000..287cd7e66
--- /dev/null
+++ b/packages/taler-util/src/bitcoin.test.ts
@@ -0,0 +1,53 @@
+/*
+ This file is part of GNU Taler
+ (C) 2018-2019 GNUnet e.V.
+
+ GNU Taler is free software; you can redistribute it and/or modify it under the
+ terms of the GNU General Public License as published by the Free Software
+ Foundation; either version 3, or (at your option) any later version.
+
+ GNU Taler is distributed in the hope that it will be useful, but WITHOUT ANY
+ WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR
+ A PARTICULAR PURPOSE. See the GNU General Public License for more details.
+
+ You should have received a copy of the GNU General Public License along with
+ GNU Taler; see the file COPYING. If not, see <http://www.gnu.org/licenses/>
+ */
+
+/**
+ * Type-safe codecs for converting from/to JSON.
+ */
+
+import test from "ava";
+import {
+ generateFakeSegwitAddress,
+} from "./bitcoin.js";
+
+test("generate testnet", (t) => {
+ const { addr1, addr2 } = generateFakeSegwitAddress("B9E0EXNDKGJX7WFAEVZCZXM0R661T66YWD71N7NRFDEWQEV10XSG", "tb1qhxrhccqexg0dv4nltgkuw4fg2ce7muplmjsn0v")
+
+ t.assert(addr1 === "tb1qtfwqwaj6tsrhdtvuyhflr6nklm8ldqxpf0lfjw");
+ t.assert(addr2 === "tb1qmfwqwa5vr5vdac6wr20ts76aewakzpmns40yuf");
+});
+
+test("generate mainnet", (t) => {
+ const { addr1, addr2 } = generateFakeSegwitAddress("B9E0EXNDKGJX7WFAEVZCZXM0R661T66YWD71N7NRFDEWQEV10XSG", "bc1qar0srrr7xfkvy5l643lydnw9re59gtzzwf5mdq")
+ //bc
+ t.assert(addr1 === "bc1qtfwqwaj6tsrhdtvuyhflr6nklm8ldqxprfy6fa");
+ t.assert(addr2 === "bc1qmfwqwa5vr5vdac6wr20ts76aewakzpmn6n5h86");
+});
+
+test("generate Regtest", (t) => {
+ const { addr1, addr2 } = generateFakeSegwitAddress("B9E0EXNDKGJX7WFAEVZCZXM0R661T66YWD71N7NRFDEWQEV10XSG", "bcrtqhxrhccqexg0dv4nltgkuw4fg2ce7muplmjsn0v")
+
+ t.assert(addr1 === "bcrt1qtfwqwaj6tsrhdtvuyhflr6nklm8ldqxptxxy98");
+ t.assert(addr2 === "bcrt1qmfwqwa5vr5vdac6wr20ts76aewakzpmnjukftq");
+});
+
+
+test("unknown net", (t) => {
+ t.throws(() => {
+ generateFakeSegwitAddress("B9E0EXNDKGJX7WFAEVZCZXM0R661T66YWD71N7NRFDEWQEV10XSG", "abqhxrhccqexg0dv4nltgkuw4fg2ce7muplmjsn0v")
+ })
+
+});
diff --git a/packages/taler-util/src/bitcoin.ts b/packages/taler-util/src/bitcoin.ts
index 0dd83e2db..62d8d8dce 100644
--- a/packages/taler-util/src/bitcoin.ts
+++ b/packages/taler-util/src/bitcoin.ts
@@ -23,7 +23,7 @@
* Imports.
*/
import { AmountJson, Amounts } from "./amounts.js";
-import { getRandomBytes, decodeCrock } from "./talerCrypto.js";
+import { decodeCrock } from "./talerCrypto.js";
import * as segwit from "./segwit_addr.js";
export interface SegwitAddrs {
@@ -44,13 +44,14 @@ const hext2buf = (hexString: string) =>
export function generateFakeSegwitAddress(
reservePub: string,
- addr: string,
+ addr: string
): SegwitAddrs {
const pub = decodeCrock(reservePub);
- const first_rnd = getRandomBytes(4);
- const second_rnd = new Uint8Array(first_rnd.length);
- second_rnd.set(first_rnd);
+ const first_rnd = new Uint8Array(4);
+ first_rnd.set(pub.subarray(0, 4))
+ const second_rnd = new Uint8Array(4);
+ second_rnd.set(pub.subarray(0, 4));
first_rnd[0] = first_rnd[0] & 0b0111_1111;
second_rnd[0] = second_rnd[0] | 0b1000_0000;
@@ -58,6 +59,7 @@ export function generateFakeSegwitAddress(
const first_part = new Uint8Array(first_rnd.length + pub.length / 2);
first_part.set(first_rnd, 0);
first_part.set(pub.subarray(0, 16), 4);
+
const second_part = new Uint8Array(first_rnd.length + pub.length / 2);
second_part.set(second_rnd, 0);
second_part.set(pub.subarray(16), 4);
diff --git a/packages/taler-util/src/payto.ts b/packages/taler-util/src/payto.ts
index dd764e42d..7dcb28098 100644
--- a/packages/taler-util/src/payto.ts
+++ b/packages/taler-util/src/payto.ts
@@ -49,9 +49,8 @@ export interface PaytoUriTalerBank extends PaytoUriGeneric {
export interface PaytoUriBitcoin extends PaytoUriGeneric {
isKnown: true;
targetType: "bitcoin";
- generateSegwitAddress: (r: string) => { addr1: string; addr2: string };
- addr1?: string;
- addr2?: string;
+ addr1: string;
+ addr2: string;
}
const paytoPfx = "payto://";
@@ -131,7 +130,7 @@ export function parsePaytoUri(s: string): PaytoUri | undefined {
const searchParams = new URLSearchParams(search || "");
searchParams.forEach((v, k) => {
- params[v] = k;
+ params[k] = v;
});
if (targetType === "x-taler-bank") {
@@ -157,15 +156,18 @@ export function parsePaytoUri(s: string): PaytoUri | undefined {
};
}
if (targetType === "bitcoin") {
+ const msg = /\b([A-Z0-9]{52})\b/.exec(params["message"])
+ const reserve = !msg ? params["subject"] : msg[0];
+ const { addr1, addr2 } = generateFakeSegwitAddress(reserve, targetPath);
+
const result: PaytoUriBitcoin = {
isKnown: true,
targetPath,
targetType,
params,
- generateSegwitAddress: (): any => null,
+ addr1, addr2
};
- result.generateSegwitAddress = buildSegwitGenerator(result, targetPath);
return result;
}
return {