@ledgerhq/live-common/lib/hw/getAppAndVersion.js

Common ground for the Ledger Live apps

"use strict";
Object.defineProperty(exports, "__esModule", { value: true });
const errors_1 = require("../errors");
exports.default = async (transport, { abortTimeoutMs } = {}) => {
    const r = await transport.send(0xb0, 0x01, 0x00, 0x00, undefined, undefined, { abortTimeoutMs });
    let i = 0;
    const format = r[i++];
    if (format !== 1) {
        throw new errors_1.GetAppAndVersionUnsupportedFormat("getAppAndVersion: format not supported");
    }
    const nameLength = r[i++];
    const name = r.slice(i, (i += nameLength)).toString("ascii");
    const versionLength = r[i++];
    const version = r.slice(i, (i += versionLength)).toString("ascii");
    const flagLength = r[i++];
    const flags = r.slice(i, (i += flagLength));
    return {
        name,
        version,
        flags,
    };
};
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