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20 lines
767 B
TypeScript
20 lines
767 B
TypeScript
import { uint8array_to_hex, hex_to_uint8array } from "banani";
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export const LOG: boolean = true;
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export function encode_domain_name(domain_name: string): string {
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if (domain_name.includes(".") || domain_name.includes("\u0000") || domain_name.includes('"')) throw new Error("Domain name cannot include '.' or '\"' or '\\u0000'");
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let hex = uint8array_to_hex((new TextEncoder()).encode(domain_name));
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if (hex.length > 64) throw new Error("Cannot be more than 32 bytes");
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if (hex.length < 64) {
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//pad this shit
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hex = "0".repeat(64 - hex.length) + hex;
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}
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return hex;
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}
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export function decode_domain_name(encoded_domain_name: string): string {
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return (new TextDecoder()).decode(hex_to_uint8array(encoded_domain_name)).replaceAll("\u0000", "");
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}
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