Function main

devtools/bolt12-cli.c:744–1222

}

int main(int argc, char *argv[])
{
	const tal_t *ctx = tal(NULL, char);
	const char *method;
	char *hrp;
	u8 *data;
	const char *fail;
	bool to_hex = false;

	common_setup(argv[0]);

	opt_set_alloc(opt_allocfn, tal_reallocfn, tal_freefn);
	opt_register_noarg("--help|-h", opt_usage_and_exit,
			   "decode|decodehex <bolt12>\n"
			   "encodehex <hrp> <hexstr>...\n"
			   "encode <hrp> [<tlvname> <tlvval>]...",
			   "Show this message");
	opt_register_version();

	opt_early_parse(argc, argv, opt_log_stderr_exit);
	opt_parse(&argc, argv, opt_log_stderr_exit);

	method = argv[1];
	if (!method)
		errx(ERROR_USAGE, "Need at least one argument\n%s",
		     opt_usage(argv[0], NULL));

	if (streq(method, "encodehex")) {
		char *nospaces;

		if (argc < 4)
			errx(ERROR_USAGE, "Need hrp and hexstr...\n%s",
			     opt_usage(argv[0], NULL));
		nospaces = tal_arr(ctx, char, 0);
		for (size_t i = 3; i < argc; i++) {
			const char *src;

			for (src = argv[i]; *src; src++) {
				if (cisspace(*src))
					continue;
				tal_arr_expand(&nospaces, *src);
			}
		}
		data = tal_hexdata(ctx, nospaces, tal_bytelen(nospaces));
		if (!data)
			errx(ERROR_USAGE, "Invalid hexstr\n%s",
			     opt_usage(argv[0], NULL));
		printf("%s\n", to_bech32_charset(ctx, argv[2], data));
		goto out;
	}
	if (streq(method, "encode")) {
		data = tal_arr(ctx, u8, 0);

		/* We encode literally, to make it possible to create invalid ones for
		 * testing! */
		for (size_t i = 3; i < argc; i += 2) {
			u64 tlvtype = get_offer_type(argv[i]);
			u8 *tlvval = get_tlv_val(ctx, argv[i+1]);