#include <haproxy/api.h>
#include <haproxy/cfgparse.h>
#include <haproxy/global-t.h>
#include <haproxy/listener.h>
#include <haproxy/proxy-t.h>
#include <haproxy/tools.h>

static int bind_parse_quic_force_retry(char **args, int cur_arg, struct proxy *px, struct bind_conf *conf, char **err)
{
	conf->options |= BC_O_QUIC_FORCE_RETRY;
	return 0;
}

static struct bind_kw_list bind_kws = { "QUIC", { }, {
	{ "quic-force-retry", bind_parse_quic_force_retry, 0 },
	{ NULL, NULL, 0 },
}};

INITCALL1(STG_REGISTER, bind_register_keywords, &bind_kws);

/* Parse any tune.quic.* setting with strictly positive integer values.
 * Return -1 on alert, or 0 if succeeded.
 */
static int cfg_parse_quic_tune_setting(char **args, int section_type,
                                       struct proxy *curpx,
                                       const struct proxy *defpx,
                                       const char *file, int line, char **err)
{
	unsigned int arg = 0;
	int prefix_len = strlen("tune.quic.");

	if (too_many_args(1, args, err, NULL))
		return -1;

	if (*(args[1]) != 0)
		arg = atoi(args[1]);

	if (arg < 1) {
		memprintf(err, "'%s' expects a positive integer.", args[0]);
		return -1;
	}

	if (strcmp(args[0] + prefix_len, "conn-buf-limit") == 0)
		global.tune.quic_streams_buf = arg;
	else if (strcmp(args[0] + prefix_len, "retry-threshold") == 0)
		global.tune.quic_retry_threshold = arg;
	else {
		memprintf(err, "'%s' keyword not unhandled (please report this bug).", args[0]);
		return -1;
	}

	return 0;
}

static struct cfg_kw_list cfg_kws = {ILH, {
	{ CFG_GLOBAL, "tune.quic.conn-buf-limit", cfg_parse_quic_tune_setting },
	{ CFG_GLOBAL, "tune.quic.retry-threshold", cfg_parse_quic_tune_setting },
	{ 0, NULL, NULL }
}};

INITCALL1(STG_REGISTER, cfg_register_keywords, &cfg_kws);