/*-
 * Copyright (c) 2016 Taylor R. Campbell
 * All rights reserved.
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions
 * are met:
 * 1. Redistributions of source code must retain the above copyright
 *    notice, this list of conditions and the following disclaimer.
 * 2. Redistributions in binary form must reproduce the above copyright
 *    notice, this list of conditions and the following disclaimer in the
 *    documentation and/or other materials provided with the distribution.
 *
 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
 * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
 * SUCH DAMAGE.
 */

/*
 * This is a sorry excuse for a plugin system.  In fact nothing is
 * pluggable, but maybe in the future it will be, with more or less the
 * same picopbc(1) user interface.
 */

#include <stdbool.h>
#include <string.h>

#include "format.h"

#define	arraycount(A)	(sizeof(A)/sizeof((A)[0]))

static const struct {
	const char *name;
	enum picopbc_format format;
} formats[] = {
	{ "proplib", PICOPBC_FORMAT_PROPLIB },
};

bool
picopbc_find_format(const char *name, enum picopbc_format *formatp)
{
	size_t start, end, i;
	int cmp;

	start = 0;
	end = arraycount(formats);
	while (start < end) {
		i = start + (end - start)/2;
		cmp = strcmp(formats[i].name, name);
		if (cmp < 0)
			end = i;
		else if (0 < cmp)
			start = i + 1;
		else
			break;
	}
	if (start == end)
		return false;

	*formatp = formats[i].format;
	return true;
}