// SPDX-License-Identifier: MIT

#pragma once
#include "stdint.h"
#include "util.h"

struct dbuf
{
	size_t capacity;
	size_t len;
	u8 *buf;
};

inline struct dbuf _db_new(size_t capacity)
{
	struct dbuf db;
	db.capacity = capacity;
	db.len = 0;
	db.buf = xmalloc(capacity);
	return db;
}

// Unfortunately, pre-C99 we can't have an initializer list with xmalloc
#define DB_INIT(name, capacity) \
	struct dbuf name = _db_new(capacity)

void db_init(struct dbuf* db, size_t capacity);
void db_extend(struct dbuf* db, u8* buf, size_t bufsize);
void db_printf(struct dbuf* db, const char* fmt, ...);
void db_destroy(struct dbuf* db);
void db_clear(struct dbuf* db);