path: root/include/streams.h

/*
 * This file is part of LEM, a Lua Event Machine.
 * Copyright 2011-2012 Emil Renner Berthing
 *
 * LEM is free software: you can redistribute it and/or
 * modify it under the terms of the GNU General Public License as
 * published by the Free Software Foundation, either version 3 of
 * the License, or (at your option) any later version.
 *
 * LEM is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with LEM.  If not, see <http://www.gnu.org/licenses/>.
 */

#ifndef _LEM_STREAMS_H
#define _LEM_STREAMS_H

#include <lem.h>

#define LEM_INPUTBUF_SIZE 4096

struct lem_inputbuf {
	unsigned int start;
	unsigned int end;
	union {
		void *p;
		unsigned long u;
	};
	int parts;
	char buf[LEM_INPUTBUF_SIZE];
};

enum lem_presult {
	LEM_PMORE = 0,
};

enum lem_preason {
	LEM_PCLOSED,
	LEM_PERROR,
};

struct lem_parser {
	void (*init)(lua_State *T, struct lem_inputbuf *b);
	int (*process)(lua_State *T, struct lem_inputbuf *b);
	int (*destroy)(lua_State *T, struct lem_inputbuf *b, enum lem_preason reason);
};

#endif