#ifndef BASE64_H
#define BASE64_H
/*
 * Copyright (c) Alex Holden <alex@linuxhacker.org> 2000, 2001.
 *
 * This code is public domain; you can do whatever you want with it, though I
 * would prefer you to contribute any bug fixes back to me if possible.
 * This software comes with NO WARRANTY WHATSOEVER, not even the implied
 * warranties of merchantability and fitness for a particular purpose.
 */

#define BASE64_BUFLEN 1024
#define BASE64_LINELEN 76

typedef int(*base64_markerfunc)(void *, char *, size_t);

typedef struct {
	int used;
	int storedbytes;
	int linelen;
	char buf[BASE64_BUFLEN];
	u8 lastbyte;
	char enc[4];
	int state;
	u8 dec[3];
	int decpos;
	char *line;
	size_t size;
	long pos;
	long ex;
	int fd;
	base64_markerfunc marker;
	void *arg;
	unsigned int decoding : 1;
} b64state;

extern b64state *base64_init(int fd, base64_markerfunc marker, void *arg);
extern ssize_t base64_read(b64state *state, void *buf, size_t len);
extern ssize_t base64_write(b64state *state, void *buf, size_t len);
extern ssize_t base64_flush(b64state *state);
extern void base64_destroy(b64state *state);

#ifdef BASE64_PRIV
#endif
#endif