/*
cencode.h - c header for a base64 encoding algorithm

This is part of the libb64 project, and has been placed in the public domain.
For details, see http://sourceforge.net/projects/libb64
*/

#ifndef BASE64_CENCODE_H
#define BASE64_CENCODE_H

#include "ccommon.h"

#include <stddef.h>

#define BASE64_CENC_VER_MAJOR	2
#define BASE64_CENC_VER_MINOR	0

typedef enum
{
	step_A, step_B, step_C
} base64_encodestep;

#define BASE64_CENC_DEFCPL	0

typedef struct
{
	size_t stepcount;
	size_t chars_per_line;

	base64_encodestep step;

	int cflags;
	char result;
} base64_encodestate;

extern void base64_init_encodestate(base64_encodestate* state_in);

extern size_t base64_encode_length(size_t plain_len, base64_encodestate* state_in);

extern char base64_encode_value(signed char value_in);
extern size_t base64_encode_block(const void* plaintext_in, const size_t length_in, char* code_out, base64_encodestate* state_in);
extern size_t base64_encode_blockend(char* code_out, base64_encodestate* state_in);

#endif /* BASE64_CENCODE_H */
