filter.h

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/*
 * This file is part of LibParserUtils.
 * Licensed under the MIT License,
 *                http://www.opensource.org/licenses/mit-license.php
 * Copyright 2007 John-Mark Bell <jmb@netsurf-browser.org>
 */

#ifndef parserutils_input_filter_h_
#define parserutils_input_filter_h_

#include <inttypes.h>

#include <parserutils/errors.h>
#include <parserutils/functypes.h>

typedef struct parserutils_filter parserutils_filter;

typedef enum parserutils_filter_opttype {
        PARSERUTILS_FILTER_SET_ENCODING       = 0
} parserutils_filter_opttype;

typedef union parserutils_filter_optparams {
        struct {
                const char *name;
        } encoding;
} parserutils_filter_optparams;


/* Create an input filter */
parserutils_error parserutils__filter_create(const char *int_enc,
                parserutils_filter **filter);
/* Destroy an input filter */
parserutils_error parserutils__filter_destroy(parserutils_filter *input);

/* Configure an input filter */
parserutils_error parserutils__filter_setopt(parserutils_filter *input,
                parserutils_filter_opttype type,
                parserutils_filter_optparams *params);

/* Process a chunk of data */
parserutils_error parserutils__filter_process_chunk(parserutils_filter *input,
                const uint8_t **data, size_t *len,
                uint8_t **output, size_t *outlen);

/* Reset an input filter's state */
parserutils_error parserutils__filter_reset(parserutils_filter *input);

#endif