kolibrios-gitea/contrib/network/netsurf/libdom/bindings/hubbub/parser.h

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/*
* This file is part of libdom.
* Licensed under the MIT License,
* http://www.opensource.org/licenses/mit-license.php
* Copyright 2007 John-Mark Bell <jmb@netsurf-browser.org>
*/
#ifndef dom_hubbub_parser_h_
#define dom_hubbub_parser_h_
#include <stddef.h>
#include <inttypes.h>
#include <hubbub/errors.h>
#include <dom/dom.h>
#include "errors.h"
/**
* Type of script completion function
*/
typedef dom_hubbub_error (*dom_script)(void *ctx, struct dom_node *node);
typedef struct dom_hubbub_parser dom_hubbub_parser;
/* The encoding source of the document */
typedef enum dom_hubbub_encoding_source {
DOM_HUBBUB_ENCODING_SOURCE_HEADER,
DOM_HUBBUB_ENCODING_SOURCE_DETECTED,
DOM_HUBBUB_ENCODING_SOURCE_META
} dom_hubbub_encoding_source;
/* The recommended way to use the parser is:
*
* dom_hubbub_parser_create(...);
* dom_hubbub_parser_parse_chunk(...);
* call _parse_chunk for all chunks of data
*
* After you have parsed the data,
*
* dom_hubbub_parser_completed(...);
* dom_hubbub_parser_destroy(...);
*
* Clients must ensure that these function calls above are called in
* the order shown. dom_hubbub_parser_create() will pass the ownership
* of the document to the client. After that, the parser should be destroyed.
* The client must not call any method of this parser after destruction.
*/
/**
* Parameter block for dom_hubbub_parser_create
*/
typedef struct dom_hubbub_parser_params {
const char *enc; /**< Source charset, or NULL */
bool fix_enc; /**< Whether fix the encoding */
bool enable_script; /**< Whether scripting should be enabled. */
dom_script script; /**< Script callback function */
dom_msg msg; /**< Informational message function */
void *ctx; /**< Pointer to client-specific private data */
/** default action fetcher function */
dom_events_default_action_fetcher daf;
} dom_hubbub_parser_params;
/* Create a Hubbub parser instance */
dom_hubbub_error dom_hubbub_parser_create(dom_hubbub_parser_params *params,
dom_hubbub_parser **parser,
dom_document **document);
/* Destroy a Hubbub parser instance */
void dom_hubbub_parser_destroy(dom_hubbub_parser *parser);
/* Parse a chunk of data */
dom_hubbub_error dom_hubbub_parser_parse_chunk(dom_hubbub_parser *parser,
const uint8_t *data, size_t len);
/* insert data into the parse stream but do not parse it */
dom_hubbub_error dom_hubbub_parser_insert_chunk(dom_hubbub_parser *parser,
const uint8_t *data, size_t length);
/* Notify parser that datastream is empty */
dom_hubbub_error dom_hubbub_parser_completed(dom_hubbub_parser *parser);
/* Retrieve the document's encoding */
const char *dom_hubbub_parser_get_encoding(dom_hubbub_parser *parser,
dom_hubbub_encoding_source *source);
/**
* Set the Parse pause state.
*
* \param parser The parser object
* \param pause The pause state to set.
* \return DOM_HUBBUB_OK on success,
* DOM_HUBBUB_HUBBUB_ERR | <hubbub_error> on failure
*/
dom_hubbub_error dom_hubbub_parser_pause(dom_hubbub_parser *parser, bool pause);
#endif