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/* -*- Mode: C; indent-tabs-mode:nil; c-basic-offset:8 -*- */
/*
* This file is part of The Croco Library
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of version 2.1 of the GNU Lesser General Public
* License as published by the Free Software Foundation.
*
* This program 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 Lesser General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307
* USA
*
* Author: Dodji Seketeli
* See the COPYRIGHTS file for copyrights information.
*/
#ifndef __CR_INPUT_SRC_H__
#define __CR_INPUT_SRC_H__
#include <glib.h>
#include "cr-utils.h"
#include "cr-parsing-location.h"
G_BEGIN_DECLS
/**
*@file
*The libcroco basic input stream class
*declaration file.
*/
typedef struct _CRInput CRInput ;
typedef struct _CRInputPriv CRInputPriv ;
/**
*The #CRInput class provides the abstraction of
*an utf8-encoded character stream.
*/
struct _CRInput
{
CRInputPriv *priv ;
} ;
typedef struct _CRInputPos CRInputPos ;
struct _CRInputPos
{
glong line ;
glong col ;
gboolean end_of_file ;
gboolean end_of_line ;
glong next_byte_index ;
} ;
CRInput *
cr_input_new_from_buf (guchar *a_buf, gulong a_len,
enum CREncoding a_enc, gboolean a_free_buf) ;
CRInput *
cr_input_new_from_uri (const gchar *a_file_uri,
enum CREncoding a_enc) ;
void
cr_input_destroy (CRInput *a_this) ;
void
cr_input_ref (CRInput *a_this) ;
gboolean
cr_input_unref (CRInput *a_this) ;
enum CRStatus
cr_input_read_byte (CRInput *a_this, guchar *a_byte) ;
enum CRStatus
cr_input_read_char (CRInput *a_this, guint32 *a_char) ;
enum CRStatus
cr_input_consume_chars (CRInput *a_this, guint32 a_char,
gulong *a_nb_char) ;
enum CRStatus
cr_input_consume_char (CRInput *a_this, guint32 a_char) ;
enum CRStatus
cr_input_consume_white_spaces (CRInput *a_this, gulong *a_nb_chars) ;
enum CRStatus
cr_input_peek_byte (CRInput const *a_this, enum CRSeekPos a_origin,
gulong a_offset, guchar *a_byte) ;
guchar
cr_input_peek_byte2 (CRInput const *a_this, gulong a_offset,
gboolean *a_eof) ;
enum CRStatus
cr_input_peek_char (CRInput const *a_this, guint32 *a_char) ;
guchar *
cr_input_get_byte_addr (CRInput *a_this,
gulong a_offset) ;
enum CRStatus
cr_input_get_cur_byte_addr (CRInput *a_this, guchar ** a_offset) ;
enum CRStatus
cr_input_seek_index (CRInput *a_this,
enum CRSeekPos a_origin, gint a_pos) ;
enum CRStatus
cr_input_get_cur_index (CRInput const *a_this, glong *a_index) ;
enum CRStatus
cr_input_set_cur_index (CRInput *a_this, glong a_index) ;
enum CRStatus
cr_input_get_cur_pos (CRInput const *a_this, CRInputPos * a_pos) ;
enum CRStatus
cr_input_set_cur_pos (CRInput *a_this, CRInputPos const *a_pos) ;
enum CRStatus
cr_input_get_parsing_location (CRInput const *a_this,
CRParsingLocation *a_loc) ;
enum CRStatus
cr_input_get_end_of_line (CRInput const *a_this, gboolean *a_eol) ;
enum CRStatus
cr_input_set_end_of_line (CRInput *a_this, gboolean a_eol) ;
enum CRStatus
cr_input_get_end_of_file (CRInput const *a_this, gboolean *a_eof) ;
enum CRStatus
cr_input_set_end_of_file (CRInput *a_this, gboolean a_eof) ;
enum CRStatus
cr_input_set_line_num (CRInput *a_this, glong a_line_num) ;
enum CRStatus
cr_input_get_line_num (CRInput const *a_this, glong *a_line_num) ;
enum CRStatus
cr_input_set_column_num (CRInput *a_this, glong a_col) ;
enum CRStatus
cr_input_get_column_num (CRInput const *a_this, glong *a_col) ;
enum CRStatus
cr_input_increment_line_num (CRInput *a_this,
glong a_increment) ;
enum CRStatus
cr_input_increment_col_num (CRInput *a_this,
glong a_increment) ;
glong
cr_input_get_nb_bytes_left (CRInput const *a_this) ;
enum CRStatus
cr_input_end_of_input (CRInput const *a_this, gboolean *a_end_of_input) ;
G_END_DECLS
#endif /*__CR_INPUT_SRC_H__*/
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