5cbd847c84
Similar to what we did in mutter Part-of: <https://gitlab.gnome.org/GNOME/gnome-shell/-/merge_requests/3507>
244 lines
6.3 KiB
C
244 lines
6.3 KiB
C
/* -*- Mode: C; indent-tabs-mode: nil; c-basic-offset: 8 -*- */
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/*
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* This file is part of The Croco Library
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of version 2.1 of the GNU Lesser General Public
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* License as published by the Free Software Foundation.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307
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* USA
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*
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* Author: Dodji Seketeli
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* Look at file COPYRIGHTS for copyright information
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*/
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#pragma once
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#include <stdio.h>
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#include <glib.h>
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#include "libcroco-config.h"
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G_BEGIN_DECLS
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/**
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*@file
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*The Croco library basic types definitions
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*And global definitions.
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*/
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/**
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*The status type returned
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*by the methods of the croco library.
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*/
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enum CRStatus {
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CR_OK,
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CR_BAD_PARAM_ERROR,
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CR_INSTANCIATION_FAILED_ERROR,
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CR_UNKNOWN_TYPE_ERROR,
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CR_UNKNOWN_PROP_ERROR,
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CR_UNKNOWN_PROP_VAL_ERROR,
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CR_UNEXPECTED_POSITION_SCHEME,
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CR_START_OF_INPUT_ERROR,
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CR_END_OF_INPUT_ERROR,
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CR_OUTPUT_TOO_SHORT_ERROR,
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CR_INPUT_TOO_SHORT_ERROR,
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CR_OUT_OF_BOUNDS_ERROR,
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CR_EMPTY_PARSER_INPUT_ERROR,
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CR_ENCODING_ERROR,
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CR_ENCODING_NOT_FOUND_ERROR,
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CR_PARSING_ERROR,
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CR_SYNTAX_ERROR,
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CR_NO_ROOT_NODE_ERROR,
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CR_NO_TOKEN,
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CR_OUT_OF_MEMORY_ERROR,
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CR_PSEUDO_CLASS_SEL_HANDLER_NOT_FOUND_ERROR,
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CR_BAD_PSEUDO_CLASS_SEL_HANDLER_ERROR,
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CR_ERROR,
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CR_FILE_NOT_FOUND_ERROR,
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CR_VALUE_NOT_FOUND_ERROR
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} ;
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/**
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*Values used by
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*cr_input_seek_position() ;
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*/
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enum CRSeekPos {
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CR_SEEK_CUR,
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CR_SEEK_BEGIN,
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CR_SEEK_END
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} ;
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/**
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*Encoding values.
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*/
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enum CREncoding
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{
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CR_UCS_4 = 1/*Must be not NULL*/,
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CR_UCS_1,
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CR_ISO_8859_1,
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CR_ASCII,
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CR_UTF_8,
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CR_UTF_16,
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CR_AUTO/*should be the last one*/
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} ;
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#define CROCO_LOG_DOMAIN "LIBCROCO"
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#ifdef __GNUC__
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#define cr_utils_trace(a_log_level, a_msg) \
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g_log (CROCO_LOG_DOMAIN, \
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G_LOG_LEVEL_CRITICAL, \
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"file %s: line %d (%s): %s\n", \
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__FILE__, \
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__LINE__, \
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__PRETTY_FUNCTION__, \
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a_msg)
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#else /*__GNUC__*/
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#define cr_utils_trace(a_log_level, a_msg) \
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g_log (CROCO_LOG_DOMAIN, \
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G_LOG_LEVEL_CRITICAL, \
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"file %s: line %d: %s\n", \
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__FILE__, \
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__LINE__, \
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a_msg)
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#endif
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/**
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*Traces an info message.
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*The file, line and enclosing function
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*of the message will be automatically
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*added to the message.
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*@param a_msg the msg to trace.
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*/
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#define cr_utils_trace_info(a_msg) \
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cr_utils_trace (G_LOG_LEVEL_INFO, a_msg)
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/**
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*Trace a debug message.
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*The file, line and enclosing function
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*of the message will be automatically
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*added to the message.
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*@param a_msg the msg to trace.
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*/
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#define cr_utils_trace_debug(a_msg) \
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cr_utils_trace (G_LOG_LEVEL_DEBUG, a_msg) ;
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/****************************
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*Encoding transformations and
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*encoding helpers
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****************************/
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enum CRStatus
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cr_utils_read_char_from_utf8_buf (const guchar * a_in, gulong a_in_len,
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guint32 *a_out, gulong *a_consumed) ;
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enum CRStatus
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cr_utils_ucs1_to_utf8 (const guchar *a_in, gulong *a_in_len,
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guchar *a_out, gulong *a_out_len) ;
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enum CRStatus
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cr_utils_utf8_to_ucs1 (const guchar * a_in, gulong * a_in_len,
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guchar *a_out, gulong *a_out_len) ;
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enum CRStatus
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cr_utils_ucs4_to_utf8 (const guint32 *a_in, gulong *a_in_len,
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guchar *a_out, gulong *a_out_len) ;
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enum CRStatus
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cr_utils_utf8_str_len_as_ucs4 (const guchar *a_in_start,
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const guchar *a_in_end,
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gulong *a_len) ;
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enum CRStatus
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cr_utils_ucs1_str_len_as_utf8 (const guchar *a_in_start,
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const guchar *a_in_end,
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gulong *a_len) ;
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enum CRStatus
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cr_utils_utf8_str_len_as_ucs1 (const guchar *a_in_start,
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const guchar *a_in_end,
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gulong *a_len) ;
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enum CRStatus
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cr_utils_ucs4_str_len_as_utf8 (const guint32 *a_in_start,
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const guint32 *a_in_end,
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gulong *a_len) ;
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enum CRStatus
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cr_utils_ucs1_str_to_utf8 (const guchar *a_in_start,
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gulong *a_in_len,
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guchar **a_out,
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gulong *a_len) ;
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enum CRStatus
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cr_utils_utf8_str_to_ucs1 (const guchar * a_in_start,
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gulong * a_in_len,
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guchar **a_out,
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gulong *a_out_len) ;
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enum CRStatus
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cr_utils_utf8_to_ucs4 (const guchar * a_in,
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gulong * a_in_len,
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guint32 *a_out, gulong *a_out_len) ;
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enum CRStatus
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cr_utils_ucs4_str_to_utf8 (const guint32 *a_in,
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gulong *a_in_len,
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guchar **a_out, gulong *a_out_len) ;
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enum CRStatus
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cr_utils_utf8_str_to_ucs4 (const guchar * a_in,
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gulong *a_in_len,
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guint32 **a_out,
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gulong *a_out_len) ;
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/*****************************************
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*CSS basic types identification utilities
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*****************************************/
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gboolean
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cr_utils_is_newline (guint32 a_char) ;
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gboolean
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cr_utils_is_white_space (guint32 a_char) ;
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gboolean
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cr_utils_is_nonascii (guint32 a_char) ;
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gboolean
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cr_utils_is_hexa_char (guint32 a_char) ;
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/**********************************
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*Miscellaneous utility functions
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***********************************/
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void
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cr_utils_dump_n_chars (guchar a_char,
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FILE *a_fp,
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glong a_nb) ;
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void
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cr_utils_dump_n_chars2 (guchar a_char,
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GString *a_string,
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glong a_nb) ;
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GList *
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cr_utils_dup_glist_of_string (GList const *a_list) ;
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GList *
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cr_utils_dup_glist_of_cr_string (GList const * a_list_of_strings) ;
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G_END_DECLS
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