githubmirror/libxmlb

src/xb-silo-node.h
50 строк1 KB
Richard Hughes
Write tokens into the built silo
02 мар 2021, 19:43
02 мар 2021, 19:43939978c
/*
 * Copyright (C) 2021 Richard Hughes <richard@hughsie.com>
 *
 * SPDX-License-Identifier: LGPL-2.1+
 */

#pragma once

#include <glib-object.h>

#define XB_SILO_UNSET			0xffffffff

typedef enum {
	XB_SILO_NODE_FLAG_NONE		=	0,
	XB_SILO_NODE_FLAG_IS_ELEMENT	=	1 << 0,
	XB_SILO_NODE_FLAG_IS_TOKENIZED	=	1 << 1,
} XbSiloNodeFlag;

typedef struct __attribute__ ((packed)) {
	guint8		flags:2;
	guint8		attr_count:6;
	guint8		token_count;	/* ONLY when is_node */
	guint32		element_name;	/* ONLY when is_node: from strtab */
	guint32		parent;		/* ONLY when is_node: from 0 */
	guint32		next;		/* ONLY when is_node: from 0 */
	guint32		text;		/* ONLY when is_node: from strtab */
	guint32		tail;		/* ONLY when is_node: from strtab */
	/*
	guint32		attrs[attr_count];
	guint32		tokens[token_count];
	*/
} XbSiloNode;

typedef struct __attribute__ ((packed)) {
	guint32		attr_name;	/* from strtab */
	guint32		attr_value;	/* from strtab */
} XbSiloNodeAttr;

guint32		 xb_silo_node_get_size		(XbSiloNode	*self);
guint32		 xb_silo_node_get_text_idx	(XbSiloNode	*self);
guint32		 xb_silo_node_get_tail_idx	(XbSiloNode	*self);
guint8		 xb_silo_node_get_token_count	(XbSiloNode	*self);
guint32		 xb_silo_node_get_token_idx	(XbSiloNode	*self,
						 guint		 idx);
guint8		 xb_silo_node_get_flags		(XbSiloNode	*self);
gboolean	 xb_silo_node_has_flag		(XbSiloNode	*self,
						 XbSiloNodeFlag	 flags);
guint8		 xb_silo_node_get_attr_count	(XbSiloNode	*self);
XbSiloNodeAttr	*xb_silo_node_get_attr		(XbSiloNode	*self,
						 guint8		 idx);