Subversion Repositories tpanel

/*
 * Private definitions for Mini-XML, a small XML file parsing library.
 *
 * https://www.msweet.org/mxml
 *
 * Copyright © 2003-2019 by Michael R Sweet.
 *
 * Licensed under Apache License v2.0.  See the file "LICENSE" for more
 * information.
 */

#ifndef _mxml_private_h_
#  define _mxml_private_h_

/*
 * Include necessary headers...
 */

#  include "config.h"
#  include "mxml.h"


/*
 * Private structures...
 */

typedef struct _mxml_attr_s             /**** An XML element attribute value. ****/
{
  char                  *name;          /* Attribute name */
  char                  *value;         /* Attribute value */
} _mxml_attr_t;

typedef struct _mxml_element_s          /**** An XML element value. ****/
{
  char                  *name;          /* Name of element */
  int                   num_attrs;      /* Number of attributes */
  _mxml_attr_t          *attrs;         /* Attributes */
} _mxml_element_t;

typedef struct _mxml_text_s             /**** An XML text value. ****/
{
  int                   whitespace;     /* Leading whitespace? */
  char                  *string;        /* Fragment string */
} _mxml_text_t;

typedef struct _mxml_custom_s           /**** An XML custom value. ****/
{
  void                  *data;          /* Pointer to (allocated) custom data */
  mxml_custom_destroy_cb_t destroy;     /* Pointer to destructor function */
} _mxml_custom_t;

typedef union _mxml_value_u             /**** An XML node value. ****/
{
  _mxml_element_t       element;        /* Element */
  int                   integer;        /* Integer number */
  char                  *opaque;        /* Opaque string */
  double                real;           /* Real number */
  _mxml_text_t          text;           /* Text fragment */
  _mxml_custom_t        custom;         /* Custom data @since Mini-XML 2.1@ */
} _mxml_value_t;

struct _mxml_node_s                     /**** An XML node. ****/
{
  mxml_type_t           type;           /* Node type */
  struct _mxml_node_s   *next;          /* Next node under same parent */
  struct _mxml_node_s   *prev;          /* Previous node under same parent */
  struct _mxml_node_s   *parent;        /* Parent node */
  struct _mxml_node_s   *child;         /* First child node */
  struct _mxml_node_s   *last_child;    /* Last child node */
  _mxml_value_t         value;          /* Node value */
  int                   ref_count;      /* Use count */
  void                  *user_data;     /* User data */
};

struct _mxml_index_s                     /**** An XML node index. ****/
{
  char                  *attr;          /* Attribute used for indexing or NULL */
  int                   num_nodes;      /* Number of nodes in index */
  int                   alloc_nodes;    /* Allocated nodes in index */
  int                   cur_node;       /* Current node */
  mxml_node_t           **nodes;        /* Node array */
};

typedef struct _mxml_global_s           /**** Global, per-thread data ****/

{
  void  (*error_cb)(const char *);
  int   num_entity_cbs;
  int   (*entity_cbs[100])(const char *name);
  int   wrap;
  mxml_custom_load_cb_t custom_load_cb;
  mxml_custom_save_cb_t custom_save_cb;
} _mxml_global_t;


/*
 * Functions...
 */

extern _mxml_global_t   *_mxml_global(void);
extern int              _mxml_entity_cb(const char *name);

#endif /* !_mxml_private_h_ */