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/*
* HT Editor
* htreg.h
*
* Copyright (C) 1999-2002 Stefan Weyergraf
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License version 2 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 General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
*/
#ifndef __HTREG_H__
#define __HTREG_H__
#include "data.h"
#include "strtools.h"
/*
* CLASS ht_registry_data
*/
class ht_registry_data: public Object {
public:
/* new */
ht_registry_data() {};
ht_registry_data(BuildCtorArg&a): Object(a) {};
virtual bool editdialog(const char *keyname);
virtual void strvalue(char *buf32bytes);
};
/*
* CLASS ht_registry_data_stree
*/
class ht_registry_data_stree: public ht_registry_data {
public:
Container *tree;
ht_registry_data_stree(AVLTree *aTree);
ht_registry_data_stree(BuildCtorArg&a): ht_registry_data(a) {};
~ht_registry_data_stree();
/* overwritten */
virtual void load(ObjectStream &f);
virtual ObjectID getObjectID() const;
virtual void store(ObjectStream &f) const;
virtual void strvalue(char *buf32bytes);
};
/*
* CLASS ht_registry_data_dword
*/
class ht_registry_data_dword: public ht_registry_data {
public:
uint32 value;
ht_registry_data_dword(uint32 value);
ht_registry_data_dword(BuildCtorArg&a): ht_registry_data(a) {};
/* overwritten */
virtual bool editdialog(const char *keyname);
virtual void load(ObjectStream &f);
virtual ObjectID getObjectID() const;
virtual void store(ObjectStream &f) const;
virtual void strvalue(char *buf32bytes);
};
/*
* CLASS ht_registry_data_raw
*/
class ht_registry_data_raw: public ht_registry_data {
public:
void *value;
uint size;
ht_registry_data_raw(const void *value, uint size);
ht_registry_data_raw(BuildCtorArg&a): ht_registry_data(a) {};
~ht_registry_data_raw();
/* overwritten */
virtual bool editdialog(const char *keyname);
virtual void load(ObjectStream &f);
virtual ObjectID getObjectID() const;
virtual void store(ObjectStream &f) const;
virtual void strvalue(char *buf32bytes);
};
/*
* CLASS ht_registry_data_string
*/
class ht_registry_data_string: public ht_registry_data {
public:
char *value;
ht_registry_data_string(const char *s);
ht_registry_data_string(BuildCtorArg&a): ht_registry_data(a) {};
~ht_registry_data_string();
/* overwritten */
virtual bool editdialog(const char *keyname);
virtual void load(ObjectStream &f);
virtual ObjectID getObjectID() const;
virtual void store(ObjectStream &f) const;
virtual void strvalue(char *buf32bytes);
};
/*
* CLASS ht_registry_node
*/
typedef ht_registry_data* (*create_empty_registry_data_func)();
typedef uint ht_registry_node_type;
class ht_registry_node_type_desc: public Object {
public:
char *name;
ht_registry_node_type type;
create_empty_registry_data_func create_empty_registry_data;
ht_registry_node_type_desc(ht_registry_node_type t, const char *name, create_empty_registry_data_func c);
ht_registry_node_type_desc(BuildCtorArg&a): Object(a) {};
virtual ~ht_registry_node_type_desc();
virtual int compareTo(const Object *) const;
virtual void load(ObjectStream &f);
virtual ObjectID getObjectID() const;
virtual void store(ObjectStream &f) const;
};
#define RNT_INVALID 0 /* returned by some functions */
// these are predefined
#define RNT_SUBDIR 1
#define RNT_SYMLINK 2
#define RNT_DWORD 3
#define RNT_STRING 4
#define RNT_RAW 5
#define RNT_USER 0x100
// the rest may be allocated dynamically
class ht_registry_node: public Object {
public:
char *name;
ht_registry_node_type type;
ht_registry_data *data;
ht_registry_node(ht_registry_node_type type, const char *name, ht_registry_data *data);
ht_registry_node(BuildCtorArg&a): Object(a) {};
virtual ~ht_registry_node();
/* overwritten */
virtual int compareTo(const Object *) const;
virtual void load(ObjectStream &f);
virtual void store(ObjectStream &f) const;
virtual ObjectID getObjectID() const;
};
/*
* CLASS ht_registry
*/
#define MAX_SYMLINK_REC_DEPTH 20
class ht_registry: public Object {
protected:
ht_registry_node *root;
uint rec_depth;
ht_registry_node *find_entry_i(Container **dir, const char *key, bool follow_symlinks);
ht_registry_node *find_entry_get_node(Container *dir, const char *nodename);
ht_registry_node *find_entry_get_subdir(Container *dir, const char *nodename);
ht_registry_node *find_entry_get_data(Container *dir, const char *nodename, bool follow_symlinks);
bool splitfind(const char *key, const char **name, ht_registry_node **node);
public:
Container *node_types;
ht_registry() {};
ht_registry(BuildCtorArg&a): Object(a) {};
void init();
virtual void done();
/* new */
int create_node(const char *key, ht_registry_node_type type);
int create_subdir(const char *key);
int delete_node(const char *key);
ht_registry_node *enum_next(const char *dir, ht_registry_node *prevkey);
ht_registry_node *enum_prev(const char *dir, ht_registry_node *nextkey);
bool find_any_entry(const char *key, ht_registry_node **node);
bool find_data_entry(const char *key, ht_registry_node **node, bool follow_symlinks);
/* node type*/
ht_registry_node_type lookup_node_type(const char *identifier);
ht_registry_node_type_desc *get_node_type_desc(ht_registry_node_type t, const char **identifier);
ht_registry_node_type have_node_type(const char *identifier, create_empty_registry_data_func create_empty_registry_data);
ht_registry_node_type register_node_type(const char *identifier, create_empty_registry_data_func create_empty_registry_data);
/**/
int set_dword(const char *key, uint32 d);
int set_raw(const char *key, const void *data, uint size);
int set_node(const char *key, ht_registry_node_type type, ht_registry_data *data);
int set_string(const char *key, const char *string);
int set_symlink(const char *key, const char *dest);
bool valid_nodename(const char *nodename);
/* overwritten */
virtual void load(ObjectStream &f);
virtual void store(ObjectStream &f) const;
virtual ObjectID getObjectID() const;
/* debug */
void debug_dump();
void debug_dump_i(FILE *f, Container *t, int ident);
};
uint32 get_config_dword(const char *ident);
char *get_config_string(const char *ident);
extern ht_registry *registry;
/*
* INIT
*/
bool init_registry();
/*
* DONE
*/
void done_registry();
#endif /* __HTREG_H__ */
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