Descent3/lib/linux/lnxdatabase.h
2024-04-16 12:56:40 -06:00

58 lines
1.5 KiB
C++

/*
* Application Database for Linux version
*
* $NoKeywords: $
*/
#ifndef LINUXDATABASE
#define LINUXDATABASE
#include <stdio.h>
#include <stdlib.h>
class CRegistry;
#include "Macros.h"
/* oeLnxAppDatabase
to get info about the application from a managed database (or a custom info file)
*/
class oeLnxAppDatabase : public oeAppDatabase {
protected:
CRegistry *database;
public:
oeLnxAppDatabase();
oeLnxAppDatabase(oeLnxAppDatabase *parent);
virtual ~oeLnxAppDatabase();
CRegistry *GetSystemRegistry();
// creates an empty classification or structure where you can store information
virtual bool create_record(const char *pathname);
// set current database focus to a particular record
virtual bool lookup_record(const char *pathname);
// read either an integer or string from the current record
virtual bool read(const char *label, char *entry, int *entrylen);
virtual bool read(const char *label, void *entry, int wordsize); // read a variable-size int
virtual bool read(const char *label, bool *entry);
// write either an integer or string to a record.
virtual bool write(const char *label, const char *entry, int entrylen);
virtual bool write(const char *label, int entry);
// get the current user's name.
virtual void get_user_name(char *buffer, ulong *size);
};
// Handy macro to read an int without having to specify the wordsize
#define read_int(label, varp) read(label, varp, sizeof(*varp))
// Macro to write a string
#define write_string(label, varp) write(label, varp, strlen(varp))
#endif