amxmodx/modules/nvault/NVault.h
2015-10-02 23:22:21 +02:00

88 lines
1.9 KiB
C++

// vim: set ts=4 sw=4 tw=99 noet:
//
// AMX Mod X, based on AMX Mod by Aleksander Naszko ("OLO").
// Copyright (C) The AMX Mod X Development Team.
//
// This software is licensed under the GNU General Public License, version 3 or higher.
// Additional exceptions apply. For full license details, see LICENSE.txt or visit:
// https://alliedmods.net/amxmodx-license
//
// NVault Module
//
#ifndef _INCLUDE_NVAULT_H
#define _INCLUDE_NVAULT_H
#include <amtl/am-linkedlist.h>
#include <sm_stringhashmap.h>
#include "IVault.h"
#include "Journal.h"
#define VAULT_MAGIC 0x6E564C54 //nVLT
#define VAULT_VERSION 0x0200 //second version
// File format:
// VAULT_MAGIC (int32)
// VAULT_VERSION (int16)
// ENTRIES (int32)
// [
// stamp (int32)
// keylen (int8)
// vallen (int16)
// key ([])
// val ([])
// ]
enum VaultError
{
Vault_Ok=0,
Vault_NoFile,
Vault_BadFile,
Vault_OldFile,
Vault_Read,
};
class NVault : public IVault
{
public:
NVault(const char *file);
~NVault();
public:
bool GetValue(const char *key, time_t &stamp, char buffer[], size_t len);
const char *GetValue(const char *key);
void SetValue(const char *key, const char *val);
void SetValue(const char *key, const char *val, time_t stamp);
void Touch(const char *key, time_t stamp);
size_t Prune(time_t start, time_t end);
void Clear();
void Remove(const char *key);
bool Open();
bool Close();
size_t Items();
const char *GetFilename() { return m_File.chars(); }
private:
VaultError _ReadFromFile();
bool _SaveToFile();
private:
ke::AString m_File;
StringHashMap<ArrayInfo> m_Hash;
Journal *m_Journal;
bool m_Open;
bool m_Valid;
public:
bool isValid() { return m_Valid; }
};
class VaultMngr : public IVaultMngr
{
public:
//when you delete it, it will be closed+saved automatically
//when you open it, it will read the file automatically, as well as begin/restore journaling
IVault *OpenVault(const char *file);
};
#endif //_INCLUDE_NVAULT_H