CDBEnv Class Reference

#include <db.h>

Collaboration diagram for CDBEnv:

Public Types
enum	VerifyResult {   VERIFY_OK,   RECOVER_OK,   RECOVER_FAIL }
typedef std::pair< std::vector< unsigned char >, std::vector< unsigned char > >	KeyValPair

Public Member Functions
	CDBEnv ()
	~CDBEnv ()
void	MakeMock ()
bool	IsMock ()
VerifyResult	Verify (std::string strFile, bool(*recoverFunc)(CDBEnv &dbenv, std::string strFile))
bool	Salvage (std::string strFile, bool fAggressive, std::vector< KeyValPair > &vResult)
bool	Open (const boost::filesystem::path &path)
void	Close ()
void	Flush (bool fShutdown)
void	CheckpointLSN (std::string strFile)
void	CloseDb (const std::string &strFile)
bool	RemoveDb (const std::string &strFile)
DbTxn *	TxnBegin (int flags=DB_TXN_WRITE_NOSYNC)

Public Attributes
CCriticalSection	cs_db
DbEnv	dbenv
std::map< std::string, int >	mapFileUseCount
std::map< std::string, Db * >	mapDb

Private Member Functions
void	EnvShutdown ()

Private Attributes
bool	fDbEnvInit
bool	fMockDb
boost::filesystem::path	path

Detailed Description

Definition at line 30 of file db.h.

Member Typedef Documentation

typedef std::pair<std::vector<unsigned char>, std::vector<unsigned char> > CDBEnv::KeyValPair

Definition at line 65 of file db.h.

Member Enumeration Documentation

enum CDBEnv::VerifyResult

Enumerator
VERIFY_OK
RECOVER_OK
RECOVER_FAIL

Definition at line 56 of file db.h.

Constructor & Destructor Documentation

CDBEnv::CDBEnv

(

)

Definition at line 50 of file db.cpp.

References fDbEnvInit, and fMockDb.

CDBEnv::~CDBEnv

(

)

Definition at line 56 of file db.cpp.

References EnvShutdown().

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Member Function Documentation

void CDBEnv::CheckpointLSN

(

std::string

strFile

)

Definition at line 215 of file db.cpp.

References dbenv, and fMockDb.

Referenced by BackupWallet(), CDB::Rewrite(), and ThreadFlushWalletDB().

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void CDBEnv::Close

(

)

Definition at line 61 of file db.cpp.

References EnvShutdown().

Referenced by Flush().

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void CDBEnv::CloseDb

(

const std::string &

strFile

)

Definition at line 317 of file db.cpp.

References cs_db, LOCK, and mapDb.

Referenced by BackupWallet(), Flush(), RemoveDb(), CDB::Rewrite(), and ThreadFlushWalletDB().

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void CDBEnv::EnvShutdown ( )

private

Definition at line 37 of file db.cpp.

References LogPrintf.

Referenced by Close(), and ~CDBEnv().

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void CDBEnv::Flush

(

bool

fShutdown

)

Definition at line 435 of file db.cpp.

References Close(), CloseDb(), cs_db, dbenv, fDbEnvInit, fMockDb, GetTimeMillis(), LOCK, LogPrint(), mapFileUseCount, and path.

Referenced by Shutdown().

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bool CDBEnv::IsMock ( )

inline

Definition at line 48 of file db.h.

References fMockDb.

Referenced by CDB::CDB().

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void CDBEnv::MakeMock

(

)

Definition at line 111 of file db.cpp.

References dbenv, fDbEnvInit, fMockDb, LogPrint(), and strprintf.

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bool CDBEnv::Open

(

const boost::filesystem::path &

path

)

debug

Definition at line 66 of file db.cpp.

References dbenv, error(), fDbEnvInit, fMockDb, GetBoolArg(), LogPrintf, path, and TryCreateDirectory().

Referenced by AppInit2(), and CDB::CDB().

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bool CDBEnv::RemoveDb

(

const std::string &

strFile

)

Definition at line 332 of file db.cpp.

References CloseDb(), cs_db, dbenv, and LOCK.

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bool CDBEnv::Salvage	(	std::string	strFile,
		bool	fAggressive,
		std::vector< KeyValPair > &	vResult
	)

Definition at line 160 of file db.cpp.

References cs_db, dbenv, LOCK, LogPrintf, mapFileUseCount, and ParseHex().

Referenced by CWalletDB::Recover().

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DbTxn* CDBEnv::TxnBegin ( int  flags = DB_TXN_WRITE_NOSYNC )

inline

Definition at line 76 of file db.h.

Referenced by CWalletDB::Recover(), and CDB::TxnBegin().

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CDBEnv::VerifyResult CDBEnv::Verify	(	std::string	strFile,
		bool(*)(CDBEnv &dbenv, std::string strFile)	recoverFunc
	)

Definition at line 143 of file db.cpp.

References cs_db, LOCK, mapFileUseCount, RECOVER_FAIL, RECOVER_OK, and VERIFY_OK.

Referenced by AppInit2().

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Member Data Documentation

CCriticalSection CDBEnv::cs_db

mutable

Definition at line 40 of file db.h.

Referenced by BackupWallet(), CDB::CDB(), CDB::Close(), CloseDb(), Flush(), RemoveDb(), CDB::Rewrite(), Salvage(), ThreadFlushWalletDB(), and Verify().

DbEnv CDBEnv::dbenv

Definition at line 41 of file db.h.

Referenced by CDB::CDB(), CheckpointLSN(), Flush(), CDB::Flush(), MakeMock(), Open(), CWalletDB::Recover(), RemoveDb(), CDB::Rewrite(), and Salvage().

bool CDBEnv::fDbEnvInit

private

Definition at line 33 of file db.h.

Referenced by CDBEnv(), Flush(), MakeMock(), and Open().

bool CDBEnv::fMockDb

private

Definition at line 34 of file db.h.

Referenced by CDBEnv(), CheckpointLSN(), Flush(), IsMock(), MakeMock(), and Open().

std::map<std::string, Db*> CDBEnv::mapDb

Definition at line 43 of file db.h.

Referenced by CDB::CDB(), and CloseDb().

std::map<std::string, int> CDBEnv::mapFileUseCount

Definition at line 42 of file db.h.

Referenced by BackupWallet(), CDB::CDB(), CDB::Close(), Flush(), CDB::Rewrite(), Salvage(), ThreadFlushWalletDB(), and Verify().

boost::filesystem::path CDBEnv::path

private

Definition at line 35 of file db.h.

Referenced by Flush(), and Open().

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The documentation for this class was generated from the following files:

• src/db.h
• src/db.cpp