private static Dbenv CreateEnv(EnvConfig envConfig)
{
BDbOffsetOf offsetOf = BDbOffsetOfReader.ReadXmlFile();
BDbOffsetOfInstance.SetInstance(offsetOf);
IntPtr pdbenv;
BerkeleyDbError error = BDbenvMethods.Create(offsetOf, out pdbenv);
if (error != 0)
{
throw new InvalidOperationException("db_env_create error " + BDbenvMethods.StrError(error));
}
BDbenvMethods methods = BDbenvMethods.GetMethods();
error = methods.Open(pdbenv, envConfig.DbHome, envConfig.OpenFlags);
if (error == BerkeleyDbError.ENOENT && envConfig.UseTempIfFault)
{
String dbHome = Path.Combine(Path.GetTempPath(), "berkeley_db_home");
Directory.CreateDirectory(dbHome);
error = methods.Open(pdbenv, dbHome, envConfig.OpenFlags);
}
if (error != 0)
{
methods.Close(pdbenv, 0);
throw new InvalidOperationException("DB_ENV->open error " + BDbenvMethods.StrError(error));
}
return(new Dbenv(pdbenv, methods));
}
public Dbenv(IntPtr pdbenv, BDbenvMethods methods)
{
Handle = pdbenv;
Methods = methods;
}
