public T1 GetValue <T1>(
byte[] pass,
CryptConfigFileHelperScryptParameters scryptParameters = null
)
{
try
{
return(Encoding.UTF8.GetString(CryptConfigFileHelper.Decrypt(
EncryptedData,
pass,
Salt,
scryptParameters
)).ParseJsonToType <T1>());
}
catch (EnumException <CryptConfigFileHelper.EDecryptErrCodes> enumExc)
{
if (enumExc.ExceptionCode == CryptConfigFileHelper.EDecryptErrCodes.WrongPassword)
{
throw EnumException.Create(
EGetValueT1ErrCodes.WrongPassword,
innerException: enumExc
);
}
throw;
}
}
public async Task ChangePass(
byte[] oldPass,
byte[] newPass,
CryptConfigFileHelperScryptParameters
scryptParameters = null
)
{
if (!CheckPass(oldPass))
{
throw new ArgumentException(
MyNameof.GetLocalVarName(() => oldPass)
);
}
var originData = GetOriginData(
oldPass,
scryptParameters
);
Salt = new byte[32];
MiscFuncs.GetRandomBytes(Salt);
EncryptedData = CryptConfigFileHelper.Encrypt(
originData,
newPass,
Salt,
scryptParameters
);
}
public byte[] GetOriginData(
byte[] pass,
CryptConfigFileHelperScryptParameters scryptParameters = null)
{
return(CryptConfigFileHelper.Decrypt(
EncryptedData,
pass,
Salt,
scryptParameters
));
}
public bool CheckPass(
byte[] pass,
CryptConfigFileHelperScryptParameters scryptParameters = null
)
{
try
{
CryptConfigFileHelper.Decrypt(
EncryptedData,
pass,
Salt,
scryptParameters
);
return(true);
}
catch
{
return(false);
}
}
public ScryptPassEncryptedData(
byte[] originData,
byte[] pass,
byte[] salt = null,
CryptConfigFileHelperScryptParameters scryptParameters = null
)
{
if (salt == null)
{
salt = new byte[32];
MiscFuncs.GetRandomBytes(salt);
}
if (salt.Length != 32)
{
throw new Exception("salt.Length != 32");
}
Salt = salt;
EncryptedData = CryptConfigFileHelper.Encrypt(
originData,
pass,
salt,
scryptParameters
);
}