/// <summary>
/// Reads the next part of the database.
/// </summary>
/// <returns>true if there was a next part</returns>
public bool Read()
{
if (_error)
{
throw new InvalidOperationException("An error has already been reported.");
}
if (CurrentPartType == PasswordSafePartType.None)
{
_error = true;
throw new InvalidOperationException("No passphrase set");
}
if (CurrentPartType == PasswordSafePartType.End)
{
return(false);
}
if (CurrentPartType == PasswordSafePartType.Keys)
{
Header = ReadHeader();
if (Header != null)
{
CurrentPartType = PasswordSafePartType.Header;
return(true);
}
return(false);
}
if (CurrentPartType == PasswordSafePartType.Header || CurrentPartType == PasswordSafePartType.Record)
{
Record = ReadRecord();
if (Record != null)
{
CurrentPartType = PasswordSafePartType.Record;
return(true);
}
}
ReadHmac();
CurrentPartType = PasswordSafePartType.End;
return(true);
}
/// <summary>
/// Reads one data record.
/// </summary>
/// <returns>The record</returns>
private PasswordSafeRecord ReadRecord()
{
var fields = ReadGenericRecord();
if (fields == null)
{
return(null);
}
var record = new PasswordSafeRecord();
var endSeen = false;
foreach (var field in fields)
{
if (endSeen)
{
throw new InvalidDataException("The END filed must be last in the header");
}
var data = field.DataBuffer();
switch ((PasswordSafeRecordTypeCode)field.Type)
{
case PasswordSafeRecordTypeCode.NAME:
throw new InvalidDataException("The NAME field type is not allowed here.");
case PasswordSafeRecordTypeCode.UUID:
if (data.Length != 16)
{
throw new InvalidDataException("UUID field length wrong");
}
record.Uuid = new Guid(data);
break;
case PasswordSafeRecordTypeCode.GROUP:
record.Group =
Encoding.UTF8.GetString(data, 0, data.Length); //.UTF8.GetString(data,0,data.Length);
break;
case PasswordSafeRecordTypeCode.TITLE:
record.Title = Encoding.UTF8.GetString(data, 0, data.Length);
break;
case PasswordSafeRecordTypeCode.USER:
record.User = Encoding.UTF8.GetString(data, 0, data.Length);
break;
case PasswordSafeRecordTypeCode.NOTES:
record.Notes = Encoding.UTF8.GetString(data, 0, data.Length);
break;
case PasswordSafeRecordTypeCode.PASSWORD:
record.PasswordValue = Encoding.UTF8.GetString(data, 0, data.Length);
break;
case PasswordSafeRecordTypeCode.CTIME:
record.TimeRecordCreatedUtc = GetUtcFromUnixTime(data);
break;
case PasswordSafeRecordTypeCode.PMTIME:
record.TimePasswordModifiedUtc = GetUtcFromUnixTime(data);
break;
case PasswordSafeRecordTypeCode.ATIME:
record.TimeRecordAccessedUtc = GetUtcFromUnixTime(data);
break;
case PasswordSafeRecordTypeCode.LTIME:
record.TimePasswordExpiresUtc = GetUtcFromUnixTime(data);
break;
case PasswordSafeRecordTypeCode.POLICY:
throw new InvalidDataException("The POLICY field type is not allowed here.");
case PasswordSafeRecordTypeCode.RMTIME:
record.TimeRecordModifiedUtc = GetUtcFromUnixTime(data);
break;
case PasswordSafeRecordTypeCode.URL:
record.ResourceLocator = Encoding.UTF8.GetString(data, 0, data.Length);
break;
case PasswordSafeRecordTypeCode.AUTOTYPE:
record.AutoType = Encoding.UTF8.GetString(data, 0, data.Length);
break;
case PasswordSafeRecordTypeCode.PWHIST:
var serializedHistory = Encoding.UTF8.GetString(data, 0, data.Length);
record.PasswordHistory = PasswordSafePasswordHistory.Parse(serializedHistory);
break;
case PasswordSafeRecordTypeCode.END:
endSeen = true;
break;
default:
record.UnknownFieldEntriesAdd(field);
break;
}
}
return(record);
}
