public NpgsqlParameterStatus(Stream stream)
{
//Read message length
PGUtil.EatStreamBytes(stream, 4);
Parameter = PGUtil.ReadString(stream);
ParameterValue = PGUtil.ReadString(stream);
}
private NpgsqlBackendTypeInfo _typeInfo; // everything we know about this field type
public FieldData(Stream stream, NpgsqlBackendTypeMapping typeMapping)
{
Name = PGUtil.ReadString(stream);
TableOID = PGUtil.ReadInt32(stream);
ColumnAttributeNumber = PGUtil.ReadInt16(stream);
TypeInfo = typeMapping[TypeOID = PGUtil.ReadInt32(stream)];
TypeSize = PGUtil.ReadInt16(stream);
TypeModifier = PGUtil.ReadInt32(stream);
FormatCode = (FormatCode)PGUtil.ReadInt16(stream);
}
public CompletedResponse(Stream stream)
{
string[] tokens = PGUtil.ReadString(stream).Split();
if (tokens.Length > 1)
{
int rowsAffected;
if (int.TryParse(tokens[tokens.Length - 1], out rowsAffected))
{
_rowsAffected = rowsAffected;
}
else
{
_rowsAffected = null;
}
}
_lastInsertedOID = (tokens.Length > 2 && tokens[0].Trim().ToUpperInvariant() == "INSERT")
? long.Parse(tokens[1])
: (long?)null;
}
internal NpgsqlNotificationEventArgs(Stream stream, bool readAdditional)
{
PID = PGUtil.ReadInt32(stream);
Condition = PGUtil.ReadString(stream);
AdditionalInformation = readAdditional ? PGUtil.ReadString(stream) : string.Empty;
}
internal NpgsqlError(Stream stream)
{
// Check the messageLength value. If it is 1178686529, this would be the
// "FATA" string, which would mean a protocol 2.0 error string.
if (PGUtil.ReadInt32(stream) == 1178686529)
{
string[] v2Parts = ("FATA" + PGUtil.ReadString(stream)).Split(new char[] { ':' }, 2);
if (v2Parts.Length == 2)
{
_severity = v2Parts[0].Trim();
_message = v2Parts[1].Trim();
}
else
{
_severity = string.Empty;
_message = v2Parts[0].Trim();
}
}
else
{
bool done = false;
int fieldCode;
while (!done && (fieldCode = stream.ReadByte()) != -1)
{
switch ((byte)fieldCode)
{
case 0:
// Null terminator; error message fully consumed.
done = true;
;
break;
case (byte)ErrorFieldTypeCodes.Severity:
_severity = PGUtil.ReadString(stream);
;
break;
case (byte)ErrorFieldTypeCodes.Code:
_code = PGUtil.ReadString(stream);
;
break;
case (byte)ErrorFieldTypeCodes.Message:
_message = PGUtil.ReadString(stream);
;
break;
case (byte)ErrorFieldTypeCodes.Detail:
_detail = PGUtil.ReadString(stream);
;
break;
case (byte)ErrorFieldTypeCodes.Hint:
_hint = PGUtil.ReadString(stream);
;
break;
case (byte)ErrorFieldTypeCodes.Position:
_position = PGUtil.ReadString(stream);
;
break;
case (byte)ErrorFieldTypeCodes.InternalPosition:
_internalPosition = PGUtil.ReadString(stream);
;
break;
case (byte)ErrorFieldTypeCodes.InternalQuery:
_internalQuery = PGUtil.ReadString(stream);
;
break;
case (byte)ErrorFieldTypeCodes.Where:
_where = PGUtil.ReadString(stream);
;
break;
case (byte)ErrorFieldTypeCodes.File:
_file = PGUtil.ReadString(stream);
;
break;
case (byte)ErrorFieldTypeCodes.Line:
_line = PGUtil.ReadString(stream);
;
break;
case (byte)ErrorFieldTypeCodes.Routine:
_routine = PGUtil.ReadString(stream);
;
break;
case (byte)ErrorFieldTypeCodes.SchemaName:
_schemaName = PGUtil.ReadString(stream);
;
break;
case (byte)ErrorFieldTypeCodes.TableName:
_tableName = PGUtil.ReadString(stream);
;
break;
case (byte)ErrorFieldTypeCodes.ColumnName:
_columnName = PGUtil.ReadString(stream);
;
break;
case (byte)ErrorFieldTypeCodes.DataTypeName:
_datatypeName = PGUtil.ReadString(stream);
;
break;
case (byte)ErrorFieldTypeCodes.ConstraintName:
_constraintName = PGUtil.ReadString(stream);
;
break;
default:
// Unknown error field; consume and discard.
PGUtil.ReadString(stream);
;
break;
}
}
}
}
