Method Decode

pgproto3/parameter_description.go:22–41

Decode decodes src into dst. src must contain the complete message with the exception of the initial 1 byte message type identifier and 4 byte message length.

(src []byte)

// Decode decodes src into dst. src must contain the complete message with the exception of the initial 1 byte message
// type identifier and 4 byte message length.
func (dst *ParameterDescription) Decode(src []byte) error {
	buf := bytes.NewBuffer(src)

	if buf.Len() < 2 {
		return &invalidMessageFormatErr{messageType: "ParameterDescription"}
	}

	// Reported parameter count will be incorrect when number of args is greater than uint16
	buf.Next(2)
	// Instead infer parameter count by remaining size of message
	parameterCount := buf.Len() / 4

	*dst = ParameterDescription{ParameterOIDs: make([]uint32, parameterCount)}

	for i := range parameterCount {
		dst.ParameterOIDs[i] = binary.BigEndian.Uint32(buf.Next(4))
	}

	return nil
}

// Encode encodes src into dst. dst will include the 1 byte message type identifier and the 4 byte message length.
func (src *ParameterDescription) Encode(dst []byte) ([]byte, error) {