debian-forge-composer/vendor/github.com/jackc/pgproto3/v2/authentication_ok.go
Lars Karlitski 9c2c92f729 jobqueue: Introduce jobqueue backed by a postgres database
Co-authored-by: sanne <sanne.raymaekers@gmail.com>
2021-07-28 21:52:31 +01:00

39 lines
1 KiB
Go

package pgproto3
import (
"encoding/binary"
"errors"
"github.com/jackc/pgio"
)
// AuthenticationOk is a message sent from the backend indicating that authentication was successful.
type AuthenticationOk struct {
}
// Backend identifies this message as sendable by the PostgreSQL backend.
func (*AuthenticationOk) Backend() {}
// 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 *AuthenticationOk) Decode(src []byte) error {
if len(src) != 4 {
return errors.New("bad authentication message size")
}
authType := binary.BigEndian.Uint32(src)
if authType != AuthTypeOk {
return errors.New("bad auth type")
}
return nil
}
// Encode encodes src into dst. dst will include the 1 byte message type identifier and the 4 byte message length.
func (src *AuthenticationOk) Encode(dst []byte) []byte {
dst = append(dst, 'R')
dst = pgio.AppendInt32(dst, 8)
dst = pgio.AppendUint32(dst, AuthTypeOk)
return dst
}