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package pgproto3
import (
"encoding/hex"
"encoding/json"
"github.com/jackc/pgx/v5/internal/pgio"
)
type SASLResponse struct {
Data []byte
}
// Frontend identifies this message as sendable by a PostgreSQL frontend.
func (*SASLResponse) Frontend() {}
// 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 *SASLResponse) Decode(src []byte) error {
*dst = SASLResponse{Data: src}
return nil
}
// Encode encodes src into dst. dst will include the 1 byte message type identifier and the 4 byte message length.
func (src *SASLResponse) Encode(dst []byte) []byte {
dst = append(dst, 'p')
dst = pgio.AppendInt32(dst, int32(4+len(src.Data)))
dst = append(dst, src.Data...)
return dst
}
// MarshalJSON implements encoding/json.Marshaler.
func (src SASLResponse) MarshalJSON() ([]byte, error) {
return json.Marshal(struct {
Type string
Data string
}{
Type: "SASLResponse",
Data: string(src.Data),
})
}
// UnmarshalJSON implements encoding/json.Unmarshaler.
func (dst *SASLResponse) UnmarshalJSON(data []byte) error {
var msg struct {
Data string
}
if err := json.Unmarshal(data, &msg); err != nil {
return err
}
if msg.Data != "" {
decoded, err := hex.DecodeString(msg.Data)
if err != nil {
return err
}
dst.Data = decoded
}
return nil
}
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