Source file src/github.com/jackc/pgx/v5/pgproto3/ssl_request.go

Documentation: github.com/jackc/pgx/v5/pgproto3

     1  package pgproto3
     2  
     3  import (
     4  	"encoding/binary"
     5  	"encoding/json"
     6  	"errors"
     7  
     8  	"github.com/jackc/pgx/v5/internal/pgio"
     9  )
    10  
    11  const sslRequestNumber = 80877103
    12  
    13  type SSLRequest struct {
    14  }
    15  
    16  // Frontend identifies this message as sendable by a PostgreSQL frontend.
    17  func (*SSLRequest) Frontend() {}
    18  
    19  func (dst *SSLRequest) Decode(src []byte) error {
    20  	if len(src) < 4 {
    21  		return errors.New("ssl request too short")
    22  	}
    23  
    24  	requestCode := binary.BigEndian.Uint32(src)
    25  
    26  	if requestCode != sslRequestNumber {
    27  		return errors.New("bad ssl request code")
    28  	}
    29  
    30  	return nil
    31  }
    32  
    33  // Encode encodes src into dst. dst will include the 4 byte message length.
    34  func (src *SSLRequest) Encode(dst []byte) ([]byte, error) {
    35  	dst = pgio.AppendInt32(dst, 8)
    36  	dst = pgio.AppendInt32(dst, sslRequestNumber)
    37  	return dst, nil
    38  }
    39  
    40  // MarshalJSON implements encoding/json.Marshaler.
    41  func (src SSLRequest) MarshalJSON() ([]byte, error) {
    42  	return json.Marshal(struct {
    43  		Type            string
    44  		ProtocolVersion uint32
    45  		Parameters      map[string]string
    46  	}{
    47  		Type: "SSLRequest",
    48  	})
    49  }
    50  

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