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https://github.com/superseriousbusiness/gotosocial.git
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2dc9fc1626
* start moving to bun * changing more stuff * more * and yet more * tests passing * seems stable now * more big changes * small fix * little fixes
82 lines
1.9 KiB
Go
82 lines
1.9 KiB
Go
package pgproto3
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import (
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"encoding/binary"
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"encoding/json"
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"errors"
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"github.com/jackc/pgio"
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)
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// AuthenticationSASLFinal is a message sent from the backend indicating a SASL authentication has completed.
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type AuthenticationSASLFinal struct {
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Data []byte
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}
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// Backend identifies this message as sendable by the PostgreSQL backend.
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func (*AuthenticationSASLFinal) Backend() {}
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// Backend identifies this message as an authentication response.
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func (*AuthenticationSASLFinal) AuthenticationResponse() {}
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// Decode decodes src into dst. src must contain the complete message with the exception of the initial 1 byte message
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// type identifier and 4 byte message length.
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func (dst *AuthenticationSASLFinal) Decode(src []byte) error {
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if len(src) < 4 {
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return errors.New("authentication message too short")
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}
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authType := binary.BigEndian.Uint32(src)
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if authType != AuthTypeSASLFinal {
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return errors.New("bad auth type")
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}
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dst.Data = src[4:]
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return nil
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}
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// Encode encodes src into dst. dst will include the 1 byte message type identifier and the 4 byte message length.
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func (src *AuthenticationSASLFinal) Encode(dst []byte) []byte {
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dst = append(dst, 'R')
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sp := len(dst)
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dst = pgio.AppendInt32(dst, -1)
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dst = pgio.AppendUint32(dst, AuthTypeSASLFinal)
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dst = append(dst, src.Data...)
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pgio.SetInt32(dst[sp:], int32(len(dst[sp:])))
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return dst
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}
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// MarshalJSON implements encoding/json.Unmarshaler.
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func (src AuthenticationSASLFinal) MarshalJSON() ([]byte, error) {
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return json.Marshal(struct {
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Type string
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Data string
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}{
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Type: "AuthenticationSASLFinal",
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Data: string(src.Data),
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})
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}
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// UnmarshalJSON implements encoding/json.Unmarshaler.
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func (dst *AuthenticationSASLFinal) UnmarshalJSON(data []byte) error {
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// Ignore null, like in the main JSON package.
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if string(data) == "null" {
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return nil
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}
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var msg struct {
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Data string
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}
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if err := json.Unmarshal(data, &msg); err != nil {
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return err
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}
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dst.Data = []byte(msg.Data)
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return nil
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}
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