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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
66 lines
1.4 KiB
Go
66 lines
1.4 KiB
Go
package pgproto3
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import (
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"bytes"
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"encoding/json"
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"github.com/jackc/pgio"
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)
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type ParameterStatus struct {
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Name string
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Value string
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}
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// Backend identifies this message as sendable by the PostgreSQL backend.
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func (*ParameterStatus) Backend() {}
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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 *ParameterStatus) Decode(src []byte) error {
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buf := bytes.NewBuffer(src)
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b, err := buf.ReadBytes(0)
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if err != nil {
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return err
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}
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name := string(b[:len(b)-1])
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b, err = buf.ReadBytes(0)
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if err != nil {
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return err
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}
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value := string(b[:len(b)-1])
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*dst = ParameterStatus{Name: name, Value: value}
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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 *ParameterStatus) Encode(dst []byte) []byte {
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dst = append(dst, 'S')
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sp := len(dst)
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dst = pgio.AppendInt32(dst, -1)
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dst = append(dst, src.Name...)
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dst = append(dst, 0)
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dst = append(dst, src.Value...)
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dst = append(dst, 0)
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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.Marshaler.
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func (ps ParameterStatus) MarshalJSON() ([]byte, error) {
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return json.Marshal(struct {
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Type string
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Name string
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Value string
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}{
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Type: "ParameterStatus",
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Name: ps.Name,
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Value: ps.Value,
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})
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}
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