64 lines
1.3 KiB
Go
64 lines
1.3 KiB
Go
package syslog
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import (
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"errors"
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"strings"
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)
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// Framing represents the framing technique we expect the messages to come.
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type Framing int
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const (
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// OctetCounting indicates the transparent framing technique for syslog transport.
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OctetCounting Framing = iota
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// NonTransparent indicates the non-transparent framing technique for syslog transport.
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NonTransparent
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)
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func (f Framing) String() string {
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switch f {
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case OctetCounting:
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return "OCTET-COUNTING"
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case NonTransparent:
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return "NON-TRANSPARENT"
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}
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return ""
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}
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// UnmarshalTOML implements ability to unmarshal framing from TOML files.
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func (f *Framing) UnmarshalTOML(data []byte) error {
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return f.UnmarshalText(data)
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}
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// UnmarshalText implements encoding.TextUnmarshaler
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func (f *Framing) UnmarshalText(data []byte) error {
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s := string(data)
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switch strings.ToUpper(s) {
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case `OCTET-COUNTING`:
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fallthrough
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case `"OCTET-COUNTING"`:
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fallthrough
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case `'OCTET-COUNTING'`:
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*f = OctetCounting
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return nil
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case `NON-TRANSPARENT`:
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fallthrough
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case `"NON-TRANSPARENT"`:
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fallthrough
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case `'NON-TRANSPARENT'`:
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*f = NonTransparent
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return nil
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}
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*f = -1
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return errors.New("unknown framing")
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}
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// MarshalText implements encoding.TextMarshaller
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func (f Framing) MarshalText() ([]byte, error) {
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s := f.String()
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if s != "" {
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return []byte(s), nil
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}
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return nil, errors.New("unknown framing")
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}
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