/
serial_port_logger.go
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/
serial_port_logger.go
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// Copyright 2024 Google LLC
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
// https://www.apache.org/licenses/LICENSE-2.0
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
// Serial port logger util for Google Guest Agent, Google Metadata script runner and Google Authorized Keys
package utils
import "github.com/tarm/serial"
// SerialPort is a type for writing to a named serial port.
type SerialPort struct {
Port string
}
func (s *SerialPort) Write(b []byte) (int, error) {
c := &serial.Config{Name: s.Port, Baud: 115200}
p, err := serial.OpenPort(c)
if err != nil {
return 0, err
}
defer p.Close()
return p.Write(b)
}