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ble_adv.go
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ble_adv.go
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/**
* Licensed to the Apache Software Foundation (ASF) under one
* or more contributor license agreements. See the NOTICE file
* distributed with this work for additional information
* regarding copyright ownership. The ASF licenses this file
* to you 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
*
* http://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.
*/
package main
import (
"fmt"
"os"
"os/signal"
"syscall"
log "github.com/sirupsen/logrus"
"mynewt.apache.org/newt/util"
"github.com/EMFluids/mynewt-newtmgr/nmxact/nmble"
"github.com/EMFluids/mynewt-newtmgr/nmxact/nmxutil"
"github.com/EMFluids/mynewt-newtmgr/nmxact/sesn"
"github.com/EMFluids/mynewt-newtmgr/nmxact/xport"
)
func configExitHandler(x xport.Xport, s sesn.Sesn) {
onExit := func() {
if s != nil && s.IsOpen() {
s.Close()
}
x.Stop()
}
sigChan := make(chan os.Signal, 1)
signal.Notify(sigChan)
go func() {
for {
s := <-sigChan
switch s {
case os.Interrupt, syscall.SIGTERM:
onExit()
os.Exit(0)
case syscall.SIGQUIT:
util.PrintStacks()
}
}
}()
}
func main() {
nmxutil.Debug = true
nmxutil.SetLogLevel(log.DebugLevel)
//nmxutil.SetLogLevel(log.InfoLevel)
// Initialize the BLE transport.
params := nmble.NewXportCfg()
params.SockPath = "/tmp/blehostd-uds"
params.BlehostdPath = "blehostd"
params.DevPath = "/dev/cu.usbmodem141131"
x, err := nmble.NewBleXport(params)
if err != nil {
fmt.Fprintf(os.Stderr, "error creating BLE transport: %s\n",
err.Error())
os.Exit(1)
}
// Start the BLE transport.
if err := x.Start(); err != nil {
fmt.Fprintf(os.Stderr, "error starting BLE transport: %s\n",
err.Error())
os.Exit(1)
}
defer x.Stop()
configExitHandler(x, nil)
advertiser := x.Advertiser()
for {
closeCh := make(chan struct{})
ac := nmble.NewAdvertiseCfg()
ac.AdvFields.Flags = new(uint8)
*ac.AdvFields.Flags = 6
ac.AdvFields.Name = new(string)
*ac.AdvFields.Name = "gwadv"
ac.SesnCfg.OnCloseCb = func(s sesn.Sesn, err error) {
close(closeCh)
}
_, err := advertiser.Start(ac)
if err != nil {
fmt.Fprintf(os.Stderr, "error starting advertise: %s\n",
err.Error())
os.Exit(1)
}
<-closeCh
}
}