/
hciconfig.go
90 lines (78 loc) · 1.67 KB
/
hciconfig.go
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package linux
import (
"bytes"
"os/exec"
"strings"
)
func NewHCIConfig(adapterID string) *HCIConfig {
return &HCIConfig{adapterID}
}
//HCIConfigResult contains details for an adapter
type HCIConfigResult struct {
Enabled bool
Address string
Type string
Bus string
}
// HCIConfig an hciconfig command wrapper
type HCIConfig struct {
adapterID string
}
//Status return status information for a hci device
func (h *HCIConfig) Status() (HCIConfigResult, error) {
cfg := HCIConfigResult{}
cmd := exec.Command("hciconfig", h.adapterID)
var out bytes.Buffer
cmd.Stdout = &out
err := cmd.Run()
if err != nil {
return HCIConfigResult{}, err
}
s := strings.Replace(out.String()[6:], "\t", "", -1)
lines := strings.Split(s, "\n")
// var parts []string
for i, line := range lines {
if i > 2 {
break
}
if i == 2 {
pp := strings.Split(line, " ")
cfg.Enabled = (pp[0] == "UP")
continue
}
subparts := strings.Split(line, " ")
for _, subpart := range subparts {
pp := strings.Split(subpart, ": ")
switch pp[0] {
case "Type":
cfg.Type = pp[1]
continue
case "Bus":
cfg.Bus = pp[1]
continue
case "BD Address":
cfg.Address = pp[1]
continue
}
}
}
return cfg, nil
}
// Up Turn on an HCI device
func (h *HCIConfig) Up() (HCIConfigResult, error) {
cmd := exec.Command("hciconfig", h.adapterID, "up")
err := cmd.Run()
if err != nil {
return HCIConfigResult{}, err
}
return h.Status()
}
// Down Turn down an HCI device
func (h *HCIConfig) Down() (HCIConfigResult, error) {
cmd := exec.Command("hciconfig", h.adapterID, "down")
err := cmd.Run()
if err != nil {
return HCIConfigResult{}, err
}
return h.Status()
}