52 lines
1.0 KiB
Go
52 lines
1.0 KiB
Go
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package xinput_devnodes
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// #cgo CFLAGS: -g --std=gnu99 -pedantic -Wall
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// #cgo LDFLAGS: -lX11 -lXi
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// #include "devnodes.h"
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// #include <stdlib.h>
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// #include <string.h>
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import "C"
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import (
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"fmt"
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"unsafe"
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"regexp"
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)
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func FindKeyboardDevNode() string {
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xslaveinfos, freeMethod := GetXSlaveInfo()
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defer freeMethod()
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re := regexp.MustCompile(`(?i).*keyboard.*`)
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for _, xslaveinfo := range xslaveinfos {
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name, devNode := C.GoString(xslaveinfo.name), C.GoString(xslaveinfo.dev_node)
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if re.MatchString(name) {
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return devNode
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}
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}
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return ""
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}
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func Print() {
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xslaveinfos, freeMethod := GetXSlaveInfo()
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defer freeMethod()
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for _, xslaveinfo := range xslaveinfos {
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fmt.Printf("%s = %s\n", C.GoString(xslaveinfo.name), C.GoString(xslaveinfo.dev_node))
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}
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}
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func GetXSlaveInfo() ([]C.XSlaveInfo, func()) {
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xslaves := C.get_slave_info()
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arr := (*[1 << 30]C.XSlaveInfo)(unsafe.Pointer(xslaves.slaves))
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slice := arr[:xslaves.length:xslaves.length]
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freeMethod := func() {
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C.free_xslaves(xslaves)
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}
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return slice, freeMethod
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}
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