* Move all physical device initialization logic to main functions

* Move all virtual device initialization to virtualbuffer package.
* Factor out common eventcode helper logic into a new package.
This commit is contained in:
Anna Rose Wiggins 2025-08-11 14:54:02 -04:00
parent 1b374bccc6
commit 727985f91c
17 changed files with 777 additions and 771 deletions

View file

@ -5,7 +5,8 @@ import (
"slices"
// TODO: using config here feels like bad coupling... ButtonFromIndex might need a refactor / move
"git.annabunches.net/annabunches/joyful/internal/configparser"
"git.annabunches.net/annabunches/joyful/internal/eventcodes"
"git.annabunches.net/annabunches/joyful/internal/logger"
"github.com/holoplot/go-evdev"
flag "github.com/spf13/pflag"
@ -20,7 +21,7 @@ func isJoystickLike(device *evdev.InputDevice) bool {
if slices.Contains(types, evdev.EV_KEY) {
buttons := device.CapableEvents(evdev.EV_KEY)
for _, code := range configparser.ButtonFromIndex {
for _, code := range eventcodes.ButtonFromIndex {
if slices.Contains(buttons, code) {
return true
}

129
cmd/joyful/config.go Normal file
View file

@ -0,0 +1,129 @@
package main
import (
"context"
"strings"
"sync"
"git.annabunches.net/annabunches/joyful/internal/configparser"
"git.annabunches.net/annabunches/joyful/internal/logger"
"git.annabunches.net/annabunches/joyful/internal/mappingrules"
"git.annabunches.net/annabunches/joyful/internal/virtualdevice"
"github.com/holoplot/go-evdev"
)
func initPhysicalDevices(conf *configparser.Config) map[string]*evdev.InputDevice {
pDeviceMap := make(map[string]*evdev.InputDevice)
for _, devConfig := range conf.Devices {
if strings.ToLower(devConfig.Type) != configparser.DeviceTypePhysical {
continue
}
innerConfig := devConfig.Config.(configparser.DeviceConfigPhysical)
name, device, err := initPhysicalDevice(innerConfig)
if err != nil {
logger.LogError(err, "Failed to initialize physical device")
continue
}
pDeviceMap[name] = device
displayName := innerConfig.DeviceName
if innerConfig.DevicePath != "" {
displayName = innerConfig.DevicePath
}
logger.Logf("Connected to '%s' as '%s'", displayName, name)
}
if len(pDeviceMap) == 0 {
logger.Log("Warning: no physical devices found in configuration. No rules will work.")
}
return pDeviceMap
}
func initPhysicalDevice(config configparser.DeviceConfigPhysical) (string, *evdev.InputDevice, error) {
name := config.Name
var device *evdev.InputDevice
var err error
if config.DevicePath != "" {
device, err = evdev.Open(config.DevicePath)
} else {
device, err = evdev.OpenByName(config.DeviceName)
}
if config.Lock && err == nil {
grabErr := device.Grab()
logger.LogIfError(grabErr, "Failed to lock device for exclusive access")
}
return name, device, err
}
// TODO: juggling all these maps is a pain. Is there a better solution here?
func initVirtualBuffers(config *configparser.Config) (map[string]*evdev.InputDevice,
map[string]*virtualdevice.EventBuffer,
map[*evdev.InputDevice]*virtualdevice.EventBuffer) {
vDevicesByName := make(map[string]*evdev.InputDevice)
vBuffersByName := make(map[string]*virtualdevice.EventBuffer)
vBuffersByDevice := make(map[*evdev.InputDevice]*virtualdevice.EventBuffer)
for _, devConfig := range config.Devices {
if strings.ToLower(devConfig.Type) != configparser.DeviceTypeVirtual {
continue
}
vConfig := devConfig.Config.(configparser.DeviceConfigVirtual)
buffer, err := virtualdevice.NewEventBuffer(vConfig)
if err != nil {
logger.LogError(err, "Failed to create virtual device, skipping")
continue
}
vDevicesByName[buffer.Name] = buffer.Device.(*evdev.InputDevice)
vBuffersByName[buffer.Name] = buffer
vBuffersByDevice[buffer.Device.(*evdev.InputDevice)] = buffer
}
if len(vDevicesByName) == 0 {
logger.Log("Warning: no virtual devices found in configuration. No rules will work.")
}
return vDevicesByName, vBuffersByName, vBuffersByDevice
}
func loadRules(
config *configparser.Config,
pDevices map[string]*evdev.InputDevice,
vDevices map[string]*evdev.InputDevice,
modes []string) ([]mappingrules.MappingRule, <-chan ChannelEvent, func(), *sync.WaitGroup) {
var wg sync.WaitGroup
eventChannel := make(chan ChannelEvent, 1000)
ctx, cancel := context.WithCancel(context.Background())
// Initialize rules
rules := configparser.InitRules(config.Rules, pDevices, vDevices, modes)
logger.Logf("Created %d mapping rules.", len(rules))
// start listening for events on devices and timers
for _, device := range pDevices {
wg.Add(1)
go eventWatcher(device, eventChannel, ctx, &wg)
}
timerCount := 0
for _, rule := range rules {
if timedRule, ok := rule.(mappingrules.TimedEventEmitter); ok {
wg.Add(1)
go timerWatcher(timedRule, eventChannel, ctx, &wg)
timerCount++
}
}
logger.Logf("Registered %d timers.", timerCount)
go consoleWatcher(eventChannel)
return rules, eventChannel, cancel, &wg
}

View file

@ -1,47 +0,0 @@
package main
import (
"git.annabunches.net/annabunches/joyful/internal/configparser"
"git.annabunches.net/annabunches/joyful/internal/logger"
"github.com/holoplot/go-evdev"
)
func initPhysicalDevices(conf *configparser.Config) map[string]*evdev.InputDevice {
pDeviceMap := make(map[string]*evdev.InputDevice)
for _, devConfig := range conf.Devices {
if devConfig.Type != configparser.DeviceTypePhysical {
continue
}
name, device, err := initPhysicalDevice(devConfig.Config.(configparser.DeviceConfigPhysical))
if err != nil {
logger.LogError(err, "Failed to initialize device")
}
pDeviceMap[name] = device
}
if len(pDeviceMap) == 0 {
logger.Log("Warning: no physical devices found in configuration. No rules will work.")
}
return pDeviceMap
}
func initPhysicalDevice(config configparser.DeviceConfigPhysical) (string, *evdev.InputDevice, error) {
name := config.Name
var device *evdev.InputDevice
var err error
if config.DevicePath != "" {
device, err = evdev.Open(config.DevicePath)
} else {
device, err = evdev.OpenByName(config.DeviceName)
}
if config.Lock && err == nil {
grabErr := device.Grab()
logger.LogIfError(grabErr, "Failed to lock device for exclusive access")
}
return name, device, err
}

View file

@ -1,19 +1,15 @@
package main
import (
"context"
"fmt"
"os"
"strings"
"sync"
"github.com/holoplot/go-evdev"
flag "github.com/spf13/pflag"
"git.annabunches.net/annabunches/joyful/internal/configparser"
"git.annabunches.net/annabunches/joyful/internal/logger"
"git.annabunches.net/annabunches/joyful/internal/mappingrules"
"git.annabunches.net/annabunches/joyful/internal/virtualdevice"
)
func getConfigDir(dir string) string {
@ -21,24 +17,6 @@ func getConfigDir(dir string) string {
return os.ExpandEnv(configDir)
}
func initVirtualBuffers(config *configparser.ConfigParser) (map[string]*evdev.InputDevice,
map[string]*virtualdevice.EventBuffer,
map[*evdev.InputDevice]*virtualdevice.EventBuffer) {
vDevices := config.InitVirtualDevices()
if len(vDevices) == 0 {
logger.Log("Warning: no virtual devices found in configuration. No rules will work.")
}
vBuffersByName := make(map[string]*virtualdevice.EventBuffer)
vBuffersByDevice := make(map[*evdev.InputDevice]*virtualdevice.EventBuffer)
for name, device := range vDevices {
vBuffersByName[name] = virtualdevice.NewEventBuffer(device)
vBuffersByDevice[device] = vBuffersByName[name]
}
return vDevices, vBuffersByName, vBuffersByDevice
}
func main() {
// parse command-line
var configFlag string
@ -62,20 +40,26 @@ func main() {
// Initialize physical devices
pDevices := initPhysicalDevices(config)
// Load the rules
rules, eventChannel, cancel, wg := loadRules(config, pDevices, vDevicesByName)
// initialize the mode variables
var mode string
modes := config.Modes
if len(modes) == 0 {
mode = "*"
} else {
mode = config.Modes[0]
}
// initialize the mode variable
mode := config.GetModes()[0]
// Load the rules
rules, eventChannel, cancel, wg := loadRules(config, pDevices, vDevicesByName, modes)
// initialize TTS phrases for modes
for _, m := range config.GetModes() {
for _, m := range modes {
tts.AddMessage(m)
logger.LogDebugf("Added TTS message '%s'", m)
}
fmt.Println("Joyful Running! Press Ctrl+C to quit. Press Enter to reload rules.")
if len(config.GetModes()) > 1 {
if len(modes) > 0 {
logger.Logf("Initial mode set to '%s'", mode)
}
@ -113,13 +97,18 @@ func main() {
case ChannelEventReload:
// stop existing channels
config, err := configparser.ParseConfig(configDir) // reload the config
if err != nil {
logger.LogError(err, "Failed to parse config, no changes made")
continue
}
fmt.Println("Reloading rules.")
cancel()
fmt.Println("Waiting for existing listeners to exit. Provide input from each of your devices.")
wg.Wait()
fmt.Println("Listeners exited. Parsing config.")
config := readConfig(configDir) // reload the config
rules, eventChannel, cancel, wg = loadRules(config, pDevices, vDevicesByName)
fmt.Println("Listeners exited. Loading new rules.")
rules, eventChannel, cancel, wg = loadRules(config, pDevices, vDevicesByName, modes)
fmt.Println("Config re-loaded. Only rule changes applied. Device and Mode changes require restart.")
}
@ -128,37 +117,3 @@ func main() {
}
}
}
func loadRules(
config *configparser.ConfigParser,
pDevices map[string]*evdev.InputDevice,
vDevices map[string]*evdev.InputDevice) ([]mappingrules.MappingRule, <-chan ChannelEvent, func(), *sync.WaitGroup) {
var wg sync.WaitGroup
eventChannel := make(chan ChannelEvent, 1000)
ctx, cancel := context.WithCancel(context.Background())
// Initialize rules
rules := config.InitRules(pDevices, vDevices)
logger.Logf("Created %d mapping rules.", len(rules))
// start listening for events on devices and timers
for _, device := range pDevices {
wg.Add(1)
go eventWatcher(device, eventChannel, ctx, &wg)
}
timerCount := 0
for _, rule := range rules {
if timedRule, ok := rule.(mappingrules.TimedEventEmitter); ok {
wg.Add(1)
go timerWatcher(timedRule, eventChannel, ctx, &wg)
timerCount++
}
}
logger.Logf("Registered %d timers.", timerCount)
go consoleWatcher(eventChannel)
return rules, eventChannel, cancel, &wg
}

View file

@ -8,74 +8,6 @@ import (
"github.com/holoplot/go-evdev"
)
// InitVirtualDevices will register any configured devices with type = virtual
// using /dev/uinput, and return a map of those devices.
//
// This function assumes Parse() has been called.
//
// This function should only be called once, unless we want to create duplicate devices for some reason.
func (parser *ConfigParser) InitVirtualDevices() map[string]*evdev.InputDevice {
deviceMap := make(map[string]*evdev.InputDevice)
for _, deviceConfig := range parser.config.Devices {
if strings.ToLower(deviceConfig.Type) != DeviceTypeVirtual {
continue
}
deviceConfig := deviceConfig.Config.(DeviceConfigVirtual)
name := fmt.Sprintf("joyful-%s", deviceConfig.Name)
var capabilities map[evdev.EvType][]evdev.EvCode
// todo: add tests for presets
switch deviceConfig.Preset {
case DevicePresetGamepad:
capabilities = CapabilitiesPresetGamepad
case DevicePresetKeyboard:
capabilities = CapabilitiesPresetKeyboard
case DevicePresetJoystick:
capabilities = CapabilitiesPresetJoystick
case DevicePresetMouse:
capabilities = CapabilitiesPresetMouse
default:
capabilities = map[evdev.EvType][]evdev.EvCode{
evdev.EV_KEY: makeButtons(deviceConfig.NumButtons, deviceConfig.Buttons),
evdev.EV_ABS: makeAxes(deviceConfig.NumAxes, deviceConfig.Axes),
evdev.EV_REL: makeRelativeAxes(deviceConfig.NumRelativeAxes, deviceConfig.RelativeAxes),
}
}
device, err := evdev.CreateDevice(
name,
// TODO: who knows what these should actually be
evdev.InputID{
BusType: 0x03,
Vendor: 0x4711,
Product: 0x0816,
Version: 1,
},
capabilities,
)
if err != nil {
logger.LogIfError(err, "Failed to create virtual device")
continue
}
deviceMap[deviceConfig.Name] = device
logger.Log(fmt.Sprintf(
"Created virtual device '%s' with %d buttons, %d axes, and %d relative axes",
name,
len(capabilities[evdev.EV_KEY]),
len(capabilities[evdev.EV_ABS]),
len(capabilities[evdev.EV_REL]),
))
}
return deviceMap
}
// InitPhysicalDevices will create InputDevices corresponding to any registered
// devices with type = physical.
//
@ -123,99 +55,3 @@ func (parser *ConfigParser) InitPhysicalDevices() map[string]*evdev.InputDevice
return deviceMap
}
// TODO: these functions have a lot of duplication; we need to figure out how to refactor it cleanly
// without losing logging context...
func makeButtons(numButtons int, buttonList []string) []evdev.EvCode {
if numButtons > 0 && len(buttonList) > 0 {
logger.Log("'num_buttons' and 'buttons' both specified, ignoring 'num_buttons'")
}
if numButtons > VirtualDeviceMaxButtons {
numButtons = VirtualDeviceMaxButtons
logger.Logf("Limiting virtual device buttons to %d", VirtualDeviceMaxButtons)
}
if len(buttonList) > 0 {
buttons := make([]evdev.EvCode, 0, len(buttonList))
for _, codeStr := range buttonList {
code, err := parseCode(codeStr, "BTN")
if err != nil {
logger.LogError(err, "Failed to create button, skipping")
continue
}
buttons = append(buttons, code)
}
return buttons
}
buttons := make([]evdev.EvCode, numButtons)
for i := 0; i < numButtons; i++ {
buttons[i] = ButtonFromIndex[i]
}
return buttons
}
func makeAxes(numAxes int, axisList []string) []evdev.EvCode {
if numAxes > 0 && len(axisList) > 0 {
logger.Log("'num_axes' and 'axes' both specified, ignoring 'num_axes'")
}
if len(axisList) > 0 {
axes := make([]evdev.EvCode, 0, len(axisList))
for _, codeStr := range axisList {
code, err := parseCode(codeStr, "ABS")
if err != nil {
logger.LogError(err, "Failed to create axis, skipping")
continue
}
axes = append(axes, code)
}
return axes
}
if numAxes > 8 {
numAxes = 8
logger.Log("Limiting virtual device axes to 8")
}
axes := make([]evdev.EvCode, numAxes)
for i := 0; i < numAxes; i++ {
axes[i] = evdev.EvCode(i)
}
return axes
}
func makeRelativeAxes(numAxes int, axisList []string) []evdev.EvCode {
if numAxes > 0 && len(axisList) > 0 {
logger.Log("'num_rel_axes' and 'rel_axes' both specified, ignoring 'num_rel_axes'")
}
if len(axisList) > 0 {
axes := make([]evdev.EvCode, 0, len(axisList))
for _, codeStr := range axisList {
code, err := parseCode(codeStr, "REL")
if err != nil {
logger.LogError(err, "Failed to create axis, skipping")
continue
}
axes = append(axes, code)
}
return axes
}
if numAxes > 10 {
numAxes = 10
logger.Log("Limiting virtual device relative axes to 10")
}
axes := make([]evdev.EvCode, numAxes)
for i := 0; i < numAxes; i++ {
axes[i] = evdev.EvCode(i)
}
return axes
}

View file

@ -4,6 +4,7 @@ import (
"errors"
"fmt"
"git.annabunches.net/annabunches/joyful/internal/eventcodes"
"git.annabunches.net/annabunches/joyful/internal/mappingrules"
"github.com/holoplot/go-evdev"
)
@ -14,7 +15,7 @@ func makeRuleTargetButton(targetConfig RuleTargetConfigButton, devs map[string]D
return nil, fmt.Errorf("non-existent device '%s'", targetConfig.Device)
}
eventCode, err := parseCodeButton(targetConfig.Button)
eventCode, err := eventcodes.ParseCodeButton(targetConfig.Button)
if err != nil {
return nil, err
}
@ -37,7 +38,7 @@ func makeRuleTargetAxis(targetConfig RuleTargetConfigAxis, devs map[string]Devic
return nil, errors.New("deadzone_end must be greater than deadzone_start")
}
eventCode, err := parseCode(targetConfig.Axis, CodePrefixAxis)
eventCode, err := eventcodes.ParseCode(targetConfig.Axis, eventcodes.CodePrefixAxis)
if err != nil {
return nil, err
}
@ -63,7 +64,7 @@ func makeRuleTargetRelaxis(targetConfig RuleTargetConfigRelaxis, devs map[string
return nil, fmt.Errorf("non-existent device '%s'", targetConfig.Device)
}
eventCode, err := parseCode(targetConfig.Axis, CodePrefixRelaxis)
eventCode, err := eventcodes.ParseCode(targetConfig.Axis, eventcodes.CodePrefixRelaxis)
if err != nil {
return nil, err
}
@ -83,11 +84,6 @@ func makeRuleTargetModeSelect(targetConfig RuleTargetConfigModeSelect, allModes
return mappingrules.NewRuleTargetModeSelect(targetConfig.Modes)
}
// hasError exists solely to switch on errors in case statements
func hasError(_ any, err error) bool {
return err != nil
}
// calculateDeadzones produces the deadzone start and end values in absolute terms
// TODO: on the one hand, this logic feels betten encapsulated in mappingrules. On the other hand,
// passing even more parameters to NewRuleTargetAxis feels terrible

View file

@ -14,9 +14,8 @@ import (
// This would speed up rule matching by only checking relevant rules for a given input event.
// We could take this further and make it a map[<struct of *inputdevice, type, and code>][]rule
// For very large rule-bases this may be helpful for staying performant.
func (parser *ConfigParser) InitRules(pInputDevs map[string]*evdev.InputDevice, vInputDevs map[string]*evdev.InputDevice) []mappingrules.MappingRule {
func InitRules(config []RuleConfig, pInputDevs map[string]*evdev.InputDevice, vInputDevs map[string]*evdev.InputDevice, modes []string) []mappingrules.MappingRule {
rules := make([]mappingrules.MappingRule, 0)
modes := parser.GetModes()
// Golang can't inspect the concrete map type to determine interface conformance,
// so we handle that here.
@ -29,7 +28,7 @@ func (parser *ConfigParser) InitRules(pInputDevs map[string]*evdev.InputDevice,
vDevs[name] = dev
}
for _, ruleConfig := range parser.config.Rules {
for _, ruleConfig := range config {
var newRule mappingrules.MappingRule
var err error

View file

@ -1,18 +1,9 @@
package configparser
import (
"github.com/holoplot/go-evdev"
)
const (
DeviceTypePhysical = "physical"
DeviceTypeVirtual = "virtual"
DevicePresetKeyboard = "keyboard"
DevicePresetGamepad = "gamepad"
DevicePresetJoystick = "joystick"
DevicePresetMouse = "mouse"
RuleTypeButton = "button"
RuleTypeButtonCombo = "button-combo"
RuleTypeButtonLatched = "button-latched"
@ -21,368 +12,4 @@ const (
RuleTypeAxisToButton = "axis-to-button"
RuleTypeAxisToRelaxis = "axis-to-relaxis"
RuleTypeModeSelect = "mode-select"
CodePrefixButton = "BTN"
CodePrefixKey = "KEY"
CodePrefixAxis = "ABS"
CodePrefixRelaxis = "REL"
VirtualDeviceMaxButtons = 74
)
var (
ButtonFromIndex = []evdev.EvCode{
evdev.BTN_TRIGGER,
evdev.BTN_THUMB,
evdev.BTN_THUMB2,
evdev.BTN_TOP,
evdev.BTN_TOP2,
evdev.BTN_PINKIE,
evdev.BTN_BASE,
evdev.BTN_BASE2,
evdev.BTN_BASE3,
evdev.BTN_BASE4,
evdev.BTN_BASE5,
evdev.BTN_BASE6,
evdev.EvCode(0x12c), // decimal 300
evdev.EvCode(0x12d), // decimal 301
evdev.EvCode(0x12e), // decimal 302
evdev.BTN_DEAD,
evdev.BTN_TRIGGER_HAPPY1,
evdev.BTN_TRIGGER_HAPPY2,
evdev.BTN_TRIGGER_HAPPY3,
evdev.BTN_TRIGGER_HAPPY4,
evdev.BTN_TRIGGER_HAPPY5,
evdev.BTN_TRIGGER_HAPPY6,
evdev.BTN_TRIGGER_HAPPY7,
evdev.BTN_TRIGGER_HAPPY8,
evdev.BTN_TRIGGER_HAPPY9,
evdev.BTN_TRIGGER_HAPPY10,
evdev.BTN_TRIGGER_HAPPY11,
evdev.BTN_TRIGGER_HAPPY12,
evdev.BTN_TRIGGER_HAPPY13,
evdev.BTN_TRIGGER_HAPPY14,
evdev.BTN_TRIGGER_HAPPY15,
evdev.BTN_TRIGGER_HAPPY16,
evdev.BTN_TRIGGER_HAPPY17,
evdev.BTN_TRIGGER_HAPPY18,
evdev.BTN_TRIGGER_HAPPY19,
evdev.BTN_TRIGGER_HAPPY20,
evdev.BTN_TRIGGER_HAPPY21,
evdev.BTN_TRIGGER_HAPPY22,
evdev.BTN_TRIGGER_HAPPY23,
evdev.BTN_TRIGGER_HAPPY24,
evdev.BTN_TRIGGER_HAPPY25,
evdev.BTN_TRIGGER_HAPPY26,
evdev.BTN_TRIGGER_HAPPY27,
evdev.BTN_TRIGGER_HAPPY28,
evdev.BTN_TRIGGER_HAPPY29,
evdev.BTN_TRIGGER_HAPPY30,
evdev.BTN_TRIGGER_HAPPY31,
evdev.BTN_TRIGGER_HAPPY32,
evdev.BTN_TRIGGER_HAPPY33,
evdev.BTN_TRIGGER_HAPPY34,
evdev.BTN_TRIGGER_HAPPY35,
evdev.BTN_TRIGGER_HAPPY36,
evdev.BTN_TRIGGER_HAPPY37,
evdev.BTN_TRIGGER_HAPPY38,
evdev.BTN_TRIGGER_HAPPY39,
evdev.BTN_TRIGGER_HAPPY40,
evdev.EvCode(0x2e8),
evdev.EvCode(0x2e9),
evdev.EvCode(0x2f0),
evdev.EvCode(0x2f1),
evdev.EvCode(0x2f2),
evdev.EvCode(0x2f3),
evdev.EvCode(0x2f4),
evdev.EvCode(0x2f5),
evdev.EvCode(0x2f6),
evdev.EvCode(0x2f7),
evdev.EvCode(0x2f8),
evdev.EvCode(0x2f9),
evdev.EvCode(0x2fa),
evdev.EvCode(0x2fb),
evdev.EvCode(0x2fc),
evdev.EvCode(0x2fd),
evdev.EvCode(0x2fe),
evdev.EvCode(0x2ff),
}
)
// Device Presets
var (
CapabilitiesPresetGamepad = map[evdev.EvType][]evdev.EvCode{
evdev.EV_ABS: {
evdev.ABS_X,
evdev.ABS_Y,
evdev.ABS_Z,
evdev.ABS_RX,
evdev.ABS_RY,
evdev.ABS_RZ,
evdev.ABS_HAT0X,
evdev.ABS_HAT0Y,
},
evdev.EV_KEY: {
evdev.BTN_NORTH, // Xbox 'X', Playstation 'Square'
evdev.BTN_SOUTH, // Xbox 'A', Plastation 'X'
evdev.BTN_WEST, // Xbox 'Y', Playstation 'Triangle'
evdev.BTN_EAST, // Xbox 'B', Playstation 'O'
evdev.BTN_THUMBL,
evdev.BTN_THUMBR,
evdev.BTN_TL,
evdev.BTN_TR,
evdev.BTN_SELECT,
evdev.BTN_START,
evdev.BTN_MODE,
},
}
CapabilitiesPresetJoystick = map[evdev.EvType][]evdev.EvCode{
evdev.EV_ABS: {
evdev.ABS_X,
evdev.ABS_Y,
evdev.ABS_Z,
evdev.ABS_RX,
evdev.ABS_RY,
evdev.ABS_RZ,
evdev.ABS_THROTTLE, // Also called "Slider" or "Slider1"
evdev.ABS_RUDDER, // Also called "Dial", "Slider2", or "RSlider"
},
evdev.EV_KEY: {
evdev.BTN_TRIGGER,
evdev.BTN_THUMB,
evdev.BTN_THUMB2,
evdev.BTN_TOP,
evdev.BTN_TOP2,
evdev.BTN_PINKIE,
evdev.BTN_BASE,
evdev.BTN_BASE2,
evdev.BTN_BASE3,
evdev.BTN_BASE4,
evdev.BTN_BASE5,
evdev.BTN_BASE6,
evdev.EvCode(0x12c), // decimal 300
evdev.EvCode(0x12d), // decimal 301
evdev.EvCode(0x12e), // decimal 302
evdev.BTN_DEAD,
evdev.BTN_TRIGGER_HAPPY1,
evdev.BTN_TRIGGER_HAPPY2,
evdev.BTN_TRIGGER_HAPPY3,
evdev.BTN_TRIGGER_HAPPY4,
evdev.BTN_TRIGGER_HAPPY5,
evdev.BTN_TRIGGER_HAPPY6,
evdev.BTN_TRIGGER_HAPPY7,
evdev.BTN_TRIGGER_HAPPY8,
evdev.BTN_TRIGGER_HAPPY9,
evdev.BTN_TRIGGER_HAPPY10,
evdev.BTN_TRIGGER_HAPPY11,
evdev.BTN_TRIGGER_HAPPY12,
evdev.BTN_TRIGGER_HAPPY13,
evdev.BTN_TRIGGER_HAPPY14,
evdev.BTN_TRIGGER_HAPPY15,
evdev.BTN_TRIGGER_HAPPY16,
evdev.BTN_TRIGGER_HAPPY17,
evdev.BTN_TRIGGER_HAPPY18,
evdev.BTN_TRIGGER_HAPPY19,
evdev.BTN_TRIGGER_HAPPY20,
evdev.BTN_TRIGGER_HAPPY21,
evdev.BTN_TRIGGER_HAPPY22,
evdev.BTN_TRIGGER_HAPPY23,
evdev.BTN_TRIGGER_HAPPY24,
evdev.BTN_TRIGGER_HAPPY25,
evdev.BTN_TRIGGER_HAPPY26,
evdev.BTN_TRIGGER_HAPPY27,
evdev.BTN_TRIGGER_HAPPY28,
evdev.BTN_TRIGGER_HAPPY29,
evdev.BTN_TRIGGER_HAPPY30,
evdev.BTN_TRIGGER_HAPPY31,
evdev.BTN_TRIGGER_HAPPY32,
evdev.BTN_TRIGGER_HAPPY33,
evdev.BTN_TRIGGER_HAPPY34,
evdev.BTN_TRIGGER_HAPPY35,
evdev.BTN_TRIGGER_HAPPY36,
evdev.BTN_TRIGGER_HAPPY37,
evdev.BTN_TRIGGER_HAPPY38,
evdev.BTN_TRIGGER_HAPPY39,
evdev.BTN_TRIGGER_HAPPY40,
evdev.EvCode(0x2e8),
evdev.EvCode(0x2e9),
evdev.EvCode(0x2f0),
evdev.EvCode(0x2f1),
evdev.EvCode(0x2f2),
evdev.EvCode(0x2f3),
evdev.EvCode(0x2f4),
evdev.EvCode(0x2f5),
evdev.EvCode(0x2f6),
evdev.EvCode(0x2f7),
evdev.EvCode(0x2f8),
evdev.EvCode(0x2f9),
evdev.EvCode(0x2fa),
evdev.EvCode(0x2fb),
evdev.EvCode(0x2fc),
evdev.EvCode(0x2fd),
evdev.EvCode(0x2fe),
evdev.EvCode(0x2ff),
},
}
CapabilitiesPresetKeyboard = map[evdev.EvType][]evdev.EvCode{
evdev.EV_KEY: {
evdev.KEY_ESC,
evdev.KEY_1,
evdev.KEY_2,
evdev.KEY_3,
evdev.KEY_4,
evdev.KEY_5,
evdev.KEY_6,
evdev.KEY_7,
evdev.KEY_8,
evdev.KEY_9,
evdev.KEY_0,
evdev.KEY_MINUS,
evdev.KEY_EQUAL,
evdev.KEY_BACKSPACE,
evdev.KEY_TAB,
evdev.KEY_Q,
evdev.KEY_W,
evdev.KEY_E,
evdev.KEY_R,
evdev.KEY_T,
evdev.KEY_Y,
evdev.KEY_U,
evdev.KEY_I,
evdev.KEY_O,
evdev.KEY_P,
evdev.KEY_LEFTBRACE,
evdev.KEY_RIGHTBRACE,
evdev.KEY_ENTER,
evdev.KEY_LEFTCTRL,
evdev.KEY_A,
evdev.KEY_S,
evdev.KEY_D,
evdev.KEY_F,
evdev.KEY_G,
evdev.KEY_H,
evdev.KEY_J,
evdev.KEY_K,
evdev.KEY_L,
evdev.KEY_SEMICOLON,
evdev.KEY_APOSTROPHE,
evdev.KEY_GRAVE,
evdev.KEY_LEFTSHIFT,
evdev.KEY_BACKSLASH,
evdev.KEY_Z,
evdev.KEY_X,
evdev.KEY_C,
evdev.KEY_V,
evdev.KEY_B,
evdev.KEY_N,
evdev.KEY_M,
evdev.KEY_COMMA,
evdev.KEY_DOT,
evdev.KEY_SLASH,
evdev.KEY_RIGHTSHIFT,
evdev.KEY_KPASTERISK,
evdev.KEY_LEFTALT,
evdev.KEY_SPACE,
evdev.KEY_CAPSLOCK,
evdev.KEY_F1,
evdev.KEY_F2,
evdev.KEY_F3,
evdev.KEY_F4,
evdev.KEY_F5,
evdev.KEY_F6,
evdev.KEY_F7,
evdev.KEY_F8,
evdev.KEY_F9,
evdev.KEY_F10,
evdev.KEY_NUMLOCK,
evdev.KEY_SCROLLLOCK,
evdev.KEY_KP7,
evdev.KEY_KP8,
evdev.KEY_KP9,
evdev.KEY_KPMINUS,
evdev.KEY_KP4,
evdev.KEY_KP5,
evdev.KEY_KP6,
evdev.KEY_KPPLUS,
evdev.KEY_KP1,
evdev.KEY_KP2,
evdev.KEY_KP3,
evdev.KEY_KP0,
evdev.KEY_KPDOT,
evdev.KEY_ZENKAKUHANKAKU,
evdev.KEY_102ND,
evdev.KEY_F11,
evdev.KEY_F12,
evdev.KEY_RO,
evdev.KEY_KATAKANA,
evdev.KEY_HIRAGANA,
evdev.KEY_HENKAN,
evdev.KEY_KATAKANAHIRAGANA,
evdev.KEY_MUHENKAN,
evdev.KEY_KPJPCOMMA,
evdev.KEY_KPENTER,
evdev.KEY_RIGHTCTRL,
evdev.KEY_KPSLASH,
evdev.KEY_SYSRQ,
evdev.KEY_RIGHTALT,
evdev.KEY_LINEFEED,
evdev.KEY_HOME,
evdev.KEY_UP,
evdev.KEY_PAGEUP,
evdev.KEY_LEFT,
evdev.KEY_RIGHT,
evdev.KEY_END,
evdev.KEY_DOWN,
evdev.KEY_PAGEDOWN,
evdev.KEY_INSERT,
evdev.KEY_DELETE,
evdev.KEY_MACRO,
evdev.KEY_MUTE,
evdev.KEY_VOLUMEDOWN,
evdev.KEY_VOLUMEUP,
evdev.KEY_KPEQUAL,
evdev.KEY_KPPLUSMINUS,
evdev.KEY_PAUSE,
evdev.KEY_SCALE,
evdev.KEY_KPCOMMA,
evdev.KEY_HANGEUL,
evdev.KEY_HANJA,
evdev.KEY_YEN,
evdev.KEY_LEFTMETA,
evdev.KEY_RIGHTMETA,
evdev.KEY_COMPOSE,
evdev.KEY_F13,
evdev.KEY_F14,
evdev.KEY_F15,
evdev.KEY_F16,
evdev.KEY_F17,
evdev.KEY_F18,
evdev.KEY_F19,
evdev.KEY_F20,
evdev.KEY_F21,
evdev.KEY_F22,
evdev.KEY_F23,
evdev.KEY_F24,
},
}
CapabilitiesPresetMouse = map[evdev.EvType][]evdev.EvCode{
evdev.EV_REL: {
evdev.REL_X,
evdev.REL_Y,
evdev.REL_WHEEL,
evdev.REL_HWHEEL,
},
evdev.EV_KEY: {
evdev.BTN_LEFT,
evdev.BTN_MIDDLE,
evdev.BTN_RIGHT,
evdev.BTN_SIDE,
evdev.BTN_EXTRA,
evdev.BTN_FORWARD,
evdev.BTN_BACK,
},
}
)

View file

@ -1,4 +1,4 @@
package configparser
package eventcodes
import (
"fmt"
@ -8,17 +8,17 @@ import (
"github.com/holoplot/go-evdev"
)
func parseCodeButton(code string) (evdev.EvCode, error) {
func ParseCodeButton(code string) (evdev.EvCode, error) {
prefix := CodePrefixButton
if strings.HasPrefix(code, CodePrefixKey+"_") {
prefix = CodePrefixKey
}
return parseCode(code, prefix)
return ParseCode(code, prefix)
}
func parseCode(code, prefix string) (evdev.EvCode, error) {
func ParseCode(code, prefix string) (evdev.EvCode, error) {
code = strings.ToUpper(code)
var codeLookup map[string]evdev.EvCode
@ -70,3 +70,8 @@ func parseCode(code, prefix string) (evdev.EvCode, error) {
return eventCode, nil
}
}
// hasError exists solely to switch on errors in conditional and case statements
func hasError(_ any, err error) bool {
return err != nil
}

View file

@ -1,4 +1,4 @@
package configparser
package eventcodes
import (
"fmt"
@ -18,7 +18,7 @@ func TestRunnerEventCodeParserTests(t *testing.T) {
func parseCodeTestCase(t *EventCodeParserTests, in string, out evdev.EvCode, prefix string) {
t.Run(fmt.Sprintf("%s: %s", prefix, in), func() {
code, err := parseCode(in, prefix)
code, err := ParseCode(in, prefix)
t.Nil(err)
t.EqualValues(out, code)
})
@ -38,7 +38,7 @@ func (t *EventCodeParserTests) TestParseCodeButton() {
for _, testCase := range testCases {
t.Run(testCase.in, func() {
code, err := parseCodeButton(testCase.in)
code, err := ParseCodeButton(testCase.in)
t.Nil(err)
t.EqualValues(code, testCase.out)
})
@ -134,7 +134,7 @@ func (t *EventCodeParserTests) TestParseCode() {
for _, testCase := range testCases {
t.Run(fmt.Sprintf("%s - '%s'", testCase.prefix, testCase.in), func() {
_, err := parseCode(testCase.in, testCase.prefix)
_, err := ParseCode(testCase.in, testCase.prefix)
t.NotNil(err)
})
}

View file

@ -0,0 +1,90 @@
package eventcodes
import "github.com/holoplot/go-evdev"
const (
CodePrefixButton = "BTN"
CodePrefixKey = "KEY"
CodePrefixAxis = "ABS"
CodePrefixRelaxis = "REL"
)
var (
// Map joystick buttons to integer indices
ButtonFromIndex = []evdev.EvCode{
evdev.BTN_TRIGGER,
evdev.BTN_THUMB,
evdev.BTN_THUMB2,
evdev.BTN_TOP,
evdev.BTN_TOP2,
evdev.BTN_PINKIE,
evdev.BTN_BASE,
evdev.BTN_BASE2,
evdev.BTN_BASE3,
evdev.BTN_BASE4,
evdev.BTN_BASE5,
evdev.BTN_BASE6,
evdev.EvCode(0x12c), // decimal 300
evdev.EvCode(0x12d), // decimal 301
evdev.EvCode(0x12e), // decimal 302
evdev.BTN_DEAD,
evdev.BTN_TRIGGER_HAPPY1,
evdev.BTN_TRIGGER_HAPPY2,
evdev.BTN_TRIGGER_HAPPY3,
evdev.BTN_TRIGGER_HAPPY4,
evdev.BTN_TRIGGER_HAPPY5,
evdev.BTN_TRIGGER_HAPPY6,
evdev.BTN_TRIGGER_HAPPY7,
evdev.BTN_TRIGGER_HAPPY8,
evdev.BTN_TRIGGER_HAPPY9,
evdev.BTN_TRIGGER_HAPPY10,
evdev.BTN_TRIGGER_HAPPY11,
evdev.BTN_TRIGGER_HAPPY12,
evdev.BTN_TRIGGER_HAPPY13,
evdev.BTN_TRIGGER_HAPPY14,
evdev.BTN_TRIGGER_HAPPY15,
evdev.BTN_TRIGGER_HAPPY16,
evdev.BTN_TRIGGER_HAPPY17,
evdev.BTN_TRIGGER_HAPPY18,
evdev.BTN_TRIGGER_HAPPY19,
evdev.BTN_TRIGGER_HAPPY20,
evdev.BTN_TRIGGER_HAPPY21,
evdev.BTN_TRIGGER_HAPPY22,
evdev.BTN_TRIGGER_HAPPY23,
evdev.BTN_TRIGGER_HAPPY24,
evdev.BTN_TRIGGER_HAPPY25,
evdev.BTN_TRIGGER_HAPPY26,
evdev.BTN_TRIGGER_HAPPY27,
evdev.BTN_TRIGGER_HAPPY28,
evdev.BTN_TRIGGER_HAPPY29,
evdev.BTN_TRIGGER_HAPPY30,
evdev.BTN_TRIGGER_HAPPY31,
evdev.BTN_TRIGGER_HAPPY32,
evdev.BTN_TRIGGER_HAPPY33,
evdev.BTN_TRIGGER_HAPPY34,
evdev.BTN_TRIGGER_HAPPY35,
evdev.BTN_TRIGGER_HAPPY36,
evdev.BTN_TRIGGER_HAPPY37,
evdev.BTN_TRIGGER_HAPPY38,
evdev.BTN_TRIGGER_HAPPY39,
evdev.BTN_TRIGGER_HAPPY40,
evdev.EvCode(0x2e8),
evdev.EvCode(0x2e9),
evdev.EvCode(0x2f0),
evdev.EvCode(0x2f1),
evdev.EvCode(0x2f2),
evdev.EvCode(0x2f3),
evdev.EvCode(0x2f4),
evdev.EvCode(0x2f5),
evdev.EvCode(0x2f6),
evdev.EvCode(0x2f7),
evdev.EvCode(0x2f8),
evdev.EvCode(0x2f9),
evdev.EvCode(0x2fa),
evdev.EvCode(0x2fb),
evdev.EvCode(0x2fc),
evdev.EvCode(0x2fd),
evdev.EvCode(0x2fe),
evdev.EvCode(0x2ff),
}
)

View file

@ -1,35 +0,0 @@
// Functions for cleaning up stale virtual devices
package virtualdevice
import (
"fmt"
"strings"
"github.com/holoplot/go-evdev"
)
func CleanupStaleVirtualDevices() {
devices, err := evdev.ListDevicePaths()
if err != nil {
fmt.Printf("Couldn't list devices while running cleanup: %s\n", err.Error())
return
}
for _, devicePath := range devices {
if strings.HasPrefix(devicePath.Name, "joyful-joystick") {
device, err := evdev.Open(devicePath.Path)
if err != nil {
fmt.Printf("Failed to open existing joyful device at '%s': %s\n", devicePath.Path, err.Error())
continue
}
err = evdev.DestroyDevice(device)
if err != nil {
fmt.Printf("Failed to destroy existing joyful device '%s' at '%s': %s\n", devicePath.Name, devicePath.Path, err.Error())
} else {
fmt.Printf("Destroyed stale joyful device '%s'\n", devicePath.Path)
}
}
}
}

View file

@ -11,13 +11,7 @@ import (
type EventBuffer struct {
events []*evdev.InputEvent
Device VirtualDevice
}
func NewEventBuffer(device VirtualDevice) *EventBuffer {
return &EventBuffer{
events: make([]*evdev.InputEvent, 0, 100),
Device: device,
}
Name string
}
func (buffer *EventBuffer) AddEvent(event *evdev.InputEvent) {

View file

@ -12,9 +12,10 @@ import (
type EventBufferTests struct {
suite.Suite
device *VirtualDeviceMock
writeOneCall *mock.Call
buffer *EventBuffer
}
// Mocks
type VirtualDeviceMock struct {
mock.Mock
}
@ -24,65 +25,65 @@ func (m *VirtualDeviceMock) WriteOne(event *evdev.InputEvent) error {
return args.Error(0)
}
// Setup
func TestRunnerEventBufferTests(t *testing.T) {
suite.Run(t, new(EventBufferTests))
}
func (t *EventBufferTests) SetupTest() {
t.device = new(VirtualDeviceMock)
}
func (t *EventBufferTests) SetupSubTest() {
t.device = new(VirtualDeviceMock)
t.writeOneCall = t.device.On("WriteOne").Return(nil)
}
func (t *EventBufferTests) TearDownSubTest() {
t.writeOneCall.Unset()
t.buffer = &EventBuffer{Device: t.device}
}
// Tests
func (t *EventBufferTests) TestNewEventBuffer() {
buffer := NewEventBuffer(t.device)
t.Equal(t.device, buffer.Device)
t.Len(buffer.events, 0)
t.Equal(t.device, t.buffer.Device)
t.Len(t.buffer.events, 0)
}
func (t *EventBufferTests) TestEventBufferAddEvent() {
buffer := NewEventBuffer(t.device)
buffer.AddEvent(&evdev.InputEvent{})
buffer.AddEvent(&evdev.InputEvent{})
buffer.AddEvent(&evdev.InputEvent{})
t.Len(buffer.events, 3)
}
func (t *EventBufferTests) TestEventBuffer() {
func (t *EventBufferTests) TestEventBufferSendEvents() {
t.Run("AddEvent", func() {
t.buffer.AddEvent(&evdev.InputEvent{})
t.buffer.AddEvent(&evdev.InputEvent{})
t.buffer.AddEvent(&evdev.InputEvent{})
t.Len(t.buffer.events, 3)
})
t.Run("SendEvents", func() {
t.Run("3 Events", func() {
buffer := NewEventBuffer(t.device)
buffer.AddEvent(&evdev.InputEvent{})
buffer.AddEvent(&evdev.InputEvent{})
buffer.AddEvent(&evdev.InputEvent{})
errs := buffer.SendEvents()
writeOneCall := t.device.On("WriteOne").Return(nil)
t.buffer.AddEvent(&evdev.InputEvent{})
t.buffer.AddEvent(&evdev.InputEvent{})
t.buffer.AddEvent(&evdev.InputEvent{})
errs := t.buffer.SendEvents()
t.Len(errs, 0)
t.device.AssertNumberOfCalls(t.T(), "WriteOne", 4)
writeOneCall.Unset()
})
t.Run("No Events", func() {
buffer := NewEventBuffer(t.device)
errs := buffer.SendEvents()
writeOneCall := t.device.On("WriteOne").Return(nil)
errs := t.buffer.SendEvents()
t.Len(errs, 0)
t.device.AssertNumberOfCalls(t.T(), "WriteOne", 0)
writeOneCall.Unset()
})
t.Run("Bad Event", func() {
t.writeOneCall.Unset()
t.writeOneCall = t.device.On("WriteOne").Return(errors.New("Fail"))
writeOneCall := t.device.On("WriteOne").Return(errors.New("Fail"))
buffer := NewEventBuffer(t.device)
buffer.AddEvent(&evdev.InputEvent{})
errs := buffer.SendEvents()
t.buffer.AddEvent(&evdev.InputEvent{})
errs := t.buffer.SendEvents()
t.Len(errs, 2)
})
writeOneCall.Unset()
})
})
}

View file

@ -0,0 +1,165 @@
package virtualdevice
import (
"fmt"
"git.annabunches.net/annabunches/joyful/internal/configparser"
"git.annabunches.net/annabunches/joyful/internal/eventcodes"
"git.annabunches.net/annabunches/joyful/internal/logger"
"github.com/holoplot/go-evdev"
)
// NewEventBuffer takes a virtual device config specification, creates the underlying
// evdev.InputDevice, and wraps it in a buffered event emitter.
func NewEventBuffer(config configparser.DeviceConfigVirtual) (*EventBuffer, error) {
deviceMap := make(map[string]*evdev.InputDevice)
name := fmt.Sprintf("joyful-%s", config.Name)
var capabilities map[evdev.EvType][]evdev.EvCode
// todo: add tests for presets
switch config.Preset {
case DevicePresetGamepad:
capabilities = CapabilitiesPresetGamepad
case DevicePresetKeyboard:
capabilities = CapabilitiesPresetKeyboard
case DevicePresetJoystick:
capabilities = CapabilitiesPresetJoystick
case DevicePresetMouse:
capabilities = CapabilitiesPresetMouse
default:
capabilities = map[evdev.EvType][]evdev.EvCode{
evdev.EV_KEY: makeButtons(config.NumButtons, config.Buttons),
evdev.EV_ABS: makeAxes(config.NumAxes, config.Axes),
evdev.EV_REL: makeRelativeAxes(config.NumRelativeAxes, config.RelativeAxes),
}
}
device, err := evdev.CreateDevice(
name,
// TODO: placeholders. Who knows what these should actually be...
evdev.InputID{
BusType: 0x03,
Vendor: 0x4711,
Product: 0x0816,
Version: 1,
},
capabilities,
)
if err != nil {
return nil, err
}
deviceMap[config.Name] = device
logger.Log(fmt.Sprintf(
"Created virtual device '%s' with %d buttons, %d axes, and %d relative axes",
name,
len(capabilities[evdev.EV_KEY]),
len(capabilities[evdev.EV_ABS]),
len(capabilities[evdev.EV_REL]),
))
return &EventBuffer{
events: make([]*evdev.InputEvent, 0, 100),
Device: device,
Name: config.Name,
}, nil
}
// TODO: these functions have a lot of duplication; we need to figure out how to refactor it cleanly
// without losing logging context...
func makeButtons(numButtons int, buttonList []string) []evdev.EvCode {
if numButtons > 0 && len(buttonList) > 0 {
logger.Log("'num_buttons' and 'buttons' both specified, ignoring 'num_buttons'")
}
if numButtons > VirtualDeviceMaxButtons {
numButtons = VirtualDeviceMaxButtons
logger.Logf("Limiting virtual device buttons to %d", VirtualDeviceMaxButtons)
}
if len(buttonList) > 0 {
buttons := make([]evdev.EvCode, 0, len(buttonList))
for _, codeStr := range buttonList {
code, err := eventcodes.ParseCode(codeStr, "BTN")
if err != nil {
logger.LogError(err, "Failed to create button, skipping")
continue
}
buttons = append(buttons, code)
}
return buttons
}
buttons := make([]evdev.EvCode, numButtons)
for i := 0; i < numButtons; i++ {
buttons[i] = eventcodes.ButtonFromIndex[i]
}
return buttons
}
func makeAxes(numAxes int, axisList []string) []evdev.EvCode {
if numAxes > 0 && len(axisList) > 0 {
logger.Log("'num_axes' and 'axes' both specified, ignoring 'num_axes'")
}
if len(axisList) > 0 {
axes := make([]evdev.EvCode, 0, len(axisList))
for _, codeStr := range axisList {
code, err := eventcodes.ParseCode(codeStr, "ABS")
if err != nil {
logger.LogError(err, "Failed to create axis, skipping")
continue
}
axes = append(axes, code)
}
return axes
}
if numAxes > 8 {
numAxes = 8
logger.Log("Limiting virtual device axes to 8")
}
axes := make([]evdev.EvCode, numAxes)
for i := 0; i < numAxes; i++ {
axes[i] = evdev.EvCode(i)
}
return axes
}
func makeRelativeAxes(numAxes int, axisList []string) []evdev.EvCode {
if numAxes > 0 && len(axisList) > 0 {
logger.Log("'num_rel_axes' and 'rel_axes' both specified, ignoring 'num_rel_axes'")
}
if len(axisList) > 0 {
axes := make([]evdev.EvCode, 0, len(axisList))
for _, codeStr := range axisList {
code, err := eventcodes.ParseCode(codeStr, "REL")
if err != nil {
logger.LogError(err, "Failed to create axis, skipping")
continue
}
axes = append(axes, code)
}
return axes
}
if numAxes > 10 {
numAxes = 10
logger.Log("Limiting virtual device relative axes to 10")
}
axes := make([]evdev.EvCode, numAxes)
for i := 0; i < numAxes; i++ {
axes[i] = evdev.EvCode(i)
}
return axes
}

View file

@ -1,4 +1,4 @@
package configparser
package virtualdevice
import (
"testing"
@ -7,15 +7,15 @@ import (
"github.com/stretchr/testify/suite"
)
type DevicesConfigTests struct {
type InitTests struct {
suite.Suite
}
func TestRunnerDevicesConfig(t *testing.T) {
suite.Run(t, new(DevicesConfigTests))
func TestRunnerInit(t *testing.T) {
suite.Run(t, new(InitTests))
}
func (t *DevicesConfigTests) TestMakeButtons() {
func (t *InitTests) TestMakeButtons() {
t.Run("Maximum buttons", func() {
buttons := makeButtons(VirtualDeviceMaxButtons, []string{})
t.Equal(VirtualDeviceMaxButtons, len(buttons))
@ -44,7 +44,7 @@ func (t *DevicesConfigTests) TestMakeButtons() {
})
}
func (t *DevicesConfigTests) TestMakeAxes() {
func (t *InitTests) TestMakeAxes() {
t.Run("8 axes", func() {
axes := makeAxes(8, []string{})
t.Equal(8, len(axes))
@ -81,7 +81,7 @@ func (t *DevicesConfigTests) TestMakeAxes() {
})
}
func (t *DevicesConfigTests) TestMakeRelativeAxes() {
func (t *InitTests) TestMakeRelativeAxes() {
t.Run("10 axes", func() {
axes := makeRelativeAxes(10, []string{})
t.Equal(10, len(axes))

View file

@ -0,0 +1,290 @@
package virtualdevice
import "github.com/holoplot/go-evdev"
const (
DevicePresetKeyboard = "keyboard"
DevicePresetGamepad = "gamepad"
DevicePresetJoystick = "joystick"
DevicePresetMouse = "mouse"
VirtualDeviceMaxButtons = 74
)
// Device Presets
var (
CapabilitiesPresetGamepad = map[evdev.EvType][]evdev.EvCode{
evdev.EV_ABS: {
evdev.ABS_X,
evdev.ABS_Y,
evdev.ABS_Z,
evdev.ABS_RX,
evdev.ABS_RY,
evdev.ABS_RZ,
evdev.ABS_HAT0X,
evdev.ABS_HAT0Y,
},
evdev.EV_KEY: {
evdev.BTN_NORTH, // Xbox 'X', Playstation 'Square'
evdev.BTN_SOUTH, // Xbox 'A', Plastation 'X'
evdev.BTN_WEST, // Xbox 'Y', Playstation 'Triangle'
evdev.BTN_EAST, // Xbox 'B', Playstation 'O'
evdev.BTN_THUMBL,
evdev.BTN_THUMBR,
evdev.BTN_TL,
evdev.BTN_TR,
evdev.BTN_SELECT,
evdev.BTN_START,
evdev.BTN_MODE,
},
}
CapabilitiesPresetJoystick = map[evdev.EvType][]evdev.EvCode{
evdev.EV_ABS: {
evdev.ABS_X,
evdev.ABS_Y,
evdev.ABS_Z,
evdev.ABS_RX,
evdev.ABS_RY,
evdev.ABS_RZ,
evdev.ABS_THROTTLE, // Also called "Slider" or "Slider1"
evdev.ABS_RUDDER, // Also called "Dial", "Slider2", or "RSlider"
},
evdev.EV_KEY: {
evdev.BTN_TRIGGER,
evdev.BTN_THUMB,
evdev.BTN_THUMB2,
evdev.BTN_TOP,
evdev.BTN_TOP2,
evdev.BTN_PINKIE,
evdev.BTN_BASE,
evdev.BTN_BASE2,
evdev.BTN_BASE3,
evdev.BTN_BASE4,
evdev.BTN_BASE5,
evdev.BTN_BASE6,
evdev.EvCode(0x12c), // decimal 300
evdev.EvCode(0x12d), // decimal 301
evdev.EvCode(0x12e), // decimal 302
evdev.BTN_DEAD,
evdev.BTN_TRIGGER_HAPPY1,
evdev.BTN_TRIGGER_HAPPY2,
evdev.BTN_TRIGGER_HAPPY3,
evdev.BTN_TRIGGER_HAPPY4,
evdev.BTN_TRIGGER_HAPPY5,
evdev.BTN_TRIGGER_HAPPY6,
evdev.BTN_TRIGGER_HAPPY7,
evdev.BTN_TRIGGER_HAPPY8,
evdev.BTN_TRIGGER_HAPPY9,
evdev.BTN_TRIGGER_HAPPY10,
evdev.BTN_TRIGGER_HAPPY11,
evdev.BTN_TRIGGER_HAPPY12,
evdev.BTN_TRIGGER_HAPPY13,
evdev.BTN_TRIGGER_HAPPY14,
evdev.BTN_TRIGGER_HAPPY15,
evdev.BTN_TRIGGER_HAPPY16,
evdev.BTN_TRIGGER_HAPPY17,
evdev.BTN_TRIGGER_HAPPY18,
evdev.BTN_TRIGGER_HAPPY19,
evdev.BTN_TRIGGER_HAPPY20,
evdev.BTN_TRIGGER_HAPPY21,
evdev.BTN_TRIGGER_HAPPY22,
evdev.BTN_TRIGGER_HAPPY23,
evdev.BTN_TRIGGER_HAPPY24,
evdev.BTN_TRIGGER_HAPPY25,
evdev.BTN_TRIGGER_HAPPY26,
evdev.BTN_TRIGGER_HAPPY27,
evdev.BTN_TRIGGER_HAPPY28,
evdev.BTN_TRIGGER_HAPPY29,
evdev.BTN_TRIGGER_HAPPY30,
evdev.BTN_TRIGGER_HAPPY31,
evdev.BTN_TRIGGER_HAPPY32,
evdev.BTN_TRIGGER_HAPPY33,
evdev.BTN_TRIGGER_HAPPY34,
evdev.BTN_TRIGGER_HAPPY35,
evdev.BTN_TRIGGER_HAPPY36,
evdev.BTN_TRIGGER_HAPPY37,
evdev.BTN_TRIGGER_HAPPY38,
evdev.BTN_TRIGGER_HAPPY39,
evdev.BTN_TRIGGER_HAPPY40,
evdev.EvCode(0x2e8),
evdev.EvCode(0x2e9),
evdev.EvCode(0x2f0),
evdev.EvCode(0x2f1),
evdev.EvCode(0x2f2),
evdev.EvCode(0x2f3),
evdev.EvCode(0x2f4),
evdev.EvCode(0x2f5),
evdev.EvCode(0x2f6),
evdev.EvCode(0x2f7),
evdev.EvCode(0x2f8),
evdev.EvCode(0x2f9),
evdev.EvCode(0x2fa),
evdev.EvCode(0x2fb),
evdev.EvCode(0x2fc),
evdev.EvCode(0x2fd),
evdev.EvCode(0x2fe),
evdev.EvCode(0x2ff),
},
}
CapabilitiesPresetKeyboard = map[evdev.EvType][]evdev.EvCode{
evdev.EV_KEY: {
evdev.KEY_ESC,
evdev.KEY_1,
evdev.KEY_2,
evdev.KEY_3,
evdev.KEY_4,
evdev.KEY_5,
evdev.KEY_6,
evdev.KEY_7,
evdev.KEY_8,
evdev.KEY_9,
evdev.KEY_0,
evdev.KEY_MINUS,
evdev.KEY_EQUAL,
evdev.KEY_BACKSPACE,
evdev.KEY_TAB,
evdev.KEY_Q,
evdev.KEY_W,
evdev.KEY_E,
evdev.KEY_R,
evdev.KEY_T,
evdev.KEY_Y,
evdev.KEY_U,
evdev.KEY_I,
evdev.KEY_O,
evdev.KEY_P,
evdev.KEY_LEFTBRACE,
evdev.KEY_RIGHTBRACE,
evdev.KEY_ENTER,
evdev.KEY_LEFTCTRL,
evdev.KEY_A,
evdev.KEY_S,
evdev.KEY_D,
evdev.KEY_F,
evdev.KEY_G,
evdev.KEY_H,
evdev.KEY_J,
evdev.KEY_K,
evdev.KEY_L,
evdev.KEY_SEMICOLON,
evdev.KEY_APOSTROPHE,
evdev.KEY_GRAVE,
evdev.KEY_LEFTSHIFT,
evdev.KEY_BACKSLASH,
evdev.KEY_Z,
evdev.KEY_X,
evdev.KEY_C,
evdev.KEY_V,
evdev.KEY_B,
evdev.KEY_N,
evdev.KEY_M,
evdev.KEY_COMMA,
evdev.KEY_DOT,
evdev.KEY_SLASH,
evdev.KEY_RIGHTSHIFT,
evdev.KEY_KPASTERISK,
evdev.KEY_LEFTALT,
evdev.KEY_SPACE,
evdev.KEY_CAPSLOCK,
evdev.KEY_F1,
evdev.KEY_F2,
evdev.KEY_F3,
evdev.KEY_F4,
evdev.KEY_F5,
evdev.KEY_F6,
evdev.KEY_F7,
evdev.KEY_F8,
evdev.KEY_F9,
evdev.KEY_F10,
evdev.KEY_NUMLOCK,
evdev.KEY_SCROLLLOCK,
evdev.KEY_KP7,
evdev.KEY_KP8,
evdev.KEY_KP9,
evdev.KEY_KPMINUS,
evdev.KEY_KP4,
evdev.KEY_KP5,
evdev.KEY_KP6,
evdev.KEY_KPPLUS,
evdev.KEY_KP1,
evdev.KEY_KP2,
evdev.KEY_KP3,
evdev.KEY_KP0,
evdev.KEY_KPDOT,
evdev.KEY_ZENKAKUHANKAKU,
evdev.KEY_102ND,
evdev.KEY_F11,
evdev.KEY_F12,
evdev.KEY_RO,
evdev.KEY_KATAKANA,
evdev.KEY_HIRAGANA,
evdev.KEY_HENKAN,
evdev.KEY_KATAKANAHIRAGANA,
evdev.KEY_MUHENKAN,
evdev.KEY_KPJPCOMMA,
evdev.KEY_KPENTER,
evdev.KEY_RIGHTCTRL,
evdev.KEY_KPSLASH,
evdev.KEY_SYSRQ,
evdev.KEY_RIGHTALT,
evdev.KEY_LINEFEED,
evdev.KEY_HOME,
evdev.KEY_UP,
evdev.KEY_PAGEUP,
evdev.KEY_LEFT,
evdev.KEY_RIGHT,
evdev.KEY_END,
evdev.KEY_DOWN,
evdev.KEY_PAGEDOWN,
evdev.KEY_INSERT,
evdev.KEY_DELETE,
evdev.KEY_MACRO,
evdev.KEY_MUTE,
evdev.KEY_VOLUMEDOWN,
evdev.KEY_VOLUMEUP,
evdev.KEY_KPEQUAL,
evdev.KEY_KPPLUSMINUS,
evdev.KEY_PAUSE,
evdev.KEY_SCALE,
evdev.KEY_KPCOMMA,
evdev.KEY_HANGEUL,
evdev.KEY_HANJA,
evdev.KEY_YEN,
evdev.KEY_LEFTMETA,
evdev.KEY_RIGHTMETA,
evdev.KEY_COMPOSE,
evdev.KEY_F13,
evdev.KEY_F14,
evdev.KEY_F15,
evdev.KEY_F16,
evdev.KEY_F17,
evdev.KEY_F18,
evdev.KEY_F19,
evdev.KEY_F20,
evdev.KEY_F21,
evdev.KEY_F22,
evdev.KEY_F23,
evdev.KEY_F24,
},
}
CapabilitiesPresetMouse = map[evdev.EvType][]evdev.EvCode{
evdev.EV_REL: {
evdev.REL_X,
evdev.REL_Y,
evdev.REL_WHEEL,
evdev.REL_HWHEEL,
},
evdev.EV_KEY: {
evdev.BTN_LEFT,
evdev.BTN_MIDDLE,
evdev.BTN_RIGHT,
evdev.BTN_SIDE,
evdev.BTN_EXTRA,
evdev.BTN_FORWARD,
evdev.BTN_BACK,
},
}
)