device implemented

device_test added

fixes #2

voicemeeter/base.go

@@ -5,6 +5,7 @@ import (
 	"fmt"
 	"math"
 	"os"
+	"strings"
 	"syscall"
 	"time"
 	"unsafe"
@@ -28,10 +29,10 @@ var (
 	vmSetParameters  = mod.NewProc("VBVMR_SetParameters")
 	vmSetParamString = mod.NewProc("VBVMR_SetParameterStringA")
 
-	//vmGetDevNumOut  = mod.NewProc("VBVMR_Output_GetDeviceNumber")
-	//vmGetDevDescOut = mod.NewProc("VBVMR_Output_GetDeviceDescA")
-	//vmGetDevNumIn   = mod.NewProc("VBVMR_Input_GetDeviceNumber")
-	//vmGetDevDescIn  = mod.NewProc("VBVMR_Input_GetDeviceDescA")
+	vmGetDevNumIn   = mod.NewProc("VBVMR_Input_GetDeviceNumber")
+	vmGetDevDescIn  = mod.NewProc("VBVMR_Input_GetDeviceDescA")
+	vmGetDevNumOut  = mod.NewProc("VBVMR_Output_GetDeviceNumber")
+	vmGetDevDescOut = mod.NewProc("VBVMR_Output_GetDeviceDescA")
 
 	vmMdirty         = mod.NewProc("VBVMR_MacroButton_IsDirty")
 	vmGetMacroStatus = mod.NewProc("VBVMR_MacroButton_GetStatus")
@@ -245,6 +246,50 @@ func setMacroStatus(id, state, mode int) {
 	sync()
 }
 
+func get_num_devices(dir string) uint64 {
+	if strings.Compare(dir, "in") == 0 {
+		res, _, _ := vmGetDevNumIn.Call()
+		return uint64(res)
+	} else {
+		res, _, _ := vmGetDevNumOut.Call()
+		return uint64(res)
+	}
+}
+
+func get_device_description(i int, dir string) (string, uint64, string) {
+	var t_ uint64
+	var b1 [512]byte
+	var b2 [512]byte
+	if strings.Compare(dir, "in") == 0 {
+		res, _, _ := vmGetDevDescIn.Call(
+			uintptr(i),
+			uintptr(unsafe.Pointer(&t_)),
+			uintptr(unsafe.Pointer(&b1[0])),
+			uintptr(unsafe.Pointer(&b2[0])),
+		)
+		if res != 0 {
+			err := fmt.Errorf("VBVMR_Input_GetDeviceDescA returned %d", res)
+			fmt.Println(err)
+			os.Exit(1)
+		}
+	} else {
+		res, _, _ := vmGetDevDescOut.Call(
+			uintptr(i),
+			uintptr(unsafe.Pointer(&t_)),
+			uintptr(unsafe.Pointer(&b1[0])),
+			uintptr(unsafe.Pointer(&b2[0])),
+		)
+		if res != 0 {
+			err := fmt.Errorf("VBVMR_Output_GetDeviceDescA returned %d", res)
+			fmt.Println(err)
+			os.Exit(1)
+		}
+	}
+	name := bytes.Trim(b1[:], "\x00")
+	hwid := bytes.Trim(b2[:], "\x00")
+	return string(name), t_, string(hwid)
+}
+
 /*
 // getLevel returns a single level value of type type_ for channel[i]
 func getLevel(type_, i int) float32 {

voicemeeter/device.go

@@ -0,0 +1,44 @@
+package voicemeeter
+
+type devDesc struct {
+	Name, Type, Hwid string
+}
+
+type device struct {
+}
+
+func newDevice() *device {
+	return &device{}
+}
+
+// Ins returns the total number of physical input devices
+func (d *device) Ins() uint64 {
+	return get_num_devices("in")
+}
+
+// Ins returns the total number of physical input devices
+func (d *device) Outs() uint64 {
+	return get_num_devices("out")
+}
+
+func (d *device) Input(i int) devDesc {
+	n, t_, id := get_device_description(i, "in")
+	vals := map[uint64]string{
+		1: "mme",
+		3: "wdm",
+		4: "ks",
+		5: "asio",
+	}
+	return devDesc{Name: n, Type: vals[t_], Hwid: id}
+}
+
+func (d *device) Output(i int) devDesc {
+	n, t_, id := get_device_description(i, "out")
+	vals := map[uint64]string{
+		1: "mme",
+		3: "wdm",
+		4: "ks",
+		5: "asio",
+	}
+	return devDesc{Name: n, Type: vals[t_], Hwid: id}
+}

voicemeeter/device_test.go

@@ -0,0 +1,15 @@
+package voicemeeter
+
+import (
+	"testing"
+
+	"github.com/stretchr/testify/assert"
+)
+
+func TestGetDevice(t *testing.T) {
+	//t.Skip("skipping test")
+	__dev := newDevice()
+	t.Run("Should return a button type", func(t *testing.T) {
+		assert.NotNil(t, __dev)
+	})
+}

voicemeeter/remote.go

@@ -14,6 +14,7 @@ type remote struct {
 	Button   []button
 	Command  *command
 	Vban     *vban
+	Device   *device
 	Recorder *recorder
 
 	pooler *pooler
@@ -67,6 +68,7 @@ type remoteBuilder interface {
 	makeButton() remoteBuilder
 	makeCommand() remoteBuilder
 	makeVban() remoteBuilder
+	makeDevice() remoteBuilder
 	makeRecorder() remoteBuilder
 	Build() remoteBuilder
 	Get() *remote
@@ -145,21 +147,28 @@ func (b *genericBuilder) makeButton() remoteBuilder {
 	return b
 }
 
-// makeCommand makes a Command type and assignss it to remote.Command
+// makeCommand makes a Command type and assigns it to remote.Command
 func (b *genericBuilder) makeCommand() remoteBuilder {
 	fmt.Println("building command")
 	b.r.Command = newCommand()
 	return b
 }
 
-// makeVban makes a Vban type and assignss it to remote.Vban
+// makeVban makes a Vban type and assigns it to remote.Vban
 func (b *genericBuilder) makeVban() remoteBuilder {
 	fmt.Println("building vban")
 	b.r.Vban = newVban(b.k)
 	return b
 }
 
-// makeVban makes a Vban type and assignss it to remote.Vban
+// makeVban makes a Vban type and assigns it to remote.Vban
+func (b *genericBuilder) makeDevice() remoteBuilder {
+	fmt.Println("building recorder")
+	b.r.Device = newDevice()
+	return b
+}
+
+// makeRecorder makes a recorder type and assigns it to remote.Vban
 func (b *genericBuilder) makeRecorder() remoteBuilder {
 	fmt.Println("building recorder")
 	b.r.Recorder = newRecorder()
@@ -177,7 +186,7 @@ type basicBuilder struct {
 
 // Build defines the steps required to build a basic type
 func (basb *genericBuilder) Build() remoteBuilder {
-	return basb.setKind().makeStrip().makeBus().makeButton().makeCommand().makeVban()
+	return basb.setKind().makeStrip().makeBus().makeButton().makeCommand().makeVban().makeDevice()
 }
 
 type bananaBuilder struct {
@@ -186,7 +195,7 @@ type bananaBuilder struct {
 
 // Build defines the steps required to build a banana type
 func (banb *bananaBuilder) Build() remoteBuilder {
-	return banb.setKind().makeStrip().makeBus().makeButton().makeCommand().makeVban().makeRecorder()
+	return banb.setKind().makeStrip().makeBus().makeButton().makeCommand().makeVban().makeDevice().makeRecorder()
 }
 
 type potatoBuilder struct {
@@ -195,7 +204,7 @@ type potatoBuilder struct {
 
 // Build defines the steps required to build a potato type
 func (potb *potatoBuilder) Build() remoteBuilder {
-	return potb.setKind().makeStrip().makeBus().makeButton().makeCommand().makeVban().makeRecorder()
+	return potb.setKind().makeStrip().makeBus().makeButton().makeCommand().makeVban().makeDevice().makeRecorder()
 }
 
 // GetRemote returns a remote type for a kind