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Cleanup initialization

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This commit is contained in:
Luiz Henrique Laurini 2021-03-31 20:32:00 -03:00
parent ecbbff452f
commit 9d50a9e3b4
1 changed files with 16 additions and 15 deletions
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31
server/src/main/java/com/genymobile/scrcpy/UinputDevice.java
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@ -162,33 +162,34 @@ public abstract class UinputDevice {
private int fd = -1;
public interface LibC extends Library {
LibC FN = (LibC) Native.load("c", LibC.class);
int open(String pathname, int flags);
int ioctl(int fd, long request, Object... args);
long write(int fd, Pointer buf, long count);
int close(int fd);
}
private static LibC libC;
/// Must be the first method called
public static void loadNativeLibraries() {
UinputDevice.LibC.FN.write(1, null, 0);
libC = (LibC) Native.load("c", LibC.class);
}
protected void setup() {
fd = LibC.FN.open("/dev/uinput", O_WRONLY | O_NONBLOCK);
fd = libC.open("/dev/uinput", O_WRONLY | O_NONBLOCK);
if (fd == -1) {
throw new RuntimeException("Couldn't open uinput device.");
}
if (hasKeys())
{
LibC.FN.ioctl(fd, UI_SET_EVBIT, EV_KEY);
libC.ioctl(fd, UI_SET_EVBIT, EV_KEY);
setupKeys();
}
if (hasAbs())
{
LibC.FN.ioctl(fd, UI_SET_EVBIT, EV_ABS);
libC.ioctl(fd, UI_SET_EVBIT, EV_ABS);
setupAbs();
}
@ -199,12 +200,12 @@ public abstract class UinputDevice {
byte[] name = getName().getBytes();
System.arraycopy(name, 0, usetup.name, 0, name.length);
if (LibC.FN.ioctl(fd, UI_DEV_SETUP, usetup) == -1) {
if (libC.ioctl(fd, UI_DEV_SETUP, usetup) == -1) {
close();
throw new RuntimeException("Couldn't setup uinput device.");
}
if (LibC.FN.ioctl(fd, UI_DEV_CREATE) == -1) {
if (libC.ioctl(fd, UI_DEV_CREATE) == -1) {
close();
throw new RuntimeException("Couldn't create uinput device.");
}
@ -212,8 +213,8 @@ public abstract class UinputDevice {
public void close() {
if (fd != -1) {
LibC.FN.ioctl(fd, UI_DEV_DESTROY);
LibC.FN.close(fd);
libC.ioctl(fd, UI_DEV_DESTROY);
libC.close(fd);
fd = -1;
}
}
@ -227,13 +228,13 @@ public abstract class UinputDevice {
protected abstract String getName();
protected void addKey(int key) {
if (LibC.FN.ioctl(fd, UI_SET_KEYBIT, key) == -1) {
if (libC.ioctl(fd, UI_SET_KEYBIT, key) == -1) {
Ln.e("Could not add key event.");
}
}
protected void addAbs(short code, int minimum, int maximum, int fuzz, int flat) {
if (LibC.FN.ioctl(fd, UI_SET_ABSBIT, code) == -1) {
if (libC.ioctl(fd, UI_SET_ABSBIT, code) == -1) {
Ln.e("Could not add absolute event.");
}
@ -245,7 +246,7 @@ public abstract class UinputDevice {
absSetup.absinfo.fuzz = fuzz;
absSetup.absinfo.flat = flat;
if (LibC.FN.ioctl(fd, UI_ABS_SETUP, absSetup) == -1) {
if (libC.ioctl(fd, UI_ABS_SETUP, absSetup) == -1) {
Ln.e("Could not set absolute event info.");
}
}
@ -259,7 +260,7 @@ public abstract class UinputDevice {
ie.write();
LibC.FN.write(fd, ie.getPointer(), ie.size());
libC.write(fd, ie.getPointer(), ie.size());
}
private static void emit64(int fd, short type, short code, int val) {
@ -271,7 +272,7 @@ public abstract class UinputDevice {
ie.write();
LibC.FN.write(fd, ie.getPointer(), ie.size());
libC.write(fd, ie.getPointer(), ie.size());
}
private static void emit(int fd, short type, short code, int val) {