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Implement adb command to send vendor commands

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adb shell cmd hdmi_control vendorcommand <args> will send an HDMI-CEC
vendor command to a target device.
This equals a call to HdmiClient#sendVendorCommand.

Bug: 173182293
Test: adb shell cmd hdmi_control vendorcommand; verify with cec-adapter

Change-Id: Ie19ab05665be7c9e76fcd70634c13fcb202e2459
This commit is contained in:
Marvin Ramin
2020-11-13 13:06:23 +01:00
parent 39b22fbcad
commit 760cefe413
1 changed files with 53 additions and 0 deletions
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53
services/core/java/com/android/server/hdmi/HdmiControlShellCommand.java
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@@ -65,6 +65,11 @@ final class HdmiControlShellCommand extends ShellCommand {
pw.println(" Print this help text.");
pw.println(" onetouchplay, otp");
pw.println(" Send the \"One Touch Play\" feature from a source to the TV");
pw.println(" vendorcommand --device_type <originating device type>");
pw.println(" --destination <destination device>");
pw.println(" --args <vendor specific arguments>");
pw.println(" [--id <true if vendor command should be sent with vendor id>]");
pw.println(" Send a Vendor Command to the given target device");
}
private int handleShellCommand(String cmd) throws RemoteException {
@@ -74,6 +79,8 @@ final class HdmiControlShellCommand extends ShellCommand {
case "otp":
case "onetouchplay":
return oneTouchPlay(pw);
case "vendorcommand":
return vendorCommand(pw);
}
getErrPrintWriter().println("Unhandled command: " + cmd);
@@ -104,4 +111,50 @@ final class HdmiControlShellCommand extends ShellCommand {
}
return cecResult.get() == HdmiControlManager.RESULT_SUCCESS ? 0 : 1;
}
private int vendorCommand(PrintWriter pw) throws RemoteException {
if (6 > getRemainingArgsCount()) {
throw new IllegalArgumentException("Expected 3 arguments.");
}
int deviceType = -1;
int destination = -1;
String parameters = "";
boolean hasVendorId = false;
String arg = getNextOption();
while (arg != null) {
switch (arg) {
case "-t":
case "--device_type":
deviceType = Integer.parseInt(getNextArgRequired());
break;
case "-d":
case "--destination":
destination = Integer.parseInt(getNextArgRequired());
break;
case "-a":
case "--args":
parameters = getNextArgRequired();
break;
case "-i":
case "--id":
hasVendorId = Boolean.parseBoolean(getNextArgRequired());
break;
default:
throw new IllegalArgumentException("Unknown argument: " + arg);
}
arg = getNextArg();
}
String[] parts = parameters.split(":");
byte[] params = new byte[parts.length];
for (int i = 0; i < params.length; i++) {
params[i] = (byte) Integer.parseInt(parts[i], 16);
}
pw.println("Sending <Vendor Command>");
mBinderService.sendVendorCommand(deviceType, destination, params, hasVendorId);
return 0;
}
}