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check usb endpoint

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This commit is contained in:
Devaev Maxim
2020-11-15 12:34:33 +03:00
parent a9c844acb4
commit 0955e03cd3
4 changed files with 36 additions and 0 deletions
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23
hid/src/usb/hid.h
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@@ -22,12 +22,29 @@
#pragma once
#include <Arduino.h>
#include <HID-Project.h>
#include "keymap.h"
// -----------------------------------------------------------------------------
#ifdef CHECK_ENDPOINT
static bool _checkEndpoint(uint8_t ep) {
// https://github.com/arduino/ArduinoCore-avr/blob/2f67c916f6ab6193c404eebe22efe901e0f9542d/cores/arduino/USBCore.cpp#L249
// https://sourceforge.net/p/arduinomidilib/svn/41/tree/branch/3.1/Teensy/teensy_core/usb_midi/usb_api.cpp#l103
uint8_t intr_state = SREG;
cli();
UENUM = ep & 7;
bool rw_allowed = UEINTX & (1 << RWAL);
SREG = intr_state;
return rw_allowed;
}
# define CHECK_HID_EP(_hid) { if (!_checkEndpoint(_hid.getPluggedEndpoint())) return; }
#else
# define CHECK_HID_EP(_hid)
#endif
class UsbHidKeyboard {
public:
UsbHidKeyboard() {}
@@ -41,6 +58,7 @@ class UsbHidKeyboard {
}
void sendKey(uint8_t code, bool state) {
CHECK_HID_EP(BootKeyboard);
KeyboardKeycode usb_code = keymapUsb(code);
if (usb_code != KEY_ERROR_UNDEFINED) {
if (state) BootKeyboard.press(usb_code);
@@ -86,17 +104,22 @@ class UsbHidMouse {
}
void sendMove(int x, int y) {
CHECK_HID_EP(SingleAbsoluteMouse);
SingleAbsoluteMouse.moveTo(x, y);
}
void sendWheel(int delta_y) {
CHECK_HID_EP(SingleAbsoluteMouse);
// delta_x is not supported by hid-project now
SingleAbsoluteMouse.move(0, 0, delta_y);
}
private:
void _sendButton(uint8_t button, bool state) {
CHECK_HID_EP(SingleAbsoluteMouse);
if (state) SingleAbsoluteMouse.press(button);
else SingleAbsoluteMouse.release(button);
}
};
#undef CHECK_HID_EP