feat: update examples + pairing process

tmk_core/common/webusb.c

@@ -6,16 +6,28 @@ webusb_state_t webusb_state = {
   .pairing = false,
 };
 
-void webusb_set_pairing_state() {
-    webusb_state.pairing = true;
-    uint8_t tick = 0;
-    do {
-        tick++;
-        wait_ms(1000);
-        //TODO Blink some leds
-    } while(webusb_state.paired == false && tick <= 30);
-    webusb_state.pairing = false;
-}
+void webusb_receive(uint8_t *data, uint8_t length) {
+    uint8_t command = data[0];
+
+    if(command == WEBUSB_CMD_PAIR && webusb_state.pairing == true) {
+        uint8_t event[3];
+        webusb_state.pairing = false;
+        webusb_state.paired = true;
+        event[0] = WEBUSB_STATUS_OK;
+        event[1] = WEBUSB_EVT_PAIRED;
+        event[2] = WEBUSB_STOP_BIT;
+        webusb_send(event, sizeof(event));
+        return;
+    }
+
+    if(webusb_state.paired == true) {
+        switch(command) {
+          //Handle commands in here
+        }
+    } else {
+        webusb_error(WEBUSB_STATUS_NOT_PAIRED);
+    }
+};
 
 void webusb_error(uint8_t code) {
     uint8_t buffer[1];

tmk_core/common/webusb.h

@@ -3,6 +3,10 @@
 #include <stdint.h>
 #include <stdbool.h>
 
+#define WEBUSB_STOP_BIT -2
+#define WEBUSB_BLINK_STEPS 512
+#define WEBUSB_BLINK_END WEBUSB_BLINK_STEPS * 60
+
 void webusb_receive(uint8_t *data, uint8_t length);
 void webusb_send(uint8_t *data, uint8_t length);
 void webusb_error(uint8_t);
@@ -21,4 +25,13 @@ enum Webusb_Status_Code {
     WEBUSB_STATUS_UNKNOWN_COMMAND,
 };
 
+enum Webusb_Command_Code {
+    WEBUSB_CMD_PAIR
+};
 
+enum Webusb_Event_Code {
+    WEBUSB_EVT_PAIRED,
+    WEBUSB_EVT_KEYDOWN,
+    WEBUSB_EVT_KEYUP,
+    WEBUSB_EVT_LAYER
+};

tmk_core/protocol/chibios/usb_main.c

@@ -871,7 +871,7 @@ void raw_hid_task(void) {
 #ifdef WEBUSB_ENABLE
 void webusb_send(uint8_t *data, uint8_t length) { chnWrite(&drivers.webusb_driver.driver, data, length); }
 
-__attribute__((weak)) void webusb_receive(uint8_t *data, uint8_t length) {
+__attribute__((weak)) void webusb_receive_kb(uint8_t *data, uint8_t length) {
   // Users should #include "raw_hid.h" in their own code
   // and implement this function there. Leave this as weak linkage
   // so users can opt to not handle data coming in.
@@ -883,12 +883,7 @@ void webusb_task(void) {
     do {
         size_t size = chnReadTimeout(&drivers.webusb_driver.driver, buffer, sizeof(buffer), TIME_IMMEDIATE);
         if (size > 0) {
-            if(webusb_state.paired == true) {
-                webusb_receive(buffer, size);
-            }
-            else {
-                webusb_error(WEBUSB_STATUS_NOT_PAIRED);
-            }
+            webusb_receive(buffer, size);
         }
     } while (size > 0);
 }

tmk_core/protocol/lufa/lufa.c

@@ -280,19 +280,18 @@ void webusb_send(uint8_t *data, uint8_t length) {
 
     Endpoint_SelectEndpoint(WEBUSB_IN_EPNUM);
 
-    if (Endpoint_IsINReady()) {
-        Endpoint_Write_Stream_LE(data, length, NULL);
-        Endpoint_ClearIN();
-    }
+    Endpoint_Write_Stream_LE(data, length, NULL);
+    Endpoint_ClearIN();
 }
 
-__attribute__((weak)) void webusb_receive(uint8_t *data, uint8_t length) { }
+__attribute__((weak)) void webusb_receive_kb(uint8_t *data, uint8_t length) { }
 
 static void webusb_task(void) {
     // Create a temporary buffer to hold the read in data from the host
     uint8_t data[WEBUSB_EPSIZE];
     bool    data_read = false;
 
+
     // Device must be connected and configured for the task to run
     if (USB_DeviceState != DEVICE_STATE_Configured) return;
 
@@ -311,12 +310,7 @@ static void webusb_task(void) {
         Endpoint_ClearOUT();
 
         if (data_read) {
-            if(webusb_state.paired == true) {
-                webusb_receive(data, sizeof(data));
-            }
-            else {
-                webusb_error(WEBUSB_STATUS_NOT_PAIRED);
-            }
+            webusb_receive(data, sizeof(data));
         }
     }
 }