feat: config manager

src/cmd.cpp

@@ -0,0 +1,60 @@
+//
+// Created by awalol on 2026/5/4.
+//
+
+#include "cmd.h"
+
+#include <algorithm>
+#include <cstdio>
+#include <cstring>
+
+#include "config.h"
+#include "device/usbd.h"
+#include "pico/time.h"
+
+bool is_pico_cmd(uint8_t report_id) {
+    if (report_id == 0xf6 ||
+        report_id == 0xf7
+    ) {
+        return true;
+    }
+    return false;
+}
+
+uint16_t pico_cmd_get(uint8_t report_id, uint8_t *buffer, uint16_t reqlen) {
+    if (report_id == 0xf7) {
+        printf("[HID] Receive 0xf7 getting config\n");
+        if (sizeof(Config_body) > reqlen) {
+            printf("[Config] Warning: Config_body overflow\n");
+        }
+        const auto len = std::min(sizeof(Config_body),static_cast<size_t>(reqlen));
+        memcpy(buffer,&get_config(),len);
+        return len;
+    }
+    return 0;
+}
+
+void pico_cmd_set(uint8_t report_id, uint8_t const *buffer, uint16_t bufsize) {
+    (void) report_id;
+    if (bufsize == 0) {
+        return;
+    }
+
+    // 0x01 update config in variable
+    // 0x02 write config to flash
+    // 0x03 reconnect tinyusb device;
+    if (buffer[0] == 0x01) {
+        printf("[CMD] Enter config set func\n");
+        set_config(buffer + 1, bufsize - 1);
+    }
+    if (buffer[0] == 0x02) {
+        printf("[CMD] Enter config save func\n");
+        config_save();
+    }
+    if (buffer[0] == 0x03) {
+        printf("[CMD] Enter tud reconnect func\n");
+        tud_disconnect();
+        sleep_ms(1000);
+        tud_connect();
+    }
+}