init

main/platform/include/ble_printer_client.h

@@ -0,0 +1,25 @@
+#pragma once
+
+#include <stdbool.h>
+#include <stddef.h>
+#include <stdint.h>
+
+#include "esp_err.h"
+
+typedef void (*ble_frame_rx_cb_t)(const uint8_t *data, size_t len);
+
+typedef struct {
+    bool connected;
+    bool notify_ready;
+    uint16_t mtu;
+} ble_link_state_t;
+
+esp_err_t ble_printer_client_init(ble_frame_rx_cb_t rx_cb);
+
+esp_err_t ble_printer_client_connect(const char *target_name, uint32_t timeout_ms);
+void ble_printer_client_disconnect(void);
+
+bool ble_printer_client_is_connected(void);
+void ble_printer_client_get_link_state(ble_link_state_t *out_state);
+
+esp_err_t ble_printer_client_write(const uint8_t *data, size_t len);