From a265089ad96687027d4ce24fc1ba8ce57cfd1def Mon Sep 17 00:00:00 2001
From: tychovrahe <brunam@seznam.cz>
Date: Wed, 8 Jan 2025 11:25:52 +0100
Subject: [PATCH] fixup! feat(core:): introduce BLE driver

---
 core/embed/io/ble/inc/io/ble.h |  3 +++
 core/embed/io/ble/stm32/ble.c  | 29 +++++++++++++++++++++++++----
 2 files changed, 28 insertions(+), 4 deletions(-)

diff --git a/core/embed/io/ble/inc/io/ble.h b/core/embed/io/ble/inc/io/ble.h
index 432b367648..6c8ca26e60 100644
--- a/core/embed/io/ble/inc/io/ble.h
+++ b/core/embed/io/ble/inc/io/ble.h
@@ -56,6 +56,9 @@ typedef struct {
 
 typedef struct {
   bool connected;
+  bool connectable;
+  bool pairing;
+  bool pairing_requested;
   uint8_t peer_count;
 } ble_state_t;
 
diff --git a/core/embed/io/ble/stm32/ble.c b/core/embed/io/ble/stm32/ble.c
index 456c45db77..961494c2f6 100644
--- a/core/embed/io/ble/stm32/ble.c
+++ b/core/embed/io/ble/stm32/ble.c
@@ -51,6 +51,7 @@ typedef struct {
   bool initialized;
   bool status_valid;
   bool accept_msgs;
+  bool pairing_requested;
   ble_event_t event_queue_buffers[EVENT_QUEUE_LEN];
   tsqueue_entry_t event_queue_entries[EVENT_QUEUE_LEN];
   tsqueue_t event_queue;
@@ -103,14 +104,26 @@ static bool ble_send_disconnect(void) {
 
 static bool ble_send_pairing_reject(void) {
   uint8_t cmd = INTERNAL_CMD_REJECT_PAIRING;
-  return nrf_send_msg(NRF_SERVICE_BLE_MANAGER, &cmd, sizeof(cmd), NULL, NULL) >=
-         0;
+  bool result =
+      nrf_send_msg(NRF_SERVICE_BLE_MANAGER, &cmd, sizeof(cmd), NULL, NULL);
+
+  if (result) {
+    g_ble_driver.pairing_requested = false;
+  }
+
+  return result;
 }
 
 static bool ble_send_pairing_accept(void) {
   uint8_t cmd = INTERNAL_CMD_ALLOW_PAIRING;
-  return nrf_send_msg(NRF_SERVICE_BLE_MANAGER, &cmd, sizeof(cmd), NULL, NULL) >=
-         0;
+  bool result =
+      nrf_send_msg(NRF_SERVICE_BLE_MANAGER, &cmd, sizeof(cmd), NULL, NULL);
+
+  if (result) {
+    g_ble_driver.pairing_requested = false;
+  }
+
+  return result;
 }
 
 static void ble_process_rx_msg_status(const uint8_t *data, uint32_t len) {
@@ -152,6 +165,8 @@ static void ble_process_rx_msg_status(const uint8_t *data, uint32_t len) {
       if (drv->mode_current == BLE_MODE_PAIRING) {
         drv->mode_requested = BLE_MODE_CONNECTABLE;
       }
+
+      drv->pairing_requested = false;
     }
 
     drv->connected = msg.connected;
@@ -193,6 +208,8 @@ static void ble_process_rx_msg_pairing_request(const uint8_t *data,
   if (!tsqueue_enqueue(&drv->event_queue, (uint8_t *)&event, sizeof(event),
                        NULL)) {
     ble_send_pairing_reject();
+  } else {
+    drv->pairing_requested = true;
   }
 }
 
@@ -205,6 +222,7 @@ static void ble_process_rx_msg_pairing_cancelled(const uint8_t *data,
 
   ble_event_t event = {.type = BLE_PAIRING_CANCELLED, .data_len = 0};
   tsqueue_enqueue(&drv->event_queue, (uint8_t *)&event, sizeof(event), NULL);
+  drv->pairing_requested = false;
 }
 
 static void ble_process_rx_msg(const uint8_t *data, uint32_t len) {
@@ -489,6 +507,9 @@ void ble_get_state(ble_state_t *state) {
 
   state->connected = drv->connected;
   state->peer_count = drv->peer_count;
+  state->pairing = drv->mode_current == BLE_MODE_PAIRING;
+  state->connectable = drv->mode_current == BLE_MODE_CONNECTABLE;
+  state->pairing_requested = drv->pairing_requested;
 }
 
 #endif