From b1ae44774a5d8a869a4e1d259c12804a5847cbaf Mon Sep 17 00:00:00 2001
From: h2zero <powellperalta@gmail.com>
Date: Mon, 11 Apr 2022 21:34:06 -0600
Subject: [PATCH] WIP - compiles with mynewt

---
 pkg.yml                            | 20 ++++++++
 src/NimBLEClient.cpp               | 74 +++++++++++++----------------
 src/NimBLEDevice.cpp               | 49 +++++++++++++++----
 src/NimBLEDevice.h                 | 25 ++++++++++
 src/NimBLELog.h                    |  6 +--
 src/NimBLERemoteCharacteristic.cpp | 75 ++++++++++++------------------
 src/NimBLERemoteDescriptor.cpp     | 37 +++++++--------
 src/NimBLERemoteService.cpp        | 16 +++----
 src/NimBLEScan.cpp                 | 14 ++----
 src/NimBLEUtils.h                  |  2 +-
 src/nimconfig.h                    | 13 ++++++
 11 files changed, 192 insertions(+), 139 deletions(-)
 create mode 100644 pkg.yml

diff --git a/pkg.yml b/pkg.yml
new file mode 100644
index 0000000..4d21f43
--- /dev/null
+++ b/pkg.yml
@@ -0,0 +1,20 @@
+pkg.name: esp-nimble-cpp
+pkg.type: lib
+pkg.description: NimBLE CPP wrapper
+pkg.author: "Ryan Powell"
+pkg.homepage: "http://mynewt.apache.org/"
+pkg.keywords:
+
+pkg.deps:
+    - "@apache-mynewt-nimble/nimble"
+    - "@apache-mynewt-nimble/nimble/host"
+    - "@apache-mynewt-nimble/nimble/host/services/gap"
+    - "@apache-mynewt-nimble/nimble/host/services/gatt"
+    - "@apache-mynewt-nimble/nimble/host/store/config"
+    - "@apache-mynewt-nimble/nimble/host/util"
+
+pkg.source_dirs:
+    - src
+
+pkg.include_dirs:
+    - src
diff --git a/src/NimBLEClient.cpp b/src/NimBLEClient.cpp
index 3619b44..a6ce2db 100644
--- a/src/NimBLEClient.cpp
+++ b/src/NimBLEClient.cpp
@@ -23,7 +23,7 @@
 #include <climits>
 
 #if defined(CONFIG_NIMBLE_CPP_IDF)
-#include "nimble/nimble_port.h"
+//#include "nimble/nimble_port.h"
 #else
 #include "nimble/porting/nimble/include/nimble/nimble_port.h"
 #endif
@@ -81,7 +81,11 @@ NimBLEClient::NimBLEClient(const NimBLEAddress &peerAddress) : m_peerAddress(pee
     m_pConnParams.max_ce_len = BLE_GAP_INITIAL_CONN_MAX_CE_LEN; // Maximum length of connection event in 0.625ms units
 
     memset(&m_dcTimer, 0, sizeof(m_dcTimer));
+#ifndef MYNEWT
     ble_npl_callout_init(&m_dcTimer, nimble_port_get_dflt_eventq(),
+#else
+    ble_npl_callout_init(&m_dcTimer, ble_npl_eventq_dflt_get(),
+#endif
                          NimBLEClient::dcTimerCb, this);
 } // NimBLEClient
 
@@ -99,7 +103,7 @@ NimBLEClient::~NimBLEClient() {
         delete m_pClientCallbacks;
     }
 
-    ble_npl_callout_deinit(&m_dcTimer);
+    //ble_npl_callout_deinit(&m_dcTimer);
 
 } // ~NimBLEClient
 
@@ -215,8 +219,7 @@ bool NimBLEClient::connect(const NimBLEAddress &address, bool deleteAttibutes) {
         m_peerAddress = address;
     }
 
-    TaskHandle_t cur_task = xTaskGetCurrentTaskHandle();
-    ble_task_data_t taskData = {this, cur_task, 0, nullptr};
+    ble_task_data_t taskData = {this, nullptr, -1, nullptr};
     m_pTaskData = &taskData;
     int rc = 0;
 
@@ -282,12 +285,7 @@ bool NimBLEClient::connect(const NimBLEAddress &address, bool deleteAttibutes) {
         return false;
     }
 
-#ifdef ulTaskNotifyValueClear
-    // Clear the task notification value to ensure we block
-    ulTaskNotifyValueClear(cur_task, ULONG_MAX);
-#endif
-    // Wait for the connect timeout time +1 second for the connection to complete
-    if(ulTaskNotifyTake(pdTRUE, pdMS_TO_TICKS(m_connectTimeout + 1000)) == pdFALSE) {
+    if (!NimBLEDevice::taskWait(m_pTaskData, m_connectTimeout + 1000)) {
         m_pTaskData = nullptr;
         // If a connection was made but no response from MTU exchange; disconnect
         if(isConnected()) {
@@ -303,6 +301,7 @@ bool NimBLEClient::connect(const NimBLEAddress &address, bool deleteAttibutes) {
         return false;
 
     } else if(taskData.rc != 0){
+        m_pTaskData = nullptr;
         m_lastErr = taskData.rc;
         NIMBLE_LOGE(LOG_TAG, "Connection failed; status=%d %s",
                     taskData.rc,
@@ -314,6 +313,7 @@ bool NimBLEClient::connect(const NimBLEAddress &address, bool deleteAttibutes) {
         }
         return false;
     } else {
+        m_pTaskData = nullptr;
         NIMBLE_LOGI(LOG_TAG, "Connection established");
     }
 
@@ -336,12 +336,12 @@ bool NimBLEClient::connect(const NimBLEAddress &address, bool deleteAttibutes) {
  * @return True on success.
  */
 bool NimBLEClient::secureConnection() {
-    TaskHandle_t cur_task = xTaskGetCurrentTaskHandle();
-    ble_task_data_t taskData = {this, cur_task, 0, nullptr};
+    ble_task_data_t taskData = {this, nullptr, -1, nullptr};
 
     int retryCount = 1;
 
     do {
+        taskData.rc = -1;
         m_pTaskData = &taskData;
 
         int rc = NimBLEDevice::startSecurity(m_conn_id);
@@ -350,14 +350,14 @@ bool NimBLEClient::secureConnection() {
             m_pTaskData = nullptr;
             return false;
         }
-
-#ifdef ulTaskNotifyValueClear
-        // Clear the task notification value to ensure we block
-        ulTaskNotifyValueClear(cur_task, ULONG_MAX);
-#endif
-        ulTaskNotifyTake(pdTRUE, portMAX_DELAY);
+\
+        if (!NimBLEDevice::taskWait(m_pTaskData, 10 * 1000)) {
+            break;
+        }
     } while (taskData.rc == (BLE_HS_ERR_HCI_BASE + BLE_ERR_PINKEY_MISSING) && retryCount--);
 
+    m_pTaskData = nullptr;
+
     if(taskData.rc != 0){
         m_lastErr = taskData.rc;
         return false;
@@ -734,8 +734,7 @@ bool NimBLEClient::retrieveServices(const NimBLEUUID *uuid_filter) {
     }
 
     int rc = 0;
-    TaskHandle_t cur_task = xTaskGetCurrentTaskHandle();
-    ble_task_data_t taskData = {this, cur_task, 0, nullptr};
+    ble_task_data_t taskData = {this, nullptr, -1, nullptr};
 
     if(uuid_filter == nullptr) {
         rc = ble_gattc_disc_all_svcs(m_conn_id, NimBLEClient::serviceDiscoveredCB, &taskData);
@@ -750,13 +749,12 @@ bool NimBLEClient::retrieveServices(const NimBLEUUID *uuid_filter) {
         return false;
     }
 
-#ifdef ulTaskNotifyValueClear
-    // Clear the task notification value to ensure we block
-    ulTaskNotifyValueClear(cur_task, ULONG_MAX);
-#endif
+    if (!NimBLEDevice::taskWait(&taskData, 10 * 1000)) {
+        NIMBLE_LOGE(LOG_TAG, "Retrieve services timeout");
+        m_lastErr = taskData.rc;
+        return false;
+    }
 
-    // wait until we have all the services
-    ulTaskNotifyTake(pdTRUE, portMAX_DELAY);
     m_lastErr = taskData.rc;
 
     if(taskData.rc == 0){
@@ -791,26 +789,21 @@ int NimBLEClient::serviceDiscoveredCB(
         return 0;
     }
 
-    if(error->status == 0) {
+    int rc = error->status;
+
+    if (rc == 0) {
         // Found a service - add it to the vector
         NimBLERemoteService* pRemoteService = new NimBLERemoteService(client, service);
         client->m_servicesVector.push_back(pRemoteService);
-        return 0;
-    }
-
-    if(error->status == BLE_HS_EDONE) {
-        pTaskData->rc = 0;
-    } else {
+    } else if (rc != BLE_HS_EDONE) {
         NIMBLE_LOGE(LOG_TAG, "serviceDiscoveredCB() rc=%d %s",
-                             error->status,
-                             NimBLEUtils::returnCodeToString(error->status));
-        pTaskData->rc = error->status;
+                             rc, NimBLEUtils::returnCodeToString(rc));
     }
 
-    xTaskNotifyGive(pTaskData->task);
+    NimBLEDevice::taskComplete(pTaskData, rc == BLE_HS_EDONE ? 0 : rc);
 
     NIMBLE_LOGD(LOG_TAG,"<< Service Discovered");
-    return error->status;
+    return rc;
 }
 
 
@@ -1183,10 +1176,7 @@ int NimBLEClient::handleGapEvent(struct ble_gap_event *event, void *arg) {
     } // Switch
 
     if(client->m_pTaskData != nullptr) {
-        client->m_pTaskData->rc = rc;
-        if(client->m_pTaskData->task) {
-            xTaskNotifyGive(client->m_pTaskData->task);
-        }
+        NimBLEDevice::taskComplete(client->m_pTaskData, rc);
         client->m_pTaskData = nullptr;
     }
 
diff --git a/src/NimBLEDevice.cpp b/src/NimBLEDevice.cpp
index 1c337b8..0752f73 100644
--- a/src/NimBLEDevice.cpp
+++ b/src/NimBLEDevice.cpp
@@ -35,7 +35,15 @@
 #    include "nimble/esp_port/esp-hci/include/esp_nimble_hci.h"
 #  endif
 #else
-#  include "nimble/nimble/controller/include/controller/ble_phy.h"
+#  include "controller/ble_phy.h"
+#    include "host/ble_hs.h"
+#    include "host/util/util.h"
+#    include "services/gap/ble_svc_gap.h"
+#    include "services/gatt/ble_svc_gatt.h"
+//#include "porting/nimble/include/nimble/nimble_port.h"
+#include "os/os.h"
+
+
 #endif
 
 #ifndef CONFIG_NIMBLE_CPP_IDF
@@ -249,7 +257,7 @@ bool NimBLEDevice::deleteClient(NimBLEClient* pClient) {
         }
 
         while(pClient->isConnected()) {
-            taskYIELD();
+            os_time_delay(1);
         }
         // Since we set the flag to false the app will not get a callback
         // in the disconnect event so we call it here for good measure.
@@ -261,7 +269,7 @@ bool NimBLEDevice::deleteClient(NimBLEClient* pClient) {
             return false;
         }
         while(pClient->m_pTaskData != nullptr) {
-            taskYIELD();
+            os_time_delay(1);
         }
     }
 
@@ -424,12 +432,13 @@ int NimBLEDevice::getPower(esp_ble_power_type_t powerType) {
 #else
 
 void NimBLEDevice::setPower(int dbm) {
-    ble_phy_txpwr_set(dbm);
+    //ble_phy_txpwr_set(dbm);
 }
 
 
 int NimBLEDevice::getPower() {
-    return ble_phy_txpwr_get();
+   // return ble_phy_txpwr_get();
+   return 0;
 }
 #endif
 
@@ -804,7 +813,8 @@ void NimBLEDevice::onSync(void)
 
     // Yield for houskeeping before returning to operations.
     // Occasionally triggers exception without.
-    taskYIELD();
+    //taskYIELD();
+    os_time_delay(1);
 
     m_synced = true;
 
@@ -823,7 +833,6 @@ void NimBLEDevice::onSync(void)
     }
 } // onSync
 
-
 /**
  * @brief The main host task.
  */
@@ -833,12 +842,21 @@ void NimBLEDevice::host_task(void *param)
     NIMBLE_LOGI(LOG_TAG, "BLE Host Task Started");
 
     /* This function will return only when nimble_port_stop() is executed */
+#ifndef MYNEWT
     nimble_port_run();
 
     nimble_port_freertos_deinit();
+#else
+    while (1) {
+        os_eventq_run(os_eventq_dflt_get());
+    }
+#endif
 } // host_task
 
 
+static struct os_task ble_nimble_task;
+static os_stack_t ble_nimble_stack[1024];
+
 /**
  * @brief Initialize the %BLE environment.
  * @param [in] deviceName The device name of the device.
@@ -880,7 +898,10 @@ void NimBLEDevice::init(const std::string &deviceName) {
         ESP_ERROR_CHECK(esp_bt_controller_enable(ESP_BT_MODE_BLE));
         ESP_ERROR_CHECK(esp_nimble_hci_init());
 #endif
+
+#ifndef MYNEWT
         nimble_port_init();
+#endif
 
         // Setup callbacks for host events
         ble_hs_cfg.reset_cb = NimBLEDevice::onReset;
@@ -899,15 +920,18 @@ void NimBLEDevice::init(const std::string &deviceName) {
         // Set the device name.
         rc = ble_svc_gap_device_name_set(deviceName.c_str());
         assert(rc == 0);
-
+#ifndef MYNEWT
         ble_store_config_init();
-
         nimble_port_freertos_init(NimBLEDevice::host_task);
+#else
+        os_task_init(&ble_nimble_task, "ble_nimble_task", NimBLEDevice::host_task, NULL, 8,
+                     OS_WAIT_FOREVER, ble_nimble_stack, 1024);
+#endif
     }
 
     // Wait for host and controller to sync before returning and accepting new tasks
     while(!m_synced){
-        taskYIELD();
+        os_time_delay(1);
     }
 
     initialized = true; // Set the initialization flag to ensure we are only initialized once.
@@ -921,9 +945,14 @@ void NimBLEDevice::init(const std::string &deviceName) {
  */
 /* STATIC */
 void NimBLEDevice::deinit(bool clearAll) {
+#ifndef MYNEWT
     int ret = nimble_port_stop();
     if (ret == 0) {
         nimble_port_deinit();
+#else
+    int ret = ble_hs_shutdown(0);
+    if (ret == 0) {
+#endif
 #ifdef ESP_PLATFORM
         ret = esp_nimble_hci_and_controller_deinit();
         if (ret != ESP_OK) {
diff --git a/src/NimBLEDevice.h b/src/NimBLEDevice.h
index b7e804b..1236d6a 100644
--- a/src/NimBLEDevice.h
+++ b/src/NimBLEDevice.h
@@ -175,6 +175,31 @@ public:
     static NimBLEAddress    getBondedAddress(int index);
 #endif
 
+    static bool taskWait(ble_task_data_t* td, uint32_t waitms ) {
+#if 0 //defined INC_FREERTOS_H
+       td->task = xTaskGetCurrentTaskHandle();
+#  ifdef ulTaskNotifyValueClear
+        // Clear the task notification value to ensure we block
+        ulTaskNotifyValueClear(td->task, ULONG_MAX);
+#  endif
+        // Wait for the connect timeout time +1 second for the connection to complete
+        return ulTaskNotifyTake(pdTRUE, pdMS_TO_TICKS(waitms));
+#else
+        ble_npl_time_t ticks = ble_npl_time_ms_to_ticks32(waitms);
+        while(td->rc < 0 && --ticks){
+            ble_npl_time_delay(1);
+        }
+        return (ticks > 0);
+#endif
+    }
+
+    static void taskComplete(ble_task_data_t* td, int rc) {
+        td->rc = rc;
+#if 0 //defined INC_FREERTOS_H
+        xTaskNotifyGive(td->task);
+#endif
+    }
+
 private:
 #if defined( CONFIG_BT_NIMBLE_ROLE_CENTRAL)
     friend class NimBLEClient;
diff --git a/src/NimBLELog.h b/src/NimBLELog.h
index dda9073..81b973d 100644
--- a/src/NimBLELog.h
+++ b/src/NimBLELog.h
@@ -12,7 +12,7 @@
 
 #if defined(CONFIG_BT_ENABLED)
 
-#if defined(CONFIG_NIMBLE_CPP_IDF) // using esp-idf
+#if 0  // using esp-idf
 #  include "esp_log.h"
 #  ifndef CONFIG_NIMBLE_CPP_LOG_LEVEL
 #    define CONFIG_NIMBLE_CPP_LOG_LEVEL 0
@@ -39,8 +39,8 @@
      NIMBLE_CPP_LOG_PRINT(ESP_LOG_ERROR, tag, format, ##__VA_ARGS__)
 
 #else // using Arduino
-#  include "nimble/porting/nimble/include/syscfg/syscfg.h"
-#  include "nimble/console/console.h"
+#  include "syscfg/syscfg.h"
+#  include "console/console.h"
 #  ifndef CONFIG_NIMBLE_CPP_LOG_LEVEL
 #    if defined(ARDUINO_ARCH_ESP32) && defined(CORE_DEBUG_LEVEL)
 #      define CONFIG_NIMBLE_CPP_LOG_LEVEL CORE_DEBUG_LEVEL
diff --git a/src/NimBLERemoteCharacteristic.cpp b/src/NimBLERemoteCharacteristic.cpp
index 6cca615..cf4e78b 100644
--- a/src/NimBLERemoteCharacteristic.cpp
+++ b/src/NimBLERemoteCharacteristic.cpp
@@ -16,6 +16,7 @@
 #if defined(CONFIG_BT_ENABLED) && defined(CONFIG_BT_NIMBLE_ROLE_CENTRAL)
 
 #include "NimBLERemoteCharacteristic.h"
+#include "NimBLEDevice.h"
 #include "NimBLEUtils.h"
 #include "NimBLELog.h"
 
@@ -179,14 +180,7 @@ int NimBLERemoteCharacteristic::descriptorDiscCB(uint16_t conn_handle,
      *  Else if rc == 0, just return 0 to continue the discovery until we get BLE_HS_EDONE.
      *  If we get any other error code tell the application to abort by returning non-zero in the rc.
      */
-    if (rc == BLE_HS_EDONE) {
-        pTaskData->rc = 0;
-        xTaskNotifyGive(pTaskData->task);
-    } else if(rc != 0) {
-        // Error; abort discovery.
-        pTaskData->rc = rc;
-        xTaskNotifyGive(pTaskData->task);
-    }
+    NimBLEDevice::taskComplete(pTaskData, rc == BLE_HS_EDONE ? 0 : rc);
 
     NIMBLE_LOGD(LOG_TAG,"<< Descriptor Discovered. status: %d", pTaskData->rc);
     return rc;
@@ -216,11 +210,9 @@ int NimBLERemoteCharacteristic::nextCharCB(uint16_t conn_handle,
         rc = BLE_HS_EDONE;
     } else if (rc == BLE_HS_EDONE) {
         pChar->m_endHandle = pChar->getRemoteService()->getEndHandle();
-    } else {
-        pTaskData->rc = rc;
     }
 
-    xTaskNotifyGive(pTaskData->task);
+    NimBLEDevice::taskComplete(pTaskData, rc == BLE_HS_EDONE ? 0 : rc);
     return rc;
 }
 
@@ -238,8 +230,7 @@ bool NimBLERemoteCharacteristic::retrieveDescriptors(const NimBLEUUID *uuid_filt
     }
 
     int rc = 0;
-    TaskHandle_t cur_task = xTaskGetCurrentTaskHandle();
-    ble_task_data_t taskData = {this, cur_task, 0, nullptr};
+    ble_task_data_t taskData = {this, nullptr, -1, nullptr};
 
     // If we don't know the end handle of this characteristic retrieve the next one in the service
     // The end handle is the next characteristic definition handle -1.
@@ -254,11 +245,10 @@ bool NimBLERemoteCharacteristic::retrieveDescriptors(const NimBLEUUID *uuid_filt
             return false;
         }
 
-#ifdef ulTaskNotifyValueClear
-        // Clear the task notification value to ensure we block
-        ulTaskNotifyValueClear(cur_task, ULONG_MAX);
-#endif
-        ulTaskNotifyTake(pdTRUE, portMAX_DELAY);
+        if (!NimBLEDevice::taskWait(&taskData, 10 * 1000)) {
+            NIMBLE_LOGE(LOG_TAG, "Find end handle timeout");
+            return false;
+        }
 
         if (taskData.rc != 0) {
             NIMBLE_LOGE(LOG_TAG, "Could not retrieve end handle rc=%d", taskData.rc);
@@ -270,6 +260,7 @@ bool NimBLERemoteCharacteristic::retrieveDescriptors(const NimBLEUUID *uuid_filt
         return true;
     }
 
+    taskData.rc = -1;
     desc_filter_t filter = {uuid_filter, &taskData};
 
     rc = ble_gattc_disc_all_dscs(getRemoteService()->getClient()->getConnId(),
@@ -283,11 +274,10 @@ bool NimBLERemoteCharacteristic::retrieveDescriptors(const NimBLEUUID *uuid_filt
         return false;
     }
 
-#ifdef ulTaskNotifyValueClear
-    // Clear the task notification value to ensure we block
-    ulTaskNotifyValueClear(cur_task, ULONG_MAX);
-#endif
-    ulTaskNotifyTake(pdTRUE, portMAX_DELAY);
+    if (!NimBLEDevice::taskWait(&taskData, 10 * 1000)) {
+        NIMBLE_LOGE(LOG_TAG, "Discover Descriptors timeout");
+        return false;
+    }
 
     if (taskData.rc != 0) {
         NIMBLE_LOGE(LOG_TAG, "Failed to retrieve descriptors; startHandle:%d endHandle:%d taskData.rc=%d",
@@ -501,10 +491,8 @@ NimBLEAttValue NimBLERemoteCharacteristic::readValue(time_t *timestamp) {
 
     int rc = 0;
     int retryCount = 1;
-    TaskHandle_t cur_task = xTaskGetCurrentTaskHandle();
-    ble_task_data_t taskData = {this, cur_task, 0, &value};
-
     do {
+        ble_task_data_t taskData = {this, nullptr, -1, &value};
         rc = ble_gattc_read_long(pClient->getConnId(), m_handle, 0,
                                  NimBLERemoteCharacteristic::onReadCB,
                                  &taskData);
@@ -514,11 +502,10 @@ NimBLEAttValue NimBLERemoteCharacteristic::readValue(time_t *timestamp) {
             return value;
         }
 
-#ifdef ulTaskNotifyValueClear
-        // Clear the task notification value to ensure we block
-        ulTaskNotifyValueClear(cur_task, ULONG_MAX);
-#endif
-        ulTaskNotifyTake(pdTRUE, portMAX_DELAY);
+        if (!NimBLEDevice::taskWait(&taskData, 10 * 1000)) {
+            NIMBLE_LOGE(LOG_TAG, "readValue timeout");
+            return value;
+        }
         rc = taskData.rc;
 
         switch(rc){
@@ -588,9 +575,7 @@ int NimBLERemoteCharacteristic::onReadCB(uint16_t conn_handle,
         }
     }
 
-    pTaskData->rc = rc;
-    xTaskNotifyGive(pTaskData->task);
-
+    NimBLEDevice::taskComplete(pTaskData, rc);
     return rc;
 }
 
@@ -783,10 +768,8 @@ bool NimBLERemoteCharacteristic::writeValue(const uint8_t* data, size_t length,
         return (rc==0);
     }
 
-    TaskHandle_t cur_task = xTaskGetCurrentTaskHandle();
-    ble_task_data_t taskData = {this, cur_task, 0, nullptr};
-
     do {
+        ble_task_data_t taskData = {this, nullptr, -1, nullptr};
         if(length > mtu) {
             NIMBLE_LOGI(LOG_TAG,"long write %d bytes", length);
             os_mbuf *om = ble_hs_mbuf_from_flat(data, length);
@@ -799,16 +782,17 @@ bool NimBLERemoteCharacteristic::writeValue(const uint8_t* data, size_t length,
                                       NimBLERemoteCharacteristic::onWriteCB,
                                       &taskData);
         }
+
         if (rc != 0) {
             NIMBLE_LOGE(LOG_TAG, "Error: Failed to write characteristic; rc=%d", rc);
             return false;
         }
 
-#ifdef ulTaskNotifyValueClear
-        // Clear the task notification value to ensure we block
-        ulTaskNotifyValueClear(cur_task, ULONG_MAX);
-#endif
-        ulTaskNotifyTake(pdTRUE, portMAX_DELAY);
+        if (!NimBLEDevice::taskWait(&taskData, 10 * 1000)) {
+            NIMBLE_LOGE(LOG_TAG, "Write value timeout");
+            return false;
+        }
+
         rc = taskData.rc;
 
         switch(rc){
@@ -854,11 +838,10 @@ int NimBLERemoteCharacteristic::onWriteCB(uint16_t conn_handle,
         return 0;
     }
 
-    NIMBLE_LOGI(LOG_TAG, "Write complete; status=%d conn_handle=%d", error->status, conn_handle);
-
-    pTaskData->rc = error->status;
-    xTaskNotifyGive(pTaskData->task);
+    int rc = error->status;
+    NIMBLE_LOGI(LOG_TAG, "Write complete; status=%d conn_handle=%d", rc, conn_handle);
 
+    NimBLEDevice::taskComplete(pTaskData, rc == BLE_HS_EDONE ? 0 : rc);
     return 0;
 }
 
diff --git a/src/NimBLERemoteDescriptor.cpp b/src/NimBLERemoteDescriptor.cpp
index cae9103..78eadc8 100644
--- a/src/NimBLERemoteDescriptor.cpp
+++ b/src/NimBLERemoteDescriptor.cpp
@@ -16,6 +16,7 @@
 #if defined(CONFIG_BT_ENABLED) && defined(CONFIG_BT_NIMBLE_ROLE_CENTRAL)
 
 #include "NimBLERemoteDescriptor.h"
+#include "NimBLEDevice.h"
 #include "NimBLEUtils.h"
 #include "NimBLELog.h"
 
@@ -127,10 +128,10 @@ NimBLEAttValue NimBLERemoteDescriptor::readValue() {
 
     int rc = 0;
     int retryCount = 1;
-    TaskHandle_t cur_task = xTaskGetCurrentTaskHandle();
-    ble_task_data_t taskData = {this, cur_task, 0, &value};
 
     do {
+        ble_task_data_t taskData = {this, nullptr, -1, &value};
+
         rc = ble_gattc_read_long(pClient->getConnId(), m_handle, 0,
                                  NimBLERemoteDescriptor::onReadCB,
                                  &taskData);
@@ -140,11 +141,11 @@ NimBLEAttValue NimBLERemoteDescriptor::readValue() {
             return value;
         }
 
-#ifdef ulTaskNotifyValueClear
-        // Clear the task notification value to ensure we block
-        ulTaskNotifyValueClear(cur_task, ULONG_MAX);
-#endif
-        ulTaskNotifyTake(pdTRUE, portMAX_DELAY);
+        if (!NimBLEDevice::taskWait(&taskData, 10 * 1000)) {
+            NIMBLE_LOGE(LOG_TAG, "Read desc value timeout");
+            return false;
+        }
+
         rc = taskData.rc;
 
         switch(rc){
@@ -208,9 +209,7 @@ int NimBLERemoteDescriptor::onReadCB(uint16_t conn_handle,
         }
     }
 
-    pTaskData->rc = rc;
-    xTaskNotifyGive(pTaskData->task);
-
+    NimBLEDevice::taskComplete(pTaskData, rc);
     return rc;
 }
 
@@ -247,8 +246,7 @@ int NimBLERemoteDescriptor::onWriteCB(uint16_t conn_handle,
 
     NIMBLE_LOGI(LOG_TAG, "Write complete; status=%d conn_handle=%d", error->status, conn_handle);
 
-    pTaskData->rc = error->status;
-    xTaskNotifyGive(pTaskData->task);
+    NimBLEDevice::taskComplete(pTaskData, error->status);
 
     return 0;
 }
@@ -306,10 +304,9 @@ bool NimBLERemoteDescriptor::writeValue(const uint8_t* data, size_t length, bool
         return (rc == 0);
     }
 
-    TaskHandle_t cur_task = xTaskGetCurrentTaskHandle();
-    ble_task_data_t taskData = {this, cur_task, 0, nullptr};
-
     do {
+        ble_task_data_t taskData = {this, nullptr, -1, nullptr};
+
         if(length > mtu) {
             NIMBLE_LOGI(LOG_TAG,"long write %d bytes", length);
             os_mbuf *om = ble_hs_mbuf_from_flat(data, length);
@@ -328,11 +325,11 @@ bool NimBLERemoteDescriptor::writeValue(const uint8_t* data, size_t length, bool
             return false;
         }
 
-#ifdef ulTaskNotifyValueClear
-        // Clear the task notification value to ensure we block
-        ulTaskNotifyValueClear(cur_task, ULONG_MAX);
-#endif
-        ulTaskNotifyTake(pdTRUE, portMAX_DELAY);
+        if (!NimBLEDevice::taskWait(&taskData, 10 * 1000)) {
+            NIMBLE_LOGE(LOG_TAG, "Desc write value timeout");
+            return false;
+        }
+
         rc = taskData.rc;
 
         switch(rc) {
diff --git a/src/NimBLERemoteService.cpp b/src/NimBLERemoteService.cpp
index f0cbed1..289ef39 100644
--- a/src/NimBLERemoteService.cpp
+++ b/src/NimBLERemoteService.cpp
@@ -199,7 +199,8 @@ int NimBLERemoteService::characteristicDiscCB(uint16_t conn_handle,
         pTaskData->rc = error->status;
     }
 
-    xTaskNotifyGive(pTaskData->task);
+    //xTaskNotifyGive(pTaskData->task);
+    NimBLEDevice::taskComplete(pTaskData, pTaskData->rc);
 
     NIMBLE_LOGD(LOG_TAG,"<< Characteristic Discovered");
     return error->status;
@@ -215,8 +216,8 @@ bool NimBLERemoteService::retrieveCharacteristics(const NimBLEUUID *uuid_filter)
     NIMBLE_LOGD(LOG_TAG, ">> retrieveCharacteristics() for service: %s", getUUID().toString().c_str());
 
     int rc = 0;
-    TaskHandle_t cur_task = xTaskGetCurrentTaskHandle();
-    ble_task_data_t taskData = {this, cur_task, 0, nullptr};
+    //TaskHandle_t cur_task = xTaskGetCurrentTaskHandle();
+    ble_task_data_t taskData = {this, nullptr, -1, nullptr};
 
     if(uuid_filter == nullptr) {
         rc = ble_gattc_disc_all_chrs(m_pClient->getConnId(),
@@ -238,11 +239,10 @@ bool NimBLERemoteService::retrieveCharacteristics(const NimBLEUUID *uuid_filter)
         return false;
     }
 
-#ifdef ulTaskNotifyValueClear
-    // Clear the task notification value to ensure we block
-    ulTaskNotifyValueClear(cur_task, ULONG_MAX);
-#endif
-    ulTaskNotifyTake(pdTRUE, portMAX_DELAY);
+    if (!NimBLEDevice::taskWait(&taskData, 10 * 1000)) {
+        NIMBLE_LOGE(LOG_TAG, "disc chars timeout");
+        return false;
+    }
 
     if(taskData.rc == 0){
         if (uuid_filter == nullptr) {
diff --git a/src/NimBLEScan.cpp b/src/NimBLEScan.cpp
index eb87df8..fe11ec9 100644
--- a/src/NimBLEScan.cpp
+++ b/src/NimBLEScan.cpp
@@ -180,7 +180,7 @@ NimBLEScan::~NimBLEScan() {
 
             if(pScan->m_pTaskData != nullptr) {
                 pScan->m_pTaskData->rc = event->disc_complete.reason;
-                xTaskNotifyGive(pScan->m_pTaskData->task);
+                NimBLEDevice::taskComplete(pScan->m_pTaskData , 0);
             }
 
             return 0;
@@ -397,16 +397,12 @@ NimBLEScanResults NimBLEScan::start(uint32_t duration, bool is_continue) {
         NIMBLE_LOGW(LOG_TAG, "Blocking scan called with duration = forever");
     }
 
-    TaskHandle_t cur_task = xTaskGetCurrentTaskHandle();
-    ble_task_data_t taskData = {nullptr, cur_task, 0, nullptr};
+    //TaskHandle_t cur_task = xTaskGetCurrentTaskHandle();
+    ble_task_data_t taskData = {nullptr, nullptr, -1, nullptr};
     m_pTaskData = &taskData;
 
     if(start(duration, nullptr, is_continue)) {
-#ifdef ulTaskNotifyValueClear
-        // Clear the task notification value to ensure we block
-        ulTaskNotifyValueClear(cur_task, ULONG_MAX);
-#endif
-        ulTaskNotifyTake(pdTRUE, portMAX_DELAY);
+        NimBLEDevice::taskWait(&taskData, 10 * 1000);
     }
 
     m_pTaskData = nullptr;
@@ -436,7 +432,7 @@ bool NimBLEScan::stop() {
     }
 
     if(m_pTaskData != nullptr) {
-        xTaskNotifyGive(m_pTaskData->task);
+        NimBLEDevice::taskComplete(m_pTaskData, 0);
     }
 
     NIMBLE_LOGD(LOG_TAG, "<< stop()");
diff --git a/src/NimBLEUtils.h b/src/NimBLEUtils.h
index 006d935..39f0a11 100644
--- a/src/NimBLEUtils.h
+++ b/src/NimBLEUtils.h
@@ -27,7 +27,7 @@
 
 typedef struct {
     void *pATT;
-    TaskHandle_t task;
+    void * task;
     int rc;
     void *buf;
 } ble_task_data_t;
diff --git a/src/nimconfig.h b/src/nimconfig.h
index 9c19031..33b50da 100644
--- a/src/nimconfig.h
+++ b/src/nimconfig.h
@@ -6,6 +6,7 @@
  */
 
 #pragma once
+#ifdef ESP_PLATFORM
 
 #include "sdkconfig.h"
 #include "nimconfig_rename.h"
@@ -138,3 +139,15 @@
 #define CONFIG_BT_NIMBLE_TASK_STACK_SIZE 4096
 
 #endif // _DOXYGEN_
+
+#else
+#include "syscfg/syscfg.h"
+#define CONFIG_BT_ENABLED
+#define CONFIG_BT_NIMBLE_ROLE_OBSERVER
+#define CONFIG_BT_NIMBLE_ROLE_BROADCASTER
+#define CONFIG_BT_NIMBLE_ROLE_CENTRAL
+#define CONFIG_BT_NIMBLE_ROLE_PERIPHERAL
+#define CONFIG_NIMBLE_CPP_IDF
+#define CONFIG_BT_NIMBLE_MAX_CONNECTIONS 3
+#define CONFIG_NIMBLE_CPP_LOG_LEVEL 0
+#endif
\ No newline at end of file