Nordic stack and drivers for the mbed BLE API

Fork of nRF51822 by Nordic Semiconductor

Revision:
638:c90ae1400bf2
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/TARGET_NRF5/source/nRF5xGap.cpp	Wed Sep 14 14:39:43 2016 +0100
@@ -0,0 +1,947 @@
+/* mbed Microcontroller Library
+ * Copyright (c) 2006-2013 ARM Limited
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+#include "nRF5xn.h"
+#ifdef YOTTA_CFG_MBED_OS
+    #include "mbed-drivers/mbed.h"
+#else
+    #include "mbed.h"
+#endif
+#include "ble/BLE.h"
+
+#include "common/common.h"
+#include "ble_advdata.h"
+#include "nrf_ble_hci.h"
+
+void radioNotificationStaticCallback(bool param) {
+    nRF5xGap &gap = (nRF5xGap &) nRF5xn::Instance(BLE::DEFAULT_INSTANCE).getGap();
+    gap.processRadioNotificationEvent(param);
+}
+
+/**************************************************************************/
+/*!
+    @brief  Sets the advertising parameters and payload for the device
+
+    @param[in]  params
+                Basic advertising details, including the advertising
+                delay, timeout and how the device should be advertised
+    @params[in] advData
+                The primary advertising data payload
+    @params[in] scanResponse
+                The optional Scan Response payload if the advertising
+                type is set to \ref GapAdvertisingParams::ADV_SCANNABLE_UNDIRECTED
+                in \ref GapAdveritinngParams
+
+    @returns    \ref ble_error_t
+
+    @retval     BLE_ERROR_NONE
+                Everything executed properly
+
+    @retval     BLE_ERROR_BUFFER_OVERFLOW
+                The proposed action would cause a buffer overflow.  All
+                advertising payloads must be <= 31 bytes, for example.
+
+    @retval     BLE_ERROR_NOT_IMPLEMENTED
+                A feature was requested that is not yet supported in the
+                nRF51 firmware or hardware.
+
+    @retval     BLE_ERROR_PARAM_OUT_OF_RANGE
+                One of the proposed values is outside the valid range.
+
+    @section EXAMPLE
+
+    @code
+
+    @endcode
+*/
+/**************************************************************************/
+ble_error_t nRF5xGap::setAdvertisingData(const GapAdvertisingData &advData, const GapAdvertisingData &scanResponse)
+{
+    /* Make sure we don't exceed the advertising payload length */
+    if (advData.getPayloadLen() > GAP_ADVERTISING_DATA_MAX_PAYLOAD) {
+        return BLE_ERROR_BUFFER_OVERFLOW;
+    }
+
+    /* Make sure we have a payload! */
+    if (advData.getPayloadLen() == 0) {
+        return BLE_ERROR_PARAM_OUT_OF_RANGE;
+    }
+
+    /* Check the scan response payload limits */
+    //if ((params.getAdvertisingType() == GapAdvertisingParams::ADV_SCANNABLE_UNDIRECTED))
+    //{
+    //    /* Check if we're within the upper limit */
+    //    if (advData.getPayloadLen() > GAP_ADVERTISING_DATA_MAX_PAYLOAD)
+    //    {
+    //        return BLE_ERROR_BUFFER_OVERFLOW;
+    //    }
+    //    /* Make sure we have a payload! */
+    //    if (advData.getPayloadLen() == 0)
+    //    {
+    //        return BLE_ERROR_PARAM_OUT_OF_RANGE;
+    //    }
+    //}
+
+    /* Send advertising data! */
+    ASSERT(ERROR_NONE ==
+           sd_ble_gap_adv_data_set(advData.getPayload(),
+                                   advData.getPayloadLen(),
+                                   scanResponse.getPayload(),
+                                   scanResponse.getPayloadLen()),
+           BLE_ERROR_PARAM_OUT_OF_RANGE);
+
+    /* Make sure the GAP Service appearance value is aligned with the
+     *appearance from GapAdvertisingData */
+    ASSERT(ERROR_NONE == sd_ble_gap_appearance_set(advData.getAppearance()),
+           BLE_ERROR_PARAM_OUT_OF_RANGE);
+
+    /* ToDo: Perform some checks on the payload, for example the Scan Response can't */
+    /* contains a flags AD type, etc. */
+
+    return BLE_ERROR_NONE;
+}
+
+/**************************************************************************/
+/*!
+    @brief  Starts the BLE HW, initialising any services that were
+            added before this function was called.
+
+    @note   All services must be added before calling this function!
+
+    @returns    ble_error_t
+
+    @retval     BLE_ERROR_NONE
+                Everything executed properly
+
+    @section EXAMPLE
+
+    @code
+
+    @endcode
+*/
+/**************************************************************************/
+ble_error_t nRF5xGap::startAdvertising(const GapAdvertisingParams &params)
+{
+    /* Make sure we support the advertising type */
+    if (params.getAdvertisingType() == GapAdvertisingParams::ADV_CONNECTABLE_DIRECTED) {
+        /* ToDo: This requires a propery security implementation, etc. */
+        return BLE_ERROR_NOT_IMPLEMENTED;
+    }
+
+    /* Check interval range */
+    if (params.getAdvertisingType() == GapAdvertisingParams::ADV_NON_CONNECTABLE_UNDIRECTED) {
+        /* Min delay is slightly longer for unconnectable devices */
+        if ((params.getIntervalInADVUnits() < GapAdvertisingParams::GAP_ADV_PARAMS_INTERVAL_MIN_NONCON) ||
+            (params.getIntervalInADVUnits() > GapAdvertisingParams::GAP_ADV_PARAMS_INTERVAL_MAX)) {
+            return BLE_ERROR_PARAM_OUT_OF_RANGE;
+        }
+    } else {
+        if ((params.getIntervalInADVUnits() < GapAdvertisingParams::GAP_ADV_PARAMS_INTERVAL_MIN) ||
+            (params.getIntervalInADVUnits() > GapAdvertisingParams::GAP_ADV_PARAMS_INTERVAL_MAX)) {
+            return BLE_ERROR_PARAM_OUT_OF_RANGE;
+        }
+    }
+
+    /* Check timeout is zero for Connectable Directed */
+    if ((params.getAdvertisingType() == GapAdvertisingParams::ADV_CONNECTABLE_DIRECTED) && (params.getTimeout() != 0)) {
+        /* Timeout must be 0 with this type, although we'll never get here */
+        /* since this isn't implemented yet anyway */
+        return BLE_ERROR_PARAM_OUT_OF_RANGE;
+    }
+
+    /* Check timeout for other advertising types */
+    if ((params.getAdvertisingType() != GapAdvertisingParams::ADV_CONNECTABLE_DIRECTED) &&
+        (params.getTimeout() > GapAdvertisingParams::GAP_ADV_PARAMS_TIMEOUT_MAX)) {
+        return BLE_ERROR_PARAM_OUT_OF_RANGE;
+    }
+
+    /* Allocate the stack's whitelist statically */
+    ble_gap_whitelist_t  whitelist;
+    ble_gap_addr_t      *whitelistAddressPtrs[YOTTA_CFG_WHITELIST_MAX_SIZE];
+    ble_gap_irk_t       *whitelistIrkPtrs[YOTTA_CFG_IRK_TABLE_MAX_SIZE];
+    /* Initialize the whitelist */
+    whitelist.pp_addrs   = whitelistAddressPtrs;
+    whitelist.pp_irks    = whitelistIrkPtrs;
+    whitelist.addr_count = 0;
+    whitelist.irk_count  = 0;
+
+    /* Add missing IRKs to whitelist from the bond table held by the SoftDevice */
+    if (advertisingPolicyMode != Gap::ADV_POLICY_IGNORE_WHITELIST) {
+        ble_error_t error = generateStackWhitelist(whitelist);
+        if (error != BLE_ERROR_NONE) {
+            return error;
+        }
+    }
+
+    /* Start Advertising */
+    ble_gap_adv_params_t adv_para = {0};
+
+    adv_para.type        = params.getAdvertisingType();
+    adv_para.p_peer_addr = NULL;                           // Undirected advertisement
+    adv_para.fp          = advertisingPolicyMode;
+    adv_para.p_whitelist = &whitelist;
+    adv_para.interval    = params.getIntervalInADVUnits(); // advertising interval (in units of 0.625 ms)
+    adv_para.timeout     = params.getTimeout();
+
+    uint32_t err = sd_ble_gap_adv_start(&adv_para);
+    switch(err) {
+        case ERROR_NONE:
+            return BLE_ERROR_NONE;
+        case NRF_ERROR_NO_MEM:
+            return BLE_ERROR_NO_MEM;
+        default:
+            return BLE_ERROR_PARAM_OUT_OF_RANGE;
+    }
+}
+
+/* Observer role is not supported by S110, return BLE_ERROR_NOT_IMPLEMENTED */
+#if !defined(TARGET_MCU_NRF51_16K_S110) && !defined(TARGET_MCU_NRF51_32K_S110)
+ble_error_t nRF5xGap::startRadioScan(const GapScanningParams &scanningParams)
+{
+    /* Allocate the stack's whitelist statically */
+    ble_gap_whitelist_t  whitelist;
+    ble_gap_addr_t      *whitelistAddressPtrs[YOTTA_CFG_WHITELIST_MAX_SIZE];
+    ble_gap_irk_t       *whitelistIrkPtrs[YOTTA_CFG_IRK_TABLE_MAX_SIZE];
+    /* Initialize the whitelist */
+    whitelist.pp_addrs   = whitelistAddressPtrs;
+    whitelist.pp_irks    = whitelistIrkPtrs;
+    whitelist.addr_count = 0;
+    whitelist.irk_count  = 0;
+
+    /* Add missing IRKs to whitelist from the bond table held by the SoftDevice */
+    if (scanningPolicyMode != Gap::SCAN_POLICY_IGNORE_WHITELIST) {
+        ble_error_t error = generateStackWhitelist(whitelist);
+        if (error != BLE_ERROR_NONE) {
+            return error;
+        }
+    }
+    
+    ble_gap_scan_params_t scanParams;
+    
+    scanParams.active      = scanningParams.getActiveScanning(); /**< If 1, perform active scanning (scan requests). */
+    scanParams.selective   = scanningPolicyMode;    /**< If 1, ignore unknown devices (non whitelisted). */
+    scanParams.p_whitelist = &whitelist; /**< Pointer to whitelist, NULL if none is given. */
+    scanParams.interval    = scanningParams.getInterval();  /**< Scan interval between 0x0004 and 0x4000 in 0.625ms units (2.5ms to 10.24s). */
+    scanParams.window      = scanningParams.getWindow();    /**< Scan window between 0x0004 and 0x4000 in 0.625ms units (2.5ms to 10.24s). */
+    scanParams.timeout     = scanningParams.getTimeout();   /**< Scan timeout between 0x0001 and 0xFFFF in seconds, 0x0000 disables timeout. */
+
+    if (sd_ble_gap_scan_start(&scanParams) != NRF_SUCCESS) {
+        return BLE_ERROR_PARAM_OUT_OF_RANGE;
+    }
+
+    return BLE_ERROR_NONE;
+}
+
+ble_error_t nRF5xGap::stopScan(void) {
+    if (sd_ble_gap_scan_stop() == NRF_SUCCESS) {
+        return BLE_ERROR_NONE;
+    }
+
+    return BLE_STACK_BUSY;
+}
+#endif
+
+/**************************************************************************/
+/*!
+    @brief  Stops the BLE HW and disconnects from any devices
+
+    @returns    ble_error_t
+
+    @retval     BLE_ERROR_NONE
+                Everything executed properly
+
+    @section EXAMPLE
+
+    @code
+
+    @endcode
+*/
+/**************************************************************************/
+ble_error_t nRF5xGap::stopAdvertising(void)
+{
+    /* Stop Advertising */
+    ASSERT(ERROR_NONE == sd_ble_gap_adv_stop(), BLE_ERROR_PARAM_OUT_OF_RANGE);
+
+    state.advertising = 0;
+
+    return BLE_ERROR_NONE;
+}
+
+ble_error_t nRF5xGap::connect(const Address_t             peerAddr,
+                              BLEProtocol::AddressType_t  peerAddrType,
+                              const ConnectionParams_t   *connectionParams,
+                              const GapScanningParams    *scanParamsIn)
+{
+    ble_gap_addr_t addr;
+    addr.addr_type = peerAddrType;
+    memcpy(addr.addr, peerAddr, Gap::ADDR_LEN);
+
+    ble_gap_conn_params_t connParams;
+    if (connectionParams != NULL) {
+        connParams.min_conn_interval = connectionParams->minConnectionInterval;
+        connParams.max_conn_interval = connectionParams->maxConnectionInterval;
+        connParams.slave_latency     = connectionParams->slaveLatency;
+        connParams.conn_sup_timeout  = connectionParams->connectionSupervisionTimeout;
+    } else {
+        connParams.min_conn_interval = 50;
+        connParams.max_conn_interval = 100;
+        connParams.slave_latency     = 0;
+        connParams.conn_sup_timeout  = 600;
+    }
+
+    /* Allocate the stack's whitelist statically */
+    ble_gap_whitelist_t  whitelist;
+    ble_gap_addr_t      *whitelistAddressPtrs[YOTTA_CFG_WHITELIST_MAX_SIZE];
+    ble_gap_irk_t       *whitelistIrkPtrs[YOTTA_CFG_IRK_TABLE_MAX_SIZE];
+    /* Initialize the whitelist */
+    whitelist.pp_addrs   = whitelistAddressPtrs;
+    whitelist.pp_irks    = whitelistIrkPtrs;
+    whitelist.addr_count = 0;
+    whitelist.irk_count  = 0;
+
+    /* Add missing IRKs to whitelist from the bond table held by the SoftDevice */
+    if (scanningPolicyMode != Gap::SCAN_POLICY_IGNORE_WHITELIST) {
+        ble_error_t error = generateStackWhitelist(whitelist);
+        if (error != BLE_ERROR_NONE) {
+            return error;
+        }
+    }
+
+    ble_gap_scan_params_t scanParams;
+    scanParams.selective   = scanningPolicyMode;    /**< If 1, ignore unknown devices (non whitelisted). */
+    scanParams.p_whitelist = &whitelist; /**< Pointer to whitelist, NULL if none is given. */
+    if (scanParamsIn != NULL) {
+        scanParams.active      = scanParamsIn->getActiveScanning();   /**< If 1, perform active scanning (scan requests). */
+        scanParams.interval    = scanParamsIn->getInterval();         /**< Scan interval between 0x0004 and 0x4000 in 0.625ms units (2.5ms to 10.24s). */
+        scanParams.window      = scanParamsIn->getWindow();           /**< Scan window between 0x0004 and 0x4000 in 0.625ms units (2.5ms to 10.24s). */
+        scanParams.timeout     = scanParamsIn->getTimeout();          /**< Scan timeout between 0x0001 and 0xFFFF in seconds, 0x0000 disables timeout. */
+    } else {
+        scanParams.active      = _scanningParams.getActiveScanning(); /**< If 1, perform active scanning (scan requests). */
+        scanParams.interval    = _scanningParams.getInterval();       /**< Scan interval between 0x0004 and 0x4000 in 0.625ms units (2.5ms to 10.24s). */
+        scanParams.window      = _scanningParams.getWindow();         /**< Scan window between 0x0004 and 0x4000 in 0.625ms units (2.5ms to 10.24s). */
+        scanParams.timeout     = _scanningParams.getTimeout();        /**< Scan timeout between 0x0001 and 0xFFFF in seconds, 0x0000 disables timeout. */
+    }
+
+    uint32_t rc = sd_ble_gap_connect(&addr, &scanParams, &connParams);
+    if (rc == NRF_SUCCESS) {
+        return BLE_ERROR_NONE;
+    }
+    switch (rc) {
+        case NRF_ERROR_INVALID_ADDR:
+            return BLE_ERROR_INVALID_PARAM;
+        case NRF_ERROR_INVALID_PARAM:
+            return BLE_ERROR_INVALID_PARAM;
+        case NRF_ERROR_INVALID_STATE:
+            return BLE_ERROR_INVALID_STATE;
+        case BLE_ERROR_GAP_INVALID_BLE_ADDR:
+            return BLE_ERROR_INVALID_PARAM;
+        case NRF_ERROR_NO_MEM:
+            return BLE_ERROR_NO_MEM;
+        case NRF_ERROR_BUSY:
+            return BLE_STACK_BUSY;
+        default:
+        case BLE_ERROR_GAP_WHITELIST_IN_USE:
+            return BLE_ERROR_UNSPECIFIED;
+    }
+}
+
+ble_error_t nRF5xGap::disconnect(Handle_t connectionHandle, DisconnectionReason_t reason)
+{
+    uint8_t code = BLE_HCI_REMOTE_USER_TERMINATED_CONNECTION;
+    switch (reason) {
+        case REMOTE_USER_TERMINATED_CONNECTION:
+            code = BLE_HCI_REMOTE_USER_TERMINATED_CONNECTION;
+            break;
+        case CONN_INTERVAL_UNACCEPTABLE:
+            code = BLE_HCI_CONN_INTERVAL_UNACCEPTABLE;
+            break;
+        default:
+            break;
+    }
+
+    /* Disconnect if we are connected to a central device */
+    ASSERT_INT(ERROR_NONE, sd_ble_gap_disconnect(connectionHandle, code), BLE_ERROR_PARAM_OUT_OF_RANGE);
+
+    return BLE_ERROR_NONE;
+}
+
+/*!
+    @brief  Disconnects if we are connected to a central device
+
+    @returns    ble_error_t
+
+    @retval     BLE_ERROR_NONE
+                Everything executed properly
+*/
+ble_error_t nRF5xGap::disconnect(DisconnectionReason_t reason)
+{
+    return disconnect(m_connectionHandle, reason);
+}
+
+ble_error_t nRF5xGap::getPreferredConnectionParams(ConnectionParams_t *params)
+{
+    ASSERT_INT(NRF_SUCCESS,
+        sd_ble_gap_ppcp_get(reinterpret_cast<ble_gap_conn_params_t *>(params)),
+        BLE_ERROR_PARAM_OUT_OF_RANGE);
+
+    return BLE_ERROR_NONE;
+}
+
+ble_error_t nRF5xGap::setPreferredConnectionParams(const ConnectionParams_t *params)
+{
+    ASSERT_INT(NRF_SUCCESS,
+        sd_ble_gap_ppcp_set(reinterpret_cast<const ble_gap_conn_params_t *>(params)),
+        BLE_ERROR_PARAM_OUT_OF_RANGE);
+
+    return BLE_ERROR_NONE;
+}
+
+ble_error_t nRF5xGap::updateConnectionParams(Handle_t handle, const ConnectionParams_t *newParams)
+{
+    uint32_t rc;
+
+    rc = sd_ble_gap_conn_param_update(handle, reinterpret_cast<ble_gap_conn_params_t *>(const_cast<ConnectionParams_t*>(newParams)));
+    if (rc == NRF_SUCCESS) {
+        return BLE_ERROR_NONE;
+    } else {
+        return BLE_ERROR_PARAM_OUT_OF_RANGE;
+    }
+}
+
+/**************************************************************************/
+/*!
+    @brief  Clear nRF5xGap's state.
+
+    @returns    ble_error_t
+
+    @retval     BLE_ERROR_NONE
+                Everything executed properly
+*/
+/**************************************************************************/
+ble_error_t nRF5xGap::reset(void)
+{
+    /* Clear all state that is from the parent, including private members */
+    if (Gap::reset() != BLE_ERROR_NONE) {
+        return BLE_ERROR_INVALID_STATE;
+    }
+
+    /* Clear derived class members */
+    m_connectionHandle = BLE_CONN_HANDLE_INVALID;
+
+    /* Set the whitelist policy filter modes to IGNORE_WHITELIST */
+    advertisingPolicyMode = Gap::ADV_POLICY_IGNORE_WHITELIST;
+    scanningPolicyMode    = Gap::SCAN_POLICY_IGNORE_WHITELIST;
+
+    /* Clear the internal whitelist */
+    whitelistAddressesSize = 0;
+
+    return BLE_ERROR_NONE;
+}
+
+/**************************************************************************/
+/*!
+    @brief  Sets the 16-bit connection handle
+*/
+/**************************************************************************/
+void nRF5xGap::setConnectionHandle(uint16_t con_handle)
+{
+    m_connectionHandle = con_handle;
+}
+
+/**************************************************************************/
+/*!
+    @brief  Gets the 16-bit connection handle
+*/
+/**************************************************************************/
+uint16_t nRF5xGap::getConnectionHandle(void)
+{
+    return m_connectionHandle;
+}
+
+/**************************************************************************/
+/*!
+    @brief      Sets the BLE device address
+
+    @returns    ble_error_t
+
+    @section EXAMPLE
+
+    @code
+
+    uint8_t device_address[6] = { 0xca, 0xfe, 0xf0, 0xf0, 0xf0, 0xf0 };
+    nrf.getGap().setAddress(Gap::BLEProtocol::AddressType::RANDOM_STATIC, device_address);
+
+    @endcode
+*/
+/**************************************************************************/
+ble_error_t nRF5xGap::setAddress(AddressType_t type, const Address_t address)
+{
+    uint8_t cycle_mode;
+    ble_gap_addr_t dev_addr;
+
+    /* When using Public or Static addresses, the cycle mode must be None.
+       When using Random Private addresses, the cycle mode must be Auto.
+       In auto mode, the given address is ignored.
+    */
+    if ((type == BLEProtocol::AddressType::PUBLIC) || (type == BLEProtocol::AddressType::RANDOM_STATIC))
+    {
+        cycle_mode = BLE_GAP_ADDR_CYCLE_MODE_NONE;
+        memcpy(dev_addr.addr, address, ADDR_LEN);
+    }
+    else if ((type == BLEProtocol::AddressType::RANDOM_PRIVATE_RESOLVABLE) || (type == BLEProtocol::AddressType::RANDOM_PRIVATE_NON_RESOLVABLE))
+    {
+        cycle_mode = BLE_GAP_ADDR_CYCLE_MODE_AUTO;
+        // address is ignored when in auto mode
+    }
+    else
+    {
+        return BLE_ERROR_PARAM_OUT_OF_RANGE;
+    }
+
+    dev_addr.addr_type = type;
+    ASSERT_INT(ERROR_NONE, sd_ble_gap_address_set(cycle_mode, &dev_addr), BLE_ERROR_PARAM_OUT_OF_RANGE);
+
+    return BLE_ERROR_NONE;
+}
+
+ble_error_t nRF5xGap::getAddress(AddressType_t *typeP, Address_t address)
+{
+    ble_gap_addr_t dev_addr;
+    if (sd_ble_gap_address_get(&dev_addr) != NRF_SUCCESS) {
+        return BLE_ERROR_PARAM_OUT_OF_RANGE;
+    }
+
+    if (typeP != NULL) {
+        *typeP = static_cast<AddressType_t>(dev_addr.addr_type);
+    }
+    if (address != NULL) {
+        memcpy(address, dev_addr.addr, ADDR_LEN);
+    }
+    return BLE_ERROR_NONE;
+}
+
+ble_error_t nRF5xGap::setDeviceName(const uint8_t *deviceName)
+{
+    ble_gap_conn_sec_mode_t sec_mode;
+    BLE_GAP_CONN_SEC_MODE_SET_OPEN(&sec_mode); // no security is needed
+
+    if (sd_ble_gap_device_name_set(&sec_mode, deviceName, strlen((const char *)deviceName)) == NRF_SUCCESS) {
+        return BLE_ERROR_NONE;
+    } else {
+        return BLE_ERROR_PARAM_OUT_OF_RANGE;
+    }
+}
+
+ble_error_t nRF5xGap::getDeviceName(uint8_t *deviceName, unsigned *lengthP)
+{
+    if (sd_ble_gap_device_name_get(deviceName, (uint16_t *)lengthP) == NRF_SUCCESS) {
+        return BLE_ERROR_NONE;
+    } else {
+        return BLE_ERROR_PARAM_OUT_OF_RANGE;
+    }
+}
+
+ble_error_t nRF5xGap::setAppearance(GapAdvertisingData::Appearance appearance)
+{
+    if (sd_ble_gap_appearance_set(appearance) == NRF_SUCCESS) {
+        return BLE_ERROR_NONE;
+    } else {
+        return BLE_ERROR_PARAM_OUT_OF_RANGE;
+    }
+}
+
+ble_error_t nRF5xGap::getAppearance(GapAdvertisingData::Appearance *appearanceP)
+{
+    if ((sd_ble_gap_appearance_get(reinterpret_cast<uint16_t *>(appearanceP)) == NRF_SUCCESS)) {
+        return BLE_ERROR_NONE;
+    } else {
+        return BLE_ERROR_PARAM_OUT_OF_RANGE;
+    }
+}
+
+/* (Valid values are -40, -20, -16, -12, -8, -4, 0, 4) */
+ble_error_t nRF5xGap::setTxPower(int8_t txPower)
+{
+    unsigned rc;
+    if ((rc = sd_ble_gap_tx_power_set(txPower)) != NRF_SUCCESS) {
+        switch (rc) {
+            case NRF_ERROR_BUSY:
+                return BLE_STACK_BUSY;
+            case NRF_ERROR_INVALID_PARAM:
+            default:
+                return BLE_ERROR_PARAM_OUT_OF_RANGE;
+        }
+    }
+
+    return BLE_ERROR_NONE;
+}
+
+void nRF5xGap::getPermittedTxPowerValues(const int8_t **valueArrayPP, size_t *countP)
+{
+#if defined(NRF51)
+    static const int8_t permittedTxValues[] = {
+        -30, -20, -16, -12, -8, -4, 0, 4
+    };
+#elif defined(NRF52)
+    static const int8_t permittedTxValues[] = {
+        -40, -20, -16, -12, -8, -4, 0, 4
+    };
+#else
+#error permitted TX power values unknown for this SOC
+#endif
+
+    *valueArrayPP = permittedTxValues;
+    *countP = sizeof(permittedTxValues) / sizeof(int8_t);
+}
+
+/**************************************************************************/
+/*!
+    @brief  Get the capacity of the internal whitelist maintained by this
+            implementation.
+
+    @returns    The capacity of the internal whitelist.
+
+    @section EXAMPLE
+
+    @code
+
+    @endcode
+*/
+/**************************************************************************/
+uint8_t nRF5xGap::getMaxWhitelistSize(void) const
+{
+    return YOTTA_CFG_WHITELIST_MAX_SIZE;
+}
+
+/**************************************************************************/
+/*!
+    @brief  Get a copy of the implementation's internal whitelist.
+
+    @param[out] whitelistOut
+                A \ref Gap::Whitelist_t structure containing a copy of the
+                addresses in the implemenetation's internal whitelist.
+
+    @returns    \ref ble_errror_t
+
+    @retval     BLE_ERROR_NONE
+                Everything executed properly.
+
+    @section EXAMPLE
+
+    @code
+
+    @endcode
+*/
+/**************************************************************************/
+ble_error_t nRF5xGap::getWhitelist(Gap::Whitelist_t &whitelistOut) const
+{
+    uint8_t i;
+    for (i = 0; i < whitelistAddressesSize && i < whitelistOut.capacity; ++i) {
+        memcpy(&whitelistOut.addresses[i], &whitelistAddresses[i], sizeof(BLEProtocol::Address_t));
+    }
+    whitelistOut.size = i;
+
+    return BLE_ERROR_NONE;
+}
+
+/**************************************************************************/
+/*!
+    @brief  Set the whitelist that will be used in the next call to
+            startAdvertising().
+
+    @param[in]  whitelistIn
+                A reference to a \ref Gap::Whitelist_t structure
+                representing a whitelist containing all the white listed
+                BLE addresses.
+
+    @returns    \ref ble_errror_t
+
+    @retval     BLE_ERROR_NONE
+                Everything executed properly.
+
+                BLE_ERROR_INVALID_PARAM
+                The supplied whitelist contains a private non-resolvable
+                address
+
+                BLE_ERROR_PARAM_OUT_OF_RANGE
+                The size of the supplied whitelist exceeds the maximum
+                capacity of the implementation's internal whitelist.
+
+    @section EXAMPLE
+
+    @code
+
+    @endcode
+*/
+/**************************************************************************/
+ble_error_t nRF5xGap::setWhitelist(const Gap::Whitelist_t &whitelistIn)
+{
+    if (whitelistIn.size > getMaxWhitelistSize()) {
+        return BLE_ERROR_PARAM_OUT_OF_RANGE;
+    }
+
+    /* Test for invalid parameters before we change the internal state */
+    for (uint8_t i = 0; i < whitelistIn.size; ++i) {
+        if (whitelistIn.addresses[i].type == BLEProtocol::AddressType::RANDOM_PRIVATE_NON_RESOLVABLE) {
+            /* This is not allowed because it is completely meaningless */
+            return BLE_ERROR_INVALID_PARAM;
+        }
+    }
+
+    whitelistAddressesSize = 0;
+    for (uint8_t i = 0; i < whitelistIn.size; ++i) {
+        memcpy(&whitelistAddresses[whitelistAddressesSize], &whitelistIn.addresses[i], sizeof(BLEProtocol::Address_t));
+        whitelistAddressesSize++;
+    }
+
+    return BLE_ERROR_NONE;
+}
+
+/**************************************************************************/
+/*!
+    @brief  Set the advertising policy filter mode that will be used in
+            the next call to startAdvertising().
+
+    @returns    \ref ble_errror_t
+
+    @retval     BLE_ERROR_NONE
+                Everything executed properly.
+
+                BLE_ERROR_NOT_IMPLEMENTED
+                This feature is currently note implemented.
+
+    @section EXAMPLE
+
+    @code
+
+    @endcode
+*/
+/**************************************************************************/
+ble_error_t nRF5xGap::setAdvertisingPolicyMode(Gap::AdvertisingPolicyMode_t mode)
+{
+    advertisingPolicyMode = mode;
+
+    return BLE_ERROR_NONE;
+}
+
+/**************************************************************************/
+/*!
+    @brief  Set the scanning policy filter mode that will be used in
+            the next call to startAdvertising().
+
+    @returns    \ref ble_errror_t
+
+    @retval     BLE_ERROR_NONE
+                Everything executed properly.
+
+                BLE_ERROR_NOT_IMPLEMENTED
+                This feature is currently note implemented.
+
+    @section EXAMPLE
+
+    @code
+
+    @endcode
+*/
+/**************************************************************************/
+ble_error_t nRF5xGap::setScanningPolicyMode(Gap::ScanningPolicyMode_t mode)
+{
+    scanningPolicyMode = mode;
+
+    return BLE_ERROR_NONE;
+}
+
+/**************************************************************************/
+/*!
+    @brief  Set the initiator policy filter mode that will be used in
+            the next call to startAdvertising()
+
+    @returns    \ref ble_errror_t
+
+    @retval     BLE_ERROR_NONE
+                Everything executed properly.
+
+                BLE_ERROR_NOT_IMPLEMENTED
+                This feature is currently note implemented.
+
+    @section EXAMPLE
+
+    @code
+
+    @endcode
+*/
+/**************************************************************************/
+ble_error_t nRF5xGap::setInitiatorPolicyMode(Gap::InitiatorPolicyMode_t mode)
+{
+    return BLE_ERROR_NOT_IMPLEMENTED;
+}
+
+/**************************************************************************/
+/*!
+    @brief  Get the current advertising policy filter mode.
+
+    @returns    The advertising policy filter mode.
+
+    @section EXAMPLE
+
+    @code
+
+    @endcode
+*/
+/**************************************************************************/
+Gap::AdvertisingPolicyMode_t nRF5xGap::getAdvertisingPolicyMode(void) const
+{
+    return advertisingPolicyMode;
+}
+
+/**************************************************************************/
+/*!
+    @brief  Get the current scanning policy filter mode.
+
+    @returns    The scanning policy filter mode.
+
+    @section EXAMPLE
+
+    @code
+
+    @endcode
+*/
+/**************************************************************************/
+Gap::ScanningPolicyMode_t nRF5xGap::getScanningPolicyMode(void) const
+{
+    return scanningPolicyMode;
+}
+
+/**************************************************************************/
+/*!
+    @brief  Get the current initiator policy filter mode.
+
+    @returns    The initiator policy filter mode.
+
+    @note   Currently initiator filtering using the whitelist is not
+            implemented in this module.
+
+    @section EXAMPLE
+
+    @code
+
+    @endcode
+*/
+/**************************************************************************/
+Gap::InitiatorPolicyMode_t nRF5xGap::getInitiatorPolicyMode(void) const
+{
+    return Gap::INIT_POLICY_IGNORE_WHITELIST;
+}
+
+/**************************************************************************/
+/*!
+    @brief  Helper function used to populate the ble_gap_whitelist_t that
+            will be used by the SoftDevice for filtering requests.
+
+    @returns    \ref ble_error_t
+
+    @retval     BLE_ERROR_NONE
+                Everything executed properly
+
+    @retval     BLE_ERROR_INVALID_STATE
+                The internal stack was not initialized correctly.
+
+    @note  Both the SecurityManager and Gap must initialize correctly for
+           this function to succeed.
+
+    @note  This function is needed because for the BLE API the whitelist
+           is just a collection of keys, but for the stack it also includes
+           the IRK table.
+
+    @section EXAMPLE
+
+    @code
+
+    @endcode
+*/
+/**************************************************************************/
+ble_error_t nRF5xGap::generateStackWhitelist(ble_gap_whitelist_t &whitelist)
+{
+    ble_gap_whitelist_t  whitelistFromBondTable;
+    ble_gap_addr_t      *addressPtr[1];
+    ble_gap_irk_t       *irkPtr[YOTTA_CFG_IRK_TABLE_MAX_SIZE];
+
+    nRF5xSecurityManager& securityManager = (nRF5xSecurityManager&) nRF5xn::Instance(0).getSecurityManager();
+
+    if (securityManager.hasInitialized()) {
+        /* We do not care about the addresses, set the count to 0 */
+        whitelistFromBondTable.addr_count = 0;
+        /* The Nordic SDK will return a failure if we set pp_addr to NULL */
+        whitelistFromBondTable.pp_addrs   = addressPtr;
+        /* We want all the IRKs we can get because we do not know which ones match the addresses */
+        whitelistFromBondTable.irk_count  = YOTTA_CFG_IRK_TABLE_MAX_SIZE;
+        whitelistFromBondTable.pp_irks    = irkPtr;
+
+        /* Use the security manager to get the IRKs from the bond table */
+        ble_error_t error = securityManager.createWhitelistFromBondTable(whitelistFromBondTable);
+        if (error != BLE_ERROR_NONE) {
+            return error;
+        }
+    } else  {
+        /**
+         * If there is no security manager then we cannot access the bond table,
+         * so disable IRK matching
+         */
+        whitelistFromBondTable.addr_count = 0;
+        whitelistFromBondTable.irk_count  = 0;
+    }
+
+    /**
+     * For every private resolvable address in the local whitelist check if
+     * there is an IRK for said address in the bond table and add it to the
+     * local IRK list.
+     */
+    whitelist.irk_count  = 0;
+    whitelist.addr_count = 0;
+    for (uint8_t i = 0; i < whitelistAddressesSize; ++i) {
+        if (whitelistAddresses[i].addr_type == BLEProtocol::AddressType::RANDOM_PRIVATE_RESOLVABLE) {
+            /* Test if there is a matching IRK for this private resolvable address */
+            for (uint8_t j = 0; j < whitelistFromBondTable.irk_count; ++j) {
+                if (securityManager.matchAddressAndIrk(&whitelistAddresses[i], whitelistFromBondTable.pp_irks[j])) {
+                    /* Found the corresponding IRK, add it to our local whitelist */
+                    whitelist.pp_irks[whitelist.irk_count] = whitelistFromBondTable.pp_irks[j];
+                    whitelist.irk_count++;
+                    /* Make sure we do not look at this IRK again */
+                    if (j != whitelistFromBondTable.irk_count - 1) {
+                        /**
+                         * This is not the last IRK, so replace the pointer
+                         * with the last pointer in the array
+                         */
+                        whitelistFromBondTable.pp_irks[j] =
+                            whitelistFromBondTable.pp_irks[whitelistFromBondTable.irk_count - 1];
+                    }
+                    /**
+                     * If the IRK is the last pointer in the array simply
+                     * decrement the total IRK count
+                     */
+                    whitelistFromBondTable.irk_count--;
+                    break;
+                }
+            }
+        } else {
+            /* Include the address into the whitelist */
+            whitelist.pp_addrs[whitelist.addr_count] = &whitelistAddresses[i];
+            whitelist.addr_count++;
+        }
+    }
+
+    return BLE_ERROR_NONE;
+}