Diff: features/FEATURE_BLE/targets/TARGET_Maxim/MaximGap.cpp

Revision:

0:f269e3021894

--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/features/FEATURE_BLE/targets/TARGET_Maxim/MaximGap.cpp	Sun Oct 23 15:10:02 2016 +0000
@@ -0,0 +1,261 @@
+/*******************************************************************************
+ * Copyright (C) 2016 Maxim Integrated Products, Inc., All Rights Reserved.
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a
+ * copy of this software and associated documentation files (the "Software"),
+ * to deal in the Software without restriction, including without limitation
+ * the rights to use, copy, modify, merge, publish, distribute, sublicense,
+ * and/or sell copies of the Software, and to permit persons to whom the
+ * Software is furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included
+ * in all copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
+ * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
+ * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.
+ * IN NO EVENT SHALL MAXIM INTEGRATED BE LIABLE FOR ANY CLAIM, DAMAGES
+ * OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
+ * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
+ * OTHER DEALINGS IN THE SOFTWARE.
+ *
+ * Except as contained in this notice, the name of Maxim Integrated
+ * Products, Inc. shall not be used except as stated in the Maxim Integrated
+ * Products, Inc. Branding Policy.
+ *
+ * The mere transfer of this software does not imply any licenses
+ * of trade secrets, proprietary technology, copyrights, patents,
+ * trademarks, maskwork rights, or any other form of intellectual
+ * property whatsoever. Maxim Integrated Products, Inc. retains all
+ * ownership rights.
+ *******************************************************************************
+ */
+
+#include "MaximGap.h"
+#include "mbed.h"
+#include "hci_vs.h"
+
+MaximGap &MaximGap::getInstance() {
+    static MaximGap m_instance;
+    return m_instance;
+}
+
+ble_error_t MaximGap::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;
+    }
+
+    /* save advertising and scan response data */
+    advDataLen = advData.getPayloadLen();
+    scanResponseLen = scanResponse.getPayloadLen();
+    memcpy((void*)advDataCache, (void*)advData.getPayload(), advDataLen);
+    memcpy((void*)advDataCache, (void*)advData.getPayload(), scanResponseLen);
+
+    return BLE_ERROR_NONE;
+}
+
+ble_error_t MaximGap::startAdvertising(const GapAdvertisingParams &params)
+{
+    /* Make sure we support the advertising type */
+    if (params.getAdvertisingType() == GapAdvertisingParams::ADV_CONNECTABLE_DIRECTED) {
+        /* ToDo: This requires a proper 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.getInterval() < GapAdvertisingParams::GAP_ADV_PARAMS_INTERVAL_MIN_NONCON) ||
+            (params.getInterval() > GapAdvertisingParams::GAP_ADV_PARAMS_INTERVAL_MAX)) {
+            return BLE_ERROR_PARAM_OUT_OF_RANGE;
+        }
+    } else {
+        if ((params.getInterval() < GapAdvertisingParams::GAP_ADV_PARAMS_INTERVAL_MIN) ||
+            (params.getInterval() > 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;
+    }
+
+    /* set advertising and scan response data for discoverable mode */
+    DmAdvSetData(DM_DATA_LOC_ADV, advDataLen, advDataCache);
+    DmAdvSetData(DM_DATA_LOC_SCAN, scanResponseLen, scanResponseCache);
+
+    DmAdvSetInterval(params.getInterval(), params.getInterval());
+    DmAdvStart(params.getAdvertisingType(), params.getTimeout());
+
+    state.advertising = 1;
+
+    return BLE_ERROR_NONE;
+}
+
+ble_error_t MaximGap::stopAdvertising(void)
+{
+    DmAdvStop();
+
+    state.advertising = 0;
+
+    return BLE_ERROR_NONE;
+}
+
+void MaximGap::advertisingStopped(void)
+{
+    /* If advertising stopped due to a call to stopAdvertising(), state.advertising will
+     * be '0.' Otherwise, advertising must have stopped due to a timeout
+     */
+    if (state.advertising) {
+        processTimeoutEvent(Gap::TIMEOUT_SRC_ADVERTISING);
+    }
+}
+
+ble_error_t MaximGap::disconnect(DisconnectionReason_t reason)
+{
+    DmConnClose(DM_CLIENT_ID_APP, m_connectionHandle, reason);
+
+    state.advertising = 0;
+    state.connected = 0;
+
+    return BLE_ERROR_NONE;
+}
+
+ble_error_t MaximGap::disconnect(Handle_t connectionHandle, DisconnectionReason_t reason)
+{
+    DmConnClose(DM_CLIENT_ID_APP, connectionHandle, reason);
+
+    state.advertising = 0;
+    state.connected = 0;
+
+    return BLE_ERROR_NONE;
+}
+
+ble_error_t MaximGap::getPreferredConnectionParams(ConnectionParams_t *params)
+{
+    return BLE_ERROR_NOT_IMPLEMENTED;
+}
+
+ble_error_t MaximGap::setPreferredConnectionParams(const ConnectionParams_t *params)
+{
+    return BLE_ERROR_NOT_IMPLEMENTED;
+}
+
+ble_error_t MaximGap::updateConnectionParams(Handle_t handle, const ConnectionParams_t *newParams)
+{
+    if (DmConnCheckIdle(handle) != 0) {
+        return BLE_STACK_BUSY;
+    }
+
+    hciConnSpec_t connSpec;
+    connSpec.connIntervalMin = newParams->minConnectionInterval;
+    connSpec.connIntervalMax = newParams->maxConnectionInterval;
+    connSpec.connLatency = newParams->slaveLatency;
+    connSpec.supTimeout = newParams->connectionSupervisionTimeout;
+    DmConnUpdate(handle, &connSpec);
+
+    return BLE_ERROR_NONE;
+}
+
+ble_error_t MaximGap::startRadioScan(const GapScanningParams &scanningParams)
+{
+    DmScanSetInterval(scanningParams.getInterval(), scanningParams.getWindow());
+
+    uint8_t scanType = scanningParams.getActiveScanning() ? DM_SCAN_TYPE_ACTIVE : DM_SCAN_TYPE_PASSIVE;
+    uint32_t duration = (uint32_t)scanningParams.getTimeout() * 1000;
+    if (duration > 0xFFFF) {
+        // saturate to 16-bits
+        duration = 0xFFFF;
+    }
+
+    DmScanStart(DM_DISC_MODE_NONE, scanType, TRUE, duration);
+
+    return BLE_ERROR_NONE;
+}
+
+ble_error_t MaximGap::stopScan(void)
+{
+    DmScanStop();
+    return BLE_ERROR_NONE;
+}
+
+void MaximGap::setConnectionHandle(uint16_t connectionHandle)
+{
+    m_connectionHandle = connectionHandle;
+}
+
+uint16_t MaximGap::getConnectionHandle(void)
+{
+    return m_connectionHandle;
+}
+
+ble_error_t MaximGap::setAddress(AddressType_t type, const Address_t address)
+{
+    if ((type != BLEProtocol::AddressType::PUBLIC) && (type != BLEProtocol::AddressType::RANDOM_STATIC)) {
+        return BLE_ERROR_PARAM_OUT_OF_RANGE;
+    }
+
+    m_type = type;
+    HciVsSetPublicAddr((uint8_t*)address);
+
+    return BLE_ERROR_NONE;
+}
+
+ble_error_t MaximGap::getAddress(AddressType_t *typeP, Address_t address)
+{
+    *typeP = m_type;
+    BdaCpy(address, HciGetBdAddr());
+    return BLE_ERROR_NONE;
+}
+
+ble_error_t MaximGap::setDeviceName(const uint8_t *deviceName)
+{
+    return BLE_ERROR_NOT_IMPLEMENTED;
+}
+
+ble_error_t MaximGap::getDeviceName(uint8_t *deviceName, unsigned *lengthP)
+{
+    return BLE_ERROR_NOT_IMPLEMENTED;
+}
+
+ble_error_t MaximGap::setAppearance(GapAdvertisingData::Appearance appearance)
+{
+    return BLE_ERROR_NOT_IMPLEMENTED;
+}
+
+ble_error_t MaximGap::getAppearance(GapAdvertisingData::Appearance *appearanceP)
+{
+    return BLE_ERROR_NOT_IMPLEMENTED;
+}
+
+ble_error_t MaximGap::setTxPower(int8_t txPower)
+{
+    HciVsSetTxPower(txPower);
+    return BLE_ERROR_NONE;
+}
+
+void MaximGap::getPermittedTxPowerValues(const int8_t **valueArrayPP, size_t *countP)
+{
+    static const int8_t permittedTxValues[] = {
+        -18, -15, -12, -9, -6, -3, 0, 3
+    };
+
+    *valueArrayPP = permittedTxValues;
+    *countP = sizeof(permittedTxValues) / sizeof(int8_t);
+}