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add ServiceDiscovery.h

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Rohit Grover 2015-05-06 16:26:20 +01:00
parent e6c44ac779
commit c2b53a6f8a
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/* 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.
*/
#ifndef __SERVICE_DISOVERY_H__
#define __SERVICE_DISOVERY_H__
#include "UUID.h"
#include "Gap.h"
class ServiceDiscovery {
public:
/**@brief Structure for holding information about the service and the characteristics found during
* the discovery process.
*/
struct DiscoveredService {
void setup(ShortUUIDBytes_t uuidIn, Gap::Handle_t start, Gap::Handle_t end) {
uuid = uuidIn;
startHandle = start;
endHandle = end;
}
ShortUUIDBytes_t uuid; /**< UUID of the service. */
Gap::Handle_t startHandle; /**< Service Handle Range. */
Gap::Handle_t endHandle; /**< Service Handle Range. */
};
/**@brief Structure for holding information about the service and the characteristics found during
* the discovery process.
*/
struct DiscoveredCharacteristic {
struct Properties_t {
static const uint8_t BROADCAST_PROPERTY_MASK = 0x01;
static const uint8_t READ_PROPERTY_MASK = 0x02;
static const uint8_t WRITE_WO_RESPONSE_PROPERTY_MASK = 0x04;
static const uint8_t WRITE_PROPERTY_MASK = 0x08;
static const uint8_t NOTIFY_PROPERTY_MASK = 0x10;
static const uint8_t INDICATE_PROPERTY_MASK = 0x20;
static const uint8_t AUTH_SIGNED_PROPERTY_MASK = 0x40;
Properties_t() : broadcast(0), read(0), write_wo_resp(0), write(0), notify(0), indicate(0), auth_signed_wr(0) {
/* empty */
}
Properties_t(uint8_t props) :
broadcast(props & BROADCAST_PROPERTY_MASK),
read(props & READ_PROPERTY_MASK),
write_wo_resp(props & WRITE_WO_RESPONSE_PROPERTY_MASK),
write(props & WRITE_PROPERTY_MASK),
notify(props & NOTIFY_PROPERTY_MASK),
indicate(props & INDICATE_PROPERTY_MASK),
auth_signed_wr(props & AUTH_SIGNED_PROPERTY_MASK) {
/* empty*/
}
uint8_t broadcast :1; /**< Broadcasting of the value permitted. */
uint8_t read :1; /**< Reading the value permitted. */
uint8_t write_wo_resp :1; /**< Writing the value with Write Command permitted. */
uint8_t write :1; /**< Writing the value with Write Request permitted. */
uint8_t notify :1; /**< Notications of the value permitted. */
uint8_t indicate :1; /**< Indications of the value permitted. */
uint8_t auth_signed_wr :1; /**< Writing the value with Signed Write Command permitted. */
};
void setup(ShortUUIDBytes_t uuidIn, Properties_t propsIn, Gap::Handle_t declHandleIn, Gap::Handle_t valueHandleIn) {
uuid = uuidIn;
props = propsIn;
declHandle = declHandleIn;
valueHandle = valueHandleIn;
}
ShortUUIDBytes_t uuid;
Properties_t props;
Gap::Handle_t declHandle;
Gap::Handle_t valueHandle;
};
public:
typedef void (*ServiceCallback_t)(const DiscoveredService &);
typedef void (*CharacteristicCallback_t)(const DiscoveredCharacteristic &);
public:
static ble_error_t launch(Gap::Handle_t connectionHandle,
ServiceCallback_t sc,
CharacteristicCallback_t cc = NULL);
static ble_error_t launch(Gap::Handle_t connectionHandle,
UUID matchingServiceUUIDIn,
ServiceCallback_t sc,
UUID matchingCharacteristicUUIDIn = ShortUUIDBytes_t(BLE_UUID_UNKNOWN),
CharacteristicCallback_t cc = NULL);
static void terminate(void);
protected:
Gap::Handle_t connHandle; /**< Connection handle as provided by the SoftDevice. */
UUID matchingServiceUUID;
ServiceCallback_t serviceCallback;
UUID matchingCharacteristicUUID;
CharacteristicCallback_t characteristicCallback;
};
#endif // ifndef __SERVICE_DISOVERY_H__