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BLE_API/public/GattAttribute.h@0:76dfa9657d9d, 2014-11-12 (annotated)

Committer:
jksoft
Date:
Wed Nov 12 02:40:34 2014 +0000
Revision:
0:76dfa9657d9d
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jksoft 0:76dfa9657d9d 1 /* mbed Microcontroller Library
jksoft 0:76dfa9657d9d 2 * Copyright (c) 2006-2013 ARM Limited
jksoft 0:76dfa9657d9d 3 *
jksoft 0:76dfa9657d9d 4 * Licensed under the Apache License, Version 2.0 (the "License");
jksoft 0:76dfa9657d9d 5 * you may not use this file except in compliance with the License.
jksoft 0:76dfa9657d9d 6 * You may obtain a copy of the License at
jksoft 0:76dfa9657d9d 7 *
jksoft 0:76dfa9657d9d 8 * http://www.apache.org/licenses/LICENSE-2.0
jksoft 0:76dfa9657d9d 9 *
jksoft 0:76dfa9657d9d 10 * Unless required by applicable law or agreed to in writing, software
jksoft 0:76dfa9657d9d 11 * distributed under the License is distributed on an "AS IS" BASIS,
jksoft 0:76dfa9657d9d 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
jksoft 0:76dfa9657d9d 13 * See the License for the specific language governing permissions and
jksoft 0:76dfa9657d9d 14 * limitations under the License.
jksoft 0:76dfa9657d9d 15 */
jksoft 0:76dfa9657d9d 16
jksoft 0:76dfa9657d9d 17
jksoft 0:76dfa9657d9d 18 #ifndef __GATT_ATTRIBUTE_H__
jksoft 0:76dfa9657d9d 19 #define __GATT_ATTRIBUTE_H__
jksoft 0:76dfa9657d9d 20
jksoft 0:76dfa9657d9d 21 #include "blecommon.h"
jksoft 0:76dfa9657d9d 22 #include "UUID.h"
jksoft 0:76dfa9657d9d 23
jksoft 0:76dfa9657d9d 24 /**************************************************************************/
jksoft 0:76dfa9657d9d 25 /*!
jksoft 0:76dfa9657d9d 26 \brief GATT attribute
jksoft 0:76dfa9657d9d 27 */
jksoft 0:76dfa9657d9d 28 /**************************************************************************/
jksoft 0:76dfa9657d9d 29 class GattAttribute
jksoft 0:76dfa9657d9d 30 {
jksoft 0:76dfa9657d9d 31 public:
jksoft 0:76dfa9657d9d 32 typedef uint16_t Handle_t;
jksoft 0:76dfa9657d9d 33
jksoft 0:76dfa9657d9d 34 public:
jksoft 0:76dfa9657d9d 35 /**
jksoft 0:76dfa9657d9d 36 * @brief Creates a new GattAttribute using the specified
jksoft 0:76dfa9657d9d 37 * UUID, value length, and inital value
jksoft 0:76dfa9657d9d 38 *
jksoft 0:76dfa9657d9d 39 * @param[in] uuid
jksoft 0:76dfa9657d9d 40 * The UUID to use for this attribute
jksoft 0:76dfa9657d9d 41 * @param[in] valuePtr
jksoft 0:76dfa9657d9d 42 * The memory holding the initial value.
jksoft 0:76dfa9657d9d 43 * @param[in] initialLen
jksoft 0:76dfa9657d9d 44 * The min length in bytes of this characteristic's value
jksoft 0:76dfa9657d9d 45 * @param[in] maxLen
jksoft 0:76dfa9657d9d 46 * The max length in bytes of this characteristic's value
jksoft 0:76dfa9657d9d 47 *
jksoft 0:76dfa9657d9d 48 * @section EXAMPLE
jksoft 0:76dfa9657d9d 49 *
jksoft 0:76dfa9657d9d 50 * @code
jksoft 0:76dfa9657d9d 51 *
jksoft 0:76dfa9657d9d 52 * // UUID = 0x2A19, Min length 2, Max len = 2, Properties = write
jksoft 0:76dfa9657d9d 53 * GattCharacteristic c = GattCharacteristic( 0x2A19, 2, 2, BLE_GATT_CHAR_PROPERTIES_WRITE );
jksoft 0:76dfa9657d9d 54 *
jksoft 0:76dfa9657d9d 55 * @endcode
jksoft 0:76dfa9657d9d 56 */
jksoft 0:76dfa9657d9d 57 /**************************************************************************/
jksoft 0:76dfa9657d9d 58 GattAttribute(const UUID &uuid, uint8_t *valuePtr = NULL, uint16_t initialLen = 0, uint16_t maxLen = 0) :
jksoft 0:76dfa9657d9d 59 _uuid(uuid), _valuePtr(valuePtr), _initialLen(initialLen), _lenMax(maxLen), _handle(){
jksoft 0:76dfa9657d9d 60 /* empty */
jksoft 0:76dfa9657d9d 61 }
jksoft 0:76dfa9657d9d 62
jksoft 0:76dfa9657d9d 63 public:
jksoft 0:76dfa9657d9d 64 Handle_t getHandle(void) const {
jksoft 0:76dfa9657d9d 65 return _handle;
jksoft 0:76dfa9657d9d 66 }
jksoft 0:76dfa9657d9d 67
jksoft 0:76dfa9657d9d 68 void setHandle(Handle_t id) {
jksoft 0:76dfa9657d9d 69 _handle = id;
jksoft 0:76dfa9657d9d 70 }
jksoft 0:76dfa9657d9d 71
jksoft 0:76dfa9657d9d 72 const UUID &getUUID(void) const {
jksoft 0:76dfa9657d9d 73 return _uuid;
jksoft 0:76dfa9657d9d 74 }
jksoft 0:76dfa9657d9d 75
jksoft 0:76dfa9657d9d 76 uint16_t getInitialLength(void) const {
jksoft 0:76dfa9657d9d 77 return _initialLen;
jksoft 0:76dfa9657d9d 78 }
jksoft 0:76dfa9657d9d 79
jksoft 0:76dfa9657d9d 80 uint16_t getMaxLength(void) const {
jksoft 0:76dfa9657d9d 81 return _lenMax;
jksoft 0:76dfa9657d9d 82 }
jksoft 0:76dfa9657d9d 83
jksoft 0:76dfa9657d9d 84 uint8_t *getValuePtr(void) {
jksoft 0:76dfa9657d9d 85 return _valuePtr;
jksoft 0:76dfa9657d9d 86 }
jksoft 0:76dfa9657d9d 87
jksoft 0:76dfa9657d9d 88 protected:
jksoft 0:76dfa9657d9d 89 UUID _uuid; /* Characteristic UUID */
jksoft 0:76dfa9657d9d 90 uint8_t *_valuePtr;
jksoft 0:76dfa9657d9d 91 uint16_t _initialLen; /* Initial length of the value */
jksoft 0:76dfa9657d9d 92 uint16_t _lenMax; /* Maximum length of the value */
jksoft 0:76dfa9657d9d 93 Handle_t _handle;
jksoft 0:76dfa9657d9d 94 };
jksoft 0:76dfa9657d9d 95
jksoft 0:76dfa9657d9d 96 #endif // ifndef __GATT_ATTRIBUTE_H__