UUID.h

00001 /* mbed Microcontroller Library
00002  * Copyright (c) 2006-2013 ARM Limited
00003  *
00004  * Licensed under the Apache License, Version 2.0 (the "License");
00005  * you may not use this file except in compliance with the License.
00006  * You may obtain a copy of the License at
00007  *
00008  *     http://www.apache.org/licenses/LICENSE-2.0
00009  *
00010  * Unless required by applicable law or agreed to in writing, software
00011  * distributed under the License is distributed on an "AS IS" BASIS,
00012  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
00013  * See the License for the specific language governing permissions and
00014  * limitations under the License.
00015  */
00016 
00017 
00018 #ifndef __UUID_H__
00019 #define __UUID_H__
00020 
00021 #include "blecommon.h"
00022 
00023 const unsigned   LENGTH_OF_LONG_UUID = 16;
00024 typedef uint16_t ShortUUIDBytes_t;
00025 typedef uint8_t  LongUUIDBytes_t[LENGTH_OF_LONG_UUID];
00026 
00027 class UUID
00028 {
00029 public:
00030     enum {
00031         UUID_TYPE_SHORT = 0,    // Short BLE UUID
00032         UUID_TYPE_LONG  = 1     // Full 128-bit UUID
00033     };
00034 
00035 public:
00036     UUID(const LongUUIDBytes_t);
00037     UUID(ShortUUIDBytes_t);
00038     virtual ~UUID(void);
00039 
00040 public:
00041     uint8_t        shortOrLong(void) const {
00042         return type;
00043     }
00044     const uint8_t* getBaseUUID(void) const {
00045         return baseUUID;
00046     }
00047     ShortUUIDBytes_t    getShortUUID(void) const {
00048         return shortUUID;
00049     }
00050 
00051 private:
00052     uint8_t          type;      // UUID_TYPE_SHORT or UUID_TYPE_LONG
00053     LongUUIDBytes_t  baseUUID;  /* the base of the long UUID (if
00054                             * used). Note: bytes 12 and 13 (counting from LSB)
00055                             * are zeroed out to allow comparison with other long
00056                             * UUIDs which differ only in the 16-bit relative
00057                             * part.*/
00058     ShortUUIDBytes_t shortUUID; // 16 bit uuid (byte 2-3 using with base)
00059 };
00060 
00061 #endif // ifndef __UUID_H__