Cristi Stoican
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Bluetooth Low Energy
ble/services/EddystoneService.h@830:a6ef72e0697a, 2015-09-29 (annotated)
- Committer:
- rgrover1
- Date:
- Tue Sep 29 09:54:18 2015 +0100
- Revision:
- 830:a6ef72e0697a
- Parent:
- 786:d6d7087d8377
- Child:
- 832:5dac246f8f02
Synchronized with git rev 1811f210
Author: Austin Blackstone
updated eddystone service and added config service.
Who changed what in which revision?
| User | Revision | Line number | New contents of line |
|---|---|---|---|
| rgrover1 | 771:26b809199308 | 1 | /* mbed Microcontroller Library |
| rgrover1 | 771:26b809199308 | 2 | * Copyright (c) 2006-2015 ARM Limited |
| rgrover1 | 771:26b809199308 | 3 | * |
| rgrover1 | 771:26b809199308 | 4 | * Licensed under the Apache License, Version 2.0 (the "License"); |
| rgrover1 | 771:26b809199308 | 5 | * you may not use this file except in compliance with the License. |
| rgrover1 | 771:26b809199308 | 6 | * You may obtain a copy of the License at |
| rgrover1 | 771:26b809199308 | 7 | * |
| rgrover1 | 771:26b809199308 | 8 | * http://www.apache.org/licenses/LICENSE-2.0 |
| rgrover1 | 771:26b809199308 | 9 | * |
| rgrover1 | 771:26b809199308 | 10 | * Unless required by applicable law or agreed to in writing, software |
| rgrover1 | 771:26b809199308 | 11 | * distributed under the License is distributed on an "AS IS" BASIS, |
| rgrover1 | 771:26b809199308 | 12 | * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| rgrover1 | 771:26b809199308 | 13 | * See the License for the specific language governing permissions and |
| rgrover1 | 771:26b809199308 | 14 | * limitations under the License. |
| rgrover1 | 771:26b809199308 | 15 | */ |
| rgrover1 | 771:26b809199308 | 16 | |
| rgrover1 | 771:26b809199308 | 17 | #ifndef SERVICES_EDDYSTONEBEACON_H_ |
| rgrover1 | 771:26b809199308 | 18 | #define SERVICES_EDDYSTONEBEACON_H_ |
| rgrover1 | 771:26b809199308 | 19 | |
| rgrover1 | 771:26b809199308 | 20 | #include "ble/BLE.h" |
| rgrover1 | 771:26b809199308 | 21 | #include "mbed.h" |
| rgrover1 | 830:a6ef72e0697a | 22 | #include "CircularBuffer.h" |
| rgrover1 | 771:26b809199308 | 23 | static const uint8_t BEACON_EDDYSTONE[] = {0xAA, 0xFE}; |
| rgrover1 | 771:26b809199308 | 24 | |
| rgrover1 | 786:d6d7087d8377 | 25 | //Debug is disabled by default |
| rgrover1 | 771:26b809199308 | 26 | #if 0 |
| rgrover1 | 786:d6d7087d8377 | 27 | #define DBG(x, ...) printf("[EddyStone: DBG]"x" \t[%s,%d]\r\n", ##__VA_ARGS__,__FILE__,__LINE__); |
| rgrover1 | 786:d6d7087d8377 | 28 | #define WARN(x, ...) printf("[EddyStone: WARN]"x" \t[%s,%d]\r\n", ##__VA_ARGS__,__FILE__,__LINE__); |
| rgrover1 | 786:d6d7087d8377 | 29 | #define ERR(x, ...) printf("[EddyStone: ERR]"x" \t[%s,%d]\r\n", ##__VA_ARGS__,__FILE__,__LINE__); |
| rgrover1 | 771:26b809199308 | 30 | #else |
| rgrover1 | 786:d6d7087d8377 | 31 | #define DBG(x, ...) //wait_us(10); |
| rgrover1 | 786:d6d7087d8377 | 32 | #define WARN(x, ...) //wait_us(10); |
| rgrover1 | 786:d6d7087d8377 | 33 | #define ERR(x, ...) |
| rgrover1 | 786:d6d7087d8377 | 34 | #endif |
| rgrover1 | 786:d6d7087d8377 | 35 | |
| rgrover1 | 786:d6d7087d8377 | 36 | #if 0 |
| rgrover1 | 786:d6d7087d8377 | 37 | #define INFO(x, ...) printf("[EddyStone: INFO]"x" \t[%s,%d]\r\n", ##__VA_ARGS__,__FILE__,__LINE__); |
| rgrover1 | 786:d6d7087d8377 | 38 | #else |
| rgrover1 | 786:d6d7087d8377 | 39 | #define INFO(x, ...) |
| rgrover1 | 786:d6d7087d8377 | 40 | #endif |
| rgrover1 | 771:26b809199308 | 41 | |
| rgrover1 | 771:26b809199308 | 42 | /** |
| rgrover1 | 771:26b809199308 | 43 | * @class Eddystone |
| rgrover1 | 771:26b809199308 | 44 | * @brief Eddystone Configuration Service. Can be used to set URL, adjust power levels, and set flags. |
| rgrover1 | 771:26b809199308 | 45 | * See https://github.com/google/eddystone |
| rgrover1 | 771:26b809199308 | 46 | * |
| rgrover1 | 771:26b809199308 | 47 | */ |
| rgrover1 | 771:26b809199308 | 48 | class EddystoneService |
| rgrover1 | 771:26b809199308 | 49 | { |
| rgrover1 | 771:26b809199308 | 50 | public: |
| rgrover1 | 830:a6ef72e0697a | 51 | enum FrameTypes { |
| rgrover1 | 830:a6ef72e0697a | 52 | NONE, |
| rgrover1 | 830:a6ef72e0697a | 53 | url, |
| rgrover1 | 830:a6ef72e0697a | 54 | uid, |
| rgrover1 | 830:a6ef72e0697a | 55 | tlm |
| rgrover1 | 830:a6ef72e0697a | 56 | }; |
| rgrover1 | 786:d6d7087d8377 | 57 | |
| rgrover1 | 786:d6d7087d8377 | 58 | static const int SERVICE_DATA_MAX = 31; // Maximum size of service data in ADV packets |
| rgrover1 | 771:26b809199308 | 59 | |
| rgrover1 | 786:d6d7087d8377 | 60 | // There are currently 3 subframes defined, URI, UID, and TLM |
| rgrover1 | 786:d6d7087d8377 | 61 | #define EDDYSTONE_MAX_FRAMETYPE 3 |
| rgrover1 | 786:d6d7087d8377 | 62 | void (*frames[EDDYSTONE_MAX_FRAMETYPE])(uint8_t *, uint32_t); |
| rgrover1 | 786:d6d7087d8377 | 63 | static const int URI_DATA_MAX = 18; |
| rgrover1 | 786:d6d7087d8377 | 64 | typedef uint8_t UriData_t[URI_DATA_MAX]; |
| rgrover1 | 830:a6ef72e0697a | 65 | CircularBuffer<FrameTypes,EDDYSTONE_MAX_FRAMETYPE> overflow; |
| rgrover1 | 771:26b809199308 | 66 | |
| rgrover1 | 771:26b809199308 | 67 | // UID Frame Type subfields |
| rgrover1 | 786:d6d7087d8377 | 68 | static const int UID_NAMESPACEID_SIZE = 10; |
| rgrover1 | 786:d6d7087d8377 | 69 | typedef uint8_t UIDNamespaceID_t[UID_NAMESPACEID_SIZE]; |
| rgrover1 | 786:d6d7087d8377 | 70 | static const int UID_INSTANCEID_SIZE = 6; |
| rgrover1 | 786:d6d7087d8377 | 71 | typedef uint8_t UIDInstanceID_t[UID_INSTANCEID_SIZE]; |
| rgrover1 | 771:26b809199308 | 72 | |
| rgrover1 | 771:26b809199308 | 73 | // Eddystone Frame Type ID |
| rgrover1 | 786:d6d7087d8377 | 74 | static const uint8_t FRAME_TYPE_UID = 0x00; |
| rgrover1 | 786:d6d7087d8377 | 75 | static const uint8_t FRAME_TYPE_URL = 0x10; |
| rgrover1 | 786:d6d7087d8377 | 76 | static const uint8_t FRAME_TYPE_TLM = 0x20; |
| rgrover1 | 785:c74f567162d4 | 77 | |
| rgrover1 | 786:d6d7087d8377 | 78 | static const uint8_t FRAME_SIZE_TLM = 14; // TLM frame is a constant 14Bytes |
| rgrover1 | 785:c74f567162d4 | 79 | static const uint8_t FRAME_SIZE_UID = 20; // includes RFU bytes |
| rgrover1 | 783:9959291e9a3f | 80 | |
| rgrover1 | 786:d6d7087d8377 | 81 | /* |
| rgrover1 | 786:d6d7087d8377 | 82 | * Set Eddystone UID Frame information. |
| rgrover1 | 786:d6d7087d8377 | 83 | * @param[in] power TX Power in dB measured at 0 meters from the device. Range of -100 to +20 dB. |
| rgrover1 | 786:d6d7087d8377 | 84 | * @param namespaceID 10B namespace ID |
| rgrover1 | 786:d6d7087d8377 | 85 | * @param instanceID 6B instance ID |
| rgrover1 | 786:d6d7087d8377 | 86 | * @param RFU 2B of RFU, initialized to 0x0000 and not broadcast, included for future reference. |
| rgrover1 | 786:d6d7087d8377 | 87 | * |
| rgrover1 | 786:d6d7087d8377 | 88 | */ |
| rgrover1 | 830:a6ef72e0697a | 89 | void setUIDFrameData(int8_t power, UIDNamespaceID_t namespaceID, UIDInstanceID_t instanceID, uint32_t uidAdvPeriodIn, uint16_t RFU = 0x0000) { |
| rgrover1 | 830:a6ef72e0697a | 90 | if(0 == uidAdvPeriodIn){ |
| rgrover1 | 830:a6ef72e0697a | 91 | uidIsSet = false; |
| rgrover1 | 830:a6ef72e0697a | 92 | return; |
| rgrover1 | 830:a6ef72e0697a | 93 | } |
| rgrover1 | 786:d6d7087d8377 | 94 | if(power > 20) { |
| rgrover1 | 786:d6d7087d8377 | 95 | power = 20; |
| rgrover1 | 785:c74f567162d4 | 96 | } |
| rgrover1 | 786:d6d7087d8377 | 97 | if(power < -100) { |
| rgrover1 | 786:d6d7087d8377 | 98 | power = -100; |
| rgrover1 | 786:d6d7087d8377 | 99 | } |
| rgrover1 | 786:d6d7087d8377 | 100 | defaultUidPower = power; |
| rgrover1 | 786:d6d7087d8377 | 101 | memcpy(defaultUidNamespaceID, namespaceID, UID_NAMESPACEID_SIZE); |
| rgrover1 | 786:d6d7087d8377 | 102 | memcpy(defaultUidInstanceID, instanceID, UID_INSTANCEID_SIZE); |
| rgrover1 | 786:d6d7087d8377 | 103 | uidRFU = (uint16_t)RFU; // this is probably bad form, but it doesnt really matter yet. |
| rgrover1 | 830:a6ef72e0697a | 104 | uidAdvPeriod = uidAdvPeriodIn; |
| rgrover1 | 830:a6ef72e0697a | 105 | uidIsSet = true; // set toggle to advertise UID frames |
| rgrover1 | 786:d6d7087d8377 | 106 | return; |
| rgrover1 | 785:c74f567162d4 | 107 | } |
| rgrover1 | 771:26b809199308 | 108 | |
| rgrover1 | 784:1e817a72a166 | 109 | /* |
| rgrover1 | 786:d6d7087d8377 | 110 | * Construct UID frame from private variables |
| rgrover1 | 786:d6d7087d8377 | 111 | * @param[in/out] Data pointer to array to store constructed frame in |
| rgrover1 | 786:d6d7087d8377 | 112 | * @param[in] maxSize number of bytes left in array, effectively how much emtpy space is available to write to |
| rgrover1 | 786:d6d7087d8377 | 113 | * @return number of bytes used. negative number indicates error message. |
| rgrover1 | 786:d6d7087d8377 | 114 | */ |
| rgrover1 | 786:d6d7087d8377 | 115 | int constructUIDFrame(uint8_t * Data, uint8_t maxSize) { |
| rgrover1 | 785:c74f567162d4 | 116 | |
| rgrover1 | 786:d6d7087d8377 | 117 | int index = 0; |
| rgrover1 | 786:d6d7087d8377 | 118 | Data[index++] = FRAME_TYPE_UID; // 1B Type |
| rgrover1 | 786:d6d7087d8377 | 119 | if(defaultUidPower > 20) { |
| rgrover1 | 786:d6d7087d8377 | 120 | defaultUidPower = 20; // enforce range of vaild values. |
| rgrover1 | 784:1e817a72a166 | 121 | } |
| rgrover1 | 786:d6d7087d8377 | 122 | if(defaultUidPower < -100) { |
| rgrover1 | 771:26b809199308 | 123 | defaultUidPower = -100; |
| rgrover1 | 771:26b809199308 | 124 | } |
| rgrover1 | 786:d6d7087d8377 | 125 | Data[index++] = defaultUidPower; // 1B Power @ 0meter |
| rgrover1 | 830:a6ef72e0697a | 126 | DBG("UID NamespaceID = '0x"); |
| rgrover1 | 786:d6d7087d8377 | 127 | for(int x = 0; x < UID_NAMESPACEID_SIZE; x++) { // 10B Namespce ID |
| rgrover1 | 786:d6d7087d8377 | 128 | Data[index++] = defaultUidNamespaceID[x]; |
| rgrover1 | 830:a6ef72e0697a | 129 | DBG("%x,",defaultUidNamespaceID[x]); |
| rgrover1 | 771:26b809199308 | 130 | } |
| rgrover1 | 830:a6ef72e0697a | 131 | DBG("'\r\n"); |
| rgrover1 | 830:a6ef72e0697a | 132 | DBG("UID InstancdID = '0x"); |
| rgrover1 | 786:d6d7087d8377 | 133 | for(int x = 0; x< UID_INSTANCEID_SIZE; x++) { // 6B Instance ID |
| rgrover1 | 786:d6d7087d8377 | 134 | Data[index++] = defaultUidInstanceID[x]; |
| rgrover1 | 830:a6ef72e0697a | 135 | DBG("%x,",defaultUidInstanceID[x]); |
| rgrover1 | 771:26b809199308 | 136 | } |
| rgrover1 | 830:a6ef72e0697a | 137 | DBG("'\r\n"); |
| rgrover1 | 786:d6d7087d8377 | 138 | if(0 != uidRFU) { // 2B RFU, include if non-zero, otherwise ignore |
| rgrover1 | 786:d6d7087d8377 | 139 | Data[index++] = (uint8_t)(uidRFU >> 0); |
| rgrover1 | 786:d6d7087d8377 | 140 | Data[index++] = (uint8_t)(uidRFU >> 8); |
| rgrover1 | 771:26b809199308 | 141 | } |
| rgrover1 | 786:d6d7087d8377 | 142 | DBG("construcUIDFrame %d, %d",maxSize,index); |
| rgrover1 | 771:26b809199308 | 143 | return index; |
| rgrover1 | 771:26b809199308 | 144 | } |
| rgrover1 | 771:26b809199308 | 145 | |
| rgrover1 | 771:26b809199308 | 146 | /* |
| rgrover1 | 786:d6d7087d8377 | 147 | * Set Eddystone URL Frame information. |
| rgrover1 | 786:d6d7087d8377 | 148 | * @param[in] power TX Power in dB measured at 0 meters from the device. |
| rgrover1 | 786:d6d7087d8377 | 149 | * @param url URL to encode |
| rgrover1 | 830:a6ef72e0697a | 150 | * @param urlAdvPeriodIn How long to advertise the URL frame (measured in # of adv periods) |
| rgrover1 | 786:d6d7087d8377 | 151 | * @return false on success, true on failure. |
| rgrover1 | 786:d6d7087d8377 | 152 | */ |
| rgrover1 | 830:a6ef72e0697a | 153 | bool setURLFrameData(int8_t power, const char * urlIn, uint32_t urlAdvPeriodIn) { |
| rgrover1 | 830:a6ef72e0697a | 154 | if(0 == urlAdvPeriodIn){ |
| rgrover1 | 830:a6ef72e0697a | 155 | urlIsSet = false; |
| rgrover1 | 830:a6ef72e0697a | 156 | return false; |
| rgrover1 | 830:a6ef72e0697a | 157 | } |
| rgrover1 | 771:26b809199308 | 158 | defaultUrlPower = power; |
| rgrover1 | 830:a6ef72e0697a | 159 | encodeURL(urlIn, defaultUriData, defaultUriDataLength); // encode URL to URL Formatting |
| rgrover1 | 771:26b809199308 | 160 | if (defaultUriDataLength > URI_DATA_MAX) { |
| rgrover1 | 771:26b809199308 | 161 | return true; // error, URL is too big |
| rgrover1 | 771:26b809199308 | 162 | } |
| rgrover1 | 830:a6ef72e0697a | 163 | urlAdvPeriod = urlAdvPeriodIn; |
| rgrover1 | 830:a6ef72e0697a | 164 | urlIsSet = true; |
| rgrover1 | 771:26b809199308 | 165 | return false; |
| rgrover1 | 771:26b809199308 | 166 | } |
| rgrover1 | 771:26b809199308 | 167 | |
| rgrover1 | 786:d6d7087d8377 | 168 | /* |
| rgrover1 | 786:d6d7087d8377 | 169 | * Construct URL frame from private variables |
| rgrover1 | 786:d6d7087d8377 | 170 | * @param[in/out] Data pointer to array to store constructed frame in |
| rgrover1 | 786:d6d7087d8377 | 171 | * @param[in] maxSize number of bytes left in array, effectively how much emtpy space is available to write to |
| rgrover1 | 786:d6d7087d8377 | 172 | * @return number of bytes used. negative number indicates error message. |
| rgrover1 | 786:d6d7087d8377 | 173 | */ |
| rgrover1 | 786:d6d7087d8377 | 174 | int constructURLFrame(uint8_t * Data, uint8_t maxSize) { |
| rgrover1 | 786:d6d7087d8377 | 175 | int index = 0; |
| rgrover1 | 786:d6d7087d8377 | 176 | Data[index++] = FRAME_TYPE_URL; // 1B Type |
| rgrover1 | 786:d6d7087d8377 | 177 | Data[index++] = defaultUrlPower; // 1B TX Power |
| rgrover1 | 786:d6d7087d8377 | 178 | for(int x = 0; x < defaultUriDataLength; x++) { // 18B of URL Prefix + encoded URL |
| rgrover1 | 786:d6d7087d8377 | 179 | Data[index++] = defaultUriData[x]; |
| rgrover1 | 771:26b809199308 | 180 | } |
| rgrover1 | 786:d6d7087d8377 | 181 | DBG("constructURLFrame: %d, %d",maxSize,index); |
| rgrover1 | 786:d6d7087d8377 | 182 | return index; |
| rgrover1 | 786:d6d7087d8377 | 183 | } |
| rgrover1 | 771:26b809199308 | 184 | |
| rgrover1 | 786:d6d7087d8377 | 185 | /* |
| rgrover1 | 786:d6d7087d8377 | 186 | * Set Eddystone TLM Frame information. |
| rgrover1 | 786:d6d7087d8377 | 187 | * @param[in] Version of the TLM beacon data format |
| rgrover1 | 830:a6ef72e0697a | 188 | * @param[in] advPeriod how often to advertise the TLM frame for (in minutes) |
| rgrover1 | 786:d6d7087d8377 | 189 | * @param batteryVoltage in milivolts |
| rgrover1 | 786:d6d7087d8377 | 190 | * @param beaconTemp in 8.8 floating point notation |
| rgrover1 | 786:d6d7087d8377 | 191 | * |
| rgrover1 | 786:d6d7087d8377 | 192 | */ |
| rgrover1 | 830:a6ef72e0697a | 193 | void setTLMFrameData(uint8_t version = 0, uint32_t advPeriod = 60, uint16_t batteryVoltage = 0, uint16_t beaconTemp = 0, uint32_t pduCount = 0, uint32_t timeSinceBoot = 0) { |
| rgrover1 | 830:a6ef72e0697a | 194 | if(0 == advPeriod){ |
| rgrover1 | 830:a6ef72e0697a | 195 | tlmIsSet = false; |
| rgrover1 | 830:a6ef72e0697a | 196 | return; |
| rgrover1 | 830:a6ef72e0697a | 197 | } |
| rgrover1 | 786:d6d7087d8377 | 198 | TlmVersion = version; |
| rgrover1 | 786:d6d7087d8377 | 199 | TlmBatteryVoltage = batteryVoltage; |
| rgrover1 | 786:d6d7087d8377 | 200 | TlmBeaconTemp = beaconTemp; |
| rgrover1 | 786:d6d7087d8377 | 201 | TlmPduCount = pduCount; // reset |
| rgrover1 | 786:d6d7087d8377 | 202 | TlmTimeSinceBoot = timeSinceBoot; // reset |
| rgrover1 | 830:a6ef72e0697a | 203 | TlmAdvPeriod = advPeriod; |
| rgrover1 | 830:a6ef72e0697a | 204 | tlmIsSet = true; // TLM Data has been enabled |
| rgrover1 | 786:d6d7087d8377 | 205 | return; |
| rgrover1 | 786:d6d7087d8377 | 206 | } |
| rgrover1 | 771:26b809199308 | 207 | |
| rgrover1 | 786:d6d7087d8377 | 208 | /* |
| rgrover1 | 786:d6d7087d8377 | 209 | * Construct TLM frame from private variables |
| rgrover1 | 786:d6d7087d8377 | 210 | * @param[in/out] Data pointer to array to store constructed frame in |
| rgrover1 | 786:d6d7087d8377 | 211 | * @param[in] maxSize number of bytes left in array, effectively how much emtpy space is available to write to |
| rgrover1 | 786:d6d7087d8377 | 212 | * @return number of bytes used. negative number indicates error message. |
| rgrover1 | 786:d6d7087d8377 | 213 | */ |
| rgrover1 | 786:d6d7087d8377 | 214 | int constructTLMFrame(uint8_t * Data, uint8_t maxSize) { |
| rgrover1 | 786:d6d7087d8377 | 215 | int index = 0; |
| rgrover1 | 786:d6d7087d8377 | 216 | Data[index++] = FRAME_TYPE_TLM; // Eddystone frame type = Telemetry |
| rgrover1 | 786:d6d7087d8377 | 217 | Data[index++] = TlmVersion; // TLM Version Number |
| rgrover1 | 786:d6d7087d8377 | 218 | Data[index++] = (uint8_t)(TlmBatteryVoltage>>8); // Battery Voltage[0] |
| rgrover1 | 786:d6d7087d8377 | 219 | Data[index++] = (uint8_t)(TlmBatteryVoltage>>0); // Battery Voltage[1] |
| rgrover1 | 786:d6d7087d8377 | 220 | Data[index++] = (uint8_t)(TlmBeaconTemp>>8); // Beacon Temp[0] |
| rgrover1 | 786:d6d7087d8377 | 221 | Data[index++] = (uint8_t)(TlmBeaconTemp>>0); // Beacon Temp[1] |
| rgrover1 | 830:a6ef72e0697a | 222 | Data[index++] = (uint8_t)(TlmPduCount>>24); // PDU Count [0] |
| rgrover1 | 830:a6ef72e0697a | 223 | Data[index++] = (uint8_t)(TlmPduCount>>16); // PDU Count [1] |
| rgrover1 | 830:a6ef72e0697a | 224 | Data[index++] = (uint8_t)(TlmPduCount>>8); // PDU Count [2] |
| rgrover1 | 830:a6ef72e0697a | 225 | Data[index++] = (uint8_t)(TlmPduCount>>0); // PDU Count [3] |
| rgrover1 | 830:a6ef72e0697a | 226 | Data[index++] = (uint8_t)(TlmTimeSinceBoot>>24); // Time Since Boot [0] |
| rgrover1 | 830:a6ef72e0697a | 227 | Data[index++] = (uint8_t)(TlmTimeSinceBoot>>16); // Time Since Boot [1] |
| rgrover1 | 830:a6ef72e0697a | 228 | Data[index++] = (uint8_t)(TlmTimeSinceBoot>>8); // Time Since Boot [2] |
| rgrover1 | 830:a6ef72e0697a | 229 | Data[index++] = (uint8_t)(TlmTimeSinceBoot>>0); // Time Since Boot [3] |
| rgrover1 | 786:d6d7087d8377 | 230 | DBG("constructURLFrame: %d, %d",maxSize,index); |
| rgrover1 | 771:26b809199308 | 231 | return index; |
| rgrover1 | 771:26b809199308 | 232 | } |
| rgrover1 | 771:26b809199308 | 233 | |
| rgrover1 | 771:26b809199308 | 234 | /* |
| rgrover1 | 786:d6d7087d8377 | 235 | * Update the TLM frame battery voltage value |
| rgrover1 | 786:d6d7087d8377 | 236 | * @param[in] voltagemv Voltage to update the TLM field battery voltage with (in mV) |
| rgrover1 | 786:d6d7087d8377 | 237 | * @return nothing |
| rgrover1 | 786:d6d7087d8377 | 238 | */ |
| rgrover1 | 786:d6d7087d8377 | 239 | void updateTlmBatteryVoltage(uint16_t voltagemv) { |
| rgrover1 | 786:d6d7087d8377 | 240 | TlmBatteryVoltage = voltagemv; |
| rgrover1 | 786:d6d7087d8377 | 241 | return; |
| rgrover1 | 786:d6d7087d8377 | 242 | } |
| rgrover1 | 786:d6d7087d8377 | 243 | |
| rgrover1 | 786:d6d7087d8377 | 244 | /* |
| rgrover1 | 786:d6d7087d8377 | 245 | * Update the TLM frame beacon temperature |
| rgrover1 | 786:d6d7087d8377 | 246 | * @param[in] temp Temperature of beacon (in 8.8fpn) |
| rgrover1 | 786:d6d7087d8377 | 247 | * @return nothing |
| rgrover1 | 786:d6d7087d8377 | 248 | */ |
| rgrover1 | 786:d6d7087d8377 | 249 | void updateTlmBeaconTemp(uint16_t temp) { |
| rgrover1 | 786:d6d7087d8377 | 250 | TlmBeaconTemp = temp; |
| rgrover1 | 786:d6d7087d8377 | 251 | return; |
| rgrover1 | 786:d6d7087d8377 | 252 | } |
| rgrover1 | 786:d6d7087d8377 | 253 | |
| rgrover1 | 786:d6d7087d8377 | 254 | /* |
| rgrover1 | 786:d6d7087d8377 | 255 | * Update the TLM frame PDU Count field |
| rgrover1 | 786:d6d7087d8377 | 256 | * @param[in] pduCount Number of Advertisiting frames sent since powerup |
| rgrover1 | 786:d6d7087d8377 | 257 | * @return nothing |
| rgrover1 | 786:d6d7087d8377 | 258 | */ |
| rgrover1 | 786:d6d7087d8377 | 259 | void updateTlmPduCount(uint32_t pduCount) { |
| rgrover1 | 786:d6d7087d8377 | 260 | TlmPduCount = pduCount; |
| rgrover1 | 786:d6d7087d8377 | 261 | return; |
| rgrover1 | 771:26b809199308 | 262 | } |
| rgrover1 | 771:26b809199308 | 263 | |
| rgrover1 | 771:26b809199308 | 264 | /* |
| rgrover1 | 786:d6d7087d8377 | 265 | * Update the TLM frame Time since boot in 0.1s incriments |
| rgrover1 | 786:d6d7087d8377 | 266 | * @param[in] timeSinceBoot Time since boot in 0.1s incriments |
| rgrover1 | 786:d6d7087d8377 | 267 | * @return nothing |
| rgrover1 | 786:d6d7087d8377 | 268 | */ |
| rgrover1 | 786:d6d7087d8377 | 269 | void updateTlmTimeSinceBoot(uint32_t timeSinceBoot) { |
| rgrover1 | 786:d6d7087d8377 | 270 | TlmTimeSinceBoot = timeSinceBoot; |
| rgrover1 | 786:d6d7087d8377 | 271 | return; |
| rgrover1 | 786:d6d7087d8377 | 272 | } |
| rgrover1 | 771:26b809199308 | 273 | |
| rgrover1 | 786:d6d7087d8377 | 274 | /* |
| rgrover1 | 786:d6d7087d8377 | 275 | * callback function, called every 0.1s, incriments the TimeSinceBoot field in the TLM frame |
| rgrover1 | 786:d6d7087d8377 | 276 | * @return nothing |
| rgrover1 | 786:d6d7087d8377 | 277 | */ |
| rgrover1 | 786:d6d7087d8377 | 278 | void tsbCallback(void) { |
| rgrover1 | 786:d6d7087d8377 | 279 | TlmTimeSinceBoot++; |
| rgrover1 | 771:26b809199308 | 280 | } |
| rgrover1 | 771:26b809199308 | 281 | |
| rgrover1 | 771:26b809199308 | 282 | /* |
| rgrover1 | 786:d6d7087d8377 | 283 | * Update advertising data |
| rgrover1 | 786:d6d7087d8377 | 284 | * @return true on success, false on failure |
| rgrover1 | 786:d6d7087d8377 | 285 | */ |
| rgrover1 | 786:d6d7087d8377 | 286 | bool updateAdvPacket(uint8_t serviceData[], unsigned serviceDataLen) { |
| rgrover1 | 786:d6d7087d8377 | 287 | // Fields from the Service |
| rgrover1 | 786:d6d7087d8377 | 288 | DBG("Updating AdvFrame: %d", serviceDataLen); |
| rgrover1 | 786:d6d7087d8377 | 289 | // printf("\r\n"); |
| rgrover1 | 786:d6d7087d8377 | 290 | // for(int x = 0; x<serviceDataLen; x++) { |
| rgrover1 | 786:d6d7087d8377 | 291 | // printf("%2.2x:",serviceData[x]); |
| rgrover1 | 786:d6d7087d8377 | 292 | // } |
| rgrover1 | 786:d6d7087d8377 | 293 | // printf("\r\n"); |
| rgrover1 | 786:d6d7087d8377 | 294 | ble.clearAdvertisingPayload(); |
| rgrover1 | 830:a6ef72e0697a | 295 | ble.setAdvertisingType(GapAdvertisingParams::ADV_NON_CONNECTABLE_UNDIRECTED); |
| rgrover1 | 830:a6ef72e0697a | 296 | ble.setAdvertisingInterval(100); |
| rgrover1 | 786:d6d7087d8377 | 297 | ble.accumulateAdvertisingPayload(GapAdvertisingData::BREDR_NOT_SUPPORTED | GapAdvertisingData::LE_GENERAL_DISCOVERABLE); |
| rgrover1 | 786:d6d7087d8377 | 298 | ble.accumulateAdvertisingPayload(GapAdvertisingData::COMPLETE_LIST_16BIT_SERVICE_IDS, BEACON_EDDYSTONE, sizeof(BEACON_EDDYSTONE)); |
| rgrover1 | 786:d6d7087d8377 | 299 | ble.accumulateAdvertisingPayload(GapAdvertisingData::SERVICE_DATA, serviceData, serviceDataLen); |
| rgrover1 | 786:d6d7087d8377 | 300 | |
| rgrover1 | 830:a6ef72e0697a | 301 | |
| rgrover1 | 786:d6d7087d8377 | 302 | return true; |
| rgrover1 | 786:d6d7087d8377 | 303 | } |
| rgrover1 | 786:d6d7087d8377 | 304 | |
| rgrover1 | 786:d6d7087d8377 | 305 | /* |
| rgrover1 | 786:d6d7087d8377 | 306 | * State machine for switching out frames. |
| rgrover1 | 786:d6d7087d8377 | 307 | * This function is called by the radioNotificationCallback when a frame needs to get swapped out. |
| rgrover1 | 786:d6d7087d8377 | 308 | * This function exists because of time constraints in the radioNotificationCallback, so it is effectively |
| rgrover1 | 786:d6d7087d8377 | 309 | * broken up into two functions. |
| rgrover1 | 786:d6d7087d8377 | 310 | */ |
| rgrover1 | 830:a6ef72e0697a | 311 | void swapOutFrames(FrameTypes frameType) { |
| rgrover1 | 771:26b809199308 | 312 | uint8_t serviceData[SERVICE_DATA_MAX]; |
| rgrover1 | 771:26b809199308 | 313 | unsigned serviceDataLen = 0; |
| rgrover1 | 786:d6d7087d8377 | 314 | //hard code in the eddystone UUID |
| rgrover1 | 771:26b809199308 | 315 | serviceData[serviceDataLen++] = BEACON_EDDYSTONE[0]; |
| rgrover1 | 771:26b809199308 | 316 | serviceData[serviceDataLen++] = BEACON_EDDYSTONE[1]; |
| rgrover1 | 771:26b809199308 | 317 | |
| rgrover1 | 771:26b809199308 | 318 | // if certain frames are not enabled, then skip them. Worst case TLM is always enabled |
| rgrover1 | 830:a6ef72e0697a | 319 | switch(frameType) { |
| rgrover1 | 830:a6ef72e0697a | 320 | case tlm: |
| rgrover1 | 830:a6ef72e0697a | 321 | // TLM frame |
| rgrover1 | 830:a6ef72e0697a | 322 | if(tlmIsSet) { |
| rgrover1 | 830:a6ef72e0697a | 323 | DBG("Swapping in TLM Frame: version=%x, Batt=%d, Temp = %d, PDUCnt = %d, TimeSinceBoot=%d",TlmVersion, TlmBatteryVoltage, TlmBeaconTemp, TlmPduCount, TlmTimeSinceBoot); |
| rgrover1 | 830:a6ef72e0697a | 324 | serviceDataLen += constructTLMFrame(serviceData+serviceDataLen,20); |
| rgrover1 | 830:a6ef72e0697a | 325 | DBG("\t Swapping in TLM Frame: len=%d",serviceDataLen); |
| rgrover1 | 830:a6ef72e0697a | 326 | updateAdvPacket(serviceData,serviceDataLen); |
| rgrover1 | 830:a6ef72e0697a | 327 | } |
| rgrover1 | 830:a6ef72e0697a | 328 | break; |
| rgrover1 | 830:a6ef72e0697a | 329 | case url: |
| rgrover1 | 771:26b809199308 | 330 | // URL Frame |
| rgrover1 | 786:d6d7087d8377 | 331 | if(urlIsSet) { |
| rgrover1 | 830:a6ef72e0697a | 332 | DBG("Swapping in URL Frame: Power: %d",defaultUrlPower); |
| rgrover1 | 786:d6d7087d8377 | 333 | serviceDataLen += constructURLFrame(serviceData+serviceDataLen,20); |
| rgrover1 | 786:d6d7087d8377 | 334 | DBG("\t Swapping in URL Frame: len=%d ",serviceDataLen); |
| rgrover1 | 786:d6d7087d8377 | 335 | updateAdvPacket(serviceData,serviceDataLen); |
| rgrover1 | 830:a6ef72e0697a | 336 | //switchFlag = false; |
| rgrover1 | 771:26b809199308 | 337 | } |
| rgrover1 | 830:a6ef72e0697a | 338 | break; |
| rgrover1 | 830:a6ef72e0697a | 339 | case uid: |
| rgrover1 | 771:26b809199308 | 340 | // UID Frame |
| rgrover1 | 786:d6d7087d8377 | 341 | if(uidIsSet) { |
| rgrover1 | 830:a6ef72e0697a | 342 | DBG("Swapping in UID Frame: Power: %d",defaultUidPower); |
| rgrover1 | 786:d6d7087d8377 | 343 | serviceDataLen += constructUIDFrame(serviceData+serviceDataLen,20); |
| rgrover1 | 786:d6d7087d8377 | 344 | DBG("\t Swapping in UID Frame: len=%d",serviceDataLen); |
| rgrover1 | 786:d6d7087d8377 | 345 | updateAdvPacket(serviceData,serviceDataLen); |
| rgrover1 | 830:a6ef72e0697a | 346 | //switchFlag = false; |
| rgrover1 | 771:26b809199308 | 347 | } |
| rgrover1 | 830:a6ef72e0697a | 348 | break; |
| rgrover1 | 771:26b809199308 | 349 | default: |
| rgrover1 | 830:a6ef72e0697a | 350 | ERR("You have not initialized a Frame yet, please initialize one before starting a beacon"); |
| rgrover1 | 830:a6ef72e0697a | 351 | ERR("uidIsSet = %d, urlIsSet = %d, tlmIsSet = %d", uidIsSet, urlIsSet, tlmIsSet); |
| rgrover1 | 830:a6ef72e0697a | 352 | } |
| rgrover1 | 830:a6ef72e0697a | 353 | } |
| rgrover1 | 830:a6ef72e0697a | 354 | |
| rgrover1 | 830:a6ef72e0697a | 355 | /* |
| rgrover1 | 830:a6ef72e0697a | 356 | * Callback to swap in URL frame |
| rgrover1 | 830:a6ef72e0697a | 357 | */ |
| rgrover1 | 830:a6ef72e0697a | 358 | void urlCallback(void) { |
| rgrover1 | 830:a6ef72e0697a | 359 | DBG("urlCallback"); |
| rgrover1 | 830:a6ef72e0697a | 360 | if( false == advLock) { |
| rgrover1 | 830:a6ef72e0697a | 361 | advLock = true; |
| rgrover1 | 830:a6ef72e0697a | 362 | DBG("advLock = url") |
| rgrover1 | 830:a6ef72e0697a | 363 | frameIndex = url; |
| rgrover1 | 830:a6ef72e0697a | 364 | swapOutFrames(frameIndex); |
| rgrover1 | 830:a6ef72e0697a | 365 | ble.startAdvertising(); |
| rgrover1 | 830:a6ef72e0697a | 366 | } else { |
| rgrover1 | 830:a6ef72e0697a | 367 | // Someone else is broadcasting, toss it into the overflow buffer to retransmit when free |
| rgrover1 | 830:a6ef72e0697a | 368 | INFO("URI(%d) cannot complete, %d is currently broadcasting",url, frameIndex); |
| rgrover1 | 830:a6ef72e0697a | 369 | FrameTypes x = url; |
| rgrover1 | 830:a6ef72e0697a | 370 | overflow.push(x); |
| rgrover1 | 830:a6ef72e0697a | 371 | } |
| rgrover1 | 830:a6ef72e0697a | 372 | return; |
| rgrover1 | 830:a6ef72e0697a | 373 | } |
| rgrover1 | 830:a6ef72e0697a | 374 | |
| rgrover1 | 830:a6ef72e0697a | 375 | /* |
| rgrover1 | 830:a6ef72e0697a | 376 | * Callback to swap in UID frame |
| rgrover1 | 830:a6ef72e0697a | 377 | */ |
| rgrover1 | 830:a6ef72e0697a | 378 | void uidCallback(void) { |
| rgrover1 | 830:a6ef72e0697a | 379 | DBG("uidCallback"); |
| rgrover1 | 830:a6ef72e0697a | 380 | if( false == advLock) { |
| rgrover1 | 830:a6ef72e0697a | 381 | advLock = true; |
| rgrover1 | 830:a6ef72e0697a | 382 | DBG("advLock = uid") |
| rgrover1 | 830:a6ef72e0697a | 383 | frameIndex = uid; |
| rgrover1 | 830:a6ef72e0697a | 384 | swapOutFrames(frameIndex); |
| rgrover1 | 830:a6ef72e0697a | 385 | ble.startAdvertising(); |
| rgrover1 | 830:a6ef72e0697a | 386 | } else { |
| rgrover1 | 830:a6ef72e0697a | 387 | // Someone else is broadcasting, toss it into the overflow buffer to retransmit when free |
| rgrover1 | 830:a6ef72e0697a | 388 | INFO("UID(%d) cannot complete, %d is currently broadcasting", uid,frameIndex); |
| rgrover1 | 830:a6ef72e0697a | 389 | FrameTypes x = uid; // have to do this to satisfy cont vs volatile keywords... sigh... |
| rgrover1 | 830:a6ef72e0697a | 390 | overflow.push(x); |
| rgrover1 | 830:a6ef72e0697a | 391 | } |
| rgrover1 | 830:a6ef72e0697a | 392 | return; |
| rgrover1 | 830:a6ef72e0697a | 393 | } |
| rgrover1 | 830:a6ef72e0697a | 394 | |
| rgrover1 | 830:a6ef72e0697a | 395 | /* |
| rgrover1 | 830:a6ef72e0697a | 396 | * Callback to swap in TLM frame |
| rgrover1 | 830:a6ef72e0697a | 397 | */ |
| rgrover1 | 830:a6ef72e0697a | 398 | void tlmCallback(void) { |
| rgrover1 | 830:a6ef72e0697a | 399 | DBG("tlmCallback"); |
| rgrover1 | 830:a6ef72e0697a | 400 | if( false == advLock) { |
| rgrover1 | 830:a6ef72e0697a | 401 | // OK to broadcast |
| rgrover1 | 830:a6ef72e0697a | 402 | advLock = true; |
| rgrover1 | 830:a6ef72e0697a | 403 | DBG("advLock = tlm") |
| rgrover1 | 830:a6ef72e0697a | 404 | frameIndex = tlm; |
| rgrover1 | 830:a6ef72e0697a | 405 | swapOutFrames(frameIndex); |
| rgrover1 | 830:a6ef72e0697a | 406 | ble.startAdvertising(); |
| rgrover1 | 830:a6ef72e0697a | 407 | } else { |
| rgrover1 | 830:a6ef72e0697a | 408 | // Someone else is broadcasting, toss it into the overflow buffer to retransmit when free |
| rgrover1 | 830:a6ef72e0697a | 409 | INFO("TLM(%d) cannot complete, %d is currently broadcasting",tlm ,frameIndex); |
| rgrover1 | 830:a6ef72e0697a | 410 | FrameTypes x = tlm; |
| rgrover1 | 830:a6ef72e0697a | 411 | overflow.push(x); |
| rgrover1 | 830:a6ef72e0697a | 412 | } |
| rgrover1 | 830:a6ef72e0697a | 413 | return; |
| rgrover1 | 830:a6ef72e0697a | 414 | } |
| rgrover1 | 830:a6ef72e0697a | 415 | |
| rgrover1 | 830:a6ef72e0697a | 416 | void stopAdvCallback(void) { |
| rgrover1 | 830:a6ef72e0697a | 417 | if(overflow.empty()) { |
| rgrover1 | 830:a6ef72e0697a | 418 | // if nothing left to transmit, stop |
| rgrover1 | 830:a6ef72e0697a | 419 | ble.stopAdvertising(); |
| rgrover1 | 830:a6ef72e0697a | 420 | advLock = false; // unlock lock |
| rgrover1 | 830:a6ef72e0697a | 421 | } else { |
| rgrover1 | 830:a6ef72e0697a | 422 | // transmit other packets at current time index |
| rgrover1 | 830:a6ef72e0697a | 423 | FrameTypes x = NONE; |
| rgrover1 | 830:a6ef72e0697a | 424 | overflow.pop(x); |
| rgrover1 | 830:a6ef72e0697a | 425 | INFO("Re-Transmitting %d",x); |
| rgrover1 | 830:a6ef72e0697a | 426 | swapOutFrames(x); |
| rgrover1 | 771:26b809199308 | 427 | } |
| rgrover1 | 771:26b809199308 | 428 | } |
| rgrover1 | 771:26b809199308 | 429 | |
| rgrover1 | 771:26b809199308 | 430 | /* |
| rgrover1 | 786:d6d7087d8377 | 431 | * Callback from onRadioNotification(), used to update the PDUCounter and process next state. |
| rgrover1 | 786:d6d7087d8377 | 432 | */ |
| rgrover1 | 786:d6d7087d8377 | 433 | #define EDDYSTONE_SWAPFRAME_DELAYMS 1 |
| rgrover1 | 771:26b809199308 | 434 | void radioNotificationCallback(bool radioActive) { |
| rgrover1 | 771:26b809199308 | 435 | // Update PDUCount |
| rgrover1 | 771:26b809199308 | 436 | TlmPduCount++; |
| rgrover1 | 830:a6ef72e0697a | 437 | // True just before an frame is sent, false just after a frame is sent |
| rgrover1 | 786:d6d7087d8377 | 438 | if(radioActive) { |
| rgrover1 | 786:d6d7087d8377 | 439 | // Do Nothing |
| rgrover1 | 786:d6d7087d8377 | 440 | } else { |
| rgrover1 | 830:a6ef72e0697a | 441 | // Packet has been sent, disable advertising |
| rgrover1 | 830:a6ef72e0697a | 442 | stopAdv.attach_us(this, &EddystoneService::stopAdvCallback, 1); |
| rgrover1 | 771:26b809199308 | 443 | } |
| rgrover1 | 786:d6d7087d8377 | 444 | return; |
| rgrover1 | 786:d6d7087d8377 | 445 | } |
| rgrover1 | 786:d6d7087d8377 | 446 | |
| rgrover1 | 786:d6d7087d8377 | 447 | /* |
| rgrover1 | 786:d6d7087d8377 | 448 | * This function explicityly sets the parameters used by the Eddystone beacon. |
| rgrover1 | 786:d6d7087d8377 | 449 | * this function should be used in leu of the config service. |
| rgrover1 | 786:d6d7087d8377 | 450 | * |
| rgrover1 | 786:d6d7087d8377 | 451 | * @param bleIn ble object used to broadcast eddystone information |
| rgrover1 | 830:a6ef72e0697a | 452 | * @param beaconPeriodus is how often ble broadcasts are mde, in mili seconds |
| rgrover1 | 786:d6d7087d8377 | 453 | * @param txPowerLevel sets the broadcasting power level. |
| rgrover1 | 786:d6d7087d8377 | 454 | * |
| rgrover1 | 786:d6d7087d8377 | 455 | */ |
| rgrover1 | 786:d6d7087d8377 | 456 | EddystoneService(BLEDevice &bleIn, |
| rgrover1 | 830:a6ef72e0697a | 457 | uint16_t beaconPeriodus = 100, |
| rgrover1 | 830:a6ef72e0697a | 458 | uint8_t txPowerIn = 0) : |
| rgrover1 | 830:a6ef72e0697a | 459 | ble(bleIn), |
| rgrover1 | 830:a6ef72e0697a | 460 | advPeriodus(beaconPeriodus), |
| rgrover1 | 830:a6ef72e0697a | 461 | txPower(txPowerIn), |
| rgrover1 | 830:a6ef72e0697a | 462 | advLock(false), |
| rgrover1 | 830:a6ef72e0697a | 463 | frameIndex(NONE) { |
| rgrover1 | 830:a6ef72e0697a | 464 | |
| rgrover1 | 830:a6ef72e0697a | 465 | } |
| rgrover1 | 830:a6ef72e0697a | 466 | |
| rgrover1 | 830:a6ef72e0697a | 467 | /* |
| rgrover1 | 830:a6ef72e0697a | 468 | * @breif this function starts eddystone advertising based on configured frames. |
| rgrover1 | 830:a6ef72e0697a | 469 | */ |
| rgrover1 | 830:a6ef72e0697a | 470 | void start(void) { |
| rgrover1 | 830:a6ef72e0697a | 471 | // Initialize Frame transition, start with URL to pass eddystone validator app on first try |
| rgrover1 | 830:a6ef72e0697a | 472 | if (urlIsSet) { |
| rgrover1 | 830:a6ef72e0697a | 473 | frameIndex = url; |
| rgrover1 | 830:a6ef72e0697a | 474 | urlTicker.attach(this, &EddystoneService::urlCallback, urlAdvPeriod); |
| rgrover1 | 830:a6ef72e0697a | 475 | DBG("attached urlCallback every %d seconds", urlAdvPeriod); |
| rgrover1 | 786:d6d7087d8377 | 476 | } |
| rgrover1 | 830:a6ef72e0697a | 477 | if (uidIsSet) { |
| rgrover1 | 830:a6ef72e0697a | 478 | frameIndex = uid; |
| rgrover1 | 830:a6ef72e0697a | 479 | uidTicker.attach(this, &EddystoneService::uidCallback, uidAdvPeriod); |
| rgrover1 | 830:a6ef72e0697a | 480 | DBG("attached uidCallback every %d seconds", uidAdvPeriod); |
| rgrover1 | 830:a6ef72e0697a | 481 | } |
| rgrover1 | 830:a6ef72e0697a | 482 | if(tlmIsSet) { |
| rgrover1 | 830:a6ef72e0697a | 483 | frameIndex = tlm; |
| rgrover1 | 830:a6ef72e0697a | 484 | // Make double sure the PDUCount and TimeSinceBoot fields are set to zero at reset |
| rgrover1 | 830:a6ef72e0697a | 485 | updateTlmPduCount(0); |
| rgrover1 | 830:a6ef72e0697a | 486 | updateTlmTimeSinceBoot(0); |
| rgrover1 | 830:a6ef72e0697a | 487 | timeSinceBootTick.attach(this,&EddystoneService::tsbCallback,0.1); // incriment the TimeSinceBoot ticker every 0.1s |
| rgrover1 | 830:a6ef72e0697a | 488 | tlmTicker.attach(this, &EddystoneService::tlmCallback, TlmAdvPeriod); |
| rgrover1 | 830:a6ef72e0697a | 489 | DBG("attached tlmCallback every %d seconds", TlmAdvPeriod); |
| rgrover1 | 830:a6ef72e0697a | 490 | } |
| rgrover1 | 830:a6ef72e0697a | 491 | if(NONE == frameIndex) { |
| rgrover1 | 830:a6ef72e0697a | 492 | error("No Frames were Initialized! Please initialize a frame before starting an eddystone beacon."); |
| rgrover1 | 830:a6ef72e0697a | 493 | } |
| rgrover1 | 830:a6ef72e0697a | 494 | //uidRFU = 0; |
| rgrover1 | 786:d6d7087d8377 | 495 | |
| rgrover1 | 830:a6ef72e0697a | 496 | ble.setTxPower(txPower); |
| rgrover1 | 830:a6ef72e0697a | 497 | // ble.setAdvertisingType(GapAdvertisingParams::ADV_NON_CONNECTABLE_UNDIRECTED); |
| rgrover1 | 830:a6ef72e0697a | 498 | // ble.setAdvertisingInterval(advPeriodus); |
| rgrover1 | 830:a6ef72e0697a | 499 | // ble.gap().startAdvertising(); |
| rgrover1 | 830:a6ef72e0697a | 500 | ble.gap().onRadioNotification(this,&EddystoneService::radioNotificationCallback); |
| rgrover1 | 771:26b809199308 | 501 | } |
| rgrover1 | 771:26b809199308 | 502 | |
| rgrover1 | 771:26b809199308 | 503 | private: |
| rgrover1 | 786:d6d7087d8377 | 504 | |
| rgrover1 | 830:a6ef72e0697a | 505 | // Eddystone Variables |
| rgrover1 | 786:d6d7087d8377 | 506 | BLEDevice &ble; |
| rgrover1 | 830:a6ef72e0697a | 507 | uint16_t advPeriodus; |
| rgrover1 | 830:a6ef72e0697a | 508 | uint8_t txPower; |
| rgrover1 | 830:a6ef72e0697a | 509 | Ticker timeSinceBootTick; // counter that counts time since boot |
| rgrover1 | 830:a6ef72e0697a | 510 | volatile bool advLock; |
| rgrover1 | 830:a6ef72e0697a | 511 | volatile FrameTypes frameIndex; |
| rgrover1 | 830:a6ef72e0697a | 512 | Timeout stopAdv; |
| rgrover1 | 830:a6ef72e0697a | 513 | |
| rgrover1 | 830:a6ef72e0697a | 514 | |
| rgrover1 | 830:a6ef72e0697a | 515 | // URI Frame Variables |
| rgrover1 | 830:a6ef72e0697a | 516 | uint8_t defaultUriDataLength; |
| rgrover1 | 786:d6d7087d8377 | 517 | UriData_t defaultUriData; |
| rgrover1 | 830:a6ef72e0697a | 518 | int8_t defaultUrlPower; |
| rgrover1 | 830:a6ef72e0697a | 519 | bool urlIsSet; // flag that enables / disable URI Frames |
| rgrover1 | 830:a6ef72e0697a | 520 | uint32_t urlAdvPeriod; // how long the url frame will be advertised for |
| rgrover1 | 830:a6ef72e0697a | 521 | Ticker urlTicker; |
| rgrover1 | 830:a6ef72e0697a | 522 | |
| rgrover1 | 830:a6ef72e0697a | 523 | // UID Frame Variables |
| rgrover1 | 786:d6d7087d8377 | 524 | UIDNamespaceID_t defaultUidNamespaceID; |
| rgrover1 | 786:d6d7087d8377 | 525 | UIDInstanceID_t defaultUidInstanceID; |
| rgrover1 | 786:d6d7087d8377 | 526 | int8_t defaultUidPower; |
| rgrover1 | 786:d6d7087d8377 | 527 | uint16_t uidRFU; |
| rgrover1 | 830:a6ef72e0697a | 528 | bool uidIsSet; // flag that enables / disable UID Frames |
| rgrover1 | 830:a6ef72e0697a | 529 | uint32_t uidAdvPeriod; // how long the uid frame will be advertised for |
| rgrover1 | 830:a6ef72e0697a | 530 | Ticker uidTicker; |
| rgrover1 | 786:d6d7087d8377 | 531 | |
| rgrover1 | 830:a6ef72e0697a | 532 | // TLM Frame Variables |
| rgrover1 | 786:d6d7087d8377 | 533 | uint8_t TlmVersion; |
| rgrover1 | 786:d6d7087d8377 | 534 | volatile uint16_t TlmBatteryVoltage; |
| rgrover1 | 786:d6d7087d8377 | 535 | volatile uint16_t TlmBeaconTemp; |
| rgrover1 | 786:d6d7087d8377 | 536 | volatile uint32_t TlmPduCount; |
| rgrover1 | 786:d6d7087d8377 | 537 | volatile uint32_t TlmTimeSinceBoot; |
| rgrover1 | 830:a6ef72e0697a | 538 | bool tlmIsSet; // flag that enables / disables TLM frames |
| rgrover1 | 830:a6ef72e0697a | 539 | uint32_t TlmAdvPeriod; // number of minutes between adv frames |
| rgrover1 | 830:a6ef72e0697a | 540 | Ticker tlmTicker; |
| rgrover1 | 771:26b809199308 | 541 | |
| rgrover1 | 771:26b809199308 | 542 | public: |
| rgrover1 | 771:26b809199308 | 543 | /* |
| rgrover1 | 771:26b809199308 | 544 | * Encode a human-readable URI into the binary format defined by URIBeacon spec (https://github.com/google/uribeacon/tree/master/specification). |
| rgrover1 | 771:26b809199308 | 545 | */ |
| rgrover1 | 830:a6ef72e0697a | 546 | static void encodeURL(const char *uriDataIn, UriData_t uriDataOut, uint8_t &sizeofURIDataOut) { |
| rgrover1 | 830:a6ef72e0697a | 547 | DBG("Encode URL = %s",uriDataIn); |
| rgrover1 | 771:26b809199308 | 548 | const char *prefixes[] = { |
| rgrover1 | 771:26b809199308 | 549 | "http://www.", |
| rgrover1 | 771:26b809199308 | 550 | "https://www.", |
| rgrover1 | 771:26b809199308 | 551 | "http://", |
| rgrover1 | 771:26b809199308 | 552 | "https://", |
| rgrover1 | 771:26b809199308 | 553 | }; |
| rgrover1 | 771:26b809199308 | 554 | const size_t NUM_PREFIXES = sizeof(prefixes) / sizeof(char *); |
| rgrover1 | 771:26b809199308 | 555 | const char *suffixes[] = { |
| rgrover1 | 771:26b809199308 | 556 | ".com/", |
| rgrover1 | 771:26b809199308 | 557 | ".org/", |
| rgrover1 | 771:26b809199308 | 558 | ".edu/", |
| rgrover1 | 771:26b809199308 | 559 | ".net/", |
| rgrover1 | 771:26b809199308 | 560 | ".info/", |
| rgrover1 | 771:26b809199308 | 561 | ".biz/", |
| rgrover1 | 771:26b809199308 | 562 | ".gov/", |
| rgrover1 | 771:26b809199308 | 563 | ".com", |
| rgrover1 | 771:26b809199308 | 564 | ".org", |
| rgrover1 | 771:26b809199308 | 565 | ".edu", |
| rgrover1 | 771:26b809199308 | 566 | ".net", |
| rgrover1 | 771:26b809199308 | 567 | ".info", |
| rgrover1 | 771:26b809199308 | 568 | ".biz", |
| rgrover1 | 771:26b809199308 | 569 | ".gov" |
| rgrover1 | 771:26b809199308 | 570 | }; |
| rgrover1 | 771:26b809199308 | 571 | const size_t NUM_SUFFIXES = sizeof(suffixes) / sizeof(char *); |
| rgrover1 | 771:26b809199308 | 572 | |
| rgrover1 | 771:26b809199308 | 573 | sizeofURIDataOut = 0; |
| rgrover1 | 771:26b809199308 | 574 | memset(uriDataOut, 0, sizeof(UriData_t)); |
| rgrover1 | 771:26b809199308 | 575 | |
| rgrover1 | 771:26b809199308 | 576 | if ((uriDataIn == NULL) || (strlen(uriDataIn) == 0)) { |
| rgrover1 | 771:26b809199308 | 577 | return; |
| rgrover1 | 771:26b809199308 | 578 | } |
| rgrover1 | 771:26b809199308 | 579 | |
| rgrover1 | 771:26b809199308 | 580 | /* |
| rgrover1 | 771:26b809199308 | 581 | * handle prefix |
| rgrover1 | 771:26b809199308 | 582 | */ |
| rgrover1 | 771:26b809199308 | 583 | for (unsigned i = 0; i < NUM_PREFIXES; i++) { |
| rgrover1 | 771:26b809199308 | 584 | size_t prefixLen = strlen(prefixes[i]); |
| rgrover1 | 771:26b809199308 | 585 | if (strncmp(uriDataIn, prefixes[i], prefixLen) == 0) { |
| rgrover1 | 771:26b809199308 | 586 | uriDataOut[sizeofURIDataOut++] = i; |
| rgrover1 | 771:26b809199308 | 587 | uriDataIn += prefixLen; |
| rgrover1 | 771:26b809199308 | 588 | break; |
| rgrover1 | 771:26b809199308 | 589 | } |
| rgrover1 | 771:26b809199308 | 590 | } |
| rgrover1 | 771:26b809199308 | 591 | |
| rgrover1 | 771:26b809199308 | 592 | /* |
| rgrover1 | 771:26b809199308 | 593 | * handle suffixes |
| rgrover1 | 771:26b809199308 | 594 | */ |
| rgrover1 | 771:26b809199308 | 595 | while (*uriDataIn && (sizeofURIDataOut < URI_DATA_MAX)) { |
| rgrover1 | 771:26b809199308 | 596 | /* check for suffix match */ |
| rgrover1 | 771:26b809199308 | 597 | unsigned i; |
| rgrover1 | 771:26b809199308 | 598 | for (i = 0; i < NUM_SUFFIXES; i++) { |
| rgrover1 | 771:26b809199308 | 599 | size_t suffixLen = strlen(suffixes[i]); |
| rgrover1 | 771:26b809199308 | 600 | if (strncmp(uriDataIn, suffixes[i], suffixLen) == 0) { |
| rgrover1 | 771:26b809199308 | 601 | uriDataOut[sizeofURIDataOut++] = i; |
| rgrover1 | 771:26b809199308 | 602 | uriDataIn += suffixLen; |
| rgrover1 | 771:26b809199308 | 603 | break; /* from the for loop for checking against suffixes */ |
| rgrover1 | 771:26b809199308 | 604 | } |
| rgrover1 | 771:26b809199308 | 605 | } |
| rgrover1 | 771:26b809199308 | 606 | /* This is the default case where we've got an ordinary character which doesn't match a suffix. */ |
| rgrover1 | 830:a6ef72e0697a | 607 | INFO("Encoding URI: No Suffix Found"); |
| rgrover1 | 771:26b809199308 | 608 | if (i == NUM_SUFFIXES) { |
| rgrover1 | 771:26b809199308 | 609 | uriDataOut[sizeofURIDataOut++] = *uriDataIn; |
| rgrover1 | 771:26b809199308 | 610 | ++uriDataIn; |
| rgrover1 | 771:26b809199308 | 611 | } |
| rgrover1 | 771:26b809199308 | 612 | } |
| rgrover1 | 771:26b809199308 | 613 | } |
| rgrover1 | 771:26b809199308 | 614 | }; |
| rgrover1 | 771:26b809199308 | 615 | |
| rgrover1 | 771:26b809199308 | 616 | #endif // SERVICES_EDDYSTONEBEACON_H_ |