Own fork of MbedSmartRest
Dependents: MbedSmartRestMain MbedSmartRestMain
Fork of MbedSmartRest by
SmartRest.cpp@20:505d29d5bdfc, 2015-04-13 (annotated)
- Committer:
- xinlei
- Date:
- Mon Apr 13 14:24:44 2015 +0000
- Revision:
- 20:505d29d5bdfc
- Parent:
- 18:16192696c106
- Child:
- 21:207549b3711e
v2.1rc1
Who changed what in which revision?
User | Revision | Line number | New contents of line |
---|---|---|---|
Cumulocity | 0:099f76422485 | 1 | /* |
Cumulocity | 0:099f76422485 | 2 | * SmartRest.cpp |
Cumulocity | 0:099f76422485 | 3 | * |
Cumulocity | 0:099f76422485 | 4 | * Created on: Nov 1, 2013 |
Cumulocity | 0:099f76422485 | 5 | * * Authors: Vincent Wochnik <v.wochnik@gmail.com> |
Cumulocity | 0:099f76422485 | 6 | * |
Cumulocity | 0:099f76422485 | 7 | * Copyright (c) 2013 Cumulocity GmbH |
Cumulocity | 0:099f76422485 | 8 | * |
Cumulocity | 0:099f76422485 | 9 | * Permission is hereby granted, free of charge, to any person obtaining |
Cumulocity | 0:099f76422485 | 10 | * a copy of this software and associated documentation files (the |
Cumulocity | 0:099f76422485 | 11 | * "Software"), to deal in the Software without restriction, including |
Cumulocity | 0:099f76422485 | 12 | * without limitation the rights to use, copy, modify, merge, publish, |
Cumulocity | 0:099f76422485 | 13 | * distribute, sublicense, and/or sell copies of the Software, and to |
Cumulocity | 0:099f76422485 | 14 | * permit persons to whom the Software is furnished to do so, subject to |
Cumulocity | 0:099f76422485 | 15 | * the following conditions: |
Cumulocity | 0:099f76422485 | 16 | * |
Cumulocity | 0:099f76422485 | 17 | * The above copyright notice and this permission notice shall be |
Cumulocity | 0:099f76422485 | 18 | * included in all copies or substantial portions of the Software. |
Cumulocity | 0:099f76422485 | 19 | * |
Cumulocity | 0:099f76422485 | 20 | * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, |
Cumulocity | 0:099f76422485 | 21 | * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF |
Cumulocity | 0:099f76422485 | 22 | * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND |
Cumulocity | 0:099f76422485 | 23 | * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE |
Cumulocity | 0:099f76422485 | 24 | * LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION |
Cumulocity | 0:099f76422485 | 25 | * OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION |
Cumulocity | 0:099f76422485 | 26 | * WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. |
Cumulocity | 0:099f76422485 | 27 | */ |
Cumulocity | 0:099f76422485 | 28 | |
Cumulocity | 0:099f76422485 | 29 | #include <stdlib.h> |
Cumulocity | 0:099f76422485 | 30 | #include <string.h> |
xinlei | 18:16192696c106 | 31 | #include <stdio.h> |
xinlei | 20:505d29d5bdfc | 32 | #include "rtos.h" |
xinlei | 18:16192696c106 | 33 | #include "SmartRest.h" |
xinlei | 20:505d29d5bdfc | 34 | #include "SmartRestConf.h" |
Cumulocity | 11:e1bee9a77652 | 35 | |
Cumulocity | 11:e1bee9a77652 | 36 | /*-------------------------------------------------------------------------*/ |
xinlei | 20:505d29d5bdfc | 37 | SmartRest::SmartRest(AbstractClient& client) : |
xinlei | 20:505d29d5bdfc | 38 | _client(client) |
Cumulocity | 0:099f76422485 | 39 | { |
Cumulocity | 11:e1bee9a77652 | 40 | _source = NULL; |
Cumulocity | 11:e1bee9a77652 | 41 | _mogid[0] = 0; |
Cumulocity | 0:099f76422485 | 42 | } |
Cumulocity | 11:e1bee9a77652 | 43 | /*-------------------------------------------------------------------------*/ |
Cumulocity | 5:2b74510900da | 44 | #ifdef SMARTREST_TRANSACTIONAL |
Cumulocity | 11:e1bee9a77652 | 45 | /*-------------------------------------------------------------------------*/ |
Cumulocity | 5:2b74510900da | 46 | uint8_t SmartRest::request(const DataGenerator& generator, const char *overrideIdentifier) |
Cumulocity | 5:2b74510900da | 47 | { |
xinlei | 20:505d29d5bdfc | 48 | uint8_t res = send(generator, overrideIdentifier); |
Cumulocity | 11:e1bee9a77652 | 49 | stop(); |
Cumulocity | 11:e1bee9a77652 | 50 | return res; |
Cumulocity | 5:2b74510900da | 51 | } |
Cumulocity | 11:e1bee9a77652 | 52 | /*-------------------------------------------------------------------------*/ |
Cumulocity | 5:2b74510900da | 53 | uint8_t SmartRest::request(const DataGenerator& generator, Aggregator& aggregator, const char *overrideIdentifier) |
Cumulocity | 5:2b74510900da | 54 | { |
Cumulocity | 11:e1bee9a77652 | 55 | if (!aggregator.managed()) |
Cumulocity | 11:e1bee9a77652 | 56 | return SMARTREST_INTERNAL_ERROR; |
Cumulocity | 5:2b74510900da | 57 | |
xinlei | 20:505d29d5bdfc | 58 | uint8_t res = send(generator, overrideIdentifier); |
xinlei | 20:505d29d5bdfc | 59 | if (res != SMARTREST_SUCCESS) { |
Cumulocity | 11:e1bee9a77652 | 60 | stop(); |
Cumulocity | 11:e1bee9a77652 | 61 | return res; |
Cumulocity | 11:e1bee9a77652 | 62 | } |
Cumulocity | 5:2b74510900da | 63 | |
Cumulocity | 11:e1bee9a77652 | 64 | ParsedRecord recvd; |
xinlei | 20:505d29d5bdfc | 65 | while ((res = receive(recvd)) == SMARTREST_SUCCESS) { |
Cumulocity | 11:e1bee9a77652 | 66 | if (!aggregator.add(recvd)) |
Cumulocity | 11:e1bee9a77652 | 67 | return SMARTREST_INTERNAL_ERROR; |
Cumulocity | 11:e1bee9a77652 | 68 | } |
Cumulocity | 5:2b74510900da | 69 | |
Cumulocity | 11:e1bee9a77652 | 70 | stop(); |
Cumulocity | 11:e1bee9a77652 | 71 | if (res == SMARTREST_END_OF_RESPONSE) |
Cumulocity | 11:e1bee9a77652 | 72 | return SMARTREST_SUCCESS; |
Cumulocity | 11:e1bee9a77652 | 73 | return res; |
Cumulocity | 5:2b74510900da | 74 | } |
Cumulocity | 11:e1bee9a77652 | 75 | /*-------------------------------------------------------------------------*/ |
Cumulocity | 11:e1bee9a77652 | 76 | #endif // SMARTREST_TRANSACTIONAL |
Cumulocity | 11:e1bee9a77652 | 77 | /*-------------------------------------------------------------------------*/ |
Cumulocity | 5:2b74510900da | 78 | uint8_t SmartRest::bootstrap(const DataGenerator& generator) |
Cumulocity | 5:2b74510900da | 79 | { |
xinlei | 20:505d29d5bdfc | 80 | int8_t ret = beginRequest(NULL, NULL); |
Cumulocity | 11:e1bee9a77652 | 81 | if (ret != SMARTREST_SUCCESS) |
Cumulocity | 11:e1bee9a77652 | 82 | return ret; |
Cumulocity | 11:e1bee9a77652 | 83 | ret = awaitResponse(); |
Cumulocity | 11:e1bee9a77652 | 84 | if (ret != SMARTREST_SUCCESS) |
Cumulocity | 11:e1bee9a77652 | 85 | return ret; |
xinlei | 20:505d29d5bdfc | 86 | |
xinlei | 20:505d29d5bdfc | 87 | ParsedRecord record; |
Cumulocity | 11:e1bee9a77652 | 88 | ret = receive(record); |
Cumulocity | 11:e1bee9a77652 | 89 | if (ret != SMARTREST_SUCCESS) |
Cumulocity | 11:e1bee9a77652 | 90 | return ret; |
xinlei | 20:505d29d5bdfc | 91 | if (!record) { |
Cumulocity | 11:e1bee9a77652 | 92 | return SMARTREST_INTERNAL_ERROR; |
Cumulocity | 11:e1bee9a77652 | 93 | } |
Cumulocity | 11:e1bee9a77652 | 94 | stop(); |
Cumulocity | 5:2b74510900da | 95 | |
Cumulocity | 11:e1bee9a77652 | 96 | if (setMoGid(record)) |
Cumulocity | 11:e1bee9a77652 | 97 | return SMARTREST_SUCCESS; |
Cumulocity | 5:2b74510900da | 98 | |
Cumulocity | 11:e1bee9a77652 | 99 | if (record.value(0).integerValue() != 40) |
Cumulocity | 11:e1bee9a77652 | 100 | return SMARTREST_INTERNAL_ERROR; |
Cumulocity | 5:2b74510900da | 101 | |
Cumulocity | 11:e1bee9a77652 | 102 | ret = send(generator, NULL); |
Cumulocity | 11:e1bee9a77652 | 103 | if (ret != SMARTREST_SUCCESS) |
Cumulocity | 11:e1bee9a77652 | 104 | return ret; |
Cumulocity | 11:e1bee9a77652 | 105 | ret = receive(record); |
Cumulocity | 11:e1bee9a77652 | 106 | if (ret != SMARTREST_SUCCESS) |
Cumulocity | 11:e1bee9a77652 | 107 | return ret; |
Cumulocity | 11:e1bee9a77652 | 108 | stop(); |
Cumulocity | 5:2b74510900da | 109 | |
Cumulocity | 11:e1bee9a77652 | 110 | if (!setMoGid(record)) |
Cumulocity | 11:e1bee9a77652 | 111 | return SMARTREST_INTERNAL_ERROR; |
Cumulocity | 5:2b74510900da | 112 | |
Cumulocity | 11:e1bee9a77652 | 113 | return SMARTREST_SUCCESS; |
Cumulocity | 5:2b74510900da | 114 | } |
Cumulocity | 11:e1bee9a77652 | 115 | /*-------------------------------------------------------------------------*/ |
Cumulocity | 2:45a6e44a4fb4 | 116 | uint8_t SmartRest::send(const DataGenerator& generator, const char *overrideIdentifier) |
Cumulocity | 0:099f76422485 | 117 | { |
xinlei | 20:505d29d5bdfc | 118 | uint8_t res = beginRequest(NULL, overrideIdentifier); |
Cumulocity | 11:e1bee9a77652 | 119 | if (res != SMARTREST_SUCCESS) |
Cumulocity | 11:e1bee9a77652 | 120 | return res; |
Cumulocity | 0:099f76422485 | 121 | |
Cumulocity | 11:e1bee9a77652 | 122 | _client.sendData(generator); |
Cumulocity | 11:e1bee9a77652 | 123 | return awaitResponse(); |
Cumulocity | 0:099f76422485 | 124 | } |
Cumulocity | 11:e1bee9a77652 | 125 | /*-------------------------------------------------------------------------*/ |
xinlei | 20:505d29d5bdfc | 126 | uint8_t SmartRest::sendAndClose(const DataGenerator& generator, const char *overrideIdentifier) |
xinlei | 20:505d29d5bdfc | 127 | { |
xinlei | 20:505d29d5bdfc | 128 | uint8_t res = beginRequest(NULL, overrideIdentifier); |
xinlei | 20:505d29d5bdfc | 129 | if (res != SMARTREST_SUCCESS) |
xinlei | 20:505d29d5bdfc | 130 | return res; |
xinlei | 20:505d29d5bdfc | 131 | |
xinlei | 20:505d29d5bdfc | 132 | _client.sendData(generator); |
xinlei | 20:505d29d5bdfc | 133 | if (_client.endRequest() == CLIENT_OK) { |
xinlei | 20:505d29d5bdfc | 134 | return SMARTREST_SUCCESS; |
xinlei | 20:505d29d5bdfc | 135 | } else { |
xinlei | 20:505d29d5bdfc | 136 | return SMARTREST_INTERNAL_ERROR; |
xinlei | 20:505d29d5bdfc | 137 | } |
xinlei | 20:505d29d5bdfc | 138 | } |
xinlei | 20:505d29d5bdfc | 139 | /*-------------------------------------------------------------------------*/ |
Cumulocity | 13:aba98ad2ac1b | 140 | uint8_t SmartRest::stream(const char *uri, const Record& record, const char *overrideIdentifier) |
Cumulocity | 13:aba98ad2ac1b | 141 | { |
xinlei | 20:505d29d5bdfc | 142 | uint8_t res = beginRequest(uri, overrideIdentifier); |
Cumulocity | 13:aba98ad2ac1b | 143 | if (res != SMARTREST_SUCCESS) |
Cumulocity | 13:aba98ad2ac1b | 144 | return res; |
Cumulocity | 13:aba98ad2ac1b | 145 | |
Cumulocity | 13:aba98ad2ac1b | 146 | _client.sendData(record); |
Cumulocity | 13:aba98ad2ac1b | 147 | return awaitResponse(); |
Cumulocity | 13:aba98ad2ac1b | 148 | } |
Cumulocity | 13:aba98ad2ac1b | 149 | /*-------------------------------------------------------------------------*/ |
Cumulocity | 2:45a6e44a4fb4 | 150 | uint8_t SmartRest::receive(ParsedRecord& record) |
Cumulocity | 0:099f76422485 | 151 | { |
Cumulocity | 11:e1bee9a77652 | 152 | if (_source == NULL) |
Cumulocity | 11:e1bee9a77652 | 153 | return SMARTREST_INTERNAL_ERROR; |
Cumulocity | 11:e1bee9a77652 | 154 | |
xinlei | 20:505d29d5bdfc | 155 | uint8_t res = _parser.readFrom(*_source, record); |
Cumulocity | 11:e1bee9a77652 | 156 | switch (res) |
Cumulocity | 11:e1bee9a77652 | 157 | { |
xinlei | 20:505d29d5bdfc | 158 | case PARSER_SUCCESS: return SMARTREST_SUCCESS; |
xinlei | 20:505d29d5bdfc | 159 | case PARSER_END_OF_RESPONSE: return SMARTREST_END_OF_RESPONSE; |
xinlei | 20:505d29d5bdfc | 160 | case PARSER_TIMEOUT_ERROR: return SMARTREST_TIMEOUT_ERROR; |
xinlei | 20:505d29d5bdfc | 161 | default: return SMARTREST_INTERNAL_ERROR; |
Cumulocity | 11:e1bee9a77652 | 162 | } |
Cumulocity | 0:099f76422485 | 163 | } |
Cumulocity | 11:e1bee9a77652 | 164 | /*-------------------------------------------------------------------------*/ |
Cumulocity | 0:099f76422485 | 165 | void SmartRest::stop() |
Cumulocity | 0:099f76422485 | 166 | { |
Cumulocity | 11:e1bee9a77652 | 167 | _source = NULL; |
Cumulocity | 11:e1bee9a77652 | 168 | _client.stop(); |
Cumulocity | 0:099f76422485 | 169 | } |
Cumulocity | 11:e1bee9a77652 | 170 | /*-------------------------------------------------------------------------*/ |
xinlei | 20:505d29d5bdfc | 171 | const char * SmartRest::getIdentifier() const |
Cumulocity | 7:8159a2d12e4e | 172 | { |
Cumulocity | 11:e1bee9a77652 | 173 | if (*_mogid) |
Cumulocity | 11:e1bee9a77652 | 174 | return _mogid; |
xinlei | 20:505d29d5bdfc | 175 | else |
xinlei | 20:505d29d5bdfc | 176 | return NULL; |
Cumulocity | 7:8159a2d12e4e | 177 | } |
Cumulocity | 11:e1bee9a77652 | 178 | /*-------------------------------------------------------------------------*/ |
Cumulocity | 13:aba98ad2ac1b | 179 | uint8_t SmartRest::beginRequest(const char *uri, const char *overrideIdentifier) |
Cumulocity | 0:099f76422485 | 180 | { |
Cumulocity | 11:e1bee9a77652 | 181 | int res; |
xinlei | 20:505d29d5bdfc | 182 | if (uri) { |
Cumulocity | 13:aba98ad2ac1b | 183 | res = _client.beginStream(uri); |
xinlei | 20:505d29d5bdfc | 184 | } else { |
Cumulocity | 13:aba98ad2ac1b | 185 | res = _client.beginRequest(); |
Cumulocity | 13:aba98ad2ac1b | 186 | } |
Cumulocity | 13:aba98ad2ac1b | 187 | |
xinlei | 20:505d29d5bdfc | 188 | if (res == CLIENT_CONNECTION_ERROR) { |
Cumulocity | 11:e1bee9a77652 | 189 | return SMARTREST_CONNECTION_FAILED; |
xinlei | 20:505d29d5bdfc | 190 | } else if (res != CLIENT_OK) { |
Cumulocity | 11:e1bee9a77652 | 191 | return SMARTREST_INTERNAL_ERROR; |
Cumulocity | 11:e1bee9a77652 | 192 | } |
xinlei | 20:505d29d5bdfc | 193 | if (overrideIdentifier != NULL) { |
xinlei | 20:505d29d5bdfc | 194 | if (_client.sendIdentifier(overrideIdentifier) != CLIENT_OK) |
xinlei | 20:505d29d5bdfc | 195 | return SMARTREST_INTERNAL_ERROR; |
xinlei | 20:505d29d5bdfc | 196 | } else { |
xinlei | 20:505d29d5bdfc | 197 | if (_client.sendIdentifier(::getIdentifier()) != CLIENT_OK) |
xinlei | 20:505d29d5bdfc | 198 | return SMARTREST_INTERNAL_ERROR; |
xinlei | 20:505d29d5bdfc | 199 | } |
xinlei | 20:505d29d5bdfc | 200 | return SMARTREST_SUCCESS; |
Cumulocity | 0:099f76422485 | 201 | } |
Cumulocity | 11:e1bee9a77652 | 202 | /*-------------------------------------------------------------------------*/ |
Cumulocity | 0:099f76422485 | 203 | uint8_t SmartRest::awaitResponse() |
Cumulocity | 0:099f76422485 | 204 | { |
Cumulocity | 11:e1bee9a77652 | 205 | if ((_client.endRequest() != CLIENT_OK) || |
xinlei | 20:505d29d5bdfc | 206 | (_client.awaitResponse() != CLIENT_OK)) { |
Cumulocity | 11:e1bee9a77652 | 207 | return SMARTREST_INTERNAL_ERROR; |
xinlei | 18:16192696c106 | 208 | } |
Cumulocity | 11:e1bee9a77652 | 209 | _source = &_client.receiveData(); |
Cumulocity | 11:e1bee9a77652 | 210 | return SMARTREST_SUCCESS; |
Cumulocity | 0:099f76422485 | 211 | } |
Cumulocity | 11:e1bee9a77652 | 212 | /*-------------------------------------------------------------------------*/ |
Cumulocity | 0:099f76422485 | 213 | bool SmartRest::setMoGid(ParsedRecord& record) |
Cumulocity | 0:099f76422485 | 214 | { |
Cumulocity | 11:e1bee9a77652 | 215 | const char *mogid; |
Cumulocity | 0:099f76422485 | 216 | |
Cumulocity | 11:e1bee9a77652 | 217 | *_mogid = 0; |
Cumulocity | 11:e1bee9a77652 | 218 | if ((record.values() < 2) || (record.value(0).integerValue() != 20)) |
Cumulocity | 11:e1bee9a77652 | 219 | return false; |
Cumulocity | 11:e1bee9a77652 | 220 | |
Cumulocity | 11:e1bee9a77652 | 221 | if ((record.value(1).valueType() != VALUE_INTEGER) || |
xinlei | 20:505d29d5bdfc | 222 | (record.value(1).integerValue() <= 0)) |
Cumulocity | 11:e1bee9a77652 | 223 | return false; |
Cumulocity | 0:099f76422485 | 224 | |
Cumulocity | 11:e1bee9a77652 | 225 | mogid = record.rawValue(1); |
Cumulocity | 11:e1bee9a77652 | 226 | if (strlen(mogid)+1 > sizeof(_mogid)) |
Cumulocity | 11:e1bee9a77652 | 227 | return false; |
Cumulocity | 0:099f76422485 | 228 | |
Cumulocity | 11:e1bee9a77652 | 229 | strcpy(_mogid, mogid); |
Cumulocity | 0:099f76422485 | 230 | |
Cumulocity | 11:e1bee9a77652 | 231 | return true; |
Cumulocity | 0:099f76422485 | 232 | } |
xinlei | 20:505d29d5bdfc | 233 | /*-------------------------------------------------------------------------*/ |