A small footprint MQTT library
Dependents: STM32F746_iothub_client_sample_mqtt FXOS8700CQ_To_Azure_IoT f767zi_mqtt FXOS8700CQ_To_Azure_IoT ... more
mqtt_client.c@12:30b08cda82fd, 2017-01-24 (annotated)
- Committer:
- AzureIoTClient
- Date:
- Tue Jan 24 15:24:05 2017 -0800
- Revision:
- 12:30b08cda82fd
- Parent:
- 11:a0a6a4cf7812
- Child:
- 13:3c202001e4ba
1.1.5
Who changed what in which revision?
User | Revision | Line number | New contents of line |
---|---|---|---|
Azure.IoT Build | 0:ef4901974abc | 1 | // Copyright (c) Microsoft. All rights reserved. |
Azure.IoT Build | 0:ef4901974abc | 2 | // Licensed under the MIT license. See LICENSE file in the project root for full license information. |
Azure.IoT Build | 0:ef4901974abc | 3 | |
Azure.IoT Build | 0:ef4901974abc | 4 | #include <stdlib.h> |
Azure.IoT Build | 0:ef4901974abc | 5 | #include "azure_c_shared_utility/gballoc.h" |
Azure.IoT Build | 0:ef4901974abc | 6 | #include "azure_c_shared_utility/platform.h" |
Azure.IoT Build | 0:ef4901974abc | 7 | #include "azure_c_shared_utility/tickcounter.h" |
Azure.IoT Build | 0:ef4901974abc | 8 | #include "azure_c_shared_utility/crt_abstractions.h" |
Azure.IoT Build | 4:e7167dabd6e4 | 9 | #include "azure_c_shared_utility/xlogging.h" |
AzureIoTClient | 8:83bb166aba73 | 10 | #include "azure_c_shared_utility/strings.h" |
AzureIoTClient | 8:83bb166aba73 | 11 | #include "azure_c_shared_utility/agenttime.h" |
AzureIoTClient | 9:37d14c31ff6e | 12 | #include "azure_c_shared_utility/threadapi.h" |
Azure.IoT Build | 0:ef4901974abc | 13 | |
Azure.IoT Build | 0:ef4901974abc | 14 | #include "azure_umqtt_c/mqtt_client.h" |
Azure.IoT Build | 0:ef4901974abc | 15 | #include "azure_umqtt_c/mqtt_codec.h" |
AzureIoTClient | 8:83bb166aba73 | 16 | #include <inttypes.h> |
Azure.IoT Build | 0:ef4901974abc | 17 | |
Azure.IoT Build | 0:ef4901974abc | 18 | #define KEEP_ALIVE_BUFFER_SEC 10 |
Azure.IoT Build | 0:ef4901974abc | 19 | #define VARIABLE_HEADER_OFFSET 2 |
Azure.IoT Build | 0:ef4901974abc | 20 | #define RETAIN_FLAG_MASK 0x1 |
Azure.IoT Build | 0:ef4901974abc | 21 | #define QOS_LEAST_ONCE_FLAG_MASK 0x2 |
Azure.IoT Build | 0:ef4901974abc | 22 | #define QOS_EXACTLY_ONCE_FLAG_MASK 0x4 |
Azure.IoT Build | 0:ef4901974abc | 23 | #define DUPLICATE_FLAG_MASK 0x8 |
Azure.IoT Build | 0:ef4901974abc | 24 | #define CONNECT_PACKET_MASK 0xf0 |
AzureIoTClient | 1:8dba42ff9701 | 25 | #define TIME_MAX_BUFFER 16 |
AzureIoTClient | 8:83bb166aba73 | 26 | #define DEFAULT_MAX_PING_RESPONSE_TIME 80 // % of time to send pings |
AzureIoTClient | 9:37d14c31ff6e | 27 | #define MAX_CLOSE_RETRIES 10 |
Azure.IoT Build | 0:ef4901974abc | 28 | |
AzureIoTClient | 8:83bb166aba73 | 29 | static const char* TRUE_CONST = "true"; |
AzureIoTClient | 8:83bb166aba73 | 30 | static const char* FALSE_CONST = "false"; |
AzureIoTClient | 8:83bb166aba73 | 31 | |
AzureIoTClient | 8:83bb166aba73 | 32 | DEFINE_ENUM_STRINGS(QOS_VALUE, QOS_VALUE_VALUES); |
Azure.IoT Build | 0:ef4901974abc | 33 | |
Azure.IoT Build | 0:ef4901974abc | 34 | typedef struct MQTT_CLIENT_TAG |
Azure.IoT Build | 0:ef4901974abc | 35 | { |
Azure.IoT Build | 0:ef4901974abc | 36 | XIO_HANDLE xioHandle; |
Azure.IoT Build | 0:ef4901974abc | 37 | MQTTCODEC_HANDLE codec_handle; |
Azure.IoT Build | 0:ef4901974abc | 38 | CONTROL_PACKET_TYPE packetState; |
Azure.IoT Build | 0:ef4901974abc | 39 | TICK_COUNTER_HANDLE packetTickCntr; |
Azure.IoT.Build | 10:2ab268507775 | 40 | tickcounter_ms_t packetSendTimeMs; |
Azure.IoT Build | 0:ef4901974abc | 41 | ON_MQTT_OPERATION_CALLBACK fnOperationCallback; |
Azure.IoT Build | 0:ef4901974abc | 42 | ON_MQTT_MESSAGE_RECV_CALLBACK fnMessageRecv; |
Azure.IoT Build | 0:ef4901974abc | 43 | void* ctx; |
AzureIoTClient | 9:37d14c31ff6e | 44 | ON_MQTT_ERROR_CALLBACK fnOnErrorCallBack; |
AzureIoTClient | 9:37d14c31ff6e | 45 | void* errorCBCtx; |
Azure.IoT Build | 0:ef4901974abc | 46 | QOS_VALUE qosValue; |
Azure.IoT Build | 0:ef4901974abc | 47 | uint16_t keepAliveInterval; |
Azure.IoT Build | 0:ef4901974abc | 48 | MQTT_CLIENT_OPTIONS mqttOptions; |
Azure.IoT Build | 0:ef4901974abc | 49 | bool clientConnected; |
Azure.IoT Build | 0:ef4901974abc | 50 | bool socketConnected; |
Azure.IoT Build | 0:ef4901974abc | 51 | bool logTrace; |
Azure.IoT Build | 0:ef4901974abc | 52 | bool rawBytesTrace; |
Azure.IoT.Build | 10:2ab268507775 | 53 | tickcounter_ms_t timeSincePing; |
AzureIoTClient | 3:9b4e7158ca0d | 54 | uint16_t maxPingRespTime; |
Azure.IoT Build | 0:ef4901974abc | 55 | } MQTT_CLIENT; |
Azure.IoT Build | 0:ef4901974abc | 56 | |
AzureIoTClient | 9:37d14c31ff6e | 57 | static void on_connection_closed(void* context) |
AzureIoTClient | 9:37d14c31ff6e | 58 | { |
AzureIoTClient | 9:37d14c31ff6e | 59 | size_t* close_complete = (size_t*)context; |
AzureIoTClient | 9:37d14c31ff6e | 60 | *close_complete = 1; |
AzureIoTClient | 9:37d14c31ff6e | 61 | } |
AzureIoTClient | 9:37d14c31ff6e | 62 | |
AzureIoTClient | 9:37d14c31ff6e | 63 | static void close_connection(MQTT_CLIENT* mqtt_client) |
AzureIoTClient | 9:37d14c31ff6e | 64 | { |
AzureIoTClient | 9:37d14c31ff6e | 65 | size_t close_complete = 0; |
AzureIoTClient | 9:37d14c31ff6e | 66 | (void)xio_close(mqtt_client->xioHandle, on_connection_closed, &close_complete); |
AzureIoTClient | 9:37d14c31ff6e | 67 | |
AzureIoTClient | 9:37d14c31ff6e | 68 | size_t counter = 0; |
AzureIoTClient | 9:37d14c31ff6e | 69 | do |
AzureIoTClient | 9:37d14c31ff6e | 70 | { |
AzureIoTClient | 9:37d14c31ff6e | 71 | xio_dowork(mqtt_client->xioHandle); |
AzureIoTClient | 9:37d14c31ff6e | 72 | counter++; |
AzureIoTClient | 9:37d14c31ff6e | 73 | ThreadAPI_Sleep(10); |
AzureIoTClient | 9:37d14c31ff6e | 74 | } while (close_complete == 0 && counter < MAX_CLOSE_RETRIES); |
AzureIoTClient | 9:37d14c31ff6e | 75 | mqtt_client->socketConnected = false; |
AzureIoTClient | 9:37d14c31ff6e | 76 | mqtt_client->clientConnected = false; |
AzureIoTClient | 9:37d14c31ff6e | 77 | } |
AzureIoTClient | 9:37d14c31ff6e | 78 | |
AzureIoTClient | 9:37d14c31ff6e | 79 | static void set_error_callback(MQTT_CLIENT* mqtt_client, MQTT_CLIENT_EVENT_ERROR error_type) |
AzureIoTClient | 9:37d14c31ff6e | 80 | { |
AzureIoTClient | 9:37d14c31ff6e | 81 | if (mqtt_client->fnOnErrorCallBack) |
AzureIoTClient | 9:37d14c31ff6e | 82 | { |
AzureIoTClient | 9:37d14c31ff6e | 83 | mqtt_client->fnOnErrorCallBack(mqtt_client, error_type, mqtt_client->errorCBCtx); |
AzureIoTClient | 9:37d14c31ff6e | 84 | } |
AzureIoTClient | 9:37d14c31ff6e | 85 | close_connection(mqtt_client); |
AzureIoTClient | 9:37d14c31ff6e | 86 | } |
AzureIoTClient | 9:37d14c31ff6e | 87 | |
AzureIoTClient | 8:83bb166aba73 | 88 | static STRING_HANDLE construct_trace_log_handle(MQTT_CLIENT* mqtt_client) |
AzureIoTClient | 8:83bb166aba73 | 89 | { |
AzureIoTClient | 8:83bb166aba73 | 90 | STRING_HANDLE trace_log; |
AzureIoTClient | 8:83bb166aba73 | 91 | if (mqtt_client->logTrace) |
AzureIoTClient | 8:83bb166aba73 | 92 | { |
AzureIoTClient | 8:83bb166aba73 | 93 | trace_log = STRING_new(); |
AzureIoTClient | 8:83bb166aba73 | 94 | } |
AzureIoTClient | 8:83bb166aba73 | 95 | else |
AzureIoTClient | 8:83bb166aba73 | 96 | { |
AzureIoTClient | 8:83bb166aba73 | 97 | trace_log = NULL; |
AzureIoTClient | 8:83bb166aba73 | 98 | } |
AzureIoTClient | 8:83bb166aba73 | 99 | return trace_log; |
AzureIoTClient | 8:83bb166aba73 | 100 | } |
AzureIoTClient | 8:83bb166aba73 | 101 | |
AzureIoTClient | 8:83bb166aba73 | 102 | static uint16_t byteutil_read_uint16(uint8_t** buffer, size_t len) |
Azure.IoT Build | 0:ef4901974abc | 103 | { |
Azure.IoT Build | 0:ef4901974abc | 104 | uint16_t result = 0; |
AzureIoTClient | 8:83bb166aba73 | 105 | if (buffer != NULL && *buffer != NULL && len >= 2) |
Azure.IoT Build | 0:ef4901974abc | 106 | { |
AzureIoTClient | 8:83bb166aba73 | 107 | result = 256 * (**buffer) + (*(*buffer + 1)); |
Azure.IoT Build | 0:ef4901974abc | 108 | *buffer += 2; // Move the ptr |
Azure.IoT Build | 0:ef4901974abc | 109 | } |
AzureIoTClient | 8:83bb166aba73 | 110 | else |
AzureIoTClient | 8:83bb166aba73 | 111 | { |
AzureIoTClient | 11:a0a6a4cf7812 | 112 | LOG(AZ_LOG_ERROR, LOG_LINE, "byteutil_read_uint16 == NULL or less than 2"); |
AzureIoTClient | 8:83bb166aba73 | 113 | } |
Azure.IoT Build | 0:ef4901974abc | 114 | return result; |
Azure.IoT Build | 0:ef4901974abc | 115 | } |
Azure.IoT Build | 0:ef4901974abc | 116 | |
Azure.IoT Build | 0:ef4901974abc | 117 | static char* byteutil_readUTF(uint8_t** buffer, size_t* byteLen) |
Azure.IoT Build | 0:ef4901974abc | 118 | { |
Azure.IoT Build | 0:ef4901974abc | 119 | char* result = NULL; |
Azure.IoT Build | 0:ef4901974abc | 120 | if (buffer != NULL) |
Azure.IoT Build | 0:ef4901974abc | 121 | { |
Azure.IoT Build | 0:ef4901974abc | 122 | // Get the length of the string |
AzureIoTClient | 8:83bb166aba73 | 123 | uint16_t len = byteutil_read_uint16(buffer, *byteLen); |
Azure.IoT Build | 0:ef4901974abc | 124 | if (len > 0) |
Azure.IoT Build | 0:ef4901974abc | 125 | { |
Azure.IoT Build | 0:ef4901974abc | 126 | result = (char*)malloc(len + 1); |
Azure.IoT Build | 0:ef4901974abc | 127 | if (result != NULL) |
Azure.IoT Build | 0:ef4901974abc | 128 | { |
Azure.IoT Build | 0:ef4901974abc | 129 | (void)memcpy(result, *buffer, len); |
Azure.IoT Build | 0:ef4901974abc | 130 | result[len] = '\0'; |
Azure.IoT Build | 0:ef4901974abc | 131 | *buffer += len; |
Azure.IoT Build | 0:ef4901974abc | 132 | if (byteLen != NULL) |
Azure.IoT Build | 0:ef4901974abc | 133 | { |
Azure.IoT Build | 0:ef4901974abc | 134 | *byteLen = len; |
Azure.IoT Build | 0:ef4901974abc | 135 | } |
Azure.IoT Build | 0:ef4901974abc | 136 | } |
Azure.IoT Build | 0:ef4901974abc | 137 | } |
Azure.IoT Build | 0:ef4901974abc | 138 | } |
AzureIoTClient | 8:83bb166aba73 | 139 | else |
AzureIoTClient | 8:83bb166aba73 | 140 | { |
AzureIoTClient | 11:a0a6a4cf7812 | 141 | LOG(AZ_LOG_ERROR, LOG_LINE, "readByte buffer == NULL."); |
AzureIoTClient | 8:83bb166aba73 | 142 | } |
Azure.IoT Build | 0:ef4901974abc | 143 | return result; |
Azure.IoT Build | 0:ef4901974abc | 144 | } |
Azure.IoT Build | 0:ef4901974abc | 145 | |
Azure.IoT Build | 0:ef4901974abc | 146 | static uint8_t byteutil_readByte(uint8_t** buffer) |
Azure.IoT Build | 0:ef4901974abc | 147 | { |
Azure.IoT Build | 0:ef4901974abc | 148 | uint8_t result = 0; |
Azure.IoT Build | 0:ef4901974abc | 149 | if (buffer != NULL) |
Azure.IoT Build | 0:ef4901974abc | 150 | { |
Azure.IoT Build | 0:ef4901974abc | 151 | result = **buffer; |
Azure.IoT Build | 0:ef4901974abc | 152 | (*buffer)++; |
Azure.IoT Build | 0:ef4901974abc | 153 | } |
AzureIoTClient | 8:83bb166aba73 | 154 | else |
AzureIoTClient | 8:83bb166aba73 | 155 | { |
AzureIoTClient | 11:a0a6a4cf7812 | 156 | LOG(AZ_LOG_ERROR, LOG_LINE, "readByte buffer == NULL."); |
AzureIoTClient | 8:83bb166aba73 | 157 | } |
Azure.IoT Build | 0:ef4901974abc | 158 | return result; |
Azure.IoT Build | 0:ef4901974abc | 159 | } |
Azure.IoT Build | 0:ef4901974abc | 160 | |
Azure.IoT Build | 0:ef4901974abc | 161 | static void sendComplete(void* context, IO_SEND_RESULT send_result) |
Azure.IoT Build | 0:ef4901974abc | 162 | { |
AzureIoTClient | 8:83bb166aba73 | 163 | MQTT_CLIENT* mqtt_client = (MQTT_CLIENT*)context; |
AzureIoTClient | 9:37d14c31ff6e | 164 | if (mqtt_client != NULL) |
Azure.IoT Build | 0:ef4901974abc | 165 | { |
AzureIoTClient | 9:37d14c31ff6e | 166 | if (send_result == IO_SEND_OK) |
Azure.IoT Build | 0:ef4901974abc | 167 | { |
AzureIoTClient | 9:37d14c31ff6e | 168 | if (mqtt_client->packetState == DISCONNECT_TYPE) |
AzureIoTClient | 5:34779607059c | 169 | { |
AzureIoTClient | 9:37d14c31ff6e | 170 | /*Codes_SRS_MQTT_CLIENT_07_032: [If the actionResult parameter is of type MQTT_CLIENT_ON_DISCONNECT the the msgInfo value shall be NULL.]*/ |
AzureIoTClient | 9:37d14c31ff6e | 171 | if (mqtt_client->fnOperationCallback != NULL) |
AzureIoTClient | 9:37d14c31ff6e | 172 | { |
AzureIoTClient | 9:37d14c31ff6e | 173 | mqtt_client->fnOperationCallback(mqtt_client, MQTT_CLIENT_ON_DISCONNECT, NULL, mqtt_client->ctx); |
AzureIoTClient | 9:37d14c31ff6e | 174 | } |
AzureIoTClient | 9:37d14c31ff6e | 175 | // close the xio |
AzureIoTClient | 9:37d14c31ff6e | 176 | close_connection(mqtt_client); |
AzureIoTClient | 5:34779607059c | 177 | } |
AzureIoTClient | 9:37d14c31ff6e | 178 | } |
AzureIoTClient | 9:37d14c31ff6e | 179 | else if (send_result == IO_SEND_ERROR) |
AzureIoTClient | 9:37d14c31ff6e | 180 | { |
AzureIoTClient | 11:a0a6a4cf7812 | 181 | LOG(AZ_LOG_ERROR, LOG_LINE, "MQTT Send Complete Failure send_result: %d", (int)send_result); |
AzureIoTClient | 9:37d14c31ff6e | 182 | set_error_callback(mqtt_client, MQTT_CLIENT_COMMUNICATION_ERROR); |
Azure.IoT Build | 0:ef4901974abc | 183 | } |
Azure.IoT Build | 0:ef4901974abc | 184 | } |
AzureIoTClient | 5:34779607059c | 185 | else |
AzureIoTClient | 5:34779607059c | 186 | { |
AzureIoTClient | 11:a0a6a4cf7812 | 187 | LOG(AZ_LOG_ERROR, LOG_LINE, "MQTT Send Complete Failure with NULL mqtt_client"); |
AzureIoTClient | 5:34779607059c | 188 | } |
Azure.IoT Build | 0:ef4901974abc | 189 | } |
Azure.IoT Build | 0:ef4901974abc | 190 | |
Azure.IoT Build | 0:ef4901974abc | 191 | static const char* retrievePacketType(CONTROL_PACKET_TYPE packet) |
Azure.IoT Build | 0:ef4901974abc | 192 | { |
Azure.IoT Build | 0:ef4901974abc | 193 | switch (packet&CONNECT_PACKET_MASK) |
Azure.IoT Build | 0:ef4901974abc | 194 | { |
Azure.IoT Build | 0:ef4901974abc | 195 | case CONNECT_TYPE: return "CONNECT"; |
Azure.IoT Build | 0:ef4901974abc | 196 | case CONNACK_TYPE: return "CONNACK"; |
Azure.IoT Build | 0:ef4901974abc | 197 | case PUBLISH_TYPE: return "PUBLISH"; |
Azure.IoT Build | 0:ef4901974abc | 198 | case PUBACK_TYPE: return "PUBACK"; |
Azure.IoT Build | 0:ef4901974abc | 199 | case PUBREC_TYPE: return "PUBREC"; |
Azure.IoT Build | 0:ef4901974abc | 200 | case PUBREL_TYPE: return "PUBREL"; |
Azure.IoT Build | 0:ef4901974abc | 201 | case SUBSCRIBE_TYPE: return "SUBSCRIBE"; |
Azure.IoT Build | 0:ef4901974abc | 202 | case SUBACK_TYPE: return "SUBACK"; |
Azure.IoT Build | 0:ef4901974abc | 203 | case UNSUBSCRIBE_TYPE: return "UNSUBSCRIBE"; |
Azure.IoT Build | 0:ef4901974abc | 204 | case UNSUBACK_TYPE: return "UNSUBACK"; |
Azure.IoT Build | 0:ef4901974abc | 205 | case PINGREQ_TYPE: return "PINGREQ"; |
Azure.IoT Build | 0:ef4901974abc | 206 | case PINGRESP_TYPE: return "PINGRESP"; |
Azure.IoT Build | 0:ef4901974abc | 207 | case DISCONNECT_TYPE: return "DISCONNECT"; |
Azure.IoT Build | 0:ef4901974abc | 208 | default: |
Azure.IoT Build | 0:ef4901974abc | 209 | case PACKET_TYPE_ERROR: |
Azure.IoT Build | 0:ef4901974abc | 210 | case UNKNOWN_TYPE: |
Azure.IoT Build | 0:ef4901974abc | 211 | return "UNKNOWN"; |
Azure.IoT Build | 0:ef4901974abc | 212 | } |
Azure.IoT Build | 0:ef4901974abc | 213 | } |
Azure.IoT Build | 0:ef4901974abc | 214 | |
AzureIoTClient | 1:8dba42ff9701 | 215 | static void getLogTime(char* timeResult, size_t len) |
AzureIoTClient | 1:8dba42ff9701 | 216 | { |
AzureIoTClient | 1:8dba42ff9701 | 217 | if (timeResult != NULL) |
AzureIoTClient | 1:8dba42ff9701 | 218 | { |
AzureIoTClient | 8:83bb166aba73 | 219 | time_t agent_time = get_time(NULL); |
AzureIoTClient | 8:83bb166aba73 | 220 | if (agent_time == (time_t)-1) |
AzureIoTClient | 1:8dba42ff9701 | 221 | { |
AzureIoTClient | 1:8dba42ff9701 | 222 | timeResult[0] = '\0'; |
AzureIoTClient | 1:8dba42ff9701 | 223 | } |
AzureIoTClient | 8:83bb166aba73 | 224 | else |
AzureIoTClient | 8:83bb166aba73 | 225 | { |
AzureIoTClient | 8:83bb166aba73 | 226 | struct tm* tmInfo = localtime(&agent_time); |
AzureIoTClient | 8:83bb166aba73 | 227 | if (tmInfo == NULL) |
AzureIoTClient | 8:83bb166aba73 | 228 | { |
AzureIoTClient | 8:83bb166aba73 | 229 | timeResult[0] = '\0'; |
AzureIoTClient | 8:83bb166aba73 | 230 | } |
AzureIoTClient | 8:83bb166aba73 | 231 | else |
AzureIoTClient | 8:83bb166aba73 | 232 | { |
AzureIoTClient | 8:83bb166aba73 | 233 | if (strftime(timeResult, len, "%H:%M:%S", tmInfo) == 0) |
AzureIoTClient | 8:83bb166aba73 | 234 | { |
AzureIoTClient | 8:83bb166aba73 | 235 | timeResult[0] = '\0'; |
AzureIoTClient | 8:83bb166aba73 | 236 | } |
AzureIoTClient | 8:83bb166aba73 | 237 | } |
AzureIoTClient | 8:83bb166aba73 | 238 | } |
AzureIoTClient | 1:8dba42ff9701 | 239 | } |
AzureIoTClient | 1:8dba42ff9701 | 240 | } |
AzureIoTClient | 1:8dba42ff9701 | 241 | |
AzureIoTClient | 8:83bb166aba73 | 242 | static void log_outgoing_trace(MQTT_CLIENT* mqtt_client, STRING_HANDLE trace_log) |
Azure.IoT Build | 0:ef4901974abc | 243 | { |
AzureIoTClient | 8:83bb166aba73 | 244 | if (mqtt_client != NULL && mqtt_client->logTrace && trace_log != NULL) |
AzureIoTClient | 8:83bb166aba73 | 245 | { |
AzureIoTClient | 8:83bb166aba73 | 246 | char tmBuffer[TIME_MAX_BUFFER]; |
AzureIoTClient | 8:83bb166aba73 | 247 | getLogTime(tmBuffer, TIME_MAX_BUFFER); |
AzureIoTClient | 11:a0a6a4cf7812 | 248 | LOG(AZ_LOG_TRACE, LOG_LINE, "-> %s %s", tmBuffer, STRING_c_str(trace_log)); |
AzureIoTClient | 8:83bb166aba73 | 249 | } |
AzureIoTClient | 8:83bb166aba73 | 250 | } |
AzureIoTClient | 8:83bb166aba73 | 251 | |
AzureIoTClient | 8:83bb166aba73 | 252 | static void logOutgoingingRawTrace(MQTT_CLIENT* mqtt_client, const uint8_t* data, size_t length) |
AzureIoTClient | 8:83bb166aba73 | 253 | { |
AzureIoTClient | 8:83bb166aba73 | 254 | if (mqtt_client != NULL && data != NULL && length > 0 && mqtt_client->rawBytesTrace) |
Azure.IoT Build | 0:ef4901974abc | 255 | { |
AzureIoTClient | 1:8dba42ff9701 | 256 | char tmBuffer[TIME_MAX_BUFFER]; |
AzureIoTClient | 1:8dba42ff9701 | 257 | getLogTime(tmBuffer, TIME_MAX_BUFFER); |
AzureIoTClient | 1:8dba42ff9701 | 258 | |
AzureIoTClient | 11:a0a6a4cf7812 | 259 | LOG(AZ_LOG_TRACE, 0, "-> %s %s: ", tmBuffer, retrievePacketType((unsigned char)data[0])); |
AzureIoTClient | 12:30b08cda82fd | 260 | size_t index = 0; |
AzureIoTClient | 12:30b08cda82fd | 261 | for (index = 0; index < length; index++) |
Azure.IoT Build | 0:ef4901974abc | 262 | { |
AzureIoTClient | 11:a0a6a4cf7812 | 263 | LOG(AZ_LOG_TRACE, 0, "0x%02x ", data[index]); |
Azure.IoT Build | 0:ef4901974abc | 264 | } |
AzureIoTClient | 11:a0a6a4cf7812 | 265 | LOG(AZ_LOG_TRACE, LOG_LINE, ""); |
Azure.IoT Build | 0:ef4901974abc | 266 | } |
Azure.IoT Build | 0:ef4901974abc | 267 | } |
Azure.IoT Build | 0:ef4901974abc | 268 | |
AzureIoTClient | 8:83bb166aba73 | 269 | static void log_incoming_trace(MQTT_CLIENT* mqtt_client, STRING_HANDLE trace_log) |
AzureIoTClient | 8:83bb166aba73 | 270 | { |
AzureIoTClient | 8:83bb166aba73 | 271 | if (mqtt_client != NULL && mqtt_client->logTrace && trace_log != NULL) |
AzureIoTClient | 8:83bb166aba73 | 272 | { |
AzureIoTClient | 8:83bb166aba73 | 273 | char tmBuffer[TIME_MAX_BUFFER]; |
AzureIoTClient | 8:83bb166aba73 | 274 | getLogTime(tmBuffer, TIME_MAX_BUFFER); |
AzureIoTClient | 11:a0a6a4cf7812 | 275 | LOG(AZ_LOG_TRACE, LOG_LINE, "<- %s %s", tmBuffer, STRING_c_str(trace_log) ); |
AzureIoTClient | 8:83bb166aba73 | 276 | } |
AzureIoTClient | 8:83bb166aba73 | 277 | } |
AzureIoTClient | 8:83bb166aba73 | 278 | |
AzureIoTClient | 8:83bb166aba73 | 279 | static void logIncomingRawTrace(MQTT_CLIENT* mqtt_client, CONTROL_PACKET_TYPE packet, uint8_t flags, const uint8_t* data, size_t length) |
Azure.IoT Build | 0:ef4901974abc | 280 | { |
AzureIoTClient | 6:d9c4702f91ca | 281 | #ifdef NO_LOGGING |
AzureIoTClient | 8:83bb166aba73 | 282 | UNUSED(flags); |
AzureIoTClient | 6:d9c4702f91ca | 283 | #endif |
AzureIoTClient | 8:83bb166aba73 | 284 | if (mqtt_client != NULL && mqtt_client->rawBytesTrace) |
Azure.IoT Build | 0:ef4901974abc | 285 | { |
AzureIoTClient | 3:9b4e7158ca0d | 286 | if (data != NULL && length > 0) |
AzureIoTClient | 3:9b4e7158ca0d | 287 | { |
AzureIoTClient | 3:9b4e7158ca0d | 288 | char tmBuffer[TIME_MAX_BUFFER]; |
AzureIoTClient | 3:9b4e7158ca0d | 289 | getLogTime(tmBuffer, TIME_MAX_BUFFER); |
AzureIoTClient | 1:8dba42ff9701 | 290 | |
AzureIoTClient | 11:a0a6a4cf7812 | 291 | LOG(AZ_LOG_TRACE, 0, "<- %s %s: 0x%02x 0x%02x ", tmBuffer, retrievePacketType((CONTROL_PACKET_TYPE)packet), (unsigned char)(packet | flags), length); |
AzureIoTClient | 12:30b08cda82fd | 292 | size_t index = 0; |
AzureIoTClient | 12:30b08cda82fd | 293 | for (index = 0; index < length; index++) |
AzureIoTClient | 3:9b4e7158ca0d | 294 | { |
AzureIoTClient | 11:a0a6a4cf7812 | 295 | LOG(AZ_LOG_TRACE, 0, "0x%02x ", data[index]); |
AzureIoTClient | 3:9b4e7158ca0d | 296 | } |
AzureIoTClient | 11:a0a6a4cf7812 | 297 | LOG(AZ_LOG_TRACE, LOG_LINE, ""); |
AzureIoTClient | 3:9b4e7158ca0d | 298 | } |
AzureIoTClient | 3:9b4e7158ca0d | 299 | else if (packet == PINGRESP_TYPE) |
Azure.IoT Build | 0:ef4901974abc | 300 | { |
AzureIoTClient | 3:9b4e7158ca0d | 301 | char tmBuffer[TIME_MAX_BUFFER]; |
AzureIoTClient | 3:9b4e7158ca0d | 302 | getLogTime(tmBuffer, TIME_MAX_BUFFER); |
AzureIoTClient | 11:a0a6a4cf7812 | 303 | LOG(AZ_LOG_TRACE, LOG_LINE, "<- %s %s: 0x%02x 0x%02x ", tmBuffer, retrievePacketType((CONTROL_PACKET_TYPE)packet), (unsigned char)(packet | flags), length); |
Azure.IoT Build | 0:ef4901974abc | 304 | } |
Azure.IoT Build | 0:ef4901974abc | 305 | } |
Azure.IoT Build | 0:ef4901974abc | 306 | } |
Azure.IoT Build | 0:ef4901974abc | 307 | |
AzureIoTClient | 8:83bb166aba73 | 308 | static int sendPacketItem(MQTT_CLIENT* mqtt_client, const unsigned char* data, size_t length) |
Azure.IoT Build | 0:ef4901974abc | 309 | { |
Azure.IoT Build | 0:ef4901974abc | 310 | int result; |
Azure.IoT Build | 0:ef4901974abc | 311 | |
AzureIoTClient | 8:83bb166aba73 | 312 | if (tickcounter_get_current_ms(mqtt_client->packetTickCntr, &mqtt_client->packetSendTimeMs) != 0) |
Azure.IoT Build | 0:ef4901974abc | 313 | { |
AzureIoTClient | 11:a0a6a4cf7812 | 314 | LOG(AZ_LOG_ERROR, LOG_LINE, "Failure getting current ms tickcounter"); |
Azure.IoT Build | 0:ef4901974abc | 315 | result = __LINE__; |
Azure.IoT Build | 0:ef4901974abc | 316 | } |
Azure.IoT Build | 0:ef4901974abc | 317 | else |
Azure.IoT Build | 0:ef4901974abc | 318 | { |
AzureIoTClient | 8:83bb166aba73 | 319 | result = xio_send(mqtt_client->xioHandle, (const void*)data, length, sendComplete, mqtt_client); |
Azure.IoT Build | 0:ef4901974abc | 320 | if (result != 0) |
Azure.IoT Build | 0:ef4901974abc | 321 | { |
AzureIoTClient | 11:a0a6a4cf7812 | 322 | LOG(AZ_LOG_ERROR, LOG_LINE, "%d: Failure sending control packet data", result); |
Azure.IoT Build | 0:ef4901974abc | 323 | result = __LINE__; |
Azure.IoT Build | 0:ef4901974abc | 324 | } |
Azure.IoT Build | 4:e7167dabd6e4 | 325 | else |
Azure.IoT Build | 4:e7167dabd6e4 | 326 | { |
AzureIoTClient | 8:83bb166aba73 | 327 | logOutgoingingRawTrace(mqtt_client, (const uint8_t*)data, length); |
Azure.IoT Build | 4:e7167dabd6e4 | 328 | } |
Azure.IoT Build | 0:ef4901974abc | 329 | } |
Azure.IoT Build | 0:ef4901974abc | 330 | return result; |
Azure.IoT Build | 0:ef4901974abc | 331 | } |
Azure.IoT Build | 0:ef4901974abc | 332 | |
Azure.IoT Build | 0:ef4901974abc | 333 | static void onOpenComplete(void* context, IO_OPEN_RESULT open_result) |
Azure.IoT Build | 0:ef4901974abc | 334 | { |
AzureIoTClient | 8:83bb166aba73 | 335 | MQTT_CLIENT* mqtt_client = (MQTT_CLIENT*)context; |
AzureIoTClient | 8:83bb166aba73 | 336 | if (mqtt_client != NULL) |
Azure.IoT Build | 0:ef4901974abc | 337 | { |
AzureIoTClient | 8:83bb166aba73 | 338 | if (open_result == IO_OPEN_OK && !mqtt_client->socketConnected) |
Azure.IoT Build | 0:ef4901974abc | 339 | { |
AzureIoTClient | 8:83bb166aba73 | 340 | mqtt_client->packetState = CONNECT_TYPE; |
AzureIoTClient | 8:83bb166aba73 | 341 | mqtt_client->socketConnected = true; |
AzureIoTClient | 8:83bb166aba73 | 342 | |
AzureIoTClient | 8:83bb166aba73 | 343 | STRING_HANDLE trace_log = construct_trace_log_handle(mqtt_client); |
AzureIoTClient | 8:83bb166aba73 | 344 | |
Azure.IoT Build | 0:ef4901974abc | 345 | // Send the Connect packet |
AzureIoTClient | 8:83bb166aba73 | 346 | BUFFER_HANDLE connPacket = mqtt_codec_connect(&mqtt_client->mqttOptions, trace_log); |
Azure.IoT Build | 0:ef4901974abc | 347 | if (connPacket == NULL) |
Azure.IoT Build | 0:ef4901974abc | 348 | { |
AzureIoTClient | 11:a0a6a4cf7812 | 349 | LOG(AZ_LOG_ERROR, LOG_LINE, "Error: mqtt_codec_connect failed"); |
Azure.IoT Build | 0:ef4901974abc | 350 | } |
Azure.IoT Build | 0:ef4901974abc | 351 | else |
Azure.IoT Build | 0:ef4901974abc | 352 | { |
Azure.IoT Build | 0:ef4901974abc | 353 | /*Codes_SRS_MQTT_CLIENT_07_009: [On success mqtt_client_connect shall send the MQTT CONNECT to the endpoint.]*/ |
AzureIoTClient | 8:83bb166aba73 | 354 | if (sendPacketItem(mqtt_client, BUFFER_u_char(connPacket), BUFFER_length(connPacket)) != 0) |
Azure.IoT Build | 0:ef4901974abc | 355 | { |
AzureIoTClient | 11:a0a6a4cf7812 | 356 | LOG(AZ_LOG_ERROR, LOG_LINE, "Error: mqtt_codec_connect failed"); |
Azure.IoT Build | 0:ef4901974abc | 357 | } |
AzureIoTClient | 8:83bb166aba73 | 358 | else |
AzureIoTClient | 8:83bb166aba73 | 359 | { |
AzureIoTClient | 8:83bb166aba73 | 360 | log_outgoing_trace(mqtt_client, trace_log); |
AzureIoTClient | 8:83bb166aba73 | 361 | } |
Azure.IoT Build | 0:ef4901974abc | 362 | BUFFER_delete(connPacket); |
Azure.IoT Build | 0:ef4901974abc | 363 | } |
AzureIoTClient | 8:83bb166aba73 | 364 | if (trace_log != NULL) |
AzureIoTClient | 8:83bb166aba73 | 365 | { |
AzureIoTClient | 8:83bb166aba73 | 366 | STRING_delete(trace_log); |
AzureIoTClient | 8:83bb166aba73 | 367 | } |
Azure.IoT Build | 0:ef4901974abc | 368 | } |
AzureIoTClient | 8:83bb166aba73 | 369 | else |
Azure.IoT Build | 0:ef4901974abc | 370 | { |
AzureIoTClient | 9:37d14c31ff6e | 371 | if (mqtt_client->socketConnected == false && mqtt_client->fnOnErrorCallBack) |
AzureIoTClient | 8:83bb166aba73 | 372 | { |
AzureIoTClient | 9:37d14c31ff6e | 373 | mqtt_client->fnOnErrorCallBack(mqtt_client, MQTT_CLIENT_CONNECTION_ERROR, mqtt_client->errorCBCtx); |
AzureIoTClient | 8:83bb166aba73 | 374 | } |
AzureIoTClient | 9:37d14c31ff6e | 375 | close_connection(mqtt_client); |
Azure.IoT Build | 0:ef4901974abc | 376 | } |
Azure.IoT Build | 0:ef4901974abc | 377 | } |
AzureIoTClient | 8:83bb166aba73 | 378 | else |
AzureIoTClient | 8:83bb166aba73 | 379 | { |
AzureIoTClient | 11:a0a6a4cf7812 | 380 | LOG(AZ_LOG_ERROR, LOG_LINE, "Error: mqtt_client is NULL"); |
AzureIoTClient | 8:83bb166aba73 | 381 | } |
Azure.IoT Build | 0:ef4901974abc | 382 | } |
Azure.IoT Build | 0:ef4901974abc | 383 | |
Azure.IoT Build | 0:ef4901974abc | 384 | static void onBytesReceived(void* context, const unsigned char* buffer, size_t size) |
Azure.IoT Build | 0:ef4901974abc | 385 | { |
AzureIoTClient | 8:83bb166aba73 | 386 | MQTT_CLIENT* mqtt_client = (MQTT_CLIENT*)context; |
AzureIoTClient | 8:83bb166aba73 | 387 | if (mqtt_client != NULL) |
Azure.IoT Build | 0:ef4901974abc | 388 | { |
AzureIoTClient | 8:83bb166aba73 | 389 | if (mqtt_codec_bytesReceived(mqtt_client->codec_handle, buffer, size) != 0) |
Azure.IoT Build | 0:ef4901974abc | 390 | { |
AzureIoTClient | 9:37d14c31ff6e | 391 | set_error_callback(mqtt_client, MQTT_CLIENT_PARSE_ERROR); |
Azure.IoT Build | 0:ef4901974abc | 392 | } |
Azure.IoT Build | 0:ef4901974abc | 393 | } |
AzureIoTClient | 8:83bb166aba73 | 394 | else |
AzureIoTClient | 8:83bb166aba73 | 395 | { |
AzureIoTClient | 11:a0a6a4cf7812 | 396 | LOG(AZ_LOG_ERROR, LOG_LINE, "Error: mqtt_client is NULL"); |
AzureIoTClient | 8:83bb166aba73 | 397 | } |
Azure.IoT Build | 0:ef4901974abc | 398 | } |
Azure.IoT Build | 0:ef4901974abc | 399 | |
Azure.IoT Build | 0:ef4901974abc | 400 | static void onIoError(void* context) |
Azure.IoT Build | 0:ef4901974abc | 401 | { |
AzureIoTClient | 8:83bb166aba73 | 402 | MQTT_CLIENT* mqtt_client = (MQTT_CLIENT*)context; |
AzureIoTClient | 8:83bb166aba73 | 403 | if (mqtt_client != NULL && mqtt_client->fnOperationCallback) |
Azure.IoT Build | 0:ef4901974abc | 404 | { |
AzureIoTClient | 9:37d14c31ff6e | 405 | /*Codes_SRS_MQTT_CLIENT_07_032: [If the actionResult parameter is of type MQTT_CLIENT_ON_DISCONNECT the the msgInfo value shall be NULL.]*/ |
AzureIoTClient | 8:83bb166aba73 | 406 | /* Codes_SRS_MQTT_CLIENT_07_036: [ If an error is encountered by the ioHandle the mqtt_client shall call xio_close. ] */ |
AzureIoTClient | 9:37d14c31ff6e | 407 | set_error_callback(mqtt_client, MQTT_CLIENT_CONNECTION_ERROR); |
AzureIoTClient | 8:83bb166aba73 | 408 | } |
AzureIoTClient | 8:83bb166aba73 | 409 | else |
AzureIoTClient | 8:83bb166aba73 | 410 | { |
AzureIoTClient | 11:a0a6a4cf7812 | 411 | LOG(AZ_LOG_ERROR, LOG_LINE, "Error invalid parameter: mqtt_client: %p", mqtt_client); |
Azure.IoT Build | 0:ef4901974abc | 412 | } |
Azure.IoT Build | 0:ef4901974abc | 413 | } |
Azure.IoT Build | 0:ef4901974abc | 414 | |
AzureIoTClient | 8:83bb166aba73 | 415 | static int cloneMqttOptions(MQTT_CLIENT* mqtt_client, const MQTT_CLIENT_OPTIONS* mqttOptions) |
Azure.IoT Build | 0:ef4901974abc | 416 | { |
Azure.IoT Build | 0:ef4901974abc | 417 | int result = 0; |
Azure.IoT Build | 0:ef4901974abc | 418 | if (mqttOptions->clientId != NULL) |
Azure.IoT Build | 0:ef4901974abc | 419 | { |
AzureIoTClient | 8:83bb166aba73 | 420 | if (mallocAndStrcpy_s(&mqtt_client->mqttOptions.clientId, mqttOptions->clientId) != 0) |
Azure.IoT Build | 0:ef4901974abc | 421 | { |
Azure.IoT Build | 0:ef4901974abc | 422 | result = __LINE__; |
AzureIoTClient | 11:a0a6a4cf7812 | 423 | LOG(AZ_LOG_ERROR, LOG_LINE, "mallocAndStrcpy_s clientId"); |
Azure.IoT Build | 0:ef4901974abc | 424 | } |
Azure.IoT Build | 0:ef4901974abc | 425 | } |
Azure.IoT Build | 0:ef4901974abc | 426 | if (result == 0 && mqttOptions->willTopic != NULL) |
Azure.IoT Build | 0:ef4901974abc | 427 | { |
AzureIoTClient | 8:83bb166aba73 | 428 | if (mallocAndStrcpy_s(&mqtt_client->mqttOptions.willTopic, mqttOptions->willTopic) != 0) |
Azure.IoT Build | 0:ef4901974abc | 429 | { |
Azure.IoT Build | 0:ef4901974abc | 430 | result = __LINE__; |
AzureIoTClient | 11:a0a6a4cf7812 | 431 | LOG(AZ_LOG_ERROR, LOG_LINE, "mallocAndStrcpy_s willTopic"); |
Azure.IoT Build | 0:ef4901974abc | 432 | } |
Azure.IoT Build | 0:ef4901974abc | 433 | } |
Azure.IoT Build | 0:ef4901974abc | 434 | if (result == 0 && mqttOptions->willMessage != NULL) |
Azure.IoT Build | 0:ef4901974abc | 435 | { |
AzureIoTClient | 8:83bb166aba73 | 436 | if (mallocAndStrcpy_s(&mqtt_client->mqttOptions.willMessage, mqttOptions->willMessage) != 0) |
Azure.IoT Build | 0:ef4901974abc | 437 | { |
AzureIoTClient | 11:a0a6a4cf7812 | 438 | LOG(AZ_LOG_ERROR, LOG_LINE, "mallocAndStrcpy_s willMessage"); |
Azure.IoT Build | 0:ef4901974abc | 439 | result = __LINE__; |
Azure.IoT Build | 0:ef4901974abc | 440 | } |
Azure.IoT Build | 0:ef4901974abc | 441 | } |
Azure.IoT Build | 0:ef4901974abc | 442 | if (result == 0 && mqttOptions->username != NULL) |
Azure.IoT Build | 0:ef4901974abc | 443 | { |
AzureIoTClient | 8:83bb166aba73 | 444 | if (mallocAndStrcpy_s(&mqtt_client->mqttOptions.username, mqttOptions->username) != 0) |
Azure.IoT Build | 0:ef4901974abc | 445 | { |
AzureIoTClient | 11:a0a6a4cf7812 | 446 | LOG(AZ_LOG_ERROR, LOG_LINE, "mallocAndStrcpy_s username"); |
Azure.IoT Build | 0:ef4901974abc | 447 | result = __LINE__; |
Azure.IoT Build | 0:ef4901974abc | 448 | } |
Azure.IoT Build | 0:ef4901974abc | 449 | } |
Azure.IoT Build | 0:ef4901974abc | 450 | if (result == 0 && mqttOptions->password != NULL) |
Azure.IoT Build | 0:ef4901974abc | 451 | { |
AzureIoTClient | 8:83bb166aba73 | 452 | if (mallocAndStrcpy_s(&mqtt_client->mqttOptions.password, mqttOptions->password) != 0) |
Azure.IoT Build | 0:ef4901974abc | 453 | { |
AzureIoTClient | 11:a0a6a4cf7812 | 454 | LOG(AZ_LOG_ERROR, LOG_LINE, "mallocAndStrcpy_s password"); |
Azure.IoT Build | 0:ef4901974abc | 455 | result = __LINE__; |
Azure.IoT Build | 0:ef4901974abc | 456 | } |
Azure.IoT Build | 0:ef4901974abc | 457 | } |
Azure.IoT Build | 0:ef4901974abc | 458 | if (result == 0) |
Azure.IoT Build | 0:ef4901974abc | 459 | { |
AzureIoTClient | 8:83bb166aba73 | 460 | mqtt_client->mqttOptions.keepAliveInterval = mqttOptions->keepAliveInterval; |
AzureIoTClient | 8:83bb166aba73 | 461 | mqtt_client->mqttOptions.messageRetain = mqttOptions->messageRetain; |
AzureIoTClient | 8:83bb166aba73 | 462 | mqtt_client->mqttOptions.useCleanSession = mqttOptions->useCleanSession; |
AzureIoTClient | 8:83bb166aba73 | 463 | mqtt_client->mqttOptions.qualityOfServiceValue = mqttOptions->qualityOfServiceValue; |
Azure.IoT Build | 0:ef4901974abc | 464 | } |
Azure.IoT Build | 0:ef4901974abc | 465 | else |
Azure.IoT Build | 0:ef4901974abc | 466 | { |
AzureIoTClient | 8:83bb166aba73 | 467 | free(mqtt_client->mqttOptions.clientId); |
AzureIoTClient | 8:83bb166aba73 | 468 | free(mqtt_client->mqttOptions.willTopic); |
AzureIoTClient | 8:83bb166aba73 | 469 | free(mqtt_client->mqttOptions.willMessage); |
AzureIoTClient | 8:83bb166aba73 | 470 | free(mqtt_client->mqttOptions.username); |
AzureIoTClient | 8:83bb166aba73 | 471 | free(mqtt_client->mqttOptions.password); |
Azure.IoT Build | 0:ef4901974abc | 472 | } |
Azure.IoT Build | 0:ef4901974abc | 473 | return result; |
Azure.IoT Build | 0:ef4901974abc | 474 | } |
Azure.IoT Build | 0:ef4901974abc | 475 | |
Azure.IoT Build | 0:ef4901974abc | 476 | static void recvCompleteCallback(void* context, CONTROL_PACKET_TYPE packet, int flags, BUFFER_HANDLE headerData) |
Azure.IoT Build | 0:ef4901974abc | 477 | { |
AzureIoTClient | 8:83bb166aba73 | 478 | MQTT_CLIENT* mqtt_client = (MQTT_CLIENT*)context; |
AzureIoTClient | 8:83bb166aba73 | 479 | if ((mqtt_client != NULL && headerData != NULL) || packet == PINGRESP_TYPE) |
Azure.IoT Build | 0:ef4901974abc | 480 | { |
Azure.IoT Build | 0:ef4901974abc | 481 | size_t len = BUFFER_length(headerData); |
Azure.IoT Build | 0:ef4901974abc | 482 | uint8_t* iterator = BUFFER_u_char(headerData); |
Azure.IoT Build | 0:ef4901974abc | 483 | |
AzureIoTClient | 8:83bb166aba73 | 484 | logIncomingRawTrace(mqtt_client, packet, (uint8_t)flags, iterator, len); |
Azure.IoT Build | 0:ef4901974abc | 485 | |
AzureIoTClient | 3:9b4e7158ca0d | 486 | if ((iterator != NULL && len > 0) || packet == PINGRESP_TYPE) |
Azure.IoT Build | 0:ef4901974abc | 487 | { |
Azure.IoT Build | 0:ef4901974abc | 488 | switch (packet) |
Azure.IoT Build | 0:ef4901974abc | 489 | { |
AzureIoTClient | 3:9b4e7158ca0d | 490 | case CONNACK_TYPE: |
Azure.IoT Build | 0:ef4901974abc | 491 | { |
AzureIoTClient | 8:83bb166aba73 | 492 | if (mqtt_client->fnOperationCallback != NULL) |
AzureIoTClient | 3:9b4e7158ca0d | 493 | { |
AzureIoTClient | 8:83bb166aba73 | 494 | STRING_HANDLE trace_log = NULL; |
AzureIoTClient | 8:83bb166aba73 | 495 | |
AzureIoTClient | 3:9b4e7158ca0d | 496 | /*Codes_SRS_MQTT_CLIENT_07_028: [If the actionResult parameter is of type CONNECT_ACK then the msgInfo value shall be a CONNECT_ACK structure.]*/ |
AzureIoTClient | 3:9b4e7158ca0d | 497 | CONNECT_ACK connack = { 0 }; |
AzureIoTClient | 3:9b4e7158ca0d | 498 | connack.isSessionPresent = (byteutil_readByte(&iterator) == 0x1) ? true : false; |
AzureIoTClient | 3:9b4e7158ca0d | 499 | connack.returnCode = byteutil_readByte(&iterator); |
Azure.IoT Build | 0:ef4901974abc | 500 | |
AzureIoTClient | 8:83bb166aba73 | 501 | if (mqtt_client->logTrace) |
AzureIoTClient | 8:83bb166aba73 | 502 | { |
AzureIoTClient | 8:83bb166aba73 | 503 | trace_log = STRING_construct_sprintf("CONNACK | SESSION_PRESENT: %s | RETURN_CODE: 0x%x", connack.isSessionPresent ? TRUE_CONST : FALSE_CONST, connack.returnCode); |
AzureIoTClient | 8:83bb166aba73 | 504 | log_incoming_trace(mqtt_client, trace_log); |
AzureIoTClient | 8:83bb166aba73 | 505 | STRING_delete(trace_log); |
AzureIoTClient | 8:83bb166aba73 | 506 | } |
AzureIoTClient | 8:83bb166aba73 | 507 | mqtt_client->fnOperationCallback(mqtt_client, MQTT_CLIENT_ON_CONNACK, (void*)&connack, mqtt_client->ctx); |
AzureIoTClient | 3:9b4e7158ca0d | 508 | |
AzureIoTClient | 3:9b4e7158ca0d | 509 | if (connack.returnCode == CONNECTION_ACCEPTED) |
AzureIoTClient | 3:9b4e7158ca0d | 510 | { |
AzureIoTClient | 8:83bb166aba73 | 511 | mqtt_client->clientConnected = true; |
AzureIoTClient | 3:9b4e7158ca0d | 512 | } |
Azure.IoT Build | 0:ef4901974abc | 513 | } |
AzureIoTClient | 8:83bb166aba73 | 514 | else |
AzureIoTClient | 8:83bb166aba73 | 515 | { |
AzureIoTClient | 11:a0a6a4cf7812 | 516 | LOG(AZ_LOG_ERROR, LOG_LINE, "fnOperationCallback NULL"); |
AzureIoTClient | 8:83bb166aba73 | 517 | } |
AzureIoTClient | 3:9b4e7158ca0d | 518 | break; |
Azure.IoT Build | 0:ef4901974abc | 519 | } |
AzureIoTClient | 3:9b4e7158ca0d | 520 | case PUBLISH_TYPE: |
Azure.IoT Build | 0:ef4901974abc | 521 | { |
AzureIoTClient | 8:83bb166aba73 | 522 | if (mqtt_client->fnMessageRecv != NULL) |
AzureIoTClient | 3:9b4e7158ca0d | 523 | { |
AzureIoTClient | 8:83bb166aba73 | 524 | STRING_HANDLE trace_log = NULL; |
AzureIoTClient | 8:83bb166aba73 | 525 | |
AzureIoTClient | 3:9b4e7158ca0d | 526 | bool isDuplicateMsg = (flags & DUPLICATE_FLAG_MASK) ? true : false; |
AzureIoTClient | 3:9b4e7158ca0d | 527 | bool isRetainMsg = (flags & RETAIN_FLAG_MASK) ? true : false; |
AzureIoTClient | 3:9b4e7158ca0d | 528 | QOS_VALUE qosValue = (flags == 0) ? DELIVER_AT_MOST_ONCE : (flags & QOS_LEAST_ONCE_FLAG_MASK) ? DELIVER_AT_LEAST_ONCE : DELIVER_EXACTLY_ONCE; |
AzureIoTClient | 3:9b4e7158ca0d | 529 | |
AzureIoTClient | 8:83bb166aba73 | 530 | if (mqtt_client->logTrace) |
AzureIoTClient | 8:83bb166aba73 | 531 | { |
AzureIoTClient | 8:83bb166aba73 | 532 | trace_log = STRING_construct_sprintf("PUBLISH | IS_DUP: %s | RETAIN: %d | QOS: %s", isDuplicateMsg ? TRUE_CONST : FALSE_CONST, |
AzureIoTClient | 8:83bb166aba73 | 533 | isRetainMsg ? 1 : 0, ENUM_TO_STRING(QOS_VALUE, qosValue) ); |
AzureIoTClient | 8:83bb166aba73 | 534 | } |
AzureIoTClient | 8:83bb166aba73 | 535 | |
AzureIoTClient | 3:9b4e7158ca0d | 536 | uint8_t* initialPos = iterator; |
AzureIoTClient | 8:83bb166aba73 | 537 | size_t length = len - (iterator - initialPos); |
AzureIoTClient | 8:83bb166aba73 | 538 | char* topicName = byteutil_readUTF(&iterator, &length); |
AzureIoTClient | 5:34779607059c | 539 | if (topicName == NULL) |
AzureIoTClient | 3:9b4e7158ca0d | 540 | { |
AzureIoTClient | 11:a0a6a4cf7812 | 541 | LOG(AZ_LOG_ERROR, LOG_LINE, "Publish MSG: failure reading topic name"); |
AzureIoTClient | 9:37d14c31ff6e | 542 | set_error_callback(mqtt_client, MQTT_CLIENT_PARSE_ERROR); |
AzureIoTClient | 8:83bb166aba73 | 543 | if (trace_log != NULL) |
AzureIoTClient | 8:83bb166aba73 | 544 | { |
AzureIoTClient | 8:83bb166aba73 | 545 | STRING_delete(trace_log); |
AzureIoTClient | 5:34779607059c | 546 | } |
AzureIoTClient | 3:9b4e7158ca0d | 547 | } |
AzureIoTClient | 3:9b4e7158ca0d | 548 | else |
AzureIoTClient | 3:9b4e7158ca0d | 549 | { |
AzureIoTClient | 8:83bb166aba73 | 550 | if (mqtt_client->logTrace) |
AzureIoTClient | 8:83bb166aba73 | 551 | { |
AzureIoTClient | 8:83bb166aba73 | 552 | STRING_sprintf(trace_log, " | TOPIC_NAME: %s", topicName); |
AzureIoTClient | 8:83bb166aba73 | 553 | } |
AzureIoTClient | 5:34779607059c | 554 | uint16_t packetId = 0; |
AzureIoTClient | 8:83bb166aba73 | 555 | length = len - (iterator - initialPos); |
AzureIoTClient | 5:34779607059c | 556 | if (qosValue != DELIVER_AT_MOST_ONCE) |
AzureIoTClient | 5:34779607059c | 557 | { |
AzureIoTClient | 8:83bb166aba73 | 558 | packetId = byteutil_read_uint16(&iterator, length); |
AzureIoTClient | 8:83bb166aba73 | 559 | if (mqtt_client->logTrace) |
AzureIoTClient | 8:83bb166aba73 | 560 | { |
AzureIoTClient | 8:83bb166aba73 | 561 | STRING_sprintf(trace_log, " | PACKET_ID: %"PRIu16, packetId); |
AzureIoTClient | 8:83bb166aba73 | 562 | } |
AzureIoTClient | 5:34779607059c | 563 | } |
AzureIoTClient | 8:83bb166aba73 | 564 | length = len - (iterator - initialPos); |
AzureIoTClient | 3:9b4e7158ca0d | 565 | |
AzureIoTClient | 5:34779607059c | 566 | MQTT_MESSAGE_HANDLE msgHandle = mqttmessage_create(packetId, topicName, qosValue, iterator, length); |
AzureIoTClient | 5:34779607059c | 567 | if (msgHandle == NULL) |
AzureIoTClient | 3:9b4e7158ca0d | 568 | { |
AzureIoTClient | 11:a0a6a4cf7812 | 569 | LOG(AZ_LOG_ERROR, LOG_LINE, "failure in mqttmessage_create"); |
AzureIoTClient | 9:37d14c31ff6e | 570 | set_error_callback(mqtt_client, MQTT_CLIENT_MEMORY_ERROR); |
AzureIoTClient | 8:83bb166aba73 | 571 | if (trace_log != NULL) { |
AzureIoTClient | 8:83bb166aba73 | 572 | STRING_delete(trace_log); |
AzureIoTClient | 5:34779607059c | 573 | } |
AzureIoTClient | 3:9b4e7158ca0d | 574 | } |
AzureIoTClient | 5:34779607059c | 575 | else |
AzureIoTClient | 3:9b4e7158ca0d | 576 | { |
AzureIoTClient | 5:34779607059c | 577 | if (mqttmessage_setIsDuplicateMsg(msgHandle, isDuplicateMsg) != 0 || |
AzureIoTClient | 5:34779607059c | 578 | mqttmessage_setIsRetained(msgHandle, isRetainMsg) != 0) |
AzureIoTClient | 5:34779607059c | 579 | { |
AzureIoTClient | 11:a0a6a4cf7812 | 580 | LOG(AZ_LOG_ERROR, LOG_LINE, "failure setting mqtt message property"); |
AzureIoTClient | 9:37d14c31ff6e | 581 | set_error_callback(mqtt_client, MQTT_CLIENT_MEMORY_ERROR); |
AzureIoTClient | 8:83bb166aba73 | 582 | if (trace_log != NULL) { |
AzureIoTClient | 8:83bb166aba73 | 583 | STRING_delete(trace_log); |
AzureIoTClient | 5:34779607059c | 584 | } |
AzureIoTClient | 5:34779607059c | 585 | } |
AzureIoTClient | 5:34779607059c | 586 | else |
AzureIoTClient | 5:34779607059c | 587 | { |
AzureIoTClient | 8:83bb166aba73 | 588 | if (mqtt_client->logTrace) |
AzureIoTClient | 8:83bb166aba73 | 589 | { |
AzureIoTClient | 8:83bb166aba73 | 590 | STRING_sprintf(trace_log, " | PAYLOAD_LEN: %zu", length); |
AzureIoTClient | 8:83bb166aba73 | 591 | log_incoming_trace(mqtt_client, trace_log); |
AzureIoTClient | 8:83bb166aba73 | 592 | STRING_delete(trace_log); |
AzureIoTClient | 8:83bb166aba73 | 593 | } |
AzureIoTClient | 8:83bb166aba73 | 594 | |
AzureIoTClient | 8:83bb166aba73 | 595 | mqtt_client->fnMessageRecv(msgHandle, mqtt_client->ctx); |
AzureIoTClient | 5:34779607059c | 596 | |
AzureIoTClient | 5:34779607059c | 597 | BUFFER_HANDLE pubRel = NULL; |
AzureIoTClient | 5:34779607059c | 598 | if (qosValue == DELIVER_EXACTLY_ONCE) |
AzureIoTClient | 5:34779607059c | 599 | { |
AzureIoTClient | 5:34779607059c | 600 | pubRel = mqtt_codec_publishReceived(packetId); |
AzureIoTClient | 5:34779607059c | 601 | if (pubRel == NULL) |
AzureIoTClient | 5:34779607059c | 602 | { |
AzureIoTClient | 11:a0a6a4cf7812 | 603 | LOG(AZ_LOG_ERROR, LOG_LINE, "Failed to allocate publish receive message."); |
AzureIoTClient | 9:37d14c31ff6e | 604 | set_error_callback(mqtt_client, MQTT_CLIENT_MEMORY_ERROR); |
AzureIoTClient | 5:34779607059c | 605 | } |
AzureIoTClient | 5:34779607059c | 606 | } |
AzureIoTClient | 5:34779607059c | 607 | else if (qosValue == DELIVER_AT_LEAST_ONCE) |
AzureIoTClient | 5:34779607059c | 608 | { |
AzureIoTClient | 5:34779607059c | 609 | pubRel = mqtt_codec_publishAck(packetId); |
AzureIoTClient | 5:34779607059c | 610 | if (pubRel == NULL) |
AzureIoTClient | 5:34779607059c | 611 | { |
AzureIoTClient | 11:a0a6a4cf7812 | 612 | LOG(AZ_LOG_ERROR, LOG_LINE, "Failed to allocate publish ack message."); |
AzureIoTClient | 9:37d14c31ff6e | 613 | set_error_callback(mqtt_client, MQTT_CLIENT_MEMORY_ERROR); |
AzureIoTClient | 5:34779607059c | 614 | } |
AzureIoTClient | 5:34779607059c | 615 | } |
AzureIoTClient | 5:34779607059c | 616 | if (pubRel != NULL) |
AzureIoTClient | 5:34779607059c | 617 | { |
AzureIoTClient | 8:83bb166aba73 | 618 | (void)sendPacketItem(mqtt_client, BUFFER_u_char(pubRel), BUFFER_length(pubRel)); |
AzureIoTClient | 5:34779607059c | 619 | BUFFER_delete(pubRel); |
AzureIoTClient | 5:34779607059c | 620 | } |
AzureIoTClient | 5:34779607059c | 621 | } |
AzureIoTClient | 5:34779607059c | 622 | mqttmessage_destroy(msgHandle); |
AzureIoTClient | 3:9b4e7158ca0d | 623 | } |
AzureIoTClient | 3:9b4e7158ca0d | 624 | free(topicName); |
AzureIoTClient | 3:9b4e7158ca0d | 625 | } |
Azure.IoT Build | 0:ef4901974abc | 626 | } |
AzureIoTClient | 3:9b4e7158ca0d | 627 | break; |
AzureIoTClient | 3:9b4e7158ca0d | 628 | } |
AzureIoTClient | 3:9b4e7158ca0d | 629 | case PUBACK_TYPE: |
AzureIoTClient | 3:9b4e7158ca0d | 630 | case PUBREC_TYPE: |
AzureIoTClient | 3:9b4e7158ca0d | 631 | case PUBREL_TYPE: |
AzureIoTClient | 3:9b4e7158ca0d | 632 | case PUBCOMP_TYPE: |
AzureIoTClient | 3:9b4e7158ca0d | 633 | { |
AzureIoTClient | 8:83bb166aba73 | 634 | if (mqtt_client->fnOperationCallback) |
Azure.IoT Build | 0:ef4901974abc | 635 | { |
AzureIoTClient | 8:83bb166aba73 | 636 | STRING_HANDLE trace_log = NULL; |
AzureIoTClient | 8:83bb166aba73 | 637 | |
AzureIoTClient | 3:9b4e7158ca0d | 638 | /*Codes_SRS_MQTT_CLIENT_07_029: [If the actionResult parameter are of types PUBACK_TYPE, PUBREC_TYPE, PUBREL_TYPE or PUBCOMP_TYPE then the msgInfo value shall be a PUBLISH_ACK structure.]*/ |
AzureIoTClient | 3:9b4e7158ca0d | 639 | MQTT_CLIENT_EVENT_RESULT action = (packet == PUBACK_TYPE) ? MQTT_CLIENT_ON_PUBLISH_ACK : |
AzureIoTClient | 3:9b4e7158ca0d | 640 | (packet == PUBREC_TYPE) ? MQTT_CLIENT_ON_PUBLISH_RECV : |
AzureIoTClient | 3:9b4e7158ca0d | 641 | (packet == PUBREL_TYPE) ? MQTT_CLIENT_ON_PUBLISH_REL : MQTT_CLIENT_ON_PUBLISH_COMP; |
AzureIoTClient | 3:9b4e7158ca0d | 642 | |
AzureIoTClient | 3:9b4e7158ca0d | 643 | PUBLISH_ACK publish_ack = { 0 }; |
AzureIoTClient | 8:83bb166aba73 | 644 | publish_ack.packetId = byteutil_read_uint16(&iterator, len); |
AzureIoTClient | 8:83bb166aba73 | 645 | |
AzureIoTClient | 8:83bb166aba73 | 646 | if (mqtt_client->logTrace) |
AzureIoTClient | 8:83bb166aba73 | 647 | { |
AzureIoTClient | 8:83bb166aba73 | 648 | trace_log = STRING_construct_sprintf("%s | PACKET_ID: %"PRIu16, packet == PUBACK_TYPE ? "PUBACK" : (packet == PUBREC_TYPE) ? "PUBREC" : (packet == PUBREL_TYPE) ? "PUBREL" : "PUBCOMP", |
AzureIoTClient | 8:83bb166aba73 | 649 | publish_ack.packetId); |
AzureIoTClient | 8:83bb166aba73 | 650 | |
AzureIoTClient | 8:83bb166aba73 | 651 | log_incoming_trace(mqtt_client, trace_log); |
AzureIoTClient | 8:83bb166aba73 | 652 | STRING_delete(trace_log); |
AzureIoTClient | 8:83bb166aba73 | 653 | } |
Azure.IoT Build | 0:ef4901974abc | 654 | |
Azure.IoT Build | 0:ef4901974abc | 655 | BUFFER_HANDLE pubRel = NULL; |
AzureIoTClient | 8:83bb166aba73 | 656 | mqtt_client->fnOperationCallback(mqtt_client, action, (void*)&publish_ack, mqtt_client->ctx); |
AzureIoTClient | 3:9b4e7158ca0d | 657 | if (packet == PUBREC_TYPE) |
Azure.IoT Build | 0:ef4901974abc | 658 | { |
AzureIoTClient | 3:9b4e7158ca0d | 659 | pubRel = mqtt_codec_publishRelease(publish_ack.packetId); |
AzureIoTClient | 5:34779607059c | 660 | if (pubRel == NULL) |
AzureIoTClient | 5:34779607059c | 661 | { |
AzureIoTClient | 11:a0a6a4cf7812 | 662 | LOG(AZ_LOG_ERROR, LOG_LINE, "Failed to allocate publish release message."); |
AzureIoTClient | 9:37d14c31ff6e | 663 | set_error_callback(mqtt_client, MQTT_CLIENT_MEMORY_ERROR); |
AzureIoTClient | 5:34779607059c | 664 | } |
Azure.IoT Build | 0:ef4901974abc | 665 | } |
AzureIoTClient | 3:9b4e7158ca0d | 666 | else if (packet == PUBREL_TYPE) |
Azure.IoT Build | 0:ef4901974abc | 667 | { |
AzureIoTClient | 3:9b4e7158ca0d | 668 | pubRel = mqtt_codec_publishComplete(publish_ack.packetId); |
AzureIoTClient | 5:34779607059c | 669 | if (pubRel == NULL) |
AzureIoTClient | 5:34779607059c | 670 | { |
AzureIoTClient | 11:a0a6a4cf7812 | 671 | LOG(AZ_LOG_ERROR, LOG_LINE, "Failed to allocate publish complete message."); |
AzureIoTClient | 9:37d14c31ff6e | 672 | set_error_callback(mqtt_client, MQTT_CLIENT_MEMORY_ERROR); |
AzureIoTClient | 5:34779607059c | 673 | } |
Azure.IoT Build | 0:ef4901974abc | 674 | } |
Azure.IoT Build | 0:ef4901974abc | 675 | if (pubRel != NULL) |
Azure.IoT Build | 0:ef4901974abc | 676 | { |
AzureIoTClient | 8:83bb166aba73 | 677 | (void)sendPacketItem(mqtt_client, BUFFER_u_char(pubRel), BUFFER_length(pubRel)); |
Azure.IoT Build | 0:ef4901974abc | 678 | BUFFER_delete(pubRel); |
Azure.IoT Build | 0:ef4901974abc | 679 | } |
Azure.IoT Build | 0:ef4901974abc | 680 | } |
AzureIoTClient | 3:9b4e7158ca0d | 681 | break; |
Azure.IoT Build | 0:ef4901974abc | 682 | } |
AzureIoTClient | 3:9b4e7158ca0d | 683 | case SUBACK_TYPE: |
Azure.IoT Build | 0:ef4901974abc | 684 | { |
AzureIoTClient | 8:83bb166aba73 | 685 | if (mqtt_client->fnOperationCallback) |
AzureIoTClient | 3:9b4e7158ca0d | 686 | { |
AzureIoTClient | 8:83bb166aba73 | 687 | STRING_HANDLE trace_log = NULL; |
AzureIoTClient | 8:83bb166aba73 | 688 | |
AzureIoTClient | 3:9b4e7158ca0d | 689 | /*Codes_SRS_MQTT_CLIENT_07_030: [If the actionResult parameter is of type SUBACK_TYPE then the msgInfo value shall be a SUBSCRIBE_ACK structure.]*/ |
AzureIoTClient | 3:9b4e7158ca0d | 690 | SUBSCRIBE_ACK suback = { 0 }; |
AzureIoTClient | 3:9b4e7158ca0d | 691 | |
AzureIoTClient | 3:9b4e7158ca0d | 692 | size_t remainLen = len; |
AzureIoTClient | 8:83bb166aba73 | 693 | suback.packetId = byteutil_read_uint16(&iterator, len); |
AzureIoTClient | 3:9b4e7158ca0d | 694 | remainLen -= 2; |
Azure.IoT Build | 0:ef4901974abc | 695 | |
AzureIoTClient | 8:83bb166aba73 | 696 | if (mqtt_client->logTrace) |
AzureIoTClient | 8:83bb166aba73 | 697 | { |
AzureIoTClient | 8:83bb166aba73 | 698 | trace_log = STRING_construct_sprintf("SUBACK | PACKET_ID: %"PRIu16, suback.packetId); |
AzureIoTClient | 8:83bb166aba73 | 699 | } |
AzureIoTClient | 8:83bb166aba73 | 700 | |
AzureIoTClient | 3:9b4e7158ca0d | 701 | // Allocate the remaining len |
AzureIoTClient | 3:9b4e7158ca0d | 702 | suback.qosReturn = (QOS_VALUE*)malloc(sizeof(QOS_VALUE)*remainLen); |
AzureIoTClient | 3:9b4e7158ca0d | 703 | if (suback.qosReturn != NULL) |
Azure.IoT Build | 0:ef4901974abc | 704 | { |
AzureIoTClient | 3:9b4e7158ca0d | 705 | while (remainLen > 0) |
AzureIoTClient | 3:9b4e7158ca0d | 706 | { |
AzureIoTClient | 3:9b4e7158ca0d | 707 | suback.qosReturn[suback.qosCount++] = byteutil_readByte(&iterator); |
AzureIoTClient | 3:9b4e7158ca0d | 708 | remainLen--; |
AzureIoTClient | 8:83bb166aba73 | 709 | if (mqtt_client->logTrace) |
AzureIoTClient | 8:83bb166aba73 | 710 | { |
AzureIoTClient | 8:83bb166aba73 | 711 | STRING_sprintf(trace_log, " | RETURN_CODE: %"PRIu16, suback.qosReturn[suback.qosCount-1]); |
AzureIoTClient | 8:83bb166aba73 | 712 | } |
AzureIoTClient | 3:9b4e7158ca0d | 713 | } |
AzureIoTClient | 8:83bb166aba73 | 714 | |
AzureIoTClient | 8:83bb166aba73 | 715 | if (mqtt_client->logTrace) |
AzureIoTClient | 8:83bb166aba73 | 716 | { |
AzureIoTClient | 8:83bb166aba73 | 717 | log_incoming_trace(mqtt_client, trace_log); |
AzureIoTClient | 8:83bb166aba73 | 718 | STRING_delete(trace_log); |
AzureIoTClient | 8:83bb166aba73 | 719 | } |
AzureIoTClient | 8:83bb166aba73 | 720 | mqtt_client->fnOperationCallback(mqtt_client, MQTT_CLIENT_ON_SUBSCRIBE_ACK, (void*)&suback, mqtt_client->ctx); |
AzureIoTClient | 3:9b4e7158ca0d | 721 | free(suback.qosReturn); |
Azure.IoT Build | 0:ef4901974abc | 722 | } |
AzureIoTClient | 5:34779607059c | 723 | else |
AzureIoTClient | 5:34779607059c | 724 | { |
AzureIoTClient | 11:a0a6a4cf7812 | 725 | LOG(AZ_LOG_ERROR, LOG_LINE, "allocation of quality of service value failed."); |
AzureIoTClient | 9:37d14c31ff6e | 726 | set_error_callback(mqtt_client, MQTT_CLIENT_MEMORY_ERROR); |
AzureIoTClient | 5:34779607059c | 727 | } |
Azure.IoT Build | 0:ef4901974abc | 728 | } |
AzureIoTClient | 3:9b4e7158ca0d | 729 | break; |
Azure.IoT Build | 0:ef4901974abc | 730 | } |
AzureIoTClient | 3:9b4e7158ca0d | 731 | case UNSUBACK_TYPE: |
Azure.IoT Build | 0:ef4901974abc | 732 | { |
AzureIoTClient | 8:83bb166aba73 | 733 | if (mqtt_client->fnOperationCallback) |
AzureIoTClient | 3:9b4e7158ca0d | 734 | { |
AzureIoTClient | 8:83bb166aba73 | 735 | STRING_HANDLE trace_log = NULL; |
AzureIoTClient | 8:83bb166aba73 | 736 | |
AzureIoTClient | 3:9b4e7158ca0d | 737 | /*Codes_SRS_MQTT_CLIENT_07_031: [If the actionResult parameter is of type UNSUBACK_TYPE then the msgInfo value shall be a UNSUBSCRIBE_ACK structure.]*/ |
AzureIoTClient | 3:9b4e7158ca0d | 738 | UNSUBSCRIBE_ACK unsuback = { 0 }; |
AzureIoTClient | 3:9b4e7158ca0d | 739 | iterator += VARIABLE_HEADER_OFFSET; |
AzureIoTClient | 8:83bb166aba73 | 740 | unsuback.packetId = byteutil_read_uint16(&iterator, len); |
Azure.IoT Build | 0:ef4901974abc | 741 | |
AzureIoTClient | 8:83bb166aba73 | 742 | if (mqtt_client->logTrace) |
AzureIoTClient | 8:83bb166aba73 | 743 | { |
AzureIoTClient | 8:83bb166aba73 | 744 | trace_log = STRING_construct_sprintf("UNSUBACK | PACKET_ID: %"PRIu16, unsuback.packetId); |
AzureIoTClient | 8:83bb166aba73 | 745 | log_incoming_trace(mqtt_client, trace_log); |
AzureIoTClient | 8:83bb166aba73 | 746 | STRING_delete(trace_log); |
AzureIoTClient | 8:83bb166aba73 | 747 | } |
AzureIoTClient | 8:83bb166aba73 | 748 | mqtt_client->fnOperationCallback(mqtt_client, MQTT_CLIENT_ON_UNSUBSCRIBE_ACK, (void*)&unsuback, mqtt_client->ctx); |
AzureIoTClient | 3:9b4e7158ca0d | 749 | } |
AzureIoTClient | 3:9b4e7158ca0d | 750 | break; |
Azure.IoT Build | 0:ef4901974abc | 751 | } |
AzureIoTClient | 3:9b4e7158ca0d | 752 | case PINGRESP_TYPE: |
AzureIoTClient | 8:83bb166aba73 | 753 | mqtt_client->timeSincePing = 0; |
AzureIoTClient | 3:9b4e7158ca0d | 754 | // Ping responses do not get forwarded |
AzureIoTClient | 8:83bb166aba73 | 755 | if (mqtt_client->logTrace) |
AzureIoTClient | 8:83bb166aba73 | 756 | { |
AzureIoTClient | 8:83bb166aba73 | 757 | STRING_HANDLE trace_log = STRING_construct_sprintf("PINGRESP"); |
AzureIoTClient | 8:83bb166aba73 | 758 | log_incoming_trace(mqtt_client, trace_log); |
AzureIoTClient | 8:83bb166aba73 | 759 | STRING_delete(trace_log); |
AzureIoTClient | 8:83bb166aba73 | 760 | } |
AzureIoTClient | 3:9b4e7158ca0d | 761 | break; |
AzureIoTClient | 3:9b4e7158ca0d | 762 | default: |
AzureIoTClient | 3:9b4e7158ca0d | 763 | break; |
Azure.IoT Build | 0:ef4901974abc | 764 | } |
Azure.IoT Build | 0:ef4901974abc | 765 | } |
Azure.IoT Build | 0:ef4901974abc | 766 | } |
Azure.IoT Build | 0:ef4901974abc | 767 | } |
Azure.IoT Build | 0:ef4901974abc | 768 | |
AzureIoTClient | 9:37d14c31ff6e | 769 | MQTT_CLIENT_HANDLE mqtt_client_init(ON_MQTT_MESSAGE_RECV_CALLBACK msgRecv, ON_MQTT_OPERATION_CALLBACK opCallback, void* opCallbackCtx, ON_MQTT_ERROR_CALLBACK onErrorCallBack, void* errorCBCtx) |
Azure.IoT Build | 0:ef4901974abc | 770 | { |
Azure.IoT Build | 0:ef4901974abc | 771 | MQTT_CLIENT* result; |
Azure.IoT Build | 0:ef4901974abc | 772 | /*Codes_SRS_MQTT_CLIENT_07_001: [If the parameters ON_MQTT_MESSAGE_RECV_CALLBACK is NULL then mqttclient_init shall return NULL.]*/ |
Azure.IoT Build | 0:ef4901974abc | 773 | if (msgRecv == NULL) |
Azure.IoT Build | 0:ef4901974abc | 774 | { |
Azure.IoT Build | 0:ef4901974abc | 775 | result = NULL; |
Azure.IoT Build | 0:ef4901974abc | 776 | } |
Azure.IoT Build | 0:ef4901974abc | 777 | else |
Azure.IoT Build | 0:ef4901974abc | 778 | { |
Azure.IoT Build | 0:ef4901974abc | 779 | result = malloc(sizeof(MQTT_CLIENT)); |
Azure.IoT Build | 0:ef4901974abc | 780 | if (result == NULL) |
Azure.IoT Build | 0:ef4901974abc | 781 | { |
Azure.IoT Build | 0:ef4901974abc | 782 | /*Codes_SRS_MQTT_CLIENT_07_002: [If any failure is encountered then mqttclient_init shall return NULL.]*/ |
AzureIoTClient | 11:a0a6a4cf7812 | 783 | LOG(AZ_LOG_ERROR, LOG_LINE, "mqtt_client_init failure: Allocation Failure"); |
Azure.IoT Build | 0:ef4901974abc | 784 | } |
Azure.IoT Build | 0:ef4901974abc | 785 | else |
Azure.IoT Build | 0:ef4901974abc | 786 | { |
Azure.IoT Build | 0:ef4901974abc | 787 | /*Codes_SRS_MQTT_CLIENT_07_003: [mqttclient_init shall allocate MQTTCLIENT_DATA_INSTANCE and return the MQTTCLIENT_HANDLE on success.]*/ |
Azure.IoT Build | 0:ef4901974abc | 788 | result->xioHandle = NULL; |
Azure.IoT Build | 0:ef4901974abc | 789 | result->packetState = UNKNOWN_TYPE; |
Azure.IoT Build | 0:ef4901974abc | 790 | result->packetSendTimeMs = 0; |
Azure.IoT Build | 0:ef4901974abc | 791 | result->fnOperationCallback = opCallback; |
AzureIoTClient | 9:37d14c31ff6e | 792 | result->ctx = opCallbackCtx; |
Azure.IoT Build | 0:ef4901974abc | 793 | result->fnMessageRecv = msgRecv; |
AzureIoTClient | 9:37d14c31ff6e | 794 | result->fnOnErrorCallBack = onErrorCallBack; |
AzureIoTClient | 9:37d14c31ff6e | 795 | result->errorCBCtx = errorCBCtx; |
Azure.IoT Build | 0:ef4901974abc | 796 | result->qosValue = DELIVER_AT_MOST_ONCE; |
Azure.IoT Build | 0:ef4901974abc | 797 | result->keepAliveInterval = 0; |
Azure.IoT Build | 0:ef4901974abc | 798 | result->packetTickCntr = tickcounter_create(); |
Azure.IoT Build | 0:ef4901974abc | 799 | result->mqttOptions.clientId = NULL; |
Azure.IoT Build | 0:ef4901974abc | 800 | result->mqttOptions.willTopic = NULL; |
Azure.IoT Build | 0:ef4901974abc | 801 | result->mqttOptions.willMessage = NULL; |
Azure.IoT Build | 0:ef4901974abc | 802 | result->mqttOptions.username = NULL; |
Azure.IoT Build | 0:ef4901974abc | 803 | result->mqttOptions.password = NULL; |
Azure.IoT Build | 0:ef4901974abc | 804 | result->socketConnected = false; |
Azure.IoT Build | 0:ef4901974abc | 805 | result->clientConnected = false; |
Azure.IoT Build | 0:ef4901974abc | 806 | result->logTrace = false; |
Azure.IoT Build | 0:ef4901974abc | 807 | result->rawBytesTrace = false; |
AzureIoTClient | 3:9b4e7158ca0d | 808 | result->timeSincePing = 0; |
AzureIoTClient | 3:9b4e7158ca0d | 809 | result->maxPingRespTime = DEFAULT_MAX_PING_RESPONSE_TIME; |
Azure.IoT Build | 0:ef4901974abc | 810 | if (result->packetTickCntr == NULL) |
Azure.IoT Build | 0:ef4901974abc | 811 | { |
Azure.IoT Build | 0:ef4901974abc | 812 | /*Codes_SRS_MQTT_CLIENT_07_002: [If any failure is encountered then mqttclient_init shall return NULL.]*/ |
AzureIoTClient | 11:a0a6a4cf7812 | 813 | LOG(AZ_LOG_ERROR, LOG_LINE, "mqtt_client_init failure: tickcounter_create failure"); |
Azure.IoT Build | 0:ef4901974abc | 814 | free(result); |
Azure.IoT Build | 0:ef4901974abc | 815 | result = NULL; |
Azure.IoT Build | 0:ef4901974abc | 816 | } |
Azure.IoT Build | 0:ef4901974abc | 817 | else |
Azure.IoT Build | 0:ef4901974abc | 818 | { |
Azure.IoT Build | 0:ef4901974abc | 819 | result->codec_handle = mqtt_codec_create(recvCompleteCallback, result); |
Azure.IoT Build | 0:ef4901974abc | 820 | if (result->codec_handle == NULL) |
Azure.IoT Build | 0:ef4901974abc | 821 | { |
Azure.IoT Build | 0:ef4901974abc | 822 | /*Codes_SRS_MQTT_CLIENT_07_002: [If any failure is encountered then mqttclient_init shall return NULL.]*/ |
AzureIoTClient | 11:a0a6a4cf7812 | 823 | LOG(AZ_LOG_ERROR, LOG_LINE, "mqtt_client_init failure: mqtt_codec_create failure"); |
Azure.IoT Build | 0:ef4901974abc | 824 | tickcounter_destroy(result->packetTickCntr); |
Azure.IoT Build | 0:ef4901974abc | 825 | free(result); |
Azure.IoT Build | 0:ef4901974abc | 826 | result = NULL; |
Azure.IoT Build | 0:ef4901974abc | 827 | } |
Azure.IoT Build | 0:ef4901974abc | 828 | } |
Azure.IoT Build | 0:ef4901974abc | 829 | } |
Azure.IoT Build | 0:ef4901974abc | 830 | } |
Azure.IoT Build | 0:ef4901974abc | 831 | return result; |
Azure.IoT Build | 0:ef4901974abc | 832 | } |
Azure.IoT Build | 0:ef4901974abc | 833 | |
Azure.IoT Build | 0:ef4901974abc | 834 | void mqtt_client_deinit(MQTT_CLIENT_HANDLE handle) |
Azure.IoT Build | 0:ef4901974abc | 835 | { |
Azure.IoT Build | 0:ef4901974abc | 836 | /*Codes_SRS_MQTT_CLIENT_07_004: [If the parameter handle is NULL then function mqtt_client_deinit shall do nothing.]*/ |
Azure.IoT Build | 0:ef4901974abc | 837 | if (handle != NULL) |
Azure.IoT Build | 0:ef4901974abc | 838 | { |
Azure.IoT Build | 0:ef4901974abc | 839 | /*Codes_SRS_MQTT_CLIENT_07_005: [mqtt_client_deinit shall deallocate all memory allocated in this unit.]*/ |
AzureIoTClient | 8:83bb166aba73 | 840 | MQTT_CLIENT* mqtt_client = (MQTT_CLIENT*)handle; |
AzureIoTClient | 8:83bb166aba73 | 841 | tickcounter_destroy(mqtt_client->packetTickCntr); |
AzureIoTClient | 8:83bb166aba73 | 842 | mqtt_codec_destroy(mqtt_client->codec_handle); |
AzureIoTClient | 8:83bb166aba73 | 843 | free(mqtt_client->mqttOptions.clientId); |
AzureIoTClient | 8:83bb166aba73 | 844 | free(mqtt_client->mqttOptions.willTopic); |
AzureIoTClient | 8:83bb166aba73 | 845 | free(mqtt_client->mqttOptions.willMessage); |
AzureIoTClient | 8:83bb166aba73 | 846 | free(mqtt_client->mqttOptions.username); |
AzureIoTClient | 8:83bb166aba73 | 847 | free(mqtt_client->mqttOptions.password); |
AzureIoTClient | 8:83bb166aba73 | 848 | free(mqtt_client); |
Azure.IoT Build | 0:ef4901974abc | 849 | } |
Azure.IoT Build | 0:ef4901974abc | 850 | } |
Azure.IoT Build | 0:ef4901974abc | 851 | |
Azure.IoT Build | 0:ef4901974abc | 852 | int mqtt_client_connect(MQTT_CLIENT_HANDLE handle, XIO_HANDLE xioHandle, MQTT_CLIENT_OPTIONS* mqttOptions) |
Azure.IoT Build | 0:ef4901974abc | 853 | { |
Azure.IoT Build | 0:ef4901974abc | 854 | int result; |
Azure.IoT Build | 0:ef4901974abc | 855 | /*SRS_MQTT_CLIENT_07_006: [If any of the parameters handle, ioHandle, or mqttOptions are NULL then mqtt_client_connect shall return a non-zero value.]*/ |
Azure.IoT Build | 0:ef4901974abc | 856 | if (handle == NULL || mqttOptions == NULL) |
Azure.IoT Build | 0:ef4901974abc | 857 | { |
AzureIoTClient | 11:a0a6a4cf7812 | 858 | LOG(AZ_LOG_ERROR, LOG_LINE, "mqtt_client_connect: NULL argument (handle = %p, mqttOptions = %p)", handle, mqttOptions); |
Azure.IoT Build | 0:ef4901974abc | 859 | result = __LINE__; |
Azure.IoT Build | 0:ef4901974abc | 860 | } |
Azure.IoT Build | 0:ef4901974abc | 861 | else |
Azure.IoT Build | 0:ef4901974abc | 862 | { |
AzureIoTClient | 8:83bb166aba73 | 863 | MQTT_CLIENT* mqtt_client = (MQTT_CLIENT*)handle; |
Azure.IoT Build | 0:ef4901974abc | 864 | if (xioHandle == NULL) |
Azure.IoT Build | 0:ef4901974abc | 865 | { |
Azure.IoT Build | 0:ef4901974abc | 866 | /*Codes_SRS_MQTT_CLIENT_07_007: [If any failure is encountered then mqtt_client_connect shall return a non-zero value.]*/ |
AzureIoTClient | 11:a0a6a4cf7812 | 867 | LOG(AZ_LOG_ERROR, LOG_LINE, "Error: mqttcodec_connect failed"); |
Azure.IoT Build | 0:ef4901974abc | 868 | result = __LINE__; |
Azure.IoT Build | 0:ef4901974abc | 869 | } |
Azure.IoT Build | 0:ef4901974abc | 870 | else |
Azure.IoT Build | 0:ef4901974abc | 871 | { |
AzureIoTClient | 8:83bb166aba73 | 872 | mqtt_client->xioHandle = xioHandle; |
AzureIoTClient | 8:83bb166aba73 | 873 | mqtt_client->packetState = UNKNOWN_TYPE; |
AzureIoTClient | 8:83bb166aba73 | 874 | mqtt_client->qosValue = mqttOptions->qualityOfServiceValue; |
AzureIoTClient | 8:83bb166aba73 | 875 | mqtt_client->keepAliveInterval = mqttOptions->keepAliveInterval; |
AzureIoTClient | 8:83bb166aba73 | 876 | mqtt_client->maxPingRespTime = (DEFAULT_MAX_PING_RESPONSE_TIME < mqttOptions->keepAliveInterval/2) ? DEFAULT_MAX_PING_RESPONSE_TIME : mqttOptions->keepAliveInterval/2; |
AzureIoTClient | 8:83bb166aba73 | 877 | if (cloneMqttOptions(mqtt_client, mqttOptions) != 0) |
Azure.IoT Build | 0:ef4901974abc | 878 | { |
AzureIoTClient | 11:a0a6a4cf7812 | 879 | LOG(AZ_LOG_ERROR, LOG_LINE, "Error: Clone Mqtt Options failed"); |
Azure.IoT Build | 0:ef4901974abc | 880 | result = __LINE__; |
Azure.IoT Build | 0:ef4901974abc | 881 | } |
Azure.IoT Build | 0:ef4901974abc | 882 | /*Codes_SRS_MQTT_CLIENT_07_008: [mqtt_client_connect shall open the XIO_HANDLE by calling into the xio_open interface.]*/ |
AzureIoTClient | 8:83bb166aba73 | 883 | else if (xio_open(xioHandle, onOpenComplete, mqtt_client, onBytesReceived, mqtt_client, onIoError, mqtt_client) != 0) |
Azure.IoT Build | 0:ef4901974abc | 884 | { |
Azure.IoT Build | 0:ef4901974abc | 885 | /*Codes_SRS_MQTT_CLIENT_07_007: [If any failure is encountered then mqtt_client_connect shall return a non-zero value.]*/ |
AzureIoTClient | 11:a0a6a4cf7812 | 886 | LOG(AZ_LOG_ERROR, LOG_LINE, "Error: io_open failed"); |
Azure.IoT Build | 0:ef4901974abc | 887 | result = __LINE__; |
Azure.IoT Build | 0:ef4901974abc | 888 | } |
Azure.IoT Build | 0:ef4901974abc | 889 | else |
Azure.IoT Build | 0:ef4901974abc | 890 | { |
Azure.IoT Build | 0:ef4901974abc | 891 | result = 0; |
Azure.IoT Build | 0:ef4901974abc | 892 | } |
Azure.IoT Build | 0:ef4901974abc | 893 | } |
Azure.IoT Build | 0:ef4901974abc | 894 | } |
Azure.IoT Build | 0:ef4901974abc | 895 | return result; |
Azure.IoT Build | 0:ef4901974abc | 896 | } |
Azure.IoT Build | 0:ef4901974abc | 897 | |
Azure.IoT Build | 0:ef4901974abc | 898 | int mqtt_client_publish(MQTT_CLIENT_HANDLE handle, MQTT_MESSAGE_HANDLE msgHandle) |
Azure.IoT Build | 0:ef4901974abc | 899 | { |
Azure.IoT Build | 0:ef4901974abc | 900 | int result; |
AzureIoTClient | 8:83bb166aba73 | 901 | MQTT_CLIENT* mqtt_client = (MQTT_CLIENT*)handle; |
AzureIoTClient | 8:83bb166aba73 | 902 | if (mqtt_client == NULL || msgHandle == NULL) |
Azure.IoT Build | 0:ef4901974abc | 903 | { |
Azure.IoT Build | 0:ef4901974abc | 904 | /*Codes_SRS_MQTT_CLIENT_07_019: [If one of the parameters handle or msgHandle is NULL then mqtt_client_publish shall return a non-zero value.]*/ |
Azure.IoT Build | 0:ef4901974abc | 905 | result = __LINE__; |
Azure.IoT Build | 0:ef4901974abc | 906 | } |
Azure.IoT Build | 0:ef4901974abc | 907 | else |
Azure.IoT Build | 0:ef4901974abc | 908 | { |
Azure.IoT Build | 0:ef4901974abc | 909 | /*Codes_SRS_MQTT_CLIENT_07_021: [mqtt_client_publish shall get the message information from the MQTT_MESSAGE_HANDLE.]*/ |
Azure.IoT Build | 0:ef4901974abc | 910 | const APP_PAYLOAD* payload = mqttmessage_getApplicationMsg(msgHandle); |
Azure.IoT Build | 0:ef4901974abc | 911 | if (payload == NULL) |
Azure.IoT Build | 0:ef4901974abc | 912 | { |
Azure.IoT Build | 0:ef4901974abc | 913 | /*Codes_SRS_MQTT_CLIENT_07_020: [If any failure is encountered then mqtt_client_unsubscribe shall return a non-zero value.]*/ |
AzureIoTClient | 11:a0a6a4cf7812 | 914 | LOG(AZ_LOG_ERROR, LOG_LINE, "Error: mqttmessage_getApplicationMsg failed"); |
Azure.IoT Build | 0:ef4901974abc | 915 | result = __LINE__; |
Azure.IoT Build | 0:ef4901974abc | 916 | } |
Azure.IoT Build | 0:ef4901974abc | 917 | else |
Azure.IoT Build | 0:ef4901974abc | 918 | { |
AzureIoTClient | 8:83bb166aba73 | 919 | STRING_HANDLE trace_log = construct_trace_log_handle(mqtt_client); |
AzureIoTClient | 8:83bb166aba73 | 920 | |
Azure.IoT Build | 0:ef4901974abc | 921 | BUFFER_HANDLE publishPacket = mqtt_codec_publish(mqttmessage_getQosType(msgHandle), mqttmessage_getIsDuplicateMsg(msgHandle), |
AzureIoTClient | 8:83bb166aba73 | 922 | mqttmessage_getIsRetained(msgHandle), mqttmessage_getPacketId(msgHandle), mqttmessage_getTopicName(msgHandle), payload->message, payload->length, trace_log); |
Azure.IoT Build | 0:ef4901974abc | 923 | if (publishPacket == NULL) |
Azure.IoT Build | 0:ef4901974abc | 924 | { |
Azure.IoT Build | 0:ef4901974abc | 925 | /*Codes_SRS_MQTT_CLIENT_07_020: [If any failure is encountered then mqtt_client_unsubscribe shall return a non-zero value.]*/ |
AzureIoTClient | 11:a0a6a4cf7812 | 926 | LOG(AZ_LOG_ERROR, LOG_LINE, "Error: mqtt_codec_publish failed"); |
Azure.IoT Build | 0:ef4901974abc | 927 | result = __LINE__; |
Azure.IoT Build | 0:ef4901974abc | 928 | } |
Azure.IoT Build | 0:ef4901974abc | 929 | else |
Azure.IoT Build | 0:ef4901974abc | 930 | { |
AzureIoTClient | 8:83bb166aba73 | 931 | mqtt_client->packetState = PUBLISH_TYPE; |
Azure.IoT Build | 0:ef4901974abc | 932 | |
Azure.IoT Build | 0:ef4901974abc | 933 | /*Codes_SRS_MQTT_CLIENT_07_022: [On success mqtt_client_publish shall send the MQTT SUBCRIBE packet to the endpoint.]*/ |
AzureIoTClient | 8:83bb166aba73 | 934 | if (sendPacketItem(mqtt_client, BUFFER_u_char(publishPacket), BUFFER_length(publishPacket)) != 0) |
Azure.IoT Build | 0:ef4901974abc | 935 | { |
Azure.IoT Build | 0:ef4901974abc | 936 | /*Codes_SRS_MQTT_CLIENT_07_020: [If any failure is encountered then mqtt_client_unsubscribe shall return a non-zero value.]*/ |
AzureIoTClient | 11:a0a6a4cf7812 | 937 | LOG(AZ_LOG_ERROR, LOG_LINE, "Error: mqtt_client_publish send failed"); |
Azure.IoT Build | 0:ef4901974abc | 938 | result = __LINE__; |
Azure.IoT Build | 0:ef4901974abc | 939 | } |
Azure.IoT Build | 0:ef4901974abc | 940 | else |
Azure.IoT Build | 0:ef4901974abc | 941 | { |
AzureIoTClient | 8:83bb166aba73 | 942 | log_outgoing_trace(mqtt_client, trace_log); |
Azure.IoT Build | 0:ef4901974abc | 943 | result = 0; |
Azure.IoT Build | 0:ef4901974abc | 944 | } |
Azure.IoT Build | 0:ef4901974abc | 945 | BUFFER_delete(publishPacket); |
Azure.IoT Build | 0:ef4901974abc | 946 | } |
AzureIoTClient | 8:83bb166aba73 | 947 | if (trace_log != NULL) |
AzureIoTClient | 8:83bb166aba73 | 948 | { |
AzureIoTClient | 8:83bb166aba73 | 949 | STRING_delete(trace_log); |
AzureIoTClient | 8:83bb166aba73 | 950 | } |
Azure.IoT Build | 0:ef4901974abc | 951 | } |
Azure.IoT Build | 0:ef4901974abc | 952 | } |
Azure.IoT Build | 0:ef4901974abc | 953 | return result; |
Azure.IoT Build | 0:ef4901974abc | 954 | } |
Azure.IoT Build | 0:ef4901974abc | 955 | |
Azure.IoT Build | 0:ef4901974abc | 956 | int mqtt_client_subscribe(MQTT_CLIENT_HANDLE handle, uint16_t packetId, SUBSCRIBE_PAYLOAD* subscribeList, size_t count) |
Azure.IoT Build | 0:ef4901974abc | 957 | { |
Azure.IoT Build | 0:ef4901974abc | 958 | int result; |
AzureIoTClient | 8:83bb166aba73 | 959 | MQTT_CLIENT* mqtt_client = (MQTT_CLIENT*)handle; |
AzureIoTClient | 8:83bb166aba73 | 960 | if (mqtt_client == NULL || subscribeList == NULL || count == 0) |
Azure.IoT Build | 0:ef4901974abc | 961 | { |
Azure.IoT Build | 0:ef4901974abc | 962 | /*Codes_SRS_MQTT_CLIENT_07_013: [If any of the parameters handle, subscribeList is NULL or count is 0 then mqtt_client_subscribe shall return a non-zero value.]*/ |
Azure.IoT Build | 0:ef4901974abc | 963 | result = __LINE__; |
Azure.IoT Build | 0:ef4901974abc | 964 | } |
Azure.IoT Build | 0:ef4901974abc | 965 | else |
Azure.IoT Build | 0:ef4901974abc | 966 | { |
AzureIoTClient | 8:83bb166aba73 | 967 | STRING_HANDLE trace_log = construct_trace_log_handle(mqtt_client); |
AzureIoTClient | 8:83bb166aba73 | 968 | |
AzureIoTClient | 8:83bb166aba73 | 969 | BUFFER_HANDLE subPacket = mqtt_codec_subscribe(packetId, subscribeList, count, trace_log); |
Azure.IoT Build | 0:ef4901974abc | 970 | if (subPacket == NULL) |
Azure.IoT Build | 0:ef4901974abc | 971 | { |
Azure.IoT Build | 0:ef4901974abc | 972 | /*Codes_SRS_MQTT_CLIENT_07_014: [If any failure is encountered then mqtt_client_subscribe shall return a non-zero value.]*/ |
AzureIoTClient | 11:a0a6a4cf7812 | 973 | LOG(AZ_LOG_ERROR, LOG_LINE, "Error: mqtt_codec_subscribe failed"); |
Azure.IoT Build | 0:ef4901974abc | 974 | result = __LINE__; |
Azure.IoT Build | 0:ef4901974abc | 975 | } |
Azure.IoT Build | 0:ef4901974abc | 976 | else |
Azure.IoT Build | 0:ef4901974abc | 977 | { |
AzureIoTClient | 8:83bb166aba73 | 978 | mqtt_client->packetState = SUBSCRIBE_TYPE; |
Azure.IoT Build | 0:ef4901974abc | 979 | |
Azure.IoT Build | 0:ef4901974abc | 980 | /*Codes_SRS_MQTT_CLIENT_07_015: [On success mqtt_client_subscribe shall send the MQTT SUBCRIBE packet to the endpoint.]*/ |
AzureIoTClient | 8:83bb166aba73 | 981 | if (sendPacketItem(mqtt_client, BUFFER_u_char(subPacket), BUFFER_length(subPacket)) != 0) |
Azure.IoT Build | 0:ef4901974abc | 982 | { |
Azure.IoT Build | 0:ef4901974abc | 983 | /*Codes_SRS_MQTT_CLIENT_07_014: [If any failure is encountered then mqtt_client_subscribe shall return a non-zero value.]*/ |
AzureIoTClient | 11:a0a6a4cf7812 | 984 | LOG(AZ_LOG_ERROR, LOG_LINE, "Error: mqtt_client_subscribe send failed"); |
Azure.IoT Build | 0:ef4901974abc | 985 | result = __LINE__; |
Azure.IoT Build | 0:ef4901974abc | 986 | } |
Azure.IoT Build | 0:ef4901974abc | 987 | else |
Azure.IoT Build | 0:ef4901974abc | 988 | { |
AzureIoTClient | 8:83bb166aba73 | 989 | log_outgoing_trace(mqtt_client, trace_log); |
Azure.IoT Build | 0:ef4901974abc | 990 | result = 0; |
Azure.IoT Build | 0:ef4901974abc | 991 | } |
Azure.IoT Build | 0:ef4901974abc | 992 | BUFFER_delete(subPacket); |
Azure.IoT Build | 0:ef4901974abc | 993 | } |
AzureIoTClient | 8:83bb166aba73 | 994 | if (trace_log != NULL) |
AzureIoTClient | 8:83bb166aba73 | 995 | { |
AzureIoTClient | 8:83bb166aba73 | 996 | STRING_delete(trace_log); |
AzureIoTClient | 8:83bb166aba73 | 997 | } |
Azure.IoT Build | 0:ef4901974abc | 998 | } |
Azure.IoT Build | 0:ef4901974abc | 999 | return result; |
Azure.IoT Build | 0:ef4901974abc | 1000 | } |
Azure.IoT Build | 0:ef4901974abc | 1001 | |
Azure.IoT Build | 0:ef4901974abc | 1002 | int mqtt_client_unsubscribe(MQTT_CLIENT_HANDLE handle, uint16_t packetId, const char** unsubscribeList, size_t count) |
Azure.IoT Build | 0:ef4901974abc | 1003 | { |
Azure.IoT Build | 0:ef4901974abc | 1004 | int result; |
AzureIoTClient | 8:83bb166aba73 | 1005 | MQTT_CLIENT* mqtt_client = (MQTT_CLIENT*)handle; |
AzureIoTClient | 8:83bb166aba73 | 1006 | if (mqtt_client == NULL || unsubscribeList == NULL || count == 0) |
Azure.IoT Build | 0:ef4901974abc | 1007 | { |
Azure.IoT Build | 0:ef4901974abc | 1008 | /*Codes_SRS_MQTT_CLIENT_07_016: [If any of the parameters handle, unsubscribeList is NULL or count is 0 then mqtt_client_unsubscribe shall return a non-zero value.]*/ |
Azure.IoT Build | 0:ef4901974abc | 1009 | result = __LINE__; |
Azure.IoT Build | 0:ef4901974abc | 1010 | } |
Azure.IoT Build | 0:ef4901974abc | 1011 | else |
Azure.IoT Build | 0:ef4901974abc | 1012 | { |
AzureIoTClient | 8:83bb166aba73 | 1013 | STRING_HANDLE trace_log = construct_trace_log_handle(mqtt_client); |
AzureIoTClient | 8:83bb166aba73 | 1014 | |
AzureIoTClient | 8:83bb166aba73 | 1015 | BUFFER_HANDLE unsubPacket = mqtt_codec_unsubscribe(packetId, unsubscribeList, count, trace_log); |
Azure.IoT Build | 0:ef4901974abc | 1016 | if (unsubPacket == NULL) |
Azure.IoT Build | 0:ef4901974abc | 1017 | { |
Azure.IoT Build | 0:ef4901974abc | 1018 | /*Codes_SRS_MQTT_CLIENT_07_017: [If any failure is encountered then mqtt_client_unsubscribe shall return a non-zero value.]*/ |
AzureIoTClient | 11:a0a6a4cf7812 | 1019 | LOG(AZ_LOG_ERROR, LOG_LINE, "Error: mqtt_codec_unsubscribe failed"); |
Azure.IoT Build | 0:ef4901974abc | 1020 | result = __LINE__; |
Azure.IoT Build | 0:ef4901974abc | 1021 | } |
Azure.IoT Build | 0:ef4901974abc | 1022 | else |
Azure.IoT Build | 0:ef4901974abc | 1023 | { |
AzureIoTClient | 8:83bb166aba73 | 1024 | mqtt_client->packetState = UNSUBSCRIBE_TYPE; |
Azure.IoT Build | 0:ef4901974abc | 1025 | |
Azure.IoT Build | 0:ef4901974abc | 1026 | /*Codes_SRS_MQTT_CLIENT_07_018: [On success mqtt_client_unsubscribe shall send the MQTT SUBCRIBE packet to the endpoint.]*/ |
AzureIoTClient | 8:83bb166aba73 | 1027 | if (sendPacketItem(mqtt_client, BUFFER_u_char(unsubPacket), BUFFER_length(unsubPacket)) != 0) |
Azure.IoT Build | 0:ef4901974abc | 1028 | { |
Azure.IoT Build | 0:ef4901974abc | 1029 | /*Codes_SRS_MQTT_CLIENT_07_017: [If any failure is encountered then mqtt_client_unsubscribe shall return a non-zero value.].]*/ |
AzureIoTClient | 11:a0a6a4cf7812 | 1030 | LOG(AZ_LOG_ERROR, LOG_LINE, "Error: mqtt_client_unsubscribe send failed"); |
Azure.IoT Build | 0:ef4901974abc | 1031 | result = __LINE__; |
Azure.IoT Build | 0:ef4901974abc | 1032 | } |
Azure.IoT Build | 0:ef4901974abc | 1033 | else |
Azure.IoT Build | 0:ef4901974abc | 1034 | { |
AzureIoTClient | 8:83bb166aba73 | 1035 | log_outgoing_trace(mqtt_client, trace_log); |
Azure.IoT Build | 0:ef4901974abc | 1036 | result = 0; |
Azure.IoT Build | 0:ef4901974abc | 1037 | } |
Azure.IoT Build | 0:ef4901974abc | 1038 | BUFFER_delete(unsubPacket); |
Azure.IoT Build | 0:ef4901974abc | 1039 | } |
AzureIoTClient | 8:83bb166aba73 | 1040 | if (trace_log != NULL) |
AzureIoTClient | 8:83bb166aba73 | 1041 | { |
AzureIoTClient | 8:83bb166aba73 | 1042 | STRING_delete(trace_log); |
AzureIoTClient | 8:83bb166aba73 | 1043 | } |
Azure.IoT Build | 0:ef4901974abc | 1044 | } |
Azure.IoT Build | 0:ef4901974abc | 1045 | return result; |
Azure.IoT Build | 0:ef4901974abc | 1046 | } |
Azure.IoT Build | 0:ef4901974abc | 1047 | |
Azure.IoT Build | 0:ef4901974abc | 1048 | int mqtt_client_disconnect(MQTT_CLIENT_HANDLE handle) |
Azure.IoT Build | 0:ef4901974abc | 1049 | { |
Azure.IoT Build | 0:ef4901974abc | 1050 | int result; |
AzureIoTClient | 8:83bb166aba73 | 1051 | MQTT_CLIENT* mqtt_client = (MQTT_CLIENT*)handle; |
AzureIoTClient | 8:83bb166aba73 | 1052 | if (mqtt_client == NULL) |
Azure.IoT Build | 0:ef4901974abc | 1053 | { |
Azure.IoT Build | 0:ef4901974abc | 1054 | /*Codes_SRS_MQTT_CLIENT_07_010: [If the parameters handle is NULL then mqtt_client_disconnect shall return a non-zero value.]*/ |
Azure.IoT Build | 0:ef4901974abc | 1055 | result = __LINE__; |
Azure.IoT Build | 0:ef4901974abc | 1056 | } |
Azure.IoT Build | 0:ef4901974abc | 1057 | else |
Azure.IoT Build | 0:ef4901974abc | 1058 | { |
Azure.IoT Build | 0:ef4901974abc | 1059 | BUFFER_HANDLE disconnectPacket = mqtt_codec_disconnect(); |
Azure.IoT Build | 0:ef4901974abc | 1060 | if (disconnectPacket == NULL) |
Azure.IoT Build | 0:ef4901974abc | 1061 | { |
Azure.IoT Build | 0:ef4901974abc | 1062 | /*Codes_SRS_MQTT_CLIENT_07_011: [If any failure is encountered then mqtt_client_disconnect shall return a non-zero value.]*/ |
AzureIoTClient | 11:a0a6a4cf7812 | 1063 | LOG(AZ_LOG_ERROR, LOG_LINE, "Error: mqtt_client_disconnect failed"); |
AzureIoTClient | 8:83bb166aba73 | 1064 | mqtt_client->packetState = PACKET_TYPE_ERROR; |
Azure.IoT Build | 0:ef4901974abc | 1065 | result = __LINE__; |
Azure.IoT Build | 0:ef4901974abc | 1066 | } |
Azure.IoT Build | 0:ef4901974abc | 1067 | else |
Azure.IoT Build | 0:ef4901974abc | 1068 | { |
AzureIoTClient | 8:83bb166aba73 | 1069 | mqtt_client->packetState = DISCONNECT_TYPE; |
Azure.IoT Build | 0:ef4901974abc | 1070 | |
Azure.IoT Build | 0:ef4901974abc | 1071 | /*Codes_SRS_MQTT_CLIENT_07_012: [On success mqtt_client_disconnect shall send the MQTT DISCONNECT packet to the endpoint.]*/ |
AzureIoTClient | 8:83bb166aba73 | 1072 | if (sendPacketItem(mqtt_client, BUFFER_u_char(disconnectPacket), BUFFER_length(disconnectPacket)) != 0) |
Azure.IoT Build | 0:ef4901974abc | 1073 | { |
Azure.IoT Build | 0:ef4901974abc | 1074 | /*Codes_SRS_MQTT_CLIENT_07_011: [If any failure is encountered then mqtt_client_disconnect shall return a non-zero value.]*/ |
AzureIoTClient | 11:a0a6a4cf7812 | 1075 | LOG(AZ_LOG_ERROR, LOG_LINE, "Error: mqtt_client_disconnect send failed"); |
Azure.IoT Build | 0:ef4901974abc | 1076 | result = __LINE__; |
Azure.IoT Build | 0:ef4901974abc | 1077 | } |
Azure.IoT Build | 0:ef4901974abc | 1078 | else |
Azure.IoT Build | 0:ef4901974abc | 1079 | { |
AzureIoTClient | 8:83bb166aba73 | 1080 | if (mqtt_client->logTrace) |
AzureIoTClient | 8:83bb166aba73 | 1081 | { |
AzureIoTClient | 8:83bb166aba73 | 1082 | STRING_HANDLE trace_log = STRING_construct("DISCONNECT"); |
AzureIoTClient | 8:83bb166aba73 | 1083 | log_outgoing_trace(mqtt_client, trace_log); |
AzureIoTClient | 8:83bb166aba73 | 1084 | STRING_delete(trace_log); |
AzureIoTClient | 8:83bb166aba73 | 1085 | } |
Azure.IoT Build | 0:ef4901974abc | 1086 | result = 0; |
Azure.IoT Build | 0:ef4901974abc | 1087 | } |
Azure.IoT Build | 0:ef4901974abc | 1088 | BUFFER_delete(disconnectPacket); |
Azure.IoT Build | 0:ef4901974abc | 1089 | } |
Azure.IoT Build | 0:ef4901974abc | 1090 | } |
Azure.IoT Build | 0:ef4901974abc | 1091 | return result; |
Azure.IoT Build | 0:ef4901974abc | 1092 | } |
Azure.IoT Build | 0:ef4901974abc | 1093 | |
Azure.IoT Build | 0:ef4901974abc | 1094 | void mqtt_client_dowork(MQTT_CLIENT_HANDLE handle) |
Azure.IoT Build | 0:ef4901974abc | 1095 | { |
AzureIoTClient | 8:83bb166aba73 | 1096 | MQTT_CLIENT* mqtt_client = (MQTT_CLIENT*)handle; |
Azure.IoT Build | 0:ef4901974abc | 1097 | /*Codes_SRS_MQTT_CLIENT_07_023: [If the parameter handle is NULL then mqtt_client_dowork shall do nothing.]*/ |
AzureIoTClient | 8:83bb166aba73 | 1098 | if (mqtt_client != NULL) |
Azure.IoT Build | 0:ef4901974abc | 1099 | { |
Azure.IoT Build | 0:ef4901974abc | 1100 | /*Codes_SRS_MQTT_CLIENT_07_024: [mqtt_client_dowork shall call the xio_dowork function to complete operations.]*/ |
AzureIoTClient | 8:83bb166aba73 | 1101 | xio_dowork(mqtt_client->xioHandle); |
Azure.IoT Build | 0:ef4901974abc | 1102 | |
Azure.IoT Build | 0:ef4901974abc | 1103 | /*Codes_SRS_MQTT_CLIENT_07_025: [mqtt_client_dowork shall retrieve the the last packet send value and ...]*/ |
AzureIoTClient | 8:83bb166aba73 | 1104 | if (mqtt_client->socketConnected && mqtt_client->clientConnected && mqtt_client->keepAliveInterval > 0) |
Azure.IoT Build | 0:ef4901974abc | 1105 | { |
Azure.IoT.Build | 10:2ab268507775 | 1106 | tickcounter_ms_t current_ms; |
AzureIoTClient | 8:83bb166aba73 | 1107 | if (tickcounter_get_current_ms(mqtt_client->packetTickCntr, ¤t_ms) != 0) |
Azure.IoT Build | 0:ef4901974abc | 1108 | { |
AzureIoTClient | 11:a0a6a4cf7812 | 1109 | LOG(AZ_LOG_ERROR, LOG_LINE, "Error: tickcounter_get_current_ms failed"); |
Azure.IoT Build | 0:ef4901974abc | 1110 | } |
Azure.IoT Build | 0:ef4901974abc | 1111 | else |
Azure.IoT Build | 0:ef4901974abc | 1112 | { |
AzureIoTClient | 9:37d14c31ff6e | 1113 | /* Codes_SRS_MQTT_CLIENT_07_035: [If the timeSincePing has expired past the maxPingRespTime then mqtt_client_dowork shall call the Error Callback function with the message MQTT_CLIENT_NO_PING_RESPONSE] */ |
AzureIoTClient | 8:83bb166aba73 | 1114 | if (mqtt_client->timeSincePing > 0 && ((current_ms - mqtt_client->timeSincePing)/1000) > mqtt_client->maxPingRespTime) |
AzureIoTClient | 3:9b4e7158ca0d | 1115 | { |
AzureIoTClient | 3:9b4e7158ca0d | 1116 | // We haven't gotten a ping response in the alloted time |
AzureIoTClient | 9:37d14c31ff6e | 1117 | set_error_callback(mqtt_client, MQTT_CLIENT_NO_PING_RESPONSE); |
AzureIoTClient | 8:83bb166aba73 | 1118 | mqtt_client->timeSincePing = 0; |
AzureIoTClient | 8:83bb166aba73 | 1119 | mqtt_client->packetSendTimeMs = 0; |
AzureIoTClient | 8:83bb166aba73 | 1120 | mqtt_client->packetState = UNKNOWN_TYPE; |
AzureIoTClient | 3:9b4e7158ca0d | 1121 | } |
AzureIoTClient | 8:83bb166aba73 | 1122 | else if ((((current_ms - mqtt_client->packetSendTimeMs) / 1000) + KEEP_ALIVE_BUFFER_SEC) > mqtt_client->keepAliveInterval) |
Azure.IoT Build | 0:ef4901974abc | 1123 | { |
Azure.IoT Build | 0:ef4901974abc | 1124 | /*Codes_SRS_MQTT_CLIENT_07_026: [if keepAliveInternal is > 0 and the send time is greater than the MQTT KeepAliveInterval then it shall construct an MQTT PINGREQ packet.]*/ |
Azure.IoT Build | 0:ef4901974abc | 1125 | BUFFER_HANDLE pingPacket = mqtt_codec_ping(); |
Azure.IoT Build | 0:ef4901974abc | 1126 | if (pingPacket != NULL) |
Azure.IoT Build | 0:ef4901974abc | 1127 | { |
AzureIoTClient | 8:83bb166aba73 | 1128 | (void)sendPacketItem(mqtt_client, BUFFER_u_char(pingPacket), BUFFER_length(pingPacket)); |
Azure.IoT Build | 0:ef4901974abc | 1129 | BUFFER_delete(pingPacket); |
AzureIoTClient | 8:83bb166aba73 | 1130 | (void)tickcounter_get_current_ms(mqtt_client->packetTickCntr, &mqtt_client->timeSincePing); |
AzureIoTClient | 8:83bb166aba73 | 1131 | |
AzureIoTClient | 8:83bb166aba73 | 1132 | if (mqtt_client->logTrace) |
AzureIoTClient | 8:83bb166aba73 | 1133 | { |
AzureIoTClient | 8:83bb166aba73 | 1134 | STRING_HANDLE trace_log = STRING_construct("PINGREQ"); |
AzureIoTClient | 8:83bb166aba73 | 1135 | log_outgoing_trace(mqtt_client, trace_log); |
AzureIoTClient | 8:83bb166aba73 | 1136 | STRING_delete(trace_log); |
AzureIoTClient | 8:83bb166aba73 | 1137 | } |
Azure.IoT Build | 0:ef4901974abc | 1138 | } |
Azure.IoT Build | 0:ef4901974abc | 1139 | } |
Azure.IoT Build | 0:ef4901974abc | 1140 | } |
Azure.IoT Build | 0:ef4901974abc | 1141 | } |
Azure.IoT Build | 0:ef4901974abc | 1142 | } |
Azure.IoT Build | 0:ef4901974abc | 1143 | } |
Azure.IoT Build | 0:ef4901974abc | 1144 | |
Azure.IoT Build | 0:ef4901974abc | 1145 | void mqtt_client_set_trace(MQTT_CLIENT_HANDLE handle, bool traceOn, bool rawBytesOn) |
Azure.IoT Build | 0:ef4901974abc | 1146 | { |
AzureIoTClient | 8:83bb166aba73 | 1147 | MQTT_CLIENT* mqtt_client = (MQTT_CLIENT*)handle; |
AzureIoTClient | 8:83bb166aba73 | 1148 | if (mqtt_client != NULL) |
Azure.IoT Build | 0:ef4901974abc | 1149 | { |
AzureIoTClient | 8:83bb166aba73 | 1150 | mqtt_client->logTrace = traceOn; |
AzureIoTClient | 8:83bb166aba73 | 1151 | mqtt_client->rawBytesTrace = rawBytesOn; |
Azure.IoT Build | 0:ef4901974abc | 1152 | } |
Azure.IoT Build | 0:ef4901974abc | 1153 | } |