Azure IoT / azure_uamqp_c

A small memory footprint AMQP implimentation

Dependents:   iothub_client_sample_amqp remote_monitoring simplesample_amqp

link.c@2:64b4feb67cd3, 2016-05-09 (annotated)

Committer:
AzureIoTClient
Date:
Mon May 09 14:37:14 2016 -0700
Revision:
2:64b4feb67cd3
Parent:
1:eab586236bfe
Child:
3:96522ba2ddf8
1.0.6

Who changed what in which revision?

UserRevisionLine numberNew contents of line
Azure.IoT Build 0:6ae2f7bca550 1 // Copyright (c) Microsoft. All rights reserved.
Azure.IoT Build 0:6ae2f7bca550 2 // Licensed under the MIT license. See LICENSE file in the project root for full license information.
Azure.IoT Build 0:6ae2f7bca550 3
Azure.IoT Build 0:6ae2f7bca550 4 #include <stdlib.h>
Azure.IoT Build 0:6ae2f7bca550 5 #ifdef _CRTDBG_MAP_ALLOC
Azure.IoT Build 0:6ae2f7bca550 6 #include <crtdbg.h>
Azure.IoT Build 0:6ae2f7bca550 7 #endif
Azure.IoT Build 0:6ae2f7bca550 8 #include <string.h>
Azure.IoT Build 0:6ae2f7bca550 9 #include <stdint.h>
Azure.IoT Build 0:6ae2f7bca550 10 #include <stdbool.h>
Azure.IoT Build 0:6ae2f7bca550 11 #include "azure_uamqp_c/link.h"
Azure.IoT Build 0:6ae2f7bca550 12 #include "azure_uamqp_c/session.h"
Azure.IoT Build 0:6ae2f7bca550 13 #include "azure_uamqp_c/amqpvalue.h"
Azure.IoT Build 0:6ae2f7bca550 14 #include "azure_uamqp_c/amqp_definitions.h"
Azure.IoT Build 0:6ae2f7bca550 15 #include "azure_uamqp_c/amqpalloc.h"
Azure.IoT Build 0:6ae2f7bca550 16 #include "azure_uamqp_c/amqp_frame_codec.h"
Azure.IoT Build 0:6ae2f7bca550 17 #include "azure_uamqp_c/consolelogger.h"
Azure.IoT Build 0:6ae2f7bca550 18 #include "azure_c_shared_utility/xlogging.h"
Azure.IoT Build 0:6ae2f7bca550 19 #include "azure_c_shared_utility/list.h"
Azure.IoT Build 0:6ae2f7bca550 20
Azure.IoT Build 0:6ae2f7bca550 21 #define DEFAULT_LINK_CREDIT 10000
Azure.IoT Build 0:6ae2f7bca550 22
Azure.IoT Build 0:6ae2f7bca550 23 typedef struct DELIVERY_INSTANCE_TAG
Azure.IoT Build 0:6ae2f7bca550 24 {
Azure.IoT Build 0:6ae2f7bca550 25 delivery_number delivery_id;
Azure.IoT Build 0:6ae2f7bca550 26 ON_DELIVERY_SETTLED on_delivery_settled;
Azure.IoT Build 0:6ae2f7bca550 27 void* callback_context;
Azure.IoT Build 0:6ae2f7bca550 28 void* link;
Azure.IoT Build 0:6ae2f7bca550 29 } DELIVERY_INSTANCE;
Azure.IoT Build 0:6ae2f7bca550 30
Azure.IoT Build 0:6ae2f7bca550 31 typedef struct LINK_INSTANCE_TAG
Azure.IoT Build 0:6ae2f7bca550 32 {
Azure.IoT Build 0:6ae2f7bca550 33 SESSION_HANDLE session;
Azure.IoT Build 0:6ae2f7bca550 34 LINK_STATE link_state;
Azure.IoT Build 0:6ae2f7bca550 35 LINK_STATE previous_link_state;
Azure.IoT Build 0:6ae2f7bca550 36 AMQP_VALUE source;
Azure.IoT Build 0:6ae2f7bca550 37 AMQP_VALUE target;
Azure.IoT Build 0:6ae2f7bca550 38 handle handle;
Azure.IoT Build 0:6ae2f7bca550 39 LINK_ENDPOINT_HANDLE link_endpoint;
Azure.IoT Build 0:6ae2f7bca550 40 char* name;
Azure.IoT Build 0:6ae2f7bca550 41 LIST_HANDLE pending_deliveries;
Azure.IoT Build 0:6ae2f7bca550 42 sequence_no delivery_count;
Azure.IoT Build 0:6ae2f7bca550 43 role role;
Azure.IoT Build 0:6ae2f7bca550 44 ON_LINK_STATE_CHANGED on_link_state_changed;
Azure.IoT Build 0:6ae2f7bca550 45 ON_LINK_FLOW_ON on_link_flow_on;
Azure.IoT Build 0:6ae2f7bca550 46 ON_TRANSFER_RECEIVED on_transfer_received;
Azure.IoT Build 0:6ae2f7bca550 47 void* callback_context;
Azure.IoT Build 0:6ae2f7bca550 48 sender_settle_mode snd_settle_mode;
Azure.IoT Build 0:6ae2f7bca550 49 receiver_settle_mode rcv_settle_mode;
Azure.IoT Build 0:6ae2f7bca550 50 sequence_no initial_delivery_count;
Azure.IoT Build 0:6ae2f7bca550 51 uint64_t max_message_size;
Azure.IoT Build 0:6ae2f7bca550 52 uint32_t link_credit;
Azure.IoT Build 0:6ae2f7bca550 53 uint32_t available;
Azure.IoT Build 0:6ae2f7bca550 54 fields attach_properties;
Azure.IoT Build 0:6ae2f7bca550 55 unsigned char is_underlying_session_begun : 1;
Azure.IoT Build 0:6ae2f7bca550 56 } LINK_INSTANCE;
Azure.IoT Build 0:6ae2f7bca550 57
Azure.IoT Build 0:6ae2f7bca550 58 static void set_link_state(LINK_INSTANCE* link_instance, LINK_STATE link_state)
Azure.IoT Build 0:6ae2f7bca550 59 {
Azure.IoT Build 0:6ae2f7bca550 60 link_instance->previous_link_state = link_instance->link_state;
Azure.IoT Build 0:6ae2f7bca550 61 link_instance->link_state = link_state;
Azure.IoT Build 0:6ae2f7bca550 62
Azure.IoT Build 0:6ae2f7bca550 63 if (link_instance->on_link_state_changed != NULL)
Azure.IoT Build 0:6ae2f7bca550 64 {
Azure.IoT Build 0:6ae2f7bca550 65 link_instance->on_link_state_changed(link_instance->callback_context, link_state, link_instance->previous_link_state);
Azure.IoT Build 0:6ae2f7bca550 66 }
Azure.IoT Build 0:6ae2f7bca550 67 }
Azure.IoT Build 0:6ae2f7bca550 68
Azure.IoT Build 0:6ae2f7bca550 69 static int send_flow(LINK_INSTANCE* link)
Azure.IoT Build 0:6ae2f7bca550 70 {
Azure.IoT Build 0:6ae2f7bca550 71 int result;
Azure.IoT Build 0:6ae2f7bca550 72 FLOW_HANDLE flow = flow_create(0, 0, 0);
Azure.IoT Build 0:6ae2f7bca550 73
Azure.IoT Build 0:6ae2f7bca550 74 if (flow == NULL)
Azure.IoT Build 0:6ae2f7bca550 75 {
Azure.IoT Build 0:6ae2f7bca550 76 result = __LINE__;
Azure.IoT Build 0:6ae2f7bca550 77 }
Azure.IoT Build 0:6ae2f7bca550 78 else
Azure.IoT Build 0:6ae2f7bca550 79 {
Azure.IoT Build 0:6ae2f7bca550 80 if ((flow_set_link_credit(flow, link->link_credit) != 0) ||
Azure.IoT Build 0:6ae2f7bca550 81 (flow_set_handle(flow, link->handle) != 0) ||
Azure.IoT Build 0:6ae2f7bca550 82 (flow_set_delivery_count(flow, link->delivery_count) != 0))
Azure.IoT Build 0:6ae2f7bca550 83 {
Azure.IoT Build 0:6ae2f7bca550 84 result = __LINE__;
Azure.IoT Build 0:6ae2f7bca550 85 }
Azure.IoT Build 0:6ae2f7bca550 86 else
Azure.IoT Build 0:6ae2f7bca550 87 {
Azure.IoT Build 0:6ae2f7bca550 88 if (session_send_flow(link->link_endpoint, flow) != 0)
Azure.IoT Build 0:6ae2f7bca550 89 {
Azure.IoT Build 0:6ae2f7bca550 90 result = __LINE__;
Azure.IoT Build 0:6ae2f7bca550 91 }
Azure.IoT Build 0:6ae2f7bca550 92 else
Azure.IoT Build 0:6ae2f7bca550 93 {
Azure.IoT Build 0:6ae2f7bca550 94 result = 0;
Azure.IoT Build 0:6ae2f7bca550 95 }
Azure.IoT Build 0:6ae2f7bca550 96 }
Azure.IoT Build 0:6ae2f7bca550 97
Azure.IoT Build 0:6ae2f7bca550 98 flow_destroy(flow);
Azure.IoT Build 0:6ae2f7bca550 99 }
Azure.IoT Build 0:6ae2f7bca550 100
Azure.IoT Build 0:6ae2f7bca550 101 return result;
Azure.IoT Build 0:6ae2f7bca550 102 }
Azure.IoT Build 0:6ae2f7bca550 103
Azure.IoT Build 0:6ae2f7bca550 104 static int send_disposition(LINK_INSTANCE* link_instance, delivery_number delivery_number, AMQP_VALUE delivery_state)
Azure.IoT Build 0:6ae2f7bca550 105 {
Azure.IoT Build 0:6ae2f7bca550 106 int result;
Azure.IoT Build 0:6ae2f7bca550 107
Azure.IoT Build 0:6ae2f7bca550 108 DISPOSITION_HANDLE disposition = disposition_create(link_instance->role, delivery_number);
Azure.IoT Build 0:6ae2f7bca550 109 if (disposition == NULL)
Azure.IoT Build 0:6ae2f7bca550 110 {
Azure.IoT Build 0:6ae2f7bca550 111 result = __LINE__;
Azure.IoT Build 0:6ae2f7bca550 112 }
Azure.IoT Build 0:6ae2f7bca550 113 else
Azure.IoT Build 0:6ae2f7bca550 114 {
Azure.IoT Build 0:6ae2f7bca550 115 if ((disposition_set_last(disposition, delivery_number) != 0) ||
Azure.IoT Build 0:6ae2f7bca550 116 (disposition_set_settled(disposition, true) != 0) ||
Azure.IoT Build 0:6ae2f7bca550 117 ((delivery_state != NULL) && (disposition_set_state(disposition, delivery_state) != 0)))
Azure.IoT Build 0:6ae2f7bca550 118 {
Azure.IoT Build 0:6ae2f7bca550 119 result = __LINE__;
Azure.IoT Build 0:6ae2f7bca550 120 }
Azure.IoT Build 0:6ae2f7bca550 121 else
Azure.IoT Build 0:6ae2f7bca550 122 {
Azure.IoT Build 0:6ae2f7bca550 123 if (session_send_disposition(link_instance->link_endpoint, disposition) != 0)
Azure.IoT Build 0:6ae2f7bca550 124 {
Azure.IoT Build 0:6ae2f7bca550 125 result = __LINE__;
Azure.IoT Build 0:6ae2f7bca550 126 }
Azure.IoT Build 0:6ae2f7bca550 127 else
Azure.IoT Build 0:6ae2f7bca550 128 {
Azure.IoT Build 0:6ae2f7bca550 129 result = 0;
Azure.IoT Build 0:6ae2f7bca550 130 }
Azure.IoT Build 0:6ae2f7bca550 131 }
Azure.IoT Build 0:6ae2f7bca550 132
Azure.IoT Build 0:6ae2f7bca550 133 disposition_destroy(disposition);
Azure.IoT Build 0:6ae2f7bca550 134 }
Azure.IoT Build 0:6ae2f7bca550 135
Azure.IoT Build 0:6ae2f7bca550 136 return result;
Azure.IoT Build 0:6ae2f7bca550 137 }
Azure.IoT Build 0:6ae2f7bca550 138
Azure.IoT Build 0:6ae2f7bca550 139 static int send_detach_frame(LINK_INSTANCE* link_instance, ERROR_HANDLE error_handle)
Azure.IoT Build 0:6ae2f7bca550 140 {
Azure.IoT Build 0:6ae2f7bca550 141 int result;
Azure.IoT Build 0:6ae2f7bca550 142 DETACH_HANDLE detach_performative;
Azure.IoT Build 0:6ae2f7bca550 143
Azure.IoT Build 0:6ae2f7bca550 144 detach_performative = detach_create(0);
Azure.IoT Build 0:6ae2f7bca550 145 if (detach_performative == NULL)
Azure.IoT Build 0:6ae2f7bca550 146 {
Azure.IoT Build 0:6ae2f7bca550 147 result = __LINE__;
Azure.IoT Build 0:6ae2f7bca550 148 }
Azure.IoT Build 0:6ae2f7bca550 149 else
Azure.IoT Build 0:6ae2f7bca550 150 {
Azure.IoT Build 0:6ae2f7bca550 151 if ((error_handle != NULL) &&
Azure.IoT Build 0:6ae2f7bca550 152 (detach_set_error(detach_performative, error_handle) != 0))
Azure.IoT Build 0:6ae2f7bca550 153 {
Azure.IoT Build 0:6ae2f7bca550 154 result = __LINE__;
Azure.IoT Build 0:6ae2f7bca550 155 }
Azure.IoT Build 0:6ae2f7bca550 156 else
Azure.IoT Build 0:6ae2f7bca550 157 {
Azure.IoT Build 0:6ae2f7bca550 158 if (session_send_detach(link_instance->link_endpoint, detach_performative) != 0)
Azure.IoT Build 0:6ae2f7bca550 159 {
Azure.IoT Build 0:6ae2f7bca550 160 result = __LINE__;
Azure.IoT Build 0:6ae2f7bca550 161 }
Azure.IoT Build 0:6ae2f7bca550 162 else
Azure.IoT Build 0:6ae2f7bca550 163 {
Azure.IoT Build 0:6ae2f7bca550 164 result = 0;
Azure.IoT Build 0:6ae2f7bca550 165 }
Azure.IoT Build 0:6ae2f7bca550 166 }
Azure.IoT Build 0:6ae2f7bca550 167
Azure.IoT Build 0:6ae2f7bca550 168 detach_destroy(detach_performative);
Azure.IoT Build 0:6ae2f7bca550 169 }
Azure.IoT Build 0:6ae2f7bca550 170
Azure.IoT Build 0:6ae2f7bca550 171 return result;
Azure.IoT Build 0:6ae2f7bca550 172 }
Azure.IoT Build 0:6ae2f7bca550 173
Azure.IoT Build 0:6ae2f7bca550 174 static void link_frame_received(void* context, AMQP_VALUE performative, uint32_t payload_size, const unsigned char* payload_bytes)
Azure.IoT Build 0:6ae2f7bca550 175 {
Azure.IoT Build 0:6ae2f7bca550 176 LINK_INSTANCE* link_instance = (LINK_INSTANCE*)context;
Azure.IoT Build 0:6ae2f7bca550 177 AMQP_VALUE descriptor = amqpvalue_get_inplace_descriptor(performative);
Azure.IoT Build 0:6ae2f7bca550 178
Azure.IoT Build 0:6ae2f7bca550 179 if (is_attach_type_by_descriptor(descriptor))
Azure.IoT Build 0:6ae2f7bca550 180 {
Azure.IoT Build 0:6ae2f7bca550 181 ATTACH_HANDLE attach_handle;
Azure.IoT Build 0:6ae2f7bca550 182 if (amqpvalue_get_attach(performative, &attach_handle) == 0)
Azure.IoT Build 0:6ae2f7bca550 183 {
Azure.IoT Build 0:6ae2f7bca550 184 if ((link_instance->role == role_receiver) &&
Azure.IoT Build 0:6ae2f7bca550 185 (attach_get_initial_delivery_count(attach_handle, &link_instance->delivery_count) != 0))
Azure.IoT Build 0:6ae2f7bca550 186 {
Azure.IoT Build 0:6ae2f7bca550 187 /* error */
Azure.IoT Build 0:6ae2f7bca550 188 set_link_state(link_instance, LINK_STATE_DETACHED);
Azure.IoT Build 0:6ae2f7bca550 189 }
Azure.IoT Build 0:6ae2f7bca550 190 else
Azure.IoT Build 0:6ae2f7bca550 191 {
Azure.IoT Build 0:6ae2f7bca550 192 if (link_instance->link_state == LINK_STATE_HALF_ATTACHED)
Azure.IoT Build 0:6ae2f7bca550 193 {
Azure.IoT Build 0:6ae2f7bca550 194 if (link_instance->role == role_receiver)
Azure.IoT Build 0:6ae2f7bca550 195 {
Azure.IoT Build 0:6ae2f7bca550 196 link_instance->link_credit = DEFAULT_LINK_CREDIT;
Azure.IoT Build 0:6ae2f7bca550 197 send_flow(link_instance);
Azure.IoT Build 0:6ae2f7bca550 198 }
Azure.IoT Build 0:6ae2f7bca550 199 else
Azure.IoT Build 0:6ae2f7bca550 200 {
Azure.IoT Build 0:6ae2f7bca550 201 link_instance->link_credit = 0;
Azure.IoT Build 0:6ae2f7bca550 202 }
Azure.IoT Build 0:6ae2f7bca550 203
Azure.IoT Build 0:6ae2f7bca550 204 set_link_state(link_instance, LINK_STATE_ATTACHED);
Azure.IoT Build 0:6ae2f7bca550 205 }
Azure.IoT Build 0:6ae2f7bca550 206 }
Azure.IoT Build 0:6ae2f7bca550 207
Azure.IoT Build 0:6ae2f7bca550 208 attach_destroy(attach_handle);
Azure.IoT Build 0:6ae2f7bca550 209 }
Azure.IoT Build 0:6ae2f7bca550 210 }
Azure.IoT Build 0:6ae2f7bca550 211 else if (is_flow_type_by_descriptor(descriptor))
Azure.IoT Build 0:6ae2f7bca550 212 {
Azure.IoT Build 0:6ae2f7bca550 213 FLOW_HANDLE flow_handle;
Azure.IoT Build 0:6ae2f7bca550 214 if (amqpvalue_get_flow(performative, &flow_handle) == 0)
Azure.IoT Build 0:6ae2f7bca550 215 {
Azure.IoT Build 0:6ae2f7bca550 216 if (link_instance->role == role_sender)
Azure.IoT Build 0:6ae2f7bca550 217 {
Azure.IoT Build 0:6ae2f7bca550 218 delivery_number rcv_delivery_count;
Azure.IoT Build 0:6ae2f7bca550 219 uint32_t rcv_link_credit;
Azure.IoT Build 0:6ae2f7bca550 220
Azure.IoT Build 0:6ae2f7bca550 221 if ((flow_get_link_credit(flow_handle, &rcv_link_credit) != 0) ||
Azure.IoT Build 0:6ae2f7bca550 222 (flow_get_delivery_count(flow_handle, &rcv_delivery_count) != 0))
Azure.IoT Build 0:6ae2f7bca550 223 {
Azure.IoT Build 0:6ae2f7bca550 224 /* error */
Azure.IoT Build 0:6ae2f7bca550 225 set_link_state(link_instance, LINK_STATE_DETACHED);
Azure.IoT Build 0:6ae2f7bca550 226 }
Azure.IoT Build 0:6ae2f7bca550 227 else
Azure.IoT Build 0:6ae2f7bca550 228 {
Azure.IoT Build 0:6ae2f7bca550 229 link_instance->link_credit = rcv_delivery_count + rcv_link_credit - link_instance->delivery_count;
Azure.IoT Build 0:6ae2f7bca550 230 if (link_instance->link_credit > 0)
Azure.IoT Build 0:6ae2f7bca550 231 {
Azure.IoT Build 0:6ae2f7bca550 232 link_instance->on_link_flow_on(link_instance->callback_context);
Azure.IoT Build 0:6ae2f7bca550 233 }
Azure.IoT Build 0:6ae2f7bca550 234 }
Azure.IoT Build 0:6ae2f7bca550 235 }
Azure.IoT Build 0:6ae2f7bca550 236 }
Azure.IoT Build 0:6ae2f7bca550 237
Azure.IoT Build 0:6ae2f7bca550 238 flow_destroy(flow_handle);
Azure.IoT Build 0:6ae2f7bca550 239 }
Azure.IoT Build 0:6ae2f7bca550 240 else if (is_transfer_type_by_descriptor(descriptor))
Azure.IoT Build 0:6ae2f7bca550 241 {
Azure.IoT Build 0:6ae2f7bca550 242 if (link_instance->on_transfer_received != NULL)
Azure.IoT Build 0:6ae2f7bca550 243 {
Azure.IoT Build 0:6ae2f7bca550 244 TRANSFER_HANDLE transfer_handle;
Azure.IoT Build 0:6ae2f7bca550 245 if (amqpvalue_get_transfer(performative, &transfer_handle) == 0)
Azure.IoT Build 0:6ae2f7bca550 246 {
Azure.IoT Build 0:6ae2f7bca550 247 AMQP_VALUE delivery_state;
Azure.IoT Build 0:6ae2f7bca550 248 delivery_number received_delivery_id;
Azure.IoT Build 0:6ae2f7bca550 249
Azure.IoT Build 0:6ae2f7bca550 250 link_instance->link_credit--;
Azure.IoT Build 0:6ae2f7bca550 251 link_instance->delivery_count++;
Azure.IoT Build 0:6ae2f7bca550 252 if (link_instance->link_credit == 0)
Azure.IoT Build 0:6ae2f7bca550 253 {
Azure.IoT Build 0:6ae2f7bca550 254 link_instance->link_credit = DEFAULT_LINK_CREDIT;
Azure.IoT Build 0:6ae2f7bca550 255 send_flow(link_instance);
Azure.IoT Build 0:6ae2f7bca550 256 }
Azure.IoT Build 0:6ae2f7bca550 257
Azure.IoT Build 0:6ae2f7bca550 258 if (transfer_get_delivery_id(transfer_handle, &received_delivery_id) != 0)
Azure.IoT Build 0:6ae2f7bca550 259 {
Azure.IoT Build 0:6ae2f7bca550 260 /* error */
Azure.IoT Build 0:6ae2f7bca550 261 }
Azure.IoT Build 0:6ae2f7bca550 262 else
Azure.IoT Build 0:6ae2f7bca550 263 {
Azure.IoT Build 0:6ae2f7bca550 264 delivery_state = link_instance->on_transfer_received(link_instance->callback_context, transfer_handle, payload_size, payload_bytes);
Azure.IoT Build 0:6ae2f7bca550 265
Azure.IoT Build 0:6ae2f7bca550 266 if (send_disposition(link_instance, received_delivery_id, delivery_state) != 0)
Azure.IoT Build 0:6ae2f7bca550 267 {
Azure.IoT Build 0:6ae2f7bca550 268 /* error */
Azure.IoT Build 0:6ae2f7bca550 269 }
Azure.IoT Build 0:6ae2f7bca550 270
Azure.IoT Build 0:6ae2f7bca550 271 if (delivery_state != NULL)
Azure.IoT Build 0:6ae2f7bca550 272 {
Azure.IoT Build 0:6ae2f7bca550 273 amqpvalue_destroy(delivery_state);
Azure.IoT Build 0:6ae2f7bca550 274 }
Azure.IoT Build 0:6ae2f7bca550 275 }
Azure.IoT Build 0:6ae2f7bca550 276
Azure.IoT Build 0:6ae2f7bca550 277 transfer_destroy(transfer_handle);
Azure.IoT Build 0:6ae2f7bca550 278 }
Azure.IoT Build 0:6ae2f7bca550 279 }
Azure.IoT Build 0:6ae2f7bca550 280 }
Azure.IoT Build 0:6ae2f7bca550 281 else if (is_disposition_type_by_descriptor(descriptor))
Azure.IoT Build 0:6ae2f7bca550 282 {
Azure.IoT Build 0:6ae2f7bca550 283 DISPOSITION_HANDLE disposition;
Azure.IoT Build 0:6ae2f7bca550 284 if (amqpvalue_get_disposition(performative, &disposition) != 0)
Azure.IoT Build 0:6ae2f7bca550 285 {
Azure.IoT Build 0:6ae2f7bca550 286 /* error */
Azure.IoT Build 0:6ae2f7bca550 287 }
Azure.IoT Build 0:6ae2f7bca550 288 else
Azure.IoT Build 0:6ae2f7bca550 289 {
Azure.IoT Build 0:6ae2f7bca550 290 delivery_number first;
Azure.IoT Build 0:6ae2f7bca550 291 delivery_number last;
Azure.IoT Build 0:6ae2f7bca550 292
Azure.IoT Build 0:6ae2f7bca550 293 if (disposition_get_first(disposition, &first) != 0)
Azure.IoT Build 0:6ae2f7bca550 294 {
Azure.IoT Build 0:6ae2f7bca550 295 /* error */
Azure.IoT Build 0:6ae2f7bca550 296 }
Azure.IoT Build 0:6ae2f7bca550 297 else
Azure.IoT Build 0:6ae2f7bca550 298 {
Azure.IoT Build 0:6ae2f7bca550 299 bool settled;
Azure.IoT Build 0:6ae2f7bca550 300
Azure.IoT Build 0:6ae2f7bca550 301 if (disposition_get_last(disposition, &last) != 0)
Azure.IoT Build 0:6ae2f7bca550 302 {
Azure.IoT Build 0:6ae2f7bca550 303 last = first;
Azure.IoT Build 0:6ae2f7bca550 304 }
Azure.IoT Build 0:6ae2f7bca550 305
Azure.IoT Build 0:6ae2f7bca550 306 if (disposition_get_settled(disposition, &settled) != 0)
Azure.IoT Build 0:6ae2f7bca550 307 {
Azure.IoT Build 0:6ae2f7bca550 308 /* Error */
Azure.IoT Build 0:6ae2f7bca550 309 settled = false;
Azure.IoT Build 0:6ae2f7bca550 310 }
Azure.IoT Build 0:6ae2f7bca550 311
Azure.IoT Build 0:6ae2f7bca550 312 if (settled)
Azure.IoT Build 0:6ae2f7bca550 313 {
Azure.IoT Build 0:6ae2f7bca550 314 LIST_ITEM_HANDLE pending_delivery = list_get_head_item(link_instance->pending_deliveries);
Azure.IoT Build 0:6ae2f7bca550 315 while (pending_delivery != NULL)
Azure.IoT Build 0:6ae2f7bca550 316 {
Azure.IoT Build 0:6ae2f7bca550 317 LIST_ITEM_HANDLE next_pending_delivery = list_get_next_item(pending_delivery);
Azure.IoT Build 0:6ae2f7bca550 318 DELIVERY_INSTANCE* delivery_instance = (DELIVERY_INSTANCE*)list_item_get_value(pending_delivery);
Azure.IoT Build 0:6ae2f7bca550 319 if (delivery_instance == NULL)
Azure.IoT Build 0:6ae2f7bca550 320 {
Azure.IoT Build 0:6ae2f7bca550 321 /* error */
Azure.IoT Build 0:6ae2f7bca550 322 break;
Azure.IoT Build 0:6ae2f7bca550 323 }
Azure.IoT Build 0:6ae2f7bca550 324 else
Azure.IoT Build 0:6ae2f7bca550 325 {
Azure.IoT Build 0:6ae2f7bca550 326 if ((delivery_instance->delivery_id >= first) && (delivery_instance->delivery_id <= last))
Azure.IoT Build 0:6ae2f7bca550 327 {
Azure.IoT Build 0:6ae2f7bca550 328 delivery_instance->on_delivery_settled(delivery_instance->callback_context, delivery_instance->delivery_id);
Azure.IoT Build 0:6ae2f7bca550 329 amqpalloc_free(delivery_instance);
Azure.IoT Build 0:6ae2f7bca550 330 if (list_remove(link_instance->pending_deliveries, pending_delivery) != 0)
Azure.IoT Build 0:6ae2f7bca550 331 {
Azure.IoT Build 0:6ae2f7bca550 332 /* error */
Azure.IoT Build 0:6ae2f7bca550 333 break;
Azure.IoT Build 0:6ae2f7bca550 334 }
Azure.IoT Build 0:6ae2f7bca550 335 else
Azure.IoT Build 0:6ae2f7bca550 336 {
Azure.IoT Build 0:6ae2f7bca550 337 pending_delivery = next_pending_delivery;
Azure.IoT Build 0:6ae2f7bca550 338 }
Azure.IoT Build 0:6ae2f7bca550 339 }
Azure.IoT Build 0:6ae2f7bca550 340 else
Azure.IoT Build 0:6ae2f7bca550 341 {
Azure.IoT Build 0:6ae2f7bca550 342 pending_delivery = next_pending_delivery;
Azure.IoT Build 0:6ae2f7bca550 343 }
Azure.IoT Build 0:6ae2f7bca550 344 }
Azure.IoT Build 0:6ae2f7bca550 345 }
Azure.IoT Build 0:6ae2f7bca550 346 }
Azure.IoT Build 0:6ae2f7bca550 347 }
Azure.IoT Build 0:6ae2f7bca550 348
Azure.IoT Build 0:6ae2f7bca550 349 disposition_destroy(disposition);
Azure.IoT Build 0:6ae2f7bca550 350 }
Azure.IoT Build 0:6ae2f7bca550 351 }
Azure.IoT Build 0:6ae2f7bca550 352 else if (is_detach_type_by_descriptor(descriptor))
Azure.IoT Build 0:6ae2f7bca550 353 {
AzureIoTClient 1:eab586236bfe 354 DETACH_HANDLE detach;
AzureIoTClient 1:eab586236bfe 355
AzureIoTClient 1:eab586236bfe 356 /* Respond with ack */
AzureIoTClient 1:eab586236bfe 357 (void)send_detach_frame(link_instance, NULL);
AzureIoTClient 1:eab586236bfe 358
AzureIoTClient 1:eab586236bfe 359 /* Set link state appropriately based on whether we received detach condition */
AzureIoTClient 1:eab586236bfe 360 if (amqpvalue_get_detach(performative, &detach) == 0)
AzureIoTClient 1:eab586236bfe 361 {
AzureIoTClient 1:eab586236bfe 362 ERROR_HANDLE error;
AzureIoTClient 1:eab586236bfe 363 if (detach_get_error(detach, &error) == 0)
AzureIoTClient 1:eab586236bfe 364 {
AzureIoTClient 1:eab586236bfe 365 error_destroy(error);
AzureIoTClient 1:eab586236bfe 366
AzureIoTClient 1:eab586236bfe 367 set_link_state(link_instance, LINK_STATE_ERROR);
AzureIoTClient 1:eab586236bfe 368 }
AzureIoTClient 1:eab586236bfe 369 else
AzureIoTClient 1:eab586236bfe 370 {
AzureIoTClient 1:eab586236bfe 371 set_link_state(link_instance, LINK_STATE_DETACHED);
AzureIoTClient 1:eab586236bfe 372 }
AzureIoTClient 1:eab586236bfe 373 }
AzureIoTClient 1:eab586236bfe 374 }
Azure.IoT Build 0:6ae2f7bca550 375 }
Azure.IoT Build 0:6ae2f7bca550 376
Azure.IoT Build 0:6ae2f7bca550 377 static int send_attach(LINK_INSTANCE* link, const char* name, handle handle, role role)
Azure.IoT Build 0:6ae2f7bca550 378 {
Azure.IoT Build 0:6ae2f7bca550 379 int result;
Azure.IoT Build 0:6ae2f7bca550 380 ATTACH_HANDLE attach = attach_create(name, handle, role);
Azure.IoT Build 0:6ae2f7bca550 381
Azure.IoT Build 0:6ae2f7bca550 382 if (attach == NULL)
Azure.IoT Build 0:6ae2f7bca550 383 {
Azure.IoT Build 0:6ae2f7bca550 384 result = __LINE__;
Azure.IoT Build 0:6ae2f7bca550 385 }
Azure.IoT Build 0:6ae2f7bca550 386 else
Azure.IoT Build 0:6ae2f7bca550 387 {
Azure.IoT Build 0:6ae2f7bca550 388 result = 0;
Azure.IoT Build 0:6ae2f7bca550 389
Azure.IoT Build 0:6ae2f7bca550 390 link->delivery_count = link->initial_delivery_count;
Azure.IoT Build 0:6ae2f7bca550 391
Azure.IoT Build 0:6ae2f7bca550 392 attach_set_snd_settle_mode(attach, link->snd_settle_mode);
Azure.IoT Build 0:6ae2f7bca550 393 attach_set_rcv_settle_mode(attach, link->rcv_settle_mode);
Azure.IoT Build 0:6ae2f7bca550 394 attach_set_role(attach, role);
Azure.IoT Build 0:6ae2f7bca550 395 attach_set_source(attach, link->source);
Azure.IoT Build 0:6ae2f7bca550 396 attach_set_target(attach, link->target);
Azure.IoT Build 0:6ae2f7bca550 397 attach_set_properties(attach, link->attach_properties);
Azure.IoT Build 0:6ae2f7bca550 398
Azure.IoT Build 0:6ae2f7bca550 399 if (role == role_sender)
Azure.IoT Build 0:6ae2f7bca550 400 {
Azure.IoT Build 0:6ae2f7bca550 401 if (attach_set_initial_delivery_count(attach, link->delivery_count) != 0)
Azure.IoT Build 0:6ae2f7bca550 402 {
Azure.IoT Build 0:6ae2f7bca550 403 result = __LINE__;
Azure.IoT Build 0:6ae2f7bca550 404 }
Azure.IoT Build 0:6ae2f7bca550 405 }
Azure.IoT Build 0:6ae2f7bca550 406
Azure.IoT Build 0:6ae2f7bca550 407 if (result == 0)
Azure.IoT Build 0:6ae2f7bca550 408 {
Azure.IoT Build 0:6ae2f7bca550 409 if ((attach_set_max_message_size(attach, link->max_message_size) != 0) ||
Azure.IoT Build 0:6ae2f7bca550 410 (session_send_attach(link->link_endpoint, attach) != 0))
Azure.IoT Build 0:6ae2f7bca550 411 {
Azure.IoT Build 0:6ae2f7bca550 412 result = __LINE__;
Azure.IoT Build 0:6ae2f7bca550 413 }
Azure.IoT Build 0:6ae2f7bca550 414 else
Azure.IoT Build 0:6ae2f7bca550 415 {
Azure.IoT Build 0:6ae2f7bca550 416 result = 0;
Azure.IoT Build 0:6ae2f7bca550 417 }
Azure.IoT Build 0:6ae2f7bca550 418 }
Azure.IoT Build 0:6ae2f7bca550 419
Azure.IoT Build 0:6ae2f7bca550 420 attach_destroy(attach);
Azure.IoT Build 0:6ae2f7bca550 421 }
Azure.IoT Build 0:6ae2f7bca550 422
Azure.IoT Build 0:6ae2f7bca550 423 return result;
Azure.IoT Build 0:6ae2f7bca550 424 }
Azure.IoT Build 0:6ae2f7bca550 425
Azure.IoT Build 0:6ae2f7bca550 426 static int send_detach(LINK_INSTANCE* link_instance, ERROR_HANDLE error)
Azure.IoT Build 0:6ae2f7bca550 427 {
Azure.IoT Build 0:6ae2f7bca550 428 int result;
Azure.IoT Build 0:6ae2f7bca550 429
Azure.IoT Build 0:6ae2f7bca550 430 DETACH_HANDLE detach = detach_create(0);
Azure.IoT Build 0:6ae2f7bca550 431 if (detach == NULL)
Azure.IoT Build 0:6ae2f7bca550 432 {
Azure.IoT Build 0:6ae2f7bca550 433 result = __LINE__;
Azure.IoT Build 0:6ae2f7bca550 434 }
Azure.IoT Build 0:6ae2f7bca550 435 else
Azure.IoT Build 0:6ae2f7bca550 436 {
Azure.IoT Build 0:6ae2f7bca550 437 if (((error != NULL) && (detach_set_error(detach, error) != 0)) ||
Azure.IoT Build 0:6ae2f7bca550 438 (session_send_detach(link_instance->link_endpoint, detach) != 0))
Azure.IoT Build 0:6ae2f7bca550 439 {
Azure.IoT Build 0:6ae2f7bca550 440 result = __LINE__;
Azure.IoT Build 0:6ae2f7bca550 441 }
Azure.IoT Build 0:6ae2f7bca550 442 else
Azure.IoT Build 0:6ae2f7bca550 443 {
Azure.IoT Build 0:6ae2f7bca550 444 result = 0;
Azure.IoT Build 0:6ae2f7bca550 445 }
Azure.IoT Build 0:6ae2f7bca550 446
Azure.IoT Build 0:6ae2f7bca550 447 detach_destroy(detach);
Azure.IoT Build 0:6ae2f7bca550 448 }
Azure.IoT Build 0:6ae2f7bca550 449
Azure.IoT Build 0:6ae2f7bca550 450 return result;
Azure.IoT Build 0:6ae2f7bca550 451 }
Azure.IoT Build 0:6ae2f7bca550 452
Azure.IoT Build 0:6ae2f7bca550 453 static void on_session_state_changed(void* context, SESSION_STATE new_session_state, SESSION_STATE previous_session_state)
Azure.IoT Build 0:6ae2f7bca550 454 {
Azure.IoT Build 0:6ae2f7bca550 455 LINK_INSTANCE* link_instance = (LINK_INSTANCE*)context;
Azure.IoT Build 0:6ae2f7bca550 456
Azure.IoT Build 0:6ae2f7bca550 457 if (new_session_state == SESSION_STATE_MAPPED)
Azure.IoT Build 0:6ae2f7bca550 458 {
Azure.IoT Build 0:6ae2f7bca550 459 if (link_instance->link_state == LINK_STATE_DETACHED)
Azure.IoT Build 0:6ae2f7bca550 460 {
Azure.IoT Build 0:6ae2f7bca550 461 if (send_attach(link_instance, link_instance->name, 0, link_instance->role) == 0)
Azure.IoT Build 0:6ae2f7bca550 462 {
Azure.IoT Build 0:6ae2f7bca550 463 set_link_state(link_instance, LINK_STATE_HALF_ATTACHED);
Azure.IoT Build 0:6ae2f7bca550 464 }
Azure.IoT Build 0:6ae2f7bca550 465 }
Azure.IoT Build 0:6ae2f7bca550 466 }
Azure.IoT Build 0:6ae2f7bca550 467 else if (new_session_state == SESSION_STATE_DISCARDING)
Azure.IoT Build 0:6ae2f7bca550 468 {
Azure.IoT Build 0:6ae2f7bca550 469 set_link_state(link_instance, LINK_STATE_DETACHED);
Azure.IoT Build 0:6ae2f7bca550 470 }
AzureIoTClient 1:eab586236bfe 471 else if (new_session_state == SESSION_STATE_ERROR)
AzureIoTClient 1:eab586236bfe 472 {
AzureIoTClient 1:eab586236bfe 473 set_link_state(link_instance, LINK_STATE_ERROR);
AzureIoTClient 1:eab586236bfe 474 }
Azure.IoT Build 0:6ae2f7bca550 475 }
Azure.IoT Build 0:6ae2f7bca550 476
Azure.IoT Build 0:6ae2f7bca550 477 static void on_session_flow_on(void* context)
Azure.IoT Build 0:6ae2f7bca550 478 {
Azure.IoT Build 0:6ae2f7bca550 479 LINK_INSTANCE* link_instance = (LINK_INSTANCE*)context;
Azure.IoT Build 0:6ae2f7bca550 480 if (link_instance->role == role_sender)
Azure.IoT Build 0:6ae2f7bca550 481 {
Azure.IoT Build 0:6ae2f7bca550 482 link_instance->on_link_flow_on(link_instance->callback_context);
Azure.IoT Build 0:6ae2f7bca550 483 }
Azure.IoT Build 0:6ae2f7bca550 484 }
Azure.IoT Build 0:6ae2f7bca550 485
Azure.IoT Build 0:6ae2f7bca550 486 static void on_send_complete(void* context, IO_SEND_RESULT send_result)
Azure.IoT Build 0:6ae2f7bca550 487 {
Azure.IoT Build 0:6ae2f7bca550 488 LIST_ITEM_HANDLE delivery_instance_list_item = (LIST_ITEM_HANDLE)context;
Azure.IoT Build 0:6ae2f7bca550 489 DELIVERY_INSTANCE* delivery_instance = (DELIVERY_INSTANCE*)list_item_get_value(delivery_instance_list_item);
Azure.IoT Build 0:6ae2f7bca550 490 LINK_INSTANCE* link_instance = (LINK_INSTANCE*)delivery_instance->link;
Azure.IoT Build 0:6ae2f7bca550 491 if (link_instance->snd_settle_mode == sender_settle_mode_settled)
Azure.IoT Build 0:6ae2f7bca550 492 {
Azure.IoT Build 0:6ae2f7bca550 493 delivery_instance->on_delivery_settled(delivery_instance->callback_context, delivery_instance->delivery_id);
Azure.IoT Build 0:6ae2f7bca550 494 amqpalloc_free(delivery_instance);
Azure.IoT Build 0:6ae2f7bca550 495 (void)list_remove(link_instance->pending_deliveries, delivery_instance_list_item);
Azure.IoT Build 0:6ae2f7bca550 496 }
Azure.IoT Build 0:6ae2f7bca550 497 }
Azure.IoT Build 0:6ae2f7bca550 498
Azure.IoT Build 0:6ae2f7bca550 499 LINK_HANDLE link_create(SESSION_HANDLE session, const char* name, role role, AMQP_VALUE source, AMQP_VALUE target)
Azure.IoT Build 0:6ae2f7bca550 500 {
Azure.IoT Build 0:6ae2f7bca550 501 LINK_INSTANCE* result = amqpalloc_malloc(sizeof(LINK_INSTANCE));
Azure.IoT Build 0:6ae2f7bca550 502 if (result != NULL)
Azure.IoT Build 0:6ae2f7bca550 503 {
Azure.IoT Build 0:6ae2f7bca550 504 result->link_state = LINK_STATE_DETACHED;
Azure.IoT Build 0:6ae2f7bca550 505 result->previous_link_state = LINK_STATE_DETACHED;
Azure.IoT Build 0:6ae2f7bca550 506 result->role = role;
Azure.IoT Build 0:6ae2f7bca550 507 result->source = amqpvalue_clone(source);
Azure.IoT Build 0:6ae2f7bca550 508 result->target = amqpvalue_clone(target);
Azure.IoT Build 0:6ae2f7bca550 509 result->session = session;
Azure.IoT Build 0:6ae2f7bca550 510 result->handle = 0;
Azure.IoT Build 0:6ae2f7bca550 511 result->snd_settle_mode = sender_settle_mode_unsettled;
Azure.IoT Build 0:6ae2f7bca550 512 result->rcv_settle_mode = receiver_settle_mode_first;
Azure.IoT Build 0:6ae2f7bca550 513 result->delivery_count = 0;
Azure.IoT Build 0:6ae2f7bca550 514 result->initial_delivery_count = 0;
Azure.IoT Build 0:6ae2f7bca550 515 result->max_message_size = 0;
Azure.IoT Build 0:6ae2f7bca550 516 result->is_underlying_session_begun = 0;
Azure.IoT Build 0:6ae2f7bca550 517 result->attach_properties = NULL;
Azure.IoT Build 0:6ae2f7bca550 518
Azure.IoT Build 0:6ae2f7bca550 519 result->pending_deliveries = list_create();
Azure.IoT Build 0:6ae2f7bca550 520 if (result->pending_deliveries == NULL)
Azure.IoT Build 0:6ae2f7bca550 521 {
Azure.IoT Build 0:6ae2f7bca550 522 amqpalloc_free(result);
Azure.IoT Build 0:6ae2f7bca550 523 result = NULL;
Azure.IoT Build 0:6ae2f7bca550 524 }
Azure.IoT Build 0:6ae2f7bca550 525 else
Azure.IoT Build 0:6ae2f7bca550 526 {
Azure.IoT Build 0:6ae2f7bca550 527 result->name = amqpalloc_malloc(strlen(name) + 1);
Azure.IoT Build 0:6ae2f7bca550 528 if (result->name == NULL)
Azure.IoT Build 0:6ae2f7bca550 529 {
Azure.IoT Build 0:6ae2f7bca550 530 list_destroy(result->pending_deliveries);
Azure.IoT Build 0:6ae2f7bca550 531 amqpalloc_free(result);
Azure.IoT Build 0:6ae2f7bca550 532 result = NULL;
Azure.IoT Build 0:6ae2f7bca550 533 }
Azure.IoT Build 0:6ae2f7bca550 534 else
Azure.IoT Build 0:6ae2f7bca550 535 {
Azure.IoT Build 0:6ae2f7bca550 536 result->on_link_state_changed = NULL;
Azure.IoT Build 0:6ae2f7bca550 537 result->callback_context = NULL;
Azure.IoT Build 0:6ae2f7bca550 538 set_link_state(result, LINK_STATE_DETACHED);
Azure.IoT Build 0:6ae2f7bca550 539
Azure.IoT Build 0:6ae2f7bca550 540 (void)strcpy(result->name, name);
Azure.IoT Build 0:6ae2f7bca550 541 result->link_endpoint = session_create_link_endpoint(session, name);
Azure.IoT Build 0:6ae2f7bca550 542 if (result->link_endpoint == NULL)
Azure.IoT Build 0:6ae2f7bca550 543 {
Azure.IoT Build 0:6ae2f7bca550 544 list_destroy(result->pending_deliveries);
Azure.IoT Build 0:6ae2f7bca550 545 amqpalloc_free(result->name);
Azure.IoT Build 0:6ae2f7bca550 546 amqpalloc_free(result);
Azure.IoT Build 0:6ae2f7bca550 547 result = NULL;
Azure.IoT Build 0:6ae2f7bca550 548 }
Azure.IoT Build 0:6ae2f7bca550 549 }
Azure.IoT Build 0:6ae2f7bca550 550 }
Azure.IoT Build 0:6ae2f7bca550 551 }
Azure.IoT Build 0:6ae2f7bca550 552
Azure.IoT Build 0:6ae2f7bca550 553 return result;
Azure.IoT Build 0:6ae2f7bca550 554 }
Azure.IoT Build 0:6ae2f7bca550 555
Azure.IoT Build 0:6ae2f7bca550 556 LINK_HANDLE link_create_from_endpoint(SESSION_HANDLE session, LINK_ENDPOINT_HANDLE link_endpoint, const char* name, role role, AMQP_VALUE source, AMQP_VALUE target)
Azure.IoT Build 0:6ae2f7bca550 557 {
Azure.IoT Build 0:6ae2f7bca550 558 LINK_INSTANCE* result = amqpalloc_malloc(sizeof(LINK_INSTANCE));
Azure.IoT Build 0:6ae2f7bca550 559 if (result != NULL)
Azure.IoT Build 0:6ae2f7bca550 560 {
Azure.IoT Build 0:6ae2f7bca550 561 result->link_state = LINK_STATE_DETACHED;
Azure.IoT Build 0:6ae2f7bca550 562 result->previous_link_state = LINK_STATE_DETACHED;
Azure.IoT Build 0:6ae2f7bca550 563 result->session = session;
Azure.IoT Build 0:6ae2f7bca550 564 result->handle = 0;
Azure.IoT Build 0:6ae2f7bca550 565 result->snd_settle_mode = sender_settle_mode_unsettled;
Azure.IoT Build 0:6ae2f7bca550 566 result->rcv_settle_mode = receiver_settle_mode_first;
Azure.IoT Build 0:6ae2f7bca550 567 result->delivery_count = 0;
Azure.IoT Build 0:6ae2f7bca550 568 result->initial_delivery_count = 0;
Azure.IoT Build 0:6ae2f7bca550 569 result->max_message_size = 0;
Azure.IoT Build 0:6ae2f7bca550 570 result->is_underlying_session_begun = 0;
Azure.IoT Build 0:6ae2f7bca550 571 result->attach_properties = NULL;
Azure.IoT Build 0:6ae2f7bca550 572 result->source = amqpvalue_clone(target);
Azure.IoT Build 0:6ae2f7bca550 573 result->target = amqpvalue_clone(source);
Azure.IoT Build 0:6ae2f7bca550 574 if (role == role_sender)
Azure.IoT Build 0:6ae2f7bca550 575 {
Azure.IoT Build 0:6ae2f7bca550 576 result->role = role_receiver;
Azure.IoT Build 0:6ae2f7bca550 577 }
Azure.IoT Build 0:6ae2f7bca550 578 else
Azure.IoT Build 0:6ae2f7bca550 579 {
Azure.IoT Build 0:6ae2f7bca550 580 result->role = role_sender;
Azure.IoT Build 0:6ae2f7bca550 581 }
Azure.IoT Build 0:6ae2f7bca550 582
Azure.IoT Build 0:6ae2f7bca550 583 result->pending_deliveries = list_create();
Azure.IoT Build 0:6ae2f7bca550 584 if (result->pending_deliveries == NULL)
Azure.IoT Build 0:6ae2f7bca550 585 {
Azure.IoT Build 0:6ae2f7bca550 586 amqpalloc_free(result);
Azure.IoT Build 0:6ae2f7bca550 587 result = NULL;
Azure.IoT Build 0:6ae2f7bca550 588 }
Azure.IoT Build 0:6ae2f7bca550 589 else
Azure.IoT Build 0:6ae2f7bca550 590 {
Azure.IoT Build 0:6ae2f7bca550 591 result->name = amqpalloc_malloc(strlen(name) + 1);
Azure.IoT Build 0:6ae2f7bca550 592 if (result->name == NULL)
Azure.IoT Build 0:6ae2f7bca550 593 {
Azure.IoT Build 0:6ae2f7bca550 594 list_destroy(result->pending_deliveries);
Azure.IoT Build 0:6ae2f7bca550 595 amqpalloc_free(result);
Azure.IoT Build 0:6ae2f7bca550 596 result = NULL;
Azure.IoT Build 0:6ae2f7bca550 597 }
Azure.IoT Build 0:6ae2f7bca550 598 else
Azure.IoT Build 0:6ae2f7bca550 599 {
Azure.IoT Build 0:6ae2f7bca550 600 (void)strcpy(result->name, name);
Azure.IoT Build 0:6ae2f7bca550 601 result->on_link_state_changed = NULL;
Azure.IoT Build 0:6ae2f7bca550 602 result->callback_context = NULL;
Azure.IoT Build 0:6ae2f7bca550 603 result->link_endpoint = link_endpoint;
Azure.IoT Build 0:6ae2f7bca550 604 }
Azure.IoT Build 0:6ae2f7bca550 605 }
Azure.IoT Build 0:6ae2f7bca550 606 }
Azure.IoT Build 0:6ae2f7bca550 607
Azure.IoT Build 0:6ae2f7bca550 608 return result;
Azure.IoT Build 0:6ae2f7bca550 609 }
Azure.IoT Build 0:6ae2f7bca550 610
Azure.IoT Build 0:6ae2f7bca550 611 void link_destroy(LINK_HANDLE link)
Azure.IoT Build 0:6ae2f7bca550 612 {
Azure.IoT Build 0:6ae2f7bca550 613 if (link != NULL)
Azure.IoT Build 0:6ae2f7bca550 614 {
AzureIoTClient 2:64b4feb67cd3 615 link->on_link_state_changed = NULL;
AzureIoTClient 2:64b4feb67cd3 616 link_detach(link);
Azure.IoT Build 0:6ae2f7bca550 617
Azure.IoT Build 0:6ae2f7bca550 618 session_destroy_link_endpoint(link->link_endpoint);
Azure.IoT Build 0:6ae2f7bca550 619 amqpvalue_destroy(link->source);
Azure.IoT Build 0:6ae2f7bca550 620 amqpvalue_destroy(link->target);
Azure.IoT Build 0:6ae2f7bca550 621 if (link->pending_deliveries != NULL)
Azure.IoT Build 0:6ae2f7bca550 622 {
Azure.IoT Build 0:6ae2f7bca550 623 LIST_ITEM_HANDLE item = list_get_head_item(link->pending_deliveries);
Azure.IoT Build 0:6ae2f7bca550 624 while (item != NULL)
Azure.IoT Build 0:6ae2f7bca550 625 {
Azure.IoT Build 0:6ae2f7bca550 626 LIST_ITEM_HANDLE next_item = list_get_next_item(item);
Azure.IoT Build 0:6ae2f7bca550 627 DELIVERY_INSTANCE* delivery_instance = (DELIVERY_INSTANCE*)list_item_get_value(item);
Azure.IoT Build 0:6ae2f7bca550 628 if (delivery_instance != NULL)
Azure.IoT Build 0:6ae2f7bca550 629 {
Azure.IoT Build 0:6ae2f7bca550 630 amqpalloc_free(delivery_instance);
Azure.IoT Build 0:6ae2f7bca550 631 }
Azure.IoT Build 0:6ae2f7bca550 632
Azure.IoT Build 0:6ae2f7bca550 633 item = next_item;
Azure.IoT Build 0:6ae2f7bca550 634 }
Azure.IoT Build 0:6ae2f7bca550 635
Azure.IoT Build 0:6ae2f7bca550 636 list_destroy(link->pending_deliveries);
Azure.IoT Build 0:6ae2f7bca550 637 }
Azure.IoT Build 0:6ae2f7bca550 638
Azure.IoT Build 0:6ae2f7bca550 639 if (link->name != NULL)
Azure.IoT Build 0:6ae2f7bca550 640 {
Azure.IoT Build 0:6ae2f7bca550 641 amqpalloc_free(link->name);
Azure.IoT Build 0:6ae2f7bca550 642 }
Azure.IoT Build 0:6ae2f7bca550 643
Azure.IoT Build 0:6ae2f7bca550 644 if (link->attach_properties != NULL)
Azure.IoT Build 0:6ae2f7bca550 645 {
Azure.IoT Build 0:6ae2f7bca550 646 amqpvalue_destroy(link->attach_properties);
Azure.IoT Build 0:6ae2f7bca550 647 }
Azure.IoT Build 0:6ae2f7bca550 648
Azure.IoT Build 0:6ae2f7bca550 649 amqpalloc_free(link);
Azure.IoT Build 0:6ae2f7bca550 650 }
Azure.IoT Build 0:6ae2f7bca550 651 }
Azure.IoT Build 0:6ae2f7bca550 652
Azure.IoT Build 0:6ae2f7bca550 653 int link_set_snd_settle_mode(LINK_HANDLE link, sender_settle_mode snd_settle_mode)
Azure.IoT Build 0:6ae2f7bca550 654 {
Azure.IoT Build 0:6ae2f7bca550 655 int result;
Azure.IoT Build 0:6ae2f7bca550 656
Azure.IoT Build 0:6ae2f7bca550 657 if (link == NULL)
Azure.IoT Build 0:6ae2f7bca550 658 {
Azure.IoT Build 0:6ae2f7bca550 659 result = __LINE__;
Azure.IoT Build 0:6ae2f7bca550 660 }
Azure.IoT Build 0:6ae2f7bca550 661 else
Azure.IoT Build 0:6ae2f7bca550 662 {
Azure.IoT Build 0:6ae2f7bca550 663 link->snd_settle_mode = snd_settle_mode;
Azure.IoT Build 0:6ae2f7bca550 664 result = 0;
Azure.IoT Build 0:6ae2f7bca550 665 }
Azure.IoT Build 0:6ae2f7bca550 666
Azure.IoT Build 0:6ae2f7bca550 667 return result;
Azure.IoT Build 0:6ae2f7bca550 668 }
Azure.IoT Build 0:6ae2f7bca550 669
Azure.IoT Build 0:6ae2f7bca550 670 int link_get_snd_settle_mode(LINK_HANDLE link, sender_settle_mode* snd_settle_mode)
Azure.IoT Build 0:6ae2f7bca550 671 {
Azure.IoT Build 0:6ae2f7bca550 672 int result;
Azure.IoT Build 0:6ae2f7bca550 673
Azure.IoT Build 0:6ae2f7bca550 674 if ((link == NULL) ||
Azure.IoT Build 0:6ae2f7bca550 675 (snd_settle_mode == NULL))
Azure.IoT Build 0:6ae2f7bca550 676 {
Azure.IoT Build 0:6ae2f7bca550 677 result = __LINE__;
Azure.IoT Build 0:6ae2f7bca550 678 }
Azure.IoT Build 0:6ae2f7bca550 679 else
Azure.IoT Build 0:6ae2f7bca550 680 {
Azure.IoT Build 0:6ae2f7bca550 681 *snd_settle_mode = link->snd_settle_mode;
Azure.IoT Build 0:6ae2f7bca550 682
Azure.IoT Build 0:6ae2f7bca550 683 result = 0;
Azure.IoT Build 0:6ae2f7bca550 684 }
Azure.IoT Build 0:6ae2f7bca550 685
Azure.IoT Build 0:6ae2f7bca550 686 return result;
Azure.IoT Build 0:6ae2f7bca550 687 }
Azure.IoT Build 0:6ae2f7bca550 688
Azure.IoT Build 0:6ae2f7bca550 689 int link_set_rcv_settle_mode(LINK_HANDLE link, receiver_settle_mode rcv_settle_mode)
Azure.IoT Build 0:6ae2f7bca550 690 {
Azure.IoT Build 0:6ae2f7bca550 691 int result;
Azure.IoT Build 0:6ae2f7bca550 692
Azure.IoT Build 0:6ae2f7bca550 693 if (link == NULL)
Azure.IoT Build 0:6ae2f7bca550 694 {
Azure.IoT Build 0:6ae2f7bca550 695 result = __LINE__;
Azure.IoT Build 0:6ae2f7bca550 696 }
Azure.IoT Build 0:6ae2f7bca550 697 else
Azure.IoT Build 0:6ae2f7bca550 698 {
Azure.IoT Build 0:6ae2f7bca550 699 link->rcv_settle_mode = rcv_settle_mode;
Azure.IoT Build 0:6ae2f7bca550 700 result = 0;
Azure.IoT Build 0:6ae2f7bca550 701 }
Azure.IoT Build 0:6ae2f7bca550 702
Azure.IoT Build 0:6ae2f7bca550 703 return result;
Azure.IoT Build 0:6ae2f7bca550 704 }
Azure.IoT Build 0:6ae2f7bca550 705
Azure.IoT Build 0:6ae2f7bca550 706 int link_get_rcv_settle_mode(LINK_HANDLE link, receiver_settle_mode* rcv_settle_mode)
Azure.IoT Build 0:6ae2f7bca550 707 {
Azure.IoT Build 0:6ae2f7bca550 708 int result;
Azure.IoT Build 0:6ae2f7bca550 709
Azure.IoT Build 0:6ae2f7bca550 710 if ((link == NULL) ||
Azure.IoT Build 0:6ae2f7bca550 711 (rcv_settle_mode == NULL))
Azure.IoT Build 0:6ae2f7bca550 712 {
Azure.IoT Build 0:6ae2f7bca550 713 result = __LINE__;
Azure.IoT Build 0:6ae2f7bca550 714 }
Azure.IoT Build 0:6ae2f7bca550 715 else
Azure.IoT Build 0:6ae2f7bca550 716 {
Azure.IoT Build 0:6ae2f7bca550 717 *rcv_settle_mode = link->rcv_settle_mode;
Azure.IoT Build 0:6ae2f7bca550 718 result = 0;
Azure.IoT Build 0:6ae2f7bca550 719 }
Azure.IoT Build 0:6ae2f7bca550 720
Azure.IoT Build 0:6ae2f7bca550 721 return result;
Azure.IoT Build 0:6ae2f7bca550 722 }
Azure.IoT Build 0:6ae2f7bca550 723
Azure.IoT Build 0:6ae2f7bca550 724 int link_set_initial_delivery_count(LINK_HANDLE link, sequence_no initial_delivery_count)
Azure.IoT Build 0:6ae2f7bca550 725 {
Azure.IoT Build 0:6ae2f7bca550 726 int result;
Azure.IoT Build 0:6ae2f7bca550 727
Azure.IoT Build 0:6ae2f7bca550 728 if (link == NULL)
Azure.IoT Build 0:6ae2f7bca550 729 {
Azure.IoT Build 0:6ae2f7bca550 730 result = __LINE__;
Azure.IoT Build 0:6ae2f7bca550 731 }
Azure.IoT Build 0:6ae2f7bca550 732 else
Azure.IoT Build 0:6ae2f7bca550 733 {
Azure.IoT Build 0:6ae2f7bca550 734 link->initial_delivery_count = initial_delivery_count;
Azure.IoT Build 0:6ae2f7bca550 735 result = 0;
Azure.IoT Build 0:6ae2f7bca550 736 }
Azure.IoT Build 0:6ae2f7bca550 737
Azure.IoT Build 0:6ae2f7bca550 738 return result;
Azure.IoT Build 0:6ae2f7bca550 739 }
Azure.IoT Build 0:6ae2f7bca550 740
Azure.IoT Build 0:6ae2f7bca550 741 int link_get_initial_delivery_count(LINK_HANDLE link, sequence_no* initial_delivery_count)
Azure.IoT Build 0:6ae2f7bca550 742 {
Azure.IoT Build 0:6ae2f7bca550 743 int result;
Azure.IoT Build 0:6ae2f7bca550 744
Azure.IoT Build 0:6ae2f7bca550 745 if ((link == NULL) ||
Azure.IoT Build 0:6ae2f7bca550 746 (initial_delivery_count == NULL))
Azure.IoT Build 0:6ae2f7bca550 747 {
Azure.IoT Build 0:6ae2f7bca550 748 result = __LINE__;
Azure.IoT Build 0:6ae2f7bca550 749 }
Azure.IoT Build 0:6ae2f7bca550 750 else
Azure.IoT Build 0:6ae2f7bca550 751 {
Azure.IoT Build 0:6ae2f7bca550 752 *initial_delivery_count = link->initial_delivery_count;
Azure.IoT Build 0:6ae2f7bca550 753 result = 0;
Azure.IoT Build 0:6ae2f7bca550 754 }
Azure.IoT Build 0:6ae2f7bca550 755
Azure.IoT Build 0:6ae2f7bca550 756 return result;
Azure.IoT Build 0:6ae2f7bca550 757 }
Azure.IoT Build 0:6ae2f7bca550 758
Azure.IoT Build 0:6ae2f7bca550 759 int link_set_max_message_size(LINK_HANDLE link, uint64_t max_message_size)
Azure.IoT Build 0:6ae2f7bca550 760 {
Azure.IoT Build 0:6ae2f7bca550 761 int result;
Azure.IoT Build 0:6ae2f7bca550 762
Azure.IoT Build 0:6ae2f7bca550 763 if (link == NULL)
Azure.IoT Build 0:6ae2f7bca550 764 {
Azure.IoT Build 0:6ae2f7bca550 765 result = __LINE__;
Azure.IoT Build 0:6ae2f7bca550 766 }
Azure.IoT Build 0:6ae2f7bca550 767 else
Azure.IoT Build 0:6ae2f7bca550 768 {
Azure.IoT Build 0:6ae2f7bca550 769 link->max_message_size = max_message_size;
Azure.IoT Build 0:6ae2f7bca550 770 result = 0;
Azure.IoT Build 0:6ae2f7bca550 771 }
Azure.IoT Build 0:6ae2f7bca550 772
Azure.IoT Build 0:6ae2f7bca550 773 return result;
Azure.IoT Build 0:6ae2f7bca550 774 }
Azure.IoT Build 0:6ae2f7bca550 775
Azure.IoT Build 0:6ae2f7bca550 776 int link_get_max_message_size(LINK_HANDLE link, uint64_t* max_message_size)
Azure.IoT Build 0:6ae2f7bca550 777 {
Azure.IoT Build 0:6ae2f7bca550 778 int result;
Azure.IoT Build 0:6ae2f7bca550 779
Azure.IoT Build 0:6ae2f7bca550 780 if ((link == NULL) ||
Azure.IoT Build 0:6ae2f7bca550 781 (max_message_size == NULL))
Azure.IoT Build 0:6ae2f7bca550 782 {
Azure.IoT Build 0:6ae2f7bca550 783 result = __LINE__;
Azure.IoT Build 0:6ae2f7bca550 784 }
Azure.IoT Build 0:6ae2f7bca550 785 else
Azure.IoT Build 0:6ae2f7bca550 786 {
Azure.IoT Build 0:6ae2f7bca550 787 *max_message_size = link->max_message_size;
Azure.IoT Build 0:6ae2f7bca550 788 result = 0;
Azure.IoT Build 0:6ae2f7bca550 789 }
Azure.IoT Build 0:6ae2f7bca550 790
Azure.IoT Build 0:6ae2f7bca550 791 return result;
Azure.IoT Build 0:6ae2f7bca550 792 }
Azure.IoT Build 0:6ae2f7bca550 793
Azure.IoT Build 0:6ae2f7bca550 794 int link_set_attach_properties(LINK_HANDLE link, fields attach_properties)
Azure.IoT Build 0:6ae2f7bca550 795 {
Azure.IoT Build 0:6ae2f7bca550 796 int result;
Azure.IoT Build 0:6ae2f7bca550 797
Azure.IoT Build 0:6ae2f7bca550 798 if (link == NULL)
Azure.IoT Build 0:6ae2f7bca550 799 {
Azure.IoT Build 0:6ae2f7bca550 800 result = __LINE__;
Azure.IoT Build 0:6ae2f7bca550 801 }
Azure.IoT Build 0:6ae2f7bca550 802 else
Azure.IoT Build 0:6ae2f7bca550 803 {
Azure.IoT Build 0:6ae2f7bca550 804 link->attach_properties = amqpvalue_clone(attach_properties);
Azure.IoT Build 0:6ae2f7bca550 805 if (link->attach_properties == NULL)
Azure.IoT Build 0:6ae2f7bca550 806 {
Azure.IoT Build 0:6ae2f7bca550 807 result = __LINE__;
Azure.IoT Build 0:6ae2f7bca550 808 }
Azure.IoT Build 0:6ae2f7bca550 809 else
Azure.IoT Build 0:6ae2f7bca550 810 {
Azure.IoT Build 0:6ae2f7bca550 811 result = 0;
Azure.IoT Build 0:6ae2f7bca550 812 }
Azure.IoT Build 0:6ae2f7bca550 813 }
Azure.IoT Build 0:6ae2f7bca550 814
Azure.IoT Build 0:6ae2f7bca550 815 return result;
Azure.IoT Build 0:6ae2f7bca550 816 }
Azure.IoT Build 0:6ae2f7bca550 817
Azure.IoT Build 0:6ae2f7bca550 818 int link_attach(LINK_HANDLE link, ON_TRANSFER_RECEIVED on_transfer_received, ON_LINK_STATE_CHANGED on_link_state_changed, ON_LINK_FLOW_ON on_link_flow_on, void* callback_context)
Azure.IoT Build 0:6ae2f7bca550 819 {
Azure.IoT Build 0:6ae2f7bca550 820 int result;
Azure.IoT Build 0:6ae2f7bca550 821
Azure.IoT Build 0:6ae2f7bca550 822 if (link == NULL)
Azure.IoT Build 0:6ae2f7bca550 823 {
Azure.IoT Build 0:6ae2f7bca550 824 result = __LINE__;
Azure.IoT Build 0:6ae2f7bca550 825 }
Azure.IoT Build 0:6ae2f7bca550 826 else
Azure.IoT Build 0:6ae2f7bca550 827 {
Azure.IoT Build 0:6ae2f7bca550 828 if (!link->is_underlying_session_begun)
Azure.IoT Build 0:6ae2f7bca550 829 {
Azure.IoT Build 0:6ae2f7bca550 830 link->on_link_state_changed = on_link_state_changed;
Azure.IoT Build 0:6ae2f7bca550 831 link->on_transfer_received = on_transfer_received;
Azure.IoT Build 0:6ae2f7bca550 832 link->on_link_flow_on = on_link_flow_on;
Azure.IoT Build 0:6ae2f7bca550 833 link->callback_context = callback_context;
Azure.IoT Build 0:6ae2f7bca550 834
Azure.IoT Build 0:6ae2f7bca550 835 if (session_begin(link->session) != 0)
Azure.IoT Build 0:6ae2f7bca550 836 {
Azure.IoT Build 0:6ae2f7bca550 837 result = __LINE__;
Azure.IoT Build 0:6ae2f7bca550 838 }
Azure.IoT Build 0:6ae2f7bca550 839 else
Azure.IoT Build 0:6ae2f7bca550 840 {
Azure.IoT Build 0:6ae2f7bca550 841 link->is_underlying_session_begun = 1;
Azure.IoT Build 0:6ae2f7bca550 842
Azure.IoT Build 0:6ae2f7bca550 843 if (session_start_link_endpoint(link->link_endpoint, link_frame_received, on_session_state_changed, on_session_flow_on, link) != 0)
Azure.IoT Build 0:6ae2f7bca550 844 {
Azure.IoT Build 0:6ae2f7bca550 845 result = __LINE__;
Azure.IoT Build 0:6ae2f7bca550 846 }
Azure.IoT Build 0:6ae2f7bca550 847 else
Azure.IoT Build 0:6ae2f7bca550 848 {
Azure.IoT Build 0:6ae2f7bca550 849 result = 0;
Azure.IoT Build 0:6ae2f7bca550 850 }
Azure.IoT Build 0:6ae2f7bca550 851 }
Azure.IoT Build 0:6ae2f7bca550 852 }
Azure.IoT Build 0:6ae2f7bca550 853 else
Azure.IoT Build 0:6ae2f7bca550 854 {
Azure.IoT Build 0:6ae2f7bca550 855 result = 0;
Azure.IoT Build 0:6ae2f7bca550 856 }
Azure.IoT Build 0:6ae2f7bca550 857 }
Azure.IoT Build 0:6ae2f7bca550 858
Azure.IoT Build 0:6ae2f7bca550 859 return result;
Azure.IoT Build 0:6ae2f7bca550 860 }
Azure.IoT Build 0:6ae2f7bca550 861
Azure.IoT Build 0:6ae2f7bca550 862 int link_detach(LINK_HANDLE link)
Azure.IoT Build 0:6ae2f7bca550 863 {
Azure.IoT Build 0:6ae2f7bca550 864 int result;
Azure.IoT Build 0:6ae2f7bca550 865
Azure.IoT Build 0:6ae2f7bca550 866 if (link == NULL)
Azure.IoT Build 0:6ae2f7bca550 867 {
Azure.IoT Build 0:6ae2f7bca550 868 result = __LINE__;
Azure.IoT Build 0:6ae2f7bca550 869 }
Azure.IoT Build 0:6ae2f7bca550 870 else
Azure.IoT Build 0:6ae2f7bca550 871 {
AzureIoTClient 1:eab586236bfe 872 if (link->link_state == LINK_STATE_ERROR)
AzureIoTClient 1:eab586236bfe 873 {
AzureIoTClient 1:eab586236bfe 874 result = __LINE__;
AzureIoTClient 1:eab586236bfe 875 }
AzureIoTClient 1:eab586236bfe 876 else if ((link->link_state == LINK_STATE_HALF_ATTACHED) ||
Azure.IoT Build 0:6ae2f7bca550 877 (link->link_state == LINK_STATE_ATTACHED))
Azure.IoT Build 0:6ae2f7bca550 878 {
Azure.IoT Build 0:6ae2f7bca550 879 if (send_detach(link, NULL) != 0)
Azure.IoT Build 0:6ae2f7bca550 880 {
Azure.IoT Build 0:6ae2f7bca550 881 result = __LINE__;
Azure.IoT Build 0:6ae2f7bca550 882 }
Azure.IoT Build 0:6ae2f7bca550 883 else
Azure.IoT Build 0:6ae2f7bca550 884 {
Azure.IoT Build 0:6ae2f7bca550 885 set_link_state(link, LINK_STATE_DETACHED);
AzureIoTClient 1:eab586236bfe 886 link->on_link_state_changed = NULL;
Azure.IoT Build 0:6ae2f7bca550 887 result = 0;
Azure.IoT Build 0:6ae2f7bca550 888 }
Azure.IoT Build 0:6ae2f7bca550 889 }
Azure.IoT Build 0:6ae2f7bca550 890 else
Azure.IoT Build 0:6ae2f7bca550 891 {
Azure.IoT Build 0:6ae2f7bca550 892 set_link_state(link, LINK_STATE_DETACHED);
AzureIoTClient 1:eab586236bfe 893 link->on_link_state_changed = NULL;
Azure.IoT Build 0:6ae2f7bca550 894 result = 0;
Azure.IoT Build 0:6ae2f7bca550 895 }
Azure.IoT Build 0:6ae2f7bca550 896 }
Azure.IoT Build 0:6ae2f7bca550 897
Azure.IoT Build 0:6ae2f7bca550 898 return result;
Azure.IoT Build 0:6ae2f7bca550 899 }
Azure.IoT Build 0:6ae2f7bca550 900
Azure.IoT Build 0:6ae2f7bca550 901 LINK_TRANSFER_RESULT link_transfer(LINK_HANDLE link, message_format message_format, PAYLOAD* payloads, size_t payload_count, ON_DELIVERY_SETTLED on_delivery_settled, void* callback_context)
Azure.IoT Build 0:6ae2f7bca550 902 {
Azure.IoT Build 0:6ae2f7bca550 903 LINK_TRANSFER_RESULT result;
Azure.IoT Build 0:6ae2f7bca550 904
Azure.IoT Build 0:6ae2f7bca550 905 if (link == NULL)
Azure.IoT Build 0:6ae2f7bca550 906 {
Azure.IoT Build 0:6ae2f7bca550 907 result = LINK_TRANSFER_ERROR;
Azure.IoT Build 0:6ae2f7bca550 908 }
Azure.IoT Build 0:6ae2f7bca550 909 else
Azure.IoT Build 0:6ae2f7bca550 910 {
AzureIoTClient 2:64b4feb67cd3 911 if ((link->role != role_sender) ||
AzureIoTClient 2:64b4feb67cd3 912 (link->link_state != LINK_STATE_ATTACHED))
Azure.IoT Build 0:6ae2f7bca550 913 {
Azure.IoT Build 0:6ae2f7bca550 914 result = LINK_TRANSFER_ERROR;
Azure.IoT Build 0:6ae2f7bca550 915 }
Azure.IoT Build 0:6ae2f7bca550 916 else if (link->link_credit == 0)
Azure.IoT Build 0:6ae2f7bca550 917 {
Azure.IoT Build 0:6ae2f7bca550 918 result = LINK_TRANSFER_BUSY;
Azure.IoT Build 0:6ae2f7bca550 919 }
Azure.IoT Build 0:6ae2f7bca550 920 else
Azure.IoT Build 0:6ae2f7bca550 921 {
Azure.IoT Build 0:6ae2f7bca550 922 TRANSFER_HANDLE transfer = transfer_create(0);
Azure.IoT Build 0:6ae2f7bca550 923 if (transfer == NULL)
Azure.IoT Build 0:6ae2f7bca550 924 {
Azure.IoT Build 0:6ae2f7bca550 925 result = LINK_TRANSFER_ERROR;
Azure.IoT Build 0:6ae2f7bca550 926 }
Azure.IoT Build 0:6ae2f7bca550 927 else
Azure.IoT Build 0:6ae2f7bca550 928 {
Azure.IoT Build 0:6ae2f7bca550 929 unsigned char delivery_tag_bytes[sizeof(link->delivery_count)];
Azure.IoT Build 0:6ae2f7bca550 930 delivery_tag delivery_tag;
Azure.IoT Build 0:6ae2f7bca550 931 bool settled;
Azure.IoT Build 0:6ae2f7bca550 932
Azure.IoT Build 0:6ae2f7bca550 933 (void)memcpy(delivery_tag_bytes, &link->delivery_count, sizeof(link->delivery_count));
Azure.IoT Build 0:6ae2f7bca550 934
Azure.IoT Build 0:6ae2f7bca550 935 link->delivery_count++;
Azure.IoT Build 0:6ae2f7bca550 936
Azure.IoT Build 0:6ae2f7bca550 937 delivery_tag.bytes = &delivery_tag_bytes;
Azure.IoT Build 0:6ae2f7bca550 938 delivery_tag.length = sizeof(delivery_tag_bytes);
Azure.IoT Build 0:6ae2f7bca550 939
Azure.IoT Build 0:6ae2f7bca550 940 if (link->snd_settle_mode == sender_settle_mode_unsettled)
Azure.IoT Build 0:6ae2f7bca550 941 {
Azure.IoT Build 0:6ae2f7bca550 942 settled = false;
Azure.IoT Build 0:6ae2f7bca550 943 }
Azure.IoT Build 0:6ae2f7bca550 944 else
Azure.IoT Build 0:6ae2f7bca550 945 {
Azure.IoT Build 0:6ae2f7bca550 946 settled = true;
Azure.IoT Build 0:6ae2f7bca550 947 }
Azure.IoT Build 0:6ae2f7bca550 948
Azure.IoT Build 0:6ae2f7bca550 949 if ((transfer_set_delivery_tag(transfer, delivery_tag) != 0) ||
Azure.IoT Build 0:6ae2f7bca550 950 (transfer_set_message_format(transfer, message_format) != 0) ||
Azure.IoT Build 0:6ae2f7bca550 951 (transfer_set_settled(transfer, settled) != 0))
Azure.IoT Build 0:6ae2f7bca550 952 {
Azure.IoT Build 0:6ae2f7bca550 953 result = LINK_TRANSFER_ERROR;
Azure.IoT Build 0:6ae2f7bca550 954 }
Azure.IoT Build 0:6ae2f7bca550 955 else
Azure.IoT Build 0:6ae2f7bca550 956 {
Azure.IoT Build 0:6ae2f7bca550 957 AMQP_VALUE transfer_value = amqpvalue_create_transfer(transfer);
Azure.IoT Build 0:6ae2f7bca550 958
Azure.IoT Build 0:6ae2f7bca550 959 if (transfer_value == NULL)
Azure.IoT Build 0:6ae2f7bca550 960 {
Azure.IoT Build 0:6ae2f7bca550 961 result = LINK_TRANSFER_ERROR;
Azure.IoT Build 0:6ae2f7bca550 962 }
Azure.IoT Build 0:6ae2f7bca550 963 else
Azure.IoT Build 0:6ae2f7bca550 964 {
Azure.IoT Build 0:6ae2f7bca550 965 DELIVERY_INSTANCE* pending_delivery = amqpalloc_malloc(sizeof(DELIVERY_INSTANCE));
Azure.IoT Build 0:6ae2f7bca550 966 if (pending_delivery == NULL)
Azure.IoT Build 0:6ae2f7bca550 967 {
Azure.IoT Build 0:6ae2f7bca550 968 result = LINK_TRANSFER_ERROR;
Azure.IoT Build 0:6ae2f7bca550 969 }
Azure.IoT Build 0:6ae2f7bca550 970 else
Azure.IoT Build 0:6ae2f7bca550 971 {
Azure.IoT Build 0:6ae2f7bca550 972 LIST_ITEM_HANDLE delivery_instance_list_item;
Azure.IoT Build 0:6ae2f7bca550 973 pending_delivery->on_delivery_settled = on_delivery_settled;
Azure.IoT Build 0:6ae2f7bca550 974 pending_delivery->callback_context = callback_context;
Azure.IoT Build 0:6ae2f7bca550 975 pending_delivery->link = link;
Azure.IoT Build 0:6ae2f7bca550 976 delivery_instance_list_item = list_add(link->pending_deliveries, pending_delivery);
Azure.IoT Build 0:6ae2f7bca550 977
Azure.IoT Build 0:6ae2f7bca550 978 if (delivery_instance_list_item == NULL)
Azure.IoT Build 0:6ae2f7bca550 979 {
Azure.IoT Build 0:6ae2f7bca550 980 amqpalloc_free(pending_delivery);
Azure.IoT Build 0:6ae2f7bca550 981 result = LINK_TRANSFER_ERROR;
Azure.IoT Build 0:6ae2f7bca550 982 }
Azure.IoT Build 0:6ae2f7bca550 983 else
Azure.IoT Build 0:6ae2f7bca550 984 {
Azure.IoT Build 0:6ae2f7bca550 985 /* here we should feed data to the transfer frame */
Azure.IoT Build 0:6ae2f7bca550 986 switch (session_send_transfer(link->link_endpoint, transfer, payloads, payload_count, &pending_delivery->delivery_id, (settled) ? on_send_complete : NULL, delivery_instance_list_item))
Azure.IoT Build 0:6ae2f7bca550 987 {
Azure.IoT Build 0:6ae2f7bca550 988 default:
Azure.IoT Build 0:6ae2f7bca550 989 case SESSION_SEND_TRANSFER_ERROR:
Azure.IoT Build 0:6ae2f7bca550 990 result = LINK_TRANSFER_ERROR;
Azure.IoT Build 0:6ae2f7bca550 991 break;
Azure.IoT Build 0:6ae2f7bca550 992
Azure.IoT Build 0:6ae2f7bca550 993 case SESSION_SEND_TRANSFER_BUSY:
Azure.IoT Build 0:6ae2f7bca550 994 result = LINK_TRANSFER_BUSY;
Azure.IoT Build 0:6ae2f7bca550 995 break;
Azure.IoT Build 0:6ae2f7bca550 996
Azure.IoT Build 0:6ae2f7bca550 997 case SESSION_SEND_TRANSFER_OK:
Azure.IoT Build 0:6ae2f7bca550 998 link->link_credit--;
Azure.IoT Build 0:6ae2f7bca550 999 result = LINK_TRANSFER_OK;
Azure.IoT Build 0:6ae2f7bca550 1000 break;
Azure.IoT Build 0:6ae2f7bca550 1001 }
Azure.IoT Build 0:6ae2f7bca550 1002 }
Azure.IoT Build 0:6ae2f7bca550 1003 }
Azure.IoT Build 0:6ae2f7bca550 1004
Azure.IoT Build 0:6ae2f7bca550 1005 amqpvalue_destroy(transfer_value);
Azure.IoT Build 0:6ae2f7bca550 1006 }
Azure.IoT Build 0:6ae2f7bca550 1007 }
Azure.IoT Build 0:6ae2f7bca550 1008
Azure.IoT Build 0:6ae2f7bca550 1009 transfer_destroy(transfer);
Azure.IoT Build 0:6ae2f7bca550 1010 }
Azure.IoT Build 0:6ae2f7bca550 1011 }
Azure.IoT Build 0:6ae2f7bca550 1012 }
Azure.IoT Build 0:6ae2f7bca550 1013
Azure.IoT Build 0:6ae2f7bca550 1014 return result;
Azure.IoT Build 0:6ae2f7bca550 1015 }