Azure IoT / azure_uamqp_c

A small memory footprint AMQP implimentation

Dependents:   iothub_client_sample_amqp remote_monitoring simplesample_amqp

header_detect_io.c@6:641a9672db08, 2016-07-29 (annotated)

Committer:
AzureIoTClient
Date:
Fri Jul 29 15:58:39 2016 -0700
Revision:
6:641a9672db08
Parent:
5:ae49385aff34
Child:
17:923575db8b2d
1.0.10

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 "azure_uamqp_c/header_detect_io.h"
Azure.IoT Build 0:6ae2f7bca550 5 #include "azure_uamqp_c/amqpalloc.h"
Azure.IoT Build 0:6ae2f7bca550 6
Azure.IoT Build 0:6ae2f7bca550 7 typedef enum IO_STATE_TAG
Azure.IoT Build 0:6ae2f7bca550 8 {
Azure.IoT Build 0:6ae2f7bca550 9 IO_STATE_NOT_OPEN,
Azure.IoT Build 0:6ae2f7bca550 10 IO_STATE_OPENING_UNDERLYING_IO,
Azure.IoT Build 0:6ae2f7bca550 11 IO_STATE_WAIT_FOR_HEADER,
Azure.IoT Build 0:6ae2f7bca550 12 IO_STATE_OPEN,
Azure.IoT Build 0:6ae2f7bca550 13 IO_STATE_CLOSING,
Azure.IoT Build 0:6ae2f7bca550 14 IO_STATE_ERROR
Azure.IoT Build 0:6ae2f7bca550 15 } IO_STATE;
Azure.IoT Build 0:6ae2f7bca550 16
Azure.IoT Build 0:6ae2f7bca550 17 typedef struct HEADER_DETECT_IO_INSTANCE_TAG
Azure.IoT Build 0:6ae2f7bca550 18 {
Azure.IoT Build 0:6ae2f7bca550 19 XIO_HANDLE underlying_io;
Azure.IoT Build 0:6ae2f7bca550 20 size_t header_pos;
Azure.IoT Build 0:6ae2f7bca550 21 IO_STATE io_state;
Azure.IoT Build 0:6ae2f7bca550 22 ON_IO_OPEN_COMPLETE on_io_open_complete;
Azure.IoT Build 0:6ae2f7bca550 23 ON_IO_CLOSE_COMPLETE on_io_close_complete;
Azure.IoT Build 0:6ae2f7bca550 24 ON_IO_ERROR on_io_error;
Azure.IoT Build 0:6ae2f7bca550 25 ON_BYTES_RECEIVED on_bytes_received;
Azure.IoT Build 0:6ae2f7bca550 26 void* on_io_open_complete_context;
Azure.IoT Build 0:6ae2f7bca550 27 void* on_io_close_complete_context;
Azure.IoT Build 0:6ae2f7bca550 28 void* on_io_error_context;
Azure.IoT Build 0:6ae2f7bca550 29 void* on_bytes_received_context;
Azure.IoT Build 0:6ae2f7bca550 30 } HEADER_DETECT_IO_INSTANCE;
Azure.IoT Build 0:6ae2f7bca550 31
Azure.IoT Build 0:6ae2f7bca550 32 static const unsigned char amqp_header[] = { 'A', 'M', 'Q', 'P', 0, 1, 0, 0 };
Azure.IoT Build 0:6ae2f7bca550 33
Azure.IoT Build 0:6ae2f7bca550 34 static void indicate_error(HEADER_DETECT_IO_INSTANCE* header_detect_io_instance)
Azure.IoT Build 0:6ae2f7bca550 35 {
Azure.IoT Build 0:6ae2f7bca550 36 if (header_detect_io_instance->on_io_error != NULL)
Azure.IoT Build 0:6ae2f7bca550 37 {
Azure.IoT Build 0:6ae2f7bca550 38 header_detect_io_instance->on_io_error(header_detect_io_instance->on_io_error_context);
Azure.IoT Build 0:6ae2f7bca550 39 }
Azure.IoT Build 0:6ae2f7bca550 40 }
Azure.IoT Build 0:6ae2f7bca550 41
Azure.IoT Build 0:6ae2f7bca550 42 static void indicate_open_complete(HEADER_DETECT_IO_INSTANCE* header_detect_io_instance, IO_OPEN_RESULT open_result)
Azure.IoT Build 0:6ae2f7bca550 43 {
Azure.IoT Build 0:6ae2f7bca550 44 if (header_detect_io_instance->on_io_open_complete != NULL)
Azure.IoT Build 0:6ae2f7bca550 45 {
Azure.IoT Build 0:6ae2f7bca550 46 header_detect_io_instance->on_io_open_complete(header_detect_io_instance->on_io_open_complete_context, open_result);
Azure.IoT Build 0:6ae2f7bca550 47 }
Azure.IoT Build 0:6ae2f7bca550 48 }
Azure.IoT Build 0:6ae2f7bca550 49
Azure.IoT Build 0:6ae2f7bca550 50 static void indicate_close_complete(HEADER_DETECT_IO_INSTANCE* header_detect_io_instance)
Azure.IoT Build 0:6ae2f7bca550 51 {
Azure.IoT Build 0:6ae2f7bca550 52 if (header_detect_io_instance->on_io_close_complete != NULL)
Azure.IoT Build 0:6ae2f7bca550 53 {
Azure.IoT Build 0:6ae2f7bca550 54 header_detect_io_instance->on_io_close_complete(header_detect_io_instance->on_io_close_complete_context);
Azure.IoT Build 0:6ae2f7bca550 55 }
Azure.IoT Build 0:6ae2f7bca550 56 }
Azure.IoT Build 0:6ae2f7bca550 57
Azure.IoT Build 0:6ae2f7bca550 58 static void on_underlying_io_error(void* context);
Azure.IoT Build 0:6ae2f7bca550 59 static void on_send_complete_close(void* context, IO_SEND_RESULT send_result)
Azure.IoT Build 0:6ae2f7bca550 60 {
AzureIoTClient 6:641a9672db08 61 (void)send_result;
Azure.IoT Build 0:6ae2f7bca550 62 on_underlying_io_error(context);
Azure.IoT Build 0:6ae2f7bca550 63 }
Azure.IoT Build 0:6ae2f7bca550 64
Azure.IoT Build 0:6ae2f7bca550 65 static void on_underlying_io_bytes_received(void* context, const unsigned char* buffer, size_t size)
Azure.IoT Build 0:6ae2f7bca550 66 {
Azure.IoT Build 0:6ae2f7bca550 67 HEADER_DETECT_IO_INSTANCE* header_detect_io_instance = (HEADER_DETECT_IO_INSTANCE*)context;
Azure.IoT Build 0:6ae2f7bca550 68
Azure.IoT Build 0:6ae2f7bca550 69 while (size > 0)
Azure.IoT Build 0:6ae2f7bca550 70 {
Azure.IoT Build 0:6ae2f7bca550 71 switch (header_detect_io_instance->io_state)
Azure.IoT Build 0:6ae2f7bca550 72 {
Azure.IoT Build 0:6ae2f7bca550 73 default:
Azure.IoT Build 0:6ae2f7bca550 74 break;
Azure.IoT Build 0:6ae2f7bca550 75
Azure.IoT Build 0:6ae2f7bca550 76 case IO_STATE_WAIT_FOR_HEADER:
Azure.IoT Build 0:6ae2f7bca550 77 if (amqp_header[header_detect_io_instance->header_pos] != buffer[0])
Azure.IoT Build 0:6ae2f7bca550 78 {
Azure.IoT Build 0:6ae2f7bca550 79 /* Send expected header, then close as per spec. We do not care if we fail */
Azure.IoT Build 0:6ae2f7bca550 80 (void)xio_send(header_detect_io_instance->underlying_io, amqp_header, sizeof(amqp_header), on_send_complete_close, context);
Azure.IoT Build 0:6ae2f7bca550 81
Azure.IoT Build 0:6ae2f7bca550 82 header_detect_io_instance->io_state = IO_STATE_NOT_OPEN;
Azure.IoT Build 0:6ae2f7bca550 83 indicate_open_complete(header_detect_io_instance, IO_OPEN_ERROR);
Azure.IoT Build 0:6ae2f7bca550 84 size = 0;
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 header_detect_io_instance->header_pos++;
Azure.IoT Build 0:6ae2f7bca550 89 size--;
Azure.IoT Build 0:6ae2f7bca550 90 buffer++;
Azure.IoT Build 0:6ae2f7bca550 91 if (header_detect_io_instance->header_pos == sizeof(amqp_header))
Azure.IoT Build 0:6ae2f7bca550 92 {
Azure.IoT Build 0:6ae2f7bca550 93 if (xio_send(header_detect_io_instance->underlying_io, amqp_header, sizeof(amqp_header), NULL, NULL) != 0)
Azure.IoT Build 0:6ae2f7bca550 94 {
Azure.IoT Build 0:6ae2f7bca550 95 header_detect_io_instance->io_state = IO_STATE_NOT_OPEN;
Azure.IoT Build 0:6ae2f7bca550 96 indicate_open_complete(header_detect_io_instance, IO_OPEN_ERROR);
Azure.IoT Build 0:6ae2f7bca550 97 }
Azure.IoT Build 0:6ae2f7bca550 98 else
Azure.IoT Build 0:6ae2f7bca550 99 {
Azure.IoT Build 0:6ae2f7bca550 100 header_detect_io_instance->io_state = IO_STATE_OPEN;
Azure.IoT Build 0:6ae2f7bca550 101 indicate_open_complete(header_detect_io_instance, IO_OPEN_OK);
Azure.IoT Build 0:6ae2f7bca550 102 }
Azure.IoT Build 0:6ae2f7bca550 103 }
Azure.IoT Build 0:6ae2f7bca550 104 }
Azure.IoT Build 0:6ae2f7bca550 105 break;
Azure.IoT Build 0:6ae2f7bca550 106
Azure.IoT Build 0:6ae2f7bca550 107 case IO_STATE_OPEN:
Azure.IoT Build 0:6ae2f7bca550 108 header_detect_io_instance->on_bytes_received(header_detect_io_instance->on_bytes_received_context, buffer, size);
Azure.IoT Build 0:6ae2f7bca550 109 size = 0;
Azure.IoT Build 0:6ae2f7bca550 110 break;
Azure.IoT Build 0:6ae2f7bca550 111 }
Azure.IoT Build 0:6ae2f7bca550 112 }
Azure.IoT Build 0:6ae2f7bca550 113 }
Azure.IoT Build 0:6ae2f7bca550 114
Azure.IoT Build 0:6ae2f7bca550 115 static void on_underlying_io_close_complete(void* context)
Azure.IoT Build 0:6ae2f7bca550 116 {
Azure.IoT Build 0:6ae2f7bca550 117 HEADER_DETECT_IO_INSTANCE* header_detect_io_instance = (HEADER_DETECT_IO_INSTANCE*)context;
Azure.IoT Build 0:6ae2f7bca550 118
Azure.IoT Build 0:6ae2f7bca550 119 switch (header_detect_io_instance->io_state)
Azure.IoT Build 0:6ae2f7bca550 120 {
Azure.IoT Build 0:6ae2f7bca550 121 default:
Azure.IoT Build 0:6ae2f7bca550 122 break;
Azure.IoT Build 0:6ae2f7bca550 123
Azure.IoT Build 0:6ae2f7bca550 124 case IO_STATE_CLOSING:
Azure.IoT Build 0:6ae2f7bca550 125 header_detect_io_instance->io_state = IO_STATE_NOT_OPEN;
Azure.IoT Build 0:6ae2f7bca550 126 indicate_close_complete(header_detect_io_instance);
Azure.IoT Build 0:6ae2f7bca550 127 break;
Azure.IoT Build 0:6ae2f7bca550 128
Azure.IoT Build 0:6ae2f7bca550 129 case IO_STATE_WAIT_FOR_HEADER:
Azure.IoT Build 0:6ae2f7bca550 130 case IO_STATE_OPENING_UNDERLYING_IO:
Azure.IoT Build 0:6ae2f7bca550 131 header_detect_io_instance->io_state = IO_STATE_NOT_OPEN;
Azure.IoT Build 0:6ae2f7bca550 132 indicate_open_complete(header_detect_io_instance, IO_OPEN_ERROR);
Azure.IoT Build 0:6ae2f7bca550 133 break;
Azure.IoT Build 0:6ae2f7bca550 134 }
Azure.IoT Build 0:6ae2f7bca550 135 }
Azure.IoT Build 0:6ae2f7bca550 136
Azure.IoT Build 0:6ae2f7bca550 137 static void on_underlying_io_open_complete(void* context, IO_OPEN_RESULT open_result)
Azure.IoT Build 0:6ae2f7bca550 138 {
Azure.IoT Build 0:6ae2f7bca550 139 HEADER_DETECT_IO_INSTANCE* header_detect_io_instance = (HEADER_DETECT_IO_INSTANCE*)context;
Azure.IoT Build 0:6ae2f7bca550 140
Azure.IoT Build 0:6ae2f7bca550 141 switch (header_detect_io_instance->io_state)
Azure.IoT Build 0:6ae2f7bca550 142 {
Azure.IoT Build 0:6ae2f7bca550 143 default:
Azure.IoT Build 0:6ae2f7bca550 144 break;
Azure.IoT Build 0:6ae2f7bca550 145
Azure.IoT Build 0:6ae2f7bca550 146 case IO_STATE_OPENING_UNDERLYING_IO:
Azure.IoT Build 0:6ae2f7bca550 147 if (open_result == IO_OPEN_OK)
Azure.IoT Build 0:6ae2f7bca550 148 {
Azure.IoT Build 0:6ae2f7bca550 149 header_detect_io_instance->io_state = IO_STATE_WAIT_FOR_HEADER;
Azure.IoT Build 0:6ae2f7bca550 150 }
Azure.IoT Build 0:6ae2f7bca550 151 else
Azure.IoT Build 0:6ae2f7bca550 152 {
Azure.IoT Build 0:6ae2f7bca550 153 if (xio_close(header_detect_io_instance->underlying_io, on_underlying_io_close_complete, header_detect_io_instance) != 0)
Azure.IoT Build 0:6ae2f7bca550 154 {
Azure.IoT Build 0:6ae2f7bca550 155 header_detect_io_instance->io_state = IO_STATE_NOT_OPEN;
Azure.IoT Build 0:6ae2f7bca550 156 indicate_open_complete(header_detect_io_instance, IO_OPEN_ERROR);
Azure.IoT Build 0:6ae2f7bca550 157 }
Azure.IoT Build 0:6ae2f7bca550 158 }
Azure.IoT Build 0:6ae2f7bca550 159
Azure.IoT Build 0:6ae2f7bca550 160 break;
Azure.IoT Build 0:6ae2f7bca550 161 }
Azure.IoT Build 0:6ae2f7bca550 162 }
Azure.IoT Build 0:6ae2f7bca550 163
Azure.IoT Build 0:6ae2f7bca550 164 static void on_underlying_io_error(void* context)
Azure.IoT Build 0:6ae2f7bca550 165 {
Azure.IoT Build 0:6ae2f7bca550 166 HEADER_DETECT_IO_INSTANCE* header_detect_io_instance = (HEADER_DETECT_IO_INSTANCE*)context;
Azure.IoT Build 0:6ae2f7bca550 167
Azure.IoT Build 0:6ae2f7bca550 168 switch (header_detect_io_instance->io_state)
Azure.IoT Build 0:6ae2f7bca550 169 {
Azure.IoT Build 0:6ae2f7bca550 170 default:
Azure.IoT Build 0:6ae2f7bca550 171 break;
Azure.IoT Build 0:6ae2f7bca550 172
Azure.IoT Build 0:6ae2f7bca550 173 case IO_STATE_WAIT_FOR_HEADER:
Azure.IoT Build 0:6ae2f7bca550 174 case IO_STATE_OPENING_UNDERLYING_IO:
Azure.IoT Build 0:6ae2f7bca550 175 header_detect_io_instance->io_state = IO_STATE_NOT_OPEN;
Azure.IoT Build 0:6ae2f7bca550 176 indicate_open_complete(header_detect_io_instance, IO_OPEN_ERROR);
Azure.IoT Build 0:6ae2f7bca550 177 break;
Azure.IoT Build 0:6ae2f7bca550 178
Azure.IoT Build 0:6ae2f7bca550 179 case IO_STATE_OPEN:
Azure.IoT Build 0:6ae2f7bca550 180 header_detect_io_instance->io_state = IO_STATE_ERROR;
Azure.IoT Build 0:6ae2f7bca550 181 indicate_error(header_detect_io_instance);
Azure.IoT Build 0:6ae2f7bca550 182 break;
Azure.IoT Build 0:6ae2f7bca550 183 }
Azure.IoT Build 0:6ae2f7bca550 184 }
Azure.IoT Build 0:6ae2f7bca550 185
Azure.IoT Build 5:ae49385aff34 186 CONCRETE_IO_HANDLE headerdetectio_create(void* io_create_parameters)
Azure.IoT Build 0:6ae2f7bca550 187 {
Azure.IoT Build 0:6ae2f7bca550 188 HEADER_DETECT_IO_INSTANCE* result;
Azure.IoT Build 0:6ae2f7bca550 189
Azure.IoT Build 0:6ae2f7bca550 190 if (io_create_parameters == NULL)
Azure.IoT Build 0:6ae2f7bca550 191 {
Azure.IoT Build 0:6ae2f7bca550 192 result = NULL;
Azure.IoT Build 0:6ae2f7bca550 193 }
Azure.IoT Build 0:6ae2f7bca550 194 else
Azure.IoT Build 0:6ae2f7bca550 195 {
Azure.IoT Build 0:6ae2f7bca550 196 HEADERDETECTIO_CONFIG* header_detect_io_config = (HEADERDETECTIO_CONFIG*)io_create_parameters;
Azure.IoT Build 0:6ae2f7bca550 197 result = (HEADER_DETECT_IO_INSTANCE*)amqpalloc_malloc(sizeof(HEADER_DETECT_IO_INSTANCE));
Azure.IoT Build 0:6ae2f7bca550 198 if (result != NULL)
Azure.IoT Build 0:6ae2f7bca550 199 {
Azure.IoT Build 0:6ae2f7bca550 200 result->underlying_io = header_detect_io_config->underlying_io;
Azure.IoT Build 0:6ae2f7bca550 201 result->on_io_open_complete = NULL;
Azure.IoT Build 0:6ae2f7bca550 202 result->on_io_close_complete = NULL;
Azure.IoT Build 0:6ae2f7bca550 203 result->on_io_error = NULL;
Azure.IoT Build 0:6ae2f7bca550 204 result->on_bytes_received = NULL;
Azure.IoT Build 0:6ae2f7bca550 205 result->on_io_open_complete_context = NULL;
Azure.IoT Build 0:6ae2f7bca550 206 result->on_io_close_complete_context = NULL;
Azure.IoT Build 0:6ae2f7bca550 207 result->on_io_error_context = NULL;
Azure.IoT Build 0:6ae2f7bca550 208 result->on_bytes_received_context = NULL;
Azure.IoT Build 0:6ae2f7bca550 209
Azure.IoT Build 0:6ae2f7bca550 210 result->io_state = IO_STATE_NOT_OPEN;
Azure.IoT Build 0:6ae2f7bca550 211 }
Azure.IoT Build 0:6ae2f7bca550 212 }
Azure.IoT Build 0:6ae2f7bca550 213
Azure.IoT Build 0:6ae2f7bca550 214 return result;
Azure.IoT Build 0:6ae2f7bca550 215 }
Azure.IoT Build 0:6ae2f7bca550 216
Azure.IoT Build 0:6ae2f7bca550 217 void headerdetectio_destroy(CONCRETE_IO_HANDLE header_detect_io)
Azure.IoT Build 0:6ae2f7bca550 218 {
Azure.IoT Build 0:6ae2f7bca550 219 if (header_detect_io != NULL)
Azure.IoT Build 0:6ae2f7bca550 220 {
Azure.IoT Build 0:6ae2f7bca550 221 HEADER_DETECT_IO_INSTANCE* header_detect_io_instance = (HEADER_DETECT_IO_INSTANCE*)header_detect_io;
Azure.IoT Build 0:6ae2f7bca550 222 (void)headerdetectio_close(header_detect_io, NULL, NULL);
Azure.IoT Build 0:6ae2f7bca550 223 xio_destroy(header_detect_io_instance->underlying_io);
Azure.IoT Build 0:6ae2f7bca550 224 amqpalloc_free(header_detect_io);
Azure.IoT Build 0:6ae2f7bca550 225 }
Azure.IoT Build 0:6ae2f7bca550 226 }
Azure.IoT Build 0:6ae2f7bca550 227
Azure.IoT Build 0:6ae2f7bca550 228 int headerdetectio_open(CONCRETE_IO_HANDLE header_detect_io, ON_IO_OPEN_COMPLETE on_io_open_complete, void* on_io_open_complete_context, ON_BYTES_RECEIVED on_bytes_received, void* on_bytes_received_context, ON_IO_ERROR on_io_error, void* on_io_error_context)
Azure.IoT Build 0:6ae2f7bca550 229 {
Azure.IoT Build 0:6ae2f7bca550 230 int result;
Azure.IoT Build 0:6ae2f7bca550 231
Azure.IoT Build 0:6ae2f7bca550 232 if (header_detect_io == NULL)
Azure.IoT Build 0:6ae2f7bca550 233 {
Azure.IoT Build 0:6ae2f7bca550 234 result = __LINE__;
Azure.IoT Build 0:6ae2f7bca550 235 }
Azure.IoT Build 0:6ae2f7bca550 236 else
Azure.IoT Build 0:6ae2f7bca550 237 {
Azure.IoT Build 0:6ae2f7bca550 238 HEADER_DETECT_IO_INSTANCE* header_detect_io_instance = (HEADER_DETECT_IO_INSTANCE*)header_detect_io;
Azure.IoT Build 0:6ae2f7bca550 239
Azure.IoT Build 0:6ae2f7bca550 240 if (header_detect_io_instance->io_state != IO_STATE_NOT_OPEN &&
Azure.IoT Build 0:6ae2f7bca550 241 header_detect_io_instance->io_state != IO_STATE_OPEN)
Azure.IoT Build 0:6ae2f7bca550 242 {
Azure.IoT Build 0:6ae2f7bca550 243 result = __LINE__;
Azure.IoT Build 0:6ae2f7bca550 244 }
Azure.IoT Build 0:6ae2f7bca550 245 else
Azure.IoT Build 0:6ae2f7bca550 246 {
Azure.IoT Build 0:6ae2f7bca550 247 header_detect_io_instance->on_bytes_received = on_bytes_received;
Azure.IoT Build 0:6ae2f7bca550 248 header_detect_io_instance->on_io_open_complete = on_io_open_complete;
Azure.IoT Build 0:6ae2f7bca550 249 header_detect_io_instance->on_io_error = on_io_error;
Azure.IoT Build 0:6ae2f7bca550 250 header_detect_io_instance->on_bytes_received_context = on_bytes_received_context;
Azure.IoT Build 0:6ae2f7bca550 251 header_detect_io_instance->on_io_open_complete_context = on_io_open_complete_context;
Azure.IoT Build 0:6ae2f7bca550 252 header_detect_io_instance->on_io_error_context = on_io_error_context;
Azure.IoT Build 0:6ae2f7bca550 253
Azure.IoT Build 0:6ae2f7bca550 254 if (header_detect_io_instance->io_state == IO_STATE_OPEN)
Azure.IoT Build 0:6ae2f7bca550 255 {
Azure.IoT Build 0:6ae2f7bca550 256 indicate_open_complete(header_detect_io_instance, IO_OPEN_OK);
Azure.IoT Build 0:6ae2f7bca550 257 result = 0;
Azure.IoT Build 0:6ae2f7bca550 258 }
Azure.IoT Build 0:6ae2f7bca550 259 else
Azure.IoT Build 0:6ae2f7bca550 260 {
Azure.IoT Build 0:6ae2f7bca550 261 header_detect_io_instance->header_pos = 0;
Azure.IoT Build 0:6ae2f7bca550 262 header_detect_io_instance->io_state = IO_STATE_OPENING_UNDERLYING_IO;
Azure.IoT Build 0:6ae2f7bca550 263
Azure.IoT Build 0:6ae2f7bca550 264 if (xio_open(header_detect_io_instance->underlying_io, on_underlying_io_open_complete, header_detect_io_instance, on_underlying_io_bytes_received, header_detect_io_instance, on_underlying_io_error, header_detect_io_instance) != 0)
Azure.IoT Build 0:6ae2f7bca550 265 {
Azure.IoT Build 0:6ae2f7bca550 266 result = __LINE__;
Azure.IoT Build 0:6ae2f7bca550 267 }
Azure.IoT Build 0:6ae2f7bca550 268 else
Azure.IoT Build 0:6ae2f7bca550 269 {
Azure.IoT Build 0:6ae2f7bca550 270 result = 0;
Azure.IoT Build 0:6ae2f7bca550 271 }
Azure.IoT Build 0:6ae2f7bca550 272 }
Azure.IoT Build 0:6ae2f7bca550 273 }
Azure.IoT Build 0:6ae2f7bca550 274 }
Azure.IoT Build 0:6ae2f7bca550 275
Azure.IoT Build 0:6ae2f7bca550 276 return result;
Azure.IoT Build 0:6ae2f7bca550 277 }
Azure.IoT Build 0:6ae2f7bca550 278
Azure.IoT Build 0:6ae2f7bca550 279 int headerdetectio_close(CONCRETE_IO_HANDLE header_detect_io, ON_IO_CLOSE_COMPLETE on_io_close_complete, void* callback_context)
Azure.IoT Build 0:6ae2f7bca550 280 {
Azure.IoT Build 0:6ae2f7bca550 281 int result;
Azure.IoT Build 0:6ae2f7bca550 282
Azure.IoT Build 0:6ae2f7bca550 283 if (header_detect_io == NULL)
Azure.IoT Build 0:6ae2f7bca550 284 {
Azure.IoT Build 0:6ae2f7bca550 285 result = __LINE__;
Azure.IoT Build 0:6ae2f7bca550 286 }
Azure.IoT Build 0:6ae2f7bca550 287 else
Azure.IoT Build 0:6ae2f7bca550 288 {
Azure.IoT Build 0:6ae2f7bca550 289 HEADER_DETECT_IO_INSTANCE* header_detect_io_instance = (HEADER_DETECT_IO_INSTANCE*)header_detect_io;
Azure.IoT Build 0:6ae2f7bca550 290
Azure.IoT Build 0:6ae2f7bca550 291 if ((header_detect_io_instance->io_state == IO_STATE_NOT_OPEN) ||
Azure.IoT Build 0:6ae2f7bca550 292 (header_detect_io_instance->io_state == IO_STATE_CLOSING))
Azure.IoT Build 0:6ae2f7bca550 293 {
Azure.IoT Build 0:6ae2f7bca550 294 result = __LINE__;
Azure.IoT Build 0:6ae2f7bca550 295 }
Azure.IoT Build 0:6ae2f7bca550 296 else
Azure.IoT Build 0:6ae2f7bca550 297 {
Azure.IoT Build 0:6ae2f7bca550 298 header_detect_io_instance->io_state = IO_STATE_CLOSING;
Azure.IoT Build 0:6ae2f7bca550 299 header_detect_io_instance->on_io_close_complete = on_io_close_complete;
Azure.IoT Build 0:6ae2f7bca550 300 header_detect_io_instance->on_io_close_complete_context = callback_context;
Azure.IoT Build 0:6ae2f7bca550 301
Azure.IoT Build 0:6ae2f7bca550 302 if (xio_close(header_detect_io_instance->underlying_io, on_underlying_io_close_complete, header_detect_io_instance) != 0)
Azure.IoT Build 0:6ae2f7bca550 303 {
Azure.IoT Build 0:6ae2f7bca550 304 result = __LINE__;
Azure.IoT Build 0:6ae2f7bca550 305 }
Azure.IoT Build 0:6ae2f7bca550 306 else
Azure.IoT Build 0:6ae2f7bca550 307 {
Azure.IoT Build 0:6ae2f7bca550 308 result = 0;
Azure.IoT Build 0:6ae2f7bca550 309 }
Azure.IoT Build 0:6ae2f7bca550 310 }
Azure.IoT Build 0:6ae2f7bca550 311 }
Azure.IoT Build 0:6ae2f7bca550 312
Azure.IoT Build 0:6ae2f7bca550 313 return result;
Azure.IoT Build 0:6ae2f7bca550 314 }
Azure.IoT Build 0:6ae2f7bca550 315
Azure.IoT Build 0:6ae2f7bca550 316 int headerdetectio_send(CONCRETE_IO_HANDLE header_detect_io, const void* buffer, size_t size, ON_SEND_COMPLETE on_send_complete, void* callback_context)
Azure.IoT Build 0:6ae2f7bca550 317 {
Azure.IoT Build 0:6ae2f7bca550 318 int result;
Azure.IoT Build 0:6ae2f7bca550 319
Azure.IoT Build 0:6ae2f7bca550 320 if (header_detect_io == NULL)
Azure.IoT Build 0:6ae2f7bca550 321 {
Azure.IoT Build 0:6ae2f7bca550 322 result = __LINE__;
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 HEADER_DETECT_IO_INSTANCE* header_detect_io_instance = (HEADER_DETECT_IO_INSTANCE*)header_detect_io;
Azure.IoT Build 0:6ae2f7bca550 327
Azure.IoT Build 0:6ae2f7bca550 328 if (header_detect_io_instance->io_state != IO_STATE_OPEN)
Azure.IoT Build 0:6ae2f7bca550 329 {
Azure.IoT Build 0:6ae2f7bca550 330 result = __LINE__;
Azure.IoT Build 0:6ae2f7bca550 331 }
Azure.IoT Build 0:6ae2f7bca550 332 else
Azure.IoT Build 0:6ae2f7bca550 333 {
Azure.IoT Build 0:6ae2f7bca550 334 if (xio_send(header_detect_io_instance->underlying_io, buffer, size, on_send_complete, callback_context) != 0)
Azure.IoT Build 0:6ae2f7bca550 335 {
Azure.IoT Build 0:6ae2f7bca550 336 result = __LINE__;
Azure.IoT Build 0:6ae2f7bca550 337 }
Azure.IoT Build 0:6ae2f7bca550 338 else
Azure.IoT Build 0:6ae2f7bca550 339 {
Azure.IoT Build 0:6ae2f7bca550 340 result = 0;
Azure.IoT Build 0:6ae2f7bca550 341 }
Azure.IoT Build 0:6ae2f7bca550 342 }
Azure.IoT Build 0:6ae2f7bca550 343 }
Azure.IoT Build 0:6ae2f7bca550 344
Azure.IoT Build 0:6ae2f7bca550 345 return result;
Azure.IoT Build 0:6ae2f7bca550 346 }
Azure.IoT Build 0:6ae2f7bca550 347
Azure.IoT Build 0:6ae2f7bca550 348 void headerdetectio_dowork(CONCRETE_IO_HANDLE header_detect_io)
Azure.IoT Build 0:6ae2f7bca550 349 {
Azure.IoT Build 0:6ae2f7bca550 350 if (header_detect_io != NULL)
Azure.IoT Build 0:6ae2f7bca550 351 {
Azure.IoT Build 0:6ae2f7bca550 352 HEADER_DETECT_IO_INSTANCE* header_detect_io_instance = (HEADER_DETECT_IO_INSTANCE*)header_detect_io;
Azure.IoT Build 0:6ae2f7bca550 353
Azure.IoT Build 0:6ae2f7bca550 354 if ((header_detect_io_instance->io_state != IO_STATE_NOT_OPEN) &&
Azure.IoT Build 0:6ae2f7bca550 355 (header_detect_io_instance->io_state != IO_STATE_ERROR))
Azure.IoT Build 0:6ae2f7bca550 356 {
Azure.IoT Build 0:6ae2f7bca550 357 xio_dowork(header_detect_io_instance->underlying_io);
Azure.IoT Build 0:6ae2f7bca550 358 }
Azure.IoT Build 0:6ae2f7bca550 359 }
Azure.IoT Build 0:6ae2f7bca550 360 }
Azure.IoT Build 0:6ae2f7bca550 361
AzureIoTClient 1:eab586236bfe 362 int headerdetectio_setoption(CONCRETE_IO_HANDLE header_detect_io, const char* optionName, const void* value)
Azure.IoT Build 0:6ae2f7bca550 363 {
AzureIoTClient 1:eab586236bfe 364 int result;
AzureIoTClient 1:eab586236bfe 365
AzureIoTClient 1:eab586236bfe 366 if (header_detect_io == NULL)
AzureIoTClient 1:eab586236bfe 367 {
AzureIoTClient 1:eab586236bfe 368 result = __LINE__;
AzureIoTClient 1:eab586236bfe 369 }
AzureIoTClient 1:eab586236bfe 370 else
AzureIoTClient 1:eab586236bfe 371 {
AzureIoTClient 1:eab586236bfe 372 HEADER_DETECT_IO_INSTANCE* header_detect_io_instance = (HEADER_DETECT_IO_INSTANCE*)header_detect_io;
AzureIoTClient 1:eab586236bfe 373
AzureIoTClient 1:eab586236bfe 374 if (header_detect_io_instance->underlying_io == NULL)
AzureIoTClient 1:eab586236bfe 375 {
AzureIoTClient 1:eab586236bfe 376 result = __LINE__;
AzureIoTClient 1:eab586236bfe 377 }
AzureIoTClient 1:eab586236bfe 378 else
AzureIoTClient 1:eab586236bfe 379 {
AzureIoTClient 1:eab586236bfe 380 result = xio_setoption(header_detect_io_instance->underlying_io, optionName, value);
AzureIoTClient 1:eab586236bfe 381 }
AzureIoTClient 1:eab586236bfe 382 }
AzureIoTClient 1:eab586236bfe 383
AzureIoTClient 1:eab586236bfe 384 return result;
Azure.IoT Build 0:6ae2f7bca550 385 }
Azure.IoT Build 0:6ae2f7bca550 386
AzureIoTClient 6:641a9672db08 387 /*this function will clone an option given by name and value*/
AzureIoTClient 6:641a9672db08 388 static void* headerdetectio_CloneOption(const char* name, const void* value)
AzureIoTClient 6:641a9672db08 389 {
AzureIoTClient 6:641a9672db08 390 (void)(name, value);
AzureIoTClient 6:641a9672db08 391 return NULL;
AzureIoTClient 6:641a9672db08 392 }
AzureIoTClient 6:641a9672db08 393
AzureIoTClient 6:641a9672db08 394 /*this function destroys an option previously created*/
AzureIoTClient 6:641a9672db08 395 static void headerdetectio_DestroyOption(const char* name, const void* value)
AzureIoTClient 6:641a9672db08 396 {
AzureIoTClient 6:641a9672db08 397 (void)(name, value);
AzureIoTClient 6:641a9672db08 398 }
AzureIoTClient 6:641a9672db08 399
AzureIoTClient 6:641a9672db08 400 static OPTIONHANDLER_HANDLE headerdetectio_retrieveoptions(CONCRETE_IO_HANDLE handle)
AzureIoTClient 6:641a9672db08 401 {
AzureIoTClient 6:641a9672db08 402 OPTIONHANDLER_HANDLE result;
AzureIoTClient 6:641a9672db08 403 (void)handle;
AzureIoTClient 6:641a9672db08 404 result = OptionHandler_Create(headerdetectio_CloneOption, headerdetectio_DestroyOption, headerdetectio_setoption);
AzureIoTClient 6:641a9672db08 405 if (result == NULL)
AzureIoTClient 6:641a9672db08 406 {
AzureIoTClient 6:641a9672db08 407 LogError("unable to OptionHandler_Create");
AzureIoTClient 6:641a9672db08 408 /*return as is*/
AzureIoTClient 6:641a9672db08 409 }
AzureIoTClient 6:641a9672db08 410 else
AzureIoTClient 6:641a9672db08 411 {
AzureIoTClient 6:641a9672db08 412 /*insert here work to add the options to "result" handle*/
AzureIoTClient 6:641a9672db08 413 }
AzureIoTClient 6:641a9672db08 414 return result;
AzureIoTClient 6:641a9672db08 415 }
AzureIoTClient 6:641a9672db08 416
Azure.IoT Build 0:6ae2f7bca550 417 static const IO_INTERFACE_DESCRIPTION header_detect_io_interface_description =
Azure.IoT Build 0:6ae2f7bca550 418 {
AzureIoTClient 6:641a9672db08 419 headerdetectio_retrieveoptions,
Azure.IoT Build 0:6ae2f7bca550 420 headerdetectio_create,
Azure.IoT Build 0:6ae2f7bca550 421 headerdetectio_destroy,
Azure.IoT Build 0:6ae2f7bca550 422 headerdetectio_open,
Azure.IoT Build 0:6ae2f7bca550 423 headerdetectio_close,
Azure.IoT Build 0:6ae2f7bca550 424 headerdetectio_send,
Azure.IoT Build 0:6ae2f7bca550 425 headerdetectio_dowork,
Azure.IoT Build 0:6ae2f7bca550 426 headerdetectio_setoption
Azure.IoT Build 0:6ae2f7bca550 427 };
Azure.IoT Build 0:6ae2f7bca550 428
Azure.IoT Build 0:6ae2f7bca550 429 const IO_INTERFACE_DESCRIPTION* headerdetectio_get_interface_description(void)
Azure.IoT Build 0:6ae2f7bca550 430 {
Azure.IoT Build 0:6ae2f7bca550 431 return &header_detect_io_interface_description;
Azure.IoT Build 0:6ae2f7bca550 432 }