terence zhang
/
mbed-os-example-wakaama
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wakaama/liblwm2m.h@0:f9d13e09cf11, 2017-04-24 (annotated)
- Committer:
- terencez
- Date:
- Mon Apr 24 23:03:31 2017 +0000
- Revision:
- 0:f9d13e09cf11
- Child:
- 3:a280069151ac
The first compiled submit.
Who changed what in which revision?
| User | Revision | Line number | New contents of line |
|---|---|---|---|
| terencez | 0:f9d13e09cf11 | 1 | /******************************************************************************* |
| terencez | 0:f9d13e09cf11 | 2 | * |
| terencez | 0:f9d13e09cf11 | 3 | * Copyright (c) 2013, 2014 Intel Corporation and others. |
| terencez | 0:f9d13e09cf11 | 4 | * All rights reserved. This program and the accompanying materials |
| terencez | 0:f9d13e09cf11 | 5 | * are made available under the terms of the Eclipse Public License v1.0 |
| terencez | 0:f9d13e09cf11 | 6 | * and Eclipse Distribution License v1.0 which accompany this distribution. |
| terencez | 0:f9d13e09cf11 | 7 | * |
| terencez | 0:f9d13e09cf11 | 8 | * The Eclipse Public License is available at |
| terencez | 0:f9d13e09cf11 | 9 | * http://www.eclipse.org/legal/epl-v10.html |
| terencez | 0:f9d13e09cf11 | 10 | * The Eclipse Distribution License is available at |
| terencez | 0:f9d13e09cf11 | 11 | * http://www.eclipse.org/org/documents/edl-v10.php. |
| terencez | 0:f9d13e09cf11 | 12 | * |
| terencez | 0:f9d13e09cf11 | 13 | * Contributors: |
| terencez | 0:f9d13e09cf11 | 14 | * David Navarro, Intel Corporation - initial API and implementation |
| terencez | 0:f9d13e09cf11 | 15 | * Fabien Fleutot - Please refer to git log |
| terencez | 0:f9d13e09cf11 | 16 | * Simon Bernard - Please refer to git log |
| terencez | 0:f9d13e09cf11 | 17 | * Toby Jaffey - Please refer to git log |
| terencez | 0:f9d13e09cf11 | 18 | * Julien Vermillard - Please refer to git log |
| terencez | 0:f9d13e09cf11 | 19 | *******************************************************************************/ |
| terencez | 0:f9d13e09cf11 | 20 | |
| terencez | 0:f9d13e09cf11 | 21 | /* |
| terencez | 0:f9d13e09cf11 | 22 | Copyright (c) 2013, 2014 Intel Corporation |
| terencez | 0:f9d13e09cf11 | 23 | |
| terencez | 0:f9d13e09cf11 | 24 | Redistribution and use in source and binary forms, with or without modification, |
| terencez | 0:f9d13e09cf11 | 25 | are permitted provided that the following conditions are met: |
| terencez | 0:f9d13e09cf11 | 26 | |
| terencez | 0:f9d13e09cf11 | 27 | * Redistributions of source code must retain the above copyright notice, |
| terencez | 0:f9d13e09cf11 | 28 | this list of conditions and the following disclaimer. |
| terencez | 0:f9d13e09cf11 | 29 | * Redistributions in binary form must reproduce the above copyright notice, |
| terencez | 0:f9d13e09cf11 | 30 | this list of conditions and the following disclaimer in the documentation |
| terencez | 0:f9d13e09cf11 | 31 | and/or other materials provided with the distribution. |
| terencez | 0:f9d13e09cf11 | 32 | * Neither the name of Intel Corporation nor the names of its contributors |
| terencez | 0:f9d13e09cf11 | 33 | may be used to endorse or promote products derived from this software |
| terencez | 0:f9d13e09cf11 | 34 | without specific prior written permission. |
| terencez | 0:f9d13e09cf11 | 35 | |
| terencez | 0:f9d13e09cf11 | 36 | THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND |
| terencez | 0:f9d13e09cf11 | 37 | ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED |
| terencez | 0:f9d13e09cf11 | 38 | WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. |
| terencez | 0:f9d13e09cf11 | 39 | IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, |
| terencez | 0:f9d13e09cf11 | 40 | INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, |
| terencez | 0:f9d13e09cf11 | 41 | BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, |
| terencez | 0:f9d13e09cf11 | 42 | DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF |
| terencez | 0:f9d13e09cf11 | 43 | LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR |
| terencez | 0:f9d13e09cf11 | 44 | OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF |
| terencez | 0:f9d13e09cf11 | 45 | THE POSSIBILITY OF SUCH DAMAGE. |
| terencez | 0:f9d13e09cf11 | 46 | |
| terencez | 0:f9d13e09cf11 | 47 | David Navarro <david.navarro@intel.com> |
| terencez | 0:f9d13e09cf11 | 48 | |
| terencez | 0:f9d13e09cf11 | 49 | */ |
| terencez | 0:f9d13e09cf11 | 50 | |
| terencez | 0:f9d13e09cf11 | 51 | #ifndef _LWM2M_CLIENT_H_ |
| terencez | 0:f9d13e09cf11 | 52 | #define _LWM2M_CLIENT_H_ |
| terencez | 0:f9d13e09cf11 | 53 | |
| terencez | 0:f9d13e09cf11 | 54 | #include <stdint.h> |
| terencez | 0:f9d13e09cf11 | 55 | #include <stddef.h> |
| terencez | 0:f9d13e09cf11 | 56 | #include <stdbool.h> |
| terencez | 0:f9d13e09cf11 | 57 | |
| terencez | 0:f9d13e09cf11 | 58 | #include <stdlib.h> |
| terencez | 0:f9d13e09cf11 | 59 | #include <string.h> |
| terencez | 0:f9d13e09cf11 | 60 | #include <time.h> |
| terencez | 0:f9d13e09cf11 | 61 | //#include <sys/time.h> |
| terencez | 0:f9d13e09cf11 | 62 | //#include <EthernetInterface/lwip/include/lwip/sockets.h> |
| terencez | 0:f9d13e09cf11 | 63 | |
| terencez | 0:f9d13e09cf11 | 64 | ////////////////////////////////////////////////// |
| terencez | 0:f9d13e09cf11 | 65 | #define MBED_OS_EXAMPLE_WAKAAMA |
| terencez | 0:f9d13e09cf11 | 66 | |
| terencez | 0:f9d13e09cf11 | 67 | #ifdef MBED_OS_EXAMPLE_WAKAAMA |
| terencez | 0:f9d13e09cf11 | 68 | // Global definitions |
| terencez | 0:f9d13e09cf11 | 69 | #define LWM2M_LITTLE_ENDIAN |
| terencez | 0:f9d13e09cf11 | 70 | #define LWM2M_CLIENT_MODE |
| terencez | 0:f9d13e09cf11 | 71 | #define LWM2M_WITH_LOGS |
| terencez | 0:f9d13e09cf11 | 72 | #define SHARED_DEFINITIONS |
| terencez | 0:f9d13e09cf11 | 73 | #define WAKAAMA_DEFINITIONS |
| terencez | 0:f9d13e09cf11 | 74 | #endif |
| terencez | 0:f9d13e09cf11 | 75 | |
| terencez | 0:f9d13e09cf11 | 76 | #ifndef LWM2M_EMBEDDED_MODE |
| terencez | 0:f9d13e09cf11 | 77 | /** LWIP_TIMEVAL_PRIVATE: if you want to use the struct timeval provided |
| terencez | 0:f9d13e09cf11 | 78 | * by your system, set this to 0 and include <sys/time.h> in cc.h */ |
| terencez | 0:f9d13e09cf11 | 79 | |
| terencez | 0:f9d13e09cf11 | 80 | struct timeval { |
| terencez | 0:f9d13e09cf11 | 81 | long tv_sec; /* seconds */ |
| terencez | 0:f9d13e09cf11 | 82 | long tv_usec; /* and microseconds */ |
| terencez | 0:f9d13e09cf11 | 83 | }; |
| terencez | 0:f9d13e09cf11 | 84 | struct timezone{ |
| terencez | 0:f9d13e09cf11 | 85 | |
| terencez | 0:f9d13e09cf11 | 86 | int tz_minuteswest; /*minutes to greenwich time*/ |
| terencez | 0:f9d13e09cf11 | 87 | int tz_dsttime; /*type of DST correction*/ |
| terencez | 0:f9d13e09cf11 | 88 | }; |
| terencez | 0:f9d13e09cf11 | 89 | |
| terencez | 0:f9d13e09cf11 | 90 | |
| terencez | 0:f9d13e09cf11 | 91 | int gettimeofday(struct timeval* t, void* timezone); |
| terencez | 0:f9d13e09cf11 | 92 | |
| terencez | 0:f9d13e09cf11 | 93 | #define lwm2m_gettimeofday gettimeofday |
| terencez | 0:f9d13e09cf11 | 94 | #define lwm2m_malloc malloc |
| terencez | 0:f9d13e09cf11 | 95 | #define lwm2m_free free |
| terencez | 0:f9d13e09cf11 | 96 | #else |
| terencez | 0:f9d13e09cf11 | 97 | int lwm2m_gettimeofday(struct timeval *tv, void *p); |
| terencez | 0:f9d13e09cf11 | 98 | void *lwm2m_malloc(size_t s); |
| terencez | 0:f9d13e09cf11 | 99 | void lwm2m_free(void *p); |
| terencez | 0:f9d13e09cf11 | 100 | #endif |
| terencez | 0:f9d13e09cf11 | 101 | |
| terencez | 0:f9d13e09cf11 | 102 | /* |
| terencez | 0:f9d13e09cf11 | 103 | * Error code |
| terencez | 0:f9d13e09cf11 | 104 | */ |
| terencez | 0:f9d13e09cf11 | 105 | #if 0 //To be sync with enum. |
| terencez | 0:f9d13e09cf11 | 106 | typedef enum { |
| terencez | 0:f9d13e09cf11 | 107 | NO_ERROR = 0, |
| terencez | 0:f9d13e09cf11 | 108 | |
| terencez | 0:f9d13e09cf11 | 109 | CREATED_2_01 = 65, /* CREATED */ |
| terencez | 0:f9d13e09cf11 | 110 | DELETED_2_02 = 66, /* DELETED */ |
| terencez | 0:f9d13e09cf11 | 111 | VALID_2_03 = 67, /* NOT_MODIFIED */ |
| terencez | 0:f9d13e09cf11 | 112 | CHANGED_2_04 = 68, /* CHANGED */ |
| terencez | 0:f9d13e09cf11 | 113 | CONTENT_2_05 = 69, /* OK */ |
| terencez | 0:f9d13e09cf11 | 114 | |
| terencez | 0:f9d13e09cf11 | 115 | BAD_REQUEST_4_00 = 128, /* BAD_REQUEST */ |
| terencez | 0:f9d13e09cf11 | 116 | UNAUTHORIZED_4_01 = 129, /* UNAUTHORIZED */ |
| terencez | 0:f9d13e09cf11 | 117 | BAD_OPTION_4_02 = 130, /* BAD_OPTION */ |
| terencez | 0:f9d13e09cf11 | 118 | FORBIDDEN_4_03 = 131, /* FORBIDDEN */ |
| terencez | 0:f9d13e09cf11 | 119 | NOT_FOUND_4_04 = 132, /* NOT_FOUND */ |
| terencez | 0:f9d13e09cf11 | 120 | METHOD_NOT_ALLOWED_4_05 = 133, /* METHOD_NOT_ALLOWED */ |
| terencez | 0:f9d13e09cf11 | 121 | NOT_ACCEPTABLE_4_06 = 134, /* NOT_ACCEPTABLE */ |
| terencez | 0:f9d13e09cf11 | 122 | PRECONDITION_FAILED_4_12 = 140, /* BAD_REQUEST */ |
| terencez | 0:f9d13e09cf11 | 123 | REQUEST_ENTITY_TOO_LARGE_4_13 = 141, /* REQUEST_ENTITY_TOO_LARGE */ |
| terencez | 0:f9d13e09cf11 | 124 | UNSUPPORTED_MEDIA_TYPE_4_15 = 143, /* UNSUPPORTED_MEDIA_TYPE */ |
| terencez | 0:f9d13e09cf11 | 125 | |
| terencez | 0:f9d13e09cf11 | 126 | INTERNAL_SERVER_ERROR_5_00 = 160, /* INTERNAL_SERVER_ERROR */ |
| terencez | 0:f9d13e09cf11 | 127 | NOT_IMPLEMENTED_5_01 = 161, /* NOT_IMPLEMENTED */ |
| terencez | 0:f9d13e09cf11 | 128 | BAD_GATEWAY_5_02 = 162, /* BAD_GATEWAY */ |
| terencez | 0:f9d13e09cf11 | 129 | SERVICE_UNAVAILABLE_5_03 = 163, /* SERVICE_UNAVAILABLE */ |
| terencez | 0:f9d13e09cf11 | 130 | GATEWAY_TIMEOUT_5_04 = 164, /* GATEWAY_TIMEOUT */ |
| terencez | 0:f9d13e09cf11 | 131 | PROXYING_NOT_SUPPORTED_5_05 = 165, /* PROXYING_NOT_SUPPORTED */ |
| terencez | 0:f9d13e09cf11 | 132 | |
| terencez | 0:f9d13e09cf11 | 133 | /* Erbium errors */ |
| terencez | 0:f9d13e09cf11 | 134 | MEMORY_ALLOCATION_ERROR = 192, |
| terencez | 0:f9d13e09cf11 | 135 | PACKET_SERIALIZATION_ERROR, |
| terencez | 0:f9d13e09cf11 | 136 | |
| terencez | 0:f9d13e09cf11 | 137 | /* Erbium hooks */ |
| terencez | 0:f9d13e09cf11 | 138 | MANUAL_RESPONSE |
| terencez | 0:f9d13e09cf11 | 139 | |
| terencez | 0:f9d13e09cf11 | 140 | |
| terencez | 0:f9d13e09cf11 | 141 | #endif |
| terencez | 0:f9d13e09cf11 | 142 | |
| terencez | 0:f9d13e09cf11 | 143 | |
| terencez | 0:f9d13e09cf11 | 144 | |
| terencez | 0:f9d13e09cf11 | 145 | #define COAP_NO_ERROR (uint8_t)0x00 |
| terencez | 0:f9d13e09cf11 | 146 | |
| terencez | 0:f9d13e09cf11 | 147 | #define COAP_201_CREATED (uint8_t)0x41 |
| terencez | 0:f9d13e09cf11 | 148 | #define COAP_202_DELETED (uint8_t)0x42 |
| terencez | 0:f9d13e09cf11 | 149 | #define COAP_204_CHANGED (uint8_t)0x44 |
| terencez | 0:f9d13e09cf11 | 150 | #define COAP_205_CONTENT (uint8_t)0x45 |
| terencez | 0:f9d13e09cf11 | 151 | #define COAP_400_BAD_REQUEST (uint8_t)0x80 |
| terencez | 0:f9d13e09cf11 | 152 | #define COAP_401_UNAUTHORIZED (uint8_t)0x81 |
| terencez | 0:f9d13e09cf11 | 153 | #define COAP_404_NOT_FOUND (uint8_t)0x84 |
| terencez | 0:f9d13e09cf11 | 154 | #define COAP_405_METHOD_NOT_ALLOWED (uint8_t)0x85 |
| terencez | 0:f9d13e09cf11 | 155 | #define COAP_406_NOT_ACCEPTABLE (uint8_t)0x86 |
| terencez | 0:f9d13e09cf11 | 156 | #define COAP_500_INTERNAL_SERVER_ERROR (uint8_t)0xA0 |
| terencez | 0:f9d13e09cf11 | 157 | #define COAP_501_NOT_IMPLEMENTED (uint8_t)0xA1 |
| terencez | 0:f9d13e09cf11 | 158 | #define COAP_503_SERVICE_UNAVAILABLE (uint8_t)0xA3 |
| terencez | 0:f9d13e09cf11 | 159 | |
| terencez | 0:f9d13e09cf11 | 160 | |
| terencez | 0:f9d13e09cf11 | 161 | /* |
| terencez | 0:f9d13e09cf11 | 162 | * Utility functions for sorted linked list |
| terencez | 0:f9d13e09cf11 | 163 | */ |
| terencez | 0:f9d13e09cf11 | 164 | |
| terencez | 0:f9d13e09cf11 | 165 | typedef struct _lwm2m_list_t |
| terencez | 0:f9d13e09cf11 | 166 | { |
| terencez | 0:f9d13e09cf11 | 167 | struct _lwm2m_list_t * next; |
| terencez | 0:f9d13e09cf11 | 168 | uint16_t id; |
| terencez | 0:f9d13e09cf11 | 169 | } lwm2m_list_t; |
| terencez | 0:f9d13e09cf11 | 170 | |
| terencez | 0:f9d13e09cf11 | 171 | // defined in list.c |
| terencez | 0:f9d13e09cf11 | 172 | // Add 'node' to the list 'head' and return the new list |
| terencez | 0:f9d13e09cf11 | 173 | lwm2m_list_t * lwm2m_list_add(lwm2m_list_t * head, lwm2m_list_t * node); |
| terencez | 0:f9d13e09cf11 | 174 | // Return the node with ID 'id' from the list 'head' or NULL if not found |
| terencez | 0:f9d13e09cf11 | 175 | lwm2m_list_t * lwm2m_list_find(lwm2m_list_t * head, uint16_t id); |
| terencez | 0:f9d13e09cf11 | 176 | // Remove the node with ID 'id' from the list 'head' and return the new list |
| terencez | 0:f9d13e09cf11 | 177 | lwm2m_list_t * lwm2m_list_remove(lwm2m_list_t * head, uint16_t id, lwm2m_list_t ** nodeP); |
| terencez | 0:f9d13e09cf11 | 178 | // Return the lowest unused ID in the list 'head' |
| terencez | 0:f9d13e09cf11 | 179 | uint16_t lwm2m_list_newId(lwm2m_list_t * head); |
| terencez | 0:f9d13e09cf11 | 180 | |
| terencez | 0:f9d13e09cf11 | 181 | #define LWM2M_LIST_ADD(H,N) lwm2m_list_add((lwm2m_list_t *)H, (lwm2m_list_t *)N); |
| terencez | 0:f9d13e09cf11 | 182 | #define LWM2M_LIST_RM(H,I,N) lwm2m_list_remove((lwm2m_list_t *)H, I, (lwm2m_list_t **)N); |
| terencez | 0:f9d13e09cf11 | 183 | |
| terencez | 0:f9d13e09cf11 | 184 | |
| terencez | 0:f9d13e09cf11 | 185 | /* |
| terencez | 0:f9d13e09cf11 | 186 | * Resource values |
| terencez | 0:f9d13e09cf11 | 187 | */ |
| terencez | 0:f9d13e09cf11 | 188 | |
| terencez | 0:f9d13e09cf11 | 189 | // defined in utils.c |
| terencez | 0:f9d13e09cf11 | 190 | int lwm2m_PlainTextToInt64(char * buffer, int length, int64_t * dataP); |
| terencez | 0:f9d13e09cf11 | 191 | |
| terencez | 0:f9d13e09cf11 | 192 | /* |
| terencez | 0:f9d13e09cf11 | 193 | * These utility functions allocate a new buffer storing the plain text |
| terencez | 0:f9d13e09cf11 | 194 | * representation of data. They return the size in bytes of the buffer |
| terencez | 0:f9d13e09cf11 | 195 | * or 0 in case of error. |
| terencez | 0:f9d13e09cf11 | 196 | * There is no trailing '\0' character in the buffer. |
| terencez | 0:f9d13e09cf11 | 197 | */ |
| terencez | 0:f9d13e09cf11 | 198 | int lwm2m_int8ToPlainText(int8_t data, char ** bufferP); |
| terencez | 0:f9d13e09cf11 | 199 | int lwm2m_int16ToPlainText(int16_t data, char ** bufferP); |
| terencez | 0:f9d13e09cf11 | 200 | int lwm2m_int32ToPlainText(int32_t data, char ** bufferP); |
| terencez | 0:f9d13e09cf11 | 201 | int lwm2m_int64ToPlainText(int64_t data, char ** bufferP); |
| terencez | 0:f9d13e09cf11 | 202 | int lwm2m_float32ToPlainText(float data, char ** bufferP); |
| terencez | 0:f9d13e09cf11 | 203 | int lwm2m_float64ToPlainText(double data, char ** bufferP); |
| terencez | 0:f9d13e09cf11 | 204 | int lwm2m_boolToPlainText(bool data, char ** bufferP); |
| terencez | 0:f9d13e09cf11 | 205 | |
| terencez | 0:f9d13e09cf11 | 206 | |
| terencez | 0:f9d13e09cf11 | 207 | /* |
| terencez | 0:f9d13e09cf11 | 208 | * TLV |
| terencez | 0:f9d13e09cf11 | 209 | */ |
| terencez | 0:f9d13e09cf11 | 210 | |
| terencez | 0:f9d13e09cf11 | 211 | #define LWM2M_TLV_HEADER_MAX_LENGTH 6 |
| terencez | 0:f9d13e09cf11 | 212 | |
| terencez | 0:f9d13e09cf11 | 213 | #define LWM2M_TYPE_RESSOURCE 0x00 |
| terencez | 0:f9d13e09cf11 | 214 | #define LWM2M_TYPE_MULTIPLE_RESSOURCE 0x01 |
| terencez | 0:f9d13e09cf11 | 215 | #define LWM2M_TYPE_RESSOURCE_INSTANCE 0x02 |
| terencez | 0:f9d13e09cf11 | 216 | #define LWM2M_TYPE_OBJECT_INSTANCE 0x03 |
| terencez | 0:f9d13e09cf11 | 217 | |
| terencez | 0:f9d13e09cf11 | 218 | /* |
| terencez | 0:f9d13e09cf11 | 219 | * Bitmask for the lwm2m_tlv_t::flag |
| terencez | 0:f9d13e09cf11 | 220 | * LWM2M_TLV_FLAG_STATIC_DATA specifies that lwm2m_tlv_t::value |
| terencez | 0:f9d13e09cf11 | 221 | * points to static memory and must no be freeed by the caller. |
| terencez | 0:f9d13e09cf11 | 222 | * LWM2M_TLV_FLAG_TEXT_FORMAT specifies that lwm2m_tlv_t::value |
| terencez | 0:f9d13e09cf11 | 223 | * is expressed or requested in plain text format. |
| terencez | 0:f9d13e09cf11 | 224 | */ |
| terencez | 0:f9d13e09cf11 | 225 | #define LWM2M_TLV_FLAG_STATIC_DATA 0x01 |
| terencez | 0:f9d13e09cf11 | 226 | #define LWM2M_TLV_FLAG_TEXT_FORMAT 0x02 |
| terencez | 0:f9d13e09cf11 | 227 | |
| terencez | 0:f9d13e09cf11 | 228 | typedef enum |
| terencez | 0:f9d13e09cf11 | 229 | { |
| terencez | 0:f9d13e09cf11 | 230 | TLV_OBJECT_INSTANCE = LWM2M_TYPE_OBJECT_INSTANCE, |
| terencez | 0:f9d13e09cf11 | 231 | TLV_RESSOURCE_INSTANCE = LWM2M_TYPE_RESSOURCE_INSTANCE, |
| terencez | 0:f9d13e09cf11 | 232 | TLV_MULTIPLE_INSTANCE = LWM2M_TYPE_MULTIPLE_RESSOURCE, |
| terencez | 0:f9d13e09cf11 | 233 | TLV_RESSOURCE = LWM2M_TYPE_RESSOURCE |
| terencez | 0:f9d13e09cf11 | 234 | } lwm2m_tlv_type_t; |
| terencez | 0:f9d13e09cf11 | 235 | |
| terencez | 0:f9d13e09cf11 | 236 | typedef struct |
| terencez | 0:f9d13e09cf11 | 237 | { |
| terencez | 0:f9d13e09cf11 | 238 | uint8_t flags; |
| terencez | 0:f9d13e09cf11 | 239 | uint8_t type; |
| terencez | 0:f9d13e09cf11 | 240 | uint16_t id; |
| terencez | 0:f9d13e09cf11 | 241 | size_t length; |
| terencez | 0:f9d13e09cf11 | 242 | uint8_t * value; |
| terencez | 0:f9d13e09cf11 | 243 | } lwm2m_tlv_t; |
| terencez | 0:f9d13e09cf11 | 244 | |
| terencez | 0:f9d13e09cf11 | 245 | lwm2m_tlv_t * lwm2m_tlv_new(int size); |
| terencez | 0:f9d13e09cf11 | 246 | int lwm2m_tlv_parse(char * buffer, size_t bufferLen, lwm2m_tlv_t ** dataP); |
| terencez | 0:f9d13e09cf11 | 247 | int lwm2m_tlv_serialize(int size, lwm2m_tlv_t * tlvP, char ** bufferP); |
| terencez | 0:f9d13e09cf11 | 248 | void lwm2m_tlv_free(int size, lwm2m_tlv_t * tlvP); |
| terencez | 0:f9d13e09cf11 | 249 | |
| terencez | 0:f9d13e09cf11 | 250 | void lwm2m_tlv_encode_int(int64_t data, lwm2m_tlv_t * tlvP); |
| terencez | 0:f9d13e09cf11 | 251 | int lwm2m_tlv_decode_int(lwm2m_tlv_t * tlvP, int64_t * dataP); |
| terencez | 0:f9d13e09cf11 | 252 | |
| terencez | 0:f9d13e09cf11 | 253 | /* |
| terencez | 0:f9d13e09cf11 | 254 | * These utility functions fill the buffer with a TLV record containing |
| terencez | 0:f9d13e09cf11 | 255 | * the data. They return the size in bytes of the TLV record, 0 in case |
| terencez | 0:f9d13e09cf11 | 256 | * of error. |
| terencez | 0:f9d13e09cf11 | 257 | */ |
| terencez | 0:f9d13e09cf11 | 258 | int lwm2m_intToTLV(lwm2m_tlv_type_t type, int64_t data, uint16_t id, char * buffer, size_t buffer_len); |
| terencez | 0:f9d13e09cf11 | 259 | int lwm2m_boolToTLV(lwm2m_tlv_type_t type, bool value, uint16_t id, char * buffer, size_t buffer_len); |
| terencez | 0:f9d13e09cf11 | 260 | int lwm2m_opaqueToTLV(lwm2m_tlv_type_t type, uint8_t * dataP, size_t data_len, uint16_t id, char * buffer, size_t buffer_len); |
| terencez | 0:f9d13e09cf11 | 261 | int lwm2m_decodeTLV(char * buffer, size_t buffer_len, lwm2m_tlv_type_t * oType, uint16_t * oID, size_t * oDataIndex, size_t * oDataLen); |
| terencez | 0:f9d13e09cf11 | 262 | int lwm2m_opaqueToInt(char * buffer, size_t buffer_len, int64_t * dataP); |
| terencez | 0:f9d13e09cf11 | 263 | |
| terencez | 0:f9d13e09cf11 | 264 | /* |
| terencez | 0:f9d13e09cf11 | 265 | * URI |
| terencez | 0:f9d13e09cf11 | 266 | * |
| terencez | 0:f9d13e09cf11 | 267 | * objectId is always set |
| terencez | 0:f9d13e09cf11 | 268 | * if instanceId or resourceId is greater than LWM2M_URI_MAX_ID, it means it is not specified |
| terencez | 0:f9d13e09cf11 | 269 | * |
| terencez | 0:f9d13e09cf11 | 270 | */ |
| terencez | 0:f9d13e09cf11 | 271 | |
| terencez | 0:f9d13e09cf11 | 272 | #define LWM2M_MAX_ID ((uint16_t)0xFFFF) |
| terencez | 0:f9d13e09cf11 | 273 | |
| terencez | 0:f9d13e09cf11 | 274 | #define LWM2M_URI_FLAG_OBJECT_ID (uint8_t)0x04 |
| terencez | 0:f9d13e09cf11 | 275 | #define LWM2M_URI_FLAG_INSTANCE_ID (uint8_t)0x02 |
| terencez | 0:f9d13e09cf11 | 276 | #define LWM2M_URI_FLAG_RESOURCE_ID (uint8_t)0x01 |
| terencez | 0:f9d13e09cf11 | 277 | |
| terencez | 0:f9d13e09cf11 | 278 | #define LWM2M_URI_IS_SET_INSTANCE(uri) ((uri->flag & LWM2M_URI_FLAG_INSTANCE_ID) != 0) |
| terencez | 0:f9d13e09cf11 | 279 | #define LWM2M_URI_IS_SET_RESOURCE(uri) ((uri->flag & LWM2M_URI_FLAG_RESOURCE_ID) != 0) |
| terencez | 0:f9d13e09cf11 | 280 | |
| terencez | 0:f9d13e09cf11 | 281 | typedef struct |
| terencez | 0:f9d13e09cf11 | 282 | { |
| terencez | 0:f9d13e09cf11 | 283 | uint8_t flag; // indicates which segments are set |
| terencez | 0:f9d13e09cf11 | 284 | uint16_t objectId; |
| terencez | 0:f9d13e09cf11 | 285 | uint16_t instanceId; |
| terencez | 0:f9d13e09cf11 | 286 | uint16_t resourceId; |
| terencez | 0:f9d13e09cf11 | 287 | } lwm2m_uri_t; |
| terencez | 0:f9d13e09cf11 | 288 | |
| terencez | 0:f9d13e09cf11 | 289 | |
| terencez | 0:f9d13e09cf11 | 290 | #define LWM2M_STRING_ID_MAX_LEN 6 |
| terencez | 0:f9d13e09cf11 | 291 | |
| terencez | 0:f9d13e09cf11 | 292 | // Parse an URI in LWM2M format and fill the lwm2m_uri_t. |
| terencez | 0:f9d13e09cf11 | 293 | // Return the number of characters read from buffer or 0 in case of error. |
| terencez | 0:f9d13e09cf11 | 294 | // Valid URIs: /1, /1/, /1/2, /1/2/, /1/2/3 |
| terencez | 0:f9d13e09cf11 | 295 | // Invalid URIs: /, //, //2, /1//, /1//3, /1/2/3/, /1/2/3/4 |
| terencez | 0:f9d13e09cf11 | 296 | int lwm2m_stringToUri(char * buffer, size_t buffer_len, lwm2m_uri_t * uriP); |
| terencez | 0:f9d13e09cf11 | 297 | |
| terencez | 0:f9d13e09cf11 | 298 | |
| terencez | 0:f9d13e09cf11 | 299 | /* |
| terencez | 0:f9d13e09cf11 | 300 | * LWM2M Objects |
| terencez | 0:f9d13e09cf11 | 301 | * |
| terencez | 0:f9d13e09cf11 | 302 | * For the read callback, if *numDataP is not zero, *dataArrayP is pre-allocated |
| terencez | 0:f9d13e09cf11 | 303 | * and contains the list of resources to read. |
| terencez | 0:f9d13e09cf11 | 304 | * |
| terencez | 0:f9d13e09cf11 | 305 | */ |
| terencez | 0:f9d13e09cf11 | 306 | |
| terencez | 0:f9d13e09cf11 | 307 | typedef struct _lwm2m_object_t lwm2m_object_t; |
| terencez | 0:f9d13e09cf11 | 308 | |
| terencez | 0:f9d13e09cf11 | 309 | typedef uint8_t (*lwm2m_read_callback_t) (uint16_t instanceId, int * numDataP, lwm2m_tlv_t ** dataArrayP, lwm2m_object_t * objectP); |
| terencez | 0:f9d13e09cf11 | 310 | typedef uint8_t (*lwm2m_write_callback_t) (uint16_t instanceId, int numData, lwm2m_tlv_t * dataArray, lwm2m_object_t * objectP); |
| terencez | 0:f9d13e09cf11 | 311 | typedef uint8_t (*lwm2m_execute_callback_t) (uint16_t instanceId, uint16_t resourceId, char * buffer, int length, lwm2m_object_t * objectP); |
| terencez | 0:f9d13e09cf11 | 312 | typedef uint8_t (*lwm2m_create_callback_t) (uint16_t instanceId, int numData, lwm2m_tlv_t * dataArray, lwm2m_object_t * objectP); |
| terencez | 0:f9d13e09cf11 | 313 | typedef uint8_t (*lwm2m_delete_callback_t) (uint16_t instanceId, lwm2m_object_t * objectP); |
| terencez | 0:f9d13e09cf11 | 314 | typedef void (*lwm2m_close_callback_t) (lwm2m_object_t * objectP); |
| terencez | 0:f9d13e09cf11 | 315 | |
| terencez | 0:f9d13e09cf11 | 316 | |
| terencez | 0:f9d13e09cf11 | 317 | struct _lwm2m_object_t |
| terencez | 0:f9d13e09cf11 | 318 | { |
| terencez | 0:f9d13e09cf11 | 319 | uint16_t objID; |
| terencez | 0:f9d13e09cf11 | 320 | lwm2m_list_t * instanceList; |
| terencez | 0:f9d13e09cf11 | 321 | lwm2m_read_callback_t readFunc; |
| terencez | 0:f9d13e09cf11 | 322 | lwm2m_write_callback_t writeFunc; |
| terencez | 0:f9d13e09cf11 | 323 | lwm2m_execute_callback_t executeFunc; |
| terencez | 0:f9d13e09cf11 | 324 | lwm2m_create_callback_t createFunc; |
| terencez | 0:f9d13e09cf11 | 325 | lwm2m_delete_callback_t deleteFunc; |
| terencez | 0:f9d13e09cf11 | 326 | lwm2m_close_callback_t closeFunc; |
| terencez | 0:f9d13e09cf11 | 327 | void * userData; |
| terencez | 0:f9d13e09cf11 | 328 | }; |
| terencez | 0:f9d13e09cf11 | 329 | |
| terencez | 0:f9d13e09cf11 | 330 | /* |
| terencez | 0:f9d13e09cf11 | 331 | * LWM2M Servers |
| terencez | 0:f9d13e09cf11 | 332 | * |
| terencez | 0:f9d13e09cf11 | 333 | * Since LWM2M Server Object instances are not accessible to LWM2M servers, |
| terencez | 0:f9d13e09cf11 | 334 | * there is no need to store them as lwm2m_objects_t |
| terencez | 0:f9d13e09cf11 | 335 | */ |
| terencez | 0:f9d13e09cf11 | 336 | |
| terencez | 0:f9d13e09cf11 | 337 | typedef enum |
| terencez | 0:f9d13e09cf11 | 338 | { |
| terencez | 0:f9d13e09cf11 | 339 | SEC_NONE = 0, |
| terencez | 0:f9d13e09cf11 | 340 | SEC_PRE_SHARED_KEY, |
| terencez | 0:f9d13e09cf11 | 341 | SEC_RAW_PUBLIC_KEY, |
| terencez | 0:f9d13e09cf11 | 342 | SEC_CERTIFICATE |
| terencez | 0:f9d13e09cf11 | 343 | } lwm2m_security_mode_t; |
| terencez | 0:f9d13e09cf11 | 344 | |
| terencez | 0:f9d13e09cf11 | 345 | typedef struct |
| terencez | 0:f9d13e09cf11 | 346 | { |
| terencez | 0:f9d13e09cf11 | 347 | lwm2m_security_mode_t mode; |
| terencez | 0:f9d13e09cf11 | 348 | size_t publicKeyLength; |
| terencez | 0:f9d13e09cf11 | 349 | uint8_t * publicKey; |
| terencez | 0:f9d13e09cf11 | 350 | size_t privateKeyLength; |
| terencez | 0:f9d13e09cf11 | 351 | uint8_t * privateKey; |
| terencez | 0:f9d13e09cf11 | 352 | } lwm2m_security_t; |
| terencez | 0:f9d13e09cf11 | 353 | |
| terencez | 0:f9d13e09cf11 | 354 | typedef enum |
| terencez | 0:f9d13e09cf11 | 355 | { |
| terencez | 0:f9d13e09cf11 | 356 | STATE_UNKNOWN = 0, |
| terencez | 0:f9d13e09cf11 | 357 | STATE_REG_PENDING, |
| terencez | 0:f9d13e09cf11 | 358 | STATE_REGISTERED, |
| terencez | 0:f9d13e09cf11 | 359 | STATE_REG_UPDATE_PENDING, |
| terencez | 0:f9d13e09cf11 | 360 | STATE_DEREG_PENDING |
| terencez | 0:f9d13e09cf11 | 361 | } lwm2m_status_t; |
| terencez | 0:f9d13e09cf11 | 362 | |
| terencez | 0:f9d13e09cf11 | 363 | typedef enum |
| terencez | 0:f9d13e09cf11 | 364 | { |
| terencez | 0:f9d13e09cf11 | 365 | BINDING_UNKNOWN = 0, |
| terencez | 0:f9d13e09cf11 | 366 | BINDING_U, // UDP |
| terencez | 0:f9d13e09cf11 | 367 | BINDING_UQ, // UDP queue mode |
| terencez | 0:f9d13e09cf11 | 368 | BINDING_S, // SMS |
| terencez | 0:f9d13e09cf11 | 369 | BINDING_SQ, // SMS queue mode |
| terencez | 0:f9d13e09cf11 | 370 | BINDING_US, // UDP plus SMS |
| terencez | 0:f9d13e09cf11 | 371 | BINDING_UQS // UDP queue mode plus SMS |
| terencez | 0:f9d13e09cf11 | 372 | } lwm2m_binding_t; |
| terencez | 0:f9d13e09cf11 | 373 | |
| terencez | 0:f9d13e09cf11 | 374 | typedef struct _lwm2m_server_ |
| terencez | 0:f9d13e09cf11 | 375 | { |
| terencez | 0:f9d13e09cf11 | 376 | struct _lwm2m_server_ * next; // matches lwm2m_list_t::next |
| terencez | 0:f9d13e09cf11 | 377 | uint16_t shortID; // matches lwm2m_list_t::id |
| terencez | 0:f9d13e09cf11 | 378 | uint32_t lifetime; // lifetime of the registration in sec or 0 if default value (86400 sec) |
| terencez | 0:f9d13e09cf11 | 379 | char * sms; // SMS MSISDN (phone number) for this server to send SMS |
| terencez | 0:f9d13e09cf11 | 380 | lwm2m_binding_t binding; // client connection mode with this server |
| terencez | 0:f9d13e09cf11 | 381 | lwm2m_security_t security; |
| terencez | 0:f9d13e09cf11 | 382 | void * sessionH; |
| terencez | 0:f9d13e09cf11 | 383 | lwm2m_status_t status; |
| terencez | 0:f9d13e09cf11 | 384 | char * location; |
| terencez | 0:f9d13e09cf11 | 385 | uint16_t mid; |
| terencez | 0:f9d13e09cf11 | 386 | } lwm2m_server_t; |
| terencez | 0:f9d13e09cf11 | 387 | |
| terencez | 0:f9d13e09cf11 | 388 | typedef struct |
| terencez | 0:f9d13e09cf11 | 389 | { |
| terencez | 0:f9d13e09cf11 | 390 | char * uri; |
| terencez | 0:f9d13e09cf11 | 391 | lwm2m_security_t security; |
| terencez | 0:f9d13e09cf11 | 392 | uint32_t holdOffTime; |
| terencez | 0:f9d13e09cf11 | 393 | } lwm2m_bootstrap_server_t; |
| terencez | 0:f9d13e09cf11 | 394 | |
| terencez | 0:f9d13e09cf11 | 395 | /* |
| terencez | 0:f9d13e09cf11 | 396 | * LWM2M result callback |
| terencez | 0:f9d13e09cf11 | 397 | * |
| terencez | 0:f9d13e09cf11 | 398 | * When used with an observe, if 'data' is not nil, 'status' holds the observe counter. |
| terencez | 0:f9d13e09cf11 | 399 | */ |
| terencez | 0:f9d13e09cf11 | 400 | typedef void (*lwm2m_result_callback_t) (uint16_t clientID, lwm2m_uri_t * uriP, int status, uint8_t * data, int dataLength, void * userData); |
| terencez | 0:f9d13e09cf11 | 401 | |
| terencez | 0:f9d13e09cf11 | 402 | /* |
| terencez | 0:f9d13e09cf11 | 403 | * LWM2M Observations |
| terencez | 0:f9d13e09cf11 | 404 | * |
| terencez | 0:f9d13e09cf11 | 405 | * Used to store observation of remote clients resources. |
| terencez | 0:f9d13e09cf11 | 406 | * status STATE_REG_PENDING means the observe request was sent to the client but not yet answered. |
| terencez | 0:f9d13e09cf11 | 407 | * status STATE_REGISTERED means the client acknowledged the observe request. |
| terencez | 0:f9d13e09cf11 | 408 | */ |
| terencez | 0:f9d13e09cf11 | 409 | |
| terencez | 0:f9d13e09cf11 | 410 | typedef struct _lwm2m_observation_ |
| terencez | 0:f9d13e09cf11 | 411 | { |
| terencez | 0:f9d13e09cf11 | 412 | struct _lwm2m_observation_ * next; // matches lwm2m_list_t::next |
| terencez | 0:f9d13e09cf11 | 413 | uint16_t id; // matches lwm2m_list_t::id |
| terencez | 0:f9d13e09cf11 | 414 | struct _lwm2m_client_ * clientP; |
| terencez | 0:f9d13e09cf11 | 415 | lwm2m_uri_t uri; |
| terencez | 0:f9d13e09cf11 | 416 | lwm2m_result_callback_t callback; |
| terencez | 0:f9d13e09cf11 | 417 | void * userData; |
| terencez | 0:f9d13e09cf11 | 418 | } lwm2m_observation_t; |
| terencez | 0:f9d13e09cf11 | 419 | |
| terencez | 0:f9d13e09cf11 | 420 | /* |
| terencez | 0:f9d13e09cf11 | 421 | * LWM2M Clients |
| terencez | 0:f9d13e09cf11 | 422 | * |
| terencez | 0:f9d13e09cf11 | 423 | * Be careful not to mix lwm2m_client_object_t used to store list of objects of remote clients |
| terencez | 0:f9d13e09cf11 | 424 | * and lwm2m_object_t describing objects exposed to remote servers. |
| terencez | 0:f9d13e09cf11 | 425 | * |
| terencez | 0:f9d13e09cf11 | 426 | */ |
| terencez | 0:f9d13e09cf11 | 427 | |
| terencez | 0:f9d13e09cf11 | 428 | typedef struct _lwm2m_client_object_ |
| terencez | 0:f9d13e09cf11 | 429 | { |
| terencez | 0:f9d13e09cf11 | 430 | struct _lwm2m_client_object_ * next; // matches lwm2m_list_t::next |
| terencez | 0:f9d13e09cf11 | 431 | uint16_t id; // matches lwm2m_list_t::id |
| terencez | 0:f9d13e09cf11 | 432 | lwm2m_list_t * instanceList; |
| terencez | 0:f9d13e09cf11 | 433 | } lwm2m_client_object_t; |
| terencez | 0:f9d13e09cf11 | 434 | |
| terencez | 0:f9d13e09cf11 | 435 | typedef struct _lwm2m_client_ |
| terencez | 0:f9d13e09cf11 | 436 | { |
| terencez | 0:f9d13e09cf11 | 437 | struct _lwm2m_client_ * next; // matches lwm2m_list_t::next |
| terencez | 0:f9d13e09cf11 | 438 | uint16_t internalID; // matches lwm2m_list_t::id |
| terencez | 0:f9d13e09cf11 | 439 | char * name; |
| terencez | 0:f9d13e09cf11 | 440 | lwm2m_binding_t binding; |
| terencez | 0:f9d13e09cf11 | 441 | char * msisdn; |
| terencez | 0:f9d13e09cf11 | 442 | uint32_t lifetime; |
| terencez | 0:f9d13e09cf11 | 443 | time_t endOfLife; |
| terencez | 0:f9d13e09cf11 | 444 | void * sessionH; |
| terencez | 0:f9d13e09cf11 | 445 | lwm2m_client_object_t * objectList; |
| terencez | 0:f9d13e09cf11 | 446 | lwm2m_observation_t * observationList; |
| terencez | 0:f9d13e09cf11 | 447 | } lwm2m_client_t; |
| terencez | 0:f9d13e09cf11 | 448 | |
| terencez | 0:f9d13e09cf11 | 449 | |
| terencez | 0:f9d13e09cf11 | 450 | /* |
| terencez | 0:f9d13e09cf11 | 451 | * LWM2M transaction |
| terencez | 0:f9d13e09cf11 | 452 | * |
| terencez | 0:f9d13e09cf11 | 453 | * Adaptation of Erbium's coap_transaction_t |
| terencez | 0:f9d13e09cf11 | 454 | */ |
| terencez | 0:f9d13e09cf11 | 455 | |
| terencez | 0:f9d13e09cf11 | 456 | typedef enum |
| terencez | 0:f9d13e09cf11 | 457 | { |
| terencez | 0:f9d13e09cf11 | 458 | ENDPOINT_UNKNOWN = 0, |
| terencez | 0:f9d13e09cf11 | 459 | ENDPOINT_CLIENT, |
| terencez | 0:f9d13e09cf11 | 460 | ENDPOINT_SERVER, |
| terencez | 0:f9d13e09cf11 | 461 | ENDPOINT_BOOTSTRAP |
| terencez | 0:f9d13e09cf11 | 462 | } lwm2m_endpoint_type_t; |
| terencez | 0:f9d13e09cf11 | 463 | |
| terencez | 0:f9d13e09cf11 | 464 | typedef struct _lwm2m_transaction_ lwm2m_transaction_t; |
| terencez | 0:f9d13e09cf11 | 465 | |
| terencez | 0:f9d13e09cf11 | 466 | typedef void (*lwm2m_transaction_callback_t) (lwm2m_transaction_t * transacP, void * message); |
| terencez | 0:f9d13e09cf11 | 467 | |
| terencez | 0:f9d13e09cf11 | 468 | struct _lwm2m_transaction_ |
| terencez | 0:f9d13e09cf11 | 469 | { |
| terencez | 0:f9d13e09cf11 | 470 | lwm2m_transaction_t * next; // matches lwm2m_list_t::next |
| terencez | 0:f9d13e09cf11 | 471 | uint16_t mID; // matches lwm2m_list_t::id |
| terencez | 0:f9d13e09cf11 | 472 | lwm2m_endpoint_type_t peerType; |
| terencez | 0:f9d13e09cf11 | 473 | void * peerP; |
| terencez | 0:f9d13e09cf11 | 474 | uint8_t retrans_counter; |
| terencez | 0:f9d13e09cf11 | 475 | time_t retrans_time; |
| terencez | 0:f9d13e09cf11 | 476 | char objStringID[LWM2M_STRING_ID_MAX_LEN]; |
| terencez | 0:f9d13e09cf11 | 477 | char instanceStringID[LWM2M_STRING_ID_MAX_LEN]; |
| terencez | 0:f9d13e09cf11 | 478 | char resourceStringID[LWM2M_STRING_ID_MAX_LEN]; |
| terencez | 0:f9d13e09cf11 | 479 | void * message; |
| terencez | 0:f9d13e09cf11 | 480 | uint16_t buffer_len; |
| terencez | 0:f9d13e09cf11 | 481 | uint8_t * buffer; |
| terencez | 0:f9d13e09cf11 | 482 | lwm2m_transaction_callback_t callback; |
| terencez | 0:f9d13e09cf11 | 483 | void * userData; |
| terencez | 0:f9d13e09cf11 | 484 | }; |
| terencez | 0:f9d13e09cf11 | 485 | |
| terencez | 0:f9d13e09cf11 | 486 | /* |
| terencez | 0:f9d13e09cf11 | 487 | * LWM2M observed resources |
| terencez | 0:f9d13e09cf11 | 488 | */ |
| terencez | 0:f9d13e09cf11 | 489 | typedef struct _lwm2m_watcher_ |
| terencez | 0:f9d13e09cf11 | 490 | { |
| terencez | 0:f9d13e09cf11 | 491 | struct _lwm2m_watcher_ * next; |
| terencez | 0:f9d13e09cf11 | 492 | |
| terencez | 0:f9d13e09cf11 | 493 | lwm2m_server_t * server; |
| terencez | 0:f9d13e09cf11 | 494 | uint8_t token[8]; |
| terencez | 0:f9d13e09cf11 | 495 | size_t tokenLen; |
| terencez | 0:f9d13e09cf11 | 496 | uint32_t counter; |
| terencez | 0:f9d13e09cf11 | 497 | uint16_t lastMid; |
| terencez | 0:f9d13e09cf11 | 498 | } lwm2m_watcher_t; |
| terencez | 0:f9d13e09cf11 | 499 | |
| terencez | 0:f9d13e09cf11 | 500 | typedef struct _lwm2m_observed_ |
| terencez | 0:f9d13e09cf11 | 501 | |
| terencez | 0:f9d13e09cf11 | 502 | { |
| terencez | 0:f9d13e09cf11 | 503 | struct _lwm2m_observed_ * next; |
| terencez | 0:f9d13e09cf11 | 504 | |
| terencez | 0:f9d13e09cf11 | 505 | lwm2m_uri_t uri; |
| terencez | 0:f9d13e09cf11 | 506 | lwm2m_watcher_t * watcherList; |
| terencez | 0:f9d13e09cf11 | 507 | } lwm2m_observed_t; |
| terencez | 0:f9d13e09cf11 | 508 | |
| terencez | 0:f9d13e09cf11 | 509 | |
| terencez | 0:f9d13e09cf11 | 510 | /* |
| terencez | 0:f9d13e09cf11 | 511 | * LWM2M Context |
| terencez | 0:f9d13e09cf11 | 512 | */ |
| terencez | 0:f9d13e09cf11 | 513 | |
| terencez | 0:f9d13e09cf11 | 514 | // The session handle MUST uniquely identify a peer. |
| terencez | 0:f9d13e09cf11 | 515 | typedef uint8_t (*lwm2m_buffer_send_callback_t)(void * sessionH, uint8_t * buffer, size_t length, void * userData); |
| terencez | 0:f9d13e09cf11 | 516 | |
| terencez | 0:f9d13e09cf11 | 517 | |
| terencez | 0:f9d13e09cf11 | 518 | typedef struct |
| terencez | 0:f9d13e09cf11 | 519 | { |
| terencez | 0:f9d13e09cf11 | 520 | int socket; |
| terencez | 0:f9d13e09cf11 | 521 | #ifdef LWM2M_CLIENT_MODE |
| terencez | 0:f9d13e09cf11 | 522 | char * endpointName; |
| terencez | 0:f9d13e09cf11 | 523 | lwm2m_bootstrap_server_t * bootstrapServer; |
| terencez | 0:f9d13e09cf11 | 524 | lwm2m_server_t * serverList; |
| terencez | 0:f9d13e09cf11 | 525 | lwm2m_object_t ** objectList; |
| terencez | 0:f9d13e09cf11 | 526 | uint16_t numObject; |
| terencez | 0:f9d13e09cf11 | 527 | lwm2m_observed_t * observedList; |
| terencez | 0:f9d13e09cf11 | 528 | #endif |
| terencez | 0:f9d13e09cf11 | 529 | #ifdef LWM2M_SERVER_MODE |
| terencez | 0:f9d13e09cf11 | 530 | lwm2m_client_t * clientList; |
| terencez | 0:f9d13e09cf11 | 531 | lwm2m_result_callback_t monitorCallback; |
| terencez | 0:f9d13e09cf11 | 532 | void * monitorUserData; |
| terencez | 0:f9d13e09cf11 | 533 | #endif |
| terencez | 0:f9d13e09cf11 | 534 | uint16_t nextMID; |
| terencez | 0:f9d13e09cf11 | 535 | lwm2m_transaction_t * transactionList; |
| terencez | 0:f9d13e09cf11 | 536 | // buffer send callback |
| terencez | 0:f9d13e09cf11 | 537 | lwm2m_buffer_send_callback_t bufferSendCallback; |
| terencez | 0:f9d13e09cf11 | 538 | void * bufferSendUserData; |
| terencez | 0:f9d13e09cf11 | 539 | } lwm2m_context_t; |
| terencez | 0:f9d13e09cf11 | 540 | |
| terencez | 0:f9d13e09cf11 | 541 | |
| terencez | 0:f9d13e09cf11 | 542 | // initialize a liblwm2m context. endpointName, numObject and objectList are ignored for pure servers. |
| terencez | 0:f9d13e09cf11 | 543 | lwm2m_context_t * lwm2m_init(char * endpointName, uint16_t numObject, lwm2m_object_t * objectList[], lwm2m_buffer_send_callback_t bufferSendCallback, void * bufferSendUserData); |
| terencez | 0:f9d13e09cf11 | 544 | // close a liblwm2m context. |
| terencez | 0:f9d13e09cf11 | 545 | void lwm2m_close(lwm2m_context_t * contextP); |
| terencez | 0:f9d13e09cf11 | 546 | |
| terencez | 0:f9d13e09cf11 | 547 | // perform any required pending operation and adjust timeoutP to the maximal time interval to wait. |
| terencez | 0:f9d13e09cf11 | 548 | int lwm2m_step(lwm2m_context_t * contextP, struct timeval * timeoutP); |
| terencez | 0:f9d13e09cf11 | 549 | // dispatch received data to liblwm2m |
| terencez | 0:f9d13e09cf11 | 550 | void lwm2m_handle_packet(lwm2m_context_t * contextP, uint8_t * buffer, int length, void * fromSessionH); |
| terencez | 0:f9d13e09cf11 | 551 | |
| terencez | 0:f9d13e09cf11 | 552 | #ifdef LWM2M_CLIENT_MODE |
| terencez | 0:f9d13e09cf11 | 553 | void lwm2m_set_bootstrap_server(lwm2m_context_t * contextP, lwm2m_bootstrap_server_t * serverP); |
| terencez | 0:f9d13e09cf11 | 554 | int lwm2m_add_server(lwm2m_context_t * contextP, uint16_t shortID, uint32_t lifetime, char * sms, lwm2m_binding_t binding, void * sessionH, lwm2m_security_t * securityP); |
| terencez | 0:f9d13e09cf11 | 555 | |
| terencez | 0:f9d13e09cf11 | 556 | // send registration message to all known LWM2M Servers. |
| terencez | 0:f9d13e09cf11 | 557 | int lwm2m_register(lwm2m_context_t * contextP); |
| terencez | 0:f9d13e09cf11 | 558 | |
| terencez | 0:f9d13e09cf11 | 559 | // send a registration update to the server specified by the server short identifier |
| terencez | 0:f9d13e09cf11 | 560 | int lwm2m_update_registration(lwm2m_context_t * contextP, uint16_t shortServerID); |
| terencez | 0:f9d13e09cf11 | 561 | |
| terencez | 0:f9d13e09cf11 | 562 | // inform liblwm2m that a resource value has changed. |
| terencez | 0:f9d13e09cf11 | 563 | void lwm2m_resource_value_changed(lwm2m_context_t * contextP, lwm2m_uri_t * uriP); |
| terencez | 0:f9d13e09cf11 | 564 | #endif |
| terencez | 0:f9d13e09cf11 | 565 | |
| terencez | 0:f9d13e09cf11 | 566 | #ifdef LWM2M_SERVER_MODE |
| terencez | 0:f9d13e09cf11 | 567 | // Clients registration/deregistration monitoring API. |
| terencez | 0:f9d13e09cf11 | 568 | // When a LWM2M client registers, the callback is called with status CREATED_2_01. |
| terencez | 0:f9d13e09cf11 | 569 | // When a LWM2M client deregisters, the callback is called with status DELETED_2_02. |
| terencez | 0:f9d13e09cf11 | 570 | // clientID is the internal ID of the LWM2M Client. |
| terencez | 0:f9d13e09cf11 | 571 | // The callback's parameters uri, data, dataLength are always NULL. |
| terencez | 0:f9d13e09cf11 | 572 | // The lwm2m_client_t is present in the lwm2m_context_t's clientList when the callback is called. On a deregistration, it deleted when the callback returns. |
| terencez | 0:f9d13e09cf11 | 573 | void lwm2m_set_monitoring_callback(lwm2m_context_t * contextP, lwm2m_result_callback_t callback, void * userData); |
| terencez | 0:f9d13e09cf11 | 574 | |
| terencez | 0:f9d13e09cf11 | 575 | // Device Management APIs |
| terencez | 0:f9d13e09cf11 | 576 | int lwm2m_dm_read(lwm2m_context_t * contextP, uint16_t clientID, lwm2m_uri_t * uriP, lwm2m_result_callback_t callback, void * userData); |
| terencez | 0:f9d13e09cf11 | 577 | int lwm2m_dm_write(lwm2m_context_t * contextP, uint16_t clientID, lwm2m_uri_t * uriP, char * buffer, int length, lwm2m_result_callback_t callback, void * userData); |
| terencez | 0:f9d13e09cf11 | 578 | int lwm2m_dm_execute(lwm2m_context_t * contextP, uint16_t clientID, lwm2m_uri_t * uriP, char * buffer, int length, lwm2m_result_callback_t callback, void * userData); |
| terencez | 0:f9d13e09cf11 | 579 | int lwm2m_dm_create(lwm2m_context_t * contextP, uint16_t clientID, lwm2m_uri_t * uriP, char * buffer, int length, lwm2m_result_callback_t callback, void * userData); |
| terencez | 0:f9d13e09cf11 | 580 | int lwm2m_dm_delete(lwm2m_context_t * contextP, uint16_t clientID, lwm2m_uri_t * uriP, lwm2m_result_callback_t callback, void * userData); |
| terencez | 0:f9d13e09cf11 | 581 | |
| terencez | 0:f9d13e09cf11 | 582 | // Information Reporting APIs |
| terencez | 0:f9d13e09cf11 | 583 | int lwm2m_observe(lwm2m_context_t * contextP, uint16_t clientID, lwm2m_uri_t * uriP, lwm2m_result_callback_t callback, void * userData); |
| terencez | 0:f9d13e09cf11 | 584 | int lwm2m_observe_cancel(lwm2m_context_t * contextP, uint16_t clientID, lwm2m_uri_t * uriP, lwm2m_result_callback_t callback, void * userData); |
| terencez | 0:f9d13e09cf11 | 585 | #endif |
| terencez | 0:f9d13e09cf11 | 586 | |
| terencez | 0:f9d13e09cf11 | 587 | #endif |