8c24d921b0
sample: examples\aliyun_iotkit_csdk_mqtt project: board\TencentOS_tiny_EVB_MX_Plus\KEIL\aliyun_iotkit_csdk_mqtt
243 lines
11 KiB
C
243 lines
11 KiB
C
/*
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* Copyright (C) 2015-2018 Alibaba Group Holding Limited
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*/
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#ifndef __IOTX_COAP_INTERNAL__
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#define __IOTX_COAP_INTERNAL__
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#include <stdio.h>
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#include <string.h>
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#include "infra_string.h"
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#include "infra_compat.h"
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#include "infra_types.h"
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#include "infra_defs.h"
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#include "infra_log.h"
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#include "infra_json_parser.h"
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#include "infra_cjson.h"
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#include "infra_list.h"
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#include "infra_md5.h"
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#include "infra_sha256.h"
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#include "infra_report.h"
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#include "iotx_coap_config.h"
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#include "coap_wrapper.h"
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#include "iotx_coap_config.h"
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#ifdef __cplusplus
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extern "C" {
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#endif /* __cplusplus */
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/*CoAP Content Type*/
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#define COAP_CT_TEXT_PLAIN 0 /* text/plain (UTF-8) */
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#define COAP_CT_APP_LINK_FORMAT 40 /* application/link-format */
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#define COAP_CT_APP_XML 41 /* application/xml */
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#define COAP_CT_APP_OCTET_STREAM 42 /* application/octet-stream */
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#define COAP_CT_APP_RDF_XML 43 /* application/rdf+xml */
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#define COAP_CT_APP_EXI 47 /* application/exi */
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#define COAP_CT_APP_JSON 50 /* application/json */
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#define COAP_CT_APP_CBOR 60 /* application/cbor */
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/*CoAP option types. */
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#define COAP_OPTION_IF_MATCH 1 /* C, opaque, 0-8 B, (none) */
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#define COAP_OPTION_URI_HOST 3 /* C, String, 1-255 B, destination address */
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#define COAP_OPTION_ETAG 4 /* E, opaque, 1-8 B, (none) */
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#define COAP_OPTION_IF_NONE_MATCH 5 /* empty, 0 B, (none) */
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#define COAP_OPTION_OBSERVE 6 /* E, empty/uint, 0 B/0-3 B, (none)*/
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#define COAP_OPTION_URI_PORT 7 /* C, uint, 0-2 B, destination port */
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#define COAP_OPTION_LOCATION_PATH 8 /* E, String, 0-255 B, - */
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#define COAP_OPTION_URI_PATH 11 /* C, String, 0-255 B, (none) */
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#define COAP_OPTION_CONTENT_FORMAT 12 /* E, uint, 0-2 B, (none) */
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#define COAP_OPTION_MAXAGE 14 /* E, uint, 0--4 B, 60 Seconds */
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#define COAP_OPTION_URI_QUERY 15 /* C, String, 1-255 B, (none) */
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#define COAP_OPTION_ACCEPT 17 /* C, uint, 0-2 B, (none) */
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#define COAP_OPTION_LOCATION_QUERY 20 /* E, String, 0-255 B, (none) */
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#define COAP_OPTION_BLOCK2 23 /* C, uint, 0--3 B, (none) */
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#define COAP_OPTION_BLOCK1 27 /* C, uint, 0--3 B, (none) */
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#define COAP_OPTION_PROXY_URI 35 /* C, String, 1-1024 B, (none) */
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#define COAP_OPTION_PROXY_SCHEME 39 /* C, String, 1-255 B, (none) */
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#define COAP_OPTION_SIZE1 60 /* E, uint, 0-4 B, (none) */
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#define COAP_OPTION_AUTH_TOKEN 61 /* C, String, 1-255B, (none)*/
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#define COAP_PERM_NONE 0x0000
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#define COAP_PERM_GET 0x0001
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#define COAP_PERM_POST 0x0002
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#define COAP_PERM_PUT 0x0004
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#define COAP_PERM_DELETE 0x0008
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#define COAP_PERM_OBSERVE 0x0100
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/*CoAP Message types*/
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#define COAP_MESSAGE_TYPE_CON 0
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#define COAP_MESSAGE_TYPE_NON 1
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#define COAP_MESSAGE_TYPE_ACK 2
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#define COAP_MESSAGE_TYPE_RST 3
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/* CoAP module error code base */
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#define COAP_ERROR_BASE (1<<8)
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#define COAP_ERROR_DTLS_BASE (1<<16)
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/* CoAP base error code */
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#define COAP_SUCCESS (0) /* Successful */
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#define COAP_ERROR_INVALID_PARAM (COAP_ERROR_BASE | 1) /* Invalid Parameter */
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#define COAP_ERROR_NULL (COAP_ERROR_BASE | 2) /* Null Pointer */
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#define COAP_ERROR_MALLOC (COAP_ERROR_BASE | 3)
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#define COAP_ERROR_INVALID_LENGTH (COAP_ERROR_BASE | 4) /* Invalid Length */
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#define COAP_ERROR_DATA_SIZE (COAP_ERROR_BASE | 5) /* Data size exceeds limit */
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#define COAP_ERROR_INVALID_URI (COAP_ERROR_BASE | 6)
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#define COAP_ERROR_NOT_FOUND (COAP_ERROR_BASE | 7)
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#define COAP_ERROR_NET_INIT_FAILED (COAP_ERROR_BASE | 8)
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#define COAP_ERROR_INTERNAL (COAP_ERROR_BASE | 9) /* Internal Error */
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#define COAP_ERROR_WRITE_FAILED (COAP_ERROR_BASE | 10)
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#define COAP_ERROR_READ_FAILED (COAP_ERROR_BASE | 11)
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#define COAP_ERROR_ENCRYPT_FAILED (COAP_ERROR_BASE | 12)
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#define COAP_ERROR_UNSUPPORTED (COAP_ERROR_BASE | 13)
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#define COAP_ERROR_OBJ_ALREADY_EXIST (COAP_ERROR_BASE | 14)
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#define COAP_MSG_CODE_DEF(N) (((N)/100 << 5) | (N)%100)
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/*CoAP Message codes*/
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typedef enum {
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/* CoAP Empty Message */
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COAP_MSG_CODE_EMPTY_MESSAGE = COAP_MSG_CODE_DEF(0), /* Mapping to CoAP code 0.00 */
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/* CoAP Method Codes */
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COAP_MSG_CODE_GET = COAP_MSG_CODE_DEF(1), /* CoAP Get method */
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COAP_MSG_CODE_POST = COAP_MSG_CODE_DEF(2), /* CoAP Post method */
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COAP_MSG_CODE_PUT = COAP_MSG_CODE_DEF(3), /* CoAP Put method */
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COAP_MSG_CODE_DELETE = COAP_MSG_CODE_DEF(4), /* CoAP Delete method */
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/* CoAP Success Response Codes */
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COAP_MSG_CODE_201_CREATED = COAP_MSG_CODE_DEF(201), /* Mapping to CoAP code 2.01, Hex:0x41, Created */
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COAP_MSG_CODE_202_DELETED = COAP_MSG_CODE_DEF(202), /* Mapping to CoAP code 2.02, Hex:0x42, Deleted*/
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COAP_MSG_CODE_203_VALID = COAP_MSG_CODE_DEF(203), /* Mapping to CoAP code 2.03, Hex:0x43, Valid*/
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COAP_MSG_CODE_204_CHANGED = COAP_MSG_CODE_DEF(204), /* Mapping to CoAP code 2.04, Hex:0x44, Changed*/
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COAP_MSG_CODE_205_CONTENT = COAP_MSG_CODE_DEF(205), /* Mapping to CoAP code 2.05, Hex:0x45, Content*/
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COAP_MSG_CODE_231_CONTINUE = COAP_MSG_CODE_DEF(231), /* Mapping to CoAP code 2.31, Hex:0x5F, Continue*/
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/* CoAP Client Error Response Codes */
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COAP_MSG_CODE_400_BAD_REQUEST = COAP_MSG_CODE_DEF(400), /* Mapping to CoAP code 4.00, Hex:0x80, Bad Request */
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COAP_MSG_CODE_401_UNAUTHORIZED = COAP_MSG_CODE_DEF(401), /* Mapping to CoAP code 4.01, Hex:0x81, Unauthorized */
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COAP_MSG_CODE_402_BAD_OPTION = COAP_MSG_CODE_DEF(402), /* Mapping to CoAP code 4.02, Hex:0x82, Bad Option */
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COAP_MSG_CODE_403_FORBIDDEN = COAP_MSG_CODE_DEF(403), /* Mapping to CoAP code 4.03, Hex:0x83, Forbidden */
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COAP_MSG_CODE_404_NOT_FOUND = COAP_MSG_CODE_DEF(404), /* Mapping to CoAP code 4.04, Hex:0x84, Not Found */
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COAP_MSG_CODE_405_METHOD_NOT_ALLOWED = COAP_MSG_CODE_DEF(405), /* Mapping to CoAP code 4.05, Hex:0x85, Method Not Allowed */
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COAP_MSG_CODE_406_NOT_ACCEPTABLE = COAP_MSG_CODE_DEF(406), /* Mapping to CoAP code 4.06, Hex:0x86, Not Acceptable */
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COAP_MSG_CODE_408_REQUEST_ENTITY_INCOMPLETE = COAP_MSG_CODE_DEF(408), /* Mapping to CoAP code 4.08, Hex:0x88, Request Entity Incomplete */
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COAP_MSG_CODE_412_PRECONDITION_FAILED = COAP_MSG_CODE_DEF(412), /* Mapping to CoAP code 4.12, Hex:0x8C, Precondition Failed */
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COAP_MSG_CODE_413_REQUEST_ENTITY_TOO_LARGE = COAP_MSG_CODE_DEF(413), /* Mapping to CoAP code 4.13, Hex:0x8D, Request Entity Too Large */
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COAP_MSG_CODE_415_UNSUPPORTED_CONTENT_FORMAT = COAP_MSG_CODE_DEF(415), /* Mapping to CoAP code 4.15, Hex:0x8F, Unsupported Content-Format */
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/* CoAP Server Error Response Codes */
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COAP_MSG_CODE_500_INTERNAL_SERVER_ERROR = COAP_MSG_CODE_DEF(500), /* Mapping to CoAP code 5.00, Hex:0xA0, Internal Server Error */
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COAP_MSG_CODE_501_NOT_IMPLEMENTED = COAP_MSG_CODE_DEF(501), /* Mapping to CoAP code 5.01, Hex:0xA1, Not Implemented */
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COAP_MSG_CODE_502_BAD_GATEWAY = COAP_MSG_CODE_DEF(502), /* Mapping to CoAP code 5.02, Hex:0xA2, Bad Gateway */
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COAP_MSG_CODE_503_SERVICE_UNAVAILABLE = COAP_MSG_CODE_DEF(503), /* Mapping to CoAP code 5.03, Hex:0xA3, Service Unavailable */
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COAP_MSG_CODE_504_GATEWAY_TIMEOUT = COAP_MSG_CODE_DEF(504), /* Mapping to CoAP code 5.04, Hex:0xA4, Gateway Timeout */
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COAP_MSG_CODE_505_PROXYING_NOT_SUPPORTED = COAP_MSG_CODE_DEF(505) /* Mapping to CoAP code 5.05, Hex:0xA5, Proxying Not Supported */
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} CoAPMessageCode;
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typedef enum {
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COAP_REQUEST_SUCCESS = 0,
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COAP_RECV_RESP_TIMEOUT,
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COAP_RECV_RESP_SUC,
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} CoAPReqResult;
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typedef struct {
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int len;
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unsigned char *data;
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} CoAPLenString;
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typedef struct {
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unsigned char version : 2;
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unsigned char type : 2;
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unsigned char tokenlen : 4;
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unsigned char code;
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unsigned short msgid;
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} CoAPMsgHeader;
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typedef struct {
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unsigned short num;
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unsigned short len;
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unsigned char *val;
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} CoAPMsgOption;
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typedef void CoAPContext;
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typedef struct CoAPMessage CoAPMessage;
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typedef void (*CoAPSendMsgHandler)(CoAPContext *context, CoAPReqResult result, void *userdata, NetworkAddr *remote,
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CoAPMessage *message);
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typedef void (*CoAPEventNotifier)(unsigned int event, NetworkAddr *remote, void *message);
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typedef void (*CoAPRecvMsgHandler)(CoAPContext *context, const char *paths, NetworkAddr *remote, CoAPMessage *message);
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typedef int (*CoAPDataEncrypt)(CoAPContext *context, const char *paths, NetworkAddr *addr, CoAPMessage *message,
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CoAPLenString *src, CoAPLenString *dest);
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typedef void (*CoAPRespMsgHandler)(void *data, void *message);
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struct CoAPMessage {
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CoAPMsgHeader header;
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unsigned char token[COAP_MSG_MAX_TOKEN_LEN];
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CoAPMsgOption options[COAP_MSG_MAX_OPTION_NUM];
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unsigned char optcount;
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unsigned char optdelta;
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unsigned short payloadlen;
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unsigned char *payload;
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CoAPSendMsgHandler handler;
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CoAPRespMsgHandler resp;
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void *user;
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int keep;
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};
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/* CoAP message options APIs*/
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extern int CoAPStrOption_add(CoAPMessage *message, unsigned short optnum,
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unsigned char *data, unsigned short datalen);
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extern int CoAPStrOption_get(CoAPMessage *message, unsigned short optnum,
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unsigned char *data, unsigned short *datalen);
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extern int CoAPUintOption_add(CoAPMessage *message, unsigned short optnum,
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unsigned int data);
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extern int CoAPUintOption_get(CoAPMessage *message,
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unsigned short optnum,
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unsigned int *data);
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extern int CoAPOption_present(CoAPMessage *message, unsigned short option);
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extern int CoAPMessageId_set(CoAPMessage *message, unsigned short msgid);
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extern int CoAPMessageType_set(CoAPMessage *message, unsigned char type);
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extern int CoAPMessageCode_set(CoAPMessage *message, CoAPMessageCode code);
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extern int CoAPMessageCode_get(CoAPMessage *message, CoAPMessageCode *code);
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extern int CoAPMessageToken_set(CoAPMessage *message, unsigned char *token,
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unsigned char tokenlen);
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extern int CoAPMessageUserData_set(CoAPMessage *message, void *userdata);
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extern int CoAPMessageKeep_Set(CoAPMessage *message, int keep);
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extern int CoAPMessagePayload_set(CoAPMessage *message, unsigned char *payload,
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unsigned short payloadlen);
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extern int CoAPMessageHandler_set(CoAPMessage *message, CoAPSendMsgHandler handler);
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extern int CoAPMessage_init(CoAPMessage *message);
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extern int CoAPMessage_destory(CoAPMessage *message);
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#ifdef __cplusplus
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}
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#endif /* __cplusplus */
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#endif
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