aiot_coap_api.h

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#ifndef __AIOT_COAP_API_H__
#define __AIOT_COAP_API_H__

#if defined(__cplusplus)
extern "C" {
#endif

#include <stdint.h>

#define STATE_COAP_BASE (-0x0800)

#define STATE_COAP_LOG_HEXDUMP (-0x0801)

#define STATE_COAP_HEADER_TYPE_ERROR (-0x0802)

#define STATE_COAP_HEADER_CODE_ERROR (-0x0802)

#define STATE_COAP_MSG_LEN_ERROR (-0x0803)

#define STATE_COAP_MSG_TOKEN_LEN_TOO_SHORT (-0x0804)

#define STATE_COAP_RX_OPTION_CNT_EXCEED_LIMIT (-0x0805)

#define STATE_COAP_OPT_DELTA_THIRTEEN_OPT_LEN_ERROR (-0x0806)

#define STATE_COAP_OPTION_END_NOT_FOUND (-0x0807)

#define STATE_COAP_TX_URI_OPTION_CNT_EXCEED_LIMIT (-0x0808)

#define STATE_COAP_MALLOC_MSG_FAILED (-0x0809)

#define STATE_COAP_MALLOC_MSG_BUFFER_FAILED (-0x080A)

#define STATE_COAP_REQUEST_IS_NULL (-0x080B)

#define STATE_COAP_OPT_DELTA_FOURTEEN_OPT_LEN_ERROR (-0x080C)

#define STATE_COAP_EMPTY_MSG_PARAM_ERROR (-0x080D)

#define STATE_COAP_EMPTY_MSG_MALLOC_FAILED (-0x080E)

#define STATE_COAP_OPTION_NOT_IN_ORDER (-0x080F)

#define STATE_COAP_HEADER_FORMAT_ERROR (-0x0810)

#define STATE_COAP_OPTION_BUFFER_TOO_SHORT (-0x081A)

#define STATE_COAP_SEND_MESSAGE_IS_NULL (-0x081B)

#define STATE_COAP_HEADER_BUFFER_IS_TOO_SHORT (-0x081C)

#define STATE_COAP_OPT_LEN_THIRTEEN_OPT_LEN_ERROR (-0x081D)

#define STATE_COAP_CREATE_PSK_FAILED (-0x081E)

#define STATE_COAP_SET_NWK_PARMS_FAILED (-0x081F)

#define STATE_COAP_SEND_HANDLE_IS_NULL (-0x0820)

#define STATE_COAP_SEND_TOPIC_IS_NULL (-0x0821)

#define STATE_COAP_SEND_REQUEST_IS_NULL (-0x0822)

#define STATE_COAP_SEND_PAYLOAD_IS_NULL (-0x0823)

#define STATE_COAP_SET_PSK_FAILED (-0x0824)

#define STATE_COAP_NWK_ESTABLISH_FAILED (-0x0825)

#define STATE_COAP_RECV_HANDLE_IS_NULL (-0x0826)

#define STATE_COAP_AUTH_HANDLE_IS_NULL (-0x0827)

#define STATE_COAP_AUTH_DEVICE_INFO_MISSING (-0x0828)

#define STATE_COAP_SIGN_SRC_MALLOC_FAILED (-0x0829)

#define STATE_COAP_TX_TOTAL_OPTION_CNT_EXCEED_LIMIT (-0x082A)

#define STATE_COAP_RECV_WITHOUT_AUTHORIZATION (-0x082B)

#define STATE_COAP_AUTH_TIMEOUT (-0x082C)

#define STATE_COAP_AUTH_RSP_TOKEN_IS_NULL (-0x082D)

#define STATE_COAP_AUTH_DEBUG (-0x082E)

#define STATE_COAP_AUTH_TOKEN_MALLOC_FAILED (-0x082F)

#define STATE_COAP_SEND_INVALID_MSG_TYPE (-0x0830)

#define STATE_COAP_NWK_HANDLE_IS_NULL (-0x0831)

#define AIOT_COAP_OPT_PARAMS_INVALID (-0x0832)

#define STATE_COAP_INVALID_OPTION (-0x0833)

#define STATE_COAP_UNSUPPORTED_CONTENT_FORMAT (-0x0834)

#define STATE_COAP_SEND_WITHOUT_AUTHORIZATION (-0x0835)

#define STATE_COAP_OPT_LEN_FOURTEEN_OPT_LEN_ERROR (-0x0836)

#define STATE_COAP_PAYLOAD_BUFFER_IS_TOO_SHORT (-0x0837)

#define STATE_COAP_OPTION_LEN_ERROR (-0x0838)

#define STATE_COAP_LOG_AUTH_TOKEN (-0x0839)

#define STATE_COAP_LOG_CONTENT (-0x083A)


typedef enum {
 AIOT_COAPRECV_RESPONSE,
} aiot_coap_recv_type_t;

typedef struct {

 aiot_coap_recv_type_t type;

 struct {
 uint8_t *payload;
 uint32_t payload_len;
 uint8_t rsp_code;
 uint32_t msg_token;
 } data;
} aiot_coap_recv_t;

typedef void (*aiot_coap_recv_handler_t)(void *handle,
 aiot_coap_recv_t *packet,
 void *userdata);

typedef enum {

 AIOT_COAPEVT_AUTH_TOKEN_RECEIVED,

 AIOT_COAPEVT_AUTH_TOKEN_EXPIRED,
} aiot_coap_event_type_t;

typedef struct {

 aiot_coap_event_type_t type;
} aiot_coap_event_t;

typedef void (*aiot_coap_event_handler_t)(void *handle,
 aiot_coap_event_t *event,
 void *userdata);


typedef enum {

 AIOT_COAPOPT_HOST,

 AIOT_COAPOPT_PORT,

 AIOT_COAPOPT_PRODUCT_KEY,

 AIOT_COAPOPT_DEVICE_NAME,

 AIOT_COAPOPT_DEVICE_SECRET,

 AIOT_COAPOPT_CRED,

 AIOT_COAPOPT_AUTH_TIMEOUT,

 AIOT_COAPOPT_RECV_TIMEOUT,

 AIOT_COAPOPT_SEND_TIMEOUT,

 AIOT_COAPOPT_RECV_HANDLER,

 AIOT_COAPOPT_EVENT_HANDLER,

 AIOT_COAPOPT_USERDATA,
 AIOT_COAPOPT_MAX,
} aiot_coap_option_t;

typedef enum {
 AIOT_COAP_CT_TEXT_PLAIN = 0, 
 AIOT_COAP_CT_APP_LINK_FORMAT = 40, 
 AIOT_COAP_CT_APP_XML = 41, 
 AIOT_COAP_CT_APP_OCTET_STREAM = 42, 
 AIOT_COAP_CT_APP_RDF_XML = 43, 
 AIOT_COAP_CT_APP_EXI = 47, 
 AIOT_COAP_CT_APP_JSON = 50, 
 AIOT_COAP_CT_APP_CBOR = 60 
} aiot_coap_content_format_t;

typedef enum {

 AIOT_COAP_MSG_TYPE_CON = 0x00,

 AIOT_COAP_MSG_TYPE_NON = 0x01,

 AIOT_COAP_MSG_TYPE_ACK = 0x02, 
 AIOT_COAP_MSG_TYPE_RST = 0x03, 
 AIOT_COAP_MSG_TYPE_MAX = 0x04,
} aiot_coap_msg_type_t;

typedef struct {

 uint8_t *payload;

 aiot_coap_msg_type_t msg_type;

 aiot_coap_content_format_t content_format;

 uint32_t *msg_token;
} aiot_coap_request_t;


void *aiot_coap_init(void);

int32_t aiot_coap_setopt(void *handle, aiot_coap_option_t option, void *data);

int32_t aiot_coap_send(void *handle, const char *topic, aiot_coap_request_t *message);

int32_t aiot_coap_recv(void *handle);

int32_t aiot_coap_deinit(void **handle);

int32_t aiot_coap_auth(void *handle);

#if defined(__cplusplus)
}
#endif

#endif /* __AIOT_COAP_API_H__ */