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sn_coap_header_internal.h
- Committer:
- GeofferyOmlette
- Date:
- 2014-06-04
- Revision:
- 0:f6e4e1bbb3fe
File content as of revision 0:f6e4e1bbb3fe:
/** * \file sn_coap_header_internal.h * * \brief Header file for CoAP Header part * * Created on: Jun 30, 2011 * Author: tero * * \note Supports draft-ietf-core-coap-18 */ #ifdef __cplusplus extern "C" { #endif #ifndef SN_COAP_HEADER_INTERNAL_H_ #define SN_COAP_HEADER_INTERNAL_H_ /* * * * * * * * * * * * * * * * * */ /* * * * GLOBAL DECLARATIONS * * * */ /* * * * * * * * * * * * * * * * * */ SN_MEM_ATTR_COAP_PARSER_DECL extern void* (*sn_coap_malloc)(uint16_t); /* Function pointer for used malloc() function */ SN_MEM_ATTR_COAP_PARSER_DECL extern void (*sn_coap_free)(void*); /* Function pointer for used free() function */ /* * * * * * * * * * * */ /* * * * DEFINES * * * */ /* * * * * * * * * * * */ #define COAP_VERSION COAP_VERSION_1 /* Tells which IETF CoAP specification version the CoAP message supports. */ /* This value is written to CoAP message header part. */ /* CoAP Header defines */ #define COAP_HEADER_LENGTH 4 /* Fixed Header length of CoAP message as bytes */ #define COAP_HEADER_VERSION_MASK 0xC0 #define COAP_HEADER_MSG_TYPE_MASK 0x30 #define COAP_HEADER_TOKEN_LENGTH_MASK 0x0F #define COAP_HEADER_MSG_ID_MSB_SHIFT 8 /* CoAP Options defines */ #define COAP_OPTIONS_OPTION_NUMBER_SHIFT 4 /* * * * * * * * * * * * * * */ /* * * * ENUMERATIONS * * * */ /* * * * * * * * * * * * * * */ /* * * * * * * * * * * * * */ /* * * * STRUCTURES * * * */ /* * * * * * * * * * * * * */ /** * \brief This structure is returned by sn_coap_exec() for sending */ typedef struct sn_nsdl_transmit_ { sn_nsdl_addr_s *dst_addr_ptr; sn_nsdl_capab_e protocol; uint16_t packet_len; uint8_t *packet_ptr; } sn_nsdl_transmit_s; /* * * * * * * * * * * * * * * * * * * * * * */ /* * * * EXTERNAL FUNCTION PROTOTYPES * * * */ /* * * * * * * * * * * * * * * * * * * * * * */ extern int8_t sn_coap_header_validity_check(sn_coap_hdr_s *src_coap_msg_ptr, coap_version_e coap_version); #endif /* SN_COAP_HEADER_INTERNAL_H_ */ #ifdef __cplusplus } #endif