mirror of
https://github.com/RIOT-OS/RIOT.git
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107 lines
3.9 KiB
Diff
107 lines
3.9 KiB
Diff
*** stock_iot-lab_M3/openwsn/03a-IPHC/iphc.h Thu Apr 24 11:01:36 2014
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--- riot-openwsn-wip/openwsn/03a-IPHC/iphc.h Thu Apr 24 16:55:54 2014
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***************
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*** 8,16 ****
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--- 8,18 ----
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\{
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*/
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+ #include "openwsn.h"
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//=========================== define ==========================================
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#define IPHC_DEFAULT_HOP_LIMIT 65
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+ #define IPv6HOP_HDR_LEN 3
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enum IPHC_enums {
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IPHC_DISPATCH = 5,
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***************
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*** 50,55 ****
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--- 52,64 ----
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NHC_UDP_ID = 0xf0, // b1111 0000
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};
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+ enum NHC_IPv6HOP_enums {
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+ NHC_IPv6HOP_MASK = 0x0e,
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+ NHC_IPv6HOP_VAL = 0x0e,
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+ NHC_HOP_NH_MASK = 0x01,
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+ };
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+
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+
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enum NHC_UDP_enums {
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NHC_UDP_C_MASK = 0x40,
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NHC_UDP_PORTS_MASK = 0x03,
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***************
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*** 116,130 ****
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uint8_t header_length; ///< needed to toss the header
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} ipv6_header_iht; //iht for "internal header type"
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//=========================== variables =======================================
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//=========================== prototypes ======================================
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! void iphc_init();
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! error_t iphc_sendFromForwarding(OpenQueueEntry_t *msg, ipv6_header_iht ipv6_header, uint8_t fw_SendOrfw_Rcv);
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! error_t iphc_sendFromBridge(OpenQueueEntry_t *msg);
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! void iphc_sendDone(OpenQueueEntry_t* msg, error_t error);
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! void iphc_receive(OpenQueueEntry_t* msg);
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/**
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\}
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--- 125,180 ----
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uint8_t header_length; ///< needed to toss the header
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} ipv6_header_iht; //iht for "internal header type"
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+
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+ /*
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+ The Hop-by-Hop Options header is used to carry optional information
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+ that must be examined by every node along a packet's delivery path.
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+ The Hop-by-Hop Options header is identified by a Next Header value of
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+ 0 in the IPv6 header, and has the following format:
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+ */
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+ typedef struct {
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+ /*see rfc 6282 section 4.2 The first 7 bits serve as an identifier for the IPv6 Extension Header immediately
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+ following the LOWPAN_NHC octet. The remaining bit indicates whether
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+ or not the following header utilizes LOWPAN_NHC encoding. */
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+ uint8_t headerlen;// counter for internal use
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+ bool next_header_compressed;
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+ uint8_t lowpan_nhc;
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+ uint8_t nextHeader;//IPv6 hop by hop header field see rfc 2460 section 4.3
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+ uint8_t HdrExtLen; //IPv6 hop by hop header field see rfc 6282 section 4.2
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+ /*
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+ The Length field contained in a compressed IPv6 Extension Header
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+ indicates the number of octets that pertain to the (compressed)
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+ extension header following the Length field. Note that this changes
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+ the Length field definition in [RFC2460] from indicating the header
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+ size in 8-octet units, not including the first 8 octets. Changing
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+ the Length field to be in units of octets removes wasteful internal
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+ fragmentation.*/
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+
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+ } ipv6_hopbyhop_ht;
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+
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+ PRAGMA(pack(1));
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+ typedef struct {
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+ //RPL hop by hop option header as described by RFC 6553 p.3
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+ uint8_t optionType; ///0x63.
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+ uint8_t optionLen; /////8-bit field indicating the length of the option, in octets, excluding the Option Type and Opt Data Len fields.
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+ uint8_t flags; //ORF00000.
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+ uint8_t rplInstanceID; //instanceid
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+ uint16_t senderRank; //sender rank
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+ } rpl_hopoption_ht;
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+ PRAGMA(pack());
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//=========================== variables =======================================
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//=========================== prototypes ======================================
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! void iphc_init(void);
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! owerror_t iphc_sendFromForwarding(OpenQueueEntry_t *msg,
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! ipv6_header_iht ipv6_header,
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! rpl_hopoption_ht *hopbyhop_option,
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! uint8_t fw_SendOrfw_Rcv);
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!
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! owerror_t iphc_sendFromBridge(OpenQueueEntry_t *msg);
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! void iphc_sendDone(OpenQueueEntry_t *msg, owerror_t error);
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! void iphc_receive(OpenQueueEntry_t *msg);
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/**
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\}
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