sfr.h File Reference
6LoWPAN selective fragment recovery dispatch type and helper function definitions. More...
Detailed Description
6LoWPAN selective fragment recovery dispatch type and helper function definitions.
Definition in file sfr.h.
#include <assert.h>#include <stdbool.h>#include <stdint.h>#include "bitfield.h"#include "byteorder.h"#include "net/sixlowpan.h"
Include dependency graph for sfr.h: This graph shows which files directly or indirectly include this file:Go to the source code of this file.
Data Structures | |
| struct | sixlowpan_sfr_t |
| Generic type for selective fragment recovery headers. More... | |
| struct | sixlowpan_sfr_rfrag_t |
| Recoverable fragment header. More... | |
| struct | sixlowpan_sfr_ack_t |
| Recoverable fragment (RFRAG) acknowledgment header. More... | |
Macros | |
| #define | SIXLOWPAN_SFR_GEN_DISP_MASK (0xfc) |
| Mask for generic dispatch of both selective fragment recovery headers. More... | |
| #define | SIXLOWPAN_SFR_GEN_DISP (0xe8) |
| generic dispatch for both SFR headers | |
| #define | SIXLOWPAN_SFR_ECN (0x01U) |
| explicit congestion notification flag | |
| #define | SIXLOWPAN_SFR_ACK_REQ (0x80U) |
| Acknowledgment request flag (for 8 MSB) | |
| #define | SIXLOWPAN_SFR_SEQ_MASK (0x7cU) |
| Sequence number mask (for 8 MSB) | |
| #define | SIXLOWPAN_SFR_SEQ_POS (2U) |
| Sequence number position (for 8 MSB) | |
| #define | SIXLOWPAN_SFR_SEQ_MAX (0x1fU) |
| Maximum value for sequence number. | |
| #define | SIXLOWPAN_SFR_FRAG_SIZE_MASK (0x03ffU) |
| Fragment size mask. | |
| #define | SIXLOWPAN_SFR_FRAG_SIZE_MAX (0x03ffU) |
| Maximum value for fragment size. | |
| #define | SIXLOWPAN_SFR_ACK_BITMAP_SIZE (32U) |
| Acknowledgment bitmap size in bits. | |
Functions | |
| static bool | sixlowpan_sfr_is (sixlowpan_sfr_t *hdr) |
| Check if given header is a 6LoWPAN selective fragment recovery header (either RFRAG or RFRAG ACK) More... | |
| static void | sixlowpan_sfr_set_ecn (sixlowpan_sfr_t *hdr) |
| Set the ECN flag in a 6LoWPAN selective fragment recovery header. More... | |
| static void | sixlowpan_sfr_clear_ecn (sixlowpan_sfr_t *hdr) |
| Clear the ECN flag in a 6LoWPAN recoverable fragment header. More... | |
| static bool | sixlowpan_sfr_ecn (const sixlowpan_sfr_t *hdr) |
| Check if the ECN flag in a 6LoWPAN recoverable fragment header is set. More... | |
| static void | sixlowpan_sfr_rfrag_set_disp (sixlowpan_sfr_t *hdr) |
| Initialize 6LoWPAN recoverable fragment dispatch. More... | |
| static bool | sixlowpan_sfr_rfrag_is (const sixlowpan_sfr_t *hdr) |
| Check if given header is a 6LoWPAN recoverable fragment header. More... | |
| static void | sixlowpan_sfr_rfrag_set_ack_req (sixlowpan_sfr_rfrag_t *hdr) |
| Set the Acknowledgment request flag in a 6LoWPAN recoverable fragment header. More... | |
| static void | sixlowpan_sfr_rfrag_clear_ack_req (sixlowpan_sfr_rfrag_t *hdr) |
| Clear the Acknowledgment request flag in a 6LoWPAN recoverable fragment header. More... | |
| static bool | sixlowpan_sfr_rfrag_ack_req (sixlowpan_sfr_rfrag_t *hdr) |
| Check if the Acknowledgment request flag in a 6LoWPAN recoverable fragment header is set. More... | |
| static void | sixlowpan_sfr_rfrag_set_seq (sixlowpan_sfr_rfrag_t *hdr, uint8_t seq) |
| Set sequence number in a 6LoWPAN recoverable fragment header. More... | |
| static uint8_t | sixlowpan_sfr_rfrag_get_seq (const sixlowpan_sfr_rfrag_t *hdr) |
| Get sequence number from a 6LoWPAN recoverable fragment header. More... | |
| static void | sixlowpan_sfr_rfrag_set_frag_size (sixlowpan_sfr_rfrag_t *hdr, uint16_t frag_size) |
| Set fragment size in a 6LoWPAN recoverable fragment header. More... | |
| static uint16_t | sixlowpan_sfr_rfrag_get_frag_size (const sixlowpan_sfr_rfrag_t *hdr) |
| Get fragment size from a 6LoWPAN recoverable fragment header. More... | |
| static void | sixlowpan_sfr_rfrag_set_offset (sixlowpan_sfr_rfrag_t *hdr, uint16_t offset) |
| Set fragment offset in a 6LoWPAN recoverable fragment header. More... | |
| static uint16_t | sixlowpan_sfr_rfrag_get_offset (const sixlowpan_sfr_rfrag_t *hdr) |
| Get fragment offset from a 6LoWPAN recoverable fragment header. More... | |
| static void | sixlowpan_sfr_ack_set_disp (sixlowpan_sfr_t *hdr) |
| Initialize 6LoWPAN RFRAG acknowledgment dispatch. More... | |
| static bool | sixlowpan_sfr_ack_is (const sixlowpan_sfr_t *hdr) |
| Check if given header is a 6LoWPAN RFRAG acknowledgment header. More... | |
