DPDK 22.11.5
rte_mbuf_dyn.h
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1/* SPDX-License-Identifier: BSD-3-Clause
2 * Copyright 2019 6WIND S.A.
3 */
4
5#ifndef _RTE_MBUF_DYN_H_
6#define _RTE_MBUF_DYN_H_
7
69#include <stdio.h>
70#include <stdint.h>
71
72
73#ifdef __cplusplus
74extern "C" {
75#endif
76
80#define RTE_MBUF_DYN_NAMESIZE 64
81
87 size_t size;
88 size_t align;
89 unsigned int flags;
90};
91
97 unsigned int flags;
98};
99
120
144 size_t offset);
145
159int rte_mbuf_dynfield_lookup(const char *name,
160 struct rte_mbuf_dynfield *params);
161
182
206 unsigned int bitnum);
207
221int rte_mbuf_dynflag_lookup(const char *name,
222 struct rte_mbuf_dynflag *params);
223
227#define RTE_MBUF_DYNFIELD(m, offset, type) ((type)((uintptr_t)(m) + (offset)))
228
235void rte_mbuf_dyn_dump(FILE *out);
236
237/*
238 * Placeholder for dynamic fields and flags declarations.
239 * This is centralizing point to gather all field names
240 * and parameters together.
241 */
242
243/*
244 * The metadata dynamic field provides some extra packet information
245 * to interact with RTE Flow engine. The metadata in sent mbufs can be
246 * used to match on some Flows. The metadata in received mbufs can
247 * provide some feedback from the Flows. The metadata flag tells
248 * whether the field contains actual value to send, or received one.
249 */
250#define RTE_MBUF_DYNFIELD_METADATA_NAME "rte_flow_dynfield_metadata"
251#define RTE_MBUF_DYNFLAG_METADATA_NAME "rte_flow_dynflag_metadata"
252
262#define RTE_MBUF_DYNFIELD_TIMESTAMP_NAME "rte_dynfield_timestamp"
263typedef uint64_t rte_mbuf_timestamp_t;
264
268#define RTE_MBUF_DYNFLAG_RX_TIMESTAMP_NAME "rte_dynflag_rx_timestamp"
269
286int rte_mbuf_dyn_rx_timestamp_register(int *field_offset, uint64_t *rx_flag);
287
301#define RTE_MBUF_DYNFLAG_TX_TIMESTAMP_NAME "rte_dynflag_tx_timestamp"
302
319int rte_mbuf_dyn_tx_timestamp_register(int *field_offset, uint64_t *tx_flag);
320
327#define RTE_MBUF_DYNFIELD_IP_REASSEMBLY_NAME "rte_dynfield_ip_reassembly"
328#define RTE_MBUF_DYNFLAG_IP_REASSEMBLY_INCOMPLETE_NAME "rte_dynflag_ip_reassembly_incomplete"
329
330#ifdef __cplusplus
331}
332#endif
333
334#endif /* _RTE_MBUF_DYN_H_ */
int rte_mbuf_dyn_rx_timestamp_register(int *field_offset, uint64_t *rx_flag)
int rte_mbuf_dynfield_register(const struct rte_mbuf_dynfield *params)
int rte_mbuf_dynfield_register_offset(const struct rte_mbuf_dynfield *params, size_t offset)
#define RTE_MBUF_DYN_NAMESIZE
Definition: rte_mbuf_dyn.h:80
int rte_mbuf_dynflag_lookup(const char *name, struct rte_mbuf_dynflag *params)
void rte_mbuf_dyn_dump(FILE *out)
int rte_mbuf_dyn_tx_timestamp_register(int *field_offset, uint64_t *tx_flag)
int rte_mbuf_dynflag_register(const struct rte_mbuf_dynflag *params)
int rte_mbuf_dynflag_register_bitnum(const struct rte_mbuf_dynflag *params, unsigned int bitnum)
int rte_mbuf_dynfield_lookup(const char *name, struct rte_mbuf_dynfield *params)
unsigned int flags
Definition: rte_mbuf_dyn.h:89
char name[RTE_MBUF_DYN_NAMESIZE]
Definition: rte_mbuf_dyn.h:86
unsigned int flags
Definition: rte_mbuf_dyn.h:97
char name[RTE_MBUF_DYN_NAMESIZE]
Definition: rte_mbuf_dyn.h:96