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* Copyright (c) 2024 Apple Inc. All rights reserved.
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* Please obtain a copy of the License at
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#ifndef _PKTSCHED_PKTSCHED_OPS_H_
#define _PKTSCHED_PKTSCHED_OPS_H_
#ifdef PRIVATE
#ifdef __cplusplus
extern "C" {
#endif
#include <net/classq/if_classq.h>
typedef int (*pktsched_setup_t)(struct ifclassq *ifcq, u_int32_t flags,
classq_pkt_type_t ptype);
typedef void (*pktsched_teardown_t)(struct ifclassq *ifcq);
typedef int (*pktsched_request_t)(struct ifclassq *ifcq, enum cqrq, void *arg);
typedef boolean_t (*pktsched_allow_dequeue_t)(struct ifclassq *ifcq);
typedef int (*pktsched_stats_t)(struct ifclassq *ifcq, uint8_t gid,
u_int32_t qid, struct if_ifclassq_stats *ifqs);
typedef int (*pktsched_enq_t)(struct ifclassq *ifq, classq_pkt_t *head,
classq_pkt_t *tail, uint32_t cnt, uint32_t bytes, boolean_t *pdrop);
typedef int (*pktsched_deq_t)(struct ifclassq *ifq, u_int32_t maxpktcnt,
u_int32_t maxbytecnt, classq_pkt_t *first_packet, classq_pkt_t *last_packet,
u_int32_t *retpktcnt, u_int32_t *retbytecnt, uint8_t grp_idx);
typedef int (*pktsched_deq_sc_t)(struct ifclassq *ifq, mbuf_svc_class_t svc,
u_int32_t maxpktcnt, u_int32_t maxbytecnt, classq_pkt_t *first_packet,
classq_pkt_t *last_packet, u_int32_t *retpktcnt, u_int32_t *retbytecnt,
uint8_t grp_idx);
typedef struct pktsched_ops {
uint8_t ps_id;
#define PKTSCHED_OPS_LOCKLESS 0x1
uint8_t ps_ops_flags;
pktsched_setup_t ps_setup;
pktsched_teardown_t ps_teardown;
pktsched_enq_t ps_enq;
pktsched_deq_t ps_deq;
pktsched_deq_sc_t ps_deq_sc;
pktsched_request_t ps_req;
pktsched_stats_t ps_stats;
pktsched_allow_dequeue_t ps_allow_dequeue;
LIST_ENTRY(pktsched_ops) ps_ops_link;
}pktsched_ops_t;
typedef LIST_HEAD(, pktsched_ops) pktsched_ops_list_t;
void
pktsched_ops_register(pktsched_ops_t *new_ops);
pktsched_ops_t *
pktsched_ops_find(uint8_t ps_id);
#ifdef __cplusplus
}
#endif
#endif /* PRIVATE */
#endif /* _PKTSCHED_PKTSCHED_OPS_H_ */