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Differential D29588 Diff 87411 sys/net/route/fib_algo.h

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sys/net/route/fib_algo.h

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struct fib_data; struct fib_data;
struct fib_dp; struct fib_dp;
enum flm_op_result { enum flm_op_result {
FLM_SUCCESS, /* No errors, operation successful */ FLM_SUCCESS, /* No errors, operation successful */
FLM_REBUILD, /* Operation cannot be completed, schedule algorithm rebuild */ FLM_REBUILD, /* Operation cannot be completed, schedule algorithm rebuild */
FLM_ERROR, /* Operation failed, this algo cannot be used */ FLM_ERROR, /* Operation failed, this algo cannot be used */
FLM_BATCH, /* Operation cannot be completed, algorithm asks to batch changes */
}; };
struct rib_rtable_info { struct rib_rtable_info {
uint32_t num_prefixes; uint32_t num_prefixes;
uint32_t num_nhops; uint32_t num_nhops;
uint32_t num_nhgrp; uint32_t num_nhgrp;
}; };
struct flm_lookup_key { struct flm_lookup_key {
union { union {
const struct in6_addr *addr6; const struct in6_addr *addr6;
struct in_addr addr4; struct in_addr addr4;
}; };
}; };
struct fib_change_entry {
union {
struct in_addr addr4;
struct in6_addr addr6;
};
uint32_t scopeid;
uint8_t plen;
struct nhop_object *nh_old;
struct nhop_object *nh_new;
};
struct fib_change_queue {
uint32_t count;
uint32_t size;
struct fib_change_entry *entries;
};
typedef struct nhop_object *flm_lookup_t(void *algo_data, typedef struct nhop_object *flm_lookup_t(void *algo_data,
const struct flm_lookup_key key, uint32_t scopeid); const struct flm_lookup_key key, uint32_t scopeid);
typedef enum flm_op_result flm_init_t (uint32_t fibnum, struct fib_data *fd, typedef enum flm_op_result flm_init_t (uint32_t fibnum, struct fib_data *fd,
void *_old_data, void **new_data); void *_old_data, void **new_data);
typedef void flm_destroy_t(void *data); typedef void flm_destroy_t(void *data);
typedef enum flm_op_result flm_dump_t(struct rtentry *rt, void *data); typedef enum flm_op_result flm_dump_t(struct rtentry *rt, void *data);
typedef enum flm_op_result flm_dump_end_t(void *data, struct fib_dp *dp); typedef enum flm_op_result flm_dump_end_t(void *data, struct fib_dp *dp);
typedef enum flm_op_result flm_change_t(struct rib_head *rnh, typedef enum flm_op_result flm_change_t(struct rib_head *rnh,
struct rib_cmd_info *rc, void *data); struct rib_cmd_info *rc, void *data);
typedef enum flm_op_result flm_change_batch_t(struct rib_head *rnh,
struct fib_change_queue *q, void *data);
typedef uint8_t flm_get_pref_t(const struct rib_rtable_info *rinfo); typedef uint8_t flm_get_pref_t(const struct rib_rtable_info *rinfo);
struct fib_lookup_module { struct fib_lookup_module {
char *flm_name; /* algo name */ char *flm_name; /* algo name */
int flm_family; /* address family this module supports */ int flm_family; /* address family this module supports */
int flm_refcount; /* # of references */ int flm_refcount; /* # of references */
uint32_t flm_flags; /* flags */ uint32_t flm_flags; /* flags */
uint8_t flm_index; /* internal algo index */ uint8_t flm_index; /* internal algo index */
flm_init_t *flm_init_cb; /* instance init */ flm_init_t *flm_init_cb; /* instance init */
flm_destroy_t *flm_destroy_cb; /* destroy instance */ flm_destroy_t *flm_destroy_cb; /* destroy instance */
flm_change_t *flm_change_rib_item_cb;/* routing table change hook */ flm_change_t *flm_change_rib_item_cb;/* routing table change hook */
flm_dump_t *flm_dump_rib_item_cb; /* routing table dump cb */ flm_dump_t *flm_dump_rib_item_cb; /* routing table dump cb */
flm_dump_end_t *flm_dump_end_cb; /* end of dump */ flm_dump_end_t *flm_dump_end_cb; /* end of dump */
flm_lookup_t *flm_lookup; /* lookup function */ flm_lookup_t *flm_lookup; /* lookup function */
flm_get_pref_t *flm_get_pref; /* get algo preference */ flm_get_pref_t *flm_get_pref; /* get algo preference */
flm_change_batch_t *flm_change_rib_items_cb;/* routing table change hook */
void *spare[8]; /* Spare callbacks */
TAILQ_ENTRY(fib_lookup_module) entries; TAILQ_ENTRY(fib_lookup_module) entries;
}; };
/* Datapath lookup data */ /* Datapath lookup data */
struct fib_dp { struct fib_dp {
flm_lookup_t *f; flm_lookup_t *f;
void *arg; void *arg;
}; };
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