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/* 
 *------------------------------------------------------------------
 * Copyright (c) 2006-2016 Cisco and/or its affiliates.
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at:
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

#ifndef __cpel_util_h__
#define __cpel_util_h__

/*
 * Our idea of an event, as opposed to a CPEL event
 */
typedef struct evt_ {
    u64 timestamp;
    u32 track_id;               
    u32 event_id;
    u32 datum;
} evt_t;

evt_t *the_events;

/*
 * Track object, so we can sort the tracks alphabetically and
 * fix the events later 
 */
typedef struct track_ {
    u32 original_index;
    u32 strtab_offset;
} track_t;

track_t *the_tracks;
u32 *track_alpha_map;

event_definition_t *the_event_definitions;
i64 min_timestamp;

/* Hash tables, used to find previous instances of the same items */
uword *the_track_hash;
uword *the_msg_event_hash;
uword *the_strtab_hash;
uword *the_pidtid_hash;
uword *the_pid_to_name_hash;
u8 *the_strtab;

u32 find_or_add_strtab(void *s_arg);
u32 find_or_add_track(void *s_arg);
u32 find_or_add_event(void *s_arg, char *datum_format);
int write_string_table(FILE *ofp);
int write_cpel_header(FILE *ofp, u32 nsections);
int write_event_defs(FILE *ofp);
u64 ntohll (u64 x);
int write_events(FILE *ofp, u64 clock_ticks_per_second);
int write_track_defs(FILE *ofp);
void cpel_util_init (void);
void alpha_sort_tracks(void);
void fixup_event_tracks(void);

#endif /* __cpel_util_h__ */
="p">(snat_main_t * sm, snat_user_t * u, snat_session_t * s, u32 thread_index, f64 now) { nat44_free_session_data (sm, s, thread_index, 0); if (snat_is_session_static (s)) u->nstaticsessions--; else u->nsessions--; s->flags = 0; s->total_bytes = 0; s->total_pkts = 0; s->state = 0; s->ext_host_addr.as_u32 = 0; s->ext_host_port = 0; s->ext_host_nat_addr.as_u32 = 0; s->ext_host_nat_port = 0; s->tcp_close_timestamp = 0; s->ha_last_refreshed = now; return s; } static_always_inline void nat44_global_lru_insert (snat_main_per_thread_data_t * tsm, snat_session_t * s, f64 now) { dlist_elt_t *lru_list_elt; pool_get (tsm->global_lru_pool, lru_list_elt); s->global_lru_index = lru_list_elt - tsm->global_lru_pool; clib_dlist_addtail (tsm->global_lru_pool, tsm->global_lru_head_index, s->global_lru_index); lru_list_elt->value = s - tsm->sessions; s->last_lru_update = now; } static_always_inline void nat44_user_del_sessions (snat_user_t * u, u32 thread_index) { dlist_elt_t *elt; snat_session_t *s; snat_main_t *sm = &snat_main; snat_main_per_thread_data_t *tsm = &sm->per_thread_data[thread_index]; // get head elt = pool_elt_at_index (tsm->list_pool, u->sessions_per_user_list_head_index); // get first element elt = pool_elt_at_index (tsm->list_pool, elt->next); while (elt->value != ~0) { s = pool_elt_at_index (tsm->sessions, elt->value); elt = pool_elt_at_index (tsm->list_pool, elt->next); nat44_free_session_data (sm, s, thread_index, 0); nat44_delete_session (sm, s, thread_index); } } static_always_inline int nat44_user_del (ip4_address_t * addr, u32 fib_index) { int rv = 1; snat_main_t *sm = &snat_main; snat_main_per_thread_data_t *tsm; snat_user_key_t user_key; clib_bihash_kv_8_8_t kv, value; user_key.addr.as_u32 = addr->as_u32; user_key.fib_index = fib_index; kv.key = user_key.as_u64; if (sm->num_workers > 1) { /* *INDENT-OFF* */ vec_foreach (tsm, sm->per_thread_data) { if (!clib_bihash_search_8_8 (&tsm->user_hash, &kv, &value)) { nat44_user_del_sessions ( pool_elt_at_index (tsm->users, value.value), tsm->thread_index); rv = 0; break; } } /* *INDENT-ON* */ } else { tsm = vec_elt_at_index (sm->per_thread_data, sm->num_workers); if (!clib_bihash_search_8_8 (&tsm->user_hash, &kv, &value)) { nat44_user_del_sessions (pool_elt_at_index (tsm->users, value.value), tsm->thread_index); rv = 0; } } return rv; } #endif /* included_nat44_inlines_h__ */ /* * fd.io coding-style-patch-verification: ON * * Local Variables: * eval: (c-set-style "gnu") * End: */