27  * The SRTM is implemented using two LHASH instances, one matching opaque pointers to
29  * structure. Multiple items with different seq_num values under a given opaque,
33  * total number of entries for a given opaque (total number of extant CIDs for a
37  * opaque.
43     SRTM_ITEM                   *next_by_srt_blinded; /* SORT BY opaque  DESC */
45     void                        *opaque; /* \__ unique identity for item */  member
59     LHASH_OF(SRTM_ITEM)         *items_fwd; /* (opaque)  -> SRTM_ITEM */
71     return (unsigned long)(uintptr_t)item->opaque;  in items_fwd_hash()
76     return a->opaque != b->opaque;  in items_fwd_cmp()
180  * Find a SRTM_ITEM by (opaque, seq_num). Returns NULL if no match.
181  * If head is non-NULL, writes the head of the relevant opaque list to *head if
186 static SRTM_ITEM *srtm_find(QUIC_SRTM *srtm, void *opaque, uint64_t seq_num,  in srtm_find()  argument
191     key.opaque  = opaque;  in srtm_find()
243     uintptr_t opaque = (uintptr_t)item->opaque;  in sorted_insert_srt()  local
248     while (cur != NULL && (uintptr_t)cur->opaque > opaque) {  in sorted_insert_srt()
282 int ossl_quic_srtm_add(QUIC_SRTM *srtm, void *opaque, uint64_t seq_num,  in ossl_quic_srtm_add()  argument
290     /* (opaque, seq_num) duplicates not allowed */  in ossl_quic_srtm_add()
291     if ((item = srtm_find(srtm, opaque, seq_num, &head, NULL)) != NULL)  in ossl_quic_srtm_add()
297     item->opaque    = opaque;  in ossl_quic_srtm_add()
307         /* First item under this opaque */  in ossl_quic_srtm_add()
379 int ossl_quic_srtm_remove(QUIC_SRTM *srtm, void *opaque, uint64_t seq_num)  in ossl_quic_srtm_remove()  argument
386     if ((item = srtm_find(srtm, opaque, seq_num, NULL, &prev)) == NULL)  in ossl_quic_srtm_remove()
415 int ossl_quic_srtm_cull(QUIC_SRTM *srtm, void *opaque)  in ossl_quic_srtm_cull()  argument
419     key.opaque = opaque;  in ossl_quic_srtm_cull()
444                           void **opaque, uint64_t *seq_num)  in ossl_quic_srtm_lookup()  argument
459     if (opaque != NULL)  in ossl_quic_srtm_lookup()
460         *opaque     = item->opaque;  in ossl_quic_srtm_lookup()
489             assert(!(item->opaque == prev_opaque && item->seq_num == prev_seq_num));  in check_mark()
491                 assert(item->opaque != prev_opaque || item->seq_num < prev_seq_num);  in check_mark()
496         prev_opaque  = item->opaque;  in check_mark()