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- /* Copyright (c) 2001 Matej Pfajfar.
- * Copyright (c) 2001-2004, Roger Dingledine.
- * Copyright (c) 2004-2006, Roger Dingledine, Nick Mathewson.
- * Copyright (c) 2007-2017, The Tor Project, Inc. */
- /* See LICENSE for licensing information */
- /**
- * \file dircollate.h
- * \brief Header file for dircollate.c.
- **/
- #ifndef TOR_DIRCOLLATE_H
- #define TOR_DIRCOLLATE_H
- #include "testsupport.h"
- #include "or.h"
- typedef struct dircollator_s dircollator_t;
- dircollator_t *dircollator_new(int n_votes, int n_authorities);
- void dircollator_free_(dircollator_t *obj);
- #define dircollator_free(c) \
- FREE_AND_NULL(dircollator_t, dircollator_free_, (c))
- void dircollator_add_vote(dircollator_t *dc, networkstatus_t *v);
- void dircollator_collate(dircollator_t *dc, int consensus_method);
- int dircollator_n_routers(dircollator_t *dc);
- vote_routerstatus_t **dircollator_get_votes_for_router(dircollator_t *dc,
- int idx);
- #ifdef DIRCOLLATE_PRIVATE
- struct ddmap_entry_s;
- typedef HT_HEAD(double_digest_map, ddmap_entry_s) double_digest_map_t;
- /** A dircollator keeps track of all the routerstatus entries in a
- * set of networkstatus votes, and matches them by an appropriate rule. */
- struct dircollator_s {
- /** True iff we have run the collation algorithm. */
- int is_collated;
- /** The total number of votes that we received. */
- int n_votes;
- /** The total number of authorities we acknowledge. */
- int n_authorities;
- /** The index which the next vote to be added to this collator should
- * receive. */
- int next_vote_num;
- /** Map from RSA-SHA1 identity digest to an array of <b>n_votes</b>
- * vote_routerstatus_t* pointers, such that the i'th member of the
- * array is the i'th vote's entry for that RSA-SHA1 ID.*/
- digestmap_t *by_rsa_sha1;
- /** Map from <ed, RSA-SHA1> pair to an array similar to that used in
- * by_rsa_sha1 above. We include <NULL,RSA-SHA1> entries for votes that
- * say that there is no Ed key. */
- struct double_digest_map by_both_ids;
- /** One of two outputs created by collation: a map from RSA-SHA1
- * identity digest to an array of the vote_routerstatus_t objects. Entries
- * only exist in this map for identities that we should include in the
- * consensus. */
- digestmap_t *by_collated_rsa_sha1;
- /** One of two outputs created by collation: a sorted array of RSA-SHA1
- * identity digests .*/
- smartlist_t *all_rsa_sha1_lst;
- };
- #endif /* defined(DIRCOLLATE_PRIVATE) */
- #endif /* !defined(TOR_DIRCOLLATE_H) */
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