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