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87 lines
3.6 KiB
C
87 lines
3.6 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) 2007-2015, The Tor Project, Inc. */
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/* See LICENSE for licensing information */
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/**
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* \file rendcommon.h
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* \brief Header file for rendcommon.c.
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**/
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#ifndef TOR_RENDCOMMON_H
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#define TOR_RENDCOMMON_H
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/** Free all storage associated with <b>data</b> */
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static INLINE void
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rend_data_free(rend_data_t *data)
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{
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if (!data) {
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return;
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}
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/* Cleanup the HSDir identity digest. */
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SMARTLIST_FOREACH(data->hsdirs_fp, char *, d, tor_free(d));
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smartlist_free(data->hsdirs_fp);
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tor_free(data);
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}
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int rend_cmp_service_ids(const char *one, const char *two);
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void rend_process_relay_cell(circuit_t *circ, const crypt_path_t *layer_hint,
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int command, size_t length,
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const uint8_t *payload);
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void rend_service_descriptor_free(rend_service_descriptor_t *desc);
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int rend_get_service_id(crypto_pk_t *pk, char *out);
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void rend_encoded_v2_service_descriptor_free(
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rend_encoded_v2_service_descriptor_t *desc);
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void rend_intro_point_free(rend_intro_point_t *intro);
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void rend_cache_init(void);
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void rend_cache_clean(time_t now);
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void rend_cache_clean_v2_descs_as_dir(time_t now, size_t min_to_remove);
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void rend_cache_purge(void);
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void rend_cache_free_all(void);
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int rend_valid_service_id(const char *query);
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int rend_valid_descriptor_id(const char *query);
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int rend_cache_lookup_entry(const char *query, int version,
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rend_cache_entry_t **entry_out);
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int rend_cache_lookup_v2_desc_as_dir(const char *query, const char **desc);
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/** Return value from rend_cache_store_v2_desc_as_{dir,client}. */
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typedef enum {
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RCS_NOTDIR = -2, /**< We're not a directory */
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RCS_BADDESC = -1, /**< This descriptor is no good. */
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RCS_OKAY = 0 /**< All worked as expected */
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} rend_cache_store_status_t;
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rend_cache_store_status_t rend_cache_store_v2_desc_as_dir(const char *desc);
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rend_cache_store_status_t rend_cache_store_v2_desc_as_client(const char *desc,
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const char *desc_id_base32,
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const rend_data_t *rend_query,
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rend_cache_entry_t **entry);
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int rend_encode_v2_descriptors(smartlist_t *descs_out,
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rend_service_descriptor_t *desc, time_t now,
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uint8_t period, rend_auth_type_t auth_type,
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crypto_pk_t *client_key,
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smartlist_t *client_cookies);
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int rend_compute_v2_desc_id(char *desc_id_out, const char *service_id,
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const char *descriptor_cookie,
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time_t now, uint8_t replica);
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int rend_id_is_in_interval(const char *a, const char *b, const char *c);
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void rend_get_descriptor_id_bytes(char *descriptor_id_out,
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const char *service_id,
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const char *secret_id_part);
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size_t rend_cache_get_total_allocation(void);
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rend_data_t *rend_data_dup(const rend_data_t *data);
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rend_data_t *rend_data_client_create(const char *onion_address,
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const char *desc_id,
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const char *cookie,
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rend_auth_type_t auth_type);
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rend_data_t *rend_data_service_create(const char *onion_address,
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const char *pk_digest,
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const uint8_t *cookie,
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rend_auth_type_t auth_type);
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#endif
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