Extract rend_intro_point_t into its own header.

This commit is contained in:
Nick Mathewson 2018-06-15 12:23:06 -04:00
parent 22e9c64738
commit 990184da49
12 changed files with 87 additions and 63 deletions

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@ -279,6 +279,7 @@ ORHEADERS = \
src/or/rendcommon.h \
src/or/rendmid.h \
src/or/rendservice.h \
src/or/rend_intro_point_st.h \
src/or/rend_service_descriptor_st.h \
src/or/rephist.h \
src/or/replaycache.h \

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@ -4082,69 +4082,7 @@ typedef struct rend_encoded_v2_service_descriptor_t {
* lifetime so this is a hard limit on the amount of time we do that. */
#define MAX_INTRO_POINT_CIRCUIT_RETRIES 3
/** Introduction point information. Used both in rend_service_t (on
* the service side) and in rend_service_descriptor_t (on both the
* client and service side). */
typedef struct rend_intro_point_t {
extend_info_t *extend_info; /**< Extend info for connecting to this
* introduction point via a multi-hop path. */
crypto_pk_t *intro_key; /**< Introduction key that replaces the service
* key, if this descriptor is V2. */
/** (Client side only) Flag indicating that a timeout has occurred
* after sending an INTRODUCE cell to this intro point. After a
* timeout, an intro point should not be tried again during the same
* hidden service connection attempt, but it may be tried again
* during a future connection attempt. */
unsigned int timed_out : 1;
/** (Client side only) The number of times we have failed to build a
* circuit to this intro point for some reason other than our
* circuit-build timeout. See also MAX_INTRO_POINT_REACHABILITY_FAILURES. */
unsigned int unreachable_count : 3;
/** (Service side only) Flag indicating that this intro point was
* included in the last HS descriptor we generated. */
unsigned int listed_in_last_desc : 1;
/** (Service side only) A replay cache recording the RSA-encrypted parts
* of INTRODUCE2 cells this intro point's circuit has received. This is
* used to prevent replay attacks. */
replaycache_t *accepted_intro_rsa_parts;
/** (Service side only) Count of INTRODUCE2 cells accepted from this
* intro point.
*/
int accepted_introduce2_count;
/** (Service side only) Maximum number of INTRODUCE2 cells that this IP
* will accept. This is a random value between
* INTRO_POINT_MIN_LIFETIME_INTRODUCTIONS and
* INTRO_POINT_MAX_LIFETIME_INTRODUCTIONS. */
int max_introductions;
/** (Service side only) The time at which this intro point was first
* published, or -1 if this intro point has not yet been
* published. */
time_t time_published;
/** (Service side only) The time at which this intro point should
* (start to) expire, or -1 if we haven't decided when this intro
* point should expire. */
time_t time_to_expire;
/** (Service side only) The amount of circuit creation we've made to this
* intro point. This is incremented every time we do a circuit relaunch on
* this object which is triggered when the circuit dies but the node is
* still in the consensus. After MAX_INTRO_POINT_CIRCUIT_RETRIES, we give
* up on it. */
unsigned int circuit_retries;
/** (Service side only) Set if this intro point has an established circuit
* and unset if it doesn't. */
unsigned int circuit_established:1;
} rend_intro_point_t;
typedef struct rend_intro_point_t rend_intro_point_t;
typedef struct rend_service_descriptor_t rend_service_descriptor_t;
/********************************* routerlist.c ***************************/

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@ -0,0 +1,74 @@
/* 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 */
#ifndef REND_INTRO_POINT_ST_H
#define REND_INTRO_POINT_ST_H
/** Introduction point information. Used both in rend_service_t (on
* the service side) and in rend_service_descriptor_t (on both the
* client and service side). */
struct rend_intro_point_t {
extend_info_t *extend_info; /**< Extend info for connecting to this
* introduction point via a multi-hop path. */
crypto_pk_t *intro_key; /**< Introduction key that replaces the service
* key, if this descriptor is V2. */
/** (Client side only) Flag indicating that a timeout has occurred
* after sending an INTRODUCE cell to this intro point. After a
* timeout, an intro point should not be tried again during the same
* hidden service connection attempt, but it may be tried again
* during a future connection attempt. */
unsigned int timed_out : 1;
/** (Client side only) The number of times we have failed to build a
* circuit to this intro point for some reason other than our
* circuit-build timeout. See also MAX_INTRO_POINT_REACHABILITY_FAILURES. */
unsigned int unreachable_count : 3;
/** (Service side only) Flag indicating that this intro point was
* included in the last HS descriptor we generated. */
unsigned int listed_in_last_desc : 1;
/** (Service side only) A replay cache recording the RSA-encrypted parts
* of INTRODUCE2 cells this intro point's circuit has received. This is
* used to prevent replay attacks. */
replaycache_t *accepted_intro_rsa_parts;
/** (Service side only) Count of INTRODUCE2 cells accepted from this
* intro point.
*/
int accepted_introduce2_count;
/** (Service side only) Maximum number of INTRODUCE2 cells that this IP
* will accept. This is a random value between
* INTRO_POINT_MIN_LIFETIME_INTRODUCTIONS and
* INTRO_POINT_MAX_LIFETIME_INTRODUCTIONS. */
int max_introductions;
/** (Service side only) The time at which this intro point was first
* published, or -1 if this intro point has not yet been
* published. */
time_t time_published;
/** (Service side only) The time at which this intro point should
* (start to) expire, or -1 if we haven't decided when this intro
* point should expire. */
time_t time_to_expire;
/** (Service side only) The amount of circuit creation we've made to this
* intro point. This is incremented every time we do a circuit relaunch on
* this object which is triggered when the circuit dies but the node is
* still in the consensus. After MAX_INTRO_POINT_CIRCUIT_RETRIES, we give
* up on it. */
unsigned int circuit_retries;
/** (Service side only) Set if this intro point has an established circuit
* and unset if it doesn't. */
unsigned int circuit_established:1;
};
#endif

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@ -15,6 +15,7 @@
#include "routerparse.h"
#include "rendcommon.h"
#include "rend_intro_point_st.h"
#include "rend_service_descriptor_st.h"
/** Map from service id (as generated by rend_get_service_id) to

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@ -38,6 +38,7 @@
#include "dir_connection_st.h"
#include "entry_connection_st.h"
#include "origin_circuit_st.h"
#include "rend_intro_point_st.h"
#include "rend_service_descriptor_st.h"
static extend_info_t *rend_client_get_random_intro_impl(

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@ -34,6 +34,7 @@
#include "cpath_build_state_st.h"
#include "crypt_path_st.h"
#include "origin_circuit_st.h"
#include "rend_intro_point_st.h"
#include "rend_service_descriptor_st.h"
/** Return 0 if one and two are the same service ids, else -1 or 1 */

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@ -41,6 +41,7 @@
#include "crypt_path_reference_st.h"
#include "edge_connection_st.h"
#include "origin_circuit_st.h"
#include "rend_intro_point_st.h"
#include "rend_service_descriptor_st.h"
struct rend_service_t;

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@ -81,6 +81,7 @@
#include "dirauth/dirvote.h"
#include "rend_intro_point_st.h"
#include "rend_service_descriptor_st.h"
#include "tor_version_st.h"

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@ -7,6 +7,7 @@
#include "rendcommon.h"
#include "rend_test_helpers.h"
#include "rend_intro_point_st.h"
#include "rend_service_descriptor_st.h"
void

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@ -63,6 +63,7 @@ double fabs(double x);
#include "crypto_curve25519.h"
#include "or_circuit_st.h"
#include "rend_intro_point_st.h"
#include "rend_service_descriptor_st.h"
/** Run unit tests for the onion handshake code. */

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@ -21,6 +21,9 @@
#include "rendservice.h"
#include "routerset.h"
#include "circuitbuild.h"
#include "rend_intro_point_st.h"
#include "test_helpers.h"
/* mock ID digest and longname for node that's in nodelist */

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@ -12,6 +12,7 @@
#include "config.h"
#include "hs_common.h"
#include "rend_intro_point_st.h"
#include "rend_service_descriptor_st.h"
#include "rend_test_helpers.h"