tor/src/or/policies.h
Nick Mathewson fcdcb377a4 Add another year to our copyright dates.
Because in 95 years, we or our successors will surely care about
enforcing the BSD license terms on this code.  Right?
2014-10-28 15:30:16 -04:00

91 lines
3.8 KiB
C

/* Copyright (c) 2001 Matej Pfajfar.
* Copyright (c) 2001-2004, Roger Dingledine.
* Copyright (c) 2004-2006, Roger Dingledine, Nick Mathewson.
* Copyright (c) 2007-2014, The Tor Project, Inc. */
/* See LICENSE for licensing information */
/**
* \file policies.h
* \brief Header file for policies.c.
**/
#ifndef TOR_POLICIES_H
#define TOR_POLICIES_H
/* (length of
* "accept6 [ffff:ffff:ffff:ffff:ffff:ffff:ffff:ffff]/128:65535-65535\n"
* plus a terminating NUL, rounded up to a nice number.)
*/
#define POLICY_BUF_LEN 72
#define EXIT_POLICY_IPV6_ENABLED (1 << 0)
#define EXIT_POLICY_REJECT_PRIVATE (1 << 1)
#define EXIT_POLICY_ADD_DEFAULT (1 << 2)
typedef int exit_policy_parser_cfg_t;
int firewall_is_fascist_or(void);
int fascist_firewall_allows_address_or(const tor_addr_t *addr, uint16_t port);
int fascist_firewall_allows_or(const routerinfo_t *ri);
int fascist_firewall_allows_node(const node_t *node);
int fascist_firewall_allows_address_dir(const tor_addr_t *addr, uint16_t port);
int dir_policy_permits_address(const tor_addr_t *addr);
int socks_policy_permits_address(const tor_addr_t *addr);
int authdir_policy_permits_address(uint32_t addr, uint16_t port);
int authdir_policy_valid_address(uint32_t addr, uint16_t port);
int authdir_policy_badexit_address(uint32_t addr, uint16_t port);
int validate_addr_policies(const or_options_t *options, char **msg);
void policy_expand_private(smartlist_t **policy);
void policy_expand_unspec(smartlist_t **policy);
int policies_parse_from_options(const or_options_t *options);
addr_policy_t *addr_policy_get_canonical_entry(addr_policy_t *ent);
int cmp_addr_policies(smartlist_t *a, smartlist_t *b);
MOCK_DECL(addr_policy_result_t, compare_tor_addr_to_addr_policy,
(const tor_addr_t *addr, uint16_t port, const smartlist_t *policy));
addr_policy_result_t compare_tor_addr_to_node_policy(const tor_addr_t *addr,
uint16_t port, const node_t *node);
/*
int policies_parse_exit_policy(config_line_t *cfg, smartlist_t **dest,
int ipv6exit,
int rejectprivate, uint32_t local_address,
int add_default_policy);
*/
int policies_parse_exit_policy_from_options(const or_options_t *or_options,
uint32_t local_address,
smartlist_t **result);
int policies_parse_exit_policy(config_line_t *cfg, smartlist_t **dest,
exit_policy_parser_cfg_t options,
uint32_t local_address);
void policies_exit_policy_append_reject_star(smartlist_t **dest);
void addr_policy_append_reject_addr(smartlist_t **dest,
const tor_addr_t *addr);
void policies_set_node_exitpolicy_to_reject_all(node_t *exitrouter);
int exit_policy_is_general_exit(smartlist_t *policy);
int policy_is_reject_star(const smartlist_t *policy, sa_family_t family);
int getinfo_helper_policies(control_connection_t *conn,
const char *question, char **answer,
const char **errmsg);
int policy_write_item(char *buf, size_t buflen, addr_policy_t *item,
int format_for_desc);
void addr_policy_list_free(smartlist_t *p);
void addr_policy_free(addr_policy_t *p);
void policies_free_all(void);
char *policy_summarize(smartlist_t *policy, sa_family_t family);
short_policy_t *parse_short_policy(const char *summary);
char *write_short_policy(const short_policy_t *policy);
void short_policy_free(short_policy_t *policy);
int short_policy_is_reject_star(const short_policy_t *policy);
addr_policy_result_t compare_tor_addr_to_short_policy(
const tor_addr_t *addr, uint16_t port,
const short_policy_t *policy);
#endif