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Refactor IPV6_OR_LOOKUP into fascist_firewall_choose_address_rs

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It's only used once now, so having it as a macro is unhelpful.
This commit is contained in:
teor (Tim Wilson-Brown) 2016-02-20 20:12:17 +11:00
parent a4853f1bc1
commit 4afb107278
1 changed files with 12 additions and 17 deletions
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29
src/or/policies.c
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@ -883,22 +883,6 @@ fascist_firewall_choose_address_ipv4h(uint32_t ipv4h_addr,
fw_connection, pref_only, ap);
}
#define IPV6_OR_LOOKUP(r, identity_digest, ipv6_or_ap) \
STMT_BEGIN \
if (!(r)->ipv6_orport || tor_addr_is_null(&(r)->ipv6_addr)) { \
const node_t *node = node_get_by_id((identity_digest)); \
if (node) { \
node_get_pref_ipv6_orport(node, &(ipv6_or_ap)); \
} else { \
tor_addr_make_null(&(ipv6_or_ap).addr, AF_INET6); \
(ipv6_or_ap).port = 0; \
} \
} else { \
tor_addr_copy(&(ipv6_or_ap).addr, &(r)->ipv6_addr); \
(ipv6_or_ap).port = (r)->ipv6_orport; \
} \
STMT_END
/** Copy an address and port from <b>rs</b> into <b>ap</b> that we think our
* firewall will let us connect to. Uses ipv4h_addr/ipv6_addr and
* ipv4_orport/ipv6_orport/ReachableORAddresses or
@ -922,7 +906,18 @@ fascist_firewall_choose_address_rs(const routerstatus_t *rs,
/* Don't do the lookup if the IPv6 address/port in rs is OK.
* If it's OK, assume the dir_port is also OK. */
tor_addr_port_t ipv6_or_ap;
IPV6_OR_LOOKUP(rs, rs->identity_digest, ipv6_or_ap);
if (!rs->ipv6_orport || tor_addr_is_null(&rs->ipv6_addr)) {
const node_t *node = node_get_by_id(rs->identity_digest);
if (node) {
node_get_pref_ipv6_orport(node, &ipv6_or_ap);
} else {
tor_addr_make_null(&ipv6_or_ap.addr, AF_INET6);
ipv6_or_ap.port = 0;
}
} else {
tor_addr_copy(&ipv6_or_ap.addr, &rs->ipv6_addr);
ipv6_or_ap.port = rs->ipv6_orport;
}
/* Assume IPv4 and IPv6 DirPorts are the same.
* Assume the IPv6 OR and Dir addresses are the same. */