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Extract shared parts of portcfg_get_first_advertised_*()

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This commit is contained in:
Nick Mathewson 2020-07-21 12:14:40 -04:00
parent fda9d7f5ed
commit f57c31e4be
1 changed files with 23 additions and 22 deletions
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45
src/app/config/config.c
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@ -6504,14 +6504,13 @@ get_first_listener_addrport_string(int listener_type)
return NULL;
}
/** Return the first advertised port of type <b>listener_type</b> in
* <b>address_family</b>. Returns 0 when no port is found, and when passed
* AF_UNSPEC. */
int
portconf_get_first_advertised_port(int listener_type, int address_family)
/** Find and return the first configured advertised `port_cfg_t` of type @a
* listener_type in @a address_family. */
static const port_cfg_t *
portconf_get_first_advertised(int listener_type, int address_family)
{
if (address_family == AF_UNSPEC)
return 0;
return NULL;
const smartlist_t *conf_ports = get_configured_ports();
SMARTLIST_FOREACH_BEGIN(conf_ports, const port_cfg_t *, cfg) {
@ -6519,11 +6518,23 @@ portconf_get_first_advertised_port(int listener_type, int address_family)
!cfg->server_cfg.no_advertise) {
if ((address_family == AF_INET && port_binds_ipv4(cfg)) ||
(address_family == AF_INET6 && port_binds_ipv6(cfg))) {
return cfg->port;
return cfg;
}
}
} SMARTLIST_FOREACH_END(cfg);
return 0;
return NULL;
}
/** Return the first advertised port of type <b>listener_type</b> in
* <b>address_family</b>. Returns 0 when no port is found, and when passed
* AF_UNSPEC. */
int
portconf_get_first_advertised_port(int listener_type, int address_family)
{
const port_cfg_t *cfg;
cfg = portconf_get_first_advertised(listener_type, address_family);
return cfg ? cfg->port : 0;
}
/** Return the first advertised address of type <b>listener_type</b> in
@ -6532,20 +6543,10 @@ portconf_get_first_advertised_port(int listener_type, int address_family)
const tor_addr_t *
portconf_get_first_advertised_addr(int listener_type, int address_family)
{
if (address_family == AF_UNSPEC)
return NULL;
if (!configured_ports)
return NULL;
SMARTLIST_FOREACH_BEGIN(configured_ports, const port_cfg_t *, cfg) {
if (cfg->type == listener_type &&
!cfg->server_cfg.no_advertise) {
if ((address_family == AF_INET && port_binds_ipv4(cfg)) ||
(address_family == AF_INET6 && port_binds_ipv6(cfg))) {
return &cfg->addr;
}
}
} SMARTLIST_FOREACH_END(cfg);
return NULL;
const port_cfg_t *cfg;
cfg = portconf_get_first_advertised(listener_type, address_family);
return cfg ? &cfg->addr : NULL;
}
/** Return 1 if a port exists of type <b>listener_type</b> on <b>addr</b> and