diff options
Diffstat (limited to 'src/libcharon/plugins/kernel_iph')
| -rw-r--r-- | src/libcharon/plugins/kernel_iph/kernel_iph_net.c | 39 |
1 files changed, 38 insertions, 1 deletions
diff --git a/src/libcharon/plugins/kernel_iph/kernel_iph_net.c b/src/libcharon/plugins/kernel_iph/kernel_iph_net.c index 28c110b35..4c870608c 100644 --- a/src/libcharon/plugins/kernel_iph/kernel_iph_net.c +++ b/src/libcharon/plugins/kernel_iph/kernel_iph_net.c @@ -339,10 +339,47 @@ static void change_interface(private_kernel_iph_net_t *this, } } +/** + * Get an iface entry for a local address, does no locking + */ +static iface_t* address2entry(private_kernel_iph_net_t *this, host_t *ip) +{ + enumerator_t *ifaces, *addrs; + iface_t *entry, *found = NULL; + host_t *host; + + ifaces = this->ifaces->create_enumerator(this->ifaces); + while (!found && ifaces->enumerate(ifaces, &entry)) + { + addrs = entry->addrs->create_enumerator(entry->addrs); + while (!found && addrs->enumerate(addrs, &host)) + { + if (host->ip_equals(host, ip)) + { + found = entry; + } + } + addrs->destroy(addrs); + } + ifaces->destroy(ifaces); + + return found; +} + METHOD(kernel_net_t, get_interface_name, bool, private_kernel_iph_net_t *this, host_t* ip, char **name) { - return FALSE; + iface_t *entry; + + this->mutex->lock(this->mutex); + entry = address2entry(this, ip); + if (entry && name) + { + *name = strdup(entry->ifname); + } + this->mutex->unlock(this->mutex); + + return entry != NULL; } METHOD(kernel_net_t, create_address_enumerator, enumerator_t*, |