mirror of
https://github.com/oxen-io/lokinet
synced 2023-12-14 06:53:00 +01:00
36 lines
771 B
C++
36 lines
771 B
C++
#include "net.hpp"
|
|
#include "str.hpp"
|
|
|
|
#include <ifaddrs.h>
|
|
#include <arpa/inet.h>
|
|
|
|
namespace llarp
|
|
{
|
|
namespace net
|
|
{
|
|
bool GetIfAddr(const std::string & ifname, int af, sockaddr * addr)
|
|
{
|
|
ifaddrs * ifa = nullptr;
|
|
bool found = false;
|
|
socklen_t sl = sizeof(sockaddr_in6);
|
|
if(af == AF_INET)
|
|
sl = sizeof(sockaddr_in);
|
|
|
|
if(getifaddrs(&ifa) == -1)
|
|
return false;
|
|
ifaddrs * i = ifa;
|
|
while(i)
|
|
{
|
|
if(llarp::StrEq(i->ifa_name, ifname.c_str()) && i->ifa_addr && i->ifa_addr->sa_family == af)
|
|
{
|
|
memcpy(addr, i->ifa_addr, sl);
|
|
found = true;
|
|
break;
|
|
}
|
|
i = i->ifa_next;
|
|
}
|
|
if(ifa) freeifaddrs(ifa);
|
|
return found;
|
|
}
|
|
}
|
|
}
|