major overhaul for thread-safety - many global variables and static

[xonotic/darkplaces.git] / lhnet.c

diff --git a/lhnet.c b/lhnet.c
index 7f9664c05da90dc410509fd7b983224af87579a7..cb87b6d319e2ae866f94ca9bf11d1856120aa9cd 100644 (file)
--- a/lhnet.c
+++ b/lhnet.c
@@ -612,7 +612,7 @@ int LHNETADDRESS_GetAddressType(const lhnetaddress_t *address)
                return LHNETADDRESSTYPE_NONE;
 }
 
-const char *LHNETADDRESS_GetInterfaceName(const lhnetaddress_t *vaddress)
+const char *LHNETADDRESS_GetInterfaceName(const lhnetaddress_t *vaddress, char *ifname, size_t ifnamelength)
 {
 #ifdef SUPPORTIPV6
        lhnetaddressnative_t *address = (lhnetaddressnative_t *)vaddress;
@@ -621,8 +621,6 @@ const char *LHNETADDRESS_GetInterfaceName(const lhnetaddress_t *vaddress)
        {
 #ifndef _WIN32
 
-               static char ifname [IF_NAMESIZE];
-               
                if (if_indextoname(address->addr.in6.sin6_scope_id, ifname) == ifname)
                        return ifname;
 
@@ -631,9 +629,7 @@ const char *LHNETADDRESS_GetInterfaceName(const lhnetaddress_t *vaddress)
                // The Win32 API doesn't have if_indextoname() until Windows Vista,
                // but luckily it just uses the interface ID as the interface name
 
-               static char ifname [16];
-
-               if (dpsnprintf(ifname, sizeof(ifname), "%lu", address->addr.in6.sin6_scope_id) > 0)
+               if (dpsnprintf(ifname, ifnamelength, "%lu", address->addr.in6.sin6_scope_id) > 0)
                        return ifname;
 
 #endif