nsiproxy.sys: Detect PPP interface type from flags on Linux.

VPN interfaces often have ARPHRD_NONE in ifr_hwaddr.sa_data but IFF_POINTOPOINT flag set.

nsiproxy.sys: Detect PPP interface type from flags on Linux.
1ea5d470 · Paul Gofman · Alexandre Julliard · b87ee7d4 · 1ea5d470
Commit 1ea5d470 authored May 23, 2023 by Paul Gofman Committed by Alexandre Julliard May 24, 2023
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ndis.c dlls/nsiproxy.sys/ndis.c +3 -0

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--- a/dlls/nsiproxy.sys/ndis.c
+++ b/dlls/nsiproxy.sys/ndis.c
@@ -170,6 +170,9 @@ static NTSTATUS if_get_physical( const char *name, UINT *type, IF_PHYSICAL_ADDRE
            break;
        }

+    if (*type == MIB_IF_TYPE_OTHER && !ioctl( fd, SIOCGIFFLAGS, &ifr ) && ifr.ifr_flags & IFF_POINTOPOINT)
+        *type = MIB_IF_TYPE_PPP;
+
 err:
    close( fd );
    return ret;