Changeset 16251 in vbox for trunk/src/VBox/Main/linux/NetIfList-linux.cpp

Timestamp:

Jan 27, 2009 9:13:47 AM (16 years ago)

Author:

vboxsync

Message:

HostNetIf API: Fixed UUID generation for host network interfaces on Linux.

File:

• trunk/src/VBox/Main/linux/NetIfList-linux.cpp (modified) (1 diff)

trunk/src/VBox/Main/linux/NetIfList-linux.cpp

@@ -58 +58 @@
                 break;
         }
-        /* Pick up some garbage from stack. */
+        /* Generate UUID from name and MAC address. */
         RTUUID uuid;
-        Assert(sizeof(uuid) <= sizeof(Req));
+        RTUuidClear(&uuid);
+        memcpy(&uuid, Req.ifr_name, RT_MIN(sizeof(Req.ifr_name), sizeof(uuid)));
+        uuid.Gen.u8ClockSeqHiAndReserved = (uuid.Gen.u8ClockSeqHiAndReserved & 0x3f) | 0x80;
+        uuid.Gen.u16TimeHiAndVersion = (uuid.Gen.u16TimeHiAndVersion & 0x0fff) | 0x4000;
         memcpy(uuid.Gen.au8Node, &Req.ifr_hwaddr.sa_data, sizeof(uuid.Gen.au8Node));
         pInfo->Uuid = uuid;
+
         memcpy(&pInfo->MACAddress, Req.ifr_hwaddr.sa_data, sizeof(pInfo->MACAddress));