Changeset 1596

Timestamp:

10/31/08 19:30:51 (2 months ago)

Author:

peet

Message:

netlink error messages handling

Files:

• branches/0.4.7/lib/cxnet/cxnet/netlink/generic.py (modified) (3 diffs)

branches/0.4.7/lib/cxnet/cxnet/netlink/generic.py

@@ -96 +96 @@
-# 8<--------------------------------------------------------
-
-
-class nlmsghdr(Structure):
-        """
@@ -116 +115 @@
-                ("hdr",                 nlmsghdr),
-                ("data",                c_byte * NLMSG_MAX_LEN),
+        ]
+
+class nlmsgerr(Structure):
+        """
+        Error message structure
+        """
+        _fields_ = [
+                ("code",                cx_int),
+                ("hdr",                 nlmsghdr),
-        ]
-
@@ -167 +175 @@
-                if l == -1:
-                        msg = None
+                else:
+                        if (msg.hdr.type == NLMSG_NOOP):
+                                msg = None
+                        elif (msg.hdr.type == NLMSG_ERROR):
+                                error = nlmsgerr.from_address(addressof(msg.data))
+                                raise Exception("Netlink error %i" % (error.code))
-
-                return (l,msg)