Re: truncating unsigned value to 32 bits

>>>>> On Mon, 28 Nov 2005 14:33:27 -0800 (PST), Stuart Kendrick <[email protected]> said:

Stuart> "truncating unsigned value to 32 bits"

Stuart> when i grab this one particular variable, i see the above
Stuart> warning.  

Stuart> what does it mean?

It means someone broke the counter64 parsing code.

Try the following patch to snmplib/asn1.c:

Index: asn1.c
===================================================================
RCS file: /cvsroot/net-snmp/net-snmp/snmplib/asn1.c,v
retrieving revision 5.14
diff -u -p -r5.14 asn1.c
--- asn1.c      12 Oct 2005 10:28:37 -0000      5.14
+++ asn1.c      29 Nov 2005 17:49:10 -0000
@@ -1827,7 +1827,7 @@ asn_parse_unsigned_int64(u_char * data,

     while (asn_length--) {
         high = (high << 8) | ((low & 0xFF000000) >> 24);
-        low = (low << 8) | *bufp++;
+        low = ((low & 0x00FFFFFF) << 8) | *bufp++;
     }

     CHECK_OVERFLOW_U(high,6);


-- 
Wes Hardaker
Sparta, Inc.


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