From: JINMEI Tatuya <jinmei@isc.org>
Date: Fri, 20 Jul 2012 16:37:19 +0000 (-0700)
Subject: [2094] make sure small size_t values should fit in 8 bits by assert.
X-Git-Tag: trac2351_base~158^2~16^2~3
X-Git-Url: http://git.ipfire.org/gitweb.cgi?a=commitdiff_plain;h=1d950e29cae11777bc459fcb930acd0a10d0be11;p=thirdparty%2Fkea.git

[2094] make sure small size_t values should fit in 8 bits by assert.
---

diff --git a/src/lib/datasrc/memory/rdata_encoder.cc b/src/lib/datasrc/memory/rdata_encoder.cc
index 21bf6ba0ac..6a32ce911b 100644
--- a/src/lib/datasrc/memory/rdata_encoder.cc
+++ b/src/lib/datasrc/memory/rdata_encoder.cc
@@ -310,9 +310,11 @@ encodeRdata(const rdata::Rdata& rdata, RRClass rrclass, RRType rrtype,
             const LabelSequence labels(name);
             size_t nlen;
             const uint8_t* ndata = labels.getData(&nlen);
+            assert(nlen < 256); // nlen should fit in 8 bits
             size_t olen;
             uint8_t offset_holder[Name::MAX_LABELS];
             labels.getOffsetData(&olen, offset_holder);
+            assert(olen < 256); // olen should fit in 8 bits
             data_result.push_back(nlen);
             data_result.push_back(olen);
             data_result.insert(data_result.end(), ndata, ndata + nlen);