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validate XLCT tag in client hello

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fixes #363
This commit is contained in:
Marten Seemann
2017-01-04 11:41:43 +07:00
parent 98ff7ccb50
commit 863467f344
4 changed files with 79 additions and 9 deletions
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5
crypto/cert_compression.go
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@@ -41,7 +41,7 @@ func compressChain(chain [][]byte, pCommonSetHashes, pCachedHashes []byte) ([]by
chainHashes := make([]uint64, len(chain))
for i := range chain {
chainHashes[i] = hashCert(chain[i])
chainHashes[i] = HashCert(chain[i])
}
entries := buildEntries(chain, chainHashes, cachedHashes, setHashes)
@@ -149,7 +149,8 @@ func splitHashes(hashes []byte) ([]uint64, error) {
return res, nil
}
func hashCert(cert []byte) uint64 {
// HashCert calculates the FNV1a hash of a certificate
func HashCert(cert []byte) uint64 {
h := fnv.New64a()
h.Write(cert)
return h.Sum64()