diff options
Diffstat (limited to 'tools/certtools.py')
| -rw-r--r-- | tools/certtools.py | 13 |
1 files changed, 11 insertions, 2 deletions
diff --git a/tools/certtools.py b/tools/certtools.py index e1ca57a..f6c1cd9 100644 --- a/tools/certtools.py +++ b/tools/certtools.py @@ -138,6 +138,10 @@ def get_entries(baseurl, start, end): print "ERROR:", e.read() sys.exit(1) +def extract_precertificate(precert_chain_entry): + (precert, certchain) = unpack_tls_array(precert_chain_entry, 3) + return (precert, certchain) + def decode_certificate_chain(packed_certchain): (unpacked_certchain, rest) = unpack_tls_array(packed_certchain, 3) assert len(rest) == 0 @@ -235,8 +239,13 @@ def unpack_mtl(merkle_tree_leaf): leaf_type = merkle_tree_leaf[1:2] timestamped_entry = merkle_tree_leaf[2:] (timestamp, entry_type) = struct.unpack(">QH", timestamped_entry[0:10]) - (leafcert, rest_entry) = unpack_tls_array(timestamped_entry[10:], 3) - return (leafcert, timestamp) + if entry_type == 0: + issuer_key_hash = None + (leafcert, rest_entry) = unpack_tls_array(timestamped_entry[10:], 3) + elif entry_type == 1: + issuer_key_hash = timestamped_entry[10:42] + (leafcert, rest_entry) = unpack_tls_array(timestamped_entry[42:], 3) + return (leafcert, timestamp, issuer_key_hash) def get_leaf_hash(merkle_tree_leaf): leaf_hash = hashlib.sha256() |