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tlv: it's ok to be odd

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fail if a message type is even and it's not included. otherwise,
continue with the next message type.
This commit is contained in:
lisa neigut
2019-03-24 16:23:34 -07:00
committed by Rusty Russell
parent b89ea071e8
commit d8738452ed
1 changed files with 7 additions and 3 deletions
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10
tools/generate-wire.py
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@@ -863,9 +863,13 @@ tlv__type_impl_fromwire_template = """static struct {tlv_name} *fromwire__{tlv_n
\t\t}}
\t\tswitch((enum {tlv_name}_type)msg_type) {{
{cases}\t\tdefault:
\t\t\t// FIXME: print a warning / message?
\t\t\t*p+= msg_len;
\t\t\tplen -= msg_len;
\t\t\tif (msg_type % 2 == 0) {{ // it's ok to be odd
\t\t\t\tfromwire_fail(p, plen);
\t\t\t\ttal_free({tlv_name});
\t\t\t\treturn NULL;
\t\t\t}}
\t\t\t*p += msg_len;
\t\t\t*plen -= msg_len;
\t\t}}
\t}}
\tif (!*p) {{