core-lightning/wire/tlvstream.c
Christian Decker 1b32cc1c73 wire: Add a function to serialize a raw set of TLV fields
The generated wrappers will ignore the raw fields and will only consider the
shortcut fields. This function takes the raw fields and serializes them
instead.
2020-04-16 18:03:35 +09:30

22 lines
479 B
C

#include <wire/tlvstream.h>
#include <wire/wire.h>
void towire_tlvstream_raw(u8 **pptr, const struct tlv_field *fields)
{
if (!fields)
return;
for (size_t i = 0; i < tal_count(fields); i++) {
const struct tlv_field *field = &fields[i];
/* BOLT #1:
*
* The sending node:
...
* - MUST minimally encode `type` and `length`.
*/
towire_bigsize(pptr, field->numtype);
towire_bigsize(pptr, field->length);
towire(pptr, field->value, field->length);
}
}