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cryptomsg: wording fix with update to latest BOLT.

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Signed-off-by: Rusty Russell <rusty@rustcorp.com.au>
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Rusty Russell 2017-02-21 15:15:28 +10:30
parent f7cc079221
commit 35909ba94a
1 changed files with 3 additions and 1 deletions
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4
lightningd/cryptomsg.c
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@ -229,7 +229,9 @@ struct io_plan *peer_write_message(struct io_conn *conn,
*
* * Encrypt `l` using `ChaChaPoly-1305`, `sn`, and `sk` to obtain `lc`
* (`18-bytes`)
* * The nonce `sn` is encoded as a 96-bit big-endian number.
* * The nonce `sn` is encoded as a 96-bit little-endian number.
* As our decoded nonces a 64-bit, we encode the 96-bit nonce as
* follows: 32-bits of leading zeroes followed by a 64-bit value.
* * The nonce `sn` MUST be incremented after this step.
* * A zero-length byte slice is to be passed as the AD
*/