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Add fee handling code to Monero

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Updates how change outputs are handled, with a far more logical 
construction offering greater flexibility.

prepare_outputs can not longer error. SignaableTransaction::new will.
This commit is contained in:
Luke Parker
2022-06-19 12:03:01 -04:00
parent 71fca06120
commit f50f249468
11 changed files with 231 additions and 107 deletions
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4
coins/monero/src/serialize.rs
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@@ -4,6 +4,10 @@ use curve25519_dalek::{scalar::Scalar, edwards::{EdwardsPoint, CompressedEdwards
pub const VARINT_CONTINUATION_MASK: u8 = 0b1000_0000;
pub fn varint_len(varint: usize) -> usize {
((usize::try_from(usize::BITS - varint.leading_zeros()).unwrap().saturating_sub(1)) / 7) + 1
}
pub fn write_varint<W: io::Write>(varint: &u64, w: &mut W) -> io::Result<()> {
let mut varint = *varint;
while {