f7f7f3f1bb
check-anchor-scriptsigs: don't require txs.
It's convenient to double-check that commit txs spend anchor, but it's
misleading since we wouldn't have access to the other side's tx, and
in practice we wouldn't even sign ours until we need it.
Signed-off-by: Rusty Russell <rusty@rustcorp.com.au>
10 years ago
8516798645
signature: fix signatures for p2sh inputs.
The subscript in this case is the redeemscript, not the input script.
Signed-off-by: Rusty Russell <rusty@rustcorp.com.au>
10 years ago
cbad9a1fa5
bitcoin_script: remember to push extra 0 for OP_CHECKMULTISIG.
Signed-off-by: Rusty Russell <rusty@rustcorp.com.au>
10 years ago
769d2fd722
bitcoin_script: fix out-by-one error in multisig.
Was using 3 instead of 2. OP_LITERAL() was a bad idea anyway,
as it would only handle numbers up to 16 (and we use 32).
Signed-off-by: Rusty Russell <rusty@rustcorp.com.au>
10 years ago
17c56a8cfc
Fix DER encoding.
Signed-off-by: Rusty Russell <rusty@rustcorp.com.au>
10 years ago
623c6562af
Makefile: add TAGS target.
Signed-off-by: Rusty Russell <rusty@rustcorp.com.au>
10 years ago
abac31072e
open-anchor-scriptsig: use pubkey, not addr in scriptsig.
Oops.
Signed-off-by: Rusty Russell <rusty@rustcorp.com.au>
10 years ago
50609c6771
open-channel: expect hex txids to be in LE (ie. reversed!) order.
Signed-off-by: Rusty Russell <rusty@rustcorp.com.au>
10 years ago
3ed87c5e6f
anchor: fix anchor production for RIPEMD hash.
Signed-off-by: Rusty Russell <rusty@rustcorp.com.au>
10 years ago
617d21eb43
check-anchor-scriptsigs: dump out anchor tx if scriptsigs make expected tx.
Signed-off-by: Rusty Russell <rusty@rustcorp.com.au>
10 years ago
a6d1c65683
Use new opt_usage_exit_fail().
opt_usage_and_exit() exits with status 0, and prints to stdout.
This exits status 1 and prints to stderr.
Signed-off-by: Rusty Russell <rusty@rustcorp.com.au>
10 years ago
67f98fe6b6
Rename "anchor sig" to "anchor scriptsigs" to be clearer.
Signed-off-by: Rusty Russell <rusty@rustcorp.com.au>
10 years ago
cf333e45e1
Fix thinko: open-commit-sig needs to sign *their* commit tx.
And check-commit-sig needs to check it against ours.
Signed-off-by: Rusty Russell <rusty@rustcorp.com.au>
10 years ago
fe4972fda1
Anchor: apply permutation to get txid.
Otherwise both sides create different anchors.
Signed-off-by: Rusty Russell <rusty@rustcorp.com.au>
10 years ago
c291d19af6
Add check-commit-sig.
Signed-off-by: Rusty Russell <rusty@rustcorp.com.au>
10 years ago
316f29cb69
bitcoin_script: wean entirely off protobuf types.
Signed-off-by: Rusty Russell <rusty@rustcorp.com.au>
10 years ago
f911b2b6df
Use pubkey structures in bitcoin_script, rather than protobufs.
This ensures we do checking beforehand, and keeps abstractions clear.
Signed-off-by: Rusty Russell <rusty@rustcorp.com.au>
10 years ago
bd38003db6
Add function to linearize tx into bytes, by generalizing hash code.
Signed-off-by: Rusty Russell <rusty@rustcorp.com.au>
10 years ago
393400fa39
Make an explicit bitcoin_txid() call.
Neater than open-coding it. We still need the raw version for
signatures though.
Signed-off-by: Rusty Russell <rusty@rustcorp.com.au>
10 years ago
07c7214edb
Explicit pubkey structure.
This checks that the protobuf is the right form, also handles uncompressed
keys (though you shouldn't be using those any more, should you?)
Signed-off-by: Rusty Russell <rusty@rustcorp.com.au>
10 years ago
7c977a7633
Move signature <-> proto conversions to signature.c, check lower bit.
Make sure signature can be used by bitcoin.
Signed-off-by: Rusty Russell <rusty@rustcorp.com.au>
10 years ago
eec612af9f
Use raw 64-byte signatures in protocol.
DER encoding introduces problems for non-canonical encodings; we should
do that only at the lightning<->bitcoin interface.
Signed-off-by: Rusty Russell <rusty@rustcorp.com.au>
10 years ago
64b443dcd9
Add doubts on me & you sig on commit transaction.
Signed-off-by: Rusty Russell <rusty@rustcorp.com.au>
10 years ago
c04d20e019
commit_tx: new file containing logic to create initial commitment transaction.
Signed-off-by: Rusty Russell <rusty@rustcorp.com.au>
10 years ago
bf38ca052e
open-commit-sig: create signature for commit tx.
Signed-off-by: Rusty Russell <rusty@rustcorp.com.au>
10 years ago
63986e5b2d
Rename perturb to permute.
Perturb is a bit stretched for this, permute is better.
Signed-off-by: Rusty Russell <rusty@rustcorp.com.au>
10 years ago
8d31902785
Remove locktime-in-blocks option.
Needless complexity, AFAICT.
Signed-off-by: Rusty Russell <rusty@rustcorp.com.au>
10 years ago
949c8c8d67
Fix redeem-2of2 script.
Signed-off-by: Rusty Russell <rusty@rustcorp.com.au>
10 years ago
3a62a9172d
Create bitcoin_tx helper.
Signed-off-by: Rusty Russell <rusty@rustcorp.com.au>
10 years ago
f43cdf085a
Move anchor creation out into its own file.
Signed-off-by: Rusty Russell <rusty@rustcorp.com.au>
10 years ago
8ff6b74e05
open-channel: restore the --commitment-fee option.
Signed-off-by: Rusty Russell <rusty@rustcorp.com.au>
10 years ago
10133575b9
leak-anchor-sigs: the horrible hack until we have normalized txs.
Signed-off-by: Rusty Russell <rusty@rustcorp.com.au>
10 years ago
670670f138
open-anchor-sig, many fixes for open-channel.
Signed-off-by: Rusty Russell <rusty@rustcorp.com.au>
10 years ago
c46842e0ba
shadouble: update for ccan/crypto/sha256 changes.
Signed-off-by: Rusty Russell <rusty@rustcorp.com.au>
10 years ago
94254e7c3f
open_channel: say what version txs we'll create.
Signed-off-by: Rusty Russell <rusty@rustcorp.com.au>
10 years ago
81ac81e699
Rename openchannel to open-channel.
Since I'm about to write create-anchor, which definitely needs a separator.
Signed-off-by: Rusty Russell <rusty@rustcorp.com.au>
10 years ago
1c4fdce514
Initial silly cmdline util to create an openchannel packet.
Signed-off-by: Rusty Russell <rusty@rustcorp.com.au>
10 years ago
Rusty Russell