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Remove signature leaking.

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Alpha has segregated witnesses, so txid doesn't include the inputs.
That means we can create the first commit transaction before we sign
the anchor tx.

Bitcoin will need to do this differently: presumbly via new sipops
(a OP_CHECKSIG2VERIFY I imagine).

Signed-off-by: Rusty Russell <rusty@rustcorp.com.au>
This commit is contained in:
Rusty Russell
2015-07-03 14:00:54 +09:30
parent 69b2690ecb
commit a663dc322c
12 changed files with 36 additions and 246 deletions
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4
Makefile
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@@ -8,7 +8,7 @@ FEATURES := -DHAS_CSV=1 -DALPHA_TXSTYLE=1 -DUSE_SCHNORR=1
# Bitcoin uses DER for signatures
#FEATURES := -DSCRIPTS_USE_DER
PROGRAMS := test-cli/open-channel test-cli/open-anchor-scriptsigs test-cli/leak-anchor-sigs test-cli/open-commit-sig test-cli/check-commit-sig test-cli/check-anchor-scriptsigs test-cli/get-anchor-depth test-cli/create-steal-tx test-cli/create-commit-spend-tx test-cli/close-channel test-cli/create-close-tx test-cli/update-channel test-cli/update-channel-accept test-cli/update-channel-signature test-cli/update-channel-complete test-cli/create-commit-tx
PROGRAMS := test-cli/open-channel test-cli/open-anchor-scriptsigs test-cli/open-commit-sig test-cli/check-commit-sig test-cli/check-anchor-scriptsigs test-cli/get-anchor-depth test-cli/create-steal-tx test-cli/create-commit-spend-tx test-cli/close-channel test-cli/create-close-tx test-cli/update-channel test-cli/update-channel-accept test-cli/update-channel-signature test-cli/update-channel-complete test-cli/create-commit-tx
BITCOIN_OBJS := bitcoin/address.o bitcoin/base58.o bitcoin/pubkey.o bitcoin/script.o bitcoin/shadouble.o bitcoin/signature.o bitcoin/tx.o
@@ -50,7 +50,7 @@ distclean: clean
$(RM) lightning.pb-c.c lightning.pb-c.h ccan/config.h
clean:
$(RM) $(PROGRAMS)
$(RM) $(PROGRAMS) test-cli/leak-anchor-sigs
$(RM) bitcoin/*.o *.o $(CCAN_OBJS)
ccan-tal.o: $(CCANDIR)/ccan/tal/tal.c