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Rusty Russell
fd370075f2 state: use STATE_INIT and separate inputs to decide on anchor. 
This is conceptually cleaner, especially since it means we're running
a command until we're set up (which prevents other commands, so no
special case needed).

Signed-off-by: Rusty Russell <rusty@rustcorp.com.au>
 2016-01-22 06:41:46 +10:30
Rusty Russell
e5e58eeb00 state.c: fix assertion. 
They work on current state values, but they're wrong: use macros to
make it clearer.

Signed-off-by: Rusty Russell <rusty@rustcorp.com.au>
 2016-01-22 06:41:46 +10:30
Rusty Russell
caa27f1d93 names.h/names.c: wrappers to get name for states/inputs. 
Signed-off-by: Rusty Russell <rusty@rustcorp.com.au>
 2016-01-22 06:41:46 +10:30
Rusty Russell
e6dfff3ba8 licensing: Make license explicit. 
Note that we're BSD-MIT but some of the ccan modules are different
licenses.

Signed-off-by: Rusty Russell <rusty@rustcorp.com.au>
 2016-01-22 06:41:46 +10:30
Rusty Russell
7cf786f1f4 pull_bitcoin_tx: allocate outputs off tx itself. 
All the members of the transaction should be allocated off the
transaction, as they have the same lifetime.

Signed-off-by: Rusty Russell <rusty@rustcorp.com.au>
 2016-01-22 06:41:46 +10:30
Rusty Russell
3a803eefbb bitcoin/tx: move bitcoin_tx_from_file() to test-cli, expose bitcoin_tx_from_hex() 
Signed-off-by: Rusty Russell <rusty@rustcorp.com.au>
 2016-01-22 06:41:46 +10:30
Rusty Russell
04fd2c861f bitcoin/base58: p2sh address support. 
Signed-off-by: Rusty Russell <rusty@rustcorp.com.au>
 2016-01-22 06:41:46 +10:30
Rusty Russell
2516a187bc test-cli: use OpenChannel__AnchorOffer instead of book for open_channel_pkt() 
Clearer by being more explicit.

Signed-off-by: Rusty Russell <rusty@rustcorp.com.au>
 2016-01-22 06:41:46 +10:30
Rusty Russell
08367f8716 state: order headers correctly. 
make check-source will complain once we include state.c.

Signed-off-by: Rusty Russell <rusty@rustcorp.com.au>
 2016-01-22 06:41:46 +10:30
Rusty Russell
bbd9d4aa01 state: inline input_is_pkt(). 
Signed-off-by: Rusty Russell <rusty@rustcorp.com.au>
 2016-01-22 06:41:46 +10:30
Rusty Russell
15c5fca876 state: take struct peer instead of struct state_data. 
Just a name change for the test code, but this is what we'll be using
for the daemon.

Signed-off-by: Rusty Russell <rusty@rustcorp.com.au>
 2016-01-22 06:41:45 +10:30
Rusty Russell
2c356fde55 state: remove unnecessary set_errpkt() helper. 
This was needed when idata->pkt wasn't a tal pointer, for testing,
but now it always is anyway.

Signed-off-by: Rusty Russell <rusty@rustcorp.com.au>
 2016-01-22 06:41:45 +10:30
Rusty Russell
85f4a7cf14 state: simplify effect. 
Make it a linked list of effects, rather than one big union.

Signed-off-by: Rusty Russell <rusty@rustcorp.com.au>
 2016-01-22 06:41:45 +10:30
Rusty Russell
4d22b4e3eb pkt_open: use flag to indicate whether packet will offer anchor. 
Signed-off-by: Rusty Russell <rusty@rustcorp.com.au>
 2016-01-22 06:41:45 +10:30
Rusty Russell
93b5db89a8 signature: expose check_signed_hash() 
This is wanted for crypto communications to check signature.

Signed-off-by: Rusty Russell <rusty@rustcorp.com.au>
 2016-01-22 06:41:45 +10:30
Rusty Russell
888389e625 ccan: update and add more. 
We need the following additional modules for the daemon:
	io, time, timer, pipecmd

Signed-off-by: Rusty Russell <rusty@rustcorp.com.au>
 2016-01-22 06:41:45 +10:30
Rusty Russell
906a5e4a32 Move pkt.c into test-cli. 
We use cryptopkt for normal cases.

Signed-off-by: Rusty Russell <rusty@rustcorp.com.au>
 2016-01-22 06:41:45 +10:30
Rusty Russell
b312114719 pkt: don't convert endian on header. 
This is now only used for internal tests, so endian conversion is overkill.

Signed-off-by: Rusty Russell <rusty@rustcorp.com.au>
 2016-01-22 06:41:45 +10:30
Rusty Russell
a38d0c985e Makefile: more fascist warnings. 
Signed-off-by: Rusty Russell <rusty@rustcorp.com.au>
 2016-01-22 06:41:37 +10:30
Rusty Russell
4163935bbb ccan: import time module. 
Signed-off-by: Rusty Russell <rusty@rustcorp.com.au>
 2016-01-22 06:38:09 +10:30
Rusty Russell
e97e8988f8 ccan: import isaac and dependencies. 
We could probably just use Openssl's RAND_pseudo_bytes, but this gives
a nice interface to get a number between 1 and N.

Signed-off-by: Rusty Russell <rusty@rustcorp.com.au>
 2016-01-22 06:38:09 +10:30
Rusty Russell
4795a4d46f Makefile: sanity check source and makefile 
This enforces the include order implemented by the previous patch, and
also make sure we haven't missed any headers.

Signed-off-by: Rusty Russell <rusty@rustcorp.com.au>
 2016-01-22 06:38:09 +10:30
Rusty Russell
9ebbe16b1e source cleanup: sort include lines into alpha order 
This makes merging easier in future.

Signed-off-by: Rusty Russell <rusty@rustcorp.com.au>
 2016-01-22 06:38:08 +10:30
Rusty Russell
d733e82352 header cleanup: sort include lines into alpha order, after config.h 
This makes merging easier in future.

Signed-off-by: Rusty Russell <rusty@rustcorp.com.au>
 2016-01-22 06:38:08 +10:30
Rusty Russell
4dafeba857 Makefile: depend on headers. 
A halfway house between the horror of dynamic generation and the fail of
making everything depend on every header.

Signed-off-by: Rusty Russell <rusty@rustcorp.com.au>
 2016-01-22 06:38:08 +10:30
Rusty Russell
ffe20fb2ae bitcoin: add OP_CHECKLOCKTIMEVERIFY support (BIP65) 
No need to use noops now that BIP65 is active.

Signed-off-by: Rusty Russell <rusty@rustcorp.com.au>
 2016-01-22 06:38:08 +10:30
Rusty Russell
aeedafc20f Switch to bitcoind by default. 
I haven't implemented getting transactions from alphad (it needs the values
for the inputs, too), so switch to bitcoind.

Signed-off-by: Rusty Russell <rusty@rustcorp.com.au>
 2016-01-22 06:38:08 +10:30
Rusty Russell
e272d759a5 Force -walletbroadcast=1 for tests. 
Since lightningd wants walletbroadcast=0, override it on cmdline.

Signed-off-by: Rusty Russell <rusty@rustcorp.com.au>
 2016-01-22 06:38:08 +10:30
Rusty Russell
2e873af86f locktime: complete the set of conversion functions. 
And add protobuf_convert helpers, too.

Signed-off-by: Rusty Russell <rusty@rustcorp.com.au>
 2016-01-22 06:38:08 +10:30
Rusty Russell
4b02c6f558 locktime: nice abstractions for absolute and relative locktimes. 
I got confused navigating these, especially since Alpha and Bitcoin
have diverged (BIP68 was proposed after Elements Alpha).

Signed-off-by: Rusty Russell <rusty@rustcorp.com.au>
 2016-01-22 06:38:08 +10:30
Rusty Russell
4c42930940 bitcoin/tx, protobuf_convert: support BIP68 as implemented. 
The format for both the nSequence field and the stack arg for
OP_CHECKSEQUENCEVERIFY is either:

  Time-relative:	[Bit 22 = 1] 00000 <time-shifted-by-9>
  Block-relative:	[Bit 22 = 0] 00000 <number of blocks>

Signed-off-by: Rusty Russell <rusty@rustcorp.com.au>
 2016-01-22 06:38:08 +10:30
Rusty Russell
f710ba7c37 scripts/test.sh: boost CSV time to 512 seconds. 
As per BIP68, that's the minimum.

Signed-off-by: Rusty Russell <rusty@rustcorp.com.au>
 2016-01-22 06:38:08 +10:30
Rusty Russell
4e23f9916d script: encode numbers minimally. 
This happens for CSV, for example (3-byte encoding), and bitcoind treats
too-long encodings as non-standard.

Signed-off-by: Rusty Russell <rusty@rustcorp.com.au>
 2016-01-22 06:38:08 +10:30
Rusty Russell
0ef2b9a32e test-cli: fix htlc balance on fulfill, and add assert that total is invariant. 
Signed-off-by: Rusty Russell <rusty@rustcorp.com.au>
 2016-01-22 06:38:08 +10:30
Rusty Russell
deb2e7b654 daemon/jsmn: Add submodule for jsmn. 
Signed-off-by: Rusty Russell <rusty@rustcorp.com.au>
 2016-01-22 06:37:13 +10:30
Rusty Russell
45e0ab11ff Merge branch 'onion' 2016-01-22 06:35:11 +10:30
Rusty Russell
5de21f80de Regenerate PDF. 
Signed-off-by: Rusty Russell <rusty@rustcorp.com.au>
 2015-11-20 06:45:19 +10:30
Douglas Roark
6394d2de16 Minor "Reaching the Ground With Lightning" fixes. 
- Added a reference to BIP112 and to the deployment of BIP68.
- Minor typo, grammar and formatting fixes.
 2015-11-18 09:54:41 +10:30
Rusty Russell
6b2d844f2a bitcoin: use ccan/mem instead of rolling own check_mem function. 
Reported-by: John Newbery
Signed-off-by: Rusty Russell <rusty@rustcorp.com.au>
 2015-10-26 21:06:23 +10:30
Rusty Russell
be58e45ee4 README.md: A few more details about what we're doing. 
Signed-off-by: Rusty Russell <rusty@rustcorp.com.au>
 2015-10-24 14:41:10 +10:30
Rusty Russell
2ab9e3bd7f doc/deployable-lightning: corrections and fixes. 
1) Note incorrect label in txs in Fig1 of LN paper.
2) "an atomic-swap an on-chain.." -> "an atomic-swap *to* an on-chain"
3) "By using a dual anchor and escape transactions" -> "By using a rebalanced single anchor"
4) References to appendices fixed.
5) Move escape transaction scripts out to escape appendix.
6) Fix URL in bibliography (missing comma).

Reported-by: John Newbery
Closes: #11
Closes: #12
Reported-by:
Signed-off-by: Rusty Russell <rusty@rustcorp.com.au>
 2015-10-19 10:54:49 +10:30
Rusty Russell
57f0c3b38c test-cli/scripts: use setmocktime. 
TIL about setmocktime.

Suggested-by: Gavin <gavinandresen@gmail.com>
Signed-off-by: Rusty Russell <rusty@rustcorp.com.au>
 2015-10-16 11:59:45 +10:30
Rusty Russell
32fe988fe8 bitcoin: signature fixes. 
The libsecp change broke signature checking.  Disable it for now,
with a big FIXME.  The next version should have a method for S value
checking, and also compact serialization.

Signed-off-by: Rusty Russell <rusty@rustcorp.com.au>
 2015-10-12 10:45:02 +10:30
Anthony Towns
cadaa348e3 test_onion.py: drop repeated sha calculation 2015-10-07 13:22:44 +10:00
Rusty Russell
beb702054b test_onion: minor protocol change; use single SHA to create both IVs. 
Suggested-by: Anthony Towns <aj@erisian.com.au>
Signed-off-by: Rusty Russell <rusty@rustcorp.com.au>
 2015-10-07 13:08:04 +10:30
Rusty Russell
0c4eb06e26 test_onion: remove gratuitous dynamic alloc, cleanup on exit. 
We skipped freeing the context in the too-many-hops case.

Signed-off-by: Rusty Russell <rusty@rustcorp.com.au>
 2015-10-07 12:34:45 +10:30
Rusty Russell
064cf6cc39 test/onion_key: code cleanup. 
Use ccan/opt, make arguments bool, remove commented-out code.

Signed-off-by: Rusty Russell <rusty@rustcorp.com.au>
 2015-10-07 12:05:14 +10:30
Anthony Towns
b66852f1ab Makefile: add python onion tests 2015-10-06 23:49:52 +10:00
Anthony Towns
626be23180 test_onion.py: control generate/decode from command line 2015-10-06 23:49:52 +10:00
Anthony Towns
beafbe1c19 test_onion.c: generate message predictably 
Generate sample encrypted payload based on actual pubkey, not
libsecp256k1's internal representation of the pubkey.
 2015-10-06 23:49:52 +10:00