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ccan: update to faster and correct crc32c implementation.

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I decided to try a faster implementation, only to find our crc32c was
not correct!  Ouch.

I removed the crc32c functions from ccan/crc, and added a new crc32c
module which has the Mark Adler x86-64-optimized variants.

We bump gossip_store version again, since csums have changed.

Signed-off-by: Rusty Russell <rusty@rustcorp.com.au>
This commit is contained in:
Rusty Russell
2019-06-11 15:00:54 +09:30
parent 7ce4fcd983
commit 0d2a4830ed
22 changed files with 808 additions and 697 deletions
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10
tests/test_gossip.py
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@@ -861,24 +861,24 @@ def test_gossip_store_load(node_factory):
"""Make sure we can read canned gossip store"""
l1 = node_factory.get_node(start=False)
with open(os.path.join(l1.daemon.lightning_dir, 'gossip_store'), 'wb') as f:
f.write(bytearray.fromhex("06" # GOSSIP_STORE_VERSION
f.write(bytearray.fromhex("07" # GOSSIP_STORE_VERSION
"000001b0" # len
"dc5bef89" # csum
"fea676e8" # csum
"5b8d9b44" # timestamp
"0100" # WIRE_CHANNEL_ANNOUNCEMENT
"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"
"0000000a" # len
"7a0168df" # csum
"99dc98b4" # csum
"00000000" # timestamp
"1005" # WIRE_GOSSIP_STORE_CHANNEL_AMOUNT
"0000000001000000"
"00000082" # len
"389dc73e" # csum
"fd421aeb" # csum
"5b8d9b44" # timestamp
"0102" # WIRE_CHANNEL_UPDATE
"1ea7c2eadf8a29eb8690511a519b5656e29aa0a853771c4e38e65c5abf43d907295a915e69e451f4c7a0c3dc13dd943cfbe3ae88c0b96667cd7d58955dbfedcf43497fd7f826957108f4a30fd9cec3aeba79972084e90ead01ea33090000000013a63c0000b500015b8d9b440000009000000000000003e8000003e800000001"
"00000095" # len
"ba5693e3" # csum
"f036515e" # csum
"5aab817c" # timestamp
"0101" # WIRE_NODE_ANNOUNCEMENT
"cf5d870bc7ecabcb7cd16898ef66891e5f0c6c5851bd85b670f03d325bc44d7544d367cd852e18ec03f7f4ff369b06860a3b12b07b29f36fb318ca11348bf8ec00005aab817c03f113414ebdc6c1fb0f33c99cd5a1d09dd79e7fdf2468cf1fe1af6674361695d23974b250757a7a6c6549544300000000000000000000000000000000000000000000000007010566933e2607"))