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Merge pull request #1079 from urbit/eth-rpc-topics

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More accurately represent Ethereum RPC filter topics
This commit is contained in:
Fang 2019-02-22 14:07:56 +01:00 committed by GitHub
commit 04d2117dcd
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GPG Key ID: 4AEE18F83AFDEB23
2 changed files with 58 additions and 31 deletions
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2
sys/vane/jael.hoon
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@ -2121,7 +2121,7 @@
==
=+ cuz=[block-number.place log-index.place]
::
?: =(event.log changed-dns:azimuth-events)
?: =(i.topics.log changed-dns:azimuth-events)
=+ ^- [pri=tape sec=tape ter=tape]
%+ decode-results data.log
~[%string %string %string]

87
sys/zuse.hoon
View File

@ -7329,79 +7329,79 @@
^- (unit (pair ship diff-point))
~? ?=(~ mined.log) %processing-unmined-event
::
?: =(event.log owner-changed)
?: =(i.topics.log owner-changed)
=+ ^- [who=@ wer=address]
(decode-topics topics.log ~[%uint %address])
`[who %owner wer]
::
?: =(event.log activated)
?: =(i.topics.log activated)
=/ who=@
(decode-topics topics.log ~[%uint])
`[who %activated who]
::
?: =(event.log spawned)
?: =(i.topics.log spawned)
=+ ^- [pre=@ who=@]
(decode-topics topics.log ~[%uint %uint])
`[pre %spawned who]
::
?: =(event.log escape-requested)
?: =(i.topics.log escape-requested)
=+ ^- [who=@ wer=@]
(decode-topics topics.log ~[%uint %uint])
`[who %escape `wer]
::
?: =(event.log escape-canceled)
?: =(i.topics.log escape-canceled)
=/ who=@ (decode-topics topics.log ~[%uint])
`[who %escape ~]
::
?: =(event.log escape-accepted)
?: =(i.topics.log escape-accepted)
=+ ^- [who=@ wer=@]
(decode-topics topics.log ~[%uint %uint])
`[who %sponsor & wer]
::
?: =(event.log lost-sponsor)
?: =(i.topics.log lost-sponsor)
=+ ^- [who=@ pos=@]
(decode-topics topics.log ~[%uint %uint])
`[who %sponsor | pos]
::
?: =(event.log changed-keys)
?: =(i.topics.log changed-keys)
=/ who=@ (decode-topics topics.log ~[%uint])
=+ ^- [enc=octs aut=octs sut=@ud rev=@ud]
%+ decode-results data.log
~[[%bytes-n 32] [%bytes-n 32] %uint %uint]
`[who %keys rev (pass-from-eth enc aut sut)]
::
?: =(event.log broke-continuity)
?: =(i.topics.log broke-continuity)
=/ who=@ (decode-topics topics.log ~[%uint])
=/ num=@ (decode-results data.log ~[%uint])
`[who %continuity num]
::
?: =(event.log changed-management-proxy)
?: =(i.topics.log changed-management-proxy)
=+ ^- [who=@ sox=address]
(decode-topics topics.log ~[%uint %address])
`[who %management-proxy sox]
::
?: =(event.log changed-voting-proxy)
?: =(i.topics.log changed-voting-proxy)
=+ ^- [who=@ tox=address]
(decode-topics topics.log ~[%uint %address])
`[who %voting-proxy tox]
::
?: =(event.log changed-spawn-proxy)
?: =(i.topics.log changed-spawn-proxy)
=+ ^- [who=@ sox=address]
(decode-topics topics.log ~[%uint %address])
`[who %spawn-proxy sox]
::
?: =(event.log changed-transfer-proxy)
?: =(i.topics.log changed-transfer-proxy)
=+ ^- [who=@ tox=address]
(decode-topics topics.log ~[%uint %address])
`[who %transfer-proxy tox]
::
:: warn about unimplemented events, but ignore
:: the ones we know are harmless.
~? ?! .= event.log
~? ?! .= i.topics.log
:: OwnershipTransferred(address,address)
0x8be0.079c.5316.5914.1344.cd1f.d0a4.f284.
1949.7f97.22a3.daaf.e3b4.186f.6b64.57e0
[%unimplemented-event event.log]
[%unimplemented-event i.topics.log]
~
::
++ apply-point-diff
@ -7749,11 +7749,12 @@
::
++ decode-topics
:: tox: list of hex words
|* [tox=(list @t) tys=(list etyp)]
=- (decode-arguments - tys)
%+ roll tox
|= [top=@t tos=@t]
(cat 3 tos (rsh 3 2 top))
|* [tox=(lest @ux) tys=(list etyp)]
=- (decode-arguments (crip -) tys)
%+ render-hex-bytes (mul 32 (lent tox))
%+ roll `(list @ux)`tox
|= [top=@ux tos=@]
(cat 8 top tos)
::
++ decode-results
:: rex: string of hex bytes with leading 0x.
@ -7884,14 +7885,14 @@
fro=(unit block)
tob=(unit block)
adr=(list address)
top=(list octs)
top=(list ?(@ux (list @ux)))
==
[%eth-get-filter-logs fid=@ud]
$: %eth-get-logs
fro=(unit block)
tob=(unit block)
adr=(list address)
top=(list octs)
top=(list ?(@ux (list @ux)))
==
[%eth-get-filter-changes fid=@ud]
[%eth-send-raw-transaction dat=@ux]
@ -7920,8 +7921,16 @@
::
address=@ux
data=@t
event=@ux
topics=(list @t)
:: event data
::
:: For standard events, the first topic is the event signature
:: hash. For anonymous events, the first topic is the first
:: indexed argument.
:: Note that this does not support the "anonymous event with
:: zero topics" case. This has dubious usability, and using
:: +lest instead of +list saves a lot of ?~ checks.
::
topics=(lest @ux)
==
::
:: data for eth_call.
@ -8031,8 +8040,8 @@
(turn adr.req (cork address-to-hex tape))
::
?~ top.req ~
:^ ~ 'topics' %a
(turn `(list octs)`top.req :(cork render-hex-bytes prefix-hex tape))
:+ ~ 'topics'
(topics-to-json top.req)
==
::
%eth-get-filter-logs
@ -8058,8 +8067,8 @@
(turn adr.req (cork address-to-hex tape))
::
?~ top.req ~
:^ ~ 'topics' %a
(turn `(list octs)`top.req :(cork render-hex-bytes prefix-hex tape))
:+ ~ 'topics'
(topics-to-json top.req)
==
::
%eth-get-filter-changes
@ -8102,6 +8111,23 @@
%label s+l.dob
==
::
++ topics-to-json
|= tos=(list ?(@ux (list @ux)))
^- json
:- %a
=/ ttj
;: cork
(cury render-hex-bytes 32)
prefix-hex
tape:enjs:format
==
%+ turn tos
|= t=?(@ (list @))
?@ t
?: =(0 t) ~
(ttj `@`t)
a+(turn t ttj)
::
:: parsing responses
::
::TODO ++ parse-response |= json ^- response
@ -8141,11 +8167,12 @@
address+(cu hex-to-num so)
data+so
::
::TODO doesn't account for the anonymous event case, which has no hash.
=- topics+(cu - (ar so))
|= r=(list @t)
^- (lest @ux)
?> ?=([@t *] r)
[(hex-to-num i.r) t.r]
:- (hex-to-num i.r)
(turn t.r hex-to-num)
==
--
::