mirror of
https://github.com/btcsuite/btcd.git
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Merge pull request #2075 from Roasbeef/btcutil-psbt-update-dec-2023
multi: update main package and btcutil to chainhash/v1.1.0, use optimized dsha256
This commit is contained in:
Olaoluwa Osuntokun
GitHub
commit
0d666ff7ce
@ -7,6 +7,7 @@ package blockchain
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import (
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"bytes"
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"fmt"
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"io"
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"math"
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"github.com/btcsuite/btcd/btcutil"
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@ -64,7 +65,10 @@ func HashMerkleBranches(left, right *chainhash.Hash) chainhash.Hash {
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copy(hash[:chainhash.HashSize], left[:])
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copy(hash[chainhash.HashSize:], right[:])
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return chainhash.DoubleHashH(hash[:])
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return chainhash.DoubleHashRaw(func(w io.Writer) error {
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_, err := w.Write(hash[:])
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return err
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})
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}
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// BuildMerkleTreeStore creates a merkle tree from a slice of transactions,
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@ -3,9 +3,9 @@ module github.com/btcsuite/btcd/btcutil/psbt
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go 1.17
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require (
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github.com/btcsuite/btcd v0.23.0
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github.com/btcsuite/btcd v0.23.5-0.20231219003633-4c2ce6daed8f
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github.com/btcsuite/btcd/btcec/v2 v2.1.3
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github.com/btcsuite/btcd/btcutil v1.1.3
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github.com/btcsuite/btcd/btcutil v1.1.4
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github.com/btcsuite/btcd/chaincfg/chainhash v1.1.0
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github.com/davecgh/go-spew v1.1.1
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github.com/stretchr/testify v1.7.0
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@ -1,15 +1,16 @@
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github.com/aead/siphash v1.0.1/go.mod h1:Nywa3cDsYNNK3gaciGTWPwHt0wlpNV15vwmswBAUSII=
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github.com/btcsuite/btcd v0.20.1-beta/go.mod h1:wVuoA8VJLEcwgqHBwHmzLRazpKxTv13Px/pDuV7OomQ=
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github.com/btcsuite/btcd v0.22.0-beta.0.20220111032746-97732e52810c/go.mod h1:tjmYdS6MLJ5/s0Fj4DbLgSbDHbEqLJrtnHecBFkdz5M=
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github.com/btcsuite/btcd v0.23.0 h1:V2/ZgjfDFIygAX3ZapeigkVBoVUtOJKSwrhZdlpSvaA=
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github.com/btcsuite/btcd v0.23.0/go.mod h1:0QJIIN1wwIXF/3G/m87gIwGniDMDQqjVn4SZgnFpsYY=
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github.com/btcsuite/btcd v0.23.5-0.20231215221805-96c9fd8078fd/go.mod h1:nm3Bko6zh6bWP60UxwoT5LzdGJsQJaPo6HjduXq9p6A=
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github.com/btcsuite/btcd v0.23.5-0.20231219003633-4c2ce6daed8f h1:E+dQ8sNtK/lOdfeflUKkRLXe/zW7I333C7HhaoASjZA=
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github.com/btcsuite/btcd v0.23.5-0.20231219003633-4c2ce6daed8f/go.mod h1:KVEB81PybLGYzpf1db/kKNi1ZEbUsiVGeTGhKuOl5AM=
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github.com/btcsuite/btcd/btcec/v2 v2.1.0/go.mod h1:2VzYrv4Gm4apmbVVsSq5bqf1Ec8v56E48Vt0Y/umPgA=
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github.com/btcsuite/btcd/btcec/v2 v2.1.3 h1:xM/n3yIhHAhHy04z4i43C8p4ehixJZMsnrVJkgl+MTE=
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github.com/btcsuite/btcd/btcec/v2 v2.1.3/go.mod h1:ctjw4H1kknNJmRN4iP1R7bTQ+v3GJkZBd6mui8ZsAZE=
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github.com/btcsuite/btcd/btcutil v1.0.0/go.mod h1:Uoxwv0pqYWhD//tfTiipkxNfdhG9UrLwaeswfjfdF0A=
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github.com/btcsuite/btcd/btcutil v1.1.0/go.mod h1:5OapHB7A2hBBWLm48mmw4MOHNJCcUBTwmWH/0Jn8VHE=
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github.com/btcsuite/btcd/btcutil v1.1.3 h1:xfbtw8lwpp0G6NwSHb+UE67ryTFHJAiNuipusjXSohQ=
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github.com/btcsuite/btcd/btcutil v1.1.3/go.mod h1:UR7dsSJzJUfMmFiiLlIrMq1lS9jh9EdCV7FStZSnpi0=
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github.com/btcsuite/btcd/btcutil v1.1.4 h1:mWvWRLRIPuoeZsVRpc0xNCkfeNxWy1E4jIZ06ZpGI1A=
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github.com/btcsuite/btcd/btcutil v1.1.4/go.mod h1:PSZZ4UitpLBWzxGd5VGOrLnmOjtPP/a6HaFo12zMs00=
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github.com/btcsuite/btcd/chaincfg/chainhash v1.0.0/go.mod h1:7SFka0XMvUgj3hfZtydOrQY2mwhPclbT2snogU7SQQc=
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github.com/btcsuite/btcd/chaincfg/chainhash v1.0.1/go.mod h1:7SFka0XMvUgj3hfZtydOrQY2mwhPclbT2snogU7SQQc=
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github.com/btcsuite/btcd/chaincfg/chainhash v1.1.0 h1:59Kx4K6lzOW5w6nFlA0v5+lk/6sjybR934QNHSJZPTQ=
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@ -46,6 +47,7 @@ github.com/golang/snappy v0.0.4/go.mod h1:/XxbfmMg8lxefKM7IXC3fBNl/7bRcc72aCRzEW
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github.com/google/go-cmp v0.3.0/go.mod h1:8QqcDgzrUqlUb/G2PQTWiueGozuR1884gddMywk6iLU=
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github.com/google/go-cmp v0.3.1/go.mod h1:8QqcDgzrUqlUb/G2PQTWiueGozuR1884gddMywk6iLU=
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github.com/google/go-cmp v0.4.0/go.mod h1:v8dTdLbMG2kIc/vJvl+f65V22dbkXbowE6jgT/gNBxE=
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github.com/gorilla/websocket v1.5.0/go.mod h1:YR8l580nyteQvAITg2hZ9XVh4b55+EU/adAjf1fMHhE=
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github.com/hpcloud/tail v1.0.0/go.mod h1:ab1qPbhIpdTxEkNHXyeSf5vhxWSCs/tWer42PpOxQnU=
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github.com/jessevdk/go-flags v0.0.0-20141203071132-1679536dcc89/go.mod h1:4FA24M0QyGHXBuZZK/XkWh8h0e1EYbRYJSGM75WSRxI=
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github.com/jessevdk/go-flags v1.4.0/go.mod h1:4FA24M0QyGHXBuZZK/XkWh8h0e1EYbRYJSGM75WSRxI=
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4
go.mod
4
go.mod
@ -2,7 +2,7 @@ module github.com/btcsuite/btcd
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require (
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github.com/btcsuite/btcd/btcec/v2 v2.1.3
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github.com/btcsuite/btcd/btcutil v1.1.0
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github.com/btcsuite/btcd/btcutil v1.1.4
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github.com/btcsuite/btcd/chaincfg/chainhash v1.1.0
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github.com/btcsuite/btclog v0.0.0-20170628155309-84c8d2346e9f
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github.com/btcsuite/go-socks v0.0.0-20170105172521-4720035b7bfd
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@ -29,8 +29,6 @@ require (
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gopkg.in/yaml.v3 v3.0.0-20200313102051-9f266ea9e77c // indirect
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)
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replace github.com/btcsuite/btcd/btcutil => ./btcutil
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// The retract statements below fixes an accidental push of the tags of a btcd
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// fork.
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retract (
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20
go.sum
20
go.sum
@ -1,20 +1,33 @@
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github.com/aead/siphash v1.0.1 h1:FwHfE/T45KPKYuuSAKyyvE+oPWcaQ+CUmFW0bPlM+kg=
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github.com/aead/siphash v1.0.1/go.mod h1:Nywa3cDsYNNK3gaciGTWPwHt0wlpNV15vwmswBAUSII=
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github.com/btcsuite/btcd v0.20.1-beta/go.mod h1:wVuoA8VJLEcwgqHBwHmzLRazpKxTv13Px/pDuV7OomQ=
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github.com/btcsuite/btcd v0.22.0-beta.0.20220111032746-97732e52810c/go.mod h1:tjmYdS6MLJ5/s0Fj4DbLgSbDHbEqLJrtnHecBFkdz5M=
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github.com/btcsuite/btcd v0.23.5-0.20231215221805-96c9fd8078fd/go.mod h1:nm3Bko6zh6bWP60UxwoT5LzdGJsQJaPo6HjduXq9p6A=
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github.com/btcsuite/btcd/btcec/v2 v2.1.0/go.mod h1:2VzYrv4Gm4apmbVVsSq5bqf1Ec8v56E48Vt0Y/umPgA=
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github.com/btcsuite/btcd/btcec/v2 v2.1.3 h1:xM/n3yIhHAhHy04z4i43C8p4ehixJZMsnrVJkgl+MTE=
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github.com/btcsuite/btcd/btcec/v2 v2.1.3/go.mod h1:ctjw4H1kknNJmRN4iP1R7bTQ+v3GJkZBd6mui8ZsAZE=
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github.com/btcsuite/btcd/btcutil v1.0.0/go.mod h1:Uoxwv0pqYWhD//tfTiipkxNfdhG9UrLwaeswfjfdF0A=
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github.com/btcsuite/btcd/btcutil v1.1.0/go.mod h1:5OapHB7A2hBBWLm48mmw4MOHNJCcUBTwmWH/0Jn8VHE=
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github.com/btcsuite/btcd/btcutil v1.1.4 h1:mWvWRLRIPuoeZsVRpc0xNCkfeNxWy1E4jIZ06ZpGI1A=
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github.com/btcsuite/btcd/btcutil v1.1.4/go.mod h1:PSZZ4UitpLBWzxGd5VGOrLnmOjtPP/a6HaFo12zMs00=
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github.com/btcsuite/btcd/chaincfg/chainhash v1.0.0/go.mod h1:7SFka0XMvUgj3hfZtydOrQY2mwhPclbT2snogU7SQQc=
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github.com/btcsuite/btcd/chaincfg/chainhash v1.0.1/go.mod h1:7SFka0XMvUgj3hfZtydOrQY2mwhPclbT2snogU7SQQc=
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github.com/btcsuite/btcd/chaincfg/chainhash v1.1.0 h1:59Kx4K6lzOW5w6nFlA0v5+lk/6sjybR934QNHSJZPTQ=
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github.com/btcsuite/btcd/chaincfg/chainhash v1.1.0/go.mod h1:7SFka0XMvUgj3hfZtydOrQY2mwhPclbT2snogU7SQQc=
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github.com/btcsuite/btclog v0.0.0-20170628155309-84c8d2346e9f h1:bAs4lUbRJpnnkd9VhRV3jjAVU7DJVjMaK+IsvSeZvFo=
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github.com/btcsuite/btclog v0.0.0-20170628155309-84c8d2346e9f/go.mod h1:TdznJufoqS23FtqVCzL0ZqgP5MqXbb4fg/WgDys70nA=
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github.com/btcsuite/btcutil v0.0.0-20190425235716-9e5f4b9a998d/go.mod h1:+5NJ2+qvTyV9exUAL/rxXi3DcLg2Ts+ymUAY5y4NvMg=
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github.com/btcsuite/go-socks v0.0.0-20170105172521-4720035b7bfd h1:R/opQEbFEy9JGkIguV40SvRY1uliPX8ifOvi6ICsFCw=
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github.com/btcsuite/go-socks v0.0.0-20170105172521-4720035b7bfd/go.mod h1:HHNXQzUsZCxOoE+CPiyCTO6x34Zs86zZUiwtpXoGdtg=
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github.com/btcsuite/goleveldb v0.0.0-20160330041536-7834afc9e8cd/go.mod h1:F+uVaaLLH7j4eDXPRvw78tMflu7Ie2bzYOH4Y8rRKBY=
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github.com/btcsuite/goleveldb v1.0.0/go.mod h1:QiK9vBlgftBg6rWQIj6wFzbPfRjiykIEhBH4obrXJ/I=
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github.com/btcsuite/snappy-go v0.0.0-20151229074030-0bdef8d06723/go.mod h1:8woku9dyThutzjeg+3xrA5iCpBRH8XEEg3lh6TiUghc=
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github.com/btcsuite/snappy-go v1.0.0/go.mod h1:8woku9dyThutzjeg+3xrA5iCpBRH8XEEg3lh6TiUghc=
|
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github.com/btcsuite/websocket v0.0.0-20150119174127-31079b680792 h1:R8vQdOQdZ9Y3SkEwmHoWBmX1DNXhXZqlTpq6s4tyJGc=
|
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github.com/btcsuite/websocket v0.0.0-20150119174127-31079b680792/go.mod h1:ghJtEyQwv5/p4Mg4C0fgbePVuGr935/5ddU9Z3TmDRY=
|
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github.com/btcsuite/winsvc v1.0.0 h1:J9B4L7e3oqhXOcm+2IuNApwzQec85lE+QaikUcCs+dk=
|
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github.com/btcsuite/winsvc v1.0.0/go.mod h1:jsenWakMcC0zFBFurPLEAyrnc/teJEM1O46fmI40EZs=
|
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github.com/davecgh/go-spew v0.0.0-20171005155431-ecdeabc65495/go.mod h1:J7Y8YcW2NihsgmVo/mv3lAwl/skON4iLHjSsI+c5H38=
|
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github.com/davecgh/go-spew v1.1.0/go.mod h1:J7Y8YcW2NihsgmVo/mv3lAwl/skON4iLHjSsI+c5H38=
|
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github.com/davecgh/go-spew v1.1.1 h1:vj9j/u1bqnvCEfJOwUhtlOARqs3+rkHYY13jYWTU97c=
|
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github.com/davecgh/go-spew v1.1.1/go.mod h1:J7Y8YcW2NihsgmVo/mv3lAwl/skON4iLHjSsI+c5H38=
|
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@ -42,6 +55,7 @@ github.com/google/go-cmp v0.4.0/go.mod h1:v8dTdLbMG2kIc/vJvl+f65V22dbkXbowE6jgT/
|
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github.com/gorilla/websocket v1.5.0 h1:PPwGk2jz7EePpoHN/+ClbZu8SPxiqlu12wZP/3sWmnc=
|
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github.com/gorilla/websocket v1.5.0/go.mod h1:YR8l580nyteQvAITg2hZ9XVh4b55+EU/adAjf1fMHhE=
|
||||
github.com/hpcloud/tail v1.0.0/go.mod h1:ab1qPbhIpdTxEkNHXyeSf5vhxWSCs/tWer42PpOxQnU=
|
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github.com/jessevdk/go-flags v0.0.0-20141203071132-1679536dcc89/go.mod h1:4FA24M0QyGHXBuZZK/XkWh8h0e1EYbRYJSGM75WSRxI=
|
||||
github.com/jessevdk/go-flags v1.4.0 h1:4IU2WS7AumrZ/40jfhf4QVDMsQwqA7VEHozFRrGARJA=
|
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github.com/jessevdk/go-flags v1.4.0/go.mod h1:4FA24M0QyGHXBuZZK/XkWh8h0e1EYbRYJSGM75WSRxI=
|
||||
github.com/jrick/logrotate v1.0.0 h1:lQ1bL/n9mBNeIXoTUoYRlK4dHuNJVofX9oWqBtPnSzI=
|
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@ -51,9 +65,12 @@ github.com/kkdai/bstream v0.0.0-20161212061736-f391b8402d23/go.mod h1:J+Gs4SYgM6
|
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github.com/nxadm/tail v1.4.4 h1:DQuhQpB1tVlglWS2hLQ5OV6B5r8aGxSrPc5Qo6uTN78=
|
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github.com/nxadm/tail v1.4.4/go.mod h1:kenIhsEOeOJmVchQTgglprH7qJGnHDVpk1VPCcaMI8A=
|
||||
github.com/onsi/ginkgo v1.6.0/go.mod h1:lLunBs/Ym6LB5Z9jYTR76FiuTmxDTDusOGeTQH+WWjE=
|
||||
github.com/onsi/ginkgo v1.7.0/go.mod h1:lLunBs/Ym6LB5Z9jYTR76FiuTmxDTDusOGeTQH+WWjE=
|
||||
github.com/onsi/ginkgo v1.12.1/go.mod h1:zj2OWP4+oCPe1qIXoGWkgMRwljMUYCdkwsT2108oapk=
|
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github.com/onsi/ginkgo v1.14.0 h1:2mOpI4JVVPBN+WQRa0WKH2eXR+Ey+uK4n7Zj0aYpIQA=
|
||||
github.com/onsi/ginkgo v1.14.0/go.mod h1:iSB4RoI2tjJc9BBv4NKIKWKya62Rps+oPG/Lv9klQyY=
|
||||
github.com/onsi/gomega v1.4.1/go.mod h1:C1qb7wdrVGGVU+Z6iS04AVkA3Q65CEZX59MT0QO5uiA=
|
||||
github.com/onsi/gomega v1.4.3/go.mod h1:ex+gbHU/CVuBBDIJjb2X0qEXbFg53c61hWP/1CpauHY=
|
||||
github.com/onsi/gomega v1.7.1/go.mod h1:XdKZgCCFLUoM/7CFJVPcG8C1xQ1AJ0vpAezJrB7JYyY=
|
||||
github.com/onsi/gomega v1.10.1 h1:o0+MgICZLuZ7xjH7Vx6zS/zcu93/BEp1VwkIW1mEXCE=
|
||||
github.com/onsi/gomega v1.10.1/go.mod h1:iN09h71vgCQne3DLsj+A5owkum+a2tYe+TOCB1ybHNo=
|
||||
@ -64,9 +81,11 @@ github.com/stretchr/testify v1.7.0 h1:nwc3DEeHmmLAfoZucVR881uASk0Mfjw8xYJ99tb5Cc
|
||||
github.com/stretchr/testify v1.7.0/go.mod h1:6Fq8oRcR53rry900zMqJjRRixrwX3KX962/h/Wwjteg=
|
||||
github.com/syndtr/goleveldb v1.0.1-0.20210819022825-2ae1ddf74ef7 h1:epCh84lMvA70Z7CTTCmYQn2CKbY8j86K7/FAIr141uY=
|
||||
github.com/syndtr/goleveldb v1.0.1-0.20210819022825-2ae1ddf74ef7/go.mod h1:q4W45IWZaF22tdD+VEXcAWRA037jwmWEB5VWYORlTpc=
|
||||
golang.org/x/crypto v0.0.0-20170930174604-9419663f5a44/go.mod h1:6SG95UA2DQfeDnfUPMdvaQW0Q7yPrPDi9nlGo2tz2b4=
|
||||
golang.org/x/crypto v0.0.0-20190308221718-c2843e01d9a2/go.mod h1:djNgcEr1/C05ACkg1iLfiJU5Ep61QUkGW8qpdssI0+w=
|
||||
golang.org/x/crypto v0.0.0-20200622213623-75b288015ac9 h1:psW17arqaxU48Z5kZ0CQnkZWQJsqcURM6tKiBApRjXI=
|
||||
golang.org/x/crypto v0.0.0-20200622213623-75b288015ac9/go.mod h1:LzIPMQfyMNhhGPhUkYOs5KpL4U8rLKemX1yGLhDgUto=
|
||||
golang.org/x/net v0.0.0-20180719180050-a680a1efc54d/go.mod h1:mL1N/T3taQHkDXs73rZJwtUhF3w3ftmwwsq0BUmARs4=
|
||||
golang.org/x/net v0.0.0-20180906233101-161cd47e91fd/go.mod h1:mL1N/T3taQHkDXs73rZJwtUhF3w3ftmwwsq0BUmARs4=
|
||||
golang.org/x/net v0.0.0-20190404232315-eb5bcb51f2a3/go.mod h1:t9HGtf8HONx5eT2rtn7q6eTqICYqUVnKs3thJo3Qplg=
|
||||
golang.org/x/net v0.0.0-20200520004742-59133d7f0dd7/go.mod h1:qpuaurCH72eLCgpAm/N6yyVIVM9cpaDIP3A8BGJEC5A=
|
||||
@ -102,6 +121,7 @@ gopkg.in/check.v1 v0.0.0-20161208181325-20d25e280405/go.mod h1:Co6ibVJAznAaIkqp8
|
||||
gopkg.in/fsnotify.v1 v1.4.7/go.mod h1:Tz8NjZHkW78fSQdbUxIjBTcgA1z1m8ZHf0WmKUhAMys=
|
||||
gopkg.in/tomb.v1 v1.0.0-20141024135613-dd632973f1e7 h1:uRGJdciOHaEIrze2W8Q3AKkepLTh2hOroT7a+7czfdQ=
|
||||
gopkg.in/tomb.v1 v1.0.0-20141024135613-dd632973f1e7/go.mod h1:dt/ZhP58zS4L8KSrWDmTeBkI65Dw0HsyUHuEVlX15mw=
|
||||
gopkg.in/yaml.v2 v2.2.1/go.mod h1:hI93XBmqTisBFMUTm0b8Fm+jr3Dg1NNxqwp+5A1VGuI=
|
||||
gopkg.in/yaml.v2 v2.2.4/go.mod h1:hI93XBmqTisBFMUTm0b8Fm+jr3Dg1NNxqwp+5A1VGuI=
|
||||
gopkg.in/yaml.v2 v2.3.0 h1:clyUAQHOM3G0M3f5vQj7LuJrETvjVot3Z5el9nffUtU=
|
||||
gopkg.in/yaml.v2 v2.3.0/go.mod h1:hI93XBmqTisBFMUTm0b8Fm+jr3Dg1NNxqwp+5A1VGuI=
|
||||
|
||||
@ -169,10 +169,18 @@ func calcSignatureHash(sigScript []byte, hashType SigHashType, tx *wire.MsgTx, i
|
||||
// The final hash is the double sha256 of both the serialized modified
|
||||
// transaction and the hash type (encoded as a 4-byte little-endian
|
||||
// value) appended.
|
||||
wbuf := bytes.NewBuffer(make([]byte, 0, txCopy.SerializeSizeStripped()+4))
|
||||
txCopy.SerializeNoWitness(wbuf)
|
||||
binary.Write(wbuf, binary.LittleEndian, hashType)
|
||||
return chainhash.DoubleHashB(wbuf.Bytes())
|
||||
sigHashBytes := chainhash.DoubleHashRaw(func(w io.Writer) error {
|
||||
if err := txCopy.SerializeNoWitness(w); err != nil {
|
||||
return err
|
||||
}
|
||||
err := binary.Write(w, binary.LittleEndian, hashType)
|
||||
if err != nil {
|
||||
return err
|
||||
}
|
||||
return nil
|
||||
})
|
||||
|
||||
return sigHashBytes[:]
|
||||
}
|
||||
|
||||
// calcWitnessSignatureHashRaw computes the sighash digest of a transaction's
|
||||
@ -197,99 +205,107 @@ func calcWitnessSignatureHashRaw(subScript []byte, sigHashes *TxSigHashes,
|
||||
return nil, fmt.Errorf("idx %d but %d txins", idx, len(tx.TxIn))
|
||||
}
|
||||
|
||||
// We'll utilize this buffer throughout to incrementally calculate
|
||||
// the signature hash for this transaction.
|
||||
var sigHash bytes.Buffer
|
||||
sigHashBytes := chainhash.DoubleHashRaw(func(w io.Writer) error {
|
||||
var scratch [8]byte
|
||||
|
||||
// First write out, then encode the transaction's version number.
|
||||
var bVersion [4]byte
|
||||
binary.LittleEndian.PutUint32(bVersion[:], uint32(tx.Version))
|
||||
sigHash.Write(bVersion[:])
|
||||
// First write out, then encode the transaction's version
|
||||
// number.
|
||||
binary.LittleEndian.PutUint32(scratch[:], uint32(tx.Version))
|
||||
w.Write(scratch[:4])
|
||||
|
||||
// Next write out the possibly pre-calculated hashes for the sequence
|
||||
// numbers of all inputs, and the hashes of the previous outs for all
|
||||
// outputs.
|
||||
// Next write out the possibly pre-calculated hashes for the
|
||||
// sequence numbers of all inputs, and the hashes of the
|
||||
// previous outs for all outputs.
|
||||
var zeroHash chainhash.Hash
|
||||
|
||||
// If anyone can pay isn't active, then we can use the cached
|
||||
// hashPrevOuts, otherwise we just write zeroes for the prev outs.
|
||||
// hashPrevOuts, otherwise we just write zeroes for the prev
|
||||
// outs.
|
||||
if hashType&SigHashAnyOneCanPay == 0 {
|
||||
sigHash.Write(sigHashes.HashPrevOutsV0[:])
|
||||
w.Write(sigHashes.HashPrevOutsV0[:])
|
||||
} else {
|
||||
sigHash.Write(zeroHash[:])
|
||||
w.Write(zeroHash[:])
|
||||
}
|
||||
|
||||
// If the sighash isn't anyone can pay, single, or none, the use the
|
||||
// cached hash sequences, otherwise write all zeroes for the
|
||||
// hashSequence.
|
||||
// If the sighash isn't anyone can pay, single, or none, the
|
||||
// use the cached hash sequences, otherwise write all zeroes
|
||||
// for the hashSequence.
|
||||
if hashType&SigHashAnyOneCanPay == 0 &&
|
||||
hashType&sigHashMask != SigHashSingle &&
|
||||
hashType&sigHashMask != SigHashNone {
|
||||
sigHash.Write(sigHashes.HashSequenceV0[:])
|
||||
|
||||
w.Write(sigHashes.HashSequenceV0[:])
|
||||
} else {
|
||||
sigHash.Write(zeroHash[:])
|
||||
w.Write(zeroHash[:])
|
||||
}
|
||||
|
||||
txIn := tx.TxIn[idx]
|
||||
|
||||
// Next, write the outpoint being spent.
|
||||
sigHash.Write(txIn.PreviousOutPoint.Hash[:])
|
||||
w.Write(txIn.PreviousOutPoint.Hash[:])
|
||||
var bIndex [4]byte
|
||||
binary.LittleEndian.PutUint32(bIndex[:], txIn.PreviousOutPoint.Index)
|
||||
sigHash.Write(bIndex[:])
|
||||
binary.LittleEndian.PutUint32(
|
||||
bIndex[:], txIn.PreviousOutPoint.Index,
|
||||
)
|
||||
w.Write(bIndex[:])
|
||||
|
||||
if isWitnessPubKeyHashScript(subScript) {
|
||||
// The script code for a p2wkh is a length prefix varint for
|
||||
// the next 25 bytes, followed by a re-creation of the original
|
||||
// p2pkh pk script.
|
||||
sigHash.Write([]byte{0x19})
|
||||
sigHash.Write([]byte{OP_DUP})
|
||||
sigHash.Write([]byte{OP_HASH160})
|
||||
sigHash.Write([]byte{OP_DATA_20})
|
||||
sigHash.Write(extractWitnessPubKeyHash(subScript))
|
||||
sigHash.Write([]byte{OP_EQUALVERIFY})
|
||||
sigHash.Write([]byte{OP_CHECKSIG})
|
||||
// The script code for a p2wkh is a length prefix
|
||||
// varint for the next 25 bytes, followed by a
|
||||
// re-creation of the original p2pkh pk script.
|
||||
w.Write([]byte{0x19})
|
||||
w.Write([]byte{OP_DUP})
|
||||
w.Write([]byte{OP_HASH160})
|
||||
w.Write([]byte{OP_DATA_20})
|
||||
w.Write(extractWitnessPubKeyHash(subScript))
|
||||
w.Write([]byte{OP_EQUALVERIFY})
|
||||
w.Write([]byte{OP_CHECKSIG})
|
||||
} else {
|
||||
// For p2wsh outputs, and future outputs, the script code is
|
||||
// the original script, with all code separators removed,
|
||||
// serialized with a var int length prefix.
|
||||
wire.WriteVarBytes(&sigHash, 0, subScript)
|
||||
// For p2wsh outputs, and future outputs, the script
|
||||
// code is the original script, with all code
|
||||
// separators removed, serialized with a var int length
|
||||
// prefix.
|
||||
wire.WriteVarBytes(w, 0, subScript)
|
||||
}
|
||||
|
||||
// Next, add the input amount, and sequence number of the input being
|
||||
// signed.
|
||||
var bAmount [8]byte
|
||||
binary.LittleEndian.PutUint64(bAmount[:], uint64(amt))
|
||||
sigHash.Write(bAmount[:])
|
||||
var bSequence [4]byte
|
||||
binary.LittleEndian.PutUint32(bSequence[:], txIn.Sequence)
|
||||
sigHash.Write(bSequence[:])
|
||||
// Next, add the input amount, and sequence number of the input
|
||||
// being signed.
|
||||
binary.LittleEndian.PutUint64(scratch[:], uint64(amt))
|
||||
w.Write(scratch[:])
|
||||
binary.LittleEndian.PutUint32(scratch[:], txIn.Sequence)
|
||||
w.Write(scratch[:4])
|
||||
|
||||
// If the current signature mode isn't single, or none, then we can
|
||||
// re-use the pre-generated hashoutputs sighash fragment. Otherwise,
|
||||
// we'll serialize and add only the target output index to the signature
|
||||
// pre-image.
|
||||
// If the current signature mode isn't single, or none, then we
|
||||
// can re-use the pre-generated hashoutputs sighash fragment.
|
||||
// Otherwise, we'll serialize and add only the target output
|
||||
// index to the signature pre-image.
|
||||
if hashType&sigHashMask != SigHashSingle &&
|
||||
hashType&sigHashMask != SigHashNone {
|
||||
sigHash.Write(sigHashes.HashOutputsV0[:])
|
||||
} else if hashType&sigHashMask == SigHashSingle && idx < len(tx.TxOut) {
|
||||
var b bytes.Buffer
|
||||
wire.WriteTxOut(&b, 0, 0, tx.TxOut[idx])
|
||||
sigHash.Write(chainhash.DoubleHashB(b.Bytes()))
|
||||
|
||||
w.Write(sigHashes.HashOutputsV0[:])
|
||||
} else if hashType&sigHashMask == SigHashSingle &&
|
||||
idx < len(tx.TxOut) {
|
||||
|
||||
h := chainhash.DoubleHashRaw(func(tw io.Writer) error {
|
||||
wire.WriteTxOut(tw, 0, 0, tx.TxOut[idx])
|
||||
return nil
|
||||
})
|
||||
w.Write(h[:])
|
||||
} else {
|
||||
sigHash.Write(zeroHash[:])
|
||||
w.Write(zeroHash[:])
|
||||
}
|
||||
|
||||
// Finally, write out the transaction's locktime, and the sig hash
|
||||
// type.
|
||||
var bLockTime [4]byte
|
||||
binary.LittleEndian.PutUint32(bLockTime[:], tx.LockTime)
|
||||
sigHash.Write(bLockTime[:])
|
||||
var bHashType [4]byte
|
||||
binary.LittleEndian.PutUint32(bHashType[:], uint32(hashType))
|
||||
sigHash.Write(bHashType[:])
|
||||
// Finally, write out the transaction's locktime, and the sig
|
||||
// hash type.
|
||||
binary.LittleEndian.PutUint32(scratch[:], tx.LockTime)
|
||||
w.Write(scratch[:4])
|
||||
binary.LittleEndian.PutUint32(scratch[:], uint32(hashType))
|
||||
w.Write(scratch[:4])
|
||||
|
||||
return chainhash.DoubleHashB(sigHash.Bytes()), nil
|
||||
return nil
|
||||
})
|
||||
|
||||
return sigHashBytes[:], nil
|
||||
}
|
||||
|
||||
// CalcWitnessSigHash computes the sighash digest for the specified input of
|
||||
|
||||
@ -5,7 +5,6 @@
|
||||
package wire
|
||||
|
||||
import (
|
||||
"bytes"
|
||||
"io"
|
||||
"time"
|
||||
|
||||
@ -46,14 +45,9 @@ const blockHeaderLen = 80
|
||||
|
||||
// BlockHash computes the block identifier hash for the given block header.
|
||||
func (h *BlockHeader) BlockHash() chainhash.Hash {
|
||||
// Encode the header and double sha256 everything prior to the number of
|
||||
// transactions. Ignore the error returns since there is no way the
|
||||
// encode could fail except being out of memory which would cause a
|
||||
// run-time panic.
|
||||
buf := bytes.NewBuffer(make([]byte, 0, MaxBlockHeaderPayload))
|
||||
_ = writeBlockHeader(buf, 0, h)
|
||||
|
||||
return chainhash.DoubleHashH(buf.Bytes())
|
||||
return chainhash.DoubleHashRaw(func(w io.Writer) error {
|
||||
return writeBlockHeader(w, 0, h)
|
||||
})
|
||||
}
|
||||
|
||||
// BtcDecode decodes r using the bitcoin protocol encoding into the receiver.
|
||||
|
||||
@ -5,7 +5,6 @@
|
||||
package wire
|
||||
|
||||
import (
|
||||
"bytes"
|
||||
"errors"
|
||||
"fmt"
|
||||
"io"
|
||||
@ -357,13 +356,7 @@ func (msg *MsgTx) AddTxOut(to *TxOut) {
|
||||
|
||||
// TxHash generates the Hash for the transaction.
|
||||
func (msg *MsgTx) TxHash() chainhash.Hash {
|
||||
// Encode the transaction and calculate double sha256 on the result.
|
||||
// Ignore the error returns since the only way the encode could fail
|
||||
// is being out of memory or due to nil pointers, both of which would
|
||||
// cause a run-time panic.
|
||||
buf := bytes.NewBuffer(make([]byte, 0, msg.SerializeSizeStripped()))
|
||||
_ = msg.SerializeNoWitness(buf)
|
||||
return chainhash.DoubleHashH(buf.Bytes())
|
||||
return chainhash.DoubleHashRaw(msg.SerializeNoWitness)
|
||||
}
|
||||
|
||||
// WitnessHash generates the hash of the transaction serialized according to
|
||||
@ -373,9 +366,7 @@ func (msg *MsgTx) TxHash() chainhash.Hash {
|
||||
// is the same as its txid.
|
||||
func (msg *MsgTx) WitnessHash() chainhash.Hash {
|
||||
if msg.HasWitness() {
|
||||
buf := bytes.NewBuffer(make([]byte, 0, msg.SerializeSize()))
|
||||
_ = msg.Serialize(buf)
|
||||
return chainhash.DoubleHashH(buf.Bytes())
|
||||
return chainhash.DoubleHashRaw(msg.Serialize)
|
||||
}
|
||||
|
||||
return msg.TxHash()
|
||||
|
||||
Loading…
Reference in New Issue
Block a user