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vm: deduplicate checkMultisigPar

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Make its logic more clear.
This commit is contained in:
Roman Khimov 2020-01-08 13:03:55 +03:00 committed by Evgenii Stratonikov
parent d93d060010
commit 02a5e036fc
1 changed files with 29 additions and 31 deletions
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40
pkg/vm/vm.go
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@ -1467,8 +1467,12 @@ func checkMultisigPar(v *VM, pkeys [][]byte, sigs [][]byte) bool {
loop:
for r := range results {
goingForward := true
taskCount--
if r.signum == s1 {
if r.signum == s2 {
goingForward = false
}
if k1+1 == k2 {
sigok = r.ok && s1+1 == s2
if taskCount != 0 && sigok {
@ -1482,31 +1486,25 @@ loop:
}
break loop
}
if goingForward {
s1++
}
k1++
taskCount++
tasks <- task{pub: v.bytesToPublicKey(pkeys[k1]), signum: s1}
} else {
if k1+1 == k2 {
sigok = r.ok && s1+1 == s2
if taskCount != 0 && sigok {
continue
}
break loop
} else if r.ok {
if s1+1 == s2 {
if taskCount != 0 && sigok {
continue
}
break loop
}
s2--
}
k2--
taskCount++
tasks <- task{pub: v.bytesToPublicKey(pkeys[k2]), signum: s2}
}
var nextSig, nextKey int
if goingForward {
k1++
nextSig = s1
nextKey = k1
} else {
k2--
nextSig = s2
nextKey = k2
}
taskCount++
tasks <- task{pub: v.bytesToPublicKey(pkeys[nextKey]), signum: nextSig}
}
close(tasks)