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Merge pull request #542 from nspcc-dev/fix-storage-interop-reads

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core: fix wrong data being read in interops (part of #501)
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Roman Khimov 2019-12-05 09:08:38 +03:00 committed by GitHub
commit 8beb135829
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1 changed files with 1 additions and 10 deletions
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9
pkg/core/interop_system.go
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@ -411,9 +411,6 @@ func (ic *interopContext) storageDelete(v *vm.VM) error {
}
key := v.Estack().Pop().Bytes()
si := getStorageItemFromStore(ic.mem, stc.ScriptHash, key)
if si == nil {
si = ic.bc.GetStorageItem(stc.ScriptHash, key)
}
if si != nil && si.IsConst {
return errors.New("storage item is constant")
}
@ -433,9 +430,6 @@ func (ic *interopContext) storageGet(v *vm.VM) error {
}
key := v.Estack().Pop().Bytes()
si := getStorageItemFromStore(ic.mem, stc.ScriptHash, key)
if si == nil {
si = ic.bc.GetStorageItem(stc.ScriptHash, key)
}
if si != nil && si.Value != nil {
v.Estack().PushVal(si.Value)
} else {
@ -479,12 +473,9 @@ func (ic *interopContext) putWithContextAndFlags(stc *StorageContext, key []byte
return err
}
si := getStorageItemFromStore(ic.mem, stc.ScriptHash, key)
if si == nil {
si = ic.bc.GetStorageItem(stc.ScriptHash, key)
if si == nil {
si = &StorageItem{}
}
}
if si.IsConst {
return errors.New("storage item exists and is read-only")
}