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rpc: use raw stack items in invoke* RPC

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Signed-off-by: Evgenii Stratonikov <evgeniy@nspcc.ru>
This commit is contained in:
Evgenii Stratonikov 2020-07-31 15:26:28 +03:00
parent 7b4acd5a7f
commit 9cba25616d
6 changed files with 103 additions and 80 deletions
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26
pkg/rpc/client/policy.go
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@ -6,6 +6,7 @@ import (
"github.com/nspcc-dev/neo-go/pkg/core/native"
"github.com/nspcc-dev/neo-go/pkg/smartcontract"
"github.com/nspcc-dev/neo-go/pkg/util"
"github.com/nspcc-dev/neo-go/pkg/vm/stackitem"
"github.com/pkg/errors"
)
@ -51,27 +52,26 @@ func (c *Client) GetBlockedAccounts() (native.BlockedAccounts, error) {
return topBlockedAccountsFromStack(result.Stack)
}
func topBlockedAccountsFromStack(st []smartcontract.Parameter) (native.BlockedAccounts, error) {
func topBlockedAccountsFromStack(st []stackitem.Item) (native.BlockedAccounts, error) {
index := len(st) - 1 // top stack element is last in the array
var (
ba native.BlockedAccounts
err error
)
switch typ := st[index].Type; typ {
case smartcontract.ArrayType:
data, ok := st[index].Value.([]smartcontract.Parameter)
items, ok := st[index].Value().([]stackitem.Item)
if !ok {
return nil, fmt.Errorf("invalid stack item type: %s", st[index].Type())
}
ba = make(native.BlockedAccounts, len(items))
for i, account := range items {
val, ok := account.Value().([]byte)
if !ok {
return nil, errors.New("invalid Array item")
return nil, fmt.Errorf("invalid array element: %s", account.Type())
}
ba = make(native.BlockedAccounts, len(data))
for i, account := range data {
ba[i], err = util.Uint160DecodeBytesLE(account.Value.([]byte))
if err != nil {
return nil, err
}
ba[i], err = util.Uint160DecodeBytesLE(val)
if err != nil {
return nil, err
}
default:
return nil, fmt.Errorf("invalid stack item type: %s", typ)
}
return ba, nil
}