neoneo-go/pkg/core/interop/crypto/interop.go
2020-07-22 16:58:32 +03:00

48 lines
1.3 KiB
Go

package crypto
import (
"github.com/nspcc-dev/neo-go/pkg/core/interop"
"github.com/nspcc-dev/neo-go/pkg/vm"
"github.com/nspcc-dev/neo-go/pkg/vm/emit"
)
var (
ecdsaSecp256r1VerifyID = emit.InteropNameToID([]byte("Neo.Crypto.VerifyWithECDsaSecp256r1"))
ecdsaSecp256r1CheckMultisigID = emit.InteropNameToID([]byte("Neo.Crypto.CheckMultisigWithECDsaSecp256r1"))
sha256ID = emit.InteropNameToID([]byte("Neo.Crypto.SHA256"))
ripemd160ID = emit.InteropNameToID([]byte("Neo.Crypto.RIPEMD160"))
)
// GetInterop returns interop getter for crypto-related stuff.
func GetInterop(ic *interop.Context) func(uint32) *vm.InteropFuncPrice {
return func(id uint32) *vm.InteropFuncPrice {
switch id {
case ecdsaSecp256r1VerifyID:
return &vm.InteropFuncPrice{
Func: func(v *vm.VM) error {
return ECDSASecp256r1Verify(ic, v)
},
}
case ecdsaSecp256r1CheckMultisigID:
return &vm.InteropFuncPrice{
Func: func(v *vm.VM) error {
return ECDSASecp256r1CheckMultisig(ic, v)
},
}
case sha256ID:
return &vm.InteropFuncPrice{
Func: func(v *vm.VM) error {
return Sha256(ic, v)
},
}
case ripemd160ID:
return &vm.InteropFuncPrice{
Func: func(v *vm.VM) error {
return RipeMD160(ic, v)
},
}
default:
return nil
}
}
}