aboutsummaryrefslogtreecommitdiff
path: root/plugin/evm/tx.go
diff options
context:
space:
mode:
authorStephen Buttolph <[email protected]>2020-10-08 21:09:53 -0400
committerGitHub <[email protected]>2020-10-08 21:09:53 -0400
commit8a8ef56dd1a0f2cd28c6d4b3a579b16cdda6e2cf (patch)
tree6411831faacdf02265fa5847a06613875afbb833 /plugin/evm/tx.go
parent8cc21e15b96ccbe246bb06bece08c22df786069d (diff)
parent1ff4b686e32eec9c04a8e93c879e4852f41da3f4 (diff)
Merge pull request #42 from ava-labs/v1.0.2-rc.1-bumpv0.3.5
V1.0.2 rc.1 bump
Diffstat (limited to 'plugin/evm/tx.go')
-rw-r--r--plugin/evm/tx.go70
1 files changed, 70 insertions, 0 deletions
diff --git a/plugin/evm/tx.go b/plugin/evm/tx.go
index 9580bc0..7c2ebf1 100644
--- a/plugin/evm/tx.go
+++ b/plugin/evm/tx.go
@@ -4,14 +4,17 @@
package evm
import (
+ "bytes"
"errors"
"fmt"
+ "sort"
"github.com/ava-labs/coreth/core/state"
"github.com/ava-labs/avalanchego/database"
"github.com/ava-labs/avalanchego/ids"
"github.com/ava-labs/avalanchego/snow"
+ "github.com/ava-labs/avalanchego/utils"
"github.com/ava-labs/avalanchego/utils/codec"
"github.com/ava-labs/avalanchego/utils/crypto"
"github.com/ava-labs/avalanchego/utils/hashing"
@@ -30,12 +33,14 @@ var (
errNilTx = errors.New("tx is nil")
)
+// EVMOutput defines an output from EVM State created from export transactions
type EVMOutput struct {
Address common.Address `serialize:"true" json:"address"`
Amount uint64 `serialize:"true" json:"amount"`
AssetID ids.ID `serialize:"true" json:"assetID"`
}
+// EVMInput defines an input for the EVM State to be used in import transactions
type EVMInput struct {
Address common.Address `serialize:"true" json:"address"`
Amount uint64 `serialize:"true" json:"amount"`
@@ -43,10 +48,12 @@ type EVMInput struct {
Nonce uint64 `serialize:"true" json:"nonce"`
}
+// Verify ...
func (out *EVMOutput) Verify() error {
return nil
}
+// Verify ...
func (in *EVMInput) Verify() error {
return nil
}
@@ -115,3 +122,66 @@ func (tx *Tx) Sign(c codec.Codec, signers [][]*crypto.PrivateKeySECP256K1R) erro
tx.Initialize(unsignedBytes, signedBytes)
return nil
}
+
+// innerSortInputsAndSigners implements sort.Interface for EVMInput
+type innerSortInputsAndSigners struct {
+ inputs []EVMInput
+ signers [][]*crypto.PrivateKeySECP256K1R
+}
+
+func (ins *innerSortInputsAndSigners) Less(i, j int) bool {
+ addrComp := bytes.Compare(ins.inputs[i].Address.Bytes(), ins.inputs[j].Address.Bytes())
+ if addrComp != 0 {
+ return addrComp < 0
+ }
+ return bytes.Compare(ins.inputs[i].AssetID.Bytes(), ins.inputs[j].AssetID.Bytes()) < 0
+}
+
+func (ins *innerSortInputsAndSigners) Len() int { return len(ins.inputs) }
+
+func (ins *innerSortInputsAndSigners) Swap(i, j int) {
+ ins.inputs[j], ins.inputs[i] = ins.inputs[i], ins.inputs[j]
+ ins.signers[j], ins.signers[i] = ins.signers[i], ins.signers[j]
+}
+
+// SortEVMInputsAndSigners sorts the list of EVMInputs based on the addresses and assetIDs
+func SortEVMInputsAndSigners(inputs []EVMInput, signers [][]*crypto.PrivateKeySECP256K1R) {
+ sort.Sort(&innerSortInputsAndSigners{inputs: inputs, signers: signers})
+}
+
+// IsSortedAndUniqueEVMInputs returns true if the EVM Inputs are sorted and unique
+// based on the account addresses
+func IsSortedAndUniqueEVMInputs(inputs []EVMInput) bool {
+ return utils.IsSortedAndUnique(&innerSortInputsAndSigners{inputs: inputs})
+}
+
+// innerSortEVMOutputs implements sort.Interface for EVMOutput
+type innerSortEVMOutputs struct {
+ outputs []EVMOutput
+}
+
+func (outs *innerSortEVMOutputs) Less(i, j int) bool {
+ addrComp := bytes.Compare(outs.outputs[i].Address.Bytes(), outs.outputs[j].Address.Bytes())
+ if addrComp != 0 {
+ return addrComp < 0
+ }
+ return bytes.Compare(outs.outputs[i].AssetID.Bytes(), outs.outputs[j].AssetID.Bytes()) < 0
+}
+
+func (outs *innerSortEVMOutputs) Len() int { return len(outs.outputs) }
+
+func (outs *innerSortEVMOutputs) Swap(i, j int) {
+ outs.outputs[j], outs.outputs[i] = outs.outputs[i], outs.outputs[j]
+}
+
+// SortEVMOutputs sorts the list of EVMOutputs based on the addresses and assetIDs
+// of the outputs
+func SortEVMOutputs(outputs []EVMOutput) {
+ sort.Sort(&innerSortEVMOutputs{outputs: outputs})
+}
+
+// IsSortedAndUniqueEVMOutputs returns true if the EVMOutputs are sorted and unique
+// based on the account addresses and assetIDs
+func IsSortedAndUniqueEVMOutputs(outputs []EVMOutput) bool {
+ return utils.IsSortedAndUnique(&innerSortEVMOutputs{outputs: outputs})
+}