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authorTed Yin <[email protected]>2020-09-18 13:14:29 -0400
committerGitHub <[email protected]>2020-09-18 13:14:29 -0400
commitd048937c48753d9eaef771bf71820cf95d79df26 (patch)
tree1a7f65fcd72e77092525ab01625b8b9d365e3e40 /accounts/abi/pack.go
parent7d1388c743b4ec8f4a86bea95bfada785dee83f7 (diff)
parent7d8c85cf8895b0f998d8eafb02f99d5b689fcd59 (diff)
Merge pull request #34 from ava-labs/devv0.3.0-rc.5
Dev
Diffstat (limited to 'accounts/abi/pack.go')
-rw-r--r--accounts/abi/pack.go81
1 files changed, 0 insertions, 81 deletions
diff --git a/accounts/abi/pack.go b/accounts/abi/pack.go
deleted file mode 100644
index d88dde8..0000000
--- a/accounts/abi/pack.go
+++ /dev/null
@@ -1,81 +0,0 @@
-// Copyright 2016 The go-ethereum Authors
-// This file is part of the go-ethereum library.
-//
-// The go-ethereum library is free software: you can redistribute it and/or modify
-// it under the terms of the GNU Lesser General Public License as published by
-// the Free Software Foundation, either version 3 of the License, or
-// (at your option) any later version.
-//
-// The go-ethereum library is distributed in the hope that it will be useful,
-// but WITHOUT ANY WARRANTY; without even the implied warranty of
-// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
-// GNU Lesser General Public License for more details.
-//
-// You should have received a copy of the GNU Lesser General Public License
-// along with the go-ethereum library. If not, see <http://www.gnu.org/licenses/>.
-
-package abi
-
-import (
- "math/big"
- "reflect"
-
- "github.com/ava-labs/go-ethereum/common"
- "github.com/ava-labs/go-ethereum/common/math"
-)
-
-// packBytesSlice packs the given bytes as [L, V] as the canonical representation
-// bytes slice
-func packBytesSlice(bytes []byte, l int) []byte {
- len := packNum(reflect.ValueOf(l))
- return append(len, common.RightPadBytes(bytes, (l+31)/32*32)...)
-}
-
-// packElement packs the given reflect value according to the abi specification in
-// t.
-func packElement(t Type, reflectValue reflect.Value) []byte {
- switch t.T {
- case IntTy, UintTy:
- return packNum(reflectValue)
- case StringTy:
- return packBytesSlice([]byte(reflectValue.String()), reflectValue.Len())
- case AddressTy:
- if reflectValue.Kind() == reflect.Array {
- reflectValue = mustArrayToByteSlice(reflectValue)
- }
-
- return common.LeftPadBytes(reflectValue.Bytes(), 32)
- case BoolTy:
- if reflectValue.Bool() {
- return math.PaddedBigBytes(common.Big1, 32)
- }
- return math.PaddedBigBytes(common.Big0, 32)
- case BytesTy:
- if reflectValue.Kind() == reflect.Array {
- reflectValue = mustArrayToByteSlice(reflectValue)
- }
- return packBytesSlice(reflectValue.Bytes(), reflectValue.Len())
- case FixedBytesTy, FunctionTy:
- if reflectValue.Kind() == reflect.Array {
- reflectValue = mustArrayToByteSlice(reflectValue)
- }
- return common.RightPadBytes(reflectValue.Bytes(), 32)
- default:
- panic("abi: fatal error")
- }
-}
-
-// packNum packs the given number (using the reflect value) and will cast it to appropriate number representation
-func packNum(value reflect.Value) []byte {
- switch kind := value.Kind(); kind {
- case reflect.Uint, reflect.Uint8, reflect.Uint16, reflect.Uint32, reflect.Uint64:
- return U256(new(big.Int).SetUint64(value.Uint()))
- case reflect.Int, reflect.Int8, reflect.Int16, reflect.Int32, reflect.Int64:
- return U256(big.NewInt(value.Int()))
- case reflect.Ptr:
- return U256(value.Interface().(*big.Int))
- default:
- panic("abi: fatal error")
- }
-
-}