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authorDeterminant <[email protected]>2020-06-28 14:47:41 -0400
committerDeterminant <[email protected]>2020-06-28 14:47:41 -0400
commitd235e2c6a5788ec4a6cff15a16f56b38a3876a0d (patch)
tree5f2727f7a50ee5840f889c82776d3a30a88dd59b /accounts/abi/numbers.go
parent13ebd8bd9468e9d769d598b0ca2afb72ba78cb97 (diff)
...
Diffstat (limited to 'accounts/abi/numbers.go')
-rw-r--r--accounts/abi/numbers.go44
1 files changed, 44 insertions, 0 deletions
diff --git a/accounts/abi/numbers.go b/accounts/abi/numbers.go
new file mode 100644
index 0000000..c2e844c
--- /dev/null
+++ b/accounts/abi/numbers.go
@@ -0,0 +1,44 @@
+// Copyright 2015 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"
+)
+
+var (
+ bigT = reflect.TypeOf(&big.Int{})
+ derefbigT = reflect.TypeOf(big.Int{})
+ uint8T = reflect.TypeOf(uint8(0))
+ uint16T = reflect.TypeOf(uint16(0))
+ uint32T = reflect.TypeOf(uint32(0))
+ uint64T = reflect.TypeOf(uint64(0))
+ int8T = reflect.TypeOf(int8(0))
+ int16T = reflect.TypeOf(int16(0))
+ int32T = reflect.TypeOf(int32(0))
+ int64T = reflect.TypeOf(int64(0))
+ addressT = reflect.TypeOf(common.Address{})
+)
+
+// U256 converts a big Int into a 256bit EVM number.
+func U256(n *big.Int) []byte {
+ return math.PaddedBigBytes(math.U256(n), 32)
+}