mobile: initial wrappers for mobile support

1 files changed, 56 insertions, 0 deletions

diff --git a/mobile/vm.go b/mobile/vm.go
new file mode 100644
index 000000000..a68917ca6
--- /dev/null
+++ b/mobile/vm.go
@@ -0,0 +1,56 @@
+// 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/>.
+
+// Contains all the wrappers from the core/types package.
+
+package geth
+
+import (
+	"errors"
+
+	"github.com/ethereum/go-ethereum/core/vm"
+)
+
+// Log represents a contract log event. These events are generated by the LOG
+// opcode and stored/indexed by the node.
+type Log struct {
+	log *vm.Log
+}
+
+func (l *Log) GetAddress() *Address  { return &Address{l.log.Address} }
+func (l *Log) GetTopics() *Hashes    { return &Hashes{l.log.Topics} }
+func (l *Log) GetData() []byte       { return l.log.Data }
+func (l *Log) GetBlockNumber() int64 { return int64(l.log.BlockNumber) }
+func (l *Log) GetTxHash() *Hash      { return &Hash{l.log.TxHash} }
+func (l *Log) GetTxIndex() int       { return int(l.log.TxIndex) }
+func (l *Log) GetBlockHash() *Hash   { return &Hash{l.log.BlockHash} }
+func (l *Log) GetIndex() int         { return int(l.log.Index) }
+
+// Logs represents a slice of VM logs.
+type Logs struct{ logs vm.Logs }
+
+// Size returns the number of logs in the slice.
+func (l *Logs) Size() int {
+	return len(l.logs)
+}
+
+// Get returns the log at the given index from the slice.
+func (l *Logs) Get(index int) (*Log, error) {
+	if index < 0 || index >= len(l.logs) {
+		return nil, errors.New("index out of bounds")
+	}
+	return &Log{l.logs[index]}, nil
+}