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Removed incorrect range check for push

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This commit is contained in:
obscuren
2014-12-30 16:16:02 +01:00
parent 9d429180f9
commit 29c887ef2c
2 changed files with 10 additions and 12 deletions
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17
vm/closure.go
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@ -1,8 +1,10 @@
package vm
import (
"math"
"math/big"
"github.com/ethereum/go-ethereum/ethutil"
"github.com/ethereum/go-ethereum/state"
)
@ -51,19 +53,14 @@ func (c *Closure) GetByte(x uint64) byte {
}
func (c *Closure) GetBytes(x, y int) []byte {
if x >= len(c.Code) || y >= len(c.Code) {
return nil
}
return c.Code[x : x+y]
return c.GetRangeValue(uint64(x), uint64(y))
}
func (c *Closure) GetRangeValue(x, y uint64) []byte {
if x >= uint64(len(c.Code)) || y >= uint64(len(c.Code)) {
return nil
}
func (c *Closure) GetRangeValue(x, size uint64) []byte {
x = uint64(math.Min(float64(x), float64(len(c.Code))))
y := uint64(math.Min(float64(x+size), float64(len(c.Code))))
return c.Code[x : x+y]
return ethutil.LeftPadBytes(c.Code[x:y], int(size))
}
func (c *Closure) Return(ret []byte) []byte {