86 lines
2.3 KiB
ActionScript
86 lines
2.3 KiB
ActionScript
package
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{
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import flash.utils.ByteArray
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public class ExploitByteArray
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{
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private const MAX_STRING_LENGTH:uint = 100
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public var ba:ByteArray
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public var original_length:uint
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private var platform:String
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public function ExploitByteArray(p:String, l:uint = 1024)
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{
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ba = new ByteArray()
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ba.length = l
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ba.endian = "littleEndian"
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ba.writeUnsignedInt(0)
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platform = p
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original_length = l
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}
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public function set_length(length:uint):void
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{
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ba.length = length
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}
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public function get_length():uint
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{
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return ba.length
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}
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public function lets_ready():void
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{
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ba.endian = "littleEndian"
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if (platform == "linux") {
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ba.length = 0xffffffff
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}
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}
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public function is_ready():Boolean
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{
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if (ba.length == 0xffffffff)
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return true
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return false
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}
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public function read(addr:uint, type:String = "dword"):uint
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{
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ba.position = addr
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switch(type) {
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case "dword":
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return ba.readUnsignedInt()
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case "word":
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return ba.readUnsignedShort()
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case "byte":
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return ba.readUnsignedByte()
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}
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return 0
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}
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public function read_string(addr:uint, length:uint = 0):String
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{
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ba.position = addr
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if (length == 0)
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return ba.readUTFBytes(MAX_STRING_LENGTH)
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else
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return ba.readUTFBytes(length)
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}
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public function write(addr:uint, value:* = 0, zero:Boolean = true):void
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{
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var i:uint
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if (addr) ba.position = addr
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if (value is String) {
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for (i = 0; i < value.length; i++) ba.writeByte(value.charCodeAt(i))
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if (zero) ba.writeByte(0)
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} else if (value is ByteArray) {
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var value_length:uint = value.length
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for (i = 0; i < value_length; i++) ba.writeByte(value.readByte())
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} else ba.writeUnsignedInt(value)
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}
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}
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}
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