Difference between revisions of "Lua:getInstructionSize"

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'''function''' getInstructionSize(''Address'') ''':''' integer
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[[Category:Lua]]
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{{CodeBox|'''function''' getInstructionSize(''address'') ''':''' Integer}}
  
Returns the size of an instruction (basically it disassembles the instruction and returns the number of bytes for you).
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Returns the size (in bytes) of the instruction at the given address. 
 +
Basically, it disassembles the instruction and returns how many bytes it occupies.
  
=== Function Parameters ===
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===Function Parameters===
 
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{|width="85%" cellpadding="5%" cellspacing="0" border="0"
{|width="85%" cellpadding="10%" cellpadding="5%" cellspacing="0" border="0"
 
 
!align="left"|Parameter
 
!align="left"|Parameter
 
!align="left"|Type
 
!align="left"|Type
 
!style="width: 80%;background-color:white;" align="left"|Description
 
!style="width: 80%;background-color:white;" align="left"|Description
 
|-
 
|-
|Address
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|address
|[[CEAddressString]] or Integer
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|Integer
|The address of the instruction
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|The memory address of the instruction to analyze.
 
|}
 
|}
  
 +
===Example===
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<pre>
 +
local size = getInstructionSize(0x401000)
 +
print("Instruction size:", size)
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</pre>
  
== See also ==
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{{LuaSeeAlso}}
* [[Lua]]
 
* [[Help_File:Script engine|Script engine]]
 
  
=== Related Functions ===
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{{Assembly}}
* [[disassemble]]
 
* [[getPreviousOpcode]]
 
* [[splitDisassembledString]]
 
* [[AOBScan]]
 
* [[autoAssemble]]
 
* [[readBytes]]
 
* [[readPointer]]
 
* [[writeBytes]]
 
* [[readBytesLocal]]
 
* [[readPointerLocal]]
 
* [[writeBytesLocal]]
 
* [[wordToByteTable]]
 
* [[dwordToByteTable]]
 
* [[qwordToByteTable]]
 
* [[floatToByteTable]]
 
* [[doubleToByteTable]]
 
* [[stringToByteTable]]
 
* [[wideStringToByteTable]]
 
* [[byteTableToWord]]
 
* [[byteTableToDword]]
 
* [[byteTableToQword]]
 
* [[byteTableToFloat]]
 
* [[byteTableToDouble]]
 
* [[byteTableToString]]
 
* [[byteTableToWideString]]
 

Latest revision as of 00:21, 5 December 2025

<> Function

function getInstructionSize(address) : Integer

Returns the size (in bytes) of the instruction at the given address. Basically, it disassembles the instruction and returns how many bytes it occupies.

Function Parameters[edit]

Parameter Type Description
address Integer The memory address of the instruction to analyze.

Example[edit]

local size = getInstructionSize(0x401000)
print("Instruction size:", size)

See also[edit]

Lua
Script Engine

Related Functions[edit]

autoAssemble
autoAssembleCheck
disassemble
splitDisassembledString
getInstructionSize
getPreviousOpcode
registerAssembler
unregisterAssembler