Search
Module:
Directory

   Desktop Functions:

   Smart Device Functions:


Show Recent Changes
Subscribe (RSS)
Misc. Pages
Comments
FAQ
Helpful Tools
Playground
Suggested Reading
Website TODO List
Download Visual Studio Add-In

VirtualFree (kernel32)
 
.
Summary

C# Signature:

[DllImport("kernel32.dll", SetLastError=true, ExactSpelling=true)]
static extern bool VirtualFreeEx(IntPtr hProcess, IntPtr lpAddress,
   int dwSize, FreeType dwFreeType);

[DllImport("kernel32.dll", SetLastError=true, ExactSpelling=true)]
public static unsafe extern bool VirtualFreeEx(
   IntPtr hProcess, byte* pAddress,
   int size, FreeType freeType);

VB Signature:

<DllImport("kernel32.dll")> _
Public Shared Function VirtualFreeEx(ByVal hProcess As IntPtr, _
                      ByVal lpAddress As IntPtr, _
                      ByVal dwSize As Integer, _
                      ByVal dwFreeType As FreeType) As Boolean
End Function

Boo Signature:

[DllImport("kernel32.dll", SetLastError : true, ExactSpelling : true)]
static def VirtualFreeEx(hProcess as IntPtr, lpAddress as IntPtr, dwSize as UInt32, freeType as AllocationType) as bool:
     pass

User-Defined Types:

[Flags]
public enum FreeType
{
     Decommit = 0x4000,
     Release = 0x8000,
}

<Flags()> _
Public Enum FreeType As UInteger
     DECOMMIT = &H4000
     RELEASE = &H8000
End Enum

Notes:

None.

Tips & Tricks:

Please add some!

Sample Code:

Please add some!

Alternative Managed API:

The ManagedWindowsApi project (http://mwinapi.sourceforge.net) provides a ProcessMemoryChunk class to allocate and access memory of a different process.

Documentation

Please edit this page!

Do you have...

  • helpful tips or sample code to share for using this API in managed code?
  • corrections to the existing content?
  • variations of the signature you want to share?
  • additional languages you want to include?

Select "Edit This Page" on the right hand toolbar and edit it! Or add new pages containing supporting types needed for this API (structures, delegates, and more).

 
Access PInvoke.net directly from VS:
Terms of Use
Edit This Page
Find References
Show Printable Version
Revisions