private static bool IsReadableMemory(IntPtr address, out uint regionSize)
{
const int MEM_COMMIT = 0x00001000;
const int MEM_PRIVATE = 0x20000;
const int MEM_IMAGE = 0x1000000;
const int PAGE_NOACCESS = 0x01;
const int PAGE_READONLY = 0x02;
const int PAGE_READWRITE = 0x04;
const int PAGE_GUARD = 0x100;
var mbi = new MEMORY_BASIC_INFORMATION();
WinApi.VirtualQuery(address, ref mbi, Marshal.SizeOf <MEMORY_BASIC_INFORMATION>());
regionSize = (uint)mbi.RegionSize.ToInt32();
return(mbi.State == MEM_COMMIT &&
!Convert.ToBoolean(mbi.Protect & PAGE_GUARD) &&
mbi.Protect > PAGE_NOACCESS &&
mbi.Type == MEM_PRIVATE);
}
public static extern int VirtualQueryEx(IntPtr hProcess, IntPtr lpAddress, out MEMORY_BASIC_INFORMATION lpBuffer, uint dwLength);
public static extern int VirtualQuery(
IntPtr lpAddress,
ref MEMORY_BASIC_INFORMATION lpBuffer,
int dwLength
);