C# Signature:
[DllImport("kernel32.dll", SetLastError=true)]
static extern IntPtr VirtualAlloc(IntPtr lpAddress, UIntPtr dwSize,
AllocationType flAllocationType, MemoryProtection flProtect);
User-Defined Types:
[Flags()]
public enum AllocationType:uint
{
COMMIT=0x1000,
RESERVE=0x2000,
RESET=0x80000,
LARGE_PAGES=0x20000000,
PHYSICAL=0x400000,
TOP_DOWN=0x100000,
WRITE_WATCH=0x200000
}
[Flags()]
public enum MemoryProtection:uint
{
EXECUTE=0x10,
EXECUTE_READ=0x20,
EXECUTE_READWRITE=0x40,
EXECUTE_WRITECOPY=0x80,
NOACCESS=0x01,
READONLY=0x02,
READWRITE=0x04,
WRITECOPY=0x08,
GUARD_Modifierflag=0x100,
NOCACHE_Modifierflag = 0x200,
WRITECOMBINE_Modifierflag = 0x400
}
None.
Notes:
None.
Tips & Tricks:
Marshal.AllocHGlobal(size) is a managed alternative api. But you must use VirtualAlloc directly, is you need special accessrights or protection.
Sample Code:
Please add some!
Alternative Managed API:
Do you know one? Please contribute it!
