private static extern IntPtr VirtualAllocEx(

        VirtualAllocExTypes allocationType,

        VirtualAllocExTypes dwFreeType

    private enum VirtualAllocExTypes

            allocated = StatusBar.VirtualAllocEx(hProcess, IntPtr.Zero, length, (VirtualAllocExTypes.MEM_COMMIT_OR_RESERVE), AccessProtectionFlags.PAGE_READWRITE);

            StatusBar.VirtualFreeEx(hProcess, allocated, 0, VirtualAllocExTypes.MEM_RELEASE);

    IntPtr pszTextPtr = VirtualAllocEx(process, IntPtr.Zero, 512, AllocationType.Commit, MemoryProtection.ReadWrite);

    IntPtr tcitemPtr = VirtualAllocEx(process, IntPtr.Zero, (uint)Marshal.SizeOf(typeof(TCITEM)), AllocationType.Commit, MemoryProtection.ReadWrite);

    static extern IntPtr VirtualAllocEx(IntPtr hProcess, IntPtr lpAddress,

        /// pages (using VirtualAlloc with MEM_COMMIT) changes this value immediately; however,

It is recommended that VirtualAlloc be used to allocate an unmanaged block of memory for use with this function. The array of file segments can be effeciently constructed without heap allocation using stackalloc. You will need to get the system's page size through a call to GetSystemInfo.

static extern IntPtr VirtualAllocEx(IntPtr hProcess, IntPtr lpAddress,

Private Function VirtualAllocEx(ByVal hProcess As IntPtr, ByVal lpAddress As IntPtr, _

static def VirtualAllocEx(hProcess as IntPtr, lpAddress as IntPtr, dwSize as IntPtr, flAllocationType as AllocationType, flProtect as MemoryProtection) as IntPtr:

static extern IntPtr VirtualAllocEx(IntPtr hProcess, IntPtr lpAddress,

Private Function VirtualAllocEx(ByVal hProcess As IntPtr, ByVal lpAddress As IntPtr, _

static def VirtualAllocEx(hProcess as IntPtr, lpAddress as IntPtr, dwSize as int, flAllocationType as AllocationType, flProtect as MemoryProtection) as IntPtr:

It is recommended that VirtualAlloc be used to allocate an unmanaged block of memory for use with this function. The array of file segments can be effeciently constructed without heap allocation using stackalloc. You will need to get the system's page size through a call to GetSystemInfo.

It is recommended that VirtualAlloc be used to allocate an unmanaged block of memory for use with this function. The array of file segments can be effeciently constructed without heap allocation using stackalloc. You will need to get the system's page size through a call to GetSystemInfo.