Function VirtualProtectEx [src]

Prototype

pub fn VirtualProtectEx(handle: HANDLE, addr: ?LPVOID, size: SIZE_T, new_prot: DWORD) VirtualProtectError!DWORD

Parameters

handle: HANDLEaddr: ?LPVOIDsize: SIZE_Tnew_prot: DWORD

Possible Errors

InvalidAddress

Unexpected

Source

  pub fn VirtualProtectEx(handle: HANDLE, addr: ?LPVOID, size: SIZE_T, new_prot: DWORD) VirtualProtectError!DWORD {
    var old_prot: DWORD = undefined;
    var out_addr = addr;
    var out_size = size;
    switch (ntdll.NtProtectVirtualMemory(
        handle,
        &out_addr,
        &out_size,
        new_prot,
        &old_prot,
    )) {
        .SUCCESS => return old_prot,
        .INVALID_ADDRESS => return error.InvalidAddress,
        // TODO: map errors
        else => |rc| return unexpectedStatus(rc),
    }
}  