public static string[] EnumerateTables(Interop.Kernel32.Provider provider) { int size; try { size = Interop.Kernel32.EnumSystemFirmwareTables(provider, IntPtr.Zero, 0); } catch (DllNotFoundException) { return(null); } catch (EntryPointNotFoundException) { return(null); } IntPtr nativeBuffer = Marshal.AllocHGlobal(size); Interop.Kernel32.EnumSystemFirmwareTables(provider, nativeBuffer, size); byte[] buffer = new byte[size]; Marshal.Copy(nativeBuffer, buffer, 0, size); Marshal.FreeHGlobal(nativeBuffer); string[] result = new string[size / 4]; for (int i = 0; i < result.Length; i++) { result[i] = Encoding.ASCII.GetString(buffer, 4 * i, 4); } return(result); }
public static byte[] GetTable(Interop.Kernel32.Provider provider, int table) { int size; try { size = Interop.Kernel32.GetSystemFirmwareTable(provider, table, IntPtr.Zero, 0); } catch (Exception e) when(e is DllNotFoundException or EntryPointNotFoundException) { return(null); } if (size <= 0) { return(null); } IntPtr allocatedBuffer = IntPtr.Zero; try { allocatedBuffer = Marshal.AllocHGlobal(size); Interop.Kernel32.GetSystemFirmwareTable(provider, table, allocatedBuffer, size); if (Marshal.GetLastWin32Error() != 0) { return(null); } byte[] buffer = new byte[size]; Marshal.Copy(allocatedBuffer, buffer, 0, size); return(buffer); } finally { if (allocatedBuffer != IntPtr.Zero) { Marshal.FreeHGlobal(allocatedBuffer); } } }
public static byte[] GetTable(Interop.Kernel32.Provider provider, int table) { int size; try { size = Interop.Kernel32.GetSystemFirmwareTable(provider, table, IntPtr.Zero, 0); } catch (DllNotFoundException) { return(null); } catch (EntryPointNotFoundException) { return(null); } if (size <= 0) { return(null); } IntPtr nativeBuffer = Marshal.AllocHGlobal(size); Interop.Kernel32.GetSystemFirmwareTable(provider, table, nativeBuffer, size); if (Marshal.GetLastWin32Error() != 0) { return(null); } byte[] buffer = new byte[size]; Marshal.Copy(nativeBuffer, buffer, 0, size); Marshal.FreeHGlobal(nativeBuffer); return(buffer); }
public static byte[] GetTable(Interop.Kernel32.Provider provider, string table) { int id = table[3] << 24 | table[2] << 16 | table[1] << 8 | table[0]; return(GetTable(provider, id)); }