1 | /** @file
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2 | Main file for NULL named library for install1 shell command functions.
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3 |
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4 | Copyright (c) 2010 - 2013, Intel Corporation. All rights reserved.
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5 | This program and the accompanying materials
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6 | are licensed and made available under the terms and conditions of the BSD License
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7 | which accompanies this distribution. The full text of the license may be found at
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8 | http://opensource.org/licenses/bsd-license.php
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9 |
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10 | THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
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11 | WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
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12 |
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13 | **/
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14 |
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15 | #include "UefiDpLib.h"
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16 |
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17 | STATIC CONST CHAR16 mFileName[] = L"ShellCommands";
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18 | EFI_HANDLE gDpHiiHandle = NULL;
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19 |
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20 | #define DP_HII_GUID \
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21 | { \
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22 | 0xeb832fd9, 0x9089, 0x4898, { 0x83, 0xc9, 0x41, 0x61, 0x8f, 0x5c, 0x48, 0xb9 } \
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23 | }
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24 |
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25 | EFI_GUID gDpHiiGuid = DP_HII_GUID;
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26 |
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27 | /**
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28 | Function to get the filename with help context if HII will not be used.
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29 |
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30 | @return The filename with help text in it.
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31 | **/
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32 | CONST CHAR16*
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33 | EFIAPI
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34 | UefiDpLibGetManFileName (
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35 | VOID
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36 | )
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37 | {
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38 | return (mFileName);
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39 | }
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40 |
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41 | /**
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42 | Constructor for the Shell Level 1 Commands library.
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43 |
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44 | Install the handlers for level 1 UEFI Shell 2.0 commands.
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45 |
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46 | @param ImageHandle the image handle of the process
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47 | @param SystemTable the EFI System Table pointer
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48 |
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49 | @retval EFI_SUCCESS the shell command handlers were installed sucessfully
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50 | @retval EFI_UNSUPPORTED the shell level required was not found.
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51 | **/
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52 | EFI_STATUS
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53 | EFIAPI
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54 | UefiDpLibConstructor (
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55 | IN EFI_HANDLE ImageHandle,
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56 | IN EFI_SYSTEM_TABLE *SystemTable
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57 | )
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58 | {
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59 | //
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60 | // check our bit of the profiles mask
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61 | //
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62 | if ((PcdGet8(PcdShellProfileMask) & BIT2) == 0) {
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63 | return (EFI_SUCCESS);
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64 | }
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65 |
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66 | //
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67 | // 3rd parameter 'HII strings array' must be name of .uni strings file followed by 'Strings', e.g. mycommands.uni must be
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68 | // specified as 'mycommandsStrings' because the build Autogen process defines this as a string array for the strings in your
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69 | // .uni file. Examine your Build folder under your package's DEBUG folder and you will find it defined in a xxxStrDefs.h file.
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70 | //
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71 | gDpHiiHandle = HiiAddPackages (&gDpHiiGuid, gImageHandle, UefiDpLibStrings, NULL);
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72 | if (gDpHiiHandle == NULL) {
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73 | return (EFI_DEVICE_ERROR);
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74 | }
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75 |
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76 | //
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77 | // install our shell command handlers that are always installed
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78 | //
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79 | ShellCommandRegisterCommandName(L"dp", ShellCommandRunDp , UefiDpLibGetManFileName, 0, L"", FALSE, gDpHiiHandle, STRING_TOKEN(STR_GET_HELP_DP));
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80 |
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81 | return (EFI_SUCCESS);
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82 | }
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83 |
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84 | /**
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85 | Destructor for the library. free any resources.
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86 |
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87 | @param ImageHandle The image handle of the process.
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88 | @param SystemTable The EFI System Table pointer.
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89 | **/
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90 | EFI_STATUS
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91 | EFIAPI
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92 | UefiDpLibDestructor (
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93 | IN EFI_HANDLE ImageHandle,
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94 | IN EFI_SYSTEM_TABLE *SystemTable
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95 | )
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96 | {
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97 | if (gDpHiiHandle != NULL) {
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98 | HiiRemovePackages(gDpHiiHandle);
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99 | }
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100 | return (EFI_SUCCESS);
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101 | }
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