1 /** @file
2   Main file for Ver shell level 3 function.
3 
4   Copyright (c) 2013, Hewlett-Packard Development Company, L.P.
5   Copyright (c) 2009 - 2010, Intel Corporation. All rights reserved.<BR>
6   This program and the accompanying materials
7   are licensed and made available under the terms and conditions of the BSD License
8   which accompanies this distribution.  The full text of the license may be found at
9   http://opensource.org/licenses/bsd-license.php
10 
11   THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
12   WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
13 
14 **/
15 
16 #include "UefiShellLevel3CommandsLib.h"
17 
18 #include <Library/ShellLib.h>
19 
20 STATIC CONST SHELL_PARAM_ITEM ParamList[] = {
21   {L"-s", TypeFlag},
22   {L"-terse", TypeFlag},
23   {L"-t", TypeFlag},
24   {L"-_pa", TypeFlag},
25   {NULL, TypeMax}
26   };
27 
28 /**
29   Function for 'ver' command.
30 
31   @param[in] ImageHandle  Handle to the Image (NULL if Internal).
32   @param[in] SystemTable  Pointer to the System Table (NULL if Internal).
33 **/
34 SHELL_STATUS
35 EFIAPI
ShellCommandRunVer(IN EFI_HANDLE ImageHandle,IN EFI_SYSTEM_TABLE * SystemTable)36 ShellCommandRunVer (
37   IN EFI_HANDLE        ImageHandle,
38   IN EFI_SYSTEM_TABLE  *SystemTable
39   )
40 {
41   EFI_STATUS          Status;
42   LIST_ENTRY          *Package;
43   CHAR16              *ProblemParam;
44   SHELL_STATUS        ShellStatus;
45   UINT8               Level;
46 
47   Level = PcdGet8(PcdShellSupportLevel);
48   ProblemParam        = NULL;
49   ShellStatus         = SHELL_SUCCESS;
50 
51   //
52   // initialize the shell lib (we must be in non-auto-init...)
53   //
54   Status = ShellInitialize();
55   ASSERT_EFI_ERROR(Status);
56 
57   Status = CommandInit();
58   ASSERT_EFI_ERROR(Status);
59 
60   //
61   // parse the command line
62   //
63   Status = ShellCommandLineParse (ParamList, &Package, &ProblemParam, TRUE);
64   if (EFI_ERROR(Status)) {
65     if (Status == EFI_VOLUME_CORRUPTED && ProblemParam != NULL) {
66       ShellPrintHiiEx(-1, -1, NULL, STRING_TOKEN (STR_GEN_PROBLEM), gShellLevel3HiiHandle, ProblemParam);
67       FreePool(ProblemParam);
68       ShellStatus = SHELL_INVALID_PARAMETER;
69     } else {
70       ASSERT(FALSE);
71     }
72   } else {
73     //
74     // check for "-?"
75     //
76     if (ShellCommandLineGetFlag(Package, L"-?")) {
77       ASSERT(FALSE);
78     }
79     if (ShellCommandLineGetRawValue(Package, 1) != NULL) {
80       //
81       // we have too many parameters
82       //
83       ShellPrintHiiEx(-1, -1, NULL, STRING_TOKEN (STR_GEN_TOO_MANY), gShellLevel3HiiHandle);
84       ShellStatus = SHELL_INVALID_PARAMETER;
85     } else {
86       if (ShellCommandLineGetFlag(Package, L"-s")) {
87         ShellPrintHiiEx (
88           0,
89           gST->ConOut->Mode->CursorRow,
90           NULL,
91           STRING_TOKEN (STR_VER_OUTPUT_SIMPLE),
92           gShellLevel3HiiHandle,
93           gEfiShellProtocol->MajorVersion,
94           gEfiShellProtocol->MinorVersion
95          );
96       } else {
97         ShellPrintHiiEx (
98           0,
99           gST->ConOut->Mode->CursorRow,
100           NULL,
101           STRING_TOKEN (STR_VER_OUTPUT_SHELL),
102           gShellLevel3HiiHandle,
103           SupportLevel[Level],
104           gEfiShellProtocol->MajorVersion,
105           gEfiShellProtocol->MinorVersion
106          );
107         if (!ShellCommandLineGetFlag(Package, L"-terse") && !ShellCommandLineGetFlag(Package, L"-t")){
108           ShellPrintHiiEx(
109             -1,
110             -1,
111             NULL,
112             STRING_TOKEN (STR_VER_OUTPUT_SUPPLIER),
113             gShellLevel3HiiHandle,
114             (CHAR16 *) PcdGetPtr (PcdShellSupplier)
115            );
116 
117 
118           ShellPrintHiiEx (
119             -1,
120             -1,
121             NULL,
122             STRING_TOKEN (STR_VER_OUTPUT_UEFI),
123             gShellLevel3HiiHandle,
124             (gST->Hdr.Revision&0xffff0000)>>16,
125             (gST->Hdr.Revision&0x0000ffff),
126             gST->FirmwareVendor,
127             gST->FirmwareRevision
128            );
129         }
130       }
131       //
132       // implementation specific support for displaying processor architecture
133       //
134       if (ShellCommandLineGetFlag(Package, L"-_pa")) {
135         ShellPrintEx(-1, -1, L"%d\r\n", sizeof(UINTN)==sizeof(UINT64)?64:32);
136       }
137     }
138 
139     //
140     // free the command line package
141     //
142     ShellCommandLineFreeVarList (Package);
143   }
144 
145   return (ShellStatus);
146 }
147 
148