summaryrefslogtreecommitdiff
path: root/ShellPkg/Library/UefiShellDebug1CommandsLib/EfiCompress.c
blob: d3c6af39990ea15bc00ea81007f8d69b5572264c (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
/** @file
  Main file for EfiCompress shell Debug1 function.

  Copyright (c) 2015, Hewlett-Packard Development Company, L.P.<BR>
  Copyright (c) 2005 - 2011, Intel Corporation. All rights reserved.<BR>
  This program and the accompanying materials
  are licensed and made available under the terms and conditions of the BSD License
  which accompanies this distribution.  The full text of the license may be found at
  http://opensource.org/licenses/bsd-license.php

  THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
  WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.

**/

#include "UefiShellDebug1CommandsLib.h"
#include "Compress.h"

/**
  Function for 'compress' command.

  @param[in] ImageHandle  Handle to the Image (NULL if Internal).
  @param[in] SystemTable  Pointer to the System Table (NULL if Internal).
**/
SHELL_STATUS
EFIAPI
ShellCommandRunEfiCompress (
  IN EFI_HANDLE        ImageHandle,
  IN EFI_SYSTEM_TABLE  *SystemTable
  )
{
  EFI_STATUS          Status;
  LIST_ENTRY          *Package;
  CHAR16              *ProblemParam;
  SHELL_STATUS        ShellStatus;
  SHELL_FILE_HANDLE   InShellFileHandle;
  SHELL_FILE_HANDLE   OutShellFileHandle;
  UINT64              OutSize;
  UINTN               OutSize2;
  VOID                *OutBuffer;
  UINT64              InSize;
  UINTN               InSize2;
  VOID                *InBuffer;
  CHAR16              *InFileName;
  CONST CHAR16        *OutFileName;
  CONST CHAR16        *TempParam;

  InFileName          = NULL;
  OutFileName         = NULL;
  OutSize             = 0;
  ShellStatus         = SHELL_SUCCESS;
  Status              = EFI_SUCCESS;
  OutBuffer           = NULL;
  InShellFileHandle   = NULL;
  OutShellFileHandle  = NULL;
  InBuffer            = NULL;

  //
  // initialize the shell lib (we must be in non-auto-init...)
  //
  Status = ShellInitialize();
  ASSERT_EFI_ERROR(Status);

  Status = CommandInit();
  ASSERT_EFI_ERROR(Status);

  //
  // parse the command line
  //
  Status = ShellCommandLineParse (EmptyParamList, &Package, &ProblemParam, TRUE);
  if (EFI_ERROR(Status)) {
    if (Status == EFI_VOLUME_CORRUPTED && ProblemParam != NULL) {
      ShellPrintHiiEx(-1, -1, NULL, STRING_TOKEN (STR_GEN_PROBLEM), gShellDebug1HiiHandle, L"eficompress", ProblemParam);  
      FreePool(ProblemParam);
      ShellStatus = SHELL_INVALID_PARAMETER;
    } else {
      ASSERT(FALSE);
    }
  } else {
    if (ShellCommandLineGetCount(Package) > 3) {
      ShellPrintHiiEx(-1, -1, NULL, STRING_TOKEN (STR_GEN_TOO_MANY), gShellDebug1HiiHandle, L"eficompress");  
      ShellStatus = SHELL_INVALID_PARAMETER;
    } else if (ShellCommandLineGetCount(Package) < 3) {
      ShellPrintHiiEx(-1, -1, NULL, STRING_TOKEN (STR_GEN_TOO_FEW), gShellDebug1HiiHandle, L"eficompress");  
      ShellStatus = SHELL_INVALID_PARAMETER;
    } else {
      TempParam = ShellCommandLineGetRawValue(Package, 1);
      ASSERT(TempParam != NULL);
      InFileName = ShellFindFilePath(TempParam);
      OutFileName = ShellCommandLineGetRawValue(Package, 2);
      if (InFileName == NULL) {
        ShellPrintHiiEx(-1, -1, NULL, STRING_TOKEN (STR_FILE_FIND_FAIL), gShellDebug1HiiHandle, L"eficompress", TempParam);  
        ShellStatus = SHELL_NOT_FOUND;
      } else {
        if (ShellIsDirectory(InFileName) == EFI_SUCCESS){
          ShellPrintHiiEx(-1, -1, NULL, STRING_TOKEN (STR_FILE_NOT_DIR), gShellDebug1HiiHandle, L"eficompress", InFileName);  
          ShellStatus = SHELL_INVALID_PARAMETER;
        }
        if (ShellIsDirectory(OutFileName) == EFI_SUCCESS){
          ShellPrintHiiEx(-1, -1, NULL, STRING_TOKEN (STR_FILE_NOT_DIR), gShellDebug1HiiHandle, L"eficompress", OutFileName);  
          ShellStatus = SHELL_INVALID_PARAMETER;
        }
        if (ShellStatus == SHELL_SUCCESS) {
          Status = ShellOpenFileByName(InFileName, &InShellFileHandle, EFI_FILE_MODE_READ, 0);
          if (EFI_ERROR(Status)) {
            ShellPrintHiiEx(-1, -1, NULL, STRING_TOKEN (STR_GEN_FILE_OPEN_FAIL), gShellDebug1HiiHandle, L"eficompress", ShellCommandLineGetRawValue(Package, 1));  
            ShellStatus = SHELL_NOT_FOUND;
          }
          Status = ShellOpenFileByName(OutFileName, &OutShellFileHandle, EFI_FILE_MODE_READ|EFI_FILE_MODE_WRITE|EFI_FILE_MODE_CREATE, 0);
          if (EFI_ERROR(Status)) {
            ShellPrintHiiEx(-1, -1, NULL, STRING_TOKEN (STR_GEN_FILE_OPEN_FAIL), gShellDebug1HiiHandle, L"eficompress", ShellCommandLineGetRawValue(Package, 2));  
            ShellStatus = SHELL_NOT_FOUND;
          }
        }
        if (ShellStatus == SHELL_SUCCESS) {
          Status = gEfiShellProtocol->GetFileSize(InShellFileHandle, &InSize);
          ASSERT_EFI_ERROR(Status);
          InBuffer = AllocateZeroPool((UINTN)InSize);
          ASSERT(InBuffer != NULL);
          InSize2 = (UINTN)InSize;
          Status = gEfiShellProtocol->ReadFile(InShellFileHandle, &InSize2, InBuffer);
          InSize = InSize2;
          ASSERT_EFI_ERROR(Status);
          Status = Compress(InBuffer, InSize, OutBuffer, &OutSize);
          if (Status == EFI_BUFFER_TOO_SMALL) {
            OutBuffer = AllocateZeroPool((UINTN)OutSize);
            ASSERT(OutBuffer != NULL);
            Status = Compress(InBuffer, InSize, OutBuffer, &OutSize);
          }
          if (EFI_ERROR(Status)) {
            ShellPrintHiiEx(-1, -1, NULL, STRING_TOKEN (STR_EFI_COMPRESS_FAIL), gShellDebug1HiiHandle, Status);
            ShellStatus = SHELL_DEVICE_ERROR;
          } else {
            OutSize2 = (UINTN)OutSize;
            Status = gEfiShellProtocol->WriteFile(OutShellFileHandle, &OutSize2, OutBuffer);
            if (EFI_ERROR(Status)) {
              ShellPrintHiiEx(-1, -1, NULL, STRING_TOKEN (STR_FILE_WRITE_FAIL), gShellDebug1HiiHandle, L"eficompress", OutFileName);  
              ShellStatus = SHELL_DEVICE_ERROR;
            }
          }
        }
      }
    }

    ShellCommandLineFreeVarList (Package);
  }
  if (InShellFileHandle != NULL) {
    gEfiShellProtocol->CloseFile(InShellFileHandle);
  }
  if (OutShellFileHandle != NULL) {
    gEfiShellProtocol->CloseFile(OutShellFileHandle);
  }
  SHELL_FREE_NON_NULL(InFileName);
  SHELL_FREE_NON_NULL(InBuffer);
  SHELL_FREE_NON_NULL(OutBuffer);

  return (ShellStatus);
}