1 /** @file 2 Main file for EfiDecompress shell Debug1 function. 3 4 (C) Copyright 2015 Hewlett-Packard Development Company, L.P.<BR> 5 Copyright (c) 2005 - 2014, 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 "UefiShellDebug1CommandsLib.h" 17 #include <Protocol/Decompress.h> 18 19 20 /** 21 Function for 'decompress' command. 22 23 @param[in] ImageHandle Handle to the Image (NULL if Internal). 24 @param[in] SystemTable Pointer to the System Table (NULL if Internal). 25 **/ 26 SHELL_STATUS 27 EFIAPI 28 ShellCommandRunEfiDecompress ( 29 IN EFI_HANDLE ImageHandle, 30 IN EFI_SYSTEM_TABLE *SystemTable 31 ) 32 { 33 EFI_STATUS Status; 34 LIST_ENTRY *Package; 35 CHAR16 *ProblemParam; 36 SHELL_STATUS ShellStatus; 37 SHELL_FILE_HANDLE InFileHandle; 38 SHELL_FILE_HANDLE OutFileHandle; 39 UINT32 OutSize; 40 UINTN OutSizeTemp; 41 VOID *OutBuffer; 42 UINTN InSize; 43 VOID *InBuffer; 44 CHAR16 *InFileName; 45 CONST CHAR16 *OutFileName; 46 UINT64 Temp64Bit; 47 UINT32 ScratchSize; 48 VOID *ScratchBuffer; 49 EFI_DECOMPRESS_PROTOCOL *Decompress; 50 CONST CHAR16 *TempParam; 51 52 InFileName = NULL; 53 OutFileName = NULL; 54 OutSize = 0; 55 ShellStatus = SHELL_SUCCESS; 56 Status = EFI_SUCCESS; 57 OutBuffer = NULL; 58 InBuffer = NULL; 59 ScratchBuffer = NULL; 60 InFileHandle = NULL; 61 OutFileHandle = NULL; 62 63 // 64 // initialize the shell lib (we must be in non-auto-init...) 65 // 66 Status = ShellInitialize(); 67 ASSERT_EFI_ERROR(Status); 68 69 Status = CommandInit(); 70 ASSERT_EFI_ERROR(Status); 71 72 // 73 // parse the command line 74 // 75 Status = ShellCommandLineParse (EmptyParamList, &Package, &ProblemParam, TRUE); 76 if (EFI_ERROR(Status)) { 77 if (Status == EFI_VOLUME_CORRUPTED && ProblemParam != NULL) { 78 ShellPrintHiiEx(-1, -1, NULL, STRING_TOKEN (STR_GEN_PROBLEM), gShellDebug1HiiHandle, L"efidecompress", ProblemParam); 79 FreePool(ProblemParam); 80 ShellStatus = SHELL_INVALID_PARAMETER; 81 } else { 82 ASSERT(FALSE); 83 } 84 } else { 85 if (ShellCommandLineGetCount(Package) > 3) { 86 ShellPrintHiiEx(-1, -1, NULL, STRING_TOKEN (STR_GEN_TOO_MANY), gShellDebug1HiiHandle, L"efidecompress"); 87 ShellStatus = SHELL_INVALID_PARAMETER; 88 } else if (ShellCommandLineGetCount(Package) < 3) { 89 ShellPrintHiiEx(-1, -1, NULL, STRING_TOKEN (STR_GEN_TOO_FEW), gShellDebug1HiiHandle, L"efidecompress"); 90 ShellStatus = SHELL_INVALID_PARAMETER; 91 } else { 92 TempParam = ShellCommandLineGetRawValue(Package, 1); 93 ASSERT(TempParam != NULL); 94 InFileName = ShellFindFilePath(TempParam); 95 OutFileName = ShellCommandLineGetRawValue(Package, 2); 96 if (InFileName == NULL) { 97 ShellPrintHiiEx(-1, -1, NULL, STRING_TOKEN (STR_FILE_FIND_FAIL), gShellDebug1HiiHandle, L"efidecompress", TempParam); 98 ShellStatus = SHELL_NOT_FOUND; 99 } else { 100 if (ShellIsDirectory(InFileName) == EFI_SUCCESS){ 101 ShellPrintHiiEx(-1, -1, NULL, STRING_TOKEN (STR_FILE_NOT_DIR), gShellDebug1HiiHandle, L"efidecompress", InFileName); 102 ShellStatus = SHELL_INVALID_PARAMETER; 103 } 104 if (ShellIsDirectory(OutFileName) == EFI_SUCCESS){ 105 ShellPrintHiiEx(-1, -1, NULL, STRING_TOKEN (STR_FILE_NOT_DIR), gShellDebug1HiiHandle, L"efidecompress", OutFileName); 106 ShellStatus = SHELL_INVALID_PARAMETER; 107 } 108 if (ShellStatus == SHELL_SUCCESS) { 109 Status = ShellOpenFileByName(InFileName, &InFileHandle, EFI_FILE_MODE_READ, 0); 110 if (EFI_ERROR(Status)) { 111 ShellPrintHiiEx(-1, -1, NULL, STRING_TOKEN (STR_GEN_FILE_OPEN_FAIL), gShellDebug1HiiHandle, L"efidecompress", ShellCommandLineGetRawValue(Package, 1)); 112 ShellStatus = SHELL_NOT_FOUND; 113 } 114 } 115 116 if (ShellStatus == SHELL_SUCCESS) { 117 Status = FileHandleGetSize(InFileHandle, &Temp64Bit); 118 ASSERT(Temp64Bit <= (UINT32)(-1)); 119 InSize = (UINTN)Temp64Bit; 120 ASSERT_EFI_ERROR(Status); 121 InBuffer = AllocateZeroPool(InSize); 122 ASSERT(InBuffer != NULL); 123 Status = gEfiShellProtocol->ReadFile(InFileHandle, &InSize, InBuffer); 124 ASSERT_EFI_ERROR(Status); 125 126 Status = gBS->LocateProtocol(&gEfiDecompressProtocolGuid, NULL, (VOID**)&Decompress); 127 ASSERT_EFI_ERROR(Status); 128 129 Status = Decompress->GetInfo(Decompress, InBuffer, (UINT32)InSize, &OutSize, &ScratchSize); 130 if (EFI_ERROR(Status) || OutSize == 0) { 131 ShellPrintHiiEx(-1, -1, NULL, STRING_TOKEN (STR_EFI_DECOMPRESS_NOPE), gShellDebug1HiiHandle, InFileName); 132 ShellStatus = SHELL_NOT_FOUND; 133 } else { 134 Status = ShellOpenFileByName(OutFileName, &OutFileHandle, EFI_FILE_MODE_READ|EFI_FILE_MODE_WRITE|EFI_FILE_MODE_CREATE, 0); 135 if (EFI_ERROR(Status)) { 136 ShellPrintHiiEx(-1, -1, NULL, STRING_TOKEN (STR_FILE_OPEN_FAIL), gShellDebug1HiiHandle, ShellCommandLineGetRawValue(Package, 2), Status); 137 ShellStatus = SHELL_NOT_FOUND; 138 } else { 139 OutBuffer = AllocateZeroPool(OutSize); 140 ScratchBuffer = AllocateZeroPool(ScratchSize); 141 ASSERT(OutBuffer != NULL); 142 ASSERT(ScratchBuffer != NULL); 143 144 Status = Decompress->Decompress(Decompress, InBuffer, (UINT32)InSize, OutBuffer, OutSize, ScratchBuffer, ScratchSize); 145 ASSERT_EFI_ERROR(Status); 146 147 if (EFI_ERROR(Status)) { 148 ShellPrintHiiEx(-1, -1, NULL, STRING_TOKEN (STR_EFI_DECOMPRESS_FAIL), gShellDebug1HiiHandle, Status); 149 ShellStatus = SHELL_DEVICE_ERROR; 150 } else { 151 OutSizeTemp = OutSize; 152 Status = gEfiShellProtocol->WriteFile(OutFileHandle, &OutSizeTemp, OutBuffer); 153 OutSize = (UINT32)OutSizeTemp; 154 if (EFI_ERROR(Status)) { 155 ShellPrintHiiEx(-1, -1, NULL, STRING_TOKEN (STR_FILE_WRITE_FAIL), gShellDebug1HiiHandle, L"efidecompress", OutFileName, Status); 156 ShellStatus = SHELL_DEVICE_ERROR; 157 } 158 } 159 } 160 } 161 } 162 } 163 } 164 165 ShellCommandLineFreeVarList (Package); 166 } 167 if (InFileHandle != NULL) { 168 gEfiShellProtocol->CloseFile(InFileHandle); 169 } 170 if (OutFileHandle != NULL) { 171 gEfiShellProtocol->CloseFile(OutFileHandle); 172 } 173 174 SHELL_FREE_NON_NULL(InFileName); 175 SHELL_FREE_NON_NULL(InBuffer); 176 SHELL_FREE_NON_NULL(OutBuffer); 177 SHELL_FREE_NON_NULL(ScratchBuffer); 178 179 return (ShellStatus); 180 } 181
