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/** @file
Main file for EfiCompress shell Debug1 function.
Copyright (c) 2005 - 2010, 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"
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;
VOID *OutBuffer;
UINT64 InSize;
VOID *InBuffer;
CHAR16 *InFileName;
CONST CHAR16 *OutFileName;
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, 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);
ShellStatus = SHELL_INVALID_PARAMETER;
} else if (ShellCommandLineGetCount(Package) < 3) {
ShellPrintHiiEx(-1, -1, NULL, STRING_TOKEN (STR_GEN_TOO_FEW), gShellDebug1HiiHandle);
ShellStatus = SHELL_INVALID_PARAMETER;
} else {
InFileName = ShellFindFilePath(ShellCommandLineGetRawValue(Package, 1));
OutFileName = ShellCommandLineGetRawValue(Package, 2);
Status = ShellOpenFileByName(InFileName, &InShellFileHandle, EFI_FILE_MODE_READ, 0);
if (EFI_ERROR(Status)) {
ShellPrintHiiEx(-1, -1, NULL, STRING_TOKEN (STR_FILE_OPEN_FAIL), gShellDebug1HiiHandle, ShellCommandLineGetRawValue(Package, 1), Status);
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_FILE_OPEN_FAIL), gShellDebug1HiiHandle, ShellCommandLineGetRawValue(Package, 2), Status);
ShellStatus = SHELL_NOT_FOUND;
}
if (FileHandleIsDirectory(InShellFileHandle) == EFI_SUCCESS){
ShellPrintHiiEx(-1, -1, NULL, STRING_TOKEN (STR_FILE_NOT_DIR), gShellDebug1HiiHandle, InFileName);
ShellStatus = SHELL_INVALID_PARAMETER;
}
if (FileHandleIsDirectory(OutShellFileHandle) == EFI_SUCCESS){
ShellPrintHiiEx(-1, -1, NULL, STRING_TOKEN (STR_FILE_NOT_DIR), gShellDebug1HiiHandle, OutFileName);
ShellStatus = SHELL_INVALID_PARAMETER;
}
Status = gEfiShellProtocol->GetFileSize(InShellFileHandle, &InSize);
ASSERT_EFI_ERROR(Status);
InBuffer = AllocateZeroPool((UINTN)InSize);
ASSERT(InBuffer != NULL);
Status = gEfiShellProtocol->ReadFile(InShellFileHandle, &((UINTN)InSize), InBuffer);
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 {
Status = gEfiShellProtocol->WriteFile(OutShellFileHandle, &((UINTN)OutSize), OutBuffer);
if (EFI_ERROR(Status)) {
ShellPrintHiiEx(-1, -1, NULL, STRING_TOKEN (STR_FILE_WRITE_FAIL), gShellDebug1HiiHandle, OutFileName, Status);
ShellStatus = SHELL_DEVICE_ERROR;
}
}
}
ShellCommandLineFreeVarList (Package);
}
if (InFileName != NULL) {
FreePool(InFileName);
}
if (InShellFileHandle != NULL) {
gEfiShellProtocol->CloseFile(InShellFileHandle);
}
if (OutShellFileHandle != NULL) {
gEfiShellProtocol->CloseFile(OutShellFileHandle);
}
if (InBuffer != NULL) {
FreePool(InBuffer);
}
if (OutBuffer != NULL) {
FreePool(OutBuffer);
}
return (ShellStatus);
}
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