diff options
Diffstat (limited to 'ShellPkg/Library/UefiShellLevel2CommandsLib/Cp.c')
| -rw-r--r-- | ShellPkg/Library/UefiShellLevel2CommandsLib/Cp.c | 170 |
1 files changed, 115 insertions, 55 deletions
diff --git a/ShellPkg/Library/UefiShellLevel2CommandsLib/Cp.c b/ShellPkg/Library/UefiShellLevel2CommandsLib/Cp.c index 00b51b41..eb2b2cc5 100644 --- a/ShellPkg/Library/UefiShellLevel2CommandsLib/Cp.c +++ b/ShellPkg/Library/UefiShellLevel2CommandsLib/Cp.c @@ -1,7 +1,7 @@ /** @file
Main file for cp shell level 2 function.
- Copyright (c) 2009 - 2011, Intel Corporation. All rights reserved.<BR>
+ Copyright (c) 2009 - 2013, 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
@@ -13,6 +13,8 @@ **/
#include "UefiShellLevel2CommandsLib.h"
+#include <Guid/FileSystemInfo.h>
+#include <Guid/FileSystemVolumeLabelInfo.h>
/**
Function to take a list of files to copy and a destination location and do
@@ -62,24 +64,29 @@ CopySingleFile( IN BOOLEAN SilentMode
)
{
- VOID *Response;
- UINTN ReadSize;
- SHELL_FILE_HANDLE SourceHandle;
- SHELL_FILE_HANDLE DestHandle;
- EFI_STATUS Status;
- VOID *Buffer;
- CHAR16 *TempName;
- UINTN Size;
- EFI_SHELL_FILE_INFO *List;
- SHELL_STATUS ShellStatus;
-
+ VOID *Response;
+ UINTN ReadSize;
+ SHELL_FILE_HANDLE SourceHandle;
+ SHELL_FILE_HANDLE DestHandle;
+ EFI_STATUS Status;
+ VOID *Buffer;
+ CHAR16 *TempName;
+ UINTN Size;
+ EFI_SHELL_FILE_INFO *List;
+ SHELL_STATUS ShellStatus;
+ UINT64 SourceFileSize;
+ UINT64 DestFileSize;
+ EFI_FILE_PROTOCOL *DestVolumeFP;
+ EFI_FILE_SYSTEM_INFO *DestVolumeInfo;
+ UINTN DestVolumeInfoSize;
ASSERT(Resp != NULL);
- SourceHandle = NULL;
- DestHandle = NULL;
- Response = *Resp;
- List = NULL;
+ SourceHandle = NULL;
+ DestHandle = NULL;
+ Response = *Resp;
+ List = NULL;
+ DestVolumeInfo = NULL;
ReadSize = PcdGet16(PcdShellFileOperationSize);
// Why bother copying a file to itself
@@ -143,43 +150,95 @@ CopySingleFile( // Now copy all the files under the directory...
//
TempName = NULL;
- Size = 0;
+ Size = 0;
StrnCatGrow(&TempName, &Size, Source, 0);
StrnCatGrow(&TempName, &Size, L"\\*", 0);
- ShellOpenFileMetaArg((CHAR16*)TempName, EFI_FILE_MODE_READ, &List);
- TempName = NULL;
- StrnCatGrow(&TempName, &Size, Dest, 0);
- StrnCatGrow(&TempName, &Size, L"\\", 0);
- ShellStatus = ValidateAndCopyFiles(List, TempName, SilentMode, TRUE, Resp);
- ShellCloseFileMetaArg(&List);
- FreePool(TempName);
- Size = 0;
- } else {
- //
- // open file with create enabled
- //
- Status = ShellOpenFileByName(Dest, &DestHandle, EFI_FILE_MODE_READ|EFI_FILE_MODE_WRITE|EFI_FILE_MODE_CREATE, 0);
- if (EFI_ERROR(Status)) {
- return (SHELL_ACCESS_DENIED);
+ if (TempName != NULL) {
+ ShellOpenFileMetaArg((CHAR16*)TempName, EFI_FILE_MODE_READ, &List);
+ *TempName = CHAR_NULL;
+ StrnCatGrow(&TempName, &Size, Dest, 0);
+ StrnCatGrow(&TempName, &Size, L"\\", 0);
+ ShellStatus = ValidateAndCopyFiles(List, TempName, SilentMode, TRUE, Resp);
+ ShellCloseFileMetaArg(&List);
+ SHELL_FREE_NON_NULL(TempName);
+ Size = 0;
}
+ } else {
+ //
+ // open file with create enabled
+ //
+ Status = ShellOpenFileByName(Dest, &DestHandle, EFI_FILE_MODE_READ|EFI_FILE_MODE_WRITE|EFI_FILE_MODE_CREATE, 0);
+ if (EFI_ERROR(Status)) {
+ return (SHELL_ACCESS_DENIED);
+ }
- //
- // open source file
- //
- Status = ShellOpenFileByName(Source, &SourceHandle, EFI_FILE_MODE_READ, 0);
- ASSERT_EFI_ERROR(Status);
-
- //
- // copy data between files
- //
- Buffer = AllocateZeroPool(ReadSize);
- ASSERT(Buffer != NULL);
- while (ReadSize == PcdGet16(PcdShellFileOperationSize) && !EFI_ERROR(Status)) {
- Status = ShellReadFile(SourceHandle, &ReadSize, Buffer);
+ //
+ // open source file
+ //
+ Status = ShellOpenFileByName(Source, &SourceHandle, EFI_FILE_MODE_READ, 0);
ASSERT_EFI_ERROR(Status);
- Status = ShellWriteFile(DestHandle, &ReadSize, Buffer);
+
+ //
+ //get file size of source file and freespace available on destination volume
+ //
+ ShellGetFileSize(SourceHandle, &SourceFileSize);
+ ShellGetFileSize(DestHandle, &DestFileSize);
+
+ //
+ //if the destination file already exists then it will be replaced, meaning the sourcefile effectively needs less storage space
+ //
+ if(DestFileSize < SourceFileSize){
+ SourceFileSize -= DestFileSize;
+ } else {
+ SourceFileSize = 0;
+ }
+
+ //
+ //get the system volume info to check the free space
+ //
+ DestVolumeFP = ConvertShellHandleToEfiFileProtocol(DestHandle);
+ DestVolumeInfo = NULL;
+ DestVolumeInfoSize = 0;
+ Status = DestVolumeFP->GetInfo(
+ DestVolumeFP,
+ &gEfiFileSystemInfoGuid,
+ &DestVolumeInfoSize,
+ DestVolumeInfo
+ );
+
+ if (Status == EFI_BUFFER_TOO_SMALL) {
+ DestVolumeInfo = AllocateZeroPool(DestVolumeInfoSize);
+ Status = DestVolumeFP->GetInfo(
+ DestVolumeFP,
+ &gEfiFileSystemInfoGuid,
+ &DestVolumeInfoSize,
+ DestVolumeInfo
+ );
+ }
+
+ //
+ //check if enough space available on destination drive to complete copy
+ //
+ if (DestVolumeInfo->FreeSpace < SourceFileSize) {
+ //
+ //not enough space on destination directory to copy file
+ //
+ SHELL_FREE_NON_NULL(DestVolumeInfo);
+ ShellPrintHiiEx(-1, -1, NULL, STRING_TOKEN (STR_GEN_CPY_FAIL), gShellLevel2HiiHandle);
+ return(SHELL_VOLUME_FULL);
+ } else {
+ //
+ // copy data between files
+ //
+ Buffer = AllocateZeroPool(ReadSize);
+ ASSERT(Buffer != NULL);
+ while (ReadSize == PcdGet16(PcdShellFileOperationSize) && !EFI_ERROR(Status)) {
+ Status = ShellReadFile(SourceHandle, &ReadSize, Buffer);
+ Status = ShellWriteFile(DestHandle, &ReadSize, Buffer);
+ }
+ }
+ SHELL_FREE_NON_NULL(DestVolumeInfo);
}
- }
//
// close files
@@ -272,7 +331,7 @@ ValidateAndCopyFiles( for (Node = (EFI_SHELL_FILE_INFO *)GetFirstNode(&FileList->Link)
; !IsNull(&FileList->Link, &Node->Link)
; Node = (EFI_SHELL_FILE_INFO *)GetNextNode(&FileList->Link, &Node->Link)
- ){
+ ){
//
// skip the directory traversing stuff...
//
@@ -324,7 +383,7 @@ ValidateAndCopyFiles( for (Node = (EFI_SHELL_FILE_INFO *)GetFirstNode(&FileList->Link)
; !IsNull(&FileList->Link, &Node->Link)
; Node = (EFI_SHELL_FILE_INFO *)GetNextNode(&FileList->Link, &Node->Link)
- ){
+ ){
if (ShellGetExecutionBreakFlag()) {
break;
}
@@ -340,7 +399,7 @@ ValidateAndCopyFiles( if (FileList->Link.ForwardLink == FileList->Link.BackLink // 1 item
&& EFI_ERROR(ShellIsDirectory(DestDir)) // not an existing directory
- ) {
+ ) {
if (StrStr(DestDir, L":") == NULL) {
//
// simple copy of a single file
@@ -364,9 +423,9 @@ ValidateAndCopyFiles( // Check for leading slash
//
if (DestDir[0] == L'\\') {
- //
- // Copy to the root of CWD
- //
+ //
+ // Copy to the root of CWD
+ //
StrCpy(DestPath, Cwd);
while (PathRemoveLastItem(DestPath));
StrCat(DestPath, DestDir+1);
@@ -409,7 +468,7 @@ ValidateAndCopyFiles( if ( !EFI_ERROR(ShellIsDirectory(Node->FullName))
&& !EFI_ERROR(ShellIsDirectory(DestPath))
&& StrniCmp(Node->FullName, DestPath, StrLen(DestPath)) == NULL
- ){
+ ){
ShellPrintHiiEx(-1, -1, NULL, STRING_TOKEN (STR_CP_SD_PARENT), gShellLevel2HiiHandle);
ShellStatus = SHELL_INVALID_PARAMETER;
break;
@@ -422,7 +481,7 @@ ValidateAndCopyFiles( if ((TempLocation = StrniCmp(Node->FullName, DestPath, StrLen(Node->FullName))) == 0
&& (DestPath[StrLen(Node->FullName)] == CHAR_NULL || DestPath[StrLen(Node->FullName)] == L'\\')
- ) {
+ ) {
ShellPrintHiiEx(-1, -1, NULL, STRING_TOKEN (STR_CP_SD_SAME), gShellLevel2HiiHandle);
ShellStatus = SHELL_INVALID_PARAMETER;
break;
@@ -452,6 +511,7 @@ ValidateAndCopyFiles( }
return (ShellStatus);
+
}
/**
|