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ShellPkg: Allow opening of root drive nodes 

Contributed-under: TianoCore Contribution Agreement 1.0
Signed-off-by: Jaben Carsey <Jaben.carsey@intel.com>
Reviewed-by: Erik Bjorge <erik.c.bjorge@intel.com>



git-svn-id: https://svn.code.sf.net/p/edk2/code/trunk/edk2@15424 6f19259b-4bc3-4df7-8a09-765794883524
This commit is contained in:
Jaben Carsey 2014-03-31 21:06:13 +00:00 committed by jcarsey
parent 4b5168d852
commit d0a5723f50
1 changed files with 34 additions and 19 deletions
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53
ShellPkg/Application/Shell/ShellProtocol.c
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@ -1898,7 +1898,7 @@ CreateAndPopulateShellFileInfo(
TempString = StrnCatGrow(&TempString, &Size, BasePath, 0);
if (TempString == NULL) {
FreePool((VOID*)ShellFileListItem->FileName);
FreePool(ShellFileListItem->Info);
SHELL_FREE_NON_NULL(ShellFileListItem->Info);
FreePool(ShellFileListItem);
return (NULL);
}
@ -2105,6 +2105,7 @@ ShellSearchHandle(
EFI_SHELL_FILE_INFO *ShellInfo;
EFI_SHELL_FILE_INFO *ShellInfoNode;
EFI_SHELL_FILE_INFO *NewShellNode;
EFI_FILE_INFO *FileInfo;
BOOLEAN Directory;
CHAR16 *NewFullName;
UINTN Size;
@ -2132,30 +2133,44 @@ ShellSearchHandle(
if (CurrentFilePattern[0] == CHAR_NULL
&&NextFilePatternStart[0] == CHAR_NULL
){
){
//
// Add the current parameter FileHandle to the list, then end...
// we want the parent or root node (if no parent)
//
if (ParentNode == NULL) {
Status = EFI_INVALID_PARAMETER;
//
// We want the root node. create the node.
//
FileInfo = FileHandleGetInfo(FileHandle);
NewShellNode = CreateAndPopulateShellFileInfo(
L":",
EFI_SUCCESS,
L"\\",
FileHandle,
FileInfo
);
SHELL_FREE_NON_NULL(FileInfo);
} else {
//
// Add the current parameter FileHandle to the list, then end...
//
NewShellNode = InternalDuplicateShellFileInfo((EFI_SHELL_FILE_INFO*)ParentNode, TRUE);
if (NewShellNode == NULL) {
Status = EFI_OUT_OF_RESOURCES;
} else {
NewShellNode->Handle = NULL;
if (*FileList == NULL) {
*FileList = AllocateZeroPool(sizeof(EFI_SHELL_FILE_INFO));
InitializeListHead(&((*FileList)->Link));
}
//
// Add to the returning to use list
//
InsertTailList(&(*FileList)->Link, &NewShellNode->Link);
Status = EFI_SUCCESS;
}
if (NewShellNode == NULL) {
Status = EFI_OUT_OF_RESOURCES;
} else {
NewShellNode->Handle = NULL;
if (*FileList == NULL) {
*FileList = AllocateZeroPool(sizeof(EFI_SHELL_FILE_INFO));
InitializeListHead(&((*FileList)->Link));
}
//
// Add to the returning to use list
//
InsertTailList(&(*FileList)->Link, &NewShellNode->Link);
Status = EFI_SUCCESS;
}
} else {
Status = EfiShellFindFilesInDir(FileHandle, &ShellInfo);