mirror of
https://git.proxmox.com/git/mirror_edk2
synced 2025-11-04 12:54:17 +00:00
ac0a286f4d
REF: https://bugzilla.tianocore.org/show_bug.cgi?id=3737 Apply uncrustify changes to .c/.h files in the OvmfPkg package Cc: Andrew Fish <afish@apple.com> Cc: Leif Lindholm <leif@nuviainc.com> Cc: Michael D Kinney <michael.d.kinney@intel.com> Signed-off-by: Michael Kubacki <michael.kubacki@microsoft.com> Reviewed-by: Andrew Fish <afish@apple.com>
102 lines
3.1 KiB
C
102 lines
3.1 KiB
C
/** @file
|
|
EFI_SIMPLE_FILE_SYSTEM_PROTOCOL.OpenVolume() member function for the Virtio
|
|
Filesystem driver.
|
|
|
|
Copyright (C) 2020, Red Hat, Inc.
|
|
|
|
SPDX-License-Identifier: BSD-2-Clause-Patent
|
|
**/
|
|
|
|
#include <Library/BaseLib.h> // InsertTailList()
|
|
#include <Library/MemoryAllocationLib.h> // AllocatePool()
|
|
|
|
#include "VirtioFsDxe.h"
|
|
|
|
/**
|
|
Open the root directory on the Virtio Filesystem.
|
|
|
|
Refer to EFI_SIMPLE_FILE_SYSTEM_PROTOCOL_OPEN_VOLUME for the interface
|
|
contract.
|
|
**/
|
|
EFI_STATUS
|
|
EFIAPI
|
|
VirtioFsOpenVolume (
|
|
IN EFI_SIMPLE_FILE_SYSTEM_PROTOCOL *This,
|
|
OUT EFI_FILE_PROTOCOL **Root
|
|
)
|
|
{
|
|
VIRTIO_FS *VirtioFs;
|
|
VIRTIO_FS_FILE *VirtioFsFile;
|
|
EFI_STATUS Status;
|
|
CHAR8 *CanonicalPathname;
|
|
UINT64 RootDirHandle;
|
|
|
|
VirtioFs = VIRTIO_FS_FROM_SIMPLE_FS (This);
|
|
|
|
VirtioFsFile = AllocatePool (sizeof *VirtioFsFile);
|
|
if (VirtioFsFile == NULL) {
|
|
return EFI_OUT_OF_RESOURCES;
|
|
}
|
|
|
|
CanonicalPathname = AllocateCopyPool (sizeof "/", "/");
|
|
if (CanonicalPathname == NULL) {
|
|
Status = EFI_OUT_OF_RESOURCES;
|
|
goto FreeVirtioFsFile;
|
|
}
|
|
|
|
//
|
|
// Open the root directory.
|
|
//
|
|
Status = VirtioFsFuseOpenDir (
|
|
VirtioFs,
|
|
VIRTIO_FS_FUSE_ROOT_DIR_NODE_ID,
|
|
&RootDirHandle
|
|
);
|
|
if (EFI_ERROR (Status)) {
|
|
goto FreeCanonicalPathname;
|
|
}
|
|
|
|
//
|
|
// Populate the new VIRTIO_FS_FILE object.
|
|
//
|
|
VirtioFsFile->Signature = VIRTIO_FS_FILE_SIG;
|
|
VirtioFsFile->SimpleFile.Revision = EFI_FILE_PROTOCOL_REVISION;
|
|
VirtioFsFile->SimpleFile.Open = VirtioFsSimpleFileOpen;
|
|
VirtioFsFile->SimpleFile.Close = VirtioFsSimpleFileClose;
|
|
VirtioFsFile->SimpleFile.Delete = VirtioFsSimpleFileDelete;
|
|
VirtioFsFile->SimpleFile.Read = VirtioFsSimpleFileRead;
|
|
VirtioFsFile->SimpleFile.Write = VirtioFsSimpleFileWrite;
|
|
VirtioFsFile->SimpleFile.GetPosition = VirtioFsSimpleFileGetPosition;
|
|
VirtioFsFile->SimpleFile.SetPosition = VirtioFsSimpleFileSetPosition;
|
|
VirtioFsFile->SimpleFile.GetInfo = VirtioFsSimpleFileGetInfo;
|
|
VirtioFsFile->SimpleFile.SetInfo = VirtioFsSimpleFileSetInfo;
|
|
VirtioFsFile->SimpleFile.Flush = VirtioFsSimpleFileFlush;
|
|
VirtioFsFile->IsDirectory = TRUE;
|
|
VirtioFsFile->IsOpenForWriting = FALSE;
|
|
VirtioFsFile->OwnerFs = VirtioFs;
|
|
VirtioFsFile->CanonicalPathname = CanonicalPathname;
|
|
VirtioFsFile->FilePosition = 0;
|
|
VirtioFsFile->NodeId = VIRTIO_FS_FUSE_ROOT_DIR_NODE_ID;
|
|
VirtioFsFile->FuseHandle = RootDirHandle;
|
|
VirtioFsFile->FileInfoArray = NULL;
|
|
VirtioFsFile->SingleFileInfoSize = 0;
|
|
VirtioFsFile->NumFileInfo = 0;
|
|
VirtioFsFile->NextFileInfo = 0;
|
|
|
|
//
|
|
// One more file open for the filesystem.
|
|
//
|
|
InsertTailList (&VirtioFs->OpenFiles, &VirtioFsFile->OpenFilesEntry);
|
|
|
|
*Root = &VirtioFsFile->SimpleFile;
|
|
return EFI_SUCCESS;
|
|
|
|
FreeCanonicalPathname:
|
|
FreePool (CanonicalPathname);
|
|
|
|
FreeVirtioFsFile:
|
|
FreePool (VirtioFsFile);
|
|
|
|
return Status;
|
|
}
|