VirtualFsInternal.h

Go to the documentation of this file.

 
#ifndef VIRTUAL_FS_INTERNAL_H
#define VIRTUAL_FS_INTERNAL_H
 
#include <Uefi.h>
#include <Protocol/SimpleFileSystem.h>
#include <Guid/FileInfo.h>
 
#define VIRTUAL_VOLUME_DATA_SIGNATURE  \
  SIGNATURE_32 ('V', 'F', 'S', 'v')
 
#define VIRTUAL_VOLUME_FROM_FILESYSTEM_PROTOCOL(This) \
  CR (                             \
    This,                          \
    VIRTUAL_FILESYSTEM_DATA,       \
    FileSystem,                    \
    VIRTUAL_VOLUME_DATA_SIGNATURE  \
    )
 
#define VIRTUAL_FILE_DATA_SIGNATURE  \
  SIGNATURE_32 ('V', 'F', 'S', 'f')
 
#define VIRTUAL_FILE_FROM_PROTOCOL(This) \
  CR (                           \
    This,                        \
    VIRTUAL_FILE_DATA,           \
    Protocol,                    \
    VIRTUAL_FILE_DATA_SIGNATURE  \
    )
 
#define VIRTUAL_DIR_DATA_SIGNATURE  \
  SIGNATURE_32 ('V', 'F', 'S', 'd')
 
#define VIRTUAL_DIR_FROM_PROTOCOL(This) \
  CR (                           \
    This,                        \
    VIRTUAL_DIR_DATA,            \
    Protocol,                    \
    VIRTUAL_DIR_DATA_SIGNATURE   \
    )
 
typedef struct VIRTUAL_FILESYSTEM_DATA_  VIRTUAL_FILESYSTEM_DATA;
typedef struct VIRTUAL_FILE_DATA_        VIRTUAL_FILE_DATA;
typedef struct VIRTUAL_DIR_DATA_         VIRTUAL_DIR_DATA;
 
struct VIRTUAL_FILESYSTEM_DATA_ {
  UINT32                             Signature;
  EFI_SIMPLE_FILE_SYSTEM_PROTOCOL    *OriginalFileSystem;
  EFI_FILE_OPEN                      OpenCallback;
  EFI_SIMPLE_FILE_SYSTEM_PROTOCOL    FileSystem;
};
 
struct VIRTUAL_FILE_DATA_ {
  UINT32               Signature;
  CHAR16               *FileName;
  UINT8                *FileBuffer;
  UINT64               FileSize;
  UINT64               FilePosition;
  EFI_TIME             ModificationTime;
  EFI_FILE_OPEN        OpenCallback;
  EFI_FILE_PROTOCOL    *OriginalProtocol;
  EFI_FILE_PROTOCOL    Protocol;
};
 
struct VIRTUAL_DIR_DATA_ {
  UINT32               Signature;
  CHAR16               *FileName;
  LIST_ENTRY           Entries;
  LIST_ENTRY           *CurrentEntry;
  EFI_TIME             ModificationTime;
  EFI_FILE_PROTOCOL    *UnderlyingProtocol;
  EFI_FILE_PROTOCOL    Protocol;
};
 
typedef struct {
  UINT32           Signature;
  LIST_ENTRY       Link;
  EFI_FILE_INFO    *FileInfo;
} VIRTUAL_DIR_ENTRY;
 
//
// PRELINKED_KEXT signature for list identification.
//
#define VIRTUAL_DIR_ENTRY_SIGNATURE  SIGNATURE_32 ('V', 'S', 'd', 'L')
 
#define GET_VIRTUAL_DIR_ENTRY_FROM_LINK(This)  \
  (CR (                                        \
    (This),                                    \
    VIRTUAL_DIR_ENTRY,                         \
    Link,                                      \
    VIRTUAL_DIR_ENTRY_SIGNATURE                \
    ))
 
#endif // VIRTUAL_FS_INTERNAL_H