OcStorageLib.h

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#ifndef OC_STORAGE_LIB_H
#define OC_STORAGE_LIB_H
 
#include <Library/BaseOverflowLib.h>
#include <Library/OcCryptoLib.h>
#include <Library/OcFileLib.h>
#include <Library/OcSerializeLib.h>
 
#define OC_STORAGE_VAULT_PATH  L"vault.plist"
 
#define OC_STORAGE_VAULT_SIGNATURE_PATH  L"vault.sig"
 
#define OC_STORAGE_VAULT_VERSION  1
 
#define OC_STORAGE_SAFE_PATH_MAX  128
 
#define OC_STORAGE_VAULT_HASH_FIELDS(_, __) \
  _(UINT8      , Hash     , [SHA256_DIGEST_SIZE] , {0}         , () )
OC_DECLARE (OC_STORAGE_VAULT_HASH)
 
#define OC_STORAGE_VAULT_FILES_FIELDS(_, __) \
  OC_MAP (OC_STRING, OC_STORAGE_VAULT_HASH, _, __)
OC_DECLARE (OC_STORAGE_VAULT_FILES)
 
#define OC_STORAGE_VAULT_FIELDS(_, __) \
  _(UINT32                      , Version  ,     , 0                                         , () ) \
  _(OC_STORAGE_VAULT_FILES      , Files    ,     , OC_CONSTR (OC_STORAGE_VAULT_FILES, _, __) , OC_DESTR (OC_STORAGE_VAULT_FILES))
OC_DECLARE (OC_STORAGE_VAULT)
 
 
typedef struct {
  EFI_SIMPLE_FILE_SYSTEM_PROTOCOL    *FileSystem;
  EFI_HANDLE                         StorageHandle;
  EFI_DEVICE_PATH_PROTOCOL           *StoragePath;
  CONST CHAR16                       *StorageRoot;
  EFI_FILE_PROTOCOL                  *Storage;
  EFI_HANDLE                         DummyStorageHandle;
  EFI_DEVICE_PATH_PROTOCOL           *DummyDevicePath;
  EFI_DEVICE_PATH_PROTOCOL           *DummyFilePath;
  OC_STORAGE_VAULT                   Vault;
  BOOLEAN                            HasVault;
} OC_STORAGE_CONTEXT;
 
EFI_STATUS
OcStorageInitFromFs (
  OUT OC_STORAGE_CONTEXT               *Context,
  IN  EFI_SIMPLE_FILE_SYSTEM_PROTOCOL  *FileSystem,
  IN  EFI_HANDLE                       StorageHandle  OPTIONAL,
  IN  EFI_DEVICE_PATH_PROTOCOL         *StoragePath   OPTIONAL,
  IN  CONST CHAR16                     *StorageRoot,
  IN  OC_RSA_PUBLIC_KEY                *StorageKey    OPTIONAL
  );
 
VOID
OcStorageFree (
  IN OUT OC_STORAGE_CONTEXT  *Context
  );
 
BOOLEAN
OcStorageExistsFileUnicode (
  IN  OC_STORAGE_CONTEXT  *Context,
  IN  CONST CHAR16        *FilePath
  );
 
VOID *
OcStorageReadFileUnicode (
  IN  OC_STORAGE_CONTEXT  *Context,
  IN  CONST CHAR16        *FilePath,
  OUT UINT32              *FileSize OPTIONAL
  );
 
EFI_STATUS
OcStorageGetInfo (
  IN  OC_STORAGE_CONTEXT        *Context,
  IN  CONST CHAR16              *FilePath,
  OUT EFI_DEVICE_PATH_PROTOCOL  **DevicePath,
  OUT EFI_HANDLE                *StorageHandle,
  OUT EFI_DEVICE_PATH_PROTOCOL  **StoragePath,
  IN  BOOLEAN                   RealPath
  );
 
#endif // OC_STORAGE_LIB_H