/** @file
  Copyright (C) 2019, Goldfish64. All rights reserved.

  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
  http://opensource.org/licenses/bsd-license.php

  THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
  WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
**/

#ifndef APPLE_DISK_IMAGE_LIB_H_
#define APPLE_DISK_IMAGE_LIB_H_

#include <IndustryStandard/AppleDiskImage.h>

//
// Disk image context.
//
typedef struct {
    // Source buffer.
    UINT8                           *Buffer;
    UINTN                           Length;

    UINT64                          SectorCount;

    UINT32                          BlockCount;
    APPLE_DISK_IMAGE_BLOCK_DATA     **Blocks;

    // Block I/O info.
    VOID                            *BlockIoHandle;
} OC_APPLE_DISK_IMAGE_CONTEXT;

BOOLEAN
OcAppleDiskImageInitializeContext (
  IN  VOID                         *Buffer,
  IN  UINTN                        BufferLength,
  OUT OC_APPLE_DISK_IMAGE_CONTEXT  **Context
  );

VOID
OcAppleDiskImageFreeContext(
  IN OC_APPLE_DISK_IMAGE_CONTEXT *Context
  );

BOOLEAN
OcAppleDiskImageRead (
  IN  OC_APPLE_DISK_IMAGE_CONTEXT  *Context,
  IN  UINT64                       Lba,
  IN  UINTN                        BufferSize,
  OUT VOID                         *Buffer
  );

BOOLEAN
OcAppleDiskImageInstallBlockIo (
  IN OC_APPLE_DISK_IMAGE_CONTEXT  *Context
  );

BOOLEAN
OcAppleDiskImageUninstallBlockIo (
  IN OC_APPLE_DISK_IMAGE_CONTEXT  *Context
  );

#endif