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83 lines
1.8 KiB
C
83 lines
1.8 KiB
C
/** @file
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Copyright (C) 2019, Goldfish64. All rights reserved.
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This program and the accompanying materials
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are licensed and made available under the terms and conditions of the BSD License
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which accompanies this distribution. The full text of the license may be found at
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http://opensource.org/licenses/bsd-license.php
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THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
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WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
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**/
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#include "OcAppleDiskImageLibInternal.h"
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//
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// Block I/O protocol template.
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//
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EFI_BLOCK_IO_PROTOCOL mDiskImageBlockIo = {
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EFI_BLOCK_IO_PROTOCOL_REVISION,
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NULL,
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DiskImageBlockIoReset,
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DiskImageBlockIoReadBlocks,
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DiskImageBlockIoWriteBlocks,
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DiskImageBlockIoFlushBlocks
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};
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//
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// Block I/O protocol functions.
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//
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EFI_STATUS
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EFIAPI
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DiskImageBlockIoReset (
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IN EFI_BLOCK_IO_PROTOCOL *This,
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IN BOOLEAN ExtendedVerification
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)
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{
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return EFI_SUCCESS;
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}
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EFI_STATUS
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EFIAPI
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DiskImageBlockIoReadBlocks (
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IN EFI_BLOCK_IO_PROTOCOL *This,
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IN UINT32 MediaId,
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IN EFI_LBA Lba,
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IN UINTN BufferSize,
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OUT VOID *Buffer
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)
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{
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OC_APPLE_DISK_IMAGE_MOUNTED_DATA *DiskImageData;
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ASSERT (This != NULL);
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ASSERT (Buffer != NULL);
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//
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// Read data from image.
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//
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DiskImageData = OC_APPLE_DISK_IMAGE_MOUNTED_DATA_FROM_THIS(This);
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return OcAppleDiskImageRead(DiskImageData->ImageContext, Lba, BufferSize, Buffer);
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}
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EFI_STATUS
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EFIAPI
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DiskImageBlockIoWriteBlocks (
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IN EFI_BLOCK_IO_PROTOCOL *This,
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IN UINT32 MediaId,
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IN EFI_LBA Lba,
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IN UINTN BufferSize,
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IN VOID *Buffer
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)
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{
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return EFI_WRITE_PROTECTED;
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}
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EFI_STATUS
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EFIAPI
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DiskImageBlockIoFlushBlocks (
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IN EFI_BLOCK_IO_PROTOCOL *This
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)
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{
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return EFI_SUCCESS;
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}
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