mirror of
https://github.com/veracrypt/VeraCrypt
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202 lines
10 KiB
C
202 lines
10 KiB
C
/*
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Derived from source code of TrueCrypt 7.1a, which is
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Copyright (c) 2008-2012 TrueCrypt Developers Association and which is governed
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by the TrueCrypt License 3.0.
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Modifications and additions to the original source code (contained in this file)
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and all other portions of this file are Copyright (c) 2013-2016 IDRIX
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and are governed by the Apache License 2.0 the full text of which is
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contained in the file License.txt included in VeraCrypt binary and source
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code distribution packages.
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*/
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#ifndef TC_HEADER_Boot_BootDefs
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#define TC_HEADER_Boot_BootDefs
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// Total memory required (CODE + DATA + BSS + STACK + 0x100) in KBytes - determined from linker map.
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#define TC__BOOT_MEMORY_REQUIRED 43
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#ifdef TC_WINDOWS_BOOT_SINGLE_CIPHER_MODE
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# undef TC__BOOT_MEMORY_REQUIRED
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# ifdef TC_WINDOWS_BOOT_AES
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# ifdef TC_WINDOWS_BOOT_RESCUE_DISK_MODE
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# define TC__BOOT_MEMORY_REQUIRED 31
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# else
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# define TC__BOOT_MEMORY_REQUIRED 29
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# endif
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# elif defined (TC_WINDOWS_BOOT_SERPENT)
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# define TC__BOOT_MEMORY_REQUIRED 33
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# elif defined (TC_WINDOWS_BOOT_TWOFISH)
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# define TC__BOOT_MEMORY_REQUIRED 41
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# elif defined (TC_WINDOWS_BOOT_CAMELLIA)
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# define TC__BOOT_MEMORY_REQUIRED 31
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# endif
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#if 0
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# undef TC__BOOT_MEMORY_REQUIRED
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# define TC__BOOT_MEMORY_REQUIRED 60
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#endif
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#endif
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// Modifying this value can introduce incompatibility with previous versions
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#define TC__BOOT_LOADER_SEGMENT TC_HEX (9000) // Some buggy BIOS routines fail if CS bits 0-10 are not zero
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#if TC__BOOT_MEMORY_REQUIRED <= 32
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# define TC__BOOT_LOADER_SEGMENT_LOW (TC__BOOT_LOADER_SEGMENT - 32 * 1024 / 16)
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#else
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# define TC__BOOT_LOADER_SEGMENT_LOW (TC__BOOT_LOADER_SEGMENT - 64 * 1024 / 16)
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#endif
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#define TC__COM_EXECUTABLE_OFFSET TC_HEX (100)
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#define TC__BOOT_LOADER_LOWMEM_SEGMENT TC_HEX (2000)
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#define TC__BOOT_LOADER_BUFFER_SEGMENT TC_HEX (4000)
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#define TC__BOOT_LOADER_ALT_SEGMENT TC_HEX (6000)
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#define TC__BOOT_LOADER_STACK_TOP (TC_BOOT_MEMORY_REQUIRED * TC_UNSIGNED (1024) - 4)
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#define TC__LB_SIZE 512
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#define TC__BOOT_LOADER_AREA_SECTOR_COUNT 63
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#define TC__BOOT_SECTOR_VERSION_OFFSET 430
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#define TC__BOOT_SECTOR_LOADER_LENGTH_OFFSET 432
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#define TC__BOOT_SECTOR_LOADER_CHECKSUM_OFFSET 434
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#define TC__BOOT_SECTOR_USER_CONFIG_OFFSET 438
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#define TC__BOOT_SECTOR_CONFIG_OFFSET 439 // The last byte that is reserved for the boot loader
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#define TC__BOOT_SECTOR_USER_MESSAGE_MAX_LENGTH 24
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#define TC__BOOT_SECTOR_USER_MESSAGE_OFFSET (TC__BOOT_SECTOR_VERSION_OFFSET - TC__BOOT_SECTOR_USER_MESSAGE_MAX_LENGTH)
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#define TC__BOOT_SECTOR_OUTER_VOLUME_BAK_HEADER_CRC_SIZE 4
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#define TC__BOOT_SECTOR_OUTER_VOLUME_BAK_HEADER_CRC_OFFSET (TC__BOOT_SECTOR_USER_MESSAGE_OFFSET - TC__BOOT_SECTOR_OUTER_VOLUME_BAK_HEADER_CRC_SIZE)
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#define TC__BOOT_SECTOR_PIM_VALUE_SIZE 2
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#define TC__BOOT_SECTOR_PIM_VALUE_OFFSET (TC__BOOT_SECTOR_OUTER_VOLUME_BAK_HEADER_CRC_OFFSET - TC__BOOT_SECTOR_PIM_VALUE_SIZE)
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#define TC__BOOT_LOADER_DECOMPRESSOR_START_SECTOR 2
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#define TC__BOOT_LOADER_DECOMPRESSOR_SECTOR_COUNT 4
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#define TC__BOOT_LOADER_DECOMPRESSOR_MEMORY_SIZE 32768
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#define TC__BOOT_LOADER_COMPRESSED_BUFFER_OFFSET (TC_COM_EXECUTABLE_OFFSET + 3072)
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#define TC__BOOT_LOADER_START_SECTOR (TC_BOOT_LOADER_DECOMPRESSOR_START_SECTOR + TC_BOOT_LOADER_DECOMPRESSOR_SECTOR_COUNT)
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#define TC__MAX_BOOT_LOADER_SECTOR_COUNT (TC_BOOT_LOADER_AREA_SECTOR_COUNT - TC_BOOT_LOADER_DECOMPRESSOR_SECTOR_COUNT - 2)
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#define TC__MAX_BOOT_LOADER_DECOMPRESSED_SIZE ((TC_BOOT_LOADER_AREA_SECTOR_COUNT - 2) * TC_LB_SIZE)
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#define TC__BOOT_LOADER_BACKUP_SECTOR_COUNT 30
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#define TC__GZIP_HEADER_SIZE 10
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#define TC__BOOT_CFG_FLAG_AREA_SIZE 1 // In bytes
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// If you add more flags, revise TC__BOOT_CFG_FLAG_AREA_SIZE
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#define TC__BOOT_CFG_FLAG_BACKUP_LOADER_AVAILABLE TC_HEX (02)
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#define TC__BOOT_CFG_FLAG_WINDOWS_VISTA_OR_LATER TC_HEX (04)
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#define TC__BOOT_CFG_FLAG_RESCUE_DISABLE_HW_ENCRYPTION TC_HEX (10)
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#define TC__BOOT_CFG_FLAG_RESCUE_DISK_ORIG_SYS_LOADER TC_HEX (20)
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#define TC__BOOT_CFG_MASK_HIDDEN_OS_CREATION_PHASE (TC_HEX (40) + TC_HEX (80))
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// Modifying the following values can introduce incompatibility with previous versions
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#define TC__BOOT_USER_CFG_FLAG_SILENT_MODE TC_HEX (01)
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#define TC__BOOT_USER_CFG_FLAG_DISABLE_ESC TC_HEX (02)
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#define TC__BOOT_USER_CFG_FLAG_DISABLE_HW_ENCRYPTION TC_HEX (04)
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#define TC__BOOT_USER_CFG_FLAG_DISABLE_PIM TC_HEX (08)
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// The following items are treated as a 2-bit value (apply TC_BOOT_CFG_MASK_HIDDEN_OS_CREATION_PHASE to obtain the value)
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#define TC__HIDDEN_OS_CREATION_PHASE_NONE 0
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#define TC__HIDDEN_OS_CREATION_PHASE_CLONING TC_HEX (40) // The boot loader is to copy the content of the system partition to the hidden volume
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#define TC__HIDDEN_OS_CREATION_PHASE_WIPING TC_HEX (80) // The boot loader has successfully copied the content of the system partition to the hidden volume. The original OS is to be wiped now.
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#define TC__HIDDEN_OS_CREATION_PHASE_WIPED (TC_HEX (40) + TC_HEX (80)) // The original OS has been wiped. The user is required to install a new OS (decoy OS) on the system partition now.
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#ifdef TC_ASM_PREPROCESS
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#define TC_HEX(N) 0##N##h
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#define TC_UNSIGNED(N) N
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TC_BOOT_MEMORY_REQUIRED = TC__BOOT_MEMORY_REQUIRED
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TC_BOOT_LOADER_SEGMENT = TC__BOOT_LOADER_SEGMENT
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TC_BOOT_LOADER_SEGMENT_LOW = TC__BOOT_LOADER_SEGMENT_LOW
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TC_COM_EXECUTABLE_OFFSET = TC__COM_EXECUTABLE_OFFSET
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TC_BOOT_LOADER_LOWMEM_SEGMENT = TC__BOOT_LOADER_LOWMEM_SEGMENT
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TC_BOOT_LOADER_BUFFER_SEGMENT = TC__BOOT_LOADER_BUFFER_SEGMENT
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TC_BOOT_LOADER_ALT_SEGMENT = TC__BOOT_LOADER_ALT_SEGMENT
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TC_BOOT_LOADER_STACK_TOP = TC__BOOT_LOADER_STACK_TOP
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TC_LB_SIZE = TC__LB_SIZE
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TC_BOOT_LOADER_AREA_SECTOR_COUNT = TC__BOOT_LOADER_AREA_SECTOR_COUNT
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TC_BOOT_SECTOR_LOADER_LENGTH_OFFSET = TC__BOOT_SECTOR_LOADER_LENGTH_OFFSET
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TC_BOOT_SECTOR_LOADER_CHECKSUM_OFFSET = TC__BOOT_SECTOR_LOADER_CHECKSUM_OFFSET
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TC_BOOT_SECTOR_CONFIG_OFFSET = TC__BOOT_SECTOR_CONFIG_OFFSET
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TC_BOOT_SECTOR_USER_CONFIG_OFFSET = TC__BOOT_SECTOR_USER_CONFIG_OFFSET
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TC_BOOT_LOADER_DECOMPRESSOR_START_SECTOR = TC__BOOT_LOADER_DECOMPRESSOR_START_SECTOR
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TC_BOOT_LOADER_DECOMPRESSOR_SECTOR_COUNT = TC__BOOT_LOADER_DECOMPRESSOR_SECTOR_COUNT
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TC_BOOT_LOADER_DECOMPRESSOR_MEMORY_SIZE = TC__BOOT_LOADER_DECOMPRESSOR_MEMORY_SIZE
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TC_BOOT_LOADER_COMPRESSED_BUFFER_OFFSET = TC__BOOT_LOADER_COMPRESSED_BUFFER_OFFSET
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TC_BOOT_LOADER_START_SECTOR = TC__BOOT_LOADER_START_SECTOR
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TC_MAX_BOOT_LOADER_SECTOR_COUNT = TC__MAX_BOOT_LOADER_SECTOR_COUNT
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TC_MAX_BOOT_LOADER_DECOMPRESSED_SIZE = TC__MAX_BOOT_LOADER_DECOMPRESSED_SIZE
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TC_BOOT_LOADER_BACKUP_SECTOR_COUNT = TC__BOOT_LOADER_BACKUP_SECTOR_COUNT
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TC_GZIP_HEADER_SIZE = TC__GZIP_HEADER_SIZE
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TC_BOOT_CFG_FLAG_AREA_SIZE = TC__BOOT_CFG_FLAG_AREA_SIZE
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TC_BOOT_CFG_FLAG_BACKUP_LOADER_AVAILABLE = TC__BOOT_CFG_FLAG_BACKUP_LOADER_AVAILABLE
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TC_BOOT_CFG_FLAG_WINDOWS_VISTA_OR_LATER = TC__BOOT_CFG_FLAG_WINDOWS_VISTA_OR_LATER
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TC_BOOT_CFG_FLAG_RESCUE_DISK_ORIG_SYS_LOADER = TC__BOOT_CFG_FLAG_RESCUE_DISK_ORIG_SYS_LOADER
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TC_BOOT_CFG_MASK_HIDDEN_OS_CREATION_PHASE = TC__BOOT_CFG_MASK_HIDDEN_OS_CREATION_PHASE
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TC_BOOT_USER_CFG_FLAG_SILENT_MODE = TC__BOOT_USER_CFG_FLAG_SILENT_MODE
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TC_HIDDEN_OS_CREATION_PHASE_NONE = TC__HIDDEN_OS_CREATION_PHASE_NONE
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TC_HIDDEN_OS_CREATION_PHASE_CLONING = TC__HIDDEN_OS_CREATION_PHASE_CLONING
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TC_HIDDEN_OS_CREATION_PHASE_WIPING = TC__HIDDEN_OS_CREATION_PHASE_WIPING
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TC_HIDDEN_OS_CREATION_PHASE_WIPED = TC__HIDDEN_OS_CREATION_PHASE_WIPED
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#else // TC_ASM_PREPROCESS
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#define TC_HEX(N) 0x##N
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#define TC_UNSIGNED(N) N##U
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#define TC_BOOT_MEMORY_REQUIRED TC__BOOT_MEMORY_REQUIRED
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#define TC_BOOT_LOADER_SEGMENT TC__BOOT_LOADER_SEGMENT
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#define TC_COM_EXECUTABLE_OFFSET TC__COM_EXECUTABLE_OFFSET
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#define TC_BOOT_LOADER_LOWMEM_SEGMENT TC__BOOT_LOADER_LOWMEM_SEGMENT
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#define TC_BOOT_LOADER_BUFFER_SEGMENT TC__BOOT_LOADER_BUFFER_SEGMENT
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#define TC_BOOT_LOADER_ALT_SEGMENT TC__BOOT_LOADER_ALT_SEGMENT
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#define TC_BOOT_LOADER_STACK_TOP (TC__BOOT_LOADER_STACK_TOP)
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#define TC_BOOT_LOADER_AREA_SECTOR_COUNT TC__BOOT_LOADER_AREA_SECTOR_COUNT
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#define TC_BOOT_SECTOR_USER_MESSAGE_OFFSET TC__BOOT_SECTOR_USER_MESSAGE_OFFSET
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#define TC_BOOT_SECTOR_OUTER_VOLUME_BAK_HEADER_CRC_SIZE TC__BOOT_SECTOR_OUTER_VOLUME_BAK_HEADER_CRC_SIZE
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#define TC_BOOT_SECTOR_OUTER_VOLUME_BAK_HEADER_CRC_OFFSET TC__BOOT_SECTOR_OUTER_VOLUME_BAK_HEADER_CRC_OFFSET
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#define TC_BOOT_SECTOR_PIM_VALUE_SIZE TC__BOOT_SECTOR_PIM_VALUE_SIZE
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#define TC_BOOT_SECTOR_PIM_VALUE_OFFSET TC__BOOT_SECTOR_PIM_VALUE_OFFSET
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#define TC_BOOT_SECTOR_USER_MESSAGE_MAX_LENGTH TC__BOOT_SECTOR_USER_MESSAGE_MAX_LENGTH
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#define TC_BOOT_SECTOR_VERSION_OFFSET TC__BOOT_SECTOR_VERSION_OFFSET
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#define TC_BOOT_SECTOR_LOADER_LENGTH_OFFSET TC__BOOT_SECTOR_LOADER_LENGTH_OFFSET
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#define TC_BOOT_SECTOR_LOADER_CHECKSUM_OFFSET TC__BOOT_SECTOR_LOADER_CHECKSUM_OFFSET
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#define TC_BOOT_LOADER_DECOMPRESSOR_START_SECTOR TC__BOOT_LOADER_DECOMPRESSOR_START_SECTOR
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#define TC_BOOT_LOADER_DECOMPRESSOR_SECTOR_COUNT TC__BOOT_LOADER_DECOMPRESSOR_SECTOR_COUNT
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#define TC_BOOT_SECTOR_CONFIG_OFFSET TC__BOOT_SECTOR_CONFIG_OFFSET
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#define TC_BOOT_SECTOR_USER_CONFIG_OFFSET TC__BOOT_SECTOR_USER_CONFIG_OFFSET
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#define TC_BOOT_LOADER_START_SECTOR TC__BOOT_LOADER_START_SECTOR
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#define TC_LB_SIZE TC__LB_SIZE
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#define TC_MAX_BOOT_LOADER_SECTOR_COUNT TC__MAX_BOOT_LOADER_SECTOR_COUNT
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#define TC_MAX_BOOT_LOADER_DECOMPRESSED_SIZE TC__MAX_BOOT_LOADER_DECOMPRESSED_SIZE
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#define TC_BOOT_LOADER_BACKUP_SECTOR_COUNT TC__BOOT_LOADER_BACKUP_SECTOR_COUNT
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#define TC_GZIP_HEADER_SIZE TC__GZIP_HEADER_SIZE
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#define TC_BOOT_CFG_FLAG_AREA_SIZE TC__BOOT_CFG_FLAG_AREA_SIZE
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#define TC_BOOT_CFG_FLAG_BACKUP_LOADER_AVAILABLE TC__BOOT_CFG_FLAG_BACKUP_LOADER_AVAILABLE
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#define TC_BOOT_CFG_FLAG_WINDOWS_VISTA_OR_LATER TC__BOOT_CFG_FLAG_WINDOWS_VISTA_OR_LATER
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#define TC_BOOT_CFG_FLAG_RESCUE_DISK_ORIG_SYS_LOADER TC__BOOT_CFG_FLAG_RESCUE_DISK_ORIG_SYS_LOADER
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#define TC_BOOT_CFG_FLAG_RESCUE_DISABLE_HW_ENCRYPTION TC__BOOT_CFG_FLAG_RESCUE_DISABLE_HW_ENCRYPTION
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#define TC_BOOT_CFG_MASK_HIDDEN_OS_CREATION_PHASE TC__BOOT_CFG_MASK_HIDDEN_OS_CREATION_PHASE
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#define TC_BOOT_USER_CFG_FLAG_SILENT_MODE TC__BOOT_USER_CFG_FLAG_SILENT_MODE
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#define TC_BOOT_USER_CFG_FLAG_DISABLE_ESC TC__BOOT_USER_CFG_FLAG_DISABLE_ESC
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#define TC_BOOT_USER_CFG_FLAG_DISABLE_HW_ENCRYPTION TC__BOOT_USER_CFG_FLAG_DISABLE_HW_ENCRYPTION
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#define TC_BOOT_USER_CFG_FLAG_DISABLE_PIM TC__BOOT_USER_CFG_FLAG_DISABLE_PIM
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#define TC_HIDDEN_OS_CREATION_PHASE_NONE TC__HIDDEN_OS_CREATION_PHASE_NONE
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#define TC_HIDDEN_OS_CREATION_PHASE_CLONING TC__HIDDEN_OS_CREATION_PHASE_CLONING
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#define TC_HIDDEN_OS_CREATION_PHASE_WIPING TC__HIDDEN_OS_CREATION_PHASE_WIPING
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#define TC_HIDDEN_OS_CREATION_PHASE_WIPED TC__HIDDEN_OS_CREATION_PHASE_WIPED
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#endif // TC_ASM_PREPROCESS
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#endif // TC_HEADER_Boot_BootDefs
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