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Annotation of truecrypt/boot/windows/bootcommon.h, revision 1.1.1.9

1.1       root        1: /*
1.1.1.7   root        2:  Copyright (c) 2008 TrueCrypt Developers Association. All rights reserved.
1.1       root        3: 
1.1.1.8   root        4:  Governed by the TrueCrypt License 3.0 the full text of which is contained in
1.1.1.7   root        5:  the file License.txt included in TrueCrypt binary and source code distribution
                      6:  packages.
1.1       root        7: */
                      8: 
                      9: #ifndef TC_HEADER_Boot_BootCommon
                     10: #define TC_HEADER_Boot_BootCommon
                     11: 
1.1.1.4   root       12: #include "Common/Password.h"
1.1       root       13: #include "BootDefs.h"
                     14: 
1.1.1.6   root       15: // The user will be advised to upgrade the rescue disk if upgrading from the following or any previous version
                     16: #define TC_RESCUE_DISK_UPGRADE_NOTICE_MAX_VERSION 0x060a
1.1       root       17: 
1.1.1.8   root       18: #define TC_BOOT_LOADER_AREA_SIZE (TC_BOOT_LOADER_AREA_SECTOR_COUNT * TC_SECTOR_SIZE_BIOS)
1.1       root       19: 
                     20: #define TC_BOOT_VOLUME_HEADER_SECTOR (TC_BOOT_LOADER_AREA_SECTOR_COUNT - 1)
1.1.1.8   root       21: #define TC_BOOT_VOLUME_HEADER_SECTOR_OFFSET (TC_BOOT_VOLUME_HEADER_SECTOR * TC_SECTOR_SIZE_BIOS)
1.1       root       22: 
                     23: #define TC_CD_BOOTSECTOR_OFFSET 0xd000
                     24: #define TC_CD_BOOT_LOADER_SECTOR 26
                     25: 
                     26: #define TC_ORIG_BOOT_LOADER_BACKUP_SECTOR TC_BOOT_LOADER_AREA_SECTOR_COUNT
1.1.1.8   root       27: #define TC_ORIG_BOOT_LOADER_BACKUP_SECTOR_OFFSET (TC_ORIG_BOOT_LOADER_BACKUP_SECTOR * TC_SECTOR_SIZE_BIOS)
1.1       root       28: 
1.1.1.3   root       29: #define TC_BOOT_LOADER_BACKUP_RESCUE_DISK_SECTOR (TC_ORIG_BOOT_LOADER_BACKUP_SECTOR + TC_BOOT_LOADER_AREA_SECTOR_COUNT)
1.1.1.8   root       30: #define TC_BOOT_LOADER_BACKUP_RESCUE_DISK_SECTOR_OFFSET (TC_BOOT_LOADER_BACKUP_RESCUE_DISK_SECTOR * TC_SECTOR_SIZE_BIOS)
1.1.1.3   root       31: 
1.1       root       32: #define TC_MBR_SECTOR 0
                     33: #define TC_MAX_MBR_BOOT_CODE_SIZE 440
                     34: 
1.1.1.6   root       35: #define TC_MAX_EXTRA_BOOT_PARTITION_SIZE (256UL * 1024UL * 1024UL)
                     36: 
1.1       root       37: 
                     38: #pragma pack (1)
                     39: 
                     40: typedef struct
                     41: {
                     42:        byte Flags;
                     43: } BootSectorConfiguration;
                     44: 
                     45: 
                     46: // Modifying this value can introduce incompatibility with previous versions
                     47: #define TC_BOOT_LOADER_ARGS_OFFSET 0x10
                     48: 
                     49: typedef struct
                     50: {
                     51:        // Modifying this structure can introduce incompatibility with previous versions
                     52:        char Signature[8];
                     53:        uint16 BootLoaderVersion;
                     54:        uint16 CryptoInfoOffset;
                     55:        uint16 CryptoInfoLength;
                     56:        uint32 HeaderSaltCrc32;
                     57:        Password BootPassword;
1.1.1.3   root       58:        uint64 HiddenSystemPartitionStart;
                     59:        uint64 DecoySystemPartitionStart;
1.1.1.6   root       60:        uint32 Flags;
1.1.1.9 ! root       61:        uint32 BootDriveSignature;
1.1.1.6   root       62: 
1.1.1.3   root       63:        uint32 BootArgumentsCrc32;
                     64: 
1.1       root       65: } BootArguments;
                     66: 
1.1.1.6   root       67: // Modifying these values can introduce incompatibility with previous versions
                     68: #define TC_BOOT_ARGS_FLAG_EXTRA_BOOT_PARTITION                         0x1
                     69: 
1.1       root       70: #pragma pack ()
                     71: 
                     72: // Boot arguments signature should not be defined as a static string
                     73: // Modifying these values can introduce incompatibility with previous versions
                     74: #define TC_SET_BOOT_ARGUMENTS_SIGNATURE(SG) do { SG[0]  = 'T';   SG[1]  = 'R';   SG[2]  = 'U';   SG[3]  = 'E';   SG[4]  = 0x11;   SG[5]  = 0x23;   SG[6]  = 0x45;   SG[7]  = 0x66; } while (FALSE)
                     75: #define TC_IS_BOOT_ARGUMENTS_SIGNATURE(SG)      (SG[0] == 'T' && SG[1] == 'R' && SG[2] == 'U' && SG[3] == 'E' && SG[4] == 0x11 && SG[5] == 0x23 && SG[6] == 0x45 && SG[7] == 0x66)
                     76: 
                     77: 
                     78: #endif // TC_HEADER_Boot_BootCommon

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