reactos/base/setup/usetup/cabinet.h

209 lines
6.8 KiB
C

/*
* COPYRIGHT: See COPYING in the top level directory
* PROJECT: ReactOS cabinet manager
* FILE: base/setup/usetup/cabinet.h
* PURPOSE: Cabinet definitions
*/
#pragma once
#include <string.h>
/* Cabinet constants */
#define CAB_SIGNATURE 0x4643534D // "MSCF"
#define CAB_VERSION 0x0103
#define CAB_BLOCKSIZE 32768
#define CAB_COMP_MASK 0x00FF
#define CAB_COMP_NONE 0x0000
#define CAB_COMP_MSZIP 0x0001
#define CAB_COMP_QUANTUM 0x0002
#define CAB_COMP_LZX 0x0003
#define CAB_FLAG_HASPREV 0x0001
#define CAB_FLAG_HASNEXT 0x0002
#define CAB_FLAG_RESERVE 0x0004
#define CAB_ATTRIB_READONLY 0x0001
#define CAB_ATTRIB_HIDDEN 0x0002
#define CAB_ATTRIB_SYSTEM 0x0004
#define CAB_ATTRIB_VOLUME 0x0008
#define CAB_ATTRIB_DIRECTORY 0x0010
#define CAB_ATTRIB_ARCHIVE 0x0020
#define CAB_ATTRIB_EXECUTE 0x0040
#define CAB_ATTRIB_UTF_NAME 0x0080
#define CAB_FILE_MAX_FOLDER 0xFFFC
#define CAB_FILE_CONTINUED 0xFFFD
#define CAB_FILE_SPLIT 0xFFFE
#define CAB_FILE_PREV_NEXT 0xFFFF
/* Cabinet structures */
typedef struct _CFHEADER
{
ULONG Signature; // File signature 'MSCF' (CAB_SIGNATURE)
ULONG Reserved1; // Reserved field
ULONG CabinetSize; // Cabinet file size
ULONG Reserved2; // Reserved field
ULONG FileTableOffset; // Offset of first CFFILE
ULONG Reserved3; // Reserved field
WORD Version; // Cabinet version (CAB_VERSION)
WORD FolderCount; // Number of folders
WORD FileCount; // Number of files
WORD Flags; // Cabinet flags (CAB_FLAG_*)
WORD SetID; // Cabinet set id
WORD CabinetNumber; // Zero-based cabinet number
/* Optional fields (depends on Flags)
WORD CabinetResSize // Per-cabinet reserved area size
CHAR FolderResSize // Per-folder reserved area size
CHAR FileResSize // Per-file reserved area size
CHAR CabinetReserved[] // Per-cabinet reserved area
CHAR CabinetPrev[] // Name of previous cabinet file
CHAR DiskPrev[] // Name of previous disk
CHAR CabinetNext[] // Name of next cabinet file
CHAR DiskNext[] // Name of next disk
*/
} CFHEADER, *PCFHEADER;
typedef struct _CFFOLDER
{
ULONG DataOffset; // Absolute offset of first CFDATA block in this folder
WORD DataBlockCount; // Number of CFDATA blocks in this folder in this cabinet
WORD CompressionType; // Type of compression used for all CFDATA blocks in this folder
/* Optional fields (depends on Flags)
CHAR FolderReserved[] // Per-folder reserved area
*/
} CFFOLDER, *PCFFOLDER;
typedef struct _CFFILE
{
ULONG FileSize; // Uncompressed file size in bytes
ULONG FileOffset; // Uncompressed offset of file in the folder
WORD FolderIndex; // Index number of the folder that contains this file
WORD FileDate; // File date stamp, as used by DOS
WORD FileTime; // File time stamp, as used by DOS
WORD Attributes; // File attributes (CAB_ATTRIB_*)
CHAR FileName[ANYSIZE_ARRAY];
/* After this is the NULL terminated filename */
} CFFILE, *PCFFILE;
typedef struct _CFDATA
{
ULONG Checksum; // Checksum of CFDATA entry
WORD CompSize; // Number of compressed bytes in this block
WORD UncompSize; // Number of uncompressed bytes in this block
/* Optional fields (depends on Flags)
CHAR DataReserved[] // Per-datablock reserved area
*/
} CFDATA, *PCFDATA;
typedef struct _CAB_SEARCH
{
WCHAR Search[MAX_PATH]; // Search criteria
WCHAR Cabinet[MAX_PATH];
USHORT Index;
PCFFILE File; // Pointer to current CFFILE
PCFDATA CFData;
ULONG Offset;
} CAB_SEARCH, *PCAB_SEARCH;
/* Constants */
/* Status codes */
#define CAB_STATUS_SUCCESS 0x00000000
#define CAB_STATUS_FAILURE 0x00000001
#define CAB_STATUS_NOMEMORY 0x00000002
#define CAB_STATUS_CANNOT_OPEN 0x00000003
#define CAB_STATUS_CANNOT_CREATE 0x00000004
#define CAB_STATUS_CANNOT_READ 0x00000005
#define CAB_STATUS_CANNOT_WRITE 0x00000006
#define CAB_STATUS_FILE_EXISTS 0x00000007
#define CAB_STATUS_INVALID_CAB 0x00000008
#define CAB_STATUS_NOFILE 0x00000009
#define CAB_STATUS_UNSUPPCOMP 0x0000000A
/* Codecs */
/* Uncompresses a data block */
typedef ULONG (*PCABINET_CODEC_UNCOMPRESS)(PVOID OutputBuffer,
PVOID InputBuffer,
PLONG InputLength,
PLONG OutputLength);
/* Codec status codes */
#define CS_SUCCESS 0x0000 /* All data consumed */
#define CS_NOMEMORY 0x0001 /* Not enough free memory */
#define CS_BADSTREAM 0x0002 /* Bad data stream */
/* Codec identifiers */
#define CAB_CODEC_RAW 0x00
#define CAB_CODEC_LZX 0x01
#define CAB_CODEC_MSZIP 0x02
#define MSZIP_MAGIC 0x4B43
/* Event handler prototypes */
typedef BOOL (*PCABINET_OVERWRITE)(PCFFILE File,
PWCHAR FileName);
typedef VOID (*PCABINET_EXTRACT)(PCFFILE File,
PWCHAR FileName);
typedef VOID (*PCABINET_DISK_CHANGE)(PWCHAR CabinetName,
PWCHAR DiskLabel);
/* Classes */
/* Default constructor */
VOID CabinetInitialize(VOID);
/* Default destructor */
VOID CabinetCleanup(VOID);
/* Returns a pointer to the filename part of a fully qualified filename */
PWCHAR CabinetGetFileName(PWCHAR Path);
/* Removes a filename from a fully qualified filename */
VOID CabinetRemoveFileName(PWCHAR Path);
/* Normalizes a path */
BOOL CabinetNormalizePath(PWCHAR Path, ULONG Length);
/* Returns name of cabinet file */
PWCHAR CabinetGetCabinetName(VOID);
/* Sets the name of the cabinet file */
VOID CabinetSetCabinetName(PWCHAR FileName);
/* Sets destination path for extracted files */
VOID CabinetSetDestinationPath(PWCHAR DestinationPath);
/* Returns destination path */
PWCHAR CabinetGetDestinationPath(VOID);
/* Returns zero-based current disk number */
ULONG CabinetGetCurrentDiskNumber(VOID);
/* Opens the current cabinet file */
ULONG CabinetOpen(VOID);
/* Closes the current open cabinet file */
VOID CabinetClose(VOID);
/* Locates the first file in the current cabinet file that matches a search criteria */
ULONG CabinetFindFirst(PWCHAR FileName, PCAB_SEARCH Search);
/* Locates the next file that matches the current search criteria */
ULONG CabinetFindNext(PCAB_SEARCH Search);
/* Locates the next file in the current cabinet file sequentially */
ULONG CabinetFindNextFileSequential(PWCHAR FileName, PCAB_SEARCH Search);
/* Extracts a file from the current cabinet file */
ULONG CabinetExtractFile(PCAB_SEARCH Search);
/* Select codec engine to use */
VOID CabinetSelectCodec(ULONG Id);
/* Set event handlers */
VOID CabinetSetEventHandlers(PCABINET_OVERWRITE Overwrite,
PCABINET_EXTRACT Extract,
PCABINET_DISK_CHANGE DiskChange);
/* Get pointer to cabinet reserved area. NULL if none */
PVOID CabinetGetCabinetReservedArea(PULONG Size);