sfx.h

[詳解]

/*************************************************************************/
#pragma once
 
#include <windows.h>
#include "mybuf.h"
#include "mystr.h"
#include "../src/lhazsfx.h"
 
class MYFILE;
 
#define MULTIBYTE_FIRST_P   SJC_FIRST_P
#define MULTIBYTE_SECOND_P  SJC_SECOND_P
#define is_directory(statp)     (((statp)->st_mode & S_IFMT) == S_IFDIR)
#define is_regularfile(statp)   (((statp)->st_mode & S_IFMT) == S_IFREG)
#define METHOD_TYPE_STRAGE  5
#define BUFFERSIZE          2048
#define LZHEADER_STRAGE     4096
#define LZHUFF0_METHOD_NUM  0
#define LZHUFF1_METHOD_NUM  1
#define LZHUFF2_METHOD_NUM  2
#define LZHUFF3_METHOD_NUM  3
#define LZHUFF4_METHOD_NUM  4
#define LZHUFF5_METHOD_NUM  5
#define LZHUFF6_METHOD_NUM  6
#define LZHUFF7_METHOD_NUM  7
#define LARC_METHOD_NUM     8
#define LARC5_METHOD_NUM    9
#define LARC4_METHOD_NUM    10
#define LZHDIRS_METHOD_NUM  11
#define EXTEND_GENERIC      0
#define EXTEND_MSDOS        'M'
#define EXTEND_HUMAN        'H'
 
typedef struct LzHeader {
    unsigned char   header_size;
    char            method[METHOD_TYPE_STRAGE];
    long            packed_size;
    long            original_size;
    long            last_modified_stamp;
    unsigned char   attribute;
    unsigned char   header_level;
    MYSTR           name;
    unsigned short  crc;
    bool            has_crc;
    unsigned char   extend_type;
    unsigned char   minor_version;
    /* extend_type == EXTEND_UNIX  and convert from other type. */
    time_t          unix_last_modified_stamp;
} LzHeader;
 
/*************************************************************************/
class SFX {
 
public:
    SFX(HINSTANCE hInstance);
    ‾SFX(void);
    int         Run(void);
 
private:
    enum {
        SFX_START = WM_APP,
        SFX_DISP,
        SFX_PRGRS,
        SFX_FINISH,
        SFX_STOP,
    };
    //
    enum {
        LHAZWND_WIDTH           = 256,
        LHAZWND_HEIGHT          = 114,
    };
    //
    enum TYPE { LZH, ZIP, CAB, TGZ, TAR, GZIP, TBZ, BZ2, RAR
#ifdef FEATURE_7ZIP
        ,SZIP
#endif // FEATURE_7ZIP
    };
    //
    enum INQ_RET {
        INQ_OK,
        INQ_NO,
        INQ_SKIP,
        INQ_SKIP_ALL,
        INQ_CANCEL,
    };
    //
    enum {
        I_HEADER_CHECKSUM   = 1,
        I_HEADER_LEVEL      = 20,
        I_METHOD            = 2,
        I_PACKED_SIZE       = 7
    };
    enum {
        LZH_EXT_HEAD_CRC        = 0x00,
        LZH_EXT_HEAD_FNAME      = 0x01,
        LZH_EXT_HEAD_PATH       = 0x02,
        LZH_EXT_HEAD_COMNT      = 0x3F,
        LZH_EXT_HEAD_ATRB       = 0x40,
        LZH_EXT_HEAD_TIME       = 0x41,
        LZH_EXT_HEAD_SIZE       = 0x42,
        LZH_EXT_HEAD_UNI_FNAME  = 0x44,
        LZH_EXT_HEAD_UNI_PATH   = 0x45,
        LZH_EXT_HEAD_CP         = 0x46,
        LZH_EXT_HEAD_PERMS      = 0x50,
        LZH_EXT_HEAD_GID        = 0x51,
        LZH_EXT_HEAD_GROUP      = 0x52,
        LZH_EXT_HEAD_USER       = 0x53,
        LZH_EXT_HEAD_MODT       = 0x54,
        LZH_EXT_HEAD_RESRV      = 0xFF
    };
    //
    static const int        SKIP_SIZE;
    static const TCHAR      ClassName[];
    static const TCHAR      SFXTITLE[];
    static const char*      Methods[];
    static const TCHAR      LHAZOPEN[];
    static const TCHAR      LHAZEXT[];
    static const TCHAR      LHAZVIEW[];
    static const TCHAR      LHAZARC[];
    static const TCHAR      LHAZ[];
    //
    static bool             Initialized;
    static HINSTANCE        Instance;
    //
    MYFILE*                 Afp;
    HWND                    CancelButtonWnd;
    MYSTR                   DecodeName;
    MYSTR                   DestDir;
    bool                    Error;
    bool                    Force;
    MYSTR                   gOverWriteMes;
    char*                   GetPtr;
    HWND                    Hwnd;
    bool                    Option;
    LHAZSFX                 Param;
    bool                    Skip;
    HWND                    StaticWnd;
    MYBUF                   ZoneIdentifier;
    //
    static LRESULT CALLBACK WndProc(HWND hwnd, UINT uMsg, WPARAM wParam, LPARAM lParam);
    static INT_PTR CALLBACK DialogCancel(HWND hwndDlg, UINT uMsg, WPARAM wParam, LPARAM lParam);
    static INT_PTR CALLBACK DialogMain(HWND hwndDlg, UINT uMsg, WPARAM wParam, LPARAM lParam);
    static INT_PTR CALLBACK DialogOverWrite(HWND hwnd, UINT uMsg, WPARAM wParam, LPARAM lParam);
    //
    void                    Adjust_info(TCHAR* name, LzHeader* hdr);
    int                     CalcSum(char* p, int len);
    bool                    ChangeDir(const TCHAR* dir);
    long                    CopyFile(MYFILE* f2, long size, bool calc_crc);
    void                    CreateShortCutSub(int);
    void                    CreateShortCut(void);
    HWND                    CreateWindowExDpi(DWORD dwExStyle, LPCTSTR lpClassName, LPCTSTR lpWindowName, DWORD dwStyle, int X, int Y, int nWidth, int nHeight, HWND hWndParent, HMENU hMenu, HINSTANCE hInstance, LPVOID lpParam);
    unsigned short          DecodeLzhuf(MYFILE* outfp, long original_size, long packed_size, TCHAR* name, int  method);
    void                    DispName(const MYSTR& name);
    void                    Exec(void);
    bool                    Extract(void);
    bool                    ExtractOne(LzHeader* hdr);
    time_t                  GenericToUnixStamp(long t);
    inline unsigned char    GetByte(void)   { return ((unsigned char)(*GetPtr++ & 0xFF)); };
    bool                    GetHeader(LzHeader* hdr);
    inline long             GetLongword(void);
    bool                    GetParam(void);
    int                     GetTotalSize(void);
    long                    GetTZ(void);
    inline unsigned short   GetWord(void);
    bool                    Init(HINSTANCE hInstance);
    INQ_RET                 Inquire_extract(const MYSTR& name);
    inline void             SetupGet(char* p) { GetPtr = p; };
    static  void (_cdecl    Thread)(void*);
    void                    UpdateShell(bool mkdir, TCHAR* p);
 
};