zipfile.h

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#ifndef __ZIPFILE_H__
#define __ZIPFILE_H__
 
#ifdef HAVE_PRAGMA_PACK
#    pragma pack(push)
#    pragma pack(1)
#endif
 
#ifdef __GNUC__
#    define ATTRIBUTE_PACKED __attribute__((packed))
#else
#    define ATTRIBUTE_PACKED
#endif
 
#define zip_split_sig 0x08074b50
#define zip_split_sig_rev 0x504b0708
 
struct zip_split {
    int zipsplitsig;
};
 
#define zip_lfh_sig 0x04034b50
#define zip_lfh_sig_rev 0x504b0304
 
 
struct zip_lfh {
    int ziplocsig;             
    short zipver;              
    short zipgenfld;           
    short zipmthd;             
    short ziptime;             
    short zipdate;             
    int zipcrc;                
    unsigned int zipsize;      
    unsigned int zipuncmp;     
    unsigned short zipfnln;    
    unsigned short zipxtraln;  
    char zipname[0];           
} ATTRIBUTE_PACKED;
 
#define zip_cd_sig 0x02014b50
#define zip_cd_sig_rev 0x504b0102
 
 
struct zip_cd {
    int zipcensig;           
    char zipcver;            
    char zipcos;             
    char zipcvxt;            
    char zipcexos;           
    short zipcflg;           
    short zipcmthd;          
    short ziptim;            
    short zipdat;            
    int zipccrc;             
    unsigned int zipcsiz;    
    unsigned int zipcunc;    
    unsigned short zipcfnl;  
    unsigned short zipcxtl;  
    unsigned short zipccml;  
    unsigned short zipdsk;   
    unsigned short zipint;   
    unsigned int zipext;     
    unsigned int zipofst;    
    char zipcfn[0];          
} ATTRIBUTE_PACKED;
 
#define zip_size_64bit_placeholder 0xffffffff
 
#define zip_extra_header_id_zip64 0x0001
 
 
struct zip_cd_ext {
    short tag;   
    short size;  
    unsigned long long
        zipofst;  
} ATTRIBUTE_PACKED;
 
struct zip_enc {
    short efield_header;
    short efield_size;
    short version;
    char vendor_id1, vendor_id2;
    char encryption_strength;
    short compress_method;
} ATTRIBUTE_PACKED;
 
#define zip_eoc_sig 0x6054b50
#define zip_eoc_sig_rev 0x504b0506
 
 
struct zip_eoc {
    int zipesig;             /* end of central dir signature */
    unsigned short zipedsk;  /* number of this disk */
    unsigned short zipecen;  /* number of the disk with the start of the central directory */
    unsigned short zipenum;  /* total number of entries in the central directory on this disk */
    unsigned short zipecenn; /* total number of entries in the central directory */
    unsigned int zipecsz;    /* size of the central directory */
    unsigned int zipeofst;   /* offset of start of central directory with respect to the starting disk number */
    short zipecoml;          /* .ZIP file comment length */
    char zipecom[0];         /* .ZIP file comment */
} ATTRIBUTE_PACKED;
 
#define zip64_eoc_sig 0x6064b50
#define zip64_eoc_sig_rev 0x504b0606
 
struct zip64_eoc {
    int zip64esig;                 /* zip64 end of central dir signature */
    unsigned long long zip64esize; /* size of zip64 end of central directory record */
    unsigned short zip64ever;      /* version made by */
    unsigned short zip64eneed;     /* version needed to extract */
    unsigned int zip64edsk;        /* number of this disk */
    unsigned int zip64ecen;        /* number of the disk with the start of the central directory */
    unsigned long long zip64enum;  /* total number of entries in the central directory on this disk */
    unsigned long long zip64ecenn; /* total number of entries in the central directory */
    unsigned long long zip64ecsz;  /* size of the central directory */
    unsigned long long zip64eofst; /* offset of start of central directory with respect to the starting disk number */
    char zip64ecom[0];             /* zip64 extensible data sector */
} ATTRIBUTE_PACKED;
 
#define zip64_eocl_sig 0x07064b50
 
struct zip64_eocl {
    int zip64lsig;
    int zip64ldsk;
    long long zip64lofst;
    int zip74lnum;
} ATTRIBUTE_PACKED;
 
struct zip_alignment_check {
    int x[sizeof(struct zip_cd) == 46 ? 1 : -1];
};
 
#ifdef HAVE_PRAGMA_PACK
#    pragma pack(pop)
#endif
#endif