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archives (4)
  • >> archives (4) ( Solaris man: Специальные файлы /dev/* )
  •  

    NAME

    archives - device header
     
    

    DESCRIPTION


     

    /* Magic numbers */
    #define CMN_ASC 0x070701    /* Cpio Magic Number for -c header */
    #define CMN_BIN 070707      /* Cpio Magic Number for Binary header */
    #define CMN_BBS 0143561     /* Cpio Magic Number for Byte-Swap header */
    #define CMN_CRC 0x070702    /* Cpio Magic Number for CRC header */
    #define CMS_ASC "070701"    /* Cpio Magic String for -c header */
    #define CMS_CHR "070707"    /* Cpio Magic String for odc header */
    #define CMS_CRC "070702"    /* Cpio Magic String for CRC header */
    #define CMS_LEN 6           /* Cpio Magic String length */
    /* Various header and field lengths */
    #define CHRSZ   76         /* -H odc size minus filename field */
    #define ASCSZ   110        /* -c and CRC hdr size minus filename field */
    #define TARSZ   512        /* TAR hdr size */
    #define HNAMLEN 256        /* maximum filename length for binary and
                               odc headers */
    #define EXPNLEN 1024      /* maximum filename length for -c and
                              CRC headers */
    #define HTIMLEN 2         /* length of modification time field */
    #define HSIZLEN 2         /* length of file size field */
    /* cpio binary header definition */
    struct hdr_cpio {
            short   h_magic,                /* magic number field */
                    h_dev;                  /* file system of file */
            ushort_t  h_ino,                  /* inode of file */
                    h_mode,                 /* modes of file */
                    h_uid,                  /* uid of file */
                    h_gid;                  /* gid of file */
            short   h_nlink,                /* number of links to file */
                    h_rdev,                 /* maj/min numbers for special files */
                    h_mtime[HTIMLEN],       /* modification time of file */
                    h_namesize,             /* length of filename */
                    h_filesize[HSIZLEN];    /* size of file */
            char    h_name[HNAMLEN];        /* filename */
    } ;
    /* cpio -H odc header format */
    struct c_hdr {
            char c_magic[CMS_LEN],
                 c_dev[6],
                 c_ino[6],
                 c_mode[6],
                 c_uid[6],
                 c_gid[6],
                 c_nlink[6],
                 c_rdev[6],
                 c_mtime[11],
                 c_namesz[6],
                 c_filesz[11],
                 c_name[HNAMLEN];
    } ;
    /* -c and CRC header format */
    struct Exp_cpio_hdr {
            char    E_magic[CMS_LEN],
                    E_ino[8],
                    E_mode[8],
                    E_uid[8],
                    E_gid[8],
                    E_nlink[8],
                    E_mtime[8],
                    E_filesize[8],
                    E_maj[8],
                    E_min[8],
                    E_rmaj[8],
                    E_rmin[8],
                    E_namesize[8],
                    E_chksum[8],
                    E_name[EXPNLEN];
    } ;
    /* Tar header structure and format */
    #define TBLOCK  512     /* length of tar header and data blocks */
    #define TNAMLEN 100     /* maximum length for tar file names */
    #define TMODLEN 8       /* length of mode field */
    #define TUIDLEN 8       /* length of uid field */
    #define TGIDLEN 8       /* length of gid field */
    #define TSIZLEN 12      /* length of size field */
    #define TTIMLEN 12      /* length of modification time field */
    #define TCRCLEN 8       /* length of header checksum field */
    /* tar header definition */
    union tblock {
            char dummy[TBLOCK];
            struct header {
                char    t_name[TNAMLEN];       /* name of file */
                char    t_mode[TMODLEN];       /* mode of file */
                char    t_uid[TUIDLEN];        /* uid of file */
                char    t_gid[TGIDLEN];        /* gid of file */
                char    t_size[TSIZLEN];       /* size of file in bytes */
                char    t_mtime[TTIMLEN];      /* modification time of file */
                char    t_chksum[TCRCLEN];     /* checksum of header */
                char    t_typeflag;            /* flag to indicate type of file */
                char    t_linkname[TNAMLEN];   /* file this file is linked with */
                char    t_magic[6];            /* magic string always "ustar" */
                char    t_version[2];          /* version strings always "00" */
                char    t_uname[32];           /* owner of file in ASCII */
                char    t_gname[32];           /* group of file in ASCII */
                char    t_devmajor[8];         /* major number for special files */
                char    t_devminor[8];         /* minor number for special files */
                char    t_prefix[155];         /* pathname prefix */
            } tbuf;
    }
    /* volcopy tape label format and structure */
    #define VMAGLEN 8
    #define VVOLLEN 6
    #define VFILLEN 464
    struct volcopy_label {
            char    v_magic[VMAGLEN],
                    v_volume[VVOLLEN],
                    v_reels,
                    v_reel;
            long    v_time,
                    v_length,
                    v_dens,
                    v_reelblks,     /* u370 added field */
                    v_blksize,      /* u370 added field */
                    v_nblocks;      /* u370 added field */
            char    v_fill[VFILLEN];
            long    v_offset;       /* used with -e and -reel options */
            int     v_type;         /* does tape have nblocks field? */
    } ;
    

     


     

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    NAME
    DESCRIPTION


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