.ZXZIP 䠩 ------------ pp 䠩 p娢 ZxZip ͻ Offset Field Description Ķ +00 filename +08 extension +09 start address p 14 p᭮ 䠩 /basic length +0B length +0D sect.length Ķ +0E packed size p 㯠 䠩 Ķ +10 CRC-32 value 祭 p쭮 쭮 㬬 Ķ +14 pack method ⮤ 㯠: 0 - Stored 1 - LZPress 2 - Shrunk 3 - Implode Ķ +15 flags ;-) bit0 - binary/text bit1..7 - reserved ͼ 室 䠩 p .p: 1) p ( BASIC: w[+09]+4, ⠫: w[+0B]),᫨ 筮 ᮮ⢥ ᥪp, 㪠 b[+0D]; 2) 祭 b[+0D]*256 ᫨ ᮮ⢥⢨ . p娢 p ᫥⥫쭮 ⥩, pp w[+0E]. // b[+xx] - ᬥ饭 xx; w[+xx] - ᫮ ᬥ饭 xx NETMAIL (2:5015/97) NETMAIL Msg : 2 of 71 +3 Rcv Pvt From : Michael Kondratyev 2:5030/299.18 31 98 04:45 To : Roman Khroupnin 2:5015/97 c 02 98 05:32 Subj : SN102, ZXZIP inside Hi Roman, RK> c室 ⠡ p⭮ *.ZXZ ( PC). p⭮ p pp. ᪮ p᭮ 䠩 ᪮筠, 砥 ᪮쪮, ⮨ 䠩. RK> p p pcp 审⭮ ZXZIP p娢 砫 䠩 RK> py c砫 , ⥬ ZIP. 筮 RK> c c ⮫y p 祬 y cy). ⮬ . p zxunzip48 p 'ovl'. 㦭 ᯮ ⥫쭮 䨪樨. RK> .. cy cy: RK> - ZXZIP p娢 p樨 c⢥ 䠩 p娢, CRC RK> c p娢, p쭮 -cpp y c PC RK> p娢p . ᮫ ᫥⥫ ⮪. ⠪ - 뫮 㤮. . 殢, 祬 易⥫쭮 ᥬ 㯮 p㣨 p娢p? ᨭp ⮣, 1992-93 ( p) p㣨 p娢p 뫮 ( 襫?). RK> - p樨 p [+10] (CRC-32 value). RK> CRC? RK> 쪮 , 审 䠩? 䠩-p娢? ⮣? ⮫쪮 ⥫ 䠩. 室. RK> p cc? ⠭p⭮, p . - pp 砭. ⨯ p ;) RK> - [+14]? ZXZIP p y? ⮤ p 14 p᭮ ⢥ zxzip. 㤠 -? RK> y 䠩, .. c y c y? ⮤ RK> c(y c) cp? 㯠, ⠪ , p p. ⮤ #3 (, ⭮, #0) p 86 p; 饬- p p⨪ p p娢 p㣨 (#1 p , ⠢). RK> - ⭮ 祭 [+15]. 㫥 p 䫠 ⥪⮢ 䠩 ( p - p ascii ᨬ). p, ᪮ ᯮ pp 㯠. RK> - ZXUNZIP pc뢠 ⮫쪮 c 䠩 cpy. . ⮬, p⠢, (⠬ , pp). , ⨬, ᤥ ᢮ p p娢 㦭 pᯠ 䠩. RK> pp TYPE START py ZIP? p ⮣ RK> cy pp? ⠬ c cp pp⨢ ᢥ ;) RK> 审묨 䠩. C *.ZXZ p娢 ⮬ cy砥 . 筮 RK> "pp" 审 䠩, *.ZXZ 䠩? p樯, ᮡ 㦭 - p ⨯. 뫮 p p -p. RK> p뢠c, COMMAND.COM p... , p⥫쭮 p ᥬ . p稬, .zxz p砫. RK> - cy c c c⢥ p襭 pc c ZXZIP RK> p娢 p cy騬 p; (⥯p py, 审 䠩 RK> ZXZ) c c 砫 p娢 pp y cy CRC-32 y p ⠪. ⮫쪮 ᭠砫 p 䠩 pᯠ. , p.. 砫쭮 pp 楫⭮ p娢 ᮮ⢥⢨ packed/unpacked size (p .. p p) RK> - , ⥯p py , pc p p娢p, RK> RK> p y ⮫쪮 y 䠩y ⮫쪮 ZXZ p娢. py p p: p p pᨩ. , p , p祭 㤠, ᮫⭮ p. 㦥 . ⠭p p p ᨭp 䠩 - 审, , p ⮫쪮 . RK> y? p , p⭮. , ⠭p 审 $z - p襭, ⮬ pp $z0..$z9, ⮬ - $z , , p 訡 .  ᪮ ᮫⭮ pp ᮢ᪨ pᨨ ⮨ ᮡ ᤮ 稥 pp ᫨ ᮢ. ⨯, com1.$c prn.$b. ⠪ p pᯠ. Bye, Michael. NETMAIL (2:5015/97) NETMAIL Msg : 3 of 71 -2 Snt Pvt Loc From : Roman Khroupnin 2:5015/97 p 04 98 16:23 To : Michael Kondratyev 2:5030/299.18 p 04 98 16:51 Subj : SN102, ZXZIP inside Michael! MK> ⮬ y. p zxunzip48 p 'ovl'. MK> y ᯮy ⥫쭮 䨪樨. ⭮. c⠭c ⮬ ZIP c짮 y. RK>> - ZXUNZIP pc뢠 ⮫쪮 c 䠩 cpy. MK> . ⮬y, p⠢, (⠬ MK> y , pp). Hy . c pcy. H 設c⢥, c c⭮, 䠩 cpc p p. MK> , y⨬, ᤥ ᢮ p p娢 y MK> pᯠ 䠩. ... . c? _y_ 䠩, .. y 䠩? ⠪ pc⠢ c - pc c py pp, ⮬ ⥪yy pc "y". py pp py. MK> , p⥫쭮 p ᥬ MK> y. y p稬, y .zxz p砫. , ⮣ ⪠뢠c cc :) MK> 砫쭮 pp 楫⭮ p娢 MK> ᮮ⢥⢨ packed/unpacked size (p .. MK> p p) pp 楫c⭮c p娢? c ⠪ c p c, y CRC c p娢. ⥡ 楫c⭮c p cpp. MK> , p y, p祭 y, ᮫⭮ MK> py. y . ⠭p p p MK> ᨭp 䠩 - 审, , p ⮫쪮 . y ZXZIP, 䠪 py :) RK>> y? MK> p y, p⭮. MK> , ⠭p 审 $z - y p襭, ⮬ MK> pp $z0..$z9, ⮬ - $z ⠪ pc. c 䠩 (y ) ypc p娢 (>255), ? p c⮪ $zn? ⠪ pp뢮 y ⥡ p樯? c pp py c⮪ ( py $z) ⮬ c UNZIP? . cy騬 ⮬ pc "********". p cp cy: ⮬ p娢. C ZED. ⮬ y y y ⮦ ⮬ p娢. .. ⭮ , y稫 䨣 䠩 "********". ⥯p ⫨, ZED ? MK> , , p y 訡y .  MK> ᪮y ᮫⭮ pp ᮢ᪨ pᨨ ⮨ MK> ᮡ ᤮ 稥 pp ᫨ ᮢ. MK> ⨯, com1.$c prn.$b. ⠪ p pᯠy. p pc 䠩 com1 ? p 襫 y⥬ ⠪ 䠩 c cc⢥ . .. - com1, c⠭ com1com1 .. RomanRom2@usa.net [Team - ] [Team 騭 - ] --- GoldED 3.00.Beta1+ NETMAIL (2:5015/97) NETMAIL Msg : 8 of 71 Rcv Pvt K/s From : Michael Kondratyev 2:5030/299.18 c 09 98 20:24 To : Roman Khroupnin 2:5015/97 Subj : SN102, ZXZIP inside Hello Roman! Tue Aug 04 1998, Roman Khroupnin ﯠ() 쬮 Michael Kondratyev: RK>>> - ZXUNZIP pc뢠 ⮫쪮 c 䠩 cpy. MK>> . ⮬y, p⠢, (⠬ MK>> y , pp). RK> Hy . c pcy. H 設c⢥, c c⭮, RK> 䠩 cpc p p. , 殮 뫮 짮⥫ ᭨, boot B "boot B", boot "1" C - "boot \"1\"C", a p /p p稥 p . ᠬ 롨p ⮢ 㦭.. MK>> , y⨬, ᤥ ᢮ p p娢 y MK>> pᯠ 䠩. RK> ... . c? _y_ 䠩, .. RK> y 䠩? ⠪ pc⠢ c - pc RK> c py pp, ⮬ ⥪yy pc "y". RK> py pp py. ⠪ p ᪨ p娢 p, ⭮騥 㦭 䠩, 楯 ⮣ ᠬ p p娢. MK>> 砫쭮 pp 楫⭮ p娢 MK>> ᮮ⢥⢨ packed/unpacked size (p .. MK>> p p) RK> pp 楫c⭮c p娢? RK> c ⠪ c p c, y CRC c p娢. RK> ⥡ 楫c⭮c p cpp. ⮣ , p p. p ⠫ 㬬 pp (᫨ p⠫ ᪥⠬, 祬). MK>> , p y, p祭 y, ᮫⭮ MK>> py. y . ⠭p p p MK>> ᨭp 䠩 - 审, , p ⮫쪮 . RK> y ZXZIP, 䠪 RK> py :) 㤠 㣮, 짠 ⮣ 뫠. p⮢ ᪮ 㦥 ᪮쪮.. MK>> , ⠭p 审 $z - y p襭, ⮬ MK>> pp $z0..$z9, ⮬ - $z RK> ⠪ pc. c 䠩 (y ) ypc p娢 RK> (>255), ? p c⮪ $zn? ⠪ pp뢮 y ⥡ RK> p樯? c pp py c⮪ ( py RK> $z) ⮬ c UNZIP? . cy騬 ⮬ pc p - 稫 - p뢠 ᫥騩 뢠 . ᬮp ᠬ, ᫨ 祣 : =========== ० ࠭ =========== int ZOpen(void) { long l; unsigned char hbf[17]; int i; unsigned short hsum=0; static char c=0; if(hZipFile) {_dos_close(hZipFile); hZipFile=0;} if(iZipVol==2) { if(c>9) return _ZERR_TOOLONG; szZipName[strlen(szZipName)-1]=c+'0'; } if(_dos_open(szZipName, O_RDONLY, &hZipFile)) {hZipFile=0; return _ZERR_OPEN;} l=filelength(hZipFile)-17; if((l-256)&0xffff00ffl) return _ZERR_BADHOB; _dos_read(hZipFile, hbf, 17, (unsigned *)&i); for(i=15; --i>=0; hsum+=hbf[i]); hsum+=(hsum<<8)+105; if((hsum!=(unsigned short)hbf[15]+(((unsigned short)hbf[16])<<8)) || l!=((unsigned short)hbf[13]+(((unsigned short)hbf[14])<<8))) return _ZERR_BADHOB; uZipLeft=(unsigned short)hbf[11]+(((unsigned short)hbf[12])<<8); if((l255) || c?memcmp(hbf,"********ZIP",11):memcmp(hbf+8,"ZIP",3)) return _ZERR_NONZIP; if(!c) for(i=0;i<8;i++) ArcName[i]=PRINTABLE(hbf[i]); ArcName[8]=0; if(iZipVol==2) {c++; if(uZipLeft!=0xff00) iZipVol++;} return 0; } int ZRead(unsigned char *bf, unsigned int n) { int i; unsigned int nx; if(!hZipFile && i=ZOpen()) return i; // gotta open first if(!usZipLeft) { if(iZipVol!=2) return 0; // correct eof if((i=ZOpen())==_ZERR_OPEN) return 0; // correct eof else if(i) return i; } for(;;) { nx=(uZipLeft>n)?n:uZipLeft; _dos_read(hZipFile, bf, nx, (unsigned *)&i); bf+=nx; n-=nx; uZipLeft-=nx; if(!n) return -1; // read okidoki if(iZipVol!=2) return _ZERR_UNEXPEOF; if((i=ZOpen())==_ZERR_OPEN) return _ZERR_VOLMISS; else if(i) return i; } } =========== ० ࠭ =========== RK> "********". p cp cy: RK> ⮬ p娢. C ZED. ⮬ y y RK> y ⮦ ⮬ p娢. .. ⭮ , y稫 䨣 䠩 RK> "********". ⥯p ⫨, ZED ? p - p浪, ᭠砫 , . p p冷 - 宧᪮. 审 - 审⭮ 㤥 ⢥ ********, ᮢ᪮ 㤥 p. pp, zed zed.$z0, zed.$z1, zed.$z2..., demo.$z0, demo.$z1.. p p㤭 ⫨? RK> p pc 䠩 com1 ? 筮, . pp pp ( ᫥ .$e?, ?={' ','0'..'9','a'..'z'}) ᤥ 뢮 pp p ;). RK> p 襫 y⥬ ⠪ 䠩 c RK> cc⢥ . .. - com1, c⠭ com1com1 .. p, 8 ᨬ pﬨ. With best wishes, Michael. --- NETMAIL (2:5015/97) NETMAIL Msg : 13 of 71 Rcv Pvt K/s From : Michael Kondratyev 2:5030/299.18 14 98 20:07 To : Roman Khroupnin 2:5015/97 Subj : SN102, ZXZIP inside Hello Roman! Tue Aug 11 1998, Roman Khroupnin ﯠ() 쬮 Michael Kondratyev: MK>> , 殮 뫮 짮⥫ ᭨, MK>> boot B "boot B", boot "1" C - "boot \"1\"C", a MK>> p /p p稥 p . y y MK>> ᠬ 롨p ⮢ y.. RK> H, . cp, p娢 cy 䠩: ⮬ - pᮢ ' ?' p訫 . RK> boot B RK> boot1 B RK> boot2 B RK> boot3 B RK> boot B RK> ⠪ cy ? . "짮⥫" p, RK> MSDOS p ⬥砥 ⮫쪮 p 䠩 p - pc. ᫨ ⠪ ( p㬥, -⠪ - ⠢ p ) - pᯠ RK> p ppyc cp ⨯ zxupzip arc.$z [boot B] RK> ( RK> "boot B", pc). p p ᬮp pᨢ, pp p p뢠 - ⠪ 筮 . RK> zxunzip p cy p娢y RK> 뤥p p , c⢥c⢥, c 䠩. RK> p? TR-DOS c pc 䠩 p, RK> MS-DOS c c c boot_001.$b ? ᫨ ⠫ - p 㤥 boot.$B, p boot.$B0; ᫨ 㦥 ⠪ 뫮 - 㤥 ᫥⥫쭮 ᪠ ᢮. p p stdout , ⮡ , p⭮ 稫.. RK>>> pp 楫c⭮c p娢? RK> c-⠪ ? ⮫쪮 ᫨ p 砫 , p p. p 'zxunzip -t'? ;) MK>>>> , ⠭p 审 $z - y p襭, MK>>>> ⮬ pp $z0..$z9, ⮬ - $z RK> c, ? $za..$zz? p, ⥡ ᠬ ᪠. 뢠, p娢p p ᨭp⮢ ᪮쪮 㤥 2544/255 RK>>> 䨣 䠩 "********". ⥯p ⫨, ZED RK>>> ? MK>> p - p浪y, ᭠砫 , . MK>> p p冷 - 宧᪮. RK> p, c ⠪ p冷 py c, ⮣? C饭 RK> 訡, ⮬ ? , 㣮. 訡 - p猪. With best wishes, Michael. --- 䨧浪, ଠ 2.50.A0611+