/* ckcsym.h is used for for defining symbols that normally would be defined using -D or -d on the cc command line, for use with compilers that don't support this feature. Must be before any tests for preprocessor symbols. */ #include "ckcsym.h" char *ck_ver = "C-Kermit 6.0.192"; /* C-Kermit Version */ #ifdef UNIX static char sccsid[] = "@(#)C-Kermit 6.0.192"; #endif /* UNIX */ #ifndef MAC #ifdef OS2 #ifdef NT /* Version herald */ char *versio = "Kermit-95 1.1.8, 21 Nov 96"; /* Version herald */ long xvernum = 118L; #else /* NT */ char *versio = "Kermit-95 for OS/2 1.1.8 Beta, 23 Nov 96"; /* Version harald */ long xvernum = 118L; #endif /* NT */ #else /* OS2 */ char *versio = "C-Kermit 6.0.192, 6 Sep 96"; long xvernum = 0L; #endif /* OS2 */ #else /* For Macintosh, also remember to change the Mac-specific version in ckmkr2.r. */ char *versio = "Mac Kermit 0.993 Pre-Alpha, 6 Sep 96"; long xvernum = 993L; #endif /* MAC */ long vernum = 600192L; /* String and numeric version numbers, keep these three in sync! First digit of vermum = major version, i.e. 5. Second 2 digits of vernum: 00 = no minor version, 01 = A, 02 = B, etc. Last three digits are edit number. */ #ifndef VERWHO /* Change verwho in following line, or with -DVERWHO=x in makefile CFLAGS. */ #define VERWHO 0 #endif /* VERWHO */ int verwho = VERWHO; /* Who produced this version, 0 = Columbia University */ /* IMPORTANT: If you are working on your own private version of C-Kermit, please include some special notation, like your site name or your initials, in the "versio" string, e.g. "6.0.192-XXX", and use a nonzero code for the "verwho" variable (e.g. in the USA use your zip code). Unless we stick to this discipline, divergent copies of C-Kermit will begin to appear that are intistinguishable from each other, which is a big support issue. Also, if you have edited C-Kermit and made copies available to others, please add appropriate text to the BUG command (ckuus6.c, function dobug()). */ #define CKCMAI /* C K C M A I -- C-Kermit Main program */ /* Author: Frank da Cruz (fdc@columbia.edu), Columbia University Academic Information Systems, New York City. COPYRIGHT NOTICE: */ char *copyright[] = { #ifdef pdp11 "Copyright (C) 1985, 1996, Trustees of Columbia University, NYC.", "All rights reserved.", #else #ifdef OS2 "Copyright (C) 1985, 1996, Trustees of Columbia University in the City of New", "York. All rights reserved. This software is furnished under license", "and may not be reproduced without license to do so. This copyright notice", "must not be removed, altered, or obscured.", #else "Copyright (C) 1985, 1996, Trustees of Columbia University in the City of New", "York. The C-Kermit software may not be, in whole or in part, licensed or", "sold for profit as a software product itself, nor may it be included in or", "distributed with commercial products or otherwise distributed by commercial", "concerns to their clients or customers without written permission of the", "Kermit Project, Columbia University. This copyright notice must not be", "removed, altered, or obscured.", #endif /* OS2 */ #endif /* pdp11 */ #ifdef XYZ_INTERNAL " ", "Portions Copyright (C) 1995 Oy Online Solutions Ltd., Jyvaskyla, FINLAND\n", #endif /* XYZ_INTERNAL */ #ifndef pdp11 " ", "For further information, contact the Kermit Project, Columbia University,", "612 West 115th Street, New York NY 10025-7799, USA; phone +1 (212) 854 3703,", "fax +1 (212) 663 8202 or +1 (212) 662 6442, email kermit@columbia.edu,", "Web http://www.columbia.edu/kermit/.", #endif /* pdp11 */ ""}; /* DOCUMENTATION: "Using C-Kermit" by Frank da Cruz and Christine M. Gianone, Digital Press / Butterworth-Heinemann, Woburn MA, USA. Second edition (1997), ISBN 1-55558-164-1. Order from Digital Press: +1 (800) 366-2665 Or from Columbia University: +1 (212) 854-3703 For Kermit 95, also: "Kermit 95" by Christine M. Gianone and Frank da Cruz, Manning Publications, Greenwich CT, USA (1996) Order from Manning: +1 (203) 629 2078 Or from Columbia University: +1 (212) 854-3703 DISCLAIMER: The C-Kermit software is provided in source code and/or binary form by the Kermit Project, Academic Information Systems, Columbia University. The software is provided "as is;" no other warranty is provided, express or implied, including without limitations, any implied warranty of merchantability or implied warranty of fitness for a particular purpose. Neither Columbia University nor any of the contributors to C-Kermit's development, including, but not limited to, Manning Software, Digital Press, AT&T, Digital Equipment Corporation, Data General Corporation, or International Business Machines Corporation, or any individuals affiliated with those or other institutions, warrant C-Kermit software or documentation in any way. In addition, neither the authors of any Kermit programs, publications or documentation, nor Columbia University nor any contributing institutions or individuals acknowledge any liability resulting from program or documentation errors. Contributions made to C-Kermit by programmers outside of Columbia University fall within the provisions of the foregoing copyrights, terms and conditions, and disclaimers, and grant to the Kermit Project at Columbia University a nonexclusive license to use the contributed code in any and all Kermit software without restriction or obligation. ACKNOWLEDGMENTS: The Kermit file transfer protocol was developed at the Columbia University Center for Computing Activities (CUCCA), which was since renamed to Columbia University Academic Information Systems (AcIS). Kermit is named after Kermit the Frog, star of the television series THE MUPPET SHOW; the name is used by permission of Henson Associates, Inc. Thanks to at least the following people for their contributions to this program over the years, and apologies to anyone who was inadvertantly omitted: Chris Adie, Edinburgh U, Scotland (OS/2) Robert Adsett, University of Waterloo, Canada Larry Afrin, Clemson U Jeffrey Altman, Columbia University Greg Andrews, Telebit Corp Barry Archer, U of Missouri Robert Andersson, International Systems A/S, Oslo, Norway Chris Armstrong, Brookhaven National Lab (OS/2) William Bader, Software Consulting Services, Nazareth, PA Fuat Baran, Columbia U Stan Barber, Rice U Jim Barbour, U of Colorado Donn Baumgartner, Dell Nelson Beebe, U of Utah Karl Berry, UMB Mark Berryman, SAIC Dean W Bettinger, SUNY Gary Bilkus Peter Binderup, Denmark David Bolen, Advanced Networks and Services, Inc. Marc Boucher, U of Montreal Charles Brooks, EDN Bob Brown Mike Brown, Purdue U Jack Bryans, California State U at Long Beach Mark Buda, DEC (VMS) Fernando Cabral, Padrao iX, Brasilia Bjorn Carlsson, Stockholm University Computer Centre QZ, Sweden Bill Catchings, (formerly of) Columbia U Bob Cattani, Columbia U CS Dept Davide Cervone, Rochester U Seth Chaiklin, Denmark John Chandler, Harvard U / Smithsonian Astronomical Observatory Bernard Chen, UCLA Andrew A Chernov, RELCOM Team, Moscow John L Chmielewski, AT&T, Lisle, IL Howard Chu, U of Michigan Bill Coalson, McDonnell Douglas Bertie Coopersmith, London Chet Creider, U of Western Ontario Alan Crosswell, Columbia U Jeff Damens, (formerly of) Columbia U Mark Davies, Bath U, UK Sin-itirou Dezawa, Fujifilm, Japan Joe R. Doupnik, Utah State U Frank Dreano, Honeywell John Dunlap, U of Washington Alex Dupuy, SMART.COM David Dyck, John Fluke Mfg Co. Stefaan A. Eeckels, Eurokom, Luxembourg Paul Eggert, Twin Sun, Inc., El Segundo, CA Bernie Eiben, DEC Peter Eichhorn, Assyst International Kristoffer Eriksson, Peridot Konsult AB, Oerebro, Sweden John R. Evans, IRS, Kansas City Glenn Everhart, RCA Labs Charlie Finan, Cray Research Herm Fischer, Encino, CA (extensive contributions to version 4.0) Carl Fongheiser, CWRU Mike Freeman, Bonneville Power Authority Marcello Frutig, Catholic University, Sao Paulo, Brazil (X.25 support) Hirofumi Fujii, Japan Nat'l Lab for High Energy Physics, Tokyo (Kanji) Chuck Fuller, Westinghouse Corporate Computer Services Andy Fyfe, Caltech Christine M. Gianone, Columbia U John Gilmore, UC Berkeley Madhusudan Giyyarpuram, HP Rainer Glaschick, Siemens AG, Paderborn William H. Glass German Goldszmidt, IBM Chuck Goodhart, NASA Alistair Gorman, New Zealand Richard Gration, ADFA, Australia Chris Green, Essex U, UK Alan Grieg, Dundee Tech, Scotland Yekta Gursel, MIT Jim Guyton, Rand Corp Michael Haertel Bob Hain, UMN Marion Hakanson, ORST John Hamilston, Iowa State U Simon Hania, Netherlands Stan Hanks, Rice U. Ken Harrenstein, SRI Eugenia Harris, Data General (AOS/VS) David Harrison, Kingston Warren Corp James Harvey, Indiana/Purdue U (VMS) Rob Healey Chuck Hedrick, Rutgers U Ron Heiby, Technical Systems Division, Motorola Computer Group Steve Hemminger, Tektronix Christian Hemsing, RWTH Aachen, Germany (OS-9) Andrew Herbert, Monash Univ, Australia Mike Hickey, ITI Dan Hildebrand, QNX Software Systems Inc, Kanata, ON (QNX) R E Hill Bill Homer, Cray Research Ray Hunter, The Wollongong Group Randy Huntziger, National Library of Medicine Larry Jacobs, Transarc Steve Jenkins, Lancaster University, UK Dave Johnson, Gradient Technologies Mark B Johnson, Apple Computer Jyke Jokinen, Tampere University of Technology, Finland (QNX) Eric F Jones, AT&T Luke Jones, AT&T Peter Jones, U of Quebec Montreal Phil Julian, SAS Institute Peter Kabal, U of Quebec Mic Kaczmarczik, U of Texas at Austin Sergey Kartashoff, Inst. of Precise Mechanics & Computer Equipment, Moscow Howie Kaye, Columbia U Rob Kedoin, Linotype Co, Hauppauge, NY (OS/2) Phil Keegstra Mark Kennedy, IBM Terry Kennedy, St Peter's College, Jersey City, NJ (VMS and more) "Carlo Kid", Technical University of Delft, Netherlands Tim Kientzle Paul Kimoto, Cornell U Douglas Kingston, morgan.com Lawrence Kirby, Wiltshire, UK Tom Kloos, Sequent Computer Systems Jim Knutson, U of Texas at Austin John T. Kohl (BSDI) Scott Kramer, SRI International, Menlo Park, CA John Kraynack, US Postal Service David Kricker, Encore Computer Thomas Krueger, UWM Bo Kullmar, ABC Klubben, Stockholm, and Central Bank of Sweden, Kista R. Brad Kummer, AT&T Bell Labs, Atlanta, GA John Kunze, UC Berkeley David Lane, BSSI / BellSouth (Stratus VOS, X.25) Bob Larson, USC (OS-9) Bert Laverman, Groningen U, Netherlands Steve Layton David Lawyer, UC Irvine David LeVine, National Semiconductor Corporation Daniel S. Lewart, UIUC S.O. Lidie, Lehigh U Tor Lillqvist, Helsinki U, Finland David-Michael Lincke, U of St Gallen, Switzerland Robert Lipe Dean Long Mike Long, Analog Devices, Norwood MA Kevin Lowey, U of Saskatchewan (OS/2) Andy Lowry, Columbia U James Lummel, Caprica Telecomputing Resources (QNX) David MacKenzie, Environmental Defense Fund, U of Maryland John Mackin, University of Sidney, Australia Martin Maclaren, Bath U, UK Chris Maio, Columbia U CS Dept Montserrat Mane, HP, Grenoble, France Fulvio Marino, Olivetti, Ivrea, Italy Arthur Marsh, dircsa.org.au Peter Mauzey, AT&T Tye McQueen, Utah State U Ted Medin Hellmuth Michaelis, Hanseatischer Computerservice GmbH, Hamburg, Germany Leslie Mikesell, American Farm Bureau Martin Minow, DEC (VMS) Pawan Misra, Bellcore Ken Mizialko, IBM, Manassas, VA Ray Moody, Purdue U Bruce J Moore, Allen-Bradley Co, Highland Heights, OH (Atari ST) Steve Morley, Convex Peter Mossel, Columbia U Tony Movshon, NYU Lou Muccioli, Swanson Analysis Systems Dan Murphy Neal P. Murphy, Harsof Systems, Wonder Lake IL Gary Mussar John Nall, FSU Jack Nelson, U of Pittsburgh Jim Noble, Planning Research Corporation (Macintosh) Ian O'Brien, Bath U, UK John Owens Michael Pins, Iowa Computer Aided Engineering Network Andre' Pirard, University of Liege, Belgium Paul Placeway, Ohio State U Piet W. Plomp, ICCE, Groningen University, Netherlands Ken Poulton, HP Labs Manfred Prange, Oakland U Christopher Pratt, APV Baker, UK Frank Prindle, NADC Tony Querubin, U of Hawaii Anton Rang Scott Ribe Alan Robiette, Oxford University, UK Michel Robitaille, U of Montreal (Mac) Huw Rogers, Schweizerische Kreditanstalt, Zuerich Nigel Roles, Cambridge, England Kai Uwe Rommel, Technische Universitaet Muenchen (OS/2) Larry Rosenman (Amiga) Jay Rouman, U of Michigan Jack Rouse, SAS Institute (Data General and/or Apollo) Stew Rubenstein, Harvard U (VMS) John Santos, EG&H Bill Schilit, Columbia U Ulli Schlueter, RWTH Aachen, Germany (OS-9, etc) Michael Schmidt, U of Paderborn, Germany Eric Schnoebelen, Convex Benn Schreiber, DEC Dan Schullman, DEC (modems, DIAL command, etc) John Schultz, 3M Steven Schultz, Contel (PDP-11) APPP Scorer, Leeds Polytechnic, UK Gordon Scott, Micro Focus, Newbury UK Gisbert W. Selke, WIdO, Bonn, Germany David Singer, IBM Almaden Research Labs David Sizeland, U of London Medical School Fridrik Skulason, Iceland Rick Sladkey (Linux) Dave Slate Bradley Smith, UCLA Fred Smith, Merk Richard S Smith, Cal State Ryan Stanisfer, UNT Bertil Stenstroem, Stockholm University Computer Centre (QZ), Sweden James Sturdevant, CAP GEMENI AMERICA, Minneapolis Peter Svanberg, Royal Techn. HS, Sweden James R. Swenson, Accu-Weather, Inc. Andy Tanenbaum, Vrije U, Amsterdam, Netherlands Glen Thobe Markku Toijala, Helsinki U of Technology Teemu Torma, Helsinki U of Technology Linus Torvalds, Helsinki Rick Troxel, NIH Warren Tucker, Tridom Corp, Mountain Park, GA Dave Tweten, AMES-NAS G Uddeborg, Sweden Walter Underwood, Ford Aerospace Pieter Van Der Linden, Centre Mondial, Paris Ge van Geldorp, Netherlands Fred van Kempen, MINIX User Group, Voorhout, Netherlands Wayne Van Pelt, GE/CRD Mark Vasoll, Oklahoma State U (V7 UNIX) Konstantin Vinogradov, ICSTI, Moscow Paul Vixie, DEC Bernie Volz, Process Software Eduard Vopicka, Prague University of Economics, Czech Republic Dimitri Vulis, CUNY Roger Wallace, Raytheon Stephen Walton, Calif State U, Northridge (Amiga) Jamie Watson, Adasoft, Switzerland (RS/6000) Rick Watson, U of Texas (Macintosh) Robert Weiner, Programming Plus, New York City Lauren Weinstein, Vortex Technlogy David Wexelblat, AT&T Clark Wierda, Illuminati Online Joachim Wiesel, U of Karlsruhe Lon Willett, U of Utah Michael Williams, UCLA Nate Williams, U of Montana David Wilson Joellen Windsor, U of Arizona Patrick Wolfe, Kuck & Associates, Inc. Gregg Wonderly, Oklahoma State U (V7 UNIX) Farrell Woods, Concurrent (formerly Masscomp) Dave Woolley, CAP Communication Systems, London Jack Woolley, SCT Corp Frank Wortner Ken Yap, formerly of U of Rochester John Zeeff, Ann Arbor, MI */ #include "ckcasc.h" /* ASCII character symbols */ #include "ckcdeb.h" /* Debug & other symbols */ #include "ckcker.h" /* Kermit symbols */ #include "ckcnet.h" /* Network symbols */ #ifndef NOSPL #include "ckuusr.h" #endif /* NOSPL */ #ifdef OS2ONLY #define INCL_VIO /* Needed for ckocon.h */ #include #endif /* OS2ONLY */ #ifdef NT #include "ckntap.h" #endif /* NT */ #ifndef NOSERVER /* Text message definitions.. each should be 256 chars long, or less. */ #ifdef pdp11 char *hlptxt = "PDP-11 C-Kermit Server - no help available.\n"; #else #ifdef MAC char *hlptxt = "\r\ Mac Kermit Server Commands:\r\ \r\ BYE\r\ FINISH\r\ GET filespec\r\ REMOTE CD directory\r\ REMOTE HELP\r\ SEND filespec\r\ \r\0"; #else #ifdef AMIGA char *hlptxt = "Amiga C-Kermit server responds to:\n\ \n\ GET filespec, SEND filespec, FINISH, BYE, REMOTE HELP\n\ \n\0"; #else #ifdef OS2 char *hlptxt = "Kermit server responds to:\r\n\ \r\n\ GET files REMOTE CD [dir] REMOTE DIRECTORY [files]\r\n\ REGET files REMOTE COPY [f1] [f2] REMOTE HOST command\r\n\ RETRIEVE files REMOTE PRINT files REMOTE TYPE files\r\n\ SEND files REMOTE RENAME [f1] [f2] REMOTE SET parameter value\r\n\ FINISH REMOTE SPACE [dir] REMOTE QUERY type variable\r\n\ BYE REMOTE DELETE files REMOTE ASSIGN variable value\r\n\ REMOTE LOGIN user pswd REMOTE HELP\r\n\ \r\n\0"; #else #ifdef MINIX char *hlptxt = "C-Kermit Server commands:\n\ GET REGET SEND BYE FINISH REMOTE: CD DEL DIR HELP HOST SET SPACE TYPE WHO\n\0"; #else #ifdef VMS char *hlptxt = "VMS C-Kermit server responds to:\r\n\ \r\n\ GET files REMOTE CD [dir] REMOTE DIRECTORY [files]\r\n\ REGET files REMOTE SPACE [dir] REMOTE HOST command\r\n\ RETRIEVE files REMOTE DELETE files REMOTE WHO [user]\r\n\ SEND files REMOTE PRINT files REMOTE SET parameter value\r\n\ MAIL files REMOTE HELP REMOTE QUERY type variable\r\n\ BYE REMOTE LOGIN REMOTE ASSIGN variable value\r\n\ FINISH REMOTE TYPE files\r\n\ \0"; #else #ifdef datageneral char *hlptxt = "AOS/VS C-Kermit server responds to:\n\ \n\ GET files REMOTE CD [dir] REMOTE DIRECTORY [filespec]\n\ REGET files REMOTE SPACE [dir] REMOTE HOST command\n\ SEND files REMOTE TYPE file REMOTE DELETE files\n\ BYE REMOTE WHO REMOTE SET\n\ FINISH REMOTE LOGIN REMOTE QUERY type variable\n\ RETREIVE files REMOTE ASSIGN variable value\n\ \0"; #else #ifdef NOSPL char *hlptxt = "C-Kermit Server REMOTE Commands:\n\ \n\ GET files REMOTE CD [dir] REMOTE DIRECTORY [files]\n\ SEND files REMOTE SPACE [dir] REMOTE HOST command\n\ MAIL files REMOTE DELETE files REMOTE WHO [user]\n\ RETRIEVE files REMOTE PRINT files REMOTE TYPE files\n\ FINISH REMOTE HELP REMOTE SET parameter value\n\ BYE\n\ \n\0"; #else char *hlptxt = "C-Kermit Server REMOTE Commands:\n\ \n\ GET files REMOTE CD [dir] REMOTE HOST command\n\ REGET files REMOTE SPACE [dir] REMOTE DIRECTORY [files]\n\ RETRIEVE files REMOTE DELETE files REMOTE LOGIN user password\n\ SEND files REMOTE PRINT files REMOTE SET parameter value\n\ RESEND files REMOTE TYPE files REMOTE QUERY type variable\n\ MAIL file user REMOTE WHO [user] REMOTE ASSIGN variable value\n\ FINISH, BYE REMOTE HELP\n"; #endif /* NOSPL */ #endif /* datageneral */ #endif /* VMS */ #endif /* MINIX */ #endif /* OS2 */ #endif /* AMIGA */ #endif /* MAC */ #endif /* pdp11 */ #ifdef MINIX char *srvtxt = "\r\n\ Entering server mode.\r\n\0"; #else #ifdef OLDMSG /* It seems there was a large installation that was using C-Kermit 5A(165) or thereabouts, which had deployed thousands of MS-DOS Kermit scripts in scattered locations that looked for strings in the old server message, which changed in 5A(183), August 1992. */ char *srvtxt = "\r\n\ C-Kermit server starting. Return to your local machine by typing\r\n\ its escape sequence for closing the connection, and issue further\r\n\ commands from there. To shut down the C-Kermit server, issue the\r\n\ FINISH or BYE command and then reconnect.\n\ \r\n\0"; #else #ifdef OSK char *srvtxt = "\r\012\ Entering server mode. If your local Kermit software is menu driven, use\r\012\ the menus to send commands to the server. Otherwise, enter the escape\r\012\ sequence to return to your local Kermit prompt and issue commands from\r\012\ there. Use SEND and GET for file transfer. Use REMOTE HELP for a list of\r\012\ other available services. Use BYE or FINISH to end server mode.\r\012\0"; #else /* UNIX, VMS, AOS/VS, and all others */ char *srvtxt = "\r\n\ Entering server mode. If your local Kermit software is menu driven, use\r\n\ the menus to send commands to the server. Otherwise, enter the escape\r\n\ sequence to return to your local Kermit prompt and issue commands from\r\n\ there. Use SEND and GET for file transfer. Use REMOTE HELP for a list of\r\n\ other available services. Use BYE or FINISH to end server mode.\r\n\0"; #endif /* OSK */ #endif /* OLDMSG */ #endif /* MINIX */ #else /* server mode disabled */ char *hlptxt = ""; char *srvtxt = ""; #endif /* NOSERVER */ /* Declarations for Send-Init Parameters */ struct ck_p ptab[NPROTOS] = { /* Initialize the Kermit part ... */ "Kermit", DRPSIZ, /* Receive packet size */ DSPSIZ, /* Send packet size */ 0, /* Send-packet-size-set flag */ DFWSIZ, /* Window size */ #ifdef NEWDEFAULTS PX_CAU, /* Control char unprefixing... */ #else PX_ALL, #endif /* NEWDEFAULTS */ #ifdef VMS /* Default filename collision action */ XYFX_X, /* REPLACE for VAX/VMS */ #else XYFX_B, /* BACKUP for everybody else */ #endif /* VMS */ #ifdef OS2 /* Flag for file name conversion */ XYFN_L, /* Literal for OS2 */ #else XYFN_C, /* Converted for others */ #endif /* OS2 */ 1, /* Send pathnames OFF (1 = strip) */ 1, /* Receive pathnames OFF (ditto) */ NULL, /* Host receive initiation string (binary) */ NULL, /* Host receive initiation string (text) */ NULL, /* External protocol send command (binary) */ NULL, /* External protocol send command (text) */ NULL, /* External protocol receive command (bin) */ NULL /* External protocol receive command (txt) */ #ifdef CK_XYZ , "XMODEM", 128,128,-1,-1, -1,-1,-1,1,1,NULL,NULL,NULL,NULL,NULL,NULL, "YMODEM", -1, -1,-1,-1, -1,-1,-1,1,1,NULL,NULL,NULL,NULL,NULL,NULL, "YMODEM-g", -1, -1,-1,-1, -1,-1,-1,1,1,NULL,NULL,NULL,NULL,NULL,NULL, "ZMODEM", -1, -1,-1,-1,PX_WIL,-1,-1,1,1,NULL,NULL,NULL,NULL,NULL,NULL, "Other", -1, -1,-1,-1, -1,-1,-1,1,1,NULL,NULL,NULL,NULL,NULL,NULL #endif /* CK_XYZ */ }; int spsiz = DSPSIZ, /* Current packet size to send */ spmax = DSPSIZ, /* Biggest packet size we can send */ spsizr = DSPSIZ, /* Send-packet size requested */ spsizf = 0, /* Flag to override size negotiation */ rpsiz = DRPSIZ, /* Biggest we want to receive */ urpsiz = DRPSIZ, /* User-requested receive pkt size */ maxrps = MAXRP, /* Maximum incoming long packet size */ maxsps = MAXSP, /* Maximum outbound l.p. size */ maxtry = MAXTRY, /* Maximum retries per packet */ wslots = 1, /* Window size currently in use */ wslotr = DFWSIZ, /* Window size from SET WINDOW */ wslotn = 1, /* Window size negotiated in S-pkt */ timeouts = 0, /* For statistics reporting */ spackets = 0, /* ... */ rpackets = 0, /* ... */ retrans = 0, /* ... */ crunched = 0, /* ... */ wmax = 0, /* ... */ wcur = 0, /* ... */ #ifdef OS2 srvidl = 0, /* Server idle timeout */ #endif /* OS2 */ srvdis = 1, /* Server file xfer display */ srvtim = DSRVTIM, /* Server command wait timeout */ /* timint is the timeout interval I use when waiting for a packet. pkttim is the SET RECEIVE TIMEOUT value, sent to the other Kermit. rtimo is the SET SEND TIMEOUT value. rtimo is the initial value of timint. timint is changed by the value in the incoming negotiation packet unless a SET SEND TIMEOUT command was given. */ timint = DMYTIM, /* Timeout interval I use */ pkttim = URTIME, /* Timeout I want you to use */ rtimo = DMYTIM, /* Normal packet wait timeout */ timef = 0, /* Flag to override what you ask */ #ifdef CK_TIMERS rttflg = 1, /* Use dynamic round-trip timers */ #else rttflg = 0, /* Use fixed timer */ #endif /* CK_TIMERS */ mintime = 1, /* Minimum timeout */ maxtime = 0, /* Maximum timeout */ npad = MYPADN, /* How much padding to send */ mypadn = MYPADN, /* How much padding to ask for */ bctr = DFBCT, /* Block check type requested */ bctu = 1, /* Block check type used */ bctl = 1, /* Block check length */ ebq = MYEBQ, /* 8th bit prefix */ ebqflg = 0, /* 8th-bit quoting flag */ rqf = -1, /* Flag used in 8bq negotiation */ rq = 0, /* Received 8bq bid */ sq = 'Y', /* Sent 8bq bid */ rpt = 0, /* Repeat count */ rptq = MYRPTQ, /* Repeat prefix */ rptflg = 0, /* Repeat processing flag */ rptena = 1, /* Repeat processing enabled */ xfrcan = 1, /* Transfer cancellation enabled */ xfrchr = 3, /* Transfer cancel char = Ctrl-C */ xfrnum = 3; /* Need three of them. */ int epktflg = 0; /* E-PACKET command active */ int capas = 9, /* Position of Capabilities */ lpcapb = 2, /* Long Packet capability */ lpcapr = 1, /* requested */ lpcapu = 0, /* used */ swcapb = 4, /* Sliding Window capability */ swcapr = 1, /* requested (allowed) */ swcapu = 0, /* used */ atcapb = 8, /* Attribute capability */ atcapr = 1, /* requested */ atcapu = 0, /* used */ rscapb = 16, /* RESEND capability */ rscapr = 1, /* requested by default */ rscapu = 0, /* used */ lscapb = 32, /* Locking Shift capability */ lscapr = 1, /* requested by default */ lscapu = 0; /* used */ /* Flags for whether to use particular attributes */ int atenci = 1, /* Encoding in */ atenco = 1, /* Encoding out */ atdati = 1, /* Date in */ atdato = 1, /* Date out */ atdisi = 1, /* Disposition in/out */ atdiso = 1, atleni = 1, /* Length in/out (both kinds) */ atleno = 1, atblki = 1, /* Blocksize in/out */ atblko = 1, attypi = 1, /* File type in/out */ attypo = 1, atsidi = 1, /* System ID in/out */ atsido = 1, atsysi = 1, /* System-dependent parameters in/out */ atsyso = 1; #ifdef STRATUS int atfrmi = 1, /* Format in/out */ atfrmo = 1, atcrei = 1, /* Creator ID in/out */ atcreo = 1, atacti = 1, /* Account in/out */ atacto = 1; #endif /* STRATUS */ CHAR padch = MYPADC, /* Padding character to send */ mypadc = MYPADC, /* Padding character to ask for */ seol = MYEOL, /* End-Of-Line character to send */ eol = MYEOL, /* End-Of-Line character to look for */ ctlq = CTLQ, /* Control prefix in incoming data */ myctlq = CTLQ, /* Outbound control character prefix */ myrptq = MYRPTQ; /* Repeat prefix I want to use */ int rptmin = 3; /* Repeat-count minimum */ char whoareu[16] = { NUL, NUL }; /* System ID of other Kermit */ int sysindex = -1; /* and index to its system ID struct */ int myindex = -1; char * cksysid = /* My system ID */ #ifdef UNIX "U1" #else #ifdef VMS "D7" #else #ifdef OSK "UD" #else #ifdef AMIGA "L3" #else #ifdef MAC "A3" #else #ifdef OS2 #ifdef NT "UN" #else /* NT */ "UO" #endif /* NT */ #else /* OS2 */ #ifdef datageneral "F3" #else #ifdef GEMDOS "K2" #else #ifdef STRATUS "MV" #else "" #endif /* STRATUS */ #endif /* GEMDOS */ #endif /* datageneral */ #endif /* OS2 */ #endif /* MAC */ #endif /* AMIGA */ #endif /* OSK */ #endif /* VMS */ #endif /* UNIX */ ; char uidbuf[64] = { NUL, NUL }; struct zattr iattr; /* Incoming file attributes */ /* File related variables, mainly for the benefit of (Open)VMS */ #ifdef NLCHAR /* Text-file line terminator */ CHAR feol = NLCHAR; #else CHAR feol = 0; #endif int fblksiz = DBLKSIZ; /* File blocksize */ int frecl = DLRECL; /* File record length */ int frecfm = XYFF_S; /* File record format (default = stream) */ int forg = XYFO_S; /* File organization (sequential) */ int fcctrl = XYFP_N; /* File carriage control (ctrl chars) */ #ifdef VMS /* VMS labeled file default options - name only. */ int lf_opts = LBL_NAM; #else #ifdef OS2 /* OS/2 labeled file default options, all attributes but archived. */ unsigned long int lf_opts = LBL_EXT|LBL_HID|LBL_RO|LBL_SYS; #else int lf_opts = 0; #endif /* OS2 */ #endif /* VMS */ /* Packet-related variables */ int pktnum = 0, /* Current packet number */ sndtyp = 0, /* Type of packet just sent */ rcvtyp = 0, /* Type of packet just received */ rsn, /* Received packet sequence number */ rln, /* Received packet length */ size, /* Current size of output pkt data */ osize, /* Previous output packet data size */ maxsize, /* Max size for building data field */ spktl = 0, /* Length packet being sent */ rpktl = 0, /* Length of packet just received */ pktpaus = 0, /* Interpacket pause interval, msec */ rprintf, /* REMOTE PRINT flag */ rmailf; /* MAIL flag */ CHAR #ifdef pdp11 srvcmd[MAXRP+4], #else #ifdef DYNAMIC *srvcmd = (CHAR *)0, /* Where to decode server command */ *pktmsg = (CHAR *)0, /* Packet error message */ #else srvcmd[MAXRP+4], pktmsg[81], #endif /* DYNAMIC */ #endif /* pdp11 */ padbuf[96], /* Buffer for send-padding */ *recpkt, *rdatap, /* Pointer to received packet data */ *data = (CHAR *)0, /* Pointer to send-packet data */ *srvptr, /* Pointer to srvcmd */ mystch = SOH, /* Outbound packet-start character */ stchr = SOH; /* Incoming packet-start character */ /* File-related variables */ #ifndef NOMSEND /* Multiple SEND */ struct filelist * filehead = NULL; struct filelist * filetail = NULL; struct filelist * filenext = NULL; int addlist = 0; #endif /* NOMSEND */ char filnam[CKMAXPATH + 1]; /* Name of current file. */ char cmdfil[CKMAXPATH + 1]; /* Application file name. */ int cfilef = 0; /* Application file flag. */ #ifndef NOSERVER int ngetpath = 0; /* GET search path */ char * getpath[MAXGETPATH]; char * x_user = NULL; /* Server login information */ char * x_passwd = NULL; char * x_acct = NULL; int x_login = 0; /* Login required */ int x_logged = 0; /* User is logged in */ #endif /* NOSERVER */ int nfils = 0; /* Number of files in file group */ long fsize; /* Size of current file */ int wildxpand = 0; /* Who expands wildcards */ int clfils = 0; /* Flag for command-line files */ int stayflg = 0; /* Flag for "stay", i.e. "-S" */ /* Communication line variables */ #ifdef BIGBUFOK char ttname[512]; /* Name of communication device */ #else #ifdef MAC char ttname[256]; #else char ttname[80]; #endif /* MAC */ #endif /* BIGBUFOK */ #ifdef MAC int connected = 0; /* True if connected */ int startconnected; /* initial state of connected */ #endif /* MAC */ long speed = -1L; /* Line speed */ int parity = DEFPAR, /* Parity specified, 0,'e','o',etc */ autopar = 0, /* Automatic parity change flag */ sosi = 0, /* Shift-In/Out flag */ flow = FLO_XONX, /* Flow control */ autoflow = 1, /* Automatic flow control */ turn = 0, /* Line turnaround handshake flag */ turnch = XON, /* Line turnaround character */ duplex = 0, /* Duplex, full by default */ escape = DFESC, /* Escape character for connect */ delay = DDELAY, /* Initial delay before sending */ tnlm = 0, /* Terminal newline mode */ mdmtyp = 0; /* Modem type (initially none) */ /* Networks for SET HOST */ #define MYHOSTL 100 char myhost[MYHOSTL]; /* Local host name */ int network = 0; /* Network vs serial connection */ #ifdef NETCONN #ifdef TCPSOCKET int nettype = NET_TCPB; /* Assume TCP/IP (BSD sockets) */ #else #ifdef SUNX25 int nettype = NET_SX25; #else #ifdef STRATUSX25 int nettype = NET_VX25; #else #ifdef DECNET int nettype = NET_DEC; #else #ifdef SUPERLAT int nettype = NET_SLAT; #else int nettype = NET_NONE; #endif /* SUPERLAT */ #endif /* DECNET */ #endif /* STRATUSX25 */ #endif /* SUNX25 */ #endif /* TCPSOCKET */ #else int nettype = NET_NONE; #endif /* NETCONN */ #ifdef ANYX25 int revcall = 0; /* X.25 reverse call not selected */ int closgr = -1; /* X.25 closed user group not selected */ int cudata = 0; /* X.25 call user data not specified */ char udata[MAXCUDATA]; /* X.25 call user data */ CHAR padparms[MAXPADPARMS+1]; /* X.3 parameters */ #endif /* ANYX25 */ /* Other items */ int isinterrupted = 0; /* Used in exception handling */ extern int what; #ifdef NT extern int StartedFromDialer; #ifdef NTSIG extern int TlsIndex; #endif /* NTSIG */ #ifdef NTASM unsigned long ESPToRestore ; /* Ditto */ #endif /* NTASM */ #endif /* NT */ #ifdef OS2PM int os2pm = 0; /* OS/2 Presentation Manager flag */ #endif /* OS2PM */ /* Terminal screen size, if known, -1 means unknown. */ #ifdef OS2 #include "ckocon.h" int tt_rows[VNUM] = {25,24,25,1}; /* Rows (height) */ int tt_cols[VNUM] = {80,80,80,80}; /* Columns (width) */ #else /* OS2 */ int tt_rows = -1; /* Rows (height) */ int tt_cols = -1; /* Columns (width) */ #endif /* OS2 */ int tt_escape = 1; /* Escaping back is enabled */ #ifdef NETCONN extern int ttyfd, tn_exit; #endif /* NETCONN */ int exitonclose = 0; /* Exit on close */ int tlevel = -1; /* Take-file command level */ #ifdef NOLOCAL int remonly = 1; /* Remote-mode-only advisory (-R) */ #else int remonly = 0; #endif /* NOLOCAL */ #ifndef NOSPL extern int cmdlvl; /* Command level */ extern int maclvl; /* Macro invocation level */ #endif /* NOSPL */ int protocol = PROTO_K; /* File transfer protocol = Kermit */ #ifdef NEWDEFAULTS int prefixing = PX_CAU; #else int prefixing = PX_ALL; #endif /* NEWDEFAULTS */ extern short ctlp[]; /* Control-prefix table */ int carrier = CAR_AUT; /* Pay attention to carrier signal */ int cdtimo = 0; /* Carrier wait timeout */ int xitsta = GOOD_EXIT; /* Program exit status */ #ifdef VMS /* Default filename collision action */ int fncact = XYFX_X; /* REPLACE for VAX/VMS */ #else int fncact = XYFX_B; /* BACKUP for everybody else */ #endif /* VMS */ int fncsav = -1; /* For saving & restoring the above */ int bgset = -1; /* BACKGROUND mode set explicitly */ #ifdef UNIX int suspend = DFSUSP; /* Whether SUSPEND command, etc, */ #else /* is to be allowed. */ int suspend = 0; #endif /* UNIX */ /* Statistics variables */ long filcnt, /* Number of files in transaction */ filrej, /* Number of files rejected in transaction */ flci, /* Characters from line, current file */ flco, /* Chars to line, current file */ tlci, /* Chars from line in transaction */ tlco, /* Chars to line in transaction */ ffc, /* Chars to/from current file */ tfc, /* Chars to/from files in transaction */ ccu, /* Control chars unprefixed in transaction */ ccp, /* Control chars prefixed in transaction */ rptn; /* Repeated characters compressed */ int tsecs = 0; /* Seconds for transaction */ int fsecs = 0; /* Per-file timer */ /* Flags */ int deblog = 0, /* Flag for debug logging */ debses = 0, /* Flag for DEBUG SESSION */ pktlog = 0, /* Flag for packet logging */ seslog = 0, /* Session logging */ tralog = 0, /* Transaction logging */ displa = 0, /* File transfer display on/off */ stdouf = 0, /* Flag for output to stdout */ stdinf = 0, /* Flag for input from stdin */ xflg = 0, /* Flag for X instead of F packet */ hcflg = 0, /* Doing Host command */ dest = DEST_D, /* Destination for packet data */ /* If you change this, also see struct ptab above... */ #ifdef OS2 /* Flag for file name conversion */ fncnv = XYFN_L, /* Default is Literal in OS/2, */ f_save = XYFN_L, /* (saved copy of same) */ #else fncnv = XYFN_C, /* elsewhere Convert them */ f_save = XYFN_C, /* (ditto) */ #endif /* OS2 */ fnspath = 1, /* Send-file path 1 = strip */ fnrpath = 1, /* Receive-file path 1 = strip */ #ifdef NEWDEFAULTS binary = XYFT_B, /* Default file transfer mode */ b_save = XYFT_B, /* Saved file mode */ #else binary = XYFT_T, /* Default file transfer mode */ b_save = XYFT_T, /* Saved file mode */ #endif /* NEWDEFAULTS */ #ifdef OS2 cursor_save = -1, /* Cursor state */ #endif /* OS2 */ xfermode = XMODE_A, /* Transfer mode, manual or auto */ sendmode = SM_SEND, /* Which type of SEND operation */ slostart = 1, /* Slow start (grow packet lengths) */ cmask = 0177, /* CONNECT (terminal) byte mask */ fmask = 0377, /* File byte mask */ warn = 0, /* Flag for file warning */ quiet = 0, /* Be quiet during file transfer */ local = 0, /* 1 = local mode, 0 = remote mode */ server = 0, /* Flag for being a server */ bye_active = 0, /* Flag for BYE command active */ cflg = 0, /* Connect before transaction */ cnflg = 0, /* Connect after transaction */ cxseen = 0, /* Flag for cancelling a file */ czseen = 0, /* Flag for cancelling file group */ discard = 0, /* Flag for file to be discarded */ keep = 1, /* Keep incomplete files */ unkcs = 1, /* Keep file w/unknown character set */ nakstate = 0, /* In a state where we can send NAKs */ dblchar = -1, /* Character to double when sending */ moving = 0; /* MOVE = send, then delete */ long sendstart = 0L; /* SEND start position */ /* Variables passed from command parser to protocol module */ #ifndef NOSPL #ifndef NOICP _PROTOTYP( int parser, (int) ); /* The parser itself */ #ifdef CK_APC _PROTOTYP( VOID apconect, (void) ); #endif /* CK_APC */ #endif /* NOICP */ #endif /* NOSPL */ char *clcmds = NULL; /* Pointer to command-line commands */ #ifdef CK_CURSES #ifndef OS2 #ifndef COHERENT _PROTOTYP( VOID fxdinit, (void) ); #endif /* COHERENT */ #endif /* OS2 */ #endif /* CK_CURSES */ CHAR sstate = (CHAR) 0; /* Starting state for automaton */ CHAR zstate = (CHAR) 0; /* For remembering sstate */ char *cmarg = ""; /* Pointer to command data */ char *cmarg2 = ""; /* Pointer to 2nd command data */ char **cmlist; /* Pointer to file list in argv */ int autodl = /* Autodownload */ #ifdef CK_AUTODL #ifdef OS2 1 /* Enabled by default only in */ #else /* terminal-emulating versions, */ 0 /* disabled by default for others */ #endif /* OS2 */ #else 0 /* (or if not implemented). */ #endif /* CK_AUTODL */ ; int remfile = 0, rempipe = 0, remappd = 0; /* REMOTE output redirection */ char * remdest = NULL; char * printfile = NULL; /* NULL if printer not redirected */ int printpipe = 0; /* For SET PRINTER */ /* Server services: 0 = disabled 1 = enabled in local mode 2 = enabled in remote mode 3 = enabled in both local and remote modes only as initial (default) values. */ int en_cwd = 3; /* CD/CWD */ int en_cpy = 3; /* COPY */ int en_del = 2; /* DELETE */ int en_dir = 3; /* DIRECTORY */ int en_fin = 3; /* FINISH */ int en_get = 3; /* GET */ int nopush = 0; /* PUSH enabled */ #ifndef NOPUSH int en_hos = 2; /* HOST enabled */ #else int en_hos = 0; /* HOST disabled */ #endif /* NOPUSH */ int en_ren = 3; /* RENAME */ int en_sen = 3; /* SEND */ int en_set = 3; /* SET */ int en_spa = 3; /* SPACE */ int en_typ = 3; /* TYPE */ int en_who = 3; /* WHO */ #ifdef datageneral /* Data General AOS/VS can't do this */ int en_bye = 0; /* BYE */ #else int en_bye = 2; /* PCs in local mode... */ #endif /* datageneral */ int en_asg = 3; /* ASSIGN */ int en_que = 3; /* QUERY */ int en_ret = 2; /* RETRIEVE */ int en_mai = 3; /* MAIL */ int en_pri = 3; /* PRINT */ /* Miscellaneous */ char **xargv; /* Global copies of argv */ int xargc; /* and argc */ int xargs; /* an immutable copy of argc */ char *xarg0; /* and of argv[0] */ char *pipedata; /* Pointer to -P (pipe) data */ extern char *dftty; /* Default tty name from ck?tio.c */ extern int dfloc; /* Default location: remote/local */ extern int dfprty; /* Default parity */ extern int dfflow; /* Default flow control */ /* Buffered file input and output buffers. See getpkt() in ckcfns.c and zoutdump() in the system-dependent file i/o module (usually ck?fio.c). */ #ifndef DYNAMIC /* Now we allocate them dynamically, see getiobs() below. */ char zinbuffer[INBUFSIZE], zoutbuffer[OBUFSIZE]; #endif /* DYNAMIC */ char *zinptr, *zoutptr; int zincnt, zoutcnt; _PROTOTYP( int getiobs, (VOID) ); /* M A I N -- C-Kermit main program */ #include #ifndef NOCCTRAP #include #include "ckcsig.h" ckjmpbuf cmjbuf; #ifdef GEMDOS /* Special for Atari ST */ cc_clean(); /* This can't be right? */ #endif /* GEMDOS */ #endif /* NOCCTRAP */ /* C K I N D E X -- C-Kermit's index function */ /* We can't depend on C libraries to have one, so here is our own. Call with: s1 - String to look for. s2 - String to look in. t - Starting position in s2. r - 0 for left-to-right search, non-0 for right-to-left. icase 0 for case independence, non-0 if alphabetic case matters. Returns 0 if string not found, otherwise a 1-based result. */ int ckindex(s1,s2,t,r,icase) char *s1, *s2; int t, r, icase; { int len1, len2, i, j, x; char * s; char * ss1 = NULL; char * ss2 = NULL; if (!s1 || !s2) return(0); len1 = (int)strlen(s1); /* length of string to look for */ len2 = (int)strlen(s = s2); /* length of string to look in */ if (len1 < 0) return(0); /* paranoia */ if (len2 < 0) return(0); j = len2 - len1; /* length difference */ if (j < 0 || t > j) { /* search string is longer */ return(0); } else { /* Args are OK */ s = s2 + t; /* Point to beginning of target */ if (r == 0) { /* Index */ for (i = 0; i <= (j - t); i++) { /* Now compare */ x = icase ? strncmp(s1,s++,len1) : xxstrcmp(s1,s++,len1); if (!x) return(i+1+t); } } else { /* Reverse Index */ for (i = t; i > -1 && s >= s1; i--) { /* Compare */ x = icase ? strncmp(s1,s--,len1) : xxstrcmp(s1,s--,len1); if (!x) return(i+1); } } return(0); } } /* Tell if a pathname is absolute (vs relative) */ /* This should be parceled out to each of the ck*fio.c modules... */ int isabsolute(path) char * path; { int rc = 0; int x; if (!path) return(0); if (!*path) return(0); x = (int) strlen(path); debug(F111,"isabsolute",path,x); #ifdef VMS rc = 0; if (x = ckindex(":",path,1,0,0)) if (x = ckindex("[",path,x,0,0)) if (x = ckindex("]",path,x,0,0)) rc = 1; #else #ifdef UNIX if (*path == '/' || #ifdef DTILDE *path == '~' || #endif /* DTILDE */ *path == '.' ) rc = 1; #else #ifdef OS2 if (*path == '/' || *path == '\\' || *path == '.') rc = 1; else if (isalpha(*path) && x > 1) if (*(path+1) == ':') rc = 1; #else #ifdef AMIGA if (*path == '/' || #ifdef DTILDE *path == '~' || #endif /* DTILDE */ *path == '.' ) rc = 1; #else #ifdef OSK if (*path == '/' || #ifdef DTILDE *path == '~' || #endif /* DTILDE */ *path == '.' ) rc = 1; #else #ifdef datageneral if (*path == ':') rc = 1; #else #ifdef MAC rc = 0; /* Fill in later... */ #else #ifdef STRATUS rc = 0; /* Fill in later... */ #else #ifdef GEMDOS if (*path == '/' || *path == '\\' || *path == '.') rc = 1; else if (isalpha(*path) && x > 1) if (*(path+1) == ':') rc = 1; #endif /* GEMDOS */ #endif /* STRATUS */ #endif /* MAC */ #endif /* datageneral */ #endif /* OSK */ #endif /* AMIGA */ #endif /* OS2 */ #endif /* UNIX */ #endif /* VMS */ debug(F111,"isabsolute returns","",rc); return(rc); } /* See if I have direct access to the keyboard */ int is_a_tty(n) int n; { #ifdef KUI return 1; #else /* KUI */ #ifdef NT if (isWin95()) return(1); else return(_isatty(n)); #else return(isatty(n)); #endif /* NT */ #endif /* KUI */ } /* Info associated with a system ID */ struct sysdata sysidlist[] = { /* Add others as needed... */ "0", "anonymous", 0, NUL, 0, 0, 0, "A1", "Apple II", 0, NUL, 0, 0, 3, /* fix this */ "A3", "Macintosh", 1, ':', 0, 2, 1, "D7", "VMS", 0, ']', 1, 0, 0, "DA", "RSTS/E", 0, ']', 1, 0, 3, /* (i think...) */ "DB", "RT11", 0, NUL, 1, 0, 3, /* (maybe...) */ "F3", "AOS/VS", 1, ':', 0, 0, 2, "I1", "VM/CMS", 0, NUL, 0, 0, 0, "I2", "MVS/TSO", 0, NUL, 0, 0, 0, "I4", "MUSIC", 0, NUL, 0, 0, 0, "I7", "CICS", 0, NUL, 0, 0, 0, "I9", "MVS/ROSCOE", 0, NUL, 0, 0, 0, "K2", "Atari ST", 1, '\\', 1, 0, 3, "L3", "Amiga", 1, '/', 1, 0, 2, "MV", "Stratus VOS", 1, '>', 0, 1, 0, "N3", "Apollo Aegis", 1, '/', 0, 3, 2, "U1", "UNIX", 1, '/', 0, 3, 2, "U8", "MS-DOS", 1, '\\', 1, 0, 3, "UD", "OS-9", 1, '/', 0, 3, 2, "UN", "Windows-32", 1, '\\', 1, 2, 3, "UO", "OS/2", 1, '\\', 1, 2, 3 }; static int nxxsysids = (sizeof(sysidlist) / sizeof(struct sysdata)); /* Given a Kermit system ID code, return the associated name string */ /* and some properties of the filenames... */ char * getsysid(s) char * s; { /* Get system-type name */ int i; if (!s) return(""); for (i = 0; i < nxxsysids; i++) if (!strcmp(sysidlist[i].sid_code,s)) return(sysidlist[i].sid_name); return(s); } int getsysix(s) char *s; { /* Get system-type index */ int i; if (!s) return(-1); for (i = 0; i < nxxsysids; i++) if (!strcmp(sysidlist[i].sid_code,s)) return(i); return(-1); } /* Initialize file transfer protocols */ VOID initproto(y, upbstr, uptstr, sndbstr, sndtstr, rcvbstr, rcvtstr) int y; char * upbstr, * uptstr, * sndbstr, * sndtstr, * rcvbstr, * rcvtstr; /* initproto */ { char * p; int n; if (upbstr) /* Convert null strings */ if (!*upbstr) /* to null pointers */ upbstr = NULL; if (uptstr) /* Convert null strings */ if (!*uptstr) /* to null pointers */ uptstr = NULL; if (sndbstr) if (!*sndbstr) sndbstr = NULL; if (sndtstr) if (!*sndtstr) sndtstr = NULL; if (rcvbstr) if (!*rcvbstr) rcvbstr = NULL; if (rcvtstr) if (!*rcvtstr) rcvtstr = NULL; protocol = y; /* Set protocol */ if (ptab[protocol].rpktlen > -1) urpsiz = ptab[protocol].rpktlen; if (ptab[protocol].spktflg > -1) spsizf = ptab[protocol].spktflg; if (ptab[protocol].spktlen > -1) { spsiz = ptab[protocol].spktlen; if (spsizf) spsizr = spmax = spsiz; } if (ptab[protocol].winsize > -1) wslotr = ptab[protocol].winsize; if (ptab[protocol].prefix > -1) prefixing = ptab[protocol].prefix; if (ptab[protocol].fnca > -1) fncact = ptab[protocol].fnca; if (ptab[protocol].fncn > -1) fncnv = ptab[protocol].fncn; if (ptab[protocol].fnsp > -1) fnspath = ptab[protocol].fnsp; if (ptab[protocol].fnrp > -1) fnrpath = ptab[protocol].fnrp; makestr(&(ptab[protocol].h_b_init),upbstr); makestr(&(ptab[protocol].h_t_init),uptstr); makestr(&(ptab[protocol].p_b_scmd),sndbstr); makestr(&(ptab[protocol].p_t_scmd),sndtstr); makestr(&(ptab[protocol].p_b_rcmd),rcvbstr); makestr(&(ptab[protocol].p_t_rcmd),rcvtstr); } /* M A K E S T R -- Creates a dynamically allocated string. Makes a new copy of string s and sets pointer p to its address. Handles degenerate cases, like when buffers overlap or are the same, one or both arguments are NULL, etc. */ VOID makestr(p,s) char **p, *s; { int x; char *q = NULL; if (*p == s) /* The two pointers are the same. */ return; /* Don't do anything. */ if (!s) { /* New definition is null? */ if (*p) /* Free old storage. */ free(*p); *p = NULL; /* Return null pointer. */ return; } if ((x = strlen(s)) >= 0) { /* Get length, even of empty string. */ q = malloc(x + 1); /* Get and point to temp storage. */ if (q) strcpy(q,s); } else q = NULL; /* Length of string is zero */ if (*p) /* Now free the original storage. */ free(*p); *p = NULL; if (!q) return; if (x > 0) { /* Get length. */ if (*p = malloc(x + 1)) strcpy(*p,q); } free(q); /* Free temporary buffer. */ } /* X X S T R C M P -- Caseless string comparison */ /* Call with pointers to the two strings, s1 and s2, and a length, n. Compares up to n characters of the two strings and returns: 1 if s1 > t1 0 if s1 = s2 -1 if s1 < t1 */ int xxstrcmp(s1,s2,n) char *s1, *s2; int n; { /* Caseless string comparison. */ char t1, t2; if (n < 1) return(0); if (!s1) s1 = ""; /* Watch out for null pointers. */ if (!s2) s2 = ""; while (n--) { t1 = *s1++; /* Get next character from each. */ t2 = *s2++; if (!t1) return(t2 ? -1 : 0); if (!t2) return(t1 ? -1 : 0); if (isupper(t1)) t1 = tolower(t1); if (isupper(t2)) t2 = tolower(t2); if (t1 < t2) return(-1); /* s1 < s2 */ if (t1 > t2) return(1); /* s1 > s2 */ } return(0); /* They're equal */ } #ifndef NOCMDL VOID #ifdef CK_ANSIC docmdline(void * threadinfo) #else /* CK_ANSIC */ docmdline(threadinfo) VOID * threadinfo; #endif /* CK_ANSIC */ { #ifdef NTSIG if (threadinfo) { /* Thread local storage... */ TlsSetValue(TlsIndex,threadinfo); debug( F100, "docmdline called with threadinfo block", "", 0 ); } else debug( F100, "docmdline threadinfo is NULL","",0) ; #endif /* NTSIG */ proto(); /* Take any requested action, then */ if (!quiet) /* put cursor back at left margin, */ conoll(""); #ifndef NOLOCAL if (cnflg) doconect(0); /* connect if requested. */ #endif /* NOLOCAL */ #ifdef NTSIG ckThreadEnd(threadinfo); #endif /* NTSIG */ return; } VOID #ifdef CK_ANSIC failcmdline(void * foo) #else /* CK_ANSIC */ failcmdline(foo) VOID * foo; #endif /* CK_ANSIC */ { #ifdef GEMDOS cc_clean(); #endif /* GEMDOS */ #ifndef NOLOCAL if (cnflg) doconect(0); /* connect again if requested. */ #endif /* NOLOCAL */ } #endif /* NOCMDL */ #ifndef NOICP VOID #ifdef CK_ANSIC dotakeini(void * threadinfo) /* Execute init file. */ #else /* CK_ANSIC */ dotakeini(threadinfo) VOID * threadinfo; /* Execute init file. */ #endif /* CK_ANSIC */ /* dotakeini */ { #ifdef NTSIG if (threadinfo) { /* Thread local storage... */ TlsSetValue(TlsIndex,threadinfo); debug( F100, "dotakeini called with threadinfo block","", 0 ) ; } else debug( F100, "dotakeini - threadinfo is NULL", "", 0 ) ; #endif /* NTSIG */ cmdini(); /* Sets tlevel */ doinit(); debug(F101,"main executing init file","",tlevel); while (tlevel > -1) { sstate = (CHAR) parser(1); /* Execute one command at a time. */ if (sstate) proto(); /* Enter protocol if requested. */ #ifdef NTSIG ck_ih(); #endif /* NTSIG */ } debug(F101,"main exits init file","",tlevel); #ifdef NTSIG ckThreadEnd(threadinfo); #endif /* NTSIG */ return; } VOID #ifdef CK_ANSIC failtakeini(void * threadinfo) #else /* CK_ANSIC */ failtakeini(threadinfo) VOID * threadinfo; #endif /* CK_ANSIC */ /* failtakeini */ { #ifdef GEMDOS cc_clean(); /* Atari: Clean up after ^C-trap. */ #endif /* GEMDOS */ conoll("Interrupt during initialization or command-line processing."); conoll("C-Kermit quitting..."); doexit(BAD_EXIT,-1); /* Exit with bad status. */ } VOID #ifdef CK_ANSIC doicp(void * threadinfo) #else /* CK_ANSIC */ doicp(threadinfo) VOID * threadinfo; #endif /* CK_ANSIC */ /* doicp */ { #ifdef NTSIG if (threadinfo) { /* Thread local storage... */ if (!TlsSetValue(TlsIndex,threadinfo)) debug(F101,"doicp TlsSetValue failed","",GetLastError() ) ; debug( F101, "doicp a threadinfo block - TlsIndex", "", TlsIndex ) ; } else { debug( F100, "doicp received a null threadinfo", "", 0 ) ; } #endif /* NTSIG */ #ifdef MAC while (1) { extern char *lfiles; /* Fake pointer cast */ if (connected) { debug(F100, "main: calling macparser", "", 0); sstate = newparser(1, 1, 0L); /* ignore null command state */ if (sstate == 'n') sstate = '\0'; if (sstate) proto(); #ifdef NTSIG ck_ih(); #endif /* NTSIG */ } else { /* * process take files the finder gave us. */ if ((tlevel == -1) && lfiles) startlfile(); debug(F100, "main: calling parser", "", 0); sstate = (CHAR) parser(0); if (sstate == 'c') /* if MAC connect */ sstate = 0; if (sstate) proto(); #ifdef NTSIG ck_ih(); #endif /* NTSIG */ } } #else /* Not MAC */ #ifndef NOSPL /* If interactive commands were given on the command line (using the -C "command, command, ..." option), assign them to a macro called "cl_commands", then execute the macro and leave it defined for subsequent re-execution if desired. */ if (clcmds) { /* Check for -C commands */ int x; x = addmac("cl_commands",clcmds); /* Put macro in table */ if (x > -1) { /* If successful, */ dodo(x,NULL,CF_CMDL); /* set up for macro execution */ while (maclvl > -1) { /* Loop getting macro commands. */ sstate = (CHAR) parser(1); if (sstate) proto(); /* Enter protocol if requested. */ #ifdef NTSIG ck_ih(); #endif /* NTSIG */ } } herald(); } #endif /* NOSPL */ /* Running from an application file, or a command filename was specified on the command line. */ debug(F101,"main cfilef","",cfilef); if (*cmdfil) { cfilef = 1; /* Remember we did this, */ dotake(cmdfil); /* Command file spec'd on cmd line */ } while(1) { /* Loop getting commands. */ sstate = (CHAR) parser(0); if (sstate) proto(); /* Enter protocol if requested. */ #ifdef NTSIG ck_ih(); #endif /* NTSIG */ } #ifdef NTSIG ckThreadEnd(threadinfo); #endif /* NTSIG */ /* return ; */ /* If this routine is void there should be no return */ #endif /* MAC */ } VOID #ifdef CK_ANSIC failicp(void * threadinfo) #else /* CK_ANSIC */ failicp(threadinfo) VOID * threadinfo; #endif /* CK_ANSIC */ { #ifdef GEMDOS cc_clean(); #endif /* GEMDOS */ fixcmd(); /* Pop command stacks, etc. */ clcmds = NULL; debug(F100,"ckcmai got interrupt","",0); } #endif /* NOICP */ #ifndef NOICP VOID #ifdef CK_ANSIC docmdfile(void * threadinfo) /* Execute application file */ #else /* CK_ANSIC */ docmdfile(threadinfo) VOID * threadinfo; #endif /* CK_ANSIC */ { #ifdef NTSIG if (threadinfo) { /* Thread local storage... */ TlsSetValue(TlsIndex,threadinfo); debug( F100, "docmdfile called with threadinfo block","", 0 ) ; } else debug( F100, "docmdfile - threadinfo is NULL", "", 0 ) ; #endif /* NTSIG */ debug(F110,"main cmdfil",cmdfil,0); dotake(cmdfil); /* execute it */ while (tlevel > -1) { /* until it runs out. */ sstate = parser(1); /* Loop getting commands. */ if (sstate) proto(); /* Enter protocol if requested. */ #ifdef NTSIG ck_ih(); #endif /* NTSIG */ } cfilef = 1; /* Remember we did this */ #ifdef NTSIG ckThreadEnd(threadinfo); #endif /* NTSIG */ return; } VOID #ifdef CK_ANSIC failcmdfile(void * threadinfo) #else /* CK_ANSIC */ failcmdfile(threadinfo) VOID * threadinfo; #endif /* CK_ANSIC */ { #ifdef GEMDOS cc_clean(); /* Atari: Clean up after ^C-trap. */ #endif /* GEMDOS */ conoll("Interrupt during initialization or command-line processing."); conoll("C-Kermit quitting..."); doexit(BAD_EXIT,-1); /* Exit with bad status. */ } #endif /* NOICP */ VOID setprefix(z) int z; { /* Initial control-char prefixing */ #ifdef CK_SPEED int i, val; prefixing = z; ptab[protocol].prefix = prefixing; switch(z) { case PX_ALL: /* All or None */ case PX_NON: val = (z == PX_ALL) ? 1 : 0; for (i = 1; i < 32; i++) ctlp[i] = val; for (i = 127; i < 160; i++) ctlp[i] = val; ctlp[255] = val; break; case PX_CAU: /* Cautious or Minimal */ case PX_WIL: for (i = 1; i < 32; i++) ctlp[i] = 0; for (i = 127; i < 160; i++) ctlp[i] = 0; ctlp[mystch] = ctlp[mystch+128] = 1; /* Kermit start of packet */ if (seol != 13) ctlp[seol] = ctlp[seol+128] = 1; /* Kermit end */ ctlp[13] = ctlp[141] = 1; /* In case of TELNET */ ctlp[(unsigned)255] = 1; /* Ditto */ ctlp[17] = ctlp[19] = 1; ctlp[145] = ctlp[147] = 1; if (prefixing == PX_CAU) { /* Cautious - add some more */ ctlp[3] = ctlp[13] = ctlp[16] = 1; ctlp[28] = ctlp[29] = ctlp[30] = 1; ctlp[131] = ctlp[141] = ctlp[144] = 1; ctlp[(unsigned)255] = ctlp[156] = ctlp[157] = ctlp[158] = 1; } break; } #endif /* CK_SPEED */ } #ifdef aegis /* On the Apollo, intercept main to insert a cleanup handler */ int ckcmai(argc,argv) int argc; char **argv; #else #ifdef MAC /* Macintosh */ int main (void) #else #ifdef VMSGCC /* (Open)VMS with GCC compiler */ int main(argc,argv) int argc; char **argv; #else #ifdef __DECC /* DEC Alpha with DEC C compiler */ #ifdef __ALPHA int main(argc,argv) int argc; char **argv; #else /* DEC C compiler, not Alpha */ VOID main(argc,argv) int argc; char **argv; #endif /* __ALPHA */ #else #ifdef STRATUS /* Stratus VOS */ /* ANSI main returns int, and VOS compiler complains if not so. */ int main(argc,argv) int argc; char **argv; #else /* All others */ #ifdef NT #ifdef CK_WIN void Main( int argc, char ** argv ) #else VOID main(argc,argv) int argc; char **argv; #endif /* CK_TAPI */ #else VOID main(argc,argv) int argc; char **argv; #endif /* NT */ #endif /* STRATUS */ #endif /* __DECC */ #endif /* VMSGCC */ #endif /* MAC */ #endif /* aegis */ /* main */ { #ifdef datageneral short *pfha = 016000000036; /* Get around LANG_RT problem -- */ *pfha = (short) 0; /* No user protection fault handler */ #endif /* datageneral */ /* Do some initialization */ #ifndef MAC xargc = xargs = argc; /* Make global copies of argc */ xargv = argv; /* ...and argv. */ xarg0 = argv[0]; #ifndef NOICP #ifdef NT setOSVer(); #endif /* NT */ prescan(0); /* Check for debugging */ #endif /* NOICP */ #endif /* MAC */ if (sysinit() < 0) /* System-dependent initialization. */ fatal("Can't initialize!"); #ifdef CK_CURSES #ifndef OS2 #ifndef COHERENT fxdinit(); /* Init fullscreen package */ #endif /* COHERENT */ #endif /* OS2 */ #endif /* CK_CURSES */ #ifdef TCPSOCKET #ifdef CK_SOCKS SOCKSinit(argv[0]); /* Internet relay package... */ #endif /* CK_SOCKS */ #endif /* TCPSOCKET */ #ifdef CK_XYZ /* Initialize protocols... */ #ifdef XYZ_INTERNAL /* XYZMODEM are internal ... */ initproto(PROTO_X, "rx %s","rx %s", NULL, NULL, NULL, NULL); initproto(PROTO_Y, "rb","rb", NULL, NULL, NULL, NULL); initproto(PROTO_G, "rb","rb", NULL, NULL, NULL, NULL); initproto(PROTO_Z, "rz","rz", NULL, NULL, NULL, NULL); initproto(PROTO_K, "kermit -ir","kermit -r", NULL, NULL, NULL, NULL); /* Kermit Must be last */ #else /* XYZMODEM are external protocols ... */ /* s1 s2 s3 s4 s5 s6 */ initproto(PROTO_X, "rx %s","rx %s", "sx %s", "sx -a %s", "rx %s", "rx %s"); initproto(PROTO_Y, "rb", "rb", "sb %s", "sb -a %s", "rb", "rb" ); initproto(PROTO_G, "rb", "rb", "sb %s", "sb -a %s", "rb", "rb" ); initproto(PROTO_Z, "rz", "rz", "sz %s", "sz -a %s", "rz", "rz" ); initproto(PROTO_K, "kermit -ir", "kermit -r", NULL, NULL, NULL, NULL); /* Kermit must be last */ #endif /* XYZ_INTERNAL */ #else /* No XYZMODEM support */ initproto(PROTO_K, "kermit -ir","kermit -r", NULL, NULL, NULL, NULL); #endif /* CK_XYZ */ connoi(); /* Console interrupts off */ sstate = 0; /* No default start state. */ #ifdef DYNAMIC if (getiobs() < 0) fatal("Can't allocate i/o buffers!"); #endif /* DYNAMIC */ ckhost(myhost,MYHOSTL); /* Name of local host */ strcpy(ttname,dftty); /* Set up default tty name. */ local = dfloc; /* And whether it's local or remote. */ parity = dfprty; /* Set initial parity, */ flow = dfflow; /* and flow control. */ myindex = getsysix(cksysid); if (local) if (ttopen(ttname,&local,0,0) < 0) { /* If default tty line */ #ifndef OS2 conol("Can't open device: "); conoll(ttname); #endif /* OS2 */ local = 0; strcpy(ttname,CTTNAM); } speed = ttgspd(); /* Get transmission speed. */ #ifdef ANYX25 initpad(); /* Initialize X.25 PAD */ #endif /* ANYX25 */ if (inibufs(SBSIZ,RBSIZ) < 0) /* Allocate packet buffers */ fatal("Can't allocate packet buffers!"); #ifndef NOCKSPEED setprefix(prefixing); /* Set up control char prefixing */ #endif /* NOCKSPEED */ #ifndef NOICP #ifdef MAC cmdini(); #else /* Not MAC */ /* Attempt to take ini file before doing command line */ *cmdfil = '\0'; /* Assume no command file. */ prescan(1); /* But first check for -y option */ debug(F101,"main argc after prescan()","",argc); /* Now process any relevant environment variables */ #ifndef NODIAL getdialenv(); /* Dialing */ #ifdef NETCONN ndinit(); /* Initialize network directory info */ getnetenv(); /* Network directories */ #endif /* NETCONN */ #endif /* NODIAL */ #ifdef NOCCTRAP dotakeini(0); #else /* NOCCTRAP */ setint(); cc_execute( ckjaddr(cmjbuf), dotakeini, failtakeini ); #endif /* NOCCTRAP */ debug(F101,"main 2 cfilef","",cfilef); if (*cmdfil) { /* If we got one (see prescan())... */ #ifdef NOCCTRAP docmdfile(0); /* execute it. */ #else /* NOCCTRAP */ setint(); cc_execute( ckjaddr(cmjbuf), docmdfile, failcmdfile ); #endif /* NOCCTRAP */ } *cmdfil = '\0'; /* Done, nullify the file name */ #endif /* MAC */ #endif /* NOICP */ #ifndef NOCMDL /* Look for a UNIX-style command line... */ what = W_NOTHING; debug(F101,"main argc","",argc); if (argc > 1) { /* Command line arguments? */ sstate = (CHAR) cmdlin(); /* Yes, parse. */ zstate = sstate; /* Remember sstate around protocol */ #ifndef NOLOCAL if (cflg) /* Connect first if requested */ doconect(0); #endif /* NOLOCAL */ if (sstate) { #ifndef NOLOCAL if (displa) concb((char)escape); /* (for console "interrupts") */ #endif /* NOLOCAL */ #ifdef NOCCTRAP docmdline(1); #else /* NOCCTRAP */ setint(); cc_execute( ckjaddr(cmjbuf), docmdline, failcmdline ); #endif /* NOCCTRAP */ } #ifndef NOICP /* If a command-line action argument was given and -S ("stay") was not given, exit now. */ if ((cflg || cnflg || zstate) && !stayflg) #endif /* NOICP */ doexit(GOOD_EXIT,xitsta); /* Exit with good status */ #ifndef NOICP #ifdef NETCONN if ((cflg || cnflg) && tn_exit && ttyfd == -1) doexit(GOOD_EXIT,xitsta); /* Exit with good status */ #endif /* NETCONN */ #endif /* NOICP */ } #endif /* NOCMDL */ #ifdef NOICP /* No interactive command parser */ else { #ifndef NOCMDL /* Command-line-only version */ fatal("no command-line options given, type 'kermit -h' for help"); #else /* Neither one! */ sstate = 'x'; proto(); /* So go into server mode */ doexit(GOOD_EXIT,xitsta); /* exit with good status */ #endif /* NOCMDL */ } #else /* not NOICP */ /* If no action requested on command line, or if -S ("stay") was included, enter the interactive command parser. */ if (!clcmds) herald(); /* Display program herald. */ #ifdef NOCCTRAP debug(F100,"ckcmai setting interrupt trap","",0); setint(); /* Set up command interrupt traps */ doicp(NULL); #else /* NOCCTRAP */ while (1) { debug(F100,"ckcmai setting interrupt trap","",0); setint(); /* Set up command interrupt traps */ if (!cc_execute(ckjaddr(cmjbuf), doicp, failicp)) break; } #endif /* NOCCTRAP */ #endif /* NOICP */ #ifdef MAC return(1); #endif /* MAC */ } #ifdef DYNAMIC /* Allocate file i/o buffers */ char *zinbuffer, *zoutbuffer; int getiobs() { zinbuffer = (char *)malloc(INBUFSIZE); if (!zinbuffer) return(-1); zoutbuffer = (char *)malloc(OBUFSIZE); if (!zoutbuffer) return(-1); debug(F100,"getiobs ok","",0); return(0); } #endif /* DYNAMIC */