/* $Header: Welmat:src/Welmat/xprfts/RCS/xprfts.h,v 1.2 92/11/24 23:40:53 rwm Exp Locker: rwm $ Main include file for XPR FTS protocol Copyright (C) 1992 Russell McOrmond This program is free software; you can redistribute it and/or modify it under the terms of the GNU General Public License as published by the Free Software Foundation; either version 2 of the License, or (at your option) any later version. This program is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for more details. You should have received a copy of the GNU General Public License along with this program; if not, write to the Free Software Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. */ /* Return codes */ #define OK 0 #define NODCD (-1) #define ERROR (-2) #define GOTEOT (-3) #define GOTACK (-4) #define GOTSACK (-5) #define GOTNAK (-6) #define GOTCNAK (-7) #define GOTSNAK (-8) #define GOTSCNAK (-9) #define GOTBLOCK (-10) #define GOTBADBLOCK (-11) #define MDM7BAD (-12) #define TIMEOUT (-13) #define SCRATCHLEN 256 /* relevant characters */ #define TSYNCH 0xAE #define YOOHOO 0xF1 #define SOH 0x01 #define SYN 0x16 #define ACK 0x06 #define NAK 0x15 #define EOT 0x04 #define ENQ 0x05 #define ETB 0x17 #define CAN 0x18 #define SUB PADZ #define PADZ 0x1A #define CNAK 'C' #define HELLONAK '?' #define ESC 0x1b struct Vars { /* Copy of XProtocol IO struct passed in by term prog. */ struct XPR_IO io; /* Scratchpad xpr_update() control struct */ struct XPR_UPDATE __aligned xpru; UBYTE option_7; UBYTE option_c; UBYTE option_o; UBYTE option_i; UBYTE option_p; UBYTE option_s; UBYTE option_b; UBYTE option_a; UBYTE option_n; UBYTE option_w; UBYTE option_f; UBYTE option_m; /* a debug level */ long debug; /* count incoming and out-going files */ long infiles,outfiles; /* Scratchpad buffer for printing messages */ UBYTE __aligned scratch[SCRATCHLEN]; }; /* Option settings and other variables needed outside of XProtocolSend/Receive; separated from rest of Vars so that huge Vars struct doesn't have to be allocated except during transfers. Pointer to this struct kept in xpr_data. */ struct SetupVars { UBYTE *matchptr, *bufpos; short buflen; long debug; UBYTE option_7[2],option_c[2],option_o[2],option_i[2],option_p[2],option_s[2], option_b[2],option_a[2],option_n[2],option_w[2],option_f[2],option_m[2]; }; /* Function prototypes */ long __saveds XProtocolSend(struct XPR_IO *io); long __saveds XProtocolReceive(struct XPR_IO *io); long __saveds XProtocolSetup(struct XPR_IO *io); long __saveds XProtocolCleanup(struct XPR_IO *io); long __saveds XProtocolHostMon(struct XPR_IO *io,UBYTE *serbuff,long actual,long maxsize); long __saveds XProtocolUserMon(struct XPR_IO *io,UBYTE *serbuff,long actual,long maxsize); struct Vars *setup(struct XPR_IO *io); UBYTE *find_option(UBYTE *buf,UBYTE option); void ioerr(struct XPR_IO *io,char *msg); void upderr(struct Vars *v,char *msg); void updmsg(struct Vars *v,char *msg); /* format.asm */ int SPrintF(UBYTE *buf, UBYTE *format,...); /* debug.lib */ int KPrintF(UBYTE *format,...); void * __asm xpr_fopen(register __a3 struct XPR_IO *io,register __a0 char *filename,register __a1 char *accessmode); void __asm xpr_fclose(register __a3 struct XPR_IO *io,register __a0 void *fileptr); long __asm xpr_fread(register __a3 struct XPR_IO *io,register __a0 char *buffer,register __d0 long size,register __d1 long count,register __a1 void *fileptr); long __asm xpr_fwrite(register __a3 struct XPR_IO *io,register __a0 char *buffer,register __d0 long size,register __d1 long count,register __a1 void *fileptr); long __asm xpr_sread(register __a3 struct XPR_IO *io,register __a0 char *buffer,register __d0 long size,register __d1 long timeout); long __asm xpr_swrite(register __a3 struct XPR_IO *io,register __a0 char *buffer,register __d0 long size); long __asm xpr_sflush(register __a3 struct XPR_IO *io); void __asm xpr_update(register __a3 struct XPR_IO *io,register __a0 struct XPR_UPDATE *updatestruct); long __asm xpr_chkabort(register __a3 struct XPR_IO *io); long __asm xpr_chkmisc(register __a3 struct XPR_IO *io); long __asm xpr_gets(register __a3 struct XPR_IO *io,register __a0 char *prompt,register __a1 char *buffer); long __asm xpr_setserial(register __a3 struct XPR_IO *io,register __d0 long newstatus); long __asm xpr_ffirst(register __a3 struct XPR_IO *io,register __a0 char *buffer,register __a1 char *pattern); long __asm xpr_fnext(register __a3 struct XPR_IO *io,register __d0 long oldstate,register __a0 char *buffer,register __a1 char *pattern); long __asm xpr_finfo(register __a3 struct XPR_IO *io,register __a0 char *filename,register __d0 long typeofinfo); long __asm xpr_fseek(register __a3 struct XPR_IO *io,register __a0 void *fileptr,register __d0 long offset,register __d1 long origin); long __asm xpr_options(register __a3 struct XPR_IO *io,register __d0 long n,register __a0 struct xpr_option **opt); long __asm xpr_unlink(register __a3 struct XPR_IO *io,register __a0 char *filename); long __asm xpr_squery(register __a3 struct XPR_IO *io); long * __asm xpr_getptr(register __a3 struct XPR_IO *io,register __d0 long type); /* lotek.c */ int AllocWindowX(struct WindowX *WindowXBuff); void FreeWindowX(struct WindowX *WindowXBuff); void AckNak(struct Vars *v,int SeaLink,int blocknum,char AckNak); /* support.c */ struct Vars *setup(struct XPR_IO *io); UBYTE *find_option(UBYTE *buf,UBYTE option); void ioerr(struct XPR_IO *io,char *msg); void upderr(struct Vars *v,char *msg); void updmsg(struct Vars *v,char *msg); void updstatus(struct Vars *v,char *filename,long status); ULONG GetSysTimeXPR(struct timeval *tv); /* receivex.c */ long receiveXPacket(struct count_buf *thisCount_buf,struct Vars *v); long receiveXFile(char *filename,struct Vars *v,BOOL fileattach); long receivemdm7(char *filename,struct Vars *v); /* sendx.c */ long sendXFiles(struct Vars *v); void makeTelinkHeader(register unsigned char *buf, char *filename,long size,long time, char mode); void sendXPacket(struct Vars *v,BYTE ckmode,block *lastPacket,int blocknum); long sendXFile(struct Vars *v,char *filename); long sendmdm7(struct Vars *v,char *filename); /* crc.c */ unsigned short update_crc(register unsigned char *bl,register int len, register unsigned short crc); unsigned short compute_crc(unsigned char *bl, unsigned int len); unsigned long update_crc32(register unsigned char *bl,register int len, register unsigned long crc); unsigned long compute_crc32(unsigned char *bl, unsigned int len);