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- /*+-------------------------------------------------------------------------
- zmodem.h -- common include filefor tiprz/tipsz
- --------------------------------------------------------------------------*/
- /*+:EDITS:*/
- /*:05-21-1990-16:00-wht@tridom-adapt ecu xfer protocols for tipwht */
-
- #if defined(BSD4)
- #include <sys/types.h>
- #include <sys/stat.h>
- #include <sgtty.h>
- #define OS "BSD4.x"
- #if defined(LLITOUT)
- #include <strings.h>
- #endif
- #endif
-
- #if defined(sun)/* 4.1 */
- #include <string.h>
- #include <sys/types.h>
- #include <sys/stat.h>
- #include <termio.h>
- #undef ECHO
- #undef NL0
- #undef NL1
- #undef TAB0
- #undef TAB1
- #undef TAB2
- #undef XTABS
- #undef CR0
- #undef CR1
- #undef CR2
- #undef CR3
- #undef FF0
- #undef FF1
- #undef BS0
- #undef BS1
- #undef TOSTOP
- #undef FLUSHO
- #undef PENDIN
- #undef NOFLSH
- #include <sys/ioctl.h>
- #define MODE2OK
- #define OS "SUNOS4.1"
- #endif
-
- #if defined(BSD4)
- #if defined(TIOCSBRK)
- #define CANBREAK
- #endif
- #endif
-
- #if defined(sun)
- #define CANBREAK
- #endif
-
- #if !defined(READCHECK)
- #if defined(FIONREAD)
- #define READCHECK
- #endif
- #if defined(SV)
- #define READCHECK
- #endif
- #endif
-
- #define ACK 6
- #define CAN ('X'&037)
- #define CPMEOF 032
- #define ENQ 005
- #define EOT 4
- #define ERROR (-1)
- #define ERRORMAX 5
- #define FALSE 0
- #define NAK 025
- #define OK 0
- #define PATHLEN 257 /* ready for 4.2 bsd ? */
- #define RCDO (-3)
- #define SOH 1
- #define STX 2
- #define TIMEOUT (-2)
- #define TRUE 1
- #define UNIXFILE 0xF000 /* The S_IFMT file mask bit for stat */
- #define WANTCRC 0103 /* send C not NAK to get crc not checksum */
-
- #define WANTG 0107 /* Send G not NAK to get nonstop batch xmsn */
- #define WCEOT (-10)
- #define XOFF ('s'&037)
- #define XON ('q'&037)
-
- /*
- * updcrc macro derived from article Copyright (C) 1986 Stephen Satchell.
- * NOTE: First argument must be in range 0 to 255.
- * Second argument is referenced twice.
- *
- * Programmers may incorporate any or all code into their programs,
- * giving proper credit within the source. Publication of the
- * source routines is permitted so long as proper credit is given
- * to Stephen Satchell, Satchell Evaluations and Chuck Forsberg,
- * Omen Technology.
- */
-
- #define updcrc(cp, crc) ( crctab[((crc >> 8) & 255)] ^ (crc << 8) ^ (cp))
- #define UPDC32(b, c) (cr3tab[((int)c ^ b) & 0xff] ^ ((c >> 8) & 0x00FFFFFF))
-
-
- #define ZPAD '*' /* 052 Padding character begins frames */
- #define ZDLE 030 /* Ctrl-X Zmodem escape - `ala BISYNC DLE */
- #define ZDLEE (ZDLE^0100) /* Escaped ZDLE as transmitted */
- #define ZBIN 'A' /* Binary frame indicator */
- #define ZHEX 'B' /* HEX frame indicator */
- #define ZBIN32 'C' /* Binary frame with 32 bit FCS */
-
- /* Frame types (see array "frametypes" in zm.c) */
- #define ZRQINIT 0 /* Request receive init */
- #define ZRINIT 1 /* Receive init */
- #define ZSINIT 2 /* Send init sequence (optional) */
- #define ZACK 3 /* ACK to above */
- #define ZFILE 4 /* File name from sender */
- #define ZSKIP 5 /* To sender: skip this file */
- #define ZNAK 6 /* Last packet was garbled */
- #define ZABORT 7 /* Abort batch transfers */
- #define ZFIN 8 /* Finish session */
- #define ZRPOS 9 /* Resume data trans at this position */
- #define ZDATA 10 /* Data packet(s) follow */
- #define ZEOF 11 /* End of file */
- #define ZFERR 12 /* Fatal Read or Write error Detected */
- #define ZCRC 13 /* Request for file CRC and response */
- #define ZCHALLENGE 14 /* Receiver's Challenge */
- #define ZCOMPL 15 /* Request is complete */
- #define ZCAN 16 /* Other end canned session with CAN*5 */
- #define ZFREECNT 17 /* Request for free bytes on filesystem */
- #define ZCOMMAND 18 /* Command from sending program */
- #define ZSTDERR 19 /* Output to standard error, data follows */
-
- /* ZDLE sequences */
- #define ZCRCE 'h' /* CRC next, frame ends, header packet follows */
- #define ZCRCG 'i' /* CRC next, frame continues nonstop */
- #define ZCRCQ 'j' /* CRC next, frame continues, ZACK expected */
- #define ZCRCW 'k' /* CRC next, ZACK expected, end of frame */
- #define ZRUB0 'l' /* Translate to rubout 0177 */
- #define ZRUB1 'm' /* Translate to rubout 0377 */
-
- /* zdlread return values (internal) */
- /* -1 is general error, -2 is timeout */
- #define GOTOR 0400
- #define GOTCRCE (ZCRCE|GOTOR) /* ZDLE-ZCRCE received */
- #define GOTCRCG (ZCRCG|GOTOR) /* ZDLE-ZCRCG received */
- #define GOTCRCQ (ZCRCQ|GOTOR) /* ZDLE-ZCRCQ received */
- #define GOTCRCW (ZCRCW|GOTOR) /* ZDLE-ZCRCW received */
- #define GOTCAN (GOTOR|030) /* CAN*5 seen */
-
- /* Byte positions within header array */
- #define ZF0 3 /* First flags byte */
- #define ZF1 2
- #define ZF2 1
- #define ZF3 0
- #define ZP0 0 /* Low order 8 bits of position */
- #define ZP1 1
- #define ZP2 2
- #define ZP3 3 /* High order 8 bits of file position */
-
- /* Bit Masks for ZRINIT flags byte ZF0 */
- #define CANFDX 01 /* Rx can send and receive true FDX */
- #define CANOVIO 02 /* Rx can receive data during disk I/O */
- #define CANBRK 04 /* Rx can send a break signal */
- #define CANCRY 010 /* Receiver can decrypt */
- #define CANLZW 020 /* Receiver can uncompress */
- #define CANFC32 040 /* Receiver can use 32 bit Frame Check */
- #define ESCCTL 0100 /* Receiver expects ctl chars to be escaped */
- #define ESC8 0200 /* Receiver expects 8th bit to be escaped */
-
- /* Parameters for ZSINIT frame */
- #define ZATTNLEN 32 /* Max length of attention string */
- /* Bit Masks for ZSINIT flags byte ZF0 */
- #define TESCCTL 0100 /* Transmitter expects ctl chars to be escaped */
- #define TESC8 0200 /* Transmitter expects 8th bit to be escaped */
-
- /* Parameters for ZFILE frame */
- /* Conversion options one of these in ZF0 */
- #define ZCBIN 1 /* Binary transfer - inhibit conversion */
- #define ZCNL 2 /* Convert NL to local end of line convention */
- #define ZCRESUM 3 /* Resume interrupted file transfer */
- /* Management include options, one of these ored in ZF1 */
- #define ZMSKNOLOC 0200 /* Skip file if not present at rx */
- /* Management options, one of these ored in ZF1 */
- #define ZMMASK 037 /* Mask for the choices below */
- #define ZMNEWL 1 /* Transfer if source newer or longer */
- #define ZMCRC 2 /* Transfer if different file CRC or length */
- #define ZMAPND 3 /* Append contents to existing file (if any) */
- #define ZMCLOB 4 /* Replace existing file */
- #define ZMNEW 5 /* Transfer if source newer */
- /* Number 5 is alive ... */
- #define ZMDIFF 6 /* Transfer if dates or lengths different */
- #define ZMPROT 7 /* Protect destination file */
- /* Transport options, one of these in ZF2 */
- #define ZTLZW 1 /* Lempel-Ziv compression */
- #define ZTCRYPT 2 /* Encryption */
- #define ZTRLE 3 /* Run Length encoding */
- /* Extended options for ZF3, bit encoded */
- #define ZXSPARS 64 /* Encoding for sparse file operations */
-
- /* Parameters for ZCOMMAND frame ZF0 (otherwise 0) */
- #define ZCACK1 1 /* Acknowledge, then do command */
-
- /* FTOFFSET is offset for frametypes array in tipzm.c */
- #define FTOFFSET 3
-
- long rclhdr();
-
- #include "zlint.h"
- /* vi: set tabstop=4 shiftwidth=4: */
-