218 lines
8.7 KiB
C
218 lines
8.7 KiB
C
#ifndef __ZDEF_H__
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#define __ZDEF_H__
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#include <rtthread.h>
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#include "crc.h"
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#define ZPAD '*' /* 052 padding character begins frames */
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#define ZDLE 030 /* ctrl-X ZMODEM escape - `ala BISYNC DLE */
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#define ZDLEE (ZDLE^0100) /* escaped ZDLE as transmitted */
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#define ZBIN 'A' /* binary frame indicator (CRC-16) */
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#define ZHEX 'B' /* hex frame indicator */
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#define ZBIN32 'C' /* binary frame with 32 bit FCS */
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#define ZBINR32 'D' /* RLE packed Binary frame with 32 bit FCS */
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#define ZVBIN 'a' /* binary frame indicator (CRC-16) */
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#define ZVHEX 'b' /* hex frame indicator */
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#define ZVBIN32 'c' /* binary frame with 32 bit FCS */
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#define ZVBINR32 'd' /* RLE packed Binary frame with 32 bit FCS */
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#define ZRESC 0176 /* RLE flag/escape character */
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/* Frame types */
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#define ZRQINIT 0 /* request receive init */
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#define ZRINIT 1 /* receive init */
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#define ZSINIT 2 /* send init sequence (optional) */
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#define ZACK 3 /* ACK to above */
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#define ZFILE 4 /* file name from sender */
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#define ZSKIP 5 /* ro sender: skip this file */
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#define ZNAK 6 /* last packet was garbled */
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#define ZABORT 7 /* abort batch transfers */
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#define ZFIN 8 /* finish session */
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#define ZRPOS 9 /* resume data trans at this position */
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#define ZDATA 10 /* data packet(s) follow */
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#define ZEOF 11 /* end of file */
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#define ZFERR 12 /* fatal Read or Write error Detected */
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#define ZCRC 13 /* request for file CRC and response */
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#define ZCHALLENGE 14 /* receiver's Challenge */
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#define ZCOMPL 15 /* request is complete */
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#define ZCAN 16 /* other end canned session with CAN*5 */
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#define ZFREECNT 17 /* request for free bytes on filesystem */
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#define ZCOMMAND 18 /* command from sending program */
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/* ZDLE sequfences */
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#define ZCRCE 'h' /* CRC next, frame ends, header packet follows */
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#define ZCRCG 'i' /* CRC next, frame continues nonstop */
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#define ZCRCQ 'j' /* CRC next, frame continues, ZACK expected */
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#define ZCRCW 'k' /* CRC next, ZACK expected, end of frame */
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#define ZRUB0 'l' /* translate to rubout 0177 */
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#define ZRUB1 'm' /* translate to rubout 0377 */
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/* zdlread return values (internal) */
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/* -1 is general error, -2 is timeout */
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#define GOTOR 0400
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#define GOTCRCE (ZCRCE|GOTOR) /* ZDLE-ZCRCE received */
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#define GOTCRCG (ZCRCG|GOTOR) /* ZDLE-ZCRCG received */
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#define GOTCRCQ (ZCRCQ|GOTOR) /* ZDLE-ZCRCQ received */
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#define GOTCRCW (ZCRCW|GOTOR) /* ZDLE-ZCRCW received */
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#define GOTCAN (GOTOR|030) /* CAN*5 seen */
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/* Byte positions within header array */
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#define ZF0 3 /* first flags byte */
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#define ZF1 2
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#define ZF2 1
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#define ZF3 0
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#define ZP0 0 /* low order 8 bits of position */
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#define ZP1 1
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#define ZP2 2
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#define ZP3 3 /* high order 8 bits of file position */
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/* parameters for ZRINIT header */
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#define ZRPXWN 8 /* 9th byte in header contains window size/256 */
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#define ZRPXQQ 9 /* 10th to 14th bytes contain quote mask */
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/* bit Masks for ZRINIT flags byte ZF0 */
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#define CANFDX 0x01 /* rx can send and receive true FDX */
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#define CANOVIO 0x02 /* rx can receive data during disk I/O */
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#define CANBRK 0x04 /* rx can send a break signal */
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#define CANRLE 0x10 /* receiver can decode RLE */
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#define CANLZW 0x20 /* receiver can uncompress */
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#define CANFC32 0x28 /* receiver can use 32 bit Frame Check */
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#define ESCCTL 0x64 /* receiver expects ctl chars to be escaped */
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#define ESC8 0xc8 /* receiver expects 8th bit to be escaped */
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/* bit Masks for ZRINIT flags byte ZF1 */
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#define CANVHDR 01 /* variable headers OK */
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#define ZRRQWN 8 /* receiver specified window size in ZRPXWN */
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#define ZRRQQQ 16 /* additional control chars to quote in ZRPXQQ */
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#define ZRQNVH (ZRRQWN|ZRRQQQ) /* variable len hdr reqd to access info */
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/* Parameters for ZSINIT frame */
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#define ZATTNLEN 32 /* max length of attention string */
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#define ALTCOFF ZF1 /* offset to alternate canit string, 0 if not used */
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/* Parameters for ZFILE frame */
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/* Conversion options one of these in ZF0 */
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#define ZCBIN 1 /* binary transfer - inhibit conversion */
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#define ZCNL 2 /* convert NL to local end of line convention */
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#define ZCRESUM 3 /* resume interrupted file transfer */
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/* management include options, one of these ored in ZF1 */
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#define ZMSKNOLOC 0200 /* skip file if not present at rx */
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/* management options, one of these ored in ZF1 */
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#define ZMMASK 037 /* mask for the choices below */
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#define ZMNEWL 1 /* transfer if source newer or longer */
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#define ZMCRC 2 /* transfer if different file CRC or length */
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#define ZMAPND 3 /* append contents to existing file (if any) */
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#define ZMCLOB 4 /* replace existing file */
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#define ZMNEW 5 /* transfer if source newer */
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/* number 5 is alive ... */
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#define ZMDIFF 6 /* transfer if dates or lengths different */
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#define ZMPROT 7 /* protect destination file */
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#define ZMCHNG 8 /* change filename if destination exists */
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/* transport options, one of these in ZF2 */
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#define ZTLZW 1 /* lempel-Ziv compression */
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#define ZTRLE 3 /* run Length encoding */
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/* extended options for ZF3, bit encoded */
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#define ZXSPARS 64 /* encoding for sparse file operations */
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#define ZCANVHDR 01 /* variable headers OK */
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/* receiver window size override */
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#define ZRWOVR 4 /* byte position for receive window override/256 */
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/* parameters for ZCOMMAND frame ZF0 (otherwise 0) */
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#define ZCACK1 1 /* acknowledge, then do command */
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extern char Attn[ZATTNLEN+1]; /* Attention string rx sends to tx on err */
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/* globals used by ZMODEM functions */
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extern rt_uint8_t Rxframeind; /* ZBIN ZBIN32, or ZHEX type of frame */
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extern char header_type; /* type of header received */
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extern rt_uint8_t rx_header[4]; /* received header */
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extern rt_uint8_t tx_header[4]; /* transmitted header */
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extern rt_uint8_t Txfcs32; /* TRUE means send binary frames with 32 bit FCS */
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extern rt_uint16_t Rxcount; /* count of data bytes received */
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extern rt_uint16_t Rxtimeout; /* tenths of seconds to wait for something */
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extern rt_uint32_t Rxpos; /* received file position */
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extern rt_uint32_t Txpos; /* transmitted file position */
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extern rt_uint8_t Txfcs32; /* TURE means send binary frames with 32 bit FCS */
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/* ward Christensen / CP/M parameters - Don't change these! */
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#define ENQ 005
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#define CAN ('X'&037)
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#define XOFF ('s'&037)
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#define XON ('q'&037)
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#define SOH 1
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#define STX 2
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#define ETX 3
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#define SYN 026
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#define ESC 033
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#define WANTG 0107 /* send G not NAK to get nonstop batch xmsn */
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#define EOT 4
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#define ACK 6
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#define NAK 025
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#define CPMEOF 032
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#define WANTCRC 0103 /* send C not NAK to get crc not checksum */
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#define TIMEOUT (-2)
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#define RCDO (-3)
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#define GCOUNT (-4)
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#define ERRORMAX 5
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#define RETRYMAX 5
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#define WCEOT (-10)
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#define BITRATE 115200
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#define TX_BUFFER_SIZE 1024
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#define RX_BUFFER_SIZE 1024 /* sender or receiver's max buffer size */
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extern char ZF0_CMD; /* local ZMODEM file conversion request */
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extern char ZF1_CMD; /* local ZMODEM file management request */
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extern char ZF2_CMD; /* local ZMODEM file management request */
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extern char ZF3_CMD; /* local ZMODEM file management request */
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extern rt_uint32_t Baudrate ;
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extern rt_uint32_t Left_bytes;
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extern rt_uint32_t Left_sizes;
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struct zmodemf
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{
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struct rt_semaphore zsem;
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rt_device_t device;
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};
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extern struct zmodemf zmodem;
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struct zfile
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{
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char *fname;
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rt_int32_t fd;
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rt_uint32_t ctime;
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rt_uint32_t mode;
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rt_uint32_t bytes_total;
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rt_uint32_t bytes_sent;
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rt_uint32_t bytes_received;
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rt_uint32_t file_end;
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};
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extern struct finsh_shell* shell;
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#define ZDEBUG 0
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/* sz.c */
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extern void zs_start(char *path);
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/* rz.c */
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extern void zr_start(char *path);
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/* zcore.c */
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extern void zinit_parameter(void);
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extern rt_int16_t zget_header(rt_uint8_t *hdr);
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extern void zsend_bin_header(rt_uint8_t type, rt_uint8_t *hdr);
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extern void zsend_hex_header(rt_uint8_t type, rt_uint8_t *hdr);
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extern rt_int16_t zget_data(rt_uint8_t *buf, rt_uint16_t len);
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extern void zsend_bin_data(rt_uint8_t *buf, rt_int16_t len, rt_uint8_t frameend);
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extern void zput_pos(rt_uint32_t pos);
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extern void zget_pos(rt_uint32_t pos);
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/* zdevice.c */
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extern rt_uint32_t get_device_baud(void);
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extern void zsend_byte(rt_uint16_t c);
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extern void zsend_line(rt_uint16_t c);
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extern rt_int16_t zread_line(rt_uint16_t timeout);
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extern void zsend_break(char *cmd);
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extern void zsend_can(void);
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#endif /* __ZDEF_H__ */
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