Leaked source code of windows server 2003
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/* Zmodem.h -- exported constants, variables and functions for zmodem
* * Copyright 1990 by Hilgraeve Inc. -- Monroe, MI * All rights reserved * * $Revision: 2 $ * $Date: 8/27/01 9:14a $ *//*
* Z M O D E M . H Manifest constants for ZMODEM * application to application file transfer protocol * 05-23-87 Chuck Forsberg Omen Technology Inc */#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 */
#define ZBADFMT 20 /* Data packed format error */
#define ZMDM_ACKED 21
#define ZMDM_VIRUS 22
#define ZMDM_REFUSE 23 /* File was unconditinally refused */
#define ZMDM_OLDER 24 /* File refused because it was older */
#define ZMDM_INUSE 25 /* File is currently in use */
#define ZMDM_CARRIER_LOST 26 /* Lost carrier */
/* 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 */
/* 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 */
#define ZCRECOV 3 /* Some of the documentation uses this name */
/* 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 */
#define DEFBYTL 2000000000L
/* Function prototypes */
USHORT zmdm_snd(HSESSION h, int method, int attended, unsigned nfiles, long nbytes);
USHORT zmdm_rcv(HSESSION h, int method, int attended, int single_file);
/* End of ZMODEM.H */
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