zmodem.h

zmodem协议源码实现

#define ZCRESUM         3              /* Resume interrupted file transfer  */

/*--------------------------------------------------------------------------*/
/* Management options, one of these in ZF1                                  */
/*--------------------------------------------------------------------------*/
#define ZMNEW           1              /* Transfer iff source newer/longer  */
#define ZMCRC           2              /* Transfer if different CRC/length  */
#define ZMAPND          3              /* Append contents to existing file  */
#define ZMCLOB          4              /* Replace existing file             */
#define ZMSPARS         5              /* Encoding for sparse file          */
#define ZMDIFF          6              /* Transfer if dates/lengths differ  */
#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               */

/*--------------------------------------------------------------------------*/
/* Parameters for ZCOMMAND frame ZF0 (otherwise 0)                          */
/*--------------------------------------------------------------------------*/
#define ZCACK1          1              /* Acknowledge, then do command      */





/*--------------------------------------------------------------------------*/
/* Miscellaneous definitions                                                */
/*--------------------------------------------------------------------------*/
#define OK              0
#define ERROR           (-1)
#define TIMEOUT         (-2)
#define RCDO            (-3)
#define FUBAR           (-4)

#define XON             ('Q'&037)
#define XOFF            ('S'&037)
#define CPMEOF          ('Z'&037)

#define RXBINARY        FALSE          /* Force binary mode uploads?        */
#define RXASCII         FALSE          /* Force ASCII mode uploads?         */
#define LZCONV          0              /* Default ZMODEM conversion mode    */
#define LZMANAG         0              /* Default ZMODEM file mode          */
#define LZTRANS         0              /* Default ZMODEM transport mode     */
#define PATHLEN         128            /* Max legal MS-DOS path size?       */
#define KSIZE           1024           /* Max packet size (non-WaZOO)       */
#define WAZOOMAX        8192           /* Max packet size (WaZOO)           */
#define SECSPERDAY      (24L*60L*60L)  /* Number of seconds in one day      */



/*--------------------------------------------------------------------------*/
/* Status and error words                                                   */
/*--------------------------------------------------------------------------*/
extern char  *EOT_msg;
extern char  *ACK_msg;
extern char  *NAK_msg;
extern char  *SOH_msg;
extern char  *CAN_msg;
extern char  *SYN_msg;
extern char  *DISK_msg;
extern char  *CRC_msg;
extern char  *CHK_msg;
extern char  *DUPE_msg;
extern char  *FUTURE_msg;
extern char  *C_msg;
extern char  *SHRT_msg;
extern char  *TIME_msg;
extern char  *SYN_msg;
extern char  *INIT_msg;
extern char  *FUBAR_msg;
extern char  *CARRIER_msg;
extern char  *NOTHING_msg;
extern char  *KBD_msg;
extern char  *IDUNNO_msg;
extern char  *CMPL_msg;
extern char  *SYNC_msg;
extern char  *OPEN_msg;
extern char  *WRITE_msg;

extern char  *CAN_xfer;                   /* lots of CANs then BSs          */


/*--------------------------------------------------------------------------*/
/* Parameters for calling ZMODEM routines                                   */
/*--------------------------------------------------------------------------*/
#define TRUE            1
#define FALSE           0
#define END_BATCH       (-1)
#define NOTHING_TO_DO   (-2)
#define DELETE_AFTER    '-'
#define TRUNC_AFTER     '#'
#define NOTHING_AFTER   '@'
#define DO_WAZOO        TRUE
#define DONT_WAZOO      FALSE


/*--------------------------------------------------------------------------*/
/* ASCII MNEMONICS                                                          */
/*--------------------------------------------------------------------------*/
#define NUL 0x00
#define SOH 0x01
#define STX 0x02
#define ETX 0x03
#define EOT 0x04
#define ENQ 0x05
#define ACK 0x06
#define BEL 0x07
#define BS  0x08
#define HT  0x09
#define LF  0x0a
#define VT  0x0b
#define FF  0x0c
#define CR  0x0d
#define SO  0x0e
#define SI  0x0f
#define DLE 0x10
#define DC1 0x11
#define DC2 0x12
#define DC3 0x13
#define DC4 0x14
#define NAK 0x15
#define SYN 0x16
#define ETB 0x17
#define CAN 0x18
#define EM  0x19
#define SUB 0x1a
#define ESC 0x1b
#define FS  0x1c
#define GS  0x1d
#define RS  0x1e
#define US  0x1f



/*--------------------------------------------------------------------------*/
/* Globals used by ZMODEM functions                                         */
/*--------------------------------------------------------------------------*/
extern       Rxtimeout;          /* Tenths of seconds to wait for something */
extern char  Rxhdr[4];           /* Received header                         */
extern char  Txhdr[4];           /* Transmitted header                      */
extern long  Rxpos;              /* Received file position                  */
extern byte *Filename;           /* Name of the file being up/downloaded    */
extern char *Skip_msg;
extern char *Cancelled_msg;
extern word  z_size;
extern char *UNLINK_msg;

extern int   remote_net;
extern int   remote_node;

extern int   opus_maj;
extern int   opus_min;


/*--------------------------------------------------------------------------*/
/* Miscellaneous routines (none are supplied with this source)              */
/*--------------------------------------------------------------------------*/
extern void    dosdate(int *,int *,int *);
extern void    dostime(int *,int *,int *,int *);

unsigned long  freespace();


/* END OF FILE: zmodem.h */