?? xmodem.h.svn-base
字號:
/*
X-Modem Header File
1999/09/03 sprite, support Xmode Tx & Rx
*/
#ifndef _XMODE_H_
#define _XMODE_H_
/*****************
* X-Modem status
*****************/
#define XMODEM_OK 1
#define XMODEM_CANCEL 2
#define XMODEM_ACK 3
#define XMODEM_NAK 4
#define XMODEM_COMPLETE 5
#define XMODEM_NO_SESSION 6
#define XMODEM_ABORT 7
#define XMODEM_TIMEOUT 8
/****************************
* flow control character
****************************/
#define SOH 0x01 /* Start of header */
#define EOT 0x04 /* End of transmission */
#define ACK 0x06 /* Acknowledge */
#define NAK 0x15 /* Not acknowledge */
#define CAN 0x18 /* Cancel */
#define ESC 0x1b /* User Break */
/****************************
* Xmode paramters
****************************/
#define FRAME_SIZE 132 /* X-modem structure */
#define BUFFER_SIZE 128 /* X-modem buffer */
#define TIMEOUT 180 /* max timeout */
#define RETRY_COUNT 20 /* Try times */
#define xWAITTIME 0x00400000 /* waitiing time */
/***********************
* frame structure
***********************/
typedef struct
{
unsigned char soh;
unsigned char recordNo;
unsigned char recordNoInverted;
unsigned char buffer[BUFFER_SIZE];
unsigned char CRC;
} XMODEM_FRAME;
/******************************
* some MACRO for var Driver
******************************/
#define COMMPORT_POLL() \
poll_cc()
#define COMMPORT_GET(P,c) \
c = getcc()
#define COMMPORT_PUT(P,c) \
put_cc(c)
#define COMMPORT_GET_T(P,c,t) \
{ \
while (t != 0) \
{ \
if (COMMPORT_POLL()) \
{ \
COMMPORT_GET(P,c); \
break; \
} \
t--; \
} \
}
extern short xModemStart(void);
extern short xModemEnd(void);
extern short xModemInquiry(unsigned char code);
extern short xModemCancel(void);
extern void xModemGetFirst(void);
extern void xModemGetOthers(unsigned char *ptr);
extern short xModemRxBlock(unsigned char ptr[]);
extern short xModemTxBlock(unsigned char *ptr, short count);
extern short xModemEOT(void);
extern short xModemRxFrame(unsigned char *buffer);
extern short xModemTxFrame(unsigned char *buffer);
extern int xModemRxBuffer(unsigned char *buffer, int MaxSize);
extern short xModemRxFile(short Handle);
extern int xModemTxFile(short Handle);
extern void xModemDelay(void);
#endif /* _XMODE_H_ */
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