pollio.h

一种基于ARM7的嵌入式Webserver

/********************************************************************/
/*                                                                  */
/*      Polled I/O  Program for KS32C50100                          */
/*                                                                  */
/*------------------------------------------------------------------*/
/*      Copyright (C) 1997 Samsung Electronics.                     */
/*------------------------------------------------------------------*/
/*                                                                  */
/*      Description : 1997-05-12 first edited                       */
/*                  : 1997-06-19 modified for ks32c50100            */
/*------------------------------------------------------------------*/

#ifndef _POLLIO_H
#define _POLLIO_H


/*---------------------------------------------------------------------*/
/* General Definitions                                                 */
/*---------------------------------------------------------------------*/
#define UCHAR   unsigned char
#define USHORT  unsigned short
#define UINT    unsigned int
#define ULONG   unsigned long

/*---------------------------------------------------------------------*/
/* Symbol Definitions                                                  */
/*---------------------------------------------------------------------*/
#define NL          0x0A
#define CR          0x0D
#define BSP         0x08
#define ESC         0x1B
#define CTRLZ       0x1A
#define RUBOUT      0x7F
#define LTRUE       0xFF
#define FALSE       0
#define NULL        0
#define DEFAULT     -1
#define DEFAULT_P   6      /* default precision */

/*---------------------------------------------------------------------*/
/* Input buffer                                                        */
/*---------------------------------------------------------------------*/
#define INP_LEN 100

/*---------------------------------------------------------------------*/
/* This structure is used to store information obtained from parsing a */
/* format specifier.                                                   */
/*---------------------------------------------------------------------*/
typedef struct
{
    long width;            /* field width */
    long precision;        /* precision specifier */
    ULONG count;           /* character count */
                           /* BOOLEAN flags with default values */
    UCHAR space;           /* FALSE */
    UCHAR right;           /* TRUE */
    UCHAR alter;           /* FALSE */
    UCHAR plus;            /* FALSE */
    UCHAR zero;            /* FALSE */
    UCHAR mod;             /* process modifier */
    UCHAR type;            /* conversion type */
} FORMAT;

/*---------------------------------------------------------------------*/
/* Buffer structure - used to set up the formatted output.             */
/*---------------------------------------------------------------------*/
#define BUFFSIZE 60
typedef struct
{
    UCHAR buff[BUFFSIZE];     /* data buffer */
    UCHAR *ptr;               /* ptr to current position in buffer */
    UCHAR *end;               /* last position in buffer */
} BUFFER;

/*---------------------------------------------------------------------*/
/* Function Prototypes                                                 */
/*---------------------------------------------------------------------*/
#define SerialPollConin() 	get_byte()
#define SerialPollConout(c)	put_byte(c)
#define SerialPollConsts(n)	(1)

#define Print i_printf  //ren
//extern ULONG Print(char * /*format */, ...);

#define get_string(s)           read_string(s)
extern UCHAR read_string(char */*dest_ptr*/);
/***********************************************************************/
/* read_string: Read a string from the input                           */
/*                                                                     */
/*     RETURNS: number of characters in the string                     */
/*     OUTPUTS: *dest_ptr contains the null-terminated string.         */
/*                                                                     */
/***********************************************************************/


extern ULONG get_number(void);
/***********************************************************************/
/* read_number: Read a number from the input                           */
/*                                                                     */
/*     RETURNS: number                                                 */
/*                                                                     */
/***********************************************************************/

extern UCHAR get_ch(U32 /*cur_pos*/);

#endif /* End of _POLLIO_H */