mirror of
https://github.com/cc65/cc65.git
synced 2024-12-28 06:30:16 +00:00
53 lines
1.0 KiB
C
53 lines
1.0 KiB
C
/*
|
|
* _scanf.h
|
|
*
|
|
* (C) Copyright 2001 Ullrich von Bassewitz (uz@cc65.org)
|
|
*
|
|
*/
|
|
|
|
|
|
|
|
#ifndef __SCANF_H
|
|
#define __SCANF_H
|
|
|
|
|
|
|
|
/* Forward */
|
|
struct indesc;
|
|
|
|
/* Type of the function that is called to input data. The function will
|
|
* return EOF if no more data is available.
|
|
*/
|
|
typedef char (*infunc) (struct indesc* desc);
|
|
|
|
|
|
|
|
/* Control structure passed to the low level worker function.
|
|
* Beware: The low level functions will access the structure on the assembly
|
|
* level, so check this when altering the structure.
|
|
*/
|
|
struct indesc {
|
|
infunc fin; /* Pointer to input routine */
|
|
unsigned ccount; /* Number of chars read */
|
|
|
|
/* Fields used outside of _scanf */
|
|
char* buf; /* Pointer to input buffer */
|
|
unsigned size; /* Size of input buffer */
|
|
unsigned fill; /* Fill mark of input buffer */
|
|
unsigned ridx; /* Read index of input buffer */
|
|
};
|
|
|
|
|
|
|
|
/* Internal scanning routine */
|
|
int _scanf (struct indesc* d, const char* format, va_list ap);
|
|
|
|
|
|
|
|
/* End of _scanf.h */
|
|
#endif
|
|
|
|
|
|
|
|
|