fmt.h

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#ifndef FMT_H
#define FMT_H

 
#define FMT_ULONG 40 /* enough space to hold 2^128 - 1 in decimal, plus \0 */
#define FMT_LEN ((char *) 0) /* convenient abbreviation */
 
#define fmt_dnum(s,X) _Generic((X),\
    unsigned int:  fmt_uint,       \
    unsigned long: fmt_ulong       \
  ) (s,X)
 
extern unsigned int fmt_str(char *, const char *);
extern unsigned int fmt_strn(char *, const char *, unsigned int);
extern unsigned int fmt_uint(char *, unsigned int);
extern unsigned int fmt_uint0(char *, unsigned int, unsigned int);
extern unsigned int fmt_ulong(char *, unsigned long);
extern unsigned int fmt_xlong(char *, unsigned long);
 
extern int fromhex(unsigned char);
extern char tohex(char);
 
/* for future releases */
// extern unsigned int fmt_xint(char *,unsigned int);
// extern unsigned int fmt_nbbint(char *,unsigned int,unsigned int,unsigned int,unsigned int);
// extern unsigned int fmt_ushort(char *,unsigned short);
// extern unsigned int fmt_xshort(char *,unsigned short);
// extern unsigned int fmt_nbbshort(char *,unsigned int,unsigned int,unsigned int,unsigned short);
// extern unsigned int fmt_nbblong(char *,unsigned int,unsigned int,unsigned int,unsigned long);
// extern unsigned int fmt_plusminus(char *,int);
// extern unsigned int fmt_minus(char *,int);
// extern unsigned int fmt_0x(char *,int);
/* to be done */
 
#endif