LXR linux/arch/x86/boot/ctype.h

   1/* SPDX-License-Identifier: GPL-2.0 */
   2#ifndef BOOT_CTYPE_H
   3#define BOOT_CTYPE_H
   4
   5static inline int isdigit(int ch)
   6{
   7        return (ch >= '0') && (ch <= '9');
   8}
   9
  10static inline int isxdigit(int ch)
  11{
  12        if (isdigit(ch))
  13                return true;
  14
  15        if ((ch >= 'a') && (ch <= 'f'))
  16                return true;
  17
  18        return (ch >= 'A') && (ch <= 'F');
  19}
  20
  21#endif
  22