#ifndef OSSL_CRYPTO_CTYPE_H
# define OSSL_CRYPTO_CTYPE_H
# define CTYPE_MASK_lower 0x1
# define CTYPE_MASK_upper 0x2
# define CTYPE_MASK_digit 0x4
# define CTYPE_MASK_space 0x8
# define CTYPE_MASK_xdigit 0x10
# define CTYPE_MASK_blank 0x20
# define CTYPE_MASK_cntrl 0x40
# define CTYPE_MASK_graph 0x80
# define CTYPE_MASK_print 0x100
# define CTYPE_MASK_punct 0x200
# define CTYPE_MASK_base64 0x400
# define CTYPE_MASK_asn1print 0x800
# define CTYPE_MASK_alpha (CTYPE_MASK_lower | CTYPE_MASK_upper)
# define CTYPE_MASK_alnum (CTYPE_MASK_alpha | CTYPE_MASK_digit)
# define CTYPE_MASK_ascii (~0)
# ifdef CHARSET_EBCDIC
int ossl_toascii(int c);
int ossl_fromascii(int c);
# else
# define ossl_toascii(c) (c)
# define ossl_fromascii(c) (c)
# endif
int ossl_ctype_check(int c, unsigned int mask);
int ossl_tolower(int c);
int ossl_toupper(int c);
int ascii_isdigit(const char inchar);
# define ossl_isalnum(c) (ossl_ctype_check((c), CTYPE_MASK_alnum))
# define ossl_isalpha(c) (ossl_ctype_check((c), CTYPE_MASK_alpha))
# ifdef CHARSET_EBCDIC
# define ossl_isascii(c) (ossl_ctype_check((c), CTYPE_MASK_ascii))
# else
# define ossl_isascii(c) (((c) & ~127) == 0)
# endif
# define ossl_isblank(c) (ossl_ctype_check((c), CTYPE_MASK_blank))
# define ossl_iscntrl(c) (ossl_ctype_check((c), CTYPE_MASK_cntrl))
# define ossl_isdigit(c) (ossl_ctype_check((c), CTYPE_MASK_digit))
# define ossl_isgraph(c) (ossl_ctype_check((c), CTYPE_MASK_graph))
# define ossl_islower(c) (ossl_ctype_check((c), CTYPE_MASK_lower))
# define ossl_isprint(c) (ossl_ctype_check((c), CTYPE_MASK_print))
# define ossl_ispunct(c) (ossl_ctype_check((c), CTYPE_MASK_punct))
# define ossl_isspace(c) (ossl_ctype_check((c), CTYPE_MASK_space))
# define ossl_isupper(c) (ossl_ctype_check((c), CTYPE_MASK_upper))
# define ossl_isxdigit(c) (ossl_ctype_check((c), CTYPE_MASK_xdigit))
# define ossl_isbase64(c) (ossl_ctype_check((c), CTYPE_MASK_base64))
# define ossl_isasn1print(c) (ossl_ctype_check((c), CTYPE_MASK_asn1print))
#endif