37 lines
1.1 KiB
C
Executable File
37 lines
1.1 KiB
C
Executable File
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#ifndef NVT_CTYPES_H__
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#define NVT_CTYPES_H__
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#define _U 0x01 /* upper */
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#define _L 0x02 /* lower */
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#define _D 0x04 /* digit */
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#define _C 0x08 /* cntrl */
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#define _P 0x10 /* punct */
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#define _S 0x20 /* white space (space/lf/tab) */
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#define _X 0x40 /* hex digit */
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#define _SP 0x80 /* hard space (0x20) */
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extern unsigned char _ctype[];
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#define __ismask(x) (_ctype[(int)(unsigned char)(x)])
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#define isalnum(c) ((__ismask(c)&(_U|_L|_D)) != 0)
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#define isalpha(c) ((__ismask(c)&(_U|_L)) != 0)
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#define iscntrl(c) ((__ismask(c)&(_C)) != 0)
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#define isdigit(c) ((__ismask(c)&(_D)) != 0)
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#define isgraph(c) ((__ismask(c)&(_P|_U|_L|_D)) != 0)
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#define islower(c) ((__ismask(c)&(_L)) != 0)
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#define isprint(c) ((__ismask(c)&(_P|_U|_L|_D|_SP)) != 0)
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#define ispunct(c) ((__ismask(c)&(_P)) != 0)
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#define isspace(c) ((__ismask(c)&(_S)) != 0)
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#define isupper(c) ((__ismask(c)&(_U)) != 0)
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#define isxdigit(c) ((__ismask(c)&(_D|_X)) != 0)
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#define isascii(c) (((unsigned char)(c))<=0x7f)
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#define toascii(c) (((unsigned char)(c))&0x7f)
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#endif
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