lighttpd 1.4.x
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50 lines
1.2 KiB
50 lines
1.2 KiB
1 year ago
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/*
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* ck - C11 Annex K wrappers (selected functions; not complete)
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*
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* ck is also an abbreviation for "check".
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* These are validating, checking functions.
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*
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* Copyright(c) 2016 Glenn Strauss gstrauss()gluelogic.com All rights reserved
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* License: BSD 3-clause (same as lighttpd)
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*/
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#ifndef INCLUDED_CK_H
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#define INCLUDED_CK_H
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#ifndef __STDC_WANT_LIB_EXT1__ /*(enable C11 Annex K ext1 *_s functions)*/
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#define __STDC_WANT_LIB_EXT1__ 1
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#endif
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#include "first.h"
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#ifdef __FreeBSD__
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#include <errno.h>
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#endif
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__BEGIN_DECLS
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#ifndef RSIZE_MAX
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#define RSIZE_MAX (SIZE_MAX >> 1)
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typedef size_t rsize_t;
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typedef int errno_t;
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#endif
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errno_t ck_getenv_s (size_t * restrict len, char * restrict value, rsize_t maxsize, const char * restrict name);
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/*(ck_memclear_s() is not from C11 Annex K
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* ck_memclear_s() is similar to memset_s() using constant byte 0 for fill)*/
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errno_t ck_memclear_s (void *s, rsize_t smax, rsize_t n);
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/*(ck_memzero() is not from C11 Annex K
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* ck_memzero() is a convenience wrapper around ck_memclear_s())*/
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static inline errno_t ck_memzero(void *s, rsize_t n);
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static inline errno_t ck_memzero(void *s, rsize_t n) {
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return ck_memclear_s(s, n, n);
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}
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errno_t ck_strerror_s (char *s, rsize_t maxsize, errno_t errnum);
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__END_DECLS
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#endif
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