88 lines
1.8 KiB
C
88 lines
1.8 KiB
C
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/*
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* Public domain
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* string.h compatibility shim
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*/
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#ifndef LIBCRYPTOCOMPAT_STRING_H
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#define LIBCRYPTOCOMPAT_STRING_H
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#ifdef _MSC_VER
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#if _MSC_VER >= 1900
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#include <../ucrt/string.h>
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#else
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#include <../include/string.h>
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#endif
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#else
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#include_next <string.h>
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#endif
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#include <sys/types.h>
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#if defined(__sun) || defined(_AIX) || defined(__hpux)
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/* Some functions historically defined in string.h were placed in strings.h by
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* SUS. Use the same hack as OS X and FreeBSD use to work around on AIX,
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* Solaris, and HPUX.
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*/
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#include <strings.h>
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#endif
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#ifndef HAVE_STRCASECMP
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int strcasecmp(const char *s1, const char *s2);
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int strncasecmp(const char *s1, const char *s2, size_t len);
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#endif
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#ifndef HAVE_STRLCPY
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size_t strlcpy(char *dst, const char *src, size_t siz);
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#endif
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#ifndef HAVE_STRLCAT
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size_t strlcat(char *dst, const char *src, size_t siz);
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#endif
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#ifndef HAVE_STRNDUP
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char * strndup(const char *str, size_t maxlen);
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/* the only user of strnlen is strndup, so only build it if needed */
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#ifndef HAVE_STRNLEN
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size_t strnlen(const char *str, size_t maxlen);
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#endif
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#endif
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#ifndef HAVE_STRSEP
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char *strsep(char **stringp, const char *delim);
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#endif
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#ifndef HAVE_EXPLICIT_BZERO
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void explicit_bzero(void *, size_t);
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#endif
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#ifndef HAVE_TIMINGSAFE_BCMP
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int timingsafe_bcmp(const void *b1, const void *b2, size_t n);
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#endif
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#ifndef HAVE_TIMINGSAFE_MEMCMP
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int timingsafe_memcmp(const void *b1, const void *b2, size_t len);
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#endif
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#ifndef HAVE_MEMMEM
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void * memmem(const void *big, size_t big_len, const void *little,
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size_t little_len);
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#endif
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#ifdef _WIN32
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#include <errno.h>
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static inline char *
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posix_strerror(int errnum)
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{
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if (errnum == ECONNREFUSED) {
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return "Connection refused";
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}
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return strerror(errnum);
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}
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#define strerror(errnum) posix_strerror(errnum)
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#endif
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#endif
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