wposix: add SIZE_MAX
add header for string_s This was SVN commit r1954.
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@ -170,9 +170,15 @@ int tncat_s(tchar* dst, size_t max_dst_chars, const tchar* src, size_t max_src_c
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}
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int tcat_s(tchar* dst, size_t max_chars, const tchar* src)
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// append <src> to <dst>, which must not overlap.
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// if thereby <max_dst_chars> (including null) would be exceeded,
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// <dst> is set to the empty string and ERANGE returned; otherwise,
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// 0 is returned to indicate success and that <dst> is null-terminated.
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//
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// note: implemented as tncat_s(dst, max_dst_chars, src, SIZE_MAX)
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int tcat_s(tchar* dst, size_t max_dst_chars, const tchar* src)
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{
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return tncat_s(dst, max_chars, src, SIZE_MAX);
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return tncat_s(dst, max_dst_chars, src, SIZE_MAX);
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}
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54
source/lib/string_s.h
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54
source/lib/string_s.h
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@ -0,0 +1,54 @@
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#ifndef STRINGS_S_H__
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#define STRINGS_S_H__
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// these are already shipped with VC2005
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#if _MSC_VER < 1400
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// return length [in characters] of a string, not including the trailing
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// null character. to protect against access violations, only the
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// first <max_len> characters are examined; if the null character is
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// not encountered by then, <max_len> is returned.
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extern size_t strlen_s(const tchar* str, size_t max_len);
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extern size_t wcslen_s(const tchar* str, size_t max_len);
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// copy at most <max_src_chars> (not including trailing null) from
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// <src> into <dst>, which must not overlap.
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// if thereby <max_dst_chars> (including null) would be exceeded,
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// <dst> is set to the empty string and ERANGE returned; otherwise,
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// 0 is returned to indicate success and that <dst> is null-terminated.
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//
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// note: padding with zeroes is not called for by NG1031.
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extern int strncpy_s(tchar* dst, size_t max_dst_chars, const tchar* src, size_t max_src_chars);
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extern int wcsncpy_s(tchar* dst, size_t max_dst_chars, const tchar* src, size_t max_src_chars);
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// copy <src> (including trailing null) into <dst>, which must not overlap.
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// if thereby <max_dst_chars> (including null) would be exceeded,
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// <dst> is set to the empty string and ERANGE returned; otherwise,
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// 0 is returned to indicate success and that <dst> is null-terminated.
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//
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// note: implemented as tncpy_s(dst, max_dst_chars, src, SIZE_MAX)
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extern int strcpy_s(tchar* dst, size_t max_dst_chars, const tchar* src);
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extern int wcscpy_s(tchar* dst, size_t max_dst_chars, const tchar* src);
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// append at most <max_src_chars> (not including trailing null) from
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// <src> to <dst>, which must not overlap.
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// if thereby <max_dst_chars> (including null) would be exceeded,
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// <dst> is set to the empty string and ERANGE returned; otherwise,
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// 0 is returned to indicate success and that <dst> is null-terminated.
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extern int strncat_s(tchar* dst, size_t max_dst_chars, const tchar* src, size_t max_src_chars);
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extern int wcsncat_s(tchar* dst, size_t max_dst_chars, const tchar* src, size_t max_src_chars);
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// append <src> to <dst>, which must not overlap.
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// if thereby <max_dst_chars> (including null) would be exceeded,
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// <dst> is set to the empty string and ERANGE returned; otherwise,
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// 0 is returned to indicate success and that <dst> is null-terminated.
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//
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// note: implemented as tncat_s(dst, max_dst_chars, src, SIZE_MAX)
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extern int strcat_s(tchar* dst, size_t max_dst_chars, const tchar* src);
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extern int wcscat_s(tchar* dst, size_t max_dst_chars, const tchar* src);
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#endif // #if _MSC_VER < 1400
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#endif // #ifndef STRINGS_S_H__
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@ -57,9 +57,15 @@ extern "C" {
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// <limits.h>
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//
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#define PATH_MAX 256
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#define PATH_MAX 255
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// Win32 MAX_PATH is 260
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#ifdef _WIN32
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# define SIZE_MAX 0xffffffff
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#else
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# define SIZE_MAX 0xffffffffffffffff
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#endif
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//
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// <errno.h>
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