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* miscfuncs.cc (cygwin_strncasecmp): Fix bug which results in 

prematurely truncated strings.  Simplify target length argument to
	sys_mbstowcs.
This commit is contained in:
Corinna Vinschen 2008-07-14 19:58:16 +00:00
parent 88d1b6df94
commit bf216dcad6
2 changed files with 10 additions and 6 deletions
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6
winsup/cygwin/ChangeLog
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@ -1,3 +1,9 @@
2008-07-14 Corinna Vinschen <corinna@vinschen.de>
* miscfuncs.cc (cygwin_strncasecmp): Fix bug which results in
prematurely truncated strings. Simplify target length argument to
sys_mbstowcs.
2008-07-14 Corinna Vinschen <corinna@vinschen.de> 2008-07-14 Corinna Vinschen <corinna@vinschen.de>
* autoload.cc (GetExtendedTcpTable): Define. * autoload.cc (GetExtendedTcpTable): Define.

10
winsup/cygwin/miscfuncs.cc
View File

@ -130,16 +130,14 @@ cygwin_strncasecmp (const char *cs, const char *ct, size_t n)
while (cs[ls] && ls < n) while (cs[ls] && ls < n)
++ls; ++ls;
len = ls * sizeof (WCHAR); len = (ls + 1) * sizeof (WCHAR);
RtlInitEmptyUnicodeString (&us, (PWCHAR) alloca (len), len); RtlInitEmptyUnicodeString (&us, (PWCHAR) alloca (len), len);
us.Length = sys_mbstowcs (us.Buffer, us.MaximumLength / sizeof (WCHAR), us.Length = sys_mbstowcs (us.Buffer, ls + 1, cs, ls) * sizeof (WCHAR);
cs, ls) * sizeof (WCHAR);
while (ct[lt] && lt < n) while (ct[lt] && lt < n)
++lt; ++lt;
len = lt * sizeof (WCHAR); len = (lt + 1) * sizeof (WCHAR);
RtlInitEmptyUnicodeString (&ut, (PWCHAR) alloca (len), len); RtlInitEmptyUnicodeString (&ut, (PWCHAR) alloca (len), len);
ut.Length = sys_mbstowcs (ut.Buffer, ut.MaximumLength / sizeof (WCHAR), ut.Length = sys_mbstowcs (ut.Buffer, lt + 1, ct, lt) * sizeof (WCHAR);
ct, lt) * sizeof (WCHAR);
return RtlCompareUnicodeString (&us, &ut, TRUE); return RtlCompareUnicodeString (&us, &ut, TRUE);
} }