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| author | Albrecht Schlosser <albrechts.fltk@online.de> | 2010-01-22 16:56:34 +0000 |
|---|---|---|
| committer | Albrecht Schlosser <albrechts.fltk@online.de> | 2010-01-22 16:56:34 +0000 |
| commit | 430eab49b773887a45c3a231472ee203abd8602b (patch) | |
| tree | 0859f2a1a669991f4f07ecb2c8e2d952b9c97162 /src/fl_utf.c | |
| parent | ff29502d04f3becf5816705fa9b4437382084a47 (diff) | |
Fixed a buffer overflow in fl_utf8from_mb() (STR #2279).
Todo: fix _WIN32 vs. WIN32 compiler macro issues.
git-svn-id: file:///fltk/svn/fltk/branches/branch-1.3@7021 ea41ed52-d2ee-0310-a9c1-e6b18d33e121
Diffstat (limited to 'src/fl_utf.c')
| -rw-r--r-- | src/fl_utf.c | 8 |
1 files changed, 4 insertions, 4 deletions
diff --git a/src/fl_utf.c b/src/fl_utf.c index 5e1537894..eb130b4bf 100644 --- a/src/fl_utf.c +++ b/src/fl_utf.c @@ -776,13 +776,13 @@ unsigned fl_utf8from_mb(char* dst, unsigned dstlen, { if (!fl_utf8locale()) { #ifdef _WIN32 +#warning _WIN32 alarm wchar_t lbuf[1024]; wchar_t* buf = lbuf; unsigned length; unsigned ret; - length = - MultiByteToWideChar(GetACP(), 0, src, srclen, buf, 1024); - if (length >= 1024) { + length = MultiByteToWideChar(GetACP(), 0, src, srclen, buf, 1024); + if ((length == 0)&&(GetLastError()==ERROR_INSUFFICIENT_BUFFER)) { length = MultiByteToWideChar(GetACP(), 0, src, srclen, 0, 0); buf = (wchar_t*)(malloc(length*sizeof(wchar_t))); MultiByteToWideChar(GetACP(), 0, src, srclen, buf, length); @@ -798,7 +798,7 @@ unsigned fl_utf8from_mb(char* dst, unsigned dstlen, length = mbstowcs(buf, src, 1024); if (length >= 1024) { length = mbstowcs(0, src, 0)+1; - buf = (wchar_t*)(malloc(length*sizeof(unsigned short))); + buf = (wchar_t*)(malloc(length*sizeof(wchar_t))); mbstowcs(buf, src, length); } if (length >= 0) { |