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stb_image: Fix wrong buffer sizes passed to MultiByteToWideChar

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Fixes issue #772.
master
Fabian Giesen ago%!(EXTRA string=4 years)
parent 3870fb6a93
commit e3a63f3793
2 changed files with 4 additions and 4 deletions
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  1. 4
      stb_image.h
  2. 4
      stb_image_write.h

4
stb_image.h
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@ -1316,10 +1316,10 @@ static FILE *stbi__fopen(char const *filename, char const *mode)
#if defined(_MSC_VER) && defined(STBI_WINDOWS_UTF8)
wchar_t wMode[64];
wchar_t wFilename[1024];
if (0 == MultiByteToWideChar(65001 /* UTF8 */, 0, filename, -1, wFilename, sizeof(wFilename)))
if (0 == MultiByteToWideChar(65001 /* UTF8 */, 0, filename, -1, wFilename, sizeof(wFilename)/sizeof(*wFilename)))
return 0;
if (0 == MultiByteToWideChar(65001 /* UTF8 */, 0, mode, -1, wMode, sizeof(wMode)))
if (0 == MultiByteToWideChar(65001 /* UTF8 */, 0, mode, -1, wMode, sizeof(wMode)/sizeof(*wMode)))
return 0;
#if _MSC_VER >= 1400

4
stb_image_write.h
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@ -306,10 +306,10 @@ static FILE *stbiw__fopen(char const *filename, char const *mode)
#if defined(_MSC_VER) && defined(STBI_WINDOWS_UTF8)
wchar_t wMode[64];
wchar_t wFilename[1024];
if (0 == MultiByteToWideChar(65001 /* UTF8 */, 0, filename, -1, wFilename, sizeof(wFilename)))
if (0 == MultiByteToWideChar(65001 /* UTF8 */, 0, filename, -1, wFilename, sizeof(wFilename)/sizeof(*wFilename)))
return 0;
if (0 == MultiByteToWideChar(65001 /* UTF8 */, 0, mode, -1, wMode, sizeof(wMode)))
if (0 == MultiByteToWideChar(65001 /* UTF8 */, 0, mode, -1, wMode, sizeof(wMode)/sizeof(*wMode)))
return 0;
#if _MSC_VER >= 1400

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