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bss_file.c: reserve for option to encode file name with UTF-8.

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This commit is contained in:
Andy Polyakov 2010-04-21 20:38:21 +00:00
parent 5e60dba84f
commit d183244b43
1 changed files with 21 additions and 1 deletions
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22
crypto/bio/bss_file.c
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@ -121,7 +121,27 @@ BIO *BIO_new_file(const char *filename, const char *mode)
BIO *ret;
FILE *file;
if ((file=fopen(filename,mode)) == NULL)
file=fopen(filename,mode);
#if defined(_WIN32) && defined(CP_UTF8)
if (file==NULL && errno==ENOENT) /* see if filename is UTF-8 encoded */
{
int sz,len_0 = (int)strlen(filename)+1;
if ((sz=MultiByteToWideChar(CP_UTF8,0,filename,len_0,
NULL,0))>0)
{
WCHAR wmode[8];
WCHAR *wfilename = _alloca(sz*sizeof(WCHAR));
if (MultiByteToWideChar(CP_UTF8,0,filename,len_0,
wfilename,sz) &&
MultiByteToWideChar(CP_UTF8,0,mode,strlen(mode)+1,
wmode,sizeof(wmode)/sizeof(wmode[0]))
)
file = _wfopen(wfilename,wmode);
}
}
#endif
if (file == NULL)
{
SYSerr(SYS_F_FOPEN,get_last_sys_error());
ERR_add_error_data(5,"fopen('",filename,"','",mode,"')");