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common,w32: Support file names longer than MAX_PATH in iobuf. 

* common/iobuf.c (direct_open): Use gpgrt_fname_to_wchar.
(any8bitchar): Remove.
This commit is contained in:
Werner Koch 2022-03-04 14:52:05 +01:00
parent 9116fd1e9a
commit 4122896a39
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GPG Key ID: E3FDFF218E45B72B
1 changed files with 4 additions and 18 deletions
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22
common/iobuf.c
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@ -194,18 +194,6 @@ fd_cache_strcmp (const char *a, const char *b)
}
#ifdef HAVE_W32_SYSTEM
static int
any8bitchar (const char *string)
{
if (string)
for ( ; *string; string++)
if ((*string & 0x80))
return 1;
return 0;
}
#endif /*HAVE_W32_SYSTEM*/
/*
* Invalidate (i.e. close) a cached iobuf
*/
@ -307,11 +295,11 @@ direct_open (const char *fname, const char *mode, int mode700)
sm = FILE_SHARE_READ;
}
/* We use the Unicode version of the function only if needed to
* avoid an extra conversion step. */
if (any8bitchar (fname))
/* We always use the Unicode version because it supports file names
* longer than MAX_PATH. (requires gpgrt 1.45) */
if (1)
{
wchar_t *wfname = utf8_to_wchar (fname);
wchar_t *wfname = gpgrt_fname_to_wchar (fname);
if (wfname)
{
hfile = CreateFileW (wfname, da, sm, NULL, cd,
@ -321,8 +309,6 @@ direct_open (const char *fname, const char *mode, int mode700)
else
hfile = INVALID_HANDLE_VALUE;
}
else
hfile = CreateFileA (fname, da, sm, NULL, cd, FILE_ATTRIBUTE_NORMAL, NULL);
return hfile;