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* security.cc (get_nt_attribute): Always return -1 when read_sd() 

fails.
	(get_file_attribute): Set permissions to 0 and owner/group to -1
	if security descriptor is unreadable.
This commit is contained in:
Corinna Vinschen 2003-01-09 11:44:17 +00:00
parent 85ba109de7
commit 3eb27a4e9e
2 changed files with 20 additions and 3 deletions
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7
winsup/cygwin/ChangeLog
View File

@ -1,3 +1,10 @@
2003-01-09 Corinna Vinschen <corinna@vinschen.de>
* security.cc (get_nt_attribute): Always return -1 when read_sd()
fails.
(get_file_attribute): Set permissions to 0 and owner/group to -1
if security descriptor is unreadable.
2003-01-09 Christopher Faylor <cgf@redhat.com>
Use isdirsep rather than SLASH_P throughout.

16
winsup/cygwin/security.cc
View File

@ -1322,7 +1322,7 @@ get_nt_attribute (const char *file, int *attribute,
if ((ret = read_sd (file, psd, &sd_size)) <= 0)
{
debug_printf ("read_sd %E");
return ret;
return -1;
}
PSID owner_sid;
@ -1381,9 +1381,19 @@ get_file_attribute (int use_ntsec, const char *file,
if (use_ntsec && allow_ntsec)
{
res = get_nt_attribute (file, attribute, uidret, gidret);
if (attribute && (*attribute & S_IFLNK) == S_IFLNK)
if (res)
{
/* If reading the security descriptor failed, treat the file
as unreadable. */
*attribute &= ~(S_IRWXU | S_IRWXG | S_IRWXO);
if (uidret)
*uidret = ILLEGAL_UID;
if (gidret)
*gidret = ILLEGAL_GID;
}
else if (attribute && (*attribute & S_IFLNK) == S_IFLNK)
*attribute |= S_IRWXU | S_IRWXG | S_IRWXO;
return res;
return 0;
}
if (uidret)