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* dir.cc (mkdir): Call set_file_attribute with additional handle

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argument.
	* fhandler.cc (fhandler_base::fchmod): New method.
	* fhandler.h: Declare fchmod method in fhandler_base,
	fhandler_disk_file and fhandler_virtual.
	* fhandler_disk_file.cc (fhandler_disk_file::fchmod): New method.
	(fhandler_base::open_fs): Call set_file_attribute with additional
	handle argument.
	* fhandler_virtual.cc (fhandler_virtual::fchmod): New method.
	* path.cc (symlink_worker): Call set_file_attribute with additional
	handle argument.
	* security.cc (get_nt_object_security): New function.
	(get_nt_object_attribute): Call get_nt_object_security.
	(set_nt_attribute): Add handle argument.  Call get_nt_object_security
	first, read_sd only if that fails.
	(set_file_attribute): Add handle argument.
	* security.h (set_file_attribute): Declare with additional handle
	argument.
	* syscalls.cc (stat_suffixes): Move to beginning of file.
	(chown_worker): Call set_file_attribute with additional handle argument.
	(chmod): Reorganize to call fhandler's fchmod method eventually.
	(fchmod): Ditto.
This commit is contained in:
Corinna Vinschen
2004-04-13 20:36:58 +00:00
parent 8107364bdb
commit 854c870051
10 changed files with 148 additions and 106 deletions
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44
winsup/cygwin/fhandler_disk_file.cc
View File

@@ -366,6 +366,48 @@ fhandler_disk_file::fstat (struct __stat64 *buf)
return fstat_fs (buf);
}
int __stdcall
fhandler_disk_file::fchmod (mode_t mode)
{
extern int chmod_device (path_conv& pc, mode_t mode);
int res = -1;
int oret = 0;
if (pc.is_fs_special ())
return chmod_device (pc, mode);
if (!get_io_handle () && !(oret = open_fs (O_RDONLY | O_BINARY, 0)))
return -1;
SetFileAttributes (get_win32_name (), (DWORD) pc & ~FILE_ATTRIBUTE_READONLY);
if (pc.isdir ())
mode |= S_IFDIR;
if (!set_file_attribute (pc.has_acls (), get_io_handle (), get_win32_name (),
ILLEGAL_UID, ILLEGAL_GID, mode)
&& allow_ntsec)
res = 0;
/* if the mode we want has any write bits set, we can't be read only. */
if (mode & (S_IWUSR | S_IWGRP | S_IWOTH))
(DWORD) pc &= ~FILE_ATTRIBUTE_READONLY;
else
(DWORD) pc |= FILE_ATTRIBUTE_READONLY;
if (!pc.is_lnk_symlink () && S_ISLNK (mode) || S_ISSOCK (mode))
(DWORD) pc |= FILE_ATTRIBUTE_SYSTEM;
if (!SetFileAttributes (pc, pc))
__seterrno ();
else if (!allow_ntsec)
/* Correct NTFS security attributes have higher priority */
res = 0;
if (oret)
close_fs ();
return res;
}
fhandler_disk_file::fhandler_disk_file () :
fhandler_base ()
{
@@ -411,7 +453,7 @@ fhandler_base::open_fs (int flags, mode_t mode)
if (flags & O_CREAT
&& GetLastError () != ERROR_ALREADY_EXISTS
&& !allow_ntsec && allow_ntea)
set_file_attribute (has_acls (), get_win32_name (), mode);
set_file_attribute (has_acls (), NULL, get_win32_name (), mode);
set_fs_flags (pc.fs_flags ());