xnu-1228.15.4.tar.gz

[apple/xnu.git] / bsd / sys / attr.h

diff --git a/bsd/sys/attr.h b/bsd/sys/attr.h
index 1bcb5212e14b201ddd94b445b5a73f3d4ad1083f..ca87e70524957c1752dc5b234a5a2dbd0c70a456 100644 (file)
--- a/bsd/sys/attr.h
+++ b/bsd/sys/attr.h
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2000-2005 Apple Computer, Inc. All rights reserved.
+ * Copyright (c) 2000-2006 Apple Computer, Inc. All rights reserved.
  *
  * @APPLE_OSREFERENCE_LICENSE_HEADER_START@
  * 
@@ -183,6 +183,23 @@ typedef struct vol_capabilities_attr {
  * size upto 2TB.  This bit does not necessarily mean that the file 
  * system does not support file size more than 2TB.   This bit does 
  * not mean that the currently available space on the volume is 2TB. 
+ *
+ * VOL_CAP_FMT_OPENDENYMODES: When set, the volume supports open deny
+ * modes (e.g. "open for read write, deny write"; effectively, mandatory
+ * file locking based on open modes).
+ *
+ * VOL_CAP_FMT_HIDDEN_FILES: When set, the volume supports the UF_HIDDEN
+ * file flag, and the UF_HIDDEN flag is mapped to that volume's native
+ * "hidden" or "invisible" bit (which may be the invisible bit from the
+ * Finder Info extended attribute).
+ *
+ * VOL_CAP_FMT_PATH_FROM_ID:  When set, the volume supports the ability
+ * to derive a pathname to the root of the file system given only the
+ * id of an object.  This also implies that object ids on this file
+ * system are persistent and not recycled.  This is a very specialized
+ * capability and it is assumed that most file systems will not support
+ * it.  Its use is for legacy non-posix APIs like ResolveFileIDRef.
+ * 
  */
 #define VOL_CAP_FMT_PERSISTENTOBJECTIDS                0x00000001
 #define VOL_CAP_FMT_SYMBOLICLINKS              0x00000002
@@ -196,6 +213,9 @@ typedef struct vol_capabilities_attr {
 #define VOL_CAP_FMT_CASE_PRESERVING            0x00000200
 #define VOL_CAP_FMT_FAST_STATFS                0x00000400
 #define VOL_CAP_FMT_2TB_FILESIZE               0x00000800
+#define VOL_CAP_FMT_OPENDENYMODES              0x00001000
+#define VOL_CAP_FMT_HIDDEN_FILES               0x00002000
+#define VOL_CAP_FMT_PATH_FROM_ID               0x00004000
 
 
 /*
@@ -239,6 +259,21 @@ typedef struct vol_capabilities_attr {
  * style locks via vnop_advlock.  This includes the O_EXLOCK and O_SHLOCK
  * flags of the open(2) call.
  *
+ * VOL_CAP_INT_EXTENDED_SECURITY: When set, the volume implements
+ * extended security (ACLs).
+ *
+ * VOL_CAP_INT_USERACCESS:  When set, the volume supports the
+ * ATTR_CMN_USERACCESS attribute (used to get the user's access
+ * mode to the file).
+ *
+ * VOL_CAP_INT_MANLOCK: When set, the volume supports AFP-style
+ * mandatory byte range locks via an ioctl().
+ *
+ * VOL_CAP_INT_EXTENDED_ATTR: When set, the volume implements
+ * native extended attribues.
+ *
+ * VOL_CAP_INT_NAMEDSTREAMS: When set, the volume supports
+ * native named streams.
  */
 #define VOL_CAP_INT_SEARCHFS                   0x00000001
 #define VOL_CAP_INT_ATTRLIST                   0x00000002
@@ -252,6 +287,9 @@ typedef struct vol_capabilities_attr {
 #define VOL_CAP_INT_FLOCK                      0x00000200
 #define VOL_CAP_INT_EXTENDED_SECURITY          0x00000400
 #define VOL_CAP_INT_USERACCESS                 0x00000800
+#define VOL_CAP_INT_MANLOCK                    0x00001000
+#define VOL_CAP_INT_NAMEDSTREAMS               0x00002000
+#define VOL_CAP_INT_EXTENDED_ATTR              0x00004000
 
 typedef struct vol_attributes_attr {
        attribute_set_t validattr;
@@ -281,8 +319,10 @@ typedef struct vol_attributes_attr {
 #define ATTR_CMN_EXTENDED_SECURITY             0x00400000
 #define ATTR_CMN_UUID                          0x00800000
 #define ATTR_CMN_GRPUUID                       0x01000000
+#define ATTR_CMN_FILEID                                0x02000000
+#define ATTR_CMN_PARENTID                      0x04000000
 
-#define ATTR_CMN_VALIDMASK                     0x003FFFFF
+#define ATTR_CMN_VALIDMASK                     0x07FFFFFF
 #define ATTR_CMN_SETMASK                       0x01C7FF00
 #define ATTR_CMN_VOLSETMASK                    0x00006700
 
@@ -382,29 +422,20 @@ struct fssearchblock {
  * grow when we're dealing with a 64-bit process.
  * WARNING - keep in sync with fssearchblock
  */
-// LP64todo - should this move?
-
-#if __DARWIN_ALIGN_NATURAL
-#pragma options align=natural
-#endif
 
 struct user_fssearchblock {
        user_addr_t         returnattrs;
        user_addr_t         returnbuffer;
        user_size_t         returnbuffersize;
        user_ulong_t        maxmatches;
-       struct timeval          timelimit;
-       user_addr_t         searchparams1;
+       struct user_timeval     timelimit;
+       user_addr_t         searchparams1 __attribute((aligned(8)));
        user_size_t         sizeofsearchparams1;
        user_addr_t         searchparams2;
        user_size_t         sizeofsearchparams2;
        struct attrlist         searchattrs;
 };
 
-#if __DARWIN_ALIGN_NATURAL
-#pragma options align=reset
-#endif
-
 
 #endif // KERNEL