Merged changes from branch build_system_redesign at revision 14573.

git-svn-id: file:///srv/svn/repos/haiku/haiku/trunk@14574 a95241bf-73f2-0310-859d-f6bbb57e9c96
2005-10-29 16:27:43 +00:00
parent 5412b02d50
commit 338b8dc301
1836 changed files with 114718 additions and 14057 deletions
@@ -0,0 +1,93 @@
+#ifndef _NODE_MONITOR_H
+#define _NODE_MONITOR_H
+/* Node monitor calls for kernel add-ons
+**
+** Distributed under the terms of the OpenBeOS License.
+*/
+
+
+#include <StorageDefs.h>
+
+
+/* Flags for the watch_node() call.
+ *
+ * Note that B_WATCH_MOUNT is NOT included in B_WATCH_ALL.
+ * You may prefer to use BVolumeRoster for volume watching.
+ */
+
+enum {
+    B_STOP_WATCHING		= 0x0000,
+	B_WATCH_NAME		= 0x0001,
+	B_WATCH_STAT		= 0x0002,
+	B_WATCH_ATTR		= 0x0004,
+	B_WATCH_DIRECTORY	= 0x0008,
+	B_WATCH_ALL			= 0x000f,
+
+	B_WATCH_MOUNT		= 0x0010
+};
+
+
+/* The "opcode" field of the B_NODE_MONITOR notification message you get.
+ *
+ * The presence and meaning of the other fields in that message specifying what
+ * exactly caused the notification depend on this value.
+ */
+
+#define	B_ENTRY_CREATED		1
+#define	B_ENTRY_REMOVED		2
+#define	B_ENTRY_MOVED		3
+#define	B_STAT_CHANGED		4
+#define	B_ATTR_CHANGED		5
+#define	B_DEVICE_MOUNTED	6
+#define	B_DEVICE_UNMOUNTED	7
+
+
+// More specific info in the "cause" field of B_ATTR_CHANGED notification
+// messages. (Haiku only)
+#define	B_ATTR_CREATED		1
+#define	B_ATTR_REMOVED		2
+//		B_ATTR_CHANGED is reused
+
+
+// More specific info in the "fields" field of B_STAT_CHANGED notification
+// messages, specifying what parts of the stat data have actually been
+// changed. (Haiku only)
+enum {
+	B_STAT_MODE					= 0x01,
+	B_STAT_UID					= 0x02,
+	B_STAT_GID					= 0x04,
+	B_STAT_SIZE					= 0x08,
+	B_STAT_ACCESS_TIME			= 0x10,
+	B_STAT_MODIFICATION_TIME	= 0x20,
+	B_STAT_CREATION_TIME		= 0x40,
+	B_STAT_CHANGE_TIME			= 0x80,
+};
+
+
+/* C++ callable Prototypes
+ *
+ * Since you are not able to parse BMessages from plain C, there is no
+ * API exported.
+ */
+
+#if defined(__cplusplus) && !defined(_KERNEL_MODE)
+
+// these are only needed for the function exports
+#include <Node.h>
+#include <Messenger.h>
+
+class BLooper;
+class BHandler;
+
+
+extern status_t watch_node(const node_ref *node, uint32 flags, BMessenger target);
+extern status_t watch_node(const node_ref *node, uint32 flags, 
+					const BHandler *handler,
+					const BLooper *looper = NULL);
+
+extern status_t stop_watching(BMessenger target);
+extern status_t stop_watching(const BHandler *handler, const BLooper *looper = NULL);
+
+#endif	/* __cplusplus && !_KERNEL_MODE */
+
+#endif	/* _NODE_MONITOR_H*/