librpc/idr Use the Samba3 notify.idl in common.

The extra fields in the structure that Samba4 does not use should not
bother it.

Andrew Bartlett

Signed-off-by: Andrew Tridgell <tridge@samba.org>

1 files changed, 84 insertions, 0 deletions

diff --git a/librpc/idl/notify.idl b/librpc/idl/notify.idl
new file mode 100644
index 00000000000..845010601ea
--- /dev/null
+++ b/librpc/idl/notify.idl
@@ -0,0 +1,84 @@
+#include "idl_types.h"
+
+import "file_id.idl", "server_id.idl";
+
+/*
+   IDL structures for notify change code
+
+   this defines the structures used in the notify database code, and
+   the change notify buffers
+*/
+
+[
+  pointer_default(unique)
+]
+interface notify
+{
+
+	/* structure used in the notify database */
+	typedef [public] struct {
+		server_id server;
+		uint32 filter; /* filter to apply in this directory */
+		uint32 subdir_filter; /* filter to apply in child directories */
+		uint32 dir_fd;   /* fd of open directory */
+		file_id dir_id;  /* file_id of open directory */
+		utf8string path;
+		uint32 path_len; /* saves some computation on search */
+		pointer private_data;
+	} notify_entry;
+
+	typedef [public] struct {
+		uint32 num_entries;
+		notify_entry entries[num_entries];
+	} notify_entry_array;
+
+	/*
+	  to allow for efficient search for matching entries, we
+	  divide them by the directory depth, with a separate array
+	  per depth. The entries within each depth are sorted by path,
+	  allowing for a bisection search.
+
+	  The max_mask and max_mask_subdir at each depth is the
+	  bitwise or of the filters and subdir filters for all entries
+	  at that depth. This allows a depth to be quickly skipped if
+	  no entries will match the target filter
+	*/
+	typedef struct {
+		uint32 max_mask;
+		uint32 max_mask_subdir;
+		uint32 num_entries;
+		notify_entry entries[num_entries];
+	} notify_depth;
+
+	typedef [public] struct {
+		uint32 num_depths;
+		notify_depth depth[num_depths];
+	} notify_array;
+
+	/* structure sent between servers in notify messages */
+	typedef [public] struct {
+		uint32 action;
+		utf8string path;
+		pointer private_data;
+	} notify_event;
+
+	typedef [v1_enum] enum {
+		FILE_ACTION_ADDED		= 0x00000001,
+		FILE_ACTION_REMOVED		= 0x00000002,
+		FILE_ACTION_MODIFIED		= 0x00000003,
+		FILE_ACTION_RENAMED_OLD_NAME	= 0x00000004,
+		FILE_ACTION_RENAMED_NEW_NAME	= 0x00000005,
+		FILE_ACTION_ADDED_STREAM	= 0x00000006,
+		FILE_ACTION_REMOVED_STREAM	= 0x00000007,
+		FILE_ACTION_MODIFIED_STREAM	= 0x00000008
+	} FILE_NOTIFY_ACTION;
+
+	/* structure sent at the CIFS layer */
+	/* Align on 4-byte boundary according to MS-CIFS 2.2.7.4.2 */
+	typedef [public,gensize,flag(NDR_ALIGN4)] struct {
+		uint32 NextEntryOffset;
+		FILE_NOTIFY_ACTION Action;
+		[value(strlen_m(FileName1)*2)] uint32 FileNameLength;
+		[charset(UTF16),flag(STR_NOTERM)] uint16 FileName1[FileNameLength];
+	} FILE_NOTIFY_INFORMATION;
+}