X-Git-Url: http://git.annexia.org/?a=blobdiff_plain;f=filetree_type.ml;h=285677f6f415d3db388ce89d522fdfa7ed8a6e84;hb=refs%2Ftags%2F0.1.7;hp=f39137e25ce9f60a115a661aeb3b187da307b355;hpb=e0047b09f88dcfa6dd9e771caf57a744095321f2;p=guestfs-browser.git

diff --git a/filetree_type.ml b/filetree_type.ml
index f39137e..285677f 100644
--- a/filetree_type.ml
+++ b/filetree_type.ml
@@ -18,6 +18,8 @@
 
 open Utils
 
+open Slave_types
+
 (* See struct/field description in .mli file. *)
 type t = {
   view : GTree.view;
@@ -47,10 +49,10 @@ and content_t =
   | Loading
   | ErrorMessage of string
   | Info of string
-  | Top of Slave.source
-  | TopWinReg of Slave.source * string * string * string
-  | Directory of Slave.direntry
-  | File of Slave.direntry
+  | Top of source
+  | TopWinReg of source * string * string * string
+  | Directory of direntry
+  | File of direntry
   | RegKey of Hivex.node
   | RegValue of Hivex.value
 
@@ -92,7 +94,8 @@ let find_child_node_by_content ({ model = model } as t) row c =
  *            \_ Directory
  *                 \_ Loading    <--- you are here
  *
- * Note this function cannot be called on registry keys.
+ * Note this function cannot be called on registry keys.  See
+ * {!get_registry_path} for that.
  *)
 let rec get_pathname ({ model = model } as t) row =
   let hdata = get_hdata t row in
@@ -103,8 +106,8 @@ let rec get_pathname ({ model = model } as t) row =
       get_pathname t parent
   | { state=IsLeaf; content=(Loading|ErrorMessage _|Info _) }, None ->
       assert false
-  | { content=Directory { Slave.dent_name = name }}, Some parent
-  | { content=File { Slave.dent_name = name }}, Some parent ->
+  | { content=Directory { dent_name = name }}, Some parent
+  | { content=File { dent_name = name }}, Some parent ->
       let src, parent_name = get_pathname t parent in
       let path =
         if parent_name = "/" then "/" ^ name
@@ -119,3 +122,67 @@ let rec get_pathname ({ model = model } as t) row =
   | { content=TopWinReg _ }, _ -> assert false
   | { content=RegKey _ }, _ -> assert false
   | { content=RegValue _ }, _ -> assert false
+
+(* Search up to the top of the tree from a registry key.
+ *
+ * The path up the tree will always look something like:
+ *     TopWinReg
+ *       \_ RegKey
+ *            \_ RegKey          <--- you are here
+ *                 \_ Loading    <--- or here
+ *
+ * Note this function cannot be called on ordinary paths.  Use
+ * {!get_pathname} for that.
+ *)
+let rec get_registry_path ({ model = model } as t) row =
+  let hdata = get_hdata t row in
+  let parent = model#iter_parent row in
+
+  match hdata, parent with
+  | { state=IsLeaf; content=(Loading|ErrorMessage _|Info _) }, Some parent ->
+      get_registry_path t parent
+  | { state=IsLeaf; content=(Loading|ErrorMessage _|Info _) }, None ->
+      assert false
+  | { content=RegKey node; hiveh = Some h }, Some parent ->
+      let top, path = get_registry_path t parent in
+      let path = Hivex.node_name h node :: path in
+      top, path
+  | { content=TopWinReg (a,b,c,d) }, None -> (a,b,c,d), []
+  | { content=TopWinReg _ }, _ -> assert false
+  | { content=RegKey _}, _ -> assert false
+  | { content=Top _ }, _ -> assert false
+  | { content=Directory _ }, _ -> assert false
+  | { content=File _ }, _ -> assert false
+  | { content=Loading }, _ -> assert false
+  | { content=ErrorMessage _ }, _ -> assert false
+  | { content=Info _ }, _ -> assert false
+  | { content=RegValue _ }, _ -> assert false
+
+let rec cache_registry_file ?fail t path src remotefile cachefile cb =
+  Slave.download_file_if_not_exist ?fail src remotefile cachefile
+    (when_cached_registry ?fail t path cb)
+
+and when_cached_registry ?fail ({ model = model } as t) path cb () =
+  debug "when_cached_registry";
+  let row = model#get_iter path in
+  let hdata = get_hdata t row in
+
+  match hdata with
+  | { hiveh=Some _; content=TopWinReg _ } ->
+      (* Hive handle already opened. *)
+      cb ()
+
+  | { hiveh=None; content=TopWinReg (src, rootkey, remotefile, cachefile) } ->
+      (* Hive handle not opened, open it and save it in the handle. *)
+      (try
+         let flags = if verbose () then [ Hivex.OPEN_VERBOSE ] else [] in
+         let h = Hivex.open_file cachefile flags in
+         hdata.hiveh <- Some h;
+         cb ()
+       with
+         Hivex.Error _ as exn ->
+           match fail with
+           | Some fail -> fail exn
+           | None -> raise exn
+      )
+  | _ -> assert false