1 files changed, 123 insertions, 0 deletions
diff --git a/netwerk/cache/nsICacheVisitor.idl b/netwerk/cache/nsICacheVisitor.idl
new file mode 100644
index 0000000000..56b503d430
--- /dev/null
+++ b/netwerk/cache/nsICacheVisitor.idl
@@ -0,0 +1,123 @@
+/* -*- Mode: IDL; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*-
+ *
+ * This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
+
+#include "nsISupports.idl"
+
+/* XXX we should define device and entry info as well (stats, etc) */
+
+interface nsICacheDeviceInfo;
+interface nsICacheEntryInfo;
+
+
+[scriptable, uuid(f8c08c4b-d778-49d1-a59b-866fdc500d95)]
+interface nsICacheVisitor : nsISupports
+{
+    /**
+     * Called to provide information about a cache device.
+     *
+     * @param deviceID - specifies the device being visited.
+     * @param deviceInfo - specifies information about this device.
+     *
+     * @return true to start visiting all entries for this device.
+     * @return false to advance to the next device.
+     */
+    boolean visitDevice(in string               deviceID,
+                        in nsICacheDeviceInfo   deviceInfo);
+
+    /**
+     * Called to provide information about a cache entry.
+     *
+     * @param deviceID - specifies the device being visited.
+     * @param entryInfo - specifies information about this entry.
+     *
+     * @return true to visit the next entry on the current device, or if the
+     *   end of the device has been reached, advance to the next device.
+     * @return false to advance to the next device.
+     */
+    boolean visitEntry(in string                deviceID,
+                       in nsICacheEntryInfo     entryInfo);
+};
+
+
+[scriptable, uuid(31d1c294-1dd2-11b2-be3a-c79230dca297)]
+interface nsICacheDeviceInfo : nsISupports
+{
+    /**
+     * Get a human readable description of the cache device.
+     */
+    readonly attribute ACString  description;
+
+    /**
+     * Get a usage report, statistics, miscellaneous data about
+     * the cache device.
+     */
+    readonly attribute ACString  usageReport;
+
+    /**
+     * Get the number of stored cache entries.
+     */
+    readonly attribute unsigned long  entryCount;
+
+    /**
+     * Get the total size of the stored cache entries.
+     */
+    readonly attribute unsigned long  totalSize;
+
+    /**
+     * Get the upper limit of the size of the data the cache can store.
+     */
+    readonly attribute unsigned long  maximumSize;
+};
+
+
+[scriptable, uuid(fab51c92-95c3-4468-b317-7de4d7588254)]
+interface nsICacheEntryInfo : nsISupports
+{
+    /**
+     * Get the client id associated with this cache entry.
+     */
+    readonly attribute ACString clientID;
+
+    /**
+     * Get the id for the device that stores this cache entry.
+     */
+    readonly attribute ACString deviceID;
+
+    /**
+     * Get the key identifying the cache entry.
+     */
+    readonly attribute ACString key;
+
+    /**
+     * Get the number of times the cache entry has been opened.
+     */
+    readonly attribute long  fetchCount;
+
+    /**
+     * Get the last time the cache entry was opened (in seconds since the Epoch).
+     */
+    readonly attribute uint32_t  lastFetched;
+
+    /**
+     * Get the last time the cache entry was modified (in seconds since the Epoch).
+     */
+    readonly attribute uint32_t  lastModified;
+
+    /**
+     * Get the expiration time of the cache entry (in seconds since the Epoch).
+     */
+    readonly attribute uint32_t  expirationTime;
+
+    /**
+     * Get the cache entry data size.
+     */
+    readonly attribute unsigned long  dataSize;
+
+    /**
+     * Find out whether or not the cache entry is stream based.
+     */
+    boolean  isStreamBased();
+};