Add XMPPStorage and XMPPJSONFileStorage.

src/XMPPStorage.h

@@ -0,0 +1,46 @@
+/*
+ * Copyright (c) 2012, Jonathan Schleifer <js@webkeks.org>
+ *
+ * https://webkeks.org/hg/objxmpp/
+ *
+ * Permission to use, copy, modify, and/or distribute this software for any
+ * purpose with or without fee is hereby granted, provided that the above
+ * copyright notice and this permission notice is present in all copies.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
+ * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
+ * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
+ * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
+ * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
+ * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
+ * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
+ * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
+ * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
+ * POSSIBILITY OF SUCH DAMAGE.
+ */
+
+#include <stdint.h>
+
+@class OFString;
+@class OFArray;
+@class OFDictionary;
+
+@protocol XMPPStorage <OFObject>
+- (void)save;
+- (void)setStringValue: (OFString*)string
+	       forPath: (OFString*)path;
+- (OFString*)stringValueForPath: (OFString*)path;
+- (void)setBooleanValue: (BOOL)boolean
+		forPath: (OFString*)path;
+- (BOOL)booleanValueForPath: (OFString*)path;
+- (void)setIntegerValue: (intmax_t)integer
+		forPath: (OFString*)path;
+- (intmax_t)integerValueForPath: (OFString*)path;
+- (void)setArray: (OFArray*)array
+	 forPath: (OFString*)path;
+- (OFArray*)arrayForPath: (OFString*)path;
+- (void)setDictionary: (OFDictionary*)dictionary
+	      forPath: (OFString*)path;
+- (OFDictionary*)dictionaryForPath: (OFString*)path;
+@end