[package] uhttpd:

- rewrite large parts of the server, use uloop event driven structure
	- support concurrent requests and make the upper limit configurable
	- implement initial version of HTTP-to-ubus JSON proxy and session.* namespace
	- add compile time support for debug information
	- code style changes
	- bump package revision

git-svn-id: svn://svn.openwrt.org/openwrt/trunk@31931 3c298f89-4303-0410-b956-a3cf2f4a3e73

package/uhttpd/src/uhttpd-ubus.h

@@ -0,0 +1,70 @@
+/*
+ * uhttpd - Tiny single-threaded httpd - ubus header
+ *
+ *   Copyright (C) 2012 Jo-Philipp Wich <xm@subsignal.org>
+ *
+ *  Licensed under the Apache License, Version 2.0 (the "License");
+ *  you may not use this file except in compliance with the License.
+ *  You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ *  Unless required by applicable law or agreed to in writing, software
+ *  distributed under the License is distributed on an "AS IS" BASIS,
+ *  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ *  See the License for the specific language governing permissions and
+ *  limitations under the License.
+ */
+
+#ifndef _UHTTPD_UBUS_
+
+#include <time.h>
+
+#include <libubus.h>
+#include <libubox/avl.h>
+#include <libubox/blobmsg_json.h>
+#include <json/json.h>
+
+
+#define UH_UBUS_MAX_POST_SIZE	4096
+
+
+struct uh_ubus_state {
+	struct ubus_context *ctx;
+	struct ubus_object ubus;
+	struct blob_buf buf;
+	struct avl_tree sessions;
+	int timeout;
+};
+
+struct uh_ubus_request_data {
+	const char *sid;
+	const char *object;
+	const char *function;
+};
+
+struct uh_ubus_session {
+	char id[33];
+	int timeout;
+	struct avl_node avl;
+	struct avl_tree data;
+	struct avl_tree acls;
+	struct timespec touched;
+};
+
+struct uh_ubus_session_data {
+	struct avl_node avl;
+	struct blob_attr attr[];
+};
+
+struct uh_ubus_session_acl {
+	struct avl_node avl;
+	char *function;
+	char object[];
+};
+
+struct uh_ubus_state * uh_ubus_init(const struct config *conf);
+bool uh_ubus_request(struct client *cl, struct uh_ubus_state *state);
+void uh_ubus_close(struct uh_ubus_state *state);
+
+#endif