api-v3: First draft

This commit introduces the bindings v3 API for bindings.

The documentation has still to be improved and will come
very soon.

Change-Id: I8f9007370e29f671fdfd1da87fff7372a17db7af
Signed-off-by: José Bollo <jose.bollo@iot.bzh>

1 files changed, 91 insertions, 0 deletions

diff --git a/include/afb/afb-daemon-itf-x1.h b/include/afb/afb-daemon-itf-x1.h
new file mode 100644
index 00000000..3ca12eba
--- /dev/null
+++ b/include/afb/afb-daemon-itf-x1.h
@@ -0,0 +1,91 @@
+/*
+ * Copyright (C) 2016, 2017, 2018 "IoT.bzh"
+ * Author: José Bollo <jose.bollo@iot.bzh>
+ *
+ * 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.
+ */
+
+#pragma once
+
+#include <stdarg.h>
+
+/* declaration of features of libsystemd */
+struct sd_event;
+struct sd_bus;
+struct afb_stored_req;
+struct afb_req_x1;
+struct afb_event_x1;
+struct afb_api_x3;
+
+/**
+ * @deprecated use bindings version 3
+ *
+ * Definition of the facilities provided by the daemon.
+ */
+struct afb_daemon_itf_x1
+{
+	/** broadcasts evant 'name' with 'object' */
+	int (*event_broadcast)(struct afb_api_x3 *closure, const char *name, struct json_object *object);
+
+	/** gets the common systemd's event loop */
+	struct sd_event *(*get_event_loop)(struct afb_api_x3 *closure);
+
+	/** gets the common systemd's user d-bus */
+	struct sd_bus *(*get_user_bus)(struct afb_api_x3 *closure);
+
+	/** gets the common systemd's system d-bus */
+	struct sd_bus *(*get_system_bus)(struct afb_api_x3 *closure);
+
+	/** logging messages */
+	void (*vverbose_v1)(struct afb_api_x3*closure, int level, const char *file, int line, const char *fmt, va_list args);
+
+	/** creates an event of 'name' */
+	struct afb_event_x1 (*event_make)(struct afb_api_x3 *closure, const char *name);
+
+	/** get the file descriptor of the install directory */
+	int (*rootdir_get_fd)(struct afb_api_x3 *closure);
+
+	/** opens a file of the install directory */
+	int (*rootdir_open_locale)(struct afb_api_x3 *closure, const char *filename, int flags, const char *locale);
+
+	/** queue a job */
+	int (*queue_job)(struct afb_api_x3 *closure, void (*callback)(int signum, void *arg), void *argument, void *group, int timeout);
+
+	/** logging messages */
+	void (*vverbose_v2)(struct afb_api_x3*closure, int level, const char *file, int line, const char * func, const char *fmt, va_list args);
+
+	/** retrieve a stored request */
+	struct afb_req_x1 (*unstore_req)(struct afb_api_x3*closure, struct afb_stored_req *sreq);
+
+	/** require an api */
+	int (*require_api)(struct afb_api_x3*closure, const char *name, int initialized);
+
+	/** aliases an api */
+	int (*add_alias)(struct afb_api_x3*closure, const char *name, const char *as_name);
+
+	/** creates a new api */
+	struct afb_api_x3 *(*new_api)(struct afb_api_x3 *closure, const char *api, const char *info, int noconcurrency, int (*preinit)(void*, struct afb_api_x3 *), void *preinit_closure);
+};
+
+/**
+ * @deprecated use bindings version 3
+ *
+ * Structure for accessing daemon.
+ * See also: afb_daemon_get_event_sender, afb_daemon_get_event_loop, afb_daemon_get_user_bus, afb_daemon_get_system_bus
+ */
+struct afb_daemon_x1
+{
+	const struct afb_daemon_itf_x1 *itf;    /**< the interfacing functions */
+	struct afb_api_x3 *closure;             /**< the closure when calling these functions */
+};
+