/*
- * Copyright (C) 2016, 2017 "IoT.bzh"
+ * Copyright (C) 2016-2019 "IoT.bzh"
* Author: José Bollo <jose.bollo@iot.bzh>
*
* Licensed under the Apache License, Version 2.0 (the "License");
#pragma once
+/**
+ * @mainpage
+ *
+ * @section brief Brief introduction
+ *
+ * This is part of the AGL framework micro-service binder and is provided as the
+ * API for writing bindings.
+ *
+ * The normal usage is to include only one file as below:
+ *
+ * ```C
+ * #define AFB_BINDING_VERSION 3
+ * #include <afb/afb-binding.h>
+ * ```
+ *
+ * @example tuto-1.c
+ * @example tuto-2.c
+ */
+/**
+ * @file afb/afb-binding.h
+ */
+
#include <stdarg.h>
+#include <stdint.h>
+struct json_object;
-/*****************************************************************************
- * This files is the main file to include for writing bindings dedicated to
+/**
+ * @def AFB_BINDING_INTERFACE_VERSION
+
+ * * Version of the binding interface.
*
- * AFB-DAEMON
+ * This is intended to be test for tuning condition code.
+ * It is of the form MAJOR * 1000 + REVISION.
*
- * Functions of bindings of afb-daemon are accessible by authorized clients
- * through the apis module of afb-daemon.
+ * @see AFB_BINDING_UPPER_VERSION that should match MAJOR
+ */
+#define AFB_BINDING_INTERFACE_VERSION 3000
+
+/**
+ * @def AFB_BINDING_LOWER_VERSION
*
- * A binding is a shared library. This shared library must have at least one
- * exported symbol for being registered in afb-daemon.
+ * Lowest binding API version supported.
*
+ * @see AFB_BINDING_VERSION
+ * @see AFB_BINDING_UPPER_VERSION
*/
-
#define AFB_BINDING_LOWER_VERSION 1
-#define AFB_BINDING_UPPER_VERSION 2
-#define AFB_BINDING_DEFAULT_VERSION 1
+
+/**
+ * @def AFB_BINDING_UPPER_VERSION
+ *
+ * Upper binding API version supported.
+ *
+ * @see AFB_BINDING_VERSION
+ * @see AFB_BINDING_LOWER_VERSION
+ */
+#define AFB_BINDING_UPPER_VERSION 3
+
+/**
+ * @def AFB_BINDING_VERSION
+ *
+ * This macro must be defined before including <afb/afb-binding.h> to set
+ * the required binding API.
+ */
#ifndef AFB_BINDING_VERSION
-#define AFB_BINDING_VERSION AFB_BINDING_DEFAULT_VERSION
+#error "\
+\n\
+\n\
+ AFB_BINDING_VERSION should be defined before including <afb/afb-binding.h>\n\
+ AFB_BINDING_VERSION defines the version of binding that you use.\n\
+ Currently the version to use is 3 (older versions: 1 is obsolete, 2 is legacy).\n\
+ Consider to add one of the following define before including <afb/afb-binding.h>:\n\
+\n\
+ #define AFB_BINDING_VERSION 3\n\
+\n\
+"
+#else
+# if AFB_BINDING_VERSION == 1
+# warning "Using binding version 1, consider to switch to version 3"
+# endif
+# if AFB_BINDING_VERSION == 2
+# warning "Using binding version 2, consider to switch to version 3"
+# endif
#endif
#if AFB_BINDING_VERSION != 0
# if AFB_BINDING_VERSION < AFB_BINDING_LOWER_VERSION || AFB_BINDING_VERSION > AFB_BINDING_UPPER_VERSION
-# error "Unsupported binding version AFB_BINDING_VERSION " #AFB_BINDING_VERSION
+# error "Unsupported binding version AFB_BINDING_VERSION"
# endif
#endif
-/*
- * Some function of the library are exported to afb-daemon.
- */
-
+/***************************************************************************************************/
+#include "afb-binding-predefs.h"
#include "afb-binding-v1.h"
#include "afb-binding-v2.h"
-
-/***************************************************************************************************/
-
-#if AFB_BINDING_VERSION == 1
-
-# define afb_binding afb_binding_v1
-# define afb_binding_interface afb_binding_interface_v1
-
-# define AFB_SESSION_NONE AFB_SESSION_NONE_V1
-# define AFB_SESSION_CREATE AFB_SESSION_CREATE_V1
-# define AFB_SESSION_CLOSE AFB_SESSION_CLOSE_V1
-# define AFB_SESSION_RENEW AFB_SESSION_RENEW_V1
-# define AFB_SESSION_CHECK AFB_SESSION_CHECK_V1
-
-# define AFB_SESSION_LOA_GE AFB_SESSION_LOA_GE_V1
-# define AFB_SESSION_LOA_LE AFB_SESSION_LOA_LE_V1
-# define AFB_SESSION_LOA_EQ AFB_SESSION_LOA_EQ_V1
-
-# define AFB_SESSION_LOA_SHIFT AFB_SESSION_LOA_SHIFT_V1
-# define AFB_SESSION_LOA_MASK AFB_SESSION_LOA_MASK_V1
-
-# define AFB_SESSION_LOA_0 AFB_SESSION_LOA_0_V1
-# define AFB_SESSION_LOA_1 AFB_SESSION_LOA_1_V1
-# define AFB_SESSION_LOA_2 AFB_SESSION_LOA_2_V1
-# define AFB_SESSION_LOA_3 AFB_SESSION_LOA_3_V1
-# define AFB_SESSION_LOA_4 AFB_SESSION_LOA_4_V1
-
-# define AFB_SESSION_LOA_LE_0 AFB_SESSION_LOA_LE_0_V1
-# define AFB_SESSION_LOA_LE_1 AFB_SESSION_LOA_LE_1_V1
-# define AFB_SESSION_LOA_LE_2 AFB_SESSION_LOA_LE_2_V1
-# define AFB_SESSION_LOA_LE_3 AFB_SESSION_LOA_LE_3_V1
-
-# define AFB_SESSION_LOA_EQ_0 AFB_SESSION_LOA_EQ_0_V1
-# define AFB_SESSION_LOA_EQ_1 AFB_SESSION_LOA_EQ_1_V1
-# define AFB_SESSION_LOA_EQ_2 AFB_SESSION_LOA_EQ_2_V1
-# define AFB_SESSION_LOA_EQ_3 AFB_SESSION_LOA_EQ_3_V1
-
-# define AFB_SESSION_LOA_GE_0 AFB_SESSION_LOA_GE_0_V1
-# define AFB_SESSION_LOA_GE_1 AFB_SESSION_LOA_GE_1_V1
-# define AFB_SESSION_LOA_GE_2 AFB_SESSION_LOA_GE_2_V1
-# define AFB_SESSION_LOA_GE_3 AFB_SESSION_LOA_GE_3_V1
-
-# if !defined(AFB_BINDING_PRAGMA_NO_VERBOSE_MACRO)
-
-# define ERROR AFB_ERROR_V1
-# define WARNING AFB_WARNING_V1
-# define NOTICE AFB_NOTICE_V1
-# define INFO AFB_INFO_V1
-# define DEBUG AFB_DEBUG_V1
-
-# define REQ_ERROR AFB_REQ_ERROR_V1
-# define REQ_WARNING AFB_REQ_WARNING_V1
-# define REQ_NOTICE AFB_REQ_NOTICE_V1
-# define REQ_INFO AFB_REQ_INFO_V1
-# define REQ_DEBUG AFB_REQ_DEBUG_V1
-
-# endif
-
-#define afb_daemon_get_event_loop afb_daemon_get_event_loop_v1
-#define afb_daemon_get_user_bus afb_daemon_get_user_bus_v1
-#define afb_daemon_get_system_bus afb_daemon_get_system_bus_v1
-#define afb_daemon_broadcast_event afb_daemon_broadcast_event_v1
-#define afb_daemon_make_event afb_daemon_make_event_v1
-#define afb_daemon_verbose afb_daemon_verbose_v1
-#define afb_daemon_rootdir_get_fd afb_daemon_rootdir_get_fd_v1
-#define afb_daemon_rootdir_open_locale afb_daemon_rootdir_open_locale_v1
-#define afb_daemon_queue_job afb_daemon_queue_job_v1
-
-#define afb_service_call afb_service_call_v1
-#define afb_service_call_sync afb_service_call_sync_v1
-
+#include "afb-binding-v3.h"
+#if defined(AFB_BINDING_WANT_DYNAPI)
+# include "afb-dynapi-legacy.h"
#endif
+#include "afb-binding-postdefs.h"
-/***************************************************************************************************/
-
-#if AFB_BINDING_VERSION == 2
-
-# define afb_binding afb_binding_v2
-# define afb_binding_interface afb_binding_interface_v2
-
-# define AFB_SESSION_NONE AFB_SESSION_NONE_V2
-# define AFB_SESSION_CLOSE AFB_SESSION_CLOSE_V2
-# define AFB_SESSION_RENEW AFB_SESSION_REFRESH_V2
-# define AFB_SESSION_REFRESH AFB_SESSION_REFRESH_V2
-# define AFB_SESSION_CHECK AFB_SESSION_CHECK_V2
-
-# define AFB_SESSION_LOA_MASK AFB_SESSION_LOA_MASK_V2
-
-# define AFB_SESSION_LOA_0 AFB_SESSION_LOA_0_V2
-# define AFB_SESSION_LOA_1 AFB_SESSION_LOA_1_V2
-# define AFB_SESSION_LOA_2 AFB_SESSION_LOA_2_V2
-# define AFB_SESSION_LOA_3 AFB_SESSION_LOA_3_V2
-
-# if !defined(AFB_BINDING_PRAGMA_NO_VERBOSE_MACRO)
-
-# define ERROR AFB_ERROR_V2
-# define WARNING AFB_WARNING_V2
-# define NOTICE AFB_NOTICE_V2
-# define INFO AFB_INFO_V2
-# define DEBUG AFB_DEBUG_V2
-
-# define REQ_ERROR AFB_REQ_ERROR_V2
-# define REQ_WARNING AFB_REQ_WARNING_V2
-# define REQ_NOTICE AFB_REQ_NOTICE_V2
-# define REQ_INFO AFB_REQ_INFO_V2
-# define REQ_DEBUG AFB_REQ_DEBUG_V2
-
-# endif
-
-#define afb_daemon_get_event_loop afb_daemon_get_event_loop_v2
-#define afb_daemon_get_user_bus afb_daemon_get_user_bus_v2
-#define afb_daemon_get_system_bus afb_daemon_get_system_bus_v2
-#define afb_daemon_broadcast_event afb_daemon_broadcast_event_v2
-#define afb_daemon_make_event afb_daemon_make_event_v2
-#define afb_daemon_verbose afb_daemon_verbose_v2
-#define afb_daemon_rootdir_get_fd afb_daemon_rootdir_get_fd_v2
-#define afb_daemon_rootdir_open_locale afb_daemon_rootdir_open_locale_v2
-#define afb_daemon_queue_job afb_daemon_queue_job_v2
-
-#define afb_service_call afb_service_call_v2
-#define afb_service_call_sync afb_service_call_sync_v2
-
-#endif