/*
* Copyright (C) 2016 "IoT.bzh"
* Author Fulup Ar Foll <fulup@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, something express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*
*/
#ifndef _CTL_PLUGIN_INCLUDE_
#define _CTL_PLUGIN_INCLUDE_
#ifdef __cplusplus
extern "C" {
#endif
#ifndef _GNU_SOURCE
#define _GNU_SOURCE
#endif
#include <json-c/json.h>
// Waiting for a clean AppFW-V3 API
#ifdef USE_API_DYN
#define AFB_BINDING_VERSION dyn
#include <afb/afb-binding.h>
#define AFB_BINDING_PREV3
#define AFB_ReqNone NULL
typedef afb_request* AFB_ReqT;
typedef afb_dynapi* AFB_ApiT;
typedef afb_eventid* AFB_EventT;
#define AFB_EventIsValid(eventid) eventid
#define AFB_EventPush afb_eventid_push
#define AFB_ReqSubscribe afb_request_subscribe
#define AFB_EventMake(api, name) afb_dynapi_make_eventid(api, name)
#define AFB_ReqJson(request) afb_request_json(request)
#define AFB_ReqSucess afb_request_success
#define AFB_ReqSucessF afb_request_success_f
#define AFB_ReqFail afb_request_fail
#define AFB_ReqFailF afb_request_fail_f
#define AFB_ReqNotice(request, ...) AFB_REQUEST_NOTICE (request, __VA_ARGS__)
#define AFB_ReqWarning(request, ...) AFB_REQUEST_WARNING (request, __VA_ARGS__)
#define AFB_ReqDebug(request, ...) AFB_REQUEST_DEBUG (request, __VA_ARGS__)
#define AFB_ReqError(request, ...) AFB_REQUEST_ERROR (request, __VA_ARGS__)
#define AFB_ReqInfo(request, ...) AFB_REQUEST_INFO (request, __VA_ARGS__)
#define AFB_ApiVerbose(api, level, ...) afb_dynapi_verbose(api, level, __VA_ARGS__)
#define AFB_ApiNotice(api, ...) AFB_DYNAPI_NOTICE (api, __VA_ARGS__)
#define AFB_ApiWarning(api, ...) AFB_DYNAPI_WARNING (api, __VA_ARGS__)
#define AFB_ApiDebug(api, ...) AFB_DYNAPI_DEBUG (api, __VA_ARGS__)
#define AFB_ApiError(api, ...) AFB_DYNAPI_ERROR (api, __VA_ARGS__)
#define AFB_ApiInfo(api, ...) AFB_DYNAPI_INFO (api, __VA_ARGS__)
#define AFB_ReqIsValid(request) request
#define AFB_EvtIsValid(evtHandle) evtHandle
#define AFB_ServiceCall(api, ...) afb_dynapi_call(api, __VA_ARGS__)
#define AFB_ServiceSync(api, ...) afb_dynapi_call_sync(api, __VA_ARGS__)
#define AFB_RequireApi(api, ...) afb_dynapi_require_api(api, __VA_ARGS__)
#define AFB_GetEventLoop(api) afb_dynapi_get_event_loop(api)
#define AFB_ClientCtxSet(request, replace, createCB, freeCB, handle) afb_request_context(request, replace, createCB, freeCB, handle)
#define AFB_ClientCtxClear(request) afb_request_context_clear(request)
typedef struct {
const char *verb; /* name of the verb, NULL only at end of the array */
void (*callback)(AFB_ReqT req); /* callback function implementing the verb */
const struct afb_auth *auth; /* required authorisation, can be NULL */
const char *info; /* some info about the verb, can be NULL */
uint32_t session;
} AFB_ApiVerbs;
#else
#define AFB_BINDING_VERSION 2
#include <afb/afb-binding.h>
typedef afb_req AFB_ReqT;
typedef void* AFB_ApiT;
#define AFB_ReqNone (struct afb_req){0,0}
typedef afb_event AFB_EventT;
#define AFB_EventPush afb_event_push
#define AFB_ReqSubscribe afb_req_subscribe
#define AFB_EventIsValid(event) afb_event_is_valid(event)
#define AFB_EventMake(api, name) afb_daemon_make_event(name)
#define AFB_ReqJson(request) afb_req_json(request)
#define AFB_ReqSucess afb_req_success
#define AFB_ReqSucessF afb_req_success_f
#define AFB_ReqFail afb_req_fail
#define AFB_ReqFailF afb_req_fail_f
#define AFB_ReqNotice(request, ...) AFB_NOTICE (__VA_ARGS__)
#define AFB_ReqWarning(request, ...) AFB_WARNING (__VA_ARGS__)
#define AFB_ReqDebug(request, ...) AFB_DEBUG (__VA_ARGS__)
#define AFB_ReqError(request, ...) AFB_ERROR (__VA_ARGS__)
#define AFB_ReqInfo(request, ...) AFB_INFO (__VA_ARGS__)
#define AFB_ApiVerbose(api, level, ...) afb_daemon_verbose_v2(level,__VA_ARGS__)
#define AFB_ApiNotice(api, ...) AFB_NOTICE (__VA_ARGS__)
#define AFB_ApiWarning(api, ...) AFB_WARNING (__VA_ARGS__)
#define AFB_ApiDebug(api, ...) AFB_DEBUG (__VA_ARGS__)
#define AFB_ApiError(api, ...) AFB_ERROR (__VA_ARGS__)
#define AFB_ApiInfo(api, ...) AFB_INFO (__VA_ARGS__)
#define AFB_ReqIsValid(request) afb_req_is_valid(request)
#define AFB_EvtIsValid(evtHandle) afb_event_is_valid(evtHandle)
#define AFB_ServiceCall(api, ...) afb_service_call(__VA_ARGS__)
#define AFB_ServiceSync(api, ...) afb_service_call_sync(__VA_ARGS__)
#define AFB_RequireApi(api, ...) afb_daemon_require_api(__VA_ARGS__)
#define AFB_GetEventLoop(api) afb_daemon_get_event_loop()
static inline void* AFB_ClientCtxSet(afb_req request, int replace, void *(*create_context)(void *closure), void (*free_context)(void*), void *closure)
{
void *ctx = create_context(closure);
if(ctx)
{afb_req_context_set(request, ctx, free_context);}
return ctx;
}
#define AFB_ClientCtxClear(request) afb_req_context_clear(request)
#define AFB_ApiVerbs afb_verb_v2
#endif
#ifndef CTL_PLUGIN_MAGIC
#define CTL_PLUGIN_MAGIC 852369147
#endif
#ifndef UNUSED_ARG
#define UNUSED_ARG(x) UNUSED_ ## x __attribute__((__unused__))
#define UNUSED_FUNCTION(x) __attribute__((__unused__)) UNUSED_ ## x
#endif
#ifdef CONTROL_SUPPORT_LUA
typedef struct luaL_Reg luaL_Reg;
typedef struct CtlLua2cFuncT {
luaL_Reg *l2cFunc;
const char *prefix;
int l2cCount;
} CtlLua2cFuncT;
#endif
typedef struct {
const char *uid;
const long magic;
} CtlPluginMagicT;
typedef struct {
const char *uid;
const char *info;
AFB_ApiT api;
void *dlHandle;
void *context;
#ifdef CONTROL_SUPPORT_LUA
CtlLua2cFuncT *ctlL2cFunc;
#endif
} CtlPluginT;
typedef enum {
CTL_TYPE_NONE=0,
CTL_TYPE_API,
CTL_TYPE_CB,
CTL_TYPE_LUA,
} CtlActionTypeT;
typedef enum {
CTL_STATUS_DONE=0,
CTL_STATUS_ERR=-1,
CTL_STATUS_EVT=1,
CTL_STATUS_FREE=2,
} CtlActionStatusT;
typedef struct {
const char *uid;
AFB_ApiT api;
AFB_ReqT request;
void *context;
CtlActionStatusT status;
} CtlSourceT;
typedef struct {
const char *uid;
const char *info;
const char *privileges;
AFB_ApiT api;
json_object *argsJ;
CtlActionTypeT type;
union {
struct {
const char* api;
const char* verb;
} subcall;
struct {
const char* plugin;
const char* funcname;
} lua;
struct {
const char* funcname;
int (*callback)(CtlSourceT *source, json_object *argsJ, json_object *queryJ);
CtlPluginT *plugin;
} cb;
} exec;
} CtlActionT;
extern CtlPluginT *ctlPlugins;
typedef int(*DispatchPluginInstallCbT)(CtlPluginT *plugin, void* handle);
#define MACRO_STR_VALUE(arg) #arg
#define CTLP_CAPI_REGISTER(pluglabel) CtlPluginMagicT CtlPluginMagic={.uid=pluglabel,.magic=CTL_PLUGIN_MAGIC}; struct afb_binding_data_v2;
#define CTLP_ONLOAD(plugin, handle) void* CtlPluginOnload(CtlPluginT *plugin, void* handle)
#define CTLP_CAPI(funcname, source, argsJ, queryJ) int funcname(CtlSourceT *source, json_object* argsJ, json_object* queryJ)
// LUA2c Wrapper macro. Allows to call C code from Lua script
typedef int (*Lua2cFunctionT)(CtlSourceT *source, json_object *argsJ, json_object **responseJ);
typedef int (*Lua2cWrapperT) (void*luaHandle, const char *funcname, Lua2cFunctionT callback);
#define CTLP_LUA_REGISTER(pluglabel) Lua2cWrapperT Lua2cWrap; CTLP_CAPI_REGISTER(pluglabel);
#define CTLP_LUA2C(funcname, source, argsJ, responseJ) static int funcname (CtlSourceT* source, json_object* argsJ, json_object** responseJ);\
int lua2c_ ## funcname (void* luaState){return((*Lua2cWrap)(luaState, MACRO_STR_VALUE(funcname), funcname));};\
static int funcname (CtlSourceT* source, json_object* argsJ, json_object** responseJ)
#ifdef __cplusplus
}
#endif
#endif /* _CTL_PLUGIN_INCLUDE_ */