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authorRomain Forlot <romain.forlot@iot.bzh>2017-10-05 01:38:18 +0200
committerRomain Forlot <romain.forlot@iot.bzh>2017-12-14 11:00:25 +0100
commit8df3e437f941912067231250ff5695b8a3a7fd92 (patch)
treec812fb252ad0f8a48041aff28b7fc60a75f245d1 /plugins/builtin.cpp
parent8364673ab93eb484e25c7c4776e5d705b73330b4 (diff)
LUA lib and bin embedded in project
Change-Id: I1a61b49f55e4daa305800e754a14b6041aa81b34 Signed-off-by: Romain Forlot <romain.forlot@iot.bzh>
Diffstat (limited to 'plugins/builtin.cpp')
-rw-r--r--plugins/builtin.cpp92
1 files changed, 92 insertions, 0 deletions
diff --git a/plugins/builtin.cpp b/plugins/builtin.cpp
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+++ b/plugins/builtin.cpp
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+/*
+ * Copyright (C) 2016 "IoT.bzh"
+ * Author Romain Forlot <romain.forlot@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.
+ *
+*/
+
+#define AFB_BINDING_VERSION 2
+#include <afb/afb-binding.h>
+#include <systemd/sd-event.h>
+#include <json-c/json_object.h>
+#include <stdbool.h>
+#include <string.h>
+
+#include "signal-composer.hpp"
+#include "ctl-config.h"
+#include "wrap-json.h"
+
+extern "C"
+{
+
+CTLP_LUALOAD
+CTLP_REGISTER("builtin");
+
+static struct signalCBT* pluginCtx = NULL;
+
+// Call at initialisation time
+CTLP_ONLOAD(plugin, handle) {
+ pluginCtx = (struct signalCBT*)calloc (1, sizeof(struct signalCBT));
+ pluginCtx = (struct signalCBT*)handle;
+
+ AFB_NOTICE ("Low-can plugin: label='%s' version='%s' info='%s'",
+ plugin->label,
+ plugin->version,
+ plugin->info);
+
+ return (void*)pluginCtx;
+}
+
+CTLP_CAPI (defaultOnReceived, source, argsJ, eventJ, context)
+{
+ struct signalCBT* ctx = (struct signalCBT*)source->context;
+ AFB_NOTICE("source: %s argj: %s, eventJ %s", source->label,
+ json_object_to_json_string(argsJ),
+ json_object_to_json_string(eventJ));
+ void* sig = ctx->aSignal;
+
+ json_object* valueJ = nullptr;
+ json_object* timestampJ = nullptr;
+ double value = 0;
+ uint64_t timestamp = 0;
+ if(json_object_object_get_ex(eventJ, "value", &valueJ))
+ {value = json_object_get_double(valueJ);}
+ if(json_object_object_get_ex(eventJ, "timestamp", &timestampJ))
+ {timestamp = json_object_get_int64(timestampJ);}
+
+ struct signalValue v = value;
+ ctx->setSignalValue(sig, timestamp, v);
+ return 0;
+}
+
+CTLP_LUA2C (setSignalValueWrap, label, argsJ)
+{
+ const char* name = nullptr;
+ double resultNum;
+ uint64_t timestamp;
+ if(! wrap_json_unpack(argsJ, "{ss, sF, sI? !}",
+ "name", &name,
+ "value", &resultNum,
+ "timestamp", &timestamp))
+ {
+ AFB_ERROR("Fail to set value for label: %s, argsJ: %s", label, json_object_to_json_string(argsJ));
+ return -1;
+ }
+ struct signalValue result = resultNum;
+ pluginCtx->searchNsetSignalValue(name, timestamp*MICRO, result);
+ return 0;
+}
+
+// extern "C" closure
+}