LUA lib and bin embedded in project

Change-Id: I1a61b49f55e4daa305800e754a14b6041aa81b34
Signed-off-by: Romain Forlot <romain.forlot@iot.bzh>

1 files changed, 92 insertions, 0 deletions

diff --git a/plugins/builtin.cpp b/plugins/builtin.cpp
new file mode 100644
index 0000000..e93d929
--- /dev/null
+++ b/plugins/builtin.cpp
@@ -0,0 +1,92 @@
+/*
+ * 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
+}