Added fuzzer for oss-fuzz integration.

fuzz/fuzz_mms_decode.c

@@ -0,0 +1,15 @@
+#include <stdio.h>
+#include <stdlib.h>
+
+#include "iec61850_server.h"
+#include "hal_thread.h"
+
+int LLVMFuzzerTestOneInput(const char *data, size_t size) {
+	int out;
+	MmsValue* value = NULL;
+	value = MmsValue_decodeMmsData(data, 0, size, &out);
+	if (value != NULL) {
+		free(value);
+	}
+	return 0;
+}