1 files changed, 63 insertions, 0 deletions
diff --git a/lib/Json.h b/lib/Json.h
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+/*
+   Copyright (C) 2007, 2008, 2009, 2010, 2011, 2012
+   Her Majesty the Queen in Right of Canada (Communications Research
+   Center Canada)
+
+   Copyright (C) 2023
+   Matthias P. Braendli, matthias.braendli@mpb.li
+
+    http://www.opendigitalradio.org
+
+   This module adds remote-control capability to some of the dabmux/dabmod modules.
+ */
+/*
+   This program is free software: you can redistribute it and/or modify
+   it under the terms of the GNU General Public License as published by
+   the Free Software Foundation, either version 3 of the License, or
+   (at your option) any later version.
+
+   This program is distributed in the hope that it will be useful,
+   but WITHOUT ANY WARRANTY; without even the implied warranty of
+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+   GNU General Public License for more details.
+
+   You should have received a copy of the GNU General Public License
+   along with this program.  If not, see <https://www.gnu.org/licenses/>.
+ */
+
+#pragma once
+
+#ifdef HAVE_CONFIG_H
+#  include "config.h"
+#endif
+
+#include <vector>
+#include <memory>
+#include <optional>
+#include <stdexcept>
+#include <string>
+#include <unordered_map>
+#include <variant>
+
+namespace json {
+
+    // STL containers are not required to support incomplete types,
+    // hence the shared_ptr
+
+    struct value_t {
+        std::variant<
+            std::shared_ptr<std::unordered_map<std::string, value_t>>,
+            std::vector<value_t>,
+            std::string,
+            double,
+            size_t,
+            ssize_t,
+            bool,
+            std::nullopt_t> v;
+    };
+
+    using map_t = std::unordered_map<std::string, value_t>;
+
+    std::string map_to_json(const map_t& values);
+    std::string value_to_json(const value_t& value);
+}