Support zlib compressed level 3 files

wxdata/include/scwx/wsr88d/rpg/ccb_header.hpp

@@ -0,0 +1,60 @@
+#pragma once
+
+#include <memory>
+#include <string>
+
+namespace scwx
+{
+namespace wsr88d
+{
+namespace rpg
+{
+
+class CcbHeaderImpl;
+
+/**
+ * @brief The Communication Control Block Header is defined in the Interface
+ * Control Document (ICD) for the National Weather Service Telecommunications
+ * Gateway (NWSTG).
+ *
+ * <https://web.archive.org/web/20010706211204/http://www.nws.noaa.gov/pub/noaaport/nwstgicd.pdf>
+ */
+class CcbHeader
+{
+public:
+   explicit CcbHeader();
+   ~CcbHeader();
+
+   CcbHeader(const CcbHeader&) = delete;
+   CcbHeader& operator=(const CcbHeader&) = delete;
+
+   CcbHeader(CcbHeader&&) noexcept;
+   CcbHeader& operator=(CcbHeader&&) noexcept;
+
+   uint16_t    ff() const;
+   uint16_t    ccb_length() const;
+   uint8_t     mode() const;
+   uint8_t     submode() const;
+   char        precedence() const;
+   char        classification() const;
+   std::string message_originator() const;
+   uint8_t     category() const;
+   uint8_t     subcategory() const;
+   uint16_t    user_defined() const;
+   uint8_t     year() const;
+   uint8_t     month() const;
+   uint8_t     tor_day() const;
+   uint8_t     tor_hour() const;
+   uint8_t     tor_minute() const;
+   uint8_t     number_of_destinations() const;
+   std::string message_destination(uint8_t i) const;
+
+   bool Parse(std::istream& is);
+
+private:
+   std::unique_ptr<CcbHeaderImpl> p;
+};
+
+} // namespace rpg
+} // namespace wsr88d
+} // namespace scwx