1 files changed, 49 insertions, 0 deletions
diff --git a/src/packages.hh b/src/packages.hh
new file mode 100644
index 0000000..e646f92
--- /dev/null
+++ b/src/packages.hh
@@ -0,0 +1,49 @@
+// -*- mode: c++; c-basic-offset: 2; -*-
+
+#ifndef PACKAGES_HH
+#define PACKAGES_HH
+
+#include "package.hh"
+
+class PackagesWriter {
+public:
+  virtual ~PackagesWriter() {}
+
+  static PackagesWriter* create(size_t count, std::ostream* out);
+
+  virtual void write(Package const& package, std::string const& data) = 0;
+
+protected:
+  PackagesWriter() {}
+  PackagesWriter(PackagesWriter const&) = delete;
+  PackagesWriter& operator=(PackagesWriter const&) = delete;
+};
+
+class PackagesReader {
+public:
+  enum Status {
+    GOOD,
+    INVALID,
+    IO_ERROR,
+  };
+
+  class Delegate {
+  public:
+    virtual ~Delegate() {}
+
+    virtual void package(Package const& package) = 0;
+    virtual void data(uint32_t id, char const* data, size_t size,
+                      bool last) = 0;
+
+  protected:
+    Delegate() {}
+  };
+
+  static Status read(std::istream& in, Delegate* delegate);
+
+private:
+  ~PackagesReader() {}
+  PackagesReader() {}
+};
+
+#endif  // PACKAGES_HH