Add protools, used for getting content out of packages

Only HTTP protocol implemented yet, but with gzip, deflate and bzip2
suport

1 files changed, 44 insertions, 0 deletions

diff --git a/src/protocol.hh b/src/protocol.hh
new file mode 100644
index 0000000..e010092
--- /dev/null
+++ b/src/protocol.hh
@@ -0,0 +1,44 @@
+// -*- mode: c++; c-basic-offset: 2; -*-
+
+#ifndef PROTOCOL_HH
+#define PROTOCOL_HH
+
+#include <stddef.h>
+#include <ostream>
+
+class AttributedText;
+
+class Protocol {
+public:
+  class Match {
+  public:
+    virtual ~Match() {}
+
+    virtual std::string const& name() const = 0;
+    virtual void full(void const* data, size_t size, AttributedText* text) = 0;
+    virtual void append(void const* data, size_t /* offset */, size_t size,
+                        AttributedText* text) {
+      full(data, size, text);
+    }
+    virtual bool content(void const* /* data */, size_t /* size */,
+                         std::ostream* /* out */) {
+      return false;
+    }
+
+  protected:
+    Match() {}
+    Match(Match const&) = delete;
+    Match& operator=(Match const&) = delete;
+  };
+
+  virtual ~Protocol() {}
+
+  virtual Match* match(void const* data, size_t size) const = 0;
+
+protected:
+  Protocol() {}
+  Protocol(Protocol const&) = delete;
+  Protocol& operator=(Protocol const&) = delete;
+};
+
+#endif  // PROTOCOL_HH