From d01e13c9dee53c3ab4faf70a215f4d1dcfed9e87 Mon Sep 17 00:00:00 2001
From: Joel Klinghed <the_jk@yahoo.com>
Date: Tue, 28 Mar 2017 22:36:44 +0200
Subject: MITM SSL Interception support using mbedtls

---
 src/mitm.hh | 66 +++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 66 insertions(+)
 create mode 100644 src/mitm.hh

(limited to 'src/mitm.hh')

diff --git a/src/mitm.hh b/src/mitm.hh
new file mode 100644
index 0000000..6d79e8f
--- /dev/null
+++ b/src/mitm.hh
@@ -0,0 +1,66 @@
+// -*- mode: c++; c-basic-offset: 2; -*-
+
+#ifndef MITM_HH
+#define MITM_HH
+
+#include <cstddef>
+#include <string>
+
+class Buffer;
+class Config;
+class Logger;
+
+class Mitm {
+public:
+  virtual ~Mitm() {}
+
+  static Mitm* create(Logger* logger, Config* config, std::string const& cwd);
+
+  virtual bool reload(Config* config, std::string const& cwd) = 0;
+
+  enum DetectResult {
+    SSL,
+    OTHER,
+    NEED_MORE,
+  };
+  virtual DetectResult detect(void const* data, size_t avail) = 0;
+
+  class Monitor {
+  public:
+    virtual ~Monitor() {}
+
+    virtual void local2remote(void const* data, size_t size) = 0;
+    virtual void remote2local(void const* data, size_t size) = 0;
+
+  protected:
+    Monitor() {}
+  };
+
+  class Connection {
+  public:
+    virtual ~Connection() {}
+
+    virtual bool transfer(
+        Buffer* local_in, Buffer* local_out,
+        Buffer* remote_in, Buffer* remote_out,
+        Monitor* monitor) = 0;
+
+    virtual bool local_eof() const = 0;
+    virtual bool remote_eof() const = 0;
+
+    virtual void close_local() = 0;
+    virtual void close_remote() = 0;
+
+  protected:
+    Connection() {}
+    Connection(Connection const&) = delete;
+  };
+
+  virtual Connection* open(std::string const& host) = 0;
+
+protected:
+  Mitm() {}
+  Mitm(Mitm const&) = delete;
+};
+
+#endif  // MITM_HH
-- 
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