Add static domain security state generator tool.

net/tools/domain_security_preload_generator/pinset.h

Index: net/tools/domain_security_preload_generator/pinset.h
diff --git a/net/tools/domain_security_preload_generator/pinset.h b/net/tools/domain_security_preload_generator/pinset.h
new file mode 100644
index 0000000000000000000000000000000000000000..cbac673a08ebfbcc37523124ed6d3b3122cbd41b
--- /dev/null
+++ b/net/tools/domain_security_preload_generator/pinset.h
@@ -0,0 +1,54 @@
+// Copyright (c) 2016 The Chromium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+#ifndef NET_TOOLS_DOMAIN_SECURITY_PRELOAD_GENERATOR_PINSET_H_
+#define NET_TOOLS_DOMAIN_SECURITY_PRELOAD_GENERATOR_PINSET_H_
+
+#include <string>
+#include <vector>
+
+#include "base/macros.h"
+
+namespace net {
+
+// A pinset represents the data a website would send in a HPKP header. A pinset
+// is given a name so that multiple entries in the preload list can reference
+// the same pinset.
+class Pinset {
+ public:
+  Pinset(std::string name, std::string report_uri);
+  ~Pinset();
+
+  const std::string& name() const { return name_; }
+  const std::string& report_uri() const { return report_uri_; }
+
+  const std::vector<std::string>& static_spki_hashes() const {
+    return static_spki_hashes_;
+  }
+  const std::vector<std::string>& bad_static_spki_hashes() const {
+    return bad_static_spki_hashes_;
+  }
+
+  // Register a good hash for this pinset. Hashes are referenced by a name, not
+  // the actual hash.
+  void AddStaticSPKIHash(const std::string& hash_name);
+
+  // Register a bad hash for this pinset. Hashes are referenced by a name, not
+  // the actual hash.
+  void AddBadStaticSPKIHash(const std::string& hash_name);
+
+ private:
+  std::string name_;
+  std::string report_uri_;
+
+  // These vectors contain names rather than actual hashes.
+  std::vector<std::string> static_spki_hashes_;
+  std::vector<std::string> bad_static_spki_hashes_;
+
+  DISALLOW_COPY_AND_ASSIGN(Pinset);
+};
+
+}  // namespace net
+
+#endif  // NET_TOOLS_DOMAIN_SECURITY_PRELOAD_GENERATOR_PINSET_H_