1 files changed, 65 insertions, 0 deletions
diff --git a/src/lib/dhcp/option_space.cc b/src/lib/dhcp/option_space.cc
new file mode 100644
index 0000000..3be318b
--- /dev/null
+++ b/src/lib/dhcp/option_space.cc
@@ -0,0 +1,65 @@
+// Copyright (C) 2012-2015 Internet Systems Consortium, Inc. ("ISC")
+//
+// This Source Code Form is subject to the terms of the Mozilla Public
+// License, v. 2.0. If a copy of the MPL was not distributed with this
+// file, You can obtain one at http://mozilla.org/MPL/2.0/.
+
+#include <config.h>
+
+#include <dhcp/option_space.h>
+#include <boost/algorithm/string/classification.hpp>
+#include <boost/algorithm/string/predicate.hpp>
+
+namespace isc {
+namespace dhcp {
+
+OptionSpace::OptionSpace(const std::string& name, const bool vendor_space)
+    : name_(name), vendor_space_(vendor_space) {
+    //  Check that provided option space name is valid.
+    if (!validateName(name_)) {
+        isc_throw(InvalidOptionSpace, "Invalid option space name "
+                  << name_);
+    }
+}
+
+bool
+OptionSpace::validateName(const std::string& name) {
+
+    using namespace boost::algorithm;
+
+    // Allowed characters are: lower or upper case letters, digits,
+    // underscores and hyphens. Empty option spaces are not allowed.
+    if (all(name, boost::is_from_range('a', 'z') ||
+            boost::is_from_range('A', 'Z') ||
+            boost::is_digit() ||
+            boost::is_any_of(std::string("-_"))) &&
+        !name.empty() &&
+        // Hyphens and underscores are not allowed at the beginning
+        // and at the end of the option space name.
+        !all(find_head(name, 1), boost::is_any_of(std::string("-_"))) &&
+        !all(find_tail(name, 1), boost::is_any_of(std::string("-_")))) {
+        return (true);
+
+    }
+    return (false);
+}
+
+OptionSpace6::OptionSpace6(const std::string& name)
+    : OptionSpace(name),
+      enterprise_number_(0) {
+}
+
+OptionSpace6::OptionSpace6(const std::string& name,
+                           const uint32_t enterprise_number)
+    : OptionSpace(name, true),
+      enterprise_number_(enterprise_number) {
+}
+
+void
+OptionSpace6::setVendorSpace(const uint32_t enterprise_number) {
+    enterprise_number_ = enterprise_number;
+    OptionSpace::setVendorSpace();
+}
+
+} // end of isc::dhcp namespace
+} // end of isc namespace