Adding upstream version 2.4.1.upstream/2.4.1upstream

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>

1 files changed, 129 insertions, 0 deletions

diff --git a/src/lib/dhcp/option6_iaaddr.h b/src/lib/dhcp/option6_iaaddr.h
new file mode 100644
index 0000000..8a091cf
--- /dev/null
+++ b/src/lib/dhcp/option6_iaaddr.h
@@ -0,0 +1,129 @@
+// Copyright (C) 2011-2022 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/.
+
+#ifndef OPTION6_IAADDR_H
+#define OPTION6_IAADDR_H
+
+#include <asiolink/io_address.h>
+#include <dhcp/option.h>
+#include <boost/shared_ptr.hpp>
+
+namespace isc {
+namespace dhcp {
+
+class Option6IAAddr;
+
+/// A pointer to the @c isc::dhcp::Option6IAAddr object.
+typedef boost::shared_ptr<Option6IAAddr> Option6IAAddrPtr;
+
+class Option6IAAddr: public Option {
+
+public:
+    /// length of the fixed part of the IAADDR option
+    static const size_t OPTION6_IAADDR_LEN = 24;
+
+    /// @brief Constructor, used for options constructed (during transmission).
+    ///
+    /// @throw BadValue if specified addr is not IPv6
+    ///
+    /// @param type option type
+    /// @param addr reference to an address
+    /// @param preferred address preferred lifetime (in seconds)
+    /// @param valid address valid lifetime (in seconds)
+    Option6IAAddr(uint16_t type, const isc::asiolink::IOAddress& addr,
+                  uint32_t preferred, uint32_t valid);
+
+    /// @brief Constructor, used for received options.
+    ///
+    /// @throw OutOfRange if specified option is truncated
+    ///
+    /// @param type option type
+    /// @param begin iterator to first byte of option data
+    /// @param end iterator to end of option data (first byte after option end)
+    Option6IAAddr(uint32_t type, OptionBuffer::const_iterator begin,
+                  OptionBuffer::const_iterator end);
+
+    /// @brief Copies this option and returns a pointer to the copy.
+    virtual OptionPtr clone() const;
+
+    /// @brief Writes option in wire-format.
+    ///
+    /// Writes option in wire-format to buf, returns pointer to first unused
+    /// byte after stored option.
+    ///
+    /// @param buf pointer to a buffer
+    /// @param check if set to false, allows options larger than 255 for v4
+    void pack(isc::util::OutputBuffer& buf, bool check = true) const;
+
+    /// @brief Parses received buffer.
+    ///
+    /// @param begin iterator to first byte of option data
+    /// @param end iterator to end of option data (first byte after option end)
+    virtual void unpack(OptionBufferConstIter begin,
+                        OptionBufferConstIter end);
+
+    /// Returns string representation of the option.
+    ///
+    /// @param indent number of spaces before printing text
+    ///
+    /// @return string with text representation.
+    virtual std::string
+    toText(int indent = 0) const;
+
+
+    /// sets address in this option.
+    ///
+    /// @param addr address to be sent in this option
+    void setAddress(const isc::asiolink::IOAddress& addr) { addr_ = addr; }
+
+    /// Sets preferred lifetime (in seconds)
+    ///
+    /// @param pref address preferred lifetime (in seconds)
+    ///
+    void setPreferred(unsigned int pref) { preferred_=pref; }
+
+    /// Sets valid lifetime (in seconds).
+    ///
+    /// @param valid address valid lifetime (in seconds)
+    ///
+    void setValid(unsigned int valid) { valid_=valid; }
+
+    /// Returns  address contained within this option.
+    ///
+    /// @return address
+    isc::asiolink::IOAddress
+    getAddress() const { return addr_; }
+
+    /// Returns preferred lifetime of an address.
+    ///
+    /// @return preferred lifetime (in seconds)
+    unsigned int
+    getPreferred() const { return preferred_; }
+
+    /// Returns valid lifetime of an address.
+    ///
+    /// @return valid lifetime (in seconds)
+    unsigned int
+    getValid() const { return valid_; }
+
+    /// returns data length (data length + DHCPv4/DHCPv6 option header)
+    virtual uint16_t len() const;
+
+protected:
+    /// contains an IPv6 address
+    isc::asiolink::IOAddress addr_;
+
+    /// contains preferred-lifetime timer (in seconds)
+    unsigned int preferred_;
+
+    /// contains valid-lifetime timer (in seconds)
+    unsigned int valid_;
+};
+
+} // isc::dhcp namespace
+} // isc namespace
+
+#endif // OPTION_IA_H