// Copyright (C) 2011 Internet Systems Consortium, Inc. ("ISC") // // Permission to use, copy, modify, and/or distribute this software for any // purpose with or without fee is hereby granted, provided that the above // copyright notice and this permission notice appear in all copies. // // THE SOFTWARE IS PROVIDED "AS IS" AND ISC DISCLAIMS ALL WARRANTIES WITH // REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY // AND FITNESS. IN NO EVENT SHALL ISC BE LIABLE FOR ANY SPECIAL, DIRECT, // INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM // LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE // OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR // PERFORMANCE OF THIS SOFTWARE. #include #include namespace isc { namespace dns { namespace rdata { namespace generic { namespace detail { namespace nsec { /// Check if a given "type bitmap" for NSEC/NSEC3 is valid. /// /// This helper function checks given wire format data (stored in a /// \c std::vector) is a valid type bitmaps used for the NSEC and NSEC3 RRs /// according to RFC4034 and RFC5155. The validation logic is the same /// for these two RRs, so a unified check function is provided. /// This function is essentially private and is only expected to be called /// from the \c NSEC and \c NSEC3 class implementations. /// /// \exception DNSMessageFORMERR The bitmap is not valid. /// /// \param rrtype_name Either "NSEC" or "NSEC3"; used as part of exception /// messages. /// \param typebits The type bitmaps in wire format. The size of vector /// is the total length of the bitmaps. void checkRRTypeBitmaps(const char* const rrtype_name, const std::vector& typebits); } } } } } } // Local Variables: // mode: c++ // End: