pdns/qtype.cc

   1 /*
   2     PowerDNS Versatile Database Driven Nameserver
   3     Copyright (C) 2002 - 2007 PowerDNS.COM BV
   4
   5     This program is free software; you can redistribute it and/or modify
   6     it under the terms of the GNU General Public License version 2
   7     as published by the Free Software Foundation
   8
   9     Additionally, the license of this program contains a special
  10     exception which allows to distribute the program in binary form when
  11     it is linked against OpenSSL.
  12
  13     This program is distributed in the hope that it will be useful,
  14     but WITHOUT ANY WARRANTY; without even the implied warranty of
  15     MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  16     GNU General Public License for more details.
  17
  18     You should have received a copy of the GNU General Public License
  19     along with this program; if not, write to the Free Software
  20     Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA
  21 */
  22 #include "dns.hh"
  23 #include <iostream>
  24 #include <string>
  25 #include <vector>
  26 #include <utility>
  27 #include <sstream>
  28 #include "qtype.hh"
  29 #include "misc.hh"
  30
  31 vector<QType::namenum> QType::names;
  32 // XXX FIXME we need to do something with initializer order here!
  33 QType::init QType::initializer;
  34
  35 QType::QType()
  36 {
  37 }
  38
  39 bool QType::isSupportedType() {
  40   for(vector<namenum>::iterator pos=names.begin();pos<names.end();++pos)
  41     if(pos->second==code)
  42       return true;
  43   return false;
  44 }
  45
  46 bool QType::isMetadataType() {
  47   if (code == QType::AXFR ||
  48       code == QType::MAILA ||
  49       code == QType::MAILB ||
  50       code == QType::TSIG ||
  51       code == QType::IXFR)
  52     return true;
  53
  54   return false;
  55 }
  56
  57 uint16_t QType::getCode() const
  58 {
  59   return code;
  60 }
  61
  62 const string QType::getName() const
  63 {
  64   vector<namenum>::iterator pos;
  65   for(pos=names.begin();pos<names.end();++pos)
  66     if(pos->second==code)
  67       return pos->first;
  68
  69   return "TYPE"+itoa(code);
  70 }
  71
  72 QType &QType::operator=(uint16_t n)
  73 {
  74   code=n;
  75   return *this;
  76 }
  77
  78 int QType::chartocode(const char *p)
  79 {
  80   string P = toUpper(p);
  81   vector<namenum>::iterator pos;
  82
  83   for(pos=names.begin(); pos < names.end(); ++pos)
  84     if(pos->first == P)
  85       return pos->second;
  86
  87   if(*p=='#') {
  88     return atoi(p+1);
  89   }
  90
  91   if(boost::starts_with(P, "TYPE"))
  92     return atoi(p+4);
  93
  94   return 0;
  95 }
  96
  97 QType &QType::operator=(const char *p)
  98 {
  99   code=chartocode(p);
 100   return *this;
 101 }
 102
 103 QType &QType::operator=(const string &s)
 104 {
 105   code=chartocode(s.c_str());
 106   return *this;
 107 }
 108
 109
 110 QType::QType(uint16_t n)
 111 {
 112   QType();
 113   code=n;
 114 }