srvrec.h

// -*- mode: cpp; mode: fold -*-
// Description                                                          /*{{{*/
/* ######################################################################
 
   SRV record support
 
   ##################################################################### */
                                                                        /*}}}*/
#ifndef SRVREC_H
#define SRVREC_H
 
#include <string>
#include <vector>
#include <arpa/nameser.h>
#include <sys/types.h>
 
#include <apt-pkg/macros.h>
 
class APT_PUBLIC SrvRec
{
 public:
   std::string target;
   u_int16_t priority;
   u_int16_t weight;
   u_int16_t port;
 
   // each server is assigned a interval [start, end] in the space of [0, max]
   int random_number_range_start;
   int random_number_range_end;
   int random_number_range_max;
 
   bool operator<(SrvRec const &other) const {
      return this->priority < other.priority;
   }
   bool operator==(SrvRec const &other) const;
 
   SrvRec(std::string const Target, u_int16_t const Priority,
         u_int16_t const Weight, u_int16_t const Port) :
      target(Target), priority(Priority), weight(Weight), port(Port),
      random_number_range_start(0), random_number_range_end(0),
      random_number_range_max(0) {}
};
 
APT_PUBLIC bool GetSrvRecords(std::string name, std::vector<SrvRec> &Result);
 
APT_PUBLIC bool GetSrvRecords(std::string host, int port, std::vector<SrvRec> &Result);
 
APT_PUBLIC SrvRec PopFromSrvRecs(std::vector<SrvRec> &Recs);
 
#endif