| | 1 | // -*- mode: cpp; mode: fold -*- |
| | 2 | // Description /*{{{*/ |
| | 3 | /* ###################################################################### |
| | 4 | |
| | 5 | SRV record support |
| | 6 | |
| | 7 | ##################################################################### */ |
| | 8 | /*}}}*/ |
| | 9 | #ifndef SRVREC_H |
| | 10 | #define SRVREC_H |
| | 11 | |
| | 12 | #include <arpa/nameser.h> |
| | 13 | #include <vector> |
| | 14 | #include <string> |
| | 15 | |
| | 16 | class SrvRec |
| | 17 | { |
| | 18 | public: |
| | 19 | std::string target; |
| | 20 | u_int16_t priority; |
| | 21 | u_int16_t weight; |
| | 22 | u_int16_t port; |
| | 23 | |
| | 24 | // each server is assigned a interval [start, end] in the space of [0, max] |
| | 25 | int random_number_range_start; |
| | 26 | int random_number_range_end; |
| | 27 | int random_number_range_max; |
| | 28 | |
| | 29 | bool operator<(SrvRec const &other) const { |
| | 30 | return this->priority < other.priority; |
| | 31 | } |
| | 32 | }; |
| | 33 | |
| | 34 | /** \brief Get SRV records from host/port (builds the query string internally) |
| | 35 | */ |
| | 36 | bool GetSrvRecords(std::string name, std::vector<SrvRec> &Result); |
| | 37 | |
| | 38 | /** \brief Get SRV records for query string like: _http._tcp.example.com |
| | 39 | */ |
| | 40 | bool GetSrvRecords(std::string host, int port, std::vector<SrvRec> &Result); |
| | 41 | |
| | 42 | /** \brief Pop a single SRV record from the vector of SrvRec taking |
| | 43 | * priority and weight into account |
| | 44 | */ |
| | 45 | SrvRec PopFromSrvRecs(std::vector<SrvRec> &Recs); |
| | 46 | |
| | 47 | #endif |
projects / apt.git / blame_incremental