Merge remote-tracking branch 'mvo/feature/srv-records' into debian/experimental

1 files changed, 47 insertions, 0 deletions

diff --git a/apt-pkg/contrib/srvrec.h b/apt-pkg/contrib/srvrec.h
new file mode 100644
index 000000000..e07edc683
--- /dev/null
+++ b/apt-pkg/contrib/srvrec.h
@@ -0,0 +1,47 @@
+// -*- mode: cpp; mode: fold -*-
+// Description								/*{{{*/
+/* ######################################################################
+
+   SRV record support
+
+   ##################################################################### */
+									/*}}}*/
+#ifndef SRVREC_H
+#define SRVREC_H
+
+#include <arpa/nameser.h>
+#include <vector>
+#include <string>
+
+class 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; 
+   }
+};
+
+/** \brief Get SRV records from host/port (builds the query string internally) 
+ */
+bool GetSrvRecords(std::string name, std::vector<SrvRec> &Result);
+
+/** \brief Get SRV records for query string like: _http._tcp.example.com
+ */
+bool GetSrvRecords(std::string host, int port, std::vector<SrvRec> &Result);
+
+/** \brief Pop a single SRV record from the vector of SrvRec taking
+ *         priority and weight into account
+ */
+SrvRec PopFromSrvRecs(std::vector<SrvRec> &Recs);
+
+#endif