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authorClaudius 'keldu' Holeksa <mail@keldu.de>2024-07-15 15:29:12 +0200
committerClaudius 'keldu' Holeksa <mail@keldu.de>2024-07-15 15:29:12 +0200
commit816760c8480e8e76c7f4021a845161eb697e215c (patch)
treef18ef0578dab81e1f00798e9c897210236340b90 /modules/codec/c++/transfer_loopback.hpp
parent5d92d62caa68473e67022debe45bf8038c6c3b60 (diff)
Moving remote definitions from codec to remote module
Diffstat (limited to 'modules/codec/c++/transfer_loopback.hpp')
-rw-r--r--modules/codec/c++/transfer_loopback.hpp152
1 files changed, 0 insertions, 152 deletions
diff --git a/modules/codec/c++/transfer_loopback.hpp b/modules/codec/c++/transfer_loopback.hpp
deleted file mode 100644
index 6c81c9c..0000000
--- a/modules/codec/c++/transfer_loopback.hpp
+++ /dev/null
@@ -1,152 +0,0 @@
-#pragma once
-
-#include <forstio/reduce_templates.hpp>
-
-#include "transfer.hpp"
-
-namespace saw {
-namespace rmt {
-struct Loopback {};
-}
-
-template<typename... Schema, typename Encoding>
-class data_server<tmpl_group<Schema...>, Encoding, rmt::Loopback> {
-private:
- typename impl::data_server_redux<Encoding, storage::Default, typename tmpl_reduce<tmpl_group<Schema...>>::type>::type values_;
-public:
- /**
- * Get data from client
- */
- template<typename Sch>
- error_or<void> send(const data<Sch, Encoding, storage::Default>& dat, id<Sch> store_id){
- auto& vals = std::get<std::unordered_map<uint64_t, data<Sch,Encoding>>>(values_);
-
- try {
- auto insert_res = vals.emplace(std::make_pair(store_id.get_value(), std::move(dat)));
- if(!insert_res.second){
- return make_error<err::already_exists>();
- }
- }catch(std::exception& ){
- return make_error<err::out_of_memory>();
- }
- return void_t{};
- }
-
- template<typename Sch>
- error_or<data<Sch, Encoding, storage::Default>> receive(id<Sch> store_id){
- auto& vals = std::get<std::unordered_map<uint64_t, data<Sch,Encoding>>>(values_);
-
- auto find_res = vals.find(store_id.get_value());
- if(find_res == vals.end()){
- return make_error<err::not_found>();
- }
-
- auto& dat = find_res->second;
- return dat;
- }
-
- template<typename Sch>
- error_or<void> erase(id<Sch> store_id){
- auto& vals = std::get<std::unordered_map<uint64_t, data<Sch,Encoding>>>(values_);
- auto erase_op = vals.erase(store_id.get_value());
- if(erase_op == 0u){
- return make_error<err::not_found>();
- }
- return void_t{};
- }
-
- template<typename Sch>
- error_or<data<Sch, Encoding, storage::Default>*> find(id<Sch> store_id){
- auto& vals = std::get<std::unordered_map<uint64_t, data<Sch,Encoding>>>(values_);
- auto find_res = vals.find(store_id.get_value());
- if(find_res == vals.end()){
- return make_error<err::not_found>();
- }
-
- auto& dat = find_res->second;
- return &dat;
- }
-};
-
-/**
- * Client for transporting data to remote and receiving data back
- */
-template<typename... Schema, typename Encoding>
-class data_client<tmpl_group<Schema...>, Encoding, rmt::Loopback> {
-private:
- /**
- * Corresponding server for this client
- */
- data_server<tmpl_group<Schema...>, Encoding, rmt::Loopback>* srv_;
-
- /**
- * The next id for identifying issues on the remote side.
- */
- uint64_t next_id_;
-public:
- /**
- * Main constructor
- */
- data_client(data_server<tmpl_group<Schema...>, Encoding, rmt::Loopback>& srv__):
- srv_{&srv__},
- next_id_{0u}
- {}
-
- /**
- * Send data to the remote.
- */
- template<typename Sch>
- error_or<id<Sch>> send(const data<Sch, Encoding, storage::Default>& dat){
- id<Sch> dat_id{next_id_};
- auto eov = srv_->send(dat, dat_id);
- if(eov.is_error()){
- auto& err = eov.get_error();
- return std::move(err);
- }
-
- ++next_id_;
- return dat_id;
- }
-
- /**
- * Receive data
- */
- template<typename Sch>
- conveyor<data<Sch, Encoding, storage::Default>> receive(id<Sch> dat_id){
- auto eov = srv_->receive(dat_id);
- if(eov.is_error()){
- auto& err = eov.get_error();
- return std::move(err);
- }
-
- auto& val = eov.get_value();
- return std::move(val);
- }
-
- /**
- * Erase data
- */
- template<typename Sch>
- error_or<void> erase(id<Sch> dat_id){
- return srv_->erase(dat_id);
- }
-
- /**
- * An exception for the Loopback backend. Here we can safely use find from
- * the client side.
- */
- template<typename Sch>
- error_or<data<Sch, Encoding>*> find(id<Sch> dat_id){
- auto eov = srv_->find(dat_id);
- if(eov.is_error()){
- auto& err = eov.get_error();
- return std::move(err);
- }
-
- auto val = eov.get_value();
- return val;
- }
-
-};
-
-}