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author | Claudius 'keldu' Holeksa <mail@keldu.de> | 2024-07-15 15:29:12 +0200 |
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committer | Claudius 'keldu' Holeksa <mail@keldu.de> | 2024-07-15 15:29:12 +0200 |
commit | 816760c8480e8e76c7f4021a845161eb697e215c (patch) | |
tree | f18ef0578dab81e1f00798e9c897210236340b90 /modules/codec/c++/transfer_loopback.hpp | |
parent | 5d92d62caa68473e67022debe45bf8038c6c3b60 (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.hpp | 152 |
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; - } - -}; - -} |