pass large parameters by const ref, not value

Coverity 136394 136397 136409 136526 136529 136533 175302
This commit is contained in:
moneromooo-monero 2018-02-02 18:45:12 +00:00
parent 61defd89e3
commit 2e3e90acbe
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GPG Key ID: 686F07454D6CEFC3
7 changed files with 14 additions and 14 deletions

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@ -207,7 +207,7 @@ namespace net_utils
bool connect(const std::string& adr, const std::string& port, uint32_t conn_timeot, t_connection_context& cn, const std::string& bind_ip = "0.0.0.0");
template<class t_callback>
bool connect_async(const std::string& adr, const std::string& port, uint32_t conn_timeot, t_callback cb, const std::string& bind_ip = "0.0.0.0");
bool connect_async(const std::string& adr, const std::string& port, uint32_t conn_timeot, const t_callback &cb, const std::string& bind_ip = "0.0.0.0");
typename t_protocol_handler::config_type& get_config_object(){return m_config;}

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@ -1055,7 +1055,7 @@ POP_WARNINGS
}
//---------------------------------------------------------------------------------
template<class t_protocol_handler> template<class t_callback>
bool boosted_tcp_server<t_protocol_handler>::connect_async(const std::string& adr, const std::string& port, uint32_t conn_timeout, t_callback cb, const std::string& bind_ip)
bool boosted_tcp_server<t_protocol_handler>::connect_async(const std::string& adr, const std::string& port, uint32_t conn_timeout, const t_callback &cb, const std::string& bind_ip)
{
TRY_ENTRY();
connection_ptr new_connection_l(new connection<t_protocol_handler>(io_service_, m_config, m_sock_count, m_sock_number, m_pfilter, m_connection_type) );

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@ -84,16 +84,16 @@ public:
int invoke(int command, const std::string& in_buff, std::string& buff_out, boost::uuids::uuid connection_id);
template<class callback_t>
int invoke_async(int command, const std::string& in_buff, boost::uuids::uuid connection_id, callback_t cb, size_t timeout = LEVIN_DEFAULT_TIMEOUT_PRECONFIGURED);
int invoke_async(int command, const std::string& in_buff, boost::uuids::uuid connection_id, const callback_t &cb, size_t timeout = LEVIN_DEFAULT_TIMEOUT_PRECONFIGURED);
int notify(int command, const std::string& in_buff, boost::uuids::uuid connection_id);
bool close(boost::uuids::uuid connection_id);
bool update_connection_context(const t_connection_context& contxt);
bool request_callback(boost::uuids::uuid connection_id);
template<class callback_t>
bool foreach_connection(callback_t cb);
bool foreach_connection(const callback_t &cb);
template<class callback_t>
bool for_connection(const boost::uuids::uuid &connection_id, callback_t cb);
bool for_connection(const boost::uuids::uuid &connection_id, const callback_t &cb);
size_t get_connections_count();
void set_handler(levin_commands_handler<t_connection_context>* handler, void (*destroy)(levin_commands_handler<t_connection_context>*) = NULL);
@ -245,7 +245,7 @@ public:
std::list<boost::shared_ptr<invoke_response_handler_base> > m_invoke_response_handlers;
template<class callback_t>
bool add_invoke_response_handler(callback_t cb, uint64_t timeout, async_protocol_handler& con, int command)
bool add_invoke_response_handler(const callback_t &cb, uint64_t timeout, async_protocol_handler& con, int command)
{
CRITICAL_REGION_LOCAL(m_invoke_response_handlers_lock);
boost::shared_ptr<invoke_response_handler_base> handler(boost::make_shared<anvoke_handler<callback_t>>(cb, timeout, con, command));
@ -529,7 +529,7 @@ public:
}
template<class callback_t>
bool async_invoke(int command, const std::string& in_buff, callback_t cb, size_t timeout = LEVIN_DEFAULT_TIMEOUT_PRECONFIGURED)
bool async_invoke(int command, const std::string& in_buff, const callback_t &cb, size_t timeout = LEVIN_DEFAULT_TIMEOUT_PRECONFIGURED)
{
misc_utils::auto_scope_leave_caller scope_exit_handler = misc_utils::create_scope_leave_handler(
boost::bind(&async_protocol_handler::finish_outer_call, this));
@ -805,7 +805,7 @@ int async_protocol_handler_config<t_connection_context>::invoke(int command, con
}
//------------------------------------------------------------------------------------------
template<class t_connection_context> template<class callback_t>
int async_protocol_handler_config<t_connection_context>::invoke_async(int command, const std::string& in_buff, boost::uuids::uuid connection_id, callback_t cb, size_t timeout)
int async_protocol_handler_config<t_connection_context>::invoke_async(int command, const std::string& in_buff, boost::uuids::uuid connection_id, const callback_t &cb, size_t timeout)
{
async_protocol_handler<t_connection_context>* aph;
int r = find_and_lock_connection(connection_id, aph);
@ -813,7 +813,7 @@ int async_protocol_handler_config<t_connection_context>::invoke_async(int comman
}
//------------------------------------------------------------------------------------------
template<class t_connection_context> template<class callback_t>
bool async_protocol_handler_config<t_connection_context>::foreach_connection(callback_t cb)
bool async_protocol_handler_config<t_connection_context>::foreach_connection(const callback_t &cb)
{
CRITICAL_REGION_LOCAL(m_connects_lock);
for(auto& c: m_connects)
@ -826,7 +826,7 @@ bool async_protocol_handler_config<t_connection_context>::foreach_connection(cal
}
//------------------------------------------------------------------------------------------
template<class t_connection_context> template<class callback_t>
bool async_protocol_handler_config<t_connection_context>::for_connection(const boost::uuids::uuid &connection_id, callback_t cb)
bool async_protocol_handler_config<t_connection_context>::for_connection(const boost::uuids::uuid &connection_id, const callback_t &cb)
{
CRITICAL_REGION_LOCAL(m_connects_lock);
async_protocol_handler<t_connection_context>* aph = find_connection(connection_id);

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@ -108,7 +108,7 @@ namespace epee
}
template<class t_result, class t_arg, class callback_t, class t_transport>
bool async_invoke_remote_command2(boost::uuids::uuid conn_id, int command, const t_arg& out_struct, t_transport& transport, callback_t cb, size_t inv_timeout = LEVIN_DEFAULT_TIMEOUT_PRECONFIGURED)
bool async_invoke_remote_command2(boost::uuids::uuid conn_id, int command, const t_arg& out_struct, t_transport& transport, const callback_t &cb, size_t inv_timeout = LEVIN_DEFAULT_TIMEOUT_PRECONFIGURED)
{
typename serialization::portable_storage stg;
const_cast<t_arg&>(out_struct).store(stg);//TODO: add true const support to searilzation

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@ -214,7 +214,7 @@ namespace nodetool
void add_upnp_port_mapping(uint32_t port);
void delete_upnp_port_mapping(uint32_t port);
template<class t_callback>
bool try_ping(basic_node_data& node_data, p2p_connection_context& context, t_callback cb);
bool try_ping(basic_node_data& node_data, p2p_connection_context& context, const t_callback &cb);
bool try_get_support_flags(const p2p_connection_context& context, std::function<void(p2p_connection_context&, const uint32_t&)> f);
bool make_expected_connections_count(PeerType peer_type, size_t expected_connections);
void cache_connect_fail_info(const epee::net_utils::network_address& addr);

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@ -1477,7 +1477,7 @@ namespace nodetool
}
//-----------------------------------------------------------------------------------
template<class t_payload_net_handler> template<class t_callback>
bool node_server<t_payload_net_handler>::try_ping(basic_node_data& node_data, p2p_connection_context& context, t_callback cb)
bool node_server<t_payload_net_handler>::try_ping(basic_node_data& node_data, p2p_connection_context& context, const t_callback &cb)
{
if(!node_data.my_port)
return false;

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@ -38,7 +38,7 @@ namespace
{
bool lift_up_difficulty(std::vector<test_event_entry>& events, std::vector<uint64_t>& timestamps,
std::vector<difficulty_type>& cummulative_difficulties, test_generator& generator,
size_t new_block_count, const block blk_last, const account_base& miner_account)
size_t new_block_count, const block &blk_last, const account_base& miner_account)
{
difficulty_type commulative_diffic = cummulative_difficulties.empty() ? 0 : cummulative_difficulties.back();
block blk_prev = blk_last;