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Remove levin_helper.h and levin_client.*

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Jeffrey 2022-03-06 23:50:46 -06:00
parent 3c678bb1ce
commit aabba128ae
3 changed files with 0 additions and 449 deletions
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89
contrib/epee/include/net/levin_client.h
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@ -1,89 +0,0 @@
// Copyright (c) 2006-2013, Andrey N. Sabelnikov, www.sabelnikov.net
// All rights reserved.
//
// Redistribution and use in source and binary forms, with or without
// modification, are permitted provided that the following conditions are met:
// * Redistributions of source code must retain the above copyright
// notice, this list of conditions and the following disclaimer.
// * Redistributions in binary form must reproduce the above copyright
// notice, this list of conditions and the following disclaimer in the
// documentation and/or other materials provided with the distribution.
// * Neither the name of the Andrey N. Sabelnikov nor the
// names of its contributors may be used to endorse or promote products
// derived from this software without specific prior written permission.
//
// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND
// ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
// WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
// DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER BE LIABLE FOR ANY
// DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
// (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
// LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
// ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
// SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
//
#ifndef _LEVIN_CLIENT_H_
#define _LEVIN_CLIENT_H_
#include "net_helper.h"
#include "levin_base.h"
#ifndef MAKE_IP
#define MAKE_IP( a1, a2, a3, a4 ) (a1|(a2<<8)|(a3<<16)|(a4<<24))
#endif
namespace epee
{
namespace levin
{
/************************************************************************/
/* */
/************************************************************************/
class levin_client_impl
{
public:
levin_client_impl();
virtual ~levin_client_impl();
bool connect(u_long ip, int port, unsigned int timeout, const std::string& bind_ip = "0.0.0.0");
bool connect(const std::string& addr, int port, unsigned int timeout, const std::string& bind_ip = "0.0.0.0");
bool is_connected();
bool disconnect();
virtual int invoke(int command, const epee::span<const uint8_t> in_buff, std::string& buff_out);
virtual int notify(int command, const std::string& in_buff);
protected:
net_utils::blocked_mode_client m_transport;
};
/************************************************************************/
/* */
/************************************************************************/
class levin_client_impl2: public levin_client_impl
{
public:
int invoke(int command, const epee::span<const uint8_t> in_buff, std::string& buff_out);
int notify(int command, const std::string& in_buff);
};
}
namespace net_utils
{
typedef levin::levin_client_impl levin_client;
typedef levin::levin_client_impl2 levin_client2;
}
}
#include "levin_client.inl"
#endif //_LEVIN_CLIENT_H_

199
contrib/epee/include/net/levin_client.inl
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@ -1,199 +0,0 @@
// Copyright (c) 2006-2013, Andrey N. Sabelnikov, www.sabelnikov.net
// All rights reserved.
//
// Redistribution and use in source and binary forms, with or without
// modification, are permitted provided that the following conditions are met:
// * Redistributions of source code must retain the above copyright
// notice, this list of conditions and the following disclaimer.
// * Redistributions in binary form must reproduce the above copyright
// notice, this list of conditions and the following disclaimer in the
// documentation and/or other materials provided with the distribution.
// * Neither the name of the Andrey N. Sabelnikov nor the
// names of its contributors may be used to endorse or promote products
// derived from this software without specific prior written permission.
//
// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND
// ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
// WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
// DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER BE LIABLE FOR ANY
// DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
// (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
// LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
// ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
// SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
//
//------------------------------------------------------------------------------
//------------------------------------------------------------------------------
#include "string_tools.h"
#undef MONERO_DEFAULT_LOG_CATEGORY
#define MONERO_DEFAULT_LOG_CATEGORY "net"
namespace epee
{
namespace levin
{
inline
bool levin_client_impl::connect(u_long ip, int port, unsigned int timeout, const std::string& bind_ip)
{
return m_transport.connect(string_tools::get_ip_string_from_int32(ip), port, timeout, timeout, bind_ip);
}
//------------------------------------------------------------------------------
inline
bool levin_client_impl::connect(const std::string& addr, int port, unsigned int timeout, const std::string& bind_ip)
{
return m_transport.connect(addr, port, timeout, timeout, bind_ip);
}
//------------------------------------------------------------------------------
inline
bool levin_client_impl::is_connected()
{
return m_transport.is_connected();
}
//------------------------------------------------------------------------------
inline
bool levin_client_impl::disconnect()
{
return m_transport.disconnect();
}
//------------------------------------------------------------------------------
inline
levin_client_impl::levin_client_impl()
{
}
//------------------------------------------------------------------------------
inline
levin_client_impl::~levin_client_impl()
{
disconnect();
}
//------------------------------------------------------------------------------
inline
int levin_client_impl::invoke(int command, const epee::span<const uint8_t> in_buff, std::string& buff_out)
{
if(!is_connected())
return -1;
bucket_head head = {0};
head.m_signature = SWAP64LE(LEVIN_SIGNATURE);
head.m_cb = SWAP64LE(in_buff.size());
head.m_have_to_return_data = true;
head.m_command = SWAP32LE(command);
if(!m_transport.send(&head, sizeof(head)))
return -1;
if(!m_transport.send(in_buff))
return -1;
std::string local_buff;
if(!m_transport.recv_n(local_buff, sizeof(bucket_head)))
return -1;
head = *(bucket_head*)local_buff.data();
if(head.m_signature!=SWAP64LE(LEVIN_SIGNATURE))
{
LOG_PRINT_L1("Signature mismatch in response");
return -1;
}
if(!m_transport.recv_n(buff_out, head.m_cb))
return -1;
return head.m_return_code;
}
//------------------------------------------------------------------------------
inline
int levin_client_impl::notify(int command, const std::string& in_buff)
{
if(!is_connected())
return -1;
bucket_head head = {0};
head.m_signature = SWAP64LE(LEVIN_SIGNATURE);
head.m_cb = SWAP64LE(in_buff.size());
head.m_have_to_return_data = false;
head.m_command = SWAP32LE(command);
if(!m_transport.send((const char*)&head, sizeof(head)))
return -1;
if(!m_transport.send(in_buff))
return -1;
return 1;
}
//------------------------------------------------------------------------------
//------------------------------------------------------------------------------
inline
int levin_client_impl2::invoke(int command, epee::span<const uint8_t>string& in_buff, std::string& buff_out)
{
if(!is_connected())
return -1;
bucket_head2 head = {0};
head.m_signature = SWAP64LE(LEVIN_SIGNATURE);
head.m_cb = SWAP64LE(in_buff.size());
head.m_have_to_return_data = true;
head.m_command = SWAP32LE(command);
head.m_return_code = SWAP32LE(0);
head.m_flags = SWAP32LE(LEVIN_PACKET_REQUEST);
head.m_protocol_version = SWAP32LE(LEVIN_PROTOCOL_VER_1);
if(!m_transport.send(&head, sizeof(head)))
return -1;
if(!m_transport.send(in_buff))
return -1;
std::string local_buff;
if(!m_transport.recv_n(local_buff, sizeof(bucket_head2)))
return -1;
head = *(bucket_head2*)local_buff.data();
if(head.m_signature != SWAP64LE(LEVIN_SIGNATURE))
{
LOG_PRINT_L1("Signature mismatch in response");
return -1;
}
if(!m_transport.recv_n(buff_out, SWAP64LE(head.m_cb)))
return -1;
return head.m_return_code;
}
//------------------------------------------------------------------------------
inline
int levin_client_impl2::notify(int command, const std::string& in_buff)
{
if(!is_connected())
return -1;
bucket_head2 head = {0};
head.m_signature = SWAP64LE(LEVIN_SIGNATURE);
head.m_cb = SWAP64LE(in_buff.size());
head.m_have_to_return_data = false;
head.m_command = SWAP32LE(command);
head.m_return_code = SWAP32LE(0);
head.m_flags = SWAP32LE(LEVIN_PACKET_REQUEST);
head.m_protocol_version = SWAP32LE(LEVIN_PROTOCOL_VER_1);
if(!m_transport.send((const char*)&head, sizeof(head)))
return -1;
if(!m_transport.send(in_buff))
return -1;
return 1;
}
}
}
//------------------------------------------------------------------------------

161
contrib/epee/include/net/levin_helper.h
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@ -1,161 +0,0 @@
// Copyright (c) 2006-2013, Andrey N. Sabelnikov, www.sabelnikov.net
// All rights reserved.
//
// Redistribution and use in source and binary forms, with or without
// modification, are permitted provided that the following conditions are met:
// * Redistributions of source code must retain the above copyright
// notice, this list of conditions and the following disclaimer.
// * Redistributions in binary form must reproduce the above copyright
// notice, this list of conditions and the following disclaimer in the
// documentation and/or other materials provided with the distribution.
// * Neither the name of the Andrey N. Sabelnikov nor the
// names of its contributors may be used to endorse or promote products
// derived from this software without specific prior written permission.
//
// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND
// ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
// WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
// DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER BE LIABLE FOR ANY
// DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
// (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
// LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
// ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
// SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
//
#pragma once
#include "levin_base.h"
#include "serializeble_struct_helper.h"
#include "int-util.h"
#undef MONERO_DEFAULT_LOG_CATEGORY
#define MONERO_DEFAULT_LOG_CATEGORY "net"
namespace epee
{
namespace levin
{
template<class t_struct>
bool pack_struct_to_levin_message(const t_struct& t, std::string& buff, int command_id)
{
buff.resize(sizeof(levin::bucket_head));
levin::bucket_head& head = *(levin::bucket_head*)(&buff[0]);
head.m_signature = SWAP64LE(LEVIN_SIGNATURE);
head.m_cb = 0;
head.m_have_to_return_data = true;
head.m_command = SWAP32LE(command_id);
head.m_return_code = SWAP32LE(1);
head.m_reservedA = rand(); //probably some flags in future
head.m_reservedB = rand(); //probably some check summ in future
std::string buff_strg;
if(!StorageNamed::save_struct_as_storage_to_buff_t<t_struct, StorageNamed::DefaultStorageType>(t, buff_strg))
return false;
head.m_cb = SWAP64LE(buff_strg.size());
buff.append(buff_strg);
return true;
}
bool pack_data_to_levin_message(const std::string& data, std::string& buff, int command_id)
{
buff.resize(sizeof(levin::bucket_head));
levin::bucket_head& head = *(levin::bucket_head*)(&buff[0]);
head.m_signature = SWAP64LE(LEVIN_SIGNATURE);
head.m_cb = 0;
head.m_have_to_return_data = true;
head.m_command = SWAP32LE(command_id);
head.m_return_code = SWAP32LE(1);
head.m_reservedA = rand(); //probably some flags in future
head.m_reservedB = rand(); //probably some check summ in future
head.m_cb = SWAP64LE(data.size());
buff.append(data);
return true;
}
bool load_levin_data_from_levin_message(std::string& levin_data, const std::string& buff, int& command)
{
if(buff.size() < sizeof(levin::bucket_head) )
{
LOG_PRINT_L3("size of buff(" << buff.size() << ") is too small, at load_struct_from_levin_message");
return false;
}
#if BYTE_ORDER == LITTLE_ENDIAN
levin::bucket_head &head = *(levin::bucket_head*)(&buff[0]);
#else
levin::bucket_head head = *(levin::bucket_head*)(&buff[0]);
head.m_signature = SWAP64LE(head.m_signature);
head.m_cb = SWAP64LE(head.m_cb);
head.m_command = SWAP32LE(head.m_command);
head.m_return_code = SWAP32LE(head.m_return_code);
head.m_reservedA = SWAP32LE(head.m_reservedA);
head.m_reservedB = SWAP32LE(head.m_reservedB);
#endif
if(head.m_signature != LEVIN_SIGNATURE)
{
LOG_PRINT_L3("Failed to read signature in levin message, at load_struct_from_levin_message");
return false;
}
if(head.m_cb != buff.size()-sizeof(levin::bucket_head))
{
LOG_PRINT_L3("sizes mismatch, at load_struct_from_levin_message");
return false;
}
//std::string buff_strg;
levin_data.assign(&buff[sizeof(levin::bucket_head)], buff.size()-sizeof(levin::bucket_head));
command = head.m_command;
return true;
}
template<class t_struct>
bool load_struct_from_levin_message(t_struct& t, const std::string& buff, int& command)
{
if(buff.size() < sizeof(levin::bucket_head) )
{
LOG_ERROR("size of buff(" << buff.size() << ") is too small, at load_struct_from_levin_message");
return false;
}
#if BYTE_ORDER == LITTLE_ENDIAN
levin::bucket_head &head = *(levin::bucket_head*)(&buff[0]);
#else
levin::bucket_head head = *(levin::bucket_head*)(&buff[0]);
head.m_signature = SWAP64LE(head.m_signature);
head.m_cb = SWAP64LE(head.m_cb);
head.m_command = SWAP32LE(head.m_command);
head.m_return_code = SWAP32LE(head.m_return_code);
head.m_reservedA = SWAP32LE(head.m_reservedA);
head.m_reservedB = SWAP32LE(head.m_reservedB);
#endif
if(head.m_signature != LEVIN_SIGNATURE)
{
LOG_ERROR("Failed to read signature in levin message, at load_struct_from_levin_message");
return false;
}
if(head.m_cb != buff.size()-sizeof(levin::bucket_head))
{
LOG_ERROR("sizes mismatch, at load_struct_from_levin_message");
return false;
}
std::string buff_strg;
buff_strg.assign(&buff[sizeof(levin::bucket_head)], buff.size()-sizeof(levin::bucket_head));
if(!StorageNamed::load_struct_from_storage_buff_t<t_struct, StorageNamed::DefaultStorageType>(t, buff_strg))
{
LOG_ERROR("Failed to read storage, at load_struct_from_levin_message");
return false;
}
command = head.m_command;
return true;
}
}
}