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