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// 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"
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 std::string& in_buff, std::string& buff_out)
{
if(!is_connected())
return -1;
bucket_head head = {0};
head.m_signature = LEVIN_SIGNATURE;
head.m_cb = in_buff.size();
head.m_have_to_return_data = true;
head.m_command = 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!=LEVIN_SIGNATURE)
{
LOG_PRINT_L0("Signature missmatch 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 = LEVIN_SIGNATURE;
head.m_cb = in_buff.size();
head.m_have_to_return_data = false;
head.m_command = 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, const std::string& in_buff, std::string& buff_out)
{
if(!is_connected())
return -1;
bucket_head2 head = {0};
head.m_signature = LEVIN_SIGNATURE;
head.m_cb = in_buff.size();
head.m_have_to_return_data = true;
head.m_command = command;
head.m_protocol_version = LEVIN_PROTOCOL_VER_1;
head.m_flags = LEVIN_PACKET_REQUEST;
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!=LEVIN_SIGNATURE)
{
LOG_PRINT_L0("Signature missmatch 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_impl2::notify(int command, const std::string& in_buff)
{
if(!is_connected())
return -1;
bucket_head2 head = {0};
head.m_signature = LEVIN_SIGNATURE;
head.m_cb = in_buff.size();
head.m_have_to_return_data = false;
head.m_command = command;
head.m_protocol_version = LEVIN_PROTOCOL_VER_1;
head.m_flags = LEVIN_PACKET_REQUEST;
if(!m_transport.send((const char*)&head, sizeof(head)))
return -1;
if(!m_transport.send(in_buff))
return -1;
return 1;
}
}
}
//------------------------------------------------------------------------------
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