89 lines
2.4 KiB
C++
89 lines
2.4 KiB
C++
/*
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Copyright (c) 2013, 2018, Oracle and/or its affiliates. All rights reserved.
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This program is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; version 2 of the License.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program; if not, write to the Free Software
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Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
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*/
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#ifndef NAMED_PIPE_CONNECTION_INCLUDED
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#define NAMED_PIPE_CONNECTION_INCLUDED
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#include "my_global.h" // uint
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#include <string>
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#include <Windows.h>
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class Channel_info;
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class THD;
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/**
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This class abstracts Named pipe listener that setups a named pipe
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handle to listen and receive client connections.
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*/
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class Named_pipe_listener
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{
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std::string m_pipe_name;
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SECURITY_ATTRIBUTES *mp_sa_pipe_security;
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HANDLE m_pipe_handle;
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char m_pipe_path_name[512];
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HANDLE h_connected_pipe;
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OVERLAPPED m_connect_overlapped;
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public:
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/**
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Constructor for named pipe listener
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@param pipe_name name for pipe used in CreateNamedPipe function.
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*/
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Named_pipe_listener(const std::string *pipe_name)
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: m_pipe_name(*pipe_name),
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m_pipe_handle(INVALID_HANDLE_VALUE),
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mp_sa_pipe_security(nullptr)
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{ }
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/**
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Set up a listener.
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@retval false listener listener has been setup successfully to listen for connect events
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true failure in setting up the listener.
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*/
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bool setup_listener();
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/**
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The body of the event loop that listen for connection events from clients.
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@retval Channel_info Channel_info object abstracting the connected client
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details for processing this connection.
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*/
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Channel_info* listen_for_connection_event();
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/**
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Set the Windows group name whose users have full access to new instances of
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the named pipe
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@retval false access set successfully.
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true failed to change access.
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*/
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bool update_named_pipe_full_access_group(const char *new_group_name);
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/**
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Close the listener
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*/
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void close_listener();
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};
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#endif // NAMED_PIPE_CONNECTION_INCLUDED.
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