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d6262bb556
git-svn-id: https://lmms.svn.sf.net/svnroot/lmms/trunk/lmms@1097 0778d3d1-df1d-0410-868b-ea421aaaa00d
165 lines
3.0 KiB
C++
165 lines
3.0 KiB
C++
/*
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* communication.h - header file defining stuff concerning communication between
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* LVSL-server and -client
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*
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* Copyright (c) 2005-2008 Tobias Doerffel <tobydox/at/users.sourceforge.net>
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*
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* This file is part of Linux MultiMedia Studio - http://lmms.sourceforge.net
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public
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* License as published by the Free Software Foundation; either
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* version 2 of the License, or (at your option) any later version.
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*
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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 GNU
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* General Public License for more details.
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*
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* You should have received a copy of the GNU General Public
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* License along with this program (see COPYING); if not, write to the
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* Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
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* Boston, MA 02110-1301 USA.
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*
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*/
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#ifndef _COMMUNICATION_H
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#define _COMMUNICATION_H
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#include "lmmsconfig.h"
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#ifdef LMMS_HAVE_UNISTD_H
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#include <unistd.h>
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#endif
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#include <string>
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template<typename T>
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inline T readValue( int _fd = 0 )
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{
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T i;
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read( _fd, &i, sizeof( i ) );
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return( i );
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}
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template<typename T>
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inline void writeValue( const T & _i, int _fd = 1 )
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{
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write( _fd, &_i, sizeof( _i ) );
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}
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static inline std::string readString( int _fd = 0 )
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{
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Sint16 len = readValue<Sint16>( _fd );
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char * sc = new char[len + 1];
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read( _fd, sc, len );
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sc[len] = '\0';
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std::string s( sc );
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delete[] sc;
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return( s );
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}
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static inline void writeString( const char * _str, int _fd = 1 )
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{
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int len = strlen( _str );
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writeValue<Sint16>( len, _fd );
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write( _fd, _str, len );
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}
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struct vstParameterDumpItem
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{
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Sint32 index;
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char shortLabel[8];
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float value;
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} ;
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// summarized version of VstParameterProperties-struct - useful because client
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// doesn't have to know about the latter one
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struct vstParamProperties
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{
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char label[64];
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char shortLabel[8];
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char categoryLabel[24];
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float minValue;
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float maxValue;
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float step;
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Sint16 category;
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} ;
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enum hostLanguages
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{
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LanguageEnglish = 1,
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LanguageGerman,
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LanguageFrench,
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LanguageItalian,
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LanguageSpanish,
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LanguageJapanese
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} ;
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enum vstRemoteCommands
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{
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// client -> server
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VST_LOAD_PLUGIN = 0,
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VST_CLOSE_PLUGIN,
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VST_SHOW_EDITOR,
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VST_PROCESS,
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VST_ENQUEUE_MIDI_EVENT,
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VST_SAMPLE_RATE,
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VST_BUFFER_SIZE,
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VST_BPM,
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VST_LANGUAGE,
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VST_GET_PARAMETER_COUNT = 20,
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VST_GET_PARAMETER_DUMP,
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VST_SET_PARAMETER_DUMP,
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VST_GET_PARAMETER_PROPERTIES,
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// server -> client
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VST_INITIALIZATION_DONE = 100,
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VST_FAILED_LOADING_PLUGIN,
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VST_QUIT_ACK,
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VST_SHM_KEY_AND_SIZE,
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VST_INPUT_COUNT,
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VST_OUTPUT_COUNT,
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VST_PLUGIN_XID,
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VST_PLUGIN_EDITOR_GEOMETRY,
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VST_PROCESS_DONE,
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VST_PLUGIN_NAME,
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VST_PLUGIN_VERSION,
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VST_PLUGIN_VENDOR_STRING,
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VST_PLUGIN_PRODUCT_STRING,
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VST_PARAMETER_COUNT,
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VST_PARAMETER_DUMP,
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VST_PARAMETER_PROPERTIES,
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VST_GET_SAMPLE_RATE = 120,
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VST_GET_BUFFER_SIZE,
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VST_DEBUG_MSG = 200,
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VST_UNDEFINED_CMD
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} ;
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#endif
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