mirror of
https://github.com/retro100/dosbox-wii.git
synced 2024-06-28 15:16:11 +02:00
77 lines
2.0 KiB
C++
77 lines
2.0 KiB
C++
/*
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* Copyright (C) 2002-2019 The DOSBox Team
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*
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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; either version 2 of the License, or
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* (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
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* GNU 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 License along
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* with this program; if not, write to the Free Software Foundation, Inc.,
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* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
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*/
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#include <fcntl.h>
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#define SEQ_MIDIPUTC 5
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class MidiHandler_oss: public MidiHandler {
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private:
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int device;
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Bit8u device_num;
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bool isOpen;
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public:
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MidiHandler_oss() : MidiHandler(),isOpen(false) {};
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const char * GetName(void) { return "oss";};
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bool Open(const char * conf) {
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char devname[512];
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if (conf && conf[0]) safe_strncpy(devname,conf,512);
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else strcpy(devname,"/dev/sequencer");
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char * devfind=(strrchr(devname,','));
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if (devfind) {
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*devfind++=0;
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device_num=atoi(devfind);
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} else device_num=0;
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if (isOpen) return false;
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device=open(devname, O_WRONLY, 0);
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if (device<0) return false;
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return true;
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};
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void Close(void) {
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if (!isOpen) return;
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if (device>0) close(device);
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};
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void PlayMsg(Bit8u * msg) {
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Bit8u buf[128];Bitu pos=0;
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Bitu len=MIDI_evt_len[*msg];
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for (;len>0;len--) {
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buf[pos++] = SEQ_MIDIPUTC;
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buf[pos++] = *msg;
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buf[pos++] = device_num;
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buf[pos++] = 0;
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msg++;
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}
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write(device,buf,pos);
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};
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void PlaySysex(Bit8u * sysex,Bitu len) {
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Bit8u buf[SYSEX_SIZE*4];Bitu pos=0;
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for (;len>0;len--) {
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buf[pos++] = SEQ_MIDIPUTC;
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buf[pos++] = *sysex++;
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buf[pos++] = device_num;
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buf[pos++] = 0;
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}
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write(device,buf,pos);
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}
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};
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MidiHandler_oss Midi_oss;
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