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Sweden-Number/dlls/winecoreaudio.drv/coremidi.c

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/*
* MIDI driver for macOS (unixlib)
*
* Copyright 1994 Martin Ayotte
* Copyright 1998 Luiz Otavio L. Zorzella
* Copyright 1998, 1999 Eric POUECH
* Copyright 2005, 2006 Emmanuel Maillard
* Copyright 2021 Huw Davies
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License, or (at your option) any later version.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
*/
#if 0
#pragma makedep unix
#endif
#include "config.h"
#define ULONG __carbon_ULONG
#define E_INVALIDARG __carbon_E_INVALIDARG
#define E_OUTOFMEMORY __carbon_E_OUTOFMEMORY
#define E_HANDLE __carbon_E_HANDLE
#define E_ACCESSDENIED __carbon_E_ACCESSDENIED
#define E_UNEXPECTED __carbon_E_UNEXPECTED
#define E_FAIL __carbon_E_FAIL
#define E_ABORT __carbon_E_ABORT
#define E_POINTER __carbon_E_POINTER
#define E_NOINTERFACE __carbon_E_NOINTERFACE
#define E_NOTIMPL __carbon_E_NOTIMPL
#define S_FALSE __carbon_S_FALSE
#define S_OK __carbon_S_OK
#define HRESULT_FACILITY __carbon_HRESULT_FACILITY
#define IS_ERROR __carbon_IS_ERROR
#define FAILED __carbon_FAILED
#define SUCCEEDED __carbon_SUCCEEDED
#define MAKE_HRESULT __carbon_MAKE_HRESULT
#define HRESULT __carbon_HRESULT
#define STDMETHODCALLTYPE __carbon_STDMETHODCALLT
#include <mach/mach_time.h>
#include <CoreMIDI/CoreMIDI.h>
#include <AudioUnit/AudioUnit.h>
#include <AudioToolbox/AudioToolbox.h>
#undef ULONG
#undef E_INVALIDARG
#undef E_OUTOFMEMORY
#undef E_HANDLE
#undef E_ACCESSDENIED
#undef E_UNEXPECTED
#undef E_FAIL
#undef E_ABORT
#undef E_POINTER
#undef E_NOINTERFACE
#undef E_NOTIMPL
#undef S_FALSE
#undef S_OK
#undef HRESULT_FACILITY
#undef IS_ERROR
#undef FAILED
#undef SUCCEEDED
#undef MAKE_HRESULT
#undef HRESULT
#undef STDMETHODCALLTYPE
#include "ntstatus.h"
#define WIN32_NO_STATUS
#include "windef.h"
#include "winbase.h"
#include "winnls.h"
#include "winreg.h"
#include "mmsystem.h"
#include "mmddk.h"
#include "mmdeviceapi.h"
#include "audioclient.h"
#include "wine/debug.h"
#include "wine/unicode.h"
#include "wine/unixlib.h"
#include "coremidi.h"
#include "unixlib.h"
WINE_DEFAULT_DEBUG_CHANNEL(midi);
static MIDIClientRef midi_client;
static MIDIPortRef midi_out_port, midi_in_port;
static UINT num_dests, num_srcs;
static struct midi_dest *dests;
static struct midi_src *srcs;
static CFStringRef midi_in_thread_port_name;
/*
* CoreMIDI IO threaded callback,
* we can't call Wine debug channels, critical section or anything using NtCurrentTeb here.
*/
static void midi_in_read_proc(const MIDIPacketList *pktlist, void *refCon, void *connRefCon)
{
CFMessagePortRef msg_port = CFMessagePortCreateRemote(kCFAllocatorDefault, midi_in_thread_port_name);
MIDIPacket *packet = (MIDIPacket *)pktlist->packet;
CFMutableDataRef data;
MIDIMessage msg;
unsigned int i;
for (i = 0; i < pktlist->numPackets; ++i)
{
msg.devID = *(UInt16 *)connRefCon;
msg.length = packet->length;
data = CFDataCreateMutable(kCFAllocatorDefault, sizeof(msg) + packet->length);
if (data)
{
CFDataAppendBytes(data, (UInt8 *)&msg, sizeof(msg));
CFDataAppendBytes(data, packet->data, packet->length);
CFMessagePortSendRequest(msg_port, 0, data, 0.0, 0.0, NULL, NULL);
CFRelease(data);
}
packet = MIDIPacketNext(packet);
}
CFRelease(msg_port);
}
NTSTATUS midi_init(void *args)
{
CFStringRef name = CFStringCreateWithFormat(kCFAllocatorDefault, NULL, CFSTR("wineMIDIClient.%d"), getpid());
struct midi_init_params *params = args;
OSStatus sc;
UINT i;
sc = MIDIClientCreate(name, NULL /* FIXME use notify proc */, NULL, &midi_client);
CFRelease(name);
if (sc)
{
ERR("can't create MIDI Client\n");
*params->err = DRV_FAILURE;
return STATUS_SUCCESS;
}
num_dests = MAX_MIDI_SYNTHS + MIDIGetNumberOfDestinations();
num_srcs = MIDIGetNumberOfSources();
TRACE("num_dests %d num_srcs %d\n", num_dests, num_srcs);
dests = calloc(num_dests, sizeof(*dests));
srcs = calloc(num_srcs, sizeof(*srcs));
if (num_srcs > 0)
{
midi_in_thread_port_name = CFStringCreateWithFormat(kCFAllocatorDefault, NULL, CFSTR("MIDIInThreadPortName.%u"), getpid());
name = CFStringCreateWithFormat(kCFAllocatorDefault, NULL, CFSTR("WineInputPort.%u"), getpid());
MIDIInputPortCreate(midi_client, name, midi_in_read_proc, NULL, &midi_in_port);
CFRelease(name);
}
if (num_dests > MAX_MIDI_SYNTHS)
{
name = CFStringCreateWithFormat(kCFAllocatorDefault, NULL, CFSTR("WineOutputPort.%u"), getpid());
MIDIOutputPortCreate(midi_client, name, &midi_out_port);
CFRelease(name);
}
/* initialize sources */
for (i = 0; i < num_srcs; i++)
{
srcs[i].wDevID = i;
srcs[i].source = MIDIGetSource(i);
sc = MIDIObjectGetStringProperty(srcs[i].source, kMIDIPropertyName, &name);
if (!sc)
{
int len = min(CFStringGetLength(name), ARRAY_SIZE(srcs[i].caps.szPname) - 1);
CFStringGetCharacters(name, CFRangeMake(0, len), srcs[i].caps.szPname);
srcs[i].caps.szPname[len] = '\0';
}
MIDIPortConnectSource(midi_in_port, srcs[i].source, &srcs[i].wDevID);
srcs[i].state = 0;
/* FIXME */
srcs[i].caps.wMid = 0x00FF; /* Manufac ID */
srcs[i].caps.wPid = 0x0001; /* Product ID */
srcs[i].caps.vDriverVersion = 0x0001;
srcs[i].caps.dwSupport = 0;
}
/* initialise MIDI synths */
for (i = 0; i < MAX_MIDI_SYNTHS; i++)
{
static const WCHAR synth_name[] = {'C','o','r','e','A','u','d','i','o',' ','M','I','D','I',' ','S','y','n','t','h',' '};
C_ASSERT(MAX_MIDI_SYNTHS < 10);
memcpy(dests[i].caps.szPname, synth_name, sizeof(synth_name));
dests[i].caps.szPname[ARRAY_SIZE(synth_name)] = '1' + i;
dests[i].caps.szPname[ARRAY_SIZE(synth_name) + 1] = '\0';
dests[i].caps.wTechnology = MOD_SYNTH;
dests[i].caps.wChannelMask = 0xFFFF;
dests[i].caps.wMid = 0x00FF; /* Manufac ID */
dests[i].caps.wPid = 0x0001; /* Product ID */
dests[i].caps.vDriverVersion = 0x0001;
dests[i].caps.dwSupport = MIDICAPS_VOLUME;
dests[i].caps.wVoices = 16;
dests[i].caps.wNotes = 16;
}
/* initialise available destinations */
for (i = MAX_MIDI_SYNTHS; i < num_dests; i++)
{
dests[i].dest = MIDIGetDestination(i - MAX_MIDI_SYNTHS);
sc = MIDIObjectGetStringProperty(dests[i].dest, kMIDIPropertyName, &name);
if (!sc)
{
int len = min(CFStringGetLength(name), ARRAY_SIZE(dests[i].caps.szPname) - 1);
CFStringGetCharacters(name, CFRangeMake(0, len), dests[i].caps.szPname);
dests[i].caps.szPname[len] = '\0';
}
dests[i].caps.wTechnology = MOD_MIDIPORT;
dests[i].caps.wChannelMask = 0xFFFF;
dests[i].caps.wMid = 0x00FF; /* Manufac ID */
dests[i].caps.wPid = 0x0001;
dests[i].caps.vDriverVersion = 0x0001;
dests[i].caps.dwSupport = 0;
dests[i].caps.wVoices = 0;
dests[i].caps.wNotes = 0;
}
params->num_dests = num_dests;
params->num_srcs = num_srcs;
params->dests = dests;
params->srcs = srcs;
params->midi_out_port = (void *)midi_out_port;
params->midi_in_port = (void *)midi_in_port;
*params->err = DRV_SUCCESS;
return STATUS_SUCCESS;
}
NTSTATUS midi_release(void *args)
{
CFMessagePortRef msg_port;
if (num_srcs)
{
/* Stop CFRunLoop in MIDIIn_MessageThread */
msg_port = CFMessagePortCreateRemote(kCFAllocatorDefault, midi_in_thread_port_name);
CFMessagePortSendRequest(msg_port, 1, NULL, 0.0, 0.0, NULL, NULL);
CFRelease(msg_port);
}
if (midi_client) MIDIClientDispose(midi_client); /* MIDIClientDispose will close all ports */
free(srcs);
free(dests);
return STATUS_SUCCESS;
}
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