Sweden-Number/dlls/dmusic/dmusic_main.c

234 lines
7.4 KiB
C

/* DirectMusic Main
*
* Copyright (C) 2003-2004 Rok Mandeljc
*
* This program 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 program 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 program; if not, write to the Free Software
* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
*/
#include <stdio.h>
#include <stdarg.h>
#define COBJMACROS
#include "windef.h"
#include "winbase.h"
#include "winnt.h"
#include "wingdi.h"
#include "winuser.h"
#include "winreg.h"
#include "objbase.h"
#include "rpcproxy.h"
#include "initguid.h"
#include "dmusici.h"
#include "dmusic_private.h"
#include "dmobject.h"
WINE_DEFAULT_DEBUG_CHANNEL(dmusic);
LONG DMUSIC_refCount = 0;
typedef struct {
IClassFactory IClassFactory_iface;
HRESULT WINAPI (*fnCreateInstance)(REFIID riid, void **ppv, IUnknown *pUnkOuter);
} IClassFactoryImpl;
/******************************************************************
* IClassFactory implementation
*/
static inline IClassFactoryImpl *impl_from_IClassFactory(IClassFactory *iface)
{
return CONTAINING_RECORD(iface, IClassFactoryImpl, IClassFactory_iface);
}
static HRESULT WINAPI ClassFactory_QueryInterface(IClassFactory *iface, REFIID riid, void **ppv)
{
if (ppv == NULL)
return E_POINTER;
if (IsEqualGUID(&IID_IUnknown, riid))
TRACE("(%p)->(IID_IUnknown %p)\n", iface, ppv);
else if (IsEqualGUID(&IID_IClassFactory, riid))
TRACE("(%p)->(IID_IClassFactory %p)\n", iface, ppv);
else {
FIXME("(%p)->(%s %p)\n", iface, debugstr_guid(riid), ppv);
*ppv = NULL;
return E_NOINTERFACE;
}
*ppv = iface;
IUnknown_AddRef((IUnknown*)*ppv);
return S_OK;
}
static ULONG WINAPI ClassFactory_AddRef(IClassFactory *iface)
{
DMUSIC_LockModule();
return 2; /* non-heap based object */
}
static ULONG WINAPI ClassFactory_Release(IClassFactory *iface)
{
DMUSIC_UnlockModule();
return 1; /* non-heap based object */
}
static HRESULT WINAPI ClassFactory_CreateInstance(IClassFactory *iface, IUnknown *pUnkOuter,
REFIID riid, void **ppv)
{
IClassFactoryImpl *This = impl_from_IClassFactory(iface);
TRACE ("(%p, %s, %p)\n", pUnkOuter, debugstr_dmguid(riid), ppv);
return This->fnCreateInstance(riid, ppv, pUnkOuter);
}
static HRESULT WINAPI ClassFactory_LockServer(IClassFactory *iface, BOOL dolock)
{
TRACE("(%d)\n", dolock);
if (dolock)
DMUSIC_LockModule();
else
DMUSIC_UnlockModule();
return S_OK;
}
static const IClassFactoryVtbl classfactory_vtbl = {
ClassFactory_QueryInterface,
ClassFactory_AddRef,
ClassFactory_Release,
ClassFactory_CreateInstance,
ClassFactory_LockServer
};
static IClassFactoryImpl DirectMusic_CF = {{&classfactory_vtbl}, DMUSIC_CreateDirectMusicImpl};
static IClassFactoryImpl Collection_CF = {{&classfactory_vtbl},
DMUSIC_CreateDirectMusicCollectionImpl};
/******************************************************************
* DllCanUnloadNow (DMUSIC.@)
*
*
*/
HRESULT WINAPI DllCanUnloadNow(void)
{
return DMUSIC_refCount != 0 ? S_FALSE : S_OK;
}
/******************************************************************
* DllGetClassObject (DMUSIC.@)
*
*
*/
HRESULT WINAPI DllGetClassObject(REFCLSID rclsid, REFIID riid, LPVOID *ppv)
{
TRACE("(%s, %s, %p)\n", debugstr_dmguid(rclsid), debugstr_dmguid(riid), ppv);
if (IsEqualCLSID (rclsid, &CLSID_DirectMusic) && IsEqualIID (riid, &IID_IClassFactory)) {
*ppv = &DirectMusic_CF;
IClassFactory_AddRef((IClassFactory*)*ppv);
return S_OK;
} else if (IsEqualCLSID (rclsid, &CLSID_DirectMusicCollection) && IsEqualIID (riid, &IID_IClassFactory)) {
*ppv = &Collection_CF;
IClassFactory_AddRef((IClassFactory*)*ppv);
return S_OK;
}
WARN("(%s, %s, %p): no interface found.\n", debugstr_dmguid(rclsid), debugstr_dmguid(riid), ppv);
return CLASS_E_CLASSNOTAVAILABLE;
}
/******************************************************************
* Helper functions
*
*
*/
/* dwPatch from MIDILOCALE */
DWORD MIDILOCALE2Patch (const MIDILOCALE *pLocale) {
DWORD dwPatch = 0;
if (!pLocale) return 0;
dwPatch |= (pLocale->ulBank & F_INSTRUMENT_DRUMS); /* set drum bit */
dwPatch |= ((pLocale->ulBank & 0x00007F7F) << 8); /* set MIDI bank location */
dwPatch |= (pLocale->ulInstrument & 0x0000007F); /* set PC value */
return dwPatch;
}
/* MIDILOCALE from dwPatch */
void Patch2MIDILOCALE (DWORD dwPatch, LPMIDILOCALE pLocale) {
memset (pLocale, 0, sizeof(MIDILOCALE));
pLocale->ulInstrument = (dwPatch & 0x7F); /* get PC value */
pLocale->ulBank = ((dwPatch & 0x007F7F00) >> 8); /* get MIDI bank location */
pLocale->ulBank |= (dwPatch & F_INSTRUMENT_DRUMS); /* get drum bit */
}
/* check whether the given DWORD is even (return 0) or odd (return 1) */
int even_or_odd (DWORD number) {
return (number & 0x1); /* basically, check if bit 0 is set ;) */
}
/* generic flag-dumping function */
static const char* debugstr_flags (DWORD flags, const flag_info* names, size_t num_names){
char buffer[128] = "", *ptr = &buffer[0];
unsigned int i;
int size = sizeof(buffer);
for (i=0; i < num_names; i++)
{
if ((flags & names[i].val) || /* standard flag*/
((!flags) && (!names[i].val))) { /* zero value only */
int cnt = snprintf(ptr, size, "%s ", names[i].name);
if (cnt < 0 || cnt >= size) break;
size -= cnt;
ptr += cnt;
}
}
return wine_dbg_sprintf("%s", buffer);
}
/* Dump DMUS_PORTPARAMS flags */
static const char* debugstr_DMUS_PORTPARAMS_FLAGS(DWORD flagmask)
{
static const flag_info flags[] = {
FE(DMUS_PORTPARAMS_VOICES),
FE(DMUS_PORTPARAMS_CHANNELGROUPS),
FE(DMUS_PORTPARAMS_AUDIOCHANNELS),
FE(DMUS_PORTPARAMS_SAMPLERATE),
FE(DMUS_PORTPARAMS_EFFECTS),
FE(DMUS_PORTPARAMS_SHARE)
};
return debugstr_flags(flagmask, flags, ARRAY_SIZE(flags));
}
/* Dump whole DMUS_PORTPARAMS struct */
void dump_DMUS_PORTPARAMS(LPDMUS_PORTPARAMS params)
{
TRACE("DMUS_PORTPARAMS (%p):\n", params);
TRACE(" - dwSize = %ld\n", params->dwSize);
TRACE(" - dwValidParams = %s\n", debugstr_DMUS_PORTPARAMS_FLAGS(params->dwValidParams));
if (params->dwValidParams & DMUS_PORTPARAMS_VOICES) TRACE(" - dwVoices = %lu\n", params->dwVoices);
if (params->dwValidParams & DMUS_PORTPARAMS_CHANNELGROUPS) TRACE(" - dwChannelGroup = %lu\n", params->dwChannelGroups);
if (params->dwValidParams & DMUS_PORTPARAMS_AUDIOCHANNELS) TRACE(" - dwAudioChannels = %lu\n", params->dwAudioChannels);
if (params->dwValidParams & DMUS_PORTPARAMS_SAMPLERATE) TRACE(" - dwSampleRate = %lu\n", params->dwSampleRate);
if (params->dwValidParams & DMUS_PORTPARAMS_EFFECTS) TRACE(" - dwEffectFlags = %lx\n", params->dwEffectFlags);
if (params->dwValidParams & DMUS_PORTPARAMS_SHARE) TRACE(" - fShare = %u\n", params->fShare);
}