+++ /dev/null
-/*
- * IDirectMusicInstrument Implementation
- *
- * 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 "dmusic_private.h"
-
-static const GUID IID_IDirectMusicInstrumentPRIVATE = { 0xbcb20080, 0xa40c, 0x11d1, { 0x86, 0xbc, 0x00, 0xc0, 0x4f, 0xbf, 0x8f, 0xef } };
-
-/* IDirectMusicInstrument IUnknown part: */
-static HRESULT WINAPI IDirectMusicInstrumentImpl_QueryInterface(LPDIRECTMUSICINSTRUMENT iface, REFIID riid, LPVOID *ret_iface)
-{
- TRACE("(%p)->(%s, %p)\n", iface, debugstr_dmguid(riid), ret_iface);
-
- if (IsEqualIID(riid, &IID_IUnknown) ||
- IsEqualIID(riid, &IID_IDirectMusicInstrument))
- {
- *ret_iface = iface;
- IDirectMusicInstrument_AddRef(iface);
- return S_OK;
- }
- else if (IsEqualIID(riid, &IID_IDirectMusicInstrumentPRIVATE))
- {
- /* it seems to me that this interface is only basic IUnknown, without any
- * other inherited functions... *sigh* this is the worst scenario, since it means
- * that whoever calls it knows the layout of original implementation table and therefore
- * tries to get data by direct access... expect crashes
- */
- FIXME("*sigh*... requested private/unspecified interface\n");
-
- *ret_iface = iface;
- IDirectMusicInstrument_AddRef(iface);
- return S_OK;
- }
-
- WARN("(%p)->(%s, %p): not found\n", iface, debugstr_dmguid(riid), ret_iface);
-
- return E_NOINTERFACE;
-}
-
-static ULONG WINAPI IDirectMusicInstrumentImpl_AddRef(LPDIRECTMUSICINSTRUMENT iface)
-{
- IDirectMusicInstrumentImpl *This = impl_from_IDirectMusicInstrument(iface);
- ULONG ref = InterlockedIncrement(&This->ref);
-
- TRACE("(%p)->(): new ref = %u\n", iface, ref);
-
- return ref;
-}
-
-static ULONG WINAPI IDirectMusicInstrumentImpl_Release(LPDIRECTMUSICINSTRUMENT iface)
-{
- IDirectMusicInstrumentImpl *This = impl_from_IDirectMusicInstrument(iface);
- ULONG ref = InterlockedDecrement(&This->ref);
-
- TRACE("(%p)->(): new ref = %u\n", iface, ref);
-
- if (!ref)
- {
- ULONG i;
-
- HeapFree(GetProcessHeap(), 0, This->regions);
- for (i = 0; i < This->nb_articulations; i++)
- HeapFree(GetProcessHeap(), 0, This->articulations->connections);
- HeapFree(GetProcessHeap(), 0, This->articulations);
- HeapFree(GetProcessHeap(), 0, This);
- DMUSIC_UnlockModule();
- }
-
- return ref;
-}
-
-/* IDirectMusicInstrumentImpl IDirectMusicInstrument part: */
-static HRESULT WINAPI IDirectMusicInstrumentImpl_GetPatch(LPDIRECTMUSICINSTRUMENT iface, DWORD* pdwPatch)
-{
- IDirectMusicInstrumentImpl *This = impl_from_IDirectMusicInstrument(iface);
-
- TRACE("(%p)->(%p)\n", This, pdwPatch);
-
- *pdwPatch = MIDILOCALE2Patch(&This->header.Locale);
-
- return S_OK;
-}
-
-static HRESULT WINAPI IDirectMusicInstrumentImpl_SetPatch(LPDIRECTMUSICINSTRUMENT iface, DWORD dwPatch)
-{
- IDirectMusicInstrumentImpl *This = impl_from_IDirectMusicInstrument(iface);
-
- TRACE("(%p)->(%d): stub\n", This, dwPatch);
-
- Patch2MIDILOCALE(dwPatch, &This->header.Locale);
-
- return S_OK;
-}
-
-static const IDirectMusicInstrumentVtbl DirectMusicInstrument_Vtbl =
-{
- IDirectMusicInstrumentImpl_QueryInterface,
- IDirectMusicInstrumentImpl_AddRef,
- IDirectMusicInstrumentImpl_Release,
- IDirectMusicInstrumentImpl_GetPatch,
- IDirectMusicInstrumentImpl_SetPatch
-};
-
-/* for ClassFactory */
-HRESULT DMUSIC_CreateDirectMusicInstrumentImpl (LPCGUID lpcGUID, LPVOID* ppobj, LPUNKNOWN pUnkOuter) {
- IDirectMusicInstrumentImpl* dminst;
- HRESULT hr;
-
- dminst = HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY, sizeof(IDirectMusicInstrumentImpl));
- if (NULL == dminst) {
- *ppobj = NULL;
- return E_OUTOFMEMORY;
- }
- dminst->IDirectMusicInstrument_iface.lpVtbl = &DirectMusicInstrument_Vtbl;
- dminst->ref = 1;
-
- DMUSIC_LockModule();
- hr = IDirectMusicInstrument_QueryInterface(&dminst->IDirectMusicInstrument_iface, lpcGUID,
- ppobj);
- IDirectMusicInstrument_Release(&dminst->IDirectMusicInstrument_iface);
-
- return hr;
-}
-
-static HRESULT read_from_stream(IStream *stream, void *data, ULONG size)
-{
- ULONG bytes_read;
- HRESULT hr;
-
- hr = IStream_Read(stream, data, size, &bytes_read);
- if(FAILED(hr)){
- TRACE("IStream_Read failed: %08x\n", hr);
- return hr;
- }
- if (bytes_read < size) {
- TRACE("Didn't read full chunk: %u < %u\n", bytes_read, size);
- return E_FAIL;
- }
-
- return S_OK;
-}
-
-static inline DWORD subtract_bytes(DWORD len, DWORD bytes)
-{
- if(bytes > len){
- TRACE("Apparent mismatch in chunk lengths? %u bytes remaining, %u bytes read\n", len, bytes);
- return 0;
- }
- return len - bytes;
-}
-
-static inline HRESULT advance_stream(IStream *stream, ULONG bytes)
-{
- LARGE_INTEGER move;
- HRESULT ret;
-
- move.QuadPart = bytes;
-
- ret = IStream_Seek(stream, move, STREAM_SEEK_CUR, NULL);
- if (FAILED(ret))
- WARN("IStream_Seek failed: %08x\n", ret);
-
- return ret;
-}
-
-static HRESULT load_region(IDirectMusicInstrumentImpl *This, IStream *stream, instrument_region *region, ULONG length)
-{
- HRESULT ret;
- DMUS_PRIVATE_CHUNK chunk;
-
- TRACE("(%p, %p, %p, %u)\n", This, stream, region, length);
-
- while (length)
- {
- ret = read_from_stream(stream, &chunk, sizeof(chunk));
- if (FAILED(ret))
- return ret;
-
- length = subtract_bytes(length, sizeof(chunk));
-
- switch (chunk.fccID)
- {
- case FOURCC_RGNH:
- TRACE("RGNH chunk (region header): %u bytes\n", chunk.dwSize);
-
- ret = read_from_stream(stream, ®ion->header, sizeof(region->header));
- if (FAILED(ret))
- return ret;
-
- length = subtract_bytes(length, sizeof(region->header));
- break;
-
- case FOURCC_WSMP:
- TRACE("WSMP chunk (wave sample): %u bytes\n", chunk.dwSize);
-
- ret = read_from_stream(stream, ®ion->wave_sample, sizeof(region->wave_sample));
- if (FAILED(ret))
- return ret;
- length = subtract_bytes(length, sizeof(region->wave_sample));
-
- if (!(region->loop_present = (chunk.dwSize != sizeof(region->wave_sample))))
- break;
-
- ret = read_from_stream(stream, ®ion->wave_loop, sizeof(region->wave_loop));
- if (FAILED(ret))
- return ret;
-
- length = subtract_bytes(length, sizeof(region->wave_loop));
- break;
-
- case FOURCC_WLNK:
- TRACE("WLNK chunk (wave link): %u bytes\n", chunk.dwSize);
-
- ret = read_from_stream(stream, ®ion->wave_link, sizeof(region->wave_link));
- if (FAILED(ret))
- return ret;
-
- length = subtract_bytes(length, sizeof(region->wave_link));
- break;
-
- default:
- TRACE("Unknown chunk %s (skipping): %u bytes\n", debugstr_fourcc(chunk.fccID), chunk.dwSize);
-
- ret = advance_stream(stream, chunk.dwSize);
- if (FAILED(ret))
- return ret;
-
- length = subtract_bytes(length, chunk.dwSize);
- break;
- }
- }
-
- return S_OK;
-}
-
-static HRESULT load_articulation(IDirectMusicInstrumentImpl *This, IStream *stream, ULONG length)
-{
- HRESULT ret;
- instrument_articulation *articulation;
-
- if (!This->articulations)
- This->articulations = HeapAlloc(GetProcessHeap(), 0, sizeof(*This->articulations));
- else
- This->articulations = HeapReAlloc(GetProcessHeap(), 0, This->articulations, sizeof(*This->articulations) * (This->nb_articulations + 1));
- if (!This->articulations)
- return E_OUTOFMEMORY;
-
- articulation = &This->articulations[This->nb_articulations];
-
- ret = read_from_stream(stream, &articulation->connections_list, sizeof(CONNECTIONLIST));
- if (FAILED(ret))
- return ret;
-
- articulation->connections = HeapAlloc(GetProcessHeap(), 0, sizeof(CONNECTION) * articulation->connections_list.cConnections);
- if (!articulation->connections)
- return E_OUTOFMEMORY;
-
- ret = read_from_stream(stream, articulation->connections, sizeof(CONNECTION) * articulation->connections_list.cConnections);
- if (FAILED(ret))
- {
- HeapFree(GetProcessHeap(), 0, articulation->connections);
- return ret;
- }
-
- subtract_bytes(length, sizeof(CONNECTIONLIST) + sizeof(CONNECTION) * articulation->connections_list.cConnections);
-
- This->nb_articulations++;
-
- return S_OK;
-}
-
-/* Function that loads all instrument data and which is called from IDirectMusicCollection_GetInstrument as in native */
-HRESULT IDirectMusicInstrumentImpl_CustomLoad(IDirectMusicInstrument *iface, IStream *stream)
-{
- IDirectMusicInstrumentImpl *This = impl_from_IDirectMusicInstrument(iface);
- HRESULT hr;
- DMUS_PRIVATE_CHUNK chunk;
- ULONG i = 0;
- ULONG length = This->length;
-
- TRACE("(%p, %p): offset = 0x%s, length = %u)\n", This, stream, wine_dbgstr_longlong(This->liInstrumentPosition.QuadPart), This->length);
-
- if (This->loaded)
- return S_OK;
-
- hr = IStream_Seek(stream, This->liInstrumentPosition, STREAM_SEEK_SET, NULL);
- if (FAILED(hr))
- {
- WARN("IStream_Seek failed: %08x\n", hr);
- return DMUS_E_UNSUPPORTED_STREAM;
- }
-
- This->regions = HeapAlloc(GetProcessHeap(), 0, sizeof(*This->regions) * This->header.cRegions);
- if (!This->regions)
- return E_OUTOFMEMORY;
-
- while (length)
- {
- hr = read_from_stream(stream, &chunk, sizeof(chunk));
- if (FAILED(hr))
- goto error;
-
- length = subtract_bytes(length, sizeof(chunk) + chunk.dwSize);
-
- switch (chunk.fccID)
- {
- case FOURCC_INSH:
- case FOURCC_DLID:
- TRACE("Chunk %s: %u bytes\n", debugstr_fourcc(chunk.fccID), chunk.dwSize);
-
- /* Instrument header and id are already set so just skip */
- hr = advance_stream(stream, chunk.dwSize);
- if (FAILED(hr))
- goto error;
-
- break;
-
- case FOURCC_LIST: {
- DWORD size = chunk.dwSize;
-
- TRACE("LIST chunk: %u bytes\n", chunk.dwSize);
-
- hr = read_from_stream(stream, &chunk.fccID, sizeof(chunk.fccID));
- if (FAILED(hr))
- goto error;
-
- size = subtract_bytes(size, sizeof(chunk.fccID));
-
- switch (chunk.fccID)
- {
- case FOURCC_LRGN:
- TRACE("LRGN chunk (regions list): %u bytes\n", size);
-
- while (size)
- {
- hr = read_from_stream(stream, &chunk, sizeof(chunk));
- if (FAILED(hr))
- goto error;
-
- if (chunk.fccID != FOURCC_LIST)
- {
- TRACE("Unknown chunk %s: %u bytes\n", debugstr_fourcc(chunk.fccID), chunk.dwSize);
- goto error;
- }
-
- hr = read_from_stream(stream, &chunk.fccID, sizeof(chunk.fccID));
- if (FAILED(hr))
- goto error;
-
- if (chunk.fccID == FOURCC_RGN)
- {
- TRACE("RGN chunk (region): %u bytes\n", chunk.dwSize);
- hr = load_region(This, stream, &This->regions[i++], chunk.dwSize - sizeof(chunk.fccID));
- }
- else
- {
- TRACE("Unknown chunk %s: %u bytes\n", debugstr_fourcc(chunk.fccID), chunk.dwSize);
- hr = advance_stream(stream, chunk.dwSize - sizeof(chunk.fccID));
- }
- if (FAILED(hr))
- goto error;
-
- size = subtract_bytes(size, chunk.dwSize + sizeof(chunk));
- }
- break;
-
- case FOURCC_LART:
- TRACE("LART chunk (articulations list): %u bytes\n", size);
-
- while (size)
- {
- hr = read_from_stream(stream, &chunk, sizeof(chunk));
- if (FAILED(hr))
- goto error;
-
- if (chunk.fccID == FOURCC_ART1)
- {
- TRACE("ART1 chunk (level 1 articulation): %u bytes\n", chunk.dwSize);
- hr = load_articulation(This, stream, chunk.dwSize);
- }
- else
- {
- TRACE("Unknown chunk %s: %u bytes\n", debugstr_fourcc(chunk.fccID), chunk.dwSize);
- hr = advance_stream(stream, chunk.dwSize);
- }
- if (FAILED(hr))
- goto error;
-
- size = subtract_bytes(size, chunk.dwSize + sizeof(chunk));
- }
- break;
-
- default:
- TRACE("Unknown chunk %s: %u bytes\n", debugstr_fourcc(chunk.fccID), chunk.dwSize);
-
- hr = advance_stream(stream, chunk.dwSize - sizeof(chunk.fccID));
- if (FAILED(hr))
- goto error;
-
- size = subtract_bytes(size, chunk.dwSize - sizeof(chunk.fccID));
- break;
- }
- break;
- }
-
- default:
- TRACE("Unknown chunk %s: %u bytes\n", debugstr_fourcc(chunk.fccID), chunk.dwSize);
-
- hr = advance_stream(stream, chunk.dwSize);
- if (FAILED(hr))
- goto error;
-
- break;
- }
- }
-
- This->loaded = TRUE;
-
- return S_OK;
-
-error:
- HeapFree(GetProcessHeap(), 0, This->regions);
- This->regions = NULL;
-
- return DMUS_E_UNSUPPORTED_STREAM;
-}