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f80efd4460
Signed-off-by: Andrey Gusev <andrey.goosev@gmail.com> Signed-off-by: Michael Stefaniuc <mstefani@winehq.org> Signed-off-by: Alexandre Julliard <julliard@winehq.org>
397 lines
13 KiB
C
397 lines
13 KiB
C
/*
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* Base IDirectMusicObject Implementation
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* Keep in sync with the master in dlls/dmusic/dmobject.c
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*
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* Copyright (C) 2003-2004 Rok Mandeljc
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* Copyright (C) 2014 Michael Stefaniuc
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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 Lesser General Public
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* License as published by the Free Software Foundation; either
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* version 2.1 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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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with this program; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
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*/
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#define COBJMACROS
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#include <assert.h>
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#include "objbase.h"
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#include "dmusici.h"
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#include "dmusicf.h"
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#include "dmobject.h"
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#include "wine/debug.h"
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WINE_DEFAULT_DEBUG_CHANNEL(dmobj);
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WINE_DECLARE_DEBUG_CHANNEL(dmfile);
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/* RIFF format parsing */
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#define CHUNK_HDR_SIZE (sizeof(FOURCC) + sizeof(DWORD))
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static inline const char *debugstr_fourcc(DWORD fourcc)
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{
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if (!fourcc) return "''";
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return wine_dbg_sprintf("'%c%c%c%c'", (char)(fourcc), (char)(fourcc >> 8),
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(char)(fourcc >> 16), (char)(fourcc >> 24));
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}
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const char *debugstr_chunk(const struct chunk_entry *chunk)
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{
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const char *type = "";
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if (!chunk)
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return "(null)";
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if (chunk->id == FOURCC_RIFF || chunk->id == FOURCC_LIST)
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type = wine_dbg_sprintf("type %s, ", debugstr_fourcc(chunk->type));
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return wine_dbg_sprintf("%s chunk, %ssize %u", debugstr_fourcc(chunk->id), type, chunk->size);
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}
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static HRESULT stream_read(IStream *stream, void *data, ULONG size)
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{
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ULONG read;
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HRESULT hr;
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hr = IStream_Read(stream, data, size, &read);
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if (FAILED(hr))
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TRACE_(dmfile)("IStream_Read failed: %08x\n", hr);
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else if (!read && read < size) {
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/* All or nothing: Handle a partial read due to end of stream as an error */
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TRACE_(dmfile)("Short read: %u < %u\n", read, size);
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return E_FAIL;
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}
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return hr;
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}
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HRESULT stream_get_chunk(IStream *stream, struct chunk_entry *chunk)
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{
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static const LARGE_INTEGER zero;
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ULONGLONG ck_end = 0, p_end = 0;
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HRESULT hr;
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hr = IStream_Seek(stream, zero, STREAM_SEEK_CUR, &chunk->offset);
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if (FAILED(hr))
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return hr;
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assert(!(chunk->offset.QuadPart & 1));
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if (chunk->parent) {
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p_end = chunk->parent->offset.QuadPart + CHUNK_HDR_SIZE + ((chunk->parent->size + 1) & ~1);
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if (chunk->offset.QuadPart == p_end)
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return S_FALSE;
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ck_end = chunk->offset.QuadPart + CHUNK_HDR_SIZE;
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if (ck_end > p_end) {
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WARN_(dmfile)("No space for sub-chunk header in parent chunk: ends at offset %s > %s\n",
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wine_dbgstr_longlong(ck_end), wine_dbgstr_longlong(p_end));
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return E_FAIL;
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}
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}
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hr = stream_read(stream, chunk, CHUNK_HDR_SIZE);
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if (hr != S_OK)
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return hr;
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if (chunk->parent) {
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ck_end += (chunk->size + 1) & ~1;
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if (ck_end > p_end) {
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WARN_(dmfile)("No space for sub-chunk data in parent chunk: ends at offset %s > %s\n",
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wine_dbgstr_longlong(ck_end), wine_dbgstr_longlong(p_end));
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return E_FAIL;
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}
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}
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if (chunk->id == FOURCC_LIST || chunk->id == FOURCC_RIFF) {
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hr = stream_read(stream, &chunk->type, sizeof(FOURCC));
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if (hr != S_OK)
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return hr != S_FALSE ? hr : E_FAIL;
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}
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TRACE_(dmfile)("Returning %s\n", debugstr_chunk(chunk));
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return S_OK;
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}
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HRESULT stream_skip_chunk(IStream *stream, struct chunk_entry *chunk)
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{
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LARGE_INTEGER end;
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end.QuadPart = (chunk->offset.QuadPart + CHUNK_HDR_SIZE + chunk->size + 1) & ~(ULONGLONG)1;
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return IStream_Seek(stream, end, STREAM_SEEK_SET, NULL);
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}
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HRESULT stream_next_chunk(IStream *stream, struct chunk_entry *chunk)
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{
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HRESULT hr;
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if (chunk->id) {
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hr = stream_skip_chunk(stream, chunk);
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if (FAILED(hr))
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return hr;
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}
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return stream_get_chunk(stream, chunk);
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}
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HRESULT stream_chunk_get_data(IStream *stream, const struct chunk_entry *chunk, void *data,
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ULONG size)
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{
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if (chunk->size != size) {
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WARN_(dmfile)("Chunk %s (size %u, offset %s) doesn't contains the expected data size %u\n",
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debugstr_fourcc(chunk->id), chunk->size,
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wine_dbgstr_longlong(chunk->offset.QuadPart), size);
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return E_FAIL;
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}
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return stream_read(stream, data, size);
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}
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HRESULT stream_chunk_get_wstr(IStream *stream, const struct chunk_entry *chunk, WCHAR *str,
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ULONG size)
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{
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ULONG len;
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HRESULT hr;
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hr = IStream_Read(stream, str, min(chunk->size, size), &len);
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if (FAILED(hr))
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return hr;
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/* Don't assume the string is properly zero terminated */
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str[min(len, size - 1)] = 0;
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if (len < chunk->size)
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return S_FALSE;
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return S_OK;
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}
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/* Generic IDirectMusicObject methods */
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static inline struct dmobject *impl_from_IDirectMusicObject(IDirectMusicObject *iface)
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{
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return CONTAINING_RECORD(iface, struct dmobject, IDirectMusicObject_iface);
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}
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HRESULT WINAPI dmobj_IDirectMusicObject_QueryInterface(IDirectMusicObject *iface, REFIID riid,
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void **ret_iface)
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{
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struct dmobject *This = impl_from_IDirectMusicObject(iface);
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return IUnknown_QueryInterface(This->outer_unk, riid, ret_iface);
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}
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ULONG WINAPI dmobj_IDirectMusicObject_AddRef(IDirectMusicObject *iface)
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{
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struct dmobject *This = impl_from_IDirectMusicObject(iface);
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return IUnknown_AddRef(This->outer_unk);
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}
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ULONG WINAPI dmobj_IDirectMusicObject_Release(IDirectMusicObject *iface)
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{
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struct dmobject *This = impl_from_IDirectMusicObject(iface);
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return IUnknown_Release(This->outer_unk);
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}
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HRESULT WINAPI dmobj_IDirectMusicObject_GetDescriptor(IDirectMusicObject *iface,
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DMUS_OBJECTDESC *desc)
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{
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struct dmobject *This = impl_from_IDirectMusicObject(iface);
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TRACE("(%p/%p)->(%p)\n", iface, This, desc);
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if (!desc)
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return E_POINTER;
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memcpy(desc, &This->desc, This->desc.dwSize);
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return S_OK;
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}
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HRESULT WINAPI dmobj_IDirectMusicObject_SetDescriptor(IDirectMusicObject *iface,
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DMUS_OBJECTDESC *desc)
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{
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struct dmobject *This = impl_from_IDirectMusicObject(iface);
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HRESULT ret = S_OK;
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TRACE("(%p, %p)\n", iface, desc);
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if (!desc)
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return E_POINTER;
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/* Immutable property */
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if (desc->dwValidData & DMUS_OBJ_CLASS)
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{
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desc->dwValidData &= ~DMUS_OBJ_CLASS;
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ret = S_FALSE;
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}
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/* Set only valid fields */
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if (desc->dwValidData & DMUS_OBJ_OBJECT)
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This->desc.guidObject = desc->guidObject;
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if (desc->dwValidData & DMUS_OBJ_NAME)
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lstrcpynW(This->desc.wszName, desc->wszName, DMUS_MAX_NAME);
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if (desc->dwValidData & DMUS_OBJ_CATEGORY)
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lstrcpynW(This->desc.wszCategory, desc->wszCategory, DMUS_MAX_CATEGORY);
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if (desc->dwValidData & DMUS_OBJ_FILENAME)
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lstrcpynW(This->desc.wszFileName, desc->wszFileName, DMUS_MAX_FILENAME);
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if (desc->dwValidData & DMUS_OBJ_VERSION)
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This->desc.vVersion = desc->vVersion;
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if (desc->dwValidData & DMUS_OBJ_DATE)
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This->desc.ftDate = desc->ftDate;
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if (desc->dwValidData & DMUS_OBJ_MEMORY) {
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This->desc.llMemLength = desc->llMemLength;
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memcpy(This->desc.pbMemData, desc->pbMemData, desc->llMemLength);
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}
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if (desc->dwValidData & DMUS_OBJ_STREAM)
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IStream_Clone(desc->pStream, &This->desc.pStream);
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This->desc.dwValidData |= desc->dwValidData;
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return ret;
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}
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/* Helper for IDirectMusicObject::ParseDescriptor */
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static inline void info_get_name(IStream *stream, const struct chunk_entry *info,
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DMUS_OBJECTDESC *desc)
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{
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struct chunk_entry chunk = {.parent = info};
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char name[DMUS_MAX_NAME];
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ULONG len;
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HRESULT hr = E_FAIL;
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while (stream_next_chunk(stream, &chunk) == S_OK)
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if (chunk.id == mmioFOURCC('I','N','A','M'))
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hr = IStream_Read(stream, name, min(chunk.size, sizeof(name)), &len);
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if (SUCCEEDED(hr)) {
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len = MultiByteToWideChar(CP_ACP, 0, name, len, desc->wszName, sizeof(desc->wszName));
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desc->wszName[min(len, sizeof(desc->wszName) - 1)] = 0;
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desc->dwValidData |= DMUS_OBJ_NAME;
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}
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}
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static inline void unfo_get_name(IStream *stream, const struct chunk_entry *unfo,
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DMUS_OBJECTDESC *desc, BOOL inam)
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{
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struct chunk_entry chunk = {.parent = unfo};
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while (stream_next_chunk(stream, &chunk) == S_OK)
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if (chunk.id == DMUS_FOURCC_UNAM_CHUNK || (inam && chunk.id == mmioFOURCC('I','N','A','M')))
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if (stream_chunk_get_wstr(stream, &chunk, desc->wszName, sizeof(desc->wszName)) == S_OK)
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desc->dwValidData |= DMUS_OBJ_NAME;
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}
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HRESULT dmobj_parsedescriptor(IStream *stream, const struct chunk_entry *riff,
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DMUS_OBJECTDESC *desc, DWORD supported)
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{
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struct chunk_entry chunk = {.parent = riff};
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HRESULT hr;
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TRACE("Looking for %#x in %p: %s\n", supported, stream, debugstr_chunk(riff));
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desc->dwValidData = 0;
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desc->dwSize = sizeof(*desc);
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while ((hr = stream_next_chunk(stream, &chunk)) == S_OK) {
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switch (chunk.id) {
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case DMUS_FOURCC_GUID_CHUNK:
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if ((supported & DMUS_OBJ_OBJECT) && stream_chunk_get_data(stream, &chunk,
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&desc->guidObject, sizeof(desc->guidObject)) == S_OK)
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desc->dwValidData |= DMUS_OBJ_OBJECT;
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break;
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case DMUS_FOURCC_CATEGORY_CHUNK:
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if ((supported & DMUS_OBJ_CATEGORY) && stream_chunk_get_wstr(stream, &chunk,
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desc->wszCategory, sizeof(desc->wszCategory)) == S_OK)
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desc->dwValidData |= DMUS_OBJ_CATEGORY;
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break;
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case DMUS_FOURCC_VERSION_CHUNK:
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if ((supported & DMUS_OBJ_VERSION) && stream_chunk_get_data(stream, &chunk,
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&desc->vVersion, sizeof(desc->vVersion)) == S_OK)
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desc->dwValidData |= DMUS_OBJ_VERSION;
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break;
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case FOURCC_LIST:
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if (chunk.type == DMUS_FOURCC_UNFO_LIST && (supported & DMUS_OBJ_NAME))
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unfo_get_name(stream, &chunk, desc, supported & DMUS_OBJ_NAME_INAM);
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else if (chunk.type == DMUS_FOURCC_INFO_LIST && (supported & DMUS_OBJ_NAME_INFO))
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info_get_name(stream, &chunk, desc);
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break;
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}
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}
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TRACE("Found %#x\n", desc->dwValidData);
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return hr;
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}
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/* Generic IPersistStream methods */
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static inline struct dmobject *impl_from_IPersistStream(IPersistStream *iface)
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{
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return CONTAINING_RECORD(iface, struct dmobject, IPersistStream_iface);
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}
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HRESULT WINAPI dmobj_IPersistStream_QueryInterface(IPersistStream *iface, REFIID riid,
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void **ret_iface)
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{
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struct dmobject *This = impl_from_IPersistStream(iface);
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return IUnknown_QueryInterface(This->outer_unk, riid, ret_iface);
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}
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ULONG WINAPI dmobj_IPersistStream_AddRef(IPersistStream *iface)
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{
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struct dmobject *This = impl_from_IPersistStream(iface);
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return IUnknown_AddRef(This->outer_unk);
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}
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ULONG WINAPI dmobj_IPersistStream_Release(IPersistStream *iface)
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{
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struct dmobject *This = impl_from_IPersistStream(iface);
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return IUnknown_Release(This->outer_unk);
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}
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HRESULT WINAPI dmobj_IPersistStream_GetClassID(IPersistStream *iface, CLSID *class)
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{
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struct dmobject *This = impl_from_IPersistStream(iface);
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TRACE("(%p, %p)\n", This, class);
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if (!class)
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return E_POINTER;
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*class = This->desc.guidClass;
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return S_OK;
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}
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/* IPersistStream methods not implemented in native */
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HRESULT WINAPI unimpl_IPersistStream_GetClassID(IPersistStream *iface, CLSID *class)
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{
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TRACE("(%p, %p): method not implemented\n", iface, class);
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return E_NOTIMPL;
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}
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HRESULT WINAPI unimpl_IPersistStream_IsDirty(IPersistStream *iface)
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{
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TRACE("(%p): method not implemented, always returning S_FALSE\n", iface);
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return S_FALSE;
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}
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HRESULT WINAPI unimpl_IPersistStream_Save(IPersistStream *iface, IStream *stream,
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BOOL clear_dirty)
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{
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TRACE("(%p, %p, %d): method not implemented\n", iface, stream, clear_dirty);
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return E_NOTIMPL;
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}
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HRESULT WINAPI unimpl_IPersistStream_GetSizeMax(IPersistStream *iface, ULARGE_INTEGER *size)
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{
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TRACE("(%p, %p): method not implemented\n", iface, size);
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return E_NOTIMPL;
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}
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void dmobject_init(struct dmobject *dmobj, const GUID *class, IUnknown *outer_unk)
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{
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dmobj->outer_unk = outer_unk;
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dmobj->desc.dwSize = sizeof(dmobj->desc);
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dmobj->desc.dwValidData = DMUS_OBJ_CLASS;
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dmobj->desc.guidClass = *class;
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}
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