dlls/dmband/dmutils.c

   1 /* Debug and Helper Functions
   2  *
   3  * Copyright (C) 2004 Rok Mandeljc
   4  * Copyright (C) 2004 Raphael Junqueira
   5  *
   6  * This program is free software; you can redistribute it and/or
   7  * modify it under the terms of the GNU Lesser General Public
   8  * License as published by the Free Software Foundation; either
   9  * version 2.1 of the License, or (at your option) any later version.
  10  *
  11  * This program is distributed in the hope that it will be useful,
  12  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  13  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  14  * Lesser General Public License for more details.
  15  *
  16  * You should have received a copy of the GNU Lesser General Public
  17  * License along with this program; if not, write to the Free Software
  18  * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
  19  */
  20
  21 #define COBJMACROS
  22
  23
  24 #include <stdio.h>
  25 #include <stdarg.h>
  26 #include <string.h>
  27
  28 #include "windef.h"
  29 #include "winbase.h"
  30 #include "winnt.h"
  31 #include "wingdi.h"
  32 #include "winuser.h"
  33
  34 #include "wine/debug.h"
  35 #include "objbase.h"
  36
  37 #include "initguid.h"
  38 #include "dmusici.h"
  39 #include "dmusicf.h"
  40 #include "dmusics.h"
  41
  42 #include "dmutils.h"
  43 #include "dmobject.h"
  44
  45 WINE_DEFAULT_DEBUG_CHANNEL(dmfile);
  46
  47 HRESULT IDirectMusicUtils_IPersistStream_ParseDescGeneric (DMUS_PRIVATE_CHUNK* pChunk, IStream* pStm, LPDMUS_OBJECTDESC pDesc) {
  48
  49   switch (pChunk->fccID) {
  50   case DMUS_FOURCC_GUID_CHUNK: {
  51     TRACE(": GUID chunk\n");
  52     pDesc->dwValidData |= DMUS_OBJ_OBJECT;
  53     IStream_Read (pStm, &pDesc->guidObject, pChunk->dwSize, NULL);
  54     break;
  55   }
  56   case DMUS_FOURCC_DATE_CHUNK: {
  57     TRACE(": file date chunk\n");
  58     pDesc->dwValidData |= DMUS_OBJ_DATE;
  59     IStream_Read (pStm, &pDesc->ftDate, pChunk->dwSize, NULL);
  60     break;
  61   }
  62   case DMUS_FOURCC_NAME_CHUNK: {
  63     TRACE(": name chunk\n");
  64     pDesc->dwValidData |= DMUS_OBJ_NAME;
  65     IStream_Read (pStm, pDesc->wszName, pChunk->dwSize, NULL);
  66     break;
  67   }
  68   case DMUS_FOURCC_FILE_CHUNK: {
  69     TRACE(": file name chunk\n");
  70     pDesc->dwValidData |= DMUS_OBJ_FILENAME;
  71     IStream_Read (pStm, pDesc->wszFileName, pChunk->dwSize, NULL);
  72     break;
  73   }
  74   case DMUS_FOURCC_VERSION_CHUNK: {
  75     TRACE(": version chunk\n");
  76     pDesc->dwValidData |= DMUS_OBJ_VERSION;
  77     IStream_Read (pStm, &pDesc->vVersion, pChunk->dwSize, NULL);
  78     break;
  79   }
  80   case DMUS_FOURCC_CATEGORY_CHUNK: {
  81     TRACE(": category chunk\n");
  82     pDesc->dwValidData |= DMUS_OBJ_CATEGORY;
  83     IStream_Read (pStm, pDesc->wszCategory, pChunk->dwSize, NULL);
  84     break;
  85   }
  86   default:
  87     /* not handled */
  88     return S_FALSE;
  89   }
  90
  91   return S_OK;
  92 }
  93
  94 HRESULT IDirectMusicUtils_IPersistStream_ParseUNFOGeneric (DMUS_PRIVATE_CHUNK* pChunk, IStream* pStm, LPDMUS_OBJECTDESC pDesc) {
  95
  96   LARGE_INTEGER liMove; /* used when skipping chunks */
  97
  98   /**
  99    * don't ask me why, but M$ puts INFO elements in UNFO list sometimes
 100    * (though strings seem to be valid unicode)
 101    */
 102   switch (pChunk->fccID) {
 103
 104   case mmioFOURCC('I','N','A','M'):
 105   case DMUS_FOURCC_UNAM_CHUNK: {
 106     TRACE(": name chunk\n");
 107     pDesc->dwValidData |= DMUS_OBJ_NAME;
 108     IStream_Read (pStm, pDesc->wszName, pChunk->dwSize, NULL);
 109     TRACE(" - wszName: %s\n", debugstr_w(pDesc->wszName));
 110     break;
 111   }
 112
 113   case mmioFOURCC('I','A','R','T'):
 114   case DMUS_FOURCC_UART_CHUNK: {
 115     TRACE(": artist chunk (ignored)\n");
 116     liMove.QuadPart = pChunk->dwSize;
 117     IStream_Seek (pStm, liMove, STREAM_SEEK_CUR, NULL);
 118     break;
 119   }
 120   case mmioFOURCC('I','C','O','P'):
 121   case DMUS_FOURCC_UCOP_CHUNK: {
 122     TRACE(": copyright chunk (ignored)\n");
 123     liMove.QuadPart = pChunk->dwSize;
 124     IStream_Seek (pStm, liMove, STREAM_SEEK_CUR, NULL);
 125     break;
 126   }
 127   case mmioFOURCC('I','S','B','J'):
 128   case DMUS_FOURCC_USBJ_CHUNK: {
 129     TRACE(": subject chunk (ignored)\n");
 130     liMove.QuadPart = pChunk->dwSize;
 131     IStream_Seek (pStm, liMove, STREAM_SEEK_CUR, NULL);
 132     break;
 133   }
 134   case mmioFOURCC('I','C','M','T'):
 135   case DMUS_FOURCC_UCMT_CHUNK: {
 136     TRACE(": comment chunk (ignored)\n");
 137     liMove.QuadPart = pChunk->dwSize;
 138     IStream_Seek (pStm, liMove, STREAM_SEEK_CUR, NULL);
 139     break;
 140   }
 141   default:
 142     /* not handled */
 143     return S_FALSE;
 144   }
 145
 146   return S_OK;
 147 }
 148
 149 HRESULT IDirectMusicUtils_IPersistStream_ParseReference (LPPERSISTSTREAM iface, DMUS_PRIVATE_CHUNK* pChunk, IStream* pStm, IDirectMusicObject** ppObject) {
 150   DMUS_PRIVATE_CHUNK Chunk;
 151   DWORD ListSize[3], ListCount[3];
 152   LARGE_INTEGER liMove; /* used when skipping chunks */
 153   HRESULT hr;
 154
 155   DMUS_IO_REFERENCE ref;
 156   DMUS_OBJECTDESC ref_desc;
 157
 158   memset(&ref, 0, sizeof(ref));
 159   memset(&ref_desc, 0, sizeof(ref_desc));
 160
 161   if (pChunk->fccID != DMUS_FOURCC_REF_LIST) {
 162     ERR_(dmfile)(": %s chunk should be a REF list\n", debugstr_fourcc (pChunk->fccID));
 163     return E_FAIL;
 164   }
 165
 166   ListSize[0] = pChunk->dwSize - sizeof(FOURCC);
 167   ListCount[0] = 0;
 168
 169   do {
 170     IStream_Read (pStm, &Chunk, sizeof(FOURCC)+sizeof(DWORD), NULL);
 171     ListCount[0] += sizeof(FOURCC) + sizeof(DWORD) + Chunk.dwSize;
 172     TRACE(": %s chunk (size = %d)", debugstr_fourcc (Chunk.fccID), Chunk.dwSize);
 173
 174     hr = IDirectMusicUtils_IPersistStream_ParseDescGeneric(&Chunk, pStm, &ref_desc);
 175     if (FAILED(hr)) return hr;
 176
 177     if (hr == S_FALSE) {
 178       switch (Chunk.fccID) {
 179       case DMUS_FOURCC_REF_CHUNK: {
 180         TRACE(": Reference chunk\n");
 181         if (Chunk.dwSize != sizeof(DMUS_IO_REFERENCE)) return E_FAIL;
 182         IStream_Read (pStm, &ref, sizeof(DMUS_IO_REFERENCE), NULL);
 183         TRACE(" - guidClassID: %s\n", debugstr_dmguid(&ref.guidClassID));
 184         TRACE(" - dwValidData: %u\n", ref.dwValidData);
 185         break;
 186       }
 187       default: {
 188         TRACE(": unknown chunk (irrelevant & skipping)\n");
 189         liMove.QuadPart = Chunk.dwSize;
 190         IStream_Seek (pStm, liMove, STREAM_SEEK_CUR, NULL);
 191         break;
 192       }
 193       }
 194     }
 195     TRACE(": ListCount[0] = %d < ListSize[0] = %d\n", ListCount[0], ListSize[0]);
 196   } while (ListCount[0] < ListSize[0]);
 197
 198   ref_desc.dwValidData |= DMUS_OBJ_CLASS;
 199   ref_desc.guidClass = ref.guidClassID;
 200
 201   TRACE("** DM Reference Begin of Load ***\n");
 202   TRACE("With Desc:\n");
 203   dump_DMUS_OBJECTDESC(&ref_desc);
 204
 205   {
 206     LPDIRECTMUSICGETLOADER pGetLoader = NULL;
 207     LPDIRECTMUSICLOADER pLoader = NULL;
 208
 209     IStream_QueryInterface (pStm, &IID_IDirectMusicGetLoader, (LPVOID*)&pGetLoader);
 210     IDirectMusicGetLoader_GetLoader (pGetLoader, &pLoader);
 211     IDirectMusicGetLoader_Release (pGetLoader);
 212
 213     hr = IDirectMusicLoader_GetObject (pLoader, &ref_desc, &IID_IDirectMusicObject, (LPVOID*)ppObject);
 214     IDirectMusicLoader_Release (pLoader); /* release loader */
 215   }
 216   TRACE("** DM Reference End of Load ***\n");
 217
 218   return hr;
 219 }