dlls/dmstyle/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 #include <stdio.h>
  22 #include <stdarg.h>
  23 #include <string.h>
  24
  25 #define COBJMACROS
  26
  27 #include "windef.h"
  28 #include "winbase.h"
  29 #include "winnt.h"
  30 #include "wingdi.h"
  31 #include "winuser.h"
  32
  33 #include "wine/debug.h"
  34 #include "objbase.h"
  35
  36 #include "dmusici.h"
  37 #include "dmusicf.h"
  38 #include "dmusics.h"
  39
  40 #include "dmutils.h"
  41 #include "dmobject.h"
  42
  43 WINE_DEFAULT_DEBUG_CHANNEL(dmfile);
  44
  45 HRESULT IDirectMusicUtils_IPersistStream_ParseDescGeneric (DMUS_PRIVATE_CHUNK* pChunk, IStream* pStm, LPDMUS_OBJECTDESC pDesc) {
  46
  47   switch (pChunk->fccID) {
  48   case DMUS_FOURCC_GUID_CHUNK: {
  49     TRACE(": GUID chunk\n");
  50     pDesc->dwValidData |= DMUS_OBJ_OBJECT;
  51     IStream_Read (pStm, &pDesc->guidObject, pChunk->dwSize, NULL);
  52     break;
  53   }
  54   case DMUS_FOURCC_DATE_CHUNK: {
  55     TRACE(": file date chunk\n");
  56     pDesc->dwValidData |= DMUS_OBJ_DATE;
  57     IStream_Read (pStm, &pDesc->ftDate, pChunk->dwSize, NULL);
  58     break;
  59   }
  60   case DMUS_FOURCC_NAME_CHUNK: {
  61     TRACE(": name chunk\n");
  62     pDesc->dwValidData |= DMUS_OBJ_NAME;
  63     IStream_Read (pStm, pDesc->wszName, pChunk->dwSize, NULL);
  64     break;
  65   }
  66   case DMUS_FOURCC_FILE_CHUNK: {
  67     TRACE(": file name chunk\n");
  68     pDesc->dwValidData |= DMUS_OBJ_FILENAME;
  69     IStream_Read (pStm, pDesc->wszFileName, pChunk->dwSize, NULL);
  70     break;
  71   }
  72   case DMUS_FOURCC_VERSION_CHUNK: {
  73     TRACE(": version chunk\n");
  74     pDesc->dwValidData |= DMUS_OBJ_VERSION;
  75     IStream_Read (pStm, &pDesc->vVersion, pChunk->dwSize, NULL);
  76     break;
  77   }
  78   case DMUS_FOURCC_CATEGORY_CHUNK: {
  79     TRACE(": category chunk\n");
  80     pDesc->dwValidData |= DMUS_OBJ_CATEGORY;
  81     IStream_Read (pStm, pDesc->wszCategory, pChunk->dwSize, NULL);
  82     break;
  83   }
  84   default:
  85     /* not handled */
  86     return S_FALSE;
  87   }
  88
  89   return S_OK;
  90 }
  91
  92 HRESULT IDirectMusicUtils_IPersistStream_ParseUNFOGeneric (DMUS_PRIVATE_CHUNK* pChunk, IStream* pStm, LPDMUS_OBJECTDESC pDesc) {
  93
  94   LARGE_INTEGER liMove; /* used when skipping chunks */
  95
  96   /**
  97    * don't ask me why, but M$ puts INFO elements in UNFO list sometimes
  98    * (though strings seem to be valid unicode)
  99    */
 100   switch (pChunk->fccID) {
 101
 102   case mmioFOURCC('I','N','A','M'):
 103   case DMUS_FOURCC_UNAM_CHUNK: {
 104     TRACE(": name chunk\n");
 105     pDesc->dwValidData |= DMUS_OBJ_NAME;
 106     IStream_Read (pStm, pDesc->wszName, pChunk->dwSize, NULL);
 107     TRACE(" - wszName: %s\n", debugstr_w(pDesc->wszName));
 108     break;
 109   }
 110
 111   case mmioFOURCC('I','A','R','T'):
 112   case DMUS_FOURCC_UART_CHUNK: {
 113     TRACE(": artist chunk (ignored)\n");
 114     liMove.QuadPart = pChunk->dwSize;
 115     IStream_Seek (pStm, liMove, STREAM_SEEK_CUR, NULL);
 116     break;
 117   }
 118   case mmioFOURCC('I','C','O','P'):
 119   case DMUS_FOURCC_UCOP_CHUNK: {
 120     TRACE(": copyright chunk (ignored)\n");
 121     liMove.QuadPart = pChunk->dwSize;
 122     IStream_Seek (pStm, liMove, STREAM_SEEK_CUR, NULL);
 123     break;
 124   }
 125   case mmioFOURCC('I','S','B','J'):
 126   case DMUS_FOURCC_USBJ_CHUNK: {
 127     TRACE(": subject chunk (ignored)\n");
 128     liMove.QuadPart = pChunk->dwSize;
 129     IStream_Seek (pStm, liMove, STREAM_SEEK_CUR, NULL);
 130     break;
 131   }
 132   case mmioFOURCC('I','C','M','T'):
 133   case DMUS_FOURCC_UCMT_CHUNK: {
 134     TRACE(": comment chunk (ignored)\n");
 135     liMove.QuadPart = pChunk->dwSize;
 136     IStream_Seek (pStm, liMove, STREAM_SEEK_CUR, NULL);
 137     break;
 138   }
 139   default:
 140     /* not handled */
 141     return S_FALSE;
 142   }
 143
 144   return S_OK;
 145 }
 146
 147 HRESULT IDirectMusicUtils_IPersistStream_ParseReference (LPPERSISTSTREAM iface, DMUS_PRIVATE_CHUNK* pChunk, IStream* pStm, IDirectMusicObject** ppObject) {
 148   DMUS_PRIVATE_CHUNK Chunk;
 149   DWORD ListSize[3], ListCount[3];
 150   LARGE_INTEGER liMove; /* used when skipping chunks */
 151   HRESULT hr;
 152
 153   DMUS_IO_REFERENCE ref;
 154   DMUS_OBJECTDESC ref_desc;
 155
 156   memset(&ref, 0, sizeof(ref));
 157   memset(&ref_desc, 0, sizeof(ref_desc));
 158
 159   if (pChunk->fccID != DMUS_FOURCC_REF_LIST) {
 160     ERR(": %s chunk should be a REF list\n", debugstr_fourcc (pChunk->fccID));
 161     return E_FAIL;
 162   }
 163
 164   ListSize[0] = pChunk->dwSize - sizeof(FOURCC);
 165   ListCount[0] = 0;
 166
 167   do {
 168     IStream_Read (pStm, &Chunk, sizeof(FOURCC)+sizeof(DWORD), NULL);
 169     ListCount[0] += sizeof(FOURCC) + sizeof(DWORD) + Chunk.dwSize;
 170     TRACE(": %s chunk (size = %d)", debugstr_fourcc (Chunk.fccID), Chunk.dwSize);
 171
 172     hr = IDirectMusicUtils_IPersistStream_ParseDescGeneric(&Chunk, pStm, &ref_desc);
 173     if (FAILED(hr)) return hr;
 174
 175     if (hr == S_FALSE) {
 176       switch (Chunk.fccID) {
 177       case DMUS_FOURCC_REF_CHUNK: {
 178         TRACE(": Reference chunk\n");
 179         if (Chunk.dwSize != sizeof(DMUS_IO_REFERENCE)) return E_FAIL;
 180         IStream_Read (pStm, &ref, sizeof(DMUS_IO_REFERENCE), NULL);
 181         TRACE(" - guidClassID: %s\n", debugstr_dmguid(&ref.guidClassID));
 182         TRACE(" - dwValidData: %u\n", ref.dwValidData);
 183         break;
 184       }
 185       default: {
 186         TRACE(": unknown chunk (irrelevant & skipping)\n");
 187         liMove.QuadPart = Chunk.dwSize;
 188         IStream_Seek (pStm, liMove, STREAM_SEEK_CUR, NULL);
 189         break;
 190       }
 191       }
 192     }
 193     TRACE(": ListCount[0] = %d < ListSize[0] = %d\n", ListCount[0], ListSize[0]);
 194   } while (ListCount[0] < ListSize[0]);
 195
 196   ref_desc.dwValidData |= DMUS_OBJ_CLASS;
 197   ref_desc.guidClass = ref.guidClassID;
 198
 199   TRACE("** DM Reference Begin of Load ***\n");
 200   TRACE("With Desc:\n");
 201   dump_DMUS_OBJECTDESC(&ref_desc);
 202
 203   {
 204     LPDIRECTMUSICGETLOADER pGetLoader = NULL;
 205     LPDIRECTMUSICLOADER pLoader = NULL;
 206
 207     IStream_QueryInterface (pStm, &IID_IDirectMusicGetLoader, (LPVOID*)&pGetLoader);
 208     IDirectMusicGetLoader_GetLoader (pGetLoader, &pLoader);
 209     IDirectMusicGetLoader_Release (pGetLoader);
 210
 211     hr = IDirectMusicLoader_GetObject (pLoader, &ref_desc, &IID_IDirectMusicObject, (LPVOID*)ppObject);
 212     IDirectMusicLoader_Release (pLoader); /* release loader */
 213   }
 214   TRACE("** DM Reference End of Load ***\n");
 215
 216   return hr;
 217 }