dlls/setupapi/virtcopy.c

   1 /*
   2  * SetupAPI virtual copy operations
   3  *
   4  * Copyright 2001 Andreas Mohr
   5  *
   6  * This library 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 library 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 library; if not, write to the Free Software
  18  * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
  19  *
  20  * FIXME: we now rely on builtin setupapi.dll for dialog resources.
  21  *        This is bad ! We ought to have 16bit resource handling working.
  22  */
  23
  24 #include <stdarg.h>
  25 #include <string.h>
  26 #include "windef.h"
  27 #include "winbase.h"
  28 #include "winuser.h"
  29 #include "winreg.h"
  30 #include "wownt32.h"
  31 #include "winnls.h"
  32 #include "setupapi.h"
  33 #include "setupx16.h"
  34 #include "setupapi_private.h"
  35 #include "wine/debug.h"
  36
  37 WINE_DEFAULT_DEBUG_CHANNEL(setupapi);
  38
  39 static FARPROC16 VCP_Proc = NULL;
  40 static LPARAM VCP_MsgRef = 0;
  41
  42 static BOOL VCP_opened = FALSE;
  43
  44 static VCPSTATUS vcp_status;
  45
  46 static WORD VCP_Callback( LPVOID obj, UINT16 msg, WPARAM16 wParam, LPARAM lParam, LPARAM lParamRef )
  47 {
  48     WORD args[8];
  49     DWORD ret = OK;
  50     if (VCP_Proc)
  51     {
  52         args[7] = HIWORD(obj);
  53         args[6] = LOWORD(obj);
  54         args[5] = msg;
  55         args[4] = wParam;
  56         args[3] = HIWORD(lParam);
  57         args[2] = LOWORD(lParam);
  58         args[1] = HIWORD(lParamRef);
  59         args[0] = LOWORD(lParamRef);
  60         WOWCallback16Ex( (DWORD)VCP_Proc, WCB16_PASCAL, sizeof(args), args, &ret );
  61     }
  62     return (WORD)ret;
  63 }
  64
  65 /****************************** VHSTR management ******************************/
  66
  67 /*
  68  * This is a totally braindead implementation for now;
  69  * I don't care about speed at all ! Size and implementation time
  70  * is much more important IMHO. I could have created some sophisticated
  71  * tree structure, but... what the hell ! :-)
  72  */
  73 typedef struct {
  74     DWORD refcount;
  75     LPCSTR pStr;
  76 } VHSTR_STRUCT;
  77
  78 static VHSTR_STRUCT **vhstrlist = NULL;
  79 static VHSTR vhstr_alloc = 0;
  80
  81 #define VALID_VHSTR(x)          ((x < vhstr_alloc) && (vhstrlist[x]) && (vhstrlist[x]->refcount))
  82
  83 /***********************************************************************
  84  *              vsmStringAdd (SETUPX.207)
  85  */
  86 VHSTR WINAPI vsmStringAdd16(LPCSTR lpszName)
  87 {
  88     VHSTR n;
  89     VHSTR index = 0xffff;
  90     HANDLE heap;
  91     LPSTR str;
  92
  93     TRACE("add string '%s'\n", lpszName);
  94     /* search whether string already inserted */
  95     TRACE("searching for existing string...\n");
  96     for (n = 0; n < vhstr_alloc; n++)
  97     {
  98         if ((vhstrlist[n]) && (vhstrlist[n]->refcount))
  99         {
 100                 TRACE("checking item: %d\n", n);
 101             if (!strcmp(vhstrlist[n]->pStr, lpszName))
 102             {
 103                 TRACE("found\n");
 104                 vhstrlist[n]->refcount++;
 105                 return n;
 106             }
 107         }
 108     }
 109
 110     /* hmm, not found yet, let's insert it */
 111     TRACE("inserting item\n");
 112     for (n = 0; n < vhstr_alloc; n++)
 113     {
 114         if ((!(vhstrlist[n])) || (!(vhstrlist[n]->refcount)))
 115         {
 116             index = n;
 117             break;
 118         }
 119     }
 120     heap = GetProcessHeap();
 121     if (n == vhstr_alloc) /* hmm, no free index found yet */
 122     {
 123         index = vhstr_alloc;
 124         vhstr_alloc += 20;
 125
 126         if (vhstrlist)
 127             vhstrlist = HeapReAlloc(heap, HEAP_ZERO_MEMORY, vhstrlist,
 128                                         sizeof(VHSTR_STRUCT *) * vhstr_alloc);
 129         else
 130             vhstrlist = HeapAlloc(heap, HEAP_ZERO_MEMORY,
 131                                         sizeof(VHSTR_STRUCT *) * vhstr_alloc);
 132     }
 133     if (index == 0xffff)
 134         return 0xffff; /* failure */
 135     if (!vhstrlist[index])
 136         vhstrlist[index] = HeapAlloc(heap, HEAP_ZERO_MEMORY, sizeof(VHSTR_STRUCT));
 137     vhstrlist[index]->refcount = 1;
 138     str = HeapAlloc(heap, 0, strlen(lpszName)+1);
 139     strcpy(str, lpszName);
 140     vhstrlist[index]->pStr = str;
 141     return index;
 142 }
 143
 144 /***********************************************************************
 145  *              vsmStringDelete (SETUPX.206)
 146  */
 147 INT16 WINAPI vsmStringDelete16(VHSTR vhstr)
 148 {
 149     if (VALID_VHSTR(vhstr))
 150     {
 151         vhstrlist[vhstr]->refcount--;
 152         if (!vhstrlist[vhstr]->refcount)
 153         {
 154             HeapFree(GetProcessHeap(), 0, (LPSTR)vhstrlist[vhstr]->pStr);
 155             vhstrlist[vhstr]->pStr = NULL;
 156         }
 157         return VCPN_OK;
 158     }
 159
 160     /* string not found */
 161     return VCPN_FAIL;
 162 }
 163
 164 /*
 165  * vsmStringFind() - not exported from a standard SETUPX.DLL, it seems
 166  */
 167 VHSTR WINAPI vsmStringFind16(LPCSTR lpszName)
 168 {
 169     WORD n;
 170     for (n = 0; n < vhstr_alloc; n++)
 171         if ((vhstrlist[n]) && (vhstrlist[n]->refcount) && (!strcmp(vhstrlist[n]->pStr, lpszName)))
 172             return n;
 173     return 0xffff;
 174 }
 175
 176 /***********************************************************************
 177  *              vsmGetStringName (SETUPX.205)
 178  *
 179  * Pretty correct, I guess
 180  */
 181 INT16 WINAPI vsmGetStringName16(VHSTR vhstr, LPSTR lpszBuffer, int cbBuffer)
 182 {
 183     if (VALID_VHSTR(vhstr))
 184     {
 185         int len = strlen(vhstrlist[vhstr]->pStr)+1;
 186         if (cbBuffer >= len)
 187         {
 188             if (lpszBuffer)
 189                 strcpy(lpszBuffer, vhstrlist[vhstr]->pStr);
 190             return len;
 191         }
 192     }
 193     return VCPN_FAIL;
 194 }
 195
 196 /***********************************************************************
 197  *              vsmStringCompare (not exported from a standard SETUPX.DLL, it seems)
 198  */
 199 INT16 WINAPI vsmStringCompare16(VHSTR vhstrA, VHSTR vhstrB)
 200 {
 201     if ((!VALID_VHSTR(vhstrA)) || (!VALID_VHSTR(vhstrB)))
 202         return VCPN_FAIL; /* correct ? */
 203     return strcmp(vhstrlist[vhstrA]->pStr, vhstrlist[vhstrB]->pStr);
 204 }
 205
 206 /***********************************************************************
 207  *              vsmGetStringRawName (SETUPX.208)
 208  */
 209 LPCSTR WINAPI vsmGetStringRawName16(VHSTR vhstr)
 210 {
 211     return (VALID_VHSTR(vhstr)) ? vhstrlist[vhstr]->pStr : NULL;
 212 }
 213
 214
 215 /***************************** VIRTNODE management ****************************/
 216 static LPVIRTNODE *pvnlist = NULL;
 217 static DWORD vn_num = 0;
 218 static DWORD vn_last = 0;
 219
 220 static RETERR16 VCP_VirtnodeCreate(const VCPFILESPEC *vfsSrc, const VCPFILESPEC *vfsDst,
 221                                    WORD fl, LPARAM lParam, LPEXPANDVTBL lpExpandVtbl)
 222 {
 223     HANDLE heap;
 224     LPVIRTNODE lpvn;
 225     RETERR16 cbres;
 226
 227     while (vn_last < vn_num)
 228     {
 229         if (pvnlist[vn_last] == NULL)
 230             break;
 231         vn_last++;
 232     }
 233     heap = GetProcessHeap();
 234     if (vn_last == vn_num)
 235     {
 236         vn_num += 20;
 237         if (pvnlist)
 238             pvnlist = HeapReAlloc(heap, HEAP_ZERO_MEMORY, pvnlist,
 239                                 sizeof(LPVIRTNODE *) * vn_num);
 240         else
 241             pvnlist = HeapAlloc(heap, HEAP_ZERO_MEMORY,
 242                                 sizeof(LPVIRTNODE *) * vn_num);
 243     }
 244     pvnlist[vn_last] = HeapAlloc(heap, HEAP_ZERO_MEMORY, sizeof(VIRTNODE));
 245     lpvn = pvnlist[vn_last];
 246     vn_last++;
 247
 248     lpvn->cbSize = sizeof(VIRTNODE);
 249
 250     if (vfsSrc)
 251         lpvn->vfsSrc = *vfsSrc;
 252
 253     if (vfsDst)
 254         lpvn->vfsDst = *vfsDst;
 255
 256     lpvn->fl = fl;
 257     lpvn->lParam = lParam;
 258     lpvn->lpExpandVtbl = lpExpandVtbl;
 259
 260     lpvn->vhstrDstFinalName = 0xffff; /* FIXME: what is this ? */
 261
 262     cbres = VCP_Callback(lpvn, VCPM_NODECREATE, 0, 0, VCP_MsgRef);
 263     lpvn->fl |= VFNL_CREATED;
 264     cbres = VCP_Callback(lpvn, VCPM_NODEACCEPT, 0, 0, VCP_MsgRef);
 265
 266     return OK;
 267 }
 268
 269 /***********************************************************************
 270  *              VcpOpen (SETUPX.200)
 271  *
 272  * Sets up a virtual copy operation.
 273  * This means that functions such as GenInstall()
 274  * create a VIRTNODE struct for every file to be touched in a .INF file
 275  * instead of actually touching the file.
 276  * The actual copy/move/rename gets started when VcpClose or
 277  * VcpFlush is called; several different callbacks are made
 278  * (copy, rename, open, close, version conflicts, ...) on every file copied.
 279  */
 280 RETERR16 WINAPI VcpOpen16(VIFPROC vifproc, LPARAM lparamMsgRef)
 281 {
 282     TRACE("(%p, %08lx)\n", vifproc, lparamMsgRef);
 283     if (VCP_opened)
 284         return ERR_VCP_BUSY;
 285
 286     VCP_Proc = (FARPROC16)vifproc;
 287     VCP_MsgRef = lparamMsgRef;
 288
 289     VCP_opened = TRUE;
 290     return OK;
 291 }
 292
 293 /***********************************************************************
 294  *              VcpQueueCopy            [SETUPX.13]
 295  *
 296  * lpExpandVtbl seems to be deprecated.
 297  * fl are the CNFL_xxx and VNFL_xxx flags.
 298  * lParam are the VNLP_xxx flags.
 299  */
 300 RETERR16 WINAPI VcpQueueCopy16(
 301         LPCSTR lpszSrcFileName, LPCSTR lpszDstFileName,
 302         LPCSTR lpszSrcDir, LPCSTR lpszDstDir,
 303         LOGDISKID16 ldidSrc, LOGDISKID16 ldidDst,
 304         LPEXPANDVTBL lpExpandVtbl,
 305         WORD fl, LPARAM lParam
 306 )
 307 {
 308     VCPFILESPEC vfsSrc, vfsDst;
 309
 310     if (!VCP_opened)
 311         return ERR_VCP_NOTOPEN;
 312
 313     TRACE("srcdir: %s, srcfile: %s, dstdir: %s, dstfile: %s\n",
 314       lpszSrcDir, lpszSrcFileName, lpszDstDir, lpszDstFileName);
 315
 316     TRACE("ldidSrc == %d, ldidDst == %d\n", ldidSrc, ldidDst);
 317
 318     vfsSrc.ldid = ldidSrc;
 319     vfsSrc.vhstrDir = vsmStringAdd16(lpszSrcDir);
 320     vfsSrc.vhstrFileName = vsmStringAdd16(lpszSrcFileName);
 321
 322     vfsDst.ldid = ldidDst;
 323     vfsDst.vhstrDir = vsmStringAdd16(lpszDstDir);
 324     vfsDst.vhstrFileName = vsmStringAdd16(lpszDstFileName);
 325
 326     return VCP_VirtnodeCreate(&vfsSrc, &vfsDst, fl, lParam,
 327                     lpExpandVtbl);
 328 }
 329
 330 /***********************************************************************
 331  *              VcpQueueDelete          [SETUPX.17]
 332  *
 333  * Is lParamRef the same as lParam in VcpQueueCopy ?
 334  * Damn docu !! Err... which docu ?
 335  */
 336 RETERR16 WINAPI VcpQueueDelete16(
 337         LPCSTR lpszDstFileName,
 338         LPCSTR lpszDstDir,
 339         LOGDISKID16 ldidDst,
 340         LPARAM lParamRef
 341 )
 342 {
 343     VCPFILESPEC vfsDst;
 344
 345     if (!VCP_opened)
 346         return ERR_VCP_NOTOPEN;
 347
 348     vfsDst.ldid = ldidDst;
 349     vfsDst.vhstrDir = vsmStringAdd16(lpszDstDir);
 350     vfsDst.vhstrFileName = vsmStringAdd16(lpszDstFileName);
 351
 352     return VCP_VirtnodeCreate(NULL, &vfsDst, VNFL_DELETE, lParamRef, 0);
 353 }
 354
 355 /***********************************************************************
 356  *              VcpQueueRename          [SETUPX.204]
 357  *
 358  */
 359 RETERR16 WINAPI VcpQueueRename16(
 360         LPCSTR lpszSrcFileName, LPCSTR lpszDstFileName,
 361         LPCSTR lpszSrcDir, LPCSTR lpszDstDir,
 362         LOGDISKID16 ldidSrc, LOGDISKID16 ldidDst,
 363         LPARAM lParam
 364 )
 365 {
 366     VCPFILESPEC vfsSrc, vfsDst;
 367
 368     if (!VCP_opened)
 369         return ERR_VCP_NOTOPEN;
 370
 371     vfsSrc.ldid = ldidSrc;
 372     vfsSrc.vhstrDir = vsmStringAdd16(lpszSrcDir);
 373     vfsSrc.vhstrFileName = vsmStringAdd16(lpszSrcFileName);
 374
 375     vfsDst.ldid = ldidDst;
 376     vfsDst.vhstrDir = vsmStringAdd16(lpszDstDir);
 377     vfsDst.vhstrFileName = vsmStringAdd16(lpszDstFileName);
 378
 379     return VCP_VirtnodeCreate(&vfsSrc, &vfsDst, VNFL_RENAME, lParam,
 380                     0);
 381 }
 382
 383 /***********************************************************************
 384  *              VcpEnumFiles (SETUPX.@)
 385  */
 386 INT16 WINAPI VcpEnumFiles(VCPENUMPROC vep, LPARAM lParamRef)
 387 {
 388     WORD n;
 389
 390     for (n = 0; n < vn_last; n++)
 391         vep(pvnlist[n], lParamRef);
 392
 393     return 0; /* FIXME: return value ? */
 394 }
 395
 396 /***********************************************************************
 397  *              VcpExplain (SETUPX.411)
 398  */
 399 LPCSTR WINAPI VcpExplain16(LPVIRTNODE lpVn, DWORD dwWhat)
 400 {
 401     static char buffer[MAX_PATH]; /* FIXME: is this how it's done ? */
 402     buffer[0] = '\0';
 403     switch (dwWhat)
 404     {
 405         case VCPEX_SRC_FULL:
 406         case VCPEX_DST_FULL:
 407             {
 408                 LPVCPFILESPEC lpvfs =
 409                     (dwWhat == VCPEX_SRC_FULL) ?  &lpVn->vfsSrc : &lpVn->vfsDst;
 410
 411                 /* if we have an ldid, use it, otherwise use the string */
 412                 /* from the vhstrlist array */
 413                 if (lpvfs->ldid != 0xffff)
 414                   CtlGetLddPath16(lpvfs->ldid, buffer);
 415                 else
 416                   strcat(buffer, vsmGetStringRawName16(lpvfs->vhstrDir));
 417
 418                 strcat(buffer, "\\");
 419                 strcat(buffer, vsmGetStringRawName16(lpvfs->vhstrFileName));
 420             }
 421             break;
 422         default:
 423             FIXME("%d unimplemented !\n", dwWhat);
 424             strcpy(buffer, "Unknown error");
 425             break;
 426     }
 427     return buffer;
 428 }
 429
 430 static RETERR16 VCP_CheckPaths(void)
 431 {
 432     DWORD n;
 433     LPVIRTNODE lpvn;
 434     RETERR16 cbres;
 435
 436     cbres = VCP_Callback(&vcp_status, VCPM_VSTATPATHCHECKSTART, 0, 0, VCP_MsgRef);
 437     for (n = 0; n < vn_num; n++)
 438     {
 439         lpvn = pvnlist[n];
 440         if (!lpvn) continue;
 441         /* FIXME: check paths of all VIRTNODEs here ! */
 442         cbres = VCP_Callback(&lpvn->vfsDst, VCPM_CHECKPATH, 0, (DWORD)lpvn, VCP_MsgRef);
 443     }
 444     cbres = VCP_Callback(&vcp_status, VCPM_VSTATPATHCHECKEND, 0, 0, VCP_MsgRef);
 445     return OK;
 446 }
 447
 448 static RETERR16 VCP_CopyFiles(void)
 449 {
 450     char fn_src[MAX_PATH], fn_dst[MAX_PATH];
 451     RETERR16 res = OK, cbres;
 452     DWORD n;
 453     LPVIRTNODE lpvn;
 454
 455     cbres = VCP_Callback(&vcp_status, VCPM_VSTATCOPYSTART, 0, 0, VCP_MsgRef);
 456     for (n = 0; n < vn_num; n++)
 457     {
 458         lpvn = pvnlist[n];
 459         if ((!lpvn) || ((lpvn->fl & VNFL_NODE_TYPE) != VNFL_COPY)) continue;
 460         /* FIXME: need to send VCPM_VSTATNEWDISK notification sometimes */
 461         strcpy(fn_src, VcpExplain16(lpvn, VCPEX_SRC_FULL));
 462         strcpy(fn_dst, VcpExplain16(lpvn, VCPEX_DST_FULL));
 463         /* FIXME: what is this VCPM_VSTATWRITE here for ?
 464          * I guess it's to signal successful destination file creation */
 465         cbres = VCP_Callback(&vcp_status, VCPM_VSTATWRITE, 0, 0, VCP_MsgRef);
 466
 467         /* FIXME: need to do the file copy in small chunks for notifications */
 468         TRACE("copying '%s' to '%s'\n", fn_src, fn_dst);
 469         /* perform the file copy */
 470         if (!(CopyFileA(fn_src, fn_dst,
 471                (lpvn->fl & VNLP_COPYIFEXISTS) ? FALSE : TRUE )))
 472         {
 473             ERR("error copying, src: %s -> dst: %s\n", fn_src, fn_dst);
 474             res = ERR_VCP_IOFAIL;
 475         }
 476
 477         vcp_status.prgFileRead.dwSoFar++;
 478         cbres = VCP_Callback(&vcp_status, VCPM_VSTATREAD, 0, 0, VCP_MsgRef);
 479         vcp_status.prgFileWrite.dwSoFar++;
 480         cbres = VCP_Callback(&vcp_status, VCPM_VSTATWRITE, 0, 0, VCP_MsgRef);
 481     }
 482
 483     cbres = VCP_Callback(&vcp_status, VCPM_VSTATCOPYEND, 0, 0, VCP_MsgRef);
 484     return res;
 485 }
 486
 487 /***********************************************************************
 488  *              VcpFlush - internal (not exported), but documented
 489  *
 490  * VNFL_NOW is used for VcpFlush.
 491  */
 492 RETERR16 VcpFlush16(WORD fl, LPCSTR lpszBackupDest)
 493 {
 494     return OK;
 495 }
 496
 497 /***********************************************************************
 498  *              VcpClose (SETUPX.201)
 499  *
 500  * Does callbacks (-> vifproc) with VCPM_VSTATCLOSESTART,
 501  * VCPM_VSTATCLOSEEND.
 502  *
 503  * fl gets VCPFL_xxx flags to indicate what to do with the
 504  * VIRTNODEs (files to mess with) created by e.g. GenInstall()
 505  */
 506 RETERR16 WINAPI VcpClose16(WORD fl, LPCSTR lpszBackupDest)
 507 {
 508     RETERR16 res = OK;
 509     WORD cbres = VCPN_PROCEED;
 510
 511     TRACE("(%04x, '%s')\n", fl, lpszBackupDest);
 512
 513     /* FIXME: needs to sort VIRTNODEs in case VCPFL_INSPECIFIEDORDER
 514      * is not set. This is done by VCP_Callback(VCPM_NODECOMPARE) */
 515
 516     TRACE("#1\n");
 517     memset(&vcp_status, 0, sizeof(VCPSTATUS));
 518     /* yes, vcp_status.cbSize is 0 ! */
 519     TRACE("#2\n");
 520     cbres = VCP_Callback(&vcp_status, VCPM_VSTATCLOSESTART, 0, 0, VCP_MsgRef);
 521     TRACE("#3\n");
 522
 523     res = VCP_CheckPaths();
 524     TRACE("#4\n");
 525     if (res != OK)
 526         return res; /* is this ok ? */
 527     VCP_CopyFiles();
 528
 529     TRACE("#5\n");
 530     cbres = VCP_Callback(&vcp_status, VCPM_VSTATCLOSEEND, 0, 0, VCP_MsgRef);
 531     TRACE("#6\n");
 532     VCP_Proc = NULL;
 533     VCP_opened = FALSE;
 534     return OK;
 535 }
 536
 537 /***********************************************************************
 538  *              vcpDefCallbackProc (SETUPX.202)
 539  */
 540 RETERR16 WINAPI vcpDefCallbackProc16(LPVOID lpvObj, UINT16 uMsg, WPARAM wParam,
 541                                         LPARAM lParam, LPARAM lParamRef)
 542 {
 543     static int count = 0;
 544     if (count < 10)
 545         FIXME("(%p, %04x, %04lx, %08lx, %08lx) - what to do here ?\n",
 546                 lpvObj, uMsg, wParam, lParam, lParamRef);
 547     count++;
 548     return OK;
 549 }
 550
 551 /********************* point-and-click stuff from here ***********************/
 552
 553 static HWND hDlgCopy = 0;
 554 static HKEY hKeyFiles = 0, hKeyRename = 0, hKeyConflict = 0;
 555 static char BackupDir[12];
 556
 557 static INT_PTR CALLBACK VCP_UI_FileCopyDlgProc(HWND hWndDlg, UINT iMsg, WPARAM wParam, LPARAM lParam)
 558 {
 559     INT_PTR retval = FALSE;
 560
 561     if (iMsg == WM_INITDIALOG)
 562     {
 563         ShowWindow(hWndDlg, SW_SHOWNORMAL);
 564         UpdateWindow(hWndDlg);
 565         retval = TRUE;
 566     }
 567     return retval;
 568 }
 569
 570 static BOOL VCP_UI_GetDialogTemplate(LPCVOID *template32)
 571 {
 572     HRSRC hResInfo;
 573     HGLOBAL hDlgTmpl32;
 574
 575     if (!(hResInfo = FindResourceA(SETUPAPI_hInstance, MAKEINTRESOURCEA(COPYFILEDLGORD), (LPSTR)RT_DIALOG)))
 576         return FALSE;
 577     if (!(hDlgTmpl32 = LoadResource(SETUPAPI_hInstance, hResInfo )) ||
 578         !(*template32 = LockResource( hDlgTmpl32 )))
 579         return FALSE;
 580     return TRUE;
 581 }
 582
 583 static LRESULT WINAPI
 584 VCP_UI_FileCopyWndProc (HWND hwnd, UINT uMsg, WPARAM wParam, LPARAM lParam)
 585 {
 586     if (uMsg != WM_CREATE)
 587         return DefWindowProcA (hwnd, uMsg, wParam, lParam);
 588
 589     switch (uMsg)
 590     {
 591         case WM_CREATE:
 592             return 0;
 593         default:
 594             FIXME("%04x: unhandled.\n", uMsg);
 595     }
 596
 597     return 0;
 598 }
 599
 600 static void VCP_UI_RegisterProgressClass(void)
 601 {
 602     static BOOL registered = FALSE;
 603     WNDCLASSA wndClass;
 604
 605     if (registered)
 606         return;
 607
 608     registered = TRUE;
 609     ZeroMemory (&wndClass, sizeof(WNDCLASSA));
 610     wndClass.style         = CS_GLOBALCLASS | CS_DBLCLKS | CS_HREDRAW | CS_VREDRAW;
 611     wndClass.lpfnWndProc   = VCP_UI_FileCopyWndProc;
 612     wndClass.cbClsExtra    = 0;
 613     wndClass.cbWndExtra    = 0;
 614     wndClass.hCursor       = LoadCursorA (0, (LPSTR)IDC_ARROW);
 615     wndClass.hbrBackground = NULL;
 616     wndClass.lpszClassName = "setupx_progress";
 617
 618     RegisterClassA (&wndClass);
 619 }
 620
 621 static RETERR16 VCP_UI_NodeCompare(LPVIRTNODE vn1, LPVIRTNODE vn2)
 622 {
 623     LPCSTR file1, file2;
 624     file1 = vsmGetStringRawName16(vn1->vfsSrc.vhstrFileName);
 625     file2 = vsmGetStringRawName16(vn2->vfsSrc.vhstrFileName);
 626     return (RETERR16)strcmp(file1, file2);
 627 }
 628
 629 static RETERR16 VCP_UI_CopyStart(void)
 630 {
 631     LPCVOID template32;
 632     char buf[256]; /* plenty */
 633     BOOL dirty;
 634     DWORD len;
 635
 636     /* FIXME: should be registered at DLL startup instead */
 637     VCP_UI_RegisterProgressClass();
 638     if (!(VCP_UI_GetDialogTemplate(&template32)))
 639         return VCPN_FAIL;
 640
 641     if (vn_num > 10)  /* hack */
 642     {
 643         hDlgCopy = CreateDialogIndirectParamA(SETUPAPI_hInstance, template32, 0,
 644                                               VCP_UI_FileCopyDlgProc, 0);
 645         if (!hDlgCopy)
 646             return VCPN_FAIL;
 647         SetDlgItemTextA(hDlgCopy, SOURCESTRORD, "Scanning ...");
 648         SetDlgItemTextA(hDlgCopy, DESTSTRORD, "NOT_IMPLEMENTED_YET");
 649     }
 650     strcpy(buf, REG_INSTALLEDFILES);
 651     if (RegCreateKeyA(HKEY_LOCAL_MACHINE, buf, &hKeyFiles))
 652         return VCPN_FAIL;
 653     strcat(buf, REGPART_RENAME);
 654     if (RegCreateKeyA(HKEY_LOCAL_MACHINE, buf, &hKeyRename))
 655         return VCPN_FAIL;
 656     if (RegCreateKeyA(HKEY_LOCAL_MACHINE, REG_VERSIONCONFLICT, &hKeyConflict))
 657         return VCPN_FAIL;
 658     len = 1;
 659     if (!(RegQueryValueExA(hKeyConflict, "Dirty", NULL, 0, (LPBYTE)&dirty, &len)))
 660     {
 661         /* FIXME: what does SETUPX.DLL do in this case ? */
 662         MESSAGE("Warning: another program using SETUPX is already running ! Failed.\n");
 663         return VCPN_FAIL;
 664     }
 665     dirty = TRUE;
 666     if (RegSetValueExA(hKeyConflict, "Dirty", 0, REG_BINARY, (LPBYTE)&dirty, 1))
 667         return VCPN_FAIL;
 668     len = 12;
 669     if (!(RegQueryValueExA(hKeyConflict, "BackupDirectory", NULL, 0, (LPBYTE)BackupDir, &len)))
 670         strcpy(BackupDir, "VCM");
 671
 672     /* create C:\WINDOWS\[BackupDir] and set registry key to it */
 673     GetWindowsDirectoryA(buf, 256);
 674     strcat(buf, "\\");
 675     strcat(buf, BackupDir);
 676     if (!(CreateDirectoryA(buf, NULL)))
 677         return VCPN_FAIL;
 678     if (RegSetValueExA(hKeyConflict, "BackupDirectory", 0, REG_SZ, (LPBYTE)buf, strlen(buf)+1))
 679         return VCPN_FAIL;
 680     RegCloseKey(hKeyConflict);
 681
 682     return VCPN_OK;
 683 }
 684
 685 /***********************************************************************
 686  *              vcpUICallbackProc (SETUPX.213)
 687  */
 688 RETERR16 WINAPI vcpUICallbackProc16(LPVOID lpvObj, UINT16 uMsg, WPARAM wParam,
 689                                         LPARAM lParam, LPARAM lParamRef)
 690 {
 691     static int count = 0;
 692     RETERR16 res = VCPN_OK, cbres;
 693
 694     if (count < 5)
 695         FIXME("(%p, %04x, %04lx, %08lx, %08lx) - semi-stub\n",
 696                 lpvObj, uMsg, wParam, lParam, lParamRef);
 697     count++;
 698     switch (uMsg)
 699     {
 700         /* unused messages, it seems */
 701         case VCPM_DISKPREPINFO:
 702
 703         case VCPM_FILENEEDED:
 704
 705         case VCPM_NODECREATE:
 706         case VCPM_NODEACCEPT:
 707
 708         case VCPM_VSTATCLOSESTART:
 709         case VCPM_VSTATPATHCHECKSTART:
 710         case VCPM_VSTATPATHCHECKEND:
 711
 712         case VCPM_CHECKPATH:
 713             break;
 714
 715         /* the real stuff */
 716         case VCPM_NODECOMPARE:
 717             res = VCP_UI_NodeCompare((LPVIRTNODE)lpvObj, (LPVIRTNODE)lParam);
 718             break;
 719         case VCPM_VSTATREAD:
 720             break;
 721         case VCPM_VSTATWRITE:
 722             cbres = VCP_Callback(&vcp_status, VCPM_DISKPREPINFO, 0, 0, VCP_MsgRef);
 723             break;
 724         case VCPM_VSTATCLOSEEND:
 725             RegCloseKey(hKeyFiles);
 726             RegCloseKey(hKeyRename);
 727             RegDeleteKeyA(HKEY_LOCAL_MACHINE, REG_VERSIONCONFLICT);
 728             break;
 729         case VCPM_VSTATCOPYSTART:
 730             res = VCP_UI_CopyStart();
 731             break;
 732         case VCPM_VSTATCOPYEND:
 733             if (hDlgCopy) DestroyWindow(hDlgCopy);
 734             break;
 735         default:
 736             FIXME("unhandled msg 0x%04x\n", uMsg);
 737     }
 738     return res;
 739 }