dlls/shell32/shlexec.c

   1 /*
   2  *                              Shell Library Functions
   3  *
   4  * Copyright 1998 Marcus Meissner
   5  * Copyright 2002 Eric Pouech
   6  *
   7  * This library is free software; you can redistribute it and/or
   8  * modify it under the terms of the GNU Lesser General Public
   9  * License as published by the Free Software Foundation; either
  10  * version 2.1 of the License, or (at your option) any later version.
  11  *
  12  * This library is distributed in the hope that it will be useful,
  13  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  14  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  15  * Lesser General Public License for more details.
  16  *
  17  * You should have received a copy of the GNU Lesser General Public
  18  * License along with this library; if not, write to the Free Software
  19  * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
  20  */
  21
  22 #include "config.h"
  23 #include "wine/port.h"
  24
  25 #include <stdlib.h>
  26 #include <string.h>
  27 #include <stdarg.h>
  28 #include <stdio.h>
  29 #ifdef HAVE_UNISTD_H
  30 # include <unistd.h>
  31 #endif
  32 #include <ctype.h>
  33 #include <assert.h>
  34
  35 #include "windef.h"
  36 #include "winbase.h"
  37 #include "winerror.h"
  38 #include "winreg.h"
  39 #include "wownt32.h"
  40 #include "heap.h"
  41 #include "shellapi.h"
  42 #include "wingdi.h"
  43 #include "winuser.h"
  44 #include "shlobj.h"
  45 #include "shlwapi.h"
  46 #include "ddeml.h"
  47
  48 #include "wine/winbase16.h"
  49 #include "shell32_main.h"
  50 #include "undocshell.h"
  51
  52 #include "wine/debug.h"
  53
  54 WINE_DEFAULT_DEBUG_CHANNEL(exec);
  55
  56 /***********************************************************************
  57  * this function is supposed to expand the escape sequences found in the registry
  58  * some diving reported that the following were used:
  59  * + %1, %2...  seem to report to parameter of index N in ShellExecute pmts
  60  *      %1 file
  61  *      %2 printer
  62  *      %3 driver
  63  *      %4 port
  64  * %I address of a global item ID (explorer switch /idlist)
  65  * %L seems to be %1 as long filename followed by the 8+3 variation
  66  * %S ???
  67  * %* all following parameters (see batfile)
  68  */
  69 static BOOL argify(char* res, int len, const char* fmt, const char* lpFile)
  70 {
  71     char        xlpFile[1024];
  72     BOOL        done = FALSE;
  73
  74     while (*fmt)
  75     {
  76         if (*fmt == '%')
  77         {
  78             switch (*++fmt)
  79             {
  80             case '\0':
  81             case '%':
  82                 *res++ = '%';
  83                 break;
  84             case '1':
  85             case '*':
  86                 if (!done || (*fmt == '1'))
  87                 {
  88                     if (SearchPathA(NULL, lpFile, ".exe", sizeof(xlpFile), xlpFile, NULL))
  89                     {
  90                         strcpy(res, xlpFile);
  91                         res += strlen(xlpFile);
  92                     }
  93                     else
  94                     {
  95                         strcpy(res, lpFile);
  96                         res += strlen(lpFile);
  97                     }
  98                 }
  99                 break;
 100             /*
 101              * IE uses this alot for activating things such as windows media
 102              * player. This is not verified to be fully correct but it appears
 103              * to work just fine.
 104              */
 105             case 'L':
 106                 strcpy(res,lpFile);
 107                 res += strlen(lpFile);
 108                 break;
 109
 110             default: FIXME("Unknown escape sequence %%%c\n", *fmt);
 111             }
 112             fmt++;
 113             done = TRUE;
 114         }
 115         else
 116             *res++ = *fmt++;
 117     }
 118     *res = '\0';
 119     return done;
 120 }
 121
 122 /*************************************************************************
 123  *      SHELL_ExecuteA [Internal]
 124  *
 125  */
 126 static UINT SHELL_ExecuteA(char *lpCmd, LPSHELLEXECUTEINFOA sei, BOOL shWait)
 127 {
 128     STARTUPINFOA  startup;
 129     PROCESS_INFORMATION info;
 130     UINT retval = 31;
 131
 132     TRACE("Execute %s from directory %s\n", lpCmd, sei->lpDirectory);
 133     ZeroMemory(&startup,sizeof(STARTUPINFOA));
 134     startup.cb = sizeof(STARTUPINFOA);
 135     startup.dwFlags = STARTF_USESHOWWINDOW;
 136     startup.wShowWindow = sei->nShow;
 137     if (CreateProcessA(NULL, lpCmd, NULL, NULL, FALSE, 0,
 138                        NULL, sei->lpDirectory, &startup, &info))
 139     {
 140         /* Give 30 seconds to the app to come up, if desired. Probably only needed
 141            when starting app immediately before making a DDE connection. */
 142         if (shWait)
 143             if (WaitForInputIdle( info.hProcess, 30000 ) == -1)
 144                 WARN("WaitForInputIdle failed: Error %ld\n", GetLastError() );
 145         retval = 33;
 146         if(sei->fMask & SEE_MASK_NOCLOSEPROCESS)
 147             sei->hProcess = info.hProcess;
 148         else
 149             CloseHandle( info.hProcess );
 150         CloseHandle( info.hThread );
 151     }
 152     else if ((retval = GetLastError()) >= 32)
 153     {
 154         FIXME("Strange error set by CreateProcess: %d\n", retval);
 155         retval = ERROR_BAD_FORMAT;
 156     }
 157
 158     sei->hInstApp = (HINSTANCE)retval;
 159     return retval;
 160 }
 161
 162 /***********************************************************************
 163  *           SHELL_TryAppPath
 164  *
 165  * Helper function for SHELL_FindExecutable
 166  * @param lpResult - pointer to a buffer of size MAX_PATH
 167  * On entry: szName is a filename (probably without path separators).
 168  * On exit: if szName found in "App Path", place full path in lpResult, and return true
 169  */
 170 static BOOL SHELL_TryAppPath( LPCSTR szName, LPSTR lpResult)
 171 {
 172     HKEY hkApp = 0;
 173     char szAppKey[256];
 174     LONG len;
 175     LONG res;
 176     BOOL found = FALSE;
 177
 178     sprintf(szAppKey, "Software\\Microsoft\\Windows\\CurrentVersion\\App Paths\\%s", szName);
 179     res = RegOpenKeyExA(HKEY_LOCAL_MACHINE, szAppKey, 0, KEY_READ, &hkApp);
 180     if (res) {
 181         /*TRACE("RegOpenKeyExA(HKEY_LOCAL_MACHINE, %s,) returns %ld\n", szAppKey, res);*/
 182         goto end;
 183     }
 184
 185     len = MAX_PATH;
 186     res = RegQueryValueA(hkApp, NULL, lpResult, &len);
 187     if (res) {
 188         /*TRACE("RegQueryValueA(hkApp, NULL,) returns %ld\n", res);*/
 189         goto end;
 190     }
 191     /*TRACE("%s -> %s\n", szName, lpResult);*/
 192     found = TRUE;
 193
 194 end:
 195     if (hkApp) RegCloseKey(hkApp);
 196     return found;
 197 }
 198
 199 /*************************************************************************
 200  *      SHELL_FindExecutable [Internal]
 201  *
 202  * Utility for code sharing between FindExecutable and ShellExecute
 203  * in:
 204  *      lpFile the name of a file
 205  *      lpOperation the operation on it (open)
 206  * out:
 207  *      lpResult a buffer, big enough :-(, to store the command to do the
 208  *              operation on the file
 209  *      key a buffer, big enough, to get the key name to do actually the
 210  *              command (it'll be used afterwards for more information
 211  *              on the operation)
 212  */
 213 static UINT SHELL_FindExecutable(LPCSTR lpPath, LPCSTR lpFile, LPCSTR lpOperation,
 214                                  LPSTR lpResult, LPSTR key)
 215 {
 216     char *extension = NULL; /* pointer to file extension */
 217     char tmpext[5];         /* local copy to mung as we please */
 218     char filetype[256];     /* registry name for this filetype */
 219     LONG filetypelen = 256; /* length of above */
 220     char command[256];      /* command from registry */
 221     LONG commandlen = 256;  /* This is the most DOS can handle :) */
 222     char buffer[256];       /* Used to GetProfileString */
 223     UINT retval = 31;  /* default - 'No association was found' */
 224     char *tok;              /* token pointer */
 225     char xlpFile[256] = ""; /* result of SearchPath */
 226
 227     TRACE("%s\n", (lpFile != NULL) ? lpFile : "-");
 228
 229     lpResult[0] = '\0'; /* Start off with an empty return string */
 230     if (key) *key = '\0';
 231
 232     /* trap NULL parameters on entry */
 233     if ((lpFile == NULL) || (lpResult == NULL) || (lpOperation == NULL))
 234     {
 235         WARN("(lpFile=%s,lpResult=%s,lpOperation=%s): NULL parameter\n",
 236              lpFile, lpOperation, lpResult);
 237         return 2; /* File not found. Close enough, I guess. */
 238     }
 239
 240     if (SHELL_TryAppPath( lpFile, lpResult ))
 241     {
 242         TRACE("found %s via App Paths\n", lpResult);
 243         return 33;
 244     }
 245
 246     if (SearchPathA(lpPath, lpFile, ".exe", sizeof(xlpFile), xlpFile, NULL))
 247     {
 248         TRACE("SearchPathA returned non-zero\n");
 249         lpFile = xlpFile;
 250         /* Hey, isn't this value ignored?  Why make this call?  Shouldn't we return here?  --dank*/
 251     }
 252
 253     /* First thing we need is the file's extension */
 254     extension = strrchr(xlpFile, '.'); /* Assume last "." is the one; */
 255                                        /* File->Run in progman uses */
 256                                        /* .\FILE.EXE :( */
 257     TRACE("xlpFile=%s,extension=%s\n", xlpFile, extension);
 258
 259     if ((extension == NULL) || (extension == &xlpFile[strlen(xlpFile)]))
 260     {
 261         WARN("Returning 31 - No association\n");
 262         return 31; /* no association */
 263     }
 264
 265     /* Make local copy & lowercase it for reg & 'programs=' lookup */
 266     lstrcpynA(tmpext, extension, 5);
 267     CharLowerA(tmpext);
 268     TRACE("%s file\n", tmpext);
 269
 270     /* Three places to check: */
 271     /* 1. win.ini, [windows], programs (NB no leading '.') */
 272     /* 2. Registry, HKEY_CLASS_ROOT\<filetype>\shell\open\command */
 273     /* 3. win.ini, [extensions], extension (NB no leading '.' */
 274     /* All I know of the order is that registry is checked before */
 275     /* extensions; however, it'd make sense to check the programs */
 276     /* section first, so that's what happens here. */
 277
 278     /* See if it's a program - if GetProfileString fails, we skip this
 279      * section. Actually, if GetProfileString fails, we've probably
 280      * got a lot more to worry about than running a program... */
 281     if (GetProfileStringA("windows", "programs", "exe pif bat cmd com",
 282                           buffer, sizeof(buffer)) > 0)
 283     {
 284         UINT i;
 285
 286         for (i = 0;i<strlen(buffer); i++) buffer[i] = tolower(buffer[i]);
 287
 288         tok = strtok(buffer, " \t"); /* ? */
 289         while (tok!= NULL)
 290         {
 291             if (strcmp(tok, &tmpext[1]) == 0) /* have to skip the leading "." */
 292             {
 293                 strcpy(lpResult, xlpFile);
 294                 /* Need to perhaps check that the file has a path
 295                  * attached */
 296                 TRACE("found %s\n", lpResult);
 297                 return 33;
 298
 299                 /* Greater than 32 to indicate success FIXME According to the
 300                  * docs, I should be returning a handle for the
 301                  * executable. Does this mean I'm supposed to open the
 302                  * executable file or something? More RTFM, I guess... */
 303             }
 304             tok = strtok(NULL, " \t");
 305         }
 306     }
 307
 308     /* Check registry */
 309     if (RegQueryValueA(HKEY_CLASSES_ROOT, tmpext, filetype,
 310                        &filetypelen) == ERROR_SUCCESS)
 311     {
 312         filetype[filetypelen] = '\0';
 313         TRACE("File type: %s\n", filetype);
 314
 315         /* Looking for ...buffer\shell\lpOperation\command */
 316         strcat(filetype, "\\shell\\");
 317         strcat(filetype, lpOperation);
 318         strcat(filetype, "\\command");
 319
 320         if (RegQueryValueA(HKEY_CLASSES_ROOT, filetype, command,
 321                            &commandlen) == ERROR_SUCCESS)
 322         {
 323             if (key) strcpy(key, filetype);
 324 #if 0
 325             LPSTR tmp;
 326             char param[256];
 327             LONG paramlen = 256;
 328
 329             /* FIXME: it seems all Windows version don't behave the same here.
 330              * the doc states that this ddeexec information can be found after
 331              * the exec names.
 332              * on Win98, it doesn't appear, but I think it does on Win2k
 333              */
 334             /* Get the parameters needed by the application
 335                from the associated ddeexec key */
 336             tmp = strstr(filetype, "command");
 337             tmp[0] = '\0';
 338             strcat(filetype, "ddeexec");
 339
 340             if (RegQueryValueA(HKEY_CLASSES_ROOT, filetype, param, &paramlen) == ERROR_SUCCESS)
 341             {
 342                 strcat(command, " ");
 343                 strcat(command, param);
 344                 commandlen += paramlen;
 345             }
 346 #endif
 347             command[commandlen] = '\0';
 348             argify(lpResult, sizeof(lpResult), command, xlpFile);
 349             retval = 33; /* FIXME see above */
 350         }
 351     }
 352     else /* Check win.ini */
 353     {
 354         /* Toss the leading dot */
 355         extension++;
 356         if (GetProfileStringA("extensions", extension, "", command,
 357                               sizeof(command)) > 0)
 358         {
 359             if (strlen(command) != 0)
 360             {
 361                 strcpy(lpResult, command);
 362                 tok = strstr(lpResult, "^"); /* should be ^.extension? */
 363                 if (tok != NULL)
 364                 {
 365                     tok[0] = '\0';
 366                     strcat(lpResult, xlpFile); /* what if no dir in xlpFile? */
 367                     tok = strstr(command, "^"); /* see above */
 368                     if ((tok != NULL) && (strlen(tok)>5))
 369                     {
 370                         strcat(lpResult, &tok[5]);
 371                     }
 372                 }
 373                 retval = 33; /* FIXME - see above */
 374             }
 375         }
 376     }
 377
 378     TRACE("returning %s\n", lpResult);
 379     return retval;
 380 }
 381
 382 /******************************************************************
 383  *              dde_cb
 384  *
 385  * callback for the DDE connection. not really usefull
 386  */
 387 static HDDEDATA CALLBACK dde_cb(UINT uType, UINT uFmt, HCONV hConv,
 388                                 HSZ hsz1, HSZ hsz2,
 389                                 HDDEDATA hData, DWORD dwData1, DWORD dwData2)
 390 {
 391     return NULL;
 392 }
 393
 394 /******************************************************************
 395  *              dde_connect
 396  *
 397  * ShellExecute helper. Used to do an operation with a DDE connection
 398  *
 399  * Handles both the direct connection (try #1), and if it fails,
 400  * launching an application and trying (#2) to connect to it
 401  *
 402  */
 403 static unsigned dde_connect(char* key, char* start, char* ddeexec,
 404                             const char* lpFile,
 405                             LPSHELLEXECUTEINFOA sei, SHELL_ExecuteA1632 execfunc)
 406 {
 407     char*       endkey = key + strlen(key);
 408     char        app[256], topic[256], ifexec[256], res[256];
 409     LONG        applen, topiclen, ifexeclen;
 410     char*       exec;
 411     DWORD       ddeInst = 0;
 412     DWORD       tid;
 413     HSZ         hszApp, hszTopic;
 414     HCONV       hConv;
 415     unsigned    ret = 31;
 416
 417     strcpy(endkey, "\\application");
 418     applen = sizeof(app);
 419     if (RegQueryValueA(HKEY_CLASSES_ROOT, key, app, &applen) != ERROR_SUCCESS)
 420     {
 421         FIXME("default app name NIY %s\n", key);
 422         return 2;
 423     }
 424
 425     strcpy(endkey, "\\topic");
 426     topiclen = sizeof(topic);
 427     if (RegQueryValueA(HKEY_CLASSES_ROOT, key, topic, &topiclen) != ERROR_SUCCESS)
 428     {
 429         strcpy(topic, "System");
 430     }
 431
 432     if (DdeInitializeA(&ddeInst, dde_cb, APPCMD_CLIENTONLY, 0L) != DMLERR_NO_ERROR)
 433     {
 434         return 2;
 435     }
 436
 437     hszApp = DdeCreateStringHandleA(ddeInst, app, CP_WINANSI);
 438     hszTopic = DdeCreateStringHandleA(ddeInst, topic, CP_WINANSI);
 439
 440     hConv = DdeConnect(ddeInst, hszApp, hszTopic, NULL);
 441     exec = ddeexec;
 442     if (!hConv)
 443     {
 444         TRACE("Launching '%s'\n", start);
 445         ret = execfunc(start, sei, TRUE);
 446         if (ret < 32)
 447         {
 448             TRACE("Couldn't launch\n");
 449             goto error;
 450         }
 451         hConv = DdeConnect(ddeInst, hszApp, hszTopic, NULL);
 452         if (!hConv)
 453         {
 454             TRACE("Couldn't connect. ret=%d\n", ret);
 455             ret = 30; /* whatever */
 456             goto error;
 457         }
 458         strcpy(endkey, "\\ifexec");
 459         ifexeclen = sizeof(ifexec);
 460         if (RegQueryValueA(HKEY_CLASSES_ROOT, key, ifexec, &ifexeclen) == ERROR_SUCCESS)
 461         {
 462             exec = ifexec;
 463         }
 464     }
 465
 466     argify(res, sizeof(res), exec, lpFile);
 467     TRACE("%s %s => %s\n", exec, lpFile, res);
 468
 469     ret = (DdeClientTransaction(res, strlen(res) + 1, hConv, 0L, 0,
 470                                 XTYP_EXECUTE, 10000, &tid) != DMLERR_NO_ERROR) ? 31 : 33;
 471     DdeDisconnect(hConv);
 472  error:
 473     DdeUninitialize(ddeInst);
 474     return ret;
 475 }
 476
 477 /*************************************************************************
 478  *      execute_from_key [Internal]
 479  */
 480 static UINT execute_from_key(LPSTR key, LPCSTR lpFile, LPSHELLEXECUTEINFOA sei, SHELL_ExecuteA1632 execfunc)
 481 {
 482     char cmd[1024] = "";
 483     LONG cmdlen = sizeof(cmd);
 484     UINT retval = 31;
 485
 486     /* Get the application for the registry */
 487     if (RegQueryValueA(HKEY_CLASSES_ROOT, key, cmd, &cmdlen) == ERROR_SUCCESS)
 488     {
 489         LPSTR tmp;
 490         char param[256] = "";
 491         LONG paramlen = 256;
 492
 493         /* Get the parameters needed by the application
 494            from the associated ddeexec key */
 495         tmp = strstr(key, "command");
 496         assert(tmp);
 497         strcpy(tmp, "ddeexec");
 498
 499         if (RegQueryValueA(HKEY_CLASSES_ROOT, key, param, &paramlen) == ERROR_SUCCESS)
 500         {
 501             TRACE("Got ddeexec %s => %s\n", key, param);
 502             retval = dde_connect(key, cmd, param, lpFile, sei, execfunc);
 503         }
 504         else
 505         {
 506             /* Is there a replace() function anywhere? */
 507             cmd[cmdlen] = '\0';
 508             argify(param, sizeof(param), cmd, lpFile);
 509             retval = execfunc(param, sei, FALSE);
 510         }
 511     }
 512     else TRACE("ooch\n");
 513
 514     return retval;
 515 }
 516
 517 /*************************************************************************
 518  * FindExecutableA                      [SHELL32.@]
 519  */
 520 HINSTANCE WINAPI FindExecutableA(LPCSTR lpFile, LPCSTR lpDirectory, LPSTR lpResult)
 521 {
 522     UINT retval = 31;    /* default - 'No association was found' */
 523     char old_dir[1024];
 524
 525     TRACE("File %s, Dir %s\n",
 526           (lpFile != NULL ? lpFile : "-"), (lpDirectory != NULL ? lpDirectory : "-"));
 527
 528     lpResult[0] = '\0'; /* Start off with an empty return string */
 529
 530     /* trap NULL parameters on entry */
 531     if ((lpFile == NULL) || (lpResult == NULL))
 532     {
 533         /* FIXME - should throw a warning, perhaps! */
 534         return (HINSTANCE)2; /* File not found. Close enough, I guess. */
 535     }
 536
 537     if (lpDirectory)
 538     {
 539         GetCurrentDirectoryA(sizeof(old_dir), old_dir);
 540         SetCurrentDirectoryA(lpDirectory);
 541     }
 542
 543     retval = SHELL_FindExecutable(lpDirectory, lpFile, "open", lpResult, NULL);
 544
 545     TRACE("returning %s\n", lpResult);
 546     if (lpDirectory)
 547         SetCurrentDirectoryA(old_dir);
 548     return (HINSTANCE)retval;
 549 }
 550
 551 /*************************************************************************
 552  * FindExecutableW                      [SHELL32.@]
 553  */
 554 HINSTANCE WINAPI FindExecutableW(LPCWSTR lpFile, LPCWSTR lpDirectory, LPWSTR lpResult)
 555 {
 556     FIXME("(%p,%p,%p): stub\n", lpFile, lpDirectory, lpResult);
 557     return (HINSTANCE)31;    /* default - 'No association was found' */
 558 }
 559
 560 /*************************************************************************
 561  *      ShellExecuteExA32 [Internal]
 562  */
 563 BOOL WINAPI ShellExecuteExA32 (LPSHELLEXECUTEINFOA sei, SHELL_ExecuteA1632 execfunc)
 564 {
 565     CHAR szApplicationName[MAX_PATH],szCommandline[MAX_PATH],szPidl[20],fileName[MAX_PATH];
 566     LPSTR pos;
 567     int gap, len;
 568     char lpstrProtocol[256];
 569     LPCSTR lpFile,lpOperation;
 570     UINT retval = 31;
 571     char cmd[1024];
 572     BOOL done;
 573
 574     TRACE("mask=0x%08lx hwnd=%p verb=%s file=%s parm=%s dir=%s show=0x%08x class=%s\n",
 575             sei->fMask, sei->hwnd, debugstr_a(sei->lpVerb),
 576             debugstr_a(sei->lpFile), debugstr_a(sei->lpParameters),
 577             debugstr_a(sei->lpDirectory), sei->nShow,
 578             (sei->fMask & SEE_MASK_CLASSNAME) ? debugstr_a(sei->lpClass) : "not used");
 579
 580     sei->hProcess = NULL;
 581     ZeroMemory(szApplicationName,MAX_PATH);
 582     if (sei->lpFile)
 583         strcpy(szApplicationName, sei->lpFile);
 584
 585     ZeroMemory(szCommandline,MAX_PATH);
 586     if (sei->lpParameters)
 587         strcpy(szCommandline, sei->lpParameters);
 588
 589     if (sei->fMask & (SEE_MASK_INVOKEIDLIST | SEE_MASK_ICON | SEE_MASK_HOTKEY |
 590         SEE_MASK_CONNECTNETDRV | SEE_MASK_FLAG_DDEWAIT |
 591         SEE_MASK_DOENVSUBST | SEE_MASK_FLAG_NO_UI | SEE_MASK_UNICODE |
 592         SEE_MASK_NO_CONSOLE | SEE_MASK_ASYNCOK | SEE_MASK_HMONITOR ))
 593     {
 594         FIXME("flags ignored: 0x%08lx\n", sei->fMask);
 595     }
 596
 597     /* process the IDList */
 598     if ( (sei->fMask & SEE_MASK_INVOKEIDLIST) == SEE_MASK_INVOKEIDLIST) /*0x0c*/
 599     {
 600         SHGetPathFromIDListA (sei->lpIDList,szApplicationName);
 601         TRACE("-- idlist=%p (%s)\n", sei->lpIDList, szApplicationName);
 602     }
 603     else
 604     {
 605         if (sei->fMask & SEE_MASK_IDLIST )
 606         {
 607             pos = strstr(szCommandline, "%I");
 608             if (pos)
 609             {
 610                 LPVOID pv;
 611                 HGLOBAL hmem = SHAllocShared ( sei->lpIDList, ILGetSize(sei->lpIDList), 0);
 612                 pv = SHLockShared(hmem,0);
 613                 sprintf(szPidl,":%p",pv );
 614                 SHUnlockShared(pv);
 615
 616                 gap = strlen(szPidl);
 617                 len = strlen(pos)-2;
 618                 memmove(pos+gap,pos+2,len);
 619                 memcpy(pos,szPidl,gap);
 620             }
 621         }
 622     }
 623
 624     if (sei->fMask & (SEE_MASK_CLASSNAME | SEE_MASK_CLASSKEY))
 625     {
 626         /* launch a document by fileclass like 'WordPad.Document.1' */
 627         /* the Commandline contains 'c:\Path\wordpad.exe "%1"' */
 628         /* FIXME: szCommandline should not be of a fixed size. Plus MAX_PATH is way too short! */
 629         if (sei->fMask & SEE_MASK_CLASSKEY)
 630             HCR_GetExecuteCommandEx(sei->hkeyClass,
 631                                     (sei->fMask & SEE_MASK_CLASSNAME) ? sei->lpClass: NULL,
 632                                     (sei->lpVerb) ? sei->lpVerb : "open", szCommandline, sizeof(szCommandline));
 633         else if (sei->fMask & SEE_MASK_CLASSNAME)
 634             HCR_GetExecuteCommandA(sei->lpClass, (sei->lpVerb) ? sei->lpVerb :
 635                                   "open", szCommandline, sizeof(szCommandline));
 636
 637         /* FIXME: get the extension of lpFile, check if it fits to the lpClass */
 638         TRACE("SEE_MASK_CLASSNAME->'%s', doc->'%s'\n", szCommandline, szApplicationName);
 639
 640         cmd[0] = '\0';
 641         done = argify(cmd, sizeof(cmd), szCommandline, szApplicationName);
 642         if (!done && szApplicationName[0])
 643         {
 644             strcat(cmd, " ");
 645             strcat(cmd, szApplicationName);
 646         }
 647         retval = execfunc(cmd, sei, FALSE);
 648         if (retval > 32)
 649             return TRUE;
 650         else
 651             return FALSE;
 652     }
 653
 654     /* We set the default to open, and that should generally work.
 655        But that is not really the way the MS docs say to do it. */
 656     if (sei->lpVerb == NULL)
 657         lpOperation = "open";
 658     else
 659         lpOperation = sei->lpVerb;
 660
 661     /* Else, try to execute the filename */
 662     TRACE("execute:'%s','%s'\n",szApplicationName, szCommandline);
 663
 664     strcpy(fileName, szApplicationName);
 665     lpFile = fileName;
 666     if (szCommandline[0]) {
 667         strcat(szApplicationName, " ");
 668         strcat(szApplicationName, szCommandline);
 669     }
 670
 671     retval = execfunc(szApplicationName, sei, FALSE);
 672     if (retval > 32)
 673         return TRUE;
 674
 675     /* Else, try to find the executable */
 676     cmd[0] = '\0';
 677     retval = SHELL_FindExecutable(sei->lpDirectory, lpFile, lpOperation, cmd, lpstrProtocol);
 678     if (retval > 32)  /* Found */
 679     {
 680         CHAR szQuotedCmd[MAX_PATH+2];
 681         /* Must quote to handle case where cmd contains spaces,
 682          * else security hole if malicious user creates executable file "C:\\Program"
 683          */
 684         if (szCommandline[0])
 685             sprintf(szQuotedCmd, "\"%s\" %s", cmd, szCommandline);
 686         else
 687             sprintf(szQuotedCmd, "\"%s\"", cmd);
 688         TRACE("%s/%s => %s/%s\n", szApplicationName, lpOperation, szQuotedCmd, lpstrProtocol);
 689         if (*lpstrProtocol)
 690             retval = execute_from_key(lpstrProtocol, szApplicationName, sei, execfunc);
 691         else
 692             retval = execfunc(szQuotedCmd, sei, FALSE);
 693     }
 694     else if (PathIsURLA((LPSTR)lpFile))    /* File not found, check for URL */
 695     {
 696         LPSTR lpstrRes;
 697         INT iSize;
 698
 699         lpstrRes = strchr(lpFile, ':');
 700         if (lpstrRes)
 701             iSize = lpstrRes - lpFile;
 702         else
 703             iSize = strlen(lpFile);
 704
 705         TRACE("Got URL: %s\n", lpFile);
 706         /* Looking for ...protocol\shell\lpOperation\command */
 707         strncpy(lpstrProtocol, lpFile, iSize);
 708         lpstrProtocol[iSize] = '\0';
 709         strcat(lpstrProtocol, "\\shell\\");
 710         strcat(lpstrProtocol, lpOperation);
 711         strcat(lpstrProtocol, "\\command");
 712
 713         /* Remove File Protocol from lpFile */
 714         /* In the case file://path/file     */
 715         if (!strncasecmp(lpFile, "file", iSize))
 716         {
 717             lpFile += iSize;
 718             while (*lpFile == ':') lpFile++;
 719         }
 720         retval = execute_from_key(lpstrProtocol, lpFile, sei, execfunc);
 721     }
 722     /* Check if file specified is in the form www.??????.*** */
 723     else if (!strncasecmp(lpFile, "www", 3))
 724     {
 725         /* if so, append lpFile http:// and call ShellExecute */
 726         char lpstrTmpFile[256] = "http://" ;
 727         strcat(lpstrTmpFile, lpFile);
 728         retval = (UINT)ShellExecuteA(sei->hwnd, lpOperation, lpstrTmpFile, NULL, NULL, 0);
 729     }
 730
 731     if (retval <= 32)
 732     {
 733         sei->hInstApp = (HINSTANCE)retval;
 734         return FALSE;
 735     }
 736
 737     sei->hInstApp = (HINSTANCE)33;
 738     return TRUE;
 739 }
 740
 741 /*************************************************************************
 742  * ShellExecuteA                        [SHELL32.290]
 743  */
 744 HINSTANCE WINAPI ShellExecuteA(HWND hWnd, LPCSTR lpOperation,LPCSTR lpFile,
 745                                LPCSTR lpParameters,LPCSTR lpDirectory, INT iShowCmd)
 746 {
 747     SHELLEXECUTEINFOA sei;
 748     HANDLE hProcess = 0;
 749
 750     TRACE("\n");
 751     sei.cbSize = sizeof(sei);
 752     sei.fMask = 0;
 753     sei.hwnd = hWnd;
 754     sei.lpVerb = lpOperation;
 755     sei.lpFile = lpFile;
 756     sei.lpParameters = lpParameters;
 757     sei.lpDirectory = lpDirectory;
 758     sei.nShow = iShowCmd;
 759     sei.lpIDList = 0;
 760     sei.lpClass = 0;
 761     sei.hkeyClass = 0;
 762     sei.dwHotKey = 0;
 763     sei.hProcess = hProcess;
 764
 765     ShellExecuteExA32 (&sei, SHELL_ExecuteA);
 766     return sei.hInstApp;
 767 }
 768
 769 /*************************************************************************
 770  * ShellExecuteEx                               [SHELL32.291]
 771  *
 772  */
 773 BOOL WINAPI ShellExecuteExAW (LPVOID sei)
 774 {
 775     if (SHELL_OsIsUnicode())
 776         return ShellExecuteExW (sei);
 777     return ShellExecuteExA32 (sei, SHELL_ExecuteA);
 778 }
 779
 780 /*************************************************************************
 781  * ShellExecuteExA                              [SHELL32.292]
 782  *
 783  */
 784 BOOL WINAPI ShellExecuteExA (LPSHELLEXECUTEINFOA sei)
 785 {
 786     return  ShellExecuteExA32 (sei, SHELL_ExecuteA);
 787 }
 788
 789 /*************************************************************************
 790  * ShellExecuteExW                              [SHELL32.293]
 791  *
 792  */
 793 BOOL WINAPI ShellExecuteExW (LPSHELLEXECUTEINFOW sei)
 794 {
 795     SHELLEXECUTEINFOA seiA;
 796     DWORD ret;
 797
 798     TRACE("%p\n", sei);
 799
 800     memcpy(&seiA, sei, sizeof(SHELLEXECUTEINFOA));
 801
 802     if (sei->lpVerb)
 803         seiA.lpVerb = HEAP_strdupWtoA( GetProcessHeap(), 0, sei->lpVerb);
 804
 805     if (sei->lpFile)
 806         seiA.lpFile = HEAP_strdupWtoA( GetProcessHeap(), 0, sei->lpFile);
 807
 808     if (sei->lpParameters)
 809         seiA.lpParameters = HEAP_strdupWtoA( GetProcessHeap(), 0, sei->lpParameters);
 810
 811     if (sei->lpDirectory)
 812         seiA.lpDirectory = HEAP_strdupWtoA( GetProcessHeap(), 0, sei->lpDirectory);
 813
 814     if ((sei->fMask & SEE_MASK_CLASSNAME) && sei->lpClass)
 815         seiA.lpClass = HEAP_strdupWtoA( GetProcessHeap(), 0, sei->lpClass);
 816     else
 817         seiA.lpClass = NULL;
 818
 819     ret = ShellExecuteExA(&seiA);
 820
 821     if (seiA.lpVerb)    HeapFree( GetProcessHeap(), 0, (LPSTR) seiA.lpVerb );
 822     if (seiA.lpFile)    HeapFree( GetProcessHeap(), 0, (LPSTR) seiA.lpFile );
 823     if (seiA.lpParameters)      HeapFree( GetProcessHeap(), 0, (LPSTR) seiA.lpParameters );
 824     if (seiA.lpDirectory)       HeapFree( GetProcessHeap(), 0, (LPSTR) seiA.lpDirectory );
 825     if (seiA.lpClass)   HeapFree( GetProcessHeap(), 0, (LPSTR) seiA.lpClass );
 826
 827     return ret;
 828 }
 829
 830 /*************************************************************************
 831  * ShellExecuteW                        [SHELL32.294]
 832  * from shellapi.h
 833  * WINSHELLAPI HINSTANCE APIENTRY ShellExecuteW(HWND hwnd, LPCWSTR lpOperation,
 834  * LPCWSTR lpFile, LPCWSTR lpParameters, LPCWSTR lpDirectory, INT nShowCmd);
 835  */
 836 HINSTANCE WINAPI ShellExecuteW(HWND hwnd, LPCWSTR lpOperation, LPCWSTR lpFile,
 837                                LPCWSTR lpParameters, LPCWSTR lpDirectory, INT nShowCmd)
 838 {
 839     SHELLEXECUTEINFOW sei;
 840     HANDLE hProcess = 0;
 841
 842     TRACE("\n");
 843     sei.cbSize = sizeof(sei);
 844     sei.fMask = 0;
 845     sei.hwnd = hwnd;
 846     sei.lpVerb = lpOperation;
 847     sei.lpFile = lpFile;
 848     sei.lpParameters = lpParameters;
 849     sei.lpDirectory = lpDirectory;
 850     sei.nShow = nShowCmd;
 851     sei.lpIDList = 0;
 852     sei.lpClass = 0;
 853     sei.hkeyClass = 0;
 854     sei.dwHotKey = 0;
 855     sei.hProcess = hProcess;
 856
 857     ShellExecuteExW (&sei);
 858     return sei.hInstApp;
 859 }