4 * Copyright 1995 Alexandre Julliard
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.
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.
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., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
26 #include <sys/types.h>
28 #include "wine/winbase16.h"
33 #include "wine/debug.h"
34 #include "wine/server.h"
36 WINE_DEFAULT_DEBUG_CHANNEL(module
);
37 WINE_DECLARE_DEBUG_CHANNEL(win32
);
38 WINE_DECLARE_DEBUG_CHANNEL(loaddll
);
40 WINE_MODREF
*MODULE_modref_list
= NULL
;
42 static WINE_MODREF
*exe_modref
;
43 static int free_lib_count
; /* recursion depth of FreeLibrary calls */
44 static int process_detaching
; /* set on process detach to avoid deadlocks with thread detach */
46 static CRITICAL_SECTION loader_section
= CRITICAL_SECTION_INIT( "loader_section" );
48 /***********************************************************************
51 * Wrapper to call WaitForInputIdle USER function
53 typedef DWORD (WINAPI
*WaitForInputIdle_ptr
)( HANDLE hProcess
, DWORD dwTimeOut
);
55 static DWORD
wait_input_idle( HANDLE process
, DWORD timeout
)
57 HMODULE mod
= GetModuleHandleA( "user32.dll" );
60 WaitForInputIdle_ptr ptr
= (WaitForInputIdle_ptr
)GetProcAddress( mod
, "WaitForInputIdle" );
61 if (ptr
) return ptr( process
, timeout
);
67 /*************************************************************************
68 * MODULE32_LookupHMODULE
69 * looks for the referenced HMODULE in the current process
70 * NOTE: Assumes that the process critical section is held!
72 static WINE_MODREF
*MODULE32_LookupHMODULE( HMODULE hmod
)
80 ERR("tried to lookup 0x%04x in win32 module handler!\n",hmod
);
81 SetLastError( ERROR_INVALID_HANDLE
);
84 for ( wm
= MODULE_modref_list
; wm
; wm
=wm
->next
)
85 if (wm
->module
== hmod
)
87 SetLastError( ERROR_INVALID_HANDLE
);
91 /*************************************************************************
94 * Allocate a WINE_MODREF structure and add it to the process list
95 * NOTE: Assumes that the process critical section is held!
97 WINE_MODREF
*MODULE_AllocModRef( HMODULE hModule
, LPCSTR filename
)
101 DWORD long_len
= strlen( filename
);
102 DWORD short_len
= GetShortPathNameA( filename
, NULL
, 0 );
104 if ((wm
= HeapAlloc( GetProcessHeap(), HEAP_ZERO_MEMORY
,
105 sizeof(*wm
) + long_len
+ short_len
+ 1 )))
107 wm
->module
= hModule
;
110 wm
->filename
= wm
->data
;
111 memcpy( wm
->filename
, filename
, long_len
+ 1 );
112 if ((wm
->modname
= strrchr( wm
->filename
, '\\' ))) wm
->modname
++;
113 else wm
->modname
= wm
->filename
;
115 wm
->short_filename
= wm
->filename
+ long_len
+ 1;
116 GetShortPathNameA( wm
->filename
, wm
->short_filename
, short_len
+ 1 );
117 if ((wm
->short_modname
= strrchr( wm
->short_filename
, '\\' ))) wm
->short_modname
++;
118 else wm
->short_modname
= wm
->short_filename
;
120 wm
->next
= MODULE_modref_list
;
121 if (wm
->next
) wm
->next
->prev
= wm
;
122 MODULE_modref_list
= wm
;
124 if (!(PE_HEADER(hModule
)->FileHeader
.Characteristics
& IMAGE_FILE_DLL
))
126 if (!exe_modref
) exe_modref
= wm
;
127 else FIXME( "Trying to load second .EXE file: %s\n", filename
);
133 /*************************************************************************
136 static BOOL
MODULE_InitDLL( WINE_MODREF
*wm
, DWORD type
, LPVOID lpReserved
)
140 static LPCSTR typeName
[] = { "PROCESS_DETACH", "PROCESS_ATTACH",
141 "THREAD_ATTACH", "THREAD_DETACH" };
144 /* Skip calls for modules loaded with special load flags */
146 if (wm
->flags
& WINE_MODREF_DONT_RESOLVE_REFS
) return TRUE
;
148 TRACE("(%s,%s,%p) - CALL\n", wm
->modname
, typeName
[type
], lpReserved
);
150 /* Call the initialization routine */
151 retv
= PE_InitDLL( wm
->module
, type
, lpReserved
);
153 /* The state of the module list may have changed due to the call
154 to PE_InitDLL. We cannot assume that this module has not been
156 TRACE("(%p,%s,%p) - RETURN %d\n", wm
, typeName
[type
], lpReserved
, retv
);
161 /*************************************************************************
162 * MODULE_DllProcessAttach
164 * Send the process attach notification to all DLLs the given module
165 * depends on (recursively). This is somewhat complicated due to the fact that
167 * - we have to respect the module dependencies, i.e. modules implicitly
168 * referenced by another module have to be initialized before the module
169 * itself can be initialized
171 * - the initialization routine of a DLL can itself call LoadLibrary,
172 * thereby introducing a whole new set of dependencies (even involving
173 * the 'old' modules) at any time during the whole process
175 * (Note that this routine can be recursively entered not only directly
176 * from itself, but also via LoadLibrary from one of the called initialization
179 * Furthermore, we need to rearrange the main WINE_MODREF list to allow
180 * the process *detach* notifications to be sent in the correct order.
181 * This must not only take into account module dependencies, but also
182 * 'hidden' dependencies created by modules calling LoadLibrary in their
183 * attach notification routine.
185 * The strategy is rather simple: we move a WINE_MODREF to the head of the
186 * list after the attach notification has returned. This implies that the
187 * detach notifications are called in the reverse of the sequence the attach
188 * notifications *returned*.
190 BOOL
MODULE_DllProcessAttach( WINE_MODREF
*wm
, LPVOID lpReserved
)
195 RtlEnterCriticalSection( &loader_section
);
204 /* prevent infinite recursion in case of cyclical dependencies */
205 if ( ( wm
->flags
& WINE_MODREF_MARKER
)
206 || ( wm
->flags
& WINE_MODREF_PROCESS_ATTACHED
) )
209 TRACE("(%s,%p) - START\n", wm
->modname
, lpReserved
);
211 /* Tag current MODREF to prevent recursive loop */
212 wm
->flags
|= WINE_MODREF_MARKER
;
214 /* Recursively attach all DLLs this one depends on */
215 for ( i
= 0; retv
&& i
< wm
->nDeps
; i
++ )
217 retv
= MODULE_DllProcessAttach( wm
->deps
[i
], lpReserved
);
219 /* Call DLL entry point */
222 retv
= MODULE_InitDLL( wm
, DLL_PROCESS_ATTACH
, lpReserved
);
224 wm
->flags
|= WINE_MODREF_PROCESS_ATTACHED
;
227 /* Re-insert MODREF at head of list */
228 if ( retv
&& wm
->prev
)
230 wm
->prev
->next
= wm
->next
;
231 if ( wm
->next
) wm
->next
->prev
= wm
->prev
;
234 wm
->next
= MODULE_modref_list
;
235 MODULE_modref_list
= wm
->next
->prev
= wm
;
238 /* Remove recursion flag */
239 wm
->flags
&= ~WINE_MODREF_MARKER
;
241 TRACE("(%s,%p) - END\n", wm
->modname
, lpReserved
);
244 RtlLeaveCriticalSection( &loader_section
);
248 /*************************************************************************
249 * MODULE_DllProcessDetach
251 * Send DLL process detach notifications. See the comment about calling
252 * sequence at MODULE_DllProcessAttach. Unless the bForceDetach flag
253 * is set, only DLLs with zero refcount are notified.
255 void MODULE_DllProcessDetach( BOOL bForceDetach
, LPVOID lpReserved
)
259 RtlEnterCriticalSection( &loader_section
);
260 if (bForceDetach
) process_detaching
= 1;
263 for ( wm
= MODULE_modref_list
; wm
; wm
= wm
->next
)
265 /* Check whether to detach this DLL */
266 if ( !(wm
->flags
& WINE_MODREF_PROCESS_ATTACHED
) )
268 if ( wm
->refCount
> 0 && !bForceDetach
)
271 /* Call detach notification */
272 wm
->flags
&= ~WINE_MODREF_PROCESS_ATTACHED
;
273 MODULE_InitDLL( wm
, DLL_PROCESS_DETACH
, lpReserved
);
275 /* Restart at head of WINE_MODREF list, as entries might have
276 been added and/or removed while performing the call ... */
281 RtlLeaveCriticalSection( &loader_section
);
284 /*************************************************************************
285 * MODULE_DllThreadAttach
287 * Send DLL thread attach notifications. These are sent in the
288 * reverse sequence of process detach notification.
291 void MODULE_DllThreadAttach( LPVOID lpReserved
)
295 /* don't do any attach calls if process is exiting */
296 if (process_detaching
) return;
297 /* FIXME: there is still a race here */
299 RtlEnterCriticalSection( &loader_section
);
303 for ( wm
= MODULE_modref_list
; wm
; wm
= wm
->next
)
307 for ( ; wm
; wm
= wm
->prev
)
309 if ( !(wm
->flags
& WINE_MODREF_PROCESS_ATTACHED
) )
311 if ( wm
->flags
& WINE_MODREF_NO_DLL_CALLS
)
314 MODULE_InitDLL( wm
, DLL_THREAD_ATTACH
, lpReserved
);
317 RtlLeaveCriticalSection( &loader_section
);
320 /*************************************************************************
321 * MODULE_DllThreadDetach
323 * Send DLL thread detach notifications. These are sent in the
324 * same sequence as process detach notification.
327 void MODULE_DllThreadDetach( LPVOID lpReserved
)
331 /* don't do any detach calls if process is exiting */
332 if (process_detaching
) return;
333 /* FIXME: there is still a race here */
335 RtlEnterCriticalSection( &loader_section
);
337 for ( wm
= MODULE_modref_list
; wm
; wm
= wm
->next
)
339 if ( !(wm
->flags
& WINE_MODREF_PROCESS_ATTACHED
) )
341 if ( wm
->flags
& WINE_MODREF_NO_DLL_CALLS
)
344 MODULE_InitDLL( wm
, DLL_THREAD_DETACH
, lpReserved
);
347 RtlLeaveCriticalSection( &loader_section
);
350 /****************************************************************************
351 * DisableThreadLibraryCalls (KERNEL32.@)
353 * Don't call DllEntryPoint for DLL_THREAD_{ATTACH,DETACH} if set.
355 BOOL WINAPI
DisableThreadLibraryCalls( HMODULE hModule
)
360 RtlEnterCriticalSection( &loader_section
);
362 wm
= MODULE32_LookupHMODULE( hModule
);
366 wm
->flags
|= WINE_MODREF_NO_DLL_CALLS
;
368 RtlLeaveCriticalSection( &loader_section
);
374 /***********************************************************************
375 * MODULE_CreateDummyModule
377 * Create a dummy NE module for Win32 or Winelib.
379 HMODULE16
MODULE_CreateDummyModule( LPCSTR filename
, HMODULE module32
)
383 SEGTABLEENTRY
*pSegment
;
386 const char* basename
;
390 /* Extract base filename */
391 basename
= strrchr(filename
, '\\');
392 if (!basename
) basename
= filename
;
394 len
= strlen(basename
);
395 if ((s
= strchr(basename
, '.'))) len
= s
- basename
;
397 /* Allocate module */
398 of_size
= sizeof(OFSTRUCT
) - sizeof(ofs
->szPathName
)
399 + strlen(filename
) + 1;
400 size
= sizeof(NE_MODULE
) +
401 /* loaded file info */
402 ((of_size
+ 3) & ~3) +
403 /* segment table: DS,CS */
404 2 * sizeof(SEGTABLEENTRY
) +
407 /* several empty tables */
410 hModule
= GlobalAlloc16( GMEM_MOVEABLE
| GMEM_ZEROINIT
, size
);
411 if (!hModule
) return (HMODULE16
)11; /* invalid exe */
413 FarSetOwner16( hModule
, hModule
);
414 pModule
= (NE_MODULE
*)GlobalLock16( hModule
);
416 /* Set all used entries */
417 pModule
->magic
= IMAGE_OS2_SIGNATURE
;
424 pModule
->heap_size
= 0;
425 pModule
->stack_size
= 0;
426 pModule
->seg_count
= 2;
427 pModule
->modref_count
= 0;
428 pModule
->nrname_size
= 0;
429 pModule
->fileinfo
= sizeof(NE_MODULE
);
430 pModule
->os_flags
= NE_OSFLAGS_WINDOWS
;
431 pModule
->self
= hModule
;
432 pModule
->module32
= module32
;
434 /* Set version and flags */
437 pModule
->expected_version
=
438 ((PE_HEADER(module32
)->OptionalHeader
.MajorSubsystemVersion
& 0xff) << 8 ) |
439 (PE_HEADER(module32
)->OptionalHeader
.MinorSubsystemVersion
& 0xff);
440 pModule
->flags
|= NE_FFLAGS_WIN32
;
441 if (PE_HEADER(module32
)->FileHeader
.Characteristics
& IMAGE_FILE_DLL
)
442 pModule
->flags
|= NE_FFLAGS_LIBMODULE
| NE_FFLAGS_SINGLEDATA
;
445 /* Set loaded file information */
446 ofs
= (OFSTRUCT
*)(pModule
+ 1);
447 memset( ofs
, 0, of_size
);
448 ofs
->cBytes
= of_size
< 256 ? of_size
: 255; /* FIXME */
449 strcpy( ofs
->szPathName
, filename
);
451 pSegment
= (SEGTABLEENTRY
*)((char*)(pModule
+ 1) + ((of_size
+ 3) & ~3));
452 pModule
->seg_table
= (int)pSegment
- (int)pModule
;
455 pSegment
->flags
= NE_SEGFLAGS_DATA
;
456 pSegment
->minsize
= 0x1000;
463 pStr
= (char *)pSegment
;
464 pModule
->name_table
= (int)pStr
- (int)pModule
;
467 lstrcpynA( pStr
+1, basename
, len
+1 );
470 /* All tables zero terminated */
471 pModule
->res_table
= pModule
->import_table
= pModule
->entry_table
=
472 (int)pStr
- (int)pModule
;
474 NE_RegisterModule( pModule
);
479 /**********************************************************************
482 * Find a (loaded) win32 module depending on path
485 * the module handle if found
488 WINE_MODREF
*MODULE_FindModule(
489 LPCSTR path
/* [in] pathname of module/library to be found */
492 char dllname
[260], *p
;
494 /* Append .DLL to name if no extension present */
495 strcpy( dllname
, path
);
496 if (!(p
= strrchr( dllname
, '.')) || strchr( p
, '/' ) || strchr( p
, '\\'))
497 strcat( dllname
, ".DLL" );
499 for ( wm
= MODULE_modref_list
; wm
; wm
= wm
->next
)
501 if ( !FILE_strcasecmp( dllname
, wm
->modname
) )
503 if ( !FILE_strcasecmp( dllname
, wm
->filename
) )
505 if ( !FILE_strcasecmp( dllname
, wm
->short_modname
) )
507 if ( !FILE_strcasecmp( dllname
, wm
->short_filename
) )
515 /* Check whether a file is an OS/2 or a very old Windows executable
516 * by testing on import of KERNEL.
518 * FIXME: is reading the module imports the only way of discerning
519 * old Windows binaries from OS/2 ones ? At least it seems so...
521 static DWORD
MODULE_Decide_OS2_OldWin(HANDLE hfile
, IMAGE_DOS_HEADER
*mz
, IMAGE_OS2_HEADER
*ne
)
523 DWORD currpos
= SetFilePointer( hfile
, 0, NULL
, SEEK_CUR
);
524 DWORD type
= SCS_OS216_BINARY
;
525 LPWORD modtab
= NULL
;
526 LPSTR nametab
= NULL
;
530 /* read modref table */
531 if ( (SetFilePointer( hfile
, mz
->e_lfanew
+ ne
->ne_modtab
, NULL
, SEEK_SET
) == -1)
532 || (!(modtab
= HeapAlloc( GetProcessHeap(), 0, ne
->ne_cmod
*sizeof(WORD
))))
533 || (!(ReadFile(hfile
, modtab
, ne
->ne_cmod
*sizeof(WORD
), &len
, NULL
)))
534 || (len
!= ne
->ne_cmod
*sizeof(WORD
)) )
537 /* read imported names table */
538 if ( (SetFilePointer( hfile
, mz
->e_lfanew
+ ne
->ne_imptab
, NULL
, SEEK_SET
) == -1)
539 || (!(nametab
= HeapAlloc( GetProcessHeap(), 0, ne
->ne_enttab
- ne
->ne_imptab
)))
540 || (!(ReadFile(hfile
, nametab
, ne
->ne_enttab
- ne
->ne_imptab
, &len
, NULL
)))
541 || (len
!= ne
->ne_enttab
- ne
->ne_imptab
) )
544 for (i
=0; i
< ne
->ne_cmod
; i
++)
546 LPSTR module
= &nametab
[modtab
[i
]];
547 TRACE("modref: %.*s\n", module
[0], &module
[1]);
548 if (!(strncmp(&module
[1], "KERNEL", module
[0])))
549 { /* very old Windows file */
550 MESSAGE("This seems to be a very old (pre-3.0) Windows executable. Expect crashes, especially if this is a real-mode binary !\n");
551 type
= SCS_WOW_BINARY
;
557 ERR("Hmm, an error occurred. Is this binary file broken ?\n");
560 HeapFree( GetProcessHeap(), 0, modtab
);
561 HeapFree( GetProcessHeap(), 0, nametab
);
562 SetFilePointer( hfile
, currpos
, NULL
, SEEK_SET
); /* restore filepos */
566 /***********************************************************************
567 * MODULE_GetBinaryType
569 * The GetBinaryType function determines whether a file is executable
570 * or not and if it is it returns what type of executable it is.
571 * The type of executable is a property that determines in which
572 * subsystem an executable file runs under.
574 * Binary types returned:
575 * SCS_32BIT_BINARY: A Win32 based application
576 * SCS_DOS_BINARY: An MS-Dos based application
577 * SCS_WOW_BINARY: A Win16 based application
578 * SCS_PIF_BINARY: A PIF file that executes an MS-Dos based app
579 * SCS_POSIX_BINARY: A POSIX based application ( Not implemented )
580 * SCS_OS216_BINARY: A 16bit OS/2 based application
582 * Returns TRUE if the file is an executable in which case
583 * the value pointed by lpBinaryType is set.
584 * Returns FALSE if the file is not an executable or if the function fails.
586 * To do so it opens the file and reads in the header information
587 * if the extended header information is not present it will
588 * assume that the file is a DOS executable.
589 * If the extended header information is present it will
590 * determine if the file is a 16 or 32 bit Windows executable
591 * by check the flags in the header.
593 * Note that .COM and .PIF files are only recognized by their
594 * file name extension; but Windows does it the same way ...
596 static BOOL
MODULE_GetBinaryType( HANDLE hfile
, LPCSTR filename
, LPDWORD lpBinaryType
)
598 IMAGE_DOS_HEADER mz_header
;
602 /* Seek to the start of the file and read the DOS header information.
604 if ( SetFilePointer( hfile
, 0, NULL
, SEEK_SET
) != -1
605 && ReadFile( hfile
, &mz_header
, sizeof(mz_header
), &len
, NULL
)
606 && len
== sizeof(mz_header
) )
608 /* Now that we have the header check the e_magic field
609 * to see if this is a dos image.
611 if ( mz_header
.e_magic
== IMAGE_DOS_SIGNATURE
)
613 BOOL lfanewValid
= FALSE
;
614 /* We do have a DOS image so we will now try to seek into
615 * the file by the amount indicated by the field
616 * "Offset to extended header" and read in the
617 * "magic" field information at that location.
618 * This will tell us if there is more header information
621 /* But before we do we will make sure that header
622 * structure encompasses the "Offset to extended header"
625 if ( (mz_header
.e_cparhdr
<<4) >= sizeof(IMAGE_DOS_HEADER
) )
626 if ( ( mz_header
.e_crlc
== 0 ) ||
627 ( mz_header
.e_lfarlc
>= sizeof(IMAGE_DOS_HEADER
) ) )
628 if ( mz_header
.e_lfanew
>= sizeof(IMAGE_DOS_HEADER
)
629 && SetFilePointer( hfile
, mz_header
.e_lfanew
, NULL
, SEEK_SET
) != -1
630 && ReadFile( hfile
, magic
, sizeof(magic
), &len
, NULL
)
631 && len
== sizeof(magic
) )
636 /* If we cannot read this "extended header" we will
637 * assume that we have a simple DOS executable.
639 *lpBinaryType
= SCS_DOS_BINARY
;
644 /* Reading the magic field succeeded so
645 * we will try to determine what type it is.
647 if ( *(DWORD
*)magic
== IMAGE_NT_SIGNATURE
)
649 /* This is an NT signature.
651 *lpBinaryType
= SCS_32BIT_BINARY
;
654 else if ( *(WORD
*)magic
== IMAGE_OS2_SIGNATURE
)
656 /* The IMAGE_OS2_SIGNATURE indicates that the
657 * "extended header is a Windows executable (NE)
658 * header." This can mean either a 16-bit OS/2
659 * or a 16-bit Windows or even a DOS program
660 * (running under a DOS extender). To decide
661 * which, we'll have to read the NE header.
665 if ( SetFilePointer( hfile
, mz_header
.e_lfanew
, NULL
, SEEK_SET
) != -1
666 && ReadFile( hfile
, &ne
, sizeof(ne
), &len
, NULL
)
667 && len
== sizeof(ne
) )
669 switch ( ne
.ne_exetyp
)
671 case 2: *lpBinaryType
= SCS_WOW_BINARY
; return TRUE
;
672 case 5: *lpBinaryType
= SCS_DOS_BINARY
; return TRUE
;
673 default: *lpBinaryType
=
674 MODULE_Decide_OS2_OldWin(hfile
, &mz_header
, &ne
);
678 /* Couldn't read header, so abort. */
683 /* Unknown extended header, but this file is nonetheless
686 *lpBinaryType
= SCS_DOS_BINARY
;
693 /* If we get here, we don't even have a correct MZ header.
694 * Try to check the file extension for known types ...
696 ptr
= strrchr( filename
, '.' );
697 if ( ptr
&& !strchr( ptr
, '\\' ) && !strchr( ptr
, '/' ) )
699 if ( !FILE_strcasecmp( ptr
, ".COM" ) )
701 *lpBinaryType
= SCS_DOS_BINARY
;
705 if ( !FILE_strcasecmp( ptr
, ".PIF" ) )
707 *lpBinaryType
= SCS_PIF_BINARY
;
715 /***********************************************************************
716 * GetBinaryTypeA [KERNEL32.@]
717 * GetBinaryType [KERNEL32.@]
719 BOOL WINAPI
GetBinaryTypeA( LPCSTR lpApplicationName
, LPDWORD lpBinaryType
)
724 TRACE_(win32
)("%s\n", lpApplicationName
);
728 if ( lpApplicationName
== NULL
|| lpBinaryType
== NULL
)
731 /* Open the file indicated by lpApplicationName for reading.
733 hfile
= CreateFileA( lpApplicationName
, GENERIC_READ
, FILE_SHARE_READ
,
734 NULL
, OPEN_EXISTING
, 0, 0 );
735 if ( hfile
== INVALID_HANDLE_VALUE
)
740 ret
= MODULE_GetBinaryType( hfile
, lpApplicationName
, lpBinaryType
);
744 CloseHandle( hfile
);
749 /***********************************************************************
750 * GetBinaryTypeW [KERNEL32.@]
752 BOOL WINAPI
GetBinaryTypeW( LPCWSTR lpApplicationName
, LPDWORD lpBinaryType
)
757 TRACE_(win32
)("%s\n", debugstr_w(lpApplicationName
) );
761 if ( lpApplicationName
== NULL
|| lpBinaryType
== NULL
)
764 /* Convert the wide string to a ascii string.
766 strNew
= HEAP_strdupWtoA( GetProcessHeap(), 0, lpApplicationName
);
768 if ( strNew
!= NULL
)
770 ret
= GetBinaryTypeA( strNew
, lpBinaryType
);
772 /* Free the allocated string.
774 HeapFree( GetProcessHeap(), 0, strNew
);
781 /***********************************************************************
782 * WinExec (KERNEL.166)
783 * WinExec16 (KERNEL32.@)
785 HINSTANCE16 WINAPI
WinExec16( LPCSTR lpCmdLine
, UINT16 nCmdShow
)
787 LPCSTR p
, args
= NULL
;
788 LPCSTR name_beg
, name_end
;
792 char buffer
[MAX_PATH
];
794 if (*lpCmdLine
== '"') /* has to be only one and only at beginning ! */
796 name_beg
= lpCmdLine
+1;
797 p
= strchr ( lpCmdLine
+1, '"' );
801 args
= strchr ( p
, ' ' );
803 else /* yes, even valid with trailing '"' missing */
804 name_end
= lpCmdLine
+strlen(lpCmdLine
);
808 name_beg
= lpCmdLine
;
809 args
= strchr( lpCmdLine
, ' ' );
810 name_end
= args
? args
: lpCmdLine
+strlen(lpCmdLine
);
813 if ((name_beg
== lpCmdLine
) && (!args
))
814 { /* just use the original cmdline string as file name */
815 name
= (LPSTR
)lpCmdLine
;
819 if (!(name
= HeapAlloc( GetProcessHeap(), 0, name_end
- name_beg
+ 1 )))
820 return ERROR_NOT_ENOUGH_MEMORY
;
821 memcpy( name
, name_beg
, name_end
- name_beg
);
822 name
[name_end
- name_beg
] = '\0';
828 arglen
= strlen(args
);
829 cmdline
= HeapAlloc( GetProcessHeap(), 0, 2 + arglen
);
830 cmdline
[0] = (BYTE
)arglen
;
831 strcpy( cmdline
+ 1, args
);
835 cmdline
= HeapAlloc( GetProcessHeap(), 0, 2 );
836 cmdline
[0] = cmdline
[1] = 0;
839 TRACE("name: '%s', cmdline: '%.*s'\n", name
, cmdline
[0], &cmdline
[1]);
841 if (SearchPathA( NULL
, name
, ".exe", sizeof(buffer
), buffer
, NULL
))
846 showCmd
[1] = nCmdShow
;
848 params
.hEnvironment
= 0;
849 params
.cmdLine
= MapLS( cmdline
);
850 params
.showCmd
= MapLS( showCmd
);
853 ret
= LoadModule16( buffer
, ¶ms
);
854 UnMapLS( params
.cmdLine
);
855 UnMapLS( params
.showCmd
);
857 else ret
= GetLastError();
859 HeapFree( GetProcessHeap(), 0, cmdline
);
860 if (name
!= lpCmdLine
) HeapFree( GetProcessHeap(), 0, name
);
862 if (ret
== 21) /* 32-bit module */
865 ReleaseThunkLock( &count
);
866 ret
= LOWORD( WinExec( lpCmdLine
, nCmdShow
) );
867 RestoreThunkLock( count
);
872 /***********************************************************************
873 * WinExec (KERNEL32.@)
875 HINSTANCE WINAPI
WinExec( LPCSTR lpCmdLine
, UINT nCmdShow
)
877 PROCESS_INFORMATION info
;
878 STARTUPINFOA startup
;
882 memset( &startup
, 0, sizeof(startup
) );
883 startup
.cb
= sizeof(startup
);
884 startup
.dwFlags
= STARTF_USESHOWWINDOW
;
885 startup
.wShowWindow
= nCmdShow
;
887 /* cmdline needs to be writeable for CreateProcess */
888 if (!(cmdline
= HeapAlloc( GetProcessHeap(), 0, strlen(lpCmdLine
)+1 ))) return 0;
889 strcpy( cmdline
, lpCmdLine
);
891 if (CreateProcessA( NULL
, cmdline
, NULL
, NULL
, FALSE
,
892 0, NULL
, NULL
, &startup
, &info
))
894 /* Give 30 seconds to the app to come up */
895 if (wait_input_idle( info
.hProcess
, 30000 ) == 0xFFFFFFFF)
896 WARN("WaitForInputIdle failed: Error %ld\n", GetLastError() );
897 hInstance
= (HINSTANCE
)33;
898 /* Close off the handles */
899 CloseHandle( info
.hThread
);
900 CloseHandle( info
.hProcess
);
902 else if ((hInstance
= (HINSTANCE
)GetLastError()) >= (HINSTANCE
)32)
904 FIXME("Strange error set by CreateProcess: %d\n", hInstance
);
905 hInstance
= (HINSTANCE
)11;
907 HeapFree( GetProcessHeap(), 0, cmdline
);
911 /**********************************************************************
912 * LoadModule (KERNEL32.@)
914 HINSTANCE WINAPI
LoadModule( LPCSTR name
, LPVOID paramBlock
)
916 LOADPARAMS
*params
= (LOADPARAMS
*)paramBlock
;
917 PROCESS_INFORMATION info
;
918 STARTUPINFOA startup
;
921 char filename
[MAX_PATH
];
924 if (!name
) return (HINSTANCE
)ERROR_FILE_NOT_FOUND
;
926 if (!SearchPathA( NULL
, name
, ".exe", sizeof(filename
), filename
, NULL
) &&
927 !SearchPathA( NULL
, name
, NULL
, sizeof(filename
), filename
, NULL
))
928 return (HINSTANCE
)GetLastError();
930 len
= (BYTE
)params
->lpCmdLine
[0];
931 if (!(cmdline
= HeapAlloc( GetProcessHeap(), 0, strlen(filename
) + len
+ 2 )))
932 return (HINSTANCE
)ERROR_NOT_ENOUGH_MEMORY
;
934 strcpy( cmdline
, filename
);
935 p
= cmdline
+ strlen(cmdline
);
937 memcpy( p
, params
->lpCmdLine
+ 1, len
);
940 memset( &startup
, 0, sizeof(startup
) );
941 startup
.cb
= sizeof(startup
);
942 if (params
->lpCmdShow
)
944 startup
.dwFlags
= STARTF_USESHOWWINDOW
;
945 startup
.wShowWindow
= params
->lpCmdShow
[1];
948 if (CreateProcessA( filename
, cmdline
, NULL
, NULL
, FALSE
, 0,
949 params
->lpEnvAddress
, NULL
, &startup
, &info
))
951 /* Give 30 seconds to the app to come up */
952 if (wait_input_idle( info
.hProcess
, 30000 ) == 0xFFFFFFFF )
953 WARN("WaitForInputIdle failed: Error %ld\n", GetLastError() );
954 hInstance
= (HINSTANCE
)33;
955 /* Close off the handles */
956 CloseHandle( info
.hThread
);
957 CloseHandle( info
.hProcess
);
959 else if ((hInstance
= (HINSTANCE
)GetLastError()) >= (HINSTANCE
)32)
961 FIXME("Strange error set by CreateProcess: %d\n", hInstance
);
962 hInstance
= (HINSTANCE
)11;
965 HeapFree( GetProcessHeap(), 0, cmdline
);
970 /*************************************************************************
973 * Helper for CreateProcess: retrieve the file name to load from the
974 * app name and command line. Store the file name in buffer, and
975 * return a possibly modified command line.
977 static LPSTR
get_file_name( LPCSTR appname
, LPSTR cmdline
, LPSTR buffer
, int buflen
)
979 char *name
, *pos
, *ret
= NULL
;
982 /* if we have an app name, everything is easy */
986 /* use the unmodified app name as file name */
987 lstrcpynA( buffer
, appname
, buflen
);
988 if (!(ret
= cmdline
))
990 /* no command-line, create one */
991 if ((ret
= HeapAlloc( GetProcessHeap(), 0, strlen(appname
) + 3 )))
992 sprintf( ret
, "\"%s\"", appname
);
999 SetLastError( ERROR_INVALID_PARAMETER
);
1003 /* first check for a quoted file name */
1005 if ((cmdline
[0] == '"') && ((p
= strchr( cmdline
+ 1, '"' ))))
1007 int len
= p
- cmdline
- 1;
1008 /* extract the quoted portion as file name */
1009 if (!(name
= HeapAlloc( GetProcessHeap(), 0, len
+ 1 ))) return NULL
;
1010 memcpy( name
, cmdline
+ 1, len
);
1013 if (SearchPathA( NULL
, name
, ".exe", buflen
, buffer
, NULL
) ||
1014 SearchPathA( NULL
, name
, NULL
, buflen
, buffer
, NULL
))
1015 ret
= cmdline
; /* no change necessary */
1019 /* now try the command-line word by word */
1021 if (!(name
= HeapAlloc( GetProcessHeap(), 0, strlen(cmdline
) + 1 ))) return NULL
;
1027 do *pos
++ = *p
++; while (*p
&& *p
!= ' ');
1029 TRACE("trying '%s'\n", name
);
1030 if (SearchPathA( NULL
, name
, ".exe", buflen
, buffer
, NULL
) ||
1031 SearchPathA( NULL
, name
, NULL
, buflen
, buffer
, NULL
))
1038 if (!ret
|| !strchr( name
, ' ' )) goto done
; /* no change necessary */
1040 /* now build a new command-line with quotes */
1042 if (!(ret
= HeapAlloc( GetProcessHeap(), 0, strlen(cmdline
) + 3 ))) goto done
;
1043 sprintf( ret
, "\"%s\"%s", name
, p
);
1046 HeapFree( GetProcessHeap(), 0, name
);
1051 /**********************************************************************
1052 * CreateProcessA (KERNEL32.@)
1054 BOOL WINAPI
CreateProcessA( LPCSTR lpApplicationName
, LPSTR lpCommandLine
,
1055 LPSECURITY_ATTRIBUTES lpProcessAttributes
,
1056 LPSECURITY_ATTRIBUTES lpThreadAttributes
,
1057 BOOL bInheritHandles
, DWORD dwCreationFlags
,
1058 LPVOID lpEnvironment
, LPCSTR lpCurrentDirectory
,
1059 LPSTARTUPINFOA lpStartupInfo
,
1060 LPPROCESS_INFORMATION lpProcessInfo
)
1065 char name
[MAX_PATH
];
1068 /* Process the AppName and/or CmdLine to get module name and path */
1070 TRACE("app %s cmdline %s\n", debugstr_a(lpApplicationName
), debugstr_a(lpCommandLine
) );
1072 if (!(tidy_cmdline
= get_file_name( lpApplicationName
, lpCommandLine
, name
, sizeof(name
) )))
1075 /* Warn if unsupported features are used */
1077 if (dwCreationFlags
& NORMAL_PRIORITY_CLASS
)
1078 FIXME("(%s,...): NORMAL_PRIORITY_CLASS ignored\n", name
);
1079 if (dwCreationFlags
& IDLE_PRIORITY_CLASS
)
1080 FIXME("(%s,...): IDLE_PRIORITY_CLASS ignored\n", name
);
1081 if (dwCreationFlags
& HIGH_PRIORITY_CLASS
)
1082 FIXME("(%s,...): HIGH_PRIORITY_CLASS ignored\n", name
);
1083 if (dwCreationFlags
& REALTIME_PRIORITY_CLASS
)
1084 FIXME("(%s,...): REALTIME_PRIORITY_CLASS ignored\n", name
);
1085 if (dwCreationFlags
& CREATE_NEW_PROCESS_GROUP
)
1086 FIXME("(%s,...): CREATE_NEW_PROCESS_GROUP ignored\n", name
);
1087 if (dwCreationFlags
& CREATE_UNICODE_ENVIRONMENT
)
1088 FIXME("(%s,...): CREATE_UNICODE_ENVIRONMENT ignored\n", name
);
1089 if (dwCreationFlags
& CREATE_SEPARATE_WOW_VDM
)
1090 FIXME("(%s,...): CREATE_SEPARATE_WOW_VDM ignored\n", name
);
1091 if (dwCreationFlags
& CREATE_SHARED_WOW_VDM
)
1092 FIXME("(%s,...): CREATE_SHARED_WOW_VDM ignored\n", name
);
1093 if (dwCreationFlags
& CREATE_DEFAULT_ERROR_MODE
)
1094 FIXME("(%s,...): CREATE_DEFAULT_ERROR_MODE ignored\n", name
);
1095 if (dwCreationFlags
& CREATE_NO_WINDOW
)
1096 FIXME("(%s,...): CREATE_NO_WINDOW ignored\n", name
);
1097 if (dwCreationFlags
& PROFILE_USER
)
1098 FIXME("(%s,...): PROFILE_USER ignored\n", name
);
1099 if (dwCreationFlags
& PROFILE_KERNEL
)
1100 FIXME("(%s,...): PROFILE_KERNEL ignored\n", name
);
1101 if (dwCreationFlags
& PROFILE_SERVER
)
1102 FIXME("(%s,...): PROFILE_SERVER ignored\n", name
);
1103 if (lpStartupInfo
->lpDesktop
)
1104 FIXME("(%s,...): lpStartupInfo->lpDesktop %s ignored\n",
1105 name
, debugstr_a(lpStartupInfo
->lpDesktop
));
1106 if (lpStartupInfo
->lpTitle
)
1107 FIXME("(%s,...): lpStartupInfo->lpTitle %s ignored\n",
1108 name
, lpStartupInfo
->lpTitle
);
1109 if (lpStartupInfo
->dwFlags
& STARTF_USECOUNTCHARS
)
1110 FIXME("(%s,...): STARTF_USECOUNTCHARS (%ld,%ld) ignored\n",
1111 name
, lpStartupInfo
->dwXCountChars
, lpStartupInfo
->dwYCountChars
);
1112 if (lpStartupInfo
->dwFlags
& STARTF_USEFILLATTRIBUTE
)
1113 FIXME("(%s,...): STARTF_USEFILLATTRIBUTE %lx ignored\n",
1114 name
, lpStartupInfo
->dwFillAttribute
);
1115 if (lpStartupInfo
->dwFlags
& STARTF_RUNFULLSCREEN
)
1116 FIXME("(%s,...): STARTF_RUNFULLSCREEN ignored\n", name
);
1117 if (lpStartupInfo
->dwFlags
& STARTF_FORCEONFEEDBACK
)
1118 FIXME("(%s,...): STARTF_FORCEONFEEDBACK ignored\n", name
);
1119 if (lpStartupInfo
->dwFlags
& STARTF_FORCEOFFFEEDBACK
)
1120 FIXME("(%s,...): STARTF_FORCEOFFFEEDBACK ignored\n", name
);
1121 if (lpStartupInfo
->dwFlags
& STARTF_USEHOTKEY
)
1122 FIXME("(%s,...): STARTF_USEHOTKEY ignored\n", name
);
1124 /* Open file and determine executable type */
1126 hFile
= CreateFileA( name
, GENERIC_READ
, FILE_SHARE_READ
, NULL
, OPEN_EXISTING
, 0, 0 );
1127 if (hFile
== INVALID_HANDLE_VALUE
) goto done
;
1129 if ( !MODULE_GetBinaryType( hFile
, name
, &type
) )
1131 CloseHandle( hFile
);
1132 retv
= PROCESS_Create( 0, name
, tidy_cmdline
, lpEnvironment
,
1133 lpProcessAttributes
, lpThreadAttributes
,
1134 bInheritHandles
, dwCreationFlags
,
1135 lpStartupInfo
, lpProcessInfo
, lpCurrentDirectory
);
1139 /* Create process */
1143 case SCS_32BIT_BINARY
:
1144 case SCS_WOW_BINARY
:
1145 case SCS_DOS_BINARY
:
1146 retv
= PROCESS_Create( hFile
, name
, tidy_cmdline
, lpEnvironment
,
1147 lpProcessAttributes
, lpThreadAttributes
,
1148 bInheritHandles
, dwCreationFlags
,
1149 lpStartupInfo
, lpProcessInfo
, lpCurrentDirectory
);
1152 case SCS_PIF_BINARY
:
1153 case SCS_POSIX_BINARY
:
1154 case SCS_OS216_BINARY
:
1155 FIXME("Unsupported executable type: %ld\n", type
);
1159 SetLastError( ERROR_BAD_FORMAT
);
1162 CloseHandle( hFile
);
1165 if (tidy_cmdline
!= lpCommandLine
) HeapFree( GetProcessHeap(), 0, tidy_cmdline
);
1169 /**********************************************************************
1170 * CreateProcessW (KERNEL32.@)
1172 * lpReserved is not converted
1174 BOOL WINAPI
CreateProcessW( LPCWSTR lpApplicationName
, LPWSTR lpCommandLine
,
1175 LPSECURITY_ATTRIBUTES lpProcessAttributes
,
1176 LPSECURITY_ATTRIBUTES lpThreadAttributes
,
1177 BOOL bInheritHandles
, DWORD dwCreationFlags
,
1178 LPVOID lpEnvironment
, LPCWSTR lpCurrentDirectory
,
1179 LPSTARTUPINFOW lpStartupInfo
,
1180 LPPROCESS_INFORMATION lpProcessInfo
)
1182 STARTUPINFOA StartupInfoA
;
1184 LPSTR lpApplicationNameA
= HEAP_strdupWtoA (GetProcessHeap(),0,lpApplicationName
);
1185 LPSTR lpCommandLineA
= HEAP_strdupWtoA (GetProcessHeap(),0,lpCommandLine
);
1186 LPSTR lpCurrentDirectoryA
= HEAP_strdupWtoA (GetProcessHeap(),0,lpCurrentDirectory
);
1188 memcpy (&StartupInfoA
, lpStartupInfo
, sizeof(STARTUPINFOA
));
1189 StartupInfoA
.lpDesktop
= HEAP_strdupWtoA (GetProcessHeap(),0,lpStartupInfo
->lpDesktop
);
1190 StartupInfoA
.lpTitle
= HEAP_strdupWtoA (GetProcessHeap(),0,lpStartupInfo
->lpTitle
);
1192 TRACE_(win32
)("(%s,%s,...)\n", debugstr_w(lpApplicationName
), debugstr_w(lpCommandLine
));
1194 if (lpStartupInfo
->lpReserved
)
1195 FIXME_(win32
)("StartupInfo.lpReserved is used, please report (%s)\n", debugstr_w(lpStartupInfo
->lpReserved
));
1197 ret
= CreateProcessA( lpApplicationNameA
, lpCommandLineA
,
1198 lpProcessAttributes
, lpThreadAttributes
,
1199 bInheritHandles
, dwCreationFlags
,
1200 lpEnvironment
, lpCurrentDirectoryA
,
1201 &StartupInfoA
, lpProcessInfo
);
1203 HeapFree( GetProcessHeap(), 0, lpCurrentDirectoryA
);
1204 HeapFree( GetProcessHeap(), 0, lpCommandLineA
);
1205 HeapFree( GetProcessHeap(), 0, StartupInfoA
.lpDesktop
);
1206 HeapFree( GetProcessHeap(), 0, StartupInfoA
.lpTitle
);
1211 /***********************************************************************
1212 * GetModuleHandleA (KERNEL32.@)
1213 * GetModuleHandle32 (KERNEL.488)
1215 HMODULE WINAPI
GetModuleHandleA(LPCSTR module
)
1219 if ( module
== NULL
)
1222 wm
= MODULE_FindModule( module
);
1224 return wm
? wm
->module
: 0;
1227 /***********************************************************************
1228 * GetModuleHandleW (KERNEL32.@)
1230 HMODULE WINAPI
GetModuleHandleW(LPCWSTR module
)
1233 LPSTR modulea
= HEAP_strdupWtoA( GetProcessHeap(), 0, module
);
1234 hModule
= GetModuleHandleA( modulea
);
1235 HeapFree( GetProcessHeap(), 0, modulea
);
1240 /***********************************************************************
1241 * GetModuleFileNameA (KERNEL32.@)
1242 * GetModuleFileName32 (KERNEL.487)
1244 * GetModuleFileNameA seems to *always* return the long path;
1245 * it's only GetModuleFileName16 that decides between short/long path
1246 * by checking if exe version >= 4.0.
1247 * (SDK docu doesn't mention this)
1249 DWORD WINAPI
GetModuleFileNameA(
1250 HMODULE hModule
, /* [in] module handle (32bit) */
1251 LPSTR lpFileName
, /* [out] filenamebuffer */
1252 DWORD size
) /* [in] size of filenamebuffer */
1256 RtlEnterCriticalSection( &loader_section
);
1259 if ((wm
= MODULE32_LookupHMODULE( hModule
)))
1260 lstrcpynA( lpFileName
, wm
->filename
, size
);
1262 RtlLeaveCriticalSection( &loader_section
);
1263 TRACE("%s\n", lpFileName
);
1264 return strlen(lpFileName
);
1268 /***********************************************************************
1269 * GetModuleFileNameW (KERNEL32.@)
1271 DWORD WINAPI
GetModuleFileNameW( HMODULE hModule
, LPWSTR lpFileName
,
1274 LPSTR fnA
= (char*)HeapAlloc( GetProcessHeap(), 0, size
);
1275 DWORD res
= GetModuleFileNameA( hModule
, fnA
, size
);
1276 if (size
> 0 && !MultiByteToWideChar( CP_ACP
, 0, fnA
, -1, lpFileName
, size
))
1277 lpFileName
[size
-1] = 0;
1278 HeapFree( GetProcessHeap(), 0, fnA
);
1283 /***********************************************************************
1284 * LoadLibraryExA (KERNEL32.@)
1286 HMODULE WINAPI
LoadLibraryExA(LPCSTR libname
, HANDLE hfile
, DWORD flags
)
1292 SetLastError(ERROR_INVALID_PARAMETER
);
1296 if (flags
& LOAD_LIBRARY_AS_DATAFILE
)
1301 /* This method allows searching for the 'native' libraries only */
1302 if (SearchPathA( NULL
, libname
, ".dll", sizeof(filename
), filename
, NULL
))
1304 /* FIXME: maybe we should use the hfile parameter instead */
1305 HANDLE hFile
= CreateFileA( filename
, GENERIC_READ
, FILE_SHARE_READ
,
1306 NULL
, OPEN_EXISTING
, 0, 0 );
1307 if (hFile
!= INVALID_HANDLE_VALUE
)
1310 MODULE_GetBinaryType( hFile
, filename
, &type
);
1311 if (type
== SCS_32BIT_BINARY
)
1313 HANDLE mapping
= CreateFileMappingA( hFile
, NULL
, PAGE_READONLY
,
1317 hmod
= (HMODULE
)MapViewOfFile( mapping
, FILE_MAP_READ
, 0, 0, 0 );
1318 CloseHandle( mapping
);
1321 CloseHandle( hFile
);
1323 if (hmod
) return (HMODULE
)((ULONG_PTR
)hmod
+ 1);
1325 flags
|= DONT_RESOLVE_DLL_REFERENCES
; /* Just in case */
1326 /* Fallback to normal behaviour */
1329 RtlEnterCriticalSection( &loader_section
);
1331 wm
= MODULE_LoadLibraryExA( libname
, hfile
, flags
);
1334 if ( !MODULE_DllProcessAttach( wm
, NULL
) )
1336 WARN_(module
)("Attach failed for module '%s', \n", libname
);
1337 MODULE_FreeLibrary(wm
);
1338 SetLastError(ERROR_DLL_INIT_FAILED
);
1343 RtlLeaveCriticalSection( &loader_section
);
1344 return wm
? wm
->module
: 0;
1347 /***********************************************************************
1350 * helper for MODULE_LoadLibraryExA. Allocate space to hold the directory
1351 * portion of the provided name and put the name in it.
1354 static LPCSTR
allocate_lib_dir(LPCSTR libname
)
1361 if ((p
= strrchr( pmax
, '\\' ))) pmax
= p
+ 1;
1362 if ((p
= strrchr( pmax
, '/' ))) pmax
= p
+ 1; /* Naughty. MSDN says don't */
1363 if (pmax
== libname
&& pmax
[0] && pmax
[1] == ':') pmax
+= 2;
1365 length
= pmax
- libname
;
1367 result
= HeapAlloc (GetProcessHeap(), 0, length
+1);
1371 strncpy (result
, libname
, length
);
1372 result
[length
] = '\0';
1378 /***********************************************************************
1379 * MODULE_LoadLibraryExA (internal)
1381 * Load a PE style module according to the load order.
1383 * The HFILE parameter is not used and marked reserved in the SDK. I can
1384 * only guess that it should force a file to be mapped, but I rather
1385 * ignore the parameter because it would be extremely difficult to
1386 * integrate this with different types of module represenations.
1388 * libdir is used to support LOAD_WITH_ALTERED_SEARCH_PATH during the recursion
1389 * on this function. When first called from LoadLibraryExA it will be
1390 * NULL but thereafter it may point to a buffer containing the path
1391 * portion of the library name. Note that the recursion all occurs
1392 * within a Critical section (see LoadLibraryExA) so the use of a
1393 * static is acceptable.
1394 * (We have to use a static variable at some point anyway, to pass the
1395 * information from BUILTIN32_dlopen through dlopen and the builtin's
1396 * init function into load_library).
1397 * allocated_libdir is TRUE in the stack frame that allocated libdir
1399 WINE_MODREF
*MODULE_LoadLibraryExA( LPCSTR libname
, HFILE hfile
, DWORD flags
)
1401 DWORD err
= GetLastError();
1404 enum loadorder_type loadorder
[LOADORDER_NTYPES
];
1406 const char *filetype
= "";
1408 BOOL allocated_libdir
= FALSE
;
1409 static LPCSTR libdir
= NULL
; /* See above */
1411 if ( !libname
) return NULL
;
1413 filename
= HeapAlloc ( GetProcessHeap(), 0, MAX_PATH
+ 1 );
1414 if ( !filename
) return NULL
;
1415 *filename
= 0; /* Just in case we don't set it before goto error */
1417 RtlEnterCriticalSection( &loader_section
);
1419 if ((flags
& LOAD_WITH_ALTERED_SEARCH_PATH
) && FILE_contains_path(libname
))
1421 if (!(libdir
= allocate_lib_dir(libname
))) goto error
;
1422 allocated_libdir
= TRUE
;
1425 if (!libdir
|| allocated_libdir
)
1426 found
= SearchPathA(NULL
, libname
, ".dll", MAX_PATH
, filename
, NULL
);
1428 found
= DIR_SearchAlternatePath(libdir
, libname
, ".dll", MAX_PATH
, filename
, NULL
);
1430 /* build the modules filename */
1433 if ( ! GetSystemDirectoryA ( filename
, MAX_PATH
) )
1436 /* if the library name contains a path and can not be found, return an error.
1437 exception: if the path is the system directory, proceed, so that modules,
1438 which are not PE-modules can be loaded
1440 if the library name does not contain a path and can not be found, assume the
1441 system directory is meant */
1443 if ( ! FILE_strncasecmp ( filename
, libname
, strlen ( filename
) ))
1444 strcpy ( filename
, libname
);
1447 if (FILE_contains_path(libname
)) goto error
;
1448 strcat ( filename
, "\\" );
1449 strcat ( filename
, libname
);
1452 /* if the filename doesn't have an extension append .DLL */
1453 if (!(p
= strrchr( filename
, '.')) || strchr( p
, '/' ) || strchr( p
, '\\'))
1454 strcat( filename
, ".dll" );
1457 /* Check for already loaded module */
1458 if (!(pwm
= MODULE_FindModule(filename
)) && !FILE_contains_path(libname
))
1460 LPSTR fn
= HeapAlloc ( GetProcessHeap(), 0, MAX_PATH
+ 1 );
1463 /* since the default loading mechanism uses a more detailed algorithm
1464 * than SearchPath (like using PATH, which can even be modified between
1465 * two attempts of loading the same DLL), the look-up above (with
1466 * SearchPath) can have put the file in system directory, whereas it
1467 * has already been loaded but with a different path. So do a specific
1468 * look-up with filename (without any path)
1470 strcpy ( fn
, libname
);
1471 /* if the filename doesn't have an extension append .DLL */
1472 if (!strrchr( fn
, '.')) strcat( fn
, ".dll" );
1473 if ((pwm
= MODULE_FindModule( fn
)) != NULL
)
1474 strcpy( filename
, fn
);
1475 HeapFree( GetProcessHeap(), 0, fn
);
1480 if(!(pwm
->flags
& WINE_MODREF_MARKER
))
1483 if ((pwm
->flags
& WINE_MODREF_DONT_RESOLVE_REFS
) &&
1484 !(flags
& DONT_RESOLVE_DLL_REFERENCES
))
1486 pwm
->flags
&= ~WINE_MODREF_DONT_RESOLVE_REFS
;
1487 PE_fixup_imports( pwm
);
1489 TRACE("Already loaded module '%s' at 0x%08x, count=%d\n", filename
, pwm
->module
, pwm
->refCount
);
1490 if (allocated_libdir
)
1492 HeapFree ( GetProcessHeap(), 0, (LPSTR
)libdir
);
1495 RtlLeaveCriticalSection( &loader_section
);
1496 HeapFree ( GetProcessHeap(), 0, filename
);
1500 MODULE_GetLoadOrder( loadorder
, filename
, TRUE
);
1502 for(i
= 0; i
< LOADORDER_NTYPES
; i
++)
1504 if (loadorder
[i
] == LOADORDER_INVALID
) break;
1505 SetLastError( ERROR_FILE_NOT_FOUND
);
1507 switch(loadorder
[i
])
1510 TRACE("Trying native dll '%s'\n", filename
);
1511 pwm
= PE_LoadLibraryExA(filename
, flags
);
1512 filetype
= "native";
1516 TRACE("Trying so-library '%s'\n", filename
);
1517 pwm
= ELF_LoadLibraryExA(filename
, flags
);
1522 TRACE("Trying built-in '%s'\n", filename
);
1523 pwm
= BUILTIN32_LoadLibraryExA(filename
, flags
);
1524 filetype
= "builtin";
1534 /* Initialize DLL just loaded */
1535 TRACE("Loaded module '%s' at 0x%08x\n", filename
, pwm
->module
);
1536 if (!TRACE_ON(module
))
1537 TRACE_(loaddll
)("Loaded module '%s' : %s\n", filename
, filetype
);
1538 /* Set the refCount here so that an attach failure will */
1539 /* decrement the dependencies through the MODULE_FreeLibrary call. */
1542 if (allocated_libdir
)
1544 HeapFree ( GetProcessHeap(), 0, (LPSTR
)libdir
);
1547 RtlLeaveCriticalSection( &loader_section
);
1548 SetLastError( err
); /* restore last error */
1549 HeapFree ( GetProcessHeap(), 0, filename
);
1553 if(GetLastError() != ERROR_FILE_NOT_FOUND
)
1558 if (allocated_libdir
)
1560 HeapFree ( GetProcessHeap(), 0, (LPSTR
)libdir
);
1563 RtlLeaveCriticalSection( &loader_section
);
1564 WARN("Failed to load module '%s'; error=0x%08lx\n", filename
, GetLastError());
1565 HeapFree ( GetProcessHeap(), 0, filename
);
1569 /***********************************************************************
1570 * LoadLibraryA (KERNEL32.@)
1572 HMODULE WINAPI
LoadLibraryA(LPCSTR libname
) {
1573 return LoadLibraryExA(libname
,0,0);
1576 /***********************************************************************
1577 * LoadLibraryW (KERNEL32.@)
1579 HMODULE WINAPI
LoadLibraryW(LPCWSTR libnameW
)
1581 return LoadLibraryExW(libnameW
,0,0);
1584 /***********************************************************************
1585 * LoadLibrary32 (KERNEL.452)
1586 * LoadSystemLibrary32 (KERNEL.482)
1588 HMODULE WINAPI
LoadLibrary32_16( LPCSTR libname
)
1593 ReleaseThunkLock( &count
);
1594 hModule
= LoadLibraryA( libname
);
1595 RestoreThunkLock( count
);
1599 /***********************************************************************
1600 * LoadLibraryExW (KERNEL32.@)
1602 HMODULE WINAPI
LoadLibraryExW(LPCWSTR libnameW
,HANDLE hfile
,DWORD flags
)
1604 LPSTR libnameA
= HEAP_strdupWtoA( GetProcessHeap(), 0, libnameW
);
1605 HMODULE ret
= LoadLibraryExA( libnameA
, hfile
, flags
);
1607 HeapFree( GetProcessHeap(), 0, libnameA
);
1611 /***********************************************************************
1612 * MODULE_FlushModrefs
1614 * NOTE: Assumes that the process critical section is held!
1616 * Remove all unused modrefs and call the internal unloading routines
1617 * for the library type.
1619 static void MODULE_FlushModrefs(void)
1621 WINE_MODREF
*wm
, *next
;
1623 for(wm
= MODULE_modref_list
; wm
; wm
= next
)
1630 /* Unlink this modref from the chain */
1632 wm
->next
->prev
= wm
->prev
;
1634 wm
->prev
->next
= wm
->next
;
1635 if(wm
== MODULE_modref_list
)
1636 MODULE_modref_list
= wm
->next
;
1638 TRACE(" unloading %s\n", wm
->filename
);
1639 if (wm
->dlhandle
) wine_dll_unload( wm
->dlhandle
);
1640 else UnmapViewOfFile( (LPVOID
)wm
->module
);
1641 FreeLibrary16(wm
->hDummyMod
);
1642 HeapFree( GetProcessHeap(), 0, wm
->deps
);
1643 HeapFree( GetProcessHeap(), 0, wm
);
1647 /***********************************************************************
1648 * FreeLibrary (KERNEL32.@)
1649 * FreeLibrary32 (KERNEL.486)
1651 BOOL WINAPI
FreeLibrary(HINSTANCE hLibModule
)
1658 SetLastError( ERROR_INVALID_HANDLE
);
1662 if ((ULONG_PTR
)hLibModule
& 1)
1664 /* this is a LOAD_LIBRARY_AS_DATAFILE module */
1665 char *ptr
= (char *)hLibModule
- 1;
1666 UnmapViewOfFile( ptr
);
1670 RtlEnterCriticalSection( &loader_section
);
1673 if ((wm
= MODULE32_LookupHMODULE( hLibModule
))) retv
= MODULE_FreeLibrary( wm
);
1676 RtlLeaveCriticalSection( &loader_section
);
1681 /***********************************************************************
1682 * MODULE_DecRefCount
1684 * NOTE: Assumes that the process critical section is held!
1686 static void MODULE_DecRefCount( WINE_MODREF
*wm
)
1690 if ( wm
->flags
& WINE_MODREF_MARKER
)
1693 if ( wm
->refCount
<= 0 )
1697 TRACE("(%s) refCount: %d\n", wm
->modname
, wm
->refCount
);
1699 if ( wm
->refCount
== 0 )
1701 wm
->flags
|= WINE_MODREF_MARKER
;
1703 for ( i
= 0; i
< wm
->nDeps
; i
++ )
1705 MODULE_DecRefCount( wm
->deps
[i
] );
1707 wm
->flags
&= ~WINE_MODREF_MARKER
;
1711 /***********************************************************************
1712 * MODULE_FreeLibrary
1714 * NOTE: Assumes that the process critical section is held!
1716 BOOL
MODULE_FreeLibrary( WINE_MODREF
*wm
)
1718 TRACE("(%s) - START\n", wm
->modname
);
1720 /* Recursively decrement reference counts */
1721 MODULE_DecRefCount( wm
);
1723 /* Call process detach notifications */
1724 if ( free_lib_count
<= 1 )
1726 MODULE_DllProcessDetach( FALSE
, NULL
);
1727 SERVER_START_REQ( unload_dll
)
1729 req
->base
= (void *)wm
->module
;
1730 wine_server_call( req
);
1733 MODULE_FlushModrefs();
1742 /***********************************************************************
1743 * FreeLibraryAndExitThread (KERNEL32.@)
1745 VOID WINAPI
FreeLibraryAndExitThread(HINSTANCE hLibModule
, DWORD dwExitCode
)
1747 FreeLibrary(hLibModule
);
1748 ExitThread(dwExitCode
);
1751 /***********************************************************************
1752 * PrivateLoadLibrary (KERNEL32.@)
1754 * FIXME: rough guesswork, don't know what "Private" means
1756 HINSTANCE16 WINAPI
PrivateLoadLibrary(LPCSTR libname
)
1758 return LoadLibrary16(libname
);
1763 /***********************************************************************
1764 * PrivateFreeLibrary (KERNEL32.@)
1766 * FIXME: rough guesswork, don't know what "Private" means
1768 void WINAPI
PrivateFreeLibrary(HINSTANCE16 handle
)
1770 FreeLibrary16(handle
);
1774 /***********************************************************************
1775 * GetProcAddress16 (KERNEL32.37)
1776 * Get procaddress in 16bit module from win32... (kernel32 undoc. ordinal func)
1778 FARPROC16 WINAPI
WIN32_GetProcAddress16( HMODULE hModule
, LPCSTR name
)
1781 WARN("hModule may not be 0!\n");
1782 return (FARPROC16
)0;
1784 if (HIWORD(hModule
))
1786 WARN("hModule is Win32 handle (%08x)\n", hModule
);
1787 return (FARPROC16
)0;
1789 return GetProcAddress16( LOWORD(hModule
), name
);
1792 /***********************************************************************
1793 * GetProcAddress (KERNEL.50)
1795 FARPROC16 WINAPI
GetProcAddress16( HMODULE16 hModule
, LPCSTR name
)
1800 if (!hModule
) hModule
= GetCurrentTask();
1801 hModule
= GetExePtr( hModule
);
1803 if (HIWORD(name
) != 0)
1805 ordinal
= NE_GetOrdinal( hModule
, name
);
1806 TRACE("%04x '%s'\n", hModule
, name
);
1810 ordinal
= LOWORD(name
);
1811 TRACE("%04x %04x\n", hModule
, ordinal
);
1813 if (!ordinal
) return (FARPROC16
)0;
1815 ret
= NE_GetEntryPoint( hModule
, ordinal
);
1817 TRACE("returning %08x\n", (UINT
)ret
);
1822 /***********************************************************************
1823 * GetProcAddress (KERNEL32.@)
1825 FARPROC WINAPI
GetProcAddress( HMODULE hModule
, LPCSTR function
)
1827 return MODULE_GetProcAddress( hModule
, function
, TRUE
);
1830 /***********************************************************************
1831 * GetProcAddress32 (KERNEL.453)
1833 FARPROC WINAPI
GetProcAddress32_16( HMODULE hModule
, LPCSTR function
)
1835 return MODULE_GetProcAddress( hModule
, function
, FALSE
);
1838 /***********************************************************************
1839 * MODULE_GetProcAddress (internal)
1841 FARPROC
MODULE_GetProcAddress(
1842 HMODULE hModule
, /* [in] current module handle */
1843 LPCSTR function
, /* [in] function to be looked up */
1847 FARPROC retproc
= 0;
1849 if (HIWORD(function
))
1850 TRACE_(win32
)("(%08lx,%s)\n",(DWORD
)hModule
,function
);
1852 TRACE_(win32
)("(%08lx,%p)\n",(DWORD
)hModule
,function
);
1854 RtlEnterCriticalSection( &loader_section
);
1855 if ((wm
= MODULE32_LookupHMODULE( hModule
)))
1857 retproc
= wm
->find_export( wm
, function
, snoop
);
1858 if (!retproc
) SetLastError(ERROR_PROC_NOT_FOUND
);
1860 RtlLeaveCriticalSection( &loader_section
);
1865 /***************************************************************************
1866 * HasGPHandler (KERNEL.338)
1869 #include "pshpack1.h"
1870 typedef struct _GPHANDLERDEF
1877 #include "poppack.h"
1879 SEGPTR WINAPI
HasGPHandler16( SEGPTR address
)
1884 GPHANDLERDEF
*gpHandler
;
1886 if ( (hModule
= FarGetOwner16( SELECTOROF(address
) )) != 0
1887 && (gpOrdinal
= NE_GetOrdinal( hModule
, "__GP" )) != 0
1888 && (gpPtr
= (SEGPTR
)NE_GetEntryPointEx( hModule
, gpOrdinal
, FALSE
)) != 0
1889 && !IsBadReadPtr16( gpPtr
, sizeof(GPHANDLERDEF
) )
1890 && (gpHandler
= MapSL( gpPtr
)) != NULL
)
1892 while (gpHandler
->selector
)
1894 if ( SELECTOROF(address
) == gpHandler
->selector
1895 && OFFSETOF(address
) >= gpHandler
->rangeStart
1896 && OFFSETOF(address
) < gpHandler
->rangeEnd
)
1897 return MAKESEGPTR( gpHandler
->selector
, gpHandler
->handler
);