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
22 #include "wine/port.h"
29 #include <sys/types.h>
33 #include "wine/winbase16.h"
40 #include "wine/debug.h"
41 #include "wine/unicode.h"
42 #include "wine/server.h"
44 WINE_DEFAULT_DEBUG_CHANNEL(module
);
45 WINE_DECLARE_DEBUG_CHANNEL(win32
);
46 WINE_DECLARE_DEBUG_CHANNEL(loaddll
);
48 WINE_MODREF
*MODULE_modref_list
= NULL
;
50 WINE_MODREF
*exe_modref
;
51 static int free_lib_count
; /* recursion depth of FreeLibrary calls */
52 int process_detaching
= 0; /* set on process detach to avoid deadlocks with thread detach */
54 CRITICAL_SECTION loader_section
= CRITICAL_SECTION_INIT( "loader_section" );
56 /***********************************************************************
59 * Wrapper to call WaitForInputIdle USER function
61 typedef DWORD (WINAPI
*WaitForInputIdle_ptr
)( HANDLE hProcess
, DWORD dwTimeOut
);
63 static DWORD
wait_input_idle( HANDLE process
, DWORD timeout
)
65 HMODULE mod
= GetModuleHandleA( "user32.dll" );
68 WaitForInputIdle_ptr ptr
= (WaitForInputIdle_ptr
)GetProcAddress( mod
, "WaitForInputIdle" );
69 if (ptr
) return ptr( process
, timeout
);
75 /*************************************************************************
76 * MODULE32_LookupHMODULE
77 * looks for the referenced HMODULE in the current process
78 * NOTE: Assumes that the process critical section is held!
80 WINE_MODREF
*MODULE32_LookupHMODULE( HMODULE hmod
)
88 ERR("tried to lookup %p in win32 module handler!\n",hmod
);
89 SetLastError( ERROR_INVALID_HANDLE
);
92 for ( wm
= MODULE_modref_list
; wm
; wm
=wm
->next
)
93 if (wm
->module
== hmod
)
95 SetLastError( ERROR_INVALID_HANDLE
);
99 /*************************************************************************
102 * Allocate a WINE_MODREF structure and add it to the process list
103 * NOTE: Assumes that the process critical section is held!
105 WINE_MODREF
*MODULE_AllocModRef( HMODULE hModule
, LPCSTR filename
)
109 DWORD long_len
= strlen( filename
);
110 DWORD short_len
= GetShortPathNameA( filename
, NULL
, 0 );
112 if ((wm
= HeapAlloc( GetProcessHeap(), HEAP_ZERO_MEMORY
,
113 sizeof(*wm
) + long_len
+ short_len
+ 1 )))
115 wm
->module
= hModule
;
118 wm
->filename
= wm
->data
;
119 memcpy( wm
->filename
, filename
, long_len
+ 1 );
120 if ((wm
->modname
= strrchr( wm
->filename
, '\\' ))) wm
->modname
++;
121 else wm
->modname
= wm
->filename
;
123 wm
->short_filename
= wm
->filename
+ long_len
+ 1;
124 GetShortPathNameA( wm
->filename
, wm
->short_filename
, short_len
+ 1 );
125 if ((wm
->short_modname
= strrchr( wm
->short_filename
, '\\' ))) wm
->short_modname
++;
126 else wm
->short_modname
= wm
->short_filename
;
128 wm
->next
= MODULE_modref_list
;
129 if (wm
->next
) wm
->next
->prev
= wm
;
130 MODULE_modref_list
= wm
;
132 if (!(RtlImageNtHeader(hModule
)->FileHeader
.Characteristics
& IMAGE_FILE_DLL
))
134 if (!exe_modref
) exe_modref
= wm
;
135 else FIXME( "Trying to load second .EXE file: %s\n", filename
);
141 /*************************************************************************
144 BOOL
MODULE_InitDLL( WINE_MODREF
*wm
, DWORD type
, LPVOID lpReserved
)
148 static LPCSTR typeName
[] = { "PROCESS_DETACH", "PROCESS_ATTACH",
149 "THREAD_ATTACH", "THREAD_DETACH" };
152 /* Skip calls for modules loaded with special load flags */
154 if (wm
->flags
& WINE_MODREF_DONT_RESOLVE_REFS
) return TRUE
;
156 TRACE("(%s,%s,%p) - CALL\n", wm
->modname
, typeName
[type
], lpReserved
);
158 /* Call the initialization routine */
159 retv
= PE_InitDLL( wm
->module
, type
, lpReserved
);
161 /* The state of the module list may have changed due to the call
162 to PE_InitDLL. We cannot assume that this module has not been
164 TRACE("(%p,%s,%p) - RETURN %d\n", wm
, typeName
[type
], lpReserved
, retv
);
169 /*************************************************************************
170 * MODULE_DllProcessAttach
172 * Send the process attach notification to all DLLs the given module
173 * depends on (recursively). This is somewhat complicated due to the fact that
175 * - we have to respect the module dependencies, i.e. modules implicitly
176 * referenced by another module have to be initialized before the module
177 * itself can be initialized
179 * - the initialization routine of a DLL can itself call LoadLibrary,
180 * thereby introducing a whole new set of dependencies (even involving
181 * the 'old' modules) at any time during the whole process
183 * (Note that this routine can be recursively entered not only directly
184 * from itself, but also via LoadLibrary from one of the called initialization
187 * Furthermore, we need to rearrange the main WINE_MODREF list to allow
188 * the process *detach* notifications to be sent in the correct order.
189 * This must not only take into account module dependencies, but also
190 * 'hidden' dependencies created by modules calling LoadLibrary in their
191 * attach notification routine.
193 * The strategy is rather simple: we move a WINE_MODREF to the head of the
194 * list after the attach notification has returned. This implies that the
195 * detach notifications are called in the reverse of the sequence the attach
196 * notifications *returned*.
198 BOOL
MODULE_DllProcessAttach( WINE_MODREF
*wm
, LPVOID lpReserved
)
203 RtlEnterCriticalSection( &loader_section
);
212 /* prevent infinite recursion in case of cyclical dependencies */
213 if ( ( wm
->flags
& WINE_MODREF_MARKER
)
214 || ( wm
->flags
& WINE_MODREF_PROCESS_ATTACHED
) )
217 TRACE("(%s,%p) - START\n", wm
->modname
, lpReserved
);
219 /* Tag current MODREF to prevent recursive loop */
220 wm
->flags
|= WINE_MODREF_MARKER
;
222 /* Recursively attach all DLLs this one depends on */
223 for ( i
= 0; retv
&& i
< wm
->nDeps
; i
++ )
225 retv
= MODULE_DllProcessAttach( wm
->deps
[i
], lpReserved
);
227 /* Call DLL entry point */
230 retv
= MODULE_InitDLL( wm
, DLL_PROCESS_ATTACH
, lpReserved
);
232 wm
->flags
|= WINE_MODREF_PROCESS_ATTACHED
;
235 /* Re-insert MODREF at head of list */
236 if ( retv
&& wm
->prev
)
238 wm
->prev
->next
= wm
->next
;
239 if ( wm
->next
) wm
->next
->prev
= wm
->prev
;
242 wm
->next
= MODULE_modref_list
;
243 MODULE_modref_list
= wm
->next
->prev
= wm
;
246 /* Remove recursion flag */
247 wm
->flags
&= ~WINE_MODREF_MARKER
;
249 TRACE("(%s,%p) - END\n", wm
->modname
, lpReserved
);
252 RtlLeaveCriticalSection( &loader_section
);
256 /*************************************************************************
257 * MODULE_DllProcessDetach
259 * Send DLL process detach notifications. See the comment about calling
260 * sequence at MODULE_DllProcessAttach. Unless the bForceDetach flag
261 * is set, only DLLs with zero refcount are notified.
263 void MODULE_DllProcessDetach( BOOL bForceDetach
, LPVOID lpReserved
)
267 RtlEnterCriticalSection( &loader_section
);
268 if (bForceDetach
) process_detaching
= 1;
271 for ( wm
= MODULE_modref_list
; wm
; wm
= wm
->next
)
273 /* Check whether to detach this DLL */
274 if ( !(wm
->flags
& WINE_MODREF_PROCESS_ATTACHED
) )
276 if ( wm
->refCount
> 0 && !bForceDetach
)
279 /* Call detach notification */
280 wm
->flags
&= ~WINE_MODREF_PROCESS_ATTACHED
;
281 MODULE_InitDLL( wm
, DLL_PROCESS_DETACH
, lpReserved
);
283 /* Restart at head of WINE_MODREF list, as entries might have
284 been added and/or removed while performing the call ... */
289 RtlLeaveCriticalSection( &loader_section
);
292 /*************************************************************************
293 * MODULE_DllThreadAttach
295 * Send DLL thread attach notifications. These are sent in the
296 * reverse sequence of process detach notification.
299 void MODULE_DllThreadAttach( LPVOID lpReserved
)
303 /* don't do any attach calls if process is exiting */
304 if (process_detaching
) return;
305 /* FIXME: there is still a race here */
307 RtlEnterCriticalSection( &loader_section
);
311 for ( wm
= MODULE_modref_list
; wm
; wm
= wm
->next
)
315 for ( ; wm
; wm
= wm
->prev
)
317 if ( !(wm
->flags
& WINE_MODREF_PROCESS_ATTACHED
) )
319 if ( wm
->flags
& WINE_MODREF_NO_DLL_CALLS
)
322 MODULE_InitDLL( wm
, DLL_THREAD_ATTACH
, lpReserved
);
325 RtlLeaveCriticalSection( &loader_section
);
328 /****************************************************************************
329 * DisableThreadLibraryCalls (KERNEL32.@)
331 * Don't call DllEntryPoint for DLL_THREAD_{ATTACH,DETACH} if set.
333 BOOL WINAPI
DisableThreadLibraryCalls( HMODULE hModule
)
335 NTSTATUS nts
= LdrDisableThreadCalloutsForDll( hModule
);
336 if (nts
== STATUS_SUCCESS
) return TRUE
;
338 SetLastError( RtlNtStatusToDosError( nts
) );
343 /***********************************************************************
344 * MODULE_CreateDummyModule
346 * Create a dummy NE module for Win32 or Winelib.
348 HMODULE16
MODULE_CreateDummyModule( LPCSTR filename
, HMODULE module32
)
352 SEGTABLEENTRY
*pSegment
;
355 const char* basename
;
359 /* Extract base filename */
360 basename
= strrchr(filename
, '\\');
361 if (!basename
) basename
= filename
;
363 len
= strlen(basename
);
364 if ((s
= strchr(basename
, '.'))) len
= s
- basename
;
366 /* Allocate module */
367 of_size
= sizeof(OFSTRUCT
) - sizeof(ofs
->szPathName
)
368 + strlen(filename
) + 1;
369 size
= sizeof(NE_MODULE
) +
370 /* loaded file info */
371 ((of_size
+ 3) & ~3) +
372 /* segment table: DS,CS */
373 2 * sizeof(SEGTABLEENTRY
) +
376 /* several empty tables */
379 hModule
= GlobalAlloc16( GMEM_MOVEABLE
| GMEM_ZEROINIT
, size
);
380 if (!hModule
) return (HMODULE16
)11; /* invalid exe */
382 FarSetOwner16( hModule
, hModule
);
383 pModule
= (NE_MODULE
*)GlobalLock16( hModule
);
385 /* Set all used entries */
386 pModule
->magic
= IMAGE_OS2_SIGNATURE
;
393 pModule
->heap_size
= 0;
394 pModule
->stack_size
= 0;
395 pModule
->seg_count
= 2;
396 pModule
->modref_count
= 0;
397 pModule
->nrname_size
= 0;
398 pModule
->fileinfo
= sizeof(NE_MODULE
);
399 pModule
->os_flags
= NE_OSFLAGS_WINDOWS
;
400 pModule
->self
= hModule
;
401 pModule
->module32
= module32
;
403 /* Set version and flags */
406 IMAGE_NT_HEADERS
*nt
= RtlImageNtHeader( module32
);
407 pModule
->expected_version
= ((nt
->OptionalHeader
.MajorSubsystemVersion
& 0xff) << 8 ) |
408 (nt
->OptionalHeader
.MinorSubsystemVersion
& 0xff);
409 pModule
->flags
|= NE_FFLAGS_WIN32
;
410 if (nt
->FileHeader
.Characteristics
& IMAGE_FILE_DLL
)
411 pModule
->flags
|= NE_FFLAGS_LIBMODULE
| NE_FFLAGS_SINGLEDATA
;
414 /* Set loaded file information */
415 ofs
= (OFSTRUCT
*)(pModule
+ 1);
416 memset( ofs
, 0, of_size
);
417 ofs
->cBytes
= of_size
< 256 ? of_size
: 255; /* FIXME */
418 strcpy( ofs
->szPathName
, filename
);
420 pSegment
= (SEGTABLEENTRY
*)((char*)(pModule
+ 1) + ((of_size
+ 3) & ~3));
421 pModule
->seg_table
= (int)pSegment
- (int)pModule
;
424 pSegment
->flags
= NE_SEGFLAGS_DATA
;
425 pSegment
->minsize
= 0x1000;
432 pStr
= (char *)pSegment
;
433 pModule
->name_table
= (int)pStr
- (int)pModule
;
436 lstrcpynA( pStr
+1, basename
, len
+1 );
439 /* All tables zero terminated */
440 pModule
->res_table
= pModule
->import_table
= pModule
->entry_table
=
441 (int)pStr
- (int)pModule
;
443 NE_RegisterModule( pModule
);
448 /* Check whether a file is an OS/2 or a very old Windows executable
449 * by testing on import of KERNEL.
451 * FIXME: is reading the module imports the only way of discerning
452 * old Windows binaries from OS/2 ones ? At least it seems so...
454 static enum binary_type
MODULE_Decide_OS2_OldWin(HANDLE hfile
, const IMAGE_DOS_HEADER
*mz
,
455 const IMAGE_OS2_HEADER
*ne
)
457 DWORD currpos
= SetFilePointer( hfile
, 0, NULL
, SEEK_CUR
);
458 enum binary_type ret
= BINARY_OS216
;
459 LPWORD modtab
= NULL
;
460 LPSTR nametab
= NULL
;
464 /* read modref table */
465 if ( (SetFilePointer( hfile
, mz
->e_lfanew
+ ne
->ne_modtab
, NULL
, SEEK_SET
) == -1)
466 || (!(modtab
= HeapAlloc( GetProcessHeap(), 0, ne
->ne_cmod
*sizeof(WORD
))))
467 || (!(ReadFile(hfile
, modtab
, ne
->ne_cmod
*sizeof(WORD
), &len
, NULL
)))
468 || (len
!= ne
->ne_cmod
*sizeof(WORD
)) )
471 /* read imported names table */
472 if ( (SetFilePointer( hfile
, mz
->e_lfanew
+ ne
->ne_imptab
, NULL
, SEEK_SET
) == -1)
473 || (!(nametab
= HeapAlloc( GetProcessHeap(), 0, ne
->ne_enttab
- ne
->ne_imptab
)))
474 || (!(ReadFile(hfile
, nametab
, ne
->ne_enttab
- ne
->ne_imptab
, &len
, NULL
)))
475 || (len
!= ne
->ne_enttab
- ne
->ne_imptab
) )
478 for (i
=0; i
< ne
->ne_cmod
; i
++)
480 LPSTR module
= &nametab
[modtab
[i
]];
481 TRACE("modref: %.*s\n", module
[0], &module
[1]);
482 if (!(strncmp(&module
[1], "KERNEL", module
[0])))
483 { /* very old Windows file */
484 MESSAGE("This seems to be a very old (pre-3.0) Windows executable. Expect crashes, especially if this is a real-mode binary !\n");
491 ERR("Hmm, an error occurred. Is this binary file broken ?\n");
494 HeapFree( GetProcessHeap(), 0, modtab
);
495 HeapFree( GetProcessHeap(), 0, nametab
);
496 SetFilePointer( hfile
, currpos
, NULL
, SEEK_SET
); /* restore filepos */
500 /***********************************************************************
501 * MODULE_GetBinaryType
503 enum binary_type
MODULE_GetBinaryType( HANDLE hfile
)
509 unsigned char magic
[4];
510 unsigned char ignored
[12];
519 /* Seek to the start of the file and read the header information. */
520 if (SetFilePointer( hfile
, 0, NULL
, SEEK_SET
) == -1)
521 return BINARY_UNKNOWN
;
522 if (!ReadFile( hfile
, &header
, sizeof(header
), &len
, NULL
) || len
!= sizeof(header
))
523 return BINARY_UNKNOWN
;
525 if (!memcmp( header
.elf
.magic
, "\177ELF", 4 ))
527 /* FIXME: we don't bother to check byte order, architecture, etc. */
528 switch(header
.elf
.type
)
530 case 2: return BINARY_UNIX_EXE
;
531 case 3: return BINARY_UNIX_LIB
;
533 return BINARY_UNKNOWN
;
536 /* Not ELF, try DOS */
538 if (header
.mz
.e_magic
== IMAGE_DOS_SIGNATURE
)
540 /* We do have a DOS image so we will now try to seek into
541 * the file by the amount indicated by the field
542 * "Offset to extended header" and read in the
543 * "magic" field information at that location.
544 * This will tell us if there is more header information
547 /* But before we do we will make sure that header
548 * structure encompasses the "Offset to extended header"
551 if ((header
.mz
.e_cparhdr
<< 4) < sizeof(IMAGE_DOS_HEADER
))
553 if (header
.mz
.e_crlc
&& (header
.mz
.e_lfarlc
< sizeof(IMAGE_DOS_HEADER
)))
555 if (header
.mz
.e_lfanew
< sizeof(IMAGE_DOS_HEADER
))
557 if (SetFilePointer( hfile
, header
.mz
.e_lfanew
, NULL
, SEEK_SET
) == -1)
559 if (!ReadFile( hfile
, magic
, sizeof(magic
), &len
, NULL
) || len
!= sizeof(magic
))
562 /* Reading the magic field succeeded so
563 * we will try to determine what type it is.
565 if (!memcmp( magic
, "PE\0\0", 4 ))
567 IMAGE_FILE_HEADER FileHeader
;
569 if (ReadFile( hfile
, &FileHeader
, sizeof(FileHeader
), &len
, NULL
) && len
== sizeof(FileHeader
))
571 if (FileHeader
.Characteristics
& IMAGE_FILE_DLL
) return BINARY_PE_DLL
;
572 return BINARY_PE_EXE
;
577 if (!memcmp( magic
, "NE", 2 ))
579 /* This is a Windows executable (NE) header. This can
580 * mean either a 16-bit OS/2 or a 16-bit Windows or even a
581 * DOS program (running under a DOS extender). To decide
582 * which, we'll have to read the NE header.
585 if ( SetFilePointer( hfile
, header
.mz
.e_lfanew
, NULL
, SEEK_SET
) != -1
586 && ReadFile( hfile
, &ne
, sizeof(ne
), &len
, NULL
)
587 && len
== sizeof(ne
) )
589 switch ( ne
.ne_exetyp
)
591 case 2: return BINARY_WIN16
;
592 case 5: return BINARY_DOS
;
593 default: return MODULE_Decide_OS2_OldWin(hfile
, &header
.mz
, &ne
);
596 /* Couldn't read header, so abort. */
600 /* Unknown extended header, but this file is nonetheless DOS-executable. */
604 return BINARY_UNKNOWN
;
607 /***********************************************************************
608 * GetBinaryTypeA [KERNEL32.@]
609 * GetBinaryType [KERNEL32.@]
611 * The GetBinaryType function determines whether a file is executable
612 * or not and if it is it returns what type of executable it is.
613 * The type of executable is a property that determines in which
614 * subsystem an executable file runs under.
616 * Binary types returned:
617 * SCS_32BIT_BINARY: A Win32 based application
618 * SCS_DOS_BINARY: An MS-Dos based application
619 * SCS_WOW_BINARY: A Win16 based application
620 * SCS_PIF_BINARY: A PIF file that executes an MS-Dos based app
621 * SCS_POSIX_BINARY: A POSIX based application ( Not implemented )
622 * SCS_OS216_BINARY: A 16bit OS/2 based application
624 * Returns TRUE if the file is an executable in which case
625 * the value pointed by lpBinaryType is set.
626 * Returns FALSE if the file is not an executable or if the function fails.
628 * To do so it opens the file and reads in the header information
629 * if the extended header information is not present it will
630 * assume that the file is a DOS executable.
631 * If the extended header information is present it will
632 * determine if the file is a 16 or 32 bit Windows executable
633 * by check the flags in the header.
635 * Note that .COM and .PIF files are only recognized by their
636 * file name extension; but Windows does it the same way ...
638 BOOL WINAPI
GetBinaryTypeA( LPCSTR lpApplicationName
, LPDWORD lpBinaryType
)
644 TRACE_(win32
)("%s\n", lpApplicationName
);
648 if ( lpApplicationName
== NULL
|| lpBinaryType
== NULL
)
651 /* Open the file indicated by lpApplicationName for reading.
653 hfile
= CreateFileA( lpApplicationName
, GENERIC_READ
, FILE_SHARE_READ
,
654 NULL
, OPEN_EXISTING
, 0, 0 );
655 if ( hfile
== INVALID_HANDLE_VALUE
)
660 switch(MODULE_GetBinaryType( hfile
))
663 /* try to determine from file name */
664 ptr
= strrchr( lpApplicationName
, '.' );
666 if (!FILE_strcasecmp( ptr
, ".COM" ))
668 *lpBinaryType
= SCS_DOS_BINARY
;
671 else if (!FILE_strcasecmp( ptr
, ".PIF" ))
673 *lpBinaryType
= SCS_PIF_BINARY
;
679 *lpBinaryType
= SCS_32BIT_BINARY
;
683 *lpBinaryType
= SCS_WOW_BINARY
;
687 *lpBinaryType
= SCS_OS216_BINARY
;
691 *lpBinaryType
= SCS_DOS_BINARY
;
694 case BINARY_UNIX_EXE
:
695 case BINARY_UNIX_LIB
:
700 CloseHandle( hfile
);
704 /***********************************************************************
705 * GetBinaryTypeW [KERNEL32.@]
707 BOOL WINAPI
GetBinaryTypeW( LPCWSTR lpApplicationName
, LPDWORD lpBinaryType
)
712 TRACE_(win32
)("%s\n", debugstr_w(lpApplicationName
) );
716 if ( lpApplicationName
== NULL
|| lpBinaryType
== NULL
)
719 /* Convert the wide string to a ascii string.
721 strNew
= HEAP_strdupWtoA( GetProcessHeap(), 0, lpApplicationName
);
723 if ( strNew
!= NULL
)
725 ret
= GetBinaryTypeA( strNew
, lpBinaryType
);
727 /* Free the allocated string.
729 HeapFree( GetProcessHeap(), 0, strNew
);
736 /***********************************************************************
737 * WinExec (KERNEL.166)
739 HINSTANCE16 WINAPI
WinExec16( LPCSTR lpCmdLine
, UINT16 nCmdShow
)
741 LPCSTR p
, args
= NULL
;
742 LPCSTR name_beg
, name_end
;
746 char buffer
[MAX_PATH
];
748 if (*lpCmdLine
== '"') /* has to be only one and only at beginning ! */
750 name_beg
= lpCmdLine
+1;
751 p
= strchr ( lpCmdLine
+1, '"' );
755 args
= strchr ( p
, ' ' );
757 else /* yes, even valid with trailing '"' missing */
758 name_end
= lpCmdLine
+strlen(lpCmdLine
);
762 name_beg
= lpCmdLine
;
763 args
= strchr( lpCmdLine
, ' ' );
764 name_end
= args
? args
: lpCmdLine
+strlen(lpCmdLine
);
767 if ((name_beg
== lpCmdLine
) && (!args
))
768 { /* just use the original cmdline string as file name */
769 name
= (LPSTR
)lpCmdLine
;
773 if (!(name
= HeapAlloc( GetProcessHeap(), 0, name_end
- name_beg
+ 1 )))
774 return ERROR_NOT_ENOUGH_MEMORY
;
775 memcpy( name
, name_beg
, name_end
- name_beg
);
776 name
[name_end
- name_beg
] = '\0';
782 arglen
= strlen(args
);
783 cmdline
= HeapAlloc( GetProcessHeap(), 0, 2 + arglen
);
784 cmdline
[0] = (BYTE
)arglen
;
785 strcpy( cmdline
+ 1, args
);
789 cmdline
= HeapAlloc( GetProcessHeap(), 0, 2 );
790 cmdline
[0] = cmdline
[1] = 0;
793 TRACE("name: '%s', cmdline: '%.*s'\n", name
, cmdline
[0], &cmdline
[1]);
795 if (SearchPathA( NULL
, name
, ".exe", sizeof(buffer
), buffer
, NULL
))
800 showCmd
[1] = nCmdShow
;
802 params
.hEnvironment
= 0;
803 params
.cmdLine
= MapLS( cmdline
);
804 params
.showCmd
= MapLS( showCmd
);
807 ret
= LoadModule16( buffer
, ¶ms
);
808 UnMapLS( params
.cmdLine
);
809 UnMapLS( params
.showCmd
);
811 else ret
= GetLastError();
813 HeapFree( GetProcessHeap(), 0, cmdline
);
814 if (name
!= lpCmdLine
) HeapFree( GetProcessHeap(), 0, name
);
816 if (ret
== 21) /* 32-bit module */
819 ReleaseThunkLock( &count
);
820 ret
= LOWORD( WinExec( lpCmdLine
, nCmdShow
) );
821 RestoreThunkLock( count
);
826 /***********************************************************************
827 * WinExec (KERNEL32.@)
829 UINT WINAPI
WinExec( LPCSTR lpCmdLine
, UINT nCmdShow
)
831 PROCESS_INFORMATION info
;
832 STARTUPINFOA startup
;
836 memset( &startup
, 0, sizeof(startup
) );
837 startup
.cb
= sizeof(startup
);
838 startup
.dwFlags
= STARTF_USESHOWWINDOW
;
839 startup
.wShowWindow
= nCmdShow
;
841 /* cmdline needs to be writeable for CreateProcess */
842 if (!(cmdline
= HeapAlloc( GetProcessHeap(), 0, strlen(lpCmdLine
)+1 ))) return 0;
843 strcpy( cmdline
, lpCmdLine
);
845 if (CreateProcessA( NULL
, cmdline
, NULL
, NULL
, FALSE
,
846 0, NULL
, NULL
, &startup
, &info
))
848 /* Give 30 seconds to the app to come up */
849 if (wait_input_idle( info
.hProcess
, 30000 ) == 0xFFFFFFFF)
850 WARN("WaitForInputIdle failed: Error %ld\n", GetLastError() );
852 /* Close off the handles */
853 CloseHandle( info
.hThread
);
854 CloseHandle( info
.hProcess
);
856 else if ((ret
= GetLastError()) >= 32)
858 FIXME("Strange error set by CreateProcess: %d\n", ret
);
861 HeapFree( GetProcessHeap(), 0, cmdline
);
865 /**********************************************************************
866 * LoadModule (KERNEL32.@)
868 HINSTANCE WINAPI
LoadModule( LPCSTR name
, LPVOID paramBlock
)
870 LOADPARAMS
*params
= (LOADPARAMS
*)paramBlock
;
871 PROCESS_INFORMATION info
;
872 STARTUPINFOA startup
;
875 char filename
[MAX_PATH
];
878 if (!name
) return (HINSTANCE
)ERROR_FILE_NOT_FOUND
;
880 if (!SearchPathA( NULL
, name
, ".exe", sizeof(filename
), filename
, NULL
) &&
881 !SearchPathA( NULL
, name
, NULL
, sizeof(filename
), filename
, NULL
))
882 return (HINSTANCE
)GetLastError();
884 len
= (BYTE
)params
->lpCmdLine
[0];
885 if (!(cmdline
= HeapAlloc( GetProcessHeap(), 0, strlen(filename
) + len
+ 2 )))
886 return (HINSTANCE
)ERROR_NOT_ENOUGH_MEMORY
;
888 strcpy( cmdline
, filename
);
889 p
= cmdline
+ strlen(cmdline
);
891 memcpy( p
, params
->lpCmdLine
+ 1, len
);
894 memset( &startup
, 0, sizeof(startup
) );
895 startup
.cb
= sizeof(startup
);
896 if (params
->lpCmdShow
)
898 startup
.dwFlags
= STARTF_USESHOWWINDOW
;
899 startup
.wShowWindow
= params
->lpCmdShow
[1];
902 if (CreateProcessA( filename
, cmdline
, NULL
, NULL
, FALSE
, 0,
903 params
->lpEnvAddress
, NULL
, &startup
, &info
))
905 /* Give 30 seconds to the app to come up */
906 if (wait_input_idle( info
.hProcess
, 30000 ) == 0xFFFFFFFF )
907 WARN("WaitForInputIdle failed: Error %ld\n", GetLastError() );
908 hInstance
= (HINSTANCE
)33;
909 /* Close off the handles */
910 CloseHandle( info
.hThread
);
911 CloseHandle( info
.hProcess
);
913 else if ((hInstance
= (HINSTANCE
)GetLastError()) >= (HINSTANCE
)32)
915 FIXME("Strange error set by CreateProcess: %p\n", hInstance
);
916 hInstance
= (HINSTANCE
)11;
919 HeapFree( GetProcessHeap(), 0, cmdline
);
924 /***********************************************************************
925 * GetModuleHandleA (KERNEL32.@)
926 * GetModuleHandle32 (KERNEL.488)
928 HMODULE WINAPI
GetModuleHandleA(LPCSTR module
)
937 RtlCreateUnicodeStringFromAsciiz(&wstr
, module
);
938 nts
= LdrGetDllHandle(0, 0, &wstr
, &ret
);
939 RtlFreeUnicodeString( &wstr
);
942 nts
= LdrGetDllHandle(0, 0, NULL
, &ret
);
943 if (nts
!= STATUS_SUCCESS
)
946 SetLastError( RtlNtStatusToDosError( nts
) );
952 /***********************************************************************
953 * GetModuleHandleW (KERNEL32.@)
955 HMODULE WINAPI
GetModuleHandleW(LPCWSTR module
)
964 RtlInitUnicodeString( &wstr
, module
);
965 nts
= LdrGetDllHandle( 0, 0, &wstr
, &ret
);
968 nts
= LdrGetDllHandle( 0, 0, NULL
, &ret
);
970 if (nts
!= STATUS_SUCCESS
)
972 SetLastError( RtlNtStatusToDosError( nts
) );
979 /***********************************************************************
980 * GetModuleFileNameA (KERNEL32.@)
981 * GetModuleFileName32 (KERNEL.487)
983 * GetModuleFileNameA seems to *always* return the long path;
984 * it's only GetModuleFileName16 that decides between short/long path
985 * by checking if exe version >= 4.0.
986 * (SDK docu doesn't mention this)
988 DWORD WINAPI
GetModuleFileNameA(
989 HMODULE hModule
, /* [in] module handle (32bit) */
990 LPSTR lpFileName
, /* [out] filenamebuffer */
991 DWORD size
) /* [in] size of filenamebuffer */
993 RtlEnterCriticalSection( &loader_section
);
996 if (!hModule
&& !(NtCurrentTeb()->tibflags
& TEBF_WIN32
))
998 /* 16-bit task - get current NE module name */
999 NE_MODULE
*pModule
= NE_GetPtr( GetCurrentTask() );
1000 if (pModule
) GetLongPathNameA(NE_MODULE_NAME(pModule
), lpFileName
, size
);
1004 WINE_MODREF
*wm
= MODULE32_LookupHMODULE( hModule
);
1005 if (wm
) lstrcpynA( lpFileName
, wm
->filename
, size
);
1008 RtlLeaveCriticalSection( &loader_section
);
1009 TRACE("%s\n", lpFileName
);
1010 return strlen(lpFileName
);
1014 /***********************************************************************
1015 * GetModuleFileNameW (KERNEL32.@)
1017 DWORD WINAPI
GetModuleFileNameW( HMODULE hModule
, LPWSTR lpFileName
, DWORD size
)
1019 LPSTR fnA
= HeapAlloc( GetProcessHeap(), 0, size
* 2 );
1021 GetModuleFileNameA( hModule
, fnA
, size
* 2 );
1022 if (size
> 0 && !MultiByteToWideChar( CP_ACP
, 0, fnA
, -1, lpFileName
, size
))
1023 lpFileName
[size
-1] = 0;
1024 HeapFree( GetProcessHeap(), 0, fnA
);
1025 return strlenW(lpFileName
);
1029 /***********************************************************************
1030 * LoadLibraryExA (KERNEL32.@)
1032 HMODULE WINAPI
LoadLibraryExA(LPCSTR libname
, HANDLE hfile
, DWORD flags
)
1038 SetLastError(ERROR_INVALID_PARAMETER
);
1042 if (flags
& LOAD_LIBRARY_AS_DATAFILE
)
1047 /* This method allows searching for the 'native' libraries only */
1048 if (SearchPathA( NULL
, libname
, ".dll", sizeof(filename
), filename
, NULL
))
1050 /* FIXME: maybe we should use the hfile parameter instead */
1051 HANDLE hFile
= CreateFileA( filename
, GENERIC_READ
, FILE_SHARE_READ
,
1052 NULL
, OPEN_EXISTING
, 0, 0 );
1053 if (hFile
!= INVALID_HANDLE_VALUE
)
1056 switch (MODULE_GetBinaryType( hFile
))
1060 mapping
= CreateFileMappingA( hFile
, NULL
, PAGE_READONLY
, 0, 0, NULL
);
1063 hmod
= (HMODULE
)MapViewOfFile( mapping
, FILE_MAP_READ
, 0, 0, 0 );
1064 CloseHandle( mapping
);
1070 CloseHandle( hFile
);
1072 if (hmod
) return (HMODULE
)((ULONG_PTR
)hmod
+ 1);
1074 flags
|= DONT_RESOLVE_DLL_REFERENCES
; /* Just in case */
1075 /* Fallback to normal behaviour */
1078 RtlEnterCriticalSection( &loader_section
);
1080 wm
= MODULE_LoadLibraryExA( libname
, hfile
, flags
);
1083 if ( !MODULE_DllProcessAttach( wm
, NULL
) )
1085 WARN_(module
)("Attach failed for module '%s'.\n", libname
);
1086 MODULE_FreeLibrary(wm
);
1087 SetLastError(ERROR_DLL_INIT_FAILED
);
1092 RtlLeaveCriticalSection( &loader_section
);
1093 return wm
? wm
->module
: 0;
1096 /***********************************************************************
1099 * helper for MODULE_LoadLibraryExA. Allocate space to hold the directory
1100 * portion of the provided name and put the name in it.
1103 static LPCSTR
allocate_lib_dir(LPCSTR libname
)
1110 if ((p
= strrchr( pmax
, '\\' ))) pmax
= p
+ 1;
1111 if ((p
= strrchr( pmax
, '/' ))) pmax
= p
+ 1; /* Naughty. MSDN says don't */
1112 if (pmax
== libname
&& pmax
[0] && pmax
[1] == ':') pmax
+= 2;
1114 length
= pmax
- libname
;
1116 result
= HeapAlloc (GetProcessHeap(), 0, length
+1);
1120 strncpy (result
, libname
, length
);
1121 result
[length
] = '\0';
1127 /***********************************************************************
1128 * MODULE_LoadLibraryExA (internal)
1130 * Load a PE style module according to the load order.
1132 * The HFILE parameter is not used and marked reserved in the SDK. I can
1133 * only guess that it should force a file to be mapped, but I rather
1134 * ignore the parameter because it would be extremely difficult to
1135 * integrate this with different types of module representations.
1137 * libdir is used to support LOAD_WITH_ALTERED_SEARCH_PATH during the recursion
1138 * on this function. When first called from LoadLibraryExA it will be
1139 * NULL but thereafter it may point to a buffer containing the path
1140 * portion of the library name. Note that the recursion all occurs
1141 * within a Critical section (see LoadLibraryExA) so the use of a
1142 * static is acceptable.
1143 * (We have to use a static variable at some point anyway, to pass the
1144 * information from BUILTIN32_dlopen through dlopen and the builtin's
1145 * init function into load_library).
1146 * allocated_libdir is TRUE in the stack frame that allocated libdir
1148 WINE_MODREF
*MODULE_LoadLibraryExA( LPCSTR libname
, HANDLE hfile
, DWORD flags
)
1150 DWORD err
= GetLastError();
1153 enum loadorder_type loadorder
[LOADORDER_NTYPES
];
1155 const char *filetype
= "";
1157 BOOL allocated_libdir
= FALSE
;
1158 static LPCSTR libdir
= NULL
; /* See above */
1160 if ( !libname
) return NULL
;
1162 filename
= HeapAlloc ( GetProcessHeap(), 0, MAX_PATH
+ 1 );
1163 if ( !filename
) return NULL
;
1164 *filename
= 0; /* Just in case we don't set it before goto error */
1166 RtlEnterCriticalSection( &loader_section
);
1168 if ((flags
& LOAD_WITH_ALTERED_SEARCH_PATH
) && FILE_contains_path(libname
))
1170 if (!(libdir
= allocate_lib_dir(libname
))) goto error
;
1171 allocated_libdir
= TRUE
;
1174 if (!libdir
|| allocated_libdir
)
1175 found
= SearchPathA(NULL
, libname
, ".dll", MAX_PATH
, filename
, NULL
);
1177 found
= DIR_SearchAlternatePath(libdir
, libname
, ".dll", MAX_PATH
, filename
, NULL
);
1179 /* build the modules filename */
1182 if (!MODULE_GetBuiltinPath( libname
, ".dll", filename
, MAX_PATH
)) goto error
;
1185 /* Check for already loaded module */
1186 if (!(pwm
= MODULE_FindModule(filename
)) && !FILE_contains_path(libname
))
1188 LPSTR fn
= HeapAlloc ( GetProcessHeap(), 0, MAX_PATH
+ 1 );
1191 /* since the default loading mechanism uses a more detailed algorithm
1192 * than SearchPath (like using PATH, which can even be modified between
1193 * two attempts of loading the same DLL), the look-up above (with
1194 * SearchPath) can have put the file in system directory, whereas it
1195 * has already been loaded but with a different path. So do a specific
1196 * look-up with filename (without any path)
1198 strcpy ( fn
, libname
);
1199 /* if the filename doesn't have an extension append .DLL */
1200 if (!strrchr( fn
, '.')) strcat( fn
, ".dll" );
1201 if ((pwm
= MODULE_FindModule( fn
)) != NULL
)
1202 strcpy( filename
, fn
);
1203 HeapFree( GetProcessHeap(), 0, fn
);
1210 if ((pwm
->flags
& WINE_MODREF_DONT_RESOLVE_REFS
) &&
1211 !(flags
& DONT_RESOLVE_DLL_REFERENCES
))
1213 pwm
->flags
&= ~WINE_MODREF_DONT_RESOLVE_REFS
;
1214 PE_fixup_imports( pwm
);
1216 TRACE("Already loaded module '%s' at %p, count=%d\n", filename
, pwm
->module
, pwm
->refCount
);
1217 if (allocated_libdir
)
1219 HeapFree ( GetProcessHeap(), 0, (LPSTR
)libdir
);
1222 RtlLeaveCriticalSection( &loader_section
);
1223 HeapFree ( GetProcessHeap(), 0, filename
);
1227 MODULE_GetLoadOrder( loadorder
, filename
, TRUE
);
1229 for(i
= 0; i
< LOADORDER_NTYPES
; i
++)
1231 if (loadorder
[i
] == LOADORDER_INVALID
) break;
1232 SetLastError( ERROR_FILE_NOT_FOUND
);
1234 switch(loadorder
[i
])
1237 TRACE("Trying native dll '%s'\n", filename
);
1238 pwm
= PE_LoadLibraryExA(filename
, flags
);
1239 filetype
= "native";
1243 TRACE("Trying built-in '%s'\n", filename
);
1244 pwm
= BUILTIN32_LoadLibraryExA(filename
, flags
);
1245 filetype
= "builtin";
1255 /* Initialize DLL just loaded */
1256 TRACE("Loaded module '%s' at %p\n", filename
, pwm
->module
);
1257 if (!TRACE_ON(module
))
1258 TRACE_(loaddll
)("Loaded module '%s' : %s\n", filename
, filetype
);
1259 /* Set the refCount here so that an attach failure will */
1260 /* decrement the dependencies through the MODULE_FreeLibrary call. */
1263 if (allocated_libdir
)
1265 HeapFree ( GetProcessHeap(), 0, (LPSTR
)libdir
);
1268 RtlLeaveCriticalSection( &loader_section
);
1269 SetLastError( err
); /* restore last error */
1270 HeapFree ( GetProcessHeap(), 0, filename
);
1274 if(GetLastError() != ERROR_FILE_NOT_FOUND
)
1276 WARN("Loading of %s DLL %s failed (error %ld).\n",
1277 filetype
, filename
, GetLastError());
1283 if (allocated_libdir
)
1285 HeapFree ( GetProcessHeap(), 0, (LPSTR
)libdir
);
1288 RtlLeaveCriticalSection( &loader_section
);
1289 WARN("Failed to load module '%s'; error=%ld\n", filename
, GetLastError());
1290 HeapFree ( GetProcessHeap(), 0, filename
);
1294 /***********************************************************************
1295 * LoadLibraryA (KERNEL32.@)
1297 HMODULE WINAPI
LoadLibraryA(LPCSTR libname
) {
1298 return LoadLibraryExA(libname
,0,0);
1301 /***********************************************************************
1302 * LoadLibraryW (KERNEL32.@)
1304 HMODULE WINAPI
LoadLibraryW(LPCWSTR libnameW
)
1306 return LoadLibraryExW(libnameW
,0,0);
1309 /***********************************************************************
1310 * LoadLibrary32 (KERNEL.452)
1311 * LoadSystemLibrary32 (KERNEL.482)
1313 HMODULE WINAPI
LoadLibrary32_16( LPCSTR libname
)
1318 ReleaseThunkLock( &count
);
1319 hModule
= LoadLibraryA( libname
);
1320 RestoreThunkLock( count
);
1324 /***********************************************************************
1325 * LoadLibraryExW (KERNEL32.@)
1327 HMODULE WINAPI
LoadLibraryExW(LPCWSTR libnameW
,HANDLE hfile
,DWORD flags
)
1329 LPSTR libnameA
= HEAP_strdupWtoA( GetProcessHeap(), 0, libnameW
);
1330 HMODULE ret
= LoadLibraryExA( libnameA
, hfile
, flags
);
1332 HeapFree( GetProcessHeap(), 0, libnameA
);
1336 /***********************************************************************
1337 * MODULE_FlushModrefs
1339 * NOTE: Assumes that the process critical section is held!
1341 * Remove all unused modrefs and call the internal unloading routines
1342 * for the library type.
1344 static void MODULE_FlushModrefs(void)
1346 WINE_MODREF
*wm
, *next
;
1348 for(wm
= MODULE_modref_list
; wm
; wm
= next
)
1355 /* Unlink this modref from the chain */
1357 wm
->next
->prev
= wm
->prev
;
1359 wm
->prev
->next
= wm
->next
;
1360 if(wm
== MODULE_modref_list
)
1361 MODULE_modref_list
= wm
->next
;
1363 TRACE(" unloading %s\n", wm
->filename
);
1364 if (!TRACE_ON(module
))
1365 TRACE_(loaddll
)("Unloaded module '%s' : %s\n", wm
->filename
,
1366 wm
->dlhandle
? "builtin" : "native" );
1368 SERVER_START_REQ( unload_dll
)
1370 req
->base
= (void *)wm
->module
;
1371 wine_server_call( req
);
1375 if (wm
->dlhandle
) wine_dll_unload( wm
->dlhandle
);
1376 else UnmapViewOfFile( (LPVOID
)wm
->module
);
1377 FreeLibrary16(wm
->hDummyMod
);
1378 HeapFree( GetProcessHeap(), 0, wm
->deps
);
1379 HeapFree( GetProcessHeap(), 0, wm
);
1383 /***********************************************************************
1384 * FreeLibrary (KERNEL32.@)
1385 * FreeLibrary32 (KERNEL.486)
1387 BOOL WINAPI
FreeLibrary(HINSTANCE hLibModule
)
1394 SetLastError( ERROR_INVALID_HANDLE
);
1398 if ((ULONG_PTR
)hLibModule
& 1)
1400 /* this is a LOAD_LIBRARY_AS_DATAFILE module */
1401 char *ptr
= (char *)hLibModule
- 1;
1402 UnmapViewOfFile( ptr
);
1406 RtlEnterCriticalSection( &loader_section
);
1408 /* if we're stopping the whole process (and forcing the removal of all
1409 * DLLs) the library will be freed anyway
1411 if (process_detaching
) retv
= TRUE
;
1415 if ((wm
= MODULE32_LookupHMODULE( hLibModule
))) retv
= MODULE_FreeLibrary( wm
);
1419 RtlLeaveCriticalSection( &loader_section
);
1424 /***********************************************************************
1425 * MODULE_DecRefCount
1427 * NOTE: Assumes that the process critical section is held!
1429 static void MODULE_DecRefCount( WINE_MODREF
*wm
)
1433 if ( wm
->flags
& WINE_MODREF_MARKER
)
1436 if ( wm
->refCount
<= 0 )
1440 TRACE("(%s) refCount: %d\n", wm
->modname
, wm
->refCount
);
1442 if ( wm
->refCount
== 0 )
1444 wm
->flags
|= WINE_MODREF_MARKER
;
1446 for ( i
= 0; i
< wm
->nDeps
; i
++ )
1448 MODULE_DecRefCount( wm
->deps
[i
] );
1450 wm
->flags
&= ~WINE_MODREF_MARKER
;
1454 /***********************************************************************
1455 * MODULE_FreeLibrary
1457 * NOTE: Assumes that the process critical section is held!
1459 BOOL
MODULE_FreeLibrary( WINE_MODREF
*wm
)
1461 TRACE("(%s) - START\n", wm
->modname
);
1463 /* Recursively decrement reference counts */
1464 MODULE_DecRefCount( wm
);
1466 /* Call process detach notifications */
1467 if ( free_lib_count
<= 1 )
1469 MODULE_DllProcessDetach( FALSE
, NULL
);
1470 MODULE_FlushModrefs();
1479 /***********************************************************************
1480 * FreeLibraryAndExitThread (KERNEL32.@)
1482 VOID WINAPI
FreeLibraryAndExitThread(HINSTANCE hLibModule
, DWORD dwExitCode
)
1484 FreeLibrary(hLibModule
);
1485 ExitThread(dwExitCode
);
1488 /***********************************************************************
1489 * PrivateLoadLibrary (KERNEL32.@)
1491 * FIXME: rough guesswork, don't know what "Private" means
1493 HINSTANCE16 WINAPI
PrivateLoadLibrary(LPCSTR libname
)
1495 return LoadLibrary16(libname
);
1500 /***********************************************************************
1501 * PrivateFreeLibrary (KERNEL32.@)
1503 * FIXME: rough guesswork, don't know what "Private" means
1505 void WINAPI
PrivateFreeLibrary(HINSTANCE16 handle
)
1507 FreeLibrary16(handle
);
1511 /***********************************************************************
1512 * GetProcAddress16 (KERNEL32.37)
1513 * Get procaddress in 16bit module from win32... (kernel32 undoc. ordinal func)
1515 FARPROC16 WINAPI
WIN32_GetProcAddress16( HMODULE hModule
, LPCSTR name
)
1518 WARN("hModule may not be 0!\n");
1519 return (FARPROC16
)0;
1521 if (HIWORD(hModule
))
1523 WARN("hModule is Win32 handle (%p)\n", hModule
);
1524 return (FARPROC16
)0;
1526 return GetProcAddress16( LOWORD(hModule
), name
);
1529 /***********************************************************************
1530 * GetProcAddress (KERNEL.50)
1532 FARPROC16 WINAPI
GetProcAddress16( HMODULE16 hModule
, LPCSTR name
)
1537 if (!hModule
) hModule
= GetCurrentTask();
1538 hModule
= GetExePtr( hModule
);
1540 if (HIWORD(name
) != 0)
1542 ordinal
= NE_GetOrdinal( hModule
, name
);
1543 TRACE("%04x '%s'\n", hModule
, name
);
1547 ordinal
= LOWORD(name
);
1548 TRACE("%04x %04x\n", hModule
, ordinal
);
1550 if (!ordinal
) return (FARPROC16
)0;
1552 ret
= NE_GetEntryPoint( hModule
, ordinal
);
1554 TRACE("returning %08x\n", (UINT
)ret
);
1559 /***********************************************************************
1560 * GetProcAddress (KERNEL32.@)
1562 FARPROC WINAPI
GetProcAddress( HMODULE hModule
, LPCSTR function
)
1567 if (HIWORD(function
))
1571 RtlInitAnsiString( &str
, function
);
1572 nts
= LdrGetProcedureAddress( hModule
, &str
, 0, (void**)&fp
);
1575 nts
= LdrGetProcedureAddress( hModule
, NULL
, (DWORD
)function
, (void**)&fp
);
1576 if (nts
!= STATUS_SUCCESS
)
1578 SetLastError( RtlNtStatusToDosError( nts
) );
1584 /***********************************************************************
1585 * GetProcAddress32 (KERNEL.453)
1587 FARPROC WINAPI
GetProcAddress32_16( HMODULE hModule
, LPCSTR function
)
1589 /* FIXME: we used to disable snoop when returning proc for Win16 subsystem */
1590 return GetProcAddress( hModule
, function
);
1593 /***************************************************************************
1594 * HasGPHandler (KERNEL.338)
1597 #include "pshpack1.h"
1598 typedef struct _GPHANDLERDEF
1605 #include "poppack.h"
1607 SEGPTR WINAPI
HasGPHandler16( SEGPTR address
)
1612 GPHANDLERDEF
*gpHandler
;
1614 if ( (hModule
= FarGetOwner16( SELECTOROF(address
) )) != 0
1615 && (gpOrdinal
= NE_GetOrdinal( hModule
, "__GP" )) != 0
1616 && (gpPtr
= (SEGPTR
)NE_GetEntryPointEx( hModule
, gpOrdinal
, FALSE
)) != 0
1617 && !IsBadReadPtr16( gpPtr
, sizeof(GPHANDLERDEF
) )
1618 && (gpHandler
= MapSL( gpPtr
)) != NULL
)
1620 while (gpHandler
->selector
)
1622 if ( SELECTOROF(address
) == gpHandler
->selector
1623 && OFFSETOF(address
) >= gpHandler
->rangeStart
1624 && OFFSETOF(address
) < gpHandler
->rangeEnd
)
1625 return MAKESEGPTR( gpHandler
->selector
, gpHandler
->handler
);