1114 lines
33 KiB
C
1114 lines
33 KiB
C
/*
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* Modules
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*
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* Copyright 1995 Alexandre Julliard
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License as published by the Free Software Foundation; either
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* version 2.1 of the License, or (at your option) any later version.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with this library; if not, write to the Free Software
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* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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*/
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#include "config.h"
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#include "wine/port.h"
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#include <assert.h>
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#include <fcntl.h>
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#include <stdlib.h>
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#include <stdio.h>
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#include <string.h>
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#include <sys/types.h>
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#ifdef HAVE_UNISTD_H
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# include <unistd.h>
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#endif
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#include "wine/winbase16.h"
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#include "winerror.h"
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#include "winternl.h"
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#include "heap.h"
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#include "file.h"
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#include "module.h"
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#include "wine/debug.h"
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#include "wine/unicode.h"
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#include "wine/server.h"
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WINE_DEFAULT_DEBUG_CHANNEL(module);
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WINE_DECLARE_DEBUG_CHANNEL(win32);
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WINE_DECLARE_DEBUG_CHANNEL(loaddll);
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inline static HMODULE get_exe_module(void)
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{
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HANDLE *pdb = (HANDLE *)NtCurrentTeb()->process;
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return pdb[0x08 / sizeof(HANDLE)]; /* get dword at offset 0x08 in pdb */
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}
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/***********************************************************************
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* wait_input_idle
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*
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* Wrapper to call WaitForInputIdle USER function
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*/
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typedef DWORD (WINAPI *WaitForInputIdle_ptr)( HANDLE hProcess, DWORD dwTimeOut );
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static DWORD wait_input_idle( HANDLE process, DWORD timeout )
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{
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HMODULE mod = GetModuleHandleA( "user32.dll" );
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if (mod)
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{
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WaitForInputIdle_ptr ptr = (WaitForInputIdle_ptr)GetProcAddress( mod, "WaitForInputIdle" );
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if (ptr) return ptr( process, timeout );
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}
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return 0;
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}
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/****************************************************************************
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* DisableThreadLibraryCalls (KERNEL32.@)
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*
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* Don't call DllEntryPoint for DLL_THREAD_{ATTACH,DETACH} if set.
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*/
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BOOL WINAPI DisableThreadLibraryCalls( HMODULE hModule )
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{
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NTSTATUS nts = LdrDisableThreadCalloutsForDll( hModule );
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if (nts == STATUS_SUCCESS) return TRUE;
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SetLastError( RtlNtStatusToDosError( nts ) );
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return FALSE;
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}
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/***********************************************************************
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* MODULE_CreateDummyModule
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*
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* Create a dummy NE module for Win32 or Winelib.
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*/
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HMODULE16 MODULE_CreateDummyModule( HMODULE module32 )
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{
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HMODULE16 hModule;
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NE_MODULE *pModule;
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SEGTABLEENTRY *pSegment;
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char *pStr,*s;
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unsigned int len;
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const char* basename;
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OFSTRUCT *ofs;
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int of_size, size;
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char filename[MAX_PATH];
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IMAGE_NT_HEADERS *nt = RtlImageNtHeader( module32 );
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if (!nt) return (HMODULE16)11; /* invalid exe */
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/* Extract base filename */
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GetModuleFileNameA( module32, filename, sizeof(filename) );
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basename = strrchr(filename, '\\');
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if (!basename) basename = filename;
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else basename++;
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len = strlen(basename);
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if ((s = strchr(basename, '.'))) len = s - basename;
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/* Allocate module */
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of_size = sizeof(OFSTRUCT) - sizeof(ofs->szPathName)
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+ strlen(filename) + 1;
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size = sizeof(NE_MODULE) +
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/* loaded file info */
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((of_size + 3) & ~3) +
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/* segment table: DS,CS */
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2 * sizeof(SEGTABLEENTRY) +
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/* name table */
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len + 2 +
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/* several empty tables */
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8;
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hModule = GlobalAlloc16( GMEM_MOVEABLE | GMEM_ZEROINIT, size );
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if (!hModule) return (HMODULE16)11; /* invalid exe */
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FarSetOwner16( hModule, hModule );
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pModule = (NE_MODULE *)GlobalLock16( hModule );
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/* Set all used entries */
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pModule->magic = IMAGE_OS2_SIGNATURE;
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pModule->count = 1;
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pModule->next = 0;
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pModule->flags = NE_FFLAGS_WIN32;
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pModule->dgroup = 0;
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pModule->ss = 1;
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pModule->cs = 2;
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pModule->heap_size = 0;
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pModule->stack_size = 0;
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pModule->seg_count = 2;
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pModule->modref_count = 0;
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pModule->nrname_size = 0;
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pModule->fileinfo = sizeof(NE_MODULE);
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pModule->os_flags = NE_OSFLAGS_WINDOWS;
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pModule->self = hModule;
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pModule->module32 = module32;
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/* Set version and flags */
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pModule->expected_version = ((nt->OptionalHeader.MajorSubsystemVersion & 0xff) << 8 ) |
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(nt->OptionalHeader.MinorSubsystemVersion & 0xff);
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if (nt->FileHeader.Characteristics & IMAGE_FILE_DLL)
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pModule->flags |= NE_FFLAGS_LIBMODULE | NE_FFLAGS_SINGLEDATA;
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/* Set loaded file information */
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ofs = (OFSTRUCT *)(pModule + 1);
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memset( ofs, 0, of_size );
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ofs->cBytes = of_size < 256 ? of_size : 255; /* FIXME */
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strcpy( ofs->szPathName, filename );
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pSegment = (SEGTABLEENTRY*)((char*)(pModule + 1) + ((of_size + 3) & ~3));
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pModule->seg_table = (int)pSegment - (int)pModule;
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/* Data segment */
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pSegment->size = 0;
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pSegment->flags = NE_SEGFLAGS_DATA;
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pSegment->minsize = 0x1000;
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pSegment++;
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/* Code segment */
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pSegment->flags = 0;
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pSegment++;
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/* Module name */
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pStr = (char *)pSegment;
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pModule->name_table = (int)pStr - (int)pModule;
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assert(len<256);
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*pStr = len;
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lstrcpynA( pStr+1, basename, len+1 );
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pStr += len+2;
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/* All tables zero terminated */
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pModule->res_table = pModule->import_table = pModule->entry_table =
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(int)pStr - (int)pModule;
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NE_RegisterModule( pModule );
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LoadLibraryA( filename ); /* increment the ref count of the 32-bit module */
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return hModule;
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}
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/* Check whether a file is an OS/2 or a very old Windows executable
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* by testing on import of KERNEL.
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*
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* FIXME: is reading the module imports the only way of discerning
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* old Windows binaries from OS/2 ones ? At least it seems so...
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*/
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static enum binary_type MODULE_Decide_OS2_OldWin(HANDLE hfile, const IMAGE_DOS_HEADER *mz,
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const IMAGE_OS2_HEADER *ne)
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{
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DWORD currpos = SetFilePointer( hfile, 0, NULL, SEEK_CUR);
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enum binary_type ret = BINARY_OS216;
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LPWORD modtab = NULL;
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LPSTR nametab = NULL;
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DWORD len;
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int i;
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/* read modref table */
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if ( (SetFilePointer( hfile, mz->e_lfanew + ne->ne_modtab, NULL, SEEK_SET ) == -1)
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|| (!(modtab = HeapAlloc( GetProcessHeap(), 0, ne->ne_cmod*sizeof(WORD))))
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|| (!(ReadFile(hfile, modtab, ne->ne_cmod*sizeof(WORD), &len, NULL)))
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|| (len != ne->ne_cmod*sizeof(WORD)) )
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goto broken;
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/* read imported names table */
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if ( (SetFilePointer( hfile, mz->e_lfanew + ne->ne_imptab, NULL, SEEK_SET ) == -1)
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|| (!(nametab = HeapAlloc( GetProcessHeap(), 0, ne->ne_enttab - ne->ne_imptab)))
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|| (!(ReadFile(hfile, nametab, ne->ne_enttab - ne->ne_imptab, &len, NULL)))
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|| (len != ne->ne_enttab - ne->ne_imptab) )
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goto broken;
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for (i=0; i < ne->ne_cmod; i++)
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{
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LPSTR module = &nametab[modtab[i]];
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TRACE("modref: %.*s\n", module[0], &module[1]);
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if (!(strncmp(&module[1], "KERNEL", module[0])))
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{ /* very old Windows file */
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MESSAGE("This seems to be a very old (pre-3.0) Windows executable. Expect crashes, especially if this is a real-mode binary !\n");
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ret = BINARY_WIN16;
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goto good;
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}
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}
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broken:
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ERR("Hmm, an error occurred. Is this binary file broken ?\n");
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good:
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HeapFree( GetProcessHeap(), 0, modtab);
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HeapFree( GetProcessHeap(), 0, nametab);
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SetFilePointer( hfile, currpos, NULL, SEEK_SET); /* restore filepos */
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return ret;
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}
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/***********************************************************************
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* MODULE_GetBinaryType
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*/
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enum binary_type MODULE_GetBinaryType( HANDLE hfile )
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{
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union
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{
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struct
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{
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unsigned char magic[4];
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unsigned char ignored[12];
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unsigned short type;
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} elf;
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IMAGE_DOS_HEADER mz;
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} header;
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char magic[4];
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DWORD len;
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/* Seek to the start of the file and read the header information. */
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if (SetFilePointer( hfile, 0, NULL, SEEK_SET ) == -1)
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return BINARY_UNKNOWN;
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if (!ReadFile( hfile, &header, sizeof(header), &len, NULL ) || len != sizeof(header))
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return BINARY_UNKNOWN;
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if (!memcmp( header.elf.magic, "\177ELF", 4 ))
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{
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/* FIXME: we don't bother to check byte order, architecture, etc. */
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switch(header.elf.type)
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{
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case 2: return BINARY_UNIX_EXE;
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case 3: return BINARY_UNIX_LIB;
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}
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return BINARY_UNKNOWN;
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}
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/* Not ELF, try DOS */
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if (header.mz.e_magic == IMAGE_DOS_SIGNATURE)
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{
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/* We do have a DOS image so we will now try to seek into
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* the file by the amount indicated by the field
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* "Offset to extended header" and read in the
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* "magic" field information at that location.
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* This will tell us if there is more header information
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* to read or not.
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*/
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/* But before we do we will make sure that header
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* structure encompasses the "Offset to extended header"
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* field.
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*/
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if ((header.mz.e_cparhdr << 4) < sizeof(IMAGE_DOS_HEADER))
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return BINARY_DOS;
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if (header.mz.e_crlc && (header.mz.e_lfarlc < sizeof(IMAGE_DOS_HEADER)))
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return BINARY_DOS;
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if (header.mz.e_lfanew < sizeof(IMAGE_DOS_HEADER))
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return BINARY_DOS;
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if (SetFilePointer( hfile, header.mz.e_lfanew, NULL, SEEK_SET ) == -1)
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return BINARY_DOS;
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if (!ReadFile( hfile, magic, sizeof(magic), &len, NULL ) || len != sizeof(magic))
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return BINARY_DOS;
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/* Reading the magic field succeeded so
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* we will try to determine what type it is.
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*/
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if (!memcmp( magic, "PE\0\0", 4 ))
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{
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IMAGE_FILE_HEADER FileHeader;
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if (ReadFile( hfile, &FileHeader, sizeof(FileHeader), &len, NULL ) && len == sizeof(FileHeader))
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{
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if (FileHeader.Characteristics & IMAGE_FILE_DLL) return BINARY_PE_DLL;
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return BINARY_PE_EXE;
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}
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return BINARY_DOS;
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}
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if (!memcmp( magic, "NE", 2 ))
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{
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/* This is a Windows executable (NE) header. This can
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* mean either a 16-bit OS/2 or a 16-bit Windows or even a
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* DOS program (running under a DOS extender). To decide
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* which, we'll have to read the NE header.
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*/
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IMAGE_OS2_HEADER ne;
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if ( SetFilePointer( hfile, header.mz.e_lfanew, NULL, SEEK_SET ) != -1
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&& ReadFile( hfile, &ne, sizeof(ne), &len, NULL )
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&& len == sizeof(ne) )
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{
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switch ( ne.ne_exetyp )
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{
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case 2: return BINARY_WIN16;
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case 5: return BINARY_DOS;
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default: return MODULE_Decide_OS2_OldWin(hfile, &header.mz, &ne);
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}
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}
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/* Couldn't read header, so abort. */
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return BINARY_DOS;
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}
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/* Unknown extended header, but this file is nonetheless DOS-executable. */
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return BINARY_DOS;
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}
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return BINARY_UNKNOWN;
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}
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/***********************************************************************
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* GetBinaryTypeA [KERNEL32.@]
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* GetBinaryType [KERNEL32.@]
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*
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* The GetBinaryType function determines whether a file is executable
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* or not and if it is it returns what type of executable it is.
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* The type of executable is a property that determines in which
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* subsystem an executable file runs under.
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*
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* Binary types returned:
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* SCS_32BIT_BINARY: A Win32 based application
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* SCS_DOS_BINARY: An MS-Dos based application
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* SCS_WOW_BINARY: A Win16 based application
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* SCS_PIF_BINARY: A PIF file that executes an MS-Dos based app
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* SCS_POSIX_BINARY: A POSIX based application ( Not implemented )
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* SCS_OS216_BINARY: A 16bit OS/2 based application
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*
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* Returns TRUE if the file is an executable in which case
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* the value pointed by lpBinaryType is set.
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* Returns FALSE if the file is not an executable or if the function fails.
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*
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* To do so it opens the file and reads in the header information
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* if the extended header information is not present it will
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* assume that the file is a DOS executable.
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* If the extended header information is present it will
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* determine if the file is a 16 or 32 bit Windows executable
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* by check the flags in the header.
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*
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* Note that .COM and .PIF files are only recognized by their
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* file name extension; but Windows does it the same way ...
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*/
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BOOL WINAPI GetBinaryTypeA( LPCSTR lpApplicationName, LPDWORD lpBinaryType )
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{
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BOOL ret = FALSE;
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HANDLE hfile;
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char *ptr;
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TRACE_(win32)("%s\n", lpApplicationName );
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/* Sanity check.
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*/
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if ( lpApplicationName == NULL || lpBinaryType == NULL )
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return FALSE;
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|
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/* Open the file indicated by lpApplicationName for reading.
|
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*/
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hfile = CreateFileA( lpApplicationName, GENERIC_READ, FILE_SHARE_READ,
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NULL, OPEN_EXISTING, 0, 0 );
|
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if ( hfile == INVALID_HANDLE_VALUE )
|
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return FALSE;
|
|
|
|
/* Check binary type
|
|
*/
|
|
switch(MODULE_GetBinaryType( hfile ))
|
|
{
|
|
case BINARY_UNKNOWN:
|
|
/* try to determine from file name */
|
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ptr = strrchr( lpApplicationName, '.' );
|
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if (!ptr) break;
|
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if (!FILE_strcasecmp( ptr, ".COM" ))
|
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{
|
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*lpBinaryType = SCS_DOS_BINARY;
|
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ret = TRUE;
|
|
}
|
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else if (!FILE_strcasecmp( ptr, ".PIF" ))
|
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{
|
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*lpBinaryType = SCS_PIF_BINARY;
|
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ret = TRUE;
|
|
}
|
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break;
|
|
case BINARY_PE_EXE:
|
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case BINARY_PE_DLL:
|
|
*lpBinaryType = SCS_32BIT_BINARY;
|
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ret = TRUE;
|
|
break;
|
|
case BINARY_WIN16:
|
|
*lpBinaryType = SCS_WOW_BINARY;
|
|
ret = TRUE;
|
|
break;
|
|
case BINARY_OS216:
|
|
*lpBinaryType = SCS_OS216_BINARY;
|
|
ret = TRUE;
|
|
break;
|
|
case BINARY_DOS:
|
|
*lpBinaryType = SCS_DOS_BINARY;
|
|
ret = TRUE;
|
|
break;
|
|
case BINARY_UNIX_EXE:
|
|
case BINARY_UNIX_LIB:
|
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ret = FALSE;
|
|
break;
|
|
}
|
|
|
|
CloseHandle( hfile );
|
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return ret;
|
|
}
|
|
|
|
/***********************************************************************
|
|
* GetBinaryTypeW [KERNEL32.@]
|
|
*/
|
|
BOOL WINAPI GetBinaryTypeW( LPCWSTR lpApplicationName, LPDWORD lpBinaryType )
|
|
{
|
|
BOOL ret = FALSE;
|
|
LPSTR strNew = NULL;
|
|
|
|
TRACE_(win32)("%s\n", debugstr_w(lpApplicationName) );
|
|
|
|
/* Sanity check.
|
|
*/
|
|
if ( lpApplicationName == NULL || lpBinaryType == NULL )
|
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return FALSE;
|
|
|
|
/* Convert the wide string to a ascii string.
|
|
*/
|
|
strNew = HEAP_strdupWtoA( GetProcessHeap(), 0, lpApplicationName );
|
|
|
|
if ( strNew != NULL )
|
|
{
|
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ret = GetBinaryTypeA( strNew, lpBinaryType );
|
|
|
|
/* Free the allocated string.
|
|
*/
|
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HeapFree( GetProcessHeap(), 0, strNew );
|
|
}
|
|
|
|
return ret;
|
|
}
|
|
|
|
|
|
/***********************************************************************
|
|
* WinExec (KERNEL.166)
|
|
*/
|
|
HINSTANCE16 WINAPI WinExec16( LPCSTR lpCmdLine, UINT16 nCmdShow )
|
|
{
|
|
LPCSTR p, args = NULL;
|
|
LPCSTR name_beg, name_end;
|
|
LPSTR name, cmdline;
|
|
int arglen;
|
|
HINSTANCE16 ret;
|
|
char buffer[MAX_PATH];
|
|
|
|
if (*lpCmdLine == '"') /* has to be only one and only at beginning ! */
|
|
{
|
|
name_beg = lpCmdLine+1;
|
|
p = strchr ( lpCmdLine+1, '"' );
|
|
if (p)
|
|
{
|
|
name_end = p;
|
|
args = strchr ( p, ' ' );
|
|
}
|
|
else /* yes, even valid with trailing '"' missing */
|
|
name_end = lpCmdLine+strlen(lpCmdLine);
|
|
}
|
|
else
|
|
{
|
|
name_beg = lpCmdLine;
|
|
args = strchr( lpCmdLine, ' ' );
|
|
name_end = args ? args : lpCmdLine+strlen(lpCmdLine);
|
|
}
|
|
|
|
if ((name_beg == lpCmdLine) && (!args))
|
|
{ /* just use the original cmdline string as file name */
|
|
name = (LPSTR)lpCmdLine;
|
|
}
|
|
else
|
|
{
|
|
if (!(name = HeapAlloc( GetProcessHeap(), 0, name_end - name_beg + 1 )))
|
|
return ERROR_NOT_ENOUGH_MEMORY;
|
|
memcpy( name, name_beg, name_end - name_beg );
|
|
name[name_end - name_beg] = '\0';
|
|
}
|
|
|
|
if (args)
|
|
{
|
|
args++;
|
|
arglen = strlen(args);
|
|
cmdline = HeapAlloc( GetProcessHeap(), 0, 2 + arglen );
|
|
cmdline[0] = (BYTE)arglen;
|
|
strcpy( cmdline + 1, args );
|
|
}
|
|
else
|
|
{
|
|
cmdline = HeapAlloc( GetProcessHeap(), 0, 2 );
|
|
cmdline[0] = cmdline[1] = 0;
|
|
}
|
|
|
|
TRACE("name: '%s', cmdline: '%.*s'\n", name, cmdline[0], &cmdline[1]);
|
|
|
|
if (SearchPathA( NULL, name, ".exe", sizeof(buffer), buffer, NULL ))
|
|
{
|
|
LOADPARAMS16 params;
|
|
WORD showCmd[2];
|
|
showCmd[0] = 2;
|
|
showCmd[1] = nCmdShow;
|
|
|
|
params.hEnvironment = 0;
|
|
params.cmdLine = MapLS( cmdline );
|
|
params.showCmd = MapLS( showCmd );
|
|
params.reserved = 0;
|
|
|
|
ret = LoadModule16( buffer, ¶ms );
|
|
UnMapLS( params.cmdLine );
|
|
UnMapLS( params.showCmd );
|
|
}
|
|
else ret = GetLastError();
|
|
|
|
HeapFree( GetProcessHeap(), 0, cmdline );
|
|
if (name != lpCmdLine) HeapFree( GetProcessHeap(), 0, name );
|
|
|
|
if (ret == 21) /* 32-bit module */
|
|
{
|
|
DWORD count;
|
|
ReleaseThunkLock( &count );
|
|
ret = LOWORD( WinExec( lpCmdLine, nCmdShow ) );
|
|
RestoreThunkLock( count );
|
|
}
|
|
return ret;
|
|
}
|
|
|
|
/***********************************************************************
|
|
* WinExec (KERNEL32.@)
|
|
*/
|
|
UINT WINAPI WinExec( LPCSTR lpCmdLine, UINT nCmdShow )
|
|
{
|
|
PROCESS_INFORMATION info;
|
|
STARTUPINFOA startup;
|
|
char *cmdline;
|
|
UINT ret;
|
|
|
|
memset( &startup, 0, sizeof(startup) );
|
|
startup.cb = sizeof(startup);
|
|
startup.dwFlags = STARTF_USESHOWWINDOW;
|
|
startup.wShowWindow = nCmdShow;
|
|
|
|
/* cmdline needs to be writeable for CreateProcess */
|
|
if (!(cmdline = HeapAlloc( GetProcessHeap(), 0, strlen(lpCmdLine)+1 ))) return 0;
|
|
strcpy( cmdline, lpCmdLine );
|
|
|
|
if (CreateProcessA( NULL, cmdline, NULL, NULL, FALSE,
|
|
0, NULL, NULL, &startup, &info ))
|
|
{
|
|
/* Give 30 seconds to the app to come up */
|
|
if (wait_input_idle( info.hProcess, 30000 ) == 0xFFFFFFFF)
|
|
WARN("WaitForInputIdle failed: Error %ld\n", GetLastError() );
|
|
ret = 33;
|
|
/* Close off the handles */
|
|
CloseHandle( info.hThread );
|
|
CloseHandle( info.hProcess );
|
|
}
|
|
else if ((ret = GetLastError()) >= 32)
|
|
{
|
|
FIXME("Strange error set by CreateProcess: %d\n", ret );
|
|
ret = 11;
|
|
}
|
|
HeapFree( GetProcessHeap(), 0, cmdline );
|
|
return ret;
|
|
}
|
|
|
|
/**********************************************************************
|
|
* LoadModule (KERNEL32.@)
|
|
*/
|
|
HINSTANCE WINAPI LoadModule( LPCSTR name, LPVOID paramBlock )
|
|
{
|
|
LOADPARAMS *params = (LOADPARAMS *)paramBlock;
|
|
PROCESS_INFORMATION info;
|
|
STARTUPINFOA startup;
|
|
HINSTANCE hInstance;
|
|
LPSTR cmdline, p;
|
|
char filename[MAX_PATH];
|
|
BYTE len;
|
|
|
|
if (!name) return (HINSTANCE)ERROR_FILE_NOT_FOUND;
|
|
|
|
if (!SearchPathA( NULL, name, ".exe", sizeof(filename), filename, NULL ) &&
|
|
!SearchPathA( NULL, name, NULL, sizeof(filename), filename, NULL ))
|
|
return (HINSTANCE)GetLastError();
|
|
|
|
len = (BYTE)params->lpCmdLine[0];
|
|
if (!(cmdline = HeapAlloc( GetProcessHeap(), 0, strlen(filename) + len + 2 )))
|
|
return (HINSTANCE)ERROR_NOT_ENOUGH_MEMORY;
|
|
|
|
strcpy( cmdline, filename );
|
|
p = cmdline + strlen(cmdline);
|
|
*p++ = ' ';
|
|
memcpy( p, params->lpCmdLine + 1, len );
|
|
p[len] = 0;
|
|
|
|
memset( &startup, 0, sizeof(startup) );
|
|
startup.cb = sizeof(startup);
|
|
if (params->lpCmdShow)
|
|
{
|
|
startup.dwFlags = STARTF_USESHOWWINDOW;
|
|
startup.wShowWindow = params->lpCmdShow[1];
|
|
}
|
|
|
|
if (CreateProcessA( filename, cmdline, NULL, NULL, FALSE, 0,
|
|
params->lpEnvAddress, NULL, &startup, &info ))
|
|
{
|
|
/* Give 30 seconds to the app to come up */
|
|
if (wait_input_idle( info.hProcess, 30000 ) == 0xFFFFFFFF )
|
|
WARN("WaitForInputIdle failed: Error %ld\n", GetLastError() );
|
|
hInstance = (HINSTANCE)33;
|
|
/* Close off the handles */
|
|
CloseHandle( info.hThread );
|
|
CloseHandle( info.hProcess );
|
|
}
|
|
else if ((hInstance = (HINSTANCE)GetLastError()) >= (HINSTANCE)32)
|
|
{
|
|
FIXME("Strange error set by CreateProcess: %p\n", hInstance );
|
|
hInstance = (HINSTANCE)11;
|
|
}
|
|
|
|
HeapFree( GetProcessHeap(), 0, cmdline );
|
|
return hInstance;
|
|
}
|
|
|
|
|
|
/***********************************************************************
|
|
* GetModuleHandleA (KERNEL32.@)
|
|
* GetModuleHandle32 (KERNEL.488)
|
|
*/
|
|
HMODULE WINAPI GetModuleHandleA(LPCSTR module)
|
|
{
|
|
NTSTATUS nts;
|
|
HMODULE ret;
|
|
UNICODE_STRING wstr;
|
|
|
|
if (!module) return get_exe_module();
|
|
|
|
RtlCreateUnicodeStringFromAsciiz(&wstr, module);
|
|
nts = LdrGetDllHandle(0, 0, &wstr, &ret);
|
|
RtlFreeUnicodeString( &wstr );
|
|
if (nts != STATUS_SUCCESS)
|
|
{
|
|
ret = 0;
|
|
SetLastError( RtlNtStatusToDosError( nts ) );
|
|
}
|
|
return ret;
|
|
}
|
|
|
|
/***********************************************************************
|
|
* GetModuleHandleW (KERNEL32.@)
|
|
*/
|
|
HMODULE WINAPI GetModuleHandleW(LPCWSTR module)
|
|
{
|
|
NTSTATUS nts;
|
|
HMODULE ret;
|
|
UNICODE_STRING wstr;
|
|
|
|
if (!module) return get_exe_module();
|
|
|
|
RtlInitUnicodeString( &wstr, module );
|
|
nts = LdrGetDllHandle( 0, 0, &wstr, &ret);
|
|
if (nts != STATUS_SUCCESS)
|
|
{
|
|
SetLastError( RtlNtStatusToDosError( nts ) );
|
|
ret = 0;
|
|
}
|
|
return ret;
|
|
}
|
|
|
|
|
|
/***********************************************************************
|
|
* GetModuleFileNameA (KERNEL32.@)
|
|
* GetModuleFileName32 (KERNEL.487)
|
|
*
|
|
* GetModuleFileNameA seems to *always* return the long path;
|
|
* it's only GetModuleFileName16 that decides between short/long path
|
|
* by checking if exe version >= 4.0.
|
|
* (SDK docu doesn't mention this)
|
|
*/
|
|
DWORD WINAPI GetModuleFileNameA(
|
|
HMODULE hModule, /* [in] module handle (32bit) */
|
|
LPSTR lpFileName, /* [out] filenamebuffer */
|
|
DWORD size ) /* [in] size of filenamebuffer */
|
|
{
|
|
LPWSTR filenameW = HeapAlloc( GetProcessHeap(), 0, size * sizeof(WCHAR) );
|
|
|
|
if (!filenameW)
|
|
{
|
|
SetLastError( ERROR_NOT_ENOUGH_MEMORY );
|
|
return 0;
|
|
}
|
|
GetModuleFileNameW( hModule, filenameW, size );
|
|
WideCharToMultiByte( CP_ACP, 0, filenameW, -1, lpFileName, size, NULL, NULL );
|
|
HeapFree( GetProcessHeap(), 0, filenameW );
|
|
return strlen( lpFileName );
|
|
}
|
|
|
|
/***********************************************************************
|
|
* GetModuleFileNameW (KERNEL32.@)
|
|
*/
|
|
DWORD WINAPI GetModuleFileNameW( HMODULE hModule, LPWSTR lpFileName, DWORD size )
|
|
{
|
|
ULONG magic;
|
|
|
|
lpFileName[0] = 0;
|
|
|
|
LdrLockLoaderLock( 0, NULL, &magic );
|
|
if (!hModule && !(NtCurrentTeb()->tibflags & TEBF_WIN32))
|
|
{
|
|
/* 16-bit task - get current NE module name */
|
|
NE_MODULE *pModule = NE_GetPtr( GetCurrentTask() );
|
|
if (pModule)
|
|
{
|
|
WCHAR path[MAX_PATH];
|
|
|
|
MultiByteToWideChar( CP_ACP, 0, NE_MODULE_NAME(pModule), -1, path, MAX_PATH );
|
|
GetLongPathNameW(path, lpFileName, size);
|
|
}
|
|
}
|
|
else
|
|
{
|
|
LDR_MODULE* pldr;
|
|
NTSTATUS nts;
|
|
|
|
if (!hModule) hModule = get_exe_module();
|
|
nts = LdrFindEntryForAddress( hModule, &pldr );
|
|
if (nts == STATUS_SUCCESS) lstrcpynW(lpFileName, pldr->FullDllName.Buffer, size);
|
|
else SetLastError( RtlNtStatusToDosError( nts ) );
|
|
|
|
}
|
|
LdrUnlockLoaderLock( 0, magic );
|
|
|
|
TRACE( "%s\n", debugstr_w(lpFileName) );
|
|
return strlenW(lpFileName);
|
|
}
|
|
|
|
/******************************************************************
|
|
* load_library_as_datafile
|
|
*/
|
|
static BOOL load_library_as_datafile( LPCWSTR name, HMODULE* hmod)
|
|
{
|
|
static const WCHAR dotDLL[] = {'.','d','l','l',0};
|
|
|
|
WCHAR filenameW[MAX_PATH];
|
|
HANDLE hFile = INVALID_HANDLE_VALUE;
|
|
HANDLE mapping;
|
|
|
|
*hmod = 0;
|
|
|
|
if (SearchPathW( NULL, (LPCWSTR)name, dotDLL, sizeof(filenameW) / sizeof(filenameW[0]),
|
|
filenameW, NULL ))
|
|
{
|
|
hFile = CreateFileW( filenameW, GENERIC_READ, FILE_SHARE_READ,
|
|
NULL, OPEN_EXISTING, 0, 0 );
|
|
}
|
|
if (hFile == INVALID_HANDLE_VALUE) return FALSE;
|
|
switch (MODULE_GetBinaryType( hFile ))
|
|
{
|
|
case BINARY_PE_EXE:
|
|
case BINARY_PE_DLL:
|
|
mapping = CreateFileMappingW( hFile, NULL, PAGE_READONLY, 0, 0, NULL );
|
|
if (mapping)
|
|
{
|
|
*hmod = MapViewOfFile( mapping, FILE_MAP_READ, 0, 0, 0 );
|
|
CloseHandle( mapping );
|
|
}
|
|
break;
|
|
default:
|
|
break;
|
|
}
|
|
CloseHandle( hFile );
|
|
|
|
return *hmod != 0;
|
|
}
|
|
|
|
/******************************************************************
|
|
* LoadLibraryExA (KERNEL32.@)
|
|
*
|
|
* The HFILE parameter is not used and marked reserved in the SDK. I can
|
|
* only guess that it should force a file to be mapped, but I rather
|
|
* ignore the parameter because it would be extremely difficult to
|
|
* integrate this with different types of module representations.
|
|
*
|
|
*/
|
|
HMODULE WINAPI LoadLibraryExA(LPCSTR libname, HANDLE hfile, DWORD flags)
|
|
{
|
|
UNICODE_STRING wstr;
|
|
NTSTATUS nts;
|
|
HMODULE hModule;
|
|
|
|
if (!libname)
|
|
{
|
|
SetLastError(ERROR_INVALID_PARAMETER);
|
|
return 0;
|
|
}
|
|
RtlCreateUnicodeStringFromAsciiz( &wstr, libname );
|
|
|
|
if (flags & LOAD_LIBRARY_AS_DATAFILE)
|
|
{
|
|
/* The method in load_library_as_datafile allows searching for the
|
|
* 'native' libraries only
|
|
*/
|
|
if (load_library_as_datafile( wstr.Buffer, &hModule))
|
|
{
|
|
RtlFreeUnicodeString( &wstr );
|
|
return (HMODULE)((ULONG_PTR)hModule + 1);
|
|
}
|
|
flags |= DONT_RESOLVE_DLL_REFERENCES; /* Just in case */
|
|
/* Fallback to normal behaviour */
|
|
}
|
|
|
|
nts = LdrLoadDll(NULL, flags, &wstr, &hModule);
|
|
if (nts != STATUS_SUCCESS)
|
|
{
|
|
hModule = 0;
|
|
SetLastError( RtlNtStatusToDosError( nts ) );
|
|
}
|
|
RtlFreeUnicodeString( &wstr );
|
|
|
|
return hModule;
|
|
}
|
|
|
|
/***********************************************************************
|
|
* LoadLibraryExW (KERNEL32.@)
|
|
*/
|
|
HMODULE WINAPI LoadLibraryExW(LPCWSTR libnameW, HANDLE hfile, DWORD flags)
|
|
{
|
|
UNICODE_STRING wstr;
|
|
NTSTATUS nts;
|
|
HMODULE hModule;
|
|
|
|
if (!libnameW)
|
|
{
|
|
SetLastError(ERROR_INVALID_PARAMETER);
|
|
return 0;
|
|
}
|
|
|
|
if (flags & LOAD_LIBRARY_AS_DATAFILE)
|
|
{
|
|
/* The method in load_library_as_datafile allows searching for the
|
|
* 'native' libraries only
|
|
*/
|
|
if (load_library_as_datafile(libnameW, &hModule))
|
|
return (HMODULE)((ULONG_PTR)hModule + 1);
|
|
flags |= DONT_RESOLVE_DLL_REFERENCES; /* Just in case */
|
|
/* Fallback to normal behaviour */
|
|
}
|
|
|
|
RtlInitUnicodeString( &wstr, libnameW );
|
|
nts = LdrLoadDll(NULL, flags, &wstr, &hModule);
|
|
if (nts != STATUS_SUCCESS)
|
|
{
|
|
hModule = 0;
|
|
SetLastError( RtlNtStatusToDosError( nts ) );
|
|
}
|
|
return hModule;
|
|
}
|
|
|
|
/***********************************************************************
|
|
* LoadLibraryA (KERNEL32.@)
|
|
*/
|
|
HMODULE WINAPI LoadLibraryA(LPCSTR libname)
|
|
{
|
|
return LoadLibraryExA(libname, 0, 0);
|
|
}
|
|
|
|
/***********************************************************************
|
|
* LoadLibraryW (KERNEL32.@)
|
|
*/
|
|
HMODULE WINAPI LoadLibraryW(LPCWSTR libnameW)
|
|
{
|
|
return LoadLibraryExW(libnameW, 0, 0);
|
|
}
|
|
|
|
/***********************************************************************
|
|
* LoadLibrary32 (KERNEL.452)
|
|
* LoadSystemLibrary32 (KERNEL.482)
|
|
*/
|
|
HMODULE WINAPI LoadLibrary32_16( LPCSTR libname )
|
|
{
|
|
HMODULE hModule;
|
|
DWORD count;
|
|
|
|
ReleaseThunkLock( &count );
|
|
hModule = LoadLibraryA( libname );
|
|
RestoreThunkLock( count );
|
|
return hModule;
|
|
}
|
|
|
|
/***********************************************************************
|
|
* FreeLibrary (KERNEL32.@)
|
|
* FreeLibrary32 (KERNEL.486)
|
|
*/
|
|
BOOL WINAPI FreeLibrary(HINSTANCE hLibModule)
|
|
{
|
|
BOOL retv = FALSE;
|
|
NTSTATUS nts;
|
|
|
|
if (!hLibModule)
|
|
{
|
|
SetLastError( ERROR_INVALID_HANDLE );
|
|
return FALSE;
|
|
}
|
|
|
|
if ((ULONG_PTR)hLibModule & 1)
|
|
{
|
|
/* this is a LOAD_LIBRARY_AS_DATAFILE module */
|
|
char *ptr = (char *)hLibModule - 1;
|
|
UnmapViewOfFile( ptr );
|
|
return TRUE;
|
|
}
|
|
|
|
if ((nts = LdrUnloadDll( hLibModule )) == STATUS_SUCCESS) retv = TRUE;
|
|
else SetLastError( RtlNtStatusToDosError( nts ) );
|
|
|
|
return retv;
|
|
}
|
|
|
|
/***********************************************************************
|
|
* FreeLibraryAndExitThread (KERNEL32.@)
|
|
*/
|
|
VOID WINAPI FreeLibraryAndExitThread(HINSTANCE hLibModule, DWORD dwExitCode)
|
|
{
|
|
FreeLibrary(hLibModule);
|
|
ExitThread(dwExitCode);
|
|
}
|
|
|
|
/***********************************************************************
|
|
* PrivateLoadLibrary (KERNEL32.@)
|
|
*
|
|
* FIXME: rough guesswork, don't know what "Private" means
|
|
*/
|
|
HINSTANCE16 WINAPI PrivateLoadLibrary(LPCSTR libname)
|
|
{
|
|
return LoadLibrary16(libname);
|
|
}
|
|
|
|
/***********************************************************************
|
|
* PrivateFreeLibrary (KERNEL32.@)
|
|
*
|
|
* FIXME: rough guesswork, don't know what "Private" means
|
|
*/
|
|
void WINAPI PrivateFreeLibrary(HINSTANCE16 handle)
|
|
{
|
|
FreeLibrary16(handle);
|
|
}
|
|
|
|
|
|
/***********************************************************************
|
|
* GetProcAddress16 (KERNEL32.37)
|
|
* Get procaddress in 16bit module from win32... (kernel32 undoc. ordinal func)
|
|
*/
|
|
FARPROC16 WINAPI WIN32_GetProcAddress16( HMODULE hModule, LPCSTR name )
|
|
{
|
|
if (!hModule) {
|
|
WARN("hModule may not be 0!\n");
|
|
return (FARPROC16)0;
|
|
}
|
|
if (HIWORD(hModule))
|
|
{
|
|
WARN("hModule is Win32 handle (%p)\n", hModule );
|
|
return (FARPROC16)0;
|
|
}
|
|
return GetProcAddress16( LOWORD(hModule), name );
|
|
}
|
|
|
|
/***********************************************************************
|
|
* GetProcAddress (KERNEL.50)
|
|
*/
|
|
FARPROC16 WINAPI GetProcAddress16( HMODULE16 hModule, LPCSTR name )
|
|
{
|
|
WORD ordinal;
|
|
FARPROC16 ret;
|
|
|
|
if (!hModule) hModule = GetCurrentTask();
|
|
hModule = GetExePtr( hModule );
|
|
|
|
if (HIWORD(name) != 0)
|
|
{
|
|
ordinal = NE_GetOrdinal( hModule, name );
|
|
TRACE("%04x '%s'\n", hModule, name );
|
|
}
|
|
else
|
|
{
|
|
ordinal = LOWORD(name);
|
|
TRACE("%04x %04x\n", hModule, ordinal );
|
|
}
|
|
if (!ordinal) return (FARPROC16)0;
|
|
|
|
ret = NE_GetEntryPoint( hModule, ordinal );
|
|
|
|
TRACE("returning %08x\n", (UINT)ret );
|
|
return ret;
|
|
}
|
|
|
|
|
|
/***********************************************************************
|
|
* GetProcAddress (KERNEL32.@)
|
|
*/
|
|
FARPROC WINAPI GetProcAddress( HMODULE hModule, LPCSTR function )
|
|
{
|
|
NTSTATUS nts;
|
|
FARPROC fp;
|
|
|
|
if (HIWORD(function))
|
|
{
|
|
ANSI_STRING str;
|
|
|
|
RtlInitAnsiString( &str, function );
|
|
nts = LdrGetProcedureAddress( hModule, &str, 0, (void**)&fp );
|
|
}
|
|
else
|
|
nts = LdrGetProcedureAddress( hModule, NULL, (DWORD)function, (void**)&fp );
|
|
if (nts != STATUS_SUCCESS)
|
|
{
|
|
SetLastError( RtlNtStatusToDosError( nts ) );
|
|
fp = NULL;
|
|
}
|
|
return fp;
|
|
}
|
|
|
|
/***********************************************************************
|
|
* GetProcAddress32 (KERNEL.453)
|
|
*/
|
|
FARPROC WINAPI GetProcAddress32_16( HMODULE hModule, LPCSTR function )
|
|
{
|
|
/* FIXME: we used to disable snoop when returning proc for Win16 subsystem */
|
|
return GetProcAddress( hModule, function );
|
|
}
|
|
|
|
/***************************************************************************
|
|
* HasGPHandler (KERNEL.338)
|
|
*/
|
|
|
|
#include "pshpack1.h"
|
|
typedef struct _GPHANDLERDEF
|
|
{
|
|
WORD selector;
|
|
WORD rangeStart;
|
|
WORD rangeEnd;
|
|
WORD handler;
|
|
} GPHANDLERDEF;
|
|
#include "poppack.h"
|
|
|
|
SEGPTR WINAPI HasGPHandler16( SEGPTR address )
|
|
{
|
|
HMODULE16 hModule;
|
|
int gpOrdinal;
|
|
SEGPTR gpPtr;
|
|
GPHANDLERDEF *gpHandler;
|
|
|
|
if ( (hModule = FarGetOwner16( SELECTOROF(address) )) != 0
|
|
&& (gpOrdinal = NE_GetOrdinal( hModule, "__GP" )) != 0
|
|
&& (gpPtr = (SEGPTR)NE_GetEntryPointEx( hModule, gpOrdinal, FALSE )) != 0
|
|
&& !IsBadReadPtr16( gpPtr, sizeof(GPHANDLERDEF) )
|
|
&& (gpHandler = MapSL( gpPtr )) != NULL )
|
|
{
|
|
while (gpHandler->selector)
|
|
{
|
|
if ( SELECTOROF(address) == gpHandler->selector
|
|
&& OFFSETOF(address) >= gpHandler->rangeStart
|
|
&& OFFSETOF(address) < gpHandler->rangeEnd )
|
|
return MAKESEGPTR( gpHandler->selector, gpHandler->handler );
|
|
gpHandler++;
|
|
}
|
|
}
|
|
|
|
return 0;
|
|
}
|