mirror of
git://source.winehq.org/git/wine.git
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1695 lines
51 KiB
C
1695 lines
51 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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WINE_MODREF *MODULE_modref_list = NULL;
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static WINE_MODREF *exe_modref;
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static int free_lib_count; /* recursion depth of FreeLibrary calls */
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static int process_detaching; /* set on process detach to avoid deadlocks with thread detach */
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static CRITICAL_SECTION loader_section = CRITICAL_SECTION_INIT( "loader_section" );
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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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* MODULE32_LookupHMODULE
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* looks for the referenced HMODULE in the current process
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* NOTE: Assumes that the process critical section is held!
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*/
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static WINE_MODREF *MODULE32_LookupHMODULE( HMODULE hmod )
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{
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WINE_MODREF *wm;
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if (!hmod)
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return exe_modref;
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if (!HIWORD(hmod)) {
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ERR("tried to lookup %p in win32 module handler!\n",hmod);
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SetLastError( ERROR_INVALID_HANDLE );
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return NULL;
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}
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for ( wm = MODULE_modref_list; wm; wm=wm->next )
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if (wm->module == hmod)
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return wm;
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SetLastError( ERROR_INVALID_HANDLE );
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return NULL;
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}
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/*************************************************************************
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* MODULE_AllocModRef
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*
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* Allocate a WINE_MODREF structure and add it to the process list
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* NOTE: Assumes that the process critical section is held!
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*/
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WINE_MODREF *MODULE_AllocModRef( HMODULE hModule, LPCSTR filename )
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{
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WINE_MODREF *wm;
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DWORD long_len = strlen( filename );
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DWORD short_len = GetShortPathNameA( filename, NULL, 0 );
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if ((wm = HeapAlloc( GetProcessHeap(), HEAP_ZERO_MEMORY,
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sizeof(*wm) + long_len + short_len + 1 )))
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{
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wm->module = hModule;
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wm->tlsindex = -1;
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wm->filename = wm->data;
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memcpy( wm->filename, filename, long_len + 1 );
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if ((wm->modname = strrchr( wm->filename, '\\' ))) wm->modname++;
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else wm->modname = wm->filename;
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wm->short_filename = wm->filename + long_len + 1;
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GetShortPathNameA( wm->filename, wm->short_filename, short_len + 1 );
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if ((wm->short_modname = strrchr( wm->short_filename, '\\' ))) wm->short_modname++;
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else wm->short_modname = wm->short_filename;
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wm->next = MODULE_modref_list;
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if (wm->next) wm->next->prev = wm;
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MODULE_modref_list = wm;
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if (!(RtlImageNtHeader(hModule)->FileHeader.Characteristics & IMAGE_FILE_DLL))
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{
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if (!exe_modref) exe_modref = wm;
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else FIXME( "Trying to load second .EXE file: %s\n", filename );
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}
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}
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return wm;
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}
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/*************************************************************************
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* MODULE_InitDLL
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*/
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static BOOL MODULE_InitDLL( WINE_MODREF *wm, DWORD type, LPVOID lpReserved )
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{
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BOOL retv = TRUE;
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static LPCSTR typeName[] = { "PROCESS_DETACH", "PROCESS_ATTACH",
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"THREAD_ATTACH", "THREAD_DETACH" };
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assert( wm );
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/* Skip calls for modules loaded with special load flags */
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if (wm->flags & WINE_MODREF_DONT_RESOLVE_REFS) return TRUE;
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TRACE("(%s,%s,%p) - CALL\n", wm->modname, typeName[type], lpReserved );
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/* Call the initialization routine */
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retv = PE_InitDLL( wm->module, type, lpReserved );
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/* The state of the module list may have changed due to the call
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to PE_InitDLL. We cannot assume that this module has not been
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deleted. */
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TRACE("(%p,%s,%p) - RETURN %d\n", wm, typeName[type], lpReserved, retv );
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return retv;
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}
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/*************************************************************************
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* MODULE_DllProcessAttach
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*
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* Send the process attach notification to all DLLs the given module
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* depends on (recursively). This is somewhat complicated due to the fact that
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*
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* - we have to respect the module dependencies, i.e. modules implicitly
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* referenced by another module have to be initialized before the module
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* itself can be initialized
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*
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* - the initialization routine of a DLL can itself call LoadLibrary,
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* thereby introducing a whole new set of dependencies (even involving
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* the 'old' modules) at any time during the whole process
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*
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* (Note that this routine can be recursively entered not only directly
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* from itself, but also via LoadLibrary from one of the called initialization
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* routines.)
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*
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* Furthermore, we need to rearrange the main WINE_MODREF list to allow
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* the process *detach* notifications to be sent in the correct order.
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* This must not only take into account module dependencies, but also
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* 'hidden' dependencies created by modules calling LoadLibrary in their
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* attach notification routine.
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*
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* The strategy is rather simple: we move a WINE_MODREF to the head of the
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* list after the attach notification has returned. This implies that the
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* detach notifications are called in the reverse of the sequence the attach
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* notifications *returned*.
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*/
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BOOL MODULE_DllProcessAttach( WINE_MODREF *wm, LPVOID lpReserved )
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{
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BOOL retv = TRUE;
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int i;
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RtlEnterCriticalSection( &loader_section );
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if (!wm)
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{
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wm = exe_modref;
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PE_InitTls();
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}
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assert( wm );
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/* prevent infinite recursion in case of cyclical dependencies */
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if ( ( wm->flags & WINE_MODREF_MARKER )
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|| ( wm->flags & WINE_MODREF_PROCESS_ATTACHED ) )
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goto done;
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TRACE("(%s,%p) - START\n", wm->modname, lpReserved );
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/* Tag current MODREF to prevent recursive loop */
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wm->flags |= WINE_MODREF_MARKER;
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/* Recursively attach all DLLs this one depends on */
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for ( i = 0; retv && i < wm->nDeps; i++ )
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if ( wm->deps[i] )
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retv = MODULE_DllProcessAttach( wm->deps[i], lpReserved );
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/* Call DLL entry point */
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if ( retv )
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{
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retv = MODULE_InitDLL( wm, DLL_PROCESS_ATTACH, lpReserved );
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if ( retv )
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wm->flags |= WINE_MODREF_PROCESS_ATTACHED;
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}
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/* Re-insert MODREF at head of list */
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if ( retv && wm->prev )
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{
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wm->prev->next = wm->next;
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if ( wm->next ) wm->next->prev = wm->prev;
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wm->prev = NULL;
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wm->next = MODULE_modref_list;
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MODULE_modref_list = wm->next->prev = wm;
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}
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/* Remove recursion flag */
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wm->flags &= ~WINE_MODREF_MARKER;
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TRACE("(%s,%p) - END\n", wm->modname, lpReserved );
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done:
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RtlLeaveCriticalSection( &loader_section );
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return retv;
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}
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/*************************************************************************
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* MODULE_DllProcessDetach
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*
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* Send DLL process detach notifications. See the comment about calling
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* sequence at MODULE_DllProcessAttach. Unless the bForceDetach flag
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* is set, only DLLs with zero refcount are notified.
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*/
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void MODULE_DllProcessDetach( BOOL bForceDetach, LPVOID lpReserved )
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{
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WINE_MODREF *wm;
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RtlEnterCriticalSection( &loader_section );
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if (bForceDetach) process_detaching = 1;
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do
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{
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for ( wm = MODULE_modref_list; wm; wm = wm->next )
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{
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/* Check whether to detach this DLL */
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if ( !(wm->flags & WINE_MODREF_PROCESS_ATTACHED) )
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continue;
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if ( wm->refCount > 0 && !bForceDetach )
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continue;
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/* Call detach notification */
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wm->flags &= ~WINE_MODREF_PROCESS_ATTACHED;
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MODULE_InitDLL( wm, DLL_PROCESS_DETACH, lpReserved );
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/* Restart at head of WINE_MODREF list, as entries might have
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been added and/or removed while performing the call ... */
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break;
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}
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} while ( wm );
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RtlLeaveCriticalSection( &loader_section );
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}
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/*************************************************************************
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* MODULE_DllThreadAttach
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*
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* Send DLL thread attach notifications. These are sent in the
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* reverse sequence of process detach notification.
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*
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*/
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void MODULE_DllThreadAttach( LPVOID lpReserved )
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{
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WINE_MODREF *wm;
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/* don't do any attach calls if process is exiting */
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if (process_detaching) return;
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/* FIXME: there is still a race here */
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RtlEnterCriticalSection( &loader_section );
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PE_InitTls();
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for ( wm = MODULE_modref_list; wm; wm = wm->next )
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if ( !wm->next )
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break;
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for ( ; wm; wm = wm->prev )
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{
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if ( !(wm->flags & WINE_MODREF_PROCESS_ATTACHED) )
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continue;
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if ( wm->flags & WINE_MODREF_NO_DLL_CALLS )
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continue;
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MODULE_InitDLL( wm, DLL_THREAD_ATTACH, lpReserved );
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}
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RtlLeaveCriticalSection( &loader_section );
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}
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/*************************************************************************
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* MODULE_DllThreadDetach
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*
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* Send DLL thread detach notifications. These are sent in the
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* same sequence as process detach notification.
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*
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*/
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void MODULE_DllThreadDetach( LPVOID lpReserved )
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{
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WINE_MODREF *wm;
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/* don't do any detach calls if process is exiting */
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if (process_detaching) return;
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/* FIXME: there is still a race here */
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RtlEnterCriticalSection( &loader_section );
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for ( wm = MODULE_modref_list; wm; wm = wm->next )
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{
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if ( !(wm->flags & WINE_MODREF_PROCESS_ATTACHED) )
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continue;
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if ( wm->flags & WINE_MODREF_NO_DLL_CALLS )
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continue;
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MODULE_InitDLL( wm, DLL_THREAD_DETACH, lpReserved );
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}
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RtlLeaveCriticalSection( &loader_section );
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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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WINE_MODREF *wm;
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BOOL retval = TRUE;
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RtlEnterCriticalSection( &loader_section );
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wm = MODULE32_LookupHMODULE( hModule );
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if ( !wm )
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retval = FALSE;
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else
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wm->flags |= WINE_MODREF_NO_DLL_CALLS;
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RtlLeaveCriticalSection( &loader_section );
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return retval;
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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( LPCSTR filename, 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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/* Extract base 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 = 0;
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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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if (module32)
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{
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IMAGE_NT_HEADERS *nt = RtlImageNtHeader( module32 );
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pModule->expected_version = ((nt->OptionalHeader.MajorSubsystemVersion & 0xff) << 8 ) |
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(nt->OptionalHeader.MinorSubsystemVersion & 0xff);
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pModule->flags |= NE_FFLAGS_WIN32;
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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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}
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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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|
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/* All tables zero terminated */
|
|
pModule->res_table = pModule->import_table = pModule->entry_table =
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(int)pStr - (int)pModule;
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|
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NE_RegisterModule( pModule );
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return hModule;
|
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}
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|
|
|
|
/**********************************************************************
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|
* MODULE_FindModule
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*
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* Find a (loaded) win32 module depending on path
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*
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* RETURNS
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* the module handle if found
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* 0 if not
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*/
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WINE_MODREF *MODULE_FindModule(
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LPCSTR path /* [in] pathname of module/library to be found */
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) {
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WINE_MODREF *wm;
|
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char dllname[260], *p;
|
|
|
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/* Append .DLL to name if no extension present */
|
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strcpy( dllname, path );
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if (!(p = strrchr( dllname, '.')) || strchr( p, '/' ) || strchr( p, '\\'))
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strcat( dllname, ".DLL" );
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|
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for ( wm = MODULE_modref_list; wm; wm = wm->next )
|
|
{
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if ( !FILE_strcasecmp( dllname, wm->modname ) )
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break;
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if ( !FILE_strcasecmp( dllname, wm->filename ) )
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break;
|
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if ( !FILE_strcasecmp( dllname, wm->short_modname ) )
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break;
|
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if ( !FILE_strcasecmp( dllname, wm->short_filename ) )
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break;
|
|
}
|
|
|
|
return wm;
|
|
}
|
|
|
|
|
|
/* Check whether a file is an OS/2 or a very old Windows executable
|
|
* by testing on import of KERNEL.
|
|
*
|
|
* FIXME: is reading the module imports the only way of discerning
|
|
* old Windows binaries from OS/2 ones ? At least it seems so...
|
|
*/
|
|
static enum binary_type MODULE_Decide_OS2_OldWin(HANDLE hfile, const IMAGE_DOS_HEADER *mz,
|
|
const IMAGE_OS2_HEADER *ne)
|
|
{
|
|
DWORD currpos = SetFilePointer( hfile, 0, NULL, SEEK_CUR);
|
|
enum binary_type ret = BINARY_OS216;
|
|
LPWORD modtab = NULL;
|
|
LPSTR nametab = NULL;
|
|
DWORD len;
|
|
int i;
|
|
|
|
/* read modref table */
|
|
if ( (SetFilePointer( hfile, mz->e_lfanew + ne->ne_modtab, NULL, SEEK_SET ) == -1)
|
|
|| (!(modtab = HeapAlloc( GetProcessHeap(), 0, ne->ne_cmod*sizeof(WORD))))
|
|
|| (!(ReadFile(hfile, modtab, ne->ne_cmod*sizeof(WORD), &len, NULL)))
|
|
|| (len != ne->ne_cmod*sizeof(WORD)) )
|
|
goto broken;
|
|
|
|
/* read imported names table */
|
|
if ( (SetFilePointer( hfile, mz->e_lfanew + ne->ne_imptab, NULL, SEEK_SET ) == -1)
|
|
|| (!(nametab = HeapAlloc( GetProcessHeap(), 0, ne->ne_enttab - ne->ne_imptab)))
|
|
|| (!(ReadFile(hfile, nametab, ne->ne_enttab - ne->ne_imptab, &len, NULL)))
|
|
|| (len != ne->ne_enttab - ne->ne_imptab) )
|
|
goto broken;
|
|
|
|
for (i=0; i < ne->ne_cmod; i++)
|
|
{
|
|
LPSTR module = &nametab[modtab[i]];
|
|
TRACE("modref: %.*s\n", module[0], &module[1]);
|
|
if (!(strncmp(&module[1], "KERNEL", module[0])))
|
|
{ /* very old Windows file */
|
|
MESSAGE("This seems to be a very old (pre-3.0) Windows executable. Expect crashes, especially if this is a real-mode binary !\n");
|
|
ret = BINARY_WIN16;
|
|
goto good;
|
|
}
|
|
}
|
|
|
|
broken:
|
|
ERR("Hmm, an error occurred. Is this binary file broken ?\n");
|
|
|
|
good:
|
|
HeapFree( GetProcessHeap(), 0, modtab);
|
|
HeapFree( GetProcessHeap(), 0, nametab);
|
|
SetFilePointer( hfile, currpos, NULL, SEEK_SET); /* restore filepos */
|
|
return ret;
|
|
}
|
|
|
|
/***********************************************************************
|
|
* MODULE_GetBinaryType
|
|
*/
|
|
enum binary_type MODULE_GetBinaryType( HANDLE hfile )
|
|
{
|
|
union
|
|
{
|
|
struct
|
|
{
|
|
unsigned char magic[4];
|
|
unsigned char ignored[12];
|
|
unsigned short type;
|
|
} elf;
|
|
IMAGE_DOS_HEADER mz;
|
|
} header;
|
|
|
|
char magic[4];
|
|
DWORD len;
|
|
|
|
/* Seek to the start of the file and read the header information. */
|
|
if (SetFilePointer( hfile, 0, NULL, SEEK_SET ) == -1)
|
|
return BINARY_UNKNOWN;
|
|
if (!ReadFile( hfile, &header, sizeof(header), &len, NULL ) || len != sizeof(header))
|
|
return BINARY_UNKNOWN;
|
|
|
|
if (!memcmp( header.elf.magic, "\177ELF", 4 ))
|
|
{
|
|
/* FIXME: we don't bother to check byte order, architecture, etc. */
|
|
switch(header.elf.type)
|
|
{
|
|
case 2: return BINARY_UNIX_EXE;
|
|
case 3: return BINARY_UNIX_LIB;
|
|
}
|
|
return BINARY_UNKNOWN;
|
|
}
|
|
|
|
/* Not ELF, try DOS */
|
|
|
|
if (header.mz.e_magic == IMAGE_DOS_SIGNATURE)
|
|
{
|
|
/* We do have a DOS image so we will now try to seek into
|
|
* the file by the amount indicated by the field
|
|
* "Offset to extended header" and read in the
|
|
* "magic" field information at that location.
|
|
* This will tell us if there is more header information
|
|
* to read or not.
|
|
*/
|
|
/* But before we do we will make sure that header
|
|
* structure encompasses the "Offset to extended header"
|
|
* field.
|
|
*/
|
|
if ((header.mz.e_cparhdr << 4) < sizeof(IMAGE_DOS_HEADER))
|
|
return BINARY_DOS;
|
|
if (header.mz.e_crlc && (header.mz.e_lfarlc < sizeof(IMAGE_DOS_HEADER)))
|
|
return BINARY_DOS;
|
|
if (header.mz.e_lfanew < sizeof(IMAGE_DOS_HEADER))
|
|
return BINARY_DOS;
|
|
if (SetFilePointer( hfile, header.mz.e_lfanew, NULL, SEEK_SET ) == -1)
|
|
return BINARY_DOS;
|
|
if (!ReadFile( hfile, magic, sizeof(magic), &len, NULL ) || len != sizeof(magic))
|
|
return BINARY_DOS;
|
|
|
|
/* Reading the magic field succeeded so
|
|
* we will try to determine what type it is.
|
|
*/
|
|
if (!memcmp( magic, "PE\0\0", 4 ))
|
|
{
|
|
IMAGE_FILE_HEADER FileHeader;
|
|
|
|
if (ReadFile( hfile, &FileHeader, sizeof(FileHeader), &len, NULL ) && len == sizeof(FileHeader))
|
|
{
|
|
if (FileHeader.Characteristics & IMAGE_FILE_DLL) return BINARY_PE_DLL;
|
|
return BINARY_PE_EXE;
|
|
}
|
|
return BINARY_DOS;
|
|
}
|
|
|
|
if (!memcmp( magic, "NE", 2 ))
|
|
{
|
|
/* This is a Windows executable (NE) header. This can
|
|
* mean either a 16-bit OS/2 or a 16-bit Windows or even a
|
|
* DOS program (running under a DOS extender). To decide
|
|
* which, we'll have to read the NE header.
|
|
*/
|
|
IMAGE_OS2_HEADER ne;
|
|
if ( SetFilePointer( hfile, header.mz.e_lfanew, NULL, SEEK_SET ) != -1
|
|
&& ReadFile( hfile, &ne, sizeof(ne), &len, NULL )
|
|
&& len == sizeof(ne) )
|
|
{
|
|
switch ( ne.ne_exetyp )
|
|
{
|
|
case 2: return BINARY_WIN16;
|
|
case 5: return BINARY_DOS;
|
|
default: return MODULE_Decide_OS2_OldWin(hfile, &header.mz, &ne);
|
|
}
|
|
}
|
|
/* Couldn't read header, so abort. */
|
|
return BINARY_DOS;
|
|
}
|
|
|
|
/* Unknown extended header, but this file is nonetheless DOS-executable. */
|
|
return BINARY_DOS;
|
|
}
|
|
|
|
return BINARY_UNKNOWN;
|
|
}
|
|
|
|
/***********************************************************************
|
|
* GetBinaryTypeA [KERNEL32.@]
|
|
* GetBinaryType [KERNEL32.@]
|
|
*
|
|
* The GetBinaryType function determines whether a file is executable
|
|
* or not and if it is it returns what type of executable it is.
|
|
* The type of executable is a property that determines in which
|
|
* subsystem an executable file runs under.
|
|
*
|
|
* Binary types returned:
|
|
* SCS_32BIT_BINARY: A Win32 based application
|
|
* SCS_DOS_BINARY: An MS-Dos based application
|
|
* SCS_WOW_BINARY: A Win16 based application
|
|
* SCS_PIF_BINARY: A PIF file that executes an MS-Dos based app
|
|
* SCS_POSIX_BINARY: A POSIX based application ( Not implemented )
|
|
* SCS_OS216_BINARY: A 16bit OS/2 based application
|
|
*
|
|
* Returns TRUE if the file is an executable in which case
|
|
* the value pointed by lpBinaryType is set.
|
|
* Returns FALSE if the file is not an executable or if the function fails.
|
|
*
|
|
* To do so it opens the file and reads in the header information
|
|
* if the extended header information is not present it will
|
|
* assume that the file is a DOS executable.
|
|
* If the extended header information is present it will
|
|
* determine if the file is a 16 or 32 bit Windows executable
|
|
* by check the flags in the header.
|
|
*
|
|
* Note that .COM and .PIF files are only recognized by their
|
|
* file name extension; but Windows does it the same way ...
|
|
*/
|
|
BOOL WINAPI GetBinaryTypeA( LPCSTR lpApplicationName, LPDWORD lpBinaryType )
|
|
{
|
|
BOOL ret = FALSE;
|
|
HANDLE hfile;
|
|
char *ptr;
|
|
|
|
TRACE_(win32)("%s\n", lpApplicationName );
|
|
|
|
/* Sanity check.
|
|
*/
|
|
if ( lpApplicationName == NULL || lpBinaryType == NULL )
|
|
return FALSE;
|
|
|
|
/* Open the file indicated by lpApplicationName for reading.
|
|
*/
|
|
hfile = CreateFileA( lpApplicationName, GENERIC_READ, FILE_SHARE_READ,
|
|
NULL, OPEN_EXISTING, 0, 0 );
|
|
if ( hfile == INVALID_HANDLE_VALUE )
|
|
return FALSE;
|
|
|
|
/* Check binary type
|
|
*/
|
|
switch(MODULE_GetBinaryType( hfile ))
|
|
{
|
|
case BINARY_UNKNOWN:
|
|
/* try to determine from file name */
|
|
ptr = strrchr( lpApplicationName, '.' );
|
|
if (!ptr) break;
|
|
if (!FILE_strcasecmp( ptr, ".COM" ))
|
|
{
|
|
*lpBinaryType = SCS_DOS_BINARY;
|
|
ret = TRUE;
|
|
}
|
|
else if (!FILE_strcasecmp( ptr, ".PIF" ))
|
|
{
|
|
*lpBinaryType = SCS_PIF_BINARY;
|
|
ret = TRUE;
|
|
}
|
|
break;
|
|
case BINARY_PE_EXE:
|
|
case BINARY_PE_DLL:
|
|
*lpBinaryType = SCS_32BIT_BINARY;
|
|
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:
|
|
ret = FALSE;
|
|
break;
|
|
}
|
|
|
|
CloseHandle( hfile );
|
|
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 )
|
|
return FALSE;
|
|
|
|
/* Convert the wide string to a ascii string.
|
|
*/
|
|
strNew = HEAP_strdupWtoA( GetProcessHeap(), 0, lpApplicationName );
|
|
|
|
if ( strNew != NULL )
|
|
{
|
|
ret = GetBinaryTypeA( strNew, lpBinaryType );
|
|
|
|
/* Free the allocated string.
|
|
*/
|
|
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)
|
|
{
|
|
WINE_MODREF *wm;
|
|
|
|
if ( module == NULL )
|
|
wm = exe_modref;
|
|
else
|
|
wm = MODULE_FindModule( module );
|
|
|
|
return wm? wm->module : 0;
|
|
}
|
|
|
|
/***********************************************************************
|
|
* GetModuleHandleW (KERNEL32.@)
|
|
*/
|
|
HMODULE WINAPI GetModuleHandleW(LPCWSTR module)
|
|
{
|
|
HMODULE hModule;
|
|
LPSTR modulea = HEAP_strdupWtoA( GetProcessHeap(), 0, module );
|
|
hModule = GetModuleHandleA( modulea );
|
|
HeapFree( GetProcessHeap(), 0, modulea );
|
|
return hModule;
|
|
}
|
|
|
|
|
|
/***********************************************************************
|
|
* 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 */
|
|
{
|
|
RtlEnterCriticalSection( &loader_section );
|
|
|
|
lpFileName[0] = 0;
|
|
if (!hModule && !(NtCurrentTeb()->tibflags & TEBF_WIN32))
|
|
{
|
|
/* 16-bit task - get current NE module name */
|
|
NE_MODULE *pModule = NE_GetPtr( GetCurrentTask() );
|
|
if (pModule) GetLongPathNameA(NE_MODULE_NAME(pModule), lpFileName, size);
|
|
}
|
|
else
|
|
{
|
|
WINE_MODREF *wm = MODULE32_LookupHMODULE( hModule );
|
|
if (wm) lstrcpynA( lpFileName, wm->filename, size );
|
|
}
|
|
|
|
RtlLeaveCriticalSection( &loader_section );
|
|
TRACE("%s\n", lpFileName );
|
|
return strlen(lpFileName);
|
|
}
|
|
|
|
|
|
/***********************************************************************
|
|
* GetModuleFileNameW (KERNEL32.@)
|
|
*/
|
|
DWORD WINAPI GetModuleFileNameW( HMODULE hModule, LPWSTR lpFileName, DWORD size )
|
|
{
|
|
LPSTR fnA = HeapAlloc( GetProcessHeap(), 0, size * 2 );
|
|
if (!fnA) return 0;
|
|
GetModuleFileNameA( hModule, fnA, size * 2 );
|
|
if (size > 0 && !MultiByteToWideChar( CP_ACP, 0, fnA, -1, lpFileName, size ))
|
|
lpFileName[size-1] = 0;
|
|
HeapFree( GetProcessHeap(), 0, fnA );
|
|
return strlenW(lpFileName);
|
|
}
|
|
|
|
|
|
/***********************************************************************
|
|
* LoadLibraryExA (KERNEL32.@)
|
|
*/
|
|
HMODULE WINAPI LoadLibraryExA(LPCSTR libname, HANDLE hfile, DWORD flags)
|
|
{
|
|
WINE_MODREF *wm;
|
|
|
|
if(!libname)
|
|
{
|
|
SetLastError(ERROR_INVALID_PARAMETER);
|
|
return 0;
|
|
}
|
|
|
|
if (flags & LOAD_LIBRARY_AS_DATAFILE)
|
|
{
|
|
char filename[256];
|
|
HMODULE hmod = 0;
|
|
|
|
/* This method allows searching for the 'native' libraries only */
|
|
if (SearchPathA( NULL, libname, ".dll", sizeof(filename), filename, NULL ))
|
|
{
|
|
/* FIXME: maybe we should use the hfile parameter instead */
|
|
HANDLE hFile = CreateFileA( filename, GENERIC_READ, FILE_SHARE_READ,
|
|
NULL, OPEN_EXISTING, 0, 0 );
|
|
if (hFile != INVALID_HANDLE_VALUE)
|
|
{
|
|
HANDLE mapping;
|
|
switch (MODULE_GetBinaryType( hFile ))
|
|
{
|
|
case BINARY_PE_EXE:
|
|
case BINARY_PE_DLL:
|
|
mapping = CreateFileMappingA( hFile, NULL, PAGE_READONLY, 0, 0, NULL );
|
|
if (mapping)
|
|
{
|
|
hmod = (HMODULE)MapViewOfFile( mapping, FILE_MAP_READ, 0, 0, 0 );
|
|
CloseHandle( mapping );
|
|
}
|
|
break;
|
|
default:
|
|
break;
|
|
}
|
|
CloseHandle( hFile );
|
|
}
|
|
if (hmod) return (HMODULE)((ULONG_PTR)hmod + 1);
|
|
}
|
|
flags |= DONT_RESOLVE_DLL_REFERENCES; /* Just in case */
|
|
/* Fallback to normal behaviour */
|
|
}
|
|
|
|
RtlEnterCriticalSection( &loader_section );
|
|
|
|
wm = MODULE_LoadLibraryExA( libname, hfile, flags );
|
|
if ( wm )
|
|
{
|
|
if ( !MODULE_DllProcessAttach( wm, NULL ) )
|
|
{
|
|
WARN_(module)("Attach failed for module '%s'.\n", libname);
|
|
MODULE_FreeLibrary(wm);
|
|
SetLastError(ERROR_DLL_INIT_FAILED);
|
|
wm = NULL;
|
|
}
|
|
}
|
|
|
|
RtlLeaveCriticalSection( &loader_section );
|
|
return wm ? wm->module : 0;
|
|
}
|
|
|
|
/***********************************************************************
|
|
* allocate_lib_dir
|
|
*
|
|
* helper for MODULE_LoadLibraryExA. Allocate space to hold the directory
|
|
* portion of the provided name and put the name in it.
|
|
*
|
|
*/
|
|
static LPCSTR allocate_lib_dir(LPCSTR libname)
|
|
{
|
|
LPCSTR p, pmax;
|
|
LPSTR result;
|
|
int length;
|
|
|
|
pmax = libname;
|
|
if ((p = strrchr( pmax, '\\' ))) pmax = p + 1;
|
|
if ((p = strrchr( pmax, '/' ))) pmax = p + 1; /* Naughty. MSDN says don't */
|
|
if (pmax == libname && pmax[0] && pmax[1] == ':') pmax += 2;
|
|
|
|
length = pmax - libname;
|
|
|
|
result = HeapAlloc (GetProcessHeap(), 0, length+1);
|
|
|
|
if (result)
|
|
{
|
|
strncpy (result, libname, length);
|
|
result [length] = '\0';
|
|
}
|
|
|
|
return result;
|
|
}
|
|
|
|
/***********************************************************************
|
|
* MODULE_LoadLibraryExA (internal)
|
|
*
|
|
* Load a PE style module according to the load order.
|
|
*
|
|
* 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.
|
|
*
|
|
* libdir is used to support LOAD_WITH_ALTERED_SEARCH_PATH during the recursion
|
|
* on this function. When first called from LoadLibraryExA it will be
|
|
* NULL but thereafter it may point to a buffer containing the path
|
|
* portion of the library name. Note that the recursion all occurs
|
|
* within a Critical section (see LoadLibraryExA) so the use of a
|
|
* static is acceptable.
|
|
* (We have to use a static variable at some point anyway, to pass the
|
|
* information from BUILTIN32_dlopen through dlopen and the builtin's
|
|
* init function into load_library).
|
|
* allocated_libdir is TRUE in the stack frame that allocated libdir
|
|
*/
|
|
WINE_MODREF *MODULE_LoadLibraryExA( LPCSTR libname, HANDLE hfile, DWORD flags )
|
|
{
|
|
DWORD err = GetLastError();
|
|
WINE_MODREF *pwm;
|
|
int i;
|
|
enum loadorder_type loadorder[LOADORDER_NTYPES];
|
|
LPSTR filename;
|
|
const char *filetype = "";
|
|
DWORD found;
|
|
BOOL allocated_libdir = FALSE;
|
|
static LPCSTR libdir = NULL; /* See above */
|
|
|
|
if ( !libname ) return NULL;
|
|
|
|
filename = HeapAlloc ( GetProcessHeap(), 0, MAX_PATH + 1 );
|
|
if ( !filename ) return NULL;
|
|
*filename = 0; /* Just in case we don't set it before goto error */
|
|
|
|
RtlEnterCriticalSection( &loader_section );
|
|
|
|
if ((flags & LOAD_WITH_ALTERED_SEARCH_PATH) && FILE_contains_path(libname))
|
|
{
|
|
if (!(libdir = allocate_lib_dir(libname))) goto error;
|
|
allocated_libdir = TRUE;
|
|
}
|
|
|
|
if (!libdir || allocated_libdir)
|
|
found = SearchPathA(NULL, libname, ".dll", MAX_PATH, filename, NULL);
|
|
else
|
|
found = DIR_SearchAlternatePath(libdir, libname, ".dll", MAX_PATH, filename, NULL);
|
|
|
|
/* build the modules filename */
|
|
if (!found)
|
|
{
|
|
if (!MODULE_GetBuiltinPath( libname, ".dll", filename, MAX_PATH )) goto error;
|
|
}
|
|
|
|
/* Check for already loaded module */
|
|
if (!(pwm = MODULE_FindModule(filename)) && !FILE_contains_path(libname))
|
|
{
|
|
LPSTR fn = HeapAlloc ( GetProcessHeap(), 0, MAX_PATH + 1 );
|
|
if (fn)
|
|
{
|
|
/* since the default loading mechanism uses a more detailed algorithm
|
|
* than SearchPath (like using PATH, which can even be modified between
|
|
* two attempts of loading the same DLL), the look-up above (with
|
|
* SearchPath) can have put the file in system directory, whereas it
|
|
* has already been loaded but with a different path. So do a specific
|
|
* look-up with filename (without any path)
|
|
*/
|
|
strcpy ( fn, libname );
|
|
/* if the filename doesn't have an extension append .DLL */
|
|
if (!strrchr( fn, '.')) strcat( fn, ".dll" );
|
|
if ((pwm = MODULE_FindModule( fn )) != NULL)
|
|
strcpy( filename, fn );
|
|
HeapFree( GetProcessHeap(), 0, fn );
|
|
}
|
|
}
|
|
if (pwm)
|
|
{
|
|
pwm->refCount++;
|
|
|
|
if ((pwm->flags & WINE_MODREF_DONT_RESOLVE_REFS) &&
|
|
!(flags & DONT_RESOLVE_DLL_REFERENCES))
|
|
{
|
|
pwm->flags &= ~WINE_MODREF_DONT_RESOLVE_REFS;
|
|
PE_fixup_imports( pwm );
|
|
}
|
|
TRACE("Already loaded module '%s' at %p, count=%d\n", filename, pwm->module, pwm->refCount);
|
|
if (allocated_libdir)
|
|
{
|
|
HeapFree ( GetProcessHeap(), 0, (LPSTR)libdir );
|
|
libdir = NULL;
|
|
}
|
|
RtlLeaveCriticalSection( &loader_section );
|
|
HeapFree ( GetProcessHeap(), 0, filename );
|
|
return pwm;
|
|
}
|
|
|
|
MODULE_GetLoadOrder( loadorder, filename, TRUE);
|
|
|
|
for(i = 0; i < LOADORDER_NTYPES; i++)
|
|
{
|
|
if (loadorder[i] == LOADORDER_INVALID) break;
|
|
SetLastError( ERROR_FILE_NOT_FOUND );
|
|
|
|
switch(loadorder[i])
|
|
{
|
|
case LOADORDER_DLL:
|
|
TRACE("Trying native dll '%s'\n", filename);
|
|
pwm = PE_LoadLibraryExA(filename, flags);
|
|
filetype = "native";
|
|
break;
|
|
|
|
case LOADORDER_SO:
|
|
TRACE("Trying so-library '%s'\n", filename);
|
|
pwm = ELF_LoadLibraryExA(filename, flags);
|
|
filetype = "so";
|
|
break;
|
|
|
|
case LOADORDER_BI:
|
|
TRACE("Trying built-in '%s'\n", filename);
|
|
pwm = BUILTIN32_LoadLibraryExA(filename, flags);
|
|
filetype = "builtin";
|
|
break;
|
|
|
|
default:
|
|
pwm = NULL;
|
|
break;
|
|
}
|
|
|
|
if(pwm)
|
|
{
|
|
/* Initialize DLL just loaded */
|
|
TRACE("Loaded module '%s' at %p\n", filename, pwm->module);
|
|
if (!TRACE_ON(module))
|
|
TRACE_(loaddll)("Loaded module '%s' : %s\n", filename, filetype);
|
|
/* Set the refCount here so that an attach failure will */
|
|
/* decrement the dependencies through the MODULE_FreeLibrary call. */
|
|
pwm->refCount = 1;
|
|
|
|
if (allocated_libdir)
|
|
{
|
|
HeapFree ( GetProcessHeap(), 0, (LPSTR)libdir );
|
|
libdir = NULL;
|
|
}
|
|
RtlLeaveCriticalSection( &loader_section );
|
|
SetLastError( err ); /* restore last error */
|
|
HeapFree ( GetProcessHeap(), 0, filename );
|
|
return pwm;
|
|
}
|
|
|
|
if(GetLastError() != ERROR_FILE_NOT_FOUND)
|
|
{
|
|
WARN("Loading of %s DLL %s failed (error %ld).\n",
|
|
filetype, filename, GetLastError());
|
|
break;
|
|
}
|
|
}
|
|
|
|
error:
|
|
if (allocated_libdir)
|
|
{
|
|
HeapFree ( GetProcessHeap(), 0, (LPSTR)libdir );
|
|
libdir = NULL;
|
|
}
|
|
RtlLeaveCriticalSection( &loader_section );
|
|
WARN("Failed to load module '%s'; error=%ld\n", filename, GetLastError());
|
|
HeapFree ( GetProcessHeap(), 0, filename );
|
|
return NULL;
|
|
}
|
|
|
|
/***********************************************************************
|
|
* 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;
|
|
}
|
|
|
|
/***********************************************************************
|
|
* LoadLibraryExW (KERNEL32.@)
|
|
*/
|
|
HMODULE WINAPI LoadLibraryExW(LPCWSTR libnameW,HANDLE hfile,DWORD flags)
|
|
{
|
|
LPSTR libnameA = HEAP_strdupWtoA( GetProcessHeap(), 0, libnameW );
|
|
HMODULE ret = LoadLibraryExA( libnameA , hfile, flags );
|
|
|
|
HeapFree( GetProcessHeap(), 0, libnameA );
|
|
return ret;
|
|
}
|
|
|
|
/***********************************************************************
|
|
* MODULE_FlushModrefs
|
|
*
|
|
* NOTE: Assumes that the process critical section is held!
|
|
*
|
|
* Remove all unused modrefs and call the internal unloading routines
|
|
* for the library type.
|
|
*/
|
|
static void MODULE_FlushModrefs(void)
|
|
{
|
|
WINE_MODREF *wm, *next;
|
|
|
|
for(wm = MODULE_modref_list; wm; wm = next)
|
|
{
|
|
next = wm->next;
|
|
|
|
if(wm->refCount)
|
|
continue;
|
|
|
|
/* Unlink this modref from the chain */
|
|
if(wm->next)
|
|
wm->next->prev = wm->prev;
|
|
if(wm->prev)
|
|
wm->prev->next = wm->next;
|
|
if(wm == MODULE_modref_list)
|
|
MODULE_modref_list = wm->next;
|
|
|
|
TRACE(" unloading %s\n", wm->filename);
|
|
if (!TRACE_ON(module))
|
|
TRACE_(loaddll)("Unloaded module '%s' : %s\n", wm->filename,
|
|
wm->dlhandle ? "builtin" : "native" );
|
|
|
|
if (wm->dlhandle) wine_dll_unload( wm->dlhandle );
|
|
else UnmapViewOfFile( (LPVOID)wm->module );
|
|
FreeLibrary16(wm->hDummyMod);
|
|
HeapFree( GetProcessHeap(), 0, wm->deps );
|
|
HeapFree( GetProcessHeap(), 0, wm );
|
|
}
|
|
}
|
|
|
|
/***********************************************************************
|
|
* FreeLibrary (KERNEL32.@)
|
|
* FreeLibrary32 (KERNEL.486)
|
|
*/
|
|
BOOL WINAPI FreeLibrary(HINSTANCE hLibModule)
|
|
{
|
|
BOOL retv = FALSE;
|
|
WINE_MODREF *wm;
|
|
|
|
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;
|
|
}
|
|
|
|
RtlEnterCriticalSection( &loader_section );
|
|
|
|
/* if we're stopping the whole process (and forcing the removal of all
|
|
* DLLs) the library will be freed anyway
|
|
*/
|
|
if (process_detaching) retv = TRUE;
|
|
else
|
|
{
|
|
free_lib_count++;
|
|
if ((wm = MODULE32_LookupHMODULE( hLibModule ))) retv = MODULE_FreeLibrary( wm );
|
|
free_lib_count--;
|
|
}
|
|
|
|
RtlLeaveCriticalSection( &loader_section );
|
|
|
|
return retv;
|
|
}
|
|
|
|
/***********************************************************************
|
|
* MODULE_DecRefCount
|
|
*
|
|
* NOTE: Assumes that the process critical section is held!
|
|
*/
|
|
static void MODULE_DecRefCount( WINE_MODREF *wm )
|
|
{
|
|
int i;
|
|
|
|
if ( wm->flags & WINE_MODREF_MARKER )
|
|
return;
|
|
|
|
if ( wm->refCount <= 0 )
|
|
return;
|
|
|
|
--wm->refCount;
|
|
TRACE("(%s) refCount: %d\n", wm->modname, wm->refCount );
|
|
|
|
if ( wm->refCount == 0 )
|
|
{
|
|
wm->flags |= WINE_MODREF_MARKER;
|
|
|
|
for ( i = 0; i < wm->nDeps; i++ )
|
|
if ( wm->deps[i] )
|
|
MODULE_DecRefCount( wm->deps[i] );
|
|
|
|
wm->flags &= ~WINE_MODREF_MARKER;
|
|
}
|
|
}
|
|
|
|
/***********************************************************************
|
|
* MODULE_FreeLibrary
|
|
*
|
|
* NOTE: Assumes that the process critical section is held!
|
|
*/
|
|
BOOL MODULE_FreeLibrary( WINE_MODREF *wm )
|
|
{
|
|
TRACE("(%s) - START\n", wm->modname );
|
|
|
|
/* Recursively decrement reference counts */
|
|
MODULE_DecRefCount( wm );
|
|
|
|
/* Call process detach notifications */
|
|
if ( free_lib_count <= 1 )
|
|
{
|
|
MODULE_DllProcessDetach( FALSE, NULL );
|
|
SERVER_START_REQ( unload_dll )
|
|
{
|
|
req->base = (void *)wm->module;
|
|
wine_server_call( req );
|
|
}
|
|
SERVER_END_REQ;
|
|
MODULE_FlushModrefs();
|
|
}
|
|
|
|
TRACE("END\n");
|
|
|
|
return TRUE;
|
|
}
|
|
|
|
|
|
/***********************************************************************
|
|
* 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 )
|
|
{
|
|
return MODULE_GetProcAddress( hModule, function, -1, TRUE );
|
|
}
|
|
|
|
/***********************************************************************
|
|
* GetProcAddress32 (KERNEL.453)
|
|
*/
|
|
FARPROC WINAPI GetProcAddress32_16( HMODULE hModule, LPCSTR function )
|
|
{
|
|
return MODULE_GetProcAddress( hModule, function, -1, FALSE );
|
|
}
|
|
|
|
/***********************************************************************
|
|
* MODULE_GetProcAddress (internal)
|
|
*/
|
|
FARPROC MODULE_GetProcAddress(
|
|
HMODULE hModule, /* [in] current module handle */
|
|
LPCSTR function, /* [in] function to be looked up */
|
|
int hint,
|
|
BOOL snoop )
|
|
{
|
|
WINE_MODREF *wm;
|
|
FARPROC retproc = 0;
|
|
|
|
if (HIWORD(function))
|
|
TRACE_(win32)("(%08lx,%s (%d))\n",(DWORD)hModule,function,hint);
|
|
else
|
|
TRACE_(win32)("(%08lx,%p)\n",(DWORD)hModule,function);
|
|
|
|
RtlEnterCriticalSection( &loader_section );
|
|
if ((wm = MODULE32_LookupHMODULE( hModule )))
|
|
{
|
|
retproc = wm->find_export( wm, function, hint, snoop );
|
|
if (!retproc) SetLastError(ERROR_PROC_NOT_FOUND);
|
|
}
|
|
RtlLeaveCriticalSection( &loader_section );
|
|
return retproc;
|
|
}
|
|
|
|
|
|
/***************************************************************************
|
|
* 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;
|
|
}
|