183 lines
4.6 KiB
C
183 lines
4.6 KiB
C
/*
|
|
* Win32 builtin functions
|
|
*
|
|
* Copyright 1997 Alexandre Julliard
|
|
*/
|
|
|
|
#include "config.h"
|
|
|
|
#include <assert.h>
|
|
#include <string.h>
|
|
#include <stdio.h>
|
|
#include <ctype.h>
|
|
#ifdef HAVE_DL_API
|
|
#include <dlfcn.h>
|
|
#endif
|
|
#include <sys/types.h>
|
|
#ifdef HAVE_SYS_MMAN_H
|
|
#include <sys/mman.h>
|
|
#endif
|
|
|
|
#include "windef.h"
|
|
#include "wine/winbase16.h"
|
|
#include "wine/library.h"
|
|
#include "elfdll.h"
|
|
#include "global.h"
|
|
#include "neexe.h"
|
|
#include "heap.h"
|
|
#include "main.h"
|
|
#include "winerror.h"
|
|
#include "server.h"
|
|
#include "debugtools.h"
|
|
|
|
DEFAULT_DEBUG_CHANNEL(module);
|
|
DECLARE_DEBUG_CHANNEL(relay);
|
|
|
|
extern void RELAY_SetupDLL( const char *module );
|
|
|
|
static HMODULE main_module;
|
|
|
|
/***********************************************************************
|
|
* BUILTIN32_dlopen
|
|
*/
|
|
void *BUILTIN32_dlopen( const char *name )
|
|
{
|
|
#ifdef HAVE_DL_API
|
|
void *handle;
|
|
|
|
if (!(handle = wine_dll_load( name )))
|
|
{
|
|
LPSTR pErr, p;
|
|
pErr = dlerror();
|
|
p = strchr(pErr, ':');
|
|
if ((p) &&
|
|
(!strncmp(p, ": undefined symbol", 18))) /* undef symbol -> ERR() */
|
|
ERR("failed to load %s: %s\n", name, pErr);
|
|
else /* WARN() for libraries that are supposed to be native */
|
|
WARN("failed to load %s: %s\n", name, pErr );
|
|
}
|
|
return handle;
|
|
#else
|
|
return NULL;
|
|
#endif
|
|
}
|
|
|
|
/***********************************************************************
|
|
* BUILTIN32_dlclose
|
|
*/
|
|
int BUILTIN32_dlclose( void *handle )
|
|
{
|
|
#ifdef HAVE_DL_API
|
|
/* FIXME: should unregister descriptors first */
|
|
/* return dlclose( handle ); */
|
|
#endif
|
|
return 0;
|
|
}
|
|
|
|
|
|
/***********************************************************************
|
|
* load_library
|
|
*
|
|
* Load a library in memory; callback function for wine_dll_register
|
|
*/
|
|
static void load_library( void *base, const char *filename )
|
|
{
|
|
HMODULE module = (HMODULE)base;
|
|
WINE_MODREF *wm;
|
|
|
|
if (!base)
|
|
{
|
|
ERR("could not map image for %s\n", filename ? filename : "main exe" );
|
|
return;
|
|
}
|
|
|
|
if (!(PE_HEADER(module)->FileHeader.Characteristics & IMAGE_FILE_DLL))
|
|
{
|
|
/* if we already have an executable, ignore this one */
|
|
if (!main_module) main_module = module;
|
|
return; /* don't create the modref here, will be done later on */
|
|
}
|
|
|
|
if (GetModuleHandleA( filename ))
|
|
MESSAGE( "Warning: loading builtin %s, but native version already present. Expect trouble.\n", filename );
|
|
|
|
/* Create 32-bit MODREF */
|
|
if (!(wm = PE_CreateModule( module, filename, 0, -1, TRUE )))
|
|
{
|
|
ERR( "can't load %s\n", filename );
|
|
SetLastError( ERROR_OUTOFMEMORY );
|
|
return;
|
|
}
|
|
TRACE( "loaded %s %p %x\n", filename, wm, module );
|
|
wm->refCount++; /* we don't support freeing builtin dlls (FIXME)*/
|
|
}
|
|
|
|
|
|
/***********************************************************************
|
|
* BUILTIN32_LoadLibraryExA
|
|
*
|
|
* Partly copied from the original PE_ version.
|
|
*
|
|
*/
|
|
WINE_MODREF *BUILTIN32_LoadLibraryExA(LPCSTR path, DWORD flags)
|
|
{
|
|
WINE_MODREF *wm;
|
|
char dllname[20], *p;
|
|
LPCSTR name;
|
|
void *handle;
|
|
|
|
/* Fix the name in case we have a full path and extension */
|
|
name = path;
|
|
if ((p = strrchr( name, '\\' ))) name = p + 1;
|
|
if ((p = strrchr( name, '/' ))) name = p + 1;
|
|
|
|
if (strlen(name) >= sizeof(dllname)-4) goto error;
|
|
|
|
strcpy( dllname, name );
|
|
p = strrchr( dllname, '.' );
|
|
if (!p) strcat( dllname, ".dll" );
|
|
|
|
if (!(handle = BUILTIN32_dlopen( dllname ))) goto error;
|
|
|
|
if (!(wm = MODULE_FindModule( path ))) wm = MODULE_FindModule( dllname );
|
|
if (!wm)
|
|
{
|
|
ERR( "loaded .so but dll %s still not found\n", dllname );
|
|
/* wine_dll_unload( handle );*/
|
|
return NULL;
|
|
}
|
|
wm->dlhandle = handle;
|
|
return wm;
|
|
|
|
error:
|
|
SetLastError( ERROR_FILE_NOT_FOUND );
|
|
return NULL;
|
|
}
|
|
|
|
/***********************************************************************
|
|
* BUILTIN32_Init
|
|
*
|
|
* Initialize loading callbacks and return HMODULE of main exe.
|
|
* 'main' is the main exe in case if was already loaded from a PE file.
|
|
*/
|
|
HMODULE BUILTIN32_LoadExeModule( HMODULE main )
|
|
{
|
|
main_module = main;
|
|
wine_dll_set_callback( load_library );
|
|
if (!main_module)
|
|
MESSAGE( "No built-in EXE module loaded! Did you create a .spec file?\n" );
|
|
return main_module;
|
|
}
|
|
|
|
|
|
/***********************************************************************
|
|
* BUILTIN32_RegisterDLL
|
|
*
|
|
* Register a built-in DLL descriptor.
|
|
*/
|
|
void BUILTIN32_RegisterDLL( const IMAGE_NT_HEADERS *header, const char *filename )
|
|
{
|
|
extern void __wine_dll_register( const IMAGE_NT_HEADERS *header, const char *filename );
|
|
__wine_dll_register( header, filename );
|
|
}
|