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dbghelp: Add a helper to check if a given module is the Wine loader. 

Signed-off-by: Zebediah Figura <zfigura@codeweavers.com>
Signed-off-by: Alexandre Julliard <julliard@winehq.org>
This commit is contained in:
Zebediah Figura 2018-05-31 09:47:48 -05:00 committed by Alexandre Julliard
parent 6efa2e128c
commit 9b973eee9e
1 changed files with 38 additions and 8 deletions
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46
dlls/dbghelp/module.c
View File

@ -29,6 +29,7 @@
#include "psapi.h"
#include "winternl.h"
#include "wine/debug.h"
#include "wine/heap.h"
WINE_DEFAULT_DEBUG_CHANNEL(dbghelp);
@ -75,9 +76,42 @@ static const WCHAR* get_filename(const WCHAR* name, const WCHAR* endptr)
return ++ptr;
}
static BOOL is_wine_loader(const WCHAR *module)
{
static const WCHAR wineW[] = {'w','i','n','e',0};
static const WCHAR suffixW[] = {'6','4',0};
const WCHAR *filename = get_filename(module, NULL);
const char *ptr, *p;
BOOL ret = FALSE;
WCHAR *buffer;
DWORD len;
if ((ptr = getenv("WINELOADER")))
{
if ((p = strrchr(ptr, '/'))) ptr = p + 1;
len = 2 + MultiByteToWideChar( CP_UNIXCP, 0, ptr, -1, NULL, 0 );
buffer = heap_alloc( len * sizeof(WCHAR) );
MultiByteToWideChar( CP_UNIXCP, 0, ptr, -1, buffer, len );
}
else
{
buffer = heap_alloc( sizeof(wineW) + 2 * sizeof(WCHAR) );
strcpyW( buffer, wineW );
}
if (!strcmpW( filename, buffer ))
ret = TRUE;
strcatW( buffer, suffixW );
if (!strcmpW( filename, buffer ))
ret = TRUE;
heap_free( buffer );
return ret;
}
static void module_fill_module(const WCHAR* in, WCHAR* out, size_t size)
{
const WCHAR *loader = get_wine_loader_name();
const WCHAR *ptr, *endptr;
size_t len, l;
@ -87,7 +121,7 @@ static void module_fill_module(const WCHAR* in, WCHAR* out, size_t size)
out[len] = '\0';
if (len > 4 && (l = match_ext(out, len)))
out[len - l] = '\0';
else if (len > strlenW(loader) && !strcmpiW(out + len - strlenW(loader), loader))
else if (is_wine_loader(out))
lstrcpynW(out, S_WineLoaderW, size);
else
{
@ -455,8 +489,7 @@ static BOOL module_is_container_loaded(const struct process* pcs,
*/
enum module_type module_get_type_by_name(const WCHAR* name)
{
int loader_len, len = strlenW(name);
const WCHAR *loader;
int len = strlenW(name);
/* Skip all version extensions (.[digits]) regex: "(\.\d+)*$" */
do
@ -491,10 +524,7 @@ enum module_type module_get_type_by_name(const WCHAR* name)
return DMT_DBG;
/* wine is also a native module (Mach-O on Mac OS X, ELF elsewhere) */
loader = get_wine_loader_name();
loader_len = strlenW( loader );
if ((len == loader_len || (len > loader_len && name[len - loader_len - 1] == '/')) &&
!strcmpiW(name + len - loader_len, loader))
if (is_wine_loader(name))
{
#ifdef __APPLE__
return DMT_MACHO;