user.exe: Avoid using libwine functions.

Signed-off-by: Alexandre Julliard <julliard@winehq.org>
This commit is contained in:
Alexandre Julliard 2019-05-21 17:52:37 +02:00
parent ec2e282b5b
commit 0d7d0427d0
2 changed files with 14 additions and 23 deletions

View File

@ -726,6 +726,7 @@
@ stdcall -arch=win32 LocalCountFree16()
@ stdcall -arch=win32 LocalHeapSize16()
@ stdcall -arch=win32 LockResource16(long)
@ stdcall -arch=win32 PrestoChangoSelector16(long long)
@ stdcall -arch=win32 SetSelectorBase(long long)
@ stdcall -arch=win32 SetSelectorLimit16(long long)
@ stdcall -arch=win32 SizeofResource16(long long)

View File

@ -30,7 +30,6 @@
#include "winerror.h"
#include "dde.h"
#include "user_private.h"
#include "wine/library.h"
#include "wine/debug.h"
WINE_DEFAULT_DEBUG_CHANNEL(msg);
@ -98,13 +97,12 @@ static LRESULT call_window_proc_callback( HWND hwnd, UINT msg, WPARAM wp, LPARAM
#include "pshpack1.h"
typedef struct
{
BYTE popl_eax; /* popl %eax (return address) */
BYTE pushl_func; /* pushl $proc */
WORD popl_eax; /* popl %eax (return address) */
WORD pushl_func; /* pushl $proc */
WNDPROC proc;
BYTE pushl_eax; /* pushl %eax */
WORD pushl_eax; /* pushl %eax */
BYTE ljmp; /* ljmp relay*/
DWORD relay_offset; /* __wine_call_wndproc */
WORD relay_sel;
FARPROC16 relay; /* __wine_call_wndproc */
} WINPROC_THUNK;
#include "poppack.h"
@ -155,28 +153,22 @@ static WNDPROC16 alloc_win16_thunk( WNDPROC handle )
if (!thunk_array) /* allocate the array and its selector */
{
LDT_ENTRY entry;
assert( MAX_WINPROCS16 * sizeof(WINPROC_THUNK) <= 0x10000 );
if (!(thunk_selector = wine_ldt_alloc_entries(1))) return NULL;
if (!(thunk_array = VirtualAlloc( NULL, MAX_WINPROCS16 * sizeof(WINPROC_THUNK), MEM_COMMIT,
PAGE_EXECUTE_READWRITE ))) return NULL;
wine_ldt_set_base( &entry, thunk_array );
wine_ldt_set_limit( &entry, MAX_WINPROCS16 * sizeof(WINPROC_THUNK) - 1 );
wine_ldt_set_flags( &entry, WINE_LDT_FLAGS_CODE | WINE_LDT_FLAGS_32BIT );
wine_ldt_set_entry( thunk_selector, &entry );
if (!(thunk_selector = GlobalAlloc16( GMEM_FIXED, MAX_WINPROCS16 * sizeof(WINPROC_THUNK) )))
return NULL;
PrestoChangoSelector16( thunk_selector, thunk_selector );
thunk_array = GlobalLock16( thunk_selector );
relay = GetProcAddress16( GetModuleHandle16("user"), "__wine_call_wndproc" );
}
thunk = &thunk_array[index];
thunk->popl_eax = 0x58; /* popl %eax */
thunk->pushl_func = 0x68; /* pushl $proc */
thunk->popl_eax = 0x5866; /* popl %eax */
thunk->pushl_func = 0x6866; /* pushl $proc */
thunk->proc = handle;
thunk->pushl_eax = 0x50; /* pushl %eax */
thunk->ljmp = 0xea; /* ljmp relay*/
thunk->relay_offset = OFFSETOF(relay);
thunk->relay_sel = SELECTOROF(relay);
thunk->pushl_eax = 0x5066; /* pushl %eax */
thunk->ljmp = 0xea; /* ljmp relay*/
thunk->relay = relay;
return (WNDPROC16)MAKESEGPTR( thunk_selector, index * sizeof(WINPROC_THUNK) );
}
@ -251,8 +243,6 @@ static LRESULT call_window_proc16( HWND16 hwnd, UINT16 msg, WPARAM16 wParam, LPA
memset(&context, 0, sizeof(context));
context.SegDs = context.SegEs = SELECTOROF(NtCurrentTeb()->WOW32Reserved);
context.SegFs = wine_get_fs();
context.SegGs = wine_get_gs();
if (!(context.Eax = GetWindowWord( HWND_32(hwnd), GWLP_HINSTANCE ))) context.Eax = context.SegDs;
context.SegCs = SELECTOROF(func);
context.Eip = OFFSETOF(func);