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user32: Limit broadcast messages to system and registered ones. 

Signed-off-by: Nikolay Sivov <nsivov@codeweavers.com>
Signed-off-by: Alexandre Julliard <julliard@winehq.org>
This commit is contained in:
Nikolay Sivov 2016-04-07 17:46:18 +03:00 committed by Alexandre Julliard
parent d154c8424d
commit ad7cb43657
2 changed files with 8 additions and 6 deletions
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10
dlls/user32/message.c
View File

@ -3232,6 +3232,10 @@ static LRESULT send_inter_thread_callback( HWND hwnd, UINT msg, WPARAM wp, LPARA
return send_inter_thread_message( info, result );
}
static BOOL is_message_broadcastable(UINT msg)
{
return msg < WM_USER || msg >= 0xc000;
}
/***********************************************************************
* send_message
@ -3246,7 +3250,8 @@ static BOOL send_message( struct send_message_info *info, DWORD_PTR *res_ptr, BO
if (is_broadcast(info->hwnd))
{
EnumWindows( broadcast_message_callback, (LPARAM)info );
if (is_message_broadcastable( info->msg ))
EnumWindows( broadcast_message_callback, (LPARAM)info );
if (res_ptr) *res_ptr = 1;
return TRUE;
}
@ -3659,7 +3664,8 @@ BOOL WINAPI PostMessageW( HWND hwnd, UINT msg, WPARAM wparam, LPARAM lparam )
if (is_broadcast(hwnd))
{
EnumWindows( broadcast_message_callback, (LPARAM)&info );
if (is_message_broadcastable( info.msg ))
EnumWindows( broadcast_message_callback, (LPARAM)&info );
return TRUE;
}

4
dlls/user32/tests/msg.c
View File

@ -14047,7 +14047,6 @@ static void test_broadcast(void)
}
else
{
todo_wine
ok(!ret, "%d: message %04x, got %d, error %d\n", i, messages[i], ret, GetLastError());
}
@ -14064,7 +14063,6 @@ static void test_broadcast(void)
}
else
{
todo_wine
ok(!ret, "%d: got %d, error %d\n", i, ret, GetLastError());
}
@ -14082,7 +14080,6 @@ static void test_broadcast(void)
}
else
{
todo_wine
ok(g_broadcast_lparam == 0xdead, "%d: message %04x, got %#lx, error %d\n", i, messages[i],
g_broadcast_lparam, GetLastError());
}
@ -14102,7 +14099,6 @@ static void test_broadcast(void)
}
else
{
todo_wine
ok(g_broadcast_lparam == 0xdead, "%d: message %04x, got %#lx, error %d\n", i, messages[i],
g_broadcast_lparam, GetLastError());
}