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/*
* Android pseudo-device handling
*
* Copyright 2014-2017 Alexandre Julliard
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License, or (at your option) any later version.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
*/
#include "config.h"
#include "wine/port.h"
#include <assert.h>
#include <errno.h>
#include <stdio.h>
#include <stdarg.h>
#include <sys/ioctl.h>
#define NONAMELESSUNION
#define NONAMELESSSTRUCT
#include "ntstatus.h"
#define WIN32_NO_STATUS
#include "windef.h"
#include "winbase.h"
#include "winternl.h"
#include "winioctl.h"
#include "ddk/wdm.h"
#include "android.h"
#include "wine/server.h"
#include "wine/library.h"
#include "wine/debug.h"
WINE_DEFAULT_DEBUG_CHANNEL(android);
#ifndef SYNC_IOC_WAIT
#define SYNC_IOC_WAIT _IOW('>', 0, __s32)
#endif
extern NTSTATUS CDECL wine_ntoskrnl_main_loop( HANDLE stop_event );
static HANDLE stop_event;
static HANDLE thread;
static JNIEnv *jni_env;
#define ANDROIDCONTROLTYPE ((ULONG)'A')
#define ANDROID_IOCTL(n) CTL_CODE(ANDROIDCONTROLTYPE, n, METHOD_BUFFERED, FILE_READ_ACCESS)
enum android_ioctl
{
IOCTL_CREATE_WINDOW,
IOCTL_DESTROY_WINDOW,
IOCTL_WINDOW_POS_CHANGED,
IOCTL_DEQUEUE_BUFFER,
IOCTL_QUEUE_BUFFER,
IOCTL_CANCEL_BUFFER,
IOCTL_QUERY,
IOCTL_PERFORM,
IOCTL_SET_SWAP_INT,
NB_IOCTLS
};
#define NB_CACHED_BUFFERS 4
struct native_buffer_wrapper;
/* buffer for storing a variable-size native handle inside an ioctl structure */
union native_handle_buffer
{
native_handle_t handle;
int space[256];
};
/* data about the native window in the context of the Java process */
struct native_win_data
{
struct ANativeWindow *parent;
struct ANativeWindowBuffer *buffers[NB_CACHED_BUFFERS];
void *mappings[NB_CACHED_BUFFERS];
HWND hwnd;
int api;
int buffer_format;
int swap_interval;
int buffer_lru[NB_CACHED_BUFFERS];
};
/* wrapper for a native window in the context of the client (non-Java) process */
struct native_win_wrapper
{
struct ANativeWindow win;
struct native_buffer_wrapper *buffers[NB_CACHED_BUFFERS];
struct ANativeWindowBuffer *locked_buffer;
HWND hwnd;
LONG ref;
};
/* wrapper for a native buffer in the context of the client (non-Java) process */
struct native_buffer_wrapper
{
struct ANativeWindowBuffer buffer;
LONG ref;
HWND hwnd;
void *bits;
int buffer_id;
union native_handle_buffer native_handle;
};
struct ioctl_header
{
int hwnd;
};
struct ioctl_android_create_window
{
struct ioctl_header hdr;
int parent;
};
struct ioctl_android_destroy_window
{
struct ioctl_header hdr;
};
struct ioctl_android_window_pos_changed
{
struct ioctl_header hdr;
RECT window_rect;
RECT client_rect;
RECT visible_rect;
int style;
int flags;
int after;
int owner;
};
struct ioctl_android_dequeueBuffer
{
struct ioctl_header hdr;
int win32;
int width;
int height;
int stride;
int format;
int usage;
int buffer_id;
union native_handle_buffer native_handle;
};
struct ioctl_android_queueBuffer
{
struct ioctl_header hdr;
int buffer_id;
};
struct ioctl_android_cancelBuffer
{
struct ioctl_header hdr;
int buffer_id;
};
struct ioctl_android_query
{
struct ioctl_header hdr;
int what;
int value;
};
struct ioctl_android_perform
{
struct ioctl_header hdr;
int operation;
int args[4];
};
struct ioctl_android_set_swap_interval
{
struct ioctl_header hdr;
int interval;
};
static inline BOOL is_in_desktop_process(void)
{
return thread != NULL;
}
static inline DWORD current_client_id(void)
{
return HandleToUlong( PsGetCurrentProcessId() );
}
static inline BOOL is_client_in_process(void)
{
return current_client_id() == GetCurrentProcessId();
}
#ifdef __i386__ /* the Java VM uses %fs for its own purposes, so we need to wrap the calls */
static WORD orig_fs, java_fs;
static inline void wrap_java_call(void) { wine_set_fs( java_fs ); }
static inline void unwrap_java_call(void) { wine_set_fs( orig_fs ); }
#else
static inline void wrap_java_call(void) { }
static inline void unwrap_java_call(void) { }
#endif /* __i386__ */
static struct native_win_data *data_map[65536];
static unsigned int data_map_idx( HWND hwnd )
{
return LOWORD(hwnd);
}
static struct native_win_data *get_native_win_data( HWND hwnd )
{
struct native_win_data *data = data_map[data_map_idx( hwnd )];
if (data && data->hwnd == hwnd) return data;
WARN( "unknown win %p\n", hwnd );
return NULL;
}
static struct native_win_data *get_ioctl_native_win_data( const struct ioctl_header *hdr )
{
return get_native_win_data( LongToHandle(hdr->hwnd) );
}
static void wait_fence_and_close( int fence )
{
__s32 timeout = 1000; /* FIXME: should be -1 for infinite timeout */
if (fence == -1) return;
ioctl( fence, SYNC_IOC_WAIT, &timeout );
close( fence );
}
static int duplicate_fd( HANDLE client, int fd )
{
HANDLE handle, ret = 0;
if (!wine_server_fd_to_handle( dup(fd), GENERIC_READ | SYNCHRONIZE, 0, &handle ))
DuplicateHandle( GetCurrentProcess(), handle, client, &ret,
DUPLICATE_SAME_ACCESS, FALSE, DUP_HANDLE_CLOSE_SOURCE );
if (!ret) return -1;
return HandleToLong( ret );
}
static int map_native_handle( union native_handle_buffer *dest, const native_handle_t *src,
HANDLE mapping, HANDLE client )
{
const size_t size = offsetof( native_handle_t, data[src->numFds + src->numInts] );
int i;
if (mapping) /* only duplicate the mapping handle */
{
HANDLE ret = 0;
if (!DuplicateHandle( GetCurrentProcess(), mapping, client, &ret,
DUPLICATE_SAME_ACCESS, FALSE, DUP_HANDLE_CLOSE_SOURCE ))
return -ENOSPC;
dest->handle.numFds = 0;
dest->handle.numInts = 1;
dest->handle.data[0] = HandleToLong( ret );
return 0;
}
if (is_client_in_process()) /* transfer the actual handle pointer */
{
dest->handle.numFds = 0;
dest->handle.numInts = sizeof(src) / sizeof(int);
memcpy( dest->handle.data, &src, sizeof(src) );
return 0;
}
if (size > sizeof(*dest)) return -ENOSPC;
memcpy( dest, src, size );
/* transfer file descriptors to the client process */
for (i = 0; i < dest->handle.numFds; i++)
dest->handle.data[i] = duplicate_fd( client, src->data[i] );
return 0;
}
static native_handle_t *unmap_native_handle( const native_handle_t *src )
{
const size_t size = offsetof( native_handle_t, data[src->numFds + src->numInts] );
native_handle_t *dest;
int i;
if (!is_in_desktop_process())
{
dest = HeapAlloc( GetProcessHeap(), 0, size );
memcpy( dest, src, size );
/* fetch file descriptors passed from the server process */
for (i = 0; i < dest->numFds; i++)
wine_server_handle_to_fd( LongToHandle(src->data[i]), GENERIC_READ | SYNCHRONIZE,
&dest->data[i], NULL );
}
else memcpy( &dest, src->data, sizeof(dest) );
return dest;
}
static void close_native_handle( native_handle_t *handle )
{
int i;
for (i = 0; i < handle->numFds; i++) close( handle->data[i] );
HeapFree( GetProcessHeap(), 0, handle );
}
/* insert a buffer index at the head of the LRU list */
static void insert_buffer_lru( struct native_win_data *win, int index )
{
unsigned int i;
for (i = 0; i < NB_CACHED_BUFFERS; i++)
{
if (win->buffer_lru[i] == index) break;
if (win->buffer_lru[i] == -1) break;
}
assert( i < NB_CACHED_BUFFERS );
memmove( win->buffer_lru + 1, win->buffer_lru, i * sizeof(win->buffer_lru[0]) );
win->buffer_lru[0] = index;
}
static int register_buffer( struct native_win_data *win, struct ANativeWindowBuffer *buffer,
HANDLE *mapping, int *is_new )
{
unsigned int i;
*is_new = 0;
for (i = 0; i < NB_CACHED_BUFFERS; i++)
{
if (win->buffers[i] == buffer) goto done;
if (!win->buffers[i]) break;
}
if (i == NB_CACHED_BUFFERS)
{
/* reuse the least recently used buffer */
i = win->buffer_lru[NB_CACHED_BUFFERS - 1];
assert( i < NB_CACHED_BUFFERS );
TRACE( "%p %p evicting buffer %p id %d from cache\n",
win->hwnd, win->parent, win->buffers[i], i );
win->buffers[i]->common.decRef( &win->buffers[i]->common );
if (win->mappings[i]) UnmapViewOfFile( win->mappings[i] );
}
win->buffers[i] = buffer;
win->mappings[i] = NULL;
if (mapping)
{
*mapping = CreateFileMappingW( INVALID_HANDLE_VALUE, NULL, PAGE_READWRITE, 0,
buffer->stride * buffer->height * 4, NULL );
win->mappings[i] = MapViewOfFile( *mapping, FILE_MAP_READ, 0, 0, 0 );
}
buffer->common.incRef( &buffer->common );
*is_new = 1;
TRACE( "%p %p %p -> %d\n", win->hwnd, win->parent, buffer, i );
done:
insert_buffer_lru( win, i );
return i;
}
static struct ANativeWindowBuffer *get_registered_buffer( struct native_win_data *win, int id )
{
if (id < 0 || id >= NB_CACHED_BUFFERS || !win->buffers[id])
{
ERR( "unknown buffer %d for %p %p\n", id, win->hwnd, win->parent );
return NULL;
}
return win->buffers[id];
}
static void release_native_window( struct native_win_data *data )
{
unsigned int i;
if (data->parent) pANativeWindow_release( data->parent );
for (i = 0; i < NB_CACHED_BUFFERS; i++)
{
if (data->buffers[i]) data->buffers[i]->common.decRef( &data->buffers[i]->common );
if (data->mappings[i]) UnmapViewOfFile( data->mappings[i] );
data->buffer_lru[i] = -1;
}
memset( data->buffers, 0, sizeof(data->buffers) );
memset( data->mappings, 0, sizeof(data->mappings) );
}
static void free_native_win_data( struct native_win_data *data )
{
unsigned int idx = data_map_idx( data->hwnd );
release_native_window( data );
HeapFree( GetProcessHeap(), 0, data );
data_map[idx] = NULL;
}
static struct native_win_data *create_native_win_data( HWND hwnd )
{
unsigned int i, idx = data_map_idx( hwnd );
struct native_win_data *data = data_map[idx];
if (data)
{
WARN( "data for %p not freed correctly\n", data->hwnd );
free_native_win_data( data );
}
if (!(data = HeapAlloc( GetProcessHeap(), HEAP_ZERO_MEMORY, sizeof(*data) ))) return NULL;
data->hwnd = hwnd;
data->api = NATIVE_WINDOW_API_CPU;
data->buffer_format = PF_BGRA_8888;
data_map[idx] = data;
for (i = 0; i < NB_CACHED_BUFFERS; i++) data->buffer_lru[i] = -1;
return data;
}
static void CALLBACK register_native_window_callback( ULONG_PTR arg1, ULONG_PTR arg2, ULONG_PTR arg3 )
{
HWND hwnd = (HWND)arg1;
struct ANativeWindow *win = (struct ANativeWindow *)arg2;
struct native_win_data *data = get_native_win_data( hwnd );
if (!data || data->parent == win)
{
if (win) pANativeWindow_release( win );
TRACE( "%p -> %p win %p (unchanged)\n", hwnd, data, win );
return;
}
release_native_window( data );
data->parent = win;
if (win)
{
wrap_java_call();
if (data->api) win->perform( win, NATIVE_WINDOW_API_CONNECT, data->api );
win->perform( win, NATIVE_WINDOW_SET_BUFFERS_FORMAT, data->buffer_format );
win->setSwapInterval( win, data->swap_interval );
unwrap_java_call();
}
TRACE( "%p -> %p win %p\n", hwnd, data, win );
}
/* register a native window received from the Java side for use in ioctls */
void register_native_window( HWND hwnd, struct ANativeWindow *win )
{
NtQueueApcThread( thread, register_native_window_callback, (ULONG_PTR)hwnd, (ULONG_PTR)win, 0 );
}
static NTSTATUS android_error_to_status( int err )
{
switch (err)
{
case 0: return STATUS_SUCCESS;
case -ENOMEM: return STATUS_NO_MEMORY;
case -ENOSYS: return STATUS_NOT_SUPPORTED;
case -EINVAL: return STATUS_INVALID_PARAMETER;
case -ENOENT: return STATUS_INVALID_HANDLE;
case -EPERM: return STATUS_ACCESS_DENIED;
case -ENODEV: return STATUS_NO_SUCH_DEVICE;
case -EEXIST: return STATUS_DUPLICATE_NAME;
case -EPIPE: return STATUS_PIPE_DISCONNECTED;
case -ENODATA: return STATUS_NO_MORE_FILES;
case -ETIMEDOUT: return STATUS_IO_TIMEOUT;
case -EBADMSG: return STATUS_INVALID_DEVICE_REQUEST;
case -EWOULDBLOCK: return STATUS_DEVICE_NOT_READY;
default:
FIXME( "unmapped error %d\n", err );
return STATUS_UNSUCCESSFUL;
}
}
static int status_to_android_error( NTSTATUS status )
{
switch (status)
{
case STATUS_SUCCESS: return 0;
case STATUS_NO_MEMORY: return -ENOMEM;
case STATUS_NOT_SUPPORTED: return -ENOSYS;
case STATUS_INVALID_PARAMETER: return -EINVAL;
case STATUS_BUFFER_OVERFLOW: return -EINVAL;
case STATUS_INVALID_HANDLE: return -ENOENT;
case STATUS_ACCESS_DENIED: return -EPERM;
case STATUS_NO_SUCH_DEVICE: return -ENODEV;
case STATUS_DUPLICATE_NAME: return -EEXIST;
case STATUS_PIPE_DISCONNECTED: return -EPIPE;
case STATUS_NO_MORE_FILES: return -ENODATA;
case STATUS_IO_TIMEOUT: return -ETIMEDOUT;
case STATUS_INVALID_DEVICE_REQUEST: return -EBADMSG;
case STATUS_DEVICE_NOT_READY: return -EWOULDBLOCK;
default:
FIXME( "unmapped status %08x\n", status );
return -EINVAL;
}
}
static jobject load_java_method( jmethodID *method, const char *name, const char *args )
{
jobject object = wine_get_java_object();
if (!*method)
{
jclass class;
wrap_java_call();
class = (*jni_env)->GetObjectClass( jni_env, object );
*method = (*jni_env)->GetMethodID( jni_env, class, name, args );
unwrap_java_call();
if (!*method)
{
FIXME( "method %s not found\n", name );
return NULL;
}
}
return object;
}
static void create_desktop_window( HWND hwnd )
{
static jmethodID method;
jobject object;
if (!(object = load_java_method( &method, "createDesktopWindow", "(I)V" ))) return;
wrap_java_call();
(*jni_env)->CallVoidMethod( jni_env, object, method, HandleToLong( hwnd ));
unwrap_java_call();
}
static NTSTATUS createWindow_ioctl( void *data, DWORD in_size, DWORD out_size, ULONG_PTR *ret_size )
{
static jmethodID method;
jobject object;
struct ioctl_android_create_window *res = data;
struct native_win_data *win_data;
DWORD pid = current_client_id();
if (in_size < sizeof(*res)) return STATUS_INVALID_PARAMETER;
if (!(win_data = create_native_win_data( LongToHandle(res->hdr.hwnd) )))
return STATUS_NO_MEMORY;
TRACE( "hwnd %08x parent %08x\n", res->hdr.hwnd, res->parent );
if (!(object = load_java_method( &method, "createWindow", "(III)V" ))) return STATUS_NOT_SUPPORTED;
wrap_java_call();
(*jni_env)->CallVoidMethod( jni_env, object, method, res->hdr.hwnd, res->parent, pid );
unwrap_java_call();
return STATUS_SUCCESS;
}
static NTSTATUS destroyWindow_ioctl( void *data, DWORD in_size, DWORD out_size, ULONG_PTR *ret_size )
{
static jmethodID method;
jobject object;
struct ioctl_android_destroy_window *res = data;
struct native_win_data *win_data;
if (in_size < sizeof(*res)) return STATUS_INVALID_PARAMETER;
if (!(win_data = get_ioctl_native_win_data( &res->hdr ))) return STATUS_INVALID_HANDLE;
TRACE( "hwnd %08x\n", res->hdr.hwnd );
if (!(object = load_java_method( &method, "destroyWindow", "(I)V" ))) return STATUS_NOT_SUPPORTED;
wrap_java_call();
(*jni_env)->CallVoidMethod( jni_env, object, method, res->hdr.hwnd );
unwrap_java_call();
free_native_win_data( win_data );
return STATUS_SUCCESS;
}
static NTSTATUS windowPosChanged_ioctl( void *data, DWORD in_size, DWORD out_size, ULONG_PTR *ret_size )
{
static jmethodID method;
jobject object;
struct ioctl_android_window_pos_changed *res = data;
if (in_size < sizeof(*res)) return STATUS_INVALID_PARAMETER;
TRACE( "hwnd %08x win %s client %s visible %s style %08x flags %08x after %08x owner %08x\n",
res->hdr.hwnd, wine_dbgstr_rect(&res->window_rect), wine_dbgstr_rect(&res->client_rect),
wine_dbgstr_rect(&res->visible_rect), res->style, res->flags, res->after, res->owner );
if (!(object = load_java_method( &method, "windowPosChanged", "(IIIIIIIIIIIIIIIII)V" )))
return STATUS_NOT_SUPPORTED;
wrap_java_call();
(*jni_env)->CallVoidMethod( jni_env, object, method, res->hdr.hwnd, res->flags, res->after, res->owner, res->style,
res->window_rect.left, res->window_rect.top, res->window_rect.right, res->window_rect.bottom,
res->client_rect.left, res->client_rect.top, res->client_rect.right, res->client_rect.bottom,
res->visible_rect.left, res->visible_rect.top, res->visible_rect.right, res->visible_rect.bottom );
unwrap_java_call();
return STATUS_SUCCESS;
}
static NTSTATUS dequeueBuffer_ioctl( void *data, DWORD in_size, DWORD out_size, ULONG_PTR *ret_size )
{
struct ANativeWindow *parent;
struct ioctl_android_dequeueBuffer *res = data;
struct native_win_data *win_data;
struct ANativeWindowBuffer *buffer;
int fence, ret, is_new;
if (out_size < sizeof( *res )) return STATUS_BUFFER_OVERFLOW;
if (in_size < offsetof( struct ioctl_android_dequeueBuffer, native_handle ))
return STATUS_INVALID_PARAMETER;
if (!(win_data = get_ioctl_native_win_data( &res->hdr ))) return STATUS_INVALID_HANDLE;
if (!(parent = win_data->parent)) return STATUS_DEVICE_NOT_READY;
*ret_size = offsetof( struct ioctl_android_dequeueBuffer, native_handle );
wrap_java_call();
ret = parent->dequeueBuffer( parent, &buffer, &fence );
unwrap_java_call();
if (!ret)
{
HANDLE mapping = 0;
TRACE( "%08x got buffer %p fence %d\n", res->hdr.hwnd, buffer, fence );
res->width = buffer->width;
res->height = buffer->height;
res->stride = buffer->stride;
res->format = buffer->format;
res->usage = buffer->usage;
res->buffer_id = register_buffer( win_data, buffer, res->win32 ? &mapping : NULL, &is_new );
if (is_new)
{
HANDLE process = OpenProcess( PROCESS_DUP_HANDLE, FALSE, current_client_id() );
map_native_handle( &res->native_handle, buffer->handle, mapping, process );
CloseHandle( process );
*ret_size = sizeof( *res );
}
wait_fence_and_close( fence );
return STATUS_SUCCESS;
}
ERR( "%08x failed %d\n", res->hdr.hwnd, ret );
return android_error_to_status( ret );
}
static NTSTATUS cancelBuffer_ioctl( void *data, DWORD in_size, DWORD out_size, ULONG_PTR *ret_size )
{
struct ioctl_android_cancelBuffer *res = data;
struct ANativeWindow *parent;
struct ANativeWindowBuffer *buffer;
struct native_win_data *win_data;
int ret;
if (in_size < sizeof(*res)) return STATUS_INVALID_PARAMETER;
if (!(win_data = get_ioctl_native_win_data( &res->hdr ))) return STATUS_INVALID_HANDLE;
if (!(parent = win_data->parent)) return STATUS_DEVICE_NOT_READY;
if (!(buffer = get_registered_buffer( win_data, res->buffer_id ))) return STATUS_INVALID_HANDLE;
TRACE( "%08x buffer %p\n", res->hdr.hwnd, buffer );
wrap_java_call();
ret = parent->cancelBuffer( parent, buffer, -1 );
unwrap_java_call();
return android_error_to_status( ret );
}
static NTSTATUS queueBuffer_ioctl( void *data, DWORD in_size, DWORD out_size, ULONG_PTR *ret_size )
{
struct ioctl_android_queueBuffer *res = data;
struct ANativeWindow *parent;
struct ANativeWindowBuffer *buffer;
struct native_win_data *win_data;
int ret;
if (in_size < sizeof(*res)) return STATUS_INVALID_PARAMETER;
if (!(win_data = get_ioctl_native_win_data( &res->hdr ))) return STATUS_INVALID_HANDLE;
if (!(parent = win_data->parent)) return STATUS_DEVICE_NOT_READY;
if (!(buffer = get_registered_buffer( win_data, res->buffer_id ))) return STATUS_INVALID_HANDLE;
TRACE( "%08x buffer %p mapping %p\n", res->hdr.hwnd, buffer, win_data->mappings[res->buffer_id] );
if (win_data->mappings[res->buffer_id])
{
void *bits;
int ret = gralloc_module->lock( gralloc_module, buffer->handle,
GRALLOC_USAGE_SW_READ_OFTEN | GRALLOC_USAGE_SW_WRITE_OFTEN,
0, 0, buffer->width, buffer->height, &bits );
if (ret) return android_error_to_status( ret );
memcpy( bits, win_data->mappings[res->buffer_id], buffer->stride * buffer->height * 4 );
gralloc_module->unlock( gralloc_module, buffer->handle );
}
wrap_java_call();
ret = parent->queueBuffer( parent, buffer, -1 );
unwrap_java_call();
return android_error_to_status( ret );
}
static NTSTATUS query_ioctl( void *data, DWORD in_size, DWORD out_size, ULONG_PTR *ret_size )
{
struct ioctl_android_query *res = data;
struct ANativeWindow *parent;
struct native_win_data *win_data;
int ret;
if (in_size < sizeof(*res)) return STATUS_INVALID_PARAMETER;
if (out_size < sizeof(*res)) return STATUS_BUFFER_OVERFLOW;
if (!(win_data = get_ioctl_native_win_data( &res->hdr ))) return STATUS_INVALID_HANDLE;
if (!(parent = win_data->parent)) return STATUS_DEVICE_NOT_READY;
*ret_size = sizeof( *res );
wrap_java_call();
ret = parent->query( parent, res->what, &res->value );
unwrap_java_call();
return android_error_to_status( ret );
}
static NTSTATUS perform_ioctl( void *data, DWORD in_size, DWORD out_size, ULONG_PTR *ret_size )
{
struct ioctl_android_perform *res = data;
struct ANativeWindow *parent;
struct native_win_data *win_data;
int ret = -ENOENT;
if (in_size < sizeof(*res)) return STATUS_INVALID_PARAMETER;
if (!(win_data = get_ioctl_native_win_data( &res->hdr ))) return STATUS_INVALID_HANDLE;
if (!(parent = win_data->parent)) return STATUS_DEVICE_NOT_READY;
switch (res->operation)
{
case NATIVE_WINDOW_SET_BUFFERS_FORMAT:
wrap_java_call();
ret = parent->perform( parent, res->operation, res->args[0] );
unwrap_java_call();
if (!ret) win_data->buffer_format = res->args[0];
break;
case NATIVE_WINDOW_API_CONNECT:
wrap_java_call();
ret = parent->perform( parent, res->operation, res->args[0] );
unwrap_java_call();
if (!ret) win_data->api = res->args[0];
break;
case NATIVE_WINDOW_API_DISCONNECT:
wrap_java_call();
ret = parent->perform( parent, res->operation, res->args[0] );
unwrap_java_call();
if (!ret) win_data->api = 0;
break;
case NATIVE_WINDOW_SET_USAGE:
case NATIVE_WINDOW_SET_BUFFERS_TRANSFORM:
case NATIVE_WINDOW_SET_SCALING_MODE:
wrap_java_call();
ret = parent->perform( parent, res->operation, res->args[0] );
unwrap_java_call();
break;
case NATIVE_WINDOW_SET_BUFFER_COUNT:
wrap_java_call();
ret = parent->perform( parent, res->operation, (size_t)res->args[0] );
unwrap_java_call();
break;
case NATIVE_WINDOW_SET_BUFFERS_DIMENSIONS:
case NATIVE_WINDOW_SET_BUFFERS_USER_DIMENSIONS:
wrap_java_call();
ret = parent->perform( parent, res->operation, res->args[0], res->args[1] );
unwrap_java_call();
break;
case NATIVE_WINDOW_SET_BUFFERS_GEOMETRY:
wrap_java_call();
ret = parent->perform( parent, res->operation, res->args[0], res->args[1], res->args[2] );
unwrap_java_call();
break;
case NATIVE_WINDOW_SET_BUFFERS_TIMESTAMP:
wrap_java_call();
ret = parent->perform( parent, res->operation, res->args[0] | ((int64_t)res->args[1] << 32) );
unwrap_java_call();
break;
case NATIVE_WINDOW_CONNECT:
case NATIVE_WINDOW_DISCONNECT:
case NATIVE_WINDOW_UNLOCK_AND_POST:
wrap_java_call();
ret = parent->perform( parent, res->operation );
unwrap_java_call();
break;
case NATIVE_WINDOW_SET_CROP:
{
android_native_rect_t rect;
rect.left = res->args[0];
rect.top = res->args[1];
rect.right = res->args[2];
rect.bottom = res->args[3];
wrap_java_call();
ret = parent->perform( parent, res->operation, &rect );
unwrap_java_call();
break;
}
case NATIVE_WINDOW_LOCK:
default:
FIXME( "unsupported perform op %d\n", res->operation );
break;
}
return android_error_to_status( ret );
}
static NTSTATUS setSwapInterval_ioctl( void *data, DWORD in_size, DWORD out_size, ULONG_PTR *ret_size )
{
struct ioctl_android_set_swap_interval *res = data;
struct ANativeWindow *parent;
struct native_win_data *win_data;
int ret;
if (in_size < sizeof(*res)) return STATUS_INVALID_PARAMETER;
if (!(win_data = get_ioctl_native_win_data( &res->hdr ))) return STATUS_INVALID_HANDLE;
win_data->swap_interval = res->interval;
if (!(parent = win_data->parent)) return STATUS_SUCCESS;
wrap_java_call();
ret = parent->setSwapInterval( parent, res->interval );
unwrap_java_call();
return android_error_to_status( ret );
}
typedef NTSTATUS (*ioctl_func)( void *in, DWORD in_size, DWORD out_size, ULONG_PTR *ret_size );
static const ioctl_func ioctl_funcs[] =
{
createWindow_ioctl, /* IOCTL_CREATE_WINDOW */
destroyWindow_ioctl, /* IOCTL_DESTROY_WINDOW */
windowPosChanged_ioctl, /* IOCTL_WINDOW_POS_CHANGED */
dequeueBuffer_ioctl, /* IOCTL_DEQUEUE_BUFFER */
queueBuffer_ioctl, /* IOCTL_QUEUE_BUFFER */
cancelBuffer_ioctl, /* IOCTL_CANCEL_BUFFER */
query_ioctl, /* IOCTL_QUERY */
perform_ioctl, /* IOCTL_PERFORM */
setSwapInterval_ioctl, /* IOCTL_SET_SWAP_INT */
};
static NTSTATUS WINAPI ioctl_callback( DEVICE_OBJECT *device, IRP *irp )
{
IO_STACK_LOCATION *irpsp = IoGetCurrentIrpStackLocation( irp );
DWORD code = (irpsp->Parameters.DeviceIoControl.IoControlCode - ANDROID_IOCTL(0)) >> 2;
if (code < NB_IOCTLS)
{
struct ioctl_header *header = irp->AssociatedIrp.SystemBuffer;
DWORD in_size = irpsp->Parameters.DeviceIoControl.InputBufferLength;
ioctl_func func = ioctl_funcs[code];
if (in_size >= sizeof(*header))
{
irp->IoStatus.Information = 0;
irp->IoStatus.u.Status = func( irp->AssociatedIrp.SystemBuffer, in_size,
irpsp->Parameters.DeviceIoControl.OutputBufferLength,
&irp->IoStatus.Information );
}
else irp->IoStatus.u.Status = STATUS_INVALID_PARAMETER;
}
else
{
FIXME( "ioctl %x not supported\n", irpsp->Parameters.DeviceIoControl.IoControlCode );
irp->IoStatus.u.Status = STATUS_NOT_SUPPORTED;
}
IoCompleteRequest( irp, IO_NO_INCREMENT );
return STATUS_SUCCESS;
}
static NTSTATUS CALLBACK init_android_driver( DRIVER_OBJECT *driver, UNICODE_STRING *name )
{
static const WCHAR device_nameW[] = {'\\','D','e','v','i','c','e','\\','W','i','n','e','A','n','d','r','o','i','d',0 };
static const WCHAR device_linkW[] = {'\\','?','?','\\','W','i','n','e','A','n','d','r','o','i','d',0 };
UNICODE_STRING nameW, linkW;
DEVICE_OBJECT *device;
NTSTATUS status;
driver->MajorFunction[IRP_MJ_DEVICE_CONTROL] = ioctl_callback;
RtlInitUnicodeString( &nameW, device_nameW );
RtlInitUnicodeString( &linkW, device_linkW );
if ((status = IoCreateDevice( driver, 0, &nameW, 0, 0, FALSE, &device ))) return status;
return IoCreateSymbolicLink( &linkW, &nameW );
}
static DWORD CALLBACK device_thread( void *arg )
{
static const WCHAR driver_nameW[] = {'\\','D','r','i','v','e','r','\\','W','i','n','e','A','n','d','r','o','i','d',0 };
HANDLE start_event = arg;
UNICODE_STRING nameW;
NTSTATUS status;
JavaVM *java_vm;
DWORD ret;
TRACE( "starting process %x\n", GetCurrentProcessId() );
if (!(java_vm = wine_get_java_vm())) return 0; /* not running under Java */
#ifdef __i386__
orig_fs = wine_get_fs();
(*java_vm)->AttachCurrentThread( java_vm, &jni_env, 0 );
java_fs = wine_get_fs();
wine_set_fs( orig_fs );
if (java_fs != orig_fs) TRACE( "%%fs changed from %04x to %04x by Java VM\n", orig_fs, java_fs );
#else
(*java_vm)->AttachCurrentThread( java_vm, &jni_env, 0 );
#endif
create_desktop_window( GetDesktopWindow() );
RtlInitUnicodeString( &nameW, driver_nameW );
if ((status = IoCreateDriver( &nameW, init_android_driver )))
{
FIXME( "failed to create driver error %x\n", status );
return status;
}
stop_event = CreateEventW( NULL, TRUE, FALSE, NULL );
SetEvent( start_event );
ret = wine_ntoskrnl_main_loop( stop_event );
(*java_vm)->DetachCurrentThread( java_vm );
return ret;
}
void start_android_device(void)
{
HANDLE handles[2];
handles[0] = CreateEventW( NULL, TRUE, FALSE, NULL );
handles[1] = thread = CreateThread( NULL, 0, device_thread, handles[0], 0, NULL );
WaitForMultipleObjects( 2, handles, FALSE, INFINITE );
CloseHandle( handles[0] );
}
/* Client-side ioctl support */
static int android_ioctl( enum android_ioctl code, void *in, DWORD in_size, void *out, DWORD *out_size )
{
static const WCHAR deviceW[] = {'\\','\\','.','\\','W','i','n','e','A','n','d','r','o','i','d',0 };
static HANDLE device;
IO_STATUS_BLOCK iosb;
NTSTATUS status;
if (!device)
{
HANDLE file = CreateFileW( deviceW, GENERIC_READ,
FILE_SHARE_READ | FILE_SHARE_WRITE, NULL, OPEN_EXISTING, 0, 0 );
if (file == INVALID_HANDLE_VALUE) return -ENOENT;
if (InterlockedCompareExchangePointer( &device, file, NULL )) CloseHandle( file );
}
status = NtDeviceIoControlFile( device, NULL, NULL, NULL, &iosb, ANDROID_IOCTL(code),
in, in_size, out, out_size ? *out_size : 0 );
if (status == STATUS_FILE_DELETED)
{
WARN( "parent process is gone\n" );
ExitProcess( 1 );
}
if (out_size) *out_size = iosb.Information;
return status_to_android_error( status );
}
static void win_incRef( struct android_native_base_t *base )
{
struct native_win_wrapper *win = (struct native_win_wrapper *)base;
InterlockedIncrement( &win->ref );
}
static void win_decRef( struct android_native_base_t *base )
{
struct native_win_wrapper *win = (struct native_win_wrapper *)base;
InterlockedDecrement( &win->ref );
}
static void buffer_incRef( struct android_native_base_t *base )
{
struct native_buffer_wrapper *buffer = (struct native_buffer_wrapper *)base;
InterlockedIncrement( &buffer->ref );
}
static void buffer_decRef( struct android_native_base_t *base )
{
struct native_buffer_wrapper *buffer = (struct native_buffer_wrapper *)base;
if (!InterlockedDecrement( &buffer->ref ))
{
if (!is_in_desktop_process())
{
if (gralloc_module) gralloc_module->unregisterBuffer( gralloc_module, buffer->buffer.handle );
close_native_handle( (native_handle_t *)buffer->buffer.handle );
}
if (buffer->bits) UnmapViewOfFile( buffer->bits );
HeapFree( GetProcessHeap(), 0, buffer );
}
}
static int dequeueBuffer( struct ANativeWindow *window, struct ANativeWindowBuffer **buffer, int *fence )
{
struct native_win_wrapper *win = (struct native_win_wrapper *)window;
struct ioctl_android_dequeueBuffer res;
DWORD size = sizeof(res);
int ret, use_win32 = !gralloc_module;
res.hdr.hwnd = HandleToLong( win->hwnd );
res.win32 = use_win32;
ret = android_ioctl( IOCTL_DEQUEUE_BUFFER,
&res, offsetof( struct ioctl_android_dequeueBuffer, native_handle ),
&res, &size );
if (ret) return ret;
/* if we received the native handle, this is a new buffer */
if (size > offsetof( struct ioctl_android_dequeueBuffer, native_handle ))
{
struct native_buffer_wrapper *buf = HeapAlloc( GetProcessHeap(), HEAP_ZERO_MEMORY, sizeof(*buf) );
buf->buffer.common.magic = ANDROID_NATIVE_BUFFER_MAGIC;
buf->buffer.common.version = sizeof( buf->buffer );
buf->buffer.common.incRef = buffer_incRef;
buf->buffer.common.decRef = buffer_decRef;
buf->buffer.width = res.width;
buf->buffer.height = res.height;
buf->buffer.stride = res.stride;
buf->buffer.format = res.format;
buf->buffer.usage = res.usage;
buf->buffer.handle = unmap_native_handle( &res.native_handle.handle );
buf->ref = 1;
buf->hwnd = win->hwnd;
buf->buffer_id = res.buffer_id;
if (win->buffers[res.buffer_id])
win->buffers[res.buffer_id]->buffer.common.decRef(&win->buffers[res.buffer_id]->buffer.common);
win->buffers[res.buffer_id] = buf;
if (use_win32)
{
HANDLE mapping = LongToHandle( res.native_handle.handle.data[0] );
buf->bits = MapViewOfFile( mapping, FILE_MAP_WRITE, 0, 0, 0 );
CloseHandle( mapping );
}
else if (!is_in_desktop_process())
{
if ((ret = gralloc_module->registerBuffer( gralloc_module, buf->buffer.handle )) < 0)
WARN( "hwnd %p, buffer %p failed to register %d %s\n", win->hwnd, &buf->buffer, ret, strerror(-ret) );
}
}
*buffer = &win->buffers[res.buffer_id]->buffer;
*fence = -1;
TRACE( "hwnd %p, buffer %p %dx%d stride %d fmt %d usage %d fence %d\n",
win->hwnd, *buffer, res.width, res.height, res.stride, res.format, res.usage, *fence );
return 0;
}
static int cancelBuffer( struct ANativeWindow *window, struct ANativeWindowBuffer *buffer, int fence )
{
struct native_win_wrapper *win = (struct native_win_wrapper *)window;
struct native_buffer_wrapper *buf = (struct native_buffer_wrapper *)buffer;
struct ioctl_android_cancelBuffer cancel;
TRACE( "hwnd %p buffer %p %dx%d stride %d fmt %d usage %d fence %d\n",
win->hwnd, buffer, buffer->width, buffer->height,
buffer->stride, buffer->format, buffer->usage, fence );
cancel.buffer_id = buf->buffer_id;
cancel.hdr.hwnd = HandleToLong( win->hwnd );
wait_fence_and_close( fence );
return android_ioctl( IOCTL_CANCEL_BUFFER, &cancel, sizeof(cancel), NULL, NULL );
}
static int queueBuffer( struct ANativeWindow *window, struct ANativeWindowBuffer *buffer, int fence )
{
struct native_win_wrapper *win = (struct native_win_wrapper *)window;
struct native_buffer_wrapper *buf = (struct native_buffer_wrapper *)buffer;
struct ioctl_android_queueBuffer queue;
TRACE( "hwnd %p buffer %p %dx%d stride %d fmt %d usage %d fence %d\n",
win->hwnd, buffer, buffer->width, buffer->height,
buffer->stride, buffer->format, buffer->usage, fence );
queue.buffer_id = buf->buffer_id;
queue.hdr.hwnd = HandleToLong( win->hwnd );
wait_fence_and_close( fence );
return android_ioctl( IOCTL_QUEUE_BUFFER, &queue, sizeof(queue), NULL, NULL );
}
static int dequeueBuffer_DEPRECATED( struct ANativeWindow *window, struct ANativeWindowBuffer **buffer )
{
int fence, ret = dequeueBuffer( window, buffer, &fence );
if (!ret) wait_fence_and_close( fence );
return ret;
}
static int cancelBuffer_DEPRECATED( struct ANativeWindow *window, struct ANativeWindowBuffer *buffer )
{
return cancelBuffer( window, buffer, -1 );
}
static int lockBuffer_DEPRECATED( struct ANativeWindow *window, struct ANativeWindowBuffer *buffer )
{
return 0; /* nothing to do */
}
static int queueBuffer_DEPRECATED( struct ANativeWindow *window, struct ANativeWindowBuffer *buffer )
{
return queueBuffer( window, buffer, -1 );
}
static int setSwapInterval( struct ANativeWindow *window, int interval )
{
struct native_win_wrapper *win = (struct native_win_wrapper *)window;
struct ioctl_android_set_swap_interval swap;
TRACE( "hwnd %p interval %d\n", win->hwnd, interval );
swap.hdr.hwnd = HandleToLong( win->hwnd );
swap.interval = interval;
return android_ioctl( IOCTL_SET_SWAP_INT, &swap, sizeof(swap), NULL, NULL );
}
static int query( const ANativeWindow *window, int what, int *value )
{
struct native_win_wrapper *win = (struct native_win_wrapper *)window;
struct ioctl_android_query query;
DWORD size = sizeof( query );
int ret;
query.hdr.hwnd = HandleToLong( win->hwnd );
query.what = what;
ret = android_ioctl( IOCTL_QUERY, &query, sizeof(query), &query, &size );
TRACE( "hwnd %p what %d got %d -> %p\n", win->hwnd, what, query.value, value );
if (!ret) *value = query.value;
return ret;
}
static int perform( ANativeWindow *window, int operation, ... )
{
static const char * const names[] =
{
"SET_USAGE", "CONNECT", "DISCONNECT", "SET_CROP", "SET_BUFFER_COUNT", "SET_BUFFERS_GEOMETRY",
"SET_BUFFERS_TRANSFORM", "SET_BUFFERS_TIMESTAMP", "SET_BUFFERS_DIMENSIONS", "SET_BUFFERS_FORMAT",
"SET_SCALING_MODE", "LOCK", "UNLOCK_AND_POST", "API_CONNECT", "API_DISCONNECT",
"SET_BUFFERS_USER_DIMENSIONS", "SET_POST_TRANSFORM_CROP"
};
struct native_win_wrapper *win = (struct native_win_wrapper *)window;
struct ioctl_android_perform perf;
va_list args;
perf.hdr.hwnd = HandleToLong( win->hwnd );
perf.operation = operation;
memset( perf.args, 0, sizeof(perf.args) );
va_start( args, operation );
switch (operation)
{
case NATIVE_WINDOW_SET_USAGE:
case NATIVE_WINDOW_SET_BUFFERS_TRANSFORM:
case NATIVE_WINDOW_SET_BUFFERS_FORMAT:
case NATIVE_WINDOW_SET_SCALING_MODE:
case NATIVE_WINDOW_API_CONNECT:
case NATIVE_WINDOW_API_DISCONNECT:
perf.args[0] = va_arg( args, int );
TRACE( "hwnd %p %s arg %d\n", win->hwnd, names[operation], perf.args[0] );
break;
case NATIVE_WINDOW_SET_BUFFER_COUNT:
perf.args[0] = va_arg( args, size_t );
TRACE( "hwnd %p %s count %d\n", win->hwnd, names[operation], perf.args[0] );
break;
case NATIVE_WINDOW_SET_BUFFERS_DIMENSIONS:
case NATIVE_WINDOW_SET_BUFFERS_USER_DIMENSIONS:
perf.args[0] = va_arg( args, int );
perf.args[1] = va_arg( args, int );
TRACE( "hwnd %p %s arg %dx%d\n", win->hwnd, names[operation], perf.args[0], perf.args[1] );
break;
case NATIVE_WINDOW_SET_BUFFERS_GEOMETRY:
perf.args[0] = va_arg( args, int );
perf.args[1] = va_arg( args, int );
perf.args[2] = va_arg( args, int );
TRACE( "hwnd %p %s arg %dx%d %d\n", win->hwnd, names[operation],
perf.args[0], perf.args[1], perf.args[2] );
break;
case NATIVE_WINDOW_SET_CROP:
{
android_native_rect_t *rect = va_arg( args, android_native_rect_t * );
perf.args[0] = rect->left;
perf.args[1] = rect->top;
perf.args[2] = rect->right;
perf.args[3] = rect->bottom;
TRACE( "hwnd %p %s rect %d,%d-%d,%d\n", win->hwnd, names[operation],
perf.args[0], perf.args[1], perf.args[2], perf.args[3] );
break;
}
case NATIVE_WINDOW_SET_BUFFERS_TIMESTAMP:
{
int64_t timestamp = va_arg( args, int64_t );
perf.args[0] = timestamp;
perf.args[1] = timestamp >> 32;
TRACE( "hwnd %p %s arg %08x%08x\n", win->hwnd, names[operation], perf.args[1], perf.args[0] );
break;
}
case NATIVE_WINDOW_LOCK:
{
struct ANativeWindowBuffer *buffer;
struct ANativeWindow_Buffer *buffer_ret = va_arg( args, ANativeWindow_Buffer * );
ARect *bounds = va_arg( args, ARect * );
int ret = window->dequeueBuffer_DEPRECATED( window, &buffer );
if (!ret)
{
if (gralloc_module)
{
if ((ret = gralloc_module->lock( gralloc_module, buffer->handle,
GRALLOC_USAGE_SW_READ_OFTEN | GRALLOC_USAGE_SW_WRITE_OFTEN,
0, 0, buffer->width, buffer->height, &buffer_ret->bits )))
{
WARN( "gralloc->lock %p failed %d %s\n", win->hwnd, ret, strerror(-ret) );
window->cancelBuffer( window, buffer, -1 );
}
}
else
buffer_ret->bits = ((struct native_buffer_wrapper *)buffer)->bits;
}
if (!ret)
{
buffer_ret->width = buffer->width;
buffer_ret->height = buffer->height;
buffer_ret->stride = buffer->stride;
buffer_ret->format = buffer->format;
win->locked_buffer = buffer;
if (bounds)
{
bounds->left = 0;
bounds->top = 0;
bounds->right = buffer->width;
bounds->bottom = buffer->height;
}
}
va_end( args );
TRACE( "hwnd %p %s bits %p ret %d %s\n", win->hwnd, names[operation], buffer_ret->bits, ret, strerror(-ret) );
return ret;
}
case NATIVE_WINDOW_UNLOCK_AND_POST:
{
int ret = -EINVAL;
if (win->locked_buffer)
{
if (gralloc_module) gralloc_module->unlock( gralloc_module, win->locked_buffer->handle );
ret = window->queueBuffer( window, win->locked_buffer, -1 );
win->locked_buffer = NULL;
}
va_end( args );
TRACE( "hwnd %p %s ret %d\n", win->hwnd, names[operation], ret );
return ret;
}
case NATIVE_WINDOW_CONNECT:
case NATIVE_WINDOW_DISCONNECT:
TRACE( "hwnd %p %s\n", win->hwnd, names[operation] );
break;
case NATIVE_WINDOW_SET_POST_TRANSFORM_CROP:
default:
FIXME( "unsupported perform hwnd %p op %d %s\n", win->hwnd, operation,
operation < sizeof(names)/sizeof(names[0]) ? names[operation] : "???" );
break;
}
va_end( args );
return android_ioctl( IOCTL_PERFORM, &perf, sizeof(perf), NULL, NULL );
}
struct ANativeWindow *create_ioctl_window( HWND hwnd )
{
struct ioctl_android_create_window req;
struct native_win_wrapper *win = HeapAlloc( GetProcessHeap(), HEAP_ZERO_MEMORY, sizeof(*win) );
HWND parent = GetAncestor( hwnd, GA_PARENT );
if (!win) return NULL;
win->win.common.magic = ANDROID_NATIVE_WINDOW_MAGIC;
win->win.common.version = sizeof(ANativeWindow);
win->win.common.incRef = win_incRef;
win->win.common.decRef = win_decRef;
win->win.setSwapInterval = setSwapInterval;
win->win.dequeueBuffer_DEPRECATED = dequeueBuffer_DEPRECATED;
win->win.lockBuffer_DEPRECATED = lockBuffer_DEPRECATED;
win->win.queueBuffer_DEPRECATED = queueBuffer_DEPRECATED;
win->win.query = query;
win->win.perform = perform;
win->win.cancelBuffer_DEPRECATED = cancelBuffer_DEPRECATED;
win->win.dequeueBuffer = dequeueBuffer;
win->win.queueBuffer = queueBuffer;
win->win.cancelBuffer = cancelBuffer;
win->ref = 1;
win->hwnd = hwnd;
TRACE( "-> %p %p\n", win, win->hwnd );
req.hdr.hwnd = HandleToLong( hwnd );
req.parent = parent == GetDesktopWindow() ? 0 : HandleToLong( parent );
android_ioctl( IOCTL_CREATE_WINDOW, &req, sizeof(req), NULL, NULL );
return &win->win;
}
struct ANativeWindow *grab_ioctl_window( struct ANativeWindow *window )
{
struct native_win_wrapper *win = (struct native_win_wrapper *)window;
InterlockedIncrement( &win->ref );
return window;
}
void release_ioctl_window( struct ANativeWindow *window )
{
struct native_win_wrapper *win = (struct native_win_wrapper *)window;
unsigned int i;
if (InterlockedDecrement( &win->ref ) > 0) return;
TRACE( "%p %p\n", win, win->hwnd );
for (i = 0; i < sizeof(win->buffers)/sizeof(win->buffers[0]); i++)
if (win->buffers[i]) win->buffers[i]->buffer.common.decRef( &win->buffers[i]->buffer.common );
destroy_ioctl_window( win->hwnd );
HeapFree( GetProcessHeap(), 0, win );
}
void destroy_ioctl_window( HWND hwnd )
{
struct ioctl_android_destroy_window req;
req.hdr.hwnd = HandleToLong( hwnd );
android_ioctl( IOCTL_DESTROY_WINDOW, &req, sizeof(req), NULL, NULL );
}
int ioctl_window_pos_changed( HWND hwnd, const RECT *window_rect, const RECT *client_rect,
const RECT *visible_rect, UINT style, UINT flags, HWND after, HWND owner )
{
struct ioctl_android_window_pos_changed req;
req.hdr.hwnd = HandleToLong( hwnd );
req.window_rect = *window_rect;
req.client_rect = *client_rect;
req.visible_rect = *visible_rect;
req.style = style;
req.flags = flags;
req.after = HandleToLong( after );
req.owner = HandleToLong( owner );
return android_ioctl( IOCTL_WINDOW_POS_CHANGED, &req, sizeof(req), NULL, NULL );
}
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