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server: Create async objects in read and write request handlers. 

async_get_data allows splitting patches, but will be removed later in
the series.

Signed-off-by: Jacek Caban <jacek@codeweavers.com>
Signed-off-by: Alexandre Julliard <julliard@winehq.org>
oldstable
Jacek Caban 2017-02-15 22:12:37 +01:00 committed by Alexandre Julliard
parent 91bd81441f
commit 8ef4f9a0c8
4 changed files with 46 additions and 23 deletions
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10
server/async.c
View File

@ -469,6 +469,16 @@ struct iosb *create_iosb( const void *in_data, data_size_t in_size, data_size_t
return iosb; return iosb;
} }
struct iosb *async_get_iosb( struct async *async )
{
return async->iosb ? (struct iosb *)grab_object( async->iosb ) : NULL;
}
const async_data_t *async_get_data( struct async *async )
{
return &async->data;
}
/* cancels all async I/O */ /* cancels all async I/O */
DECL_HANDLER(cancel_async) DECL_HANDLER(cancel_async)
{ {

22
server/device.c
View File

@ -174,10 +174,8 @@ static struct fd *device_file_get_fd( struct object *obj );
static int device_file_close_handle( struct object *obj, struct process *process, obj_handle_t handle ); static int device_file_close_handle( struct object *obj, struct process *process, obj_handle_t handle );
static void device_file_destroy( struct object *obj ); static void device_file_destroy( struct object *obj );
static enum server_fd_type device_file_get_fd_type( struct fd *fd ); static enum server_fd_type device_file_get_fd_type( struct fd *fd );
static obj_handle_t device_file_read( struct fd *fd, const async_data_t *async_data, int blocking, static obj_handle_t device_file_read( struct fd *fd, struct async *async, int blocking, file_pos_t pos );
file_pos_t pos, struct iosb *iosb ); static obj_handle_t device_file_write( struct fd *fd, struct async *async, int blocking, file_pos_t pos );
static obj_handle_t device_file_write( struct fd *fd, const async_data_t *async_data, int blocking,
file_pos_t pos, struct iosb *iosb );
static obj_handle_t device_file_flush( struct fd *fd, const async_data_t *async_data, int blocking ); static obj_handle_t device_file_flush( struct fd *fd, const async_data_t *async_data, int blocking );
static obj_handle_t device_file_ioctl( struct fd *fd, ioctl_code_t code, const async_data_t *async_data, static obj_handle_t device_file_ioctl( struct fd *fd, ioctl_code_t code, const async_data_t *async_data,
int blocking ); int blocking );
@ -489,13 +487,13 @@ static enum server_fd_type device_file_get_fd_type( struct fd *fd )
return FD_TYPE_DEVICE; return FD_TYPE_DEVICE;
} }
static obj_handle_t device_file_read( struct fd *fd, const async_data_t *async_data, int blocking, static obj_handle_t device_file_read( struct fd *fd, struct async *async, int blocking, file_pos_t pos )
file_pos_t pos, struct iosb *iosb )
{ {
struct device_file *file = get_fd_user( fd ); struct device_file *file = get_fd_user( fd );
struct irp_call *irp; struct irp_call *irp;
obj_handle_t handle; obj_handle_t handle;
irp_params_t params; irp_params_t params;
struct iosb *iosb;
memset( &params, 0, sizeof(params) ); memset( &params, 0, sizeof(params) );
params.read.major = IRP_MJ_READ; params.read.major = IRP_MJ_READ;
@ -503,21 +501,23 @@ static obj_handle_t device_file_read( struct fd *fd, const async_data_t *async_d
params.read.pos = pos; params.read.pos = pos;
params.read.file = file->user_ptr; params.read.file = file->user_ptr;
iosb = async_get_iosb( async );
irp = create_irp( file, &params, iosb ); irp = create_irp( file, &params, iosb );
release_object( iosb );
if (!irp) return 0; if (!irp) return 0;
handle = queue_irp( file, irp, async_data, blocking ); handle = queue_irp( file, irp, async_get_data( async ), blocking );
release_object( irp ); release_object( irp );
return handle; return handle;
} }
static obj_handle_t device_file_write( struct fd *fd, const async_data_t *async_data, int blocking, static obj_handle_t device_file_write( struct fd *fd, struct async *async, int blocking, file_pos_t pos )
file_pos_t pos, struct iosb *iosb )
{ {
struct device_file *file = get_fd_user( fd ); struct device_file *file = get_fd_user( fd );
struct irp_call *irp; struct irp_call *irp;
obj_handle_t handle; obj_handle_t handle;
irp_params_t params; irp_params_t params;
struct iosb *iosb;
memset( &params, 0, sizeof(params) ); memset( &params, 0, sizeof(params) );
params.write.major = IRP_MJ_WRITE; params.write.major = IRP_MJ_WRITE;
@ -525,10 +525,12 @@ static obj_handle_t device_file_write( struct fd *fd, const async_data_t *async_
params.write.pos = pos; params.write.pos = pos;
params.write.file = file->user_ptr; params.write.file = file->user_ptr;
iosb = async_get_iosb( async );
irp = create_irp( file, &params, iosb ); irp = create_irp( file, &params, iosb );
release_object( iosb );
if (!irp) return 0; if (!irp) return 0;
handle = queue_irp( file, irp, async_data, blocking ); handle = queue_irp( file, irp, async_get_data( async ), blocking );
release_object( irp ); release_object( irp );
return handle; return handle;
} }

21
server/fd.c
View File

@ -2167,15 +2167,14 @@ static void unmount_device( struct fd *device_fd )
} }
/* default read() routine */ /* default read() routine */
obj_handle_t no_fd_read( struct fd *fd, const async_data_t *async, int blocking, file_pos_t pos, struct iosb *iosb ) obj_handle_t no_fd_read( struct fd *fd, struct async *async, int blocking, file_pos_t pos )
{ {
set_error( STATUS_OBJECT_TYPE_MISMATCH ); set_error( STATUS_OBJECT_TYPE_MISMATCH );
return 0; return 0;
} }
/* default write() routine */ /* default write() routine */
obj_handle_t no_fd_write( struct fd *fd, const async_data_t *async, int blocking, obj_handle_t no_fd_write( struct fd *fd, struct async *async, int blocking, file_pos_t pos )
file_pos_t pos, struct iosb *iosb )
{ {
set_error( STATUS_OBJECT_TYPE_MISMATCH ); set_error( STATUS_OBJECT_TYPE_MISMATCH );
return 0; return 0;
@ -2450,14 +2449,20 @@ DECL_HANDLER(get_handle_fd)
DECL_HANDLER(read) DECL_HANDLER(read)
{ {
struct fd *fd = get_handle_fd_obj( current->process, req->async.handle, FILE_READ_DATA ); struct fd *fd = get_handle_fd_obj( current->process, req->async.handle, FILE_READ_DATA );
struct async *async;
struct iosb *iosb; struct iosb *iosb;
if (!fd) return; if (!fd) return;
if ((iosb = create_iosb( NULL, 0, get_reply_max_size() ))) if ((iosb = create_iosb( NULL, 0, get_reply_max_size() )))
{ {
reply->wait = fd->fd_ops->read( fd, &req->async, req->blocking, req->pos, iosb ); async = create_async( current, &req->async, iosb );
if (async)
{
reply->wait = fd->fd_ops->read( fd, async, req->blocking, req->pos );
reply->options = fd->options; reply->options = fd->options;
release_object( async );
}
release_object( iosb ); release_object( iosb );
} }
release_object( fd ); release_object( fd );
@ -2467,14 +2472,20 @@ DECL_HANDLER(read)
DECL_HANDLER(write) DECL_HANDLER(write)
{ {
struct fd *fd = get_handle_fd_obj( current->process, req->async.handle, FILE_WRITE_DATA ); struct fd *fd = get_handle_fd_obj( current->process, req->async.handle, FILE_WRITE_DATA );
struct async *async;
struct iosb *iosb; struct iosb *iosb;
if (!fd) return; if (!fd) return;
if ((iosb = create_iosb( get_req_data(), get_req_data_size(), 0 ))) if ((iosb = create_iosb( get_req_data(), get_req_data_size(), 0 )))
{ {
reply->wait = fd->fd_ops->write( fd, &req->async, req->blocking, req->pos, iosb ); async = create_async( current, &req->async, iosb );
if (async)
{
reply->wait = fd->fd_ops->write( fd, async, req->blocking, req->pos );
reply->options = fd->options; reply->options = fd->options;
release_object( async );
}
release_object( iosb ); release_object( iosb );
} }
release_object( fd ); release_object( fd );

12
server/file.h
View File

@ -52,9 +52,9 @@ struct fd_ops
/* get file information */ /* get file information */
enum server_fd_type (*get_fd_type)(struct fd *fd); enum server_fd_type (*get_fd_type)(struct fd *fd);
/* perform a read on the file */ /* perform a read on the file */
obj_handle_t (*read)(struct fd *, const async_data_t *, int, file_pos_t, struct iosb * ); obj_handle_t (*read)(struct fd *, struct async *, int, file_pos_t );
/* perform a write on the file */ /* perform a write on the file */
obj_handle_t (*write)(struct fd *, const async_data_t *, int, file_pos_t, struct iosb * ); obj_handle_t (*write)(struct fd *, struct async *, int, file_pos_t );
/* flush the object buffers */ /* flush the object buffers */
obj_handle_t (*flush)(struct fd *, const async_data_t *, int); obj_handle_t (*flush)(struct fd *, const async_data_t *, int);
/* perform an ioctl on the file */ /* perform an ioctl on the file */
@ -100,10 +100,8 @@ extern void default_poll_event( struct fd *fd, int event );
extern struct async *fd_queue_async( struct fd *fd, const async_data_t *data, struct iosb *iosb, int type ); extern struct async *fd_queue_async( struct fd *fd, const async_data_t *data, struct iosb *iosb, int type );
extern void fd_async_wake_up( struct fd *fd, int type, unsigned int status ); extern void fd_async_wake_up( struct fd *fd, int type, unsigned int status );
extern void fd_reselect_async( struct fd *fd, struct async_queue *queue ); extern void fd_reselect_async( struct fd *fd, struct async_queue *queue );
extern obj_handle_t no_fd_read( struct fd *fd, const async_data_t *async, int blocking, file_pos_t pos, extern obj_handle_t no_fd_read( struct fd *fd, struct async *async, int blocking, file_pos_t pos );
struct iosb *iosb ); extern obj_handle_t no_fd_write( struct fd *fd, struct async *async, int blocking, file_pos_t pos );
extern obj_handle_t no_fd_write( struct fd *fd, const async_data_t *async, int blocking,
file_pos_t pos, struct iosb *iosb );
extern obj_handle_t no_fd_flush( struct fd *fd, const async_data_t *async, int blocking ); extern obj_handle_t no_fd_flush( struct fd *fd, const async_data_t *async, int blocking );
extern obj_handle_t no_fd_ioctl( struct fd *fd, ioctl_code_t code, const async_data_t *async, int blocking ); extern obj_handle_t no_fd_ioctl( struct fd *fd, ioctl_code_t code, const async_data_t *async, int blocking );
extern obj_handle_t default_fd_ioctl( struct fd *fd, ioctl_code_t code, const async_data_t *async, int blocking ); extern obj_handle_t default_fd_ioctl( struct fd *fd, ioctl_code_t code, const async_data_t *async, int blocking );
@ -189,6 +187,8 @@ extern void async_wake_up( struct async_queue *queue, unsigned int status );
extern struct completion *fd_get_completion( struct fd *fd, apc_param_t *p_key ); extern struct completion *fd_get_completion( struct fd *fd, apc_param_t *p_key );
extern void fd_copy_completion( struct fd *src, struct fd *dst ); extern void fd_copy_completion( struct fd *src, struct fd *dst );
extern struct iosb *create_iosb( const void *in_data, data_size_t in_size, data_size_t out_size ); extern struct iosb *create_iosb( const void *in_data, data_size_t in_size, data_size_t out_size );
extern struct iosb *async_get_iosb( struct async *async );
extern const async_data_t *async_get_data( struct async *async );
extern void cancel_process_asyncs( struct process *process ); extern void cancel_process_asyncs( struct process *process );
/* access rights that require Unix read permission */ /* access rights that require Unix read permission */