server: Store connected pipe_end in pipe_end struct.

Signed-off-by: Jacek Caban <jacek@codeweavers.com>
Signed-off-by: Alexandre Julliard <julliard@winehq.org>
This commit is contained in:
Jacek Caban 2017-03-15 23:25:25 +01:00 committed by Alexandre Julliard
parent 1f765fb0bb
commit 316112e3b4

View file

@ -70,6 +70,7 @@ struct pipe_end
struct object obj; /* object header */
struct fd *fd; /* pipe file descriptor */
unsigned int flags; /* pipe flags */
struct pipe_end *connection; /* the other end of the pipe */
};
struct pipe_server
@ -368,6 +369,19 @@ static void notify_empty( struct pipe_server *server )
fd_async_wake_up( server->pipe_end.fd, ASYNC_TYPE_WAIT, STATUS_SUCCESS );
}
static void pipe_end_disconnect( struct pipe_end *pipe_end, unsigned int status )
{
struct pipe_end *connection = pipe_end->connection;
pipe_end->connection = NULL;
if (connection)
{
connection->connection = NULL;
pipe_end_disconnect( connection, status );
}
}
static void do_disconnect( struct pipe_server *server )
{
/* we may only have a server fd, if the client disconnected */
@ -390,6 +404,8 @@ static void pipe_server_destroy( struct object *obj)
assert( obj->ops == &pipe_server_ops );
pipe_end_disconnect( &server->pipe_end, STATUS_PIPE_BROKEN );
if (server->pipe_end.fd)
{
notify_empty( server );
@ -417,6 +433,8 @@ static void pipe_client_destroy( struct object *obj)
assert( obj->ops == &pipe_client_ops );
pipe_end_disconnect( &client->pipe_end, STATUS_PIPE_BROKEN );
if (server)
{
notify_empty( server );
@ -641,6 +659,7 @@ static obj_handle_t pipe_server_ioctl( struct fd *fd, ioctl_code_t code, struct
notify_empty( server );
/* dump the client and server fds - client loses all waiting data */
pipe_end_disconnect( &server->pipe_end, STATUS_PIPE_DISCONNECTED );
do_disconnect( server );
server->client->server = NULL;
server->client = NULL;
@ -648,6 +667,7 @@ static obj_handle_t pipe_server_ioctl( struct fd *fd, ioctl_code_t code, struct
break;
case ps_wait_disconnect:
assert( !server->client );
pipe_end_disconnect( &server->pipe_end, STATUS_PIPE_DISCONNECTED );
do_disconnect( server );
set_server_state( server, ps_wait_connect );
break;
@ -678,6 +698,7 @@ static void init_pipe_end( struct pipe_end *pipe_end, unsigned int pipe_flags )
{
pipe_end->fd = NULL;
pipe_end->flags = pipe_flags;
pipe_end->connection = NULL;
}
static struct pipe_server *create_pipe_server( struct named_pipe *pipe, unsigned int options,
@ -829,6 +850,11 @@ static struct object *named_pipe_open_file( struct object *obj, unsigned int acc
release_object( client );
client = NULL;
}
if (client)
{
server->pipe_end.connection = &client->pipe_end;
client->pipe_end.connection = &server->pipe_end;
}
}
release_object( server );
return &client->pipe_end.obj;