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git://source.winehq.org/git/wine.git
synced 2024-09-01 15:53:37 +00:00
Implement overlapped I/O with named pipes.
This commit is contained in:
parent
36a01505dc
commit
e51dd36453
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@ -158,6 +158,7 @@ NTSTATUS WINAPI NtCreateFile( PHANDLE handle, ACCESS_MASK access, POBJECT_ATTRIB
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SERVER_START_REQ( open_named_pipe )
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{
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req->access = access;
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req->flags = options;
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req->inherit = (attr->Attributes & OBJ_INHERIT) != 0;
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wine_server_add_data( req, attr->ObjectName->Buffer + 4,
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attr->ObjectName->Length - 4*sizeof(WCHAR) );
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@ -2402,6 +2402,7 @@ struct open_named_pipe_request
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{
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struct request_header __header;
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unsigned int access;
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unsigned int flags;
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int inherit;
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/* VARARG(name,unicode_str); */
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};
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@ -44,6 +44,8 @@
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#include "windef.h"
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#include "winbase.h"
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#include "winreg.h"
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#include "winternl.h"
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#include "file.h"
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#include "handle.h"
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@ -73,6 +75,7 @@ struct pipe_server
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struct timeout_user *flush_poll;
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struct event *event;
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struct list wait_q; /* only a single one can be queued */
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unsigned int options; /* pipe options */
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};
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struct pipe_client
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@ -80,6 +83,7 @@ struct pipe_client
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struct object obj; /* object header */
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struct fd *fd; /* pipe file descriptor */
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struct pipe_server *server; /* server that this client is connected to */
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unsigned int flags; /* file flags */
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};
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struct named_pipe
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@ -111,15 +115,12 @@ static const struct object_ops named_pipe_ops =
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named_pipe_destroy /* destroy */
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};
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/* common to clients and servers */
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static int pipe_end_get_poll_events( struct fd *fd );
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static int pipe_end_get_info( struct fd *fd );
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/* server end functions */
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static void pipe_server_dump( struct object *obj, int verbose );
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static struct fd *pipe_server_get_fd( struct object *obj );
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static void pipe_server_destroy( struct object *obj);
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static int pipe_server_flush( struct fd *fd, struct event **event );
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static int pipe_server_get_info( struct fd *fd );
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static const struct object_ops pipe_server_ops =
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{
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@ -136,12 +137,12 @@ static const struct object_ops pipe_server_ops =
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static const struct fd_ops pipe_server_fd_ops =
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{
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pipe_end_get_poll_events, /* get_poll_events */
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default_fd_get_poll_events, /* get_poll_events */
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default_poll_event, /* poll_event */
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pipe_server_flush, /* flush */
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pipe_end_get_info, /* get_file_info */
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no_queue_async, /* queue_async */
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no_cancel_async, /* cancel_async */
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pipe_server_get_info, /* get_file_info */
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default_fd_queue_async, /* queue_async */
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default_fd_cancel_async, /* cancel_async */
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};
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/* client end functions */
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@ -149,6 +150,7 @@ static void pipe_client_dump( struct object *obj, int verbose );
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static struct fd *pipe_client_get_fd( struct object *obj );
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static void pipe_client_destroy( struct object *obj );
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static int pipe_client_flush( struct fd *fd, struct event **event );
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static int pipe_client_get_info( struct fd *fd );
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static const struct object_ops pipe_client_ops =
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{
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@ -165,12 +167,12 @@ static const struct object_ops pipe_client_ops =
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static const struct fd_ops pipe_client_fd_ops =
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{
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pipe_end_get_poll_events, /* get_poll_events */
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default_fd_get_poll_events, /* get_poll_events */
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default_poll_event, /* poll_event */
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pipe_client_flush, /* flush */
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pipe_end_get_info, /* get_file_info */
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no_queue_async, /* queue_async */
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no_cancel_async /* cancel_async */
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pipe_client_get_info, /* get_file_info */
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default_fd_queue_async, /* queue_async */
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default_fd_cancel_async /* cancel_async */
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};
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static void named_pipe_dump( struct object *obj, int verbose )
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@ -330,11 +332,6 @@ static void pipe_client_destroy( struct object *obj)
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assert( !client->fd );
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}
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static int pipe_end_get_poll_events( struct fd *fd )
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{
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return POLLIN | POLLOUT; /* FIXME */
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}
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static int pipe_data_remaining( struct pipe_server *server )
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{
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struct pollfd pfd;
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@ -417,9 +414,29 @@ static int pipe_client_flush( struct fd *fd, struct event **event )
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return 0;
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}
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static int pipe_end_get_info( struct fd *fd )
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static inline int is_overlapped( unsigned int options )
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{
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return 0;
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return !(options & (FILE_SYNCHRONOUS_IO_ALERT | FILE_SYNCHRONOUS_IO_NONALERT));
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}
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static int pipe_server_get_info( struct fd *fd )
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{
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struct pipe_server *server = get_fd_user( fd );
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int flags = FD_FLAG_AVAILABLE;
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if (is_overlapped( server->options )) flags |= FD_FLAG_OVERLAPPED;
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return flags;
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}
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static int pipe_client_get_info( struct fd *fd )
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{
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struct pipe_client *client = get_fd_user( fd );
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int flags = FD_FLAG_AVAILABLE;
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if (is_overlapped( client->flags )) flags |= FD_FLAG_OVERLAPPED;
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return flags;
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}
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static struct named_pipe *create_named_pipe( const WCHAR *name, size_t len )
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@ -463,7 +480,7 @@ static struct pipe_server *get_pipe_server_obj( struct process *process,
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return (struct pipe_server *) obj;
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}
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static struct pipe_server *create_pipe_server( struct named_pipe *pipe )
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static struct pipe_server *create_pipe_server( struct named_pipe *pipe, unsigned int options )
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{
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struct pipe_server *server;
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@ -476,6 +493,7 @@ static struct pipe_server *create_pipe_server( struct named_pipe *pipe )
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server->state = ps_idle_server;
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server->client = NULL;
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server->flush_poll = NULL;
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server->options = options;
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list_init( &server->wait_q );
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list_add_head( &pipe->servers, &server->entry );
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@ -484,7 +502,7 @@ static struct pipe_server *create_pipe_server( struct named_pipe *pipe )
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return server;
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}
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static struct pipe_client *create_pipe_client( struct pipe_server *server )
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static struct pipe_client *create_pipe_client( struct pipe_server *server, unsigned int flags )
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{
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struct pipe_client *client;
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@ -494,6 +512,7 @@ static struct pipe_client *create_pipe_client( struct pipe_server *server )
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client->fd = NULL;
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client->server = server;
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client->flags = flags;
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return client;
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}
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@ -559,7 +578,7 @@ DECL_HANDLER(create_named_pipe)
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}
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}
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server = create_pipe_server( pipe );
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server = create_pipe_server( pipe, req->options );
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if(server)
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{
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reply->handle = alloc_handle( current->process, server,
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@ -594,10 +613,12 @@ DECL_HANDLER(open_named_pipe)
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return;
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}
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client = create_pipe_client( server );
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client = create_pipe_client( server, req->flags );
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if( client )
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{
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if( !socketpair( PF_UNIX, SOCK_STREAM, 0, fds ) )
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if( !socketpair( PF_UNIX, SOCK_STREAM, 0, fds ) &&
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(fcntl( fds[0], F_SETFL, O_NONBLOCK ) != -1) &&
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(fcntl( fds[1], F_SETFL, O_NONBLOCK ) != -1))
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{
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assert( !client->fd );
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assert( !server->fd );
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@ -1705,6 +1705,7 @@ enum message_type
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/* Open an existing named pipe */
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@REQ(open_named_pipe)
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unsigned int access;
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unsigned int flags; /* file flags */
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int inherit; /* inherit flag */
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VARARG(name,unicode_str); /* pipe name */
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@REPLY
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@ -2145,6 +2145,7 @@ static void dump_create_named_pipe_reply( const struct create_named_pipe_reply *
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static void dump_open_named_pipe_request( const struct open_named_pipe_request *req )
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{
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fprintf( stderr, " access=%08x,", req->access );
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fprintf( stderr, " flags=%08x,", req->flags );
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fprintf( stderr, " inherit=%d,", req->inherit );
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fprintf( stderr, " name=" );
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dump_varargs_unicode_str( cur_size );
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