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ntdll: Don't cancel background socket sends.

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This commit is contained in:
Paul Gofman 2024-09-12 20:22:52 -06:00 committed by Alexandre Julliard
parent d9a123b6cf
commit 3d1c2b0ede
Notes: Alexandre Julliard 2024-09-18 23:20:34 +02:00 
Approved-by: Elizabeth Figura (@zfigura)
Approved-by: Alexandre Julliard (@julliard)
Merge-Request: https://gitlab.winehq.org/wine/wine/merge_requests/6490
10 changed files with 52 additions and 33 deletions
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15
dlls/ntdll/unix/socket.c
View file

@ -1105,7 +1105,7 @@ static void sock_save_icmp_id( struct async_send_ioctl *async )
}
static NTSTATUS sock_send( HANDLE handle, HANDLE event, PIO_APC_ROUTINE apc, void *apc_user,
IO_STATUS_BLOCK *io, int fd, struct async_send_ioctl *async, int force_async )
IO_STATUS_BLOCK *io, int fd, struct async_send_ioctl *async, unsigned int server_flags )
{
HANDLE wait_handle;
BOOL nonblocking;
@ -1114,7 +1114,7 @@ static NTSTATUS sock_send( HANDLE handle, HANDLE event, PIO_APC_ROUTINE apc, voi
SERVER_START_REQ( send_socket )
{
req->force_async = force_async;
req->flags = server_flags;
req->async = server_async( handle, &async->io, event, apc, apc_user, iosb_client_ptr(io) );
status = wine_server_call( req );
wait_handle = wine_server_ptr_handle( reply->wait );
@ -1132,7 +1132,7 @@ static NTSTATUS sock_send( HANDLE handle, HANDLE event, PIO_APC_ROUTINE apc, voi
if (status == STATUS_ALERTED)
{
status = try_send( fd, async );
if (status == STATUS_DEVICE_NOT_READY && (force_async || !nonblocking))
if (status == STATUS_DEVICE_NOT_READY && ((server_flags & SERVER_SOCKET_IO_FORCE_ASYNC) || !nonblocking))
status = STATUS_PENDING;
/* If we had a short write and the socket is nonblocking (and we are
@ -1186,7 +1186,8 @@ static NTSTATUS sock_send( HANDLE handle, HANDLE event, PIO_APC_ROUTINE apc, voi
p += sizeof(IO_STATUS_BLOCK);
rem_io->Pointer = p;
p += sizeof(IO_STATUS_BLOCK32);
status = sock_send( handle, NULL, NULL, NULL, rem_io, fd, rem_async, TRUE );
status = sock_send( handle, NULL, NULL, NULL, rem_io, fd, rem_async,
SERVER_SOCKET_IO_FORCE_ASYNC | SERVER_SOCKET_IO_SYSTEM );
if (status == STATUS_PENDING) status = STATUS_SUCCESS;
if (!status)
{
@ -1251,7 +1252,7 @@ static NTSTATUS sock_ioctl_send( HANDLE handle, HANDLE event, PIO_APC_ROUTINE ap
async->iov_cursor = 0;
async->sent_len = 0;
return sock_send( handle, event, apc, apc_user, io, fd, async, force_async );
return sock_send( handle, event, apc, apc_user, io, fd, async, force_async ? SERVER_SOCKET_IO_FORCE_ASYNC : 0 );
}
@ -1274,7 +1275,7 @@ NTSTATUS sock_write( HANDLE handle, int fd, HANDLE event, PIO_APC_ROUTINE apc,
async->iov_cursor = 0;
async->sent_len = 0;
return sock_send( handle, event, apc, apc_user, io, fd, async, 1 );
return sock_send( handle, event, apc, apc_user, io, fd, async, SERVER_SOCKET_IO_FORCE_ASYNC );
}
@ -1438,7 +1439,7 @@ static NTSTATUS sock_transmit( HANDLE handle, HANDLE event, PIO_APC_ROUTINE apc,
SERVER_START_REQ( send_socket )
{
req->force_async = 1;
req->flags = SERVER_SOCKET_IO_FORCE_ASYNC;
req->async = server_async( handle, &async->io, event, apc, apc_user, iosb_client_ptr(io) );
status = wine_server_call( req );
wait_handle = wine_server_ptr_handle( reply->wait );

2
dlls/ws2_32/tests/sock.c
View file

@ -14369,7 +14369,7 @@ static void test_send_buffering(void)
ok(recv_size <= d.sent_size, "got ret %d, recv_size %d, sent_size %d.\n", ret, recv_size, d.sent_size);
}
ok(!ret && !WSAGetLastError(), "got ret %d, error %u.\n", ret, WSAGetLastError());
todo_wine ok(recv_size == d.sent_size, "got %d, expected %d.\n", recv_size, d.sent_size);
ok(recv_size == d.sent_size, "got %d, expected %d.\n", recv_size, d.sent_size);
closesocket(client);
}

8
include/wine/server_protocol.h
View file

@ -1898,10 +1898,8 @@ struct recv_socket_reply
struct send_socket_request
{
struct request_header __header;
char __pad_12[4];
unsigned int flags;
async_data_t async;
int force_async;
char __pad_60[4];
};
struct send_socket_reply
{
@ -1912,6 +1910,8 @@ struct send_socket_reply
char __pad_20[4];
};
#define SERVER_SOCKET_IO_FORCE_ASYNC 0x01
#define SERVER_SOCKET_IO_SYSTEM 0x02
struct socket_get_events_request
@ -6693,7 +6693,7 @@ union generic_reply
/* ### protocol_version begin ### */
#define SERVER_PROTOCOL_VERSION 840
#define SERVER_PROTOCOL_VERSION 841
/* ### protocol_version end ### */

23
server/async.c
View file

@ -57,6 +57,7 @@ struct async
unsigned int canceled :1; /* have we already queued cancellation for this async? */
unsigned int unknown_status :1; /* initial status is not known yet */
unsigned int blocking :1; /* async is blocking */
unsigned int is_system :1; /* background system operation not affecting userspace visible state. */
struct completion *completion; /* completion associated with fd */
apc_param_t comp_key; /* completion key associated with fd */
unsigned int comp_flags; /* completion flags */
@ -243,7 +244,7 @@ void queue_async( struct async_queue *queue, struct async *async )
grab_object( async );
list_add_tail( &queue->queue, &async->queue_entry );
set_fd_signaled( async->fd, 0 );
if (!async->is_system) set_fd_signaled( async->fd, 0 );
}
/* create an async on a given queue of a fd */
@ -277,6 +278,7 @@ struct async *create_async( struct fd *fd, struct thread *thread, const async_da
async->canceled = 0;
async->unknown_status = 0;
async->blocking = !is_fd_overlapped( fd );
async->is_system = 0;
async->completion = fd_get_completion( fd, &async->comp_key );
async->comp_flags = 0;
async->completion_callback = NULL;
@ -529,7 +531,7 @@ void async_set_result( struct object *obj, unsigned int status, apc_param_t tota
}
if (async->event) set_event( async->event );
else if (async->fd) set_fd_signaled( async->fd, 1 );
else if (async->fd && !async->is_system) set_fd_signaled( async->fd, 1 );
}
if (!async->signaled)
@ -584,7 +586,7 @@ static int cancel_async( struct process *process, struct object *obj, struct thr
restart:
LIST_FOR_EACH_ENTRY( async, &process->asyncs, struct async, process_entry )
{
if (async->terminated || async->canceled) continue;
if (async->terminated || async->canceled || async->is_system) continue;
if ((!obj || (get_fd_user( async->fd ) == obj)) &&
(!thread || async->thread == thread) &&
(!iosb || async->data.iosb == iosb))
@ -621,7 +623,16 @@ restart:
void cancel_process_asyncs( struct process *process )
{
cancel_async( process, NULL, NULL, 0 );
struct async *async;
restart:
LIST_FOR_EACH_ENTRY( async, &process->asyncs, struct async, process_entry )
{
if (async->terminated || async->canceled) continue;
async->canceled = 1;
fd_cancel_async( async->fd, async );
goto restart;
}
}
int async_close_obj_handle( struct object *obj, struct process *process, obj_handle_t handle )
@ -655,6 +666,7 @@ restart:
{
if (async->thread != thread || async->terminated || async->canceled) continue;
if (async->completion && async->data.apc_context && !async->event) continue;
if (async->is_system) continue;
async->canceled = 1;
fd_cancel_async( async->fd, async );
@ -741,7 +753,7 @@ static struct iosb *create_iosb( const void *in_data, data_size_t in_size, data_
/* create an async associated with iosb for async-based requests
* returned async must be passed to async_handoff */
struct async *create_request_async( struct fd *fd, unsigned int comp_flags, const async_data_t *data )
struct async *create_request_async( struct fd *fd, unsigned int comp_flags, const async_data_t *data, int is_system )
{
struct async *async;
struct iosb *iosb;
@ -760,6 +772,7 @@ struct async *create_request_async( struct fd *fd, unsigned int comp_flags, cons
}
async->pending = 0;
async->direct_result = 1;
async->is_system = !!is_system;
async->comp_flags = comp_flags;
}
return async;

10
server/fd.c
View file

@ -2719,7 +2719,7 @@ DECL_HANDLER(flush)
if (!fd) return;
if ((async = create_request_async( fd, fd->comp_flags, &req->async )))
if ((async = create_request_async( fd, fd->comp_flags, &req->async, 0 )))
{
fd->fd_ops->flush( fd, async );
reply->event = async_handoff( async, NULL, 1 );
@ -2748,7 +2748,7 @@ DECL_HANDLER(get_volume_info)
if (!fd) return;
if ((async = create_request_async( fd, fd->comp_flags, &req->async )))
if ((async = create_request_async( fd, fd->comp_flags, &req->async, 0 )))
{
fd->fd_ops->get_volume_info( fd, async, req->info_class );
reply->wait = async_handoff( async, NULL, 1 );
@ -2824,7 +2824,7 @@ DECL_HANDLER(read)
if (!fd) return;
if ((async = create_request_async( fd, fd->comp_flags, &req->async )))
if ((async = create_request_async( fd, fd->comp_flags, &req->async, 0 )))
{
fd->fd_ops->read( fd, async, req->pos );
reply->wait = async_handoff( async, NULL, 0 );
@ -2842,7 +2842,7 @@ DECL_HANDLER(write)
if (!fd) return;
if ((async = create_request_async( fd, fd->comp_flags, &req->async )))
if ((async = create_request_async( fd, fd->comp_flags, &req->async, 0 )))
{
fd->fd_ops->write( fd, async, req->pos );
reply->wait = async_handoff( async, &reply->size, 0 );
@ -2861,7 +2861,7 @@ DECL_HANDLER(ioctl)
if (!fd) return;
if ((async = create_request_async( fd, fd->comp_flags, &req->async )))
if ((async = create_request_async( fd, fd->comp_flags, &req->async, 0 )))
{
fd->fd_ops->ioctl( fd, req->code, async );
reply->wait = async_handoff( async, NULL, 0 );

3
server/file.h
View file

@ -250,7 +250,8 @@ typedef void (*async_completion_callback)( void *private );
extern void free_async_queue( struct async_queue *queue );
extern struct async *create_async( struct fd *fd, struct thread *thread, const async_data_t *data, struct iosb *iosb );
extern struct async *create_request_async( struct fd *fd, unsigned int comp_flags, const async_data_t *data );
extern struct async *create_request_async( struct fd *fd, unsigned int comp_flags, const async_data_t *data,
int is_system );
extern obj_handle_t async_handoff( struct async *async, data_size_t *result, int force_blocking );
extern void queue_async( struct async_queue *queue, struct async *async );
extern void async_set_timeout( struct async *async, timeout_t timeout, unsigned int status );

4
server/protocol.def
View file

@ -1577,14 +1577,16 @@ enum server_fd_type
/* Perform a send on a socket */
@REQ(send_socket)
unsigned int flags; /* SERVER_SOCKET_IO_* flags */
async_data_t async; /* async I/O parameters */
int force_async; /* Force asynchronous mode? */
@REPLY
obj_handle_t wait; /* handle to wait on for blocking send */
unsigned int options; /* device open options */
int nonblocking; /* is socket non-blocking? */
@END
#define SERVER_SOCKET_IO_FORCE_ASYNC 0x01
#define SERVER_SOCKET_IO_SYSTEM 0x02
/* Get socket event flags */
@REQ(socket_get_events)

4
server/request.h
View file

@ -1098,9 +1098,9 @@ C_ASSERT( FIELD_OFFSET(struct recv_socket_reply, wait) == 8 );
C_ASSERT( FIELD_OFFSET(struct recv_socket_reply, options) == 12 );
C_ASSERT( FIELD_OFFSET(struct recv_socket_reply, nonblocking) == 16 );
C_ASSERT( sizeof(struct recv_socket_reply) == 24 );
C_ASSERT( FIELD_OFFSET(struct send_socket_request, flags) == 12 );
C_ASSERT( FIELD_OFFSET(struct send_socket_request, async) == 16 );
C_ASSERT( FIELD_OFFSET(struct send_socket_request, force_async) == 56 );
C_ASSERT( sizeof(struct send_socket_request) == 64 );
C_ASSERT( sizeof(struct send_socket_request) == 56 );
C_ASSERT( FIELD_OFFSET(struct send_socket_reply, wait) == 8 );
C_ASSERT( FIELD_OFFSET(struct send_socket_reply, options) == 12 );
C_ASSERT( FIELD_OFFSET(struct send_socket_reply, nonblocking) == 16 );

12
server/sock.c
View file

@ -3915,7 +3915,7 @@ DECL_HANDLER(recv_socket)
sock->pending_events &= ~(req->oob ? AFD_POLL_OOB : AFD_POLL_READ);
sock->reported_events &= ~(req->oob ? AFD_POLL_OOB : AFD_POLL_READ);
if ((async = create_request_async( fd, get_fd_comp_flags( fd ), &req->async )))
if ((async = create_request_async( fd, get_fd_comp_flags( fd ), &req->async, 0 )))
{
set_error( status );
@ -3963,6 +3963,7 @@ DECL_HANDLER(send_socket)
struct async *async;
struct fd *fd;
int bind_errno = 0;
BOOL force_async = req->flags & SERVER_SOCKET_IO_FORCE_ASYNC;
if (!sock) return;
fd = sock->fd;
@ -3985,7 +3986,7 @@ DECL_HANDLER(send_socket)
else if (!bind_errno) bind_errno = errno;
}
if (!req->force_async && !sock->nonblocking && is_fd_overlapped( fd ))
if (!force_async && !sock->nonblocking && is_fd_overlapped( fd ))
timeout = (timeout_t)sock->sndtimeo * -10000;
if (bind_errno) status = sock_get_ntstatus( bind_errno );
@ -3996,7 +3997,7 @@ DECL_HANDLER(send_socket)
* asyncs will not consume all available space; if there's no space
* available, the current request won't be immediately satiable.
*/
if ((!req->force_async && sock->nonblocking) || check_fd_events( sock->fd, POLLOUT ))
if ((!force_async && sock->nonblocking) || check_fd_events( sock->fd, POLLOUT ))
{
/* Give the client opportunity to complete synchronously.
* If it turns out that the I/O request is not actually immediately satiable,
@ -4021,10 +4022,11 @@ DECL_HANDLER(send_socket)
}
}
if (status == STATUS_PENDING && !req->force_async && sock->nonblocking)
if (status == STATUS_PENDING && !force_async && sock->nonblocking)
status = STATUS_DEVICE_NOT_READY;
if ((async = create_request_async( fd, get_fd_comp_flags( fd ), &req->async )))
if ((async = create_request_async( fd, get_fd_comp_flags( fd ), &req->async,
req->flags & SERVER_SOCKET_IO_SYSTEM )))
{
struct send_req *send_req;
struct iosb *iosb = async_get_iosb( async );

4
server/trace.c
View file

@ -2209,8 +2209,8 @@ static void dump_recv_socket_reply( const struct recv_socket_reply *req )
static void dump_send_socket_request( const struct send_socket_request *req )
{
dump_async_data( " async=", &req->async );
fprintf( stderr, ", force_async=%d", req->force_async );
fprintf( stderr, " flags=%08x", req->flags );
dump_async_data( ", async=", &req->async );
}
static void dump_send_socket_reply( const struct send_socket_reply *req )