ReceiveTempSMS
/
Sweden-Number
1
0
Fork 0
Code Issues Pull Requests Releases Wiki Activity

server: Use async_request_complete() in message_queue_read(). 

Signed-off-by: Zebediah Figura <zfigura@codeweavers.com>
Signed-off-by: Alexandre Julliard <julliard@winehq.org>
This commit is contained in:
Zebediah Figura 2021-09-01 17:28:40 -05:00 committed by Alexandre Julliard
parent 559a8cea57
commit 19d3923975
1 changed files with 20 additions and 18 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

38
server/named_pipe.c
View File

@ -763,16 +763,20 @@ static int pipe_end_get_volume_info( struct fd *fd, struct async *async, unsigne
return 0;
}
static void message_queue_read( struct pipe_end *pipe_end, struct iosb *iosb )
static void message_queue_read( struct pipe_end *pipe_end, struct async *async )
{
struct iosb *iosb = async_get_iosb( async );
unsigned int status = STATUS_SUCCESS;
struct pipe_message *message;
data_size_t out_size;
if (pipe_end->flags & NAMED_PIPE_MESSAGE_STREAM_READ)
{
message = LIST_ENTRY( list_head(&pipe_end->message_queue), struct pipe_message, entry );
iosb->out_size = min( iosb->out_size, message->iosb->in_size - message->read_pos );
iosb->status = message->read_pos + iosb->out_size < message->iosb->in_size
? STATUS_BUFFER_OVERFLOW : STATUS_SUCCESS;
out_size = min( iosb->out_size, message->iosb->in_size - message->read_pos );
if (message->read_pos + out_size < message->iosb->in_size)
status = STATUS_BUFFER_OVERFLOW;
}
else
{
@ -782,14 +786,13 @@ static void message_queue_read( struct pipe_end *pipe_end, struct iosb *iosb )
avail += message->iosb->in_size - message->read_pos;
if (avail >= iosb->out_size) break;
}
iosb->out_size = min( iosb->out_size, avail );
iosb->status = STATUS_SUCCESS;
out_size = min( iosb->out_size, avail );
}
message = LIST_ENTRY( list_head(&pipe_end->message_queue), struct pipe_message, entry );
if (!message->read_pos && message->iosb->in_size == iosb->out_size) /* fast path */
{
iosb->out_data = message->iosb->in_data;
async_request_complete( async, status, out_size, out_size, message->iosb->in_data );
message->iosb->in_data = NULL;
wake_message( message, message->iosb->in_size );
free_message( message );
@ -799,17 +802,17 @@ static void message_queue_read( struct pipe_end *pipe_end, struct iosb *iosb )
data_size_t write_pos = 0, writing;
char *buf = NULL;
if (iosb->out_size && !(buf = iosb->out_data = malloc( iosb->out_size )))
if (out_size && !(buf = malloc( out_size )))
{
iosb->out_size = 0;
iosb->status = STATUS_NO_MEMORY;
async_terminate( async, STATUS_NO_MEMORY );
release_object( iosb );
return;
}
do
{
message = LIST_ENTRY( list_head(&pipe_end->message_queue), struct pipe_message, entry );
writing = min( iosb->out_size - write_pos, message->iosb->in_size - message->read_pos );
writing = min( out_size - write_pos, message->iosb->in_size - message->read_pos );
if (writing) memcpy( buf + write_pos, (const char *)message->iosb->in_data + message->read_pos, writing );
write_pos += writing;
message->read_pos += writing;
@ -818,9 +821,12 @@ static void message_queue_read( struct pipe_end *pipe_end, struct iosb *iosb )
wake_message(message, message->iosb->in_size);
free_message(message);
}
} while (write_pos < iosb->out_size);
} while (write_pos < out_size);
async_request_complete( async, status, out_size, out_size, buf );
}
iosb->result = iosb->out_size;
release_object( iosb );
}
/* We call async_terminate in our reselect implementation, which causes recursive reselect.
@ -832,16 +838,12 @@ static void reselect_write_queue( struct pipe_end *pipe_end );
static void reselect_read_queue( struct pipe_end *pipe_end, int reselect_write )
{
struct async *async;
struct iosb *iosb;
ignore_reselect = 1;
while (!list_empty( &pipe_end->message_queue ) && (async = find_pending_async( &pipe_end->read_q )))
{
iosb = async_get_iosb( async );
message_queue_read( pipe_end, iosb );
async_terminate( async, iosb->result ? STATUS_ALERTED : iosb->status );
message_queue_read( pipe_end, async );
release_object( async );
release_object( iosb );
reselect_write = 1;
}
ignore_reselect = 0;