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server: Allow async i/o operations to send completion messages.

This commit is contained in:
Andrey Turkin 2007-11-10 01:11:48 +03:00 committed by Alexandre Julliard
parent 074281ff6c
commit c702a91a3c
9 changed files with 46 additions and 7 deletions
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1
dlls/ntdll/directory.c
View File

@ -2356,6 +2356,7 @@ NtNotifyChangeDirectoryFile( HANDLE FileHandle, HANDLE Event,
req->async.arg = info;
req->async.apc = read_changes_user_apc;
req->async.event = Event;
req->async.cvalue = 0;
status = wine_server_call( req );
}
SERVER_END_REQ;

26
dlls/ntdll/file.c
View File

@ -650,6 +650,7 @@ NTSTATUS WINAPI NtReadFile(HANDLE hFile, HANDLE hEvent,
req->async.arg = fileio;
req->async.apc = fileio_apc;
req->async.event = hEvent;
req->async.cvalue = 0;
status = wine_server_call( req );
}
SERVER_END_REQ;
@ -879,6 +880,7 @@ NTSTATUS WINAPI NtWriteFile(HANDLE hFile, HANDLE hEvent,
req->async.arg = fileio;
req->async.apc = fileio_apc;
req->async.event = hEvent;
req->async.cvalue = 0;
status = wine_server_call( req );
}
SERVER_END_REQ;
@ -1005,6 +1007,7 @@ static NTSTATUS server_ioctl_file( HANDLE handle, HANDLE event,
req->async.arg = async;
req->async.apc = (apc || event) ? ioctl_apc : NULL;
req->async.event = event;
req->async.cvalue = 0;
wine_server_add_data( req, in_buffer, in_size );
wine_server_set_reply( req, out_buffer, out_size );
if (!(status = wine_server_call( req )))
@ -1061,7 +1064,7 @@ NTSTATUS WINAPI NtDeviceIoControlFile(HANDLE handle, HANDLE event,
PVOID out_buffer, ULONG out_size)
{
ULONG device = (code >> 16);
NTSTATUS status;
NTSTATUS status = STATUS_NOT_SUPPORTED;
TRACE("(%p,%p,%p,%p,%p,0x%08x,%p,0x%08x,%p,0x%08x)\n",
handle, event, apc, apc_context, io, code,
@ -1085,11 +1088,12 @@ NTSTATUS WINAPI NtDeviceIoControlFile(HANDLE handle, HANDLE event,
status = TAPE_DeviceIoControl(handle, event, apc, apc_context, io, code,
in_buffer, in_size, out_buffer, out_size);
break;
default:
}
if (status == STATUS_NOT_SUPPORTED)
status = server_ioctl_file( handle, event, apc, apc_context, io, code,
in_buffer, in_size, out_buffer, out_size );
break;
}
if (status != STATUS_PENDING) io->u.Status = status;
return status;
}
@ -1807,6 +1811,16 @@ static inline void get_device_info_fstatfs( FILE_FS_DEVICE_INFORMATION *info, co
}
#endif
static inline int is_device_placeholder( int fd )
{
static const char wine_placeholder[] = "Wine device placeholder";
char buffer[sizeof(wine_placeholder)-1];
if (pread( fd, buffer, sizeof(wine_placeholder) - 1, 0 ) != sizeof(wine_placeholder) - 1)
return 0;
return !memcmp( buffer, wine_placeholder, sizeof(wine_placeholder) - 1 );
}
/******************************************************************************
* get_device_info
*
@ -1847,6 +1861,10 @@ static NTSTATUS get_device_info( int fd, FILE_FS_DEVICE_INFORMATION *info )
{
info->DeviceType = FILE_DEVICE_NAMED_PIPE;
}
else if (is_device_placeholder( fd ))
{
info->DeviceType = FILE_DEVICE_DISK;
}
else /* regular file or directory */
{
#if defined(linux) && defined(HAVE_FSTATFS)

3
dlls/ws2_32/socket.c
View File

@ -1324,6 +1324,7 @@ static int WS2_register_async_shutdown( SOCKET s, int type )
req->async.iosb = &wsa->local_iosb;
req->async.arg = wsa;
req->async.apc = ws2_async_apc;
req->async.cvalue = 0;
status = wine_server_call( req );
}
SERVER_END_REQ;
@ -2688,6 +2689,7 @@ INT WINAPI WSASendTo( SOCKET s, LPWSABUF lpBuffers, DWORD dwBufferCount,
req->async.arg = wsa;
req->async.apc = ws2_async_apc;
req->async.event = lpCompletionRoutine ? 0 : lpOverlapped->hEvent;
req->async.cvalue = 0;
err = wine_server_call( req );
}
SERVER_END_REQ;
@ -4201,6 +4203,7 @@ INT WINAPI WSARecvFrom( SOCKET s, LPWSABUF lpBuffers, DWORD dwBufferCount,
req->async.arg = wsa;
req->async.apc = ws2_async_apc;
req->async.event = lpCompletionRoutine ? 0 : lpOverlapped->hEvent;
req->async.cvalue = 0;
err = wine_server_call( req );
}
SERVER_END_REQ;

3
include/wine/server_protocol.h
View File

@ -163,6 +163,7 @@ typedef struct
void *arg;
void *apc;
obj_handle_t event;
unsigned long cvalue;
} async_data_t;
@ -4885,6 +4886,6 @@ union generic_reply
struct set_completion_info_reply set_completion_info_reply;
};
#define SERVER_PROTOCOL_VERSION 328
#define SERVER_PROTOCOL_VERSION 329
#endif /* __WINE_WINE_SERVER_PROTOCOL_H */

6
server/async.c
View File

@ -144,6 +144,10 @@ void async_terminate( struct async *async, unsigned int status )
return;
}
/* send error completion event */
if (status != STATUS_ALERTED && async->data.cvalue && async->queue && async->queue->fd)
fd_add_completion( async->queue->fd, async->data.cvalue, status, 0 );
memset( &data, 0, sizeof(data) );
data.type = APC_ASYNC_IO;
data.async_io.func = async->data.callback;
@ -251,6 +255,8 @@ void async_set_result( struct object *obj, unsigned int status )
if (async->timeout) remove_timeout_user( async->timeout );
async->timeout = NULL;
async->status = status;
if (async->data.cvalue && async->queue && async->queue->fd)
fd_add_completion( async->queue->fd, async->data.cvalue, status, 0 ); /* TODO pass Information field */
if (async->data.apc)
{
apc_call_t data;

2
server/completion.c
View File

@ -132,7 +132,7 @@ struct completion *get_completion_obj( struct process *process, obj_handle_t han
return (struct completion *) get_handle_obj( process, handle, access, &completion_ops );
}
static void add_completion( struct completion *completion, unsigned long ckey, unsigned long cvalue, unsigned int status, unsigned long information )
void add_completion( struct completion *completion, unsigned long ckey, unsigned long cvalue, unsigned int status, unsigned long information )
{
struct comp_msg *msg = mem_alloc( sizeof( *msg ) );

7
server/fd.c
View File

@ -1919,6 +1919,13 @@ static struct fd *get_handle_fd_obj( struct process *process, obj_handle_t handl
return fd;
}
/* add a completion result to a completion queue attached to the fd */
void fd_add_completion( struct fd *fd, unsigned long cvalue, unsigned int status, unsigned long information )
{
if (fd->completion)
add_completion( fd->completion, fd->comp_key, cvalue, status, information );
}
/* flush a file buffers */
DECL_HANDLER(flush_file)
{

4
server/file.h
View File

@ -122,7 +122,8 @@ extern struct object *create_dir_obj( struct fd *fd );
/* completion */
struct completion *get_completion_obj( struct process *process, obj_handle_t handle, unsigned int access );
extern struct completion *get_completion_obj( struct process *process, obj_handle_t handle, unsigned int access );
extern void add_completion( struct completion *completion, unsigned long ckey, unsigned long cvalue, unsigned int status, unsigned long information );
/* serial port functions */
@ -139,6 +140,7 @@ extern void async_set_result( struct object *obj, unsigned int status );
extern int async_waiting( struct async_queue *queue );
extern void async_terminate( struct async *async, unsigned int status );
extern void async_wake_up( struct async_queue *queue, unsigned int status );
extern void fd_add_completion( struct fd *fd, unsigned long cvalue, unsigned int status, unsigned long information );
/* access rights that require Unix read permission */
#define FILE_UNIX_READ_ACCESS (FILE_READ_DATA|FILE_READ_ATTRIBUTES|FILE_READ_EA)

1
server/protocol.def
View File

@ -179,6 +179,7 @@ typedef struct
void *arg; /* opaque user data to pass to callback */
void *apc; /* user apc to call */
obj_handle_t event; /* event to signal when done */
unsigned long cvalue; /* completion value to use for completion events */
} async_data_t;
/* structures for extra message data */