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More general approach to file descriptor types and flags.

This commit is contained in:
Martin Wilck 2002-01-09 20:30:51 +00:00 committed by Alexandre Julliard
parent 06ffc1aba3
commit 88cd32b2d1
14 changed files with 83 additions and 60 deletions
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37
files/file.c
View File

@ -210,7 +210,7 @@ HANDLE FILE_DupUnixHandle( int fd, DWORD access, BOOL inherit )
* Retrieve the Unix handle corresponding to a file handle.
* Returns -1 on failure.
*/
int FILE_GetUnixHandleType( HANDLE handle, DWORD access, DWORD *type )
static int FILE_GetUnixHandleType( HANDLE handle, DWORD access, enum fd_type *type, DWORD *flags )
{
int ret, fd = -1;
@ -225,6 +225,7 @@ int FILE_GetUnixHandleType( HANDLE handle, DWORD access, DWORD *type )
fd = reply->fd;
}
if (type) *type = reply->type;
if (flags) *flags = reply->flags;
}
SERVER_END_REQ;
if (ret) return -1;
@ -250,7 +251,7 @@ int FILE_GetUnixHandleType( HANDLE handle, DWORD access, DWORD *type )
*/
int FILE_GetUnixHandle( HANDLE handle, DWORD access )
{
return FILE_GetUnixHandleType(handle, access, NULL);
return FILE_GetUnixHandleType( handle, access, NULL, NULL );
}
/*************************************************************************
@ -1449,7 +1450,8 @@ BOOL WINAPI ReadFile( HANDLE hFile, LPVOID buffer, DWORD bytesToRead,
LPDWORD bytesRead, LPOVERLAPPED overlapped )
{
int unix_handle, result;
DWORD type;
enum fd_type type;
DWORD flags;
TRACE("%d %p %ld %p %p\n", hFile, buffer, bytesToRead,
bytesRead, overlapped );
@ -1457,11 +1459,10 @@ BOOL WINAPI ReadFile( HANDLE hFile, LPVOID buffer, DWORD bytesToRead,
if (bytesRead) *bytesRead = 0; /* Do this before anything else */
if (!bytesToRead) return TRUE;
unix_handle = FILE_GetUnixHandleType( hFile, GENERIC_READ, &type );
unix_handle = FILE_GetUnixHandleType( hFile, GENERIC_READ, &type, &flags );
switch (type)
if (flags & FD_FLAG_OVERLAPPED)
{
case FD_TYPE_OVERLAPPED:
if (unix_handle == -1) return FALSE;
if ( (overlapped==NULL) || NtResetEvent( overlapped->hEvent, NULL ) )
{
@ -1506,13 +1507,16 @@ BOOL WINAPI ReadFile( HANDLE hFile, LPVOID buffer, DWORD bytesToRead,
/* fail on return, with ERROR_IO_PENDING */
SetLastError(ERROR_IO_PENDING);
return FALSE;
case FD_TYPE_CONSOLE:
return ReadConsoleA(hFile, buffer, bytesToRead, bytesRead, NULL);
case FD_TYPE_TIMEOUT:
}
if (flags & FD_FLAG_TIMEOUT)
{
close(unix_handle);
return FILE_TimeoutRead(hFile, buffer, bytesToRead, bytesRead);
}
switch(type)
{
case FD_TYPE_CONSOLE:
return ReadConsoleA(hFile, buffer, bytesToRead, bytesRead, NULL);
default:
/* normal unix files */
@ -1668,7 +1672,8 @@ BOOL WINAPI WriteFile( HANDLE hFile, LPCVOID buffer, DWORD bytesToWrite,
LPDWORD bytesWritten, LPOVERLAPPED overlapped )
{
int unix_handle, result;
DWORD type;
enum fd_type type;
DWORD flags;
TRACE("%d %p %ld %p %p\n", hFile, buffer, bytesToWrite,
bytesWritten, overlapped );
@ -1676,11 +1681,10 @@ BOOL WINAPI WriteFile( HANDLE hFile, LPCVOID buffer, DWORD bytesToWrite,
if (bytesWritten) *bytesWritten = 0; /* Do this before anything else */
if (!bytesToWrite) return TRUE;
unix_handle = FILE_GetUnixHandleType( hFile, GENERIC_WRITE, &type );
unix_handle = FILE_GetUnixHandleType( hFile, GENERIC_WRITE, &type, &flags );
switch (type)
if (flags & FD_FLAG_OVERLAPPED)
{
case FD_TYPE_OVERLAPPED:
if (unix_handle == -1) return FALSE;
if ( (overlapped==NULL) || NtResetEvent( overlapped->hEvent, NULL ) )
{
@ -1727,7 +1731,10 @@ BOOL WINAPI WriteFile( HANDLE hFile, LPCVOID buffer, DWORD bytesToWrite,
/* fail on return, with ERROR_IO_PENDING */
SetLastError(ERROR_IO_PENDING);
return FALSE;
}
switch(type)
{
case FD_TYPE_CONSOLE:
TRACE("%d %s %ld %p %p\n", hFile, debugstr_an(buffer, bytesToWrite), bytesToWrite,
bytesWritten, overlapped );

16
include/wine/server_protocol.h
View File

@ -730,12 +730,16 @@ struct get_handle_fd_reply
struct reply_header __header;
int fd;
int type;
int flags;
};
#define FD_TYPE_INVALID 0
#define FD_TYPE_DEFAULT 1
#define FD_TYPE_CONSOLE 2
#define FD_TYPE_OVERLAPPED 3
#define FD_TYPE_TIMEOUT 4
enum fd_type
{
FD_TYPE_INVALID,
FD_TYPE_DEFAULT,
FD_TYPE_CONSOLE
};
#define FD_FLAG_OVERLAPPED 0x01
#define FD_FLAG_TIMEOUT 0x02
@ -3038,6 +3042,6 @@ union generic_reply
struct get_window_properties_reply get_window_properties_reply;
};
#define SERVER_PROTOCOL_VERSION 68
#define SERVER_PROTOCOL_VERSION 69
#endif /* __WINE_WINE_SERVER_PROTOCOL_H */

5
server/console.c
View File

@ -25,7 +25,7 @@ static void console_input_destroy( struct object *obj );
static int console_input_signaled( struct object *obj, struct thread *thread );
/* common routine */
static int console_get_file_info( struct object *obj, struct get_file_info_reply *reply );
static int console_get_file_info( struct object *obj, struct get_file_info_reply *reply, int *flags );
static const struct object_ops console_input_ops =
{
@ -785,7 +785,7 @@ static void console_input_dump( struct object *obj, int verbose )
console->active, console->evt );
}
static int console_get_file_info( struct object *obj, struct get_file_info_reply *reply )
static int console_get_file_info( struct object *obj, struct get_file_info_reply *reply, int *flags )
{
if (reply)
{
@ -800,6 +800,7 @@ static int console_get_file_info( struct object *obj, struct get_file_info_reply
reply->index_low = 0;
reply->serial = 0;
}
*flags = 0;
return FD_TYPE_CONSOLE;
}

5
server/device.c
View File

@ -29,7 +29,7 @@ struct device
};
static void device_dump( struct object *obj, int verbose );
static int device_get_info( struct object *obj, struct get_file_info_reply *reply );
static int device_get_info( struct object *obj, struct get_file_info_reply *reply, int *flags );
static const struct object_ops device_ops =
{
@ -65,7 +65,7 @@ static void device_dump( struct object *obj, int verbose )
fprintf( stderr, "Device id=%08x\n", dev->id );
}
static int device_get_info( struct object *obj, struct get_file_info_reply *reply )
static int device_get_info( struct object *obj, struct get_file_info_reply *reply, int *flags )
{
struct device *dev = (struct device *)obj;
assert( obj->ops == &device_ops );
@ -83,6 +83,7 @@ static int device_get_info( struct object *obj, struct get_file_info_reply *repl
reply->index_low = 0;
reply->serial = 0;
}
*flags = 0;
return FD_TYPE_DEFAULT;
}

14
server/file.c
View File

@ -53,7 +53,7 @@ static int file_get_poll_events( struct object *obj );
static void file_poll_event( struct object *obj, int event );
static int file_get_fd( struct object *obj );
static int file_flush( struct object *obj );
static int file_get_info( struct object *obj, struct get_file_info_reply *reply );
static int file_get_info( struct object *obj, struct get_file_info_reply *reply, int *flags );
static void file_destroy( struct object *obj );
static struct async_queue * file_queue_async(struct object *obj, struct async* async, int type, int count);
@ -303,7 +303,7 @@ static int file_flush( struct object *obj )
return ret;
}
static int file_get_info( struct object *obj, struct get_file_info_reply *reply )
static int file_get_info( struct object *obj, struct get_file_info_reply *reply, int *flags )
{
struct stat st;
struct file *file = (struct file *)obj;
@ -339,9 +339,8 @@ static int file_get_info( struct object *obj, struct get_file_info_reply *reply
reply->index_low = st.st_ino;
reply->serial = 0; /* FIXME */
}
if (file->flags & FILE_FLAG_OVERLAPPED) return FD_TYPE_OVERLAPPED;
*flags = 0;
if (file->flags & FILE_FLAG_OVERLAPPED) *flags |= FD_FLAG_OVERLAPPED;
return FD_TYPE_DEFAULT;
}
@ -587,7 +586,7 @@ DECL_HANDLER(get_handle_fd)
if ((fd = obj->ops->get_fd( obj )) != -1)
send_client_fd( current->process, fd, req->handle );
}
reply->type = obj->ops->get_file_info( obj, NULL );
reply->type = obj->ops->get_file_info( obj, NULL, &reply->flags );
release_object( obj );
}
}
@ -633,7 +632,8 @@ DECL_HANDLER(get_file_info)
if ((obj = get_handle_obj( current->process, req->handle, 0, NULL )))
{
obj->ops->get_file_info( obj, reply );
int flags;
obj->ops->get_file_info( obj, reply, &flags );
release_object( obj );
}
}

9
server/mapping.c
View File

@ -34,7 +34,7 @@ struct mapping
};
static int mapping_get_fd( struct object *obj );
static int mapping_get_info( struct object *obj, struct get_file_info_reply *reply );
static int mapping_get_info( struct object *obj, struct get_file_info_reply *reply, int *flags );
static void mapping_dump( struct object *obj, int verbose );
static void mapping_destroy( struct object *obj );
@ -264,9 +264,10 @@ static struct object *create_mapping( int size_high, int size_low, int protect,
}
if (!size_high && !size_low)
{
int flags;
struct get_file_info_reply reply;
struct object *obj = (struct object *)mapping->file;
obj->ops->get_file_info( obj, &reply );
obj->ops->get_file_info( obj, &reply, &flags );
size_high = reply.size_high;
size_low = ROUND_SIZE( 0, reply.size_low );
}
@ -312,14 +313,14 @@ static int mapping_get_fd( struct object *obj )
return get_mmap_fd( mapping->file );
}
static int mapping_get_info( struct object *obj, struct get_file_info_reply *reply )
static int mapping_get_info( struct object *obj, struct get_file_info_reply *reply, int *flags )
{
struct mapping *mapping = (struct mapping *)obj;
struct object *file = (struct object *)mapping->file;
assert( obj->ops == &mapping_ops );
assert( file );
return file->ops->get_file_info( file, reply );
return file->ops->get_file_info( file, reply, flags );
}
static void mapping_destroy( struct object *obj )

5
server/named_pipe.c
View File

@ -87,7 +87,7 @@ static const struct object_ops named_pipe_ops =
static void pipe_user_dump( struct object *obj, int verbose );
static void pipe_user_destroy( struct object *obj);
static int pipe_user_get_fd( struct object *obj );
static int pipe_user_get_info( struct object *obj, struct get_file_info_reply *reply );
static int pipe_user_get_info( struct object *obj, struct get_file_info_reply *reply, int *flags );
static const struct object_ops pipe_user_ops =
{
@ -182,7 +182,7 @@ static int pipe_user_get_fd( struct object *obj )
return user->obj.fd;
}
static int pipe_user_get_info( struct object *obj, struct get_file_info_reply *reply )
static int pipe_user_get_info( struct object *obj, struct get_file_info_reply *reply, int *flags )
{
if (reply)
{
@ -197,6 +197,7 @@ static int pipe_user_get_info( struct object *obj, struct get_file_info_reply *r
reply->index_low = 0;
reply->serial = 0;
}
*flags = 0;
return FD_TYPE_DEFAULT;
}

3
server/object.c
View File

@ -263,9 +263,10 @@ int no_flush( struct object *obj )
return 0;
}
int no_get_file_info( struct object *obj, struct get_file_info_reply *info )
int no_get_file_info( struct object *obj, struct get_file_info_reply *info, int *flags )
{
set_error( STATUS_OBJECT_TYPE_MISMATCH );
*flags = 0;
return FD_TYPE_INVALID;
}

4
server/object.h
View File

@ -48,7 +48,7 @@ struct object_ops
/* flush the object buffers */
int (*flush)(struct object *);
/* get file information */
int (*get_file_info)(struct object *,struct get_file_info_reply *);
int (*get_file_info)(struct object *,struct get_file_info_reply *, int *flags);
/* queue an async operation */
struct async_queue* (*queue_async)(struct object *, struct async *async, int type, int count);
/* destroy on refcount == 0 */
@ -92,7 +92,7 @@ extern int no_add_queue( struct object *obj, struct wait_queue_entry *entry );
extern int no_satisfied( struct object *obj, struct thread *thread );
extern int no_get_fd( struct object *obj );
extern int no_flush( struct object *obj );
extern int no_get_file_info( struct object *obj, struct get_file_info_reply *info );
extern int no_get_file_info( struct object *obj, struct get_file_info_reply *info, int *flags );
extern void no_destroy( struct object *obj );
extern int default_poll_add_queue( struct object *obj, struct wait_queue_entry *entry );
extern void default_poll_remove_queue( struct object *obj, struct wait_queue_entry *entry );

5
server/pipe.c
View File

@ -37,7 +37,7 @@ struct pipe
static void pipe_dump( struct object *obj, int verbose );
static int pipe_get_poll_events( struct object *obj );
static int pipe_get_fd( struct object *obj );
static int pipe_get_info( struct object *obj, struct get_file_info_reply *reply );
static int pipe_get_info( struct object *obj, struct get_file_info_reply *reply, int *flags );
static void pipe_destroy( struct object *obj );
static const struct object_ops pipe_ops =
@ -125,7 +125,7 @@ static int pipe_get_fd( struct object *obj )
return pipe->obj.fd;
}
static int pipe_get_info( struct object *obj, struct get_file_info_reply *reply )
static int pipe_get_info( struct object *obj, struct get_file_info_reply *reply, int *flags )
{
if (reply)
{
@ -140,6 +140,7 @@ static int pipe_get_info( struct object *obj, struct get_file_info_reply *reply
reply->index_low = 0;
reply->serial = 0;
}
*flags = 0;
return FD_TYPE_DEFAULT;
}

16
server/protocol.def
View File

@ -542,13 +542,17 @@ enum event_op { PULSE_EVENT, SET_EVENT, RESET_EVENT };
unsigned int access; /* wanted access rights */
@REPLY
int fd; /* file descriptor */
int type; /* the type of file */
int type; /* the type of file (see below) */
int flags; /* file read/write flags (see below) */
@END
#define FD_TYPE_INVALID 0
#define FD_TYPE_DEFAULT 1
#define FD_TYPE_CONSOLE 2
#define FD_TYPE_OVERLAPPED 3
#define FD_TYPE_TIMEOUT 4
enum fd_type
{
FD_TYPE_INVALID,
FD_TYPE_DEFAULT,
FD_TYPE_CONSOLE
};
#define FD_FLAG_OVERLAPPED 0x01
#define FD_FLAG_TIMEOUT 0x02
/* Set a file current position */

16
server/serial.c
View File

@ -35,7 +35,7 @@
static void serial_dump( struct object *obj, int verbose );
static int serial_get_fd( struct object *obj );
static int serial_get_info( struct object *obj, struct get_file_info_reply *reply );
static int serial_get_info( struct object *obj, struct get_file_info_reply *reply, int *flags );
static int serial_get_poll_events( struct object *obj );
static struct async_queue * serial_queue_async(struct object *obj, struct async* async, int type, int count);
static void destroy_serial(struct object *obj);
@ -189,7 +189,7 @@ static int serial_get_fd( struct object *obj )
return serial->obj.fd;
}
static int serial_get_info( struct object *obj, struct get_file_info_reply *reply )
static int serial_get_info( struct object *obj, struct get_file_info_reply *reply, int *flags )
{
struct serial *serial = (struct serial *) obj;
assert( obj->ops == &serial_ops );
@ -208,14 +208,14 @@ static int serial_get_info( struct object *obj, struct get_file_info_reply *repl
reply->serial = 0;
}
*flags = 0;
if(serial->attrib & FILE_FLAG_OVERLAPPED)
return FD_TYPE_OVERLAPPED;
*flags |= FD_FLAG_OVERLAPPED;
else if(!((serial->readinterval == MAXDWORD) &&
(serial->readmult == 0) && (serial->readconst == 0)) )
*flags |= FD_FLAG_TIMEOUT;
if( (serial->readinterval == MAXDWORD) &&
(serial->readmult == 0) && (serial->readconst == 0) )
return FD_TYPE_DEFAULT;
return FD_TYPE_TIMEOUT;
return FD_TYPE_DEFAULT;
}
static void serial_poll_event(struct object *obj, int event)

5
server/sock.c
View File

@ -59,7 +59,7 @@ static int sock_signaled( struct object *obj, struct thread *thread );
static int sock_get_poll_events( struct object *obj );
static void sock_poll_event( struct object *obj, int event );
static int sock_get_fd( struct object *obj );
static int sock_get_info( struct object *obj, struct get_file_info_reply *reply );
static int sock_get_info( struct object *obj, struct get_file_info_reply *reply, int *flags );
static void sock_destroy( struct object *obj );
static int sock_get_error( int err );
static void sock_set_error(void);
@ -273,7 +273,7 @@ static int sock_get_fd( struct object *obj )
return sock->obj.fd;
}
static int sock_get_info( struct object *obj, struct get_file_info_reply *reply )
static int sock_get_info( struct object *obj, struct get_file_info_reply *reply, int *flags )
{
if (reply)
{
@ -288,6 +288,7 @@ static int sock_get_info( struct object *obj, struct get_file_info_reply *reply
reply->index_low = 0;
reply->serial = 0;
}
*flags = 0;
return FD_TYPE_DEFAULT;
}

3
server/trace.c
View File

@ -722,7 +722,8 @@ static void dump_get_handle_fd_request( const struct get_handle_fd_request *req
static void dump_get_handle_fd_reply( const struct get_handle_fd_reply *req )
{
fprintf( stderr, " fd=%d,", req->fd );
fprintf( stderr, " type=%d", req->type );
fprintf( stderr, " type=%d,", req->type );
fprintf( stderr, " flags=%d", req->flags );
}
static void dump_set_file_pointer_request( const struct set_file_pointer_request *req )