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server: Use a separate object for each opened mailslot device file. 

This is essentially a straight port of 2600ecd4ed.

Signed-off-by: Zebediah Figura <z.figura12@gmail.com>
Signed-off-by: Alexandre Julliard <julliard@winehq.org>
This commit is contained in:
Zebediah Figura 2020-08-01 23:35:53 -05:00 committed by Alexandre Julliard
parent 3231901ad8
commit 31800a1414
3 changed files with 89 additions and 36 deletions
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4
dlls/ntdll/tests/file.c
View File

@ -3813,7 +3813,6 @@ static void test_file_mode(void)
UNICODE_STRING *file_name;
ULONG options;
ULONG mode;
BOOL todo;
} option_tests[] = {
{ &file_name, 0, 0 },
{ &file_name, FILE_NON_DIRECTORY_FILE, 0 },
@ -3827,7 +3826,7 @@ static void test_file_mode(void)
{ &pipe_dev_name, 0, 0 },
{ &pipe_dev_name, FILE_SYNCHRONOUS_IO_ALERT, FILE_SYNCHRONOUS_IO_ALERT },
{ &mailslot_dev_name, 0, 0 },
{ &mailslot_dev_name, FILE_SYNCHRONOUS_IO_ALERT, FILE_SYNCHRONOUS_IO_ALERT, TRUE },
{ &mailslot_dev_name, FILE_SYNCHRONOUS_IO_ALERT, FILE_SYNCHRONOUS_IO_ALERT },
{ &mountmgr_dev_name, 0, 0 },
{ &mountmgr_dev_name, FILE_SYNCHRONOUS_IO_ALERT, FILE_SYNCHRONOUS_IO_ALERT }
};
@ -3879,7 +3878,6 @@ static void test_file_mode(void)
memset(&mode, 0xcc, sizeof(mode));
status = pNtQueryInformationFile(file, &io, &mode, sizeof(mode), FileModeInformation);
ok(status == STATUS_SUCCESS, "[%u] can't get FileModeInformation: %x\n", i, status);
todo_wine_if(option_tests[i].todo)
ok(mode.Mode == option_tests[i].mode, "[%u] Mode = %x, expected %x\n",
i, mode.Mode, option_tests[i].mode);

4
dlls/ntdll/tests/om.c
View File

@ -1435,8 +1435,8 @@ static void test_query_object(void)
handle = CreateFileA( "\\\\.\\mailslot", 0, 0, NULL, OPEN_EXISTING, 0, 0 );
ok( handle != INVALID_HANDLE_VALUE, "CreateFile failed (%d)\n", GetLastError() );
test_object_name( handle, L"\\Device\\Mailslot", FALSE );
test_object_type_todo( handle, L"File" );
test_object_name( handle, L"\\Device\\Mailslot", TRUE );
test_object_type( handle, L"File" );
test_file_info( handle );
pNtClose( handle );

117
server/mailslot.c
View File

@ -171,19 +171,23 @@ static const struct fd_ops mail_writer_fd_ops =
struct mailslot_device
{
struct object obj; /* object header */
struct fd *fd; /* pseudo-fd for ioctls */
struct namespace *mailslots; /* mailslot namespace */
};
struct mailslot_device_file
{
struct object obj; /* object header */
struct fd *fd; /* pseudo-fd for ioctls */
struct mailslot_device *device; /* mailslot device */
};
static void mailslot_device_dump( struct object *obj, int verbose );
static struct object_type *mailslot_device_get_type( struct object *obj );
static struct fd *mailslot_device_get_fd( struct object *obj );
static struct object *mailslot_device_lookup_name( struct object *obj, struct unicode_str *name,
unsigned int attr );
static struct object *mailslot_device_open_file( struct object *obj, unsigned int access,
unsigned int sharing, unsigned int options );
static void mailslot_device_destroy( struct object *obj );
static enum server_fd_type mailslot_device_get_fd_type( struct fd *fd );
static const struct object_ops mailslot_device_ops =
{
@ -195,7 +199,7 @@ static const struct object_ops mailslot_device_ops =
NULL, /* signaled */
no_satisfied, /* satisfied */
no_signal, /* signal */
mailslot_device_get_fd, /* get_fd */
no_get_fd, /* get_fd */
no_map_access, /* map_access */
default_get_sd, /* get_sd */
default_set_sd, /* set_sd */
@ -204,23 +208,51 @@ static const struct object_ops mailslot_device_ops =
default_unlink_name, /* unlink_name */
mailslot_device_open_file, /* open_file */
no_kernel_obj_list, /* get_kernel_obj_list */
fd_close_handle, /* close_handle */
no_close_handle, /* close_handle */
mailslot_device_destroy /* destroy */
};
static void mailslot_device_file_dump( struct object *obj, int verbose );
static struct fd *mailslot_device_file_get_fd( struct object *obj );
static void mailslot_device_file_destroy( struct object *obj );
static enum server_fd_type mailslot_device_file_get_fd_type( struct fd *fd );
static const struct object_ops mailslot_device_file_ops =
{
sizeof(struct mailslot_device_file), /* size */
mailslot_device_file_dump, /* dump */
file_get_type, /* get_type */
add_queue, /* add_queue */
remove_queue, /* remove_queue */
default_fd_signaled, /* signaled */
no_satisfied, /* satisfied */
no_signal, /* signal */
mailslot_device_file_get_fd, /* get_fd */
default_fd_map_access, /* map_access */
default_get_sd, /* get_sd */
default_set_sd, /* set_sd */
no_lookup_name, /* lookup_name */
no_link_name, /* link_name */
NULL, /* unlink_name */
no_open_file, /* open_file */
no_kernel_obj_list, /* get_kernel_obj_list */
fd_close_handle, /* close_handle */
mailslot_device_file_destroy /* destroy */
};
static const struct fd_ops mailslot_device_fd_ops =
{
default_fd_get_poll_events, /* get_poll_events */
default_poll_event, /* poll_event */
mailslot_device_get_fd_type, /* get_fd_type */
no_fd_read, /* read */
no_fd_write, /* write */
no_fd_flush, /* flush */
default_fd_get_file_info, /* get_file_info */
no_fd_get_volume_info, /* get_volume_info */
default_fd_ioctl, /* ioctl */
default_fd_queue_async, /* queue_async */
default_fd_reselect_async /* reselect_async */
default_fd_get_poll_events, /* get_poll_events */
default_poll_event, /* poll_event */
mailslot_device_file_get_fd_type, /* get_fd_type */
no_fd_read, /* read */
no_fd_write, /* write */
no_fd_flush, /* flush */
default_fd_get_file_info, /* get_file_info */
no_fd_get_volume_info, /* get_volume_info */
default_fd_ioctl, /* ioctl */
default_fd_queue_async, /* queue_async */
default_fd_reselect_async /* reselect_async */
};
static void mailslot_destroy( struct object *obj)
@ -357,12 +389,6 @@ static struct object_type *mailslot_device_get_type( struct object *obj )
return get_object_type( &str );
}
static struct fd *mailslot_device_get_fd( struct object *obj )
{
struct mailslot_device *device = (struct mailslot_device *)obj;
return (struct fd *)grab_object( device->fd );
}
static struct object *mailslot_device_lookup_name( struct object *obj, struct unicode_str *name,
unsigned int attr )
{
@ -382,22 +408,26 @@ static struct object *mailslot_device_lookup_name( struct object *obj, struct un
static struct object *mailslot_device_open_file( struct object *obj, unsigned int access,
unsigned int sharing, unsigned int options )
{
return grab_object( obj );
struct mailslot_device_file *file;
if (!(file = alloc_object( &mailslot_device_file_ops ))) return NULL;
file->device = (struct mailslot_device *)grab_object( obj );
if (!(file->fd = alloc_pseudo_fd( &mailslot_device_fd_ops, obj, options )))
{
release_object( file );
return NULL;
}
allow_fd_caching( file->fd );
return &file->obj;
}
static void mailslot_device_destroy( struct object *obj )
{
struct mailslot_device *device = (struct mailslot_device*)obj;
assert( obj->ops == &mailslot_device_ops );
if (device->fd) release_object( device->fd );
free( device->mailslots );
}
static enum server_fd_type mailslot_device_get_fd_type( struct fd *fd )
{
return FD_TYPE_DEVICE;
}
struct object *create_mailslot_device( struct object *root, const struct unicode_str *name )
{
struct mailslot_device *dev;
@ -406,8 +436,7 @@ struct object *create_mailslot_device( struct object *root, const struct unicode
get_error() != STATUS_OBJECT_NAME_EXISTS)
{
dev->mailslots = NULL;
if (!(dev->fd = alloc_pseudo_fd( &mailslot_device_fd_ops, &dev->obj, 0 )) ||
!(dev->mailslots = create_namespace( 7 )))
if (!(dev->mailslots = create_namespace( 7 )))
{
release_object( dev );
dev = NULL;
@ -416,6 +445,32 @@ struct object *create_mailslot_device( struct object *root, const struct unicode
return &dev->obj;
}
static void mailslot_device_file_dump( struct object *obj, int verbose )
{
struct mailslot_device_file *file = (struct mailslot_device_file *)obj;
fprintf( stderr, "File on mailslot device %p\n", file->device );
}
static struct fd *mailslot_device_file_get_fd( struct object *obj )
{
struct mailslot_device_file *file = (struct mailslot_device_file *)obj;
return (struct fd *)grab_object( file->fd );
}
static void mailslot_device_file_destroy( struct object *obj )
{
struct mailslot_device_file *file = (struct mailslot_device_file*)obj;
assert( obj->ops == &mailslot_device_file_ops );
if (file->fd) release_object( file->fd );
release_object( file->device );
}
static enum server_fd_type mailslot_device_file_get_fd_type( struct fd *fd )
{
return FD_TYPE_DEVICE;
}
static struct mailslot *create_mailslot( struct object *root,
const struct unicode_str *name, unsigned int attr,
int max_msgsize, timeout_t read_timeout,