Jacek Caban : server: Add FileFsDeviceInformation implementation for named pipes.

[Alexandre Julliard]

Module: wine
Branch: master
Commit: 3f07c6e256d59f6564ffb6be09e0dffe7c09e061
URL:    http://source.winehq.org/git/wine.git/?a=commit;h=3f07c6e256d59f6564ffb6be09e0dffe7c09e061

Author: Jacek Caban <jacek at codeweavers.com>
Date:   Mon Oct  2 16:42:24 2017 +0200

server: Add FileFsDeviceInformation implementation for named pipes.

Signed-off-by: Jacek Caban <jacek at codeweavers.com>
Signed-off-by: Alexandre Julliard <julliard at winehq.org>

---

 dlls/ntdll/tests/pipe.c |  4 ----
 server/named_pipe.c     | 27 +++++++++++++++++++++++++--
 2 files changed, 25 insertions(+), 6 deletions(-)

diff --git a/dlls/ntdll/tests/pipe.c b/dlls/ntdll/tests/pipe.c
index c448526..897c44b 100644
--- a/dlls/ntdll/tests/pipe.c
+++ b/dlls/ntdll/tests/pipe.c
@@ -1115,25 +1115,21 @@ static void test_volume_info(void)
 
     memset( buffer, 0xaa, sizeof(buffer) );
     status = pNtQueryVolumeInformationFile( read, &iosb, buffer, sizeof(buffer), FileFsDeviceInformation );
-    todo_wine {
     ok( status == STATUS_SUCCESS, "NtQueryVolumeInformationFile failed: %x\n", status );
     ok( iosb.Information == sizeof(*device_info), "Information = %lu\n", iosb.Information );
     device_info = (FILE_FS_DEVICE_INFORMATION*)buffer;
     ok( device_info->DeviceType == FILE_DEVICE_NAMED_PIPE, "DeviceType = %u\n", device_info->DeviceType );
     ok( !(device_info->Characteristics & ~FILE_DEVICE_ALLOW_APPCONTAINER_TRAVERSAL),
         "Characteristics = %x\n", device_info->Characteristics );
-    }
 
     memset( buffer, 0xaa, sizeof(buffer) );
     status = pNtQueryVolumeInformationFile( write, &iosb, buffer, sizeof(buffer), FileFsDeviceInformation );
-    todo_wine {
     ok( status == STATUS_SUCCESS, "NtQueryVolumeInformationFile failed: %x\n", status );
     ok( iosb.Information == sizeof(*device_info), "Information = %lu\n", iosb.Information );
     device_info = (FILE_FS_DEVICE_INFORMATION*)buffer;
     ok( device_info->DeviceType == FILE_DEVICE_NAMED_PIPE, "DeviceType = %u\n", device_info->DeviceType );
     ok( !(device_info->Characteristics & ~FILE_DEVICE_ALLOW_APPCONTAINER_TRAVERSAL),
         "Characteristics = %x\n", device_info->Characteristics );
-    }
 
     CloseHandle( read );
     CloseHandle( write );
diff --git a/server/named_pipe.c b/server/named_pipe.c
index 6dd2fd6..d0ec38f 100644
--- a/server/named_pipe.c
+++ b/server/named_pipe.c
@@ -156,6 +156,7 @@ static const struct object_ops named_pipe_ops =
 static enum server_fd_type pipe_end_get_fd_type( struct fd *fd );
 static int pipe_end_read( struct fd *fd, struct async *async, file_pos_t pos );
 static int pipe_end_write( struct fd *fd, struct async *async_data, file_pos_t pos );
+static void pipe_end_get_volume_info( struct fd *fd, unsigned int info_class );
 static void pipe_end_queue_async( struct fd *fd, struct async *async, int type, int count );
 static void pipe_end_reselect_async( struct fd *fd, struct async_queue *queue );
 
@@ -196,7 +197,7 @@ static const struct fd_ops pipe_server_fd_ops =
     pipe_end_read,                /* read */
     pipe_end_write,               /* write */
     pipe_server_flush,            /* flush */
-    no_fd_get_volume_info,        /* get_volume_info */
+    pipe_end_get_volume_info,     /* get_volume_info */
     pipe_server_ioctl,            /* ioctl */
     pipe_end_queue_async,         /* queue_async */
     pipe_end_reselect_async       /* reselect_async */
@@ -240,7 +241,7 @@ static const struct fd_ops pipe_client_fd_ops =
     pipe_end_read,                /* read */
     pipe_end_write,               /* write */
     pipe_client_flush,            /* flush */
-    no_fd_get_volume_info,        /* get_volume_info */
+    pipe_end_get_volume_info,     /* get_volume_info */
     pipe_client_ioctl,            /* ioctl */
     pipe_end_queue_async,         /* queue_async */
     pipe_end_reselect_async       /* reselect_async */
@@ -685,6 +686,28 @@ static int pipe_client_flush( struct fd *fd, struct async *async )
     return use_server_io( pipe_end ) ? pipe_end_flush( pipe_end, async ) : 1;
 }
 
+static void pipe_end_get_volume_info( struct fd *fd, unsigned int info_class )
+{
+    switch (info_class)
+    {
+    case FileFsDeviceInformation:
+        {
+            static const FILE_FS_DEVICE_INFORMATION device_info =
+            {
+                FILE_DEVICE_NAMED_PIPE,
+                FILE_DEVICE_ALLOW_APPCONTAINER_TRAVERSAL
+            };
+            if (get_reply_max_size() >= sizeof(device_info))
+                set_reply_data( &device_info, sizeof(device_info) );
+            else
+                set_error( STATUS_BUFFER_TOO_SMALL );
+            break;
+        }
+    default:
+        set_error( STATUS_NOT_IMPLEMENTED );
+    }
+}
+
 static void message_queue_read( struct pipe_end *pipe_end, struct iosb *iosb )
 {
     struct pipe_message *message;