From c1d656c8e447da8b499dbe4ecf85bd7b96a2685e Mon Sep 17 00:00:00 2001
From: Chong Cai <chongc@google.com>
Date: Wed, 25 Aug 2021 14:35:03 -0700
Subject: Remove quotedev device

PiperOrigin-RevId: 392982220
---
 pkg/sentry/devices/quotedev/BUILD       | 16 ----------
 pkg/sentry/devices/quotedev/quotedev.go | 52 ---------------------------------
 2 files changed, 68 deletions(-)
 delete mode 100644 pkg/sentry/devices/quotedev/BUILD
 delete mode 100644 pkg/sentry/devices/quotedev/quotedev.go

diff --git a/pkg/sentry/devices/quotedev/BUILD b/pkg/sentry/devices/quotedev/BUILD
deleted file mode 100644
index ee946610a..000000000
--- a/pkg/sentry/devices/quotedev/BUILD
+++ /dev/null
@@ -1,16 +0,0 @@
-load("//tools:defs.bzl", "go_library")
-
-licenses(["notice"])
-
-go_library(
-    name = "quotedev",
-    srcs = ["quotedev.go"],
-    visibility = ["//pkg/sentry:internal"],
-    deps = [
-        "//pkg/abi/linux",
-        "//pkg/context",
-        "//pkg/errors/linuxerr",
-        "//pkg/sentry/fsimpl/devtmpfs",
-        "//pkg/sentry/vfs",
-    ],
-)
diff --git a/pkg/sentry/devices/quotedev/quotedev.go b/pkg/sentry/devices/quotedev/quotedev.go
deleted file mode 100644
index 140856a4a..000000000
--- a/pkg/sentry/devices/quotedev/quotedev.go
+++ /dev/null
@@ -1,52 +0,0 @@
-// Copyright 2021 The gVisor Authors.
-//
-// Licensed under the Apache License, Version 2.0 (the "License");
-// you may not use this file except in compliance with the License.
-// You may obtain a copy of the License at
-//
-//     http://www.apache.org/licenses/LICENSE-2.0
-//
-// Unless required by applicable law or agreed to in writing, software
-// distributed under the License is distributed on an "AS IS" BASIS,
-// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
-// See the License for the specific language governing permissions and
-// limitations under the License.
-
-// Package quotedev implements a vfs.Device for /dev/gvisor_quote.
-package quotedev
-
-import (
-	"gvisor.dev/gvisor/pkg/abi/linux"
-	"gvisor.dev/gvisor/pkg/context"
-	"gvisor.dev/gvisor/pkg/errors/linuxerr"
-	"gvisor.dev/gvisor/pkg/sentry/fsimpl/devtmpfs"
-	"gvisor.dev/gvisor/pkg/sentry/vfs"
-)
-
-const (
-	quoteDevMinor = 0
-)
-
-// quoteDevice implements vfs.Device for /dev/gvisor_quote
-//
-// +stateify savable
-type quoteDevice struct{}
-
-// Open implements vfs.Device.Open.
-// TODO(b/157161182): Add support for attestation ioctls.
-func (quoteDevice) Open(ctx context.Context, mnt *vfs.Mount, vfsd *vfs.Dentry, opts vfs.OpenOptions) (*vfs.FileDescription, error) {
-	return nil, linuxerr.EIO
-}
-
-// Register registers all devices implemented by this package in vfsObj.
-func Register(vfsObj *vfs.VirtualFilesystem) error {
-	return vfsObj.RegisterDevice(vfs.CharDevice, linux.UNNAMED_MAJOR, quoteDevMinor, quoteDevice{}, &vfs.RegisterDeviceOptions{
-		GroupName: "gvisor_quote",
-	})
-}
-
-// CreateDevtmpfsFiles creates device special files in dev representing all
-// devices implemented by this package.
-func CreateDevtmpfsFiles(ctx context.Context, dev *devtmpfs.Accessor) error {
-	return dev.CreateDeviceFile(ctx, "gvisor_quote", vfs.CharDevice, linux.UNNAMED_MAJOR, quoteDevMinor, 0666 /* mode */)
-}
-- 
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