From 0e2f1b7abd219f39d67cc2cecd00c441a13eeb29 Mon Sep 17 00:00:00 2001
From: Adin Scannell <ascannell@google.com>
Date: Mon, 27 Jan 2020 15:17:58 -0800
Subject: Update package locations.

Because the abi will depend on the core types for marshalling (usermem,
context, safemem, safecopy), these need to be flattened from the sentry
directory. These packages contain no sentry-specific details.

PiperOrigin-RevId: 291811289
---
 pkg/sentry/usermem/bytes_io_unsafe.go | 47 -----------------------------------
 1 file changed, 47 deletions(-)
 delete mode 100644 pkg/sentry/usermem/bytes_io_unsafe.go

(limited to 'pkg/sentry/usermem/bytes_io_unsafe.go')

diff --git a/pkg/sentry/usermem/bytes_io_unsafe.go b/pkg/sentry/usermem/bytes_io_unsafe.go
deleted file mode 100644
index fca5952f4..000000000
--- a/pkg/sentry/usermem/bytes_io_unsafe.go
+++ /dev/null
@@ -1,47 +0,0 @@
-// Copyright 2018 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 usermem
-
-import (
-	"sync/atomic"
-	"unsafe"
-
-	"gvisor.dev/gvisor/pkg/atomicbitops"
-	"gvisor.dev/gvisor/pkg/sentry/context"
-)
-
-// SwapUint32 implements IO.SwapUint32.
-func (b *BytesIO) SwapUint32(ctx context.Context, addr Addr, new uint32, opts IOOpts) (uint32, error) {
-	if _, rngErr := b.rangeCheck(addr, 4); rngErr != nil {
-		return 0, rngErr
-	}
-	return atomic.SwapUint32((*uint32)(unsafe.Pointer(&b.Bytes[int(addr)])), new), nil
-}
-
-// CompareAndSwapUint32 implements IO.CompareAndSwapUint32.
-func (b *BytesIO) CompareAndSwapUint32(ctx context.Context, addr Addr, old, new uint32, opts IOOpts) (uint32, error) {
-	if _, rngErr := b.rangeCheck(addr, 4); rngErr != nil {
-		return 0, rngErr
-	}
-	return atomicbitops.CompareAndSwapUint32((*uint32)(unsafe.Pointer(&b.Bytes[int(addr)])), old, new), nil
-}
-
-// LoadUint32 implements IO.LoadUint32.
-func (b *BytesIO) LoadUint32(ctx context.Context, addr Addr, opts IOOpts) (uint32, error) {
-	if _, err := b.rangeCheck(addr, 4); err != nil {
-		return 0, err
-	}
-	return atomic.LoadUint32((*uint32)(unsafe.Pointer(&b.Bytes[int(addr)]))), nil
-}
-- 
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