9 files changed, 94 insertions, 99 deletions
diff --git a/pkg/sentry/fsimpl/devpts/BUILD b/pkg/sentry/fsimpl/devpts/BUILD
deleted file mode 100644
index 585764223..000000000
--- a/pkg/sentry/fsimpl/devpts/BUILD
+++ /dev/null
@@ -1,43 +0,0 @@
-load("//tools:defs.bzl", "go_library", "go_test")
-
-licenses(["notice"])
-
-go_library(
-    name = "devpts",
-    srcs = [
-        "devpts.go",
-        "line_discipline.go",
-        "master.go",
-        "queue.go",
-        "slave.go",
-        "terminal.go",
-    ],
-    visibility = ["//pkg/sentry:internal"],
-    deps = [
-        "//pkg/abi/linux",
-        "//pkg/context",
-        "//pkg/safemem",
-        "//pkg/sentry/arch",
-        "//pkg/sentry/fsimpl/kernfs",
-        "//pkg/sentry/kernel",
-        "//pkg/sentry/kernel/auth",
-        "//pkg/sentry/unimpl",
-        "//pkg/sentry/vfs",
-        "//pkg/sync",
-        "//pkg/syserror",
-        "//pkg/usermem",
-        "//pkg/waiter",
-    ],
-)
-
-go_test(
-    name = "devpts_test",
-    size = "small",
-    srcs = ["devpts_test.go"],
-    library = ":devpts",
-    deps = [
-        "//pkg/abi/linux",
-        "//pkg/sentry/contexttest",
-        "//pkg/usermem",
-    ],
-)
diff --git a/pkg/sentry/fsimpl/devpts/devpts.go b/pkg/sentry/fsimpl/devpts/devpts.go
index c03c65445..c03c65445 100644..100755
--- a/pkg/sentry/fsimpl/devpts/devpts.go
+++ b/pkg/sentry/fsimpl/devpts/devpts.go
diff --git a/pkg/sentry/fsimpl/devpts/devpts_state_autogen.go b/pkg/sentry/fsimpl/devpts/devpts_state_autogen.go
new file mode 100755
index 000000000..90cd7937c
--- /dev/null
+++ b/pkg/sentry/fsimpl/devpts/devpts_state_autogen.go
@@ -0,0 +1,94 @@
+// automatically generated by stateify.
+
+package devpts
+
+import (
+	"gvisor.dev/gvisor/pkg/state"
+)
+
+func (x *lineDiscipline) beforeSave() {}
+func (x *lineDiscipline) save(m state.Map) {
+	x.beforeSave()
+	if !state.IsZeroValue(&x.masterWaiter) {
+		m.Failf("masterWaiter is %#v, expected zero", &x.masterWaiter)
+	}
+	if !state.IsZeroValue(&x.slaveWaiter) {
+		m.Failf("slaveWaiter is %#v, expected zero", &x.slaveWaiter)
+	}
+	m.Save("size", &x.size)
+	m.Save("inQueue", &x.inQueue)
+	m.Save("outQueue", &x.outQueue)
+	m.Save("termios", &x.termios)
+	m.Save("column", &x.column)
+}
+
+func (x *lineDiscipline) afterLoad() {}
+func (x *lineDiscipline) load(m state.Map) {
+	m.Load("size", &x.size)
+	m.Load("inQueue", &x.inQueue)
+	m.Load("outQueue", &x.outQueue)
+	m.Load("termios", &x.termios)
+	m.Load("column", &x.column)
+}
+
+func (x *outputQueueTransformer) beforeSave() {}
+func (x *outputQueueTransformer) save(m state.Map) {
+	x.beforeSave()
+}
+
+func (x *outputQueueTransformer) afterLoad() {}
+func (x *outputQueueTransformer) load(m state.Map) {
+}
+
+func (x *inputQueueTransformer) beforeSave() {}
+func (x *inputQueueTransformer) save(m state.Map) {
+	x.beforeSave()
+}
+
+func (x *inputQueueTransformer) afterLoad() {}
+func (x *inputQueueTransformer) load(m state.Map) {
+}
+
+func (x *queue) beforeSave() {}
+func (x *queue) save(m state.Map) {
+	x.beforeSave()
+	m.Save("readBuf", &x.readBuf)
+	m.Save("waitBuf", &x.waitBuf)
+	m.Save("waitBufLen", &x.waitBufLen)
+	m.Save("readable", &x.readable)
+	m.Save("transformer", &x.transformer)
+}
+
+func (x *queue) afterLoad() {}
+func (x *queue) load(m state.Map) {
+	m.Load("readBuf", &x.readBuf)
+	m.Load("waitBuf", &x.waitBuf)
+	m.Load("waitBufLen", &x.waitBufLen)
+	m.Load("readable", &x.readable)
+	m.Load("transformer", &x.transformer)
+}
+
+func (x *Terminal) beforeSave() {}
+func (x *Terminal) save(m state.Map) {
+	x.beforeSave()
+	m.Save("n", &x.n)
+	m.Save("ld", &x.ld)
+	m.Save("masterKTTY", &x.masterKTTY)
+	m.Save("slaveKTTY", &x.slaveKTTY)
+}
+
+func (x *Terminal) afterLoad() {}
+func (x *Terminal) load(m state.Map) {
+	m.Load("n", &x.n)
+	m.Load("ld", &x.ld)
+	m.Load("masterKTTY", &x.masterKTTY)
+	m.Load("slaveKTTY", &x.slaveKTTY)
+}
+
+func init() {
+	state.Register("pkg/sentry/fsimpl/devpts.lineDiscipline", (*lineDiscipline)(nil), state.Fns{Save: (*lineDiscipline).save, Load: (*lineDiscipline).load})
+	state.Register("pkg/sentry/fsimpl/devpts.outputQueueTransformer", (*outputQueueTransformer)(nil), state.Fns{Save: (*outputQueueTransformer).save, Load: (*outputQueueTransformer).load})
+	state.Register("pkg/sentry/fsimpl/devpts.inputQueueTransformer", (*inputQueueTransformer)(nil), state.Fns{Save: (*inputQueueTransformer).save, Load: (*inputQueueTransformer).load})
+	state.Register("pkg/sentry/fsimpl/devpts.queue", (*queue)(nil), state.Fns{Save: (*queue).save, Load: (*queue).load})
+	state.Register("pkg/sentry/fsimpl/devpts.Terminal", (*Terminal)(nil), state.Fns{Save: (*Terminal).save, Load: (*Terminal).load})
+}
diff --git a/pkg/sentry/fsimpl/devpts/devpts_test.go b/pkg/sentry/fsimpl/devpts/devpts_test.go
deleted file mode 100644
index b7c149047..000000000
--- a/pkg/sentry/fsimpl/devpts/devpts_test.go
+++ /dev/null
@@ -1,56 +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 devpts
-
-import (
-	"testing"
-
-	"gvisor.dev/gvisor/pkg/abi/linux"
-	"gvisor.dev/gvisor/pkg/sentry/contexttest"
-	"gvisor.dev/gvisor/pkg/usermem"
-)
-
-func TestSimpleMasterToSlave(t *testing.T) {
-	ld := newLineDiscipline(linux.DefaultSlaveTermios)
-	ctx := contexttest.Context(t)
-	inBytes := []byte("hello, tty\n")
-	src := usermem.BytesIOSequence(inBytes)
-	outBytes := make([]byte, 32)
-	dst := usermem.BytesIOSequence(outBytes)
-
-	// Write to the input queue.
-	nw, err := ld.inputQueueWrite(ctx, src)
-	if err != nil {
-		t.Fatalf("error writing to input queue: %v", err)
-	}
-	if nw != int64(len(inBytes)) {
-		t.Fatalf("wrote wrong length: got %d, want %d", nw, len(inBytes))
-	}
-
-	// Read from the input queue.
-	nr, err := ld.inputQueueRead(ctx, dst)
-	if err != nil {
-		t.Fatalf("error reading from input queue: %v", err)
-	}
-	if nr != int64(len(inBytes)) {
-		t.Fatalf("read wrong length: got %d, want %d", nr, len(inBytes))
-	}
-
-	outStr := string(outBytes[:nr])
-	inStr := string(inBytes)
-	if outStr != inStr {
-		t.Fatalf("written and read strings do not match: got %q, want %q", outStr, inStr)
-	}
-}
diff --git a/pkg/sentry/fsimpl/devpts/line_discipline.go b/pkg/sentry/fsimpl/devpts/line_discipline.go
index e201801d6..e201801d6 100644..100755
--- a/pkg/sentry/fsimpl/devpts/line_discipline.go
+++ b/pkg/sentry/fsimpl/devpts/line_discipline.go
diff --git a/pkg/sentry/fsimpl/devpts/master.go b/pkg/sentry/fsimpl/devpts/master.go
index 04a292927..04a292927 100644..100755
--- a/pkg/sentry/fsimpl/devpts/master.go
+++ b/pkg/sentry/fsimpl/devpts/master.go
diff --git a/pkg/sentry/fsimpl/devpts/queue.go b/pkg/sentry/fsimpl/devpts/queue.go
index 29a6be858..29a6be858 100644..100755
--- a/pkg/sentry/fsimpl/devpts/queue.go
+++ b/pkg/sentry/fsimpl/devpts/queue.go
diff --git a/pkg/sentry/fsimpl/devpts/slave.go b/pkg/sentry/fsimpl/devpts/slave.go
index 0a98dc896..0a98dc896 100644..100755
--- a/pkg/sentry/fsimpl/devpts/slave.go
+++ b/pkg/sentry/fsimpl/devpts/slave.go
diff --git a/pkg/sentry/fsimpl/devpts/terminal.go b/pkg/sentry/fsimpl/devpts/terminal.go
index b44e673d8..b44e673d8 100644..100755
--- a/pkg/sentry/fsimpl/devpts/terminal.go
+++ b/pkg/sentry/fsimpl/devpts/terminal.go