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-rw-r--r--pkg/abi/linux/BUILD5
-rw-r--r--pkg/abi/linux/signalfd.go45
2 files changed, 49 insertions, 1 deletions
diff --git a/pkg/abi/linux/BUILD b/pkg/abi/linux/BUILD
index ba233b93f..f45934466 100644
--- a/pkg/abi/linux/BUILD
+++ b/pkg/abi/linux/BUILD
@@ -2,9 +2,11 @@
# Linux kernel. It should be used instead of syscall or golang.org/x/sys/unix
# when the host OS may not be Linux.
+load("@io_bazel_rules_go//go:def.bzl", "go_test")
+
package(licenses = ["notice"])
-load("//tools/go_stateify:defs.bzl", "go_library", "go_test")
+load("//tools/go_stateify:defs.bzl", "go_library")
go_library(
name = "linux",
@@ -44,6 +46,7 @@ go_library(
"sem.go",
"shm.go",
"signal.go",
+ "signalfd.go",
"socket.go",
"splice.go",
"tcp.go",
diff --git a/pkg/abi/linux/signalfd.go b/pkg/abi/linux/signalfd.go
new file mode 100644
index 000000000..85fad9956
--- /dev/null
+++ b/pkg/abi/linux/signalfd.go
@@ -0,0 +1,45 @@
+// Copyright 2019 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 linux
+
+const (
+ // SFD_NONBLOCK is a signalfd(2) flag.
+ SFD_NONBLOCK = 00004000
+
+ // SFD_CLOEXEC is a signalfd(2) flag.
+ SFD_CLOEXEC = 02000000
+)
+
+// SignalfdSiginfo is the siginfo encoding for signalfds.
+type SignalfdSiginfo struct {
+ Signo uint32
+ Errno int32
+ Code int32
+ PID uint32
+ UID uint32
+ FD int32
+ TID uint32
+ Band uint32
+ Overrun uint32
+ TrapNo uint32
+ Status int32
+ Int int32
+ Ptr uint64
+ UTime uint64
+ STime uint64
+ Addr uint64
+ AddrLSB uint16
+ _ [48]uint8
+}