1 files changed, 53 insertions, 0 deletions
diff --git a/pkg/abi/linux/sem.go b/pkg/abi/linux/sem.go
new file mode 100644
index 000000000..f8d8debf1
--- /dev/null
+++ b/pkg/abi/linux/sem.go
@@ -0,0 +1,53 @@
+// Copyright 2018 Google Inc.
+//
+// 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
+
+// semctl Command Definitions. Source: //include/uapi/linux/sem.h
+const (
+	GETPID  = 11
+	GETVAL  = 12
+	GETALL  = 13
+	GETNCNT = 14
+	GETZCNT = 15
+	SETVAL  = 16
+	SETALL  = 17
+)
+
+// ipcs ctl cmds. Source: //include/uapi/linux/sem.h
+const (
+	SEM_STAT = 18
+	SEM_INFO = 19
+)
+
+const SEM_UNDO = 0x1000
+
+// SemidDS is equivalent to struct semid_ds.
+type SemidDS struct {
+	SemPerm   IPCPerm
+	SemOTime  TimeT
+	reserved1 uint32
+	SemCTime  TimeT
+	reserved2 uint32
+	SemNSems  uint32
+	reserved3 uint32
+	reserved4 uint32
+}
+
+// Sembuf is equivalent to struct sembuf.
+type Sembuf struct {
+	SemNum uint16
+	SemOp  int16
+	SemFlg int16
+}