donut snapshot
diff --git a/cmds/keystore/common.h b/cmds/keystore/common.h
new file mode 100644
index 0000000..a18114e
--- /dev/null
+++ b/cmds/keystore/common.h
@@ -0,0 +1,60 @@
+/*
+**
+** Copyright 2009, The Android Open Source Project
+**
+** 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.
+*/
+
+#ifndef __COMMON_H__
+#define __COMMON_H__
+
+#define SOCKET_PATH             "keystore"
+#define KEYSTORE_DIR            "/data/misc/keystore/"
+
+#define READ_TIMEOUT            3
+#define MAX_KEY_NAME_LENGTH     64
+#define MAX_NAMESPACE_LENGTH    MAX_KEY_NAME_LENGTH
+#define MAX_KEY_VALUE_LENGTH    4096
+
+#define BUFFER_MAX              MAX_KEY_VALUE_LENGTH
+
+typedef enum {
+    BOOTUP,
+    UNINITIALIZED,
+    LOCKED,
+    UNLOCKED,
+} KEYSTORE_STATE;
+
+typedef enum {
+    LOCK,
+    UNLOCK,
+    PASSWD,
+    GETSTATE,
+    LISTKEYS,
+    GET,
+    PUT,
+    REMOVE,
+    RESET,
+    MAX_OPCODE
+} KEYSTORE_OPCODE;
+
+typedef struct {
+    uint32_t  len;
+    union {
+        uint32_t  opcode;
+        uint32_t  retcode;
+    };
+    unsigned char data[BUFFER_MAX + 1];
+} LPC_MARSHAL;
+
+#endif