upload android base code part6

android/system/keymaster/operation_table.h

@@ -0,0 +1,55 @@
+/*
+ * Copyright (C) 2015 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 SYSTEM_KEYMASTER_OPERATION_TABLE_H
+#define SYSTEM_KEYMASTER_OPERATION_TABLE_H
+
+#include <keymaster/UniquePtr.h>
+
+#include <hardware/keymaster_defs.h>
+
+namespace keymaster {
+
+class KeymasterContext;
+class Operation;
+
+class OperationTable {
+  public:
+    explicit OperationTable(size_t table_size) : table_size_(table_size) {}
+
+    struct Entry {
+        Entry() {
+            handle = 0;
+            operation = NULL;
+        };
+        ~Entry();
+        keymaster_operation_handle_t handle;
+        Operation* operation;
+    };
+
+    keymaster_error_t Add(Operation* operation, const KeymasterContext& context,
+                          keymaster_operation_handle_t* op_handle);
+    Operation* Find(keymaster_operation_handle_t op_handle);
+    bool Delete(keymaster_operation_handle_t);
+
+  private:
+    UniquePtr<Entry[]> table_;
+    size_t table_size_;
+};
+
+}  // namespace keymaster
+
+#endif  // SYSTEM_KEYMASTER_OPERATION_TABLE_H