1 /*
2  * Copyright 2010, The Android Open Source Project
3  *
4  * Licensed under the Apache License, Version 2.0 (the "License");
5  * you may not use this file except in compliance with the License.
6  * You may obtain a copy of the License at
7  *
8  *     http://www.apache.org/licenses/LICENSE-2.0
9  *
10  * Unless required by applicable law or agreed to in writing, software
11  * distributed under the License is distributed on an "AS IS" BASIS,
12  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13  * See the License for the specific language governing permissions and
14  * limitations under the License.
15  */
16 
17 #ifndef _FRAMEWORKS_COMPILE_SLANG_SLANG_RS_EXPORT_ELEMENT_H_  // NOLINT
18 #define _FRAMEWORKS_COMPILE_SLANG_SLANG_RS_EXPORT_ELEMENT_H_
19 
20 #include <string>
21 
22 #include "clang/Lex/Token.h"
23 
24 #include "llvm/ADT/StringMap.h"
25 #include "llvm/ADT/StringRef.h"
26 
27 #include "slang_rs_export_type.h"
28 
29 namespace clang {
30   class Type;
31   class DeclaratorDecl;
32 }   // namespace clang
33 
34 namespace slang {
35 
36   class RSContext;
37   class RSExportType;
38 
39 class RSExportElement {
40   // This is a utility class for handling the RS_ELEMENT_ADD* marker
RSExportElement()41   RSExportElement() { }
42 
43   typedef struct {
44     DataType type;
45     bool normalized;
46     unsigned vsize;
47   } ElementInfo;
48 
49   typedef llvm::StringMap<const ElementInfo*> ElementInfoMapTy;
50 
51  private:
52   // Macro name <-> ElementInfo
53   static ElementInfoMapTy ElementInfoMap;
54 
55   static bool Initialized;
56 
57   static RSExportType *Create(RSContext *Context,
58                               const clang::Type *T,
59                               const ElementInfo *EI);
60 
61   static const ElementInfo *GetElementInfo(const llvm::StringRef &Name);
62 
63  public:
64   static void Init();
65 
66   static RSExportType *CreateFromDecl(RSContext *Context,
67                                       const clang::DeclaratorDecl *DD);
68 };
69 
70 }   // namespace slang
71 
72 #endif  // _FRAMEWORKS_COMPILE_SLANG_SLANG_RS_EXPORT_ELEMENT_H_  NOLINT
73