Andreas Huber | 1aec397 | 2016-08-26 09:26:32 -0700 | [diff] [blame] | 1 | /* |
| 2 | * Copyright (C) 2016 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 | |
Andreas Huber | 295ad30 | 2016-08-16 11:35:00 -0700 | [diff] [blame] | 17 | #include "GenericBinder.h" |
| 18 | |
Iliyan Malchev | a72e0d2 | 2016-09-09 11:03:08 -0700 | [diff] [blame] | 19 | #include <hidl-util/Formatter.h> |
Andreas Huber | 295ad30 | 2016-08-16 11:35:00 -0700 | [diff] [blame] | 20 | |
| 21 | namespace android { |
| 22 | |
| 23 | GenericBinder::GenericBinder() {} |
| 24 | |
| 25 | bool GenericBinder::isBinder() const { |
| 26 | return true; |
| 27 | } |
| 28 | |
Steven Moreland | 979e099 | 2016-09-07 09:18:08 -0700 | [diff] [blame] | 29 | void GenericBinder::addNamedTypesToSet(std::set<const FQName> &) const { |
| 30 | // do nothing |
| 31 | } |
| 32 | |
Andreas Huber | 295ad30 | 2016-08-16 11:35:00 -0700 | [diff] [blame] | 33 | std::string GenericBinder::getCppType( |
Steven Moreland | 979e099 | 2016-09-07 09:18:08 -0700 | [diff] [blame] | 34 | StorageMode mode, |
| 35 | std::string *extra, |
| 36 | bool specifyNamespaces) const { |
Andreas Huber | 295ad30 | 2016-08-16 11:35:00 -0700 | [diff] [blame] | 37 | extra->clear(); |
Steven Moreland | 979e099 | 2016-09-07 09:18:08 -0700 | [diff] [blame] | 38 | const std::string base = |
| 39 | std::string(specifyNamespaces ? "::android::" : "") |
| 40 | + "sp<" |
| 41 | + std::string(specifyNamespaces ? "::android::hardware::" : "") |
| 42 | + "IBinder>"; |
Andreas Huber | 295ad30 | 2016-08-16 11:35:00 -0700 | [diff] [blame] | 43 | |
| 44 | switch (mode) { |
| 45 | case StorageMode_Stack: |
| 46 | case StorageMode_Result: |
| 47 | return base; |
| 48 | |
| 49 | case StorageMode_Argument: |
| 50 | return "const " + base + "&"; |
| 51 | } |
| 52 | } |
| 53 | |
Andreas Huber | 4c865b7 | 2016-09-14 15:26:27 -0700 | [diff] [blame] | 54 | std::string GenericBinder::getJavaType( |
| 55 | std::string *extra, bool /* forInitializer */) const { |
| 56 | extra->clear(); |
Andreas Huber | 295ad30 | 2016-08-16 11:35:00 -0700 | [diff] [blame] | 57 | return "IHwBinder"; |
| 58 | } |
| 59 | |
| 60 | void GenericBinder::emitReaderWriter( |
| 61 | Formatter &out, |
| 62 | const std::string &name, |
| 63 | const std::string &parcelObj, |
| 64 | bool parcelObjIsPointer, |
| 65 | bool isReader, |
| 66 | ErrorMode mode) const { |
| 67 | const std::string parcelObjDeref = |
| 68 | parcelObj + (parcelObjIsPointer ? "->" : "."); |
| 69 | |
| 70 | if (isReader) { |
| 71 | out << "_hidl_err = "; |
| 72 | out << parcelObjDeref |
| 73 | << "readNullableStrongBinder(&" |
| 74 | << name |
| 75 | << ");\n"; |
| 76 | |
| 77 | handleError(out, mode); |
| 78 | } else { |
| 79 | out << "_hidl_err = "; |
| 80 | out << parcelObjDeref |
| 81 | << "writeStrongBinder(" |
| 82 | << name |
| 83 | << ");\n"; |
| 84 | |
| 85 | handleError(out, mode); |
| 86 | } |
| 87 | } |
| 88 | |
| 89 | void GenericBinder::emitJavaReaderWriter( |
| 90 | Formatter &out, |
| 91 | const std::string &parcelObj, |
| 92 | const std::string &argName, |
| 93 | bool isReader) const { |
| 94 | if (isReader) { |
| 95 | out << parcelObj |
| 96 | << ".readStrongBinder());\n"; |
| 97 | } else { |
| 98 | out << parcelObj |
| 99 | << ".writeStrongBinder(" |
| 100 | << argName |
| 101 | << " == null ? null : " |
| 102 | << argName |
| 103 | << ");\n"; |
| 104 | } |
| 105 | } |
| 106 | |
Zhuoyao Zhang | 864c771 | 2016-08-16 15:35:28 -0700 | [diff] [blame] | 107 | status_t GenericBinder::emitVtsAttributeType(Formatter &) const { |
Andreas Huber | 295ad30 | 2016-08-16 11:35:00 -0700 | [diff] [blame] | 108 | return UNKNOWN_ERROR; |
| 109 | } |
| 110 | |
| 111 | } // namespace android |