Andreas Huber | c9410c7 | 2016-07-28 12:18:40 -0700 | [diff] [blame] | 1 | #include "HandleType.h" |
| 2 | |
| 3 | #include "Formatter.h" |
| 4 | |
Andreas Huber | 2831d51 | 2016-08-15 09:33:47 -0700 | [diff] [blame] | 5 | #include <android-base/logging.h> |
| 6 | |
Andreas Huber | c9410c7 | 2016-07-28 12:18:40 -0700 | [diff] [blame] | 7 | namespace android { |
| 8 | |
| 9 | HandleType::HandleType() {} |
| 10 | |
Andreas Huber | e852c7d | 2016-08-09 13:12:18 -0700 | [diff] [blame] | 11 | std::string HandleType::getCppType(StorageMode, std::string *extra) const { |
Andreas Huber | 881227d | 2016-08-02 14:20:21 -0700 | [diff] [blame] | 12 | extra->clear(); |
| 13 | |
Andreas Huber | e852c7d | 2016-08-09 13:12:18 -0700 | [diff] [blame] | 14 | return "const ::native_handle_t*"; |
Andreas Huber | 881227d | 2016-08-02 14:20:21 -0700 | [diff] [blame] | 15 | } |
| 16 | |
Andreas Huber | 2831d51 | 2016-08-15 09:33:47 -0700 | [diff] [blame] | 17 | std::string HandleType::getJavaType() const { |
| 18 | CHECK(!"Should not be here"); |
| 19 | return std::string(); |
| 20 | } |
| 21 | |
Andreas Huber | 881227d | 2016-08-02 14:20:21 -0700 | [diff] [blame] | 22 | void HandleType::emitReaderWriter( |
| 23 | Formatter &out, |
| 24 | const std::string &name, |
| 25 | const std::string &parcelObj, |
| 26 | bool parcelObjIsPointer, |
| 27 | bool isReader, |
| 28 | ErrorMode mode) const { |
| 29 | const std::string parcelObjDeref = |
| 30 | parcelObj + (parcelObjIsPointer ? "->" : "."); |
| 31 | |
| 32 | if (isReader) { |
| 33 | out << name |
| 34 | << " = " |
Andreas Huber | e852c7d | 2016-08-09 13:12:18 -0700 | [diff] [blame] | 35 | << parcelObjDeref |
| 36 | << "readNativeHandleNoDup();\n\n"; |
Andreas Huber | 881227d | 2016-08-02 14:20:21 -0700 | [diff] [blame] | 37 | |
| 38 | out << "if (" |
| 39 | << name |
| 40 | << " == nullptr) {\n"; |
| 41 | |
| 42 | out.indent(); |
| 43 | |
Iliyan Malchev | 549e259 | 2016-08-10 08:59:12 -0700 | [diff] [blame] | 44 | out << "_hidl_err = ::android::UNKNOWN_ERROR;\n"; |
Andreas Huber | 881227d | 2016-08-02 14:20:21 -0700 | [diff] [blame] | 45 | handleError2(out, mode); |
| 46 | |
| 47 | out.unindent(); |
| 48 | out << "}\n\n"; |
| 49 | } else { |
Iliyan Malchev | 549e259 | 2016-08-10 08:59:12 -0700 | [diff] [blame] | 50 | out << "_hidl_err = "; |
Andreas Huber | 881227d | 2016-08-02 14:20:21 -0700 | [diff] [blame] | 51 | out << parcelObjDeref |
Andreas Huber | e852c7d | 2016-08-09 13:12:18 -0700 | [diff] [blame] | 52 | << "writeNativeHandleNoDup(" |
Andreas Huber | 881227d | 2016-08-02 14:20:21 -0700 | [diff] [blame] | 53 | << name |
Andreas Huber | e852c7d | 2016-08-09 13:12:18 -0700 | [diff] [blame] | 54 | << ");\n"; |
Andreas Huber | 881227d | 2016-08-02 14:20:21 -0700 | [diff] [blame] | 55 | |
| 56 | handleError(out, mode); |
| 57 | } |
| 58 | } |
| 59 | |
| 60 | void HandleType::emitReaderWriterEmbedded( |
| 61 | Formatter &out, |
| 62 | const std::string &name, |
| 63 | bool nameIsPointer, |
| 64 | const std::string &parcelObj, |
| 65 | bool parcelObjIsPointer, |
| 66 | bool isReader, |
| 67 | ErrorMode mode, |
| 68 | const std::string &parentName, |
| 69 | const std::string &offsetText) const { |
| 70 | if (isReader) { |
Iliyan Malchev | 549e259 | 2016-08-10 08:59:12 -0700 | [diff] [blame] | 71 | const std::string ptrName = "_hidl_" + name + "_ptr"; |
Andreas Huber | 881227d | 2016-08-02 14:20:21 -0700 | [diff] [blame] | 72 | |
| 73 | out << "const native_handle_t *" |
| 74 | << ptrName |
| 75 | << " = " |
| 76 | << parcelObj |
| 77 | << (parcelObjIsPointer ? "->" : ".") |
| 78 | << "readEmbeddedNativeHandle(\n"; |
| 79 | |
| 80 | out.indent(); |
| 81 | out.indent(); |
| 82 | |
| 83 | out << parentName |
| 84 | << ",\n" |
| 85 | << offsetText |
Andreas Huber | 881227d | 2016-08-02 14:20:21 -0700 | [diff] [blame] | 86 | << ");\n\n"; |
| 87 | |
| 88 | out.unindent(); |
| 89 | out.unindent(); |
| 90 | |
| 91 | out << "if (" |
| 92 | << ptrName |
| 93 | << " == nullptr) {\n"; |
| 94 | |
| 95 | out.indent(); |
Iliyan Malchev | 549e259 | 2016-08-10 08:59:12 -0700 | [diff] [blame] | 96 | out << "_hidl_err = ::android::UNKNOWN_ERROR;\n"; |
Andreas Huber | 881227d | 2016-08-02 14:20:21 -0700 | [diff] [blame] | 97 | handleError2(out, mode); |
| 98 | out.unindent(); |
| 99 | out << "}\n\n"; |
| 100 | } else { |
Iliyan Malchev | 549e259 | 2016-08-10 08:59:12 -0700 | [diff] [blame] | 101 | out << "_hidl_err = " |
Andreas Huber | 881227d | 2016-08-02 14:20:21 -0700 | [diff] [blame] | 102 | << parcelObj |
| 103 | << (parcelObjIsPointer ? "->" : ".") |
| 104 | << "writeEmbeddedNativeHandle(\n"; |
| 105 | |
| 106 | out.indent(); |
| 107 | out.indent(); |
| 108 | |
Andreas Huber | e852c7d | 2016-08-09 13:12:18 -0700 | [diff] [blame] | 109 | out << (nameIsPointer ? ("*" + name) : name) |
| 110 | << ",\n" |
Andreas Huber | 881227d | 2016-08-02 14:20:21 -0700 | [diff] [blame] | 111 | << parentName |
| 112 | << ",\n" |
| 113 | << offsetText |
Andreas Huber | 881227d | 2016-08-02 14:20:21 -0700 | [diff] [blame] | 114 | << ");\n\n"; |
| 115 | |
| 116 | out.unindent(); |
| 117 | out.unindent(); |
| 118 | |
| 119 | handleError(out, mode); |
| 120 | } |
| 121 | } |
| 122 | |
| 123 | bool HandleType::needsEmbeddedReadWrite() const { |
| 124 | return true; |
| 125 | } |
| 126 | |
Andreas Huber | 70a59e1 | 2016-08-16 12:57:01 -0700 | [diff] [blame] | 127 | bool HandleType::isJavaCompatible() const { |
| 128 | return false; |
| 129 | } |
| 130 | |
Andreas Huber | c9410c7 | 2016-07-28 12:18:40 -0700 | [diff] [blame] | 131 | } // namespace android |
| 132 | |