Andreas Huber | c9410c7 | 2016-07-28 12:18:40 -0700 | [diff] [blame] | 1 | #include "Type.h" |
| 2 | |
Andreas Huber | 881227d | 2016-08-02 14:20:21 -0700 | [diff] [blame] | 3 | #include "Formatter.h" |
Andreas Huber | 8d3ac0c | 2016-08-04 14:49:23 -0700 | [diff] [blame] | 4 | #include "ScalarType.h" |
Andreas Huber | 881227d | 2016-08-02 14:20:21 -0700 | [diff] [blame] | 5 | |
| 6 | #include <android-base/logging.h> |
| 7 | |
Andreas Huber | c9410c7 | 2016-07-28 12:18:40 -0700 | [diff] [blame] | 8 | namespace android { |
| 9 | |
| 10 | Type::Type() {} |
| 11 | Type::~Type() {} |
| 12 | |
Andreas Huber | 5345ec2 | 2016-07-29 13:33:27 -0700 | [diff] [blame] | 13 | bool Type::isScope() const { |
| 14 | return false; |
| 15 | } |
| 16 | |
Andreas Huber | a2723d2 | 2016-07-29 15:36:07 -0700 | [diff] [blame] | 17 | bool Type::isInterface() const { |
| 18 | return false; |
| 19 | } |
| 20 | |
Andreas Huber | 8d3ac0c | 2016-08-04 14:49:23 -0700 | [diff] [blame] | 21 | bool Type::isEnum() const { |
| 22 | return false; |
| 23 | } |
| 24 | |
| 25 | bool Type::isTypeDef() const { |
| 26 | return false; |
| 27 | } |
| 28 | |
Andreas Huber | 737080b | 2016-08-02 15:38:04 -0700 | [diff] [blame] | 29 | const ScalarType *Type::resolveToScalarType() const { |
| 30 | return NULL; |
| 31 | } |
| 32 | |
Andreas Huber | 8d3ac0c | 2016-08-04 14:49:23 -0700 | [diff] [blame] | 33 | bool Type::isValidEnumStorageType() const { |
| 34 | const ScalarType *scalarType = resolveToScalarType(); |
| 35 | |
| 36 | if (scalarType == NULL) { |
| 37 | return false; |
| 38 | } |
| 39 | |
| 40 | return scalarType->isValidEnumStorageType(); |
| 41 | } |
| 42 | |
Andreas Huber | 881227d | 2016-08-02 14:20:21 -0700 | [diff] [blame] | 43 | std::string Type::getCppType(StorageMode, std::string *) const { |
| 44 | CHECK(!"Should not be here"); |
| 45 | return std::string(); |
| 46 | } |
| 47 | |
Andreas Huber | 2831d51 | 2016-08-15 09:33:47 -0700 | [diff] [blame^] | 48 | std::string Type::getJavaSuffix() const { |
| 49 | CHECK(!"Should not be here"); |
| 50 | return std::string(); |
| 51 | } |
| 52 | |
Andreas Huber | 881227d | 2016-08-02 14:20:21 -0700 | [diff] [blame] | 53 | void Type::emitReaderWriter( |
| 54 | Formatter &, |
| 55 | const std::string &, |
| 56 | const std::string &, |
| 57 | bool, |
| 58 | bool, |
| 59 | ErrorMode) const { |
| 60 | CHECK(!"Should not be here"); |
| 61 | } |
| 62 | |
| 63 | void Type::emitReaderWriterEmbedded( |
| 64 | Formatter &, |
| 65 | const std::string &, |
| 66 | bool, |
| 67 | const std::string &, |
| 68 | bool, |
| 69 | bool, |
| 70 | ErrorMode, |
| 71 | const std::string &, |
| 72 | const std::string &) const { |
| 73 | CHECK(!"Should not be here"); |
| 74 | } |
| 75 | |
Andreas Huber | 2831d51 | 2016-08-15 09:33:47 -0700 | [diff] [blame^] | 76 | void Type::emitJavaReaderWriter( |
| 77 | Formatter &out, |
| 78 | const std::string &parcelObj, |
| 79 | const std::string &argName, |
| 80 | bool isReader) const { |
| 81 | emitJavaReaderWriterWithSuffix( |
| 82 | out, |
| 83 | parcelObj, |
| 84 | argName, |
| 85 | isReader, |
| 86 | getJavaSuffix(), |
| 87 | "" /* extra */); |
| 88 | } |
| 89 | |
Andreas Huber | 881227d | 2016-08-02 14:20:21 -0700 | [diff] [blame] | 90 | void Type::handleError(Formatter &out, ErrorMode mode) const { |
| 91 | switch (mode) { |
| 92 | case ErrorMode_Ignore: |
| 93 | { |
Iliyan Malchev | 549e259 | 2016-08-10 08:59:12 -0700 | [diff] [blame] | 94 | out << "/* _hidl_err ignored! */\n\n"; |
Andreas Huber | 881227d | 2016-08-02 14:20:21 -0700 | [diff] [blame] | 95 | break; |
| 96 | } |
| 97 | |
| 98 | case ErrorMode_Goto: |
| 99 | { |
Iliyan Malchev | 549e259 | 2016-08-10 08:59:12 -0700 | [diff] [blame] | 100 | out << "if (_hidl_err != ::android::OK) { goto _hidl_error; }\n\n"; |
Andreas Huber | 881227d | 2016-08-02 14:20:21 -0700 | [diff] [blame] | 101 | break; |
| 102 | } |
| 103 | |
| 104 | case ErrorMode_Break: |
| 105 | { |
Iliyan Malchev | 549e259 | 2016-08-10 08:59:12 -0700 | [diff] [blame] | 106 | out << "if (_hidl_err != ::android::OK) { break; }\n\n"; |
Andreas Huber | 881227d | 2016-08-02 14:20:21 -0700 | [diff] [blame] | 107 | break; |
| 108 | } |
Andreas Huber | 737080b | 2016-08-02 15:38:04 -0700 | [diff] [blame] | 109 | |
| 110 | case ErrorMode_Return: |
| 111 | { |
Iliyan Malchev | 549e259 | 2016-08-10 08:59:12 -0700 | [diff] [blame] | 112 | out << "if (_hidl_err != ::android::OK) { return _hidl_err; }\n\n"; |
Andreas Huber | 737080b | 2016-08-02 15:38:04 -0700 | [diff] [blame] | 113 | break; |
| 114 | } |
Andreas Huber | 881227d | 2016-08-02 14:20:21 -0700 | [diff] [blame] | 115 | } |
| 116 | } |
| 117 | |
| 118 | void Type::handleError2(Formatter &out, ErrorMode mode) const { |
| 119 | switch (mode) { |
| 120 | case ErrorMode_Goto: |
| 121 | { |
Iliyan Malchev | 549e259 | 2016-08-10 08:59:12 -0700 | [diff] [blame] | 122 | out << "goto _hidl_error;\n"; |
Andreas Huber | 881227d | 2016-08-02 14:20:21 -0700 | [diff] [blame] | 123 | break; |
| 124 | } |
Andreas Huber | 737080b | 2016-08-02 15:38:04 -0700 | [diff] [blame] | 125 | |
Andreas Huber | 881227d | 2016-08-02 14:20:21 -0700 | [diff] [blame] | 126 | case ErrorMode_Break: |
| 127 | { |
| 128 | out << "break;\n"; |
| 129 | break; |
| 130 | } |
Andreas Huber | 737080b | 2016-08-02 15:38:04 -0700 | [diff] [blame] | 131 | |
Andreas Huber | 881227d | 2016-08-02 14:20:21 -0700 | [diff] [blame] | 132 | case ErrorMode_Ignore: |
| 133 | { |
Iliyan Malchev | 549e259 | 2016-08-10 08:59:12 -0700 | [diff] [blame] | 134 | out << "/* ignoring _hidl_error! */"; |
Andreas Huber | 881227d | 2016-08-02 14:20:21 -0700 | [diff] [blame] | 135 | break; |
| 136 | } |
Andreas Huber | 737080b | 2016-08-02 15:38:04 -0700 | [diff] [blame] | 137 | |
| 138 | case ErrorMode_Return: |
| 139 | { |
Iliyan Malchev | 549e259 | 2016-08-10 08:59:12 -0700 | [diff] [blame] | 140 | out << "return _hidl_err;\n"; |
Andreas Huber | 737080b | 2016-08-02 15:38:04 -0700 | [diff] [blame] | 141 | break; |
| 142 | } |
Andreas Huber | 881227d | 2016-08-02 14:20:21 -0700 | [diff] [blame] | 143 | } |
| 144 | } |
| 145 | |
| 146 | void Type::emitReaderWriterEmbeddedForTypeName( |
| 147 | Formatter &out, |
| 148 | const std::string &name, |
| 149 | bool nameIsPointer, |
| 150 | const std::string &parcelObj, |
| 151 | bool parcelObjIsPointer, |
| 152 | bool isReader, |
| 153 | ErrorMode mode, |
| 154 | const std::string &parentName, |
| 155 | const std::string &offsetText, |
| 156 | const std::string &typeName, |
| 157 | const std::string &childName) const { |
| 158 | const std::string parcelObjDeref = |
| 159 | parcelObjIsPointer ? ("*" + parcelObj) : parcelObj; |
| 160 | |
| 161 | const std::string parcelObjPointer = |
| 162 | parcelObjIsPointer ? parcelObj : ("&" + parcelObj); |
| 163 | |
| 164 | const std::string nameDeref = name + (nameIsPointer ? "->" : "."); |
| 165 | const std::string namePointer = nameIsPointer ? name : ("&" + name); |
| 166 | |
Iliyan Malchev | 549e259 | 2016-08-10 08:59:12 -0700 | [diff] [blame] | 167 | out << "_hidl_err = "; |
Andreas Huber | 881227d | 2016-08-02 14:20:21 -0700 | [diff] [blame] | 168 | |
| 169 | if (isReader) { |
| 170 | out << "const_cast<" |
| 171 | << typeName |
| 172 | << " *>(" |
| 173 | << namePointer |
| 174 | << ")->readEmbeddedFromParcel(\n"; |
| 175 | } else { |
| 176 | out << nameDeref |
| 177 | << "writeEmbeddedToParcel(\n"; |
| 178 | } |
| 179 | |
| 180 | out.indent(); |
| 181 | out.indent(); |
| 182 | |
| 183 | out << (isReader ? parcelObjDeref : parcelObjPointer) |
| 184 | << ",\n" |
| 185 | << parentName |
| 186 | << ",\n" |
| 187 | << offsetText; |
| 188 | |
| 189 | if (!childName.empty()) { |
| 190 | out << ", &" |
| 191 | << childName; |
| 192 | } |
| 193 | |
| 194 | out << ");\n\n"; |
| 195 | |
| 196 | out.unindent(); |
| 197 | out.unindent(); |
| 198 | |
| 199 | handleError(out, mode); |
| 200 | } |
| 201 | |
| 202 | status_t Type::emitTypeDeclarations(Formatter &) const { |
| 203 | return OK; |
| 204 | } |
| 205 | |
| 206 | status_t Type::emitTypeDefinitions( |
| 207 | Formatter &, const std::string) const { |
| 208 | return OK; |
| 209 | } |
| 210 | |
Andreas Huber | 2831d51 | 2016-08-15 09:33:47 -0700 | [diff] [blame^] | 211 | status_t Type::emitJavaTypeDeclarations(Formatter &) const { |
| 212 | return OK; |
| 213 | } |
| 214 | |
Andreas Huber | 881227d | 2016-08-02 14:20:21 -0700 | [diff] [blame] | 215 | bool Type::needsEmbeddedReadWrite() const { |
| 216 | return false; |
| 217 | } |
| 218 | |
| 219 | bool Type::resultNeedsDeref() const { |
| 220 | return false; |
| 221 | } |
| 222 | |
| 223 | std::string Type::getCppType(std::string *extra) const { |
| 224 | return getCppType(StorageMode_Stack, extra); |
| 225 | } |
| 226 | |
| 227 | std::string Type::getCppResultType(std::string *extra) const { |
| 228 | return getCppType(StorageMode_Result, extra); |
| 229 | } |
| 230 | |
| 231 | std::string Type::getCppArgumentType(std::string *extra) const { |
| 232 | return getCppType(StorageMode_Argument, extra); |
| 233 | } |
| 234 | |
Andreas Huber | 2831d51 | 2016-08-15 09:33:47 -0700 | [diff] [blame^] | 235 | void Type::emitJavaReaderWriterWithSuffix( |
| 236 | Formatter &out, |
| 237 | const std::string &parcelObj, |
| 238 | const std::string &argName, |
| 239 | bool isReader, |
| 240 | const std::string &suffix, |
| 241 | const std::string &extra) const { |
| 242 | out << parcelObj |
| 243 | << "." |
| 244 | << (isReader ? "read" : "write") |
| 245 | << suffix |
| 246 | << "("; |
| 247 | |
| 248 | if (isReader) { |
| 249 | out << extra; |
| 250 | } else { |
| 251 | out << (extra.empty() ? "" : (extra + ", ")); |
| 252 | out << argName; |
| 253 | } |
| 254 | |
| 255 | out << ");\n"; |
| 256 | } |
| 257 | |
Andreas Huber | c9410c7 | 2016-07-28 12:18:40 -0700 | [diff] [blame] | 258 | } // namespace android |
| 259 | |