1 /* 2 * Copyright (C) 2010 Apple Inc. All rights reserved. 3 * 4 * Redistribution and use in source and binary forms, with or without 5 * modification, are permitted provided that the following conditions 6 * are met: 7 * 1. Redistributions of source code must retain the above copyright 8 * notice, this list of conditions and the following disclaimer. 9 * 2. Redistributions in binary form must reproduce the above copyright 10 * notice, this list of conditions and the following disclaimer in the 11 * documentation and/or other materials provided with the distribution. 12 * 13 * THIS SOFTWARE IS PROVIDED BY APPLE INC. AND ITS CONTRIBUTORS ``AS IS'' 14 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, 15 * THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR 16 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR ITS CONTRIBUTORS 17 * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR 18 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF 19 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS 20 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN 21 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) 22 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF 23 * THE POSSIBILITY OF SUCH DAMAGE. 24 */ 25 26 #ifndef Arguments_h 27 #define Arguments_h 28 29 #include "ArgumentDecoder.h" 30 #include "ArgumentEncoder.h" 31 #include <wtf/TypeTraits.h> 32 33 namespace CoreIPC { 34 35 struct Arguments0 { 36 typedef Arguments0 ValueType; 37 38 void encode(ArgumentEncoder*) const 39 { 40 } 41 42 static bool decode(ArgumentDecoder*, Arguments0&) 43 { 44 return true; 45 } 46 }; 47 48 inline Arguments0 In() 49 { 50 return Arguments0(); 51 } 52 53 inline Arguments0 Out() 54 { 55 return Arguments0(); 56 } 57 58 template<typename T1> struct Arguments1 { 59 typedef Arguments1<typename WTF::RemoveConst<typename WTF::RemoveReference<T1>::Type>::Type> ValueType; 60 61 Arguments1() 62 { 63 } 64 65 Arguments1(T1 t1) 66 : argument1(t1) 67 { 68 } 69 70 void encode(ArgumentEncoder* encoder) const 71 { 72 encoder->encode(argument1); 73 } 74 75 static bool decode(ArgumentDecoder* decoder, Arguments1& result) 76 { 77 return decoder->decode(result.argument1); 78 } 79 80 T1 argument1; 81 }; 82 83 template<typename T1> Arguments1<const T1&> In(const T1& t1) 84 { 85 return Arguments1<const T1&>(t1); 86 } 87 88 template<typename T1> Arguments1<T1&> Out(T1& t1) 89 { 90 return Arguments1<T1&>(t1); 91 } 92 93 template<typename T1, typename T2> struct Arguments2 : Arguments1<T1> { 94 typedef Arguments2<typename WTF::RemoveConst<typename WTF::RemoveReference<T1>::Type>::Type, 95 typename WTF::RemoveConst<typename WTF::RemoveReference<T2>::Type>::Type> ValueType; 96 97 Arguments2() 98 { 99 } 100 101 Arguments2(T1 t1, T2 t2) 102 : Arguments1<T1>(t1) 103 , argument2(t2) 104 { 105 } 106 107 void encode(ArgumentEncoder* encoder) const 108 { 109 Arguments1<T1>::encode(encoder); 110 encoder->encode(argument2); 111 } 112 113 static bool decode(ArgumentDecoder* decoder, Arguments2& result) 114 { 115 if (!Arguments1<T1>::decode(decoder, result)) 116 return false; 117 118 return decoder->decode(result.argument2); 119 } 120 121 T2 argument2; 122 }; 123 124 template<typename T1, typename T2> Arguments2<const T1&, const T2&> In(const T1& t1, const T2& t2) 125 { 126 return Arguments2<const T1&, const T2&>(t1, t2); 127 } 128 129 template<typename T1, typename T2> Arguments2<T1&, T2&> Out(T1& t1, T2& t2) 130 { 131 return Arguments2<T1&, T2&>(t1, t2); 132 } 133 134 template<typename T1, typename T2, typename T3> struct Arguments3 : Arguments2<T1, T2> { 135 typedef Arguments3<typename WTF::RemoveConst<typename WTF::RemoveReference<T1>::Type>::Type, 136 typename WTF::RemoveConst<typename WTF::RemoveReference<T2>::Type>::Type, 137 typename WTF::RemoveConst<typename WTF::RemoveReference<T3>::Type>::Type> ValueType; 138 139 Arguments3() 140 { 141 } 142 143 Arguments3(T1 t1, T2 t2, T3 t3) 144 : Arguments2<T1, T2>(t1, t2) 145 , argument3(t3) 146 { 147 } 148 149 void encode(ArgumentEncoder* encoder) const 150 { 151 Arguments2<T1, T2>::encode(encoder); 152 encoder->encode(argument3); 153 } 154 155 static bool decode(ArgumentDecoder* decoder, Arguments3& result) 156 { 157 if (!Arguments2<T1, T2>::decode(decoder, result)) 158 return false; 159 160 return decoder->decode(result.argument3); 161 } 162 163 T3 argument3; 164 }; 165 166 template<typename T1, typename T2, typename T3> Arguments3<const T1&, const T2&, const T3&> In(const T1& t1, const T2& t2, const T3 &t3) 167 { 168 return Arguments3<const T1&, const T2&, const T3&>(t1, t2, t3); 169 } 170 171 template<typename T1, typename T2, typename T3> Arguments3<T1&, T2&, T3&> Out(T1& t1, T2& t2, T3& t3) 172 { 173 return Arguments3<T1&, T2&, T3&>(t1, t2, t3); 174 } 175 176 template<typename T1, typename T2, typename T3, typename T4> struct Arguments4 : Arguments3<T1, T2, T3> { 177 typedef Arguments4<typename WTF::RemoveConst<typename WTF::RemoveReference<T1>::Type>::Type, 178 typename WTF::RemoveConst<typename WTF::RemoveReference<T2>::Type>::Type, 179 typename WTF::RemoveConst<typename WTF::RemoveReference<T3>::Type>::Type, 180 typename WTF::RemoveConst<typename WTF::RemoveReference<T4>::Type>::Type> ValueType; 181 182 Arguments4() 183 { 184 } 185 186 Arguments4(T1 t1, T2 t2, T3 t3, T4 t4) 187 : Arguments3<T1, T2, T3>(t1, t2, t3) 188 , argument4(t4) 189 { 190 } 191 192 void encode(ArgumentEncoder* encoder) const 193 { 194 Arguments3<T1, T2, T3>::encode(encoder); 195 encoder->encode(argument4); 196 } 197 198 static bool decode(ArgumentDecoder* decoder, Arguments4& result) 199 { 200 if (!Arguments3<T1, T2, T3>::decode(decoder, result)) 201 return false; 202 203 return decoder->decode(result.argument4); 204 } 205 206 T4 argument4; 207 }; 208 209 template<typename T1, typename T2, typename T3, typename T4> Arguments4<const T1&, const T2&, const T3&, const T4&> In(const T1& t1, const T2& t2, const T3 &t3, const T4& t4) 210 { 211 return Arguments4<const T1&, const T2&, const T3&, const T4&>(t1, t2, t3, t4); 212 } 213 214 template<typename T1, typename T2, typename T3, typename T4> Arguments4<T1&, T2&, T3&, T4&> Out(T1& t1, T2& t2, T3& t3, T4& t4) 215 { 216 return Arguments4<T1&, T2&, T3&, T4&>(t1, t2, t3, t4); 217 } 218 219 template<typename T1, typename T2, typename T3, typename T4, typename T5> struct Arguments5 : Arguments4<T1, T2, T3, T4> { 220 typedef Arguments5<typename WTF::RemoveConst<typename WTF::RemoveReference<T1>::Type>::Type, 221 typename WTF::RemoveConst<typename WTF::RemoveReference<T2>::Type>::Type, 222 typename WTF::RemoveConst<typename WTF::RemoveReference<T3>::Type>::Type, 223 typename WTF::RemoveConst<typename WTF::RemoveReference<T4>::Type>::Type, 224 typename WTF::RemoveConst<typename WTF::RemoveReference<T5>::Type>::Type> ValueType; 225 226 Arguments5() 227 { 228 } 229 230 Arguments5(T1 t1, T2 t2, T3 t3, T4 t4, T5 t5) 231 : Arguments4<T1, T2, T3, T4>(t1, t2, t3, t4) 232 , argument5(t5) 233 { 234 } 235 236 void encode(ArgumentEncoder* encoder) const 237 { 238 Arguments4<T1, T2, T3, T4>::encode(encoder); 239 encoder->encode(argument5); 240 } 241 242 static bool decode(ArgumentDecoder* decoder, Arguments5& result) 243 { 244 if (!Arguments4<T1, T2, T3, T4>::decode(decoder, result)) 245 return false; 246 247 return decoder->decode(result.argument5); 248 } 249 250 T5 argument5; 251 }; 252 253 template<typename T1, typename T2, typename T3, typename T4, typename T5> Arguments5<const T1&, const T2&, const T3&, const T4&, const T5&> In(const T1& t1, const T2& t2, const T3 &t3, const T4& t4, const T5& t5) 254 { 255 return Arguments5<const T1&, const T2&, const T3&, const T4&, const T5&>(t1, t2, t3, t4, t5); 256 } 257 258 template<typename T1, typename T2, typename T3, typename T4, typename T5> Arguments5<T1&, T2&, T3&, T4&, T5&> Out(T1& t1, T2& t2, T3& t3, T4& t4, T5& t5) 259 { 260 return Arguments5<T1&, T2&, T3&, T4&, T5&>(t1, t2, t3, t4, t5); 261 } 262 263 template<typename T1, typename T2, typename T3, typename T4, typename T5, typename T6> struct Arguments6 : Arguments5<T1, T2, T3, T4, T5> { 264 typedef Arguments6<typename WTF::RemoveConst<typename WTF::RemoveReference<T1>::Type>::Type, 265 typename WTF::RemoveConst<typename WTF::RemoveReference<T2>::Type>::Type, 266 typename WTF::RemoveConst<typename WTF::RemoveReference<T3>::Type>::Type, 267 typename WTF::RemoveConst<typename WTF::RemoveReference<T4>::Type>::Type, 268 typename WTF::RemoveConst<typename WTF::RemoveReference<T5>::Type>::Type, 269 typename WTF::RemoveConst<typename WTF::RemoveReference<T6>::Type>::Type> ValueType; 270 271 Arguments6() 272 { 273 } 274 275 Arguments6(T1 t1, T2 t2, T3 t3, T4 t4, T5 t5, T6 t6) 276 : Arguments5<T1, T2, T3, T4, T5>(t1, t2, t3, t4, t5) 277 , argument6(t6) 278 { 279 } 280 281 void encode(ArgumentEncoder* encoder) const 282 { 283 Arguments5<T1, T2, T3, T4, T5>::encode(encoder); 284 encoder->encode(argument6); 285 } 286 287 static bool decode(ArgumentDecoder* decoder, Arguments6& result) 288 { 289 if (!Arguments5<T1, T2, T3, T4, T5>::decode(decoder, result)) 290 return false; 291 292 return decoder->decode(result.argument6); 293 } 294 295 T6 argument6; 296 }; 297 298 template<typename T1, typename T2, typename T3, typename T4, typename T5, typename T6> Arguments6<const T1&, const T2&, const T3&, const T4&, const T5&, const T6&> In(const T1& t1, const T2& t2, const T3 &t3, const T4& t4, const T5& t5, const T6& t6) 299 { 300 return Arguments6<const T1&, const T2&, const T3&, const T4&, const T5&, const T6&>(t1, t2, t3, t4, t5, t6); 301 } 302 303 template<typename T1, typename T2, typename T3, typename T4, typename T5, typename T6> Arguments6<T1&, T2&, T3&, T4&, T5&, T6&> Out(T1& t1, T2& t2, T3& t3, T4& t4, T5& t5, T6& t6) 304 { 305 return Arguments6<T1&, T2&, T3&, T4&, T5&, T6&>(t1, t2, t3, t4, t5, t6); 306 } 307 308 template<typename T1, typename T2, typename T3, typename T4, typename T5, typename T6, typename T7> struct Arguments7 : Arguments6<T1, T2, T3, T4, T5, T6> { 309 typedef Arguments7<typename WTF::RemoveConst<typename WTF::RemoveReference<T1>::Type>::Type, 310 typename WTF::RemoveConst<typename WTF::RemoveReference<T2>::Type>::Type, 311 typename WTF::RemoveConst<typename WTF::RemoveReference<T3>::Type>::Type, 312 typename WTF::RemoveConst<typename WTF::RemoveReference<T4>::Type>::Type, 313 typename WTF::RemoveConst<typename WTF::RemoveReference<T5>::Type>::Type, 314 typename WTF::RemoveConst<typename WTF::RemoveReference<T6>::Type>::Type, 315 typename WTF::RemoveConst<typename WTF::RemoveReference<T7>::Type>::Type> ValueType; 316 317 Arguments7() 318 { 319 } 320 321 Arguments7(T1 t1, T2 t2, T3 t3, T4 t4, T5 t5, T6 t6, T7 t7) 322 : Arguments6<T1, T2, T3, T4, T5, T6>(t1, t2, t3, t4, t5, t6) 323 , argument7(t7) 324 { 325 } 326 327 void encode(ArgumentEncoder* encoder) const 328 { 329 Arguments6<T1, T2, T3, T4, T5, T6>::encode(encoder); 330 encoder->encode(argument7); 331 } 332 333 static bool decode(ArgumentDecoder* decoder, Arguments7& result) 334 { 335 if (!Arguments6<T1, T2, T3, T4, T5, T6>::decode(decoder, result)) 336 return false; 337 338 return decoder->decode(result.argument7); 339 } 340 341 T7 argument7; 342 }; 343 344 template<typename T1, typename T2, typename T3, typename T4, typename T5, typename T6, typename T7> Arguments7<const T1&, const T2&, const T3&, const T4&, const T5&, const T6&, const T7&> In(const T1& t1, const T2& t2, const T3 &t3, const T4& t4, const T5& t5, const T6& t6, const T7& t7) 345 { 346 return Arguments7<const T1&, const T2&, const T3&, const T4&, const T5&, const T6&, const T7&>(t1, t2, t3, t4, t5, t6, t7); 347 } 348 349 template<typename T1, typename T2, typename T3, typename T4, typename T5, typename T6, typename T7> Arguments7<T1&, T2&, T3&, T4&, T5&, T6&, T7&> Out(T1& t1, T2& t2, T3& t3, T4& t4, T5& t5, T6& t6, T7& t7) 350 { 351 return Arguments7<T1&, T2&, T3&, T4&, T5&, T6&, T7&>(t1, t2, t3, t4, t5, t6, t7); 352 } 353 354 template<typename T1, typename T2, typename T3, typename T4, typename T5, typename T6, typename T7, typename T8> struct Arguments8 : Arguments7<T1, T2, T3, T4, T5, T6, T7> { 355 typedef Arguments8<typename WTF::RemoveConst<typename WTF::RemoveReference<T1>::Type>::Type, 356 typename WTF::RemoveConst<typename WTF::RemoveReference<T2>::Type>::Type, 357 typename WTF::RemoveConst<typename WTF::RemoveReference<T3>::Type>::Type, 358 typename WTF::RemoveConst<typename WTF::RemoveReference<T4>::Type>::Type, 359 typename WTF::RemoveConst<typename WTF::RemoveReference<T5>::Type>::Type, 360 typename WTF::RemoveConst<typename WTF::RemoveReference<T6>::Type>::Type, 361 typename WTF::RemoveConst<typename WTF::RemoveReference<T7>::Type>::Type, 362 typename WTF::RemoveConst<typename WTF::RemoveReference<T8>::Type>::Type> ValueType; 363 364 Arguments8() { } 365 366 Arguments8(T1 t1, T2 t2, T3 t3, T4 t4, T5 t5, T6 t6, T7 t7, T8 t8) 367 : Arguments7<T1, T2, T3, T4, T5, T6, T7>(t1, t2, t3, t4, t5, t6, t7) 368 , argument8(t8) 369 { 370 } 371 372 void encode(ArgumentEncoder* encoder) const 373 { 374 Arguments7<T1, T2, T3, T4, T5, T6, T7>::encode(encoder); 375 encoder->encode(argument8); 376 } 377 378 static bool decode(ArgumentDecoder* decoder, Arguments8& result) 379 { 380 if (!Arguments7<T1, T2, T3, T4, T5, T6, T7>::decode(decoder, result)) 381 return false; 382 383 return decoder->decode(result.argument8); 384 } 385 386 T8 argument8; 387 }; 388 389 template<typename T1, typename T2, typename T3, typename T4, typename T5, typename T6, typename T7, typename T8> Arguments8<const T1&, const T2&, const T3&, const T4&, const T5&, const T6&, const T7&, const T8&> In(const T1& t1, const T2& t2, const T3 &t3, const T4& t4, const T5& t5, const T6& t6, const T7& t7, const T8& t8) 390 { 391 return Arguments8<const T1&, const T2&, const T3&, const T4&, const T5&, const T6&, const T7&, const T8&>(t1, t2, t3, t4, t5, t6, t7, t8); 392 } 393 394 template<typename T1, typename T2, typename T3, typename T4, typename T5, typename T6, typename T7, typename T8> Arguments8<T1&, T2&, T3&, T4&, T5&, T6&, T7&, T8&> Out(T1& t1, T2& t2, T3& t3, T4& t4, T5& t5, T6& t6, T7& t7, T8& t8) 395 { 396 return Arguments8<T1&, T2&, T3&, T4&, T5&, T6&, T7&, T8&>(t1, t2, t3, t4, t5, t6, t7, t8); 397 } 398 399 } // namespace CoreIPC 400 401 #endif // Arguments_h 402
