1 /************************************************************** 2 * 3 * Licensed to the Apache Software Foundation (ASF) under one 4 * or more contributor license agreements. See the NOTICE file 5 * distributed with this work for additional information 6 * regarding copyright ownership. The ASF licenses this file 7 * to you under the Apache License, Version 2.0 (the 8 * "License"); you may not use this file except in compliance 9 * with the License. You may obtain a copy of the License at 10 * 11 * http://www.apache.org/licenses/LICENSE-2.0 12 * 13 * Unless required by applicable law or agreed to in writing, 14 * software distributed under the License is distributed on an 15 * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY 16 * KIND, either express or implied. See the License for the 17 * specific language governing permissions and limitations 18 * under the License. 19 * 20 *************************************************************/ 21 22 23 24 // MARKER(update_precomp.py): autogen include statement, do not remove 25 #include "precompiled_bridges.hxx" 26 27 #include <exception> 28 #include <typeinfo> 29 #include <stdio.h> 30 #include <stdlib.h> 31 #include <string.h> 32 33 #include "rtl/alloc.h" 34 #include "rtl/ustrbuf.hxx" 35 36 #include <com/sun/star/uno/genfunc.hxx> 37 #include "com/sun/star/uno/RuntimeException.hpp" 38 #include <uno/data.h> 39 40 #include <bridges/cpp_uno/shared/bridge.hxx> 41 #include <bridges/cpp_uno/shared/types.hxx> 42 #include "bridges/cpp_uno/shared/unointerfaceproxy.hxx" 43 #include "bridges/cpp_uno/shared/vtables.hxx" 44 45 #include "abi.hxx" 46 #include "share.hxx" 47 48 using namespace ::rtl; 49 using namespace ::com::sun::star::uno; 50 51 //================================================================================================== 52 static void callVirtualMethod(void * pThis, sal_uInt32 nVtableIndex, 53 void * pRegisterReturn, typelib_TypeDescriptionReference * pReturnTypeRef, bool bSimpleReturn, 54 sal_uInt64 *pStack, sal_uInt32 nStack, 55 sal_uInt64 *pGPR, sal_uInt32 nGPR, 56 double *pFPR, sal_uInt32 nFPR) __attribute__((noinline)); 57 58 static void callVirtualMethod(void * pThis, sal_uInt32 nVtableIndex, 59 void * pRegisterReturn, typelib_TypeDescriptionReference * pReturnTypeRef, bool bSimpleReturn, 60 sal_uInt64 *pStack, sal_uInt32 nStack, 61 sal_uInt64 *pGPR, sal_uInt32 nGPR, 62 double *pFPR, sal_uInt32 nFPR) 63 { 64 #if OSL_DEBUG_LEVEL > 1 65 // Let's figure out what is really going on here 66 { 67 fprintf( stderr, "= callVirtualMethod() =\nGPR's (%d): ", nGPR ); 68 for ( unsigned int i = 0; i < nGPR; ++i ) 69 fprintf( stderr, "0x%lx, ", pGPR[i] ); 70 fprintf( stderr, "\nFPR's (%d): ", nFPR ); 71 for ( unsigned int i = 0; i < nFPR; ++i ) 72 fprintf( stderr, "%f, ", pFPR[i] ); 73 fprintf( stderr, "\nStack (%d): ", nStack ); 74 for ( unsigned int i = 0; i < nStack; ++i ) 75 fprintf( stderr, "0x%lx, ", pStack[i] ); 76 fprintf( stderr, "\n" ); 77 } 78 #endif 79 80 // The call instruction within the asm section of callVirtualMethod may throw 81 // exceptions. So that the compiler handles this correctly, it is important 82 // that (a) callVirtualMethod might call dummy_can_throw_anything (although this 83 // never happens at runtime), which in turn can throw exceptions, and (b) 84 // callVirtualMethod is not inlined at its call site (so that any exceptions are 85 // caught which are thrown from the instruction calling callVirtualMethod): 86 if ( !pThis ) 87 CPPU_CURRENT_NAMESPACE::dummy_can_throw_anything( "xxx" ); // address something 88 89 // Should not happen, but... 90 if ( nFPR > x86_64::MAX_SSE_REGS ) 91 nFPR = x86_64::MAX_SSE_REGS; 92 if ( nGPR > x86_64::MAX_GPR_REGS ) 93 nGPR = x86_64::MAX_GPR_REGS; 94 95 // Get pointer to method 96 sal_uInt64 pMethod = *((sal_uInt64 *)pThis); 97 pMethod += 8 * nVtableIndex; 98 pMethod = *((sal_uInt64 *)pMethod); 99 100 // Load parameters to stack, if necessary 101 if ( nStack ) 102 { 103 // 16-bytes aligned 104 sal_uInt32 nStackBytes = ( ( nStack + 1 ) >> 1 ) * 16; 105 sal_uInt64 *pCallStack = (sal_uInt64 *) __builtin_alloca( nStackBytes ); 106 memcpy( pCallStack, pStack, nStackBytes ); 107 } 108 109 // Return values 110 sal_uInt64 rax; 111 sal_uInt64 rdx; 112 double xmm0; 113 double xmm1; 114 115 asm volatile ( 116 117 // Fill the xmm registers 118 "movq %2, %%rax\n\t" 119 120 "movsd (%%rax), %%xmm0\n\t" 121 "movsd 8(%%rax), %%xmm1\n\t" 122 "movsd 16(%%rax), %%xmm2\n\t" 123 "movsd 24(%%rax), %%xmm3\n\t" 124 "movsd 32(%%rax), %%xmm4\n\t" 125 "movsd 40(%%rax), %%xmm5\n\t" 126 "movsd 48(%%rax), %%xmm6\n\t" 127 "movsd 56(%%rax), %%xmm7\n\t" 128 129 // Fill the general purpose registers 130 "movq %1, %%rax\n\t" 131 132 "movq (%%rax), %%rdi\n\t" 133 "movq 8(%%rax), %%rsi\n\t" 134 "movq 16(%%rax), %%rdx\n\t" 135 "movq 24(%%rax), %%rcx\n\t" 136 "movq 32(%%rax), %%r8\n\t" 137 "movq 40(%%rax), %%r9\n\t" 138 139 // Perform the call 140 "movq %0, %%r11\n\t" 141 "movq %3, %%rax\n\t" 142 "call *%%r11\n\t" 143 144 // Fill the return values 145 "movq %%rax, %4\n\t" 146 "movq %%rdx, %5\n\t" 147 "movsd %%xmm0, %6\n\t" 148 "movsd %%xmm1, %7\n\t" 149 : 150 : "m" ( pMethod ), "m" ( pGPR ), "m" ( pFPR ), "m" ( nFPR ), 151 "m" ( rax ), "m" ( rdx ), "m" ( xmm0 ), "m" ( xmm1 ) 152 : "rax", "rdi", "rsi", "rdx", "rcx", "r8", "r9", "r11", 153 "xmm0", "xmm1", "xmm2", "xmm3", "xmm4", "xmm5", "xmm6", "xmm7" 154 ); 155 156 switch (pReturnTypeRef->eTypeClass) 157 { 158 case typelib_TypeClass_HYPER: 159 case typelib_TypeClass_UNSIGNED_HYPER: 160 *reinterpret_cast<sal_uInt64 *>( pRegisterReturn ) = rax; 161 break; 162 case typelib_TypeClass_LONG: 163 case typelib_TypeClass_UNSIGNED_LONG: 164 case typelib_TypeClass_ENUM: 165 *reinterpret_cast<sal_uInt32 *>( pRegisterReturn ) = *reinterpret_cast<sal_uInt32*>( &rax ); 166 break; 167 case typelib_TypeClass_CHAR: 168 case typelib_TypeClass_SHORT: 169 case typelib_TypeClass_UNSIGNED_SHORT: 170 *reinterpret_cast<sal_uInt16 *>( pRegisterReturn ) = *reinterpret_cast<sal_uInt16*>( &rax ); 171 break; 172 case typelib_TypeClass_BOOLEAN: 173 case typelib_TypeClass_BYTE: 174 *reinterpret_cast<sal_uInt8 *>( pRegisterReturn ) = *reinterpret_cast<sal_uInt8*>( &rax ); 175 break; 176 case typelib_TypeClass_FLOAT: 177 case typelib_TypeClass_DOUBLE: 178 *reinterpret_cast<double *>( pRegisterReturn ) = xmm0; 179 break; 180 default: 181 { 182 sal_Int32 const nRetSize = pReturnTypeRef->pType->nSize; 183 if (bSimpleReturn && nRetSize <= 16 && nRetSize > 0) 184 { 185 sal_uInt64 longs[2]; 186 longs[0] = rax; 187 longs[1] = rdx; 188 189 double doubles[2]; 190 doubles[0] = xmm0; 191 doubles[1] = xmm1; 192 x86_64::fill_struct( pReturnTypeRef, &longs[0], &doubles[0], pRegisterReturn); 193 } 194 break; 195 } 196 } 197 } 198 199 //================================================================================================== 200 201 // Macros for easier insertion of values to registers or stack 202 // pSV - pointer to the source 203 // nr - order of the value [will be increased if stored to register] 204 // pFPR, pGPR - pointer to the registers 205 // pDS - pointer to the stack [will be increased if stored here] 206 207 // The value in %xmm register is already prepared to be retrieved as a float, 208 // thus we treat float and double the same 209 #define INSERT_FLOAT_DOUBLE( pSV, nr, pFPR, pDS ) \ 210 if ( nr < x86_64::MAX_SSE_REGS ) \ 211 pFPR[nr++] = *reinterpret_cast<double *>( pSV ); \ 212 else \ 213 *pDS++ = *reinterpret_cast<sal_uInt64 *>( pSV ); // verbatim! 214 215 #define INSERT_INT64( pSV, nr, pGPR, pDS ) \ 216 if ( nr < x86_64::MAX_GPR_REGS ) \ 217 pGPR[nr++] = *reinterpret_cast<sal_uInt64 *>( pSV ); \ 218 else \ 219 *pDS++ = *reinterpret_cast<sal_uInt64 *>( pSV ); 220 221 #define INSERT_INT32( pSV, nr, pGPR, pDS ) \ 222 if ( nr < x86_64::MAX_GPR_REGS ) \ 223 pGPR[nr++] = *reinterpret_cast<sal_uInt32 *>( pSV ); \ 224 else \ 225 *pDS++ = *reinterpret_cast<sal_uInt32 *>( pSV ); 226 227 #define INSERT_INT16( pSV, nr, pGPR, pDS ) \ 228 if ( nr < x86_64::MAX_GPR_REGS ) \ 229 pGPR[nr++] = *reinterpret_cast<sal_uInt16 *>( pSV ); \ 230 else \ 231 *pDS++ = *reinterpret_cast<sal_uInt16 *>( pSV ); 232 233 #define INSERT_INT8( pSV, nr, pGPR, pDS ) \ 234 if ( nr < x86_64::MAX_GPR_REGS ) \ 235 pGPR[nr++] = *reinterpret_cast<sal_uInt8 *>( pSV ); \ 236 else \ 237 *pDS++ = *reinterpret_cast<sal_uInt8 *>( pSV ); 238 239 //================================================================================================== 240 241 namespace { 242 243 void appendCString(OUStringBuffer & buffer, char const * text) { 244 if (text != 0) { 245 buffer.append( 246 OStringToOUString(OString(text), RTL_TEXTENCODING_ISO_8859_1)); 247 // use 8859-1 to avoid conversion failure 248 } 249 } 250 251 } 252 253 static void cpp_call( 254 bridges::cpp_uno::shared::UnoInterfaceProxy * pThis, 255 bridges::cpp_uno::shared::VtableSlot aVtableSlot, 256 typelib_TypeDescriptionReference * pReturnTypeRef, 257 sal_Int32 nParams, typelib_MethodParameter * pParams, 258 void * pUnoReturn, void * pUnoArgs[], uno_Any ** ppUnoExc ) 259 { 260 // Maxium space for [complex ret ptr], values | ptr ... 261 // (but will be used less - some of the values will be in pGPR and pFPR) 262 sal_uInt64 *pStack = (sal_uInt64 *)__builtin_alloca( (nParams + 3) * sizeof(sal_uInt64) ); 263 sal_uInt64 *pStackStart = pStack; 264 265 sal_uInt64 pGPR[x86_64::MAX_GPR_REGS]; 266 sal_uInt32 nGPR = 0; 267 268 double pFPR[x86_64::MAX_SSE_REGS]; 269 sal_uInt32 nFPR = 0; 270 271 // Return 272 typelib_TypeDescription * pReturnTypeDescr = 0; 273 TYPELIB_DANGER_GET( &pReturnTypeDescr, pReturnTypeRef ); 274 OSL_ENSURE( pReturnTypeDescr, "### expected return type description!" ); 275 276 void * pCppReturn = 0; // if != 0 && != pUnoReturn, needs reconversion (see below) 277 278 bool bSimpleReturn = true; 279 if ( pReturnTypeDescr ) 280 { 281 if ( x86_64::return_in_hidden_param( pReturnTypeRef ) ) 282 bSimpleReturn = false; 283 284 if ( bSimpleReturn ) 285 pCppReturn = pUnoReturn; // direct way for simple types 286 else 287 { 288 // complex return via ptr 289 pCppReturn = bridges::cpp_uno::shared::relatesToInterfaceType( pReturnTypeDescr )? 290 __builtin_alloca( pReturnTypeDescr->nSize ) : pUnoReturn; 291 INSERT_INT64( &pCppReturn, nGPR, pGPR, pStack ); 292 } 293 } 294 295 // Push "this" pointer 296 void * pAdjustedThisPtr = reinterpret_cast< void ** >( pThis->getCppI() ) + aVtableSlot.offset; 297 INSERT_INT64( &pAdjustedThisPtr, nGPR, pGPR, pStack ); 298 299 // Args 300 void ** pCppArgs = (void **)alloca( 3 * sizeof(void *) * nParams ); 301 // Indizes of values this have to be converted (interface conversion cpp<=>uno) 302 sal_Int32 * pTempIndizes = (sal_Int32 *)(pCppArgs + nParams); 303 // Type descriptions for reconversions 304 typelib_TypeDescription ** ppTempParamTypeDescr = (typelib_TypeDescription **)(pCppArgs + (2 * nParams)); 305 306 sal_Int32 nTempIndizes = 0; 307 308 for ( sal_Int32 nPos = 0; nPos < nParams; ++nPos ) 309 { 310 const typelib_MethodParameter & rParam = pParams[nPos]; 311 typelib_TypeDescription * pParamTypeDescr = 0; 312 TYPELIB_DANGER_GET( &pParamTypeDescr, rParam.pTypeRef ); 313 314 if (!rParam.bOut && bridges::cpp_uno::shared::isSimpleType( pParamTypeDescr )) 315 { 316 uno_copyAndConvertData( pCppArgs[nPos] = alloca( 8 ), pUnoArgs[nPos], pParamTypeDescr, 317 pThis->getBridge()->getUno2Cpp() ); 318 319 switch (pParamTypeDescr->eTypeClass) 320 { 321 case typelib_TypeClass_HYPER: 322 case typelib_TypeClass_UNSIGNED_HYPER: 323 INSERT_INT64( pCppArgs[nPos], nGPR, pGPR, pStack ); 324 break; 325 case typelib_TypeClass_LONG: 326 case typelib_TypeClass_UNSIGNED_LONG: 327 case typelib_TypeClass_ENUM: 328 INSERT_INT32( pCppArgs[nPos], nGPR, pGPR, pStack ); 329 break; 330 case typelib_TypeClass_SHORT: 331 case typelib_TypeClass_CHAR: 332 case typelib_TypeClass_UNSIGNED_SHORT: 333 INSERT_INT16( pCppArgs[nPos], nGPR, pGPR, pStack ); 334 break; 335 case typelib_TypeClass_BOOLEAN: 336 case typelib_TypeClass_BYTE: 337 INSERT_INT8( pCppArgs[nPos], nGPR, pGPR, pStack ); 338 break; 339 case typelib_TypeClass_FLOAT: 340 case typelib_TypeClass_DOUBLE: 341 INSERT_FLOAT_DOUBLE( pCppArgs[nPos], nFPR, pFPR, pStack ); 342 break; 343 default: 344 break; 345 } 346 347 // no longer needed 348 TYPELIB_DANGER_RELEASE( pParamTypeDescr ); 349 } 350 else // ptr to complex value | ref 351 { 352 if (! rParam.bIn) // is pure out 353 { 354 // cpp out is constructed mem, uno out is not! 355 uno_constructData( 356 pCppArgs[nPos] = alloca( pParamTypeDescr->nSize ), 357 pParamTypeDescr ); 358 pTempIndizes[nTempIndizes] = nPos; // default constructed for cpp call 359 // will be released at reconversion 360 ppTempParamTypeDescr[nTempIndizes++] = pParamTypeDescr; 361 } 362 // is in/inout 363 else if (bridges::cpp_uno::shared::relatesToInterfaceType( pParamTypeDescr )) 364 { 365 uno_copyAndConvertData( 366 pCppArgs[nPos] = alloca( pParamTypeDescr->nSize ), 367 pUnoArgs[nPos], pParamTypeDescr, pThis->getBridge()->getUno2Cpp() ); 368 369 pTempIndizes[nTempIndizes] = nPos; // has to be reconverted 370 // will be released at reconversion 371 ppTempParamTypeDescr[nTempIndizes++] = pParamTypeDescr; 372 } 373 else // direct way 374 { 375 pCppArgs[nPos] = pUnoArgs[nPos]; 376 // no longer needed 377 TYPELIB_DANGER_RELEASE( pParamTypeDescr ); 378 } 379 INSERT_INT64( &(pCppArgs[nPos]), nGPR, pGPR, pStack ); 380 } 381 } 382 383 try 384 { 385 try { 386 callVirtualMethod( 387 pAdjustedThisPtr, aVtableSlot.index, 388 pCppReturn, pReturnTypeRef, bSimpleReturn, 389 pStackStart, ( pStack - pStackStart ), 390 pGPR, nGPR, 391 pFPR, nFPR ); 392 } catch (Exception &) { 393 throw; 394 } catch (std::exception & e) { 395 OUStringBuffer buf; 396 buf.appendAscii(RTL_CONSTASCII_STRINGPARAM("C++ code threw ")); 397 appendCString(buf, typeid(e).name()); 398 buf.appendAscii(RTL_CONSTASCII_STRINGPARAM(": ")); 399 appendCString(buf, e.what()); 400 throw RuntimeException( 401 buf.makeStringAndClear(), Reference< XInterface >()); 402 } catch (...) { 403 throw RuntimeException( 404 OUString( 405 RTL_CONSTASCII_USTRINGPARAM( 406 "C++ code threw unknown exception")), 407 Reference< XInterface >()); 408 } 409 410 // NO exception occured... 411 *ppUnoExc = 0; 412 413 // reconvert temporary params 414 for ( ; nTempIndizes--; ) 415 { 416 sal_Int32 nIndex = pTempIndizes[nTempIndizes]; 417 typelib_TypeDescription * pParamTypeDescr = ppTempParamTypeDescr[nTempIndizes]; 418 419 if (pParams[nIndex].bIn) 420 { 421 if (pParams[nIndex].bOut) // inout 422 { 423 uno_destructData( pUnoArgs[nIndex], pParamTypeDescr, 0 ); // destroy uno value 424 uno_copyAndConvertData( pUnoArgs[nIndex], pCppArgs[nIndex], pParamTypeDescr, 425 pThis->getBridge()->getCpp2Uno() ); 426 } 427 } 428 else // pure out 429 { 430 uno_copyAndConvertData( pUnoArgs[nIndex], pCppArgs[nIndex], pParamTypeDescr, 431 pThis->getBridge()->getCpp2Uno() ); 432 } 433 // destroy temp cpp param => cpp: every param was constructed 434 uno_destructData( pCppArgs[nIndex], pParamTypeDescr, cpp_release ); 435 436 TYPELIB_DANGER_RELEASE( pParamTypeDescr ); 437 } 438 // return value 439 if (pCppReturn && pUnoReturn != pCppReturn) 440 { 441 uno_copyAndConvertData( pUnoReturn, pCppReturn, pReturnTypeDescr, 442 pThis->getBridge()->getCpp2Uno() ); 443 uno_destructData( pCppReturn, pReturnTypeDescr, cpp_release ); 444 } 445 } 446 catch (...) 447 { 448 // fill uno exception 449 fillUnoException( CPPU_CURRENT_NAMESPACE::__cxa_get_globals()->caughtExceptions, *ppUnoExc, pThis->getBridge()->getCpp2Uno() ); 450 451 // temporary params 452 for ( ; nTempIndizes--; ) 453 { 454 sal_Int32 nIndex = pTempIndizes[nTempIndizes]; 455 // destroy temp cpp param => cpp: every param was constructed 456 uno_destructData( pCppArgs[nIndex], ppTempParamTypeDescr[nTempIndizes], cpp_release ); 457 TYPELIB_DANGER_RELEASE( ppTempParamTypeDescr[nTempIndizes] ); 458 } 459 // return type 460 if (pReturnTypeDescr) 461 TYPELIB_DANGER_RELEASE( pReturnTypeDescr ); 462 } 463 } 464 465 //================================================================================================== 466 467 namespace bridges { namespace cpp_uno { namespace shared { 468 469 void unoInterfaceProxyDispatch( 470 uno_Interface * pUnoI, const typelib_TypeDescription * pMemberDescr, 471 void * pReturn, void * pArgs[], uno_Any ** ppException ) 472 { 473 // is my surrogate 474 bridges::cpp_uno::shared::UnoInterfaceProxy * pThis 475 = static_cast< bridges::cpp_uno::shared::UnoInterfaceProxy * >(pUnoI); 476 #if OSL_DEBUG_LEVEL > 0 477 typelib_InterfaceTypeDescription * pTypeDescr = pThis->pTypeDescr; 478 #endif 479 480 switch (pMemberDescr->eTypeClass) 481 { 482 case typelib_TypeClass_INTERFACE_ATTRIBUTE: 483 { 484 #if OSL_DEBUG_LEVEL > 0 485 // determine vtable call index 486 sal_Int32 nMemberPos = ((typelib_InterfaceMemberTypeDescription *)pMemberDescr)->nPosition; 487 OSL_ENSURE( nMemberPos < pTypeDescr->nAllMembers, "### member pos out of range!" ); 488 #endif 489 VtableSlot aVtableSlot( 490 getVtableSlot( 491 reinterpret_cast< 492 typelib_InterfaceAttributeTypeDescription const * >( 493 pMemberDescr))); 494 495 if (pReturn) 496 { 497 // dependent dispatch 498 cpp_call( 499 pThis, aVtableSlot, 500 ((typelib_InterfaceAttributeTypeDescription *)pMemberDescr)->pAttributeTypeRef, 501 0, 0, // no params 502 pReturn, pArgs, ppException ); 503 } 504 else 505 { 506 // is SET 507 typelib_MethodParameter aParam; 508 aParam.pTypeRef = 509 ((typelib_InterfaceAttributeTypeDescription *)pMemberDescr)->pAttributeTypeRef; 510 aParam.bIn = sal_True; 511 aParam.bOut = sal_False; 512 513 typelib_TypeDescriptionReference * pReturnTypeRef = 0; 514 OUString aVoidName( RTL_CONSTASCII_USTRINGPARAM("void") ); 515 typelib_typedescriptionreference_new( 516 &pReturnTypeRef, typelib_TypeClass_VOID, aVoidName.pData ); 517 518 // dependent dispatch 519 aVtableSlot.index += 1; // get, then set method 520 cpp_call( 521 pThis, aVtableSlot, // get, then set method 522 pReturnTypeRef, 523 1, &aParam, 524 pReturn, pArgs, ppException ); 525 526 typelib_typedescriptionreference_release( pReturnTypeRef ); 527 } 528 529 break; 530 } 531 case typelib_TypeClass_INTERFACE_METHOD: 532 { 533 #if OSL_DEBUG_LEVEL > 0 534 // determine vtable call index 535 sal_Int32 nMemberPos = ((typelib_InterfaceMemberTypeDescription *)pMemberDescr)->nPosition; 536 OSL_ENSURE( nMemberPos < pTypeDescr->nAllMembers, "### member pos out of range!" ); 537 #endif 538 VtableSlot aVtableSlot( 539 getVtableSlot( 540 reinterpret_cast< 541 typelib_InterfaceMethodTypeDescription const * >( 542 pMemberDescr))); 543 544 switch (aVtableSlot.index) 545 { 546 // standard calls 547 case 1: // acquire uno interface 548 (*pUnoI->acquire)( pUnoI ); 549 *ppException = 0; 550 break; 551 case 2: // release uno interface 552 (*pUnoI->release)( pUnoI ); 553 *ppException = 0; 554 break; 555 case 0: // queryInterface() opt 556 { 557 typelib_TypeDescription * pTD = 0; 558 TYPELIB_DANGER_GET( &pTD, reinterpret_cast< Type * >( pArgs[0] )->getTypeLibType() ); 559 if (pTD) 560 { 561 uno_Interface * pInterface = 0; 562 (*pThis->getBridge()->getUnoEnv()->getRegisteredInterface)( 563 pThis->getBridge()->getUnoEnv(), 564 (void **)&pInterface, pThis->oid.pData, (typelib_InterfaceTypeDescription *)pTD ); 565 566 if (pInterface) 567 { 568 ::uno_any_construct( 569 reinterpret_cast< uno_Any * >( pReturn ), 570 &pInterface, pTD, 0 ); 571 (*pInterface->release)( pInterface ); 572 TYPELIB_DANGER_RELEASE( pTD ); 573 *ppException = 0; 574 break; 575 } 576 TYPELIB_DANGER_RELEASE( pTD ); 577 } 578 } // else perform queryInterface() 579 default: 580 // dependent dispatch 581 cpp_call( 582 pThis, aVtableSlot, 583 ((typelib_InterfaceMethodTypeDescription *)pMemberDescr)->pReturnTypeRef, 584 ((typelib_InterfaceMethodTypeDescription *)pMemberDescr)->nParams, 585 ((typelib_InterfaceMethodTypeDescription *)pMemberDescr)->pParams, 586 pReturn, pArgs, ppException ); 587 } 588 break; 589 } 590 default: 591 { 592 ::com::sun::star::uno::RuntimeException aExc( 593 OUString( RTL_CONSTASCII_USTRINGPARAM("illegal member type description!") ), 594 ::com::sun::star::uno::Reference< ::com::sun::star::uno::XInterface >() ); 595 596 Type const & rExcType = ::getCppuType( &aExc ); 597 // binary identical null reference 598 ::uno_type_any_construct( *ppException, &aExc, rExcType.getTypeLibType(), 0 ); 599 } 600 } 601 } 602 603 } } } 604