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 sal_uInt64* pCallStack = NULL; 102 if ( nStack ) 103 { 104 // 16-bytes aligned 105 sal_uInt32 nStackBytes = ( ( nStack + 1 ) >> 1 ) * 16; 106 pCallStack = (sal_uInt64*) __builtin_alloca( nStackBytes ); 107 memcpy( pCallStack, pStack, nStackBytes ); 108 } 109 110 // Return values 111 sal_uInt64 rax; 112 sal_uInt64 rdx; 113 double xmm0; 114 double xmm1; 115 116 asm volatile ( 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 "m" (pCallStack) // dummy input to prevent the compiler from optimizing it out 153 : "rax", "rbx", "rcx", "rdx", "rdi", "rsi", "r8", "r9", 154 "r10", "r11", "r10", "r12", "r13", "r14", "r15", "rbx", 155 "xmm0", "xmm1", "xmm2", "xmm3", "xmm4", "xmm5", "xmm6", "xmm7" 156 ); 157 158 switch (pReturnTypeRef->eTypeClass) 159 { 160 case typelib_TypeClass_HYPER: 161 case typelib_TypeClass_UNSIGNED_HYPER: 162 *reinterpret_cast<sal_uInt64 *>( pRegisterReturn ) = rax; 163 break; 164 case typelib_TypeClass_LONG: 165 case typelib_TypeClass_UNSIGNED_LONG: 166 case typelib_TypeClass_ENUM: 167 *reinterpret_cast<sal_uInt32 *>( pRegisterReturn ) = *reinterpret_cast<sal_uInt32*>( &rax ); 168 break; 169 case typelib_TypeClass_CHAR: 170 case typelib_TypeClass_SHORT: 171 case typelib_TypeClass_UNSIGNED_SHORT: 172 *reinterpret_cast<sal_uInt16 *>( pRegisterReturn ) = *reinterpret_cast<sal_uInt16*>( &rax ); 173 break; 174 case typelib_TypeClass_BOOLEAN: 175 case typelib_TypeClass_BYTE: 176 *reinterpret_cast<sal_uInt8 *>( pRegisterReturn ) = *reinterpret_cast<sal_uInt8*>( &rax ); 177 break; 178 case typelib_TypeClass_FLOAT: 179 case typelib_TypeClass_DOUBLE: 180 *reinterpret_cast<double *>( pRegisterReturn ) = xmm0; 181 break; 182 default: 183 { 184 sal_Int32 const nRetSize = pReturnTypeRef->pType->nSize; 185 if (bSimpleReturn && nRetSize <= 16 && nRetSize > 0) 186 { 187 sal_uInt64 longs[2]; 188 longs[0] = rax; 189 longs[1] = rdx; 190 191 double doubles[2]; 192 doubles[0] = xmm0; 193 doubles[1] = xmm1; 194 x86_64::fill_struct( pReturnTypeRef, &longs[0], &doubles[0], pRegisterReturn); 195 } 196 break; 197 } 198 } 199 } 200 201 //================================================================================================== 202 203 // Macros for easier insertion of values to registers or stack 204 // pSV - pointer to the source 205 // nr - order of the value [will be increased if stored to register] 206 // pFPR, pGPR - pointer to the registers 207 // pDS - pointer to the stack [will be increased if stored here] 208 209 // The value in %xmm register is already prepared to be retrieved as a float, 210 // thus we treat float and double the same 211 #define INSERT_FLOAT_DOUBLE( pSV, nr, pFPR, pDS ) \ 212 if ( nr < x86_64::MAX_SSE_REGS ) \ 213 pFPR[nr++] = *reinterpret_cast<double *>( pSV ); \ 214 else \ 215 *pDS++ = *reinterpret_cast<sal_uInt64 *>( pSV ); // verbatim! 216 217 #define INSERT_INT64( pSV, nr, pGPR, pDS ) \ 218 if ( nr < x86_64::MAX_GPR_REGS ) \ 219 pGPR[nr++] = *reinterpret_cast<sal_uInt64 *>( pSV ); \ 220 else \ 221 *pDS++ = *reinterpret_cast<sal_uInt64 *>( pSV ); 222 223 #define INSERT_INT32( pSV, nr, pGPR, pDS ) \ 224 if ( nr < x86_64::MAX_GPR_REGS ) \ 225 pGPR[nr++] = *reinterpret_cast<sal_uInt32 *>( pSV ); \ 226 else \ 227 *pDS++ = *reinterpret_cast<sal_uInt32 *>( pSV ); 228 229 #define INSERT_INT16( pSV, nr, pGPR, pDS ) \ 230 if ( nr < x86_64::MAX_GPR_REGS ) \ 231 pGPR[nr++] = *reinterpret_cast<sal_uInt16 *>( pSV ); \ 232 else \ 233 *pDS++ = *reinterpret_cast<sal_uInt16 *>( pSV ); 234 235 #define INSERT_INT8( pSV, nr, pGPR, pDS ) \ 236 if ( nr < x86_64::MAX_GPR_REGS ) \ 237 pGPR[nr++] = *reinterpret_cast<sal_uInt8 *>( pSV ); \ 238 else \ 239 *pDS++ = *reinterpret_cast<sal_uInt8 *>( pSV ); 240 241 //================================================================================================== 242 243 namespace { 244 245 void appendCString(OUStringBuffer & buffer, char const * text) { 246 if (text != 0) { 247 buffer.append( 248 OStringToOUString(OString(text), RTL_TEXTENCODING_ISO_8859_1)); 249 // use 8859-1 to avoid conversion failure 250 } 251 } 252 253 } 254 255 static void cpp_call( 256 bridges::cpp_uno::shared::UnoInterfaceProxy * pThis, 257 bridges::cpp_uno::shared::VtableSlot aVtableSlot, 258 typelib_TypeDescriptionReference * pReturnTypeRef, 259 sal_Int32 nParams, typelib_MethodParameter * pParams, 260 void * pUnoReturn, void * pUnoArgs[], uno_Any ** ppUnoExc ) 261 { 262 // Maxium space for [complex ret ptr], values | ptr ... 263 // (but will be used less - some of the values will be in pGPR and pFPR) 264 sal_uInt64 *pStack = (sal_uInt64 *)__builtin_alloca( (nParams + 3) * sizeof(sal_uInt64) ); 265 sal_uInt64 *pStackStart = pStack; 266 267 sal_uInt64 pGPR[x86_64::MAX_GPR_REGS]; 268 sal_uInt32 nGPR = 0; 269 270 double pFPR[x86_64::MAX_SSE_REGS]; 271 sal_uInt32 nFPR = 0; 272 273 // Return 274 typelib_TypeDescription * pReturnTypeDescr = 0; 275 TYPELIB_DANGER_GET( &pReturnTypeDescr, pReturnTypeRef ); 276 OSL_ENSURE( pReturnTypeDescr, "### expected return type description!" ); 277 278 void * pCppReturn = 0; // if != 0 && != pUnoReturn, needs reconversion (see below) 279 280 bool bSimpleReturn = true; 281 if ( pReturnTypeDescr ) 282 { 283 if ( x86_64::return_in_hidden_param( pReturnTypeRef ) ) 284 bSimpleReturn = false; 285 286 if ( bSimpleReturn ) 287 pCppReturn = pUnoReturn; // direct way for simple types 288 else 289 { 290 // complex return via ptr 291 pCppReturn = bridges::cpp_uno::shared::relatesToInterfaceType( pReturnTypeDescr )? 292 __builtin_alloca( pReturnTypeDescr->nSize ) : pUnoReturn; 293 INSERT_INT64( &pCppReturn, nGPR, pGPR, pStack ); 294 } 295 } 296 297 // Push "this" pointer 298 void * pAdjustedThisPtr = reinterpret_cast< void ** >( pThis->getCppI() ) + aVtableSlot.offset; 299 INSERT_INT64( &pAdjustedThisPtr, nGPR, pGPR, pStack ); 300 301 // Args 302 void ** pCppArgs = (void **)alloca( 3 * sizeof(void *) * nParams ); 303 // Indizes of values this have to be converted (interface conversion cpp<=>uno) 304 sal_Int32 * pTempIndizes = (sal_Int32 *)(pCppArgs + nParams); 305 // Type descriptions for reconversions 306 typelib_TypeDescription ** ppTempParamTypeDescr = (typelib_TypeDescription **)(pCppArgs + (2 * nParams)); 307 308 sal_Int32 nTempIndizes = 0; 309 310 for ( sal_Int32 nPos = 0; nPos < nParams; ++nPos ) 311 { 312 const typelib_MethodParameter & rParam = pParams[nPos]; 313 typelib_TypeDescription * pParamTypeDescr = 0; 314 TYPELIB_DANGER_GET( &pParamTypeDescr, rParam.pTypeRef ); 315 316 if (!rParam.bOut && bridges::cpp_uno::shared::isSimpleType( pParamTypeDescr )) 317 { 318 uno_copyAndConvertData( pCppArgs[nPos] = alloca( 8 ), pUnoArgs[nPos], pParamTypeDescr, 319 pThis->getBridge()->getUno2Cpp() ); 320 321 switch (pParamTypeDescr->eTypeClass) 322 { 323 case typelib_TypeClass_HYPER: 324 case typelib_TypeClass_UNSIGNED_HYPER: 325 INSERT_INT64( pCppArgs[nPos], nGPR, pGPR, pStack ); 326 break; 327 case typelib_TypeClass_LONG: 328 case typelib_TypeClass_UNSIGNED_LONG: 329 case typelib_TypeClass_ENUM: 330 INSERT_INT32( pCppArgs[nPos], nGPR, pGPR, pStack ); 331 break; 332 case typelib_TypeClass_SHORT: 333 case typelib_TypeClass_CHAR: 334 case typelib_TypeClass_UNSIGNED_SHORT: 335 INSERT_INT16( pCppArgs[nPos], nGPR, pGPR, pStack ); 336 break; 337 case typelib_TypeClass_BOOLEAN: 338 case typelib_TypeClass_BYTE: 339 INSERT_INT8( pCppArgs[nPos], nGPR, pGPR, pStack ); 340 break; 341 case typelib_TypeClass_FLOAT: 342 case typelib_TypeClass_DOUBLE: 343 INSERT_FLOAT_DOUBLE( pCppArgs[nPos], nFPR, pFPR, pStack ); 344 break; 345 default: 346 break; 347 } 348 349 // no longer needed 350 TYPELIB_DANGER_RELEASE( pParamTypeDescr ); 351 } 352 else // ptr to complex value | ref 353 { 354 if (! rParam.bIn) // is pure out 355 { 356 // cpp out is constructed mem, uno out is not! 357 uno_constructData( 358 pCppArgs[nPos] = alloca( pParamTypeDescr->nSize ), 359 pParamTypeDescr ); 360 pTempIndizes[nTempIndizes] = nPos; // default constructed for cpp call 361 // will be released at reconversion 362 ppTempParamTypeDescr[nTempIndizes++] = pParamTypeDescr; 363 } 364 // is in/inout 365 else if (bridges::cpp_uno::shared::relatesToInterfaceType( pParamTypeDescr )) 366 { 367 uno_copyAndConvertData( 368 pCppArgs[nPos] = alloca( pParamTypeDescr->nSize ), 369 pUnoArgs[nPos], pParamTypeDescr, pThis->getBridge()->getUno2Cpp() ); 370 371 pTempIndizes[nTempIndizes] = nPos; // has to be reconverted 372 // will be released at reconversion 373 ppTempParamTypeDescr[nTempIndizes++] = pParamTypeDescr; 374 } 375 else // direct way 376 { 377 pCppArgs[nPos] = pUnoArgs[nPos]; 378 // no longer needed 379 TYPELIB_DANGER_RELEASE( pParamTypeDescr ); 380 } 381 INSERT_INT64( &(pCppArgs[nPos]), nGPR, pGPR, pStack ); 382 } 383 } 384 385 try 386 { 387 try { 388 callVirtualMethod( 389 pAdjustedThisPtr, aVtableSlot.index, 390 pCppReturn, pReturnTypeRef, bSimpleReturn, 391 pStackStart, ( pStack - pStackStart ), 392 pGPR, nGPR, 393 pFPR, nFPR ); 394 } catch (Exception &) { 395 throw; 396 } catch (std::exception & e) { 397 OUStringBuffer buf; 398 buf.appendAscii(RTL_CONSTASCII_STRINGPARAM("C++ code threw ")); 399 appendCString(buf, typeid(e).name()); 400 buf.appendAscii(RTL_CONSTASCII_STRINGPARAM(": ")); 401 appendCString(buf, e.what()); 402 throw RuntimeException( 403 buf.makeStringAndClear(), Reference< XInterface >()); 404 } catch (...) { 405 throw RuntimeException( 406 OUString( 407 RTL_CONSTASCII_USTRINGPARAM( 408 "C++ code threw unknown exception")), 409 Reference< XInterface >()); 410 } 411 412 // NO exception occured... 413 *ppUnoExc = 0; 414 415 // reconvert temporary params 416 for ( ; nTempIndizes--; ) 417 { 418 sal_Int32 nIndex = pTempIndizes[nTempIndizes]; 419 typelib_TypeDescription * pParamTypeDescr = ppTempParamTypeDescr[nTempIndizes]; 420 421 if (pParams[nIndex].bIn) 422 { 423 if (pParams[nIndex].bOut) // inout 424 { 425 uno_destructData( pUnoArgs[nIndex], pParamTypeDescr, 0 ); // destroy uno value 426 uno_copyAndConvertData( pUnoArgs[nIndex], pCppArgs[nIndex], pParamTypeDescr, 427 pThis->getBridge()->getCpp2Uno() ); 428 } 429 } 430 else // pure out 431 { 432 uno_copyAndConvertData( pUnoArgs[nIndex], pCppArgs[nIndex], pParamTypeDescr, 433 pThis->getBridge()->getCpp2Uno() ); 434 } 435 // destroy temp cpp param => cpp: every param was constructed 436 uno_destructData( pCppArgs[nIndex], pParamTypeDescr, cpp_release ); 437 438 TYPELIB_DANGER_RELEASE( pParamTypeDescr ); 439 } 440 // return value 441 if (pCppReturn && pUnoReturn != pCppReturn) 442 { 443 uno_copyAndConvertData( pUnoReturn, pCppReturn, pReturnTypeDescr, 444 pThis->getBridge()->getCpp2Uno() ); 445 uno_destructData( pCppReturn, pReturnTypeDescr, cpp_release ); 446 } 447 } 448 catch (...) 449 { 450 // fill uno exception 451 fillUnoException( CPPU_CURRENT_NAMESPACE::__cxa_get_globals()->caughtExceptions, *ppUnoExc, pThis->getBridge()->getCpp2Uno() ); 452 453 // temporary params 454 for ( ; nTempIndizes--; ) 455 { 456 sal_Int32 nIndex = pTempIndizes[nTempIndizes]; 457 // destroy temp cpp param => cpp: every param was constructed 458 uno_destructData( pCppArgs[nIndex], ppTempParamTypeDescr[nTempIndizes], cpp_release ); 459 TYPELIB_DANGER_RELEASE( ppTempParamTypeDescr[nTempIndizes] ); 460 } 461 // return type 462 if (pReturnTypeDescr) 463 TYPELIB_DANGER_RELEASE( pReturnTypeDescr ); 464 } 465 } 466 467 //================================================================================================== 468 469 namespace bridges { namespace cpp_uno { namespace shared { 470 471 void unoInterfaceProxyDispatch( 472 uno_Interface * pUnoI, const typelib_TypeDescription * pMemberDescr, 473 void * pReturn, void * pArgs[], uno_Any ** ppException ) 474 { 475 // is my surrogate 476 bridges::cpp_uno::shared::UnoInterfaceProxy * pThis 477 = static_cast< bridges::cpp_uno::shared::UnoInterfaceProxy * >(pUnoI); 478 #if OSL_DEBUG_LEVEL > 0 479 typelib_InterfaceTypeDescription * pTypeDescr = pThis->pTypeDescr; 480 #endif 481 482 switch (pMemberDescr->eTypeClass) 483 { 484 case typelib_TypeClass_INTERFACE_ATTRIBUTE: 485 { 486 #if OSL_DEBUG_LEVEL > 0 487 // determine vtable call index 488 sal_Int32 nMemberPos = ((typelib_InterfaceMemberTypeDescription *)pMemberDescr)->nPosition; 489 OSL_ENSURE( nMemberPos < pTypeDescr->nAllMembers, "### member pos out of range!" ); 490 #endif 491 VtableSlot aVtableSlot( 492 getVtableSlot( 493 reinterpret_cast< 494 typelib_InterfaceAttributeTypeDescription const * >( 495 pMemberDescr))); 496 497 if (pReturn) 498 { 499 // dependent dispatch 500 cpp_call( 501 pThis, aVtableSlot, 502 ((typelib_InterfaceAttributeTypeDescription *)pMemberDescr)->pAttributeTypeRef, 503 0, 0, // no params 504 pReturn, pArgs, ppException ); 505 } 506 else 507 { 508 // is SET 509 typelib_MethodParameter aParam; 510 aParam.pTypeRef = 511 ((typelib_InterfaceAttributeTypeDescription *)pMemberDescr)->pAttributeTypeRef; 512 aParam.bIn = sal_True; 513 aParam.bOut = sal_False; 514 515 typelib_TypeDescriptionReference * pReturnTypeRef = 0; 516 OUString aVoidName( RTL_CONSTASCII_USTRINGPARAM("void") ); 517 typelib_typedescriptionreference_new( 518 &pReturnTypeRef, typelib_TypeClass_VOID, aVoidName.pData ); 519 520 // dependent dispatch 521 aVtableSlot.index += 1; // get, then set method 522 cpp_call( 523 pThis, aVtableSlot, // get, then set method 524 pReturnTypeRef, 525 1, &aParam, 526 pReturn, pArgs, ppException ); 527 528 typelib_typedescriptionreference_release( pReturnTypeRef ); 529 } 530 531 break; 532 } 533 case typelib_TypeClass_INTERFACE_METHOD: 534 { 535 #if OSL_DEBUG_LEVEL > 0 536 // determine vtable call index 537 sal_Int32 nMemberPos = ((typelib_InterfaceMemberTypeDescription *)pMemberDescr)->nPosition; 538 OSL_ENSURE( nMemberPos < pTypeDescr->nAllMembers, "### member pos out of range!" ); 539 #endif 540 VtableSlot aVtableSlot( 541 getVtableSlot( 542 reinterpret_cast< 543 typelib_InterfaceMethodTypeDescription const * >( 544 pMemberDescr))); 545 546 switch (aVtableSlot.index) 547 { 548 // standard calls 549 case 1: // acquire uno interface 550 (*pUnoI->acquire)( pUnoI ); 551 *ppException = 0; 552 break; 553 case 2: // release uno interface 554 (*pUnoI->release)( pUnoI ); 555 *ppException = 0; 556 break; 557 case 0: // queryInterface() opt 558 { 559 typelib_TypeDescription * pTD = 0; 560 TYPELIB_DANGER_GET( &pTD, reinterpret_cast< Type * >( pArgs[0] )->getTypeLibType() ); 561 if (pTD) 562 { 563 uno_Interface * pInterface = 0; 564 (*pThis->getBridge()->getUnoEnv()->getRegisteredInterface)( 565 pThis->getBridge()->getUnoEnv(), 566 (void **)&pInterface, pThis->oid.pData, (typelib_InterfaceTypeDescription *)pTD ); 567 568 if (pInterface) 569 { 570 ::uno_any_construct( 571 reinterpret_cast< uno_Any * >( pReturn ), 572 &pInterface, pTD, 0 ); 573 (*pInterface->release)( pInterface ); 574 TYPELIB_DANGER_RELEASE( pTD ); 575 *ppException = 0; 576 break; 577 } 578 TYPELIB_DANGER_RELEASE( pTD ); 579 } 580 } // else perform queryInterface() 581 default: 582 // dependent dispatch 583 cpp_call( 584 pThis, aVtableSlot, 585 ((typelib_InterfaceMethodTypeDescription *)pMemberDescr)->pReturnTypeRef, 586 ((typelib_InterfaceMethodTypeDescription *)pMemberDescr)->nParams, 587 ((typelib_InterfaceMethodTypeDescription *)pMemberDescr)->pParams, 588 pReturn, pArgs, ppException ); 589 } 590 break; 591 } 592 default: 593 { 594 ::com::sun::star::uno::RuntimeException aExc( 595 OUString( RTL_CONSTASCII_USTRINGPARAM("illegal member type description!") ), 596 ::com::sun::star::uno::Reference< ::com::sun::star::uno::XInterface >() ); 597 598 Type const & rExcType = ::getCppuType( &aExc ); 599 // binary identical null reference 600 ::uno_type_any_construct( *ppException, &aExc, rExcType.getTypeLibType(), 0 ); 601 } 602 } 603 } 604 605 } } } 606