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-rw-r--r--bridges/source/cpp_uno/gcc3_linux_mips/uno2cpp.cxx597
1 files changed, 597 insertions, 0 deletions
diff --git a/bridges/source/cpp_uno/gcc3_linux_mips/uno2cpp.cxx b/bridges/source/cpp_uno/gcc3_linux_mips/uno2cpp.cxx
new file mode 100644
index 000000000000..746d43520a73
--- /dev/null
+++ b/bridges/source/cpp_uno/gcc3_linux_mips/uno2cpp.cxx
@@ -0,0 +1,597 @@
+/*************************************************************************
+ *
+ * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
+ *
+ * Copyright 2000, 2010 Oracle and/or its affiliates.
+ *
+ * OpenOffice.org - a multi-platform office productivity suite
+ *
+ * This file is part of OpenOffice.org.
+ *
+ * OpenOffice.org is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU Lesser General Public License version 3
+ * only, as published by the Free Software Foundation.
+ *
+ * OpenOffice.org is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU Lesser General Public License version 3 for more details
+ * (a copy is included in the LICENSE file that accompanied this code).
+ *
+ * You should have received a copy of the GNU Lesser General Public License
+ * version 3 along with OpenOffice.org. If not, see
+ * <http://www.openoffice.org/license.html>
+ * for a copy of the LGPLv3 License.
+ *
+ ************************************************************************/
+
+#include <malloc.h>
+
+#include <com/sun/star/uno/genfunc.hxx>
+#include <uno/data.h>
+
+#include "bridges/cpp_uno/shared/bridge.hxx"
+#include "bridges/cpp_uno/shared/types.hxx"
+#include "bridges/cpp_uno/shared/unointerfaceproxy.hxx"
+#include "bridges/cpp_uno/shared/vtables.hxx"
+
+#include "share.hxx"
+
+//#define BRDEBUG
+#ifdef BRDEBUG
+#include <stdio.h>
+#endif
+
+
+using namespace ::rtl;
+using namespace ::com::sun::star::uno;
+
+namespace
+{
+
+
+ //==================================================================================================
+ static void callVirtualMethod(
+ void * pAdjustedThisPtr,
+ sal_Int32 nVtableIndex,
+ void * pRegisterReturn,
+ typelib_TypeClass eReturnType,
+ char * pPT,
+ sal_Int32 * pStackLongs,
+ sal_Int32 /*nStackLongs*/)
+ {
+
+ // parameter list is mixed list of * and values
+ // reference parameters are pointers
+
+ unsigned long * mfunc; // actual function to be invoked
+ void (*ptr)();
+ int gpr[4]; // storage for gpregisters, map to a0-a3
+ int off; // offset used to find function
+ int nw; // number of words mapped
+ long *p; // pointer to parameter overflow area
+ int c; // character of parameter type being decoded
+ int iret, iret2; // temporary function return values
+
+ // never called
+ if (! pAdjustedThisPtr ) CPPU_CURRENT_NAMESPACE::dummy_can_throw_anything("xxx"); // address something
+
+#ifdef BRDEBUG
+ fprintf(stderr,"in CallVirtualMethod\n");
+#endif
+
+ // Because of the MIPS O32 calling conventions we could be passing
+ // parameters in both register types and on the stack. To create the
+ // stack parameter area we need we now simply allocate local
+ // variable storage param[] that is at least the size of the parameter stack
+ // (more than enough space) which we can overwrite the parameters into.
+
+ /* p = sp - 512; new sp will be p - 16, but we don't change sp
+ * at this time to avoid breaking ABI--not sure whether changing sp will break
+ * references to local variables. For the same reason, we use abosulte value.
+ */
+ __asm__ __volatile__ (
+ "addiu $2,$29,-512\n\t"
+ "move %0,$2\n\t"
+ :"=r"(p): : "$2","$29" );
+
+#ifdef BRDEBUG
+ if (nStackLongs * 4 > 512 )
+ fprintf(stderr,"too many arguments");
+#endif
+
+ // now begin to load the C++ function arguments into storage
+ nw = 0;
+
+ // now we need to parse the entire signature string */
+ // until we get the END indicator */
+
+ // treat complex return pointer like any other parameter //
+
+#ifdef BRDEBUG
+ fprintf(stderr,"overflow area pointer p=%p\n",p);
+
+ /* Let's figure out what is really going on here*/
+ fprintf(stderr,"callVirtualMethod paramters string is %s\n",pPT);
+ int k = nStackLongs;
+ long * q = (long *)pStackLongs;
+ while (k > 0) {
+ fprintf(stderr,"uno stack is: %x\n",(unsigned int)*q);
+ k--;
+ q++;
+ }
+#endif
+
+ /* parse the argument list up to the ending ) */
+ while (*pPT != 'X') {
+ c = *pPT;
+ switch (c) {
+ case 'D': /* type is double */
+ /* treat the same as long long */
+ case 'H': /* type is long long */
+ if (nw & 1) nw++; /* note even elements gpr[] will map to
+ odd registers*/
+ if (nw < 4) {
+ gpr[nw++] = *pStackLongs;
+ gpr[nw++] = *(pStackLongs+1);
+ } else {
+ if (((long) p) & 4)
+ p++;
+ *p++ = *pStackLongs;
+ *p++ = *(pStackLongs+1);
+ }
+ pStackLongs += 2;
+ break;
+
+ case 'S':
+ if (nw < 4) {
+ gpr[nw++] = *((unsigned short*)pStackLongs);
+ } else {
+ *p++ = *((unsigned short *)pStackLongs);
+ }
+ pStackLongs += 1;
+ break;
+
+ case 'B':
+ if (nw < 4) {
+ gpr[nw++] = *((char *)pStackLongs);
+ } else {
+ *p++ = *((char *)pStackLongs);
+ }
+ pStackLongs += 1;
+ break;
+
+ default:
+ if (nw < 4) {
+ gpr[nw++] = *pStackLongs;
+ } else {
+ *p++ = *pStackLongs;
+ }
+ pStackLongs += 1;
+ break;
+ }
+ pPT++;
+ }
+
+ /* figure out the address of the function we need to invoke */
+ off = nVtableIndex;
+ off = off * 4; // 4 bytes per slot
+ mfunc = *((unsigned long **)pAdjustedThisPtr); // get the address of the vtable
+ mfunc = (unsigned long *)((char *)mfunc + off); // get the address from the vtable entry at offset
+ mfunc = *((unsigned long **)mfunc); // the function is stored at the address
+ ptr = (void (*)())mfunc;
+
+#ifdef BRDEBUG
+ fprintf(stderr,"calling function %p\n",mfunc);
+#endif
+
+ /* Set up the machine registers and invoke the function */
+
+ __asm__ __volatile__ (
+ "lw $4, 0(%0)\n\t"
+ "lw $5, 4(%0)\n\t"
+ "lw $6, 8(%0)\n\t"
+ "lw $7, 12(%0)\n\t"
+ : : "r" (gpr)
+ : "$4", "$5", "$6", "$7"
+ );
+
+ __asm__ __volatile__ ("addiu $29,$29,-528\r\n":::"$29");
+
+ (*ptr)();
+
+ __asm__ __volatile__ ("addiu $29,$29,528\r\n":::"$29");
+
+ __asm__ __volatile__ (
+ "sw $2,%0 \n\t"
+ "sw $3,%1 \n\t"
+ : "=m" (iret), "=m" (iret2) : );
+ register float fret asm("$f0");
+ register double dret asm("$f0");
+
+ switch( eReturnType )
+ {
+ case typelib_TypeClass_HYPER:
+ case typelib_TypeClass_UNSIGNED_HYPER:
+ ((long*)pRegisterReturn)[1] = iret2; // fall through
+ case typelib_TypeClass_LONG:
+ case typelib_TypeClass_UNSIGNED_LONG:
+ case typelib_TypeClass_ENUM:
+ ((long*)pRegisterReturn)[0] = iret;
+ break;
+ case typelib_TypeClass_CHAR:
+ case typelib_TypeClass_SHORT:
+ case typelib_TypeClass_UNSIGNED_SHORT:
+ *(unsigned short*)pRegisterReturn = (unsigned short)iret;
+ break;
+ case typelib_TypeClass_BOOLEAN:
+ case typelib_TypeClass_BYTE:
+ *(unsigned char*)pRegisterReturn = (unsigned char)iret;
+ break;
+ case typelib_TypeClass_FLOAT:
+ *(float*)pRegisterReturn = fret;
+ break;
+ case typelib_TypeClass_DOUBLE:
+ *(double*)pRegisterReturn = dret;
+ break;
+ default:
+ break;
+ }
+ }
+
+
+ //==================================================================================================
+ static void cpp_call(
+ bridges::cpp_uno::shared::UnoInterfaceProxy * pThis,
+ bridges::cpp_uno::shared::VtableSlot aVtableSlot,
+ typelib_TypeDescriptionReference * pReturnTypeRef,
+ sal_Int32 nParams, typelib_MethodParameter * pParams,
+ void * pUnoReturn, void * pUnoArgs[], uno_Any ** ppUnoExc )
+ {
+ // max space for: [complex ret ptr], values|ptr ...
+ char * pCppStack =
+ (char *)alloca( sizeof(sal_Int32) + ((nParams+2) * sizeof(sal_Int64)) );
+ char * pCppStackStart = pCppStack;
+
+ // need to know parameter types for callVirtualMethod so generate a signature string
+ char * pParamType = (char *) alloca(nParams+2);
+ char * pPT = pParamType;
+
+#ifdef BRDEBUG
+ fprintf(stderr,"in cpp_call\n");
+#endif
+
+ // return
+ typelib_TypeDescription * pReturnTypeDescr = 0;
+ TYPELIB_DANGER_GET( &pReturnTypeDescr, pReturnTypeRef );
+ // OSL_ENSURE( pReturnTypeDescr, "### expected return type description!" );
+
+ void * pCppReturn = 0; // if != 0 && != pUnoReturn, needs reconversion
+
+ if (pReturnTypeDescr)
+ {
+ if (bridges::cpp_uno::shared::isSimpleType( pReturnTypeDescr ))
+ {
+ pCppReturn = pUnoReturn; // direct way for simple types
+ }
+ else
+ {
+ // complex return via ptr
+ pCppReturn = *(void **)pCppStack =
+ (bridges::cpp_uno::shared::relatesToInterfaceType( pReturnTypeDescr )
+ ? alloca( pReturnTypeDescr->nSize ): pUnoReturn); // direct way
+ *pPT++ = 'I'; //signify that a complex return type on stack
+ pCppStack += sizeof(void *);
+ }
+ }
+ // push this
+ void* pAdjustedThisPtr = reinterpret_cast< void **>(pThis->getCppI()) + aVtableSlot.offset;
+ *(void**)pCppStack = pAdjustedThisPtr;
+ pCppStack += sizeof( void* );
+ *pPT++ = 'I';
+
+ // stack space
+ // OSL_ENSURE( sizeof(void *) == sizeof(sal_Int32), "### unexpected size!" );
+ // args
+ void ** pCppArgs = (void **)alloca( 3 * sizeof(void *) * nParams );
+ // indizes of values this have to be converted (interface conversion cpp<=>uno)
+ sal_Int32 * pTempIndizes = (sal_Int32 *)(pCppArgs + nParams);
+ // type descriptions for reconversions
+ typelib_TypeDescription ** ppTempParamTypeDescr = (typelib_TypeDescription **)(pCppArgs + (2 * nParams));
+
+ sal_Int32 nTempIndizes = 0;
+
+ for ( sal_Int32 nPos = 0; nPos < nParams; ++nPos )
+ {
+ const typelib_MethodParameter & rParam = pParams[nPos];
+ typelib_TypeDescription * pParamTypeDescr = 0;
+ TYPELIB_DANGER_GET( &pParamTypeDescr, rParam.pTypeRef );
+
+ if (!rParam.bOut && bridges::cpp_uno::shared::isSimpleType( pParamTypeDescr ))
+ {
+ uno_copyAndConvertData( pCppArgs[nPos] = pCppStack, pUnoArgs[nPos], pParamTypeDescr,
+ pThis->getBridge()->getUno2Cpp() );
+
+ switch (pParamTypeDescr->eTypeClass)
+ {
+
+ // we need to know type of each param so that we know whether to use
+ // gpr or fpr to pass in parameters:
+ // Key: I - int, long, pointer, etc means pass in gpr
+ // B - byte value passed in gpr
+ // S - short value passed in gpr
+ // F - float value pass in fpr
+ // D - double value pass in fpr
+ // H - long long int pass in proper pairs of gpr (3,4) (5,6), etc
+ // X - indicates end of parameter description string
+
+ case typelib_TypeClass_LONG:
+ case typelib_TypeClass_UNSIGNED_LONG:
+ case typelib_TypeClass_ENUM:
+ *pPT++ = 'I';
+ break;
+ case typelib_TypeClass_SHORT:
+ case typelib_TypeClass_CHAR:
+ case typelib_TypeClass_UNSIGNED_SHORT:
+ *pPT++ = 'S';
+ break;
+ case typelib_TypeClass_BOOLEAN:
+ case typelib_TypeClass_BYTE:
+ *pPT++ = 'B';
+ break;
+ case typelib_TypeClass_FLOAT:
+ *pPT++ = 'F';
+ break;
+ case typelib_TypeClass_DOUBLE:
+ *pPT++ = 'D';
+ pCppStack += sizeof(sal_Int32); // extra long
+ break;
+ case typelib_TypeClass_HYPER:
+ case typelib_TypeClass_UNSIGNED_HYPER:
+ *pPT++ = 'H';
+ pCppStack += sizeof(sal_Int32); // extra long
+ break;
+ default:
+ break;
+ }
+
+ // no longer needed
+ TYPELIB_DANGER_RELEASE( pParamTypeDescr );
+ }
+ else // ptr to complex value | ref
+ {
+ if (! rParam.bIn) // is pure out
+ {
+ // cpp out is constructed mem, uno out is not!
+ uno_constructData(
+ *(void **)pCppStack = pCppArgs[nPos] = alloca( pParamTypeDescr->nSize ),
+ pParamTypeDescr );
+ pTempIndizes[nTempIndizes] = nPos; // default constructed for cpp call
+ // will be released at reconversion
+ ppTempParamTypeDescr[nTempIndizes++] = pParamTypeDescr;
+ }
+ // is in/inout
+ else if (bridges::cpp_uno::shared::relatesToInterfaceType( pParamTypeDescr ))
+ {
+ uno_copyAndConvertData(
+ *(void **)pCppStack = pCppArgs[nPos] = alloca( pParamTypeDescr->nSize ),
+ pUnoArgs[nPos], pParamTypeDescr,
+ pThis->getBridge()->getUno2Cpp() );
+
+ pTempIndizes[nTempIndizes] = nPos; // has to be reconverted
+ // will be released at reconversion
+ ppTempParamTypeDescr[nTempIndizes++] = pParamTypeDescr;
+ }
+ else // direct way
+ {
+ *(void **)pCppStack = pCppArgs[nPos] = pUnoArgs[nPos];
+ // no longer needed
+ TYPELIB_DANGER_RELEASE( pParamTypeDescr );
+ }
+ // KBH: FIXME: is this the right way to pass these
+ *pPT++='I';
+ }
+ pCppStack += sizeof(sal_Int32); // standard parameter length
+ }
+
+ // terminate the signature string
+ *pPT++='X';
+ *pPT=0;
+
+ try
+ {
+ OSL_ENSURE( !( (pCppStack - pCppStackStart ) & 3), "UNALIGNED STACK !!! (Please DO panic)" );
+ callVirtualMethod(
+ pAdjustedThisPtr, aVtableSlot.index,
+ pCppReturn, pReturnTypeDescr->eTypeClass, pParamType,
+ (sal_Int32 *)pCppStackStart, (pCppStack - pCppStackStart) / sizeof(sal_Int32) );
+ // NO exception occured...
+ *ppUnoExc = 0;
+
+ // reconvert temporary params
+ for ( ; nTempIndizes--; )
+ {
+ sal_Int32 nIndex = pTempIndizes[nTempIndizes];
+ typelib_TypeDescription * pParamTypeDescr = ppTempParamTypeDescr[nTempIndizes];
+
+ if (pParams[nIndex].bIn)
+ {
+ if (pParams[nIndex].bOut) // inout
+ {
+ uno_destructData( pUnoArgs[nIndex], pParamTypeDescr, 0 ); // destroy uno value
+ uno_copyAndConvertData( pUnoArgs[nIndex], pCppArgs[nIndex], pParamTypeDescr,
+ pThis->getBridge()->getCpp2Uno() );
+ }
+ }
+ else // pure out
+ {
+ uno_copyAndConvertData( pUnoArgs[nIndex], pCppArgs[nIndex], pParamTypeDescr,
+ pThis->getBridge()->getCpp2Uno() );
+ }
+ // destroy temp cpp param => cpp: every param was constructed
+ uno_destructData( pCppArgs[nIndex], pParamTypeDescr, cpp_release );
+
+ TYPELIB_DANGER_RELEASE( pParamTypeDescr );
+ }
+ // return value
+ if (pCppReturn && pUnoReturn != pCppReturn)
+ {
+ uno_copyAndConvertData( pUnoReturn, pCppReturn, pReturnTypeDescr,
+ pThis->getBridge()->getCpp2Uno() );
+ uno_destructData( pCppReturn, pReturnTypeDescr, cpp_release );
+ }
+ }
+ catch (...)
+ {
+ // fill uno exception
+ fillUnoException( CPPU_CURRENT_NAMESPACE::__cxa_get_globals()->caughtExceptions,
+ *ppUnoExc, pThis->getBridge()->getCpp2Uno() );
+
+ // temporary params
+ for ( ; nTempIndizes--; )
+ {
+ sal_Int32 nIndex = pTempIndizes[nTempIndizes];
+ // destroy temp cpp param => cpp: every param was constructed
+ uno_destructData( pCppArgs[nIndex], ppTempParamTypeDescr[nTempIndizes], cpp_release );
+ TYPELIB_DANGER_RELEASE( ppTempParamTypeDescr[nTempIndizes] );
+ }
+ // return type
+ if (pReturnTypeDescr)
+ TYPELIB_DANGER_RELEASE( pReturnTypeDescr );
+ }
+ }
+
+}
+
+
+namespace bridges { namespace cpp_uno { namespace shared {
+
+//==================================================================================================
+void unoInterfaceProxyDispatch(
+ uno_Interface * pUnoI, const typelib_TypeDescription * pMemberDescr,
+ void * pReturn, void * pArgs[], uno_Any ** ppException )
+{
+ // is my surrogate
+ bridges::cpp_uno::shared::UnoInterfaceProxy * pThis
+ = static_cast< bridges::cpp_uno::shared::UnoInterfaceProxy *> (pUnoI);
+ //typelib_InterfaceTypeDescription * pTypeDescr = pThis->pTypeDescr;
+
+#ifdef BRDEBUG
+ fprintf(stderr,"in dispatch\n");
+#endif
+
+ switch (pMemberDescr->eTypeClass)
+ {
+ case typelib_TypeClass_INTERFACE_ATTRIBUTE:
+ {
+
+ VtableSlot aVtableSlot(
+ getVtableSlot(
+ reinterpret_cast<
+ typelib_InterfaceAttributeTypeDescription const * >(
+ pMemberDescr)));
+
+ if (pReturn)
+ {
+ // dependent dispatch
+ cpp_call(
+ pThis, aVtableSlot,
+ ((typelib_InterfaceAttributeTypeDescription *)pMemberDescr)->pAttributeTypeRef,
+ 0, 0, // no params
+ pReturn, pArgs, ppException );
+ }
+ else
+ {
+ // is SET
+ typelib_MethodParameter aParam;
+ aParam.pTypeRef =
+ ((typelib_InterfaceAttributeTypeDescription *)pMemberDescr)->pAttributeTypeRef;
+ aParam.bIn = sal_True;
+ aParam.bOut = sal_False;
+
+ typelib_TypeDescriptionReference * pReturnTypeRef = 0;
+ OUString aVoidName( RTL_CONSTASCII_USTRINGPARAM("void") );
+ typelib_typedescriptionreference_new(
+ &pReturnTypeRef, typelib_TypeClass_VOID, aVoidName.pData );
+
+ // dependent dispatch
+ aVtableSlot.index += 1; //get then set method
+ cpp_call(
+ pThis, aVtableSlot,
+ pReturnTypeRef,
+ 1, &aParam,
+ pReturn, pArgs, ppException );
+
+ typelib_typedescriptionreference_release( pReturnTypeRef );
+ }
+
+ break;
+ }
+ case typelib_TypeClass_INTERFACE_METHOD:
+ {
+
+ VtableSlot aVtableSlot(
+ getVtableSlot(
+ reinterpret_cast<
+ typelib_InterfaceMethodTypeDescription const * >(
+ pMemberDescr)));
+ switch (aVtableSlot.index)
+ {
+ // standard calls
+ case 1: // acquire uno interface
+ (*pUnoI->acquire)( pUnoI );
+ *ppException = 0;
+ break;
+ case 2: // release uno interface
+ (*pUnoI->release)( pUnoI );
+ *ppException = 0;
+ break;
+ case 0: // queryInterface() opt
+ {
+ typelib_TypeDescription * pTD = 0;
+ TYPELIB_DANGER_GET( &pTD, reinterpret_cast< Type * >( pArgs[0] )->getTypeLibType() );
+ if (pTD)
+ {
+ uno_Interface * pInterface = 0;
+ (*pThis->pBridge->getUnoEnv()->getRegisteredInterface)(
+ pThis->pBridge->getUnoEnv(),
+ (void **)&pInterface, pThis->oid.pData, (typelib_InterfaceTypeDescription *)pTD );
+
+ if (pInterface)
+ {
+ ::uno_any_construct(
+ reinterpret_cast< uno_Any * >( pReturn ),
+ &pInterface, pTD, 0 );
+ (*pInterface->release)( pInterface );
+ TYPELIB_DANGER_RELEASE( pTD );
+ *ppException = 0;
+ break;
+ }
+ TYPELIB_DANGER_RELEASE( pTD );
+ }
+ } // else perform queryInterface()
+ default:
+ // dependent dispatch
+ cpp_call(
+ pThis, aVtableSlot,
+ ((typelib_InterfaceMethodTypeDescription *)pMemberDescr)->pReturnTypeRef,
+ ((typelib_InterfaceMethodTypeDescription *)pMemberDescr)->nParams,
+ ((typelib_InterfaceMethodTypeDescription *)pMemberDescr)->pParams,
+ pReturn, pArgs, ppException );
+ }
+ break;
+ }
+ default:
+ {
+ ::com::sun::star::uno::RuntimeException aExc(
+ OUString( RTL_CONSTASCII_USTRINGPARAM("illegal member type description!") ),
+ ::com::sun::star::uno::Reference< ::com::sun::star::uno::XInterface >() );
+
+ Type const & rExcType = ::getCppuType( &aExc );
+ // binary identical null reference
+ ::uno_type_any_construct( *ppException, &aExc, rExcType.getTypeLibType(), 0 );
+ }
+ }
+}
+}}}
+