int runTestBug19537(NDBT_Context* ctx, NDBT_Step* step){ const NdbDictionary::Table * pTab = ctx->getTab(); Ndb* pNdb = GETNDB(step); if (strcmp(pTab->getName(), "T1") != 0) { g_err << "runTestBug19537: skip, table != T1" << endl; return NDBT_OK; } NdbConnection* pTrans = pNdb->startTransaction(); if (pTrans == NULL){ ERR(pNdb->getNdbError()); return NDBT_FAILED; } NdbOperation* pOp = pTrans->getNdbOperation(pTab->getName()); if (pOp == NULL) { ERR(pTrans->getNdbError()); pNdb->closeTransaction(pTrans); return NDBT_FAILED; } if (pOp->interpretedUpdateTuple() == -1) { ERR(pOp->getNdbError()); pNdb->closeTransaction(pTrans); return NDBT_FAILED; } // Primary keys const Uint32 pkVal = 1; if (pOp->equal("KOL1", pkVal) == -1) { ERR(pTrans->getNdbError()); pNdb->closeTransaction(pTrans); return NDBT_FAILED; } // Load 64-bit constant into register 1 and // write from register 1 to 32-bit column KOL2 const Uint64 reg_val = 0x0102030405060708ULL; #if 0 Uint32 reg_ptr32[2]; memcpy(&(reg_ptr32[0]), (Uint8*)®_val, sizeof(Uint32)); memcpy(&(reg_ptr32[1]), ((Uint8*)®_val)+4, sizeof(Uint32)); if (reg_ptr32[0] == 0x05060708 && reg_ptr32[1] == 0x01020304) { g_err << "runTestBug19537: platform is LITTLE endian" << endl; } else if (reg_ptr32[0] == 0x01020304 && reg_ptr32[1] == 0x05060708) { g_err << "runTestBug19537: platform is BIG endian" << endl; } else { g_err << "runTestBug19537: impossible platform" << hex << " [0]=" << reg_ptr32[0] << " [1]=" <<reg_ptr32[1] << endl; pNdb->closeTransaction(pTrans); return NDBT_FAILED; } #endif if (pOp->load_const_u64(1, reg_val) == -1 || pOp->write_attr("KOL2", 1) == -1) { ERR(pOp->getNdbError()); pNdb->closeTransaction(pTrans); return NDBT_FAILED; } if (pTrans->execute(Commit) == -1) { ERR(pTrans->getNdbError()); pNdb->closeTransaction(pTrans); return NDBT_FAILED; } // Read value via a new transaction pTrans = pNdb->startTransaction(); if (pTrans == NULL){ ERR(pNdb->getNdbError()); return NDBT_FAILED; } pOp = pTrans->getNdbOperation(pTab->getName()); if (pOp == NULL) { ERR(pTrans->getNdbError()); pNdb->closeTransaction(pTrans); return NDBT_FAILED; } Uint32 kol2 = 0x09090909; if (pOp->readTuple() == -1 || pOp->equal("KOL1", pkVal) == -1 || pOp->getValue("KOL2", (char*)&kol2) == 0) { ERR(pOp->getNdbError()); pNdb->closeTransaction(pTrans); return NDBT_FAILED; } if (pTrans->execute(Commit) == -1) { ERR(pTrans->getNdbError()); pNdb->closeTransaction(pTrans); return NDBT_FAILED; } // Expected conversion as in C - truncate to lower (logical) word if (kol2 == 0x01020304) { g_err << "runTestBug19537: the bug manifests itself !" << endl; pNdb->closeTransaction(pTrans); return NDBT_FAILED; } if (kol2 != 0x05060708) { g_err << "runTestBug19537: impossible KOL2 " << hex << kol2 << endl; pNdb->closeTransaction(pTrans); return NDBT_FAILED; } pNdb->closeTransaction(pTrans); return NDBT_OK; }