1 /* 2 * Copyright 2012, The Android Open Source Project 3 * 4 * Licensed under the Apache License, Version 2.0 (the "License"); 5 * you may not use this file except in compliance with the License. 6 * You may obtain a copy of the License at 7 * 8 * http://www.apache.org/licenses/LICENSE-2.0 9 * 10 * Unless required by applicable law or agreed to in writing, software 11 * distributed under the License is distributed on an "AS IS" BASIS, 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13 * See the License for the specific language governing permissions and 14 * limitations under the License. 15 */ 16 17 #include "bcc/ExecutionEngine/SymbolResolverProxy.h" 18 19 using namespace bcc; 20 getAddress(const char * pName)21void *SymbolResolverProxy::getAddress(const char *pName) { 22 // Search the address of the symbol by following the chain of resolvers. 23 for (size_t i = 0; i < mChain.size(); i++) { 24 void *addr = mChain[i]->getAddress(pName); 25 if (addr != NULL) { 26 return addr; 27 } 28 } 29 // Symbol not found or there's no resolver containing in the chain. 30 return NULL; 31 } 32 chainResolver(SymbolResolverInterface & pResolver)33void SymbolResolverProxy::chainResolver(SymbolResolverInterface &pResolver) { 34 mChain.push_back(&pResolver); 35 } 36