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
19using namespace bcc;
20
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
33void SymbolResolverProxy::chainResolver(SymbolResolverInterface &pResolver) {
34  mChain.push_back(&pResolver);
35}
36