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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 #ifndef BCC_EXECUTION_ENGINE_SYMBOL_RESOLVER_INTERFACE_H
18 #define BCC_EXECUTION_ENGINE_SYMBOL_RESOLVER_INTERFACE_H
19 
20 #include <cstddef>
21 
22 namespace bcc {
23 
24 class SymbolResolverInterface {
25 public:
LookupFunction(void * pResolver,const char * pName)26   static void *LookupFunction(void *pResolver, const char *pName) {
27     SymbolResolverInterface *resolver =
28         reinterpret_cast<SymbolResolverInterface*>(pResolver);
29     return ((resolver != NULL) ? resolver->getAddress(pName) : NULL);
30   }
31 
32   // Should this be a const method?
33   virtual void *getAddress(const char *pName) = 0;
34 
~SymbolResolverInterface()35   virtual ~SymbolResolverInterface() { }
36 };
37 
38 } // end namespace bcc
39 
40 #endif // BCC_EXECUTION_ENGINE_SYMBOL_RESOLVER_INTERFACE_H
41