1 /* 2 * Copyright 2011 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 _API_INITIALIZER_H_ 18 #define _API_INITIALIZER_H_ 19 #include <stdlib.h> 20 #include <dlfcn.h> 21 22 class ApiInitializer { 23 public: 24 ApiInitializer(void *dso) : 25 m_dso(dso) { 26 } 27 static void *s_getProc(const char *name, void *userData) { 28 ApiInitializer *self = (ApiInitializer *)userData; 29 return self->getProc(name); 30 } 31 private: 32 void *m_dso; 33 void *getProc(const char *name) { 34 void *symbol = NULL; 35 if (m_dso) { 36 symbol = dlsym(m_dso, name); 37 } 38 return symbol; 39 } 40 }; 41 42 #endif 43
