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 STUB_LAYOUT_H 18 #define STUB_LAYOUT_H 19 20 #include <map> 21 #include <stdlib.h> 22 23 class StubLayout { 24 private: 25 unsigned char *table; 26 size_t count; 27 28 std::map<void *, void *> stub_index; 29 30 public: 31 StubLayout(); ~StubLayout()32 virtual ~StubLayout() { } 33 34 void initStubTable(unsigned char *table, size_t count); 35 void *allocateStub(void *addr = 0); 36 37 size_t calcStubTableSize(size_t count) const; 38 virtual size_t getUnitStubSize() const = 0; 39 40 private: 41 virtual void setStubAddress(void *stub, void *addr) = 0; 42 43 }; 44 45 class StubLayoutARM : public StubLayout { 46 public: StubLayoutARM()47 StubLayoutARM() { } 48 size_t getUnitStubSize() const; 49 50 private: 51 virtual void setStubAddress(void *stub, void *addr); 52 }; 53 54 class StubLayoutMIPS : public StubLayout { 55 public: StubLayoutMIPS()56 StubLayoutMIPS() { } 57 size_t getUnitStubSize() const; 58 59 private: 60 virtual void setStubAddress(void *stub, void *addr); 61 }; 62 63 64 #endif // STUB_LAYOUT_H 65