1 /* 2 * Copyright (C) 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 #include "memory_region.h" 18 19 #include <stdint.h> 20 #include <string.h> 21 22 #include "base/logging.h" 23 #include "globals.h" 24 25 namespace art { 26 27 void MemoryRegion::CopyFrom(size_t offset, const MemoryRegion& from) const { 28 CHECK(from.pointer() != NULL); 29 CHECK_GT(from.size(), 0U); 30 CHECK_GE(this->size(), from.size()); 31 CHECK_LE(offset, this->size() - from.size()); 32 memmove(reinterpret_cast<void*>(start() + offset), 33 from.pointer(), from.size()); 34 } 35 36 } // namespace art 37
