1 //===- MemoryObject.cpp - Abstract memory interface -----------------------===// 2 // 3 // The LLVM Compiler Infrastructure 4 // 5 // This file is distributed under the University of Illinois Open Source 6 // License. See LICENSE.TXT for details. 7 // 8 //===----------------------------------------------------------------------===// 9 10 #include "llvm/Support/MemoryObject.h" 11 using namespace llvm; 12 13 MemoryObject::~MemoryObject() { 14 } 15 16 int MemoryObject::readBytes(uint64_t address, 17 uint64_t size, 18 uint8_t* buf) const { 19 uint64_t current = address; 20 uint64_t limit = getBase() + getExtent(); 21 22 if (current + size > limit) 23 return -1; 24 25 while (current - address < size) { 26 if (readByte(current, &buf[(current - address)])) 27 return -1; 28 29 current++; 30 } 31 32 return 0; 33 } 34