File: MemoryObject.cpp

package info (click to toggle)
clamav 0.98.6%2Bdfsg-1
  • links: PTS, VCS
  • area: main
  • in suites: jessie-kfreebsd
  • size: 54,844 kB
  • sloc: cpp: 267,090; ansic: 151,215; sh: 36,044; python: 2,630; makefile: 2,224; perl: 1,690; pascal: 1,218; lisp: 184; csh: 117; xml: 38; asm: 32; exp: 4
file content (34 lines) | stat: -rw-r--r-- 921 bytes parent folder | download | duplicates (7)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
//===- MemoryObject.cpp - Abstract memory interface -----------------------===//
//
//                     The LLVM Compiler Infrastructure
//
// This file is distributed under the University of Illinois Open Source
// License. See LICENSE.TXT for details.
//
//===----------------------------------------------------------------------===//

#include "llvm/Support/MemoryObject.h"
using namespace llvm;
  
MemoryObject::~MemoryObject() {
}

int MemoryObject::readBytes(uint64_t address,
                            uint64_t size,
                            uint8_t* buf,
                            uint64_t* copied) const {
  uint64_t current = address;
  uint64_t limit = getBase() + getExtent();
  
  while (current - address < size && current < limit) {
    if (readByte(current, &buf[(current - address)]))
      return -1;
    
    current++;
  }
  
  if (copied)
    *copied = current - address;
  
  return 0;
}