コード例 #1
0
ファイル: FSFolder.cpp プロジェクト: cube-soft/7z
bool CFSFolder::LoadComments()
{
  _comments.Clear();
  _commentsAreLoaded = true;
  NIO::CInFile file;
  if (!file.Open(_path + kDescriptionFileName))
    return false;
  UInt64 len;
  if (!file.GetLength(len))
    return false;
  if (len >= (1 << 28))
    return false;
  AString s;
  char *p = s.GetBuf((unsigned)(size_t)len);
  UInt32 processedSize;
  file.Read(p, (UInt32)len, processedSize);
  s.ReleaseBuf_CalcLen((unsigned)(size_t)len);
  if (processedSize != len)
    return false;
  file.Close();
  UString unicodeString;
  if (!ConvertUTF8ToUnicode(s, unicodeString))
    return false;
  return _comments.ReadFromString(unicodeString);
}
コード例 #2
0
ファイル: ChmIn.cpp プロジェクト: mcmilk/7-Zip-zstd
void CInArchive::ReadString(unsigned size, AString &s)
{
  s.Empty();
  if (size != 0)
  {
    ReadBytes((Byte *)s.GetBuf(size), size);
    s.ReleaseBuf_CalcLen(size);
  }
}
コード例 #3
0
ファイル: ListFileUtils.cpp プロジェクト: MIPS/external-lzma
bool ReadNamesFromListFile(CFSTR fileName, UStringVector &strings, UINT codePage)
{
  NWindows::NFile::NIO::CInFile file;
  if (!file.Open(fileName))
    return false;
  UInt64 fileSize;
  if (!file.GetLength(fileSize))
    return false;
  if (fileSize >= ((UInt32)1 << 31) - 32)
    return false;
  UString u;
  if (codePage == MY__CP_UTF16 || codePage == MY__CP_UTF16BE)
  {
    if ((fileSize & 1) != 0)
      return false;
    CByteArr buf((size_t)fileSize);
    UInt32 processed;
    if (!file.Read(buf, (UInt32)fileSize, processed))
      return false;
    if (processed != fileSize)
      return false;
    file.Close();
    unsigned num = (unsigned)fileSize / 2;
    wchar_t *p = u.GetBuf(num);
    if (codePage == MY__CP_UTF16)
      for (unsigned i = 0; i < num; i++)
      {
        wchar_t c = GetUi16(buf + i * 2);
        if (c == 0)
          return false;
        p[i] = c;
      }
    else
      for (unsigned i = 0; i < num; i++)
      {
        wchar_t c = (wchar_t)GetBe16(buf + i * 2);
        if (c == 0)
          return false;
        p[i] = c;
      }
    p[num] = 0;
    u.ReleaseBuf_SetLen(num);
  }
  else
  {
    AString s;
    char *p = s.GetBuf((unsigned)fileSize);
    UInt32 processed;
    if (!file.Read(p, (UInt32)fileSize, processed))
      return false;
    if (processed != fileSize)
      return false;
    file.Close();
    s.ReleaseBuf_CalcLen((unsigned)processed);
    if (s.Len() != processed)
      return false;
    
    // #ifdef CP_UTF8
    if (codePage == CP_UTF8)
    {
      if (!ConvertUTF8ToUnicode(s, u))
        return false;
    }
    else
    // #endif
      MultiByteToUnicodeString2(u, s, codePage);
  }

  const wchar_t kGoodBOM = 0xFEFF;
  const wchar_t kBadBOM  = 0xFFFE;
  
  UString s;
  unsigned i = 0;
  for (; i < u.Len() && u[i] == kGoodBOM; i++);
  for (; i < u.Len(); i++)
  {
    wchar_t c = u[i];
    if (c == kGoodBOM || c == kBadBOM)
      return false;
    if (c == L'\n' || c == 0xD)
    {
      AddName(strings, s);
      s.Empty();
    }
    else
      s += c;
  }
  AddName(strings, s);
  return true;
}