/*----------------------------------------------------------------------
| NPT_ZipFile::GetInputStream
+---------------------------------------------------------------------*/
NPT_Result
NPT_ZipFile::GetInputStream(Entry& entry, NPT_InputStreamReference& zip_stream, NPT_InputStream*& file_stream)
{
// default return value
file_stream = NULL;
// we don't support encrypted files
if (entry.m_Flags & NPT_ZIP_FILE_FLAG_ENCRYPTED) {
return NPT_ERROR_NOT_SUPPORTED;
}
// check that we support the compression method
#if NPT_CONFIG_ENABLE_ZIP
if (entry.m_CompressionMethod != NPT_ZIP_FILE_COMPRESSION_METHOD_NONE &&
entry.m_CompressionMethod != NPT_ZIP_FILE_COMPRESSION_METHOD_DEFLATE) {
return NPT_ERROR_NOT_SUPPORTED;
}
#else
if (entry.m_CompressionMethod != NPT_ZIP_FILE_COMPRESSION_METHOD_NONE) {
return NPT_ERROR_NOT_SUPPORTED;
}
#endif
// seek to the start of the file entry
NPT_Result result = zip_stream->Seek(entry.m_RelativeOffset);
if (NPT_FAILED(result)) {
NPT_LOG_WARNING_1("seek failed (%d)", result);
return result;
}
// read the fixed part of the header
unsigned char header[30];
result = zip_stream->ReadFully(header, 30);
if (NPT_FAILED(result)) {
NPT_LOG_WARNING_1("read failed (%d)", result);
return result;
}
NPT_UInt16 file_name_length = NPT_BytesToInt16Le(&header[26]);
NPT_UInt16 extra_field_length = NPT_BytesToInt16Le(&header[28]);
unsigned int header_size = 30+file_name_length+extra_field_length;
NPT_LargeSize zip_stream_size = 0;
zip_stream->GetSize(zip_stream_size);
if (entry.m_RelativeOffset+header_size+entry.m_CompressedSize > zip_stream_size) {
// something's wrong here
return NPT_ERROR_INVALID_FORMAT;
}
file_stream = new NPT_SubInputStream(zip_stream, entry.m_RelativeOffset+header_size, entry.m_CompressedSize);
#if NPT_CONFIG_ENABLE_ZIP
if (entry.m_CompressionMethod == NPT_ZIP_FILE_COMPRESSION_METHOD_DEFLATE) {
NPT_InputStreamReference file_stream_ref(file_stream);
file_stream = new NPT_ZipInflatingInputStream(file_stream_ref, true);
}
#endif
return NPT_SUCCESS;
}
/*----------------------------------------------------------------------
| main
+---------------------------------------------------------------------*/
int
main(int argc, char** argv)
{
NPT_Result result;
NPT_FileInfo info;
NPT_ASSERT(NPT_File::GetInfo("foobar.doesnotexist", NULL) == NPT_ERROR_NO_SUCH_FILE);
NPT_ASSERT(!NPT_File::Exists("foobar.doesnotexist"));
// test special names
NPT_File file(NPT_FILE_STANDARD_INPUT);
NPT_ASSERT(NPT_SUCCEEDED(file.GetInfo(info)));
NPT_ASSERT(info.m_Type == NPT_FileInfo::FILE_TYPE_SPECIAL);
file = NPT_File(NPT_FILE_STANDARD_OUTPUT);
NPT_ASSERT(NPT_SUCCEEDED(file.GetInfo(info)));
NPT_ASSERT(info.m_Type == NPT_FileInfo::FILE_TYPE_SPECIAL);
file = NPT_File(NPT_FILE_STANDARD_ERROR);
NPT_ASSERT(NPT_SUCCEEDED(file.GetInfo(info)));
NPT_ASSERT(info.m_Type == NPT_FileInfo::FILE_TYPE_SPECIAL);
if (NPT_File::Exists("foobar.file1")) {
result = NPT_File::DeleteFile("foobar.file1");
NPT_ASSERT(NPT_SUCCEEDED(result));
}
result = CreateNewFile("foobar.file1", 9);
NPT_ASSERT(NPT_SUCCEEDED(result));
NPT_ASSERT(NPT_File::Exists("foobar.file1"));
result = NPT_File::GetInfo("foobar.file1", &info);
NPT_ASSERT(NPT_SUCCEEDED(result));
NPT_ASSERT(info.m_Type == NPT_FileInfo::FILE_TYPE_REGULAR);
NPT_ASSERT(info.m_Size == 9);
{
NPT_File f1("foobar.file1");
result = f1.GetInfo(info);
NPT_ASSERT(NPT_SUCCEEDED(result));
NPT_ASSERT(info.m_Type == NPT_FileInfo::FILE_TYPE_REGULAR);
NPT_ASSERT(info.m_Size == 9);
}
{
NPT_File f1("foobar.file1");
NPT_LargeSize size;
result = f1.GetSize(size);
NPT_ASSERT(NPT_SUCCEEDED(result));
NPT_ASSERT(size == 9);
}
{
NPT_File f1("foobar.file1");
result = f1.Rename("foobar.file1-r");
NPT_ASSERT(NPT_SUCCEEDED(result));
NPT_ASSERT(f1.GetPath() == "foobar.file1-r");
}
NPT_ASSERT(NPT_File::Exists("foobar.file1-r"));
result = NPT_File::GetInfo("foobar.file1-r", &info);
NPT_ASSERT(NPT_SUCCEEDED(result));
NPT_ASSERT(info.m_Type == NPT_FileInfo::FILE_TYPE_REGULAR);
NPT_ASSERT(info.m_Size == 9);
// dirs
NPT_ASSERT(!NPT_File::Exists("foobar.dir"));
result = NPT_File::CreateDirectory("foobar.dir");
NPT_ASSERT(NPT_SUCCEEDED(result));
result = NPT_File::GetInfo("foobar.dir", &info);
NPT_ASSERT(NPT_SUCCEEDED(result));
NPT_ASSERT(info.m_Type == NPT_FileInfo::FILE_TYPE_DIRECTORY);
{
NPT_File f1("foobar.dir");
result = f1.GetInfo(info);
NPT_ASSERT(NPT_SUCCEEDED(result));
NPT_ASSERT(info.m_Type == NPT_FileInfo::FILE_TYPE_DIRECTORY);
}
NPT_String dirname = "foobar.dir";
NPT_String fname;
fname = dirname;
fname += NPT_FilePath::Separator;
fname += "file1";
result = CreateNewFile(fname, 1);
NPT_ASSERT(NPT_SUCCEEDED(result));
fname = dirname;
fname += NPT_FilePath::Separator;
fname += "file2";
result = CreateNewFile(fname, 2);
NPT_ASSERT(NPT_SUCCEEDED(result));
fname = dirname;
fname += NPT_FilePath::Separator;
fname += "file3";
result = CreateNewFile(fname, 3);
NPT_ASSERT(NPT_SUCCEEDED(result));
NPT_List<NPT_String> entries;
result = NPT_File::ListDirectory("foobar.dir", entries);
NPT_ASSERT(NPT_SUCCEEDED(result));
NPT_ASSERT(entries.GetItemCount() == 3);
result = NPT_File::DeleteFile("foobar.dir");
NPT_ASSERT(NPT_FAILED(result));
result = NPT_File::DeleteDirectory("foobar.dir");
NPT_ASSERT(result == NPT_ERROR_DIRECTORY_NOT_EMPTY);
result = NPT_File::Rename("foobar.dir", "foobar.dir-r");
NPT_ASSERT(NPT_SUCCEEDED(result));
dirname = "foobar.dir-r";
fname = dirname;
fname += NPT_FilePath::Separator;
fname += "file1";
result = NPT_File::DeleteFile(fname);
NPT_ASSERT(NPT_SUCCEEDED(result));
fname = dirname;
fname += NPT_FilePath::Separator;
fname += "file2";
result = NPT_File::DeleteFile(fname);
NPT_ASSERT(NPT_SUCCEEDED(result));
fname = dirname;
fname += NPT_FilePath::Separator;
fname += "file3";
result = NPT_File::DeleteFile(fname);
NPT_ASSERT(NPT_SUCCEEDED(result));
result = NPT_File::DeleteDirectory("foobar.dir-r");
NPT_ASSERT(NPT_SUCCEEDED(result));
NPT_ASSERT(!NPT_File::Exists("foobar.dir-r"));
// paths
NPT_String test;
test = NPT_FilePath::BaseName("");
NPT_ASSERT(test == "");
test = NPT_FilePath::BaseName("a");
NPT_ASSERT(test == "a");
test = NPT_FilePath::BaseName("a"+NPT_FilePath::Separator+"b");
NPT_ASSERT(test == "b");
test = NPT_FilePath::BaseName("a"+NPT_FilePath::Separator+"b"+NPT_FilePath::Separator);
NPT_ASSERT(test == "");
test = NPT_FilePath::BaseName(NPT_FilePath::Separator+"a");
NPT_ASSERT(test == "a");
test = NPT_FilePath::BaseName(NPT_FilePath::Separator);
NPT_ASSERT(test == "");
test = NPT_FilePath::DirectoryName("");
NPT_ASSERT(test == "");
test = NPT_FilePath::DirectoryName("a");
NPT_ASSERT(test == "");
test = NPT_FilePath::DirectoryName("a"+NPT_FilePath::Separator+"b");
NPT_ASSERT(test == "a");
test = NPT_FilePath::DirectoryName("a"+NPT_FilePath::Separator+"b"+NPT_FilePath::Separator);
NPT_ASSERT(test == "a"+NPT_FilePath::Separator+"b");
test = NPT_FilePath::DirectoryName(NPT_FilePath::Separator+"a");
NPT_ASSERT(test == NPT_FilePath::Separator);
test = NPT_FilePath::DirectoryName(NPT_FilePath::Separator);
NPT_ASSERT(test == NPT_FilePath::Separator);
// large files
if (argc == 2) {
result = CreateNewFile(argv[1], 0x10000, 0x10007);
NPT_ASSERT(NPT_SUCCEEDED(result));
NPT_String new_name = argv[1];
new_name += ".renamed";
result = NPT_File::Rename(argv[1], new_name);
NPT_ASSERT(NPT_SUCCEEDED(result));
file = NPT_File(new_name);
result = file.Open(NPT_FILE_OPEN_MODE_READ);
NPT_ASSERT(NPT_SUCCEEDED(result));
NPT_InputStreamReference input;
file.GetInputStream(input);
NPT_Position position;
result = input->Tell(position);
NPT_ASSERT(NPT_SUCCEEDED(result));
NPT_ASSERT(position == 0);
NPT_LargeSize large_size = (NPT_LargeSize)0x10007 * (NPT_LargeSize)0x10000;
result = input->Seek(large_size-0x10007);
NPT_ASSERT(NPT_SUCCEEDED(result));
result = input->Tell(position);
NPT_ASSERT(NPT_SUCCEEDED(result));
NPT_ASSERT(position == large_size-0x10007);
unsigned char* buffer = new unsigned char[0x10007];
result = input->ReadFully(buffer, 0x10007);
NPT_ASSERT(NPT_SUCCEEDED(result));
result = input->Tell(position);
NPT_ASSERT(NPT_SUCCEEDED(result));
NPT_ASSERT(position == large_size);
for (unsigned int i=0; i<0x10007; i++) {
NPT_ASSERT(buffer[i] == (unsigned char)i);
}
file.Close();
NPT_File::DeleteFile(new_name);
}
return 0;
}
/*----------------------------------------------------------------------
| main
+---------------------------------------------------------------------*/
int
main(int argc, char** argv)
{
NPT_Result result;
NPT_FileInfo info;
NPT_ASSERT(NPT_File::GetInfo("foobar.doesnotexist", NULL) == NPT_ERROR_NO_SUCH_FILE);
NPT_ASSERT(!NPT_File::Exists("foobar.doesnotexist"));
// test special names
NPT_File file(NPT_FILE_STANDARD_INPUT);
NPT_ASSERT(NPT_SUCCEEDED(file.GetInfo(info)));
NPT_ASSERT(info.m_Type == NPT_FileInfo::FILE_TYPE_SPECIAL);
file = NPT_File(NPT_FILE_STANDARD_OUTPUT);
NPT_ASSERT(NPT_SUCCEEDED(file.GetInfo(info)));
NPT_ASSERT(info.m_Type == NPT_FileInfo::FILE_TYPE_SPECIAL);
file = NPT_File(NPT_FILE_STANDARD_ERROR);
NPT_ASSERT(NPT_SUCCEEDED(file.GetInfo(info)));
NPT_ASSERT(info.m_Type == NPT_FileInfo::FILE_TYPE_SPECIAL);
if (NPT_File::Exists("foobar.file1")) {
result = NPT_File::RemoveFile("foobar.file1");
NPT_ASSERT(NPT_SUCCEEDED(result));
}
result = CreateNewFile("foobar.file1", 9);
NPT_ASSERT(NPT_SUCCEEDED(result));
NPT_ASSERT(NPT_File::Exists("foobar.file1"));
result = NPT_File::GetInfo("foobar.file1", &info);
NPT_ASSERT(NPT_SUCCEEDED(result));
NPT_ASSERT(info.m_Type == NPT_FileInfo::FILE_TYPE_REGULAR);
NPT_ASSERT(info.m_Size == 9);
{
NPT_File f1("foobar.file1");
result = f1.GetInfo(info);
NPT_ASSERT(NPT_SUCCEEDED(result));
NPT_ASSERT(info.m_Type == NPT_FileInfo::FILE_TYPE_REGULAR);
NPT_ASSERT(info.m_Size == 9);
}
{
NPT_File f1("foobar.file1");
NPT_LargeSize size;
result = f1.GetSize(size);
NPT_ASSERT(NPT_SUCCEEDED(result));
NPT_ASSERT(size == 9);
}
{
NPT_File f1("foobar.file1");
result = f1.Rename("foobar.file1-r");
NPT_ASSERT(NPT_SUCCEEDED(result));
NPT_ASSERT(f1.GetPath() == "foobar.file1-r");
}
NPT_ASSERT(NPT_File::Exists("foobar.file1-r"));
result = NPT_File::GetInfo("foobar.file1-r", &info);
NPT_ASSERT(NPT_SUCCEEDED(result));
NPT_ASSERT(info.m_Type == NPT_FileInfo::FILE_TYPE_REGULAR);
NPT_ASSERT(info.m_Size == 9);
// dirs
NPT_ASSERT(!NPT_File::Exists("foobar.dir"));
result = NPT_File::CreateDir("foobar.dir");
NPT_ASSERT(NPT_SUCCEEDED(result));
result = NPT_File::GetInfo("foobar.dir", &info);
NPT_ASSERT(NPT_SUCCEEDED(result));
NPT_ASSERT(info.m_Type == NPT_FileInfo::FILE_TYPE_DIRECTORY);
{
NPT_File f1("foobar.dir");
result = f1.GetInfo(info);
NPT_ASSERT(NPT_SUCCEEDED(result));
NPT_ASSERT(info.m_Type == NPT_FileInfo::FILE_TYPE_DIRECTORY);
}
NPT_String dirname = "foobar.dir";
NPT_String fname;
fname = dirname;
fname += NPT_FilePath::Separator;
fname += "file1";
result = CreateNewFile(fname, 1);
NPT_ASSERT(NPT_SUCCEEDED(result));
fname = dirname;
fname += NPT_FilePath::Separator;
fname += "file2";
result = CreateNewFile(fname, 2);
NPT_ASSERT(NPT_SUCCEEDED(result));
fname = dirname;
fname += NPT_FilePath::Separator;
fname += "file3";
result = CreateNewFile(fname, 3);
NPT_ASSERT(NPT_SUCCEEDED(result));
NPT_List<NPT_String> entries;
result = NPT_File::ListDir("foobar.dir", entries);
NPT_ASSERT(NPT_SUCCEEDED(result));
NPT_ASSERT(entries.GetItemCount() == 3);
result = NPT_File::RemoveFile("foobar.dir");
NPT_ASSERT(NPT_FAILED(result));
result = NPT_File::RemoveDir("foobar.dir");
NPT_ASSERT(result == NPT_ERROR_DIRECTORY_NOT_EMPTY);
result = NPT_File::Rename("foobar.dir", "foobar.dir-r");
NPT_ASSERT(NPT_SUCCEEDED(result));
dirname = "foobar.dir-r";
fname = dirname;
fname += NPT_FilePath::Separator;
fname += "file1";
result = NPT_File::RemoveFile(fname);
NPT_ASSERT(NPT_SUCCEEDED(result));
fname = dirname;
fname += NPT_FilePath::Separator;
fname += "file2";
result = NPT_File::RemoveFile(fname);
NPT_ASSERT(NPT_SUCCEEDED(result));
fname = dirname;
fname += NPT_FilePath::Separator;
fname += "file3";
result = NPT_File::RemoveFile(fname);
NPT_ASSERT(NPT_SUCCEEDED(result));
result = NPT_File::RemoveDir("foobar.dir-r");
NPT_ASSERT(NPT_SUCCEEDED(result));
NPT_ASSERT(!NPT_File::Exists("foobar.dir-r"));
// paths
NPT_String test;
test = NPT_FilePath::BaseName("");
NPT_ASSERT(test == "");
test = NPT_FilePath::BaseName("a");
NPT_ASSERT(test == "a");
test = NPT_FilePath::BaseName("a"+NPT_FilePath::Separator+"b");
NPT_ASSERT(test == "b");
test = NPT_FilePath::BaseName("a"+NPT_FilePath::Separator+"b"+NPT_FilePath::Separator);
NPT_ASSERT(test == "");
test = NPT_FilePath::BaseName(NPT_FilePath::Separator+"a");
NPT_ASSERT(test == "a");
test = NPT_FilePath::BaseName(NPT_FilePath::Separator);
NPT_ASSERT(test == "");
test = NPT_FilePath::DirName("");
NPT_ASSERT(test == "");
test = NPT_FilePath::DirName("a");
NPT_ASSERT(test == "");
test = NPT_FilePath::DirName("a"+NPT_FilePath::Separator+"b");
NPT_ASSERT(test == "a");
test = NPT_FilePath::DirName("a"+NPT_FilePath::Separator+"b"+NPT_FilePath::Separator);
NPT_ASSERT(test == "a"+NPT_FilePath::Separator+"b");
test = NPT_FilePath::DirName(NPT_FilePath::Separator+"a");
NPT_ASSERT(test == NPT_FilePath::Separator);
test = NPT_FilePath::DirName(NPT_FilePath::Separator);
NPT_ASSERT(test == NPT_FilePath::Separator);
// small files
result = CreateNewFile("small.bin", 0x100, 0x107);
NPT_ASSERT(NPT_SUCCEEDED(result));
file = NPT_File("small.bin");
result = file.Open(NPT_FILE_OPEN_MODE_READ);
NPT_ASSERT(NPT_SUCCEEDED(result));
NPT_InputStreamReference input;
file.GetInputStream(input);
NPT_Position position;
result = input->Tell(position);
NPT_ASSERT(NPT_SUCCEEDED(result));
NPT_ASSERT(position == 0);
NPT_LargeSize large_size = (NPT_LargeSize)0x107 * (NPT_LargeSize)0x100;
result = input->Seek(large_size-0x107);
NPT_ASSERT(NPT_SUCCEEDED(result));
result = input->Tell(position);
NPT_ASSERT(NPT_SUCCEEDED(result));
NPT_ASSERT(position == large_size-0x107);
unsigned char* buffer = new unsigned char[0x107];
result = input->ReadFully(buffer, 0x107);
NPT_ASSERT(NPT_SUCCEEDED(result));
result = input->Tell(position);
NPT_ASSERT(NPT_SUCCEEDED(result));
NPT_ASSERT(position == large_size);
for (unsigned int i=0; i<0x107; i++) {
NPT_ASSERT(buffer[i] == (unsigned char)i);
}
file.Close();
NPT_File::RemoveFile(file.GetPath());
// large files
if (argc == 2) {
result = CreateNewFile(argv[1], 0x10000, 0x10007);
NPT_ASSERT(NPT_SUCCEEDED(result));
NPT_String new_name = argv[1];
new_name += ".renamed";
result = NPT_File::Rename(argv[1], new_name);
NPT_ASSERT(NPT_SUCCEEDED(result));
file = NPT_File(new_name);
result = file.Open(NPT_FILE_OPEN_MODE_READ);
NPT_ASSERT(NPT_SUCCEEDED(result));
file.GetInputStream(input);
result = input->Tell(position);
NPT_ASSERT(NPT_SUCCEEDED(result));
NPT_ASSERT(position == 0);
large_size = (NPT_LargeSize)0x10007 * (NPT_LargeSize)0x10000;
result = input->Seek(large_size-0x10007);
NPT_ASSERT(NPT_SUCCEEDED(result));
result = input->Tell(position);
NPT_ASSERT(NPT_SUCCEEDED(result));
NPT_ASSERT(position == large_size-0x10007);
buffer = new unsigned char[0x10007];
result = input->ReadFully(buffer, 0x10007);
NPT_ASSERT(NPT_SUCCEEDED(result));
result = input->Tell(position);
NPT_ASSERT(NPT_SUCCEEDED(result));
NPT_ASSERT(position == large_size);
for (unsigned int i=0; i<0x10007; i++) {
NPT_ASSERT(buffer[i] == (unsigned char)i);
}
file.Close();
NPT_File::RemoveFile(new_name);
}
// test dynamic size
//NPT_LargeSize size;
unsigned char buff[16] = {0x00, 0x01, 0x02, 0x03, 0x04, 0x05, 0x06, 0x07, 0x08, 0x09, 0x0a, 0x0b, 0x0c, 0x0d, 0x0e, 0x0f};
const char* filename = "pi.\xCF\x80.test";
NPT_TimeInterval wait(2.0f);
if (argc > 1) {
filename = argv[1];
}
NPT_File file1(filename);
NPT_OutputStreamReference output;
NPT_ASSERT(NPT_SUCCEEDED(file1.Open(NPT_FILE_OPEN_MODE_CREATE | NPT_FILE_OPEN_MODE_WRITE | NPT_FILE_OPEN_MODE_READ | NPT_FILE_OPEN_MODE_TRUNCATE)));
NPT_ASSERT(NPT_SUCCEEDED(file1.GetSize(size)));
NPT_ASSERT(size == 0);
NPT_ASSERT(NPT_SUCCEEDED(file1.GetOutputStream(output)));
NPT_ASSERT(NPT_SUCCEEDED(file1.GetInputStream(input)));
NPT_ASSERT(NPT_SUCCEEDED(output->Tell(position)));
NPT_ASSERT(position == 0);
NPT_ASSERT(NPT_SUCCEEDED(input->Tell(position)));
NPT_ASSERT(position == 0);
NPT_ASSERT(NPT_SUCCEEDED(output->WriteFully(buff, 16)));
output->Flush();
NPT_System::Sleep(wait);
NPT_ASSERT(NPT_SUCCEEDED(file1.GetSize(size)));
NPT_ASSERT(size == 16);
NPT_ASSERT(NPT_SUCCEEDED(output->Tell(position)));
NPT_ASSERT(NPT_SUCCEEDED(input->GetSize(size)));
NPT_ASSERT(size == 16);
NPT_ASSERT(position == 16);
NPT_ASSERT(NPT_SUCCEEDED(input->Tell(position)));
NPT_ASSERT(position == 16);
NPT_ASSERT(NPT_SUCCEEDED(output->Seek(8)));
NPT_ASSERT(NPT_SUCCEEDED(output->Tell(position)));
NPT_ASSERT(position == 8);
NPT_File file2(filename);
NPT_InputStreamReference input2;
NPT_ASSERT(NPT_SUCCEEDED(file2.Open(NPT_FILE_OPEN_MODE_READ)));
NPT_ASSERT(NPT_SUCCEEDED(file2.GetSize(size)));
NPT_ASSERT(size == 16);
NPT_ASSERT(NPT_SUCCEEDED(file2.GetInputStream(input2)));
NPT_ASSERT(NPT_SUCCEEDED(input2->GetSize(size)));
NPT_ASSERT(size == 16);
NPT_ASSERT(NPT_SUCCEEDED(input2->Tell(position)));
NPT_ASSERT(position == 0);
NPT_ASSERT(NPT_SUCCEEDED(input2->Seek(8)));
NPT_ASSERT(NPT_SUCCEEDED(input2->Tell(position)));
NPT_ASSERT(position == 8);
NPT_ASSERT(NPT_SUCCEEDED(output->WriteFully(buff, 16)));
output->Flush();
NPT_System::Sleep(wait);
NPT_ASSERT(NPT_SUCCEEDED(file2.GetSize(size)));
NPT_ASSERT(size == 24);
NPT_ASSERT(NPT_SUCCEEDED(output->Tell(position)));
NPT_ASSERT(position == 24);
NPT_ASSERT(NPT_SUCCEEDED(input->Tell(position)));
NPT_ASSERT(position == 24);
NPT_ASSERT(NPT_SUCCEEDED(input2->GetSize(size)));
NPT_ASSERT(size == 24);
NPT_ASSERT(NPT_SUCCEEDED(input2->Seek(20)));
NPT_ASSERT(NPT_SUCCEEDED(input2->Read(buff, 4, NULL)));
return 0;
}