static void load_id666(service_ptr_t<file> & p_file, LPID666TAG lpTag, abort_callback & p_abort)//must be seeked to correct spot before calling
{
t_uint8 szBuf[4];
p_file->read_object( &szBuf, 4, p_abort );
if( ! memcmp( szBuf, xid6_signature, 4 ) )
{
t_uint32 tag_size;
p_file->read_lendian_t( tag_size, p_abort );
t_filesize offset = p_file->get_position( p_abort );
service_ptr_t< reader_limited > m_file = new service_impl_t< reader_limited >;
m_file->init( p_file, offset, offset + tag_size, p_abort );
service_ptr_t<file> p_file = m_file.get_ptr();
try
{
parse_id666( p_file, lpTag, false, p_abort );
}
catch ( const exception_io_data & )
{
p_file->seek( 0, p_abort );
memset( lpTag, 0, sizeof( *lpTag ) );
parse_id666( p_file, lpTag, true, p_abort );
}
}
else throw exception_tag_not_found();
}
void tag_processor::read_id3v2_trailing(const service_ptr_t<file> & p_file,file_info & p_info,abort_callback & p_abort)
{
file_info_impl temp_infos[2];
bool have_id3v2 = true, have_trailing = true;
try {
read_id3v2(p_file,temp_infos[0],p_abort);
} catch(exception_io_data) {
have_id3v2 = false;
}
try {
read_trailing(p_file,temp_infos[1],p_abort);
} catch(exception_io_data) {
have_trailing = false;
}
if (!have_id3v2 && !have_trailing) throw exception_tag_not_found();
else {
pfc::ptr_list_t<const file_info> blargh;
if (have_id3v2) blargh.add_item(&temp_infos[0]);
if (have_trailing) blargh.add_item(&temp_infos[1]);
p_info.merge(blargh);
}
}
void tag_processor::read_id3v2_trailing(const service_ptr_t<file> & p_file,file_info & p_info,abort_callback & p_abort)
{
file_info_impl id3v2, trailing;
bool have_id3v2 = true, have_trailing = true;
try {
read_id3v2(p_file,id3v2,p_abort);
} catch(exception_io_data) {
have_id3v2 = false;
}
if (!have_id3v2 || !p_file->is_remote()) try {
read_trailing(p_file,trailing,p_abort);
} catch(exception_io_data) {
have_trailing = false;
}
if (!have_id3v2 && !have_trailing) throw exception_tag_not_found();
if (have_id3v2) {
p_info._set_tag(id3v2);
if (have_trailing) p_info._add_tag(trailing);
} else {
p_info._set_tag(trailing);
}
}
