bool slice_reader::open_file(const path_type & file) {
log_info << "Opening \"" << color::cyan << file.string() << color::reset << '"';
ifs.close();
ifs.clear();
ifs.open(file, std::ios_base::in | std::ios_base::binary | std::ios_base::ate);
if(ifs.fail()) {
return false;
}
std::streampos file_size = ifs.tellg();
ifs.seekg(0);
char magic[8];
if(ifs.read(magic, 8).fail()) {
ifs.close();
throw slice_error("could not read slice magic number in \"" + file.string() + "\"");
}
bool found = false;
for(size_t i = 0; boost::size(slice_ids); i++) {
if(!std::memcmp(magic, slice_ids[i], 8)) {
found = true;
break;
}
}
if(!found) {
ifs.close();
throw slice_error("bad slice magic number in \"" + file.string() + "\"");
}
slice_size = util::load<boost::uint32_t>(ifs);
if(ifs.fail()) {
ifs.close();
throw slice_error("could not read slice size in \"" + file.string() + "\"");
} else if(std::streampos(slice_size) > file_size) {
ifs.close();
std::ostringstream oss;
oss << "bad slice size in " << file << ": " << slice_size << " > " << file_size;
throw slice_error(oss.str());
} else if(std::streampos(slice_size) < ifs.tellg()) {
ifs.close();
std::ostringstream oss;
oss << "bad slice size in " << file << ": " << slice_size << " < " << ifs.tellg();
throw slice_error(oss.str());
}
slice_file = file;
last_dir = file.parent_path();
return true;
}
bool server_type::match_path(path_type const& path, file_type type)
{
return type == file_type::regular_file &&
path.parent_path() == "/tcp" &&
path.filename().string()[0] == '*';
}
