iterator_range<const_fixed_iterator<T>> packed_fixed() {
protozero_assert(tag() != 0 && "call next() before accessing field value");
const auto len = get_len_and_skip();
protozero_assert(len % sizeof(T) == 0);
return iterator_range<const_fixed_iterator<T>>{const_fixed_iterator<T>(m_data - len, m_data),
const_fixed_iterator<T>(m_data, m_data)};
}
bool pbf_reader::get_bool() {
protozero_assert(tag() != 0 && "call next() before accessing field value");
protozero_assert(has_wire_type(pbf_wire_type::varint) && "not a varint");
protozero_assert((*m_data & 0x80) == 0 && "not a 1 byte varint");
skip_bytes(1);
return m_data[-1] != 0; // -1 okay because we incremented m_data the line before
}
std::pair<const char*, pbf_length_type> pbf_reader::get_data() {
protozero_assert(tag() != 0 && "call next() before accessing field value");
protozero_assert(has_wire_type(pbf_wire_type::length_delimited) && "not of type string, bytes or message");
auto len = get_len_and_skip();
return std::make_pair(m_data-len, len);
}
double pbf_reader::get_double() {
protozero_assert(tag() != 0 && "call next() before accessing field value");
protozero_assert(has_wire_type(pbf_wire_type::fixed64) && "not a 64-bit fixed");
return get_fixed<double>();
}
float pbf_reader::get_float() {
protozero_assert(tag() != 0 && "call next() before accessing field value");
protozero_assert(has_wire_type(pbf_wire_type::fixed32) && "not a 32-bit fixed");
return get_fixed<float>();
}
T pbf_reader::get_svarint() {
protozero_assert((has_wire_type(pbf_wire_type::varint) || has_wire_type(pbf_wire_type::length_delimited)) && "not a varint");
return static_cast<T>(decode_zigzag64(decode_varint(&m_data, m_end)));
}
std::pair<pbf_reader::const_sint64_iterator, pbf_reader::const_sint64_iterator> pbf_reader::get_packed_sint64() {
protozero_assert(tag() != 0 && "call next() before accessing field value");
auto len = get_len_and_skip();
return std::make_pair(pbf_reader::const_sint64_iterator(m_data-len, m_data),
pbf_reader::const_sint64_iterator(m_data, m_data));
}
iterator_range<T> get_packed() {
protozero_assert(tag() != 0 && "call next() before accessing field value");
const auto len = get_len_and_skip();
return iterator_range<T>{T{m_data - len, m_data},
T{m_data, m_data}};
}