Botan 3.5.0
Crypto and TLS for C&
|
This header contains various helper functions to load and store unsigned integers in big- or little-endian byte order. More...
#include <botan/concepts.h>
#include <botan/mem_ops.h>
#include <botan/types.h>
#include <botan/internal/bswap.h>
#include <vector>
Go to the source code of this file.
Namespaces | |
namespace | Botan |
namespace | Botan::detail |
Concepts | |
concept | Botan::detail::unsigned_integralish |
Enumerations | |
enum class | Botan::detail::Endianness : bool { Botan::detail::Big , Botan::detail::Little } |
Functions | |
template<Endianness endianness, unsigned_integralish T> | |
size_t | Botan::detail::copy_out_any_word_aligned_portion (std::span< uint8_t > &out, std::span< const T > &in) |
template<ranges::spanable_range InR> | |
void | Botan::copy_out_be (std::span< uint8_t > out, InR &&in) |
template<ranges::spanable_range InR> | |
void | Botan::copy_out_le (std::span< uint8_t > out, InR &&in) |
template<Endianness endianness, std::unsigned_integral OutT, ranges::contiguous_range< uint8_t > InR> | |
constexpr OutT | Botan::detail::fallback_load_any (InR &&in_range) |
template<Endianness endianness, std::unsigned_integral InT, ranges::contiguous_output_range< uint8_t > OutR> | |
constexpr void | Botan::detail::fallback_store_any (InT in, OutR &&out_range) |
template<size_t B, typename T > requires (B < sizeof(T)) | |
constexpr uint8_t | Botan::get_byte (T input) |
template<typename T > | |
constexpr uint8_t | Botan::get_byte_var (size_t byte_num, T input) |
constexpr bool | Botan::detail::is_native (Endianness endianness) |
constexpr bool | Botan::detail::is_opposite (Endianness endianness) |
template<Endianness endianness, unsigned_integralish OutT> | |
constexpr OutT | Botan::detail::load_any (const uint8_t in[], size_t off) |
template<Endianness endianness, typename OutT , unsigned_integralish... Ts> requires (sizeof...(Ts) > 0 && all_same_v<Ts...> && ((std::same_as<AutoDetect, OutT> && all_same_v<Ts...>) || (unsigned_integralish<OutT> && all_same_v<OutT, Ts...>))) | |
constexpr void | Botan::detail::load_any (const uint8_t in[], Ts &... outs) |
template<Endianness endianness, typename OutT , ranges::contiguous_range< uint8_t > InR, unsigned_integralish... Ts> requires (sizeof...(Ts) > 0) && ((std::same_as<AutoDetect, OutT> && all_same_v<Ts...>) || (unsigned_integralish<OutT> && all_same_v<OutT, Ts...>)) | |
constexpr void | Botan::detail::load_any (InR &&in, Ts &... outs) |
template<Endianness endianness, std::unsigned_integral OutT, ranges::contiguous_range< uint8_t > InR> | |
constexpr OutT | Botan::detail::load_any (InR &&in_range) |
template<Endianness endianness, typename OutT , ranges::contiguous_range< uint8_t > InR> requires (std::is_enum_v<OutT> && std::unsigned_integral<std::underlying_type_t<OutT>>) | |
constexpr OutT | Botan::detail::load_any (InR &&in_range) |
template<Endianness endianness, typename OutT , ranges::contiguous_range< uint8_t > InR> requires (std::same_as<AutoDetect, OutT> || ((ranges::statically_spanable_range<OutT> || concepts::resizable_container<OutT>) && unsigned_integralish<typename OutT::value_type>)) | |
constexpr auto | Botan::detail::load_any (InR &&in_range) |
template<Endianness endianness, typename OutT , ranges::contiguous_output_range OutR, ranges::contiguous_range< uint8_t > InR> requires (unsigned_integralish<std::ranges::range_value_t<OutR>> && (std::same_as<AutoDetect, OutT> || std::same_as<OutT, std::ranges::range_value_t<OutR>>)) | |
constexpr void | Botan::detail::load_any (OutR &&out, InR &&in) |
template<Endianness endianness, typename OutT , unsigned_integralish T> requires (std::same_as<AutoDetect, OutT> || std::same_as<T, OutT>) | |
constexpr void | Botan::detail::load_any (T out[], const uint8_t in[], size_t count) |
template<typename OutT = detail::AutoDetect, typename... ParamTs> | |
constexpr auto | Botan::load_be (ParamTs &&... params) |
template<typename OutT = detail::AutoDetect, typename... ParamTs> | |
constexpr auto | Botan::load_le (ParamTs &&... params) |
constexpr uint16_t | Botan::make_uint16 (uint8_t i0, uint8_t i1) |
constexpr uint32_t | Botan::make_uint32 (uint8_t i0, uint8_t i1, uint8_t i2, uint8_t i3) |
constexpr uint64_t | Botan::make_uint64 (uint8_t i0, uint8_t i1, uint8_t i2, uint8_t i3, uint8_t i4, uint8_t i5, uint8_t i6, uint8_t i7) |
template<Endianness endianness> | |
constexpr bool | Botan::detail::native_endianness_is_unknown () |
template<Endianness endianness, typename OutR , ranges::spanable_range InR> requires (std::same_as<AutoDetect, OutR> || (ranges::statically_spanable_range<OutR> && std::default_initializable<OutR>) || concepts::resizable_byte_buffer<OutR>) | |
constexpr auto | Botan::detail::store_any (InR &&in_range) |
template<Endianness endianness, std::unsigned_integral InT, ranges::contiguous_output_range< uint8_t > OutR> | |
constexpr void | Botan::detail::store_any (InT in, OutR &&out_range) |
template<Endianness endianness, typename InT , ranges::contiguous_output_range< uint8_t > OutR> requires (std::is_enum_v<InT> && std::unsigned_integral<std::underlying_type_t<InT>>) | |
constexpr void | Botan::detail::store_any (InT in, OutR &&out_range) |
template<Endianness endianness, typename InT , ranges::contiguous_output_range< uint8_t > OutR, ranges::spanable_range InR> requires (std::same_as<AutoDetect, InT> || std::same_as<InT, std::ranges::range_value_t<InR>>) | |
constexpr void | Botan::detail::store_any (OutR &&out, InR &&in) |
template<Endianness endianness, typename InT , ranges::contiguous_output_range< uint8_t > OutR, unsigned_integralish... Ts> requires (sizeof...(Ts) > 0) && ((std::same_as<AutoDetect, InT> && all_same_v<Ts...>) || (unsigned_integralish<InT> && all_same_v<InT, Ts...>)) | |
constexpr void | Botan::detail::store_any (OutR &&out, Ts... ins) |
template<Endianness endianness, typename InT , unsigned_integralish T, ranges::contiguous_output_range< uint8_t > OutR> requires std::same_as<AutoDetect, InT> | |
constexpr void | Botan::detail::store_any (T in, OutR &&out_range) |
template<Endianness endianness, typename InT , unsigned_integralish T> requires (std::same_as<AutoDetect, InT> || std::same_as<T, InT>) | |
constexpr void | Botan::detail::store_any (T in, uint8_t out[]) |
template<Endianness endianness, typename OutR , unsigned_integralish... Ts> requires all_same_v<Ts...> | |
constexpr auto | Botan::detail::store_any (Ts... ins) |
template<Endianness endianness, typename InT , unsigned_integralish T0, unsigned_integralish... Ts> requires (std::same_as<AutoDetect, InT> || std::same_as<T0, InT>) && all_same_v<T0, Ts...> | |
constexpr void | Botan::detail::store_any (uint8_t out[], T0 in0, Ts... ins) |
template<typename ModifierT = detail::AutoDetect, typename... ParamTs> | |
constexpr auto | Botan::store_be (ParamTs &&... params) |
template<typename ModifierT = detail::AutoDetect, typename... ParamTs> | |
constexpr auto | Botan::store_le (ParamTs &&... params) |
This header contains various helper functions to load and store unsigned integers in big- or little-endian byte order.
Internal Header.
Storing integer values in various ways (same for BE and LE):
Loading integer values in various ways (same for BE and LE):
Definition in file loadstor.h.