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updated build system

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This commit is contained in:
Scott E. Graves
2025-08-12 18:28:15 -05:00
parent 02d59cb047
commit 3effb4c80a
50 changed files with 1915 additions and 536 deletions
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2
support/include/utils/all.hpp
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@@ -24,6 +24,7 @@
#include "utils/config.hpp"
#include "utils/atomic.hpp"
#include "utils/base64.hpp"
#include "utils/collection.hpp"
#if defined(_WIN32)
@@ -49,6 +50,7 @@
#include "utils/path.hpp"
#include "utils/string.hpp"
#include "utils/time.hpp"
#include "utils/ttl_cache.hpp"
#if !defined(_WIN32)
#include "utils/unix.hpp"
#endif // !defined(_WIN32)

118
support/include/utils/atomic.hpp Normal file
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@@ -0,0 +1,118 @@
/*
Copyright <2018-2025> <scott.e.graves@protonmail.com>
Permission is hereby granted, free of charge, to any person obtaining a copy
of this software and associated documentation files (the "Software"), to deal
in the Software without restriction, including without limitation the rights
to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
copies of the Software, and to permit persons to whom the Software is
furnished to do so, subject to the following conditions:
The above copyright notice and this permission notice shall be included in all
copies or substantial portions of the Software.
THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
SOFTWARE.
*/
#ifndef REPERTORY_INCLUDE_UTILS_ATOMIC_HPP_
#define REPERTORY_INCLUDE_UTILS_ATOMIC_HPP_
#include "utils/config.hpp"
namespace repertory::utils {
template <typename data_t> class atomic final {
public:
atomic() : mtx_(std::make_shared<std::mutex>()) {}
atomic(const atomic &at_data)
: data_(at_data.load()), mtx_(std::make_shared<std::mutex>()) {}
atomic(data_t data)
: data_(std::move(data)), mtx_(std::make_shared<std::mutex>()) {}
atomic(atomic &&) = default;
~atomic() = default;
private:
data_t data_;
std::shared_ptr<std::mutex> mtx_;
public:
[[nodiscard]] auto load() const -> data_t {
mutex_lock lock(*mtx_);
return data_;
}
auto store(data_t data) -> data_t {
mutex_lock lock(*mtx_);
data_ = std::move(data);
return data_;
}
auto operator=(const atomic &at_data) -> atomic & {
if (&at_data == this) {
return *this;
}
store(at_data.load());
return *this;
}
auto operator=(atomic &&) -> atomic & = default;
auto operator=(data_t data) -> atomic & {
if (&data == &data_) {
return *this;
}
store(std::move(data));
return *this;
}
[[nodiscard]] auto operator==(const atomic &at_data) const -> bool {
if (&at_data == this) {
return true;
}
mutex_lock lock(*mtx_);
return at_data.load() == data_;
}
[[nodiscard]] auto operator==(const data_t &data) const -> bool {
if (&data == &data_) {
return true;
}
mutex_lock lock(*mtx_);
return data == data_;
}
[[nodiscard]] auto operator!=(const atomic &at_data) const -> bool {
if (&at_data == this) {
return false;
}
mutex_lock lock(*mtx_);
return at_data.load() != data_;
}
[[nodiscard]] auto operator!=(const data_t &data) const -> bool {
if (&data == &data_) {
return false;
}
mutex_lock lock(*mtx_);
return data != data_;
}
[[nodiscard]] operator data_t() const { return load(); }
};
} // namespace repertory::utils
#endif // REPERTORY_INCLUDE_UTILS_ATOMIC_HPP_

7
support/include/utils/common.hpp
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@@ -35,9 +35,10 @@ struct result final {
using retryable_action_t = std::function<bool()>;
[[nodiscard]] inline constexpr auto
calculate_read_size(std::uint64_t total_size, std::size_t read_size,
std::uint64_t offset) -> std::size_t {
[[nodiscard]] constexpr auto calculate_read_size(std::uint64_t total_size,
std::size_t read_size,
std::uint64_t offset)
-> std::size_t {
return static_cast<std::size_t>(
((offset + read_size) > total_size)
? ((offset < total_size) ? total_size - offset : 0U)

44
support/include/utils/encrypting_reader.hpp
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@@ -25,6 +25,7 @@
#include "utils/config.hpp"
#include "utils/encryption.hpp"
#include "utils/hash.hpp"
#include "utils/types/file/i_file.hpp"
@@ -50,6 +51,27 @@ public:
iv_list,
std::size_t error_return = 0U);
encrypting_reader(std::string_view file_name, std::string_view source_path,
stop_type_callback stop_requested_cb,
std::string_view token, kdf_config cfg,
std::optional<std::string> relative_parent_path,
std::size_t error_return = 0U);
encrypting_reader(std::string_view encrypted_file_path,
std::string_view source_path,
stop_type_callback stop_requested_cb,
std::string_view token, kdf_config cfg,
std::size_t error_return = 0U);
encrypting_reader(
std::string_view encrypted_file_path, std::string_view source_path,
stop_type_callback stop_requested_cb, std::string_view token,
kdf_config cfg,
std::vector<std::array<unsigned char,
crypto_aead_xchacha20poly1305_IETF_NPUBBYTES>>
iv_list,
std::size_t error_return = 0U);
encrypting_reader(const encrypting_reader &reader);
encrypting_reader(encrypting_reader &&) = delete;
@@ -63,18 +85,19 @@ public:
using streambuf = std::basic_streambuf<char, std::char_traits<char>>;
private:
utils::encryption::hash_256_t key_;
utils::hash::hash_256_t key_;
stop_type_callback stop_requested_cb_;
size_t error_return_;
std::unique_ptr<utils::file::i_file> source_file_;
private:
std::unordered_map<std::size_t, data_buffer> chunk_buffers_;
std::string encrypted_file_name_;
std::string encrypted_file_path_;
std::vector<
std::array<unsigned char, crypto_aead_xchacha20poly1305_IETF_NPUBBYTES>>
iv_list_;
private:
std::unordered_map<std::size_t, data_buffer> chunk_buffers_;
std::optional<std::array<std::uint8_t, kdf_config::size()>> kdf_header_;
std::size_t last_data_chunk_{};
std::size_t last_data_chunk_size_{};
std::uint64_t read_offset_{};
@@ -88,12 +111,19 @@ private:
private:
auto reader_function(char *buffer, size_t size, size_t nitems) -> size_t;
void common_initialize(bool procces_iv_list);
void create_encrypted_paths(std::string_view file_name,
std::optional<std::string> relative_parent_path);
public:
[[nodiscard]] static auto calculate_decrypted_size(std::uint64_t total_size)
[[nodiscard]] static auto calculate_decrypted_size(std::uint64_t total_size,
bool uses_kdf)
-> std::uint64_t;
[[nodiscard]] static auto
calculate_encrypted_size(std::string_view source_path) -> std::uint64_t;
calculate_encrypted_size(std::string_view source_path, bool uses_kdf)
-> std::uint64_t;
[[nodiscard]] auto create_iostream() const -> std::shared_ptr<iostream>;
@@ -127,6 +157,8 @@ public:
return iv_list_;
}
[[nodiscard]] auto get_kdf_config() const -> std::optional<kdf_config>;
[[nodiscard]] auto get_stop_requested() const -> bool {
return stop_requested_cb_();
}

402
support/include/utils/encryption.hpp
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@@ -34,32 +34,177 @@ inline constexpr std::uint32_t encryption_header_size{
crypto_aead_xchacha20poly1305_IETF_ABYTES,
};
#if defined(PROJECT_ENABLE_BOOST)
enum class kdf_version : std::uint8_t { v1 };
enum class kdf_type : std::uint8_t { argon2id };
enum class memlimit_level : std::uint8_t {
level1, // 64MiB
level2, // 256MiB
level3, // 512MiB
level4, // 1GiB
};
enum class opslimit_level : std::uint8_t {
level1, // interactive
level2, // moderate
level3, // sensitive
};
[[nodiscard]] inline auto get_memlimit(memlimit_level memlimit) -> size_t {
constexpr const auto mib512{512ULL * 1024ULL * 1024ULL};
switch (memlimit) {
case memlimit_level::level1:
return crypto_pwhash_MEMLIMIT_INTERACTIVE;
case memlimit_level::level2:
return crypto_pwhash_MEMLIMIT_MODERATE;
case memlimit_level::level3:
return mib512;
case memlimit_level::level4:
return crypto_pwhash_MEMLIMIT_SENSITIVE;
}
return mib512;
}
[[nodiscard]] inline auto get_opslimit(opslimit_level opslimit)
-> unsigned long long {
switch (opslimit) {
case opslimit_level::level1:
return crypto_pwhash_OPSLIMIT_INTERACTIVE;
case opslimit_level::level2:
return crypto_pwhash_OPSLIMIT_MODERATE;
case opslimit_level::level3:
return crypto_pwhash_OPSLIMIT_SENSITIVE;
}
return crypto_pwhash_OPSLIMIT_MODERATE;
}
#pragma pack(push, 1)
struct kdf_config final {
static constexpr std::uint32_t repertory_magic{0x52505432};
using salt_t = std::array<std::uint8_t, crypto_pwhash_SALTBYTES>;
std::uint32_t magic{repertory_magic};
kdf_version version{kdf_version::v1};
kdf_type kdf{kdf_type::argon2id};
memlimit_level memlimit{memlimit_level::level3};
opslimit_level opslimit{opslimit_level::level2};
salt_t salt{};
std::uint64_t checksum{};
[[nodiscard]] static constexpr auto size() -> std::size_t {
return sizeof(kdf_config);
}
[[nodiscard]] auto generate_checksum() const -> std::uint64_t;
void generate_salt();
[[nodiscard]] static auto from_header(std::span<const unsigned char> data,
kdf_config &cfg) -> bool;
[[nodiscard]] auto to_header() -> auto {
kdf_config tmp{*this};
tmp.checksum = boost::endian::native_to_big(tmp.checksum);
tmp.magic = boost::endian::native_to_big(tmp.magic);
std::array<std::uint8_t, size()> ret{};
std::memcpy(ret.data(), &tmp, size());
return ret;
}
[[nodiscard]] auto operator==(const kdf_config &) const -> bool = default;
[[nodiscard]] auto operator!=(const kdf_config &) const -> bool = default;
};
#pragma pack(pop)
#endif // defined(PROJECT_ENABLE_BOOST)
template <typename hash_t>
inline auto generate_key(
[[nodiscard]] inline auto generate_key(
std::string_view password,
std::function<hash_t(const unsigned char *data, std::size_t size)> hasher =
default_create_hash<hash_t>()) -> hash_t;
utils::hash::default_create_hash<hash_t>()) -> hash_t;
template <typename hash_t>
inline auto generate_key(
[[nodiscard]] inline auto generate_key(
std::wstring_view password,
std::function<hash_t(const unsigned char *data, std::size_t size)> hasher =
default_create_hash<hash_t>()) -> hash_t;
utils::hash::default_create_hash<hash_t>()) -> hash_t;
#if defined(PROJECT_ENABLE_BOOST)
template <typename hash_t>
[[nodiscard]] inline auto generate_key(std::string_view password,
kdf_config &cfg) -> hash_t;
template <typename hash_t>
[[nodiscard]] inline auto generate_key(std::wstring_view password,
kdf_config &cfg) -> hash_t;
template <typename hash_t>
[[nodiscard]] inline auto recreate_key(std::string_view password,
const kdf_config &cfg) -> hash_t;
template <typename hash_t>
[[nodiscard]] inline auto recreate_key(std::wstring_view password,
const kdf_config &cfg) -> hash_t;
template <typename string_t>
[[nodiscard]] auto create_key_argon2id(string_t password, kdf_config &cfg,
utils::hash::hash_256_t &key) -> bool;
template <typename string_t>
[[nodiscard]] auto recreate_key_argon2id(string_t password,
const kdf_config &cfg,
utils::hash::hash_256_t &key) -> bool;
template <typename hash_t, typename string_t>
[[nodiscard]] inline bool
detect_and_recreate_key(string_t password,
std::span<const unsigned char> header, hash_t &key,
std::optional<kdf_config> &cfg);
template <typename hash_t>
[[nodiscard]] inline bool
detect_and_recreate_key(std::string_view password,
std::span<const unsigned char> header, hash_t &key,
std::optional<kdf_config> &cfg);
template <typename hash_t>
[[nodiscard]] inline bool
detect_and_recreate_key(std::wstring_view password,
std::span<const unsigned char> header, hash_t &key,
std::optional<kdf_config> &cfg);
[[nodiscard]] auto decrypt_file_name(std::string_view encryption_token,
std::string &file_name) -> bool;
[[nodiscard]] auto decrypt_file_path(std::string_view encryption_token,
std::string &file_path) -> bool;
[[nodiscard]] auto decrypt_file_name(std::string_view encryption_token,
const kdf_config &cfg,
std::string &file_name) -> bool;
[[nodiscard]] auto decrypt_file_path(std::string_view encryption_token,
const kdf_config &cfg,
std::string &file_path) -> bool;
template <typename result_t, typename arr_t, std::size_t arr_size>
[[nodiscard]] inline auto decrypt_data(const std::array<arr_t, arr_size> &key,
const unsigned char *buffer,
std::size_t buffer_size,
result_t &res) -> bool {
std::size_t buffer_size, result_t &res)
-> bool {
if (buffer_size > encryption_header_size) {
const std::uint32_t size =
std::uint32_t size =
boost::endian::native_to_big(static_cast<std::uint32_t>(buffer_size));
res.resize(buffer_size - encryption_header_size);
return crypto_aead_xchacha20poly1305_ietf_decrypt_detached(
@@ -76,32 +221,53 @@ template <typename result_t, typename arr_t, std::size_t arr_size>
template <typename buffer_t, typename result_t, typename arr_t,
std::size_t arr_size>
[[nodiscard]] inline auto decrypt_data(const std::array<arr_t, arr_size> &key,
const buffer_t &buf,
result_t &res) -> bool {
const buffer_t &buf, result_t &res)
-> bool {
return decrypt_data<result_t>(
key, reinterpret_cast<const unsigned char *>(buf.data()), buf.size(),
res);
}
template <typename buffer_t, typename result_t, typename hash_t = hash_256_t>
template <typename buffer_t, typename result_t,
typename hash_t = utils::hash::hash_256_t>
[[nodiscard]] inline auto decrypt_data(
std::string_view password, const buffer_t &buf, result_t &res,
std::function<hash_t(const unsigned char *data, std::size_t size)> hasher =
default_create_hash<hash_t>()) -> bool {
utils::hash::default_create_hash<hash_t>()) -> bool {
return decrypt_data<buffer_t, result_t>(generate_key(password, hasher), buf,
res);
}
template <typename result_t, typename hash_t = hash_256_t>
template <typename buffer_t, typename result_t,
typename hash_t = utils::hash::hash_256_t>
[[nodiscard]] inline auto decrypt_data(std::string_view password,
const kdf_config &cfg,
const buffer_t &buf, result_t &res)
-> bool {
return decrypt_data<buffer_t, result_t>(recreate_key<hash_t>(password, cfg),
buf, res);
}
template <typename result_t, typename hash_t = utils::hash::hash_256_t>
[[nodiscard]] inline auto decrypt_data(
std::string_view password, const unsigned char *buffer,
std::size_t buffer_size, result_t &res,
std::function<hash_t(const unsigned char *data, std::size_t size)> hasher =
default_create_hash<hash_t>()) -> bool {
utils::hash::default_create_hash<hash_t>()) -> bool {
return decrypt_data<result_t>(generate_key(password, hasher), buffer,
buffer_size, res);
}
template <typename result_t, typename hash_t = utils::hash::hash_256_t>
[[nodiscard]] inline auto decrypt_data(std::string_view password,
const kdf_config &cfg,
const unsigned char *buffer,
std::size_t buffer_size, result_t &res)
-> bool {
return decrypt_data<result_t>(recreate_key<hash_t>(password, cfg), buffer,
buffer_size, res);
}
template <typename result_t, typename arr_t, std::size_t arr_size>
inline void
encrypt_data(const std::array<unsigned char,
@@ -144,26 +310,44 @@ inline void encrypt_data(const std::array<arr_t, arr_size> &key,
encrypt_data<result_t>(iv, key, buffer, buffer_size, res);
}
template <typename result_t, typename hash_t = hash_256_t>
template <typename result_t, typename hash_t = utils::hash::hash_256_t>
inline void encrypt_data(
std::string_view password, const unsigned char *buffer,
std::size_t buffer_size, result_t &res,
std::function<hash_t(const unsigned char *data, std::size_t size)> hasher =
default_create_hash<hash_t>()) {
utils::hash::default_create_hash<hash_t>()) {
encrypt_data<result_t>(generate_key(password, hasher), buffer, buffer_size,
res);
}
template <typename buffer_t, typename result_t, typename hash_t = hash_256_t>
template <typename result_t, typename hash_t = utils::hash::hash_256_t>
inline void encrypt_data(std::string_view password, kdf_config &cfg,
const unsigned char *buffer, std::size_t buffer_size,
result_t &res) {
encrypt_data<result_t>(generate_key<hash_t>(password, cfg), buffer,
buffer_size, res);
}
template <typename buffer_t, typename result_t,
typename hash_t = utils::hash::hash_256_t>
inline void encrypt_data(
std::string_view password, const buffer_t &buf, result_t &res,
std::function<hash_t(const unsigned char *data, std::size_t size)> hasher =
default_create_hash<hash_t>()) {
utils::hash::default_create_hash<hash_t>()) {
encrypt_data<result_t>(generate_key(password, hasher),
reinterpret_cast<const unsigned char *>(buf.data()),
buf.size(), res);
}
template <typename buffer_t, typename result_t,
typename hash_t = utils::hash::hash_256_t>
inline void encrypt_data(std::string_view password, kdf_config &cfg,
const buffer_t &buf, result_t &res) {
encrypt_data<result_t>(generate_key<hash_t>(password, cfg),
reinterpret_cast<const unsigned char *>(buf.data()),
buf.size(), res);
}
template <typename buffer_t, typename result_t, typename arr_t,
std::size_t arr_size>
inline void encrypt_data(const std::array<arr_t, arr_size> &key,
@@ -189,16 +373,52 @@ using reader_func_t =
std::function<bool(data_buffer &cypher_text, std::uint64_t start_offset,
std::uint64_t end_offset)>;
[[nodiscard]] auto
read_encrypted_range(const http_range &range,
const utils::encryption::hash_256_t &key,
reader_func_t reader_func, std::uint64_t total_size,
data_buffer &data) -> bool;
[[nodiscard]] auto read_encrypted_range(const http_range &range,
const utils::hash::hash_256_t &key,
bool uses_kdf,
reader_func_t reader_func,
std::uint64_t total_size,
data_buffer &data) -> bool;
[[nodiscard]] auto read_encrypted_range(
const http_range &range, const utils::encryption::hash_256_t &key,
const http_range &range, const utils::hash::hash_256_t &key, bool uses_kdf,
reader_func_t reader_func, std::uint64_t total_size, unsigned char *data,
std::size_t size, std::size_t &bytes_read) -> bool;
[[nodiscard]] inline auto
read_encrypted_range(const http_range &range,
const utils::hash::hash_256_t &key,
reader_func_t reader_func, std::uint64_t total_size,
data_buffer &data) -> bool {
return read_encrypted_range(range, key, false, reader_func, total_size, data);
}
[[nodiscard]] inline auto read_encrypted_range(
const http_range &range, const utils::hash::hash_256_t &key,
reader_func_t reader_func, std::uint64_t total_size, unsigned char *data,
std::size_t size, std::size_t &bytes_read) -> bool {
return read_encrypted_range(range, key, false, reader_func, total_size, data,
size, bytes_read);
}
template <typename string_t>
auto create_key_argon2id(string_t password, kdf_config &cfg,
utils::hash::hash_256_t &key) -> bool {
cfg.generate_salt();
return recreate_key_argon2id(password, cfg, key);
}
template <typename string_t>
auto recreate_key_argon2id(string_t password, const kdf_config &cfg,
utils::hash::hash_256_t &key) -> bool {
return crypto_pwhash(
reinterpret_cast<unsigned char *>(key.data()), key.size(),
reinterpret_cast<const char *>(password.data()),
password.size() * sizeof(typename string_t::value_type),
cfg.salt.data(), get_opslimit(cfg.opslimit),
get_memlimit(cfg.memlimit), crypto_pwhash_ALG_ARGON2ID13) == 0;
}
#endif // defined(PROJECT_ENABLE_BOOST)
template <typename hash_t>
@@ -218,6 +438,142 @@ inline auto generate_key(
return hasher(reinterpret_cast<const unsigned char *>(password.data()),
password.size() * sizeof(wchar_t));
}
#if defined(PROJECT_ENABLE_BOOST)
template <typename hash_t, typename string_t>
inline auto generate_key_impl(string_t password, kdf_config &cfg) -> hash_t {
REPERTORY_USES_FUNCTION_NAME();
switch (cfg.version) {
case kdf_version::v1:
switch (cfg.kdf) {
case kdf_type::argon2id: {
hash_t key{};
if (not create_key_argon2id(password, cfg, key)) {
throw utils::error::create_exception(
function_name, {
"failed to generate argon2id key",
});
}
return key;
}
default:
throw utils::error::create_exception(
function_name, {
"unsupported kdf type",
std::to_string(static_cast<std::uint8_t>(cfg.kdf)),
});
}
default:
throw utils::error::create_exception(
function_name,
{
"unsupported kdf version",
std::to_string(static_cast<std::uint8_t>(cfg.version)),
});
}
}
template <typename hash_t, typename string_t>
inline auto recreate_key_impl(string_t password, const kdf_config &cfg)
-> hash_t {
REPERTORY_USES_FUNCTION_NAME();
switch (cfg.version) {
case kdf_version::v1:
switch (cfg.kdf) {
case kdf_type::argon2id: {
hash_t key{};
if (not recreate_key_argon2id(password, cfg, key)) {
throw utils::error::create_exception(
function_name, {
"failed to generate argon2id key",
});
}
return key;
}
default:
throw utils::error::create_exception(
function_name, {
"unsupported kdf type",
std::to_string(static_cast<std::uint8_t>(cfg.kdf)),
});
}
default:
throw utils::error::create_exception(
function_name,
{
"unsupported kdf version",
std::to_string(static_cast<std::uint8_t>(cfg.version)),
});
}
}
template <typename hash_t>
inline auto generate_key(std::string_view password, kdf_config &cfg) -> hash_t {
return generate_key_impl<hash_t, std::string_view>(password, cfg);
}
template <typename hash_t>
inline auto generate_key(std::wstring_view password, kdf_config &cfg)
-> hash_t {
return generate_key_impl<hash_t, std::wstring_view>(password, cfg);
}
template <typename hash_t>
inline auto recreate_key(std::string_view password, const kdf_config &cfg)
-> hash_t {
return recreate_key_impl<hash_t, std::string_view>(password, cfg);
}
template <typename hash_t>
inline auto recreate_key(std::wstring_view password, const kdf_config &cfg)
-> hash_t {
return recreate_key_impl<hash_t, std::wstring_view>(password, cfg);
}
template <typename hash_t, typename string_t>
inline bool detect_and_recreate_key(string_t password,
std::span<const unsigned char> header,
hash_t &key,
std::optional<kdf_config> &cfg) {
if (header.size() >= kdf_config::size()) {
kdf_config tmp{};
if (kdf_config::from_header(header.first(kdf_config::size()), tmp)) {
cfg = tmp;
key = recreate_key<hash_t>(password, *cfg);
return true;
}
}
key = generate_key<hash_t>(password);
return false;
}
template <typename hash_t>
inline bool detect_and_recreate_key(std::string_view password,
std::span<const unsigned char> header,
hash_t &key,
std::optional<kdf_config> &cfg) {
return detect_and_recreate_key<hash_t, std::string_view>(password, header,
key, cfg);
}
template <typename hash_t>
inline bool detect_and_recreate_key(std::wstring_view password,
std::span<const unsigned char> header,
hash_t &key,
std::optional<kdf_config> &cfg) {
return detect_and_recreate_key<hash_t, std::wstring_view>(password, header,
key, cfg);
}
#endif // defined(PROJECT_ENABLE_BOOST)
} // namespace repertory::utils::encryption
#endif // defined(PROJECT_ENABLE_LIBSODIUM)

32
support/include/utils/hash.hpp
View File

@@ -27,32 +27,32 @@
#include "utils/error.hpp"
namespace repertory::utils::encryption {
namespace repertory::utils::hash {
using hash_256_t = std::array<unsigned char, 32U>;
using hash_384_t = std::array<unsigned char, 48U>;
using hash_512_t = std::array<unsigned char, 64U>;
[[nodiscard]] auto create_hash_blake2b_256(std::string_view data) -> hash_256_t;
[[nodiscard]] auto
create_hash_blake2b_256(std::wstring_view data) -> hash_256_t;
[[nodiscard]] auto create_hash_blake2b_256(std::wstring_view data)
-> hash_256_t;
[[nodiscard]] auto
create_hash_blake2b_256(const data_buffer &data) -> hash_256_t;
[[nodiscard]] auto create_hash_blake2b_256(const data_buffer &data)
-> hash_256_t;
[[nodiscard]] auto create_hash_blake2b_384(std::string_view data) -> hash_384_t;
[[nodiscard]] auto
create_hash_blake2b_384(std::wstring_view data) -> hash_384_t;
[[nodiscard]] auto create_hash_blake2b_384(std::wstring_view data)
-> hash_384_t;
[[nodiscard]] auto
create_hash_blake2b_384(const data_buffer &data) -> hash_384_t;
[[nodiscard]] auto create_hash_blake2b_384(const data_buffer &data)
-> hash_384_t;
[[nodiscard]] auto
create_hash_blake2b_512(std::wstring_view data) -> hash_512_t;
[[nodiscard]] auto create_hash_blake2b_512(std::wstring_view data)
-> hash_512_t;
[[nodiscard]] auto
create_hash_blake2b_512(const data_buffer &data) -> hash_512_t;
[[nodiscard]] auto create_hash_blake2b_512(const data_buffer &data)
-> hash_512_t;
[[nodiscard]] auto create_hash_blake2b_512(std::string_view data) -> hash_512_t;
@@ -83,8 +83,8 @@ template <typename hash_t>
std::function<hash_t(const unsigned char *data, std::size_t size)> &;
template <typename hash_t>
auto create_hash_blake2b_t(const unsigned char *data,
std::size_t data_size) -> hash_t {
auto create_hash_blake2b_t(const unsigned char *data, std::size_t data_size)
-> hash_t {
REPERTORY_USES_FUNCTION_NAME();
hash_t hash{};
@@ -175,7 +175,7 @@ template <>
std::function<hash_512_t(const unsigned char *data, std::size_t size)> & {
return blake2b_512_hasher;
}
} // namespace repertory::utils::encryption
} // namespace repertory::utils::hash
#endif // defined(PROJECT_ENABLE_LIBSODIUM)
#endif // REPERTORY_INCLUDE_UTILS_HASH_HPP_

100
support/include/utils/ttl_cache.hpp Normal file
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@@ -0,0 +1,100 @@
#ifndef REPERTORY_INCLUDE_UTILS_TTL_CACHE_HPP_
#define REPERTORY_INCLUDE_UTILS_TTL_CACHE_HPP_
#include "utils/config.hpp"
namespace repertory::utils {
template <typename data_t, template <typename> class atomic_t = std::atomic>
class ttl_cache final {
public:
using clock = std::chrono::steady_clock;
using duration = std::chrono::milliseconds;
using entry_t = atomic_t<data_t>;
using entry_ptr_t = std::shared_ptr<entry_t>;
static constexpr const auto default_expiration{duration(60000U)};
private:
struct entry final {
entry_ptr_t data;
clock::time_point expires_at;
};
public:
ttl_cache(duration ttl = default_expiration) : ttl_{ttl} {}
private:
duration ttl_;
private:
mutable std::mutex mutex_;
std::unordered_map<std::string, entry> entries_;
public:
void clear() {
mutex_lock lock(mutex_);
entries_.clear();
}
void erase(const std::string &api_path) {
mutex_lock lock(mutex_);
entries_.erase(api_path);
}
[[nodiscard]] auto contains(const std::string &api_path) -> bool {
mutex_lock lock(mutex_);
return entries_.contains(api_path);
}
[[nodiscard]] auto get(const std::string &api_path) -> entry_ptr_t {
mutex_lock lock(mutex_);
auto iter = entries_.find(api_path);
if (iter == entries_.end()) {
return nullptr;
}
iter->second.expires_at = clock::now() + ttl_;
return iter->second.data;
}
void purge_expired() {
mutex_lock lock(mutex_);
auto now = clock::now();
for (auto iter = entries_.begin(); iter != entries_.end();) {
if (iter->second.expires_at <= now) {
iter = entries_.erase(iter);
continue;
}
++iter;
}
}
[[nodiscard]] auto get_ttl() const -> duration {
mutex_lock lock(mutex_);
return ttl_;
}
void set(const std::string &api_path, const data_t &data) {
mutex_lock lock(mutex_);
if (entries_.contains(api_path)) {
auto &entry = entries_.at(api_path);
entry.data->store(data);
entry.expires_at = clock::now() + ttl_;
return;
}
entries_.emplace(api_path, entry{
.data = std::make_shared<entry_t>(data),
.expires_at = clock::now() + ttl_,
});
}
void set_ttl(duration ttl) {
mutex_lock lock(mutex_);
ttl_ = ttl;
}
};
} // namespace repertory::utils
#endif // REPERTORY_INCLUDE_UTILS_TTL_CACHE_HPP_