crypto_base64.h

#ifndef SOURCEMETA_CORE_CRYPTO_BASE64_H_
#define SOURCEMETA_CORE_CRYPTO_BASE64_H_
 
#ifndef SOURCEMETA_CORE_CRYPTO_EXPORT
#include <sourcemeta/core/crypto_export.h>
#endif
 
#include <sourcemeta/core/crypto_secure.h>
 
#include <cstdint>     // std::uint8_t
#include <optional>    // std::optional
#include <ostream>     // std::ostream
#include <span>        // std::span
#include <string>      // std::string
#include <string_view> // std::string_view
 
namespace sourcemeta::core {

auto SOURCEMETA_CORE_CRYPTO_EXPORT base64_encode(const std::string_view input,
                                                 std::ostream &output) -> void;

auto SOURCEMETA_CORE_CRYPTO_EXPORT base64_encode(const std::string_view input)
    -> std::string;

auto SOURCEMETA_CORE_CRYPTO_EXPORT base64_encode(const std::string_view input,
                                                 SecureString &output) -> void;

auto SOURCEMETA_CORE_CRYPTO_EXPORT base64_decode(const std::string_view input)
    -> std::optional<std::string>;

auto SOURCEMETA_CORE_CRYPTO_EXPORT base64_decode(const std::string_view input,
                                                 SecureString &output) -> bool;

auto SOURCEMETA_CORE_CRYPTO_EXPORT
base64url_encode(const std::string_view input, std::ostream &output) -> void;

auto SOURCEMETA_CORE_CRYPTO_EXPORT
base64url_encode(const std::string_view input) -> std::string;

auto SOURCEMETA_CORE_CRYPTO_EXPORT
base64url_encode(std::span<const std::uint8_t> input) -> std::string;

auto SOURCEMETA_CORE_CRYPTO_EXPORT
base64url_encode(const std::string_view input, SecureString &output) -> void;

auto SOURCEMETA_CORE_CRYPTO_EXPORT
base64url_decode(const std::string_view input) -> std::optional<std::string>;
 
} // namespace sourcemeta::core
 
#endif