serialization.hpp

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#ifndef __LIBFF_ALGEBRA_SERIALIZATION_HPP__
#define __LIBFF_ALGEBRA_SERIALIZATION_HPP__
 
#include <stdint.h>
#include <string>
 
namespace libff
{
 
enum encoding_t : uint8_t {
    encoding_binary = 0, // big endian
    encoding_json = 1,
};
 
enum form_t : uint8_t {
    form_plain = 0,
    form_montgomery = 1,
};
 
enum compression_t : uint8_t {
    compression_off = 0,
    compression_on = 1,
};
 
void hex_to_bytes_reversed(const std::string &hex, void *dest, size_t bytes);
 
std::string bytes_to_hex_reversed(
    const void *bytes, size_t num_bytes, bool prefix = false);
 
// TODO: These exist to make the operator<< and operator>> continue to work.
// When those operators are removed, these can retired, along with the macros.
 
#ifdef BINARY_OUTPUT
constexpr encoding_t DEFAULT_ENCODING = encoding_binary;
#else
constexpr encoding_t DEFAULT_ENCODING = encoding_json;
#endif
 
#ifdef MONTGOMERY_OUTPUT
constexpr form_t DEFAULT_FORM = form_montgomery;
#else
constexpr form_t DEFAULT_FORM = form_plain;
#endif
 
#ifdef NO_PT_COMPRESSION
constexpr compression_t DEFAULT_COMPRESSION = compression_off;
#else
constexpr compression_t DEFAULT_COMPRESSION = compression_on;
#endif
 
} // namespace libff
 
#endif // __LIBFF_ALGEBRA_SERIALIZATION_HPP__