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lokinet/llarp/util/bencode.h

51 lines
1.1 KiB
C++

#ifndef LLARP_BENCODE_H
#define LLARP_BENCODE_H
#include <constants/proto.hpp>
#include <util/buffer.hpp>
#include <util/common.hpp>
#include <functional>
#include <cstdint>
/**
* bencode.h
*
* helper functions for handling bencoding
* https://en.wikipedia.org/wiki/Bencode for more information on the format
* we utilize llarp_buffer which provides memory management
*/
bool
bencode_read_integer(llarp_buffer_t* buffer, uint64_t* result);
bool
bencode_read_string(llarp_buffer_t* buffer, llarp_buffer_t* result);
bool
bencode_write_bytestring(llarp_buffer_t* buff, const void* data, size_t sz);
bool
bencode_write_uint64(llarp_buffer_t* buff, uint64_t i);
/// Write a dictionary entry with a uint64_t value
bool
bencode_write_uint64_entry(llarp_buffer_t* buff, const void* name, size_t sz,
uint64_t i);
bool
bencode_start_list(llarp_buffer_t* buff);
bool
bencode_start_dict(llarp_buffer_t* buff);
bool
bencode_end(llarp_buffer_t* buff);
/// read next member, discard it and advance buffer
bool
bencode_discard(llarp_buffer_t* buf);
#endif