c-libp2p/include/libp2p/crypto/encoding/base58.h
2017-08-31 06:41:06 -05:00

40 lines
1.5 KiB
C

#ifndef base58_h
#define base58_h
#include <stddef.h>
/**
* convert a base58 encoded string into a binary array
* @param base58 the base58 encoded string
* @param base58_size the size of the encoded string
* @param binary_data the results buffer
* @param binary_data_size the size of the results buffer
* @returns true(1) on success
*/
int libp2p_crypto_encoding_base58_decode(const unsigned char* base58, size_t base58_size, unsigned char** binary_data, size_t *binary_data_size);
/**
* encode an array of bytes into a base58 string
* @param binary_data the data to be encoded
* @param binary_data_size the size of the data to be encoded
* @param base58 the results buffer
* @param base58_size the size of the results buffer
* @returns true(1) on success
*/
int libp2p_crypto_encoding_base58_encode(const unsigned char* binary_data, size_t binary_data_size, unsigned char** base58, size_t* base58_size);
/***
* calculate the size of the results based on an incoming string
* @param decoded_length the length of the string to be encoded
* @returns the size in bytes had the string been encoded
*/
size_t libp2p_crypto_encoding_base58_encode_size(size_t decoded_length);
/**
* calculate the max length in bytes of an encoding of n source bytes
* @param encoded_length the length of the string to be decoded
* @returns the maximum size in bytes had the string been decoded
*/
size_t libp2p_crypto_encoding_base58_decode_size(size_t encoded_length);
#endif /* base58_h */