48 lines
1.8 KiB
C
48 lines
1.8 KiB
C
#include <stdio.h>
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#ifndef __IPFS_MULTIBASE_MULTIBASE_H__
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#define __IPFS_MULTIBASE_MULTIBASE_H__
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// the first digit of data, to determine the encoding used or using
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#define MULTIBASE_BASE1 '1'
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#define MULTIBASE_BASE2 '0'
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#define MULTIBASE_BASE8 '7'
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#define MULTIBASE_BASE10 '9'
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#define MULTIBASE_BASE16 'f'
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#define MULTIBASE_BASE58_FLICKR 'Z'
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#define MULTIBASE_BASE58_BTC 'z'
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/**
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* Encode data in multibase format
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* @param base the format to use (i.e. MULTIBASE_BASE58_BTC)
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* @param incoming the data to encode
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* @param incoming_length the length of the data to encode
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* @param results where to put the results
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* @param results_max_length the size of the results buffer
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* @param results_length the size of the results after being encoded
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* @returns true(1) on success
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*/
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int multibase_encode(const char base, const unsigned char* incoming, size_t incoming_length, unsigned char* results, size_t results_max_length, size_t* results_length);
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/***
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* Calculates the size of the buffer neccessary to encode the incoming byte array
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* @param base the encoding to use
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* @param incoming the incoming array of bytes
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* @param incoming_length the length of the array in bytes
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* @returns the appropriate size of the buffer
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*/
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int multibase_encode_size(const char base, const unsigned char* incoming, size_t incoming_length);
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/**
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* Decode data that was encoded in multibase format
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* @param incoming the data to decode
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* @param incoming_length the length of the data to decode
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* @param results where to put the results
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* @param results_max_length the size of the results buffer
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* @param results_length the size of the results after being encoded
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* @returns true(1) on success
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*/
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int multibase_decode(const unsigned char* incoming, size_t incoming_length, unsigned char* results, size_t results_max_length, size_t* results_length);
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#endif
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