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64 lines
2.2 KiB
C++
64 lines
2.2 KiB
C++
#ifndef BASE64_H
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#define BASE64_H
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#include <inttypes.h>
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#include <string.h>
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namespace i2p
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{
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namespace util
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{
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/*
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* Base64 encodes an array of bytes.
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* @return the number of characters written to the output buffer
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* @param InBuffer array of input bytes to be encoded
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* @param InCount length of the input array
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* @param OutBuffer array to store output characters
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* @param len length of the output buffer
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* @note zero is returned when the output buffer is too small
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*/
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size_t ByteStreamToBase64 (const uint8_t * InBuffer, size_t InCount, char * OutBuffer, size_t len);
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/**
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* Decodes base 64 encoded data to an array of bytes.
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* @return the number of bytes written to the output buffer
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* @param InBuffer array of input characters to be decoded
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* @param InCount length of the input array
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* @param OutBuffer array to store output bytes
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* @param len length of the output buffer
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* @todo Do not return a negative value on failure, size_t could be unsigned.
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* @note zero is returned when the output buffer is too small
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*/
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size_t Base64ToByteStream (const char * InBuffer, size_t InCount, uint8_t * OutBuffer, size_t len );
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const char * GetBase64SubstitutionTable ();
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/**
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* Decodes base 32 encoded data to an array of bytes.
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* @return the number of bytes written to the output buffer
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* @param inBuf array of input characters to be decoded
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* @param len length of the input buffer
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* @param outBuf array to store output bytes
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* @param outLen length of the output array
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* @note zero is returned when the output buffer is too small
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*/
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size_t Base32ToByteStream (const char * inBuf, size_t len, uint8_t * outBuf, size_t outLen);
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/**
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* Base 32 encodes an array of bytes.
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* @return the number of bytes written to the output buffer
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* @param inBuf array of input bytes to be encoded
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* @param len length of the input buffer
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* @param outBuf array to store output characters
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* @param outLen length of the output array
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* @note zero is returned when the output buffer is too small
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*/
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size_t ByteStreamToBase32 (const uint8_t * inBuf, size_t len, char * outBuf, size_t outLen);
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}
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}
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#endif
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