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https://github.com/moparisthebest/pacman
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69 lines
2.4 KiB
C
69 lines
2.4 KiB
C
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/**
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* \file base64.h
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*
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* Copyright (C) 2006-2010, Brainspark B.V.
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*
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* This file is part of PolarSSL (http://www.polarssl.org)
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* Lead Maintainer: Paul Bakker <polarssl_maintainer at polarssl.org>
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*
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* All rights reserved.
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program. If not, see <http://www.gnu.org/licenses/>.
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*/
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#ifndef _BASE64_H
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#define _BASE64_H
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#define POLARSSL_ERR_BASE64_BUFFER_TOO_SMALL 0x0010
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#define POLARSSL_ERR_BASE64_INVALID_CHARACTER 0x0012
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/**
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* \brief Encode a buffer into base64 format
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*
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* \param dst destination buffer
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* \param dlen size of the buffer
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* \param src source buffer
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* \param slen amount of data to be encoded
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*
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* \return 0 if successful, or POLARSSL_ERR_BASE64_BUFFER_TOO_SMALL.
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* *dlen is always updated to reflect the amount
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* of data that has (or would have) been written.
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*
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* \note Call this function with *dlen = 0 to obtain the
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* required buffer size in *dlen
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*/
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int base64_encode( unsigned char *dst, int *dlen,
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const unsigned char *src, int slen );
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/**
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* \brief Decode a base64-formatted buffer
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*
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* \param dst destination buffer
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* \param dlen size of the buffer
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* \param src source buffer
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* \param slen amount of data to be decoded
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*
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* \return 0 if successful, POLARSSL_ERR_BASE64_BUFFER_TOO_SMALL, or
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* POLARSSL_ERR_BASE64_INVALID_DATA if the input data is not
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* correct. *dlen is always updated to reflect the amount
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* of data that has (or would have) been written.
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*
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* \note Call this function with *dlen = 0 to obtain the
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* required buffer size in *dlen
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*/
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int base64_decode( unsigned char *dst, int *dlen,
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const unsigned char *src, int slen );
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#endif /* base64.h */
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