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Diffstat (limited to 'lib/libalpm/base64.h')
-rw-r--r-- | lib/libalpm/base64.h | 68 |
1 files changed, 68 insertions, 0 deletions
diff --git a/lib/libalpm/base64.h b/lib/libalpm/base64.h new file mode 100644 index 00000000..0ae9612c --- /dev/null +++ b/lib/libalpm/base64.h @@ -0,0 +1,68 @@ +/** + * \file base64.h + * + * Copyright (C) 2006-2010, Brainspark B.V. + * + * This file is part of PolarSSL (http://www.polarssl.org) + * Lead Maintainer: Paul Bakker <polarssl_maintainer at polarssl.org> + * + * All rights reserved. + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; either version 2 of the License, or + * (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program. If not, see <http://www.gnu.org/licenses/>. + */ + +#ifndef _BASE64_H +#define _BASE64_H + +#define POLARSSL_ERR_BASE64_BUFFER_TOO_SMALL 0x0010 +#define POLARSSL_ERR_BASE64_INVALID_CHARACTER 0x0012 + +/** + * \brief Encode a buffer into base64 format + * + * \param dst destination buffer + * \param dlen size of the buffer + * \param src source buffer + * \param slen amount of data to be encoded + * + * \return 0 if successful, or POLARSSL_ERR_BASE64_BUFFER_TOO_SMALL. + * *dlen is always updated to reflect the amount + * of data that has (or would have) been written. + * + * \note Call this function with *dlen = 0 to obtain the + * required buffer size in *dlen + */ +int base64_encode( unsigned char *dst, int *dlen, + const unsigned char *src, int slen ); + +/** + * \brief Decode a base64-formatted buffer + * + * \param dst destination buffer + * \param dlen size of the buffer + * \param src source buffer + * \param slen amount of data to be decoded + * + * \return 0 if successful, POLARSSL_ERR_BASE64_BUFFER_TOO_SMALL, or + * POLARSSL_ERR_BASE64_INVALID_DATA if the input data is not + * correct. *dlen is always updated to reflect the amount + * of data that has (or would have) been written. + * + * \note Call this function with *dlen = 0 to obtain the + * required buffer size in *dlen + */ +int base64_decode( unsigned char *dst, int *dlen, + const unsigned char *src, int slen ); + +#endif /* base64.h */ |