| /** |
| * \file base64.h |
| */ |
| #ifndef XYSSL_BASE64_H |
| #define XYSSL_BASE64_H |
| |
| #define XYSSL_ERR_BASE64_BUFFER_TOO_SMALL -0x0010 |
| #define XYSSL_ERR_BASE64_INVALID_CHARACTER -0x0012 |
| |
| #ifdef __cplusplus |
| extern "C" { |
| #endif |
| |
| /** |
| * \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 XYSSL_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, |
| 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, XYSSL_ERR_BASE64_BUFFER_TOO_SMALL, or |
| * XYSSL_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, |
| unsigned char *src, int slen ); |
| |
| /** |
| * \brief Checkup routine |
| * |
| * \return 0 if successful, or 1 if the test failed |
| */ |
| int base64_self_test( int verbose ); |
| |
| #ifdef __cplusplus |
| } |
| #endif |
| |
| #endif /* base64.h */ |