-rw-r--r-- | include/opkele/util.h | 66 |
1 files changed, 66 insertions, 0 deletions
diff --git a/include/opkele/util.h b/include/opkele/util.h index 80d8b03..2a7a859 100644 --- a/include/opkele/util.h +++ b/include/opkele/util.h @@ -13,6 +13,10 @@ namespace opkele { namespace util { + /** + * Convenience class encapsulating SSL BIGNUM object for the purpose of + * automatical freeing. + */ class bignum_t { public: BIGNUM *_bn; @@ -26,6 +30,10 @@ namespace opkele { operator const BIGNUM*(void) const { return _bn; } operator BIGNUM*(void) { return _bn; } }; + /** + * Convenience clas encapsulating SSL DH object for the purpose of + * automatic freeing. + */ class dh_t { public: DH *_dh; @@ -43,19 +51,77 @@ namespace opkele { const DH* operator->() const { return _dh; } }; + /** + * Convert base64-encoded SSL BIGNUM to internal representation. + * @param b64 base64-encoded number + * @return SSL BIGNUM + * @throw failed_conversion in case of error + */ BIGNUM *base64_to_bignum(const string& b64); + /** + * Convert decimal representation to SSL BIGNUM. + * @param dec decimal representation + * @return resulting BIGNUM + * @throw failed_conversion in case of error + */ BIGNUM *dec_to_bignum(const string& dec); + /** + * Convert SSL BIGNUM data to base64 encoded string. + * @param bn BIGNUM + * @return base64encoded string + */ string bignum_to_base64(const BIGNUM *bn); + /** + * Convert internal time representation to w3c format + * @param t internal representation + * @return w3c time + * @throw failed_conversion in case of error + */ string time_to_w3c(time_t t); + /** + * Convert W3C time representation to internal time_t + * @param w w3c representation + * @return converted time + * @throw failed_conversion in case of error + */ time_t w3c_to_time(const string& w); + /** + * Encode string to the representation suitable for using in URL. + * @param str string to encode + * @return encoded string + * @throw failed_conversion in case of failure + */ string url_encode(const string& str); + /** + * Convert number to string + * @param l number + * @return string representation + * @throw failed_conversion in case of failure + */ string long_to_string(long l); + /** + * Convert string to number + * @param s string, containing the number + * @return the number + * @throw failed_conversion in case of failure + */ long string_to_long(const string& s); + /** + * Encode binary data using base64. + * @param data pointer to binary data + * @param length length of data + * @return encoded data + */ string encode_base64(const void *data,size_t length); + /** + * Decode binary data from base64 representation. + * @param data base64-encoded data + * @param rv container for decoded binary + */ void decode_base64(const string& data,vector<unsigned char>& rv); } |