| 1 | /* |
| 2 | The software in this package is distributed under the GNU General |
| 3 | Public License version 2 (with a special exception described below). |
| 4 | |
| 5 | A copy of GNU General Public License (GPL) is included in this distribution, |
| 6 | in the file COPYING.GPL. |
| 7 | |
| 8 | As a special exception, if other files instantiate templates or use macros |
| 9 | or inline functions from this file, or you compile this file and link it |
| 10 | with other works to produce a work based on this file, this file |
| 11 | does not by itself cause the resulting work to be covered |
| 12 | by the GNU General Public License. |
| 13 | |
| 14 | However the source code for this file must still be made available |
| 15 | in accordance with section (3) of the GNU General Public License. |
| 16 | |
| 17 | This exception does not invalidate any other reasons why a work based |
| 18 | on this file might be covered by the GNU General Public License. |
| 19 | */ |
| 20 | /** |
| 21 | Hashing functions based upon openssl. |
| 22 | |
| 23 | @copyright Intra2net AG |
| 24 | */ |
| 25 | |
| 26 | #ifndef CRYPTO_HXX |
| 27 | #define CRYPTO_HXX |
| 28 | |
| 29 | |
| 30 | #if (__GNUC__ > 2 || (__GNUC__ == 2 && __GNUC_MINOR__ >= 96)) |
| 31 | using namespace std; |
| 32 | #endif |
| 33 | |
| 34 | #include <openssl/evp.h> |
| 35 | #include <boost/shared_array.hpp> |
| 36 | #include <boost/shared_ptr.hpp> |
| 37 | |
| 38 | namespace I2n { |
| 39 | |
| 40 | enum algorithm { NONE=0, MD5=1, SHA1=2, SHA256=8, SHA384=9, SHA512=10 }; |
| 41 | |
| 42 | // output: hex encoded hash |
| 43 | string hash_data(string data, algorithm algo); |
| 44 | |
| 45 | // output: raw binary hash |
| 46 | string hash_data_raw(string data, algorithm algo); |
| 47 | |
| 48 | // hash data in 64kB blocks |
| 49 | string hash_file(string filename, algorithm algo); |
| 50 | |
| 51 | string encode_hex(string data); |
| 52 | |
| 53 | string encode_hex(char *data, unsigned int size); |
| 54 | |
| 55 | typedef boost::shared_array<char> char_arr; |
| 56 | |
| 57 | typedef boost::shared_array<unsigned char> uchar_arr; |
| 58 | |
| 59 | typedef boost::shared_ptr<EVP_MD_CTX> EVP_MD_CTX_Ptr; |
| 60 | }; // eo I2n namespace |
| 61 | |
| 62 | #endif /* [CRYPTO_HXX] */ |