| /* |
| Licensed to the Apache Software Foundation (ASF) under one |
| or more contributor license agreements. See the NOTICE file |
| distributed with this work for additional information |
| regarding copyright ownership. The ASF licenses this file |
| to you under the Apache License, Version 2.0 (the |
| "License"); you may not use this file except in compliance |
| with the License. You may obtain a copy of the License at |
| |
| http://www.apache.org/licenses/LICENSE-2.0 |
| |
| Unless required by applicable law or agreed to in writing, |
| software distributed under the License is distributed on an |
| "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY |
| KIND, either express or implied. See the License for the |
| specific language governing permissions and limitations |
| under the License. |
| */ |
| |
| /** |
| * @file utils.h |
| * @author Kealan McCusker |
| * @brief Utility functions Header File |
| * |
| */ |
| |
| /* AMCL Support functions for M-Pin servers */ |
| |
| #ifndef UTILS_H |
| #define UTILS_H |
| |
| #include "amcl.h" |
| |
| /** |
| * @brief Decode hex value |
| * |
| * Decode hex value. |
| * |
| * @param src Hex encoded string |
| * @param dst Binary string |
| * @param src_len length Hex encoded string |
| */ |
| void amcl_hex2bin(const char *src, char *dst, int src_len); |
| |
| /** |
| * @brief Encode binary string |
| * |
| * Encode binary string. |
| * |
| * @param src Binary string |
| * @param dst Hex encoded string |
| * @param src_len length binary string |
| */ |
| void amcl_bin2hex(char *src, char *dst, int src_len); |
| |
| /** |
| * @brief Print encoded binary string in hex |
| * |
| * Print encoded binary string in hex. |
| * |
| * @param src Binary string |
| * @param src_len length binary string |
| */ |
| void amcl_print_hex(char *src, int src_len); |
| |
| /** |
| * @brief Generate a random Octet |
| * |
| * Generate a random Octet. |
| * |
| * @param RNG random number generator |
| * @param randomValue random Octet |
| */ |
| void generateRandom(csprng* RNG, octet* randomValue); |
| |
| /** |
| * @brief Generate a random six digit one time password |
| * |
| * Generates a random six digit one time password. |
| * |
| * @param RNG random number generator |
| * @return OTP One Time Password |
| */ |
| int generateOTP(csprng* RNG); |
| |
| #endif |