| |
| /* |
| * Copyright 2004,2005 The Apache Software Foundation. |
| * |
| * Licensed 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. |
| */ |
| |
| #ifndef AXUTIL_RAND_H |
| #define AXUTIL_RAND_H |
| |
| #include <axutil_error.h> |
| #include <axutil_env.h> |
| #include <axutil_date_time.h> |
| #include <axutil_base64_binary.h> |
| |
| #ifdef __cplusplus |
| extern "C" |
| { |
| #endif |
| |
| /** |
| * @defgroup axutil_rand rand |
| * @ingroup axis2_util |
| * @{ |
| */ |
| |
| /** |
| * @file axutil_rand.h |
| * @brief A simple thread safe and reentrant random number generator |
| */ |
| |
| /** |
| * This is reentrant and thread safe simple random number generator |
| * function. it is passed an pointer to an unsigned int state value |
| * which is used inside the function and changed in each call. |
| * @param seedp pointer to an unsigned int used as the internal state |
| * @return int <code>int<code> |
| */ |
| AXIS2_EXTERN int AXIS2_CALL |
| axutil_rand( |
| unsigned int *seedp); |
| |
| /** |
| * This is reentrant and thread safe simple random number generator |
| * function. it is passed an pointer to an unsigned int state value |
| * which is used inside the function and changed in each call. Also |
| * it is passed a range in which the random number is selected |
| * @param seedp pointer to an unsigned int used as the internal state |
| * @param start start of the range |
| * @param end end of the range |
| * @return int If invalid range is entered -1 is returned <code>int<code> |
| */ |
| AXIS2_EXTERN int AXIS2_CALL |
| axutil_rand_with_range( |
| unsigned int *seedp, |
| int start, |
| int end); |
| |
| /** |
| * A random seed value generated based on the time |
| */ |
| AXIS2_EXTERN unsigned int AXIS2_CALL |
| |
| axutil_rand_get_seed_value_based_on_time( |
| const axutil_env_t * env); |
| |
| /** @} */ |
| |
| #ifdef __cplusplus |
| } |
| #endif |
| |
| #endif /* AXIS2_RAND_H */ |