SHOHEI FUJIMOTO / Mbed 2 deprecated SimpleOscTester

simple tester example >>> osc destination & receive

Dependencies:   mbed

Fork of myOSC_test by Alvaro Cassinelli

EthernetNetIf/LPC2368/lwip/netif/ppp/randm.h@0:f76708a93fb3, 2011-10-15 (annotated)

Committer:
mbedalvaro
Date:
Sat Oct 15 14:15:55 2011 +0000
Revision:
0:f76708a93fb3
First working test of this simple OSC library.

Who changed what in which revision?

UserRevisionLine numberNew contents of line
mbedalvaro 0:f76708a93fb3 1 /*****************************************************************************
mbedalvaro 0:f76708a93fb3 2 * randm.h - Random number generator header file.
mbedalvaro 0:f76708a93fb3 3 *
mbedalvaro 0:f76708a93fb3 4 * Copyright (c) 2003 by Marc Boucher, Services Informatiques (MBSI) inc.
mbedalvaro 0:f76708a93fb3 5 * Copyright (c) 1998 Global Election Systems Inc.
mbedalvaro 0:f76708a93fb3 6 *
mbedalvaro 0:f76708a93fb3 7 * The authors hereby grant permission to use, copy, modify, distribute,
mbedalvaro 0:f76708a93fb3 8 * and license this software and its documentation for any purpose, provided
mbedalvaro 0:f76708a93fb3 9 * that existing copyright notices are retained in all copies and that this
mbedalvaro 0:f76708a93fb3 10 * notice and the following disclaimer are included verbatim in any
mbedalvaro 0:f76708a93fb3 11 * distributions. No written agreement, license, or royalty fee is required
mbedalvaro 0:f76708a93fb3 12 * for any of the authorized uses.
mbedalvaro 0:f76708a93fb3 13 *
mbedalvaro 0:f76708a93fb3 14 * THIS SOFTWARE IS PROVIDED BY THE CONTRIBUTORS *AS IS* AND ANY EXPRESS OR
mbedalvaro 0:f76708a93fb3 15 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
mbedalvaro 0:f76708a93fb3 16 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
mbedalvaro 0:f76708a93fb3 17 * IN NO EVENT SHALL THE CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
mbedalvaro 0:f76708a93fb3 18 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
mbedalvaro 0:f76708a93fb3 19 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
mbedalvaro 0:f76708a93fb3 20 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
mbedalvaro 0:f76708a93fb3 21 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
mbedalvaro 0:f76708a93fb3 22 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
mbedalvaro 0:f76708a93fb3 23 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
mbedalvaro 0:f76708a93fb3 24 *
mbedalvaro 0:f76708a93fb3 25 ******************************************************************************
mbedalvaro 0:f76708a93fb3 26 * REVISION HISTORY
mbedalvaro 0:f76708a93fb3 27 *
mbedalvaro 0:f76708a93fb3 28 * 03-01-01 Marc Boucher <marc@mbsi.ca>
mbedalvaro 0:f76708a93fb3 29 * Ported to lwIP.
mbedalvaro 0:f76708a93fb3 30 * 98-05-29 Guy Lancaster <glanca@gesn.com>, Global Election Systems Inc.
mbedalvaro 0:f76708a93fb3 31 * Extracted from avos.
mbedalvaro 0:f76708a93fb3 32 *****************************************************************************/
mbedalvaro 0:f76708a93fb3 33
mbedalvaro 0:f76708a93fb3 34 #ifndef RANDM_H
mbedalvaro 0:f76708a93fb3 35 #define RANDM_H
mbedalvaro 0:f76708a93fb3 36
mbedalvaro 0:f76708a93fb3 37 /***********************
mbedalvaro 0:f76708a93fb3 38 *** PUBLIC FUNCTIONS ***
mbedalvaro 0:f76708a93fb3 39 ***********************/
mbedalvaro 0:f76708a93fb3 40 /*
mbedalvaro 0:f76708a93fb3 41 * Initialize the random number generator.
mbedalvaro 0:f76708a93fb3 42 */
mbedalvaro 0:f76708a93fb3 43 void avRandomInit(void);
mbedalvaro 0:f76708a93fb3 44
mbedalvaro 0:f76708a93fb3 45 /*
mbedalvaro 0:f76708a93fb3 46 * Churn the randomness pool on a random event. Call this early and often
mbedalvaro 0:f76708a93fb3 47 * on random and semi-random system events to build randomness in time for
mbedalvaro 0:f76708a93fb3 48 * usage. For randomly timed events, pass a null pointer and a zero length
mbedalvaro 0:f76708a93fb3 49 * and this will use the system timer and other sources to add randomness.
mbedalvaro 0:f76708a93fb3 50 * If new random data is available, pass a pointer to that and it will be
mbedalvaro 0:f76708a93fb3 51 * included.
mbedalvaro 0:f76708a93fb3 52 */
mbedalvaro 0:f76708a93fb3 53 void avChurnRand(char *randData, u32_t randLen);
mbedalvaro 0:f76708a93fb3 54
mbedalvaro 0:f76708a93fb3 55 /*
mbedalvaro 0:f76708a93fb3 56 * Randomize our random seed value. To be called for truely random events
mbedalvaro 0:f76708a93fb3 57 * such as user operations and network traffic.
mbedalvaro 0:f76708a93fb3 58 */
mbedalvaro 0:f76708a93fb3 59 #if MD5_SUPPORT
mbedalvaro 0:f76708a93fb3 60 #define avRandomize() avChurnRand(NULL, 0)
mbedalvaro 0:f76708a93fb3 61 #else /* MD5_SUPPORT */
mbedalvaro 0:f76708a93fb3 62 void avRandomize(void);
mbedalvaro 0:f76708a93fb3 63 #endif /* MD5_SUPPORT */
mbedalvaro 0:f76708a93fb3 64
mbedalvaro 0:f76708a93fb3 65 /*
mbedalvaro 0:f76708a93fb3 66 * Use the random pool to generate random data. This degrades to pseudo
mbedalvaro 0:f76708a93fb3 67 * random when used faster than randomness is supplied using churnRand().
mbedalvaro 0:f76708a93fb3 68 * Thus it's important to make sure that the results of this are not
mbedalvaro 0:f76708a93fb3 69 * published directly because one could predict the next result to at
mbedalvaro 0:f76708a93fb3 70 * least some degree. Also, it's important to get a good seed before
mbedalvaro 0:f76708a93fb3 71 * the first use.
mbedalvaro 0:f76708a93fb3 72 */
mbedalvaro 0:f76708a93fb3 73 void avGenRand(char *buf, u32_t bufLen);
mbedalvaro 0:f76708a93fb3 74
mbedalvaro 0:f76708a93fb3 75 /*
mbedalvaro 0:f76708a93fb3 76 * Return a new random number.
mbedalvaro 0:f76708a93fb3 77 */
mbedalvaro 0:f76708a93fb3 78 u32_t avRandom(void);
mbedalvaro 0:f76708a93fb3 79
mbedalvaro 0:f76708a93fb3 80
mbedalvaro 0:f76708a93fb3 81 #endif /* RANDM_H */