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comparison: netwerk/srtp/src/include/ut_sim.h
netwerk/srtp/src/include/ut_sim.h
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| 1 /* | |
| 2 * ut-sim.h | |
| 3 * | |
| 4 * an unreliable transport simulator | |
| 5 * (for testing replay databases and suchlike) | |
| 6 * | |
| 7 * David A. McGrew | |
| 8 * Cisco Systems, Inc. | |
| 9 */ | |
| 10 | |
| 11 /* | |
| 12 * | |
| 13 * Copyright (c) 2001-2006, Cisco Systems, Inc. | |
| 14 * All rights reserved. | |
| 15 * | |
| 16 * Redistribution and use in source and binary forms, with or without | |
| 17 * modification, are permitted provided that the following conditions | |
| 18 * are met: | |
| 19 * | |
| 20 * Redistributions of source code must retain the above copyright | |
| 21 * notice, this list of conditions and the following disclaimer. | |
| 22 * | |
| 23 * Redistributions in binary form must reproduce the above | |
| 24 * copyright notice, this list of conditions and the following | |
| 25 * disclaimer in the documentation and/or other materials provided | |
| 26 * with the distribution. | |
| 27 * | |
| 28 * Neither the name of the Cisco Systems, Inc. nor the names of its | |
| 29 * contributors may be used to endorse or promote products derived | |
| 30 * from this software without specific prior written permission. | |
| 31 * | |
| 32 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS | |
| 33 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT | |
| 34 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS | |
| 35 * FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE | |
| 36 * COPYRIGHT HOLDERS OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, | |
| 37 * INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES | |
| 38 * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR | |
| 39 * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) | |
| 40 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, | |
| 41 * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) | |
| 42 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED | |
| 43 * OF THE POSSIBILITY OF SUCH DAMAGE. | |
| 44 * | |
| 45 */ | |
| 46 | |
| 47 | |
| 48 | |
| 49 #ifndef UT_SIM_H | |
| 50 #define UT_SIM_H | |
| 51 | |
| 52 #include "integers.h" /* for uint32_t */ | |
| 53 | |
| 54 #define UT_BUF 160 /* maximum amount of packet reorder */ | |
| 55 | |
| 56 typedef struct { | |
| 57 uint32_t index; | |
| 58 uint32_t buffer[UT_BUF]; | |
| 59 } ut_connection; | |
| 60 | |
| 61 /* | |
| 62 * ut_init(&u) initializes the ut_connection | |
| 63 * | |
| 64 * this function should always be the first one called on a new | |
| 65 * ut_connection | |
| 66 */ | |
| 67 | |
| 68 void | |
| 69 ut_init(ut_connection *utc); | |
| 70 | |
| 71 /* | |
| 72 * ut_next_index(&u) returns the next index from the simulated | |
| 73 * unreliable connection | |
| 74 */ | |
| 75 | |
| 76 uint32_t | |
| 77 ut_next_index(ut_connection *utc); | |
| 78 | |
| 79 | |
| 80 #endif /* UT_SIM_H */ |
