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1 | office | 1 | /** |
2 | * @file |
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3 | * lwIP netif implementing an IEEE 802.1D MAC Bridge |
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4 | */ |
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5 | |||
6 | /* |
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7 | * Copyright (c) 2017 Simon Goldschmidt. |
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8 | * All rights reserved. |
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9 | * |
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10 | * Redistribution and use in source and binary forms, with or without modification, |
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11 | * are permitted provided that the following conditions are met: |
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12 | * |
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13 | * 1. Redistributions of source code must retain the above copyright notice, |
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14 | * this list of conditions and the following disclaimer. |
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15 | * 2. Redistributions in binary form must reproduce the above copyright notice, |
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16 | * this list of conditions and the following disclaimer in the documentation |
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17 | * and/or other materials provided with the distribution. |
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18 | * 3. The name of the author may not be used to endorse or promote products |
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19 | * derived from this software without specific prior written permission. |
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20 | * |
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21 | * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR IMPLIED |
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22 | * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF |
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23 | * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT |
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24 | * SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, |
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25 | * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT |
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26 | * OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS |
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27 | * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN |
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28 | * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING |
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29 | * IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY |
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30 | * OF SUCH DAMAGE. |
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31 | * |
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32 | * This file is part of the lwIP TCP/IP stack. |
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33 | * |
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34 | * Author: Simon Goldschmidt <goldsimon@gmx.de> |
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35 | * |
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36 | */ |
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37 | |||
38 | #ifndef LWIP_HDR_NETIF_BRIDGEIF_OPTS_H |
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39 | #define LWIP_HDR_NETIF_BRIDGEIF_OPTS_H |
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40 | |||
41 | #include "lwip/opt.h" |
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42 | |||
43 | /** |
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44 | * @defgroup bridgeif_opts Options |
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45 | * @ingroup bridgeif |
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46 | * @{ |
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47 | */ |
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48 | |||
49 | /** BRIDGEIF_PORT_NETIFS_OUTPUT_DIRECT==1: set port netif's 'input' function |
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50 | * to call directly into bridgeif code and on top of that, directly call into |
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51 | * the selected forwarding port's 'linkoutput' function. |
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52 | * This means that the bridgeif input/output path is protected from concurrent access |
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53 | * but as well, *all* bridge port netif's drivers must correctly handle concurrent access! |
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54 | * == 0: get into tcpip_thread for every input packet (no multithreading) |
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55 | * ATTENTION: as ==0 relies on tcpip.h, the default depends on NO_SYS setting |
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56 | */ |
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57 | #ifndef BRIDGEIF_PORT_NETIFS_OUTPUT_DIRECT |
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58 | #define BRIDGEIF_PORT_NETIFS_OUTPUT_DIRECT NO_SYS |
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59 | #endif |
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60 | |||
61 | /** BRIDGEIF_EXTERNAL_FDB==1: use an external implementation for the forwarding |
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62 | * database which is possibly faster than our example implementation. |
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63 | * (Watch out for concurrent access!) |
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64 | */ |
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65 | #ifndef BRIDGEIF_EXTERNAL_FDB |
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66 | #define BRIDGEIF_EXTERNAL_FDB 0 |
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67 | #endif |
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68 | |||
69 | /** BRIDGEIF_MAX_PORTS: this is used to create a typedef used for forwarding |
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70 | * bit-fields: the number of bits required is this + 1 (for the internal/cpu port) |
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71 | * (63 is the maximum, resulting in an u64_t for the bit mask) |
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72 | * ATTENTION: this controls the maximum number of the implementation only! |
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73 | * The max. number of ports per bridge must still be passed via netif_add parameter! |
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74 | */ |
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75 | #ifndef BRIDGEIF_MAX_PORTS |
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76 | #define BRIDGEIF_MAX_PORTS 7 |
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77 | #endif |
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78 | |||
79 | /** BRIDGEIF_DEBUG: Enable generic debugging in bridgeif.c. */ |
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80 | #ifndef BRIDGEIF_DEBUG |
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81 | #define BRIDGEIF_DEBUG LWIP_DBG_OFF |
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82 | #endif |
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83 | |||
84 | /** BRIDGEIF_DEBUG: Enable FDB debugging in bridgeif.c. */ |
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85 | #ifndef BRIDGEIF_FDB_DEBUG |
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86 | #define BRIDGEIF_FDB_DEBUG LWIP_DBG_OFF |
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87 | #endif |
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88 | |||
89 | /** BRIDGEIF_DEBUG: Enable forwarding debugging in bridgeif.c. */ |
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90 | #ifndef BRIDGEIF_FW_DEBUG |
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91 | #define BRIDGEIF_FW_DEBUG LWIP_DBG_OFF |
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92 | #endif |
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93 | |||
94 | /** |
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95 | * @} |
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96 | */ |
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97 | |||
98 | #endif /* LWIP_HDR_NETIF_BRIDGEIF_OPTS_H */ |