1 | /*
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2 | * Copyright (c) 2001-2004 Swedish Institute of Computer Science.
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3 | * All rights reserved.
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4 | *
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5 | * Redistribution and use in source and binary forms, with or without modification,
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6 | * are permitted provided that the following conditions are met:
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7 | *
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8 | * 1. Redistributions of source code must retain the above copyright notice,
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9 | * this list of conditions and the following disclaimer.
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10 | * 2. Redistributions in binary form must reproduce the above copyright notice,
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11 | * this list of conditions and the following disclaimer in the documentation
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12 | * and/or other materials provided with the distribution.
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13 | * 3. The name of the author may not be used to endorse or promote products
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14 | * derived from this software without specific prior written permission.
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15 | *
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16 | * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR IMPLIED
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17 | * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
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18 | * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT
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19 | * SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
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20 | * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT
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21 | * OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
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22 | * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
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23 | * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING
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24 | * IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY
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25 | * OF SUCH DAMAGE.
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26 | *
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27 | * This file is part of the lwIP TCP/IP stack.
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28 | *
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29 | * Author: Adam Dunkels <adam@sics.se>
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30 | *
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31 | */
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32 | #ifndef __LWIP_INET_H__
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33 | #define __LWIP_INET_H__
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34 |
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35 | #include "lwip/opt.h"
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36 | #include "lwip/def.h"
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37 | #include "lwip/ip_addr.h"
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38 |
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39 | #ifdef __cplusplus
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40 | extern "C" {
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41 | #endif
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42 |
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43 | /** For compatibility with BSD code */
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44 | struct in_addr {
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45 | u32_t s_addr;
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46 | };
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47 |
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48 | /** 255.255.255.255 */
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49 | #define INADDR_NONE IPADDR_NONE
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50 | /** 127.0.0.1 */
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51 | #define INADDR_LOOPBACK IPADDR_LOOPBACK
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52 | /** 0.0.0.0 */
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53 | #define INADDR_ANY IPADDR_ANY
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54 | /** 255.255.255.255 */
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55 | #define INADDR_BROADCAST IPADDR_BROADCAST
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56 |
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57 | /* Definitions of the bits in an Internet address integer.
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58 |
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59 | On subnets, host and network parts are found according to
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60 | the subnet mask, not these masks. */
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61 | #define IN_CLASSA(a) IP_CLASSA(a)
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62 | #define IN_CLASSA_NET IP_CLASSA_NET
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63 | #define IN_CLASSA_NSHIFT IP_CLASSA_NSHIFT
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64 | #define IN_CLASSA_HOST IP_CLASSA_HOST
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65 | #define IN_CLASSA_MAX IP_CLASSA_MAX
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66 |
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67 | #define IN_CLASSB(b) IP_CLASSB(b)
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68 | #define IN_CLASSB_NET IP_CLASSB_NET
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69 | #define IN_CLASSB_NSHIFT IP_CLASSB_NSHIFT
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70 | #define IN_CLASSB_HOST IP_CLASSB_HOST
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71 | #define IN_CLASSB_MAX IP_CLASSB_MAX
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72 |
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73 | #define IN_CLASSC(c) IP_CLASSC(c)
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74 | #define IN_CLASSC_NET IP_CLASSC_NET
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75 | #define IN_CLASSC_NSHIFT IP_CLASSC_NSHIFT
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76 | #define IN_CLASSC_HOST IP_CLASSC_HOST
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77 | #define IN_CLASSC_MAX IP_CLASSC_MAX
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78 |
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79 | #define IN_CLASSD(d) IP_CLASSD(d)
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80 | #define IN_CLASSD_NET IP_CLASSD_NET /* These ones aren't really */
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81 | #define IN_CLASSD_NSHIFT IP_CLASSD_NSHIFT /* net and host fields, but */
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82 | #define IN_CLASSD_HOST IP_CLASSD_HOST /* routing needn't know. */
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83 | #define IN_CLASSD_MAX IP_CLASSD_MAX
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84 |
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85 | #define IN_MULTICAST(a) IP_MULTICAST(a)
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86 |
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87 | #define IN_EXPERIMENTAL(a) IP_EXPERIMENTAL(a)
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88 | #define IN_BADCLASS(a) IP_BADCLASS(a)
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89 |
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90 | #define IN_LOOPBACKNET IP_LOOPBACKNET
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91 |
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92 | #define inet_addr_from_ipaddr(target_inaddr, source_ipaddr) ((target_inaddr)->s_addr = ip4_addr_get_u32(source_ipaddr))
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93 | #define inet_addr_to_ipaddr(target_ipaddr, source_inaddr) (ip4_addr_set_u32(target_ipaddr, (source_inaddr)->s_addr))
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94 | /* ATTENTION: the next define only works because both s_addr and ip_addr_t are an u32_t effectively! */
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95 | #define inet_addr_to_ipaddr_p(target_ipaddr_p, source_inaddr) ((target_ipaddr_p) = (ip_addr_t*)&((source_inaddr)->s_addr))
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96 |
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97 | /* directly map this to the lwip internal functions */
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98 | #define inet_addr(cp) ipaddr_addr(cp)
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99 | #define inet_aton(cp, addr) ipaddr_aton(cp, (ip_addr_t*)addr)
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100 | #define inet_ntoa(addr) ipaddr_ntoa((ip_addr_t*)&(addr))
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101 | #define inet_ntoa_r(addr, buf, buflen) ipaddr_ntoa_r((ip_addr_t*)&(addr), buf, buflen)
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102 |
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103 | #ifdef __cplusplus
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104 | }
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105 | #endif
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106 |
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107 | #endif /* __LWIP_INET_H__ */
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