ceph/src/dpdk/lib/librte_cmdline/cmdline_parse_ipaddr.h

   1 /*-
   2  *   BSD LICENSE
   3  *
   4  *   Copyright(c) 2010-2014 Intel Corporation. All rights reserved.
   5  *   All rights reserved.
   6  *
   7  *   Redistribution and use in source and binary forms, with or without
   8  *   modification, are permitted provided that the following conditions
   9  *   are met:
  10  *
  11  *     * Redistributions of source code must retain the above copyright
  12  *       notice, this list of conditions and the following disclaimer.
  13  *     * Redistributions in binary form must reproduce the above copyright
  14  *       notice, this list of conditions and the following disclaimer in
  15  *       the documentation and/or other materials provided with the
  16  *       distribution.
  17  *     * Neither the name of Intel Corporation nor the names of its
  18  *       contributors may be used to endorse or promote products derived
  19  *       from this software without specific prior written permission.
  20  *
  21  *   THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
  22  *   "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
  23  *   LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
  24  *   A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
  25  *   OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
  26  *   SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
  27  *   LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
  28  *   DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
  29  *   THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
  30  *   (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
  31  *   OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  32  */
  33
  34 /*
  35  * Copyright (c) 2009, Olivier MATZ <zer0@droids-corp.org>
  36  * All rights reserved.
  37  * Redistribution and use in source and binary forms, with or without
  38  * modification, are permitted provided that the following conditions are met:
  39  *
  40  *     * Redistributions of source code must retain the above copyright
  41  *       notice, this list of conditions and the following disclaimer.
  42  *     * Redistributions in binary form must reproduce the above copyright
  43  *       notice, this list of conditions and the following disclaimer in the
  44  *       documentation and/or other materials provided with the distribution.
  45  *     * Neither the name of the University of California, Berkeley nor the
  46  *       names of its contributors may be used to endorse or promote products
  47  *       derived from this software without specific prior written permission.
  48  *
  49  * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND ANY
  50  * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
  51  * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
  52  * DISCLAIMED. IN NO EVENT SHALL THE REGENTS AND CONTRIBUTORS BE LIABLE FOR ANY
  53  * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
  54  * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
  55  * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
  56  * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
  57  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
  58  * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  59  */
  60
  61 #ifndef _PARSE_IPADDR_H_
  62 #define _PARSE_IPADDR_H_
  63
  64 #include <cmdline_parse.h>
  65 #include <netinet/in.h>
  66
  67 #ifdef __cplusplus
  68 extern "C" {
  69 #endif
  70
  71 #define CMDLINE_IPADDR_V4      0x01
  72 #define CMDLINE_IPADDR_V6      0x02
  73 #define CMDLINE_IPADDR_NETWORK 0x04
  74
  75 struct cmdline_ipaddr {
  76         uint8_t family;
  77         union {
  78                 struct in_addr ipv4;
  79                 struct in6_addr ipv6;
  80         } addr;
  81         unsigned int prefixlen; /* in case of network only */
  82 };
  83 typedef struct cmdline_ipaddr cmdline_ipaddr_t;
  84
  85 struct cmdline_token_ipaddr_data {
  86         uint8_t flags;
  87 };
  88
  89 struct cmdline_token_ipaddr {
  90         struct cmdline_token_hdr hdr;
  91         struct cmdline_token_ipaddr_data ipaddr_data;
  92 };
  93 typedef struct cmdline_token_ipaddr cmdline_parse_token_ipaddr_t;
  94
  95 extern struct cmdline_token_ops cmdline_token_ipaddr_ops;
  96
  97 int cmdline_parse_ipaddr(cmdline_parse_token_hdr_t *tk, const char *srcbuf,
  98         void *res, unsigned ressize);
  99 int cmdline_get_help_ipaddr(cmdline_parse_token_hdr_t *tk, char *dstbuf,
 100         unsigned int size);
 101
 102 #define TOKEN_IPADDR_INITIALIZER(structure, field)      \
 103 {                                                       \
 104         /* hdr */                                           \
 105         {                                                   \
 106                 &cmdline_token_ipaddr_ops,      /* ops */       \
 107                 offsetof(structure, field),     /* offset */    \
 108         },                                                  \
 109         /* ipaddr_data */                                   \
 110         {                                                   \
 111                 CMDLINE_IPADDR_V4 |             /* flags */     \
 112                 CMDLINE_IPADDR_V6,                              \
 113         },                                                  \
 114 }
 115
 116 #define TOKEN_IPV4_INITIALIZER(structure, field)        \
 117 {                                                       \
 118         /* hdr */                                           \
 119         {                                                   \
 120                 &cmdline_token_ipaddr_ops,      /* ops */       \
 121                 offsetof(structure, field),     /* offset */    \
 122         },                                                  \
 123         /* ipaddr_data */                                   \
 124         {                                                   \
 125                 CMDLINE_IPADDR_V4,              /* flags */     \
 126         },                                                  \
 127 }
 128
 129 #define TOKEN_IPV6_INITIALIZER(structure, field)        \
 130 {                                                       \
 131         /* hdr */                                           \
 132         {                                                   \
 133                 &cmdline_token_ipaddr_ops,      /* ops */       \
 134                 offsetof(structure, field),     /* offset */    \
 135         },                                                  \
 136         /* ipaddr_data */                                   \
 137         {                                                   \
 138                 CMDLINE_IPADDR_V6,              /* flags */     \
 139         },                                                  \
 140 }
 141
 142 #define TOKEN_IPNET_INITIALIZER(structure, field)       \
 143 {                                                       \
 144         /* hdr */                                           \
 145         {                                                   \
 146                 &cmdline_token_ipaddr_ops,      /* ops */       \
 147                 offsetof(structure, field),     /* offset */    \
 148         },                                                  \
 149         /* ipaddr_data */                                   \
 150         {                                                   \
 151                 CMDLINE_IPADDR_V4 |             /* flags */     \
 152                 CMDLINE_IPADDR_V6 |                             \
 153                 CMDLINE_IPADDR_NETWORK,                         \
 154         },                                                  \
 155 }
 156
 157 #define TOKEN_IPV4NET_INITIALIZER(structure, field)     \
 158 {                                                       \
 159         /* hdr */                                           \
 160         {                                                   \
 161                 &cmdline_token_ipaddr_ops,      /* ops */       \
 162                 offsetof(structure, field),     /* offset */    \
 163         },                                                  \
 164         /* ipaddr_data */                                   \
 165         {                                                   \
 166                 CMDLINE_IPADDR_V4 |             /* flags */     \
 167                 CMDLINE_IPADDR_NETWORK,                         \
 168         },                                                  \
 169 }
 170
 171 #define TOKEN_IPV6NET_INITIALIZER(structure, field)     \
 172 {                                                       \
 173         /* hdr */                                           \
 174         {                                                   \
 175                 &cmdline_token_ipaddr_ops,      /* ops */       \
 176                 offsetof(structure, field),     /* offset */    \
 177         },                                                  \
 178         /* ipaddr_data */                                   \
 179         {                                                   \
 180                 CMDLINE_IPADDR_V4 |             /* flags */     \
 181                 CMDLINE_IPADDR_NETWORK,                         \
 182         },                                                  \
 183 }
 184
 185 #ifdef __cplusplus
 186 }
 187 #endif
 188
 189 #endif /* _PARSE_IPADDR_H_ */