lib/librte_cmdline/cmdline_parse_ipaddr.h

   1 /* SPDX-License-Identifier: BSD-3-Clause
   2  * Copyright(c) 2010-2014 Intel Corporation.
   3  * Copyright (c) 2009, Olivier MATZ <zer0@droids-corp.org>
   4  * All rights reserved.
   5  */
   6
   7 #ifndef _PARSE_IPADDR_H_
   8 #define _PARSE_IPADDR_H_
   9
  10 #include <cmdline_parse.h>
  11 #include <netinet/in.h>
  12
  13 #ifdef __cplusplus
  14 extern "C" {
  15 #endif
  16
  17 #define CMDLINE_IPADDR_V4      0x01
  18 #define CMDLINE_IPADDR_V6      0x02
  19 #define CMDLINE_IPADDR_NETWORK 0x04
  20
  21 struct cmdline_ipaddr {
  22         uint8_t family;
  23         union {
  24                 struct in_addr ipv4;
  25                 struct in6_addr ipv6;
  26         } addr;
  27         unsigned int prefixlen; /* in case of network only */
  28 };
  29 typedef struct cmdline_ipaddr cmdline_ipaddr_t;
  30
  31 struct cmdline_token_ipaddr_data {
  32         uint8_t flags;
  33 };
  34
  35 struct cmdline_token_ipaddr {
  36         struct cmdline_token_hdr hdr;
  37         struct cmdline_token_ipaddr_data ipaddr_data;
  38 };
  39 typedef struct cmdline_token_ipaddr cmdline_parse_token_ipaddr_t;
  40
  41 extern struct cmdline_token_ops cmdline_token_ipaddr_ops;
  42
  43 int cmdline_parse_ipaddr(cmdline_parse_token_hdr_t *tk, const char *srcbuf,
  44         void *res, unsigned ressize);
  45 int cmdline_get_help_ipaddr(cmdline_parse_token_hdr_t *tk, char *dstbuf,
  46         unsigned int size);
  47
  48 #define TOKEN_IPADDR_INITIALIZER(structure, field)      \
  49 {                                                       \
  50         /* hdr */                                           \
  51         {                                                   \
  52                 &cmdline_token_ipaddr_ops,      /* ops */       \
  53                 offsetof(structure, field),     /* offset */    \
  54         },                                                  \
  55         /* ipaddr_data */                                   \
  56         {                                                   \
  57                 CMDLINE_IPADDR_V4 |             /* flags */     \
  58                 CMDLINE_IPADDR_V6,                              \
  59         },                                                  \
  60 }
  61
  62 #define TOKEN_IPV4_INITIALIZER(structure, field)        \
  63 {                                                       \
  64         /* hdr */                                           \
  65         {                                                   \
  66                 &cmdline_token_ipaddr_ops,      /* ops */       \
  67                 offsetof(structure, field),     /* offset */    \
  68         },                                                  \
  69         /* ipaddr_data */                                   \
  70         {                                                   \
  71                 CMDLINE_IPADDR_V4,              /* flags */     \
  72         },                                                  \
  73 }
  74
  75 #define TOKEN_IPV6_INITIALIZER(structure, field)        \
  76 {                                                       \
  77         /* hdr */                                           \
  78         {                                                   \
  79                 &cmdline_token_ipaddr_ops,      /* ops */       \
  80                 offsetof(structure, field),     /* offset */    \
  81         },                                                  \
  82         /* ipaddr_data */                                   \
  83         {                                                   \
  84                 CMDLINE_IPADDR_V6,              /* flags */     \
  85         },                                                  \
  86 }
  87
  88 #define TOKEN_IPNET_INITIALIZER(structure, field)       \
  89 {                                                       \
  90         /* hdr */                                           \
  91         {                                                   \
  92                 &cmdline_token_ipaddr_ops,      /* ops */       \
  93                 offsetof(structure, field),     /* offset */    \
  94         },                                                  \
  95         /* ipaddr_data */                                   \
  96         {                                                   \
  97                 CMDLINE_IPADDR_V4 |             /* flags */     \
  98                 CMDLINE_IPADDR_V6 |                             \
  99                 CMDLINE_IPADDR_NETWORK,                         \
 100         },                                                  \
 101 }
 102
 103 #define TOKEN_IPV4NET_INITIALIZER(structure, field)     \
 104 {                                                       \
 105         /* hdr */                                           \
 106         {                                                   \
 107                 &cmdline_token_ipaddr_ops,      /* ops */       \
 108                 offsetof(structure, field),     /* offset */    \
 109         },                                                  \
 110         /* ipaddr_data */                                   \
 111         {                                                   \
 112                 CMDLINE_IPADDR_V4 |             /* flags */     \
 113                 CMDLINE_IPADDR_NETWORK,                         \
 114         },                                                  \
 115 }
 116
 117 #define TOKEN_IPV6NET_INITIALIZER(structure, field)     \
 118 {                                                       \
 119         /* hdr */                                           \
 120         {                                                   \
 121                 &cmdline_token_ipaddr_ops,      /* ops */       \
 122                 offsetof(structure, field),     /* offset */    \
 123         },                                                  \
 124         /* ipaddr_data */                                   \
 125         {                                                   \
 126                 CMDLINE_IPADDR_V4 |             /* flags */     \
 127                 CMDLINE_IPADDR_NETWORK,                         \
 128         },                                                  \
 129 }
 130
 131 #ifdef __cplusplus
 132 }
 133 #endif
 134
 135 #endif /* _PARSE_IPADDR_H_ */