xtables-10.h

   1 /*
   2  * firewall3 - 3rd OpenWrt UCI firewall implementation
   3  *
   4  *   Copyright (C) 2013 Jo-Philipp Wich <jow@openwrt.org>
   5  *
   6  * Permission to use, copy, modify, and/or distribute this software for any
   7  * purpose with or without fee is hereby granted, provided that the above
   8  * copyright notice and this permission notice appear in all copies.
   9  *
  10  * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
  11  * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
  12  * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
  13  * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
  14  * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
  15  * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
  16  * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
  17  */
  18
  19 #ifndef __FW3_XTABLES_10_H
  20 #define __FW3_XTABLES_10_H
  21
  22 static inline const char *
  23 fw3_xt_get_match_name(struct xtables_match *m)
  24 {
  25     if (m->alias)
  26         return m->alias(m->m);
  27
  28     return m->m->u.user.name;
  29 }
  30
  31 static inline void
  32 fw3_xt_set_match_name(struct xtables_match *m)
  33 {
  34     if (m->real_name)
  35         strcpy(m->m->u.user.name, m->real_name);
  36     else
  37         strcpy(m->m->u.user.name, m->name);
  38 }
  39
  40 static inline bool
  41 fw3_xt_has_match_parse(struct xtables_match *m)
  42 {
  43     return (m->parse || m->x6_parse);
  44 }
  45
  46 static inline void
  47 fw3_xt_free_match_udata(struct xtables_match *m)
  48 {
  49     if (m->udata_size)
  50     {
  51         free(m->udata);
  52         m->udata = fw3_alloc(m->udata_size);
  53     }
  54 }
  55
  56 static inline void
  57 fw3_xt_merge_match_options(struct xtables_globals *g, struct xtables_match *m)
  58 {
  59         if (m->x6_options)
  60                 g->opts = xtables_options_xfrm(g->orig_opts, g->opts,
  61                                                                            m->x6_options, &m->option_offset);
  62
  63         if (m->extra_opts)
  64                 g->opts = xtables_merge_options(g->orig_opts, g->opts,
  65                                                                                 m->extra_opts, &m->option_offset);
  66 }
  67
  68
  69 static inline const char *
  70 fw3_xt_get_target_name(struct xtables_target *t)
  71 {
  72     if (t->alias)
  73         return t->alias(t->t);
  74
  75     return t->t->u.user.name;
  76 }
  77
  78 static inline void
  79 fw3_xt_set_target_name(struct xtables_target *t, const char *name)
  80 {
  81     if (t->real_name)
  82         strcpy(t->t->u.user.name, t->real_name);
  83     else
  84         strcpy(t->t->u.user.name, name);
  85 }
  86
  87 static inline bool
  88 fw3_xt_has_target_parse(struct xtables_target *t)
  89 {
  90     return (t->parse || t->x6_parse);
  91 }
  92
  93 static inline void
  94 fw3_xt_free_target_udata(struct xtables_target *t)
  95 {
  96     if (t->udata_size)
  97     {
  98         free(t->udata);
  99         t->udata = fw3_alloc(t->udata_size);
 100     }
 101 }
 102
 103 static inline void
 104 fw3_xt_merge_target_options(struct xtables_globals *g, struct xtables_target *t)
 105 {
 106         if (t->x6_options)
 107                 g->opts = xtables_options_xfrm(g->orig_opts, g->opts,
 108                                                t->x6_options, &t->option_offset);
 109         else
 110                 g->opts = xtables_merge_options(g->orig_opts, g->opts,
 111                                                 t->extra_opts, &t->option_offset);
 112 }
 113
 114 #endif