iw.h

   1 #ifndef __IW_H
   2 #define __IW_H
   3
   4 #include <netlink/netlink.h>
   5 #include <netlink/genl/genl.h>
   6 #include <netlink/genl/family.h>
   7 #include <netlink/genl/ctrl.h>
   8
   9 #include "nl80211.h"
  10
  11 #define ETH_ALEN 6
  12
  13 #ifndef CONFIG_LIBNL20
  14 #  define nl_sock nl_handle
  15 #endif
  16
  17 struct nl80211_state {
  18         struct nl_sock *nl_sock;
  19         struct nl_cache *nl_cache;
  20         struct genl_family *nl80211;
  21 };
  22
  23 enum command_identify_by {
  24         CIB_NONE,
  25         CIB_PHY,
  26         CIB_NETDEV,
  27 };
  28
  29 enum id_input {
  30         II_NONE,
  31         II_NETDEV,
  32         II_PHY_NAME,
  33         II_PHY_IDX,
  34 };
  35
  36 struct cmd {
  37         const char *section;
  38         const char *name;
  39         const char *args;
  40         const char *help;
  41         const enum nl80211_commands cmd;
  42         int nl_msg_flags;
  43         int hidden;
  44         const enum command_identify_by idby;
  45         /*
  46          * The handler should return a negative error code,
  47          * zero on success, 1 if the arguments were wrong
  48          * and the usage message should and 2 otherwise.
  49          */
  50         int (*handler)(struct nl80211_state *state,
  51                        struct nl_cb *cb,
  52                        struct nl_msg *msg,
  53                        int argc, char **argv);
  54 };
  55
  56 #define ARRAY_SIZE(ar) (sizeof(ar)/sizeof(ar[0]))
  57
  58 #define __COMMAND(_section, _symname, _name, _args, _nlcmd, _flags, _hidden, _idby, _handler, _help)\
  59         static const struct cmd                                         \
  60         __cmd ## _ ## _symname ## _ ## _handler ## _ ## _nlcmd ## _ ## _idby ## _ ## _hidden\
  61         __attribute__((used)) __attribute__((section("__cmd"))) = {     \
  62                 .section = (_section),                                  \
  63                 .name = (_name),                                        \
  64                 .args = (_args),                                        \
  65                 .cmd = (_nlcmd),                                        \
  66                 .nl_msg_flags = (_flags),                               \
  67                 .hidden = (_hidden),                                    \
  68                 .idby = (_idby),                                        \
  69                 .handler = (_handler),                                  \
  70                 .help = (_help),                                        \
  71          }
  72 #define COMMAND(section, name, args, cmd, flags, idby, handler, help)   \
  73         __COMMAND(#section, name, #name, args, cmd, flags, 0, idby, handler, help)
  74 #define HIDDEN(section, name, args, cmd, flags, idby, handler)          \
  75         __COMMAND(#section, name, #name, args, cmd, flags, 1, idby, handler, NULL)
  76 #define TOPLEVEL(name, args, cmd, flags, idby, handler, help)           \
  77         __COMMAND(NULL, name, #name, args, cmd, flags, 0, idby, handler, help)
  78 extern struct cmd __start___cmd;
  79 extern struct cmd __stop___cmd;
  80
  81 extern const char iw_version[];
  82
  83 extern int iw_debug;
  84
  85 int handle_cmd(struct nl80211_state *state, enum id_input idby,
  86                int argc, char **argv);
  87 __u32 listen_events(struct nl80211_state *state,
  88                     const int n_waits, const __u32 *waits);
  89
  90
  91 int mac_addr_a2n(unsigned char *mac_addr, char *arg);
  92 int mac_addr_n2a(char *mac_addr, unsigned char *arg);
  93
  94 const char *iftype_name(enum nl80211_iftype iftype);
  95 int ieee80211_channel_to_frequency(int chan);
  96 int ieee80211_frequency_to_channel(int freq);
  97
  98 int nl_get_multicast_id(struct nl_sock *sock, const char *family, const char *group);
  99
 100 char *reg_initiator_to_string(__u8 initiator);
 101
 102 const char *get_reason_str(uint16_t reason);
 103 const char *get_status_str(uint16_t status);
 104
 105 #endif /* __IW_H */