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 struct cmd {
  30         const char *section;
  31         const char *name;
  32         const char *args;
  33         const enum nl80211_commands cmd;
  34         int nl_msg_flags;
  35         int hidden;
  36         const enum command_identify_by idby;
  37         /*
  38          * The handler should return a negative error code,
  39          * zero on success, 1 if the arguments were wrong
  40          * and the usage message should and 2 otherwise.
  41          */
  42         int (*handler)(struct nl_cb *cb,
  43                        struct nl_msg *msg,
  44                        int argc, char **argv);
  45 };
  46
  47 #define ARRAY_SIZE(ar) (sizeof(ar)/sizeof(ar[0]))
  48
  49 #define __COMMAND(sect, name, args, nlcmd, flags, hidden, idby, handler)\
  50         static const struct cmd                                         \
  51         __cmd_ ## handler ## _ ## nlcmd ## _ ## idby ## _ ## hidden     \
  52         __attribute__((used)) __attribute__((section("__cmd")))         \
  53         = { sect, name, args, nlcmd, flags, hidden, idby, handler }
  54 #define COMMAND(section, name, args, cmd, flags, idby, handler) \
  55         __COMMAND(#section, #name, args, cmd, flags, 0, idby, handler)
  56 #define HIDDEN(section, name, args, cmd, flags, idby, handler)  \
  57         __COMMAND(#section, #name, args, cmd, flags, 1, idby, handler)
  58 #define TOPLEVEL(name, args, cmd, flags, idby, handler)         \
  59         __COMMAND(NULL, #name, args, cmd, flags, 0, idby, handler)
  60 extern struct cmd __start___cmd;
  61 extern struct cmd __stop___cmd;
  62
  63 int mac_addr_a2n(unsigned char *mac_addr, char *arg);
  64 int mac_addr_n2a(char *mac_addr, unsigned char *arg);
  65
  66 const char *iftype_name(enum nl80211_iftype iftype);
  67 int ieee80211_channel_to_frequency(int chan);
  68 int ieee80211_frequency_to_channel(int freq);
  69
  70 int nl_get_multicast_id(struct nl_sock *sock, const char *family, const char *group);
  71
  72 #endif /* __IW_H */