iw.h

   1 #ifndef __IW_H
   2 #define __IW_H
   3
   4 #include <netlink/genl/genl.h>
   5 #include <netlink/genl/family.h>
   6 #include <netlink/genl/ctrl.h>
   7
   8 #include "nl80211.h"
   9
  10 #define ETH_ALEN 6
  11
  12 struct nl80211_state {
  13 #ifdef CONFIG_LIBNL20
  14         struct nl_sock *nl_handle;
  15 #else
  16         struct nl_handle *nl_handle;
  17 #endif
  18         struct nl_cache *nl_cache;
  19         struct genl_family *nl80211;
  20 };
  21
  22 enum command_identify_by {
  23         CIB_NONE,
  24         CIB_PHY,
  25         CIB_NETDEV,
  26 };
  27
  28 struct cmd {
  29         const char *section;
  30         const char *name;
  31         const char *args;
  32         const enum nl80211_commands cmd;
  33         int nl_msg_flags;
  34         int hidden;
  35         const enum command_identify_by idby;
  36         /*
  37          * The handler should return a negative error code,
  38          * zero on success, 1 if the arguments were wrong
  39          * and the usage message should and 2 otherwise.
  40          */
  41         int (*handler)(struct nl_cb *cb,
  42                        struct nl_msg *msg,
  43                        int argc, char **argv);
  44 };
  45
  46 #define ARRAY_SIZE(ar) (sizeof(ar)/sizeof(ar[0]))
  47
  48 #define __COMMAND(sect, name, args, nlcmd, flags, hidden, idby, handler)\
  49         static const struct cmd                                         \
  50         __cmd_ ## handler ## _ ## nlcmd ## _ ## idby ## _ ## hidden     \
  51         __attribute__((used)) __attribute__((section("__cmd")))         \
  52         = { sect, name, args, nlcmd, flags, hidden, idby, handler }
  53 #define COMMAND(section, name, args, cmd, flags, idby, handler) \
  54         __COMMAND(#section, #name, args, cmd, flags, 0, idby, handler)
  55 #define HIDDEN(section, name, args, cmd, flags, idby, handler)  \
  56         __COMMAND(#section, #name, args, cmd, flags, 1, idby, handler)
  57 #define TOPLEVEL(name, args, cmd, flags, idby, handler)         \
  58         __COMMAND(NULL, #name, args, cmd, flags, 0, idby, handler)
  59 extern struct cmd __start___cmd;
  60 extern struct cmd __stop___cmd;
  61
  62 int mac_addr_a2n(unsigned char *mac_addr, char *arg);
  63 int mac_addr_n2a(char *mac_addr, unsigned char *arg);
  64
  65 const char *iftype_name(enum nl80211_iftype iftype);
  66 int ieee80211_channel_to_frequency(int chan);
  67 int ieee80211_frequency_to_channel(int freq);
  68
  69 int nl_get_multicast_id(struct nl_handle *handle, const char *family, const char *group);
  70
  71 #endif /* __IW_H */