blob: bc0b3acbc408a649baa34bb8f8ba42f99624322a [file] [log] [blame]
#ifndef __IW_H
#define __IW_H
#include <stdbool.h>
#include <netlink/netlink.h>
#include <netlink/genl/genl.h>
#include <netlink/genl/family.h>
#include <netlink/genl/ctrl.h>
#include <endian.h>
#include "nl80211.h"
#include "ieee80211.h"
/* support for extack if compilation headers are too old */
#ifndef NETLINK_EXT_ACK
#define NETLINK_EXT_ACK 11
enum nlmsgerr_attrs {
NLMSGERR_ATTR_UNUSED,
NLMSGERR_ATTR_MSG,
NLMSGERR_ATTR_OFFS,
NLMSGERR_ATTR_COOKIE,
__NLMSGERR_ATTR_MAX,
NLMSGERR_ATTR_MAX = __NLMSGERR_ATTR_MAX - 1
};
#endif
#ifndef NLM_F_CAPPED
#define NLM_F_CAPPED 0x100
#endif
#ifndef NLM_F_ACK_TLVS
#define NLM_F_ACK_TLVS 0x200
#endif
#ifndef SOL_NETLINK
#define SOL_NETLINK 270
#endif
#define ETH_ALEN 6
#define VHT_MUMIMO_GROUP_LEN 24
/* libnl 1.x compatibility code */
#if !defined(CONFIG_LIBNL20) && !defined(CONFIG_LIBNL30)
# define nl_sock nl_handle
#endif
struct nl80211_state {
struct nl_sock *nl_sock;
int nl80211_id;
};
enum command_identify_by {
CIB_NONE,
CIB_PHY,
CIB_NETDEV,
CIB_WDEV,
};
enum id_input {
II_NONE,
II_NETDEV,
II_PHY_NAME,
II_PHY_IDX,
II_WDEV,
};
#define HANDLER_RET_USAGE 1
#define HANDLER_RET_DONE 3
struct cmd {
const char *name;
const char *args;
const char *help;
const enum nl80211_commands cmd;
int nl_msg_flags;
int hidden;
const enum command_identify_by idby;
/*
* The handler should return a negative error code,
* zero on success, 1 if the arguments were wrong.
* Return 2 iff you provide the error message yourself.
*/
int (*handler)(struct nl80211_state *state,
struct nl_msg *msg,
int argc, char **argv,
enum id_input id);
const struct cmd *(*selector)(int argc, char **argv);
const struct cmd *parent;
};
struct chanmode {
const char *name;
unsigned int width;
int freq1_diff;
int chantype; /* for older kernel */
};
struct chandef {
enum nl80211_chan_width width;
unsigned int control_freq;
unsigned int center_freq1;
unsigned int center_freq2;
};
#define ARRAY_SIZE(ar) (sizeof(ar)/sizeof(ar[0]))
#define DIV_ROUND_UP(x, y) (((x) + (y - 1)) / (y))
#define __COMMAND(_section, _symname, _name, _args, _nlcmd, _flags, _hidden, _idby, _handler, _help, _sel)\
static struct cmd \
__cmd ## _ ## _symname ## _ ## _handler ## _ ## _nlcmd ## _ ## _idby ## _ ## _hidden = {\
.name = (_name), \
.args = (_args), \
.cmd = (_nlcmd), \
.nl_msg_flags = (_flags), \
.hidden = (_hidden), \
.idby = (_idby), \
.handler = (_handler), \
.help = (_help), \
.parent = _section, \
.selector = (_sel), \
}; \
static struct cmd *__cmd ## _ ## _symname ## _ ## _handler ## _ ## _nlcmd ## _ ## _idby ## _ ## _hidden ## _p \
__attribute__((used,section("__cmd"))) = \
&__cmd ## _ ## _symname ## _ ## _handler ## _ ## _nlcmd ## _ ## _idby ## _ ## _hidden
#define __ACMD(_section, _symname, _name, _args, _nlcmd, _flags, _hidden, _idby, _handler, _help, _sel, _alias)\
__COMMAND(_section, _symname, _name, _args, _nlcmd, _flags, _hidden, _idby, _handler, _help, _sel);\
static const struct cmd *_alias = &__cmd ## _ ## _symname ## _ ## _handler ## _ ## _nlcmd ## _ ## _idby ## _ ## _hidden
#define COMMAND(section, name, args, cmd, flags, idby, handler, help) \
__COMMAND(&(__section ## _ ## section), name, #name, args, cmd, flags, 0, idby, handler, help, NULL)
#define COMMAND_ALIAS(section, name, args, cmd, flags, idby, handler, help, selector, alias)\
__ACMD(&(__section ## _ ## section), name, #name, args, cmd, flags, 0, idby, handler, help, selector, alias)
#define HIDDEN(section, name, args, cmd, flags, idby, handler) \
__COMMAND(&(__section ## _ ## section), name, #name, args, cmd, flags, 1, idby, handler, NULL, NULL)
#define TOPLEVEL(_name, _args, _nlcmd, _flags, _idby, _handler, _help) \
struct cmd __section ## _ ## _name = { \
.name = (#_name), \
.args = (_args), \
.cmd = (_nlcmd), \
.nl_msg_flags = (_flags), \
.idby = (_idby), \
.handler = (_handler), \
.help = (_help), \
}; \
static struct cmd *__section ## _ ## _name ## _p \
__attribute__((used,section("__cmd"))) = &__section ## _ ## _name
#define SECTION(_name) \
struct cmd __section ## _ ## _name = { \
.name = (#_name), \
.hidden = 1, \
}; \
static struct cmd *__section ## _ ## _name ## _p \
__attribute__((used,section("__cmd"))) = &__section ## _ ## _name
#define DECLARE_SECTION(_name) \
extern struct cmd __section ## _ ## _name;
extern const char iw_version[];
extern int iw_debug;
int handle_cmd(struct nl80211_state *state, enum id_input idby,
int argc, char **argv);
struct print_event_args {
struct timeval ts; /* internal */
bool have_ts; /* must be set false */
bool frame, time, reltime;
};
__u32 listen_events(struct nl80211_state *state,
const int n_waits, const __u32 *waits);
int __prepare_listen_events(struct nl80211_state *state);
__u32 __do_listen_events(struct nl80211_state *state,
const int n_waits, const __u32 *waits,
const int n_prints, const __u32 *prints,
struct print_event_args *args);
int valid_handler(struct nl_msg *msg, void *arg);
void register_handler(int (*handler)(struct nl_msg *, void *), void *data);
int mac_addr_a2n(unsigned char *mac_addr, char *arg);
void mac_addr_n2a(char *mac_addr, const unsigned char *arg);
int parse_hex_mask(char *hexmask, unsigned char **result, size_t *result_len,
unsigned char **mask);
unsigned char *parse_hex(char *hex, size_t *outlen);
int parse_keys(struct nl_msg *msg, char **argv[], int *argc);
int parse_freqchan(struct chandef *chandef, bool chan, int argc, char **argv, int *parsed);
enum nl80211_chan_width str_to_bw(const char *str);
int parse_txq_stats(char *buf, int buflen, struct nlattr *tid_stats_attr, int header,
int tid, const char *indent);
int put_chandef(struct nl_msg *msg, struct chandef *chandef);
void print_ht_mcs(const __u8 *mcs);
void print_ampdu_length(__u8 exponent);
void print_ampdu_spacing(__u8 spacing);
void print_ht_capability(__u16 cap);
void print_vht_info(__u32 capa, const __u8 *mcs);
void print_he_info(struct nlattr *nl_iftype);
char *channel_width_name(enum nl80211_chan_width width);
const char *iftype_name(enum nl80211_iftype iftype);
const char *command_name(enum nl80211_commands cmd);
int ieee80211_channel_to_frequency(int chan, enum nl80211_band band);
int ieee80211_frequency_to_channel(int freq);
void print_ssid_escaped(const uint8_t len, const uint8_t *data);
int nl_get_multicast_id(struct nl_sock *sock, const char *family, const char *group);
char *reg_initiator_to_string(__u8 initiator);
const char *get_reason_str(uint16_t reason);
const char *get_status_str(uint16_t status);
enum print_ie_type {
PRINT_SCAN,
PRINT_LINK,
};
#define BIT(x) (1ULL<<(x))
void print_ies(unsigned char *ie, int ielen, bool unknown,
enum print_ie_type ptype);
void parse_bitrate(struct nlattr *bitrate_attr, char *buf, int buflen);
void iw_hexdump(const char *prefix, const __u8 *data, size_t len);
int get_cf1(const struct chanmode *chanmode, unsigned long freq);
int parse_random_mac_addr(struct nl_msg *msg, char *addrs);
#define SCHED_SCAN_OPTIONS "[interval <in_msecs> | scan_plans [<interval_secs:iterations>*] <interval_secs>] " \
"[delay <in_secs>] [freqs <freq>+] [matches [ssid <ssid>]+]] [active [ssid <ssid>]+|passive] " \
"[randomise[=<addr>/<mask>]]"
int parse_sched_scan(struct nl_msg *msg, int *argc, char ***argv);
DECLARE_SECTION(switch);
DECLARE_SECTION(set);
DECLARE_SECTION(get);
void nan_bf(uint8_t idx, uint8_t *bf, uint16_t bf_len, const uint8_t *buf,
size_t len);
char *hex2bin(const char *hex, char *buf);
#endif /* __IW_H */