|
|
|
@ -47,26 +47,30 @@ static int nl80211_init(void) |
|
|
|
|
goto err; |
|
|
|
|
} |
|
|
|
|
|
|
|
|
|
if( genl_connect(nls->nl_sock)) { |
|
|
|
|
if (genl_connect(nls->nl_sock)) { |
|
|
|
|
err = -ENOLINK; |
|
|
|
|
goto err; |
|
|
|
|
} |
|
|
|
|
|
|
|
|
|
fd = nl_socket_get_fd(nls->nl_sock); |
|
|
|
|
if (fcntl(fd, F_SETFD, fcntl(fd, F_GETFD) | FD_CLOEXEC) < 0) |
|
|
|
|
{ |
|
|
|
|
if (fcntl(fd, F_SETFD, fcntl(fd, F_GETFD) | FD_CLOEXEC) < 0) { |
|
|
|
|
err = -EINVAL; |
|
|
|
|
goto err; |
|
|
|
|
} |
|
|
|
|
|
|
|
|
|
if( genl_ctrl_alloc_cache(nls->nl_sock, &nls->nl_cache)) { |
|
|
|
|
if (genl_ctrl_alloc_cache(nls->nl_sock, &nls->nl_cache)) { |
|
|
|
|
err = -ENOMEM; |
|
|
|
|
goto err; |
|
|
|
|
} |
|
|
|
|
|
|
|
|
|
nls->nl80211 = genl_ctrl_search_by_name(nls->nl_cache, "nl80211"); |
|
|
|
|
if (!nls->nl80211) |
|
|
|
|
{ |
|
|
|
|
if (!nls->nl80211) { |
|
|
|
|
err = -ENOENT; |
|
|
|
|
goto err; |
|
|
|
|
} |
|
|
|
|
|
|
|
|
|
nls->nlctrl = genl_ctrl_search_by_name(nls->nl_cache, "nlctrl"); |
|
|
|
|
if (!nls->nlctrl) { |
|
|
|
|
err = -ENOENT; |
|
|
|
|
goto err; |
|
|
|
|
} |
|
|
|
@ -80,6 +84,7 @@ err: |
|
|
|
|
return err; |
|
|
|
|
} |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
static int nl80211_msg_error(struct sockaddr_nl *nla, |
|
|
|
|
struct nlmsgerr *err, void *arg) |
|
|
|
|
{ |
|
|
|
@ -122,29 +127,14 @@ static void nl80211_free(struct nl80211_msg_conveyor *cv) |
|
|
|
|
} |
|
|
|
|
} |
|
|
|
|
|
|
|
|
|
static struct nl80211_msg_conveyor * nl80211_msg(const char *ifname, int cmd, int flags) |
|
|
|
|
static struct nl80211_msg_conveyor * nl80211_new(struct genl_family *family, |
|
|
|
|
int cmd, int flags) |
|
|
|
|
{ |
|
|
|
|
static struct nl80211_msg_conveyor cv; |
|
|
|
|
|
|
|
|
|
int ifidx = -1, phyidx = -1; |
|
|
|
|
struct nl_msg *req = NULL; |
|
|
|
|
struct nl_cb *cb = NULL; |
|
|
|
|
|
|
|
|
|
if (nl80211_init() < 0) |
|
|
|
|
goto err; |
|
|
|
|
|
|
|
|
|
if (!strncmp(ifname, "phy", 3)) |
|
|
|
|
phyidx = atoi(&ifname[3]); |
|
|
|
|
else if (!strncmp(ifname, "radio", 5)) |
|
|
|
|
phyidx = atoi(&ifname[5]); |
|
|
|
|
else if (!strncmp(ifname, "mon.", 4)) |
|
|
|
|
ifidx = if_nametoindex(&ifname[4]); |
|
|
|
|
else |
|
|
|
|
ifidx = if_nametoindex(ifname); |
|
|
|
|
|
|
|
|
|
if ((ifidx < 0) && (phyidx < 0)) |
|
|
|
|
return NULL; |
|
|
|
|
|
|
|
|
|
req = nlmsg_alloc(); |
|
|
|
|
if (!req) |
|
|
|
|
goto err; |
|
|
|
@ -153,14 +143,7 @@ static struct nl80211_msg_conveyor * nl80211_msg(const char *ifname, int cmd, in |
|
|
|
|
if (!cb) |
|
|
|
|
goto err; |
|
|
|
|
|
|
|
|
|
genlmsg_put(req, 0, 0, genl_family_get_id(nls->nl80211), 0, |
|
|
|
|
flags, cmd, 0); |
|
|
|
|
|
|
|
|
|
if (ifidx > -1) |
|
|
|
|
NLA_PUT_U32(req, NL80211_ATTR_IFINDEX, ifidx); |
|
|
|
|
|
|
|
|
|
if (phyidx > -1) |
|
|
|
|
NLA_PUT_U32(req, NL80211_ATTR_WIPHY, phyidx); |
|
|
|
|
genlmsg_put(req, 0, 0, genl_family_get_id(family), 0, flags, cmd, 0); |
|
|
|
|
|
|
|
|
|
cv.msg = req; |
|
|
|
|
cv.cb = cb; |
|
|
|
@ -178,6 +161,52 @@ nla_put_failure: |
|
|
|
|
return NULL; |
|
|
|
|
} |
|
|
|
|
|
|
|
|
|
static struct nl80211_msg_conveyor * nl80211_ctl(int cmd, int flags) |
|
|
|
|
{ |
|
|
|
|
if (nl80211_init() < 0) |
|
|
|
|
return NULL; |
|
|
|
|
|
|
|
|
|
return nl80211_new(nls->nlctrl, cmd, flags); |
|
|
|
|
} |
|
|
|
|
|
|
|
|
|
static struct nl80211_msg_conveyor * nl80211_msg(const char *ifname, |
|
|
|
|
int cmd, int flags) |
|
|
|
|
{ |
|
|
|
|
int ifidx = -1, phyidx = -1; |
|
|
|
|
struct nl80211_msg_conveyor *cv; |
|
|
|
|
|
|
|
|
|
if (nl80211_init() < 0) |
|
|
|
|
return NULL; |
|
|
|
|
|
|
|
|
|
if (!strncmp(ifname, "phy", 3)) |
|
|
|
|
phyidx = atoi(&ifname[3]); |
|
|
|
|
else if (!strncmp(ifname, "radio", 5)) |
|
|
|
|
phyidx = atoi(&ifname[5]); |
|
|
|
|
else if (!strncmp(ifname, "mon.", 4)) |
|
|
|
|
ifidx = if_nametoindex(&ifname[4]); |
|
|
|
|
else |
|
|
|
|
ifidx = if_nametoindex(ifname); |
|
|
|
|
|
|
|
|
|
if ((ifidx < 0) && (phyidx < 0)) |
|
|
|
|
return NULL; |
|
|
|
|
|
|
|
|
|
cv = nl80211_new(nls->nl80211, cmd, flags); |
|
|
|
|
if (!cv) |
|
|
|
|
return NULL; |
|
|
|
|
|
|
|
|
|
if (ifidx > -1) |
|
|
|
|
NLA_PUT_U32(cv->msg, NL80211_ATTR_IFINDEX, ifidx); |
|
|
|
|
|
|
|
|
|
if (phyidx > -1) |
|
|
|
|
NLA_PUT_U32(cv->msg, NL80211_ATTR_WIPHY, phyidx); |
|
|
|
|
|
|
|
|
|
return cv; |
|
|
|
|
|
|
|
|
|
nla_put_failure: |
|
|
|
|
nl80211_free(cv); |
|
|
|
|
return NULL; |
|
|
|
|
} |
|
|
|
|
|
|
|
|
|
static struct nl80211_msg_conveyor * nl80211_send( |
|
|
|
|
struct nl80211_msg_conveyor *cv, |
|
|
|
|
int (*cb_func)(struct nl_msg *, void *), void *cb_arg |
|
|
|
@ -215,20 +244,111 @@ static struct nlattr ** nl80211_parse(struct nl_msg *msg) |
|
|
|
|
static struct nlattr *attr[NL80211_ATTR_MAX + 1]; |
|
|
|
|
|
|
|
|
|
nla_parse(attr, NL80211_ATTR_MAX, genlmsg_attrdata(gnlh, 0), |
|
|
|
|
genlmsg_attrlen(gnlh, 0), NULL); |
|
|
|
|
genlmsg_attrlen(gnlh, 0), NULL); |
|
|
|
|
|
|
|
|
|
return attr; |
|
|
|
|
} |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
static int nl80211_subscribe_cb(struct nl_msg *msg, void *arg) |
|
|
|
|
{ |
|
|
|
|
struct nl80211_group_conveyor *cv = arg; |
|
|
|
|
|
|
|
|
|
struct nlattr **attr = nl80211_parse(msg); |
|
|
|
|
struct nlattr *mgrpinfo[CTRL_ATTR_MCAST_GRP_MAX + 1]; |
|
|
|
|
struct nlattr *mgrp; |
|
|
|
|
int mgrpidx; |
|
|
|
|
|
|
|
|
|
if (!attr[CTRL_ATTR_MCAST_GROUPS]) |
|
|
|
|
return NL_SKIP; |
|
|
|
|
|
|
|
|
|
nla_for_each_nested(mgrp, attr[CTRL_ATTR_MCAST_GROUPS], mgrpidx) |
|
|
|
|
{ |
|
|
|
|
nla_parse(mgrpinfo, CTRL_ATTR_MCAST_GRP_MAX, |
|
|
|
|
nla_data(mgrp), nla_len(mgrp), NULL); |
|
|
|
|
|
|
|
|
|
if (mgrpinfo[CTRL_ATTR_MCAST_GRP_ID] && |
|
|
|
|
mgrpinfo[CTRL_ATTR_MCAST_GRP_NAME] && |
|
|
|
|
!strncmp(nla_data(mgrpinfo[CTRL_ATTR_MCAST_GRP_NAME]), |
|
|
|
|
cv->name, nla_len(mgrpinfo[CTRL_ATTR_MCAST_GRP_NAME]))) |
|
|
|
|
{ |
|
|
|
|
cv->id = nla_get_u32(mgrpinfo[CTRL_ATTR_MCAST_GRP_ID]); |
|
|
|
|
break; |
|
|
|
|
} |
|
|
|
|
} |
|
|
|
|
|
|
|
|
|
return NL_SKIP; |
|
|
|
|
} |
|
|
|
|
|
|
|
|
|
static int nl80211_subscribe(const char *family, const char *group) |
|
|
|
|
{ |
|
|
|
|
struct nl80211_group_conveyor cv = { .name = group, .id = -ENOENT }; |
|
|
|
|
struct nl80211_msg_conveyor *req; |
|
|
|
|
|
|
|
|
|
req = nl80211_ctl(CTRL_CMD_GETFAMILY, 0); |
|
|
|
|
if (req) |
|
|
|
|
{ |
|
|
|
|
NLA_PUT_STRING(req->msg, CTRL_ATTR_FAMILY_NAME, family); |
|
|
|
|
nl80211_send(req, nl80211_subscribe_cb, &cv); |
|
|
|
|
|
|
|
|
|
nla_put_failure: |
|
|
|
|
nl80211_free(req); |
|
|
|
|
} |
|
|
|
|
|
|
|
|
|
return nl_socket_add_membership(nls->nl_sock, cv.id); |
|
|
|
|
} |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
static int nl80211_wait_cb(struct nl_msg *msg, void *arg) |
|
|
|
|
{ |
|
|
|
|
struct nl80211_event_conveyor *cv = arg; |
|
|
|
|
struct genlmsghdr *gnlh = nlmsg_data(nlmsg_hdr(msg)); |
|
|
|
|
|
|
|
|
|
if (gnlh->cmd == cv->wait) |
|
|
|
|
cv->recv = gnlh->cmd; |
|
|
|
|
|
|
|
|
|
return NL_SKIP; |
|
|
|
|
} |
|
|
|
|
|
|
|
|
|
static int nl80211_wait_seq_check(struct nl_msg *msg, void *arg) |
|
|
|
|
{ |
|
|
|
|
return NL_OK; |
|
|
|
|
} |
|
|
|
|
|
|
|
|
|
static int nl80211_wait(const char *family, const char *group, int cmd) |
|
|
|
|
{ |
|
|
|
|
struct nl80211_event_conveyor cv = { .wait = cmd }; |
|
|
|
|
struct nl_cb *cb; |
|
|
|
|
|
|
|
|
|
if (nl80211_subscribe(family, group)) |
|
|
|
|
return -ENOENT; |
|
|
|
|
|
|
|
|
|
cb = nl_cb_alloc(NL_CB_DEFAULT); |
|
|
|
|
|
|
|
|
|
if (!cb) |
|
|
|
|
return -ENOMEM; |
|
|
|
|
|
|
|
|
|
nl_cb_set(cb, NL_CB_SEQ_CHECK, NL_CB_CUSTOM, nl80211_wait_seq_check, NULL); |
|
|
|
|
nl_cb_set(cb, NL_CB_VALID, NL_CB_CUSTOM, nl80211_wait_cb, &cv ); |
|
|
|
|
|
|
|
|
|
while (!cv.recv) |
|
|
|
|
nl_recvmsgs(nls->nl_sock, cb); |
|
|
|
|
|
|
|
|
|
nl_cb_put(cb); |
|
|
|
|
|
|
|
|
|
return 0; |
|
|
|
|
} |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
static int nl80211_freq2channel(int freq) |
|
|
|
|
{ |
|
|
|
|
if (freq == 2484) |
|
|
|
|
return 14; |
|
|
|
|
if (freq == 2484) |
|
|
|
|
return 14; |
|
|
|
|
|
|
|
|
|
if (freq < 2484) |
|
|
|
|
return (freq - 2407) / 5; |
|
|
|
|
if (freq < 2484) |
|
|
|
|
return (freq - 2407) / 5; |
|
|
|
|
|
|
|
|
|
return (freq / 5) - 1000; |
|
|
|
|
return (freq / 5) - 1000; |
|
|
|
|
} |
|
|
|
|
|
|
|
|
|
static char * nl80211_getval(const char *ifname, const char *buf, const char *key) |
|
|
|
@ -285,7 +405,8 @@ static int nl80211_ifname2phy_cb(struct nl_msg *msg, void *arg) |
|
|
|
|
struct nlattr **attr = nl80211_parse(msg); |
|
|
|
|
|
|
|
|
|
if (attr[NL80211_ATTR_WIPHY_NAME]) |
|
|
|
|
sprintf(buf, "%s", nla_data(attr[NL80211_ATTR_WIPHY_NAME])); |
|
|
|
|
memcpy(buf, nla_data(attr[NL80211_ATTR_WIPHY_NAME]), |
|
|
|
|
nla_len(attr[NL80211_ATTR_WIPHY_NAME])); |
|
|
|
|
else |
|
|
|
|
buf[0] = 0; |
|
|
|
|
|
|
|
|
@ -380,8 +501,8 @@ static char * nl80211_wpactl_info(const char *ifname, const char *cmd, |
|
|
|
|
goto out; |
|
|
|
|
|
|
|
|
|
local.sun_family = AF_UNIX; |
|
|
|
|
local_length = sizeof(local.sun_family) + sprintf(local.sun_path, |
|
|
|
|
"/var/run/iwinfo-%s-%d", ifname, getpid()); |
|
|
|
|
local_length = sizeof(local.sun_family) + |
|
|
|
|
sprintf(local.sun_path, "/var/run/iwinfo-%s-%d", ifname, getpid()); |
|
|
|
|
|
|
|
|
|
if (bind(sock, (struct sockaddr *) &local, local_length)) |
|
|
|
|
goto out; |
|
|
|
@ -462,18 +583,18 @@ static char * nl80211_phy2ifname(const char *ifname) |
|
|
|
|
{ |
|
|
|
|
if ((d = opendir("/sys/class/net")) != NULL) |
|
|
|
|
{ |
|
|
|
|
while( (e = readdir(d)) != NULL ) |
|
|
|
|
while ((e = readdir(d)) != NULL) |
|
|
|
|
{ |
|
|
|
|
snprintf(buffer, sizeof(buffer), |
|
|
|
|
"/sys/class/net/%s/phy80211/index", e->d_name); |
|
|
|
|
"/sys/class/net/%s/phy80211/index", e->d_name); |
|
|
|
|
|
|
|
|
|
if (nl80211_readint(buffer) == phyidx) |
|
|
|
|
{ |
|
|
|
|
snprintf(buffer, sizeof(buffer), |
|
|
|
|
"/sys/class/net/%s/ifindex", e->d_name); |
|
|
|
|
"/sys/class/net/%s/ifindex", e->d_name); |
|
|
|
|
|
|
|
|
|
if( (cifidx = nl80211_readint(buffer)) >= 0 && |
|
|
|
|
((ifidx < 0) || (cifidx < ifidx)) ) |
|
|
|
|
if ((cifidx = nl80211_readint(buffer)) >= 0 && |
|
|
|
|
((ifidx < 0) || (cifidx < ifidx))) |
|
|
|
|
{ |
|
|
|
|
ifidx = cifidx; |
|
|
|
|
strncpy(nif, e->d_name, sizeof(nif)); |
|
|
|
@ -562,6 +683,9 @@ void nl80211_close(void) |
|
|
|
|
{ |
|
|
|
|
if (nls) |
|
|
|
|
{ |
|
|
|
|
if (nls->nlctrl) |
|
|
|
|
genl_family_put(nls->nlctrl); |
|
|
|
|
|
|
|
|
|
if (nls->nl80211) |
|
|
|
|
genl_family_put(nls->nl80211); |
|
|
|
|
|
|
|
|
@ -589,8 +713,8 @@ int nl80211_get_ssid(const char *ifname, char *buf) |
|
|
|
|
{ |
|
|
|
|
return 0; |
|
|
|
|
} |
|
|
|
|
else if( (ssid = nl80211_hostapd_info(ifname)) && |
|
|
|
|
(ssid = nl80211_getval(ifname, ssid, "ssid")) ) |
|
|
|
|
else if ((ssid = nl80211_hostapd_info(ifname)) && |
|
|
|
|
(ssid = nl80211_getval(ifname, ssid, "ssid"))) |
|
|
|
|
{ |
|
|
|
|
memcpy(buf, ssid, strlen(ssid)); |
|
|
|
|
return 0; |
|
|
|
@ -608,7 +732,7 @@ int nl80211_get_bssid(const char *ifname, char *buf) |
|
|
|
|
{ |
|
|
|
|
return 0; |
|
|
|
|
} |
|
|
|
|
else if((bssid = nl80211_hostapd_info(ifname)) && |
|
|
|
|
else if ((bssid = nl80211_hostapd_info(ifname)) && |
|
|
|
|
(bssid = nl80211_getval(ifname, bssid, "bssid"))) |
|
|
|
|
{ |
|
|
|
|
mac[0] = strtol(&bssid[0], NULL, 16); |
|
|
|
@ -619,7 +743,7 @@ int nl80211_get_bssid(const char *ifname, char *buf) |
|
|
|
|
mac[5] = strtol(&bssid[15], NULL, 16); |
|
|
|
|
|
|
|
|
|
sprintf(buf, "%02X:%02X:%02X:%02X:%02X:%02X", |
|
|
|
|
mac[0], mac[1], mac[2], mac[3], mac[4], mac[5]); |
|
|
|
|
mac[0], mac[1], mac[2], mac[3], mac[4], mac[5]); |
|
|
|
|
|
|
|
|
|
return 0; |
|
|
|
|
} |
|
|
|
@ -690,8 +814,8 @@ static int nl80211_fill_signal_cb(struct nl_msg *msg, void *arg) |
|
|
|
|
|
|
|
|
|
if (attr[NL80211_ATTR_STA_INFO]) |
|
|
|
|
{ |
|
|
|
|
if( !nla_parse_nested(sinfo, NL80211_STA_INFO_MAX, |
|
|
|
|
attr[NL80211_ATTR_STA_INFO], stats_policy) ) |
|
|
|
|
if (!nla_parse_nested(sinfo, NL80211_STA_INFO_MAX, |
|
|
|
|
attr[NL80211_ATTR_STA_INFO], stats_policy)) |
|
|
|
|
{ |
|
|
|
|
if (sinfo[NL80211_STA_INFO_SIGNAL]) |
|
|
|
|
{ |
|
|
|
@ -701,8 +825,9 @@ static int nl80211_fill_signal_cb(struct nl_msg *msg, void *arg) |
|
|
|
|
|
|
|
|
|
if (sinfo[NL80211_STA_INFO_TX_BITRATE]) |
|
|
|
|
{ |
|
|
|
|
if( !nla_parse_nested(rinfo, NL80211_RATE_INFO_MAX, |
|
|
|
|
sinfo[NL80211_STA_INFO_TX_BITRATE], rate_policy) ) |
|
|
|
|
if (!nla_parse_nested(rinfo, NL80211_RATE_INFO_MAX, |
|
|
|
|
sinfo[NL80211_STA_INFO_TX_BITRATE], |
|
|
|
|
rate_policy)) |
|
|
|
|
{ |
|
|
|
|
if (rinfo[NL80211_RATE_INFO_BITRATE]) |
|
|
|
|
{ |
|
|
|
@ -732,11 +857,11 @@ static void nl80211_fill_signal(const char *ifname, struct nl80211_rssi_rate *r) |
|
|
|
|
while ((de = readdir(d)) != NULL) |
|
|
|
|
{ |
|
|
|
|
if (!strncmp(de->d_name, ifname, strlen(ifname)) && |
|
|
|
|
(!de->d_name[strlen(ifname)] || |
|
|
|
|
!strncmp(&de->d_name[strlen(ifname)], ".sta", 4))) |
|
|
|
|
(!de->d_name[strlen(ifname)] || |
|
|
|
|
!strncmp(&de->d_name[strlen(ifname)], ".sta", 4))) |
|
|
|
|
{ |
|
|
|
|
req = nl80211_msg(de->d_name, NL80211_CMD_GET_STATION, |
|
|
|
|
NLM_F_DUMP); |
|
|
|
|
NLM_F_DUMP); |
|
|
|
|
|
|
|
|
|
if (req) |
|
|
|
|
{ |
|
|
|
@ -801,7 +926,7 @@ static int nl80211_get_noise_cb(struct nl_msg *msg, void *arg) |
|
|
|
|
return NL_SKIP; |
|
|
|
|
|
|
|
|
|
if (nla_parse_nested(si, NL80211_SURVEY_INFO_MAX, |
|
|
|
|
tb[NL80211_ATTR_SURVEY_INFO], sp)) |
|
|
|
|
tb[NL80211_ATTR_SURVEY_INFO], sp)) |
|
|
|
|
return NL_SKIP; |
|
|
|
|
|
|
|
|
|
if (!si[NL80211_SURVEY_INFO_NOISE]) |
|
|
|
@ -890,8 +1015,8 @@ int nl80211_get_encryption(const char *ifname, char *buf) |
|
|
|
|
struct iwinfo_crypto_entry *c = (struct iwinfo_crypto_entry *)buf; |
|
|
|
|
|
|
|
|
|
/* WPA supplicant */ |
|
|
|
|
if( (res = nl80211_wpactl_info(ifname, "STATUS", NULL)) && |
|
|
|
|
(val = nl80211_getval(NULL, res, "pairwise_cipher")) ) |
|
|
|
|
if ((res = nl80211_wpactl_info(ifname, "STATUS", NULL)) && |
|
|
|
|
(val = nl80211_getval(NULL, res, "pairwise_cipher"))) |
|
|
|
|
{ |
|
|
|
|
/* WEP */ |
|
|
|
|
if (strstr(val, "WEP")) |
|
|
|
@ -1021,7 +1146,7 @@ int nl80211_get_encryption(const char *ifname, char *buf) |
|
|
|
|
break; |
|
|
|
|
} |
|
|
|
|
|
|
|
|
|
for( i = 0; i < 4; i++ ) |
|
|
|
|
for (i = 0; i < 4; i++) |
|
|
|
|
{ |
|
|
|
|
snprintf(k, sizeof(k), "wep_key%d", i); |
|
|
|
|
|
|
|
|
@ -1078,8 +1203,8 @@ static int nl80211_get_assoclist_cb(struct nl_msg *msg, void *arg) |
|
|
|
|
memcpy(e->mac, nla_data(attr[NL80211_ATTR_MAC]), 6); |
|
|
|
|
|
|
|
|
|
if (attr[NL80211_ATTR_STA_INFO] && |
|
|
|
|
!nla_parse_nested(sinfo, NL80211_STA_INFO_MAX, |
|
|
|
|
attr[NL80211_ATTR_STA_INFO], stats_policy)) |
|
|
|
|
!nla_parse_nested(sinfo, NL80211_STA_INFO_MAX, |
|
|
|
|
attr[NL80211_ATTR_STA_INFO], stats_policy)) |
|
|
|
|
{ |
|
|
|
|
if (sinfo[NL80211_STA_INFO_SIGNAL]) |
|
|
|
|
e->signal = nla_get_u8(sinfo[NL80211_STA_INFO_SIGNAL]); |
|
|
|
@ -1094,8 +1219,8 @@ static int nl80211_get_assoclist_cb(struct nl_msg *msg, void *arg) |
|
|
|
|
e->tx_packets = nla_get_u32(sinfo[NL80211_STA_INFO_TX_PACKETS]); |
|
|
|
|
|
|
|
|
|
if (sinfo[NL80211_STA_INFO_RX_BITRATE] && |
|
|
|
|
!nla_parse_nested(rinfo, NL80211_RATE_INFO_MAX, |
|
|
|
|
sinfo[NL80211_STA_INFO_RX_BITRATE], rate_policy)) |
|
|
|
|
!nla_parse_nested(rinfo, NL80211_RATE_INFO_MAX, |
|
|
|
|
sinfo[NL80211_STA_INFO_RX_BITRATE], rate_policy)) |
|
|
|
|
{ |
|
|
|
|
if (rinfo[NL80211_RATE_INFO_BITRATE]) |
|
|
|
|
e->rx_rate.rate = |
|
|
|
@ -1112,8 +1237,8 @@ static int nl80211_get_assoclist_cb(struct nl_msg *msg, void *arg) |
|
|
|
|
} |
|
|
|
|
|
|
|
|
|
if (sinfo[NL80211_STA_INFO_TX_BITRATE] && |
|
|
|
|
!nla_parse_nested(rinfo, NL80211_RATE_INFO_MAX, |
|
|
|
|
sinfo[NL80211_STA_INFO_TX_BITRATE], rate_policy)) |
|
|
|
|
!nla_parse_nested(rinfo, NL80211_RATE_INFO_MAX, |
|
|
|
|
sinfo[NL80211_STA_INFO_TX_BITRATE], rate_policy)) |
|
|
|
|
{ |
|
|
|
|
if (rinfo[NL80211_RATE_INFO_BITRATE]) |
|
|
|
|
e->tx_rate.rate = |
|
|
|
@ -1150,11 +1275,11 @@ int nl80211_get_assoclist(const char *ifname, char *buf, int *len) |
|
|
|
|
while ((de = readdir(d)) != NULL) |
|
|
|
|
{ |
|
|
|
|
if (!strncmp(de->d_name, ifname, strlen(ifname)) && |
|
|
|
|
(!de->d_name[strlen(ifname)] || |
|
|
|
|
!strncmp(&de->d_name[strlen(ifname)], ".sta", 4))) |
|
|
|
|
(!de->d_name[strlen(ifname)] || |
|
|
|
|
!strncmp(&de->d_name[strlen(ifname)], ".sta", 4))) |
|
|
|
|
{ |
|
|
|
|
req = nl80211_msg(de->d_name, NL80211_CMD_GET_STATION, |
|
|
|
|
NLM_F_DUMP); |
|
|
|
|
NLM_F_DUMP); |
|
|
|
|
|
|
|
|
|
if (req) |
|
|
|
|
{ |
|
|
|
@ -1202,19 +1327,18 @@ static int nl80211_get_txpwrlist_cb(struct nl_msg *msg, void *arg) |
|
|
|
|
nla_for_each_nested(band, attr[NL80211_ATTR_WIPHY_BANDS], bands_remain) |
|
|
|
|
{ |
|
|
|
|
nla_parse(bands, NL80211_BAND_ATTR_MAX, nla_data(band), |
|
|
|
|
nla_len(band), NULL); |
|
|
|
|
nla_len(band), NULL); |
|
|
|
|
|
|
|
|
|
nla_for_each_nested(freq, |
|
|
|
|
bands[NL80211_BAND_ATTR_FREQS], freqs_remain) |
|
|
|
|
nla_for_each_nested(freq, bands[NL80211_BAND_ATTR_FREQS], freqs_remain) |
|
|
|
|
{ |
|
|
|
|
nla_parse(freqs, NL80211_FREQUENCY_ATTR_MAX, |
|
|
|
|
nla_data(freq), nla_len(freq), freq_policy); |
|
|
|
|
nla_data(freq), nla_len(freq), freq_policy); |
|
|
|
|
|
|
|
|
|
ch_cmp = nl80211_freq2channel( |
|
|
|
|
nla_get_u32(freqs[NL80211_FREQUENCY_ATTR_FREQ])); |
|
|
|
|
ch_cmp = nl80211_freq2channel(nla_get_u32( |
|
|
|
|
freqs[NL80211_FREQUENCY_ATTR_FREQ])); |
|
|
|
|
|
|
|
|
|
if( (!ch_cur || (ch_cmp == ch_cur)) && |
|
|
|
|
freqs[NL80211_FREQUENCY_ATTR_MAX_TX_POWER] ) |
|
|
|
|
if ((!ch_cur || (ch_cmp == ch_cur)) && |
|
|
|
|
freqs[NL80211_FREQUENCY_ATTR_MAX_TX_POWER]) |
|
|
|
|
{ |
|
|
|
|
*dbm_max = (int)(0.01 * nla_get_u32( |
|
|
|
|
freqs[NL80211_FREQUENCY_ATTR_MAX_TX_POWER])); |
|
|
|
@ -1322,6 +1446,157 @@ static void nl80211_get_scancrypto(const char *spec, |
|
|
|
|
} |
|
|
|
|
} |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
struct nl80211_scanlist { |
|
|
|
|
struct iwinfo_scanlist_entry *e; |
|
|
|
|
int len; |
|
|
|
|
}; |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
static void nl80211_get_scanlist_ie(struct nlattr **bss, |
|
|
|
|
struct iwinfo_scanlist_entry *e) |
|
|
|
|
{ |
|
|
|
|
int ielen = nla_len(bss[NL80211_BSS_INFORMATION_ELEMENTS]); |
|
|
|
|
unsigned char *ie = nla_data(bss[NL80211_BSS_INFORMATION_ELEMENTS]); |
|
|
|
|
static unsigned char ms_oui[3] = { 0x00, 0x50, 0xf2 }; |
|
|
|
|
|
|
|
|
|
while (ielen >= 2 && ielen >= ie[1]) |
|
|
|
|
{ |
|
|
|
|
switch (ie[0]) |
|
|
|
|
{ |
|
|
|
|
case 0: /* SSID */ |
|
|
|
|
memcpy(e->ssid, ie + 2, min(ie[1], IWINFO_ESSID_MAX_SIZE)); |
|
|
|
|
break; |
|
|
|
|
|
|
|
|
|
case 48: /* RSN */ |
|
|
|
|
iwinfo_parse_rsn(&e->crypto, ie + 2, ie[1], |
|
|
|
|
IWINFO_CIPHER_CCMP, IWINFO_KMGMT_8021x); |
|
|
|
|
break; |
|
|
|
|
|
|
|
|
|
case 221: /* Vendor */ |
|
|
|
|
if (ie[1] >= 4 && !memcmp(ie + 2, ms_oui, 3) && ie[5] == 1) |
|
|
|
|
iwinfo_parse_rsn(&e->crypto, ie + 6, ie[1] - 4, |
|
|
|
|
IWINFO_CIPHER_TKIP, IWINFO_KMGMT_PSK); |
|
|
|
|
break; |
|
|
|
|
} |
|
|
|
|
|
|
|
|
|
ielen -= ie[1] + 2; |
|
|
|
|
ie += ie[1] + 2; |
|
|
|
|
} |
|
|
|
|
} |
|
|
|
|
|
|
|
|
|
static int nl80211_get_scanlist_cb(struct nl_msg *msg, void *arg) |
|
|
|
|
{ |
|
|
|
|
int8_t rssi; |
|
|
|
|
uint16_t caps; |
|
|
|
|
|
|
|
|
|
struct nl80211_scanlist *sl = arg; |
|
|
|
|
struct nlattr **tb = nl80211_parse(msg); |
|
|
|
|
struct nlattr *bss[NL80211_BSS_MAX + 1]; |
|
|
|
|
|
|
|
|
|
static struct nla_policy bss_policy[NL80211_BSS_MAX + 1] = { |
|
|
|
|
[NL80211_BSS_TSF] = { .type = NLA_U64 }, |
|
|
|
|
[NL80211_BSS_FREQUENCY] = { .type = NLA_U32 }, |
|
|
|
|
[NL80211_BSS_BSSID] = { }, |
|
|
|
|
[NL80211_BSS_BEACON_INTERVAL] = { .type = NLA_U16 }, |
|
|
|
|
[NL80211_BSS_CAPABILITY] = { .type = NLA_U16 }, |
|
|
|
|
[NL80211_BSS_INFORMATION_ELEMENTS] = { }, |
|
|
|
|
[NL80211_BSS_SIGNAL_MBM] = { .type = NLA_U32 }, |
|
|
|
|
[NL80211_BSS_SIGNAL_UNSPEC] = { .type = NLA_U8 }, |
|
|
|
|
[NL80211_BSS_STATUS] = { .type = NLA_U32 }, |
|
|
|
|
[NL80211_BSS_SEEN_MS_AGO] = { .type = NLA_U32 }, |
|
|
|
|
[NL80211_BSS_BEACON_IES] = { }, |
|
|
|
|
}; |
|
|
|
|
|
|
|
|
|
if (!tb[NL80211_ATTR_BSS] || |
|
|
|
|
nla_parse_nested(bss, NL80211_BSS_MAX, tb[NL80211_ATTR_BSS], |
|
|
|
|
bss_policy) || |
|
|
|
|
!bss[NL80211_BSS_BSSID]) |
|
|
|
|
{ |
|
|
|
|
return NL_SKIP; |
|
|
|
|
} |
|
|
|
|
|
|
|
|
|
if (bss[NL80211_BSS_CAPABILITY]) |
|
|
|
|
caps = nla_get_u16(bss[NL80211_BSS_CAPABILITY]); |
|
|
|
|
else |
|
|
|
|
caps = 0; |
|
|
|
|
|
|
|
|
|
memset(sl->e, 0, sizeof(*sl->e)); |
|
|
|
|
memcpy(sl->e->mac, nla_data(bss[NL80211_BSS_BSSID]), 6); |
|
|
|
|
|
|
|
|
|
if (caps & (1<<1)) |
|
|
|
|
memcpy(sl->e->mode, "Ad-Hoc", 6); |
|
|
|
|
else |
|
|
|
|
memcpy(sl->e->mode, "Master", 6); |
|
|
|
|
|
|
|
|
|
if (caps & (1<<4)) |
|
|
|
|
sl->e->crypto.enabled = 1; |
|
|
|
|
|
|
|
|
|
if (bss[NL80211_BSS_FREQUENCY]) |
|
|
|
|
sl->e->channel = nl80211_freq2channel(nla_get_u32( |
|
|
|
|
bss[NL80211_BSS_FREQUENCY])); |
|
|
|
|
|
|
|
|
|
if (bss[NL80211_BSS_INFORMATION_ELEMENTS]) |
|
|
|
|
nl80211_get_scanlist_ie(bss, sl->e); |
|
|
|
|
|
|
|
|
|
if (bss[NL80211_BSS_SIGNAL_MBM]) |
|
|
|
|
{ |
|
|
|
|
sl->e->signal = nla_get_u32(bss[NL80211_BSS_SIGNAL_MBM]) / 100; |
|
|
|
|
|
|
|
|
|
rssi = sl->e->signal - 0x100; |
|
|
|
|
|
|
|
|
|
if (rssi < -110) |
|
|
|
|
rssi = -110; |
|
|
|
|
else if (rssi > -40) |
|
|
|
|
rssi = -40; |
|
|
|
|
|
|
|
|
|
sl->e->quality = (rssi + 110); |
|
|
|
|
sl->e->quality_max = 70; |
|
|
|
|
} |
|
|
|
|
|
|
|
|
|
if (sl->e->crypto.enabled && !sl->e->crypto.wpa_version) |
|
|
|
|
{ |
|
|
|
|
sl->e->crypto.auth_algs = IWINFO_AUTH_OPEN | IWINFO_AUTH_SHARED; |
|
|
|
|
sl->e->crypto.pair_ciphers = IWINFO_CIPHER_WEP40 | IWINFO_CIPHER_WEP104; |
|
|
|
|
} |
|
|
|
|
|
|
|
|
|
sl->e++; |
|
|
|
|
sl->len++; |
|
|
|
|
|
|
|
|
|
return NL_SKIP; |
|
|
|
|
} |
|
|
|
|
|
|
|
|
|
static int nl80211_get_scanlist_nl(const char *ifname, char *buf, int *len) |
|
|
|
|
{ |
|
|
|
|
struct nl_msg *ssids = NULL; |
|
|
|
|
struct nl80211_msg_conveyor *req; |
|
|
|
|
struct nl80211_scanlist sl = { .e = (struct iwinfo_scanlist_entry *)buf }; |
|
|
|
|
|
|
|
|
|
req = nl80211_msg(ifname, NL80211_CMD_TRIGGER_SCAN, 0); |
|
|
|
|
if (req) |
|
|
|
|
{ |
|
|
|
|
nl80211_send(req, NULL, NULL); |
|
|
|
|
nl80211_free(req); |
|
|
|
|
} |
|
|
|
|
|
|
|
|
|
nl80211_wait("nl80211", "scan", NL80211_CMD_NEW_SCAN_RESULTS); |
|
|
|
|
|
|
|
|
|
req = nl80211_msg(ifname, NL80211_CMD_GET_SCAN, NLM_F_DUMP); |
|
|
|
|
if (req) |
|
|
|
|
{ |
|
|
|
|
nl80211_send(req, nl80211_get_scanlist_cb, &sl); |
|
|
|
|
nl80211_free(req); |
|
|
|
|
} |
|
|
|
|
|
|
|
|
|
*len = sl.len * sizeof(struct iwinfo_scanlist_entry); |
|
|
|
|
return *len ? 0 : -1; |
|
|
|
|
|
|
|
|
|
nla_put_failure: |
|
|
|
|
if (ssids) |
|
|
|
|
nlmsg_free(ssids); |
|
|
|
|
return -1; |
|
|
|
|
} |
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int nl80211_get_scanlist(const char *ifname, char *buf, int *len) |
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{ |
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int freq, rssi, qmax, count; |
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@ -1358,12 +1633,12 @@ int nl80211_get_scanlist(const char *ifname, char *buf, int *len) |
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nl80211_get_quality_max(ifname, &qmax); |
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/* skip header line */ |
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while( *res++ != '\n' ); |
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while (*res++ != '\n'); |
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count = 0; |
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while( sscanf(res, "%17s %d %d %255s%*[ \t]%127[^\n]\n", |
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bssid, &freq, &rssi, cipher, ssid) > 0 ) |
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while (sscanf(res, "%17s %d %d %255s%*[ \t]%127[^\n]\n", |
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bssid, &freq, &rssi, cipher, ssid) > 0) |
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{ |
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/* BSSID */ |
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e->mac[0] = strtol(&bssid[0], NULL, 16); |
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@ -1374,8 +1649,7 @@ int nl80211_get_scanlist(const char *ifname, char *buf, int *len) |
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e->mac[5] = strtol(&bssid[15], NULL, 16); |
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/* SSID */ |
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memcpy(e->ssid, ssid, |
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min(strlen(ssid), sizeof(e->ssid) - 1)); |
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memcpy(e->ssid, ssid, min(strlen(ssid), sizeof(e->ssid) - 1)); |
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/* Mode (assume master) */ |
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sprintf((char *)e->mode, "Master"); |
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@ -1435,7 +1709,7 @@ int nl80211_get_scanlist(const char *ifname, char *buf, int *len) |
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if (!iwinfo_ifup(ifname)) |
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return -1; |
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wext_get_scanlist(ifname, buf, len); |
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nl80211_get_scanlist_nl(ifname, buf, len); |
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iwinfo_ifdown(ifname); |
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return 0; |
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} |
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@ -1453,7 +1727,7 @@ int nl80211_get_scanlist(const char *ifname, char *buf, int *len) |
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* additional interface and there's no need to tear down the ap */ |
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if (iwinfo_ifup(res)) |
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{ |
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wext_get_scanlist(res, buf, len); |
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nl80211_get_scanlist_nl(res, buf, len); |
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iwinfo_ifdown(res); |
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} |
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@ -1461,7 +1735,7 @@ int nl80211_get_scanlist(const char *ifname, char *buf, int *len) |
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* during scan */ |
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else if (iwinfo_ifdown(ifname) && iwinfo_ifup(res)) |
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{ |
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wext_get_scanlist(res, buf, len); |
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nl80211_get_scanlist_nl(res, buf, len); |
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iwinfo_ifdown(res); |
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iwinfo_ifup(ifname); |
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nl80211_hostapd_hup(ifname); |
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@ -1499,17 +1773,16 @@ static int nl80211_get_freqlist_cb(struct nl_msg *msg, void *arg) |
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nla_for_each_nested(band, attr[NL80211_ATTR_WIPHY_BANDS], bands_remain) |
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{ |
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nla_parse(bands, NL80211_BAND_ATTR_MAX, nla_data(band), |
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nla_len(band), NULL); |
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nla_parse(bands, NL80211_BAND_ATTR_MAX, |
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nla_data(band), nla_len(band), NULL); |
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nla_for_each_nested(freq, |
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bands[NL80211_BAND_ATTR_FREQS], freqs_remain) |
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nla_for_each_nested(freq, bands[NL80211_BAND_ATTR_FREQS], freqs_remain) |
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{ |
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nla_parse(freqs, NL80211_FREQUENCY_ATTR_MAX, |
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nla_data(freq), nla_len(freq), NULL); |
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nla_data(freq), nla_len(freq), NULL); |
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if( !freqs[NL80211_FREQUENCY_ATTR_FREQ] || |
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freqs[NL80211_FREQUENCY_ATTR_DISABLED] ) |
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if (!freqs[NL80211_FREQUENCY_ATTR_FREQ] || |
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freqs[NL80211_FREQUENCY_ATTR_DISABLED]) |
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|
continue; |
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|
e->mhz = nla_get_u32(freqs[NL80211_FREQUENCY_ATTR_FREQ]); |
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|
@ -1587,7 +1860,7 @@ int nl80211_get_countrylist(const char *ifname, char *buf, int *len) |
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struct iwinfo_country_entry *e = (struct iwinfo_country_entry *)buf; |
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|
const struct iwinfo_iso3166_label *l; |
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|
for( l = IWINFO_ISO3166_NAMES, count = 0; l->iso3166; l++, e++, count++ ) |
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|
|
for (l = IWINFO_ISO3166_NAMES, count = 0; l->iso3166; l++, e++, count++) |
|
|
|
|
{ |
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|
|
e->iso3166 = l->iso3166; |
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|
|
e->ccode[0] = (l->iso3166 / 256); |
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|
@ -1614,8 +1887,8 @@ static int nl80211_get_hwmodelist_cb(struct nl_msg *msg, void *arg) |
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|
|
{ |
|
|
|
|
nla_for_each_nested(band, attr[NL80211_ATTR_WIPHY_BANDS], bands_remain) |
|
|
|
|
{ |
|
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|
|
nla_parse(bands, NL80211_BAND_ATTR_MAX, nla_data(band), |
|
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|
|
nla_len(band), NULL); |
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|
|
nla_parse(bands, NL80211_BAND_ATTR_MAX, |
|
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|
|
nla_data(band), nla_len(band), NULL); |
|
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|
|
|
|
|
|
|
if (bands[NL80211_BAND_ATTR_HT_CAPA]) |
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|
|
caps = nla_get_u16(bands[NL80211_BAND_ATTR_HT_CAPA]); |
|
|
|
@ -1624,11 +1897,11 @@ static int nl80211_get_hwmodelist_cb(struct nl_msg *msg, void *arg) |
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|
|
if (caps > 0) |
|
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|
|
*modes |= IWINFO_80211_N; |
|
|
|
|
|
|
|
|
|
nla_for_each_nested(freq, |
|
|
|
|
bands[NL80211_BAND_ATTR_FREQS], freqs_remain) |
|
|
|
|
nla_for_each_nested(freq, bands[NL80211_BAND_ATTR_FREQS], |
|
|
|
|
freqs_remain) |
|
|
|
|
{ |
|
|
|
|
nla_parse(freqs, NL80211_FREQUENCY_ATTR_MAX, |
|
|
|
|
nla_data(freq), nla_len(freq), NULL); |
|
|
|
|
nla_data(freq), nla_len(freq), NULL); |
|
|
|
|
|
|
|
|
|
if (!freqs[NL80211_FREQUENCY_ATTR_FREQ]) |
|
|
|
|
continue; |
|
|
|
@ -1710,7 +1983,7 @@ int nl80211_get_hardware_id(const char *ifname, char *buf) |
|
|
|
|
/* Failed to obtain hardware IDs, search board config */ |
|
|
|
|
if (rv) |
|
|
|
|
{ |
|
|
|
|
rv = iwinfo_hardware_id_from_mtd(buf); |
|
|
|
|
rv = iwinfo_hardware_id_from_mtd((struct iwinfo_hardware_id *)buf); |
|
|
|
|
} |
|
|
|
|
|
|
|
|
|
return rv; |
|
|
|
|