2 * rpcd - UBUS RPC server
4 * Copyright (C) 2013-2014 Jo-Philipp Wich <jow@openwrt.org>
6 * Permission to use, copy, modify, and/or distribute this software for any
7 * purpose with or without fee is hereby granted, provided that the above
8 * copyright notice and this permission notice appear in all copies.
10 * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
11 * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
12 * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
13 * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
14 * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
15 * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
16 * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
19 #include <sys/types.h>
23 #include <iwinfo/utils.h>
24 #include <net/ethernet.h>
27 #include <netinet/ether.h>
30 #include <rpcd/plugin.h>
33 static struct blob_buf buf
;
34 static const struct iwinfo_ops
*iw
;
35 static const char *ifname
;
42 static const struct blobmsg_policy rpc_device_policy
[__RPC_D_MAX
] = {
43 [RPC_D_DEVICE
] = { .name
= "device", .type
= BLOBMSG_TYPE_STRING
},
52 static const struct blobmsg_policy rpc_assoclist_policy
[__RPC_A_MAX
] = {
53 [RPC_A_DEVICE
] = { .name
= "device", .type
= BLOBMSG_TYPE_STRING
},
54 [RPC_A_MACADDR
] = { .name
= "mac", .type
= BLOBMSG_TYPE_STRING
},
58 __rpc_iwinfo_open(struct blob_attr
*device
)
61 return UBUS_STATUS_INVALID_ARGUMENT
;
63 ifname
= blobmsg_data(device
);
64 iw
= iwinfo_backend(ifname
);
66 return iw
? UBUS_STATUS_OK
: UBUS_STATUS_NOT_FOUND
;
70 rpc_iwinfo_open(struct blob_attr
*msg
)
72 static struct blob_attr
*tb
[__RPC_D_MAX
];
74 blobmsg_parse(rpc_device_policy
, __RPC_D_MAX
, tb
,
75 blob_data(msg
), blob_len(msg
));
77 return __rpc_iwinfo_open(tb
[RPC_D_DEVICE
]);
81 rpc_iwinfo_close(void)
89 rpc_iwinfo_call_int(const char *name
, int (*func
)(const char *, int *),
94 if (!func(ifname
, &rv
))
97 blobmsg_add_u32(&buf
, name
, rv
);
99 blobmsg_add_string(&buf
, name
, map
[rv
]);
104 rpc_iwinfo_call_hardware_id(const char *name
)
106 struct iwinfo_hardware_id ids
;
109 if (!iw
->hardware_id(ifname
, (char *)&ids
))
111 c
= blobmsg_open_array(&buf
, name
);
113 blobmsg_add_u32(&buf
, NULL
, ids
.vendor_id
);
114 blobmsg_add_u32(&buf
, NULL
, ids
.device_id
);
115 blobmsg_add_u32(&buf
, NULL
, ids
.subsystem_vendor_id
);
116 blobmsg_add_u32(&buf
, NULL
, ids
.subsystem_device_id
);
118 blobmsg_close_array(&buf
, c
);
123 rpc_iwinfo_add_encryption(const char *name
, struct iwinfo_crypto_entry
*e
)
128 c
= blobmsg_open_table(&buf
, name
);
130 blobmsg_add_u8(&buf
, "enabled", e
->enabled
);
136 d
= blobmsg_open_array(&buf
, "wep");
138 if (e
->auth_algs
& IWINFO_AUTH_OPEN
)
139 blobmsg_add_string(&buf
, NULL
, "open");
141 if (e
->auth_algs
& IWINFO_AUTH_SHARED
)
142 blobmsg_add_string(&buf
, NULL
, "shared");
144 blobmsg_close_array(&buf
, d
);
148 d
= blobmsg_open_array(&buf
, "wpa");
150 if (e
->wpa_version
> 2)
152 blobmsg_add_u32(&buf
, NULL
, 1);
153 blobmsg_add_u32(&buf
, NULL
, 2);
157 blobmsg_add_u32(&buf
, NULL
, e
->wpa_version
);
160 blobmsg_close_array(&buf
, d
);
163 d
= blobmsg_open_array(&buf
, "authentication");
165 if (e
->auth_suites
& IWINFO_KMGMT_PSK
)
166 blobmsg_add_string(&buf
, NULL
, "psk");
168 if (e
->auth_suites
& IWINFO_KMGMT_8021x
)
169 blobmsg_add_string(&buf
, NULL
, "802.1x");
171 if (!e
->auth_suites
||
172 (e
->auth_suites
& IWINFO_KMGMT_NONE
))
173 blobmsg_add_string(&buf
, NULL
, "none");
175 blobmsg_close_array(&buf
, d
);
178 d
= blobmsg_open_array(&buf
, "ciphers");
179 ciph
= e
->pair_ciphers
| e
->group_ciphers
;
181 if (ciph
& IWINFO_CIPHER_WEP40
)
182 blobmsg_add_string(&buf
, NULL
, "wep-40");
184 if (ciph
& IWINFO_CIPHER_WEP104
)
185 blobmsg_add_string(&buf
, NULL
, "wep-104");
187 if (ciph
& IWINFO_CIPHER_TKIP
)
188 blobmsg_add_string(&buf
, NULL
, "tkip");
190 if (ciph
& IWINFO_CIPHER_CCMP
)
191 blobmsg_add_string(&buf
, NULL
, "ccmp");
193 if (ciph
& IWINFO_CIPHER_WRAP
)
194 blobmsg_add_string(&buf
, NULL
, "wrap");
196 if (ciph
& IWINFO_CIPHER_AESOCB
)
197 blobmsg_add_string(&buf
, NULL
, "aes-ocb");
199 if (ciph
& IWINFO_CIPHER_CKIP
)
200 blobmsg_add_string(&buf
, NULL
, "ckip");
202 if (!ciph
|| (ciph
& IWINFO_CIPHER_NONE
))
203 blobmsg_add_string(&buf
, NULL
, "none");
205 blobmsg_close_array(&buf
, d
);
208 blobmsg_close_table(&buf
, c
);
212 rpc_iwinfo_call_encryption(const char *name
)
214 struct iwinfo_crypto_entry crypto
= { 0 };
216 if (!iw
->encryption(ifname
, (char *)&crypto
))
217 rpc_iwinfo_add_encryption(name
, &crypto
);
221 rpc_iwinfo_call_hwmodes(const char *name
)
226 if (!iw
->hwmodelist(ifname
, &modes
))
228 c
= blobmsg_open_array(&buf
, name
);
230 if (modes
& IWINFO_80211_AC
)
231 blobmsg_add_string(&buf
, NULL
, "ac");
233 if (modes
& IWINFO_80211_A
)
234 blobmsg_add_string(&buf
, NULL
, "a");
236 if (modes
& IWINFO_80211_B
)
237 blobmsg_add_string(&buf
, NULL
, "b");
239 if (modes
& IWINFO_80211_G
)
240 blobmsg_add_string(&buf
, NULL
, "g");
242 if (modes
& IWINFO_80211_N
)
243 blobmsg_add_string(&buf
, NULL
, "n");
245 blobmsg_close_array(&buf
, c
);
250 rpc_iwinfo_call_str(const char *name
, int (*func
)(const char *, char *))
252 char rv
[IWINFO_BUFSIZE
] = { 0 };
254 if (!func(ifname
, rv
))
255 blobmsg_add_string(&buf
, name
, rv
);
259 rpc_iwinfo_info(struct ubus_context
*ctx
, struct ubus_object
*obj
,
260 struct ubus_request_data
*req
, const char *method
,
261 struct blob_attr
*msg
)
266 rv
= rpc_iwinfo_open(msg
);
271 blob_buf_init(&buf
, 0);
273 rpc_iwinfo_call_str("phy", iw
->phyname
);
275 rpc_iwinfo_call_str("ssid", iw
->ssid
);
276 rpc_iwinfo_call_str("bssid", iw
->bssid
);
277 rpc_iwinfo_call_str("country", iw
->country
);
279 rpc_iwinfo_call_int("mode", iw
->mode
, IWINFO_OPMODE_NAMES
);
280 rpc_iwinfo_call_int("channel", iw
->channel
, NULL
);
282 rpc_iwinfo_call_int("frequency", iw
->frequency
, NULL
);
283 rpc_iwinfo_call_int("frequency_offset", iw
->frequency_offset
, NULL
);
285 rpc_iwinfo_call_int("txpower", iw
->txpower
, NULL
);
286 rpc_iwinfo_call_int("txpower_offset", iw
->txpower_offset
, NULL
);
288 rpc_iwinfo_call_int("quality", iw
->quality
, NULL
);
289 rpc_iwinfo_call_int("quality_max", iw
->quality_max
, NULL
);
291 rpc_iwinfo_call_int("signal", iw
->signal
, NULL
);
292 rpc_iwinfo_call_int("noise", iw
->noise
, NULL
);
294 rpc_iwinfo_call_int("bitrate", iw
->bitrate
, NULL
);
296 rpc_iwinfo_call_encryption("encryption");
297 rpc_iwinfo_call_hwmodes("hwmodes");
299 c
= blobmsg_open_table(&buf
, "hardware");
300 rpc_iwinfo_call_hardware_id("id");
301 rpc_iwinfo_call_str("name", iw
->hardware_name
);
302 blobmsg_close_table(&buf
, c
);
304 ubus_send_reply(ctx
, req
, buf
.head
);
308 return UBUS_STATUS_OK
;
312 rpc_iwinfo_scan(struct ubus_context
*ctx
, struct ubus_object
*obj
,
313 struct ubus_request_data
*req
, const char *method
,
314 struct blob_attr
*msg
)
319 char res
[IWINFO_BUFSIZE
];
320 struct iwinfo_scanlist_entry
*e
;
322 rv
= rpc_iwinfo_open(msg
);
327 blob_buf_init(&buf
, 0);
329 c
= blobmsg_open_array(&buf
, "results");
331 if (!iw
->scanlist(ifname
, res
, &len
) && (len
> 0))
333 for (i
= 0; i
< len
; i
+= sizeof(struct iwinfo_scanlist_entry
))
335 e
= (struct iwinfo_scanlist_entry
*)&res
[i
];
336 d
= blobmsg_open_table(&buf
, NULL
);
339 blobmsg_add_string(&buf
, "ssid", (const char *)e
->ssid
);
341 snprintf(mac
, sizeof(mac
), "%02X:%02X:%02X:%02X:%02X:%02X",
342 e
->mac
[0], e
->mac
[1], e
->mac
[2],
343 e
->mac
[3], e
->mac
[4], e
->mac
[5]);
345 blobmsg_add_string(&buf
, "bssid", mac
);
347 blobmsg_add_string(&buf
, "mode", IWINFO_OPMODE_NAMES
[e
->mode
]);
349 blobmsg_add_u32(&buf
, "channel", e
->channel
);
350 blobmsg_add_u32(&buf
, "signal", (uint32_t)(e
->signal
- 0x100));
352 blobmsg_add_u32(&buf
, "quality", e
->quality
);
353 blobmsg_add_u32(&buf
, "quality_max", e
->quality_max
);
355 rpc_iwinfo_add_encryption("encryption", &e
->crypto
);
357 blobmsg_close_table(&buf
, d
);
361 blobmsg_close_array(&buf
, c
);
363 ubus_send_reply(ctx
, req
, buf
.head
);
367 return UBUS_STATUS_OK
;
371 rpc_iwinfo_assoclist(struct ubus_context
*ctx
, struct ubus_object
*obj
,
372 struct ubus_request_data
*req
, const char *method
,
373 struct blob_attr
*msg
)
377 char res
[IWINFO_BUFSIZE
];
378 struct iwinfo_assoclist_entry
*a
;
379 struct ether_addr
*macaddr
= NULL
;
381 struct blob_attr
*tb
[__RPC_A_MAX
];
384 blobmsg_parse(rpc_assoclist_policy
, __RPC_A_MAX
, tb
,
385 blob_data(msg
), blob_len(msg
));
387 rv
= __rpc_iwinfo_open(tb
[RPC_A_DEVICE
]);
391 if (tb
[RPC_A_MACADDR
])
392 macaddr
= ether_aton(blobmsg_data(tb
[RPC_A_MACADDR
]));
394 blob_buf_init(&buf
, 0);
397 c
= blobmsg_open_array(&buf
, "results");
399 if (!iw
->assoclist(ifname
, res
, &len
) && (len
> 0))
401 for (i
= 0; i
< len
; i
+= sizeof(struct iwinfo_assoclist_entry
))
403 a
= (struct iwinfo_assoclist_entry
*)&res
[i
];
406 d
= blobmsg_open_table(&buf
, NULL
);
407 else if (memcmp(macaddr
, a
->mac
, ETH_ALEN
) != 0)
410 snprintf(mac
, sizeof(mac
), "%02X:%02X:%02X:%02X:%02X:%02X",
411 a
->mac
[0], a
->mac
[1], a
->mac
[2],
412 a
->mac
[3], a
->mac
[4], a
->mac
[5]);
414 blobmsg_add_string(&buf
, "mac", mac
);
415 blobmsg_add_u32(&buf
, "signal", a
->signal
);
416 blobmsg_add_u32(&buf
, "noise", a
->noise
);
417 blobmsg_add_u32(&buf
, "inactive", a
->inactive
);
419 e
= blobmsg_open_table(&buf
, "rx");
420 blobmsg_add_u32(&buf
, "rate", a
->rx_rate
.rate
);
421 blobmsg_add_u32(&buf
, "mcs", a
->rx_rate
.mcs
);
422 blobmsg_add_u8(&buf
, "40mhz", a
->rx_rate
.is_40mhz
);
423 blobmsg_add_u8(&buf
, "short_gi", a
->rx_rate
.is_short_gi
);
424 blobmsg_close_table(&buf
, e
);
426 e
= blobmsg_open_table(&buf
, "tx");
427 blobmsg_add_u32(&buf
, "rate", a
->tx_rate
.rate
);
428 blobmsg_add_u32(&buf
, "mcs", a
->tx_rate
.mcs
);
429 blobmsg_add_u8(&buf
, "40mhz", a
->tx_rate
.is_40mhz
);
430 blobmsg_add_u8(&buf
, "short_gi", a
->tx_rate
.is_short_gi
);
431 blobmsg_close_table(&buf
, e
);
435 blobmsg_close_table(&buf
, d
);
442 blobmsg_close_array(&buf
, c
);
444 return UBUS_STATUS_NOT_FOUND
;
446 ubus_send_reply(ctx
, req
, buf
.head
);
450 return UBUS_STATUS_OK
;
454 rpc_iwinfo_freqlist(struct ubus_context
*ctx
, struct ubus_object
*obj
,
455 struct ubus_request_data
*req
, const char *method
,
456 struct blob_attr
*msg
)
459 char res
[IWINFO_BUFSIZE
];
460 struct iwinfo_freqlist_entry
*f
;
463 rv
= rpc_iwinfo_open(msg
);
468 blob_buf_init(&buf
, 0);
470 c
= blobmsg_open_array(&buf
, "results");
472 if (!iw
->freqlist(ifname
, res
, &len
) && (len
> 0))
474 if (iw
->channel(ifname
, &ch
))
477 for (i
= 0; i
< len
; i
+= sizeof(struct iwinfo_freqlist_entry
))
479 f
= (struct iwinfo_freqlist_entry
*)&res
[i
];
480 d
= blobmsg_open_table(&buf
, NULL
);
482 blobmsg_add_u32(&buf
, "channel", f
->channel
);
483 blobmsg_add_u32(&buf
, "mhz", f
->mhz
);
484 blobmsg_add_u8(&buf
, "restricted", f
->restricted
);
487 blobmsg_add_u8(&buf
, "active", f
->channel
== ch
);
489 blobmsg_close_table(&buf
, d
);
493 blobmsg_close_array(&buf
, c
);
495 ubus_send_reply(ctx
, req
, buf
.head
);
499 return UBUS_STATUS_OK
;
503 rpc_iwinfo_txpowerlist(struct ubus_context
*ctx
, struct ubus_object
*obj
,
504 struct ubus_request_data
*req
, const char *method
,
505 struct blob_attr
*msg
)
507 int i
, rv
, len
, pwr
, off
;
508 char res
[IWINFO_BUFSIZE
];
509 struct iwinfo_txpwrlist_entry
*t
;
512 rv
= rpc_iwinfo_open(msg
);
517 blob_buf_init(&buf
, 0);
519 c
= blobmsg_open_array(&buf
, "results");
521 if (!iw
->txpwrlist(ifname
, res
, &len
) && (len
> 0))
523 if (iw
->txpower(ifname
, &pwr
))
526 if (iw
->txpower_offset(ifname
, &off
))
529 for (i
= 0; i
< len
; i
+= sizeof(struct iwinfo_txpwrlist_entry
))
531 t
= (struct iwinfo_txpwrlist_entry
*)&res
[i
];
532 d
= blobmsg_open_table(&buf
, NULL
);
534 blobmsg_add_u32(&buf
, "dbm", t
->dbm
+ off
);
535 blobmsg_add_u32(&buf
, "mw", iwinfo_dbm2mw(t
->dbm
+ off
));
538 blobmsg_add_u8(&buf
, "active", t
->dbm
== pwr
);
540 blobmsg_close_table(&buf
, d
);
544 blobmsg_close_array(&buf
, c
);
546 ubus_send_reply(ctx
, req
, buf
.head
);
550 return UBUS_STATUS_OK
;
554 rpc_iwinfo_lookup_country(char *buf
, int len
, int iso3166
)
557 static char ccode
[5];
558 struct iwinfo_country_entry
*c
;
560 for (i
= 0; i
< len
; i
+= sizeof(struct iwinfo_country_entry
))
562 c
= (struct iwinfo_country_entry
*)&buf
[i
];
564 if (c
->iso3166
== iso3166
)
566 snprintf(ccode
, sizeof(ccode
), "%s", c
->ccode
);
575 rpc_iwinfo_countrylist(struct ubus_context
*ctx
, struct ubus_object
*obj
,
576 struct ubus_request_data
*req
, const char *method
,
577 struct blob_attr
*msg
)
582 char res
[IWINFO_BUFSIZE
];
584 const struct iwinfo_iso3166_label
*l
;
587 rv
= rpc_iwinfo_open(msg
);
592 blob_buf_init(&buf
, 0);
594 c
= blobmsg_open_array(&buf
, "results");
596 if (!iw
->countrylist(ifname
, res
, &len
) && (len
> 0))
598 if (iw
->country(ifname
, cur
))
599 memset(cur
, 0, sizeof(cur
));
601 for (l
= IWINFO_ISO3166_NAMES
; l
->iso3166
; l
++)
603 ccode
= rpc_iwinfo_lookup_country(res
, len
, l
->iso3166
);
608 d
= blobmsg_open_table(&buf
, NULL
);
610 blobmsg_add_string(&buf
, "code", ccode
);
611 blobmsg_add_string(&buf
, "country", (const char *)l
->name
);
613 snprintf(iso3166
, sizeof(iso3166
), "%c%c",
614 (l
->iso3166
/ 256), (l
->iso3166
% 256));
616 blobmsg_add_string(&buf
, "iso3166", iso3166
);
619 blobmsg_add_u8(&buf
, "active", !strncmp(ccode
, cur
, 2));
621 blobmsg_close_table(&buf
, d
);
625 blobmsg_close_array(&buf
, c
);
627 ubus_send_reply(ctx
, req
, buf
.head
);
631 return UBUS_STATUS_OK
;
635 rpc_iwinfo_devices(struct ubus_context
*ctx
, struct ubus_object
*obj
,
636 struct ubus_request_data
*req
, const char *method
,
637 struct blob_attr
*msg
)
643 d
= opendir("/sys/class/net");
646 return UBUS_STATUS_UNKNOWN_ERROR
;
648 blob_buf_init(&buf
, 0);
650 c
= blobmsg_open_array(&buf
, "devices");
652 while ((e
= readdir(d
)) != NULL
)
654 if (e
->d_type
!= DT_LNK
)
657 if (iwinfo_type(e
->d_name
))
658 blobmsg_add_string(&buf
, NULL
, e
->d_name
);
661 blobmsg_close_array(&buf
, c
);
665 ubus_send_reply(ctx
, req
, buf
.head
);
669 return UBUS_STATUS_OK
;
674 rpc_iwinfo_api_init(const struct rpc_daemon_ops
*o
, struct ubus_context
*ctx
)
676 static const struct ubus_method iwinfo_methods
[] = {
677 UBUS_METHOD_NOARG("devices", rpc_iwinfo_devices
),
678 UBUS_METHOD("info", rpc_iwinfo_info
, rpc_device_policy
),
679 UBUS_METHOD("scan", rpc_iwinfo_scan
, rpc_device_policy
),
680 UBUS_METHOD("assoclist", rpc_iwinfo_assoclist
, rpc_assoclist_policy
),
681 UBUS_METHOD("freqlist", rpc_iwinfo_freqlist
, rpc_device_policy
),
682 UBUS_METHOD("txpowerlist", rpc_iwinfo_txpowerlist
, rpc_device_policy
),
683 UBUS_METHOD("countrylist", rpc_iwinfo_countrylist
, rpc_device_policy
),
686 static struct ubus_object_type iwinfo_type
=
687 UBUS_OBJECT_TYPE("luci-rpc-iwinfo", iwinfo_methods
);
689 static struct ubus_object obj
= {
691 .type
= &iwinfo_type
,
692 .methods
= iwinfo_methods
,
693 .n_methods
= ARRAY_SIZE(iwinfo_methods
),
696 return ubus_add_object(ctx
, &obj
);
699 struct rpc_plugin rpc_plugin
= {
700 .init
= rpc_iwinfo_api_init