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
},
62 static const struct blobmsg_policy rpc_uci_policy
[__RPC_U_MAX
] = {
63 [RPC_U_SECTION
] = { .name
= "section", .type
= BLOBMSG_TYPE_STRING
},
67 __rpc_iwinfo_open(struct blob_attr
*device
)
70 return UBUS_STATUS_INVALID_ARGUMENT
;
72 ifname
= blobmsg_data(device
);
73 iw
= iwinfo_backend(ifname
);
75 return iw
? UBUS_STATUS_OK
: UBUS_STATUS_NOT_FOUND
;
79 rpc_iwinfo_open(struct blob_attr
*msg
)
81 static struct blob_attr
*tb
[__RPC_D_MAX
];
83 blobmsg_parse(rpc_device_policy
, __RPC_D_MAX
, tb
,
84 blob_data(msg
), blob_len(msg
));
86 return __rpc_iwinfo_open(tb
[RPC_D_DEVICE
]);
90 rpc_iwinfo_close(void)
98 rpc_iwinfo_call_int(const char *name
, int (*func
)(const char *, int *),
103 if (!func(ifname
, &rv
))
106 blobmsg_add_u32(&buf
, name
, rv
);
108 blobmsg_add_string(&buf
, name
, map
[rv
]);
113 rpc_iwinfo_call_hardware_id(const char *name
)
115 struct iwinfo_hardware_id ids
;
118 if (!iw
->hardware_id(ifname
, (char *)&ids
))
120 c
= blobmsg_open_array(&buf
, name
);
122 blobmsg_add_u32(&buf
, NULL
, ids
.vendor_id
);
123 blobmsg_add_u32(&buf
, NULL
, ids
.device_id
);
124 blobmsg_add_u32(&buf
, NULL
, ids
.subsystem_vendor_id
);
125 blobmsg_add_u32(&buf
, NULL
, ids
.subsystem_device_id
);
127 blobmsg_close_array(&buf
, c
);
132 rpc_iwinfo_add_encryption(const char *name
, struct iwinfo_crypto_entry
*e
)
137 c
= blobmsg_open_table(&buf
, name
);
139 blobmsg_add_u8(&buf
, "enabled", e
->enabled
);
145 d
= blobmsg_open_array(&buf
, "wep");
147 if (e
->auth_algs
& IWINFO_AUTH_OPEN
)
148 blobmsg_add_string(&buf
, NULL
, "open");
150 if (e
->auth_algs
& IWINFO_AUTH_SHARED
)
151 blobmsg_add_string(&buf
, NULL
, "shared");
153 blobmsg_close_array(&buf
, d
);
157 d
= blobmsg_open_array(&buf
, "wpa");
159 if (e
->wpa_version
> 2)
161 blobmsg_add_u32(&buf
, NULL
, 1);
162 blobmsg_add_u32(&buf
, NULL
, 2);
166 blobmsg_add_u32(&buf
, NULL
, e
->wpa_version
);
169 blobmsg_close_array(&buf
, d
);
172 d
= blobmsg_open_array(&buf
, "authentication");
174 if (e
->auth_suites
& IWINFO_KMGMT_PSK
)
175 blobmsg_add_string(&buf
, NULL
, "psk");
177 if (e
->auth_suites
& IWINFO_KMGMT_8021x
)
178 blobmsg_add_string(&buf
, NULL
, "802.1x");
180 if (!e
->auth_suites
||
181 (e
->auth_suites
& IWINFO_KMGMT_NONE
))
182 blobmsg_add_string(&buf
, NULL
, "none");
184 blobmsg_close_array(&buf
, d
);
187 d
= blobmsg_open_array(&buf
, "ciphers");
188 ciph
= e
->pair_ciphers
| e
->group_ciphers
;
190 if (ciph
& IWINFO_CIPHER_WEP40
)
191 blobmsg_add_string(&buf
, NULL
, "wep-40");
193 if (ciph
& IWINFO_CIPHER_WEP104
)
194 blobmsg_add_string(&buf
, NULL
, "wep-104");
196 if (ciph
& IWINFO_CIPHER_TKIP
)
197 blobmsg_add_string(&buf
, NULL
, "tkip");
199 if (ciph
& IWINFO_CIPHER_CCMP
)
200 blobmsg_add_string(&buf
, NULL
, "ccmp");
202 if (ciph
& IWINFO_CIPHER_WRAP
)
203 blobmsg_add_string(&buf
, NULL
, "wrap");
205 if (ciph
& IWINFO_CIPHER_AESOCB
)
206 blobmsg_add_string(&buf
, NULL
, "aes-ocb");
208 if (ciph
& IWINFO_CIPHER_CKIP
)
209 blobmsg_add_string(&buf
, NULL
, "ckip");
211 if (!ciph
|| (ciph
& IWINFO_CIPHER_NONE
))
212 blobmsg_add_string(&buf
, NULL
, "none");
214 blobmsg_close_array(&buf
, d
);
217 blobmsg_close_table(&buf
, c
);
221 rpc_iwinfo_call_encryption(const char *name
)
223 struct iwinfo_crypto_entry crypto
= { 0 };
225 if (!iw
->encryption(ifname
, (char *)&crypto
))
226 rpc_iwinfo_add_encryption(name
, &crypto
);
230 rpc_iwinfo_call_hwmodes(const char *name
)
235 if (!iw
->hwmodelist(ifname
, &modes
))
237 c
= blobmsg_open_array(&buf
, name
);
239 if (modes
& IWINFO_80211_AC
)
240 blobmsg_add_string(&buf
, NULL
, "ac");
242 if (modes
& IWINFO_80211_A
)
243 blobmsg_add_string(&buf
, NULL
, "a");
245 if (modes
& IWINFO_80211_B
)
246 blobmsg_add_string(&buf
, NULL
, "b");
248 if (modes
& IWINFO_80211_G
)
249 blobmsg_add_string(&buf
, NULL
, "g");
251 if (modes
& IWINFO_80211_N
)
252 blobmsg_add_string(&buf
, NULL
, "n");
254 blobmsg_close_array(&buf
, c
);
259 rpc_iwinfo_call_str(const char *name
, int (*func
)(const char *, char *))
261 char rv
[IWINFO_BUFSIZE
] = { 0 };
263 if (!func(ifname
, rv
))
264 blobmsg_add_string(&buf
, name
, rv
);
268 rpc_iwinfo_info(struct ubus_context
*ctx
, struct ubus_object
*obj
,
269 struct ubus_request_data
*req
, const char *method
,
270 struct blob_attr
*msg
)
275 rv
= rpc_iwinfo_open(msg
);
280 blob_buf_init(&buf
, 0);
282 rpc_iwinfo_call_str("phy", iw
->phyname
);
284 rpc_iwinfo_call_str("ssid", iw
->ssid
);
285 rpc_iwinfo_call_str("bssid", iw
->bssid
);
286 rpc_iwinfo_call_str("country", iw
->country
);
288 rpc_iwinfo_call_int("mode", iw
->mode
, IWINFO_OPMODE_NAMES
);
289 rpc_iwinfo_call_int("channel", iw
->channel
, NULL
);
291 rpc_iwinfo_call_int("frequency", iw
->frequency
, NULL
);
292 rpc_iwinfo_call_int("frequency_offset", iw
->frequency_offset
, NULL
);
294 rpc_iwinfo_call_int("txpower", iw
->txpower
, NULL
);
295 rpc_iwinfo_call_int("txpower_offset", iw
->txpower_offset
, NULL
);
297 rpc_iwinfo_call_int("quality", iw
->quality
, NULL
);
298 rpc_iwinfo_call_int("quality_max", iw
->quality_max
, NULL
);
300 rpc_iwinfo_call_int("signal", iw
->signal
, NULL
);
301 rpc_iwinfo_call_int("noise", iw
->noise
, NULL
);
303 rpc_iwinfo_call_int("bitrate", iw
->bitrate
, NULL
);
305 rpc_iwinfo_call_encryption("encryption");
306 rpc_iwinfo_call_hwmodes("hwmodes");
308 c
= blobmsg_open_table(&buf
, "hardware");
309 rpc_iwinfo_call_hardware_id("id");
310 rpc_iwinfo_call_str("name", iw
->hardware_name
);
311 blobmsg_close_table(&buf
, c
);
313 ubus_send_reply(ctx
, req
, buf
.head
);
317 return UBUS_STATUS_OK
;
321 rpc_iwinfo_scan(struct ubus_context
*ctx
, struct ubus_object
*obj
,
322 struct ubus_request_data
*req
, const char *method
,
323 struct blob_attr
*msg
)
328 char res
[IWINFO_BUFSIZE
];
329 struct iwinfo_scanlist_entry
*e
;
331 rv
= rpc_iwinfo_open(msg
);
336 blob_buf_init(&buf
, 0);
338 c
= blobmsg_open_array(&buf
, "results");
340 if (!iw
->scanlist(ifname
, res
, &len
) && (len
> 0))
342 for (i
= 0; i
< len
; i
+= sizeof(struct iwinfo_scanlist_entry
))
344 e
= (struct iwinfo_scanlist_entry
*)&res
[i
];
345 d
= blobmsg_open_table(&buf
, NULL
);
348 blobmsg_add_string(&buf
, "ssid", (const char *)e
->ssid
);
350 snprintf(mac
, sizeof(mac
), "%02X:%02X:%02X:%02X:%02X:%02X",
351 e
->mac
[0], e
->mac
[1], e
->mac
[2],
352 e
->mac
[3], e
->mac
[4], e
->mac
[5]);
354 blobmsg_add_string(&buf
, "bssid", mac
);
356 blobmsg_add_string(&buf
, "mode", IWINFO_OPMODE_NAMES
[e
->mode
]);
358 blobmsg_add_u32(&buf
, "channel", e
->channel
);
359 blobmsg_add_u32(&buf
, "signal", (uint32_t)(e
->signal
- 0x100));
361 blobmsg_add_u32(&buf
, "quality", e
->quality
);
362 blobmsg_add_u32(&buf
, "quality_max", e
->quality_max
);
364 rpc_iwinfo_add_encryption("encryption", &e
->crypto
);
366 blobmsg_close_table(&buf
, d
);
370 blobmsg_close_array(&buf
, c
);
372 ubus_send_reply(ctx
, req
, buf
.head
);
376 return UBUS_STATUS_OK
;
380 rpc_iwinfo_assoclist(struct ubus_context
*ctx
, struct ubus_object
*obj
,
381 struct ubus_request_data
*req
, const char *method
,
382 struct blob_attr
*msg
)
386 char res
[IWINFO_BUFSIZE
];
387 struct iwinfo_assoclist_entry
*a
;
388 struct ether_addr
*macaddr
= NULL
;
390 struct blob_attr
*tb
[__RPC_A_MAX
];
393 blobmsg_parse(rpc_assoclist_policy
, __RPC_A_MAX
, tb
,
394 blob_data(msg
), blob_len(msg
));
396 rv
= __rpc_iwinfo_open(tb
[RPC_A_DEVICE
]);
400 if (tb
[RPC_A_MACADDR
])
401 macaddr
= ether_aton(blobmsg_data(tb
[RPC_A_MACADDR
]));
403 blob_buf_init(&buf
, 0);
406 c
= blobmsg_open_array(&buf
, "results");
408 if (!iw
->assoclist(ifname
, res
, &len
) && (len
> 0))
410 for (i
= 0; i
< len
; i
+= sizeof(struct iwinfo_assoclist_entry
))
412 a
= (struct iwinfo_assoclist_entry
*)&res
[i
];
415 d
= blobmsg_open_table(&buf
, NULL
);
416 else if (memcmp(macaddr
, a
->mac
, ETH_ALEN
) != 0)
419 snprintf(mac
, sizeof(mac
), "%02X:%02X:%02X:%02X:%02X:%02X",
420 a
->mac
[0], a
->mac
[1], a
->mac
[2],
421 a
->mac
[3], a
->mac
[4], a
->mac
[5]);
423 blobmsg_add_string(&buf
, "mac", mac
);
424 blobmsg_add_u32(&buf
, "signal", a
->signal
);
425 blobmsg_add_u32(&buf
, "noise", a
->noise
);
426 blobmsg_add_u32(&buf
, "inactive", a
->inactive
);
428 e
= blobmsg_open_table(&buf
, "rx");
429 blobmsg_add_u32(&buf
, "rate", a
->rx_rate
.rate
);
430 blobmsg_add_u32(&buf
, "mcs", a
->rx_rate
.mcs
);
431 blobmsg_add_u8(&buf
, "40mhz", a
->rx_rate
.is_40mhz
);
432 blobmsg_add_u8(&buf
, "short_gi", a
->rx_rate
.is_short_gi
);
433 blobmsg_close_table(&buf
, e
);
435 e
= blobmsg_open_table(&buf
, "tx");
436 blobmsg_add_u32(&buf
, "rate", a
->tx_rate
.rate
);
437 blobmsg_add_u32(&buf
, "mcs", a
->tx_rate
.mcs
);
438 blobmsg_add_u8(&buf
, "40mhz", a
->tx_rate
.is_40mhz
);
439 blobmsg_add_u8(&buf
, "short_gi", a
->tx_rate
.is_short_gi
);
440 blobmsg_close_table(&buf
, e
);
444 blobmsg_close_table(&buf
, d
);
451 blobmsg_close_array(&buf
, c
);
453 return UBUS_STATUS_NOT_FOUND
;
455 ubus_send_reply(ctx
, req
, buf
.head
);
459 return UBUS_STATUS_OK
;
463 rpc_iwinfo_freqlist(struct ubus_context
*ctx
, struct ubus_object
*obj
,
464 struct ubus_request_data
*req
, const char *method
,
465 struct blob_attr
*msg
)
468 char res
[IWINFO_BUFSIZE
];
469 struct iwinfo_freqlist_entry
*f
;
472 rv
= rpc_iwinfo_open(msg
);
477 blob_buf_init(&buf
, 0);
479 c
= blobmsg_open_array(&buf
, "results");
481 if (!iw
->freqlist(ifname
, res
, &len
) && (len
> 0))
483 if (iw
->channel(ifname
, &ch
))
486 for (i
= 0; i
< len
; i
+= sizeof(struct iwinfo_freqlist_entry
))
488 f
= (struct iwinfo_freqlist_entry
*)&res
[i
];
489 d
= blobmsg_open_table(&buf
, NULL
);
491 blobmsg_add_u32(&buf
, "channel", f
->channel
);
492 blobmsg_add_u32(&buf
, "mhz", f
->mhz
);
493 blobmsg_add_u8(&buf
, "restricted", f
->restricted
);
496 blobmsg_add_u8(&buf
, "active", f
->channel
== ch
);
498 blobmsg_close_table(&buf
, d
);
502 blobmsg_close_array(&buf
, c
);
504 ubus_send_reply(ctx
, req
, buf
.head
);
508 return UBUS_STATUS_OK
;
512 rpc_iwinfo_txpowerlist(struct ubus_context
*ctx
, struct ubus_object
*obj
,
513 struct ubus_request_data
*req
, const char *method
,
514 struct blob_attr
*msg
)
516 int i
, rv
, len
, pwr
, off
;
517 char res
[IWINFO_BUFSIZE
];
518 struct iwinfo_txpwrlist_entry
*t
;
521 rv
= rpc_iwinfo_open(msg
);
526 blob_buf_init(&buf
, 0);
528 c
= blobmsg_open_array(&buf
, "results");
530 if (!iw
->txpwrlist(ifname
, res
, &len
) && (len
> 0))
532 if (iw
->txpower(ifname
, &pwr
))
535 if (iw
->txpower_offset(ifname
, &off
))
538 for (i
= 0; i
< len
; i
+= sizeof(struct iwinfo_txpwrlist_entry
))
540 t
= (struct iwinfo_txpwrlist_entry
*)&res
[i
];
541 d
= blobmsg_open_table(&buf
, NULL
);
543 blobmsg_add_u32(&buf
, "dbm", t
->dbm
+ off
);
544 blobmsg_add_u32(&buf
, "mw", iwinfo_dbm2mw(t
->dbm
+ off
));
547 blobmsg_add_u8(&buf
, "active", t
->dbm
== pwr
);
549 blobmsg_close_table(&buf
, d
);
553 blobmsg_close_array(&buf
, c
);
555 ubus_send_reply(ctx
, req
, buf
.head
);
559 return UBUS_STATUS_OK
;
563 rpc_iwinfo_lookup_country(char *buf
, int len
, int iso3166
)
566 static char ccode
[5];
567 struct iwinfo_country_entry
*c
;
569 for (i
= 0; i
< len
; i
+= sizeof(struct iwinfo_country_entry
))
571 c
= (struct iwinfo_country_entry
*)&buf
[i
];
573 if (c
->iso3166
== iso3166
)
575 snprintf(ccode
, sizeof(ccode
), "%s", c
->ccode
);
584 rpc_iwinfo_countrylist(struct ubus_context
*ctx
, struct ubus_object
*obj
,
585 struct ubus_request_data
*req
, const char *method
,
586 struct blob_attr
*msg
)
591 char res
[IWINFO_BUFSIZE
];
593 const struct iwinfo_iso3166_label
*l
;
596 rv
= rpc_iwinfo_open(msg
);
601 blob_buf_init(&buf
, 0);
603 c
= blobmsg_open_array(&buf
, "results");
605 if (!iw
->countrylist(ifname
, res
, &len
) && (len
> 0))
607 if (iw
->country(ifname
, cur
))
608 memset(cur
, 0, sizeof(cur
));
610 for (l
= IWINFO_ISO3166_NAMES
; l
->iso3166
; l
++)
612 ccode
= rpc_iwinfo_lookup_country(res
, len
, l
->iso3166
);
617 d
= blobmsg_open_table(&buf
, NULL
);
619 blobmsg_add_string(&buf
, "code", ccode
);
620 blobmsg_add_string(&buf
, "country", (const char *)l
->name
);
622 snprintf(iso3166
, sizeof(iso3166
), "%c%c",
623 (l
->iso3166
/ 256), (l
->iso3166
% 256));
625 blobmsg_add_string(&buf
, "iso3166", iso3166
);
628 blobmsg_add_u8(&buf
, "active", !strncmp(ccode
, cur
, 2));
630 blobmsg_close_table(&buf
, d
);
634 blobmsg_close_array(&buf
, c
);
636 ubus_send_reply(ctx
, req
, buf
.head
);
640 return UBUS_STATUS_OK
;
644 rpc_iwinfo_phyname(struct ubus_context
*ctx
, struct ubus_object
*obj
,
645 struct ubus_request_data
*req
, const char *method
,
646 struct blob_attr
*msg
)
650 char res
[IWINFO_BUFSIZE
];
651 const struct iwinfo_ops
*ops
;
652 struct blob_attr
*tb
[__RPC_U_MAX
];
653 const char *backends
[] = {
659 blobmsg_parse(rpc_uci_policy
, __RPC_U_MAX
, tb
,
660 blob_data(msg
), blob_len(msg
));
662 if (!tb
[RPC_U_SECTION
])
663 return UBUS_STATUS_INVALID_ARGUMENT
;
665 for (i
= 0; i
< ARRAY_SIZE(backends
); i
++)
667 ops
= iwinfo_backend_by_name(backends
[i
]);
669 if (!ops
|| !ops
->lookup_phy
)
672 if (!ops
->lookup_phy(blobmsg_get_string(tb
[RPC_U_SECTION
]), res
))
681 blob_buf_init(&buf
, 0);
682 blobmsg_add_string(&buf
, "phyname", res
);
684 ubus_send_reply(ctx
, req
, buf
.head
);
689 return found
? UBUS_STATUS_OK
: UBUS_STATUS_NOT_FOUND
;
693 rpc_iwinfo_devices(struct ubus_context
*ctx
, struct ubus_object
*obj
,
694 struct ubus_request_data
*req
, const char *method
,
695 struct blob_attr
*msg
)
701 d
= opendir("/sys/class/net");
704 return UBUS_STATUS_UNKNOWN_ERROR
;
706 blob_buf_init(&buf
, 0);
708 c
= blobmsg_open_array(&buf
, "devices");
710 while ((e
= readdir(d
)) != NULL
)
712 if (e
->d_type
!= DT_LNK
)
715 if (iwinfo_type(e
->d_name
))
716 blobmsg_add_string(&buf
, NULL
, e
->d_name
);
719 blobmsg_close_array(&buf
, c
);
723 ubus_send_reply(ctx
, req
, buf
.head
);
727 return UBUS_STATUS_OK
;
732 rpc_iwinfo_api_init(const struct rpc_daemon_ops
*o
, struct ubus_context
*ctx
)
734 static const struct ubus_method iwinfo_methods
[] = {
735 UBUS_METHOD_NOARG("devices", rpc_iwinfo_devices
),
736 UBUS_METHOD("info", rpc_iwinfo_info
, rpc_device_policy
),
737 UBUS_METHOD("scan", rpc_iwinfo_scan
, rpc_device_policy
),
738 UBUS_METHOD("assoclist", rpc_iwinfo_assoclist
, rpc_assoclist_policy
),
739 UBUS_METHOD("freqlist", rpc_iwinfo_freqlist
, rpc_device_policy
),
740 UBUS_METHOD("txpowerlist", rpc_iwinfo_txpowerlist
, rpc_device_policy
),
741 UBUS_METHOD("countrylist", rpc_iwinfo_countrylist
, rpc_device_policy
),
742 UBUS_METHOD("phyname", rpc_iwinfo_phyname
, rpc_uci_policy
),
745 static struct ubus_object_type iwinfo_type
=
746 UBUS_OBJECT_TYPE("luci-rpc-iwinfo", iwinfo_methods
);
748 static struct ubus_object obj
= {
750 .type
= &iwinfo_type
,
751 .methods
= iwinfo_methods
,
752 .n_methods
= ARRAY_SIZE(iwinfo_methods
),
755 return ubus_add_object(ctx
, &obj
);
758 struct rpc_plugin rpc_plugin
= {
759 .init
= rpc_iwinfo_api_init