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a6316ce4 MT |
1 | #include <stdio.h> |
2 | #include <stdlib.h> | |
3 | #include <string.h> | |
4 | #include <unistd.h> | |
5 | #include <fcntl.h> | |
6 | #include <inttypes.h> | |
7 | #include <errno.h> | |
8 | #include <sys/stat.h> | |
9 | #include <sys/types.h> | |
10 | #include <sys/ioctl.h> | |
11 | #include <sys/socket.h> | |
12 | ||
13 | #define u8 uint8_t | |
14 | #define u16 uint16_t | |
15 | #define u32 uint32_t | |
16 | #define u64 uint64_t | |
17 | #include <linux/if.h> | |
18 | #include <linux/sockios.h> | |
19 | #include <linux/ethtool.h> | |
20 | #include <linux/if_arp.h> | |
21 | ||
22 | #include "hd.h" | |
23 | #include "hd_int.h" | |
24 | #include "net.h" | |
25 | ||
26 | /* - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - | |
27 | * gather network interface info | |
28 | * | |
29 | * - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - | |
30 | */ | |
31 | ||
32 | static void get_driverinfo(hd_data_t *hd_data, hd_t *hd); | |
33 | static void get_linkstate(hd_data_t *hd_data, hd_t *hd); | |
34 | static void add_xpnet(hd_data_t *hdata); | |
35 | static void add_iseries(hd_data_t *hdata); | |
36 | static void add_uml(hd_data_t *hdata); | |
37 | ||
38 | /* | |
39 | * This is independent of the other scans. | |
40 | */ | |
41 | ||
42 | void hd_scan_net(hd_data_t *hd_data) | |
43 | { | |
44 | unsigned u; | |
45 | int if_type; | |
46 | hd_t *hd, *hd_card; | |
47 | char *s, *hw_addr; | |
48 | hd_res_t *res, *res1; | |
49 | uint64_t ul0; | |
50 | ||
51 | struct sysfs_class *sf_class; | |
52 | struct sysfs_class_device *sf_cdev; | |
53 | struct sysfs_device *sf_dev; | |
54 | struct sysfs_driver *sf_drv; | |
55 | struct dlist *sf_cdev_list; | |
56 | ||
57 | if(!hd_probe_feature(hd_data, pr_net)) return; | |
58 | ||
59 | hd_data->module = mod_net; | |
60 | ||
61 | /* some clean-up */ | |
62 | remove_hd_entries(hd_data); | |
63 | hd_data->net = free_str_list(hd_data->net); | |
64 | ||
65 | PROGRESS(1, 0, "get network data"); | |
66 | ||
67 | sf_class = sysfs_open_class("net"); | |
68 | ||
69 | if(!sf_class) { | |
70 | ADD2LOG("sysfs: no such class: net\n"); | |
71 | return; | |
72 | } | |
73 | ||
74 | sf_cdev_list = sysfs_get_class_devices(sf_class); | |
75 | if(sf_cdev_list) dlist_for_each_data(sf_cdev_list, sf_cdev, struct sysfs_class_device) { | |
76 | hd_card = NULL; | |
77 | ||
78 | ADD2LOG( | |
79 | " net interface: name = %s, classname = %s, path = %s\n", | |
80 | sf_cdev->name, | |
81 | sf_cdev->classname, | |
82 | hd_sysfs_id(sf_cdev->path) | |
83 | ); | |
84 | ||
85 | if_type = -1; | |
86 | if(hd_attr_uint(sysfs_get_classdev_attr(sf_cdev, "type"), &ul0, 0)) { | |
87 | if_type = ul0; | |
88 | ADD2LOG(" type = %d\n", if_type); | |
89 | } | |
90 | ||
91 | hw_addr = NULL; | |
92 | if((s = hd_attr_str(sysfs_get_classdev_attr(sf_cdev, "address")))) { | |
93 | hw_addr = canon_str(s, strlen(s)); | |
94 | ADD2LOG(" hw_addr = %s\n", hw_addr); | |
95 | } | |
96 | ||
97 | sf_dev = sysfs_get_classdev_device(sf_cdev); | |
98 | if(sf_dev) { | |
99 | ADD2LOG(" net device: path = %s\n", hd_sysfs_id(sf_dev->path)); | |
100 | } | |
101 | ||
102 | sf_drv = sysfs_get_classdev_driver(sf_cdev); | |
103 | if(sf_drv) { | |
104 | ADD2LOG( | |
105 | " net driver: name = %s, path = %s\n", | |
106 | sf_drv->name, | |
107 | hd_sysfs_id(sf_drv->path) | |
108 | ); | |
109 | } | |
110 | ||
111 | hd = add_hd_entry(hd_data, __LINE__, 0); | |
112 | hd->base_class.id = bc_network_interface; | |
113 | hd->sub_class.id = sc_nif_other; | |
114 | ||
115 | res1 = NULL; | |
116 | if(hw_addr && strspn(hw_addr, "0:") != strlen(hw_addr)) { | |
117 | res1 = new_mem(sizeof *res1); | |
118 | res1->hwaddr.type = res_hwaddr; | |
119 | res1->hwaddr.addr = new_str(hw_addr); | |
120 | add_res_entry(&hd->res, res1); | |
121 | } | |
122 | ||
123 | hw_addr = free_mem(hw_addr); | |
124 | ||
125 | hd->unix_dev_name = new_str(sf_cdev->name); | |
126 | hd->sysfs_id = new_str(hd_sysfs_id(sf_cdev->path)); | |
127 | ||
128 | if(sf_drv) { | |
129 | add_str_list(&hd->drivers, sf_drv->name); | |
130 | } | |
131 | else if(hd->res) { | |
132 | get_driverinfo(hd_data, hd); | |
133 | } | |
134 | ||
135 | if(sf_dev) { | |
136 | hd->sysfs_device_link = new_str(hd_sysfs_id(sf_dev->path)); | |
137 | ||
138 | hd_card = hd_find_sysfs_id(hd_data, hd_sysfs_id(sf_dev->path)); | |
139 | if(hd_card) { | |
140 | hd->attached_to = hd_card->idx; | |
141 | ||
142 | /* for cards with strange pci classes */ | |
143 | hd_set_hw_class(hd_card, hw_network_ctrl); | |
144 | ||
145 | /* add hw addr to network card */ | |
146 | if(res1) { | |
147 | u = 0; | |
148 | for(res = hd_card->res; res; res = res->next) { | |
149 | if( | |
150 | res->any.type == res_hwaddr && | |
151 | !strcmp(res->hwaddr.addr, res1->hwaddr.addr) | |
152 | ) { | |
153 | u = 1; | |
154 | break; | |
155 | } | |
156 | } | |
157 | if(!u) { | |
158 | res = new_mem(sizeof *res); | |
159 | res->hwaddr.type = res_hwaddr; | |
160 | res->hwaddr.addr = new_str(res1->hwaddr.addr); | |
161 | add_res_entry(&hd_card->res, res); | |
162 | } | |
163 | } | |
164 | /* add interface names */ | |
165 | if(hd->unix_dev_name) { | |
166 | if(!search_str_list(hd_card->unix_dev_names, hd->unix_dev_name)) { | |
167 | add_str_list(&hd_card->unix_dev_names, hd->unix_dev_name); | |
168 | } | |
169 | if(!hd_card->unix_dev_name) { | |
170 | hd_card->unix_dev_name = new_str(hd->unix_dev_name); | |
171 | } | |
172 | } | |
173 | } | |
174 | } | |
175 | ||
176 | #if 0 | |
177 | "ctc" sc_nif_ctc | |
178 | "iucv" sc_nif_iucv | |
179 | "hsi" sc_nif_hsi | |
180 | "qeth" sc_nif_qeth | |
181 | "escon" sc_nif_escon | |
182 | "myri" sc_nif_myrinet | |
183 | "wlan" sc_nif_wlan | |
184 | "xp" sc_nif_xp | |
185 | "usb" sc_nif_usb | |
186 | #endif | |
187 | switch(if_type) { | |
188 | case ARPHRD_ETHER: /* eth */ | |
189 | hd->sub_class.id = sc_nif_ethernet; | |
190 | break; | |
191 | case ARPHRD_LOOPBACK: /* lo */ | |
192 | hd->sub_class.id = sc_nif_loopback; | |
193 | break; | |
194 | case ARPHRD_SIT: /* sit */ | |
195 | hd->sub_class.id = sc_nif_sit; | |
196 | break; | |
197 | case ARPHRD_FDDI: /* fddi */ | |
198 | hd->sub_class.id = sc_nif_fddi; | |
199 | break; | |
200 | case ARPHRD_IEEE802_TR: /* tr */ | |
201 | hd->sub_class.id = sc_nif_tokenring; | |
202 | break; | |
203 | #if 0 | |
204 | case ARPHRD_IEEE802: /* fc */ | |
205 | hd->sub_class.id = sc_nif_fc; | |
206 | break; | |
207 | #endif | |
208 | } | |
209 | ||
210 | if(!strcmp(hd->unix_dev_name, "lo")) { | |
211 | hd->sub_class.id = sc_nif_loopback; | |
212 | } | |
213 | else if(sscanf(hd->unix_dev_name, "eth%u", &u) == 1) { | |
214 | hd->sub_class.id = sc_nif_ethernet; | |
215 | hd->slot = u; | |
216 | } | |
217 | else if(sscanf(hd->unix_dev_name, "tr%u", &u) == 1) { | |
218 | hd->sub_class.id = sc_nif_tokenring; | |
219 | hd->slot = u; | |
220 | } | |
221 | else if(sscanf(hd->unix_dev_name, "fddi%u", &u) == 1) { | |
222 | hd->sub_class.id = sc_nif_fddi; | |
223 | hd->slot = u; | |
224 | } | |
225 | else if(sscanf(hd->unix_dev_name, "ctc%u", &u) == 1) { | |
226 | hd->sub_class.id = sc_nif_ctc; | |
227 | hd->slot = u; | |
228 | } | |
229 | else if(sscanf(hd->unix_dev_name, "iucv%u", &u) == 1) { | |
230 | hd->sub_class.id = sc_nif_iucv; | |
231 | hd->slot = u; | |
232 | } | |
233 | else if(sscanf(hd->unix_dev_name, "hsi%u", &u) == 1) { | |
234 | hd->sub_class.id = sc_nif_hsi; | |
235 | hd->slot = u; | |
236 | } | |
237 | else if(sscanf(hd->unix_dev_name, "qeth%u", &u) == 1) { | |
238 | hd->sub_class.id = sc_nif_qeth; | |
239 | hd->slot = u; | |
240 | } | |
241 | else if(sscanf(hd->unix_dev_name, "escon%u", &u) == 1) { | |
242 | hd->sub_class.id = sc_nif_escon; | |
243 | hd->slot = u; | |
244 | } | |
245 | else if(sscanf(hd->unix_dev_name, "myri%u", &u) == 1) { | |
246 | hd->sub_class.id = sc_nif_myrinet; | |
247 | hd->slot = u; | |
248 | } | |
249 | else if(sscanf(hd->unix_dev_name, "sit%u", &u) == 1) { | |
250 | hd->sub_class.id = sc_nif_sit; /* ipv6 over ipv4 tunnel */ | |
251 | hd->slot = u; | |
252 | } | |
253 | else if(sscanf(hd->unix_dev_name, "wlan%u", &u) == 1) { | |
254 | hd->sub_class.id = sc_nif_wlan; | |
255 | hd->slot = u; | |
256 | } | |
257 | else if(sscanf(hd->unix_dev_name, "xp%u", &u) == 1) { | |
258 | hd->sub_class.id = sc_nif_xp; | |
259 | hd->slot = u; | |
260 | } | |
261 | else if(sscanf(hd->unix_dev_name, "usb%u", &u) == 1) { | |
262 | hd->sub_class.id = sc_nif_usb; | |
263 | hd->slot = u; | |
264 | } | |
265 | /* ##### add more interface names here */ | |
266 | ||
267 | hd->bus.id = bus_none; | |
268 | ||
269 | /* fix card type */ | |
270 | if(hd_card) { | |
271 | if( | |
272 | (hd_card->base_class.id == 0 && hd_card->sub_class.id == 0) || | |
273 | (hd_card->base_class.id == bc_network && hd_card->sub_class.id == 0x80) | |
274 | ) { | |
275 | switch(hd->sub_class.id) { | |
276 | case sc_nif_ethernet: | |
277 | hd_card->base_class.id = bc_network; | |
278 | hd_card->sub_class.id = 0; | |
279 | break; | |
280 | ||
281 | case sc_nif_usb: | |
282 | hd_card->base_class.id = bc_network; | |
283 | hd_card->sub_class.id = 0x91; | |
284 | break; | |
285 | } | |
286 | } | |
287 | } | |
288 | } | |
289 | ||
290 | sysfs_close_class(sf_class); | |
291 | ||
292 | if(hd_is_sgi_altix(hd_data)) add_xpnet(hd_data); | |
293 | if(hd_is_iseries(hd_data)) add_iseries(hd_data); | |
294 | add_uml(hd_data); | |
295 | ||
296 | /* add link status info */ | |
297 | for(hd = hd_data->hd ; hd; hd = hd->next) { | |
298 | if( | |
299 | hd->module == hd_data->module && | |
300 | hd->base_class.id == bc_network_interface | |
301 | ) { | |
302 | get_linkstate(hd_data, hd); | |
303 | ||
304 | if(!(hd_card = hd_get_device_by_idx(hd_data, hd->attached_to))) continue; | |
305 | ||
306 | for(res = hd->res; res; res = res->next) { | |
307 | if(res->any.type == res_link) break; | |
308 | } | |
309 | ||
310 | if(res) { | |
311 | for(res1 = hd_card->res; res1; res1 = res1->next) { | |
312 | if(res1->any.type == res_link) break; | |
313 | } | |
314 | if(res && !res1) { | |
315 | res1 = new_mem(sizeof *res1); | |
316 | res1->link.type = res_link; | |
317 | res1->link.state = res->link.state; | |
318 | add_res_entry(&hd_card->res, res1); | |
319 | } | |
320 | } | |
321 | } | |
322 | } | |
323 | } | |
324 | ||
325 | ||
326 | /* | |
327 | * Get it the classical way, for drivers that don't support sysfs (veth). | |
328 | */ | |
329 | void get_driverinfo(hd_data_t *hd_data, hd_t *hd) | |
330 | { | |
331 | int fd; | |
332 | struct ethtool_drvinfo drvinfo = { cmd:ETHTOOL_GDRVINFO }; | |
333 | struct ifreq ifr; | |
334 | ||
335 | if(!hd->unix_dev_name) return; | |
336 | ||
337 | if(strlen(hd->unix_dev_name) > sizeof ifr.ifr_name - 1) return; | |
338 | ||
339 | if((fd = socket(PF_INET, SOCK_DGRAM, 0)) == -1) return; | |
340 | ||
341 | /* get driver info */ | |
342 | memset(&ifr, 0, sizeof ifr); | |
343 | strcpy(ifr.ifr_name, hd->unix_dev_name); | |
344 | ifr.ifr_data = (caddr_t) &drvinfo; | |
345 | if(ioctl(fd, SIOCETHTOOL, &ifr) == 0) { | |
346 | ADD2LOG(" ethtool driver: %s\n", drvinfo.driver); | |
347 | ADD2LOG(" ethtool bus: %s\n", drvinfo.bus_info); | |
348 | ||
349 | add_str_list(&hd->drivers, drvinfo.driver); | |
350 | } | |
351 | else { | |
352 | ADD2LOG(" GDRVINFO ethtool error: %s\n", strerror(errno)); | |
353 | } | |
354 | ||
355 | close(fd); | |
356 | } | |
357 | ||
358 | ||
359 | /* | |
360 | * Check network link status. | |
361 | */ | |
362 | void get_linkstate(hd_data_t *hd_data, hd_t *hd) | |
363 | { | |
364 | int fd; | |
365 | struct ethtool_value linkstatus = { cmd:ETHTOOL_GLINK }; | |
366 | struct ifreq ifr; | |
367 | hd_res_t *res; | |
368 | ||
369 | if(!hd->unix_dev_name) return; | |
370 | ||
371 | if(strlen(hd->unix_dev_name) > sizeof ifr.ifr_name - 1) return; | |
372 | ||
373 | if((fd = socket(PF_INET, SOCK_DGRAM, 0)) == -1) return; | |
374 | ||
375 | /* get driver info */ | |
376 | memset(&ifr, 0, sizeof ifr); | |
377 | strcpy(ifr.ifr_name, hd->unix_dev_name); | |
378 | ifr.ifr_data = (caddr_t) &linkstatus; | |
379 | if(ioctl(fd, SIOCETHTOOL, &ifr) == 0) { | |
380 | ADD2LOG(" %s: ethtool link state: %d\n", hd->unix_dev_name, linkstatus.data); | |
381 | res = new_mem(sizeof *res); | |
382 | res->link.type = res_link; | |
383 | res->link.state = linkstatus.data ? 1 : 0; | |
384 | add_res_entry(&hd->res, res); | |
385 | } | |
386 | else { | |
387 | ADD2LOG(" %s: GLINK ethtool error: %s\n", hd->unix_dev_name, strerror(errno)); | |
388 | } | |
389 | ||
390 | close(fd); | |
391 | } | |
392 | ||
393 | ||
394 | /* | |
395 | * SGI Altix cross partition network. | |
396 | */ | |
397 | void add_xpnet(hd_data_t *hd_data) | |
398 | { | |
399 | hd_t *hd, *hd_card; | |
400 | hd_res_t *res, *res2; | |
401 | ||
402 | hd_card = add_hd_entry(hd_data, __LINE__, 0); | |
403 | hd_card->base_class.id = bc_network; | |
404 | hd_card->sub_class.id = 0x83; | |
405 | ||
406 | hd_card->vendor.id = MAKE_ID(TAG_SPECIAL, 0x4002); | |
407 | hd_card->device.id = MAKE_ID(TAG_SPECIAL, 1); | |
408 | ||
409 | if(hd_module_is_active(hd_data, "xpnet")) { | |
410 | add_str_list(&hd_card->drivers, "xpnet"); | |
411 | } | |
412 | ||
413 | for(hd = hd_data->hd ; hd; hd = hd->next) { | |
414 | if( | |
415 | hd->module == hd_data->module && | |
416 | hd->base_class.id == bc_network_interface && | |
417 | hd->sub_class.id == sc_nif_xp | |
418 | ) { | |
419 | hd->attached_to = hd_card->idx; | |
420 | ||
421 | for(res = hd->res; res; res = res->next) { | |
422 | if(res->any.type == res_hwaddr) break; | |
423 | } | |
424 | ||
425 | if(res) { | |
426 | res2 = new_mem(sizeof *res2); | |
427 | res2->hwaddr.type = res_hwaddr; | |
428 | res2->hwaddr.addr = new_str(res->hwaddr.addr); | |
429 | add_res_entry(&hd_card->res, res2); | |
430 | } | |
431 | ||
432 | break; | |
433 | } | |
434 | } | |
435 | } | |
436 | ||
437 | ||
438 | /* | |
439 | * iSeries veth devices. | |
440 | */ | |
441 | void add_iseries(hd_data_t *hd_data) | |
442 | { | |
443 | hd_t *hd, *hd_card; | |
444 | hd_res_t *res, *res2; | |
445 | unsigned i, cardmask = 0, card_cnt = 0; | |
446 | str_list_t *sl0, *sl; | |
447 | ||
448 | for(hd = hd_data->hd ; hd; hd = hd->next) { | |
449 | if( | |
450 | hd->module == hd_data->module && | |
451 | hd->base_class.id == bc_network_interface && | |
452 | search_str_list(hd->drivers, "veth") | |
453 | ) { | |
454 | hd_card = add_hd_entry(hd_data, __LINE__, 0); | |
455 | hd_card->base_class.id = bc_network; | |
456 | hd_card->sub_class.id = 0x00; | |
457 | hd_card->vendor.id = MAKE_ID(TAG_SPECIAL, 0x6001); // IBM | |
458 | hd_card->device.id = MAKE_ID(TAG_SPECIAL, 0x1000); | |
459 | add_str_list(&hd_card->drivers, "iseries_veth"); | |
460 | hd_card->slot = card_cnt++; | |
461 | str_printf(&hd_card->device.name, 0, "Virtual Ethernet card"); | |
462 | hd->attached_to = hd_card->idx; | |
463 | ||
464 | for(res = hd->res; res; res = res->next) { | |
465 | if(res->any.type == res_hwaddr) break; | |
466 | } | |
467 | ||
468 | if(res) { | |
469 | unsigned int slotno; | |
470 | ||
471 | res2 = new_mem(sizeof *res2); | |
472 | res2->hwaddr.type = res_hwaddr; | |
473 | res2->hwaddr.addr = new_str(res->hwaddr.addr); | |
474 | add_res_entry(&hd_card->res, res2); | |
475 | if (sscanf(res->hwaddr.addr, "02:01:ff:%x:ff:", &slotno)) { | |
476 | hd_card->slot = slotno; | |
477 | str_printf(&hd_card->device.name, 0, "Virtual Ethernet card %d", hd_card->slot); | |
478 | } | |
479 | } | |
480 | } | |
481 | } | |
482 | ||
483 | if(!card_cnt) { | |
484 | sl0 = read_file("/proc/iSeries/config", 0, 0); | |
485 | for(sl = sl0; sl; sl = sl->next) { | |
486 | if(sscanf(sl->str, "AVAILABLE_VETH=%x", &cardmask) == 1) | |
487 | break; | |
488 | } | |
489 | free_str_list(sl0); | |
490 | ||
491 | for (i = 0; i < 16; i++) { | |
492 | if ((0x8000 >> i) & cardmask) { | |
493 | hd_card = add_hd_entry(hd_data, __LINE__, 0); | |
494 | hd_card->base_class.id = bc_network; | |
495 | hd_card->sub_class.id = 0x00; | |
496 | hd_card->vendor.id = MAKE_ID(TAG_SPECIAL, 0x6001); // IBM | |
497 | hd_card->device.id = MAKE_ID(TAG_SPECIAL, 0x1000); | |
498 | hd_card->slot = i; | |
499 | str_printf(&hd_card->device.name, 0, "Virtual Ethernet card %d", i); | |
500 | } | |
501 | } | |
502 | } | |
503 | } | |
504 | ||
505 | ||
506 | /* | |
507 | * UML veth devices. | |
508 | */ | |
509 | void add_uml(hd_data_t *hd_data) | |
510 | { | |
511 | hd_t *hd, *hd_card; | |
512 | hd_res_t *res, *res2; | |
513 | unsigned card_cnt = 0; | |
514 | ||
515 | for(hd = hd_data->hd ; hd; hd = hd->next) { | |
516 | if( | |
517 | hd->module == hd_data->module && | |
518 | hd->base_class.id == bc_network_interface && | |
519 | search_str_list(hd->drivers, "uml virtual ethernet") | |
520 | ) { | |
521 | hd_card = add_hd_entry(hd_data, __LINE__, 0); | |
522 | hd_card->base_class.id = bc_network; | |
523 | hd_card->sub_class.id = 0x00; | |
524 | hd_card->vendor.id = MAKE_ID(TAG_SPECIAL, 0x6010); // UML | |
525 | hd_card->device.id = MAKE_ID(TAG_SPECIAL, 0x0001); | |
526 | hd_card->slot = card_cnt++; | |
527 | str_printf(&hd_card->device.name, 0, "Virtual Ethernet card %d", hd_card->slot); | |
528 | // add_str_list(&hd_card->drivers, "veth"); | |
529 | ||
530 | hd->attached_to = hd_card->idx; | |
531 | ||
532 | for(res = hd->res; res; res = res->next) { | |
533 | if(res->any.type == res_hwaddr) break; | |
534 | } | |
535 | ||
536 | if(res) { | |
537 | res2 = new_mem(sizeof *res2); | |
538 | res2->hwaddr.type = res_hwaddr; | |
539 | res2->hwaddr.addr = new_str(res->hwaddr.addr); | |
540 | add_res_entry(&hd_card->res, res2); | |
541 | } | |
542 | } | |
543 | } | |
544 | } | |
545 | ||
546 |