1 /* $NetBSD: iscsic_driverif.c,v 1.6 2012/06/25 20:39:54 mlelstv Exp $ */
2
3 /*-
4 * Copyright (c) 2005,2006,2011 The NetBSD Foundation, Inc.
5 * All rights reserved.
6 *
7 * This code is derived from software contributed to The NetBSD Foundation
8 * by Wasabi Systems, Inc.
9 *
10 * Redistribution and use in source and binary forms, with or without
11 * modification, are permitted provided that the following conditions
12 * are met:
13 * 1. Redistributions of source code must retain the above copyright
14 * notice, this list of conditions and the following disclaimer.
15 * 2. Redistributions in binary form must reproduce the above copyright
16 * notice, this list of conditions and the following disclaimer in the
17 * documentation and/or other materials provided with the distribution.
18 *
19 * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
20 * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
21 * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
22 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
23 * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
24 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
25 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
26 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
27 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
28 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
29 * POSSIBILITY OF SUCH DAMAGE.
30 */
31
32 #include "iscsic_globals.h"
33
34 #include <ctype.h>
35 #include <inttypes.h>
36
37 typedef struct {
38 uint8_t asc;
39 uint8_t ascq;
40 const char *key;
41 } asc_tab_t;
42
43 asc_tab_t asctab[] = {
44 {0x00, 0x01, "FILEMARK DETECTED"},
45 {0x00, 0x02, "END-OF-PARTITION/MEDIUM DETECTED"},
46 {0x00, 0x03, "SETMARK DETECTED"},
47 {0x00, 0x04, "BEGINNING-OF-PARTITION/MEDIUM DETECTED"},
48 {0x00, 0x05, "END-OF-DATA DETECTED"},
49 {0x00, 0x06, "I/O PROCESS TERMINATED"},
50 {0x00, 0x11, "AUDIO PLAY OPERATION IN PROGRESS"},
51 {0x00, 0x12, "AUDIO PLAY OPERATION PAUSED"},
52 {0x00, 0x13, "AUDIO PLAY OPERATION SUCCESSFULLY COMPLETED"},
53 {0x00, 0x14, "AUDIO PLAY OPERATION STOPPED DUE TO ERROR"},
54 {0x00, 0x15, "NO CURRENT AUDIO STATUS TO RETURN"},
55 {0x01, 0x00, "NO INDEX/SECTOR SIGNAL"},
56 {0x02, 0x00, "NO SEEK COMPLETE"},
57 {0x03, 0x00, "PERIPHERAL DEVICE WRITE FAULT"},
58 {0x03, 0x01, "NO WRITE CURRENT"},
59 {0x03, 0x02, "EXCESSIVE WRITE ERRORS"},
60 {0x04, 0x00, "LOGICAL UNIT NOT READY, CAUSE NOT REPORTABLE"},
61 {0x04, 0x01, "LOGICAL UNIT IS IN PROCESS OF BECOMING READY"},
62 {0x04, 0x02, "LOGICAL UNIT NOT READY, INITIALIZING COMMAND REQUIRED"},
63 {0x04, 0x03, "LOGICAL UNIT NOT READY, MANUAL INTERVENTION REQUIRED"},
64 {0x04, 0x04, "LOGICAL UNIT NOT READY, FORMAT IN PROGRESS"},
65 {0x05, 0x00, "LOGICAL UNIT DOES NOT RESPOND TO SELECTION"},
66 {0x06, 0x00, "NO REFERENCE POSITION FOUND"},
67 {0x07, 0x00, "MULTIPLE PERIPHERAL DEVICES SELECTED"},
68 {0x08, 0x00, "LOGICAL UNIT COMMUNICATION FAILURE"},
69 {0x08, 0x01, "LOGICAL UNIT COMMUNICATION TIME-OUT"},
70 {0x08, 0x02, "LOGICAL UNIT COMMUNICATION PARITY ERROR"},
71 {0x09, 0x00, "TRACK FOLLOWING ERROR"},
72 {0x09, 0x01, "TRACKING SERVO FAILURE"},
73 {0x09, 0x02, "FOCUS SERVO FAILURE"},
74 {0x09, 0x03, "SPINDLE SERVO FAILURE"},
75 {0x0A, 0x00, "ERROR LOG OVERFLOW"},
76 {0x0C, 0x00, "WRITE ERROR"},
77 {0x0C, 0x01, "WRITE ERROR RECOVERED WITH AUTO REALLOCATION"},
78 {0x0C, 0x02, "WRITE ERROR - AUTO REALLOCATION FAILED"},
79 {0x10, 0x00, "ID CRC OR ECC ERROR"},
80 {0x11, 0x00, "UNRECOVERED READ ERROR"},
81 {0x11, 0x01, "READ RETRIES EXHAUSTED"},
82 {0x11, 0x02, "ERROR TOO LONG TO CORRECT"},
83 {0x11, 0x03, "MULTIPLE READ ERRORS"},
84 {0x11, 0x04, "UNRECOVERED READ ERROR - AUTO REALLOCATE FAILED"},
85 {0x11, 0x05, "L-EC UNCORRECTABLE ERROR"},
86 {0x11, 0x06, "CIRC UNRECOVERED ERROR"},
87 {0x11, 0x07, "DATA RESYNCHRONIZATION ERROR"},
88 {0x11, 0x08, "INCOMPLETE BLOCK READ"},
89 {0x11, 0x09, "NO GAP FOUND"},
90 {0x11, 0x0A, "MISCORRECTED ERROR"},
91 {0x11, 0x0B, "UNRECOVERED READ ERROR - RECOMMEND REASSIGNMENT"},
92 {0x11, 0x0C, "UNRECOVERED READ ERROR - RECOMMEND REWRITE THE DATA"},
93 {0x12, 0x00, "ADDRESS MARK NOT FOUND FOR ID FIELD"},
94 {0x13, 0x00, "ADDRESS MARK NOT FOUND FOR DATA FIELD"},
95 {0x14, 0x00, "RECORDED ENTITY NOT FOUND"},
96 {0x14, 0x01, "RECORD NOT FOUND"},
97 {0x14, 0x02, "FILEMARK OR SETMARK NOT FOUND"},
98 {0x14, 0x03, "END-OF-DATA NOT FOUND"},
99 {0x14, 0x04, "BLOCK SEQUENCE ERROR"},
100 {0x15, 0x00, "RANDOM POSITIONING ERROR"},
101 {0x15, 0x01, "MECHANICAL POSITIONING ERROR"},
102 {0x15, 0x02, "POSITIONING ERROR DETECTED BY READ OF MEDIUM"},
103 {0x16, 0x00, "DATA SYNCHRONIZATION MARK ERROR"},
104 {0x17, 0x00, "RECOVERED DATA WITH NO ERROR CORRECTION APPLIED"},
105 {0x17, 0x01, "RECOVERED DATA WITH RETRIES"},
106 {0x17, 0x02, "RECOVERED DATA WITH POSITIVE HEAD OFFSET"},
107 {0x17, 0x03, "RECOVERED DATA WITH NEGATIVE HEAD OFFSET"},
108 {0x17, 0x04, "RECOVERED DATA WITH RETRIES AND/OR CIRC APPLIED"},
109 {0x17, 0x05, "RECOVERED DATA USING PREVIOUS SECTOR ID"},
110 {0x17, 0x06, "RECOVERED DATA WITHOUT ECC - DATA AUTO-REALLOCATED"},
111 {0x17, 0x07, "RECOVERED DATA WITHOUT ECC - RECOMMEND REASSIGNMENT"},
112 {0x17, 0x08, "RECOVERED DATA WITHOUT ECC - RECOMMEND REWRITE"},
113 {0x18, 0x00, "RECOVERED DATA WITH ERROR CORRECTION APPLIED"},
114 {0x18, 0x01, "RECOVERED DATA WITH ERROR CORRECTION & RETRIES APPLIED"},
115 {0x18, 0x02, "RECOVERED DATA - DATA AUTO-REALLOCATED"},
116 {0x18, 0x03, "RECOVERED DATA WITH CIRC"},
117 {0x18, 0x04, "RECOVERED DATA WITH L-EC"},
118 {0x18, 0x05, "RECOVERED DATA - RECOMMEND REASSIGNMENT"},
119 {0x18, 0x06, "RECOVERED DATA - RECOMMEND REWRITE"},
120 {0x19, 0x00, "DEFECT LIST ERROR"},
121 {0x19, 0x01, "DEFECT LIST NOT AVAILABLE"},
122 {0x19, 0x02, "DEFECT LIST ERROR IN PRIMARY LIST"},
123 {0x19, 0x03, "DEFECT LIST ERROR IN GROWN LIST"},
124 {0x1A, 0x00, "PARAMETER LIST LENGTH ERROR"},
125 {0x1B, 0x00, "SYNCHRONOUS DATA TRANSFER ERROR"},
126 {0x1C, 0x00, "DEFECT LIST NOT FOUND"},
127 {0x1C, 0x01, "PRIMARY DEFECT LIST NOT FOUND"},
128 {0x1C, 0x02, "GROWN DEFECT LIST NOT FOUND"},
129 {0x1D, 0x00, "MISCOMPARE DURING VERIFY OPERATION"},
130 {0x1E, 0x00, "RECOVERED ID WITH ECC CORRECTION"},
131 {0x20, 0x00, "INVALID COMMAND OPERATION CODE"},
132 {0x21, 0x00, "LOGICAL BLOCK ADDRESS OUT OF RANGE"},
133 {0x21, 0x01, "INVALID ELEMENT ADDRESS"},
134 {0x22, 0x00, "ILLEGAL FUNCTION"},
135 {0x24, 0x00, "INVALID FIELD IN CDB"},
136 {0x25, 0x00, "LOGICAL UNIT NOT SUPPORTED"},
137 {0x26, 0x00, "INVALID FIELD IN PARAMETER LIST"},
138 {0x26, 0x01, "PARAMETER NOT SUPPORTED"},
139 {0x26, 0x02, "PARAMETER VALUE INVALID"},
140 {0x26, 0x03, "THRESHOLD PARAMETERS NOT SUPPORTED"},
141 {0x27, 0x00, "WRITE PROTECTED"},
142 {0x28, 0x00, "NOT READY TO READY TRANSITION, MEDIUM MAY HAVE CHANGED"},
143 {0x28, 0x01, "IMPORT OR EXPORT ELEMENT ACCESSED"},
144 {0x29, 0x00, "POWER ON, RESET, OR BUS DEVICE RESET OCCURRED"},
145 {0x2A, 0x00, "PARAMETERS CHANGED"},
146 {0x2A, 0x01, "MODE PARAMETERS CHANGED"},
147 {0x2A, 0x02, "LOG PARAMETERS CHANGED"},
148 {0x2B, 0x00, "COPY CANNOT EXECUTE SINCE HOST CANNOT DISCONNECT"},
149 {0x2C, 0x00, "COMMAND SEQUENCE ERROR"},
150 {0x2C, 0x01, "TOO MANY WINDOWS SPECIFIED"},
151 {0x2C, 0x02, "INVALID COMBINATION OF WINDOWS SPECIFIED"},
152 {0x2D, 0x00, "OVERWRITE ERROR ON UPDATE IN PLACE"},
153 {0x2F, 0x00, "COMMANDS CLEARED BY ANOTHER INITIATOR"},
154 {0x30, 0x00, "INCOMPATIBLE MEDIUM INSTALLED"},
155 {0x30, 0x01, "CANNOT READ MEDIUM - UNKNOWN FORMAT"},
156 {0x30, 0x02, "CANNOT READ MEDIUM - INCOMPATIBLE FORMAT"},
157 {0x30, 0x03, "CLEANING CARTRIDGE INSTALLED"},
158 {0x31, 0x00, "MEDIUM FORMAT CORRUPTED"},
159 {0x31, 0x01, "FORMAT COMMAND FAILED"},
160 {0x32, 0x00, "NO DEFECT SPARE LOCATION AVAILABLE"},
161 {0x32, 0x01, "DEFECT LIST UPDATE FAILURE"},
162 {0x33, 0x00, "TAPE LENGTH ERROR"},
163 {0x36, 0x00, "RIBBON, INK, OR TONER FAILURE"},
164 {0x37, 0x00, "ROUNDED PARAMETER"},
165 {0x39, 0x00, "SAVING PARAMETERS NOT SUPPORTED"},
166 {0x3A, 0x00, "MEDIUM NOT PRESENT"},
167 {0x3B, 0x00, "SEQUENTIAL POSITIONING ERROR"},
168 {0x3B, 0x01, "TAPE POSITION ERROR AT BEGINNING-OF-MEDIUM"},
169 {0x3B, 0x02, "TAPE POSITION ERROR AT END-OF-MEDIUM"},
170 {0x3B, 0x03, "TAPE OR ELECTRONIC VERTICAL FORMS UNIT NOT READY"},
171 {0x3B, 0x04, "SLEW FAILURE"},
172 {0x3B, 0x05, "PAPER JAM"},
173 {0x3B, 0x06, "FAILED TO SENSE TOP-OF-FORM"},
174 {0x3B, 0x07, "FAILED TO SENSE BOTTOM-OF-FORM"},
175 {0x3B, 0x08, "REPOSITION ERROR"},
176 {0x3B, 0x09, "READ PAST END OF MEDIUM"},
177 {0x3B, 0x0A, "READ PAST BEGINNING OF MEDIUM"},
178 {0x3B, 0x0B, "POSITION PAST END OF MEDIUM"},
179 {0x3B, 0x0C, "POSITION PAST BEGINNING OF MEDIUM"},
180 {0x3B, 0x0D, "MEDIUM DESTINATION ELEMENT FULL"},
181 {0x3B, 0x0E, "MEDIUM SOURCE ELEMENT EMPTY"},
182 {0x3D, 0x00, "INVALID BITS IN IDENTIFY MESSAGE"},
183 {0x3E, 0x00, "LOGICAL UNIT HAS NOT SELF-CONFIGURED YET"},
184 {0x3F, 0x00, "TARGET OPERATING CONDITIONS HAVE CHANGED"},
185 {0x3F, 0x01, "MICROCODE HAS BEEN CHANGED"},
186 {0x3F, 0x02, "LPWRSOMC CHANGED OPERATING DEFINITION"},
187 {0x3F, 0x03, "INQUIRY DATA HAS CHANGED"},
188 {0x40, 0x00, "RAM FAILURE (SHOULD USE 40 NN)"},
189 {0x41, 0x00, "DATA PATH FAILURE (SHOULD USE 40 NN)"},
190 {0x42, 0x00, "POWER-ON OR SELF-TEST FAILURE (SHOULD USE 40 NN)"},
191 {0x43, 0x00, "MESSAGE ERROR"},
192 {0x44, 0x00, "INTERNAL TARGET FAILURE"},
193 {0x45, 0x00, "SELECT OR RESELECT FAILURE"},
194 {0x46, 0x00, "UNSUCCESSFUL SOFT RESET"},
195 {0x47, 0x00, "SCSI PARITY ERROR"},
196 {0x48, 0x00, "INITIATOR DETECTED ERROR MESSAGE RECEIVED"},
197 {0x49, 0x00, "INVALID MESSAGE ERROR"},
198 {0x4A, 0x00, "COMMAND PHASE ERROR"},
199 {0x4B, 0x00, "DATA PHASE ERROR"},
200 {0x4C, 0x00, "LOGICAL UNIT FAILED SELF-CONFIGURATION"},
201 {0x4E, 0x00, "OVERLAPPED COMMANDS ATTEMPTED"},
202 {0x50, 0x00, "WRITE APPEND ERROR"},
203 {0x50, 0x01, "WRITE APPEND POSITION ERROR"},
204 {0x50, 0x02, "POSITION ERROR RELATED TO TIMING"},
205 {0x51, 0x00, "ERASE FAILURE"},
206 {0x52, 0x00, "CARTRIDGE FAULT"},
207 {0x53, 0x00, "MEDIA LOAD OR EJECT FAILED"},
208 {0x53, 0x01, "UNLOAD TAPE FAILURE"},
209 {0x53, 0x02, "MEDIUM REMOVAL PREVENTED"},
210 {0x54, 0x00, "SCSI TO HOST SYSTEM INTERFACE FAILURE"},
211 {0x55, 0x00, "SYSTEM RESOURCE FAILURE"},
212 {0x57, 0x00, "UNABLE TO RECOVER TABLE-OF-CONTENTS"},
213 {0x58, 0x00, "GENERATION DOES NOT EXIST"},
214 {0x59, 0x00, "UPDATED BLOCK READ"},
215 {0x5A, 0x00, "OPERATOR REQUEST OR STATE CHANGE INPUT (UNSPECIFIED)"},
216 {0x5A, 0x01, "OPERATOR MEDIUM REMOVAL REQUEST"},
217 {0x5A, 0x02, "OPERATOR SELECTED WRITE PROTECT"},
218 {0x5A, 0x03, "OPERATOR SELECTED WRITE PERMIT"},
219 {0x5B, 0x00, "LOG EXCEPTION"},
220 {0x5B, 0x01, "THRESHOLD CONDITION MET"},
221 {0x5B, 0x02, "LOG COUNTER AT MAXIMUM"},
222 {0x5B, 0x03, "LOG LIST CODES EXHAUSTED"},
223 {0x5C, 0x00, "RPL STATUS CHANGE"},
224 {0x5C, 0x01, "SPINDLES SYNCHRONIZED"},
225 {0x5C, 0x02, "SPINDLES NOT SYNCHRONIZED"},
226 {0x60, 0x00, "LAMP FAILURE"},
227 {0x61, 0x00, "VIDEO ACQUISITION ERROR"},
228 {0x61, 0x01, "UNABLE TO ACQUIRE VIDEO"},
229 {0x61, 0x02, "OUT OF FOCUS"},
230 {0x62, 0x00, "SCAN HEAD POSITIONING ERROR"},
231 {0x63, 0x00, "END OF USER AREA ENCOUNTERED ON THIS TRACK"},
232 {0x64, 0x00, "ILLEGAL MODE FOR THIS TRACK"},
233 {0x00, 0x00, NULL}
234 };
235
236 /*
237 * get_sessid:
238 * Get session ID. Queries Daemon for numeric ID if the user specifies
239 * a symbolic session name.
240 *
241 * Parameter: argc, argv (shifted)
242 *
243 * Returns: session ID if OK - else it doesn't return at all.
244 */
245
246 uint32_t
get_sessid(int argc,char ** argv,int optional)247 get_sessid(int argc, char **argv, int optional)
248 {
249 iscsid_sym_id_t sid;
250 iscsid_search_list_req_t srch;
251 iscsid_response_t *rsp;
252
253 if (!cl_get_id('I', &sid, argc, argv)) {
254 if (!optional) {
255 arg_missing("Session ID");
256 }
257 return 0;
258 }
259
260 if (!sid.id) {
261 srch.list_kind = SESSION_LIST;
262 srch.search_kind = FIND_NAME;
263 strlcpy((char *)srch.strval, (char *)sid.name, sizeof(srch.strval));
264 srch.intval = 0;
265
266 send_request(ISCSID_SEARCH_LIST, sizeof(srch), &srch);
267 rsp = get_response(FALSE);
268 if (rsp->status)
269 status_error_slist(rsp->status);
270
271 GET_SYM_ID(sid.id, rsp->parameter);
272 free_response(rsp);
273 }
274 return sid.id;
275 }
276
277
278 /*
279 * dump_data:
280 * Displays the returned data in hex and ASCII format.
281 *
282 * Parameter:
283 * title Title text for Dump.
284 * buf Buffer to dump.
285 * len Number of bytes in buffer.
286 */
287
288 void
dump_data(const char * title,const void * buffer,size_t len)289 dump_data(const char *title, const void *buffer, size_t len)
290 {
291 const uint8_t *bp = buffer;
292 size_t i, nelem;
293
294 printf("%s\n", title);
295
296 while (len > 0) {
297 nelem = min(16, len);
298 printf(" ");
299
300 for (i = 0; i < nelem; i++) {
301 if (i >= len)
302 printf(" ");
303 else
304 printf("%02x ", bp[i]);
305 }
306 for (i = nelem; i < 16; i++) {
307 printf(" ");
308 }
309 printf(" '");
310 for (i = 0; i < nelem; i++) {
311 if (i >= len)
312 break;
313 printf("%c", isprint(bp[i]) ? bp[i] : ' ');
314 }
315 printf("'\n");
316 if (len < 16)
317 break;
318 len -= 16;
319 bp += 16;
320 }
321 }
322
323
324 /*
325 * add_asc_info:
326 * Examines additional sense code and qualifier, adds text to given string
327 * if it's in the table.
328 *
329 * Parameter:
330 * str The existing sense code string
331 * asc Additional sense code
332 * ascq Additional sense code qualifier
333 *
334 * Returns: the result string.
335 */
336
337 STATIC char *
add_asc_info(char * str,uint8_t asc,uint8_t ascq)338 add_asc_info(char *str, uint8_t asc, uint8_t ascq)
339 {
340 asc_tab_t *pt;
341 char *bp;
342
343 for (pt = asctab; pt->key != NULL && asc >= pt->asc; pt++) {
344 if (asc == pt->asc && ascq == pt->ascq) {
345 bp = (char *)&buf[1024];
346 snprintf(bp, sizeof(buf) - 1024, "%s: %s",
347 str, pt->key);
348 return bp;
349 }
350 }
351 return str;
352 }
353
354
355 /*
356 * do_ioctl:
357 * Executes the I/O command, evaluates the return code, and displays
358 * sense data if the command failed.
359 *
360 * Parameter:
361 * io The i/o command parameters.
362 *
363 * Returns: 0 if OK, else an error code.
364 */
365
366 int
do_ioctl(iscsi_iocommand_parameters_t * io,int rd)367 do_ioctl(iscsi_iocommand_parameters_t * io, int rd)
368 {
369 char *esp;
370 char es[64];
371 int rc;
372
373 io->req.databuf = buf;
374 io->req.senselen = sizeof(io->req.sense);
375 io->req.senselen_used = 0;
376 io->req.flags = (rd) ? SCCMD_READ : SCCMD_WRITE;
377
378 rc = ioctl(driver, ISCSI_IO_COMMAND, io);
379
380 if (io->req.senselen_used) {
381 switch (io->req.sense[2] & 0x0f) {
382 case 0x01:
383 snprintf(esp = es, sizeof(es), "Recovered Error");
384 break;
385 case 0x02:
386 snprintf(esp = es, sizeof(es), "Not Ready");
387 break;
388 case 0x03:
389 snprintf(esp = es, sizeof(es), "Medium Error");
390 break;
391 case 0x04:
392 snprintf(esp = es, sizeof(es), "Hardware Error");
393 break;
394 case 0x05:
395 snprintf(esp = es, sizeof(es), "Illegal Request");
396 break;
397 case 0x06:
398 snprintf(esp = es, sizeof(es), "Unit Attention");
399 break;
400 case 0x07:
401 snprintf(esp = es, sizeof(es), "Data Protect");
402 break;
403 case 0x08:
404 snprintf(esp = es, sizeof(es), "Blank Check");
405 break;
406 default:
407 snprintf(esp = (char *)&buf[256], sizeof(buf) - 256, "Sense key 0x%x",
408 io->req.sense[2] & 0x0f);
409 break;
410 }
411 if (io->req.senselen_used >= 14) {
412 add_asc_info(esp, io->req.sense[12], io->req.sense[13]);
413 }
414 snprintf((char *)buf, sizeof(buf), "Sense Data (%s):", esp);
415 dump_data((char *)buf, io->req.sense, io->req.senselen_used);
416 return io->req.retsts;
417 }
418
419 if (io->status) {
420 status_error(io->status);
421 }
422 if (rc) {
423 io_error("I/O command");
424 }
425 return 0;
426 }
427
428
429 /*
430 * inquiry:
431 * Handle the inquiry command.
432 *
433 * Parameter: argc, argv (shifted)
434 *
435 * Returns: 0 if OK - else it doesn't return at all.
436 */
437
438 int
inquiry(int argc,char ** argv)439 inquiry(int argc, char **argv)
440 {
441 iscsi_iocommand_parameters_t io;
442 char opt;
443 int pag, rc;
444
445 (void) memset(&io, 0x0, sizeof(io));
446 if ((io.session_id = get_sessid(argc, argv, FALSE)) == 0) {
447 return 1;
448 }
449 io.lun = cl_get_longlong('l', argc, argv);
450
451 opt = cl_get_char('d', argc, argv);
452 switch (opt) {
453 case 0:
454 case '0':
455 opt = 0;
456 break;
457
458 case 'p':
459 case 'P':
460 io.req.cmd[1] = 0x01;
461 opt = 1;
462 break;
463
464 case 'c':
465 case 'C':
466 io.req.cmd[1] = 0x02;
467 opt = 2;
468 break;
469
470 default:
471 gen_error("Invalid detail option '%c'\n", opt);
472 }
473
474 pag = cl_get_int('p', argc, argv);
475
476 check_extra_args(argc, argv);
477
478 io.req.cmdlen = 6;
479 io.req.cmd[0] = 0x12;
480 io.req.cmd[2] = (uint8_t) pag;
481 io.req.cmd[4] = 0xff;
482
483 io.req.datalen = 0xff;
484
485 if ((rc = do_ioctl(&io, TRUE)) != 0) {
486 return rc;
487 }
488 if (!io.req.datalen_used) {
489 printf("No Data!\n");
490 return 1;
491 }
492 dump_data("Inquiry Data:", buf, io.req.datalen_used);
493 return 0;
494 }
495
496
497 /*
498 * read_capacity:
499 * Handle the read_capacity command.
500 *
501 * Parameter: argc, argv (shifted)
502 *
503 * Returns: 0 if OK - else it doesn't return at all.
504 */
505
506 int
read_capacity(int argc,char ** argv)507 read_capacity(int argc, char **argv)
508 {
509 iscsi_iocommand_parameters_t io;
510 int rc;
511 uint32_t bsz;
512 uint64_t lbn, cap;
513 uint32_t n;
514
515 (void) memset(&io, 0x0, sizeof(io));
516 if ((io.session_id = get_sessid(argc, argv, FALSE)) == 0) {
517 return 1;
518 }
519 io.lun = cl_get_longlong('l', argc, argv);
520 check_extra_args(argc, argv);
521
522 io.req.cmdlen = 10;
523 io.req.cmd[0] = 0x25;
524
525 io.req.datalen = 8;
526
527 if ((rc = do_ioctl(&io, TRUE)) != 0) {
528 return rc;
529 }
530 (void) memcpy(&n, buf, sizeof(n));
531 lbn = (uint64_t)(n + 1);
532 (void) memcpy(&n, &buf[4], sizeof(n));
533 bsz = ntohl(n);
534 cap = lbn * bsz;
535 printf("Total Blocks: %" PRIu64 ", Block Size: %u, Capacity: %" PRIu64 " Bytes\n",
536 lbn, bsz, cap);
537
538 return 0;
539 }
540
541
542 /*
543 * test_unit_ready:
544 * Handle the test_unit_ready command.
545 *
546 * Parameter: argc, argv (shifted)
547 *
548 * Returns: 0 if OK - else it doesn't return at all.
549 */
550
551 int
test_unit_ready(int argc,char ** argv)552 test_unit_ready(int argc, char **argv)
553 {
554 iscsi_iocommand_parameters_t io;
555 int rc;
556
557 (void) memset(&io, 0x0, sizeof(io));
558 if ((io.session_id = get_sessid(argc, argv, FALSE)) == 0) {
559 return 1;
560 }
561 io.lun = cl_get_longlong('l', argc, argv);
562 check_extra_args(argc, argv);
563
564 io.req.cmdlen = 6;
565 io.req.cmd[0] = 0x00;
566
567 io.req.datalen = 0;
568
569 if ((rc = do_ioctl(&io, TRUE)) != 0) {
570 return rc;
571 }
572 printf("Unit is ready\n");
573 return 0;
574 }
575
576
577 /*
578 * report_luns:
579 * Handle the report_luns command.
580 *
581 * Parameter: argc, argv (shifted)
582 *
583 * Returns: 0 if OK - else it doesn't return at all.
584 */
585
586 int
report_luns(int argc,char ** argv)587 report_luns(int argc, char **argv)
588 {
589 iscsi_iocommand_parameters_t io;
590 int rc;
591 size_t llen;
592 uint32_t n;
593 uint64_t *lp;
594
595 (void) memset(&io, 0x0, sizeof(io));
596 if ((io.session_id = get_sessid(argc, argv, FALSE)) == 0) {
597 return 1;
598 }
599 check_extra_args(argc, argv);
600
601 io.req.cmdlen = 12;
602 io.req.cmd[0] = 0xa0;
603 n = htonl(sizeof(buf));
604 (void) memcpy(&io.req.cmd[6], &n, sizeof(n));
605
606 io.req.datalen = sizeof(buf);
607
608 if ((rc = do_ioctl(&io, TRUE)) != 0) {
609 return rc;
610 }
611 (void) memcpy(&n, buf, sizeof(n));
612 llen = ntohl(n);
613 if (!llen) {
614 printf("No LUNs!\n");
615 return 1;
616 }
617 if (llen + 8 > sizeof(buf))
618 printf("Partial ");
619 printf("LUN List:\n");
620 lp = (uint64_t *)(void *) &buf[8];
621
622 for (llen = min(llen, sizeof(buf) - 8) / 8; llen; llen--) {
623 printf(" 0x%" PRIx64 "\n", ntohq(*lp));
624 lp++;
625 }
626 return 0;
627 }
628