Annotation of embedaddon/smartmontools/os_solaris.cpp, revision 1.1.1.3
1.1 misho 1: /*
2: * os_solaris.c
3: *
4: * Home page of code is: http://smartmontools.sourceforge.net
5: *
6: * Copyright (C) 2003-8 SAWADA Keiji <smartmontools-support@lists.sourceforge.net>
7: * Copyright (C) 2003-8 Casper Dik <smartmontools-support@lists.sourceforge.net>
8: *
9: * This program is free software; you can redistribute it and/or modify
10: * it under the terms of the GNU General Public License as published by
11: * the Free Software Foundation; either version 2, or (at your option)
12: * any later version.
13: *
14: * You should have received a copy of the GNU General Public License
1.1.1.2 misho 15: * (for example COPYING); if not, write to the Free Software Foundation,
16: * Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
1.1 misho 17: *
18: */
19:
20: #include <stdlib.h>
21: #include <ctype.h>
22: #include <string.h>
23: #include <dirent.h>
24: #include <stdio.h>
25: #include <unistd.h>
26: #include <sys/param.h>
27:
28: // These are needed to define prototypes for the functions defined below
29: #include "config.h"
30: #include "int64.h"
31: #include "atacmds.h"
32: #include "scsicmds.h"
33: #include "utility.h"
34:
35: // This is to include whatever prototypes you define in os_solaris.h
36: #include "os_solaris.h"
37:
38: #define ARGUSED(x) ((void)(x))
39:
40: extern long long bytes;
41:
1.1.1.3 ! misho 42: static const char *filenameandversion="$Id: os_solaris.cpp 3806 2013-03-29 20:17:03Z chrfranke $";
1.1 misho 43:
1.1.1.3 ! misho 44: const char *os_XXXX_c_cvsid="$Id: os_solaris.cpp 3806 2013-03-29 20:17:03Z chrfranke $" \
1.1 misho 45: ATACMDS_H_CVSID CONFIG_H_CVSID INT64_H_CVSID OS_SOLARIS_H_CVSID SCSICMDS_H_CVSID UTILITY_H_CVSID;
46:
47: // The printwarning() function warns about unimplemented functions
48: int printedout[2];
49: char *unimplemented[2]={
50: "ATA command routine ata_command_interface()",
51: "3ware Escalade Controller command routine escalade_command_interface()",
52: };
53:
54: int printwarning(int which){
55: if (!unimplemented[which])
56: return 0;
57:
58: if (printedout[which])
59: return 1;
60:
61: printedout[which]=1;
62:
63: pout("\n"
64: "#######################################################################\n"
65: "%s NOT IMPLEMENTED under Solaris.\n"
66: "Please contact " PACKAGE_BUGREPORT " if\n"
67: "you want to help in porting smartmontools to Solaris.\n"
68: "#######################################################################\n"
69: "\n",
70: unimplemented[which]);
71:
72: return 1;
73: }
74:
75: // print examples for smartctl
76: void print_smartctl_examples(){
77: printf("=================================================== SMARTCTL EXAMPLES =====\n\n");
78: #ifdef HAVE_GETOPT_LONG
79: printf(
80: " smartctl -a /dev/rdsk/c0t0d0s0 (Prints all SMART information)\n\n"
81: " smartctl --smart=on --offlineauto=on --saveauto=on /dev/rdsk/c0t0d0s0\n"
82: " (Enables SMART on first disk)\n\n"
83: " smartctl -t long /dev/rdsk/c0t0d0s0 (Executes extended disk self-test)\n\n"
84: " smartctl --attributes --log=selftest --quietmode=errorsonly /dev/rdsk/c0t0d0s0\n"
85: " (Prints Self-Test & Attribute errors)\n"
86: );
87: #else
88: printf(
89: " smartctl -a /dev/rdsk/c0t0d0s0 (Prints all SMART information)\n"
90: " smartctl -s on -o on -S on /dev/rdsk/c0t0d0s0 (Enables SMART on first disk)\n"
91: " smartctl -t long /dev/rdsk/c0t0d0s0 (Executes extended disk self-test)\n"
92: " smartctl -A -l selftest -q errorsonly /dev/rdsk/c0t0d0s0\n"
93: " (Prints Self-Test & Attribute errors)\n"
94: );
95: #endif
96: return;
97: }
98:
99: static const char *uscsidrvrs[] = {
100: "sd",
101: "ssd",
102: "st"
103: };
104:
105: static const char *atadrvrs[] = {
106: "cmdk",
107: "dad",
108: };
109:
110: static int
111: isdevtype(const char *dev_name, const char *table[], int tsize)
112: {
113: char devpath[MAXPATHLEN];
114: int i;
115: char *basename;
116:
117: if (realpath(dev_name, devpath) == NULL)
118: return 0;
119:
120: if ((basename = strrchr(devpath, '/')) == NULL)
121: return 0;
122:
123: basename++;
124:
125: for (i = 0; i < tsize; i++) {
126: int l = strlen(table[i]);
127: if (strncmp(basename, table[i], l) == 0 && basename[l] == '@')
128: return 1;
129: }
130: return 0;
131: }
132:
133: static int
134: isscsidev(const char *path)
135: {
136: return isdevtype(path, uscsidrvrs, sizeof (uscsidrvrs) / sizeof (char *));
137: }
138:
139: static int
140: isatadev(const char *path)
141: {
142: return isdevtype(path, atadrvrs, sizeof (atadrvrs) / sizeof (char *));
143: }
144:
145: // tries to guess device type given the name (a path)
146: int guess_device_type (const char* dev_name) {
147: if (isscsidev(dev_name))
148: return CONTROLLER_SCSI;
149: else if (isatadev(dev_name))
150: return CONTROLLER_ATA;
151: else
152: return CONTROLLER_UNKNOWN;
153: }
154:
155: struct pathlist {
156: char **names;
157: int nnames;
158: int maxnames;
159: };
160:
161: static int
162: addpath(const char *path, struct pathlist *res)
163: {
164: if (++res->nnames > res->maxnames) {
165: res->maxnames += 16;
166: res->names = static_cast<char**>(realloc(res->names, res->maxnames * sizeof (char *)));
167: if (res->names == NULL)
168: return -1;
169: bytes += 16*sizeof(char *);
170: }
171: if (!(res->names[res->nnames-1] = CustomStrDup((char *)path, 1, __LINE__, filenameandversion)))
172: return -1;
173: return 0;
174: }
175:
176: static int
177: grokdir(const char *dir, struct pathlist *res, int testfun(const char *))
178: {
179: char pathbuf[MAXPATHLEN];
180: size_t len;
181: DIR *dp;
182: struct dirent *de;
183: int isdisk = strstr(dir, "dsk") != NULL;
184: char *p;
185:
186: len = snprintf(pathbuf, sizeof (pathbuf), "%s/", dir);
187: if (len >= sizeof (pathbuf))
188: return -1;
189:
190: dp = opendir(dir);
191: if (dp == NULL)
192: return 0;
193:
194: while ((de = readdir(dp)) != NULL) {
195: if (de->d_name[0] == '.')
196: continue;
197:
198: if (strlen(de->d_name) + len >= sizeof (pathbuf))
199: continue;
200:
201: if (isdisk) {
202: /* Disk represented by slice 0 */
203: p = strstr(de->d_name, "s0");
204: /* String doesn't end in "s0\0" */
205: if (p == NULL || p[2] != '\0')
206: continue;
207: } else {
208: /* Tape drive represented by the all-digit device */
209: for (p = de->d_name; *p; p++)
210: if (!isdigit((int)(*p)))
211: break;
212: if (*p != '\0')
213: continue;
214: }
215: strcpy(&pathbuf[len], de->d_name);
216: if (testfun(pathbuf)) {
217: if (addpath(pathbuf, res) == -1) {
218: closedir(dp);
219: return -1;
220: }
221: }
222: }
223: closedir(dp);
224:
225: return 0;
226: }
227:
228: // makes a list of ATA or SCSI devices for the DEVICESCAN directive of
229: // smartd. Returns number of devices, or -1 if out of memory.
230: int make_device_names (char*** devlist, const char* name) {
231: struct pathlist res;
232:
233: res.nnames = res.maxnames = 0;
234: res.names = NULL;
235: if (strcmp(name, "SCSI") == 0) {
236: if (grokdir("/dev/rdsk", &res, isscsidev) == -1)
237: return -1;
238: if (grokdir("/dev/rmt", &res, isscsidev) == -1)
239: return -1;
240: } else if (strcmp(name, "ATA") == 0) {
241: if (grokdir("/dev/rdsk", &res, isatadev) == -1)
242: return -1;
243: } else {
244: // non-SCSI and non-ATA case not implemented
245: *devlist=NULL;
246: return 0;
247: }
248:
249: // shrink array to min possible size
250: res.names = static_cast<char**>(realloc(res.names, res.nnames * sizeof (char *)));
251: bytes -= sizeof(char *)*(res.maxnames-res.nnames);
252:
253: // pass list back
254: *devlist = res.names;
255: return res.nnames;
256: }
257:
258: // Like open(). Return integer handle, used by functions below only.
259: // type="ATA" or "SCSI".
260: int deviceopen(const char *pathname, char *type){
261: if (!strcmp(type,"SCSI"))
262: return open(pathname, O_RDWR | O_NONBLOCK);
263: else if (!strcmp(type,"ATA"))
264: return open(pathname, O_RDONLY | O_NONBLOCK);
265: else
266: return -1;
267: }
268:
269: // Like close(). Acts on handles returned by above function.
270: int deviceclose(int fd){
271: return close(fd);
272: }
273:
274: #if defined(__sparc)
275: // swap each 2-byte pairs in a sector
276: static void swap_sector(void *p)
277: {
278: int i;
279: char t, *cp = static_cast<char*>(p);
280: for(i = 0; i < 256; i++) {
281: t = cp[0]; cp[0] = cp[1]; cp[1] = t;
282: cp += 2;
283: }
284: }
285: #endif
286:
287: // Interface to ATA devices. See os_linux.c
288: int ata_command_interface(int fd, smart_command_set command, int select, char *data){
289: #if defined(__sparc)
290: int err;
291:
292: switch (command){
293: case CHECK_POWER_MODE:
294: /* currently not recognized */
295: return -1;
296: case READ_VALUES:
297: return smart_read_data(fd, data);
298: case READ_THRESHOLDS:
299: return smart_read_thresholds(fd, data);
300: case READ_LOG:
301: return smart_read_log(fd, select, 1, data);
302: case IDENTIFY:
303: err = ata_identify(fd, data);
304: if(err) return err;
305: swap_sector(static_cast<void*>(data));
306: return 0;
307: case PIDENTIFY:
308: err = ata_pidentify(fd, data);
309: if(err) return err;
310: swap_sector(static_cast<void*>(data));
311: return 0;
312: case ENABLE:
313: return smart_enable(fd);
314: case DISABLE:
315: return smart_disable(fd);
316: case STATUS:
317: return smart_status(fd);
318: case AUTO_OFFLINE:
319: return smart_auto_offline(fd, select);
320: case AUTOSAVE:
321: return smart_auto_save(fd, select);
322: case IMMEDIATE_OFFLINE:
323: return smart_immediate_offline(fd, select);
324: case STATUS_CHECK:
325: return smart_status_check(fd);
326: default:
327: pout("Unrecognized command %d in ata_command_interface() of os_solaris.c\n", command);
328: EXIT(1);
329: break;
330: }
331: #else /* __sparc */
332: ARGUSED(fd); ARGUSED(command); ARGUSED(select); ARGUSED(data);
333:
334: /* Above smart_* routines uses undocumented ioctls of "dada"
335: * driver, which is specific to SPARC Solaris. See
336: * os_solaris_ata.s for further details. x86 Solaris seems not to
337: * provide similar or alternative interface... */
338: if (printwarning(0))
339: return -1;
340: #endif
341: return -1;
342: }
343:
344: #include <errno.h>
345: #include <sys/scsi/generic/commands.h>
346: #include <sys/scsi/generic/status.h>
347: #include <sys/scsi/impl/types.h>
348: #include <sys/scsi/impl/uscsi.h>
349:
350: // Interface to SCSI devices. See os_linux.c
351: int do_scsi_cmnd_io(int fd, struct scsi_cmnd_io * iop, int report)
352: {
353: struct uscsi_cmd uscsi;
354:
355: if (report > 0) {
356: int k;
357: const unsigned char * ucp = iop->cmnd;
358: const char * np;
359:
360: np = scsi_get_opcode_name(ucp[0]);
361: pout(" [%s: ", np ? np : "<unknown opcode>");
362: for (k = 0; k < (int)iop->cmnd_len; ++k)
363: pout("%02x ", ucp[k]);
364: pout("]\n");
365: if ((report > 1) &&
366: (DXFER_TO_DEVICE == iop->dxfer_dir) && (iop->dxferp)) {
367: int trunc = (iop->dxfer_len > 256) ? 1 : 0;
368:
369: pout(" Outgoing data, len=%d%s:\n", (int)iop->dxfer_len,
370: (trunc ? " [only first 256 bytes shown]" : ""));
371: dStrHex((char *)iop->dxferp, (trunc ? 256 : iop->dxfer_len) , 1);
372: }
373: }
374: memset(&uscsi, 0, sizeof (uscsi));
375:
376: uscsi.uscsi_cdb = reinterpret_cast<char*>(iop->cmnd);
377: uscsi.uscsi_cdblen = iop->cmnd_len;
378: if (iop->timeout == 0)
379: uscsi.uscsi_timeout = 60; /* 60 seconds */
380: else
381: uscsi.uscsi_timeout = iop->timeout;
382: uscsi.uscsi_bufaddr = reinterpret_cast<char*>(iop->dxferp);
383: uscsi.uscsi_buflen = iop->dxfer_len;
384: uscsi.uscsi_rqbuf = reinterpret_cast<char*>(iop->sensep);
385: uscsi.uscsi_rqlen = iop->max_sense_len;
386:
387: switch (iop->dxfer_dir) {
388: case DXFER_NONE:
389: case DXFER_FROM_DEVICE:
390: uscsi.uscsi_flags = USCSI_READ;
391: break;
392: case DXFER_TO_DEVICE:
393: uscsi.uscsi_flags = USCSI_WRITE;
394: break;
395: default:
396: return -EINVAL;
397: }
398: uscsi.uscsi_flags |= (USCSI_ISOLATE | USCSI_RQENABLE);
399:
400: if (ioctl(fd, USCSICMD, &uscsi)) {
401: int err = errno;
402:
403: if (! ((EIO == err) && uscsi.uscsi_status))
404: return -err;
405: /* errno is set to EIO when a non-zero SCSI completion status given */
406: }
407:
408: iop->scsi_status = uscsi.uscsi_status;
409: iop->resid = uscsi.uscsi_resid;
410: iop->resp_sense_len = iop->max_sense_len - uscsi.uscsi_rqresid;
411:
412: if (report > 0) {
413: int trunc;
414: int len = iop->resp_sense_len;
415:
416: if ((SCSI_STATUS_CHECK_CONDITION == iop->scsi_status) &&
417: iop->sensep && (len > 3)) {
418: if ((iop->sensep[0] & 0x7f) > 0x71)
419: pout(" status=%x: [desc] sense_key=%x asc=%x ascq=%x\n",
420: iop->scsi_status, iop->sensep[1] & 0xf,
421: iop->sensep[2], iop->sensep[3]);
422: else
423: pout(" status=%x: sense_key=%x asc=%x ascq=%x\n",
424: iop->scsi_status, iop->sensep[2] & 0xf,
425: iop->sensep[12], iop->sensep[13]);
426: if (report > 1) {
427: pout(" >>> Sense buffer, len=%d:\n", len);
428: dStrHex((const char *)iop->sensep, ((len > 252) ? 252 : len) , 1);
429: }
430: } else if (iop->scsi_status)
431: pout(" status=%x\n", iop->scsi_status);
432: if (iop->resid)
433: pout(" dxfer_len=%d, resid=%d\n", iop->dxfer_len, iop->resid);
434: if (report > 1) {
435: len = iop->dxfer_len - iop->resid;
436: if (len > 0) {
437: trunc = (len > 256) ? 1 : 0;
438: pout(" Incoming data, len=%d%s:\n", len,
439: (trunc ? " [only first 256 bytes shown]" : ""));
440: dStrHex((char *)iop->dxferp, (trunc ? 256 : len) , 1);
441: }
442: }
443: }
444: return 0;
445: }
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