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smartmontools/smartmontools/os_solaris.cpp

328 lines
9.3 KiB

/*
* os_solaris.cpp
*
* Home page of code is: https://www.smartmontools.org
*
* Copyright (C) 2003-08 SAWADA Keiji
* Copyright (C) 2003-15 Casper Dik
*
* SPDX-License-Identifier: GPL-2.0-or-later
*/
#include <stdlib.h>
#include <ctype.h>
#include <string.h>
#include <dirent.h>
#include <stdio.h>
#include <unistd.h>
#include <fcntl.h>
#include <sys/param.h>
#include <sys/types.h>
#include <sys/stat.h>
// These are needed to define prototypes for the functions defined below
#include "config.h"
#include "atacmds.h"
#include "scsicmds.h"
#include "utility.h"
const char * os_solaris_cpp_cvsid = "$Id$";
// print examples for smartctl
void print_smartctl_examples(){
printf("=================================================== SMARTCTL EXAMPLES =====\n\n"
" smartctl -a /dev/rdsk/c0t0d0s0 (Prints all SMART information)\n\n"
" smartctl --smart=on --offlineauto=on --saveauto=on /dev/rdsk/c0t0d0s0\n"
" (Enables SMART on first disk)\n\n"
" smartctl -t long /dev/rdsk/c0t0d0s0 (Executes extended disk self-test)\n\n"
" smartctl --attributes --log=selftest --quietmode=errorsonly /dev/rdsk/c0t0d0s0\n"
" (Prints Self-Test & Attribute errors)\n"
);
return;
}
static const char *uscsidrvrs[] = {
"sd",
"ssd",
"disk", // SATA devices
"st"
};
static const char *atadrvrs[] = {
"cmdk",
"dad",
};
static int
isdevtype(const char *dev_name, const char *table[], int tsize)
{
char devpath[MAXPATHLEN];
int i;
char *basename;
if (realpath(dev_name, devpath) == NULL)
return 0;
if ((basename = strrchr(devpath, '/')) == NULL)
return 0;
basename++;
for (i = 0; i < tsize; i++) {
int l = strlen(table[i]);
if (strncmp(basename, table[i], l) == 0 && basename[l] == '@')
return 1;
}
return 0;
}
static int
isscsidev(const char *path)
{
return isdevtype(path, uscsidrvrs, sizeof (uscsidrvrs) / sizeof (char *));
}
static int
isatadev(const char *path)
{
return isdevtype(path, atadrvrs, sizeof (atadrvrs) / sizeof (char *));
}
// tries to guess device type given the name (a path)
int guess_device_type (const char* dev_name) {
if (isscsidev(dev_name))
return CONTROLLER_SCSI;
else if (isatadev(dev_name))
return CONTROLLER_ATA;
else
return CONTROLLER_UNKNOWN;
}
struct pathlist {
char **names;
int nnames;
int maxnames;
};
static int
addpath(const char *path, struct pathlist *res)
{
if (++res->nnames > res->maxnames) {
res->maxnames += 16;
res->names = static_cast<char**>(realloc(res->names, res->maxnames * sizeof (char *)));
if (res->names == NULL)
return -1;
}
if (!(res->names[res->nnames-1] = strdup(path)))
return -1;
return 0;
}
static int
grokdir(const char *dir, struct pathlist *res, int testfun(const char *))
{
char pathbuf[MAXPATHLEN];
size_t len;
DIR *dp;
struct dirent *de;
int isdisk = strstr(dir, "dsk") != NULL;
char *p;
len = snprintf(pathbuf, sizeof (pathbuf), "%s/", dir);
if (len >= sizeof (pathbuf))
return -1;
dp = opendir(dir);
if (dp == NULL)
return 0;
while ((de = readdir(dp)) != NULL) {
if (de->d_name[0] == '.')
continue;
if (strlen(de->d_name) + len >= sizeof (pathbuf))
continue;
if (isdisk) {
/* Disk represented by slice 0 */
p = strstr(de->d_name, "s0");
/* String doesn't end in "s0\0" */
if (p == NULL || p[2] != '\0')
continue;
} else {
/* Tape drive represented by the all-digit device */
for (p = de->d_name; *p; p++)
if (!isdigit((int)(*p)))
break;
if (*p != '\0')
continue;
}
strcpy(&pathbuf[len], de->d_name);
if (testfun(pathbuf)) {
if (addpath(pathbuf, res) == -1) {
closedir(dp);
return -1;
}
}
}
closedir(dp);
return 0;
}
// makes a list of ATA or SCSI devices for the DEVICESCAN directive of
// smartd. Returns number of devices, or -1 if out of memory.
int make_device_names (char*** devlist, const char* name) {
struct pathlist res;
res.nnames = res.maxnames = 0;
res.names = NULL;
if (strcmp(name, "SCSI") == 0) {
if (grokdir("/dev/rdsk", &res, isscsidev) == -1)
return -1;
if (grokdir("/dev/rmt", &res, isscsidev) == -1)
return -1;
} else if (strcmp(name, "ATA") == 0) {
if (grokdir("/dev/rdsk", &res, isatadev) == -1)
return -1;
} else {
// non-SCSI and non-ATA case not implemented
*devlist=NULL;
return 0;
}
// shrink array to min possible size
res.names = static_cast<char**>(realloc(res.names, res.nnames * sizeof (char *)));
// pass list back
*devlist = res.names;
return res.nnames;
}
// Like open(). Return integer handle, used by functions below only.
// type="ATA" or "SCSI".
int deviceopen(const char *pathname, char *type){
if (!strcmp(type,"SCSI"))
return open(pathname, O_RDWR | O_NONBLOCK);
else if (!strcmp(type,"ATA"))
return open(pathname, O_RDONLY | O_NONBLOCK);
else
return -1;
}
// Like close(). Acts on handles returned by above function.
int deviceclose(int fd){
return close(fd);
}
// Interface to ATA devices.
int ata_command_interface(int, smart_command_set, int, char *)
{
pout("Device type 'ata' not implemented, try '-d sat' or '-d sat,12' instead.\n");
errno = ENOSYS;
return -1;
}
#include <errno.h>
#include <sys/scsi/generic/commands.h>
#include <sys/scsi/generic/status.h>
#include <sys/scsi/impl/types.h>
#include <sys/scsi/impl/uscsi.h>
// Interface to SCSI devices.
int do_scsi_cmnd_io(int fd, struct scsi_cmnd_io * iop, int report)
{
struct uscsi_cmd uscsi;
if (report > 0) {
int k;
const unsigned char * ucp = iop->cmnd;
const char * np;
np = scsi_get_opcode_name(ucp);
pout(" [%s: ", np ? np : "<unknown opcode>");
for (k = 0; k < (int)iop->cmnd_len; ++k)
pout("%02x ", ucp[k]);
pout("]\n");
if ((report > 1) &&
(DXFER_TO_DEVICE == iop->dxfer_dir) && (iop->dxferp)) {
int trunc = (iop->dxfer_len > 256) ? 1 : 0;
pout(" Outgoing data, len=%d%s:\n", (int)iop->dxfer_len,
(trunc ? " [only first 256 bytes shown]" : ""));
dStrHex(iop->dxferp, (trunc ? 256 : iop->dxfer_len) , 1);
}
}
memset(&uscsi, 0, sizeof (uscsi));
uscsi.uscsi_cdb = reinterpret_cast<char*>(iop->cmnd);
uscsi.uscsi_cdblen = iop->cmnd_len;
if (iop->timeout == 0)
uscsi.uscsi_timeout = 60; /* 60 seconds */
else
uscsi.uscsi_timeout = iop->timeout;
uscsi.uscsi_bufaddr = reinterpret_cast<char*>(iop->dxferp);
uscsi.uscsi_buflen = iop->dxfer_len;
uscsi.uscsi_rqbuf = reinterpret_cast<char*>(iop->sensep);
uscsi.uscsi_rqlen = iop->max_sense_len;
switch (iop->dxfer_dir) {
case DXFER_NONE:
case DXFER_FROM_DEVICE:
uscsi.uscsi_flags = USCSI_READ;
break;
case DXFER_TO_DEVICE:
uscsi.uscsi_flags = USCSI_WRITE;
break;
default:
return -EINVAL;
}
uscsi.uscsi_flags |= (USCSI_ISOLATE | USCSI_RQENABLE | USCSI_SILENT);
if (ioctl(fd, USCSICMD, &uscsi)) {
int err = errno;
if (! ((EIO == err) && uscsi.uscsi_status))
return -err;
/* errno is set to EIO when a non-zero SCSI completion status given */
}
iop->scsi_status = uscsi.uscsi_status;
iop->resid = uscsi.uscsi_resid;
iop->resp_sense_len = iop->max_sense_len - uscsi.uscsi_rqresid;
if (report > 0) {
int trunc;
int len = iop->resp_sense_len;
if ((SCSI_STATUS_CHECK_CONDITION == iop->scsi_status) &&
iop->sensep && (len > 3)) {
if ((iop->sensep[0] & 0x7f) > 0x71)
pout(" status=%x: [desc] sense_key=%x asc=%x ascq=%x\n",
iop->scsi_status, iop->sensep[1] & 0xf,
iop->sensep[2], iop->sensep[3]);
else
pout(" status=%x: sense_key=%x asc=%x ascq=%x\n",
iop->scsi_status, iop->sensep[2] & 0xf,
iop->sensep[12], iop->sensep[13]);
if (report > 1) {
pout(" >>> Sense buffer, len=%d:\n", len);
dStrHex(iop->sensep, ((len > 252) ? 252 : len) , 1);
}
} else if (iop->scsi_status)
pout(" status=%x\n", iop->scsi_status);
if (iop->resid)
pout(" dxfer_len=%d, resid=%d\n", iop->dxfer_len, iop->resid);
if (report > 1) {
len = iop->dxfer_len - iop->resid;
if (len > 0) {
trunc = (len > 256) ? 1 : 0;
pout(" Incoming data, len=%d%s:\n", len,
(trunc ? " [only first 256 bytes shown]" : ""));
dStrHex(iop->dxferp, (trunc ? 256 : len) , 1);
}
}
}
return 0;
}