/*-*- Mode: C; c-basic-offset: 8 -*-*/
/***
- This file is part of SmartKit.
+ This file is part of libatasmart.
Copyright 2008 Lennart Poettering
- SmartKit is free software; you can redistribute it and/or modify
+ libatasmart is free software; you can redistribute it and/or modify
it under the terms of the GNU Lesser General Public License as
published by the Free Software Foundation, either version 2.1 of the
License, or (at your option) any later version.
- SmartKit is distributed in the hope that it will be useful, but
+ libatasmart is distributed in the hope that it will be useful, but
WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
Lesser General Public License for more details.
You should have received a copy of the GNU Lesser General Public
- License along with SmartKit. If not, If not, see
+ License along with libatasmart. If not, If not, see
<http://www.gnu.org/licenses/>.
***/
#include <config.h>
#endif
-#define _GNU_SOURCE
-
#include <arpa/inet.h>
#include <stdlib.h>
#include <alloca.h>
#include <scsi/scsi_ioctl.h>
#include <linux/hdreg.h>
#include <linux/fs.h>
+#include <sys/types.h>
+#include <regex.h>
+#include <sys/param.h>
+#include <libudev.h>
+
+#include "atasmart.h"
-#include "smart.h"
+#ifndef STRPOOL
+#define _P(x) x
+#endif
#define SK_TIMEOUT 2000
} SkDirection;
typedef enum SkDiskType {
- SK_DISK_TYPE_ATA_PASSTHROUGH, /* ATA passthrough over SCSI transport */
- SK_DISK_TYPE_ATA,
- SK_DISK_TYPE_UNKNOWN,
- _SK_DISK_TYPE_MAX
+ /* These three will be autotested for: */
+ SK_DISK_TYPE_ATA_PASSTHROUGH_12, /* ATA passthrough over SCSI transport, 12-byte version */
+ SK_DISK_TYPE_ATA_PASSTHROUGH_16, /* ATA passthrough over SCSI transport, 16-byte version */
+ SK_DISK_TYPE_LINUX_IDE, /* Classic Linux /dev/hda ioctls */
+
+ /* These three will not be autotested for */
+ SK_DISK_TYPE_SUNPLUS, /* SunPlus USB/ATA bridges */
+ SK_DISK_TYPE_JMICRON, /* JMicron USB/ATA bridges */
+ SK_DISK_TYPE_BLOB, /* From a file */
+ SK_DISK_TYPE_NONE, /* No access method */
+ SK_DISK_TYPE_AUTO, /* We don't know yet */
+ _SK_DISK_TYPE_MAX,
+ _SK_DISK_TYPE_TEST_MAX = SK_DISK_TYPE_SUNPLUS /* only auto test until here */
} SkDiskType;
+#if __BYTE_ORDER == __LITTLE_ENDIAN
+#define MAKE_TAG(a,b,c,d) \
+ (((uint32_t) d << 24) | \
+ ((uint32_t) c << 16) | \
+ ((uint32_t) b << 8) | \
+ ((uint32_t) a))
+#else
+#define MAKE_TAG(a,b,c,d) \
+ (((uint32_t) a << 24) | \
+ ((uint32_t) b << 16) | \
+ ((uint32_t) c << 8) | \
+ ((uint32_t) d))
+#endif
+
+typedef enum SkBlobTag {
+ SK_BLOB_TAG_IDENTIFY = MAKE_TAG('I', 'D', 'F', 'Y'),
+ SK_BLOB_TAG_SMART_STATUS = MAKE_TAG('S', 'M', 'S', 'T'),
+ SK_BLOB_TAG_SMART_DATA = MAKE_TAG('S', 'M', 'D', 'T'),
+ SK_BLOB_TAG_SMART_THRESHOLDS = MAKE_TAG('S', 'M', 'T', 'H')
+} SkBlobTag;
+
struct SkDisk {
char *name;
int fd;
uint8_t identify[512];
uint8_t smart_data[512];
- uint8_t smart_threshold_data[512];
+ uint8_t smart_thresholds[512];
- SkBool identify_data_valid:1;
+ SkBool smart_initialized:1;
+
+ SkBool identify_valid:1;
SkBool smart_data_valid:1;
- SkBool smart_threshold_data_valid:1;
+ SkBool smart_thresholds_valid:1;
+
+ SkBool blob_smart_status:1;
+ SkBool blob_smart_status_valid:1;
+
+ SkBool attribute_verification_bad:1;
SkIdentifyParsedData identify_parsed_data;
SkSmartParsedData smart_parsed_data;
+
+ void *blob;
};
/* ATA commands */
SK_SMART_COMMAND_RETURN_STATUS = 0xDA
} SkSmartCommand;
+/* Hmm, if the data we parse is out of a certain range just consider it misparsed */
+#define SK_MKELVIN_VALID_MIN ((uint64_t) ((-15LL*1000LL) + 273150LL))
+#define SK_MKELVIN_VALID_MAX ((uint64_t) ((100LL*1000LL) + 273150LL))
+
+#define SK_MSECOND_VALID_MIN 1ULL
+#define SK_MSECOND_VALID_SHORT_MAX (60ULL * 60ULL * 1000ULL)
+#define SK_MSECOND_VALID_LONG_MAX (30ULL * 365ULL * 24ULL * 60ULL * 60ULL * 1000ULL)
+
+static int init_smart(SkDisk *d);
+
+static const char *disk_type_to_human_string(SkDiskType type) {
+
+ /* %STRINGPOOLSTART% */
+ static const char* const map[_SK_DISK_TYPE_MAX] = {
+ [SK_DISK_TYPE_ATA_PASSTHROUGH_16] = "16 Byte SCSI ATA SAT Passthru",
+ [SK_DISK_TYPE_ATA_PASSTHROUGH_12] = "12 Byte SCSI ATA SAT Passthru",
+ [SK_DISK_TYPE_LINUX_IDE] = "Native Linux IDE",
+ [SK_DISK_TYPE_SUNPLUS] = "Sunplus SCSI ATA Passthru",
+ [SK_DISK_TYPE_JMICRON] = "JMicron SCSI ATA Passthru",
+ [SK_DISK_TYPE_BLOB] = "Blob",
+ [SK_DISK_TYPE_AUTO] = "Automatic",
+ [SK_DISK_TYPE_NONE] = "None"
+ };
+ /* %STRINGPOOLSTOP% */
+
+ if (type >= _SK_DISK_TYPE_MAX)
+ return NULL;
+
+ return _P(map[type]);
+}
+
+static const char *disk_type_to_prefix_string(SkDiskType type) {
+
+ /* %STRINGPOOLSTART% */
+ static const char* const map[_SK_DISK_TYPE_MAX] = {
+ [SK_DISK_TYPE_ATA_PASSTHROUGH_16] = "sat16",
+ [SK_DISK_TYPE_ATA_PASSTHROUGH_12] = "sat12",
+ [SK_DISK_TYPE_LINUX_IDE] = "linux-ide",
+ [SK_DISK_TYPE_SUNPLUS] = "sunplus",
+ [SK_DISK_TYPE_JMICRON] = "jmicron",
+ [SK_DISK_TYPE_NONE] = "none",
+ [SK_DISK_TYPE_AUTO] = "auto",
+ };
+ /* %STRINGPOOLSTOP% */
+
+ if (type >= _SK_DISK_TYPE_MAX)
+ return NULL;
+
+ return _P(map[type]);
+}
+
+static const char *disk_type_from_string(const char *s, SkDiskType *type) {
+ unsigned u;
+
+ assert(s);
+ assert(type);
+
+ for (u = 0; u < _SK_DISK_TYPE_MAX; u++) {
+ const char *t;
+ size_t l;
+
+ if (!(t = disk_type_to_prefix_string(u)))
+ continue;
+
+ l = strlen(t);
+
+ if (strncmp(s, t, l))
+ continue;
+
+ if (s[l] != ':')
+ continue;
+
+ *type = u;
+
+ return s + l + 1;
+ }
+
+ return NULL;
+}
+
static SkBool disk_smart_is_available(SkDisk *d) {
- return d->identify_data_valid && !!(d->identify[164] & 1);
+ return d->identify_valid && !!(d->identify[164] & 1);
}
static SkBool disk_smart_is_enabled(SkDisk *d) {
- return d->identify_data_valid && !!(d->identify[170] & 1);
+ return d->identify_valid && !!(d->identify[170] & 1);
}
static SkBool disk_smart_is_conveyance_test_available(SkDisk *d) {
return !!(d->smart_data[367] & 41);
}
-static int disk_ata_command(SkDisk *d, SkAtaCommand command, SkDirection direction, void* cmd_data, void* data, size_t *len) {
+static int disk_linux_ide_command(SkDisk *d, SkAtaCommand command, SkDirection direction, void* cmd_data, void* data, size_t *len) {
uint8_t *bytes = cmd_data;
int ret;
- assert(d->type == SK_DISK_TYPE_ATA);
+ assert(d->type == SK_DISK_TYPE_LINUX_IDE);
switch (direction) {
return ioctl(fd, SG_IO, &io_hdr);
}
-static int disk_passthrough_command(SkDisk *d, SkAtaCommand command, SkDirection direction, void* cmd_data, void* data, size_t *len) {
+static int disk_passthrough_16_command(SkDisk *d, SkAtaCommand command, SkDirection direction, void* cmd_data, void* data, size_t *len) {
uint8_t *bytes = cmd_data;
uint8_t cdb[16];
uint8_t sense[32];
[SK_DIRECTION_OUT] = SG_DXFER_TO_DEV
};
- assert(d->type == SK_DISK_TYPE_ATA_PASSTHROUGH);
+ assert(d->type == SK_DISK_TYPE_ATA_PASSTHROUGH_16);
/* ATA Pass-Through 16 byte command, as described in "T10 04-262r8
* ATA Command Pass-Through":
cdb[13] = bytes[10] & 0x4F; /* SELECT */
cdb[14] = (uint8_t) command;
- if ((ret = sg_io(d->fd, direction_map[direction], cdb, sizeof(cdb), data, (size_t) cdb[6] * 512, sense, sizeof(sense))) < 0)
+ memset(sense, 0, sizeof(sense));
+
+ if ((ret = sg_io(d->fd, direction_map[direction], cdb, sizeof(cdb), data, len ? *len : 0, sense, sizeof(sense))) < 0)
return ret;
if (sense[0] != 0x72 || desc[0] != 0x9 || desc[1] != 0x0c) {
return ret;
}
+static int disk_passthrough_12_command(SkDisk *d, SkAtaCommand command, SkDirection direction, void* cmd_data, void* data, size_t *len) {
+ uint8_t *bytes = cmd_data;
+ uint8_t cdb[12];
+ uint8_t sense[32];
+ uint8_t *desc = sense+8;
+ int ret;
+
+ static const int direction_map[] = {
+ [SK_DIRECTION_NONE] = SG_DXFER_NONE,
+ [SK_DIRECTION_IN] = SG_DXFER_FROM_DEV,
+ [SK_DIRECTION_OUT] = SG_DXFER_TO_DEV
+ };
+
+ assert(d->type == SK_DISK_TYPE_ATA_PASSTHROUGH_12);
+
+ /* ATA Pass-Through 12 byte command, as described in "T10 04-262r8
+ * ATA Command Pass-Through":
+ * http://www.t10.org/ftp/t10/document.04/04-262r8.pdf */
+
+ memset(cdb, 0, sizeof(cdb));
+
+ cdb[0] = 0xa1; /* OPERATION CODE: 12 byte pass through */
+
+ if (direction == SK_DIRECTION_NONE) {
+ cdb[1] = 3 << 1; /* PROTOCOL: Non-Data */
+ cdb[2] = 0x20; /* OFF_LINE=0, CK_COND=1, T_DIR=0, BYT_BLOK=0, T_LENGTH=0 */
+
+ } else if (direction == SK_DIRECTION_IN) {
+ cdb[1] = 4 << 1; /* PROTOCOL: PIO Data-in */
+ cdb[2] = 0x2e; /* OFF_LINE=0, CK_COND=1, T_DIR=1, BYT_BLOK=1, T_LENGTH=2 */
+
+ } else if (direction == SK_DIRECTION_OUT) {
+ cdb[1] = 5 << 1; /* PROTOCOL: PIO Data-Out */
+ cdb[2] = 0x26; /* OFF_LINE=0, CK_COND=1, T_DIR=0, BYT_BLOK=1, T_LENGTH=2 */
+ }
+
+ cdb[3] = bytes[1]; /* FEATURES */
+ cdb[4] = bytes[3]; /* SECTORS */
+
+ cdb[5] = bytes[9]; /* LBA LOW */
+ cdb[6] = bytes[8]; /* LBA MID */
+ cdb[7] = bytes[7]; /* LBA HIGH */
+
+ cdb[8] = bytes[10] & 0x4F; /* SELECT */
+ cdb[9] = (uint8_t) command;
+
+ memset(sense, 0, sizeof(sense));
+
+ if ((ret = sg_io(d->fd, direction_map[direction], cdb, sizeof(cdb), data, len ? *len : 0, sense, sizeof(sense))) < 0)
+ return ret;
+
+ if (sense[0] != 0x72 || desc[0] != 0x9 || desc[1] != 0x0c) {
+ errno = EIO;
+ return -1;
+ }
+
+ memset(bytes, 0, 12);
+
+ bytes[1] = desc[3]; /* FEATURES */
+ bytes[2] = desc[4]; /* STATUS */
+ bytes[3] = desc[5]; /* SECTORS */
+ bytes[9] = desc[7]; /* LBA LOW */
+ bytes[8] = desc[9]; /* LBA MID */
+ bytes[7] = desc[11]; /* LBA HIGH */
+ bytes[10] = desc[12]; /* SELECT */
+ bytes[11] = desc[13]; /* ERROR */
+
+ return ret;
+}
+
+static int disk_sunplus_command(SkDisk *d, SkAtaCommand command, SkDirection direction, void* cmd_data, void* data, size_t *len) {
+ uint8_t *bytes = cmd_data;
+ uint8_t cdb[12];
+ uint8_t sense[32], buf[8];
+ int ret;
+ static const int direction_map[] = {
+ [SK_DIRECTION_NONE] = SG_DXFER_NONE,
+ [SK_DIRECTION_IN] = SG_DXFER_FROM_DEV,
+ [SK_DIRECTION_OUT] = SG_DXFER_TO_DEV
+ };
+
+ assert(d->type == SK_DISK_TYPE_SUNPLUS);
+
+ /* SunplusIT specific SCSI ATA pass-thru. Inspired by smartmonutils' support for these bridges */
+
+ memset(cdb, 0, sizeof(cdb));
+
+ cdb[0] = 0xF8; /* OPERATION CODE: Sunplus specific */
+ cdb[1] = 0x00; /* Subcommand: Pass-thru */
+ cdb[2] = 0x22;
+
+ if (direction == SK_DIRECTION_NONE)
+ cdb[3] = 0x00; /* protocol */
+ else if (direction == SK_DIRECTION_IN)
+ cdb[3] = 0x10; /* protocol */
+ else if (direction == SK_DIRECTION_OUT)
+ cdb[3] = 0x11; /* protocol */
+
+ cdb[4] = bytes[3]; /* size? */
+ cdb[5] = bytes[1]; /* FEATURES */
+ cdb[6] = bytes[3]; /* SECTORS */
+ cdb[7] = bytes[9]; /* LBA LOW */
+ cdb[8] = bytes[8]; /* LBA MID */
+ cdb[9] = bytes[7]; /* LBA HIGH */
+ cdb[10] = bytes[10] | 0xA0; /* SELECT */
+ cdb[11] = (uint8_t) command;
+
+ memset(sense, 0, sizeof(sense));
+
+ /* Issue request */
+ if ((ret = sg_io(d->fd, direction_map[direction], cdb, sizeof(cdb), data, len ? *len : 0, sense, sizeof(sense))) < 0)
+ return ret;
+
+ memset(cdb, 0, sizeof(cdb));
+
+ cdb[0] = 0xF8;
+ cdb[1] = 0x00;
+ cdb[2] = 0x21;
+
+ memset(buf, 0, sizeof(buf));
+
+ /* Ask for response */
+ if ((ret = sg_io(d->fd, SG_DXFER_FROM_DEV, cdb, sizeof(cdb), buf, sizeof(buf), sense, sizeof(sense))) < 0)
+ return ret;
+
+ memset(bytes, 0, 12);
+
+ bytes[2] = buf[1]; /* ERROR */
+ bytes[3] = buf[2]; /* SECTORS */
+ bytes[9] = buf[3]; /* LBA LOW */
+ bytes[8] = buf[4]; /* LBA MID */
+ bytes[7] = buf[5]; /* LBA HIGH */
+ bytes[10] = buf[6]; /* SELECT */
+ bytes[11] = buf[7]; /* STATUS */
+
+ return ret;
+}
+
+static int disk_jmicron_command(SkDisk *d, SkAtaCommand command, SkDirection direction, void* cmd_data, void* _data, size_t *_len) {
+ uint8_t *bytes = cmd_data;
+ uint8_t cdb[12];
+ uint8_t sense[32];
+ uint8_t port;
+ int ret;
+ SkBool is_smart_status = FALSE;
+ void *data = _data;
+ size_t len = _len ? *_len : 0;
+ uint8_t smart_status = 0;
+
+ static const int direction_map[] = {
+ [SK_DIRECTION_NONE] = SG_DXFER_NONE,
+ [SK_DIRECTION_IN] = SG_DXFER_FROM_DEV,
+ [SK_DIRECTION_OUT] = SG_DXFER_TO_DEV
+ };
+
+ assert(d->type == SK_DISK_TYPE_JMICRON);
+
+ /* JMicron specific SCSI ATA pass-thru. Inspired by smartmonutils' support for these bridges */
+
+ memset(cdb, 0, sizeof(cdb));
+
+ cdb[0] = 0xdf; /* operation code */
+ cdb[1] = 0x10;
+ cdb[2] = 0x00;
+ cdb[3] = 0x00; /* size HI */
+ cdb[4] = sizeof(port); /* size LO */
+ cdb[5] = 0x00;
+ cdb[6] = 0x72; /* register address HI */
+ cdb[7] = 0x0f; /* register address LO */
+ cdb[8] = 0x00;
+ cdb[9] = 0x00;
+ cdb[10] = 0x00;
+ cdb[11] = 0xfd;
+
+ memset(sense, 0, sizeof(sense));
+
+ if ((ret = sg_io(d->fd, SG_DXFER_FROM_DEV, cdb, sizeof(cdb), &port, sizeof(port), sense, sizeof(sense))) < 0)
+ return ret;
+
+ /* Port & 0x04 is port #0, Port & 0x40 is port #1 */
+ if (!(port & 0x44))
+ return -EIO;
+
+ cdb[0] = 0xdf; /* OPERATION CODE: 12 byte pass through */
+
+ if (command == SK_ATA_COMMAND_SMART && bytes[1] == SK_SMART_COMMAND_RETURN_STATUS) {
+ /* We need to rewrite the SMART status request */
+ is_smart_status = TRUE;
+ direction = SK_DIRECTION_IN;
+ data = &smart_status;
+ len = sizeof(smart_status);
+ cdb[1] = 0x10;
+ } else if (direction == SK_DIRECTION_NONE)
+ cdb[1] = 0x10;
+ else if (direction == SK_DIRECTION_IN)
+ cdb[1] = 0x10;
+ else if (direction == SK_DIRECTION_OUT)
+ cdb[1] = 0x00;
+
+ cdb[2] = 0x00;
+
+ cdb[3] = (uint8_t) (len >> 8);
+ cdb[4] = (uint8_t) (len & 0xFF);
+
+ cdb[5] = bytes[1]; /* FEATURES */
+ cdb[6] = bytes[3]; /* SECTORS */
+
+ cdb[7] = bytes[9]; /* LBA LOW */
+ cdb[8] = bytes[8]; /* LBA MID */
+ cdb[9] = bytes[7]; /* LBA HIGH */
+
+ cdb[10] = bytes[10] | ((port & 0x04) ? 0xA0 : 0xB0); /* SELECT */
+ cdb[11] = (uint8_t) command;
+
+ memset(sense, 0, sizeof(sense));
+
+ if ((ret = sg_io(d->fd, direction_map[direction], cdb, sizeof(cdb), data, len, sense, sizeof(sense))) < 0)
+ return ret;
+
+ memset(bytes, 0, 12);
+
+ if (is_smart_status) {
+ if (smart_status == 0x01 || smart_status == 0xc2) {
+ bytes[7] = 0xc2; /* LBA HIGH */
+ bytes[8] = 0x4f; /* LBA MID */
+ } else if (smart_status == 0x00 || smart_status == 0x2c) {
+ bytes[7] = 0x2c; /* LBA HIGH */
+ bytes[8] = 0xf4; /* LBA MID */
+ } else
+ return -EIO;
+ } else {
+ uint8_t regbuf[16];
+
+ cdb[0] = 0xdf; /* operation code */
+ cdb[1] = 0x10;
+ cdb[2] = 0x00;
+ cdb[3] = 0x00; /* size HI */
+ cdb[4] = sizeof(regbuf); /* size LO */
+ cdb[5] = 0x00;
+ cdb[6] = (port & 0x04) ? 0x80 : 0x90; /* register address HI */
+ cdb[7] = 0x00; /* register address LO */
+ cdb[8] = 0x00;
+ cdb[9] = 0x00;
+ cdb[10] = 0x00;
+ cdb[11] = 0xfd;
+
+ if ((ret = sg_io(d->fd, SG_DXFER_FROM_DEV, cdb, sizeof(cdb), regbuf, sizeof(regbuf), sense, sizeof(sense))) < 0)
+ return ret;
+
+ bytes[2] = regbuf[14]; /* STATUS */
+ bytes[3] = regbuf[0]; /* SECTORS */
+ bytes[9] = regbuf[6]; /* LBA LOW */
+ bytes[8] = regbuf[4]; /* LBA MID */
+ bytes[7] = regbuf[10]; /* LBA HIGH */
+ bytes[10] = regbuf[9]; /* SELECT */
+ bytes[11] = regbuf[13]; /* ERROR */
+ }
+
+ return ret;
+}
+
static int disk_command(SkDisk *d, SkAtaCommand command, SkDirection direction, void* cmd_data, void* data, size_t *len) {
static int (* const disk_command_table[_SK_DISK_TYPE_MAX]) (SkDisk *d, SkAtaCommand command, SkDirection direction, void* cmd_data, void* data, size_t *len) = {
- [SK_DISK_TYPE_ATA] = disk_ata_command,
- [SK_DISK_TYPE_ATA_PASSTHROUGH] = disk_passthrough_command,
+ [SK_DISK_TYPE_LINUX_IDE] = disk_linux_ide_command,
+ [SK_DISK_TYPE_ATA_PASSTHROUGH_12] = disk_passthrough_12_command,
+ [SK_DISK_TYPE_ATA_PASSTHROUGH_16] = disk_passthrough_16_command,
+ [SK_DISK_TYPE_SUNPLUS] = disk_sunplus_command,
+ [SK_DISK_TYPE_JMICRON] = disk_jmicron_command,
+ [SK_DISK_TYPE_BLOB] = NULL,
+ [SK_DISK_TYPE_AUTO] = NULL,
+ [SK_DISK_TYPE_NONE] = NULL
};
assert(d);
assert(direction == SK_DIRECTION_NONE || (data && len && *len > 0));
assert(direction != SK_DIRECTION_NONE || (!data && !len));
+ if (!disk_command_table[d->type]) {
+ errno = -ENOTSUP;
+ return -1;
+ }
+
return disk_command_table[d->type](d, command, direction, cmd_data, data, len);
}
uint16_t cmd[6];
int ret;
size_t len = 512;
+ const uint8_t *p;
+ if (d->type == SK_DISK_TYPE_BLOB)
+ return 0;
+
+ memset(d->identify, 0, len);
memset(cmd, 0, sizeof(cmd));
cmd[1] = htons(1);
return -1;
}
- d->identify_data_valid = TRUE;
+ /* Check if IDENTIFY data is all NULs */
+ for (p = d->identify; p < (const uint8_t*) d->identify+len; p++)
+ if (*p) {
+ p = NULL;
+ break;
+ }
+
+ if (p) {
+ errno = EIO;
+ return -1;
+ }
+
+ d->identify_valid = TRUE;
return 0;
}
int sk_disk_check_sleep_mode(SkDisk *d, SkBool *awake) {
int ret;
uint16_t cmd[6];
+ uint8_t status;
+
+ if (!d->identify_valid) {
+ errno = ENOTSUP;
+ return -1;
+ }
- if (!d->identify_data_valid) {
+ if (d->type == SK_DISK_TYPE_BLOB) {
errno = ENOTSUP;
return -1;
}
return -1;
}
- *awake = ntohs(cmd[1]) == 0xFF;
+ status = ntohs(cmd[1]) & 0xFF;
+ *awake = status == 0xFF || status == 0x80; /* idle and active/idle is considered awake */
return 0;
}
return -1;
}
+ if (d->type == SK_DISK_TYPE_BLOB) {
+ errno = ENOTSUP;
+ return -1;
+ }
+
memset(cmd, 0, sizeof(cmd));
cmd[0] = htons(b ? SK_SMART_COMMAND_ENABLE_OPERATIONS : SK_SMART_COMMAND_DISABLE_OPERATIONS);
int ret;
size_t len = 512;
+ if (init_smart(d) < 0)
+ return -1;
+
if (!disk_smart_is_available(d)) {
errno = ENOTSUP;
return -1;
}
+ if (d->type == SK_DISK_TYPE_BLOB)
+ return 0;
+
memset(cmd, 0, sizeof(cmd));
cmd[0] = htons(SK_SMART_COMMAND_READ_DATA);
return -1;
}
+ if (d->type == SK_DISK_TYPE_BLOB)
+ return 0;
+
memset(cmd, 0, sizeof(cmd));
cmd[0] = htons(SK_SMART_COMMAND_READ_THRESHOLDS);
cmd[3] = htons(0x00C2U);
cmd[4] = htons(0x4F00U);
- if ((ret = disk_command(d, SK_ATA_COMMAND_SMART, SK_DIRECTION_IN, cmd, d->smart_threshold_data, &len)) < 0)
+ if ((ret = disk_command(d, SK_ATA_COMMAND_SMART, SK_DIRECTION_IN, cmd, d->smart_thresholds, &len)) < 0)
return ret;
- d->smart_threshold_data_valid = TRUE;
+ d->smart_thresholds_valid = TRUE;
return ret;
}
uint16_t cmd[6];
int ret;
+ if (init_smart(d) < 0)
+ return -1;
+
if (!disk_smart_is_available(d)) {
errno = ENOTSUP;
return -1;
}
+ if (d->type == SK_DISK_TYPE_BLOB) {
+
+ if (d->blob_smart_status_valid) {
+ *good = d->blob_smart_status;
+ return 0;
+ }
+
+ errno = ENXIO;
+ return -1;
+ }
+
memset(cmd, 0, sizeof(cmd));
cmd[0] = htons(SK_SMART_COMMAND_RETURN_STATUS);
if ((ret = disk_command(d, SK_ATA_COMMAND_SMART, SK_DIRECTION_NONE, cmd, NULL, 0)) < 0)
return ret;
- if (cmd[3] == htons(0x00C2U) &&
+ /* SAT/USB bridges truncate packets, so we only check for 4F,
+ * not for 2C on those */
+ if ((d->type == SK_DISK_TYPE_ATA_PASSTHROUGH_12 || cmd[3] == htons(0x00C2U)) &&
cmd[4] == htons(0x4F00U))
*good = TRUE;
- else if (cmd[3] == htons(0x002CU) &&
- cmd[4] == htons(0xF400U))
+ else if ((d->type == SK_DISK_TYPE_ATA_PASSTHROUGH_12 || cmd[3] == htons(0x002CU)) &&
+ cmd[4] == htons(0xF400U))
*good = FALSE;
else {
errno = EIO;
uint16_t cmd[6];
int ret;
+ if (init_smart(d) < 0)
+ return -1;
+
if (!disk_smart_is_available(d)) {
errno = ENOTSUP;
return -1;
}
+ if (d->type == SK_DISK_TYPE_BLOB) {
+ errno = ENOTSUP;
+ return -1;
+ }
+
if (!d->smart_data_valid)
if ((ret = sk_disk_smart_read_data(d)) < 0)
return -1;
if (*s != ' ') {
prev_space = FALSE;
*(d++) = ' ';
+ *(d++) = *s;
}
} else {
if (*s == ' ')
}
int sk_disk_identify_parse(SkDisk *d, const SkIdentifyParsedData **ipd) {
+ assert(d);
+ assert(ipd);
- if (!d->identify_data_valid) {
+ if (!d->identify_valid) {
errno = ENOENT;
return -1;
}
}
int sk_disk_smart_is_available(SkDisk *d, SkBool *b) {
+ assert(d);
+ assert(b);
- if (!d->identify_data_valid) {
+ if (!d->identify_valid) {
errno = ENOTSUP;
return -1;
}
}
int sk_disk_identify_is_available(SkDisk *d, SkBool *b) {
+ assert(d);
+ assert(b);
- *b = d->identify_data_valid;
+ *b = d->identify_valid;
return 0;
}
const char *sk_smart_offline_data_collection_status_to_string(SkSmartOfflineDataCollectionStatus status) {
+ /* %STRINGPOOLSTART% */
static const char* const map[] = {
[SK_SMART_OFFLINE_DATA_COLLECTION_STATUS_NEVER] = "Off-line data collection activity was never started.",
[SK_SMART_OFFLINE_DATA_COLLECTION_STATUS_SUCCESS] = "Off-line data collection activity was completed without error.",
[SK_SMART_OFFLINE_DATA_COLLECTION_STATUS_FATAL] = "Off-line data collection activity was aborted by the device with a fatal error.",
[SK_SMART_OFFLINE_DATA_COLLECTION_STATUS_UNKNOWN] = "Unknown status"
};
+ /* %STRINGPOOLSTOP% */
if (status >= _SK_SMART_OFFLINE_DATA_COLLECTION_STATUS_MAX)
return NULL;
- return map[status];
+ return _P(map[status]);
}
const char *sk_smart_self_test_execution_status_to_string(SkSmartSelfTestExecutionStatus status) {
+ /* %STRINGPOOLSTART% */
static const char* const map[] = {
[SK_SMART_SELF_TEST_EXECUTION_STATUS_SUCCESS_OR_NEVER] = "The previous self-test routine completed without error or no self-test has ever been run.",
[SK_SMART_SELF_TEST_EXECUTION_STATUS_ABORTED] = "The self-test routine was aborted by the host.",
[SK_SMART_SELF_TEST_EXECUTION_STATUS_ERROR_HANDLING] = "The previous self-test completed having a test element that failed and the device is suspected of having handling damage.",
[SK_SMART_SELF_TEST_EXECUTION_STATUS_INPROGRESS] = "Self-test routine in progress"
};
+ /* %STRINGPOOLSTOP% */
if (status >= _SK_SMART_SELF_TEST_EXECUTION_STATUS_MAX)
return NULL;
- return map[status];
+ return _P(map[status]);
}
const char* sk_smart_self_test_to_string(SkSmartSelfTest test) {
}
SkBool sk_smart_self_test_available(const SkSmartParsedData *d, SkSmartSelfTest test) {
+ assert(d);
if (!d->start_test_available)
return FALSE;
}
unsigned sk_smart_self_test_polling_minutes(const SkSmartParsedData *d, SkSmartSelfTest test) {
+ assert(d);
if (!sk_smart_self_test_available(d, test))
return 0;
}
}
-typedef struct SkSmartAttributeInfo {
- const char *name;
- SkSmartAttributeUnit unit;
-} SkSmartAttributeInfo;
-
-/* This data is stolen from smartmontools */
-static const SkSmartAttributeInfo const attribute_info[255] = {
- [1] = { "raw-read-error-rate", SK_SMART_ATTRIBUTE_UNIT_NONE },
- [2] = { "throughput-perfomance", SK_SMART_ATTRIBUTE_UNIT_UNKNOWN },
- [3] = { "spin-up-time", SK_SMART_ATTRIBUTE_UNIT_MSECONDS },
- [4] = { "start-stop-count", SK_SMART_ATTRIBUTE_UNIT_NONE },
- [5] = { "reallocated-sector-count", SK_SMART_ATTRIBUTE_UNIT_NONE },
- [6] = { "read-channel-margin", SK_SMART_ATTRIBUTE_UNIT_UNKNOWN },
- [7] = { "seek-error-rate", SK_SMART_ATTRIBUTE_UNIT_NONE },
- [8] = { "seek-time-perfomance", SK_SMART_ATTRIBUTE_UNIT_UNKNOWN },
- [10] = { "spin-retry-count", SK_SMART_ATTRIBUTE_UNIT_NONE },
- [11] = { "calibration-retry-count", SK_SMART_ATTRIBUTE_UNIT_NONE },
- [12] = { "power-cycle-count", SK_SMART_ATTRIBUTE_UNIT_NONE },
- [13] = { "read-soft-error-rate", SK_SMART_ATTRIBUTE_UNIT_NONE },
- [187] = { "reported-uncorrect", SK_SMART_ATTRIBUTE_UNIT_SECTORS },
- [189] = { "high-fly-writes", SK_SMART_ATTRIBUTE_UNIT_NONE },
- [190] = { "airflow-temperature-celsius", SK_SMART_ATTRIBUTE_UNIT_MKELVIN },
- [191] = { "g-sense-error-rate", SK_SMART_ATTRIBUTE_UNIT_NONE },
- [192] = { "power-off-retract-count", SK_SMART_ATTRIBUTE_UNIT_NONE },
- [193] = { "load-cycle-count", SK_SMART_ATTRIBUTE_UNIT_NONE },
- [194] = { "temperature-celsius-2", SK_SMART_ATTRIBUTE_UNIT_MKELVIN },
- [195] = { "hardware-ecc-recovered", SK_SMART_ATTRIBUTE_UNIT_NONE },
- [196] = { "reallocated-event-count", SK_SMART_ATTRIBUTE_UNIT_NONE },
- [197] = { "current-pending-sector", SK_SMART_ATTRIBUTE_UNIT_SECTORS },
- [198] = { "offline-uncorrectable", SK_SMART_ATTRIBUTE_UNIT_SECTORS },
- [199] = { "udma-crc-error-count", SK_SMART_ATTRIBUTE_UNIT_NONE },
- [200] = { "multi-zone-error-rate", SK_SMART_ATTRIBUTE_UNIT_NONE },
- [201] = { "soft-read-error-rate", SK_SMART_ATTRIBUTE_UNIT_NONE },
- [202] = { "ta-increase-count", SK_SMART_ATTRIBUTE_UNIT_NONE },
- [203] = { "run-out-cancel", SK_SMART_ATTRIBUTE_UNIT_NONE },
- [204] = { "shock-count-write-opern", SK_SMART_ATTRIBUTE_UNIT_NONE },
- [205] = { "shock-rate-write-opern", SK_SMART_ATTRIBUTE_UNIT_NONE },
- [206] = { "flying-height", SK_SMART_ATTRIBUTE_UNIT_UNKNOWN },
- [207] = { "spin-high-current", SK_SMART_ATTRIBUTE_UNIT_UNKNOWN },
- [208] = { "spin-buzz", SK_SMART_ATTRIBUTE_UNIT_UNKNOWN},
- [209] = { "offline-seek-perfomance", SK_SMART_ATTRIBUTE_UNIT_UNKNOWN },
- [220] = { "disk-shift", SK_SMART_ATTRIBUTE_UNIT_UNKNOWN },
- [221] = { "g-sense-error-rate-2", SK_SMART_ATTRIBUTE_UNIT_NONE },
- [222] = { "loaded-hours", SK_SMART_ATTRIBUTE_UNIT_MSECONDS },
- [223] = { "load-retry-count", SK_SMART_ATTRIBUTE_UNIT_NONE },
- [224] = { "load-friction", SK_SMART_ATTRIBUTE_UNIT_UNKNOWN },
- [225] = { "load-cycle-count", SK_SMART_ATTRIBUTE_UNIT_NONE },
- [226] = { "load-in-time", SK_SMART_ATTRIBUTE_UNIT_MSECONDS },
- [227] = { "torq-amp-count", SK_SMART_ATTRIBUTE_UNIT_NONE },
- [228] = { "power-off-retract-count", SK_SMART_ATTRIBUTE_UNIT_NONE },
- [230] = { "head-amplitude", SK_SMART_ATTRIBUTE_UNIT_UNKNOWN },
- [231] = { "temperature-celsius-1", SK_SMART_ATTRIBUTE_UNIT_MKELVIN },
- [240] = { "head-flying-hours", SK_SMART_ATTRIBUTE_UNIT_MSECONDS },
- [250] = { "read-error-retry-rate", SK_SMART_ATTRIBUTE_UNIT_NONE }
-};
-
static void make_pretty(SkSmartAttributeParsedData *a) {
uint64_t fourtyeight;
if (!strcmp(a->name, "spin-up-time"))
a->pretty_value = fourtyeight & 0xFFFF;
else if (!strcmp(a->name, "airflow-temperature-celsius") ||
- !strcmp(a->name, "temperature-celsius-1") ||
- !strcmp(a->name, "temperature-celsius-2")) {
+ !strcmp(a->name, "temperature-celsius") ||
+ !strcmp(a->name, "temperature-celsius-2"))
a->pretty_value = (fourtyeight & 0xFFFF)*1000 + 273150;
- } else if (!strcmp(a->name, "power-on-minutes"))
+ else if (!strcmp(a->name, "temperature-centi-celsius"))
+ a->pretty_value = (fourtyeight & 0xFFFF)*100 + 273150;
+ else if (!strcmp(a->name, "power-on-minutes"))
a->pretty_value = fourtyeight * 60 * 1000;
- else if (!strcmp(a->name, "power-on-seconds"))
+ else if (!strcmp(a->name, "power-on-seconds") ||
+ !strcmp(a->name, "power-on-seconds-2"))
a->pretty_value = fourtyeight * 1000;
+ else if (!strcmp(a->name, "power-on-half-minutes"))
+ a->pretty_value = fourtyeight * 30 * 1000;
else if (!strcmp(a->name, "power-on-hours") ||
!strcmp(a->name, "loaded-hours") ||
!strcmp(a->name, "head-flying-hours"))
- a->pretty_value = fourtyeight * 60 * 60 * 1000;
+ a->pretty_value = (fourtyeight & 0xFFFFFFFFU) * 60 * 60 * 1000;
+ else if (!strcmp(a->name, "reallocated-sector-count") ||
+ !strcmp(a->name, "current-pending-sector"))
+ a->pretty_value = fourtyeight & 0xFFFFFFFFU;
+ else if (!strcmp(a->name, "endurance-remaining") ||
+ !strcmp(a->name, "available-reserved-space"))
+ a->pretty_value = a->current_value;
+ else if (!strcmp(a->name, "total-lbas-written") ||
+ !strcmp(a->name, "total-lbas-read"))
+ a->pretty_value = fourtyeight * 65536LLU * 512LLU / 1000000LLU;
+ else if (!strcmp(a->name, "timed-workload-media-wear") ||
+ !strcmp(a->name, "timed-workload-host-reads"))
+ a->pretty_value = (double)fourtyeight / 1024LLU;
+ else if (!strcmp(a->name, "workload-timer"))
+ a->pretty_value = fourtyeight * 60 * 1000;
else
a->pretty_value = fourtyeight;
}
-static const SkSmartAttributeInfo *lookup_attribute(SkDisk *d, uint8_t id) {
- const SkIdentifyParsedData *ipd;
+typedef void (*SkSmartAttributeVerify)(SkDisk *d, SkSmartAttributeParsedData *a);
- /* These are the simple cases */
- if (attribute_info[id].name)
- return &attribute_info[id];
+typedef struct SkSmartAttributeInfo {
+ const char *name;
+ SkSmartAttributeUnit unit;
+ SkSmartAttributeVerify verify;
+} SkSmartAttributeInfo;
- /* These are the complex ones */
- if (sk_disk_identify_parse(d, &ipd) < 0)
- return NULL;
+static void verify_temperature(SkDisk *d, SkSmartAttributeParsedData *a) {
+ assert(a);
+ assert(a->pretty_unit == SK_SMART_ATTRIBUTE_UNIT_MKELVIN);
- switch (id) {
- /* We might want to add further special cases/quirks
- * here eventually. */
+ if (a->pretty_value < SK_MKELVIN_VALID_MIN ||
+ a->pretty_value > SK_MKELVIN_VALID_MAX) {
+ a->pretty_unit = SK_SMART_ATTRIBUTE_UNIT_UNKNOWN;
+ d->attribute_verification_bad = TRUE;
+ }
+}
- case 9: {
+static void verify_short_time(SkDisk *d, SkSmartAttributeParsedData *a) {
+ assert(a);
+ assert(a->pretty_unit == SK_SMART_ATTRIBUTE_UNIT_MSECONDS);
- static const SkSmartAttributeInfo maxtor = {
- "power-on-minutes", SK_SMART_ATTRIBUTE_UNIT_MSECONDS
- };
- static const SkSmartAttributeInfo fujitsu = {
- "power-on-seconds", SK_SMART_ATTRIBUTE_UNIT_MSECONDS
- };
- static const SkSmartAttributeInfo others = {
- "power-on-hours", SK_SMART_ATTRIBUTE_UNIT_MSECONDS
- };
+ if (a->pretty_value < SK_MSECOND_VALID_MIN ||
+ a->pretty_value > SK_MSECOND_VALID_SHORT_MAX) {
+ a->pretty_unit = SK_SMART_ATTRIBUTE_UNIT_UNKNOWN;
+ d->attribute_verification_bad = TRUE;
+ }
+}
- if (strstr(ipd->model, "Maxtor") || strstr(ipd->model, "MAXTOR"))
- return &maxtor;
- else if (strstr(ipd->model, "Fujitsu") || strstr(ipd->model, "FUJITSU"))
- return &fujitsu;
+static void verify_long_time(SkDisk *d, SkSmartAttributeParsedData *a) {
+ assert(a);
+ assert(a->pretty_unit == SK_SMART_ATTRIBUTE_UNIT_MSECONDS);
- return &others;
- }
+ if (a->pretty_value < SK_MSECOND_VALID_MIN ||
+ a->pretty_value > SK_MSECOND_VALID_LONG_MAX) {
+ a->pretty_unit = SK_SMART_ATTRIBUTE_UNIT_UNKNOWN;
+ d->attribute_verification_bad = TRUE;
}
-
- return NULL;
}
-int sk_disk_smart_parse(SkDisk *d, const SkSmartParsedData **spd) {
+static void verify_sectors(SkDisk *d, SkSmartAttributeParsedData *a) {
+ uint64_t max_sectors;
- if (!d->smart_data_valid) {
- errno = ENOENT;
- return -1;
+ assert(d);
+ assert(a);
+ assert(a->pretty_unit == SK_SMART_ATTRIBUTE_UNIT_SECTORS);
+
+ max_sectors = d->size / 512ULL;
+
+ if (a->pretty_value == 0xffffffffULL ||
+ a->pretty_value == 0xffffffffffffffffULL ||
+ (max_sectors > 0 && a->pretty_value > max_sectors)) {
+ a->pretty_value = SK_SMART_ATTRIBUTE_UNIT_UNKNOWN;
+ d->attribute_verification_bad = TRUE;
+ } else {
+ if ((!strcmp(a->name, "reallocated-sector-count") ||
+ !strcmp(a->name, "current-pending-sector")) &&
+ a->pretty_value > 0)
+ a->warn = TRUE;
}
+}
- switch (d->smart_data[362]) {
- case 0x00:
- case 0x80:
- d->smart_parsed_data.offline_data_collection_status = SK_SMART_OFFLINE_DATA_COLLECTION_STATUS_NEVER;
- break;
+/* This data is stolen from smartmontools */
- case 0x02:
- case 0x82:
- d->smart_parsed_data.offline_data_collection_status = SK_SMART_OFFLINE_DATA_COLLECTION_STATUS_SUCCESS;
- break;
+/* %STRINGPOOLSTART% */
+static const SkSmartAttributeInfo const attribute_info[256] = {
+ [1] = { "raw-read-error-rate", SK_SMART_ATTRIBUTE_UNIT_NONE, NULL },
+ [2] = { "throughput-performance", SK_SMART_ATTRIBUTE_UNIT_UNKNOWN, NULL },
+ [3] = { "spin-up-time", SK_SMART_ATTRIBUTE_UNIT_MSECONDS, verify_short_time },
+ [4] = { "start-stop-count", SK_SMART_ATTRIBUTE_UNIT_NONE, NULL },
+ [5] = { "reallocated-sector-count", SK_SMART_ATTRIBUTE_UNIT_SECTORS, verify_sectors },
+ [6] = { "read-channel-margin", SK_SMART_ATTRIBUTE_UNIT_UNKNOWN, NULL },
+ [7] = { "seek-error-rate", SK_SMART_ATTRIBUTE_UNIT_NONE, NULL },
+ [8] = { "seek-time-performance", SK_SMART_ATTRIBUTE_UNIT_UNKNOWN, NULL },
+ [9] = { "power-on-hours", SK_SMART_ATTRIBUTE_UNIT_MSECONDS, verify_long_time },
+ [10] = { "spin-retry-count", SK_SMART_ATTRIBUTE_UNIT_NONE, NULL },
+ [11] = { "calibration-retry-count", SK_SMART_ATTRIBUTE_UNIT_NONE, NULL },
+ [12] = { "power-cycle-count", SK_SMART_ATTRIBUTE_UNIT_NONE, NULL },
+ [13] = { "read-soft-error-rate", SK_SMART_ATTRIBUTE_UNIT_NONE, NULL },
+ [170] = { "available-reserved-space", SK_SMART_ATTRIBUTE_UNIT_PERCENT, NULL },
+ [171] = { "program-fail-count", SK_SMART_ATTRIBUTE_UNIT_NONE, NULL },
+ [172] = { "erase-fail-count", SK_SMART_ATTRIBUTE_UNIT_NONE, NULL },
+ [184] = { "end-to-end-error", SK_SMART_ATTRIBUTE_UNIT_NONE, NULL },
+ [187] = { "reported-uncorrect", SK_SMART_ATTRIBUTE_UNIT_SECTORS, verify_sectors },
+ [188] = { "command-timeout", SK_SMART_ATTRIBUTE_UNIT_NONE, NULL },
+ [189] = { "high-fly-writes", SK_SMART_ATTRIBUTE_UNIT_NONE, NULL },
+ [190] = { "airflow-temperature-celsius", SK_SMART_ATTRIBUTE_UNIT_MKELVIN, verify_temperature },
+ [191] = { "g-sense-error-rate", SK_SMART_ATTRIBUTE_UNIT_NONE, NULL },
+ [192] = { "power-off-retract-count", SK_SMART_ATTRIBUTE_UNIT_NONE, NULL },
+ [193] = { "load-cycle-count", SK_SMART_ATTRIBUTE_UNIT_NONE, NULL },
+ [194] = { "temperature-celsius-2", SK_SMART_ATTRIBUTE_UNIT_MKELVIN, verify_temperature },
+ [195] = { "hardware-ecc-recovered", SK_SMART_ATTRIBUTE_UNIT_NONE, NULL },
+ [196] = { "reallocated-event-count", SK_SMART_ATTRIBUTE_UNIT_NONE, NULL },
+ [197] = { "current-pending-sector", SK_SMART_ATTRIBUTE_UNIT_SECTORS, verify_sectors },
+ [198] = { "offline-uncorrectable", SK_SMART_ATTRIBUTE_UNIT_SECTORS, verify_sectors },
+ [199] = { "udma-crc-error-count", SK_SMART_ATTRIBUTE_UNIT_NONE, NULL },
+ [200] = { "multi-zone-error-rate", SK_SMART_ATTRIBUTE_UNIT_NONE, NULL },
+ [201] = { "soft-read-error-rate", SK_SMART_ATTRIBUTE_UNIT_NONE, NULL },
+ [202] = { "ta-increase-count", SK_SMART_ATTRIBUTE_UNIT_NONE, NULL },
+ [203] = { "run-out-cancel", SK_SMART_ATTRIBUTE_UNIT_UNKNOWN, NULL },
+ [204] = { "shock-count-write-open", SK_SMART_ATTRIBUTE_UNIT_NONE, NULL },
+ [205] = { "shock-rate-write-open", SK_SMART_ATTRIBUTE_UNIT_NONE, NULL },
+ [206] = { "flying-height", SK_SMART_ATTRIBUTE_UNIT_UNKNOWN, NULL },
+ [207] = { "spin-high-current", SK_SMART_ATTRIBUTE_UNIT_UNKNOWN, NULL },
+ [208] = { "spin-buzz", SK_SMART_ATTRIBUTE_UNIT_UNKNOWN, NULL },
+ [209] = { "offline-seek-performance", SK_SMART_ATTRIBUTE_UNIT_UNKNOWN, NULL },
+ [220] = { "disk-shift", SK_SMART_ATTRIBUTE_UNIT_UNKNOWN, NULL },
+ [221] = { "g-sense-error-rate-2", SK_SMART_ATTRIBUTE_UNIT_NONE, NULL },
+ [222] = { "loaded-hours", SK_SMART_ATTRIBUTE_UNIT_MSECONDS, verify_long_time },
+ [223] = { "load-retry-count", SK_SMART_ATTRIBUTE_UNIT_NONE, NULL },
+ [224] = { "load-friction", SK_SMART_ATTRIBUTE_UNIT_UNKNOWN, NULL },
+ [225] = { "load-cycle-count-2", SK_SMART_ATTRIBUTE_UNIT_NONE, NULL },
+ [226] = { "load-in-time", SK_SMART_ATTRIBUTE_UNIT_MSECONDS, verify_short_time },
+ [227] = { "torq-amp-count", SK_SMART_ATTRIBUTE_UNIT_NONE, NULL },
+ [228] = { "power-off-retract-count-2", SK_SMART_ATTRIBUTE_UNIT_NONE, NULL },
+ [230] = { "head-amplitude", SK_SMART_ATTRIBUTE_UNIT_UNKNOWN, NULL },
+ [231] = { "temperature-celsius", SK_SMART_ATTRIBUTE_UNIT_MKELVIN, verify_temperature },
+
+ /* http://www.adtron.com/pdf/SMART_for_XceedLite_SATA_RevA.pdf */
+ [232] = { "endurance-remaining", SK_SMART_ATTRIBUTE_UNIT_PERCENT, NULL },
+ [233] = { "power-on-seconds-2", SK_SMART_ATTRIBUTE_UNIT_UNKNOWN, NULL },
+ [234] = { "uncorrectable-ecc-count", SK_SMART_ATTRIBUTE_UNIT_SECTORS, NULL },
+ [235] = { "good-block-rate", SK_SMART_ATTRIBUTE_UNIT_UNKNOWN, NULL },
+
+ [240] = { "head-flying-hours", SK_SMART_ATTRIBUTE_UNIT_MSECONDS, verify_long_time },
+ [241] = { "total-lbas-written", SK_SMART_ATTRIBUTE_UNIT_MB, NULL },
+ [242] = { "total-lbas-read", SK_SMART_ATTRIBUTE_UNIT_MB, NULL },
+ [250] = { "read-error-retry-rate", SK_SMART_ATTRIBUTE_UNIT_NONE, NULL }
+};
+/* %STRINGPOOLSTOP% */
+
+typedef enum SkSmartQuirk {
+ SK_SMART_QUIRK_9_POWERONMINUTES = 0x000001,
+ SK_SMART_QUIRK_9_POWERONSECONDS = 0x000002,
+ SK_SMART_QUIRK_9_POWERONHALFMINUTES = 0x000004,
+ SK_SMART_QUIRK_192_EMERGENCYRETRACTCYCLECT = 0x000008,
+ SK_SMART_QUIRK_193_LOADUNLOAD = 0x000010,
+ SK_SMART_QUIRK_194_10XCELSIUS = 0x000020,
+ SK_SMART_QUIRK_194_UNKNOWN = 0x000040,
+ SK_SMART_QUIRK_200_WRITEERRORCOUNT = 0x000080,
+ SK_SMART_QUIRK_201_DETECTEDTACOUNT = 0x000100,
+ SK_SMART_QUIRK_5_UNKNOWN = 0x000200,
+ SK_SMART_QUIRK_9_UNKNOWN = 0x000400,
+ SK_SMART_QUIRK_197_UNKNOWN = 0x000800,
+ SK_SMART_QUIRK_198_UNKNOWN = 0x001000,
+ SK_SMART_QUIRK_190_UNKNOWN = 0x002000,
+ SK_SMART_QUIRK_232_AVAILABLERESERVEDSPACE = 0x004000,
+ SK_SMART_QUIRK_233_MEDIAWEAROUTINDICATOR = 0x008000,
+ SK_SMART_QUIRK_225_TOTALLBASWRITTEN = 0x010000,
+ SK_SMART_QUIRK_4_UNUSED = 0x020000,
+ SK_SMART_QUIRK_226_TIMEWORKLOADMEDIAWEAR = 0x040000,
+ SK_SMART_QUIRK_227_TIMEWORKLOADHOSTREADS = 0x080000,
+ SK_SMART_QUIRK_228_WORKLOADTIMER = 0x100000,
+ SK_SMART_QUIRK_3_UNUSED = 0x200000
+} SkSmartQuirk;
+
+/* %STRINGPOOLSTART% */
+static const char *quirk_name[] = {
+ "9_POWERONMINUTES",
+ "9_POWERONSECONDS",
+ "9_POWERONHALFMINUTES",
+ "192_EMERGENCYRETRACTCYCLECT",
+ "193_LOADUNLOAD",
+ "194_10XCELSIUS",
+ "194_UNKNOWN",
+ "200_WRITEERRORCOUNT",
+ "201_DETECTEDTACOUNT",
+ "5_UNKNOWN",
+ "9_UNKNOWN",
+ "197_UNKNOWN",
+ "198_UNKNOWN",
+ "190_UNKNOWN",
+ "232_AVAILABLERESERVEDSPACE",
+ "233_MEDIAWEAROUTINDICATOR",
+ "225_TOTALLBASWRITTEN",
+ "4_UNUSED",
+ "226_TIMEWORKLOADMEDIAWEAR",
+ "227_TIMEWORKLOADHOSTREADS",
+ "228_WORKLOADTIMER",
+ "3_UNUSED",
+ NULL
+};
+/* %STRINGPOOLSTOP% */
+
+typedef struct SkSmartQuirkDatabase {
+ const char *model;
+ const char *firmware;
+ SkSmartQuirk quirk;
+} SkSmartQuirkDatabase;
+
+static const SkSmartQuirkDatabase quirk_database[] = { {
+
+ /*** Fujitsu */
+ "^("
+ "FUJITSU MHY2120BH|"
+ "FUJITSU MHY2250BH"
+ ")$",
+ "^0085000B$", /* seems to be specific to this firmware */
+ SK_SMART_QUIRK_9_POWERONMINUTES|
+ SK_SMART_QUIRK_197_UNKNOWN|
+ SK_SMART_QUIRK_198_UNKNOWN
+ }, {
+ "^FUJITSU MHR2040AT$",
+ NULL,
+ SK_SMART_QUIRK_9_POWERONSECONDS|
+ SK_SMART_QUIRK_192_EMERGENCYRETRACTCYCLECT|
+ SK_SMART_QUIRK_200_WRITEERRORCOUNT
+ }, {
+ "^FUJITSU MHS20[6432]0AT( .)?$",
+ NULL,
+ SK_SMART_QUIRK_9_POWERONSECONDS|
+ SK_SMART_QUIRK_192_EMERGENCYRETRACTCYCLECT|
+ SK_SMART_QUIRK_200_WRITEERRORCOUNT|
+ SK_SMART_QUIRK_201_DETECTEDTACOUNT
+ }, {
+ "^("
+ "FUJITSU M1623TAU|"
+ "FUJITSU MHG2...ATU?.*|"
+ "FUJITSU MHH2...ATU?.*|"
+ "FUJITSU MHJ2...ATU?.*|"
+ "FUJITSU MHK2...ATU?.*|"
+ "FUJITSU MHL2300AT|"
+ "FUJITSU MHM2(20|15|10|06)0AT|"
+ "FUJITSU MHN2...AT|"
+ "FUJITSU MHR2020AT|"
+ "FUJITSU MHT2...(AH|AS|AT|BH)U?.*|"
+ "FUJITSU MHU2...ATU?.*|"
+ "FUJITSU MHV2...(AH|AS|AT|BH|BS|BT).*|"
+ "FUJITSU MP[A-G]3...A[HTEV]U?.*"
+ ")$",
+ NULL,
+ SK_SMART_QUIRK_9_POWERONSECONDS
+ }, {
+
+ /*** Samsung ***/
+ "^("
+ "SAMSUNG SV4012H|"
+ "SAMSUNG SP(0451|08[0124]2|12[0145]3|16[0145]4)[CN]"
+ ")$",
+ NULL,
+ SK_SMART_QUIRK_9_POWERONHALFMINUTES
+ }, {
+ "^("
+ "SAMSUNG SV0412H|"
+ "SAMSUNG SV1204H"
+ ")$",
+ NULL,
+ SK_SMART_QUIRK_9_POWERONHALFMINUTES|
+ SK_SMART_QUIRK_194_10XCELSIUS
+ }, {
+ "^SAMSUNG SP40A2H$",
+ "^RR100-07$",
+ SK_SMART_QUIRK_9_POWERONHALFMINUTES
+ }, {
+ "^SAMSUNG SP80A4H$",
+ "^RT100-06$",
+ SK_SMART_QUIRK_9_POWERONHALFMINUTES
+ }, {
+ "^SAMSUNG SP8004H$",
+ "^QW100-61$",
+ SK_SMART_QUIRK_9_POWERONHALFMINUTES
+ }, {
+
+ /*** Maxtor */
+ "^("
+ "Maxtor 2B0(0[468]|1[05]|20)H1|"
+ "Maxtor 4G(120J6|160J[68])|"
+ "Maxtor 4D0(20H1|40H2|60H3|80H4)"
+ ")$",
+ NULL,
+ SK_SMART_QUIRK_9_POWERONMINUTES|
+ SK_SMART_QUIRK_194_UNKNOWN
+ }, {
+ "^("
+ "Maxtor 2F0[234]0[JL]0|"
+ "Maxtor 8(1280A2|2160A4|2560A4|3840A6|4000A6|5120A8)|"
+ "Maxtor 8(2160D2|3228D3|3240D3|4320D4|6480D6|8400D8|8455D8)|"
+ "Maxtor 9(0510D4|0576D4|0648D5|0720D5|0840D6|0845D6|0864D6|1008D7|1080D8|1152D8)|"
+ "Maxtor 9(1(360|350|202)D8|1190D7|10[12]0D6|0840D5|06[48]0D4|0510D3|1(350|202)E8|1010E6|0840E5|0640E4)|"
+ "Maxtor 9(0512D2|0680D3|0750D3|0913D4|1024D4|1360D6|1536D6|1792D7|2048D8)|"
+ "Maxtor 9(2732U8|2390U7|204[09]U6|1707U5|1366U4|1024U3|0845U3|0683U2)|"
+ "Maxtor 4(R0[68]0[JL]0|R1[26]0L0|A160J0|R120L4)|"
+ "Maxtor (91728D8|91512D7|91303D6|91080D5|90845D4|90645D3|90648D[34]|90432D2)|"
+ "Maxtor 9(0431U1|0641U2|0871U2|1301U3|1741U4)|"
+ "Maxtor (94091U8|93071U6|92561U5|92041U4|91731U4|91531U3|91361U3|91021U2|90841U2|90651U2)|"
+ "Maxtor (33073U4|32049U3|31536U2|30768U1|33073H4|32305H3|31536H2|30768H1)|"
+ "Maxtor (93652U8|92739U6|91826U4|91369U3|90913U2|90845U2|90435U1)|"
+ "Maxtor 9(0684U2|1024U2|1362U3|1536U3|2049U4|2562U5|3073U6|4098U8)|"
+ "Maxtor (54098[UH]8|53073[UH]6|52732[UH]6|52049[UH]4|51536[UH]3|51369[UH]3|51024[UH]2)|"
+ "Maxtor 3(1024H1|1535H2|2049H2|3073H3|4098H4)( B)?|"
+ "Maxtor 5(4610H6|4098H6|3073H4|2049H3|1536H2|1369H2|1023H2)|"
+ "Maxtor 9(1023U2|1536U2|2049U3|2305U3|3073U4|4610U6|6147U8)|"
+ "Maxtor 9(1023H2|1536H2|2049H3|2305H3|3073H4|4098H6|4610H6|6147H8)|"
+ "Maxtor 5T0(60H6|40H4|30H3|20H2|10H1)|"
+ "Maxtor (98196H8|96147H6)|"
+ "Maxtor 4W(100H6|080H6|060H4|040H3|030H2)|"
+ "Maxtor 6(E0[234]|K04)0L0|"
+ "Maxtor 6(B(30|25|20|16|12|10|08)0[MPRS]|L(080[MLP]|(100|120)[MP]|160[MP]|200[MPRS]|250[RS]|300[RS]))0|"
+ "Maxtor 6Y((060|080|120|160)L0|(060|080|120|160|200|250)P0|(060|080|120|160|200|250)M0)|"
+ "Maxtor 7Y250[PM]0|"
+ "Maxtor [45]A(25|30|32)0[JN]0|"
+ "Maxtor 7L(25|30)0[SR]0"
+ ")$",
+ NULL,
+ SK_SMART_QUIRK_9_POWERONMINUTES
+ }, {
+
+
+ /*** Hitachi */
+ "^("
+ "HITACHI_DK14FA-20B|"
+ "HITACHI_DK23..-..B?|"
+ "HITACHI_DK23FA-20J|HTA422020F9AT[JN]0|"
+ "HE[JN]4230[23]0F9AT00|"
+ "HTC4260[23]0G5CE00|HTC4260[56]0G8CE00"
+ ")$",
+ NULL,
+ SK_SMART_QUIRK_9_POWERONMINUTES|
+ SK_SMART_QUIRK_193_LOADUNLOAD
+ }, {
+ "^HTS541010G9SA00$",
+ "^MBZOC60P$",
+ SK_SMART_QUIRK_5_UNKNOWN
+ }, {
+
+ /*** Apple SSD (?) http://bugs.freedesktop.org/show_bug.cgi?id=24700
+ https://bugs.launchpad.net/ubuntu/+source/gnome-disk-utility/+bug/438136/comments/4 */
+ "^MCCOE64GEMPP$",
+ "^2.9.0[3-9]$",
+ SK_SMART_QUIRK_5_UNKNOWN|
+ SK_SMART_QUIRK_190_UNKNOWN
+ }, {
+
+ /*** Intel */
+ "^INTEL SSDSA2CW[0-9]{3}G3$",
+ NULL,
+ SK_SMART_QUIRK_3_UNUSED|
+ SK_SMART_QUIRK_4_UNUSED|
+ SK_SMART_QUIRK_225_TOTALLBASWRITTEN|
+ SK_SMART_QUIRK_226_TIMEWORKLOADMEDIAWEAR|
+ SK_SMART_QUIRK_227_TIMEWORKLOADHOSTREADS|
+ SK_SMART_QUIRK_228_WORKLOADTIMER|
+ SK_SMART_QUIRK_232_AVAILABLERESERVEDSPACE|
+ SK_SMART_QUIRK_233_MEDIAWEAROUTINDICATOR
+ }, {
+ NULL,
+ NULL,
+ 0
+ }
+};
- case 0x03:
- d->smart_parsed_data.offline_data_collection_status = SK_SMART_OFFLINE_DATA_COLLECTION_STATUS_INPROGRESS;
- break;
+static int match(const char*regex, const char *s, SkBool *result) {
+ int k;
+ regex_t re;
- case 0x04:
- case 0x84:
- d->smart_parsed_data.offline_data_collection_status = SK_SMART_OFFLINE_DATA_COLLECTION_STATUS_SUSPENDED;
- break;
+ *result = FALSE;
- case 0x05:
+ if (regcomp(&re, regex, REG_EXTENDED|REG_NOSUB) != 0) {
+ errno = EINVAL;
+ return -1;
+ }
+
+ if ((k = regexec(&re, s, 0, NULL, 0)) != 0) {
+
+ if (k != REG_NOMATCH) {
+ regfree(&re);
+ errno = EINVAL;
+ return -1;
+ }
+
+ } else
+ *result = TRUE;
+
+ regfree(&re);
+
+ return 0;
+}
+
+static int lookup_quirks(const char *model, const char *firmware, SkSmartQuirk *quirk) {
+ int k;
+ const SkSmartQuirkDatabase *db;
+
+ *quirk = 0;
+
+ for (db = quirk_database; db->model || db->firmware; db++) {
+
+ if (db->model) {
+ SkBool matching = FALSE;
+
+ if ((k = match(db->model, model, &matching)) < 0)
+ return k;
+
+ if (!matching)
+ continue;
+ }
+
+ if (db->firmware) {
+ SkBool matching = FALSE;
+
+ if ((k = match(db->firmware, firmware, &matching)) < 0)
+ return k;
+
+ if (!matching)
+ continue;
+ }
+
+ *quirk = db->quirk;
+ return 0;
+ }
+
+ return 0;
+}
+
+static const SkSmartAttributeInfo *lookup_attribute(SkDisk *d, uint8_t id) {
+ const SkIdentifyParsedData *ipd;
+ SkSmartQuirk quirk = 0;
+
+ /* These are the complex ones */
+ if (sk_disk_identify_parse(d, &ipd) < 0)
+ return NULL;
+
+ if (lookup_quirks(ipd->model, ipd->firmware, &quirk) < 0)
+ return NULL;
+
+ if (quirk) {
+ switch (id) {
+ case 3:
+ /* %STRINGPOOLSTART% */
+ if (quirk & SK_SMART_QUIRK_3_UNUSED) {
+ static const SkSmartAttributeInfo a = {
+ "spin-up-time", SK_SMART_ATTRIBUTE_UNIT_UNKNOWN, NULL
+ };
+ return &a;
+ }
+ /* %STRINGPOOLSTOP% */
+
+ break;
+
+ case 4:
+ /* %STRINGPOOLSTART% */
+ if (quirk & SK_SMART_QUIRK_4_UNUSED) {
+ static const SkSmartAttributeInfo a = {
+ "start-stop-count", SK_SMART_ATTRIBUTE_UNIT_UNKNOWN, NULL
+ };
+ return &a;
+ }
+ /* %STRINGPOOLSTOP% */
+
+ break;
+
+ case 5:
+ if (quirk & SK_SMART_QUIRK_5_UNKNOWN)
+ return NULL;
+
+ break;
+
+ case 9:
+ /* %STRINGPOOLSTART% */
+ if (quirk & SK_SMART_QUIRK_9_POWERONMINUTES) {
+ static const SkSmartAttributeInfo a = {
+ "power-on-minutes", SK_SMART_ATTRIBUTE_UNIT_MSECONDS, verify_long_time
+ };
+ return &a;
+
+ } else if (quirk & SK_SMART_QUIRK_9_POWERONSECONDS) {
+ static const SkSmartAttributeInfo a = {
+ "power-on-seconds", SK_SMART_ATTRIBUTE_UNIT_MSECONDS, verify_long_time
+ };
+ return &a;
+
+ } else if (quirk & SK_SMART_QUIRK_9_POWERONHALFMINUTES) {
+ static const SkSmartAttributeInfo a = {
+ "power-on-half-minutes", SK_SMART_ATTRIBUTE_UNIT_MSECONDS, verify_long_time
+ };
+ return &a;
+ } else if (quirk & SK_SMART_QUIRK_9_UNKNOWN)
+ return NULL;
+ /* %STRINGPOOLSTOP% */
+
+ break;
+
+ case 190:
+ if (quirk & SK_SMART_QUIRK_190_UNKNOWN)
+ return NULL;
+
+ break;
+
+ case 192:
+ /* %STRINGPOOLSTART% */
+ if (quirk & SK_SMART_QUIRK_192_EMERGENCYRETRACTCYCLECT) {
+ static const SkSmartAttributeInfo a = {
+ "emergency-retract-cycle-count", SK_SMART_ATTRIBUTE_UNIT_NONE, NULL
+ };
+ return &a;
+ }
+ /* %STRINGPOOLSTOP% */
+
+ break;
+
+ case 194:
+ /* %STRINGPOOLSTART% */
+ if (quirk & SK_SMART_QUIRK_194_10XCELSIUS) {
+ static const SkSmartAttributeInfo a = {
+ "temperature-centi-celsius", SK_SMART_ATTRIBUTE_UNIT_MKELVIN, verify_temperature
+ };
+ return &a;
+ } else if (quirk & SK_SMART_QUIRK_194_UNKNOWN)
+ return NULL;
+ /* %STRINGPOOLSTOP% */
+
+ break;
+
+ case 197:
+ if (quirk & SK_SMART_QUIRK_197_UNKNOWN)
+ return NULL;
+
+ break;
+
+ case 198:
+ if (quirk & SK_SMART_QUIRK_198_UNKNOWN)
+ return NULL;
+
+ break;
+
+ case 200:
+ /* %STRINGPOOLSTART% */
+ if (quirk & SK_SMART_QUIRK_200_WRITEERRORCOUNT) {
+ static const SkSmartAttributeInfo a = {
+ "write-error-count", SK_SMART_ATTRIBUTE_UNIT_NONE, NULL
+ };
+ return &a;
+ }
+ /* %STRINGPOOLSTOP% */
+
+ break;
+
+ case 201:
+ /* %STRINGPOOLSTART% */
+ if (quirk & SK_SMART_QUIRK_201_DETECTEDTACOUNT) {
+ static const SkSmartAttributeInfo a = {
+ "detected-ta-count", SK_SMART_ATTRIBUTE_UNIT_NONE, NULL
+ };
+ return &a;
+ }
+ /* %STRINGPOOLSTOP% */
+
+ break;
+
+ case 225:
+ /* %STRINGPOOLSTART% */
+ if (quirk & SK_SMART_QUIRK_225_TOTALLBASWRITTEN) {
+ static const SkSmartAttributeInfo a = {
+ "total-lbas-written", SK_SMART_ATTRIBUTE_UNIT_MB, NULL
+ };
+ return &a;
+ }
+ /* %STRINGPOOLSTOP% */
+
+ break;
+
+ case 226:
+ /* %STRINGPOOLSTART% */
+ if (quirk & SK_SMART_QUIRK_226_TIMEWORKLOADMEDIAWEAR) {
+ static const SkSmartAttributeInfo a = {
+ "timed-workload-media-wear", SK_SMART_ATTRIBUTE_UNIT_SMALL_PERCENT, NULL
+ };
+ return &a;
+ }
+ /* %STRINGPOOLSTOP% */
+
+ break;
+
+ case 227:
+ /* %STRINGPOOLSTART% */
+ if (quirk & SK_SMART_QUIRK_227_TIMEWORKLOADHOSTREADS) {
+ static const SkSmartAttributeInfo a = {
+ "timed-workload-host-reads", SK_SMART_ATTRIBUTE_UNIT_SMALL_PERCENT, NULL
+ };
+ return &a;
+ }
+ /* %STRINGPOOLSTOP% */
+
+ break;
+
+ case 228:
+ /* %STRINGPOOLSTART% */
+ if (quirk & SK_SMART_QUIRK_228_WORKLOADTIMER) {
+ static const SkSmartAttributeInfo a = {
+ "workload-timer", SK_SMART_ATTRIBUTE_UNIT_MSECONDS, NULL
+ };
+ return &a;
+ }
+ /* %STRINGPOOLSTOP% */
+
+ break;
+
+ case 232:
+ /* %STRINGPOOLSTART% */
+ if (quirk & SK_SMART_QUIRK_232_AVAILABLERESERVEDSPACE) {
+ static const SkSmartAttributeInfo a = {
+ "available-reserved-space", SK_SMART_ATTRIBUTE_UNIT_PERCENT, NULL
+ };
+ return &a;
+ }
+ /* %STRINGPOOLSTOP% */
+ break;
+
+ case 233:
+ /* %STRINGPOOLSTART% */
+ if (quirk & SK_SMART_QUIRK_233_MEDIAWEAROUTINDICATOR) {
+ static const SkSmartAttributeInfo a = {
+ "media-wearout-indicator", SK_SMART_ATTRIBUTE_UNIT_PERCENT, NULL
+ };
+ return &a;
+ }
+ /* %STRINGPOOLSTOP% */
+ break;
+
+ }
+ }
+
+ /* These are the simple cases */
+ if (attribute_info[id].name)
+ return &attribute_info[id];
+
+ return NULL;
+}
+
+int sk_disk_smart_parse(SkDisk *d, const SkSmartParsedData **spd) {
+
+ if (!d->smart_data_valid) {
+ errno = ENOENT;
+ return -1;
+ }
+
+ switch (d->smart_data[362]) {
+ case 0x00:
+ case 0x80:
+ d->smart_parsed_data.offline_data_collection_status = SK_SMART_OFFLINE_DATA_COLLECTION_STATUS_NEVER;
+ break;
+
+ case 0x02:
+ case 0x82:
+ d->smart_parsed_data.offline_data_collection_status = SK_SMART_OFFLINE_DATA_COLLECTION_STATUS_SUCCESS;
+ break;
+
+ case 0x03:
+ d->smart_parsed_data.offline_data_collection_status = SK_SMART_OFFLINE_DATA_COLLECTION_STATUS_INPROGRESS;
+ break;
+
+ case 0x04:
+ case 0x84:
+ d->smart_parsed_data.offline_data_collection_status = SK_SMART_OFFLINE_DATA_COLLECTION_STATUS_SUSPENDED;
+ break;
+
+ case 0x05:
case 0x85:
d->smart_parsed_data.offline_data_collection_status = SK_SMART_OFFLINE_DATA_COLLECTION_STATUS_ABORTED;
break;
uint8_t *p;
unsigned n;
- if (!d->smart_threshold_data_valid) {
- a->threshold_valid = FALSE;
- return;
- }
+ if (!d->smart_thresholds_valid)
+ goto fail;
- for (n = 0, p = d->smart_threshold_data+2; n < 30; n++, p+=12)
+ for (n = 0, p = d->smart_thresholds+2; n < 30; n++, p+=12)
if (p[0] == a->id)
break;
- if (n >= 30) {
- a->threshold_valid = FALSE;
- return;
- }
+ if (n >= 30)
+ goto fail;
a->threshold = p[1];
- a->threshold_valid = TRUE;
+ a->threshold_valid = p[1] != 0xFE;
+
+ a->good_now_valid = FALSE;
+ a->good_now = TRUE;
+ a->good_in_the_past_valid = FALSE;
+ a->good_in_the_past = TRUE;
+
+ /* Always-Fail and Always-Passing thresholds are not relevant
+ * for our assessment. */
+ if (p[1] >= 1 && p[1] <= 0xFD) {
+
+ if (a->worst_value_valid) {
+ a->good_in_the_past = a->good_in_the_past && (a->worst_value > a->threshold);
+ a->good_in_the_past_valid = TRUE;
+ }
+
+ if (a->current_value_valid) {
+ a->good_now = a->good_now && (a->current_value > a->threshold);
+ a->good_now_valid = TRUE;
+ }
+ }
+
+ a->warn =
+ (a->good_now_valid && !a->good_now) ||
+ (a->good_in_the_past_valid && !a->good_in_the_past);
+
+ return;
- a->good =
- a->worst_value > a->threshold &&
- a->current_value > a->threshold;
+fail:
+ a->threshold_valid = FALSE;
+ a->good_now_valid = FALSE;
+ a->good_in_the_past_valid = FALSE;
+ a->warn = FALSE;
}
int sk_disk_smart_parse_attributes(SkDisk *d, SkSmartAttributeParseCallback cb, void* userdata) {
memset(&a, 0, sizeof(a));
a.id = p[0];
a.current_value = p[3];
+ a.current_value_valid = p[3] >= 1 && p[3] <= 0xFD;
a.worst_value = p[4];
+ a.worst_value_valid = p[4] >= 1 && p[4] <= 0xFD;
a.flags = ((uint16_t) p[2] << 8) | p[1];
a.prefailure = !!(p[1] & 1);
memcpy(a.raw, p+5, 6);
if ((i = lookup_attribute(d, p[0]))) {
- a.name = i->name;
+ a.name = _P(i->name);
a.pretty_unit = i->unit;
} else {
if (asprintf(&an, "attribute-%u", a.id) < 0) {
find_threshold(d, &a);
- cb(d, &a, userdata);
+ if (i && i->verify)
+ i->verify(d, &a);
+ cb(d, &a, userdata);
free(an);
}
const char* sk_smart_attribute_unit_to_string(SkSmartAttributeUnit unit) {
+ /* %STRINGPOOLSTART% */
const char * const map[] = {
[SK_SMART_ATTRIBUTE_UNIT_UNKNOWN] = NULL,
[SK_SMART_ATTRIBUTE_UNIT_NONE] = "",
[SK_SMART_ATTRIBUTE_UNIT_MSECONDS] = "ms",
[SK_SMART_ATTRIBUTE_UNIT_SECTORS] = "sectors",
- [SK_SMART_ATTRIBUTE_UNIT_MKELVIN] = "mK"
+ [SK_SMART_ATTRIBUTE_UNIT_MKELVIN] = "mK",
+ [SK_SMART_ATTRIBUTE_UNIT_PERCENT] = "%",
+ [SK_SMART_ATTRIBUTE_UNIT_SMALL_PERCENT] = "%",
+ [SK_SMART_ATTRIBUTE_UNIT_MB] = "MB"
};
+ /* %STRINGPOOLSTOP% */
if (unit >= _SK_SMART_ATTRIBUTE_UNIT_MAX)
return NULL;
- return map[unit];
+ return _P(map[unit]);
+}
+
+struct attr_helper {
+ uint64_t *value;
+ SkBool found;
+};
+
+static void temperature_cb(SkDisk *d, const SkSmartAttributeParsedData *a, struct attr_helper *ah) {
+
+ if (a->pretty_unit != SK_SMART_ATTRIBUTE_UNIT_MKELVIN)
+ return;
+
+ if (!strcmp(a->name, "temperature-centi-celsius") ||
+ !strcmp(a->name, "temperature-celsius") ||
+ !strcmp(a->name, "temperature-celsius-2") ||
+ !strcmp(a->name, "airflow-temperature-celsius")) {
+
+ if (!ah->found || a->pretty_value > *ah->value)
+ *ah->value = a->pretty_value;
+
+ ah->found = TRUE;
+ }
+}
+
+int sk_disk_smart_get_temperature(SkDisk *d, uint64_t *kelvin) {
+ struct attr_helper ah;
+
+ assert(d);
+ assert(kelvin);
+
+ ah.found = FALSE;
+ ah.value = kelvin;
+
+ if (sk_disk_smart_parse_attributes(d, (SkSmartAttributeParseCallback) temperature_cb, &ah) < 0)
+ return -1;
+
+ if (!ah.found) {
+ errno = ENOENT;
+ return -1;
+ }
+
+ return 0;
+}
+
+static void power_on_cb(SkDisk *d, const SkSmartAttributeParsedData *a, struct attr_helper *ah) {
+
+ if (a->pretty_unit != SK_SMART_ATTRIBUTE_UNIT_MSECONDS)
+ return;
+
+ if (!strcmp(a->name, "power-on-minutes") ||
+ !strcmp(a->name, "power-on-seconds") ||
+ !strcmp(a->name, "power-on-seconds-2") ||
+ !strcmp(a->name, "power-on-half-minutes") ||
+ !strcmp(a->name, "power-on-hours")) {
+
+ if (!ah->found || a->pretty_value > *ah->value)
+ *ah->value = a->pretty_value;
+
+ ah->found = TRUE;
+ }
+}
+
+int sk_disk_smart_get_power_on(SkDisk *d, uint64_t *mseconds) {
+ struct attr_helper ah;
+
+ assert(d);
+ assert(mseconds);
+
+ ah.found = FALSE;
+ ah.value = mseconds;
+
+ if (sk_disk_smart_parse_attributes(d, (SkSmartAttributeParseCallback) power_on_cb, &ah) < 0)
+ return -1;
+
+ if (!ah.found) {
+ errno = ENOENT;
+ return -1;
+ }
+
+ return 0;
+}
+
+static void power_cycle_cb(SkDisk *d, const SkSmartAttributeParsedData *a, struct attr_helper *ah) {
+
+ if (a->pretty_unit != SK_SMART_ATTRIBUTE_UNIT_NONE)
+ return;
+
+ if (!strcmp(a->name, "power-cycle-count")) {
+
+ if (!ah->found || a->pretty_value > *ah->value)
+ *ah->value = a->pretty_value;
+
+ ah->found = TRUE;
+ }
+}
+
+int sk_disk_smart_get_power_cycle(SkDisk *d, uint64_t *count) {
+ struct attr_helper ah;
+
+ assert(d);
+ assert(count);
+
+ ah.found = FALSE;
+ ah.value = count;
+
+ if (sk_disk_smart_parse_attributes(d, (SkSmartAttributeParseCallback) power_cycle_cb, &ah) < 0)
+ return -1;
+
+ if (!ah.found) {
+ errno = ENOENT;
+ return -1;
+ }
+
+ return 0;
+}
+
+static void reallocated_cb(SkDisk *d, const SkSmartAttributeParsedData *a, struct attr_helper *ah) {
+
+ if (a->pretty_unit != SK_SMART_ATTRIBUTE_UNIT_SECTORS)
+ return;
+
+ if (!strcmp(a->name, "reallocated-sector-count")) {
+
+ if (!ah->found || a->pretty_value > *ah->value)
+ *ah->value = a->pretty_value;
+
+ ah->found = TRUE;
+ }
+}
+
+static void pending_cb(SkDisk *d, const SkSmartAttributeParsedData *a, struct attr_helper *ah) {
+
+ if (a->pretty_unit != SK_SMART_ATTRIBUTE_UNIT_SECTORS)
+ return;
+
+ if (!strcmp(a->name, "current-pending-sector")) {
+
+ if (!ah->found || a->pretty_value > *ah->value)
+ *ah->value = a->pretty_value;
+
+ ah->found = TRUE;
+ }
+}
+
+int sk_disk_smart_get_bad(SkDisk *d, uint64_t *sectors) {
+ struct attr_helper ah1, ah2;
+ uint64_t sectors1, sectors2;
+
+ assert(d);
+ assert(sectors);
+
+ ah1.found = FALSE;
+ ah1.value = §ors1;
+
+ if (sk_disk_smart_parse_attributes(d, (SkSmartAttributeParseCallback) reallocated_cb, &ah1) < 0)
+ return -1;
+
+ ah2.found = FALSE;
+ ah2.value = §ors2;
+
+ if (sk_disk_smart_parse_attributes(d, (SkSmartAttributeParseCallback) pending_cb, &ah2) < 0)
+ return -1;
+
+ if (!ah1.found && !ah2.found) {
+ errno = ENOENT;
+ return -1;
+ }
+
+ if (ah1.found && ah2.found)
+ *sectors = sectors1 + sectors2;
+ else if (ah1.found)
+ *sectors = sectors1;
+ else
+ *sectors = sectors2;
+
+ return 0;
+}
+
+const char* sk_smart_overall_to_string(SkSmartOverall overall) {
+
+ /* %STRINGPOOLSTART% */
+ const char * const map[] = {
+ [SK_SMART_OVERALL_GOOD] = "GOOD",
+ [SK_SMART_OVERALL_BAD_ATTRIBUTE_IN_THE_PAST] = "BAD_ATTRIBUTE_IN_THE_PAST",
+ [SK_SMART_OVERALL_BAD_SECTOR] = "BAD_SECTOR",
+ [SK_SMART_OVERALL_BAD_ATTRIBUTE_NOW] = "BAD_ATTRIBUTE_NOW",
+ [SK_SMART_OVERALL_BAD_SECTOR_MANY] = "BAD_SECTOR_MANY",
+ [SK_SMART_OVERALL_BAD_STATUS] = "BAD_STATUS",
+ };
+ /* %STRINGPOOLSTOP% */
+
+ if (overall >= _SK_SMART_OVERALL_MAX)
+ return NULL;
+
+ return _P(map[overall]);
+}
+
+static void bad_attribute_now_cb(SkDisk *d, const SkSmartAttributeParsedData *a, SkBool *good) {
+ if (a->prefailure && a->good_now_valid && !a->good_now)
+ *good = FALSE;
+}
+
+static void bad_attribute_in_the_past_cb(SkDisk *d, const SkSmartAttributeParsedData *a, SkBool *good) {
+ if (a->prefailure && a->good_in_the_past_valid && !a->good_in_the_past)
+ *good = FALSE;
+}
+
+static uint64_t u64log2(uint64_t n) {
+ unsigned r;
+
+ if (n <= 1)
+ return 0;
+
+ r = 0;
+ for (;;) {
+ n = n >> 1;
+ if (!n)
+ return r;
+ r++;
+ }
+}
+
+int sk_disk_smart_get_overall(SkDisk *d, SkSmartOverall *overall) {
+ SkBool good;
+ uint64_t sectors, sector_threshold;
+
+ assert(d);
+ assert(overall);
+
+ /* First, check SMART self-assesment */
+ if (sk_disk_smart_status(d, &good) < 0)
+ return -1;
+
+ if (!good) {
+ *overall = SK_SMART_OVERALL_BAD_STATUS;
+ return 0;
+ }
+
+ /* Second, check if the number of bad sectors is greater than
+ * a certain threshold */
+ if (sk_disk_smart_get_bad(d, §ors) < 0) {
+ if (errno != ENOENT)
+ return -1;
+ sectors = 0;
+ } else {
+
+ /* We use log2(n_sectors) as a threshold here. We had to pick
+ * something, and this makes a bit of sense, or doesn't it? */
+ sector_threshold = u64log2(d->size/512);
+
+ if (sectors >= sector_threshold) {
+ *overall = SK_SMART_OVERALL_BAD_SECTOR_MANY;
+ return 0;
+ }
+ }
+
+ /* Third, check if any of the SMART attributes is bad */
+ good = TRUE;
+ if (sk_disk_smart_parse_attributes(d, (SkSmartAttributeParseCallback) bad_attribute_now_cb, &good) < 0)
+ return -1;
+
+ if (!good) {
+ *overall = SK_SMART_OVERALL_BAD_ATTRIBUTE_NOW;
+ return 0;
+ }
+
+ /* Fourth, check if there are any bad sectors at all */
+ if (sectors > 0) {
+ *overall = SK_SMART_OVERALL_BAD_SECTOR;
+ return 0;
+ }
+
+ /* Fifth, check if any of the SMART attributes ever was bad */
+ good = TRUE;
+ if (sk_disk_smart_parse_attributes(d, (SkSmartAttributeParseCallback) bad_attribute_in_the_past_cb, &good) < 0)
+ return -1;
+
+ if (!good) {
+ *overall = SK_SMART_OVERALL_BAD_ATTRIBUTE_IN_THE_PAST;
+ return 0;
+ }
+
+ /* Sixth, there's really nothing to complain about, so give it a pass */
+ *overall = SK_SMART_OVERALL_GOOD;
+ return 0;
}
static char* print_name(char *s, size_t len, uint8_t id, const char *k) {
s[len-1] = 0;
return s;
-
}
-static char *print_value(char *s, size_t len, const SkSmartAttributeParsedData *a) {
+static char *print_value(char *s, size_t len, uint64_t pretty_value, SkSmartAttributeUnit pretty_unit) {
- switch (a->pretty_unit) {
+ switch (pretty_unit) {
case SK_SMART_ATTRIBUTE_UNIT_MSECONDS:
- if (a->pretty_value >= 1000LLU*60LLU*60LLU*24LLU*365LLU)
- snprintf(s, len, "%0.1f years", ((double) a->pretty_value)/(1000.0*60*60*24*365));
- else if (a->pretty_value >= 1000LLU*60LLU*60LLU*24LLU*30LLU)
- snprintf(s, len, "%0.1f months", ((double) a->pretty_value)/(1000.0*60*60*24*30));
- else if (a->pretty_value >= 1000LLU*60LLU*60LLU*24LLU)
- snprintf(s, len, "%0.1f days", ((double) a->pretty_value)/(1000.0*60*60*24));
- else if (a->pretty_value >= 1000LLU*60LLU*60LLU)
- snprintf(s, len, "%0.1f h", ((double) a->pretty_value)/(1000.0*60*60));
- else if (a->pretty_value >= 1000LLU*60LLU)
- snprintf(s, len, "%0.1f min", ((double) a->pretty_value)/(1000.0*60));
- else if (a->pretty_value >= 1000LLU)
- snprintf(s, len, "%0.1f s", ((double) a->pretty_value)/(1000.0));
+ if (pretty_value >= 1000LLU*60LLU*60LLU*24LLU*365LLU)
+ snprintf(s, len, "%0.1f years", ((double) pretty_value)/(1000.0*60*60*24*365));
+ else if (pretty_value >= 1000LLU*60LLU*60LLU*24LLU*30LLU)
+ snprintf(s, len, "%0.1f months", ((double) pretty_value)/(1000.0*60*60*24*30));
+ else if (pretty_value >= 1000LLU*60LLU*60LLU*24LLU)
+ snprintf(s, len, "%0.1f days", ((double) pretty_value)/(1000.0*60*60*24));
+ else if (pretty_value >= 1000LLU*60LLU*60LLU)
+ snprintf(s, len, "%0.1f h", ((double) pretty_value)/(1000.0*60*60));
+ else if (pretty_value >= 1000LLU*60LLU)
+ snprintf(s, len, "%0.1f min", ((double) pretty_value)/(1000.0*60));
+ else if (pretty_value >= 1000LLU)
+ snprintf(s, len, "%0.1f s", ((double) pretty_value)/(1000.0));
else
- snprintf(s, len, "%llu ms", (unsigned long long) a->pretty_value);
+ snprintf(s, len, "%llu ms", (unsigned long long) pretty_value);
break;
case SK_SMART_ATTRIBUTE_UNIT_MKELVIN:
- snprintf(s, len, "%0.1f C", ((double) a->pretty_value - 273150) / 1000);
+ snprintf(s, len, "%0.1f C", ((double) pretty_value - 273150) / 1000);
break;
case SK_SMART_ATTRIBUTE_UNIT_SECTORS:
- snprintf(s, len, "%llu sectors", (unsigned long long) a->pretty_value);
+ snprintf(s, len, "%llu sectors", (unsigned long long) pretty_value);
+ break;
+
+ case SK_SMART_ATTRIBUTE_UNIT_PERCENT:
+ snprintf(s, len, "%llu%%", (unsigned long long) pretty_value);
+ break;
+
+ case SK_SMART_ATTRIBUTE_UNIT_SMALL_PERCENT:
+ snprintf(s, len, "%0.3f%%", (double) pretty_value);
+ break;
+
+ case SK_SMART_ATTRIBUTE_UNIT_MB:
+ if (pretty_value >= 1000000LLU)
+ snprintf(s, len, "%0.3f TB", (double) pretty_value / 1000000LLU);
+ else if (pretty_value >= 1000LLU)
+ snprintf(s, len, "%0.3f GB", (double) pretty_value / 1000LLU);
+ else
+ snprintf(s, len, "%llu MB", (unsigned long long) pretty_value);
break;
case SK_SMART_ATTRIBUTE_UNIT_NONE:
- snprintf(s, len, "%llu", (unsigned long long) a->pretty_value);
+ snprintf(s, len, "%llu", (unsigned long long) pretty_value);
break;
case SK_SMART_ATTRIBUTE_UNIT_UNKNOWN:
s[len-1] = 0;
return s;
-};
+}
#define HIGHLIGHT "\x1B[1m"
#define ENDHIGHLIGHT "\x1B[0m"
static void disk_dump_attributes(SkDisk *d, const SkSmartAttributeParsedData *a, void* userdata) {
char name[32];
char pretty[32];
- char t[32];
+ char tt[32], tw[32], tc[32];
+ SkBool highlight;
- snprintf(t, sizeof(t), "%3u", a->threshold);
- t[sizeof(t)-1] = 0;
+ snprintf(tt, sizeof(tt), "%3u", a->threshold);
+ tt[sizeof(tt)-1] = 0;
+ snprintf(tw, sizeof(tw), "%3u", a->worst_value);
+ tw[sizeof(tw)-1] = 0;
+ snprintf(tc, sizeof(tc), "%3u", a->current_value);
+ tc[sizeof(tc)-1] = 0;
- if (!a->good && isatty(1))
+ highlight = a->warn && isatty(1);
+
+ if (highlight)
fprintf(stderr, HIGHLIGHT);
- printf("%3u %-27s %3u %3u %-3s %-11s %-7s %-7s %-3s\n",
+ printf("%3u %-27s %-3s %-3s %-3s %-11s 0x%02x%02x%02x%02x%02x%02x %-7s %-7s %-4s %-4s\n",
a->id,
print_name(name, sizeof(name), a->id, a->name),
- a->current_value,
- a->worst_value,
- a->threshold_valid ? t : "n/a",
- print_value(pretty, sizeof(pretty), a),
+ a->current_value_valid ? tc : "n/a",
+ a->worst_value_valid ? tw : "n/a",
+ a->threshold_valid ? tt : "n/a",
+ print_value(pretty, sizeof(pretty), a->pretty_value, a->pretty_unit),
+ a->raw[0], a->raw[1], a->raw[2], a->raw[3], a->raw[4], a->raw[5],
a->prefailure ? "prefail" : "old-age",
a->online ? "online" : "offline",
- yes_no(a->good));
+ a->good_now_valid ? yes_no(a->good_now) : "n/a",
+ a->good_in_the_past_valid ? yes_no(a->good_in_the_past) : "n/a");
- if (!a->good && isatty(1))
+ if (highlight)
fprintf(stderr, ENDHIGHLIGHT);
}
int sk_disk_dump(SkDisk *d) {
int ret;
SkBool awake = FALSE;
+ uint64_t size;
- printf("Device: %s\n"
- "Size: %lu MiB\n",
- d->name,
- (unsigned long) (d->size/1024/1024));
+ assert(d);
- if (d->identify_data_valid) {
+ printf("Device: %s%s%s\n"
+ "Type: %s\n",
+ d->name ? disk_type_to_prefix_string(d->type) : "",
+ d->name ? ":" : "",
+ d->name ? d->name : "n/a",
+ disk_type_to_human_string(d->type));
+
+ ret = sk_disk_get_size(d, &size);
+ if (ret >= 0)
+ printf("Size: %lu MiB\n", (unsigned long) (d->size/1024/1024));
+ else
+ printf("Size: %s\n", strerror(errno));
+
+ if (d->identify_valid) {
const SkIdentifyParsedData *ipd;
+ SkSmartQuirk quirk = 0;
+ unsigned i;
if ((ret = sk_disk_identify_parse(d, &ipd)) < 0)
return ret;
ipd->serial,
ipd->firmware,
yes_no(disk_smart_is_available(d)));
+
+ if ((ret = lookup_quirks(ipd->model, ipd->firmware, &quirk)))
+ return ret;
+
+ printf("Quirks:");
+
+ for (i = 0; quirk_name[i]; i++)
+ if (quirk & (1<<i))
+ printf(" %s", _P(quirk_name[i]));
+
+ printf("\n");
}
ret = sk_disk_check_sleep_mode(d, &awake);
printf("Awake: %s\n",
- ret >= 0 ? yes_no(awake) : "unknown");
+ ret >= 0 ? yes_no(awake) : strerror(errno));
if (disk_smart_is_available(d)) {
+ SkSmartOverall overall;
const SkSmartParsedData *spd;
SkBool good;
-
- if ((ret = sk_disk_smart_status(d, &good)) < 0)
- return ret;
-
- printf("Disk Health Good: %s\n",
- yes_no(good));
-
+ char pretty[32];
+ uint64_t value, power_on;
+
+ ret = sk_disk_smart_status(d, &good);
+ printf("%sSMART Disk Health Good: %s%s\n",
+ ret >= 0 && !good ? HIGHLIGHT : "",
+ ret >= 0 ? yes_no(good) : strerror(errno),
+ ret >= 0 && !good ? ENDHIGHLIGHT : "");
if ((ret = sk_disk_smart_read_data(d)) < 0)
return ret;
yes_no(spd->short_and_extended_test_available),
yes_no(spd->start_test_available),
yes_no(spd->abort_test_available),
- spd->short_test_polling_minutes,
+ spd->short_test_polling_minutes,
spd->extended_test_polling_minutes,
spd->conveyance_test_polling_minutes);
- printf("%3s %-27s %5s %5s %5s %-11s %-7s %-7s %-3s\n",
+ if (sk_disk_smart_get_bad(d, &value) < 0)
+ printf("Bad Sectors: %s\n", strerror(errno));
+ else
+ printf("%sBad Sectors: %s%s\n",
+ value > 0 ? HIGHLIGHT : "",
+ print_value(pretty, sizeof(pretty), value, SK_SMART_ATTRIBUTE_UNIT_SECTORS),
+ value > 0 ? ENDHIGHLIGHT : "");
+
+ if (sk_disk_smart_get_power_on(d, &power_on) < 0) {
+ printf("Powered On: %s\n", strerror(errno));
+ power_on = 0;
+ } else
+ printf("Powered On: %s\n", print_value(pretty, sizeof(pretty), power_on, SK_SMART_ATTRIBUTE_UNIT_MSECONDS));
+
+ if (sk_disk_smart_get_power_cycle(d, &value) < 0)
+ printf("Power Cycles: %s\n", strerror(errno));
+ else {
+ printf("Power Cycles: %llu\n", (unsigned long long) value);
+
+ if (value > 0 && power_on > 0)
+ printf("Average Powered On Per Power Cycle: %s\n", print_value(pretty, sizeof(pretty), power_on/value, SK_SMART_ATTRIBUTE_UNIT_MSECONDS));
+ }
+
+ if (sk_disk_smart_get_temperature(d, &value) < 0)
+ printf("Temperature: %s\n", strerror(errno));
+ else
+ printf("Temperature: %s\n", print_value(pretty, sizeof(pretty), value, SK_SMART_ATTRIBUTE_UNIT_MKELVIN));
+
+ printf("Attribute Parsing Verification: %s\n",
+ d->attribute_verification_bad ? "Bad" : "Good");
+
+ if (sk_disk_smart_get_overall(d, &overall) < 0)
+ printf("Overall Status: %s\n", strerror(errno));
+ else
+ printf("%sOverall Status: %s%s\n",
+ overall != SK_SMART_OVERALL_GOOD ? HIGHLIGHT : "",
+ sk_smart_overall_to_string(overall),
+ overall != SK_SMART_OVERALL_GOOD ? ENDHIGHLIGHT : "");
+
+ printf("%3s %-27s %5s %5s %5s %-11s %-14s %-7s %-7s %-4s %-4s\n",
"ID#",
"Name",
"Value",
"Worst",
"Thres",
"Pretty",
+ "Raw",
"Type",
"Updates",
- "Good");
+ "Good",
+ "Good/Past");
if ((ret = sk_disk_smart_parse_attributes(d, disk_dump_attributes, NULL)) < 0)
return ret;
- }
+ } else
+ printf("ATA SMART not supported.\n");
return 0;
}
int sk_disk_get_size(SkDisk *d, uint64_t *bytes) {
+ assert(d);
+ assert(bytes);
+
+ if (d->size == (uint64_t) -1) {
+ errno = ENODATA;
+ return -1;
+ }
*bytes = d->size;
return 0;
}
+static int disk_find_type(SkDisk *d, dev_t devnum) {
+ struct udev *udev;
+ struct udev_device *dev = NULL, *usb;
+ int r = -1;
+ const char *a;
+
+ assert(d);
+
+ if (!(udev = udev_new())) {
+ errno = ENXIO;
+ goto finish;
+ }
+
+ if (!(dev = udev_device_new_from_devnum(udev, 'b', devnum))) {
+ errno = ENODEV;
+ goto finish;
+ }
+
+ if ((a = udev_device_get_property_value(dev, "ID_ATA_SMART_ACCESS"))) {
+ unsigned u;
+
+ for (u = 0; u < _SK_DISK_TYPE_MAX; u++) {
+ const char *t;
+
+ if (!(t = disk_type_to_prefix_string(u)))
+ continue;
+
+ if (!strcmp(a, t)) {
+ d->type = u;
+ r = 0;
+ goto finish;
+ }
+ }
+
+ d->type = SK_DISK_TYPE_NONE;
+ r = 0;
+ goto finish;
+ }
+
+ if ((usb = udev_device_get_parent_with_subsystem_devtype(dev, "usb", "usb_device"))) {
+ const char *product, *vendor;
+ uint32_t pid, vid;
+
+ if (!(product = udev_device_get_sysattr_value(usb, "idProduct")) ||
+ sscanf(product, "%04x", &pid) != 1) {
+ errno = ENODEV;
+ goto finish;
+ }
+
+ if (!(vendor = udev_device_get_sysattr_value(usb, "idVendor")) ||
+ sscanf(vendor, "%04x", &vid) != 1) {
+ errno = ENODEV;
+ goto finish;
+ }
+
+ if ((vid == 0x0928 && pid == 0x0000))
+ /* This Oxford Semiconductor bridge seems to
+ * choke on SAT commands. Let's explicitly
+ * black list it here.
+ *
+ * http://bugs.freedesktop.org/show_bug.cgi?id=24951 */
+ d->type = SK_DISK_TYPE_NONE;
+ else if ((vid == 0x152d && pid == 0x2329) ||
+ (vid == 0x152d && pid == 0x2338) ||
+ (vid == 0x152d && pid == 0x2339))
+ /* Some JMicron bridges seem to choke on SMART
+ * commands, so let's explicitly black list
+ * them here.
+ *
+ * https://bugzilla.redhat.com/show_bug.cgi?id=515881
+ *
+ * At least some of the JMicron bridges with
+ * these vids/pids choke on the jmicron access
+ * mode. To make sure we don't break things
+ * for people we now disable this by
+ * default. */
+ d->type = SK_DISK_TYPE_NONE;
+ else if ((vid == 0x152d && pid == 0x2336))
+ /* This JMicron bridge seems to always work
+ * with SMART commands send with the jmicron
+ * access mode. */
+ d->type = SK_DISK_TYPE_JMICRON;
+ else if ((vid == 0x0c0b && pid == 0xb159) ||
+ (vid == 0x04fc && pid == 0x0c25) ||
+ (vid == 0x04fc && pid == 0x0c15))
+ d->type = SK_DISK_TYPE_SUNPLUS;
+ else
+ d->type = SK_DISK_TYPE_ATA_PASSTHROUGH_12;
+
+ } else if (udev_device_get_parent_with_subsystem_devtype(dev, "ide", NULL))
+ d->type = SK_DISK_TYPE_LINUX_IDE;
+ else if (udev_device_get_parent_with_subsystem_devtype(dev, "scsi", NULL))
+ d->type = SK_DISK_TYPE_ATA_PASSTHROUGH_16;
+ else
+ d->type = SK_DISK_TYPE_AUTO;
+
+ r = 0;
+
+finish:
+ if (dev)
+ udev_device_unref(dev);
+
+ if (udev)
+ udev_unref(udev);
+
+ return r;
+}
+
+static int init_smart(SkDisk *d) {
+ /* We don't do the SMART initialization right-away, since some
+ * drivers spin up when we do that */
+
+ int ret;
+
+ if (d->smart_initialized)
+ return 0;
+
+ d->smart_initialized = TRUE;
+
+ /* Check if driver can do SMART, and enable if necessary */
+ if (!disk_smart_is_available(d))
+ return 0;
+
+ if (!disk_smart_is_enabled(d)) {
+ if ((ret = disk_smart_enable(d, TRUE)) < 0)
+ goto fail;
+
+ if ((ret = disk_identify_device(d)) < 0)
+ goto fail;
+
+ if (!disk_smart_is_enabled(d)) {
+ errno = EIO;
+ ret = -1;
+ goto fail;
+ }
+ }
+
+ disk_smart_read_thresholds(d);
+ ret = 0;
+
+fail:
+ return ret;
+}
+
int sk_disk_open(const char *name, SkDisk **_d) {
SkDisk *d;
int ret = -1;
struct stat st;
- assert(name);
assert(_d);
if (!(d = calloc(1, sizeof(SkDisk)))) {
goto fail;
}
- if (!(d->name = strdup(name))) {
- errno = ENOMEM;
- goto fail;
- }
+ d->fd = -1;
+ d->size = (uint64_t) -1;
- if ((d->fd = open(name, O_RDWR|O_NOCTTY)) < 0) {
- ret = d->fd;
- goto fail;
- }
+ if (!name)
+ d->type = SK_DISK_TYPE_BLOB;
+ else {
+ const char *dn;
- if ((ret = fstat(d->fd, &st)) < 0)
- goto fail;
+ d->type = SK_DISK_TYPE_AUTO;
- if (!S_ISBLK(st.st_mode)) {
- errno = ENODEV;
- ret = -1;
- goto fail;
- }
+ if (!(dn = disk_type_from_string(name, &d->type)))
+ dn = name;
- /* So, it's a block device. Let's make sure the ioctls work */
+ if (!(d->name = strdup(dn))) {
+ errno = ENOMEM;
+ goto fail;
+ }
- if ((ret = ioctl(d->fd, BLKGETSIZE64, &d->size)) < 0)
- goto fail;
+ if ((d->fd = open(d->name,
+ O_RDONLY|O_NOCTTY|O_NONBLOCK
+#ifdef O_CLOEXEC
+ |O_CLOEXEC
+#endif
- if (d->size <= 0 || d->size == (uint64_t) -1) {
- errno = EIO;
- ret = -1;
- goto fail;
- }
+ )) < 0) {
+ ret = d->fd;
+ goto fail;
+ }
- /* OK, it's a real block device with a size. Find a way to
- * identify the device. */
- for (d->type = 0; d->type != SK_DISK_TYPE_UNKNOWN; d->type++)
- if (disk_identify_device(d) >= 0)
- break;
+ if ((ret = fstat(d->fd, &st)) < 0)
+ goto fail;
- /* Check if driver can do SMART, and enable if necessary */
- if (disk_smart_is_available(d)) {
+ if (!S_ISBLK(st.st_mode)) {
+ errno = ENODEV;
+ ret = -1;
+ goto fail;
+ }
- if (!disk_smart_is_enabled(d)) {
- if ((ret = disk_smart_enable(d, TRUE)) < 0)
- goto fail;
+ /* So, it's a block device. Let's make sure the ioctls work */
+ if ((ret = ioctl(d->fd, BLKGETSIZE64, &d->size)) < 0)
+ goto fail;
- if ((ret = disk_identify_device(d)) < 0)
- goto fail;
+ if (d->size <= 0 || d->size == (uint64_t) -1) {
+ errno = EIO;
+ ret = -1;
+ goto fail;
+ }
- if (!disk_smart_is_enabled(d)) {
- errno = EIO;
- ret = -1;
+ /* OK, it's a real block device with a size. Now let's find the suitable API */
+ if (d->type == SK_DISK_TYPE_AUTO)
+ if ((ret = disk_find_type(d, st.st_rdev)) < 0)
goto fail;
- }
- }
- disk_smart_read_thresholds(d);
+ if (d->type == SK_DISK_TYPE_AUTO) {
+ /* We have no clue, so let's autotest for a working API */
+ for (d->type = 0; d->type < _SK_DISK_TYPE_TEST_MAX; d->type++)
+ if (disk_identify_device(d) >= 0)
+ break;
+ if (d->type >= _SK_DISK_TYPE_TEST_MAX)
+ d->type = SK_DISK_TYPE_NONE;
+ } else
+ disk_identify_device(d);
}
*_d = d;
close(d->fd);
free(d->name);
+ free(d->blob);
free(d);
}
+
+int sk_disk_get_blob(SkDisk *d, const void **blob, size_t *rsize) {
+ size_t size;
+ SkBool good, have_good = FALSE;
+ uint32_t *p;
+
+ assert(d);
+ assert(blob);
+ assert(rsize);
+
+ size =
+ (d->identify_valid ? 8 + sizeof(d->identify) : 0) +
+ (d->smart_data_valid ? 8 + sizeof(d->smart_data) : 0) +
+ (d->smart_thresholds_valid ? 8 + sizeof(d->smart_thresholds) : 0);
+
+ if (sk_disk_smart_status(d, &good) >= 0) {
+ size += 12;
+ have_good = TRUE;
+ }
+
+ if (size <= 0) {
+ errno = ENODATA;
+ return -1;
+ }
+
+ free(d->blob);
+ if (!(d->blob = malloc(size))) {
+ errno = ENOMEM;
+ return -1;
+ }
+
+ p = d->blob;
+
+ /* These memory accesses are only OK as long as all our
+ * objects are sensibly aligned, which they are... */
+
+ if (d->identify_valid) {
+ p[0] = SK_BLOB_TAG_IDENTIFY;
+ p[1] = htonl(sizeof(d->identify));
+ p += 2;
+
+ memcpy(p, d->identify, sizeof(d->identify));
+ p = (uint32_t*) ((uint8_t*) p + sizeof(d->identify));
+ }
+
+ if (have_good) {
+ p[0] = SK_BLOB_TAG_SMART_STATUS;
+ p[1] = htonl(4);
+ p[2] = htonl(!!good);
+ p += 3;
+ }
+
+ if (d->smart_data_valid) {
+ p[0] = SK_BLOB_TAG_SMART_DATA;
+ p[1] = htonl(sizeof(d->smart_data));
+ p += 2;
+
+ memcpy(p, d->smart_data, sizeof(d->smart_data));
+ p = (uint32_t*) ((uint8_t*) p + sizeof(d->smart_data));
+ }
+
+ if (d->smart_thresholds_valid) {
+ p[0] = SK_BLOB_TAG_SMART_THRESHOLDS;
+ p[1] = htonl(sizeof(d->smart_thresholds));
+ p += 2;
+
+ memcpy(p, d->smart_thresholds, sizeof(d->smart_thresholds));
+ p = (uint32_t*) ((uint8_t*) p + sizeof(d->smart_thresholds));
+ }
+
+ assert((size_t) ((uint8_t*) p - (uint8_t*) d->blob) == size);
+
+ *blob = d->blob;
+ *rsize = size;
+
+ return 0;
+}
+
+int sk_disk_set_blob(SkDisk *d, const void *blob, size_t size) {
+ const uint32_t *p;
+ size_t left;
+ SkBool idv = FALSE, sdv = FALSE, stv = FALSE, bssv = FALSE;
+
+ assert(d);
+ assert(blob);
+
+ if (d->type != SK_DISK_TYPE_BLOB) {
+ errno = ENODEV;
+ return -1;
+ }
+
+ if (size <= 0) {
+ errno = EINVAL;
+ return -1;
+ }
+
+ /* First run, verify if everything makes sense */
+ p = blob;
+ left = size;
+ while (left > 0) {
+ uint32_t tag, tsize;
+
+ if (left < 8) {
+ errno = EINVAL;
+ return -1;
+ }
+
+ memcpy(&tag, p, 4);
+ memcpy(&tsize, p+1, 4);
+ p += 2;
+ left -= 8;
+
+ if (left < ntohl(tsize)) {
+ errno = EINVAL;
+ return -1;
+ }
+
+ switch (tag) {
+
+ case SK_BLOB_TAG_IDENTIFY:
+ if (ntohl(tsize) != sizeof(d->identify) || idv) {
+ errno = EINVAL;
+ return -1;
+ }
+ idv = TRUE;
+ break;
+
+ case SK_BLOB_TAG_SMART_STATUS:
+ if (ntohl(tsize) != 4 || bssv) {
+ errno = EINVAL;
+ return -1;
+ }
+ bssv = TRUE;
+ break;
+
+ case SK_BLOB_TAG_SMART_DATA:
+ if (ntohl(tsize) != sizeof(d->smart_data) || sdv) {
+ errno = EINVAL;
+ return -1;
+ }
+ sdv = TRUE;
+ break;
+
+ case SK_BLOB_TAG_SMART_THRESHOLDS:
+ if (ntohl(tsize) != sizeof(d->smart_thresholds) || stv) {
+ errno = EINVAL;
+ return -1;
+ }
+ stv = TRUE;
+ break;
+ }
+
+ p = (uint32_t*) ((uint8_t*) p + ntohl(tsize));
+ left -= ntohl(tsize);
+ }
+
+ if (!idv) {
+ errno = -ENODATA;
+ return -1;
+ }
+
+ d->identify_valid = idv;
+ d->smart_data_valid = sdv;
+ d->smart_thresholds_valid = stv;
+ d->blob_smart_status_valid = bssv;
+
+ /* Second run, actually copy things in */
+ p = blob;
+ left = size;
+ while (left > 0) {
+ uint32_t tag, tsize;
+
+ assert(left >= 8);
+ memcpy(&tag, p, 4);
+ memcpy(&tsize, p+1, 4);
+ p += 2;
+ left -= 8;
+
+ assert(left >= ntohl(tsize));
+
+ switch (tag) {
+
+ case SK_BLOB_TAG_IDENTIFY:
+ assert(ntohl(tsize) == sizeof(d->identify));
+ memcpy(d->identify, p, sizeof(d->identify));
+ break;
+
+ case SK_BLOB_TAG_SMART_STATUS: {
+ uint32_t ok;
+ assert(ntohl(tsize) == 4);
+ memcpy(&ok, p, 4);
+ d->blob_smart_status = !!ok;
+ break;
+ }
+
+ case SK_BLOB_TAG_SMART_DATA:
+ assert(ntohl(tsize) == sizeof(d->smart_data));
+ memcpy(d->smart_data, p, sizeof(d->smart_data));
+ break;
+
+ case SK_BLOB_TAG_SMART_THRESHOLDS:
+ assert(ntohl(tsize) == sizeof(d->smart_thresholds));
+ memcpy(d->smart_thresholds, p, sizeof(d->smart_thresholds));
+ break;
+ }
+
+ p = (uint32_t*) ((uint8_t*) p + ntohl(tsize));
+ left -= ntohl(tsize);
+ }
+
+ return 0;
+}