ataprint.cpp

硬盘各项性能的测试,如温度容量版本健康度型号

/*
 * ataprint.cpp
 *
 * Home page of code is: http://smartmontools.sourceforge.net
 *
 * Copyright (C) 2002-8 Bruce Allen <[e-mail]>
 * Copyright (C) 1999-2000 Michael Cornwell <[e-mail]>
 *
 * This program is free software; you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation; either version 2, or (at your option)
 * any later version.
 *
 * You should have received a copy of the GNU General Public License
 * (for example COPYING); if not, write to the Free
 * Software Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
 *
 * This code was originally developed as a Senior Thesis by Michael Cornwell
 * at the Concurrent Systems Laboratory (now part of the Storage Systems
 * Research Center), Jack Baskin School of Engineering, University of
 * California, Santa Cruz. http://ssrc.soe.ucsc.edu/
 *
 */

#include "config.h"

#include <ctype.h>
#include <errno.h>
#include <stdio.h>
#include <string.h>
#ifdef HAVE_LOCALE_H
#include <locale.h>
#endif // #ifdef HAVE_LOCALE_H

#include "int64.h"
#include "atacmdnames.h"
#include "atacmds.h"
#include "ataprint.h"
#include "smartctl.h"
#include "extern.h"
#include "utility.h"
#include "knowndrives.h"

const char *ataprint_c_cvsid="$Id: ataprint.cpp,v 1.185 2008/03/04 22:09:47 ballen4705 Exp $"
ATACMDNAMES_H_CVSID ATACMDS_H_CVSID ATAPRINT_H_CVSID CONFIG_H_CVSID EXTERN_H_CVSID INT64_H_CVSID KNOWNDRIVES_H_CVSID SMARTCTL_H_CVSID UTILITY_H_CVSID;

// for passing global control variables
extern smartmonctrl *con;

// to hold onto exit code for atexit routine
extern int exitstatus;

// Copies n bytes (or n-1 if n is odd) from in to out, but swaps adjacents
// bytes.
void swapbytes(char *out, const char *in, size_t n)
{
  size_t i;

  for (i = 0; i < n; i += 2) {
    out[i]   = in[i+1];
    out[i+1] = in[i];
  }
}

// Copies in to out, but removes leading and trailing whitespace.
void trim(char *out, const char *in)
{
  int i, first, last;

  // Find the first non-space character (maybe none).
  first = -1;
  for (i = 0; in[i]; i++)
    if (!isspace((int)in[i])) {
      first = i;
      break;
    }

  if (first == -1) {
    // There are no non-space characters.
    out[0] = '\0';
    return;
  }

  // Find the last non-space character.
  for (i = strlen(in)-1; i >= first && isspace((int)in[i]); i--)
    ;
  last = i;

  strncpy(out, in+first, last-first+1);
  out[last-first+1] = '\0';
}

// Convenience function for formatting strings from ata_identify_device
void format_ata_string(char *out, const char *in, int n)
{
  bool must_swap = !con->fixswappedid;
#ifdef __NetBSD__
  /* NetBSD kernel delivers IDENTIFY data in host byte order (but all else is LE) */
  if (isbigendian())
    must_swap = !must_swap;
#endif

  char tmp[65];
  n = n > 64 ? 64 : n;
  if (!must_swap)
    strncpy(tmp, in, n);
  else
    swapbytes(tmp, in, n);
  tmp[n] = '\0';
  trim(out, tmp);
}

static const char * infofound(const char *output) {
  return (*output ? output : "[No Information Found]");
}


/* For the given Command Register (CR) and Features Register (FR), attempts
 * to construct a string that describes the contents of the Status
 * Register (ST) and Error Register (ER).  The string is dynamically allocated
 * memory and the return value is a pointer to this string.  It is up to the
 * caller to free this memory.  If there is insufficient memory or if the
 * meanings of the flags of the error register are not known for the given
 * command then it returns NULL.
 *
 * The meanings of the flags of the error register for all commands are
 * described in the ATA spec and could all be supported here in theory.
 * Currently, only a few commands are supported (those that have been seen
 * to produce errors).  If many more are to be added then this function
 * should probably be redesigned.
 */
char *construct_st_er_desc(struct ata_smart_errorlog_struct *data) {
  unsigned char CR=data->commands[4].commandreg;
  unsigned char FR=data->commands[4].featuresreg;
  unsigned char ST=data->error_struct.status;
  unsigned char ER=data->error_struct.error_register;
  char *s;
  const char *error_flag[8];
  int i, print_lba=0, print_sector=0;

  // Set of character strings corresponding to different error codes.
  // Please keep in alphabetic order if you add more.
  const char  *abrt  = "ABRT";  // ABORTED
 const char   *amnf  = "AMNF";  // ADDRESS MARK NOT FOUND
 const char   *ccto  = "CCTO";  // COMMAND COMPLETION TIMED OUT
 const char   *eom   = "EOM";   // END OF MEDIA
 const char   *icrc  = "ICRC";  // INTERFACE CRC ERROR
 const char   *idnf  = "IDNF";  // ID NOT FOUND
 const char   *ili   = "ILI";   // MEANING OF THIS BIT IS COMMAND-SET SPECIFIC
 const char   *mc    = "MC";    // MEDIA CHANGED 
 const char   *mcr   = "MCR";   // MEDIA CHANGE REQUEST
 const char   *nm    = "NM";    // NO MEDIA
 const char   *obs   = "obs";   // OBSOLETE
 const char   *tk0nf = "TK0NF"; // TRACK 0 NOT FOUND
 const char   *unc   = "UNC";   // UNCORRECTABLE
 const char   *wp    = "WP";    // WRITE PROTECTED

  /* If for any command the Device Fault flag of the status register is
   * not used then used_device_fault should be set to 0 (in the CR switch
   * below)
   */
  int uses_device_fault = 1;

  /* A value of NULL means that the error flag isn't used */
  for (i = 0; i < 8; i++)
    error_flag[i] = NULL;

  switch (CR) {
  case 0x10:  // RECALIBRATE
    error_flag[2] = abrt;
    error_flag[1] = tk0nf;
    break;
  case 0x20:  /* READ SECTOR(S) */
  case 0x21:  // READ SECTOR(S)
  case 0x24:  // READ SECTOR(S) EXT
  case 0xC4:  /* READ MULTIPLE */
  case 0x29:  // READ MULTIPLE EXT
    error_flag[6] = unc;
    error_flag[5] = mc;
    error_flag[4] = idnf;
    error_flag[3] = mcr;
    error_flag[2] = abrt;
    error_flag[1] = nm;
    error_flag[0] = amnf;
    print_lba=1;
    break;
  case 0x22:  // READ LONG (with retries)
  case 0x23:  // READ LONG (without retries)
    error_flag[4] = idnf;
    error_flag[2] = abrt;
    error_flag[0] = amnf;
    print_lba=1;
    break;
  case 0x2a:  // READ STREAM DMA
  case 0x2b:  // READ STREAM PIO
    if (CR==0x2a)
      error_flag[7] = icrc;
    error_flag[6] = unc;
    error_flag[5] = mc;
    error_flag[4] = idnf;
    error_flag[3] = mcr;
    error_flag[2] = abrt;
    error_flag[1] = nm;
    error_flag[0] = ccto;
    print_lba=1;
    print_sector=(int)data->error_struct.sector_count;
    break;
  case 0x3A:  // WRITE STREAM DMA
  case 0x3B:  // WRITE STREAM PIO
    if (CR==0x3A)
      error_flag[7] = icrc;
    error_flag[6] = wp;
    error_flag[5] = mc;
    error_flag[4] = idnf;
    error_flag[3] = mcr;
    error_flag[2] = abrt;
    error_flag[1] = nm;
    error_flag[0] = ccto;
    print_lba=1;
    print_sector=(int)data->error_struct.sector_count;
    break;
  case 0x25:  /* READ DMA EXT */
  case 0x26:  // READ DMA QUEUED EXT
  case 0xC7:  // READ DMA QUEUED
  case 0xC8:  /* READ DMA */
  case 0xC9:
    error_flag[7] = icrc;
    error_flag[6] = unc;
    error_flag[5] = mc;
    error_flag[4] = idnf;
    error_flag[3] = mcr;
    error_flag[2] = abrt;
    error_flag[1] = nm;
    error_flag[0] = amnf;
    print_lba=1;
    if (CR==0x25 || CR==0xC8)
      print_sector=(int)data->error_struct.sector_count;
    break;
  case 0x30:  /* WRITE SECTOR(S) */
  case 0x31:  // WRITE SECTOR(S)
  case 0x34:  // WRITE SECTOR(S) EXT
  case 0xC5:  /* WRITE MULTIPLE */
  case 0x39:  // WRITE MULTIPLE EXT
  case 0xCE:  // WRITE MULTIPLE FUA EXT
    error_flag[6] = wp;
    error_flag[5] = mc;
    error_flag[4] = idnf;
    error_flag[3] = mcr;
    error_flag[2] = abrt;
    error_flag[1] = nm;
    print_lba=1;
    break;
  case 0x32:  // WRITE LONG (with retries)
  case 0x33:  // WRITE LONG (without retries)
    error_flag[4] = idnf;
    error_flag[2] = abrt;
    print_lba=1;
    break;
  case 0x3C:  // WRITE VERIFY
    error_flag[6] = unc;
    error_flag[4] = idnf;
    error_flag[2] = abrt;
    error_flag[0] = amnf;
    print_lba=1;
    break;
  case 0x40: // READ VERIFY SECTOR(S) with retries
  case 0x41: // READ VERIFY SECTOR(S) without retries
  case 0x42: // READ VERIFY SECTOR(S) EXT
    error_flag[6] = unc;
    error_flag[5] = mc;
    error_flag[4] = idnf;
    error_flag[3] = mcr;
    error_flag[2] = abrt;
    error_flag[1] = nm;
    error_flag[0] = amnf;
    print_lba=1;
    break;
  case 0xA0:  /* PACKET */
    /* Bits 4-7 are all used for sense key (a 'command packet set specific error
     * indication' according to the ATA/ATAPI-7 standard), so "Sense key" will
     * be repeated in the error description string if more than one of those
     * bits is set.
     */
    error_flag[7] = "Sense key (bit 3)",
    error_flag[6] = "Sense key (bit 2)",
    error_flag[5] = "Sense key (bit 1)",
    error_flag[4] = "Sense key (bit 0)",
    error_flag[2] = abrt;
    error_flag[1] = eom;
    error_flag[0] = ili;
    break;
  case 0xA1:  /* IDENTIFY PACKET DEVICE */
  case 0xEF:  /* SET FEATURES */
  case 0x00:  /* NOP */
  case 0xC6:  /* SET MULTIPLE MODE */
    error_flag[2] = abrt;
    break;
  case 0x2F:  // READ LOG EXT
    error_flag[6] = unc;
    error_flag[4] = idnf;
    error_flag[2] = abrt;
    error_flag[0] = obs;
    break;
  case 0x3F:  // WRITE LOG EXT
    error_flag[4] = idnf;
    error_flag[2] = abrt;
    error_flag[0] = obs;
    break;
  case 0xB0:  /* SMART */
    switch(FR) {
    case 0xD0:  // SMART READ DATA
    case 0xD1:  // SMART READ ATTRIBUTE THRESHOLDS
    case 0xD5:  /* SMART READ LOG */
      error_flag[6] = unc;
      error_flag[4] = idnf;
      error_flag[2] = abrt;
      error_flag[0] = obs;
      break;
    case 0xD6:  /* SMART WRITE LOG */
      error_flag[4] = idnf;
      error_flag[2] = abrt;
      error_flag[0] = obs;
      break;
    case 0xD2:  // Enable/Disable Attribute Autosave
    case 0xD3:  // SMART SAVE ATTRIBUTE VALUES (ATA-3)
    case 0xD8:  // SMART ENABLE OPERATIONS
    case 0xD9:  /* SMART DISABLE OPERATIONS */
    case 0xDA:  /* SMART RETURN STATUS */
    case 0xDB:  // Enable/Disable Auto Offline (SFF)
      error_flag[2] = abrt;
      break;
    case 0xD4:  // SMART EXECUTE IMMEDIATE OFFLINE
      error_flag[4] = idnf;
      error_flag[2] = abrt;
      break;
    default:
      return NULL;
      break;
    }
    break;
  case 0xB1:  /* DEVICE CONFIGURATION */
    switch (FR) {
    case 0xC0:  /* DEVICE CONFIGURATION RESTORE */
      error_flag[2] = abrt;
      break;
    default:
      return NULL;
      break;
    }
    break;
  case 0xCA:  /* WRITE DMA */
  case 0xCB:
  case 0x35:  // WRITE DMA EXT
  case 0x3D:  // WRITE DMA FUA EXT
  case 0xCC:  // WRITE DMA QUEUED
  case 0x36:  // WRITE DMA QUEUED EXT
  case 0x3E:  // WRITE DMA QUEUED FUA EXT
    error_flag[7] = icrc;
    error_flag[6] = wp;
    error_flag[5] = mc;
    error_flag[4] = idnf;
    error_flag[3] = mcr;
    error_flag[2] = abrt;
    error_flag[1] = nm;
    error_flag[0] = amnf;
    print_lba=1;
    if (CR==0x35)
      print_sector=(int)data->error_struct.sector_count;
    break;
  case 0xE4: // READ BUFFER
  case 0xE8: // WRITE BUFFER
    error_flag[2] = abrt;
    break;
  default:
    return NULL;
  }

  /* 256 bytes -- that'll be plenty (OK, this is lazy!) */
  if (!(s = (char *)malloc(256)))
    return s;

  s[0] = '\0';

  /* We ignore any status flags other than Device Fault and Error */