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sg_err.c
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sg_err.c
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/*
********************************************************************************
Header
Project: setblocksize
This file: sg_err.c
Description: Routines for human readable SCSI error messages
Copyright: (C) 1993, 1994, 1995 Eric Youngdale
(C) 1999 - 2001 D. Gilbert
(C) 2007 Michael Baeuerle
License: GPL V2 or any later version
Language: C
Style rules: -
Written for: Platform: all
OS: GNU/Linux
Tested with: Compiler: gcc (Version: 2.91.66)
Platform: IA32 (Pentium)
OS: GNU/Linux (Kernel version: 2.2.10)
Tested with: Compiler: gcc (Version: 2.96.1)
Platform: IA32 (Pentium2)
OS: GNU/Linux (Kernel version: 2.4.21)
Tested with: Compiler: gcc (Version: 3.3.6)
Platform: IA32 (PentiumPro)
OS: GNU/Linux (Kernel version: 2.6.16.20)
Do not work: Platform: non GNU/Linux
Created: 1993 by Eric Youngdale
Last mod.: 2007-09-04 by Michael Baeuerle
Changelog:
ASCII values for a number of symbolic constants, printing functions, etc.
Some of the tables have been updated for SCSI 2.
V0.84 (2001-01-15) Change output from stdout to stderr
2003-03-22 Adapted for setblocksize
To do: -
********************************************************************************
*/
/*
********************************************************************************
* Include files
********************************************************************************
*/
#include <stdio.h>
#include <stdlib.h>
#include <scsi/sg.h>
#include <scsi/scsi.h>
#include "sg_err.h"
/*
********************************************************************************
* Code
********************************************************************************
*/
#define OUTP stderr
static const unsigned char scsi_command_size[8] = { 6, 10, 10, 12,
12, 12, 10, 10 };
#define COMMAND_SIZE(opcode) scsi_command_size[((opcode) >> 5) & 7]
static const char unknown[] = "UNKNOWN";
static const char * group_0_commands[] = {
/* 00-03 */ "Test Unit Ready", "Rezero Unit", unknown, "Request Sense",
/* 04-07 */ "Format Unit", "Read Block Limits", unknown, "Reasssign Blocks",
/* 08-0d */ "Read (6)", unknown, "Write (6)", "Seek (6)", unknown, unknown,
/* 0e-12 */ unknown, "Read Reverse", "Write Filemarks", "Space", "Inquiry",
/* 13-16 */ "Verify", "Recover Buffered Data", "Mode Select", "Reserve",
/* 17-1b */ "Release", "Copy", "Erase", "Mode Sense", "Start/Stop Unit",
/* 1c-1d */ "Receive Diagnostic", "Send Diagnostic",
/* 1e-1f */ "Prevent/Allow Medium Removal", unknown,
};
static const char *group_1_commands[] = {
/* 20-22 */ unknown, unknown, unknown,
/* 23-28 */ unknown, "Define window parameters", "Read Capacity",
unknown, unknown, "Read (10)",
/* 29-2d */ "Read Generation", "Write (10)", "Seek (10)", "Erase",
"Read updated block",
/* 2e-31 */ "Write Verify","Verify", "Search High", "Search Equal",
/* 32-34 */ "Search Low", "Set Limits", "Prefetch or Read Position",
/* 35-37 */ "Synchronize Cache","Lock/Unlock Cache", "Read Defect Data",
/* 38-3c */ "Medium Scan", "Compare", "Copy Verify", "Write Buffer",
"Read Buffer",
/* 3d-3f */ "Update Block", "Read Long", "Write Long",
};
static const char *group_2_commands[] = {
/* 40-41 */ "Change Definition", "Write Same",
/* 42-48 */ "Read sub-channel", "Read TOC", "Read header",
"Play audio (10)", unknown, "Play audio msf",
"Play audio track/index",
/* 49-4f */ "Play track relative (10)", unknown, "Pause/resume",
"Log Select", "Log Sense", unknown, unknown,
/* 50-55 */ unknown, unknown, unknown, unknown, unknown, "Mode Select (10)",
/* 56-5b */ unknown, unknown, unknown, unknown, "Mode Sense (10)", unknown,
/* 5c-5f */ unknown, unknown, unknown,
};
/* The following are 12 byte commands in group 5 */
static const char *group_5_commands[] = {
/* a0-a5 */ unknown, unknown, unknown, unknown, unknown,
"Move medium/play audio(12)",
/* a6-a9 */ "Exchange medium", unknown, "Read(12)", "Play track relative(12)",
/* aa-ae */ "Write(12)", unknown, "Erase(12)", unknown,
"Write and verify(12)",
/* af-b1 */ "Verify(12)", "Search data high(12)", "Search data equal(12)",
/* b2-b4 */ "Search data low(12)", "Set limits(12)", unknown,
/* b5-b6 */ "Request volume element address", "Send volume tag",
/* b7-b9 */ "Read defect data(12)", "Read element status", unknown,
/* ba-bf */ unknown, unknown, unknown, unknown, unknown, unknown,
};
#define group(opcode) (((opcode) >> 5) & 7)
#define RESERVED_GROUP 0
#define VENDOR_GROUP 1
static const char **commands[] = {
group_0_commands, group_1_commands, group_2_commands,
(const char **) RESERVED_GROUP, (const char **) RESERVED_GROUP,
group_5_commands, (const char **) VENDOR_GROUP,
(const char **) VENDOR_GROUP
};
static const char reserved[] = "RESERVED";
static const char vendor[] = "VENDOR SPECIFIC";
static void print_opcode(int opcode) {
const char **table = commands[ group(opcode) ];
switch ((unsigned long) table) {
case RESERVED_GROUP:
fprintf(OUTP, "%s(0x%02x) ", reserved, opcode);
break;
case VENDOR_GROUP:
fprintf(OUTP, "%s(0x%02x) ", vendor, opcode);
break;
default:
if (table[opcode & 0x1f] != unknown)
fprintf(OUTP, "%s ",table[opcode & 0x1f]);
else
fprintf(OUTP, "%s(0x%02x) ", unknown, opcode);
break;
}
}
void sg_print_command (const unsigned char * command) {
int i,s;
print_opcode(command[0]);
for ( i = 1, s = COMMAND_SIZE(command[0]); i < s; ++i)
fprintf(OUTP, "%02x ", command[i]);
fprintf(OUTP, "\n");
}
static const char * statuses[] = {
/* 0-4 */ "Good", "Check Condition", "Condition Met", unknown, "Busy",
/* 5-9 */ unknown, unknown, unknown, "Intermediate", unknown,
/* a-c */ "Intermediate-Condition Met", unknown, "Reservation Conflict",
/* d-10 */ unknown, unknown, unknown, unknown,
/* 11-14 */ "Command Terminated", unknown, unknown, "Queue Full",
/* 15-1a */ unknown, unknown, unknown, unknown, unknown, unknown,
/* 1b-1f */ unknown, unknown, unknown, unknown, unknown,
};
void sg_print_status (int masked_status) {
/* status = (status >> 1) & 0xf; */ /* already done */
fprintf(OUTP, "%s ",statuses[masked_status]);
}
#define D 0x001 /* DIRECT ACCESS DEVICE (disk) */
#define T 0x002 /* SEQUENTIAL ACCESS DEVICE (tape) */
#define L 0x004 /* PRINTER DEVICE */
#define P 0x008 /* PROCESSOR DEVICE */
#define W 0x010 /* WRITE ONCE READ MULTIPLE DEVICE */
#define R 0x020 /* READ ONLY (CD-ROM) DEVICE */
#define S 0x040 /* SCANNER DEVICE */
#define O 0x080 /* OPTICAL MEMORY DEVICE */
#define M 0x100 /* MEDIA CHANGER DEVICE */
#define C 0x200 /* COMMUNICATION DEVICE */
struct error_info{
unsigned char code1, code2;
unsigned short int devices;
const char * text;
};
struct error_info2{
unsigned char code1, code2_min, code2_max;
unsigned short int devices;
const char * text;
};
static struct error_info2 additional2[] =
{
{0x40,0x00,0x7f,D,"Ram failure (%x)"},
{0x40,0x80,0xff,D|T|L|P|W|R|S|O|M|C,"Diagnostic failure on component (%x)"},
{0x41,0x00,0xff,D,"Data path failure (%x)"},
{0x42,0x00,0xff,D,"Power-on or self-test failure (%x)"},
{0, 0, 0, 0, NULL}
};
static struct error_info additional[] =
{
{0x00,0x01,T,"Filemark detected"},
{0x00,0x02,T|S,"End-of-partition/medium detected"},
{0x00,0x03,T,"Setmark detected"},
{0x00,0x04,T|S,"Beginning-of-partition/medium detected"},
{0x00,0x05,T|S,"End-of-data detected"},
{0x00,0x06,D|T|L|P|W|R|S|O|M|C,"I/O process terminated"},
{0x00,0x11,R,"Audio play operation in progress"},
{0x00,0x12,R,"Audio play operation paused"},
{0x00,0x13,R,"Audio play operation successfully completed"},
{0x00,0x14,R,"Audio play operation stopped due to error"},
{0x00,0x15,R,"No current audio status to return"},
{0x01,0x00,D|W|O,"No index/sector signal"},
{0x02,0x00,D|W|R|O|M,"No seek complete"},
{0x03,0x00,D|T|L|W|S|O,"Peripheral device write fault"},
{0x03,0x01,T,"No write current"},
{0x03,0x02,T,"Excessive write errors"},
{0x04,0x00,D|T|L|P|W|R|S|O|M|C,
"Logical unit not ready, cause not reportable"},
{0x04,0x01,D|T|L|P|W|R|S|O|M|C,
"Logical unit is in process of becoming ready"},
{0x04,0x02,D|T|L|P|W|R|S|O|M|C,
"Logical unit not ready, initializing command required"},
{0x04,0x03,D|T|L|P|W|R|S|O|M|C,
"Logical unit not ready, manual intervention required"},
{0x04,0x04,D|T|L|O,"Logical unit not ready, format in progress"},
{0x05,0x00,D|T|L|W|R|S|O|M|C,"Logical unit does not respond to selection"},
{0x06,0x00,D|W|R|O|M,"No reference position found"},
{0x07,0x00,D|T|L|W|R|S|O|M,"Multiple peripheral devices selected"},
{0x08,0x00,D|T|L|W|R|S|O|M|C,"Logical unit communication failure"},
{0x08,0x01,D|T|L|W|R|S|O|M|C,"Logical unit communication time-out"},
{0x08,0x02,D|T|L|W|R|S|O|M|C,"Logical unit communication parity error"},
{0x09,0x00,D|T|W|R|O,"Track following error"},
{0x09,0x01,W|R|O,"Tracking servo failure"},
{0x09,0x02,W|R|O,"Focus servo failure"},
{0x09,0x03,W|R|O,"Spindle servo failure"},
{0x0A,0x00,D|T|L|P|W|R|S|O|M|C,"Error log overflow"},
{0x0C,0x00,T|S,"Write error"},
{0x0C,0x01,D|W|O,"Write error recovered with auto reallocation"},
{0x0C,0x02,D|W|O,"Write error - auto reallocation failed"},
{0x10,0x00,D|W|O,"Id crc or ecc error"},
{0x11,0x00,D|T|W|R|S|O,"Unrecovered read error"},
{0x11,0x01,D|T|W|S|O,"Read retries exhausted"},
{0x11,0x02,D|T|W|S|O,"Error too long to correct"},
{0x11,0x03,D|T|W|S|O,"Multiple read errors"},
{0x11,0x04,D|W|O,"Unrecovered read error - auto reallocate failed"},
{0x11,0x05,W|R|O,"L-ec uncorrectable error"},
{0x11,0x06,W|R|O,"Circ unrecovered error"},
{0x11,0x07,W|O,"Data resynchronization error"},
{0x11,0x08,T,"Incomplete block read"},
{0x11,0x09,T,"No gap found"},
{0x11,0x0A,D|T|O,"Miscorrected error"},
{0x11,0x0B,D|W|O,"Unrecovered read error - recommend reassignment"},
{0x11,0x0C,D|W|O,"Unrecovered read error - recommend rewrite the data"},
{0x12,0x00,D|W|O,"Address mark not found for id field"},
{0x13,0x00,D|W|O,"Address mark not found for data field"},
{0x14,0x00,D|T|L|W|R|S|O,"Recorded entity not found"},
{0x14,0x01,D|T|W|R|O,"Record not found"},
{0x14,0x02,T,"Filemark or setmark not found"},
{0x14,0x03,T,"End-of-data not found"},
{0x14,0x04,T,"Block sequence error"},
{0x15,0x00,D|T|L|W|R|S|O|M,"Random positioning error"},
{0x15,0x01,D|T|L|W|R|S|O|M,"Mechanical positioning error"},
{0x15,0x02,D|T|W|R|O,"Positioning error detected by read of medium"},
{0x16,0x00,D|W|O,"Data synchronization mark error"},
{0x17,0x00,D|T|W|R|S|O,"Recovered data with no error correction applied"},
{0x17,0x01,D|T|W|R|S|O,"Recovered data with retries"},
{0x17,0x02,D|T|W|R|O,"Recovered data with positive head offset"},
{0x17,0x03,D|T|W|R|O,"Recovered data with negative head offset"},
{0x17,0x04,W|R|O,"Recovered data with retries and/or circ applied"},
{0x17,0x05,D|W|R|O,"Recovered data using previous sector id"},
{0x17,0x06,D|W|O,"Recovered data without ecc - data auto-reallocated"},
{0x17,0x07,D|W|O,"Recovered data without ecc - recommend reassignment"},
{0x18,0x00,D|T|W|R|O,"Recovered data with error correction applied"},
{0x18,0x01,D|W|R|O,"Recovered data with error correction and retries applied"},
{0x18,0x02,D|W|R|O,"Recovered data - data auto-reallocated"},
{0x18,0x03,R,"Recovered data with circ"},
{0x18,0x04,R,"Recovered data with lec"},
{0x18,0x05,D|W|R|O,"Recovered data - recommend reassignment"},
{0x19,0x00,D|O,"Defect list error"},
{0x19,0x01,D|O,"Defect list not available"},
{0x19,0x02,D|O,"Defect list error in primary list"},
{0x19,0x03,D|O,"Defect list error in grown list"},
{0x1A,0x00,D|T|L|P|W|R|S|O|M|C,"Parameter list length error"},
{0x1B,0x00,D|T|L|P|W|R|S|O|M|C,"Synchronous data transfer error"},
{0x1C,0x00,D|O,"Defect list not found"},
{0x1C,0x01,D|O,"Primary defect list not found"},
{0x1C,0x02,D|O,"Grown defect list not found"},
{0x1D,0x00,D|W|O,"Miscompare during verify operation"},
{0x1E,0x00,D|W|O,"Recovered id with ecc correction"},
{0x20,0x00,D|T|L|P|W|R|S|O|M|C,"Invalid command operation code"},
{0x21,0x00,D|T|W|R|O|M,"Logical block address out of range"},
{0x21,0x01,M,"Invalid element address"},
{0x22,0x00,D,"Illegal function (should use 20 00, 24 00, or 26 00)"},
{0x24,0x00,D|T|L|P|W|R|S|O|M|C,"Invalid field in cdb"},
{0x25,0x00,D|T|L|P|W|R|S|O|M|C,"Logical unit not supported"},
{0x26,0x00,D|T|L|P|W|R|S|O|M|C,"Invalid field in parameter list"},
{0x26,0x01,D|T|L|P|W|R|S|O|M|C,"Parameter not supported"},
{0x26,0x02,D|T|L|P|W|R|S|O|M|C,"Parameter value invalid"},
{0x26,0x03,D|T|L|P|W|R|S|O|M|C,"Threshold parameters not supported"},
{0x27,0x00,D|T|W|O,"Write protected"},
{0x28,0x00,D|T|L|P|W|R|S|O|M|C,"Not ready to ready transition (medium may have changed)"},
{0x28,0x01,M,"Import or export element accessed"},
{0x29,0x00,D|T|L|P|W|R|S|O|M|C,"Power on, reset, or bus device reset occurred"},
{0x2A,0x00,D|T|L|W|R|S|O|M|C,"Parameters changed"},
{0x2A,0x01,D|T|L|W|R|S|O|M|C,"Mode parameters changed"},
{0x2A,0x02,D|T|L|W|R|S|O|M|C,"Log parameters changed"},
{0x2B,0x00,D|T|L|P|W|R|S|O|C,"Copy cannot execute since host cannot disconnect"},
{0x2C,0x00,D|T|L|P|W|R|S|O|M|C,"Command sequence error"},
{0x2C,0x01,S,"Too many windows specified"},
{0x2C,0x02,S,"Invalid combination of windows specified"},
{0x2D,0x00,T,"Overwrite error on update in place"},
{0x2F,0x00,D|T|L|P|W|R|S|O|M|C,"Commands cleared by another initiator"},
{0x30,0x00,D|T|W|R|O|M,"Incompatible medium installed"},
{0x30,0x01,D|T|W|R|O,"Cannot read medium - unknown format"},
{0x30,0x02,D|T|W|R|O,"Cannot read medium - incompatible format"},
{0x30,0x03,D|T,"Cleaning cartridge installed"},
{0x31,0x00,D|T|W|O,"Medium format corrupted"},
{0x31,0x01,D|L|O,"Format command failed"},
{0x32,0x00,D|W|O,"No defect spare location available"},
{0x32,0x01,D|W|O,"Defect list update failure"},
{0x33,0x00,T,"Tape length error"},
{0x36,0x00,L,"Ribbon, ink, or toner failure"},
{0x37,0x00,D|T|L|W|R|S|O|M|C,"Rounded parameter"},
{0x39,0x00,D|T|L|W|R|S|O|M|C,"Saving parameters not supported"},
{0x3A,0x00,D|T|L|W|R|S|O|M,"Medium not present"},
{0x3B,0x00,T|L,"Sequential positioning error"},
{0x3B,0x01,T,"Tape position error at beginning-of-medium"},
{0x3B,0x02,T,"Tape position error at end-of-medium"},
{0x3B,0x03,L,"Tape or electronic vertical forms unit not ready"},
{0x3B,0x04,L,"Slew failure"},
{0x3B,0x05,L,"Paper jam"},
{0x3B,0x06,L,"Failed to sense top-of-form"},
{0x3B,0x07,L,"Failed to sense bottom-of-form"},
{0x3B,0x08,T,"Reposition error"},
{0x3B,0x09,S,"Read past end of medium"},
{0x3B,0x0A,S,"Read past beginning of medium"},
{0x3B,0x0B,S,"Position past end of medium"},
{0x3B,0x0C,S,"Position past beginning of medium"},
{0x3B,0x0D,M,"Medium destination element full"},
{0x3B,0x0E,M,"Medium source element empty"},
{0x3D,0x00,D|T|L|P|W|R|S|O|M|C,"Invalid bits in identify message"},
{0x3E,0x00,D|T|L|P|W|R|S|O|M|C,"Logical unit has not self-configured yet"},
{0x3F,0x00,D|T|L|P|W|R|S|O|M|C,"Target operating conditions have changed"},
{0x3F,0x01,D|T|L|P|W|R|S|O|M|C,"Microcode has been changed"},
{0x3F,0x02,D|T|L|P|W|R|S|O|M|C,"Changed operating definition"},
{0x3F,0x03,D|T|L|P|W|R|S|O|M|C,"Inquiry data has changed"},
{0x43,0x00,D|T|L|P|W|R|S|O|M|C,"Message error"},
{0x44,0x00,D|T|L|P|W|R|S|O|M|C,"Internal target failure"},
{0x45,0x00,D|T|L|P|W|R|S|O|M|C,"Select or reselect failure"},
{0x46,0x00,D|T|L|P|W|R|S|O|M|C,"Unsuccessful soft reset"},
{0x47,0x00,D|T|L|P|W|R|S|O|M|C,"Scsi parity error"},
{0x48,0x00,D|T|L|P|W|R|S|O|M|C,"Initiator detected error message received"},
{0x49,0x00,D|T|L|P|W|R|S|O|M|C,"Invalid message error"},
{0x4A,0x00,D|T|L|P|W|R|S|O|M|C,"Command phase error"},
{0x4B,0x00,D|T|L|P|W|R|S|O|M|C,"Data phase error"},
{0x4C,0x00,D|T|L|P|W|R|S|O|M|C,"Logical unit failed self-configuration"},
{0x4E,0x00,D|T|L|P|W|R|S|O|M|C,"Overlapped commands attempted"},
{0x50,0x00,T,"Write append error"},
{0x50,0x01,T,"Write append position error"},
{0x50,0x02,T,"Position error related to timing"},
{0x51,0x00,T|O,"Erase failure"},
{0x52,0x00,T,"Cartridge fault"},
{0x53,0x00,D|T|L|W|R|S|O|M,"Media load or eject failed"},
{0x53,0x01,T,"Unload tape failure"},
{0x53,0x02,D|T|W|R|O|M,"Medium removal prevented"},
{0x54,0x00,P,"Scsi to host system interface failure"},
{0x55,0x00,P,"System resource failure"},
{0x57,0x00,R,"Unable to recover table-of-contents"},
{0x58,0x00,O,"Generation does not exist"},
{0x59,0x00,O,"Updated block read"},
{0x5A,0x00,D|T|L|P|W|R|S|O|M,"Operator request or state change input (unspecified)"},
{0x5A,0x01,D|T|W|R|O|M,"Operator medium removal request"},
{0x5A,0x02,D|T|W|O,"Operator selected write protect"},
{0x5A,0x03,D|T|W|O,"Operator selected write permit"},
{0x5B,0x00,D|T|L|P|W|R|S|O|M,"Log exception"},
{0x5B,0x01,D|T|L|P|W|R|S|O|M,"Threshold condition met"},
{0x5B,0x02,D|T|L|P|W|R|S|O|M,"Log counter at maximum"},
{0x5B,0x03,D|T|L|P|W|R|S|O|M,"Log list codes exhausted"},
{0x5C,0x00,D|O,"Rpl status change"},
{0x5C,0x01,D|O,"Spindles synchronized"},
{0x5C,0x02,D|O,"Spindles not synchronized"},
{0x60,0x00,S,"Lamp failure"},
{0x61,0x00,S,"Video acquisition error"},
{0x61,0x01,S,"Unable to acquire video"},
{0x61,0x02,S,"Out of focus"},
{0x62,0x00,S,"Scan head positioning error"},
{0x63,0x00,R,"End of user area encountered on this track"},
{0x64,0x00,R,"Illegal mode for this track"},
{0, 0, 0, NULL}
};
static const char *snstext[] = {
"None", /* There is no sense information */
"Recovered Error", /* The last command completed successfully
but used error correction */
"Not Ready", /* The addressed target is not ready */
"Medium Error", /* Data error detected on the medium */
"Hardware Error", /* Controller or device failure */
"Illegal Request",
"Unit Attention", /* Removable medium was changed, or
the target has been reset */
"Data Protect", /* Access to the data is blocked */
"Blank Check", /* Reached unexpected written or unwritten
region of the medium */
"Key=9", /* Vendor specific */
"Copy Aborted", /* COPY or COMPARE was aborted */
"Aborted Command", /* The target aborted the command */
"Equal", /* A SEARCH DATA command found data equal */
"Volume Overflow", /* Medium full with still data to be written */
"Miscompare", /* Source data and data on the medium
do not agree */
"Key=15" /* Reserved */
};
/* Print sense information */
void sg_print_sense(const char * leadin, const unsigned char * sense_buffer,
int sb_len)
{
int i, s;
int sense_class, valid, code;
const char * error = NULL;
sense_class = (sense_buffer[0] >> 4) & 0x07;
code = sense_buffer[0] & 0xf;
valid = sense_buffer[0] & 0x80;
if (sense_class == 7) { /* extended sense data */
s = sense_buffer[7] + 8;
if(s > sb_len)
s = sb_len;
if (!valid)
fprintf(OUTP, "[valid=0] ");
fprintf(OUTP, "Info fld=0x%x, ", (int)((sense_buffer[3] << 24) |
(sense_buffer[4] << 16) | (sense_buffer[5] << 8) |
sense_buffer[6]));
if (sense_buffer[2] & 0x80)
fprintf(OUTP, "FMK "); /* current command has read a filemark */
if (sense_buffer[2] & 0x40)
fprintf(OUTP, "EOM "); /* end-of-medium condition exists */
if (sense_buffer[2] & 0x20)
fprintf(OUTP, "ILI "); /* incorrect block length requested */
switch (code) {
case 0x0:
error = "Current"; /* error concerns current command */
break;
case 0x1:
error = "Deferred"; /* error concerns some earlier command */
/* e.g., an earlier write to disk cache succeeded, but
now the disk discovers that it cannot write the data */
break;
default:
error = "Invalid";
}
fprintf(OUTP, "%s ", error);
if (leadin)
fprintf(OUTP, "%s: ", leadin);
fprintf(OUTP, "sense key: %s\n", snstext[sense_buffer[2] & 0x0f]);
/* Check to see if additional sense information is available */
if(sense_buffer[7] + 7 < 13 ||
(sense_buffer[12] == 0 && sense_buffer[13] == 0)) goto done;
for(i=0; additional[i].text; i++)
if(additional[i].code1 == sense_buffer[12] &&
additional[i].code2 == sense_buffer[13])
fprintf(OUTP, "Additional sense indicates: %s\n",
additional[i].text);
for(i=0; additional2[i].text; i++)
if(additional2[i].code1 == sense_buffer[12] &&
additional2[i].code2_min >= sense_buffer[13] &&
additional2[i].code2_max <= sense_buffer[13]) {
fprintf(OUTP, "Additional sense indicates: ");
fprintf(OUTP, additional2[i].text, sense_buffer[13]);
fprintf(OUTP, "\n");
};
} else { /* non-extended sense data */
/*
* Standard says:
* sense_buffer[0] & 0200 : address valid
* sense_buffer[0] & 0177 : vendor-specific error code
* sense_buffer[1] & 0340 : vendor-specific
* sense_buffer[1..3] : 21-bit logical block address
*/
if (leadin)
fprintf(OUTP, "%s: ", leadin);
if (sense_buffer[0] < 15)
fprintf(OUTP,
"old sense: key %s\n", snstext[sense_buffer[0] & 0x0f]);
else
fprintf(OUTP, "sns = %2x %2x\n", sense_buffer[0], sense_buffer[2]);
fprintf(OUTP, "Non-extended sense class %d code 0x%0x ",
sense_class, code);
s = 4;
}
done:
fprintf(OUTP, "Raw sense data (in hex):\n ");
for (i = 0; i < s; ++i) {
if ((i > 0) && (0 == (i % 24)))
fprintf(OUTP, "\n ");
fprintf(OUTP, "%02x ", sense_buffer[i]);
}
fprintf(OUTP, "\n");
return;
}
static const char * hostbyte_table[]={
"DID_OK", "DID_NO_CONNECT", "DID_BUS_BUSY", "DID_TIME_OUT", "DID_BAD_TARGET",
"DID_ABORT", "DID_PARITY", "DID_ERROR", "DID_RESET", "DID_BAD_INTR",
"DID_PASSTHROUGH", "DID_SOFT_ERROR", NULL};
void sg_print_host_status(int host_status)
{ static int maxcode=0;
int i;
if(! maxcode) {
for(i = 0; hostbyte_table[i]; i++) ;
maxcode = i-1;
}
fprintf(OUTP, "Host_status=0x%02x", host_status);
if(host_status > maxcode) {
fprintf(OUTP, "is invalid ");
return;
}
fprintf(OUTP, "(%s) ",hostbyte_table[host_status]);
}
static const char * driverbyte_table[]={
"DRIVER_OK", "DRIVER_BUSY", "DRIVER_SOFT", "DRIVER_MEDIA", "DRIVER_ERROR",
"DRIVER_INVALID", "DRIVER_TIMEOUT", "DRIVER_HARD", "DRIVER_SENSE", NULL};
static const char * driversuggest_table[]={"SUGGEST_OK",
"SUGGEST_RETRY", "SUGGEST_ABORT", "SUGGEST_REMAP", "SUGGEST_DIE",
unknown,unknown,unknown, "SUGGEST_SENSE",NULL};
void sg_print_driver_status(int driver_status)
{
static int driver_max =0 , suggest_max=0;
int i;
int dr = driver_status & SG_ERR_DRIVER_MASK;
int su = (driver_status & SG_ERR_SUGGEST_MASK) >> 4;
if(! driver_max) {
for(i = 0; driverbyte_table[i]; i++) ;
driver_max = i;
for(i = 0; driversuggest_table[i]; i++) ;
suggest_max = i;
}
fprintf(OUTP, "Driver_status=0x%02x",driver_status);
fprintf(OUTP, " (%s,%s) ",
dr < driver_max ? driverbyte_table[dr]:"invalid",
su < suggest_max ? driversuggest_table[su]:"invalid");
}
#ifdef SG_IO
int sg_chk_n_print3(const char * leadin, struct sg_io_hdr * hp)
{
return sg_chk_n_print(leadin, hp->masked_status, hp->host_status,
hp->driver_status, hp->sbp, hp->sb_len_wr);
}
#endif
int sg_chk_n_print(const char * leadin, int masked_status,
int host_status, int driver_status,
const unsigned char * sense_buffer, int sb_len)
{
int done_leadin = 0;
int done_sense = 0;
if ((0 == masked_status) && (0 == host_status) &&
(0 == driver_status))
return 1; /* No problems */
if (0 != masked_status) {
if (leadin)
fprintf(OUTP, "%s: ", leadin);
done_leadin = 1;
sg_print_status(masked_status);
fprintf(OUTP, "\n");
if (sense_buffer && ((masked_status == CHECK_CONDITION) ||
(masked_status == COMMAND_TERMINATED))) {
sg_print_sense(0, sense_buffer, sb_len);
done_sense = 1;
}
}
if (0 != host_status) {
if (leadin && (! done_leadin))
fprintf(OUTP, "%s: ", leadin);
if (done_leadin)
fprintf(OUTP, " plus...: ");
else
done_leadin = 1;
sg_print_host_status(host_status);
fprintf(OUTP, "\n");
}
if (0 != driver_status) {
if (leadin && (! done_leadin))
fprintf(OUTP, "%s: ", leadin);
if (done_leadin)
fprintf(OUTP, " plus...: ");
else
done_leadin = 1;
sg_print_driver_status(driver_status);
fprintf(OUTP, "\n");
if (sense_buffer && (! done_sense) &&
(SG_ERR_DRIVER_SENSE & driver_status))
sg_print_sense(0, sense_buffer, sb_len);
}
return 0;
}
#ifdef SG_IO
int sg_err_category3(struct sg_io_hdr * hp)
{
return sg_err_category(hp->masked_status, hp->host_status,
hp->driver_status, hp->sbp, hp->sb_len_wr);
}
#endif
int sg_err_category(int masked_status, int host_status,
int driver_status, const unsigned char * sense_buffer,
int sb_len)
{
if ((0 == masked_status) && (0 == host_status) &&
(0 == driver_status))
return SG_ERR_CAT_CLEAN;
if ((CHECK_CONDITION == masked_status) ||
(COMMAND_TERMINATED == masked_status) ||
(SG_ERR_DRIVER_SENSE & driver_status)) {
if (sense_buffer && (sb_len > 2)) {
if(RECOVERED_ERROR == sense_buffer[2])
return SG_ERR_CAT_RECOVERED;
else if ((UNIT_ATTENTION == (0x0f & sense_buffer[2])) &&
(sb_len > 12)) {
if (0x28 == sense_buffer[12])
return SG_ERR_CAT_MEDIA_CHANGED;
if (0x29 == sense_buffer[12])
return SG_ERR_CAT_RESET;
}
}
return SG_ERR_CAT_SENSE;
}
if (0 != host_status) {
if ((SG_ERR_DID_NO_CONNECT == host_status) ||
(SG_ERR_DID_BUS_BUSY == host_status) ||
(SG_ERR_DID_TIME_OUT == host_status))
return SG_ERR_CAT_TIMEOUT;
}
if (0 != driver_status) {
if (SG_ERR_DRIVER_TIMEOUT == driver_status)
return SG_ERR_CAT_TIMEOUT;
}
return SG_ERR_CAT_OTHER;
}
int sg_get_command_size(unsigned char opcode)
{
return COMMAND_SIZE(opcode);
}
/* EOF */