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libburn/libburn/spc.c

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/* -*- indent-tabs-mode: t; tab-width: 8; c-basic-offset: 8; -*- */
/* Copyright (c) 2004 - 2006 Derek Foreman, Ben Jansens
Copyright (c) 2006 - 2019 Thomas Schmitt <scdbackup@gmx.net>
Provided under GPL version 2 or later.
*/
/* scsi primary commands */
#ifdef HAVE_CONFIG_H
#include "../config.h"
#endif
#include <unistd.h>
#include <stdio.h>
#include <sys/types.h>
#include <sys/stat.h>
#include <fcntl.h>
#include <sys/ioctl.h>
#include <string.h>
/* ts A61008 */
/* #include <a ssert.h> */
#include <stdlib.h>
#include "libburn.h"
#include "transport.h"
#include "spc.h"
#include "mmc.h"
#include "sbc.h"
#include "drive.h"
#include "debug.h"
#include "options.h"
#include "init.h"
#include "util.h"
#include "libdax_msgs.h"
extern struct libdax_msgs *libdax_messenger;
/* ts A91111 :
whether to log SCSI commands:
bit0= log in /tmp/libburn_sg_command_log
bit1= log to stderr
bit2= flush every line
*/
extern int burn_sg_log_scsi;
/* spc command set */
/* ts A70519 : allocation length byte 3+4 was 0,255 */
static unsigned char SPC_INQUIRY[] = { 0x12, 0, 0, 0, 36, 0 };
/*static char SPC_TEST[]={0,0,0,0,0,0};*/
static unsigned char SPC_PREVENT[] = { 0x1e, 0, 0, 0, 1, 0 };
static unsigned char SPC_ALLOW[] = { 0x1e, 0, 0, 0, 0, 0 };
static unsigned char SPC_MODE_SENSE[] = { 0x5a, 0, 0, 0, 0, 0, 0, 16, 0, 0 };
static unsigned char SPC_MODE_SELECT[] = { 0x55, 16, 0, 0, 0, 0, 0, 0, 0, 0 };
static unsigned char SPC_REQUEST_SENSE[] = { 0x03, 0, 0, 0, 18, 0 };
static unsigned char SPC_TEST_UNIT_READY[] = { 0x00, 0, 0, 0, 0, 0 };
#ifdef Libburn_enable_scsi_cmd_ABh
static unsigned char SPC_READ_MEDIA_SERIAL_NUMBER[] =
{ 0xAB, 0x01, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0 };
#endif
/* ts A70519 : An initializer for the abstract SCSI command structure */
int scsi_init_command(struct command *c, unsigned char *opcode, int oplen)
{
if (oplen > 16)
return 0;
memset(c, 0, sizeof(struct command));
memcpy(c->opcode, opcode, oplen);
c->oplen = oplen;
c->dir = NO_TRANSFER;
c->dxfer_len = -1;
memset(c->sense, 0, sizeof(c->sense));
c->sense_len = 0;
c->error = 0;
c->retry = 0;
c->page = NULL;
c->timeout = Libburn_scsi_default_timeouT;
c->start_time = c->end_time = 0.0;
c->retry_count = 0;
c->last_retry_key = 0;
c->last_retry_asc = 0;
c->last_retry_ascq = 0;
return 1;
}
/* ts B00728 */
int spc_decode_sense(unsigned char *sense, int senselen,
int *key, int *asc, int *ascq)
{
*key = *asc = *ascq = 0;
if ((sense[0] & 0x7f) == 0x72 || (sense[0] & 0x7f) == 0x73) {
if (senselen <= 0 || senselen > 1)
*key = sense[1] & 0x0f;
if (senselen <= 0 || senselen > 2)
*asc = sense[2];
if (senselen <= 0 || senselen > 3)
*ascq = sense[3];
return 1;
}
if (senselen <= 0 || senselen > 2)
*key = sense[2] & 0x0f;
if (senselen <= 0 || senselen > 12)
*asc = sense[12];
if (senselen <= 0 || senselen > 13)
*ascq = sense[13];
return 1;
}
int spc_test_unit_ready_r(struct burn_drive *d, int *key, int *asc, int *ascq,
int *progress)
{
struct command *c;
c = &(d->casual_command);
if (mmc_function_spy(d, "test_unit_ready") <= 0)
return 0;
scsi_init_command(c, SPC_TEST_UNIT_READY,sizeof(SPC_TEST_UNIT_READY));
c->retry = 0;
c->dir = NO_TRANSFER;
d->issue_command(d, c);
*key = *asc = *ascq = 0;
*progress = -1;
if (c->error) {
spc_decode_sense(c->sense, 0, key, asc, ascq);
if (c->sense[0] == 0x70 &&
((c->sense[2] & 0x0f) == 0 || (c->sense[2] & 0x0f) == 2) &&
(c->sense[15] & 0x80))
*progress = (c->sense[16] << 8) + c->sense[17];
return (*key == 0);
}
return 1;
}
int spc_test_unit_ready(struct burn_drive *d)
{
int key, asc, ascq, progress;
return spc_test_unit_ready_r(d, &key, &asc, &ascq, &progress);
}
/* ts A70315 */
/** @param flag bit0=do not wait 0.1 seconds before first test unit ready
bit1=do not issue success message
*/
/** Wait until the drive state becomes clear or until max_usec elapsed */
int spc_wait_unit_attention(struct burn_drive *d, int max_sec, char *cmd_text,
int flag)
{
int i, ret = 1, key = 0, asc = 0, ascq = 0, clueless_start = 0;
static double tests_per_second = 2.0;
int sleep_usecs, loop_limit, clueless_timeout, progress;
char *msg = NULL, *cmd_name = NULL, *cmd_cpt;
unsigned char sense[14];
BURN_ALLOC_MEM(msg, char, 320);
BURN_ALLOC_MEM(cmd_name, char, 320);
clueless_timeout = 5 * tests_per_second + 1;
loop_limit = max_sec * tests_per_second + 1;
sleep_usecs = 1000000 / tests_per_second;
strcpy(cmd_name, cmd_text);
cmd_cpt = strchr(cmd_name, ':');
if (cmd_cpt != NULL)
*cmd_cpt = 0;
if (!(flag & 1))
usleep(sleep_usecs);
for(i = !(flag & 1); i < loop_limit; i++) {
ret = spc_test_unit_ready_r(d, &key, &asc, &ascq, &progress);
if (ret > 0) /* ready */
break;
if (key!=0x2 || asc!=0x4) {
if (key == 0x2 && asc == 0x3A) {
ret = 1; /* medium not present = ok */
/* <<<
ts A70912 :
My LG GSA-4082B on asynchronous load:
first it reports no media 2,3A,00,
then it reports not ready 2,04,00,
further media inquiry retrieves wrong data
if(i<=100)
goto slumber;
*/
break;
}
if (key == 0x6 && asc == 0x28)
/* medium change notice or alike = try again */
goto slumber;
handle_error:;
/* ts A90213 */
sprintf(msg,
"Asynchronous SCSI error on %s: ", cmd_name);
sense[0] = 0x70; /* Fixed format sense data */
sense[2] = key;
sense[12] = asc;
sense[13] = ascq;
scsi_error_msg(d, sense, 14, msg + strlen(msg),
&key, &asc, &ascq);
libdax_msgs_submit(libdax_messenger, d->global_index,
0x0002014d,
LIBDAX_MSGS_SEV_SORRY, LIBDAX_MSGS_PRIO_HIGH,
msg, 0, 0);
if (cmd_cpt != NULL) {
sprintf(msg, "Attempted SCSI CDB: %s",
cmd_cpt + 1);
libdax_msgs_submit(libdax_messenger,
d->global_index, 0x0002014d,
LIBDAX_MSGS_SEV_SORRY, LIBDAX_MSGS_PRIO_HIGH,
msg, 0, 0);
}
d->cancel = 1;
break;
} else if (ascq == 0x00) { /* CAUSE NOT REPORTABLE */
/* Might be a clueless system adapter */
if (clueless_start == 0)
clueless_start = i;
if (i - clueless_start > clueless_timeout) {
libdax_msgs_submit(libdax_messenger,
d->global_index,
0x00000002,
LIBDAX_MSGS_SEV_DEBUG, LIBDAX_MSGS_PRIO_HIGH,
"Ended clueless NOT READY cycle",
0, 0);
if (cmd_cpt != NULL) {
sprintf(msg, "Attempted SCSI CDB: %s",
cmd_cpt + 1);
libdax_msgs_submit(libdax_messenger,
d->global_index,
0x00000002,
LIBDAX_MSGS_SEV_DEBUG,
LIBDAX_MSGS_PRIO_HIGH,
msg, 0, 0);
}
ret = 1; /* medium not present = ok */
break;
}
} else if (ascq == 0x02 || ascq == 0x03)
goto handle_error;
slumber:;
usleep(sleep_usecs);
}
if (ret <= 0 || !(flag & 2)) {
sprintf(msg, "Async %s %s after %d.%d seconds",
cmd_name, (ret > 0 ? "succeeded" : "failed"),
i / 10, i % 10);
libdax_msgs_submit(libdax_messenger, d->global_index,
0x00020150, LIBDAX_MSGS_SEV_DEBUG,
LIBDAX_MSGS_PRIO_LOW, msg, 0, 0);
}
if (i < max_sec * 10)
{ret = (ret > 0); goto ex;}
sprintf(msg, "Timeout (%d s) with asynchronous SCSI command %s\n",
max_sec, cmd_name);
libdax_msgs_submit(libdax_messenger, d->global_index, 0x0002014f,
LIBDAX_MSGS_SEV_SORRY, LIBDAX_MSGS_PRIO_HIGH, msg, 0, 0);
if (cmd_cpt != NULL) {
sprintf(msg, "Attempted SCSI CDB: %s", cmd_cpt + 1);
libdax_msgs_submit(libdax_messenger, d->global_index,
0x0002014f, LIBDAX_MSGS_SEV_SORRY,
LIBDAX_MSGS_PRIO_HIGH, msg, 0, 0);
}
ret = 0;
ex:;
BURN_FREE_MEM(msg);
BURN_FREE_MEM(cmd_name);
return ret;
}
void spc_request_sense(struct burn_drive *d, struct buffer *buf)
{
struct command *c;
c = &(d->casual_command);
if (mmc_function_spy(d, "request_sense") <= 0)
return;
scsi_init_command(c, SPC_REQUEST_SENSE, sizeof(SPC_REQUEST_SENSE));
c->retry = 0;
c->dxfer_len= c->opcode[4];
c->retry = 0;
c->page = buf;
c->page->sectors = 0;
c->page->bytes = 0;
c->dir = FROM_DRIVE;
d->issue_command(d, c);
}
static int spc_report_async_error(struct burn_drive *d,
int key, int asc, int ascq, int flag)
{
char *msg = NULL;
unsigned char sense[14];
int ret;
BURN_ALLOC_MEM(msg, char, BURN_DRIVE_ADR_LEN + 160);
sprintf(msg, "Asynchronous SCSI error : ");
sense[0] = 0x70; /* Fixed format sense data */
sense[2] = key;
sense[12] = asc;
sense[13] = ascq;
scsi_error_msg(d, sense, 14, msg + strlen(msg), &key, &asc, &ascq);
libdax_msgs_submit(libdax_messenger, d->global_index,
0x000201a5,
LIBDAX_MSGS_SEV_FAILURE, LIBDAX_MSGS_PRIO_HIGH,
msg, 0, 0);
ret = 1;
ex:;
BURN_FREE_MEM(msg);
return ret;
}
/* @return -3 = other error reported
-2 = drive is ready ,
-1 = not ready, but no progress reported ,
>= 0 progress indication between 0 and 65535
*/
int spc_get_erase_progress(struct burn_drive *d)
{
struct buffer *b = NULL;
int ret, key, asc, ascq, progress;
if (mmc_function_spy(d, "get_erase_progress") <= 0)
{ret = 0; goto ex;}
/* ts B20104 :
TEST UNIT READY seems to be more reliable than REQUEST SENSE.
Nevertheless growisofs still uses the latter as fallback.
*/
ret = spc_test_unit_ready_r(d, &key, &asc, &ascq, &progress);
if (ret > 0)
{ret = -2; goto ex;}
/* Check key, asc, ascq for errors other than "not yet ready" */
if (key != 0 &&
(key != 0x2 || asc != 0x04 || ascq == 0x02 || ascq ==0x03)) {
spc_report_async_error(d, key, asc, ascq, 0);
ret= -3; goto ex;
}
if (progress >= 0)
{ret = progress; goto ex;}
/* Fallback to request sense */
BURN_ALLOC_MEM(b, struct buffer, 1);
spc_request_sense(d, b);
/* Checking the preconditions as of SPC-3 4.5.2.4.4 and 4.5.3 */
ret = -1;
if (b->data[0] == 0x70 &&
((b->data[2] & 0x0f) == 0 || (b->data[2] & 0x0f) == 2) &&
(b->data[15] & 0x80))
ret = (b->data[16] << 8) | b->data[17];
ex:;
BURN_FREE_MEM(b);
return ret;
}
void spc_inquiry(struct burn_drive *d)
{
struct buffer *buf = NULL;
struct burn_scsi_inquiry_data *id;
struct command *c = NULL;
if (mmc_function_spy(d, "inquiry") <= 0)
return;
BURN_ALLOC_MEM_VOID(buf, struct buffer, 1);
BURN_ALLOC_MEM_VOID(c, struct command, 1);
scsi_init_command(c, SPC_INQUIRY, sizeof(SPC_INQUIRY));
c->dxfer_len = (c->opcode[3] << 8) | c->opcode[4];
c->retry = 1;
c->page = buf;
c->page->bytes = 0;
c->page->sectors = 0;
c->dir = FROM_DRIVE;
d->issue_command(d, c);
id = (struct burn_scsi_inquiry_data *)d->idata;
id->peripheral = 0x7f; /* SPC-3: incabable undefined peripheral type */
id->version = 0; /* SPC-3: no claim for conformance */
memset(id->vendor, 0, 9);
memset(id->product, 0, 17);
memset(id->revision, 0, 5);
if (c->error) {
id->valid = -1;
goto ex;
}
id->peripheral = ((char *) c->page->data)[0];
id->version = ((char *) c->page->data)[2];
memcpy(id->vendor, c->page->data + 8, 8);
memcpy(id->product, c->page->data + 16, 16);
memcpy(id->revision, c->page->data + 32, 4);
id->valid = 1;
ex:;
BURN_FREE_MEM(buf);
BURN_FREE_MEM(c);
return;
}
void spc_prevent(struct burn_drive *d)
{
struct command *c;
c = &(d->casual_command);
if (mmc_function_spy(d, "prevent") <= 0)
return;
scsi_init_command(c, SPC_PREVENT, sizeof(SPC_PREVENT));
c->retry = 1;
c->dir = NO_TRANSFER;
d->issue_command(d, c);
#ifdef Libburn_pioneer_dvr_216d_get_evenT
mmc_get_event(d);
#endif
}
void spc_allow(struct burn_drive *d)
{
struct command *c;
c = &(d->casual_command);
if (mmc_function_spy(d, "allow") <= 0)
return;
scsi_init_command(c, SPC_ALLOW, sizeof(SPC_ALLOW));
c->retry = 1;
c->dir = NO_TRANSFER;
d->issue_command(d, c);
}
/* ts B40216 : Outsourced from spc_sense_caps_al().
To be called by spc_sense_caps() after spc_sense_caps_al()
*/
static int spc_try_get_performance(struct burn_drive *d, int flag)
{
int ret;
struct burn_feature_descr *feature_descr;
/* ts B40107 : Feature 0x107 announces availability of GET PERFORMANCE
Its WSPD bit announces Type 3.
Try this even if the feature is not current.
*/
ret = burn_drive_has_feature(d, 0x107, &feature_descr, 0);
if (ret <= 0)
return ret;
if (feature_descr->data_lenght <= 0)
return 1;
if (feature_descr->data[0] & 2) /* WSPD */
ret = mmc_get_write_performance(d);
/* Get read performance */
mmc_get_performance(d, 0x00, 0);
return 1;
}
/*
ts A70518 - A90603 : Do not call with *alloc_len < 10
*/
/** @param flag bit0= do only inquire alloc_len
@return 1=ok , <=0 error ,
2=Block Descriptor Length > 0, retry with flag bit1
*/
static int spc_sense_caps_al(struct burn_drive *d, int *alloc_len, int flag)
{
struct buffer *buf = NULL;
struct scsi_mode_data *m;
int page_length, num_write_speeds = 0, i, speed, ret;
int old_alloc_len, was_error = 0, block_descr_len;
unsigned char *page;
struct command *c = NULL;
struct burn_speed_descriptor *sd;
char *msg = NULL;
/* ts A61225 : 1 = report about post-MMC-1 speed descriptors */
static int speed_debug = 0;
if (*alloc_len < 10)
{ret = 0; goto ex;}
BURN_ALLOC_MEM(msg, char, BURN_DRIVE_ADR_LEN + 160);
BURN_ALLOC_MEM(buf, struct buffer, 1);
BURN_ALLOC_MEM(c, struct command, 1);
/* ts A90602 : Clearing mdata before command execution */
m = d->mdata;
m->p2a_valid = 0;
burn_mdata_free_subs(m);
memset(buf, 0, sizeof(struct buffer));
scsi_init_command(c, SPC_MODE_SENSE, sizeof(SPC_MODE_SENSE));
c->dxfer_len = *alloc_len;
c->opcode[7] = (c->dxfer_len >> 8) & 0xff;
c->opcode[8] = c->dxfer_len & 0xff;
c->retry = 1;
c->opcode[2] = 0x2A;
c->page = buf;
c->page->bytes = 0;
c->page->sectors = 0;
c->dir = FROM_DRIVE;
d->issue_command(d, c);
if (c->error) {
memset(buf, 0, sizeof(struct buffer));
m->p2a_valid = -1;
was_error = 1;
}
/* ts B11103 : qemu SCSI CD-ROM has Block Descriptor Length > 0.
The descriptors come between header and page.
*/
block_descr_len = c->page->data[6] * 256 + c->page->data[7];
if (block_descr_len + 8 + 2 > *alloc_len) {
if (block_descr_len + 8 + 2 > BUFFER_SIZE || !(flag & 1)) {
m->p2a_valid = -1;
sprintf(msg,
"MODE SENSE page 2A with oversized Block Descriptors: %s : %d",
d->devname, block_descr_len);
libdax_msgs_submit(libdax_messenger, d->global_index,
0x0002016e, LIBDAX_MSGS_SEV_DEBUG,
LIBDAX_MSGS_PRIO_LOW, msg, 0, 0);
{ret = 0; goto ex;}
}
*alloc_len = block_descr_len + 10;
{ret = 2; goto ex;}
}
/* Skip over Mode Data Header and block descriptors */
page = c->page->data + 8 + block_descr_len;
/* ts A61225 :
Although MODE SENSE indeed belongs to SPC, the returned code page
2Ah is part of MMC-1 to MMC-3. In MMC-1 5.2.3.4. it has 22 bytes,
in MMC-3 6.3.11 there are at least 28 bytes plus a variable length
set of speed descriptors. In MMC-5 E.11 it is declared "legacy".
ts B11031 :
qemu emulates an ATAPI DVD-ROM, which delivers only a page length
of 18. This is now tolerated.
*/
/* ts A90603 :
SPC-1 8.3.3 enumerates mode page format bytes from 0 to n and
defines Page Length as (n-1).
*/
page_length = page[1];
old_alloc_len = *alloc_len;
*alloc_len = page_length + 10 + block_descr_len;
if (flag & 1)
{ret = !was_error; goto ex;}
if (page_length + 10 > old_alloc_len)
page_length = old_alloc_len - 10;
/* ts A90602 : page_length N asserts page[N+1]. (see SPC-1 8.3.3) */
/* ts B11031 : qemu drive has a page_length of 18 */
if (page_length < 18) {
m->p2a_valid = -1;
sprintf(msg, "MODE SENSE page 2A too short: %s : %d",
d->devname, page_length);
libdax_msgs_submit(libdax_messenger, d->global_index,
0x0002016e, LIBDAX_MSGS_SEV_DEBUG,
LIBDAX_MSGS_PRIO_LOW, msg, 0, 0);
{ret = 0; goto ex;}
}
m->buffer_size = page[12] * 256 + page[13];
m->dvdram_read = page[2] & 32;
m->dvdram_write = page[3] & 32;
m->dvdr_read = page[2] & 16;
m->dvdr_write = page[3] & 16;
m->dvdrom_read = page[2] & 8;
m->simulate = page[3] & 4;
m->cdrw_read = page[2] & 2;
m->cdrw_write = page[3] & 2;
m->cdr_read = page[2] & 1;
m->cdr_write = page[3] & 1;
m->c2_pointers = page[5] & 16;
m->underrun_proof = page[4] & 128;
/* ts A61021 : these fields are marked obsolete in MMC 3 */
m->max_read_speed = page[8] * 256 + page[9];
m->cur_read_speed = page[14] * 256 + page[15];
m->max_write_speed = m->cur_write_speed = 0;
if (page_length >= 18) /* note: page length is page size - 2 */
m->max_write_speed = page[18] * 256 + page[19];
if (page_length >= 20)
m->cur_write_speed = page[20] * 256 + page[21];
/* ts A61021 : New field to be set by atip (or following MMC-3 info) */
m->min_write_speed = m->max_write_speed;
/* ts A61225 : for ACh GET PERFORMANCE, Type 03h */
m->min_end_lba = 0x7fffffff;
m->max_end_lba = 0;
if (!was_error)
m->p2a_valid = 1;
/* ts A61225 : end of MMC-1 , begin of MMC-3 */
if (page_length < 30) /* no write speed descriptors ? */
goto no_speed_descriptors;
m->cur_write_speed = page[28] * 256 + page[29];
if (speed_debug)
fprintf(stderr, "LIBBURN_DEBUG: cur_write_speed = %d\n",
m->cur_write_speed);
num_write_speeds = page[30] * 256 + page[31];
m->max_write_speed = m->min_write_speed = m->cur_write_speed;
if (32 + 4 * num_write_speeds > page_length + 2) {
sprintf(msg, "Malformed capabilities page 2Ah received (len=%d, #speeds=%d)", page_length, num_write_speeds);
libdax_msgs_submit(libdax_messenger, d->global_index,
0x0002013c,
LIBDAX_MSGS_SEV_SORRY, LIBDAX_MSGS_PRIO_HIGH,
msg, 0, 0);
{ret = 0; goto ex;}
}
for (i = 0; i < num_write_speeds; i++) {
speed = page[32 + 4 * i + 2] * 256 + page[32 + 4 * i + 3];
if (speed_debug)
fprintf(stderr,
"LIBBURN_DEBUG: write speed #%d = %d kB/s (rc %d)\n",
i, speed, page[32 + 4 * i + 1] & 7);
/* ts A61226 */
ret = burn_speed_descriptor_new(&(d->mdata->speed_descriptors),
NULL, d->mdata->speed_descriptors, 0);
if (ret > 0) {
sd = d->mdata->speed_descriptors;
sd->source = 1;
if (d->current_profile > 0) {
sd->profile_loaded = d->current_profile;
strcpy(sd->profile_name,
d->current_profile_text);
}
sd->wrc = (( page[32 + 4 * i + 1] & 7 ) == 1 );
sd->write_speed = speed;
}
if (speed > m->max_write_speed)
m->max_write_speed = speed;
if (speed < m->min_write_speed)
m->min_write_speed = speed;
}
if (speed_debug)
fprintf(stderr,
"LIBBURN_DEBUG: 5Ah,2Ah min_write_speed = %d , max_write_speed = %d\n",
m->min_write_speed, m->max_write_speed);
no_speed_descriptors:;
ret = !was_error;
ex:
BURN_FREE_MEM(msg);
BURN_FREE_MEM(buf);
BURN_FREE_MEM(c);
return ret;
}
void spc_sense_caps(struct burn_drive *d)
{
int alloc_len, start_len = 30, minimum_len = 28, ret;
mmc_start_if_needed(d, 1);
if (mmc_function_spy(d, "sense_caps") <= 0)
return;
mmc_get_configuration(d);
/* first command execution to learn Allocation Length */
alloc_len = start_len;
ret = spc_sense_caps_al(d, &alloc_len, 1);
if (ret == 2) {
/* ts B40205: Unexpectedly found Block Descriptors.
Repeat with new alloc_len.
*/
ret = spc_sense_caps_al(d, &alloc_len, 1);
if (ret == 2)
goto try_get_performance;
}
/* ts B11103:
qemu ATAPI DVD-ROM delivers only 28.
SanDisk Cruzer U3 memory stick throws error on alloc_len < 30.
MMC-1 prescribes that 30 are available. qemu tolerates 30.
*/
if (alloc_len >= minimum_len && ret > 0)
/* second execution with announced length */
spc_sense_caps_al(d, &alloc_len, 0);
try_get_performance:;
spc_try_get_performance(d, 0);
}
void spc_sense_error_params(struct burn_drive *d)
{
struct buffer *buf = NULL;
struct scsi_mode_data *m;
int alloc_len = 12 ;
unsigned char *page;
struct command *c = NULL;
mmc_start_if_needed(d, 1);
if (mmc_function_spy(d, "sense_error_params") <= 0)
goto ex;
BURN_ALLOC_MEM_VOID(buf, struct buffer, 1);
BURN_ALLOC_MEM_VOID(c, struct command, 1);
scsi_init_command(c, SPC_MODE_SENSE, sizeof(SPC_MODE_SENSE));
c->dxfer_len = alloc_len;
c->opcode[7] = (c->dxfer_len >> 8) & 0xff;
c->opcode[8] = c->dxfer_len & 0xff;
c->retry = 1;
c->opcode[2] = 0x01;
c->page = buf;
c->page->bytes = 0;
c->page->sectors = 0;
c->dir = FROM_DRIVE;
d->issue_command(d, c);
m = d->mdata;
page = c->page->data + 8;
d->params.retries = page[3];
m->retry_page_length = page[1];
m->retry_page_valid = 1;
ex:;
BURN_FREE_MEM(buf);
BURN_FREE_MEM(c);
}
void spc_select_error_params(struct burn_drive *d,
const struct burn_read_opts *o)
{
struct buffer *buf = NULL;
struct command *c = NULL;
mmc_start_if_needed(d, 1);
if (mmc_function_spy(d, "select_error_params") <= 0)
goto ex;
BURN_ALLOC_MEM_VOID(buf, struct buffer, 1);
BURN_ALLOC_MEM_VOID(c, struct command, 1);
scsi_init_command(c, SPC_MODE_SELECT, sizeof(SPC_MODE_SELECT));
c->retry = 1;
if (d->mdata->retry_page_valid <= 0)
d->mdata->retry_page_length = 0;
c->opcode[8] = 8 + 2 + d->mdata->retry_page_length;
c->page = buf;
c->page->bytes = 0;
c->page->sectors = 0;
memset(c->page->data, 0, 8 + 2 + d->mdata->retry_page_length);
c->page->bytes = 8 + 2 + d->mdata->retry_page_length;
c->page->data[8] = 1;
c->page->data[9] = d->mdata->retry_page_length;
if (o->transfer_damaged_blocks)
c->page->data[10] |= 32;
if (o->report_recovered_errors)
c->page->data[10] |= 4;
if (!o->hardware_error_recovery)
c->page->data[10] |= 1;
c->page->data[11] = d->params.retries;
c->dir = TO_DRIVE;
d->issue_command(d, c);
ex:;
BURN_FREE_MEM(buf);
BURN_FREE_MEM(c);
}
void spc_sense_write_params(struct burn_drive *d)
{
struct buffer *buf = NULL;
struct scsi_mode_data *m;
int dummy1, dummy2, alloc_len = 10;
unsigned char *page;
struct command *c = NULL;
mmc_start_if_needed(d, 1);
if (mmc_function_spy(d, "sense_write_params") <= 0)
goto ex;
BURN_ALLOC_MEM_VOID(buf, struct buffer, 1);
BURN_ALLOC_MEM_VOID(c, struct command, 1);
/* ts A61007 : Done in soft at only caller burn_drive_grab() */
/* a ssert(d->mdata->cdr_write || d->mdata->cdrw_write ||
d->mdata->dvdr_write || d->mdata->dvdram_write); */
scsi_init_command(c, SPC_MODE_SENSE, sizeof(SPC_MODE_SENSE));
c->dxfer_len = alloc_len;
c->opcode[7] = (c->dxfer_len >> 8) & 0xff;
c->opcode[8] = c->dxfer_len & 0xff;
c->retry = 1;
c->opcode[2] = 0x05;
c->page = buf;
c->page->bytes = 0;
c->page->sectors = 0;
c->dir = FROM_DRIVE;
d->issue_command(d, c);
/* ts A71128 : do not interpret reply if error */
m = d->mdata;
if (!c->error) {
page = c->page->data + 8;
m->write_page_length = page[1];
if (m->write_page_length > 0)
m->write_page_valid = 1;
else
m->write_page_length = 0x32;
}
mmc_read_disc_info(d);
/* ts A70212 : try to setup d->media_capacity_remaining */
if (d->current_profile == 0x1a || d->current_profile == 0x13 ||
d->current_profile == 0x12 || d->current_profile == 0x43)
d->read_format_capacities(d, -1);
else if (d->status == BURN_DISC_BLANK ||
(d->current_is_cd_profile && d->status == BURN_DISC_APPENDABLE)) {
burn_drive_send_default_page_05(d, 0);
d->get_nwa(d, -1, &dummy1, &dummy2);
}
/* others are hopefully up to date from mmc_read_disc_info() */
/*
fprintf(stderr, "LIBBURN_DEBUG: media_capacity_remaining = %.f\n",
(double) d->media_capacity_remaining);
*/
ex:;
BURN_FREE_MEM(buf);
BURN_FREE_MEM(c);
}
/* remark ts A61104 :
Although command MODE SELECT is SPC, the content of the
Write Parameters Mode Page (05h) is MMC (Table 108 in MMC-1).
Thus the filling of the mode page is done by mmc_compose_mode_page_5().
*/
void spc_select_write_params(struct burn_drive *d, struct burn_session *s,
int tnum, const struct burn_write_opts *o)
{
struct buffer *buf = NULL;
struct command *c = NULL;
int alloc_len;
mmc_start_if_needed(d, 1);
if (mmc_function_spy(d, "select_write_params") <= 0)
goto ex;
BURN_ALLOC_MEM_VOID(buf, struct buffer, 1);
BURN_ALLOC_MEM_VOID(c, struct command, 1);
/* ts A61007 : All current callers are safe. */
/* a ssert(o->drive == d); */
/* <<< A61030
fprintf(stderr,"libburn_debug: write_type=%d multi=%d control=%d\n",
o->write_type,o->multi,o->control);
fprintf(stderr,"libburn_debug: block_type=%d spc_block_type=%d\n",
o->block_type,spc_block_type(o->block_type));
*/
alloc_len = 8 + 2 + d->mdata->write_page_length;
memset(&(buf->data), 0, alloc_len);
#ifdef Libburn_pioneer_dvr_216d_load_mode5
scsi_init_command(c, SPC_MODE_SENSE, sizeof(SPC_MODE_SENSE));
c->dxfer_len = alloc_len;
c->opcode[7] = (alloc_len >> 8) & 0xff;
c->opcode[8] = alloc_len & 0xff;
c->retry = 1;
c->opcode[2] = 0x05;
c->page = buf;
c->page->bytes = 0;
c->page->sectors = 0;
c->dir = FROM_DRIVE;
d->issue_command(d, c);
if (c->error)
memset(&(buf->data), 0,
8 + 2 + d->mdata->write_page_length);
#endif /* Libburn_pioneer_dvr_216d_load_mode5 */
scsi_init_command(c, SPC_MODE_SELECT, sizeof(SPC_MODE_SELECT));
c->retry = 1;
c->opcode[7] = (alloc_len >> 8) & 0xff;
c->opcode[8] = alloc_len & 0xff;
c->page = buf;
c->page->bytes = 0;
c->page->sectors = 0;
c->page->bytes = alloc_len;
/* ts A61229 */
if (mmc_compose_mode_page_5(d, s, tnum, o, c->page->data + 8) <= 0)
goto ex;
c->dir = TO_DRIVE;
d->issue_command(d, c);
ex:;
BURN_FREE_MEM(buf);
BURN_FREE_MEM(c);
}
#ifdef Libburn_enable_scsi_cmd_ABh
/* At least on Linux kernel 3.16 the command ABh causes EFAULT if not sent
from the superuser.
For a test it may be replaced by a dummy 28h READ12 on block 0.
This causes no EFAULT although it sets the wrong dxfer_len 4 rather
than 2048. So it is indeed a permission problem and not bad alignment.
*/
/* ts B51016 */
int spc_read_media_serial_number_al(struct burn_drive *d, int *alloc_len)
{
struct buffer *buf = NULL;
struct command *c = NULL;
unsigned char *data;
int ret;
if (*alloc_len < 4)
{ret = 0; goto ex;}
BURN_ALLOC_MEM(buf, struct buffer, 1);
BURN_ALLOC_MEM(c, struct command, 1);
if (mmc_function_spy(d, "spc_read_media_serial_number") <= 0)
{ret = 0; goto ex;}
/*
#de fine Spc_read_media_serial_number_dummY yes
*/
#ifdef Spc_read_media_serial_number_dummY
{
static unsigned char MMC_READ_12[] =
{ 0x28, 0, 0, 0, 0, 0, 0, 0, 0, 1, 0, 0 };
scsi_init_command(c, MMC_READ_12, sizeof(MMC_READ_12));
c->dxfer_len = *alloc_len;
}
#else
scsi_init_command(c, SPC_READ_MEDIA_SERIAL_NUMBER,
sizeof(SPC_READ_MEDIA_SERIAL_NUMBER));
c->dxfer_len = *alloc_len;
/* (Will not accept more than 32 KB anyway) */
c->opcode[8] = (c->dxfer_len >> 8) & 0xff;
c->opcode[9] = c->dxfer_len & 0xff;
#endif /* ! Spc_read_media_serial_number_dummY */
c->retry = 1;
c->page = buf;
memset(c->page->data, 0, *alloc_len);
c->page->bytes = 0;
c->page->sectors = 0;
c->dir = FROM_DRIVE;
d->issue_command(d, c);
if (c->error)
{ret = 0; goto ex;}
data = c->page->data;
#ifdef Spc_read_media_serial_number_dummY
d->media_serial_number_len = 0;
#else
d->media_serial_number_len =
(data[0] << 24) | (data[1] << 16) | (data[2] << 8) | data[7];
#endif
if (*alloc_len >= d->media_serial_number_len + 4) {
if (d->media_serial_number != NULL)
BURN_FREE_MEM(d->media_serial_number);
BURN_ALLOC_MEM(d->media_serial_number, char,
d->media_serial_number_len + 1);
if (d->media_serial_number_len > 0)
memcpy(d->media_serial_number, data + 4,
d->media_serial_number_len);
d->media_serial_number[d->media_serial_number_len] = 0;
}
*alloc_len = d->media_serial_number_len + 4;
ret = 1;
ex:;
BURN_FREE_MEM(c);
BURN_FREE_MEM(buf);
return ret;
}
int spc_read_media_serial_number(struct burn_drive *d)
{
int alloc_len = 4, ret;
ret = spc_read_media_serial_number_al(d, &alloc_len);
if (alloc_len > 4 && alloc_len <= 0x8000 && ret > 0)
ret = spc_read_media_serial_number_al(d, &alloc_len);
return ret;
}
#endif /* Libburn_enable_scsi_cmd_ABh */
void spc_getcaps(struct burn_drive *d)
{
if (mmc_function_spy(d, "getcaps") <= 0)
return;
burn_speed_descriptor_destroy(&(d->mdata->speed_descriptors), 1);
spc_inquiry(d);
spc_sense_caps(d);
spc_sense_error_params(d);
}
/*
don't check totally stupid modes (raw/raw0)
some drives say they're ok, and they're not.
*/
void spc_probe_write_modes(struct burn_drive *d)
{
struct buffer *buf = NULL;
int try_write_type = 1;
int try_block_type = 0;
int key, asc, ascq, usable_write_type = -1, usable_block_type = -1;
int last_try = 0;
struct command *c = NULL;
mmc_start_if_needed(d, 1);
if (mmc_function_spy(d, "spc_probe_write_modes") <= 0)
goto ex;
BURN_ALLOC_MEM_VOID(buf, struct buffer, 1);
BURN_ALLOC_MEM_VOID(c, struct command, 1);
/* ts A70213 : added pseudo try_write_type 4 to set a suitable mode */
while (try_write_type != 5) {
/* ts A70213 */
if (try_write_type == 4) {
/* Pseudo write type NONE . Set a usable write mode */
if (usable_write_type == -1)
break;
try_write_type = usable_write_type;
try_block_type = usable_block_type;
last_try= 1;
}
scsi_init_command(c, SPC_MODE_SELECT,sizeof(SPC_MODE_SELECT));
c->retry = 1;
c->opcode[8] = 8 + 2 + 0x32;
c->page = buf;
memset(c->page->data, 0, 8 + 2 + 0x32);
c->page->bytes = 8 + 2 + 0x32;
c->page->data[8] = 5;
c->page->data[9] = 0x32;
c->page->data[10] = try_write_type;
if (try_block_type > 4)
c->page->data[11] = 4;
else
c->page->data[11] = 0;
c->page->data[12] = try_block_type;
c->page->data[23] = 150;
c->dir = TO_DRIVE;
d->silent_on_scsi_error = 1;
d->issue_command(d, c);
d->silent_on_scsi_error = 0;
if (last_try)
break;
spc_decode_sense(c->sense, 0, &key, &asc, &ascq);
if (key)
/* try_block_type not supported */;
else {
/* try_write_type, try_block_type is supported mode */
if (try_write_type == 2) /* sao */
d->block_types[try_write_type] =
BURN_BLOCK_SAO;
else
d->block_types[try_write_type] |=
1 << try_block_type;
/* ts A70213 */
if ((usable_write_type < 0 && try_write_type > 0) ||
(try_write_type == 1 && try_block_type == 8)) {
/* Packet is not supported yet.
Prefer TAO MODE_1. */
usable_write_type = try_write_type;
usable_block_type = try_block_type;
}
}
switch (try_block_type) {
case 0:
case 1:
case 2:
try_block_type++;
break;
case 3:
try_block_type = 8;
break;
case 8:
case 9:
case 10:
case 11:
case 12:
try_block_type++;
break;
case 13:
try_block_type = 0;
try_write_type++;
break;
default:
goto ex;
}
}
ex:;
BURN_FREE_MEM(buf);
BURN_FREE_MEM(c);
}
/* ( ts A61229 : shouldn't this go to mmc.c too ?) */
/** @return -1 = error */
int spc_block_type(enum burn_block_types b)
{
switch (b) {
case BURN_BLOCK_SAO:
return 0; /* ignored bitz */
case BURN_BLOCK_RAW0:
return 0;
case BURN_BLOCK_RAW16:
return 1;
case BURN_BLOCK_RAW96P:
return 2;
case BURN_BLOCK_RAW96R:
return 3;
case BURN_BLOCK_MODE1:
return 8;
case BURN_BLOCK_MODE2R:
return 9;
case BURN_BLOCK_MODE2_PATHETIC:
return 10;
case BURN_BLOCK_MODE2_LAME:
return 11;
case BURN_BLOCK_MODE2_OBSCURE:
return 12;
case BURN_BLOCK_MODE2_OK:
return 13;
default:
return -1;
}
/* ts A61007 : already prevented in burn_write_opts_set_write_type() */
/* a ssert(0); */;
}
/* ts A61021 : the spc specific part of sg.c:enumerate_common()
*/
int spc_setup_drive(struct burn_drive *d)
{
d->getcaps = spc_getcaps;
d->lock = spc_prevent;
d->unlock = spc_allow;
d->read_disc_info = spc_sense_write_params;
d->get_erase_progress = spc_get_erase_progress;
d->test_unit_ready = spc_test_unit_ready;
d->probe_write_modes = spc_probe_write_modes;
d->send_parameters = spc_select_error_params;
d->send_write_parameters = spc_select_write_params;
return 1;
}
/* ts A61021 : the general SCSI specific part of sg.c:enumerate_common()
@param flag Bitfiled for control purposes
bit0= do not setup spc/sbc/mmc
*/
int burn_scsi_setup_drive(struct burn_drive *d, int bus_no, int host_no,
int channel_no, int target_no, int lun_no, int flag)
{
int ret;
/* ts A60923 */
d->bus_no = bus_no;
d->host = host_no;
d->id = target_no;
d->channel = channel_no;
d->lun = lun_no;
/* ts A61106 */
d->silent_on_scsi_error = 0;
/* ts B21023 */
d->had_particular_error = 0;
d->idata = calloc(1, sizeof(struct burn_scsi_inquiry_data));
d->mdata = calloc(1, sizeof(struct scsi_mode_data));
/* ts A61007 : obsolete Assert in drive_getcaps() */
if (d->idata == NULL || d->mdata == NULL) {
libdax_msgs_submit(libdax_messenger, -1, 0x00020108,
LIBDAX_MSGS_SEV_FATAL, LIBDAX_MSGS_PRIO_HIGH,
"Could not allocate new drive object", 0, 0);
return -1;
}
d->idata->valid = 0;
d->mdata->p2a_valid = 0;
d->mdata->max_read_speed = 0;
d->mdata->cur_read_speed = 0;
d->mdata->max_write_speed = 0;
d->mdata->cur_write_speed = 0;
d->mdata->speed_descriptors = NULL;
d->mdata->write_page_length = 0x32;
d->mdata->write_page_valid = 0;
if (!(flag & 1)) {
ret = spc_setup_drive(d);
if (ret<=0)
return ret;
ret = sbc_setup_drive(d);
if (ret<=0)
return ret;
ret = mmc_setup_drive(d);
if (ret<=0)
return ret;
}
return 1;
}
/* ts A61122 - A80829 */
enum response scsi_error_msg(struct burn_drive *d, unsigned char *sense,
int senselen, char msg_data[161],
int *key, int *asc, int *ascq)
{
int ret;
char *msg;
static char key_def[16][40] = {
"(no specific error)",
"Recovered error",
"Drive not ready",
"Medium error",
"Drive error",
"Illegal request",
"Drive event",
"Data protected",
"Blank/Nonblank",
"Vendor specific code",
"Copy aborted",
"Command aborted",
"(obsolete error code)",
"Volume overflow",
"Miscompare",
"(reserved error code)",
};
msg= msg_data;
*key= *asc= *ascq= -1;
ret = spc_decode_sense(sense, senselen, key, asc, ascq);
if (ret <= 0)
*key= *asc= *ascq= -1;
sprintf(msg, "[%X %2.2X %2.2X] ", *key, *asc, *ascq);
msg= msg + strlen(msg);
if (key_def[*key & 0xf][0] != '(') {
sprintf(msg, "%s. ", key_def[*key & 0xf]);
msg= msg + strlen(msg);
}
switch (*asc) {
case 0x00:
if (*key > 0 || *ascq > 0)
break; /* Fall through to unknown error */
sprintf(msg, "(No error reported by SCSI transaction)");
return GO_ON;
case 0x02:
sprintf(msg, "Not ready");
goto return_retry;
case 0x04:
if (*ascq == 1)
sprintf(msg,
"Logical unit is in the process of becoming ready");
else
sprintf(msg, "Logical unit is not ready");
goto return_retry;
case 0x06:
if (*ascq == 0)
sprintf(msg, "No reference position found");
else
break;
goto return_fail;
case 0x08:
if (*ascq == 0)
sprintf(msg, "Logical unit communication failure");
else if (*ascq == 1)
sprintf(msg, "Logical unit communication timeout");
else if (*ascq == 2)
sprintf(msg, "Logical unit communication parity error");
else if (*ascq == 3)
sprintf(msg, "Logical unit communication crc error");
else
break;
goto return_retry;
case 0x09:
if (*ascq == 0)
sprintf(msg, "Track following error");
else if (*ascq == 1)
sprintf(msg, "Tracking servo failure");
else if (*ascq == 2)
sprintf(msg, "Focus servo failure");
else if (*ascq == 3)
sprintf(msg, "Spindle servo failure");
else if (*ascq == 4)
sprintf(msg, "Head select fault");
else
break;
goto return_fail;
case 0x0C:
if (*ascq == 0)
sprintf(msg, "Write error");
else if (*ascq == 1)
sprintf(msg,
"Write error, recovered with auto-allocation");
else if (*ascq == 2)
sprintf(msg, "Write error, auto reallocation failed");
else if (*ascq == 7)
sprintf(msg, "Write error, recovery needed");
else if (*ascq == 8)
sprintf(msg, "Write error, recovery failed");
else if (*ascq == 9)
sprintf(msg, "Write error, loss of streaming");
else if (*ascq == 0x0f)
sprintf(msg, "Defects in error window");
else
break;
goto return_fail;
case 0x11:
if (*ascq == 0)
sprintf(msg, "Unrecovered read error");
else if (*ascq == 1)
sprintf(msg, "Read retries exhausted");
else if (*ascq == 2)
sprintf(msg, "Error too long to correct");
else if (*ascq == 5)
sprintf(msg, "L-EC uncorrectable error");
else if (*ascq == 6)
sprintf(msg, "CIRC uncorrectable error");
else
break;
goto return_fail;
case 0x15:
if (*ascq == 0)
sprintf(msg, "Random positioning error");
else if (*ascq == 1)
sprintf(msg, "Mechanical positioning error");
else
break;
goto return_fail;
case 0x1a:
if (*ascq == 0)
sprintf(msg, "Parameter list length error");
else
break;
goto return_fail;
case 0x1b:
if (*ascq == 0)
sprintf(msg, "Synchronous data transfer error");
else
break;
goto return_fail;
case 0x20:
if (*ascq == 0)
sprintf(msg, "Invalid command operation code");
else
break;
goto return_fail;
case 0x21:
if (*ascq == 0)
sprintf(msg, "Lba out of range");
else if (*ascq == 1)
sprintf(msg, "Invalid element address");
else if (*ascq == 2)
sprintf(msg, "Invalid address for write");
else if (*ascq == 3)
sprintf(msg, "Invalid write crossing layer jump");
else
break;
goto return_fail;
case 0x24:
if (*ascq == 0)
sprintf(msg, "Invalid field in cdb");
else
break;
goto return_fail;
case 0x26:
if (*ascq == 0)
sprintf(msg, "Invalid field in parameter list");
else if (*ascq == 1)
sprintf(msg, "Parameter not supported");
else if (*ascq == 2)
sprintf(msg, "Parameter value invalid");
else
break;
goto return_fail;
case 0x27:
sprintf(msg, "Write protected");
goto return_fail;
case 0x28:
if (*ascq == 0)
sprintf(msg, "Medium may have changed");
else if (*ascq == 1)
sprintf(msg, "Import or export element accessed");
else if (*ascq == 2)
sprintf(msg, "Format layer may have changed");
else if (*ascq == 3)
sprintf(msg,
"Import/export element accessed, medium changed");
else if (*key == 6)
sprintf(msg, "Unknown ASCQ with drive event ASC 28");
else
break;
goto return_retry;
case 0x29:
if (*ascq == 0)
sprintf(msg,
"Power on, reset, or bus device reset occurred");
else if (*ascq == 1)
sprintf(msg, "Power on occurred");
else if (*ascq == 2)
sprintf(msg, "Bus reset occurred");
else if (*ascq == 3)
sprintf(msg, "Bus device reset function occurred");
else if (*ascq == 4)
sprintf(msg, "Device internal reset");
else
break;
goto return_retry;
case 0x2c:
if (*ascq == 0)
sprintf(msg, "Command sequence error");
else
break;
goto return_fail;
case 0x2e:
if (*ascq == 0)
sprintf(msg, "Insufficient time for operation");
else
break;
goto return_fail;
case 0x30:
if (*ascq == 0)
sprintf(msg, "Incompatible medium installed");
else if (*ascq == 1)
sprintf(msg, "Cannot read medium, unknown format");
else if (*ascq == 2)
sprintf(msg,
"Cannot read medium, incompatible format");
else if (*ascq == 4)
sprintf(msg, "Cannot write medium, unknown format");
else if (*ascq == 5)
sprintf(msg,
"Cannot write medium, incompatible format");
else if (*ascq == 6)
sprintf(msg,
"Cannot format medium, incompatible medium");
else if (*ascq == 7)
sprintf(msg, "Cleaning failure");
else if (*ascq == 8)
sprintf(msg,
"Cannot write, application code mismatch");
else if (*ascq == 9)
sprintf(msg, "Current session not fixated for append");
else if (*ascq == 10)
sprintf(msg, "Medium not formatted");
else if (*ascq == 11)
sprintf(msg,
"Cannot write medium, unsupported medium version");
else
break;
goto return_fail;
case 0x31:
if (*ascq == 0)
sprintf(msg, "Medium unformatted or format corrupted");
else if (*ascq == 1)
sprintf(msg, "Format command failed");
else
break;
goto return_fail;
case 0x32:
if (*ascq == 0)
sprintf(msg, "No defect spare location available");
else
break;
goto return_fail;
case 0x3A:
if (*ascq == 0)
sprintf(msg, "Medium not present");
else if (*ascq == 1)
sprintf(msg, "Medium not present, tray closed");
else if (*ascq == 2)
sprintf(msg, "Medium not present, tray open");
else if (*ascq == 3)
sprintf(msg, "Medium not present, loadable");
else
break;
d->status = BURN_DISC_EMPTY;
goto return_fail;
case 0x3E:
if (*ascq == 1)
sprintf(msg, "Logical unit failure");
else if (*ascq == 2)
sprintf(msg, "Timeout on logical unit");
else
break;
goto return_fail;
case 0x44:
if (*ascq == 0)
sprintf(msg, "Internal target failure");
else
break;
goto return_fail;
case 0x51:
if (*ascq == 0)
sprintf(msg, "Erase failure");
else if (*ascq == 1)
sprintf(msg, "Erase failure. Incomplete erase operation");
else
break;
goto return_fail;
case 0x57:
if (*ascq == 0)
sprintf(msg, "Unable to recover Table-of-Content");
else
break;
goto return_fail;
case 0x63:
if (*ascq == 0)
sprintf(msg,
"End of user area encountered on this track");
else if (*ascq == 1)
sprintf(msg, "Packet does not fit in available space");
else
break;
goto return_fail;
case 0x64:
if (*ascq == 0)
sprintf(msg, "Illegal mode for this track");
else if (*ascq == 1)
sprintf(msg, "Invalid packet size");
else
break;
goto return_fail;
case 0x6F:
if (*ascq == 0)
sprintf(msg, "Copy protection key exchange failure – Authentication failure");
else if (*ascq == 1)
sprintf(msg, "Copy protection key exchange failure – Key not present");
else if (*ascq == 2)
sprintf(msg, "Copy protection key exchange failure – Key not established");
else if (*ascq == 3)
sprintf(msg, "Read of scrambled sector without authentication");
else if (*ascq == 4)
sprintf(msg, "Media region code is mismatched to logical unit region");
else if (*ascq == 5)
sprintf(msg, "Logical unit region must be permanent / Region reset count error");
else if (*ascq == 6)
sprintf(msg, "Insufficient block count for binding nonce recording");
else if (*ascq == 7)
sprintf(msg, "Conflict in binding nonce recording");
else if (*ascq == 8)
sprintf(msg, "Insufficient permission");
else
break;
goto return_fail;
case 0x72:
if (*ascq == 0)
sprintf(msg, "Session fixation error");
else if (*ascq == 1)
sprintf(msg, "Session fixation error writing lead-in");
else if (*ascq == 2)
sprintf(msg,
"Session fixation error writing lead-out");
else if (*ascq == 3)
sprintf(msg,
"Session fixation error, incomplete track in session");
else if (*ascq == 4)
sprintf(msg,
"Empty or partially written reserved track");
else if (*ascq == 5)
sprintf(msg, "No more track reservations allowed");
else
break;
goto return_fail;
case 0x73:
if (*ascq == 0)
sprintf(msg, "CD control error");
else if (*ascq == 1)
sprintf(msg, "Power calibration area almost full");
else if (*ascq == 2)
sprintf(msg, "Power calibration area is full");
else if (*ascq == 3)
sprintf(msg, "Power calibration area error");
else if (*ascq == 4)
sprintf(msg, "Program memory area update failure");
else if (*ascq == 5)
sprintf(msg, "Program memory area is full");
else
break;
goto return_fail;
}
sprintf(msg_data,
"See MMC specs: Sense Key %X \"%s\", ASC %2.2X ASCQ %2.2X",
*key & 0xf, key_def[(*key) & 0xf], *asc, *ascq);
goto return_fail;
return_fail:
strcat(msg, ".");
if (*key == 1)
return GO_ON;
return FAIL;
return_retry:;
strcat(msg, ".");
if (*key == 1)
return GO_ON;
return RETRY;
}
/* ts A61115 moved from sg-*.c */
/* ts A61122 made it frontend to scsi_error_msg() */
enum response scsi_error(struct burn_drive *d, unsigned char *sense,
int senselen)
{
int key, asc, ascq, ret = 0;
char *msg = NULL;
enum response resp;
BURN_ALLOC_MEM(msg, char, 160);
resp = scsi_error_msg(d, sense, senselen, msg, &key, &asc, &ascq);
ex:;
if (ret == -1)
resp = FAIL;
BURN_FREE_MEM(msg);
return resp;
}
static char *scsi_command_name(unsigned int c, int flag)
{
switch (c) {
case 0x00:
return "TEST UNIT READY";
case 0x03:
return "REQUEST SENSE";
case 0x04:
return "FORMAT UNIT";
case 0x1b:
return "START/STOP UNIT";
case 0x12:
return "INQUIRY";
case 0x1e:
return "PREVENT/ALLOW MEDIA REMOVAL";
case 0x23:
return "READ FORMAT CAPACITIES";
case 0x25:
return "READ CAPACITY";
case 0x28:
return "READ(10)";
case 0x2a:
return "WRITE(10)";
case 0x35:
return "SYNCHRONIZE CACHE";
case 0x43:
return "READ TOC/PMA/ATIP";
case 0x46:
return "GET CONFIGURATION";
case 0x4a:
return "GET EVENT STATUS NOTIFICATION";
case 0x51:
return "READ DISC INFORMATION";
case 0x52:
return "READ TRACK INFORMATION";
case 0x53:
return "RESERVE TRACK";
case 0x54:
return "SEND OPC INFORMATION";
case 0x55:
return "MODE SELECT";
case 0x5a:
return "MODE SENSE";
case 0x5b:
return "CLOSE TRACK/SESSION";
case 0x5c:
return "READ BUFFER CAPACITY";
case 0x5d:
return "SEND CUE SHEET";
case 0xa1:
return "BLANK";
case 0xaa:
return "WRITE(12)";
case 0xab:
return "READ MEDIA SERIAL NUMBER";
case 0xac:
return "GET PERFORMANCE";
case 0xad:
return "READ DISC STRUCTURE";
case 0xb6:
return "SET STREAMING";
case 0xb9:
return "READ CD MSF";
case 0xbb:
return "SET CD SPEED";
case 0xbe:
return "READ CD";
#ifdef Libburn_develop_quality_scaN
case 0xf3:
return "NEC/OPTIARC REPORT ERROR RATE";
#endif /* Libburn_develop_quality_scaN */
}
return "(NOT IN LIBBURN COMMAND LIST)";
}
/* ts B90206: Avoid publishing more inner API functions which begin by scsi_ */
char *spc_command_name(unsigned int c, int flag)
{
return(scsi_command_name(c, flag));
}
/* ts B90616 */
void spc_register_retry(struct command *c)
{
c->retry_count++;
spc_decode_sense(c->sense, c->sense_len, &c->last_retry_key,
&c->last_retry_asc, &c->last_retry_ascq);
}
/* ts B90511 */
/* @param flag bit0= do not prepend command name
bit1= do not append dxfer_len
*/
int spc_human_readable_cmd(struct command *c, char *msg, int msg_max, int flag)
{
int j, l, lname;
if ((flag & 1) && c->retry_count <= 0) {
msg[0] = 0;
} else {
if (msg_max < 60)
return -1;
strcpy(msg, spc_command_name( (unsigned int) c->opcode[0], 0));
if (c->retry_count > 0) {
sprintf(msg + strlen(msg), " #%d", c->retry_count + 1);
if (c->last_retry_key > 0)
sprintf(msg + strlen(msg), ",[%X %2.2X %2.2X]",
c->last_retry_key, c->last_retry_asc,
c->last_retry_ascq);
}
strcat(msg, " : ");
}
lname = l = strlen(msg);
for (j = 0; j < 16 && j < c->oplen; j++) {
if (l > msg_max - 3) {
if (msg_max - 4 >= lname) {
l = msg_max - 4;
sprintf(msg + strlen(msg), "... ");
}
return 0;
}
sprintf(msg + l, "%2.2x ", c->opcode[j]);
l += 3;
}
if (c->dir != NO_TRANSFER && c->page != NULL && !(flag & 2)) {
if (l > msg_max - 24)
return 0;
sprintf(msg + l, " : dxfer_len= %d", c->dxfer_len);
l = strlen(msg);
}
return 1;
}
/* ts A61030 - A61115 */
/* @param flag bit0= do report conditions which are considered not an error
bit1= report with severity FAILURE rather than DEBUG
*/
int scsi_notify_error(struct burn_drive *d, struct command *c,
unsigned char *sense, int senselen, int flag)
{
int key= -1, asc= -1, ascq= -1, ret;
char *msg = NULL, *scsi_msg = NULL;
if (d->silent_on_scsi_error == 1 || d->silent_on_scsi_error == 2)
{ret = 1; goto ex;}
BURN_ALLOC_MEM(msg, char, 320);
BURN_ALLOC_MEM(scsi_msg, char, 160);
scsi_error_msg(d, sense, senselen, scsi_msg, &key, &asc, &ascq);
if (!(flag & 1)) {
/* SPC : TEST UNIT READY command */
if (c->opcode[0] == 0)
{ret = 1; goto ex;}
/* MMC : READ DISC INFORMATION command */
if (c->opcode[0] == 0x51)
if (key == 0x2 && asc == 0x3A &&
ascq>=0 && ascq <= 0x02) /* MEDIUM NOT PRESENT */
{ret = 1; goto ex;}
if (key == 0 && asc == 0 && ascq == 0)
{ret = 1; goto ex;}
}
sprintf(msg, "SCSI error condition on command %2.2Xh %s: ",
c->opcode[0],
scsi_command_name((unsigned int) c->opcode[0], 0));
strcat(msg, scsi_msg);
ret = libdax_msgs_submit(libdax_messenger, d->global_index, 0x0002010f,
(flag & 2) && d->silent_on_scsi_error != 3 ?
LIBDAX_MSGS_SEV_FAILURE : LIBDAX_MSGS_SEV_DEBUG,
LIBDAX_MSGS_PRIO_HIGH, msg, 0, 0);
strcpy(msg, "CDB= ");
if (spc_human_readable_cmd(c, msg + strlen(msg), 320 - strlen(msg), 1)
> 0) {
libdax_msgs_submit(libdax_messenger, d->global_index,
0x0002010f,
(flag & 2) && d->silent_on_scsi_error != 3 ?
LIBDAX_MSGS_SEV_FAILURE : LIBDAX_MSGS_SEV_DEBUG,
LIBDAX_MSGS_PRIO_HIGH, msg, 0, 0);
}
ex:;
BURN_FREE_MEM(msg);
BURN_FREE_MEM(scsi_msg);
return ret;
}
/* ts B11110 */
/* @param flag bit0= do not show eventual data payload sent to the drive
(never with WRITE commands)
*/
int scsi_show_command(unsigned char *opcode, int oplen, int dir,
unsigned char *data, int bytes,
void *fp_in, int flag)
{
int i;
FILE *fp = fp_in;
fprintf(fp, "\n%s\n",
scsi_command_name((unsigned int) opcode[0], 0));
for(i = 0; i < 16 && i < oplen; i++)
fprintf(fp, "%2.2x ", opcode[i]);
if (i > 0)
fprintf(fp, "\n");
if (flag & 1)
return 1;
if (opcode[0] == 0x2A) { /* WRITE 10 */
if ((flag & 2) && oplen > 8)
fprintf(fp, "%d -> %d\n",
(opcode[7] << 8) | opcode[8],
mmc_four_char_to_int(opcode + 2));
} else if (opcode[0] == 0xAA) { /* WRITE 12 */
if ((flag & 2) && oplen > 9)
fprintf(fp, "%d -> %d\n",
mmc_four_char_to_int(opcode + 6),
mmc_four_char_to_int(opcode + 2));
} else if (dir == TO_DRIVE && !(flag & 1)) {
fprintf(fp, "To drive: %db\n", bytes);
for (i = 0; i < bytes; i++)
fprintf(fp, "%2.2x%c", data[i],
((i % 20) == 19 ? '\n' : ' '));
if (i % 20)
fprintf(fp, "\n");
}
return 1;
}
/* ts A91106 */
/* @param flag bit0= do not show eventual data payload sent to the drive
(never with WRITE commands)
*/
int scsi_show_cmd_text(struct command *c, void *fp_in, int flag)
{
return scsi_show_command(c->opcode, c->oplen, c->dir, c->page->data,
c->page->bytes, fp_in, flag);
}
/* ts A91106 */ /* ts B11110 */
int scsi_show_command_reply(unsigned char *opcode, int data_dir,
unsigned char *data, int dxfer_len,
void *fp_in, int flag)
{
int i;
FILE *fp = fp_in;
if (data_dir != FROM_DRIVE)
return 2;
if (opcode[0] == 0x28 || opcode[0] == 0x3C ||
opcode[0] == 0xA8 || opcode[0] == 0xB9 || opcode[0] == 0xBE) {
/* READ commands */
/* >>> report amount of data */;
return 2;
}
fprintf(fp, "From drive: %db\n", dxfer_len);
for (i = 0; i < dxfer_len; i++)
fprintf(fp, "%2.2x%c", data[i],
((i % 20) == 19 ? '\n' : ' '));
if (i % 20)
fprintf(fp, "\n");
return 1;
}
/* ts B11110 */
/** Logs command (before execution) */
int scsi_log_command(unsigned char *opcode, int oplen, int data_dir,
unsigned char *data, int bytes,
void *fp_in, int flag)
{
FILE *fp = fp_in;
if (fp != NULL && (fp == stderr || (burn_sg_log_scsi & 1))) {
scsi_show_command(opcode, oplen, data_dir, data, bytes, fp, 0);
if (burn_sg_log_scsi & 4)
fflush(fp);
}
if (fp == stderr || !(burn_sg_log_scsi & 2))
return 1;
scsi_log_command(opcode, oplen, data_dir, data, bytes, stderr, 0);
return 1;
}
/* ts B40731 */
/* Arbitrary SCSI log message */
int scsi_log_text(char *text, void *fp_in, int flag)
{
FILE *fp = fp_in;
if (fp != NULL && (fp == stderr || (burn_sg_log_scsi & 1))) {
fprintf(fp, "%s\n", text);
if (burn_sg_log_scsi & 4)
fflush(fp);
}
if (fp == stderr || !(burn_sg_log_scsi & 2))
return 1;
fprintf(stderr, "%s\n", text);
return 1;
}
/* ts A91218 (former sg_log_cmd ts A70518) */
/** Logs command (before execution) */
int scsi_log_cmd(struct command *c, void *fp_in, int flag)
{
int ret, bytes = 0;
unsigned char *data = NULL;
if (c->page != NULL) {
data = c->page->data;
bytes = c->page->bytes;
}
ret = scsi_log_command(c->opcode, c->oplen, c->dir, data, bytes,
fp_in, flag);
return ret;
}
/* ts B11110 */
/** Logs outcome of a sg command.
@param flag bit0 causes an error message
bit1 do not print duration
*/
int scsi_log_reply(unsigned char *opcode, int data_dir, unsigned char *data,
int dxfer_len, void *fp_in, unsigned char sense[18],
int sense_len, double duration, int flag)
{
FILE *fp = fp_in;
int key, asc, ascq, i, l;
if (fp != NULL && (fp == stderr || (burn_sg_log_scsi & 1))) {
if (flag & 1) {
l = 18;
if ((sense[0] & 0x7f) == 0x72 ||
(sense[0] & 0x7f) == 0x73)
l = sense[7] + 7 + 1; /* SPC-3 4.5.2. */
if (l > sense_len)
l = sense_len;
fprintf(fp, "+++ sense data =");
for (i = 0 ; i < l; i++)
fprintf(fp, " %2.2X", sense[i]);
fprintf(fp, "\n");
spc_decode_sense(sense, 0, &key, &asc, &ascq);
fprintf(fp, "+++ key=%X asc=%2.2Xh ascq=%2.2Xh\n",
(unsigned int) key, (unsigned int) asc,
(unsigned int) ascq);
} else {
scsi_show_command_reply(opcode, data_dir, data,
dxfer_len, fp, 0);
}
if (!(flag & 2))
fprintf(fp, " %8.f us [ %.f ]\n",
duration * 1.0e6,
(burn_get_time(0) - lib_start_time) * 1.0e6);
if (burn_sg_log_scsi & 4)
fflush(fp);
}
if (fp == stderr || !(burn_sg_log_scsi & 2))
return 1;
scsi_log_reply(opcode, data_dir, data, dxfer_len,
stderr, sense, sense_len, duration, flag);
return 1;
}
/* ts A91221 (former sg_log_err ts A91108) */
/** Legacy frontend to scsi_log_reply().
@param flag bit0 causes an error message
bit1 do not print duration
*/
int scsi_log_err(struct burn_drive *d, struct command *c,
void *fp_in, unsigned char sense[18],
int sense_len, int flag)
{
int ret;
unsigned char *data = NULL;
if (c->page != NULL)
data = c->page->data;
ret= scsi_log_reply(c->opcode, c->dir, data, c->dxfer_len ,
fp_in, sense, sense_len,
c->end_time - c->start_time, flag);
return ret;
}
/* ts B31112 */
int scsi_log_message(struct burn_drive *d, void *fp_in, char * msg, int flag)
{
int ret;
FILE *fp = fp_in;
if (fp != NULL && (fp == stderr || (burn_sg_log_scsi & 1))) {
fprintf(fp, "%s\n", msg);
if (burn_sg_log_scsi & 4)
fflush(fp);
}
if (fp == stderr || !(burn_sg_log_scsi & 2))
return 1;
ret = scsi_log_message(d, stderr, msg, flag);
return ret;
}
/* ts B00808 */
/*
@param flag bit0 = do not retry
bit1 = do not print duration
@return 0 = not yet done , 1 = done , -1 = error
*/
int scsi_eval_cmd_outcome(struct burn_drive *d, struct command *c, void *fp,
unsigned char *sense, int sense_len,
time_t start_time, int timeout_ms,
int loop_count, int flag)
{
enum response outcome;
int done = -1, usleep_time;
char *msg = NULL;
if (burn_sg_log_scsi & 3)
scsi_log_err(d, c, fp, sense, sense_len,
(sense_len > 0) | (flag & 2));
if (sense == c->sense)
c->sense_len = sense_len;
if (sense_len <= 0)
{done = 1; goto ex;}
outcome = scsi_error(d, sense, sense_len);
if (outcome == RETRY && c->retry && !(flag & 1)) {
/* Calming down retries and breaking up endless cycle
*/
if (c->opcode[0] == 0x2A || c->opcode[0] == 0xAA) {
/* WRITE(10) , WRITE(12) */
usleep_time = Libburn_scsi_write_retry_usleeP +
loop_count * Libburn_scsi_write_retry_incR;
if (usleep_time > Libburn_scsi_write_retry_umaX)
usleep_time = Libburn_scsi_write_retry_umaX;
} else {
usleep_time = Libburn_scsi_retry_usleeP +
loop_count * Libburn_scsi_retry_incR;
if (usleep_time > Libburn_scsi_retry_umaX)
usleep_time = Libburn_scsi_retry_umaX;
}
if (time(NULL) + usleep_time / 1000000 - start_time >
timeout_ms / 1000 + 1) {
done = -1; /* In case of alloc failure */
BURN_ALLOC_MEM_VOID(msg, char, 320);
done = 1;
sprintf(msg,
"Timeout exceed (%d ms). Retry canceled.\n",
timeout_ms);
libdax_msgs_submit(libdax_messenger, d->global_index,
0x0002018a,
LIBDAX_MSGS_SEV_SORRY, LIBDAX_MSGS_PRIO_HIGH,
msg, 0, 0);
strcpy(msg, "Command: ");
if (spc_human_readable_cmd(c, msg + strlen(msg),
320 - strlen(msg), 0) > 0)
libdax_msgs_submit(libdax_messenger,
d->global_index, 0x0002018a,
LIBDAX_MSGS_SEV_SORRY,
LIBDAX_MSGS_PRIO_HIGH, msg, 0, 0);
goto err_ex;
}
if (d->cancel)
{done = 1; goto ex;}
if (usleep_time > 0)
usleep(usleep_time);
if (d->cancel)
{done = 1; goto ex;}
if (burn_sg_log_scsi & 3)
scsi_log_cmd(c, fp, 0);
{done = 0; goto ex;}
} else if (outcome == RETRY) {
done = 1;
} else if (outcome == GO_ON) {
{done = 1; goto ex;}
} else if (outcome == FAIL) {
done = 1;
}
err_ex:;
c->error = 1;
scsi_notify_error(d, c, sense, sense_len, 0);
ex:;
BURN_FREE_MEM(msg);
return done;
}
int spc_confirm_cd_drive(struct burn_drive *d, int flag)
{
char *msg = NULL;
int ret;
BURN_ALLOC_MEM(msg, char, strlen(d->devname) + 1024);
spc_inquiry(d);
if (d->idata->valid < 0) {
sprintf(msg, "INQUIRY failed with drive '%s'", d->devname);
libdax_msgs_submit(libdax_messenger, -1, 0x0002000a,
LIBDAX_MSGS_SEV_FAILURE,
LIBDAX_MSGS_PRIO_HIGH, msg, 0,0);
ret = 0; goto ex;
}
if (d->idata->peripheral != 0x5) {
sprintf(msg, "Does not identify itself as CD-ROM drive '%s'",
d->devname);
libdax_msgs_submit(libdax_messenger, -1, 0x0002000a,
LIBDAX_MSGS_SEV_FAILURE,
LIBDAX_MSGS_PRIO_HIGH, msg, 0,0);
ret = 0; goto ex;
}
ret = 1;
ex:;
BURN_FREE_MEM(msg);
return ret;
}
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