blob: 286aac941dd1d3f24720c04c6f6b528c60e902c9 [file] [log] [blame]
/*
* Copyright (c) 1999-2007 Douglas Gilbert.
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
* 3. The name of the author may not be used to endorse or promote products
* derived from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
* SUCH DAMAGE.
*
*/
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <unistd.h>
#define __STDC_FORMAT_MACROS 1
#include <inttypes.h>
#include "sg_lib.h"
#include "sg_cmds_basic.h"
#include "sg_cmds_extra.h"
#include "sg_pt.h"
#define SENSE_BUFF_LEN 32 /* Arbitrary, could be larger */
#define DEF_PT_TIMEOUT 60 /* 60 seconds */
#define LONG_PT_TIMEOUT 7200 /* 7,200 seconds == 120 minutes */
#define SERVICE_ACTION_IN_16_CMD 0x9e
#define SERVICE_ACTION_IN_16_CMDLEN 16
#define SERVICE_ACTION_OUT_16_CMD 0x9f
#define SERVICE_ACTION_OUT_16_CMDLEN 16
#define READ_LONG_16_SA 0x11
#define WRITE_LONG_16_SA 0x11
#define MAINTENANCE_IN_CMD 0xa3
#define MAINTENANCE_IN_CMDLEN 12
#define REPORT_TGT_PRT_GRP_SA 0xa
#define REPORT_IDENTIFYING_INFORMATION_SA 0x5
#define MAINTENANCE_OUT_CMD 0xa4
#define MAINTENANCE_OUT_CMDLEN 12
#define SET_IDENTIFYING_INFORMATION_SA 0x6
#define SET_TGT_PRT_GRP_SA 0xa
#define SEND_DIAGNOSTIC_CMD 0x1d
#define SEND_DIAGNOSTIC_CMDLEN 6
#define RECEIVE_DIAGNOSTICS_CMD 0x1c
#define RECEIVE_DIAGNOSTICS_CMDLEN 6
#define READ_DEFECT10_CMD 0x37
#define READ_DEFECT10_CMDLEN 10
#define SERVICE_ACTION_IN_12_CMD 0xab
#define SERVICE_ACTION_IN_12_CMDLEN 12
#define READ_MEDIA_SERIAL_NUM_SA 0x1
#define FORMAT_UNIT_CMD 0x4
#define FORMAT_UNIT_CMDLEN 6
#define REASSIGN_BLKS_CMD 0x7
#define REASSIGN_BLKS_CMDLEN 6
#define GET_CONFIG_CMD 0x46
#define GET_CONFIG_CMD_LEN 10
#define PERSISTENT_RESERVE_IN_CMD 0x5e
#define PERSISTENT_RESERVE_IN_CMDLEN 10
#define PERSISTENT_RESERVE_OUT_CMD 0x5f
#define PERSISTENT_RESERVE_OUT_CMDLEN 10
#define READ_LONG10_CMD 0x3e
#define READ_LONG10_CMDLEN 10
#define WRITE_LONG10_CMD 0x3f
#define WRITE_LONG10_CMDLEN 10
#define VERIFY10_CMD 0x2f
#define VERIFY10_CMDLEN 10
#define ATA_PT_12_CMD 0xa1
#define ATA_PT_12_CMDLEN 12
#define ATA_PT_16_CMD 0x85
#define ATA_PT_16_CMDLEN 16
#define READ_BUFFER_CMD 0x3c
#define READ_BUFFER_CMDLEN 10
#define WRITE_BUFFER_CMD 0x3b
#define WRITE_BUFFER_CMDLEN 10
/* Invokes a SCSI REPORT TARGET PORT GROUPS command. Return of 0 -> success,
* SG_LIB_CAT_INVALID_OP -> Report Target Port Groups not supported,
* SG_LIB_CAT_ILLEGAL_REQ -> bad field in cdb, SG_LIB_CAT_ABORTED_COMMAND,
* SG_LIB_CAT_UNIT_ATTENTION, -1 -> other failure */
int sg_ll_report_tgt_prt_grp(int sg_fd, void * resp,
int mx_resp_len, int noisy, int verbose)
{
int k, res, ret, sense_cat;
unsigned char rtpgCmdBlk[MAINTENANCE_IN_CMDLEN] =
{MAINTENANCE_IN_CMD, REPORT_TGT_PRT_GRP_SA,
0, 0, 0, 0, 0, 0, 0, 0, 0, 0};
unsigned char sense_b[SENSE_BUFF_LEN];
struct sg_pt_base * ptvp;
rtpgCmdBlk[6] = (mx_resp_len >> 24) & 0xff;
rtpgCmdBlk[7] = (mx_resp_len >> 16) & 0xff;
rtpgCmdBlk[8] = (mx_resp_len >> 8) & 0xff;
rtpgCmdBlk[9] = mx_resp_len & 0xff;
if (NULL == sg_warnings_strm)
sg_warnings_strm = stderr;
if (verbose) {
fprintf(sg_warnings_strm, " report target port groups cdb: ");
for (k = 0; k < MAINTENANCE_IN_CMDLEN; ++k)
fprintf(sg_warnings_strm, "%02x ", rtpgCmdBlk[k]);
fprintf(sg_warnings_strm, "\n");
}
ptvp = construct_scsi_pt_obj();
if (NULL == ptvp) {
fprintf(sg_warnings_strm, "report target port groups: out of "
"memory\n");
return -1;
}
set_scsi_pt_cdb(ptvp, rtpgCmdBlk, sizeof(rtpgCmdBlk));
set_scsi_pt_sense(ptvp, sense_b, sizeof(sense_b));
set_scsi_pt_data_in(ptvp, (unsigned char *)resp, mx_resp_len);
res = do_scsi_pt(ptvp, sg_fd, DEF_PT_TIMEOUT, verbose);
ret = sg_cmds_process_resp(ptvp, "report target port group", res,
mx_resp_len, sense_b, noisy, verbose,
&sense_cat);
if (-1 == ret)
;
else if (-2 == ret) {
switch (sense_cat) {
case SG_LIB_CAT_INVALID_OP:
case SG_LIB_CAT_ILLEGAL_REQ:
case SG_LIB_CAT_UNIT_ATTENTION:
case SG_LIB_CAT_ABORTED_COMMAND:
ret = sense_cat;
break;
case SG_LIB_CAT_RECOVERED:
case SG_LIB_CAT_NO_SENSE:
ret = 0;
break;
default:
ret = -1;
break;
}
} else
ret = 0;
destruct_scsi_pt_obj(ptvp);
return ret;
}
/* Invokes a SCSI SET TARGET PORT GROUPS command. Return of 0 -> success,
* SG_LIB_CAT_INVALID_OP -> Set Target Port Groups not supported,
* SG_LIB_CAT_ILLEGAL_REQ -> bad field in cdb, SG_LIB_CAT_ABORTED_COMMAND,
* SG_LIB_CAT_UNIT_ATTENTION, -1 -> other failure */
int sg_ll_set_tgt_prt_grp(int sg_fd, void * paramp,
int param_len, int noisy, int verbose)
{
int k, res, ret, sense_cat;
unsigned char stpgCmdBlk[MAINTENANCE_OUT_CMDLEN] =
{MAINTENANCE_OUT_CMD, SET_TGT_PRT_GRP_SA,
0, 0, 0, 0, 0, 0, 0, 0, 0, 0};
unsigned char sense_b[SENSE_BUFF_LEN];
struct sg_pt_base * ptvp;
stpgCmdBlk[6] = (param_len >> 24) & 0xff;
stpgCmdBlk[7] = (param_len >> 16) & 0xff;
stpgCmdBlk[8] = (param_len >> 8) & 0xff;
stpgCmdBlk[9] = param_len & 0xff;
if (NULL == sg_warnings_strm)
sg_warnings_strm = stderr;
if (verbose) {
fprintf(sg_warnings_strm, " set target port groups cdb: ");
for (k = 0; k < MAINTENANCE_OUT_CMDLEN; ++k)
fprintf(sg_warnings_strm, "%02x ", stpgCmdBlk[k]);
fprintf(sg_warnings_strm, "\n");
if ((verbose > 1) && paramp && param_len) {
fprintf(sg_warnings_strm, " set target port groups "
"parameter list:\n");
dStrHex((const char *)paramp, param_len, -1);
}
}
ptvp = construct_scsi_pt_obj();
if (NULL == ptvp) {
fprintf(sg_warnings_strm, "set target port groups: out of "
"memory\n");
return -1;
}
set_scsi_pt_cdb(ptvp, stpgCmdBlk, sizeof(stpgCmdBlk));
set_scsi_pt_sense(ptvp, sense_b, sizeof(sense_b));
set_scsi_pt_data_out(ptvp, (unsigned char *)paramp, param_len);
res = do_scsi_pt(ptvp, sg_fd, DEF_PT_TIMEOUT, verbose);
ret = sg_cmds_process_resp(ptvp, "set target port group", res, 0,
sense_b, noisy, verbose, &sense_cat);
if (-1 == ret)
;
else if (-2 == ret) {
switch (sense_cat) {
case SG_LIB_CAT_INVALID_OP:
case SG_LIB_CAT_ILLEGAL_REQ:
case SG_LIB_CAT_UNIT_ATTENTION:
case SG_LIB_CAT_ABORTED_COMMAND:
ret = sense_cat;
break;
case SG_LIB_CAT_RECOVERED:
case SG_LIB_CAT_NO_SENSE:
ret = 0;
break;
default:
ret = -1;
break;
}
} else
ret = 0;
destruct_scsi_pt_obj(ptvp);
return ret;
}
/* Invokes a SCSI SEND DIAGNOSTIC command. Foreground, extended self tests can
* take a long time, if so set long_duration flag. Return of 0 -> success,
* SG_LIB_CAT_INVALID_OP -> Send diagnostic not supported,
* SG_LIB_CAT_ILLEGAL_REQ -> bad field in cdb, SG_LIB_CAT_UNIT_ATTENTION,
* SG_LIB_CAT_NOT_READY -> device not ready, SG_LIB_CAT_ABORTED_COMMAND,
* -1 -> other failure */
int sg_ll_send_diag(int sg_fd, int sf_code, int pf_bit, int sf_bit,
int devofl_bit, int unitofl_bit, int long_duration,
void * paramp, int param_len, int noisy,
int verbose)
{
int k, res, ret, sense_cat;
unsigned char senddiagCmdBlk[SEND_DIAGNOSTIC_CMDLEN] =
{SEND_DIAGNOSTIC_CMD, 0, 0, 0, 0, 0};
unsigned char sense_b[SENSE_BUFF_LEN];
struct sg_pt_base * ptvp;
senddiagCmdBlk[1] = (unsigned char)((sf_code << 5) | (pf_bit << 4) |
(sf_bit << 2) | (devofl_bit << 1) | unitofl_bit);
senddiagCmdBlk[3] = (unsigned char)((param_len >> 8) & 0xff);
senddiagCmdBlk[4] = (unsigned char)(param_len & 0xff);
if (NULL == sg_warnings_strm)
sg_warnings_strm = stderr;
if (verbose) {
fprintf(sg_warnings_strm, " Send diagnostic cmd: ");
for (k = 0; k < SEND_DIAGNOSTIC_CMDLEN; ++k)
fprintf(sg_warnings_strm, "%02x ", senddiagCmdBlk[k]);
fprintf(sg_warnings_strm, "\n");
if ((verbose > 1) && paramp && param_len) {
fprintf(sg_warnings_strm, " Send diagnostic parameter "
"list:\n");
dStrHex((const char *)paramp, param_len, -1);
}
}
ptvp = construct_scsi_pt_obj();
if (NULL == ptvp) {
fprintf(sg_warnings_strm, "send diagnostic: out of memory\n");
return -1;
}
set_scsi_pt_cdb(ptvp, senddiagCmdBlk, sizeof(senddiagCmdBlk));
set_scsi_pt_sense(ptvp, sense_b, sizeof(sense_b));
set_scsi_pt_data_out(ptvp, (unsigned char *)paramp, param_len);
res = do_scsi_pt(ptvp, sg_fd,
(long_duration ? LONG_PT_TIMEOUT : DEF_PT_TIMEOUT),
verbose);
ret = sg_cmds_process_resp(ptvp, "send diagnostic", res, 0, sense_b,
noisy, verbose, &sense_cat);
if (-1 == ret)
;
else if (-2 == ret) {
switch (sense_cat) {
case SG_LIB_CAT_NOT_READY:
case SG_LIB_CAT_INVALID_OP:
case SG_LIB_CAT_ILLEGAL_REQ:
case SG_LIB_CAT_UNIT_ATTENTION:
case SG_LIB_CAT_ABORTED_COMMAND:
ret = sense_cat;
break;
case SG_LIB_CAT_RECOVERED:
case SG_LIB_CAT_NO_SENSE:
ret = 0;
break;
default:
ret = -1;
break;
}
} else
ret = 0;
destruct_scsi_pt_obj(ptvp);
return ret;
}
/* Invokes a SCSI RECEIVE DIAGNOSTIC RESULTS command. Return of 0 -> success,
* SG_LIB_CAT_INVALID_OP -> Receive diagnostic results not supported,
* SG_LIB_CAT_ILLEGAL_REQ -> bad field in cdb, SG_LIB_CAT_UNIT_ATTENTION,
* SG_LIB_CAT_NOT_READY -> device not ready, SG_LIB_CAT_ABORTED_COMMAND,
* -1 -> other failure */
int sg_ll_receive_diag(int sg_fd, int pcv, int pg_code, void * resp,
int mx_resp_len, int noisy, int verbose)
{
int k, res, ret, sense_cat;
unsigned char rcvdiagCmdBlk[RECEIVE_DIAGNOSTICS_CMDLEN] =
{RECEIVE_DIAGNOSTICS_CMD, 0, 0, 0, 0, 0};
unsigned char sense_b[SENSE_BUFF_LEN];
struct sg_pt_base * ptvp;
rcvdiagCmdBlk[1] = (unsigned char)(pcv ? 0x1 : 0);
rcvdiagCmdBlk[2] = (unsigned char)(pg_code);
rcvdiagCmdBlk[3] = (unsigned char)((mx_resp_len >> 8) & 0xff);
rcvdiagCmdBlk[4] = (unsigned char)(mx_resp_len & 0xff);
if (NULL == sg_warnings_strm)
sg_warnings_strm = stderr;
if (verbose) {
fprintf(sg_warnings_strm, " Receive diagnostic results cmd: ");
for (k = 0; k < RECEIVE_DIAGNOSTICS_CMDLEN; ++k)
fprintf(sg_warnings_strm, "%02x ", rcvdiagCmdBlk[k]);
fprintf(sg_warnings_strm, "\n");
}
ptvp = construct_scsi_pt_obj();
if (NULL == ptvp) {
fprintf(sg_warnings_strm, "receive diagnostic results: out of "
"memory\n");
return -1;
}
set_scsi_pt_cdb(ptvp, rcvdiagCmdBlk, sizeof(rcvdiagCmdBlk));
set_scsi_pt_sense(ptvp, sense_b, sizeof(sense_b));
set_scsi_pt_data_in(ptvp, (unsigned char *)resp, mx_resp_len);
res = do_scsi_pt(ptvp, sg_fd, DEF_PT_TIMEOUT, verbose);
ret = sg_cmds_process_resp(ptvp, "receive diagnostic results", res,
mx_resp_len, sense_b, noisy, verbose,
&sense_cat);
if (-1 == ret)
;
else if (-2 == ret) {
switch (sense_cat) {
case SG_LIB_CAT_NOT_READY:
case SG_LIB_CAT_INVALID_OP:
case SG_LIB_CAT_ILLEGAL_REQ:
case SG_LIB_CAT_UNIT_ATTENTION:
case SG_LIB_CAT_ABORTED_COMMAND:
ret = sense_cat;
break;
case SG_LIB_CAT_RECOVERED:
case SG_LIB_CAT_NO_SENSE:
ret = 0;
break;
default:
ret = -1;
break;
}
} else
ret = 0;
destruct_scsi_pt_obj(ptvp);
return ret;
}
/* Invokes a SCSI READ DEFECT DATA (10) command (SBC). Return of 0 ->
* success, SG_LIB_CAT_INVALID_OP -> invalid opcode,
* SG_LIB_CAT_ILLEGAL_REQ -> bad field in cdb, SG_LIB_CAT_UNIT_ATTENTION,
* SG_LIB_CAT_NOT_READY -> device not ready, SG_LIB_CAT_ABORTED_COMMAND,
* -1 -> other failure */
int sg_ll_read_defect10(int sg_fd, int req_plist, int req_glist,
int dl_format, void * resp, int mx_resp_len,
int noisy, int verbose)
{
int res, k, ret, sense_cat;
unsigned char rdefCmdBlk[READ_DEFECT10_CMDLEN] =
{READ_DEFECT10_CMD, 0, 0, 0, 0, 0, 0, 0, 0, 0};
unsigned char sense_b[SENSE_BUFF_LEN];
struct sg_pt_base * ptvp;
rdefCmdBlk[2] = (unsigned char)(((req_plist << 4) & 0x10) |
((req_glist << 3) & 0x8) | (dl_format & 0x7));
rdefCmdBlk[7] = (unsigned char)((mx_resp_len >> 8) & 0xff);
rdefCmdBlk[8] = (unsigned char)(mx_resp_len & 0xff);
if (NULL == sg_warnings_strm)
sg_warnings_strm = stderr;
if (mx_resp_len > 0xffff) {
fprintf(sg_warnings_strm, "mx_resp_len too big\n");
return -1;
}
if (verbose) {
fprintf(sg_warnings_strm, " read defect (10) cdb: ");
for (k = 0; k < READ_DEFECT10_CMDLEN; ++k)
fprintf(sg_warnings_strm, "%02x ", rdefCmdBlk[k]);
fprintf(sg_warnings_strm, "\n");
}
ptvp = construct_scsi_pt_obj();
if (NULL == ptvp) {
fprintf(sg_warnings_strm, "read defect (10): out of memory\n");
return -1;
}
set_scsi_pt_cdb(ptvp, rdefCmdBlk, sizeof(rdefCmdBlk));
set_scsi_pt_sense(ptvp, sense_b, sizeof(sense_b));
set_scsi_pt_data_in(ptvp, (unsigned char *)resp, mx_resp_len);
res = do_scsi_pt(ptvp, sg_fd, DEF_PT_TIMEOUT, verbose);
ret = sg_cmds_process_resp(ptvp, "read defect (10)", res, mx_resp_len,
sense_b, noisy, verbose, &sense_cat);
if (-1 == ret)
;
else if (-2 == ret) {
switch (sense_cat) {
case SG_LIB_CAT_NOT_READY:
case SG_LIB_CAT_INVALID_OP:
case SG_LIB_CAT_ILLEGAL_REQ:
case SG_LIB_CAT_UNIT_ATTENTION:
case SG_LIB_CAT_ABORTED_COMMAND:
ret = sense_cat;
break;
case SG_LIB_CAT_RECOVERED:
case SG_LIB_CAT_NO_SENSE:
ret = 0;
break;
default:
ret = -1;
break;
}
} else {
if ((verbose > 2) && (ret > 0)) {
fprintf(sg_warnings_strm, " read defect (10): response%s\n",
(ret > 256 ? ", first 256 bytes" : ""));
dStrHex((const char *)resp, (ret > 256 ? 256 : ret), -1);
}
ret = 0;
}
destruct_scsi_pt_obj(ptvp);
return ret;
}
/* Invokes a SCSI READ MEDIA SERIAL NUMBER command. Return of 0 -> success,
* SG_LIB_CAT_INVALID_OP -> Read media serial number not supported,
* SG_LIB_CAT_ILLEGAL_REQ -> bad field in cdb, SG_LIB_CAT_UNIT_ATTENTION,
* SG_LIB_CAT_NOT_READY -> device not ready, SG_LIB_CAT_ABORTED_COMMAND,
* -1 -> other failure */
int sg_ll_read_media_serial_num(int sg_fd, void * resp, int mx_resp_len,
int noisy, int verbose)
{
int k, res, ret, sense_cat;
unsigned char rmsnCmdBlk[SERVICE_ACTION_IN_12_CMDLEN] =
{SERVICE_ACTION_IN_12_CMD, READ_MEDIA_SERIAL_NUM_SA,
0, 0, 0, 0, 0, 0, 0, 0, 0, 0};
unsigned char sense_b[SENSE_BUFF_LEN];
struct sg_pt_base * ptvp;
rmsnCmdBlk[6] = (mx_resp_len >> 24) & 0xff;
rmsnCmdBlk[7] = (mx_resp_len >> 16) & 0xff;
rmsnCmdBlk[8] = (mx_resp_len >> 8) & 0xff;
rmsnCmdBlk[9] = mx_resp_len & 0xff;
if (NULL == sg_warnings_strm)
sg_warnings_strm = stderr;
if (verbose) {
fprintf(sg_warnings_strm, " read media serial number cdb: ");
for (k = 0; k < SERVICE_ACTION_IN_12_CMDLEN; ++k)
fprintf(sg_warnings_strm, "%02x ", rmsnCmdBlk[k]);
fprintf(sg_warnings_strm, "\n");
}
ptvp = construct_scsi_pt_obj();
if (NULL == ptvp) {
fprintf(sg_warnings_strm, "read media serial number: out of "
"memory\n");
return -1;
}
set_scsi_pt_cdb(ptvp, rmsnCmdBlk, sizeof(rmsnCmdBlk));
set_scsi_pt_sense(ptvp, sense_b, sizeof(sense_b));
set_scsi_pt_data_in(ptvp, (unsigned char *)resp, mx_resp_len);
res = do_scsi_pt(ptvp, sg_fd, DEF_PT_TIMEOUT, verbose);
ret = sg_cmds_process_resp(ptvp, "read media serial number", res,
mx_resp_len, sense_b, noisy, verbose,
&sense_cat);
if (-1 == ret)
;
else if (-2 == ret) {
switch (sense_cat) {
case SG_LIB_CAT_NOT_READY:
case SG_LIB_CAT_INVALID_OP:
case SG_LIB_CAT_ILLEGAL_REQ:
case SG_LIB_CAT_UNIT_ATTENTION:
case SG_LIB_CAT_ABORTED_COMMAND:
ret = sense_cat;
break;
case SG_LIB_CAT_RECOVERED:
case SG_LIB_CAT_NO_SENSE:
ret = 0;
break;
default:
ret = -1;
break;
}
} else {
if ((verbose > 2) && (ret > 0)) {
fprintf(sg_warnings_strm, " read media serial number: respon"
"se%s\n", (ret > 256 ? ", first 256 bytes" : ""));
dStrHex((const char *)resp, (ret > 256 ? 256 : ret), -1);
}
ret = 0;
}
destruct_scsi_pt_obj(ptvp);
return ret;
}
/* Invokes a SCSI REPORT IDENTIFYING INFORMATION command. This command was
* called REPORT DEVICE IDENTIFIER prior to spc4r07. Return of 0 -> success,
* SG_LIB_CAT_INVALID_OP -> Report identifying information not supported,
* SG_LIB_CAT_ILLEGAL_REQ -> bad field in cdb, SG_LIB_CAT_UNIT_ATTENTION,
* SG_LIB_CAT_NOT_READY -> device not ready, SG_LIB_CAT_ABORTED_COMMAND,
* -1 -> other failure */
int sg_ll_report_id_info(int sg_fd, int itype, void * resp,
int max_resp_len, int noisy, int verbose)
{
int k, res, ret, sense_cat;
unsigned char riiCmdBlk[MAINTENANCE_IN_CMDLEN] = {MAINTENANCE_IN_CMD,
REPORT_IDENTIFYING_INFORMATION_SA,
0, 0, 0, 0, 0, 0, 0, 0, 0, 0};
unsigned char sense_b[SENSE_BUFF_LEN];
struct sg_pt_base * ptvp;
riiCmdBlk[6] = (max_resp_len >> 24) & 0xff;
riiCmdBlk[7] = (max_resp_len >> 16) & 0xff;
riiCmdBlk[8] = (max_resp_len >> 8) & 0xff;
riiCmdBlk[9] = max_resp_len & 0xff;
riiCmdBlk[10] |= (itype << 1) & 0xfe;
if (NULL == sg_warnings_strm)
sg_warnings_strm = stderr;
if (verbose) {
fprintf(sg_warnings_strm, " Report identifying information cdb: ");
for (k = 0; k < MAINTENANCE_IN_CMDLEN; ++k)
fprintf(sg_warnings_strm, "%02x ", riiCmdBlk[k]);
fprintf(sg_warnings_strm, "\n");
}
ptvp = construct_scsi_pt_obj();
if (NULL == ptvp) {
fprintf(sg_warnings_strm, "report identifying information: out of "
"memory\n");
return -1;
}
set_scsi_pt_cdb(ptvp, riiCmdBlk, sizeof(riiCmdBlk));
set_scsi_pt_sense(ptvp, sense_b, sizeof(sense_b));
set_scsi_pt_data_in(ptvp, (unsigned char *)resp, max_resp_len);
res = do_scsi_pt(ptvp, sg_fd, DEF_PT_TIMEOUT, verbose);
ret = sg_cmds_process_resp(ptvp, "report identifying information", res,
max_resp_len, sense_b, noisy, verbose,
&sense_cat);
if (-1 == ret)
;
else if (-2 == ret) {
switch (sense_cat) {
case SG_LIB_CAT_NOT_READY:
case SG_LIB_CAT_INVALID_OP:
case SG_LIB_CAT_ILLEGAL_REQ:
case SG_LIB_CAT_UNIT_ATTENTION:
case SG_LIB_CAT_ABORTED_COMMAND:
ret = sense_cat;
break;
case SG_LIB_CAT_RECOVERED:
case SG_LIB_CAT_NO_SENSE:
ret = 0;
break;
default:
ret = -1;
break;
}
} else {
if ((verbose > 2) && (ret > 0)) {
fprintf(sg_warnings_strm, " report identifying information: "
"response%s\n", (ret > 256 ? ", first 256 bytes" : ""));
dStrHex((const char *)resp, (ret > 256 ? 256 : ret), -1);
}
ret = 0;
}
destruct_scsi_pt_obj(ptvp);
return ret;
}
/* Invokes a SCSI SET IDENTIFYING INFORMATION command. This command was
* called SET DEVICE IDENTIFIER prior to spc4r07. Return of 0 -> success,
* SG_LIB_CAT_INVALID_OP -> Set identifying information not supported,
* SG_LIB_CAT_ILLEGAL_REQ -> bad field in cdb, SG_LIB_CAT_UNIT_ATTENTION,
* SG_LIB_CAT_NOT_READY -> device not ready, SG_LIB_CAT_ABORTED_COMMAND,
* -1 -> other failure */
int sg_ll_set_id_info(int sg_fd, int itype, void * paramp,
int param_len, int noisy, int verbose)
{
int k, res, ret, sense_cat;
unsigned char siiCmdBlk[MAINTENANCE_OUT_CMDLEN] = {MAINTENANCE_OUT_CMD,
SET_IDENTIFYING_INFORMATION_SA,
0, 0, 0, 0, 0, 0, 0, 0, 0, 0};
unsigned char sense_b[SENSE_BUFF_LEN];
struct sg_pt_base * ptvp;
siiCmdBlk[6] = (param_len >> 24) & 0xff;
siiCmdBlk[7] = (param_len >> 16) & 0xff;
siiCmdBlk[8] = (param_len >> 8) & 0xff;
siiCmdBlk[9] = param_len & 0xff;
siiCmdBlk[10] |= (itype << 1) & 0xfe;
if (NULL == sg_warnings_strm)
sg_warnings_strm = stderr;
if (verbose) {
fprintf(sg_warnings_strm, " Set identifying information cdb: ");
for (k = 0; k < MAINTENANCE_OUT_CMDLEN; ++k)
fprintf(sg_warnings_strm, "%02x ", siiCmdBlk[k]);
fprintf(sg_warnings_strm, "\n");
if ((verbose > 1) && paramp && param_len) {
fprintf(sg_warnings_strm, " Set identifying information "
"parameter list:\n");
dStrHex((const char *)paramp, param_len, -1);
}
}
ptvp = construct_scsi_pt_obj();
if (NULL == ptvp) {
fprintf(sg_warnings_strm, "Set identifying information: out of "
"memory\n");
return -1;
}
set_scsi_pt_cdb(ptvp, siiCmdBlk, sizeof(siiCmdBlk));
set_scsi_pt_sense(ptvp, sense_b, sizeof(sense_b));
set_scsi_pt_data_out(ptvp, (unsigned char *)paramp, param_len);
res = do_scsi_pt(ptvp, sg_fd, DEF_PT_TIMEOUT, verbose);
ret = sg_cmds_process_resp(ptvp, "set identifying information", res, 0,
sense_b, noisy, verbose, &sense_cat);
if (-1 == ret)
;
else if (-2 == ret) {
switch (sense_cat) {
case SG_LIB_CAT_NOT_READY:
case SG_LIB_CAT_INVALID_OP:
case SG_LIB_CAT_ILLEGAL_REQ:
case SG_LIB_CAT_UNIT_ATTENTION:
case SG_LIB_CAT_ABORTED_COMMAND:
ret = sense_cat;
break;
case SG_LIB_CAT_RECOVERED:
case SG_LIB_CAT_NO_SENSE:
ret = 0;
break;
default:
ret = -1;
break;
}
} else
ret = 0;
destruct_scsi_pt_obj(ptvp);
return ret;
}
/* Invokes a FORMAT UNIT (SBC-3) command. Return of 0 -> success,
* SG_LIB_CAT_INVALID_OP -> Format unit not supported,
* SG_LIB_CAT_ILLEGAL_REQ -> bad field in cdb, SG_LIB_CAT_UNIT_ATTENTION,
* SG_LIB_CAT_NOT_READY -> device not ready, SG_LIB_CAT_ABORTED_COMMAND,
* -1 -> other failure */
int sg_ll_format_unit(int sg_fd, int fmtpinfo, int rto_req, int longlist,
int fmtdata, int cmplst, int dlist_format,
int timeout_secs, void * paramp, int param_len,
int noisy, int verbose)
{
int k, res, ret, sense_cat, tmout;
unsigned char fuCmdBlk[FORMAT_UNIT_CMDLEN] =
{FORMAT_UNIT_CMD, 0, 0, 0, 0, 0};
unsigned char sense_b[SENSE_BUFF_LEN];
struct sg_pt_base * ptvp;
if (fmtpinfo)
fuCmdBlk[1] |= 0x80;
if (rto_req)
fuCmdBlk[1] |= 0x40;
if (longlist)
fuCmdBlk[1] |= 0x20;
if (fmtdata)
fuCmdBlk[1] |= 0x10;
if (cmplst)
fuCmdBlk[1] |= 0x8;
if (dlist_format)
fuCmdBlk[1] |= (dlist_format & 0x7);
if (NULL == sg_warnings_strm)
sg_warnings_strm = stderr;
tmout = (timeout_secs > 0) ? timeout_secs : DEF_PT_TIMEOUT;
if (verbose) {
fprintf(sg_warnings_strm, " format cdb: ");
for (k = 0; k < 6; ++k)
fprintf(sg_warnings_strm, "%02x ", fuCmdBlk[k]);
fprintf(sg_warnings_strm, "\n");
}
if ((verbose > 1) && (param_len > 0)) {
fprintf(sg_warnings_strm, " format parameter list:\n");
dStrHex((const char *)paramp, param_len, -1);
}
ptvp = construct_scsi_pt_obj();
if (NULL == ptvp) {
fprintf(sg_warnings_strm, "format unit: out of memory\n");
return -1;
}
set_scsi_pt_cdb(ptvp, fuCmdBlk, sizeof(fuCmdBlk));
set_scsi_pt_sense(ptvp, sense_b, sizeof(sense_b));
set_scsi_pt_data_out(ptvp, (unsigned char *)paramp, param_len);
res = do_scsi_pt(ptvp, sg_fd, tmout, verbose);
ret = sg_cmds_process_resp(ptvp, "format unit", res, 0, sense_b,
noisy, verbose, &sense_cat);
if (-1 == ret)
;
else if (-2 == ret) {
switch (sense_cat) {
case SG_LIB_CAT_NOT_READY:
case SG_LIB_CAT_INVALID_OP:
case SG_LIB_CAT_ILLEGAL_REQ:
case SG_LIB_CAT_UNIT_ATTENTION:
case SG_LIB_CAT_ABORTED_COMMAND:
ret = sense_cat;
break;
case SG_LIB_CAT_RECOVERED:
case SG_LIB_CAT_NO_SENSE:
ret = 0;
break;
default:
ret = -1;
break;
}
} else
ret = 0;
destruct_scsi_pt_obj(ptvp);
return ret;
}
/* Invokes a SCSI REASSIGN BLOCKS command. Return of 0 -> success,
* SG_LIB_CAT_INVALID_OP -> invalid opcode, SG_LIB_CAT_UNIT_ATTENTION,
* SG_LIB_CAT_ILLEGAL_REQ -> bad field in cdb, SG_LIB_CAT_ABORTED_COMMAND,
* SG_LIB_CAT_NOT_READY -> device not ready, -1 -> other failure */
int sg_ll_reassign_blocks(int sg_fd, int longlba, int longlist,
void * paramp, int param_len, int noisy,
int verbose)
{
int res, k, ret, sense_cat;
unsigned char reassCmdBlk[REASSIGN_BLKS_CMDLEN] =
{REASSIGN_BLKS_CMD, 0, 0, 0, 0, 0};
unsigned char sense_b[SENSE_BUFF_LEN];
struct sg_pt_base * ptvp;
reassCmdBlk[1] = (unsigned char)(((longlba << 1) & 0x2) | (longlist & 0x1));
if (NULL == sg_warnings_strm)
sg_warnings_strm = stderr;
if (verbose) {
fprintf(sg_warnings_strm, " reassign blocks cdb: ");
for (k = 0; k < REASSIGN_BLKS_CMDLEN; ++k)
fprintf(sg_warnings_strm, "%02x ", reassCmdBlk[k]);
fprintf(sg_warnings_strm, "\n");
}
if (verbose > 1) {
fprintf(sg_warnings_strm, " reassign blocks parameter list\n");
dStrHex((const char *)paramp, param_len, -1);
}
ptvp = construct_scsi_pt_obj();
if (NULL == ptvp) {
fprintf(sg_warnings_strm, "reassign blocks: out of memory\n");
return -1;
}
set_scsi_pt_cdb(ptvp, reassCmdBlk, sizeof(reassCmdBlk));
set_scsi_pt_sense(ptvp, sense_b, sizeof(sense_b));
set_scsi_pt_data_out(ptvp, (unsigned char *)paramp, param_len);
res = do_scsi_pt(ptvp, sg_fd, DEF_PT_TIMEOUT, verbose);
ret = sg_cmds_process_resp(ptvp, "reassign blocks", res, 0, sense_b,
noisy, verbose, &sense_cat);
if (-1 == ret)
;
else if (-2 == ret) {
switch (sense_cat) {
case SG_LIB_CAT_NOT_READY:
case SG_LIB_CAT_INVALID_OP:
case SG_LIB_CAT_ILLEGAL_REQ:
case SG_LIB_CAT_UNIT_ATTENTION:
case SG_LIB_CAT_ABORTED_COMMAND:
ret = sense_cat;
break;
case SG_LIB_CAT_RECOVERED:
case SG_LIB_CAT_NO_SENSE:
ret = 0;
break;
default:
ret = -1;
break;
}
} else
ret = 0;
destruct_scsi_pt_obj(ptvp);
return ret;
}
/* Invokes a SCSI GET CONFIGURATION command (MMC-3,4,5).
* Returns 0 when successful, SG_LIB_CAT_INVALID_OP if command not
* supported, SG_LIB_CAT_ILLEGAL_REQ if field in cdb not supported,
* SG_LIB_CAT_UNIT_ATTENTION, SG_LIB_CAT_ABORTED_COMMAND, else -1 */
int sg_ll_get_config(int sg_fd, int rt, int starting, void * resp,
int mx_resp_len, int noisy, int verbose)
{
int res, k, ret, sense_cat;
unsigned char gcCmdBlk[GET_CONFIG_CMD_LEN] = {GET_CONFIG_CMD, 0, 0, 0,
0, 0, 0, 0, 0, 0};
unsigned char sense_b[SENSE_BUFF_LEN];
struct sg_pt_base * ptvp;
if (NULL == sg_warnings_strm)
sg_warnings_strm = stderr;
if ((rt < 0) || (rt > 3)) {
fprintf(sg_warnings_strm, "Bad rt value: %d\n", rt);
return -1;
}
gcCmdBlk[1] = (rt & 0x3);
if ((starting < 0) || (starting > 0xffff)) {
fprintf(sg_warnings_strm, "Bad starting field number: 0x%x\n",
starting);
return -1;
}
gcCmdBlk[2] = (unsigned char)((starting >> 8) & 0xff);
gcCmdBlk[3] = (unsigned char)(starting & 0xff);
if ((mx_resp_len < 0) || (mx_resp_len > 0xffff)) {
fprintf(sg_warnings_strm, "Bad mx_resp_len: 0x%x\n", starting);
return -1;
}
gcCmdBlk[7] = (unsigned char)((mx_resp_len >> 8) & 0xff);
gcCmdBlk[8] = (unsigned char)(mx_resp_len & 0xff);
if (verbose) {
fprintf(sg_warnings_strm, " Get Configuration cdb: ");
for (k = 0; k < GET_CONFIG_CMD_LEN; ++k)
fprintf(sg_warnings_strm, "%02x ", gcCmdBlk[k]);
fprintf(sg_warnings_strm, "\n");
}
ptvp = construct_scsi_pt_obj();
if (NULL == ptvp) {
fprintf(sg_warnings_strm, "get configuration: out of memory\n");
return -1;
}
set_scsi_pt_cdb(ptvp, gcCmdBlk, sizeof(gcCmdBlk));
set_scsi_pt_sense(ptvp, sense_b, sizeof(sense_b));
set_scsi_pt_data_in(ptvp, (unsigned char *)resp, mx_resp_len);
res = do_scsi_pt(ptvp, sg_fd, DEF_PT_TIMEOUT, verbose);
ret = sg_cmds_process_resp(ptvp, "get configuration", res, mx_resp_len,
sense_b, noisy, verbose, &sense_cat);
if (-1 == ret)
;
else if (-2 == ret) {
switch (sense_cat) {
case SG_LIB_CAT_INVALID_OP:
case SG_LIB_CAT_ILLEGAL_REQ:
case SG_LIB_CAT_UNIT_ATTENTION:
case SG_LIB_CAT_ABORTED_COMMAND:
ret = sense_cat;
break;
case SG_LIB_CAT_RECOVERED:
case SG_LIB_CAT_NO_SENSE:
ret = 0;
break;
default:
ret = -1;
break;
}
} else {
if ((verbose > 2) && (ret > 0)) {
fprintf(sg_warnings_strm, " get configuration: response%s\n",
(ret > 256 ? ", first 256 bytes" : ""));
dStrHex((const char *)resp, (ret > 256 ? 256 : ret), -1);
}
ret = 0;
}
destruct_scsi_pt_obj(ptvp);
return ret;
}
/* Invokes a SCSI PERSISTENT RESERVE IN command (SPC). Returns 0
* when successful, SG_LIB_CAT_INVALID_OP if command not supported,
* SG_LIB_CAT_ILLEGAL_REQ if field in cdb not supported,
* SG_LIB_CAT_UNIT_ATTENTION, SG_LIB_CAT_ABORTED_COMMAND, else -1 */
int sg_ll_persistent_reserve_in(int sg_fd, int rq_servact, void * resp,
int mx_resp_len, int noisy, int verbose)
{
int res, k, ret, sense_cat;
unsigned char prinCmdBlk[PERSISTENT_RESERVE_IN_CMDLEN] =
{PERSISTENT_RESERVE_IN_CMD, 0, 0, 0, 0, 0, 0, 0, 0, 0};
unsigned char sense_b[SENSE_BUFF_LEN];
struct sg_pt_base * ptvp;
if (rq_servact > 0)
prinCmdBlk[1] = (unsigned char)(rq_servact & 0x1f);
prinCmdBlk[7] = (unsigned char)((mx_resp_len >> 8) & 0xff);
prinCmdBlk[8] = (unsigned char)(mx_resp_len & 0xff);
if (NULL == sg_warnings_strm)
sg_warnings_strm = stderr;
if (verbose) {
fprintf(sg_warnings_strm, " Persistent Reservation In cmd: ");
for (k = 0; k < PERSISTENT_RESERVE_IN_CMDLEN; ++k)
fprintf(sg_warnings_strm, "%02x ", prinCmdBlk[k]);
fprintf(sg_warnings_strm, "\n");
}
ptvp = construct_scsi_pt_obj();
if (NULL == ptvp) {
fprintf(sg_warnings_strm, "persistent reservation in: out of "
"memory\n");
return -1;
}
set_scsi_pt_cdb(ptvp, prinCmdBlk, sizeof(prinCmdBlk));
set_scsi_pt_sense(ptvp, sense_b, sizeof(sense_b));
set_scsi_pt_data_in(ptvp, (unsigned char *)resp, mx_resp_len);
res = do_scsi_pt(ptvp, sg_fd, DEF_PT_TIMEOUT, verbose);
ret = sg_cmds_process_resp(ptvp, "persistent reservation in", res, mx_resp_len,
sense_b, noisy, verbose, &sense_cat);
if (-1 == ret)
;
else if (-2 == ret) {
switch (sense_cat) {
case SG_LIB_CAT_INVALID_OP:
case SG_LIB_CAT_ILLEGAL_REQ:
case SG_LIB_CAT_UNIT_ATTENTION:
case SG_LIB_CAT_ABORTED_COMMAND:
ret = sense_cat;
break;
case SG_LIB_CAT_RECOVERED:
case SG_LIB_CAT_NO_SENSE:
ret = 0;
break;
default:
ret = -1;
break;
}
} else {
if ((verbose > 2) && (ret > 0)) {
fprintf(sg_warnings_strm, " persistent reserve in: "
"response%s\n", (ret > 256 ? ", first 256 bytes" : ""));
dStrHex((const char *)resp, (ret > 256 ? 256 : ret), -1);
}
ret = 0;
}
destruct_scsi_pt_obj(ptvp);
return ret;
}
/* Invokes a SCSI PERSISTENT RESERVE OUT command (SPC). Returns 0
* when successful, SG_LIB_CAT_INVALID_OP if command not supported,
* SG_LIB_CAT_ILLEGAL_REQ if field in cdb not supported,
* SG_LIB_CAT_UNIT_ATTENTION, SG_LIB_CAT_ABORTED_COMMAND, else -1 */
int sg_ll_persistent_reserve_out(int sg_fd, int rq_servact, int rq_scope,
unsigned int rq_type, void * paramp,
int param_len, int noisy, int verbose)
{
int res, k, ret, sense_cat;
unsigned char proutCmdBlk[PERSISTENT_RESERVE_OUT_CMDLEN] =
{PERSISTENT_RESERVE_OUT_CMD, 0, 0, 0, 0, 0, 0, 0, 0, 0};
unsigned char sense_b[SENSE_BUFF_LEN];
struct sg_pt_base * ptvp;
if (rq_servact > 0)
proutCmdBlk[1] = (unsigned char)(rq_servact & 0x1f);
proutCmdBlk[2] = (((rq_scope & 0xf) << 4) | (rq_type & 0xf));
proutCmdBlk[7] = (unsigned char)((param_len >> 8) & 0xff);
proutCmdBlk[8] = (unsigned char)(param_len & 0xff);
if (NULL == sg_warnings_strm)
sg_warnings_strm = stderr;
if (verbose) {
fprintf(sg_warnings_strm, " Persistent Reservation Out cmd: ");
for (k = 0; k < PERSISTENT_RESERVE_OUT_CMDLEN; ++k)
fprintf(sg_warnings_strm, "%02x ", proutCmdBlk[k]);
fprintf(sg_warnings_strm, "\n");
if (verbose > 1) {
fprintf(sg_warnings_strm, " Persistent Reservation Out parameters:\n");
dStrHex((const char *)paramp, param_len, 0);
}
}
ptvp = construct_scsi_pt_obj();
if (NULL == ptvp) {
fprintf(sg_warnings_strm, "persistent reserve out: out of memory\n");
return -1;
}
set_scsi_pt_cdb(ptvp, proutCmdBlk, sizeof(proutCmdBlk));
set_scsi_pt_sense(ptvp, sense_b, sizeof(sense_b));
set_scsi_pt_data_out(ptvp, (unsigned char *)paramp, param_len);
res = do_scsi_pt(ptvp, sg_fd, DEF_PT_TIMEOUT, verbose);
ret = sg_cmds_process_resp(ptvp, "persistent reserve out", res, 0,
sense_b, noisy, verbose, &sense_cat);
if (-1 == ret)
;
else if (-2 == ret) {
switch (sense_cat) {
case SG_LIB_CAT_INVALID_OP:
case SG_LIB_CAT_ILLEGAL_REQ:
case SG_LIB_CAT_UNIT_ATTENTION:
case SG_LIB_CAT_ABORTED_COMMAND:
ret = sense_cat;
break;
case SG_LIB_CAT_RECOVERED:
case SG_LIB_CAT_NO_SENSE:
ret = 0;
break;
default:
ret = -1;
break;
}
} else
ret = 0;
destruct_scsi_pt_obj(ptvp);
return ret;
}
static int has_blk_ili(unsigned char * sensep, int sb_len)
{
int resp_code;
const unsigned char * cup;
if (sb_len < 8)
return 0;
resp_code = (0x7f & sensep[0]);
if (resp_code >= 0x72) { /* descriptor format */
/* find block command descriptor */
if ((cup = sg_scsi_sense_desc_find(sensep, sb_len, 0x5)))
return ((cup[3] & 0x20) ? 1 : 0);
} else /* fixed */
return ((sensep[2] & 0x20) ? 1 : 0);
return 0;
}
/* Invokes a SCSI READ LONG (10) command (SBC). Note that 'xfer_len'
* is in bytes. Returns 0 -> success,
* SG_LIB_CAT_INVALID_OP -> READ LONG(10) not supported,
* SG_LIB_CAT_ILLEGAL_REQ -> bad field in cdb,
* SG_LIB_CAT_ILLEGAL_REQ_WITH_INFO -> bad field in cdb, with info
* field written to 'offsetp', SG_LIB_CAT_ABORTED_COMMAND,
* SG_LIB_CAT_NOT_READY -> device not ready, -1 -> other failure */
int sg_ll_read_long10(int sg_fd, int pblock, int correct, unsigned long lba,
void * resp, int xfer_len, int * offsetp,
int noisy, int verbose)
{
int k, res, sense_cat, ret;
unsigned char readLongCmdBlk[READ_LONG10_CMDLEN];
unsigned char sense_b[SENSE_BUFF_LEN];
struct sg_pt_base * ptvp;
memset(readLongCmdBlk, 0, READ_LONG10_CMDLEN);
readLongCmdBlk[0] = READ_LONG10_CMD;
if (pblock)
readLongCmdBlk[1] |= 0x4;
if (correct)
readLongCmdBlk[1] |= 0x2;
readLongCmdBlk[2] = (lba >> 24) & 0xff;
readLongCmdBlk[3] = (lba >> 16) & 0xff;
readLongCmdBlk[4] = (lba >> 8) & 0xff;
readLongCmdBlk[5] = lba & 0xff;
readLongCmdBlk[7] = (xfer_len >> 8) & 0xff;
readLongCmdBlk[8] = xfer_len & 0xff;
if (NULL == sg_warnings_strm)
sg_warnings_strm = stderr;
if (verbose) {
fprintf(sg_warnings_strm, " Read Long (10) cmd: ");
for (k = 0; k < READ_LONG10_CMDLEN; ++k)
fprintf(sg_warnings_strm, "%02x ", readLongCmdBlk[k]);
fprintf(sg_warnings_strm, "\n");
}
ptvp = construct_scsi_pt_obj();
if (NULL == ptvp) {
fprintf(sg_warnings_strm, "read long (10): out of memory\n");
return -1;
}
set_scsi_pt_cdb(ptvp, readLongCmdBlk, sizeof(readLongCmdBlk));
set_scsi_pt_sense(ptvp, sense_b, sizeof(sense_b));
set_scsi_pt_data_in(ptvp, (unsigned char *)resp, xfer_len);
res = do_scsi_pt(ptvp, sg_fd, DEF_PT_TIMEOUT, verbose);
ret = sg_cmds_process_resp(ptvp, "read long (10)", res, xfer_len,
sense_b, noisy, verbose, &sense_cat);
if (-1 == ret)
;
else if (-2 == ret) {
switch (sense_cat) {
case SG_LIB_CAT_NOT_READY:
case SG_LIB_CAT_INVALID_OP:
case SG_LIB_CAT_UNIT_ATTENTION:
case SG_LIB_CAT_ABORTED_COMMAND:
ret = sense_cat;
break;
case SG_LIB_CAT_RECOVERED:
case SG_LIB_CAT_NO_SENSE:
ret = 0;
break;
case SG_LIB_CAT_ILLEGAL_REQ:
{
int valid, slen, ili;
unsigned long long ull = 0;
slen = get_scsi_pt_sense_len(ptvp);
valid = sg_get_sense_info_fld(sense_b, slen, &ull);
ili = has_blk_ili(sense_b, slen);
if (valid && ili) {
if (offsetp)
*offsetp = (int)(long long)ull;
ret = SG_LIB_CAT_ILLEGAL_REQ_WITH_INFO;
} else {
if (verbose > 1)
fprintf(sg_warnings_strm, " info field: 0x%" PRIx64
", valid: %d, ili: %d\n", ull, valid, ili);
ret = SG_LIB_CAT_ILLEGAL_REQ;
}
}
break;
default:
ret = -1;
break;
}
} else
ret = 0;
destruct_scsi_pt_obj(ptvp);
return ret;
}
/* Invokes a SCSI READ LONG (16) command (SBC). Note that 'xfer_len'
* is in bytes. Returns 0 -> success,
* SG_LIB_CAT_INVALID_OP -> READ LONG(16) not supported,
* SG_LIB_CAT_ILLEGAL_REQ -> bad field in cdb,
* SG_LIB_CAT_ILLEGAL_REQ_WITH_INFO -> bad field in cdb, with info
* field written to 'offsetp', SG_LIB_CAT_ABORTED_COMMAND,
* SG_LIB_CAT_NOT_READY -> device not ready, -1 -> other failure */
int sg_ll_read_long16(int sg_fd, int pblock, int correct,
unsigned long long llba, void * resp, int xfer_len,
int * offsetp, int noisy, int verbose)
{
int k, res, sense_cat, ret;
unsigned char readLongCmdBlk[SERVICE_ACTION_IN_16_CMDLEN];
unsigned char sense_b[SENSE_BUFF_LEN];
struct sg_pt_base * ptvp;
memset(readLongCmdBlk, 0, sizeof(readLongCmdBlk));
readLongCmdBlk[0] = SERVICE_ACTION_IN_16_CMD;
readLongCmdBlk[1] = READ_LONG_16_SA;
if (pblock)
readLongCmdBlk[14] |= 0x2;
if (correct)
readLongCmdBlk[14] |= 0x1;
readLongCmdBlk[2] = (llba >> 56) & 0xff;
readLongCmdBlk[3] = (llba >> 48) & 0xff;
readLongCmdBlk[4] = (llba >> 40) & 0xff;
readLongCmdBlk[5] = (llba >> 32) & 0xff;
readLongCmdBlk[6] = (llba >> 24) & 0xff;
readLongCmdBlk[7] = (llba >> 16) & 0xff;
readLongCmdBlk[8] = (llba >> 8) & 0xff;
readLongCmdBlk[9] = llba & 0xff;
readLongCmdBlk[12] = (xfer_len >> 8) & 0xff;
readLongCmdBlk[13] = xfer_len & 0xff;
if (NULL == sg_warnings_strm)
sg_warnings_strm = stderr;
if (verbose) {
fprintf(sg_warnings_strm, " Read Long (16) cmd: ");
for (k = 0; k < SERVICE_ACTION_IN_16_CMDLEN; ++k)
fprintf(sg_warnings_strm, "%02x ", readLongCmdBlk[k]);
fprintf(sg_warnings_strm, "\n");
}
ptvp = construct_scsi_pt_obj();
if (NULL == ptvp) {
fprintf(sg_warnings_strm, "read long (16): out of memory\n");
return -1;
}
set_scsi_pt_cdb(ptvp, readLongCmdBlk, sizeof(readLongCmdBlk));
set_scsi_pt_sense(ptvp, sense_b, sizeof(sense_b));
set_scsi_pt_data_in(ptvp, (unsigned char *)resp, xfer_len);
res = do_scsi_pt(ptvp, sg_fd, DEF_PT_TIMEOUT, verbose);
ret = sg_cmds_process_resp(ptvp, "read long (16)", res, xfer_len,
sense_b, noisy, verbose, &sense_cat);
if (-1 == ret)
;
else if (-2 == ret) {
switch (sense_cat) {
case SG_LIB_CAT_NOT_READY:
case SG_LIB_CAT_INVALID_OP:
case SG_LIB_CAT_UNIT_ATTENTION:
case SG_LIB_CAT_ABORTED_COMMAND:
ret = sense_cat;
break;
case SG_LIB_CAT_RECOVERED:
case SG_LIB_CAT_NO_SENSE:
ret = 0;
break;
case SG_LIB_CAT_ILLEGAL_REQ:
{
int valid, slen, ili;
unsigned long long ull = 0;
slen = get_scsi_pt_sense_len(ptvp);
valid = sg_get_sense_info_fld(sense_b, slen, &ull);
ili = has_blk_ili(sense_b, slen);
if (valid && ili) {
if (offsetp)
*offsetp = (int)(long long)ull;
ret = SG_LIB_CAT_ILLEGAL_REQ_WITH_INFO;
} else {
if (verbose > 1)
fprintf(sg_warnings_strm, " info field: 0x%" PRIx64
", valid: %d, ili: %d\n", ull, valid, ili);
ret = SG_LIB_CAT_ILLEGAL_REQ;
}
}
break;
default:
ret = -1;
break;
}
} else
ret = 0;
destruct_scsi_pt_obj(ptvp);
return ret;
}
/* Invokes a SCSI WRITE LONG (10) command (SBC). Note that 'xfer_len'
* is in bytes. Returns 0 -> success,
* SG_LIB_CAT_INVALID_OP -> WRITE LONG(10) not supported,
* SG_LIB_CAT_ILLEGAL_REQ -> bad field in cdb,
* SG_LIB_CAT_ILLEGAL_REQ_WITH_INFO -> bad field in cdb, with info
* field written to 'offsetp', SG_LIB_CAT_UNIT_ATTENTION,
* SG_LIB_CAT_NOT_READY -> device not ready,
* SG_LIB_CAT_ABORTED_COMMAND, -1 -> other failure */
int sg_ll_write_long10(int sg_fd, int cor_dis, int wr_uncor, int pblock,
unsigned long lba, void * data_out, int xfer_len,
int * offsetp, int noisy, int verbose)
{
int k, res, sense_cat, ret;
unsigned char writeLongCmdBlk[WRITE_LONG10_CMDLEN];
unsigned char sense_b[SENSE_BUFF_LEN];
struct sg_pt_base * ptvp;
memset(writeLongCmdBlk, 0, WRITE_LONG10_CMDLEN);
writeLongCmdBlk[0] = WRITE_LONG10_CMD;
if (cor_dis)
writeLongCmdBlk[1] |= 0x80;
if (wr_uncor)
writeLongCmdBlk[1] |= 0x40;
if (pblock)
writeLongCmdBlk[1] |= 0x20;
writeLongCmdBlk[2] = (lba >> 24) & 0xff;
writeLongCmdBlk[3] = (lba >> 16) & 0xff;
writeLongCmdBlk[4] = (lba >> 8) & 0xff;
writeLongCmdBlk[5] = lba & 0xff;
writeLongCmdBlk[7] = (xfer_len >> 8) & 0xff;
writeLongCmdBlk[8] = xfer_len & 0xff;
if (NULL == sg_warnings_strm)
sg_warnings_strm = stderr;
if (verbose) {
fprintf(sg_warnings_strm, " Write Long (10) cmd: ");
for (k = 0; k < (int)sizeof(writeLongCmdBlk); ++k)
fprintf(sg_warnings_strm, "%02x ", writeLongCmdBlk[k]);
fprintf(sg_warnings_strm, "\n");
}
ptvp = construct_scsi_pt_obj();
if (NULL == ptvp) {
fprintf(sg_warnings_strm, "write long(10): out of memory\n");
return -1;
}
set_scsi_pt_cdb(ptvp, writeLongCmdBlk, sizeof(writeLongCmdBlk));
set_scsi_pt_sense(ptvp, sense_b, sizeof(sense_b));
set_scsi_pt_data_out(ptvp, (unsigned char *)data_out, xfer_len);
res = do_scsi_pt(ptvp, sg_fd, DEF_PT_TIMEOUT, verbose);
ret = sg_cmds_process_resp(ptvp, "write long(10)", res, 0, sense_b,
noisy, verbose, &sense_cat);
if (-1 == ret)
;
else if (-2 == ret) {
switch (sense_cat) {
case SG_LIB_CAT_NOT_READY:
case SG_LIB_CAT_UNIT_ATTENTION:
case SG_LIB_CAT_INVALID_OP:
case SG_LIB_CAT_ABORTED_COMMAND:
ret = sense_cat;
break;
case SG_LIB_CAT_RECOVERED:
case SG_LIB_CAT_NO_SENSE:
ret = 0;
break;
case SG_LIB_CAT_ILLEGAL_REQ:
{
int valid, slen, ili;
unsigned long long ull = 0;
slen = get_scsi_pt_sense_len(ptvp);
valid = sg_get_sense_info_fld(sense_b, slen, &ull);
ili = has_blk_ili(sense_b, slen);
if (valid && ili) {
if (offsetp)
*offsetp = (int)(long long)ull;
ret = SG_LIB_CAT_ILLEGAL_REQ_WITH_INFO;
} else {
if (verbose > 1)
fprintf(sg_warnings_strm, " info field: 0x%" PRIx64
", valid: %d, ili: %d\n", ull, valid, ili);
ret = SG_LIB_CAT_ILLEGAL_REQ;
}
}
break;
default:
ret = -1;
break;
}
} else
ret = 0;
destruct_scsi_pt_obj(ptvp);
return ret;
}
/* Invokes a SCSI WRITE LONG (16) command (SBC). Note that 'xfer_len'
* is in bytes. Returns 0 -> success,
* SG_LIB_CAT_INVALID_OP -> WRITE LONG(16) not supported,
* SG_LIB_CAT_ILLEGAL_REQ -> bad field in cdb,
* SG_LIB_CAT_ILLEGAL_REQ_WITH_INFO -> bad field in cdb, with info
* field written to 'offsetp', SG_LIB_CAT_UNIT_ATTENTION,
* SG_LIB_CAT_NOT_READY -> device not ready,
* SG_LIB_CAT_ABORTED_COMMAND, -1 -> other failure */
int sg_ll_write_long16(int sg_fd, int cor_dis, int wr_uncor, int pblock,
unsigned long long llba, void * data_out,
int xfer_len, int * offsetp, int noisy, int verbose)
{
int k, res, sense_cat, ret;
unsigned char writeLongCmdBlk[SERVICE_ACTION_OUT_16_CMDLEN];
unsigned char sense_b[SENSE_BUFF_LEN];
struct sg_pt_base * ptvp;
memset(writeLongCmdBlk, 0, sizeof(writeLongCmdBlk));
writeLongCmdBlk[0] = SERVICE_ACTION_OUT_16_CMD;
writeLongCmdBlk[1] = WRITE_LONG_16_SA;
if (cor_dis)
writeLongCmdBlk[1] |= 0x80;
if (wr_uncor)
writeLongCmdBlk[1] |= 0x40;
if (pblock)
writeLongCmdBlk[1] |= 0x20;
writeLongCmdBlk[2] = (llba >> 56) & 0xff;
writeLongCmdBlk[3] = (llba >> 48) & 0xff;
writeLongCmdBlk[4] = (llba >> 40) & 0xff;
writeLongCmdBlk[5] = (llba >> 32) & 0xff;
writeLongCmdBlk[6] = (llba >> 24) & 0xff;
writeLongCmdBlk[7] = (llba >> 16) & 0xff;
writeLongCmdBlk[8] = (llba >> 8) & 0xff;
writeLongCmdBlk[9] = llba & 0xff;
writeLongCmdBlk[12] = (xfer_len >> 8) & 0xff;
writeLongCmdBlk[13] = xfer_len & 0xff;
if (NULL == sg_warnings_strm)
sg_warnings_strm = stderr;
if (verbose) {
fprintf(sg_warnings_strm, " Write Long (16) cmd: ");
for (k = 0; k < SERVICE_ACTION_OUT_16_CMDLEN; ++k)
fprintf(sg_warnings_strm, "%02x ", writeLongCmdBlk[k]);
fprintf(sg_warnings_strm, "\n");
}
ptvp = construct_scsi_pt_obj();
if (NULL == ptvp) {
fprintf(sg_warnings_strm, "write long(16): out of memory\n");
return -1;
}
set_scsi_pt_cdb(ptvp, writeLongCmdBlk, sizeof(writeLongCmdBlk));
set_scsi_pt_sense(ptvp, sense_b, sizeof(sense_b));
set_scsi_pt_data_out(ptvp, (unsigned char *)data_out, xfer_len);
res = do_scsi_pt(ptvp, sg_fd, DEF_PT_TIMEOUT, verbose);
ret = sg_cmds_process_resp(ptvp, "write long(16)", res, 0, sense_b,
noisy, verbose, &sense_cat);
if (-1 == ret)
;
else if (-2 == ret) {
switch (sense_cat) {
case SG_LIB_CAT_NOT_READY:
case SG_LIB_CAT_UNIT_ATTENTION:
case SG_LIB_CAT_INVALID_OP:
case SG_LIB_CAT_ABORTED_COMMAND:
ret = sense_cat;
break;
case SG_LIB_CAT_RECOVERED:
case SG_LIB_CAT_NO_SENSE:
ret = 0;
break;
case SG_LIB_CAT_ILLEGAL_REQ:
{
int valid, slen, ili;
unsigned long long ull = 0;
slen = get_scsi_pt_sense_len(ptvp);
valid = sg_get_sense_info_fld(sense_b, slen, &ull);
ili = has_blk_ili(sense_b, slen);
if (valid && ili) {
if (offsetp)
*offsetp = (int)(long long)ull;
ret = SG_LIB_CAT_ILLEGAL_REQ_WITH_INFO;
} else {
if (verbose > 1)
fprintf(sg_warnings_strm, " info field: 0x%" PRIx64
", valid: %d, ili: %d\n", ull, valid, ili);
ret = SG_LIB_CAT_ILLEGAL_REQ;
}
}
break;
default:
ret = -1;
break;
}
} else
ret = 0;
destruct_scsi_pt_obj(ptvp);
return ret;
}
/* Invokes a SCSI VERIFY (10) command (SBC and MMC).
* Note that 'veri_len' is in blocks while 'data_out_len' is in bytes.
* Returns of 0 -> success,
* SG_LIB_CAT_INVALID_OP -> Verify(10) not supported,
* SG_LIB_CAT_ILLEGAL_REQ -> bad field in cdb, SG_LIB_CAT_UNIT_ATTENTION,
* SG_LIB_CAT_MEDIUM_HARD -> medium or hardware error, no valid info,
* SG_LIB_CAT_MEDIUM_HARD_WITH_INFO -> as previous, with valid info,
* SG_LIB_CAT_NOT_READY -> device not ready, SG_LIB_CAT_ABORTED_COMMAND,
* -1 -> other failure */
int sg_ll_verify10(int sg_fd, int dpo, int bytechk, unsigned long lba,
int veri_len, void * data_out, int data_out_len,
unsigned long * infop, int noisy, int verbose)
{
int k, res, ret, sense_cat;
unsigned char vCmdBlk[VERIFY10_CMDLEN] =
{VERIFY10_CMD, 0, 0, 0, 0, 0, 0, 0, 0, 0};
unsigned char sense_b[SENSE_BUFF_LEN];
struct sg_pt_base * ptvp;
if (dpo)
vCmdBlk[1] |= 0x10;
if (bytechk)
vCmdBlk[1] |= 0x2;
vCmdBlk[2] = (unsigned char)((lba >> 24) & 0xff);
vCmdBlk[3] = (unsigned char)((lba >> 16) & 0xff);
vCmdBlk[4] = (unsigned char)((lba >> 8) & 0xff);
vCmdBlk[5] = (unsigned char)(lba & 0xff);
vCmdBlk[7] = (unsigned char)((veri_len >> 8) & 0xff);
vCmdBlk[8] = (unsigned char)(veri_len & 0xff);
if (NULL == sg_warnings_strm)
sg_warnings_strm = stderr;
if (verbose > 1) {
fprintf(sg_warnings_strm, " Verify(10) cdb: ");
for (k = 0; k < VERIFY10_CMDLEN; ++k)
fprintf(sg_warnings_strm, "%02x ", vCmdBlk[k]);
fprintf(sg_warnings_strm, "\n");
}
ptvp = construct_scsi_pt_obj();
if (NULL == ptvp) {
fprintf(sg_warnings_strm, "verify (10): out of memory\n");
return -1;
}
set_scsi_pt_cdb(ptvp, vCmdBlk, sizeof(vCmdBlk));
set_scsi_pt_sense(ptvp, sense_b, sizeof(sense_b));
if (data_out_len > 0)
set_scsi_pt_data_out(ptvp, (unsigned char *)data_out, data_out_len);
res = do_scsi_pt(ptvp, sg_fd, DEF_PT_TIMEOUT, verbose);
ret = sg_cmds_process_resp(ptvp, "verify (10)", res, 0, sense_b,
noisy, verbose, &sense_cat);
if (-1 == ret)
;
else if (-2 == ret) {
switch (sense_cat) {
case SG_LIB_CAT_NOT_READY:
case SG_LIB_CAT_INVALID_OP:
case SG_LIB_CAT_ILLEGAL_REQ:
case SG_LIB_CAT_UNIT_ATTENTION:
case SG_LIB_CAT_ABORTED_COMMAND:
ret = sense_cat;
break;
case SG_LIB_CAT_RECOVERED:
case SG_LIB_CAT_NO_SENSE:
ret = 0;
break;
case SG_LIB_CAT_MEDIUM_HARD:
{
int valid, slen;
unsigned long long ull = 0;
slen = get_scsi_pt_sense_len(ptvp);
valid = sg_get_sense_info_fld(sense_b, slen, &ull);
if (valid) {
if (infop)
*infop = (unsigned long)ull;
ret = SG_LIB_CAT_MEDIUM_HARD_WITH_INFO;
} else
ret = SG_LIB_CAT_MEDIUM_HARD;
}
break;
default:
ret = -1;
break;
}
} else
ret = 0;
destruct_scsi_pt_obj(ptvp);
return ret;
}
/* Invokes a ATA PASS-THROUGH (12 or 16) SCSI command (SAT). If cdb_len
* is 12 then a ATA PASS-THROUGH (12) command is called. If cdb_len is 16
* then a ATA PASS-THROUGH (16) command is called. If cdb_len is any other
* value -1 is returned. After copying from cdbp to an internal buffer,
* the first byte (i.e. offset 0) is set to 0xa1 if cdb_len is 12; or is
* set to 0x85 if cdb_len is 16. The last byte (offset 11 or offset 15) is
* set to 0x0 in the internal buffer. If timeout_secs <= 0 then the timeout
* is set to 60 seconds. For data in or out transfers set dinp or doutp,
* and dlen to the number of bytes to transfer. If dlen is zero then no data
* transfer is assumed. If sense buffer obtained then it is written to
* sensep, else sensep[0] is set to 0x0. If ATA return descriptor is obtained
* then written to ata_return_dp, else ata_return_dp[0] is set to 0x0. Either
* sensep or ata_return_dp (or both) may be NULL pointers. Returns SCSI
* status value (>= 0) or -1 if other error. Users are expected to check the
* sense buffer themselves. If available the data in resid is written to
* residp.
*/
int sg_ll_ata_pt(int sg_fd, const unsigned char * cdbp, int cdb_len,
int timeout_secs, void * dinp, void * doutp, int dlen,
unsigned char * sensep, int max_sense_len,
unsigned char * ata_return_dp, int max_ata_return_len,
int * residp, int verbose)
{
int k, res, slen, duration;
unsigned char aptCmdBlk[ATA_PT_16_CMDLEN] =
{0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0};
unsigned char sense_b[SENSE_BUFF_LEN];
unsigned char * sp;
const unsigned char * ucp;
struct sg_pt_base * ptvp;
const char * cnamep;
char b[256];
int ret = -1;
b[0] = '\0';
if (NULL == sg_warnings_strm)
sg_warnings_strm = stderr;
cnamep = (12 == cdb_len) ?
"ATA pass through (12)" : "ATA pass through (16)";
if ((NULL == cdbp) || ((12 != cdb_len) && (16 != cdb_len))) {
if (verbose) {
if (NULL == cdbp)
fprintf(sg_warnings_strm, "%s NULL cdb pointer\n", cnamep);
else
fprintf(sg_warnings_strm, "cdb_len must be 12 or 16\n");
}
return -1;
}
aptCmdBlk[0] = (12 == cdb_len) ? ATA_PT_12_CMD : ATA_PT_16_CMD;
if (sensep && (max_sense_len >= (int)sizeof(sense_b))) {
sp = sensep;
slen = max_sense_len;
} else {
sp = sense_b;
slen = sizeof(sense_b);
}
if (12 == cdb_len)
memcpy(aptCmdBlk + 1, cdbp + 1, ((cdb_len > 11) ? 10 : (cdb_len - 1)));
else
memcpy(aptCmdBlk + 1, cdbp + 1, ((cdb_len > 15) ? 14 : (cdb_len - 1)));
if (verbose) {
fprintf(sg_warnings_strm, " %s cdb: ", cnamep);
for (k = 0; k < cdb_len; ++k)
fprintf(sg_warnings_strm, "%02x ", aptCmdBlk[k]);
fprintf(sg_warnings_strm, "\n");
}
ptvp = construct_scsi_pt_obj();
if (NULL == ptvp) {
fprintf(sg_warnings_strm, "%s: out of memory\n", cnamep);
return -1;
}
set_scsi_pt_cdb(ptvp, aptCmdBlk, cdb_len);
set_scsi_pt_sense(ptvp, sp, slen);
if (dlen > 0) {
if (dinp)
set_scsi_pt_data_in(ptvp, (unsigned char *)dinp, dlen);
else if (doutp)
set_scsi_pt_data_out(ptvp, (unsigned char *)doutp, dlen);
}
res = do_scsi_pt(ptvp, sg_fd,
((timeout_secs > 0) ? timeout_secs : DEF_PT_TIMEOUT),
verbose);
if (SCSI_PT_DO_BAD_PARAMS == res) {
if (verbose)
fprintf(sg_warnings_strm, "%s: bad parameters\n", cnamep);
goto out;
} else if (SCSI_PT_DO_TIMEOUT == res) {
if (verbose)
fprintf(sg_warnings_strm, "%s: timeout\n", cnamep);
goto out;
} else if (res > 2) {
if (verbose)
fprintf(sg_warnings_strm, "%s: do_scsi_pt: errno=%d\n",
cnamep, -res);
}
if ((verbose > 2) && ((duration = get_scsi_pt_duration_ms(ptvp)) >= 0))
fprintf(sg_warnings_strm, " duration=%d ms\n", duration);
switch (get_scsi_pt_result_category(ptvp)) {
case SCSI_PT_RESULT_GOOD:
if ((sensep) && (max_sense_len > 0))
*sensep = 0;
if ((ata_return_dp) && (max_ata_return_len > 0))
*ata_return_dp = 0;
if (residp && (dlen > 0))
*residp = get_scsi_pt_resid(ptvp);
ret = 0;
break;
case SCSI_PT_RESULT_STATUS: /* other than GOOD + CHECK CONDITION */
if ((sensep) && (max_sense_len > 0))
*sensep = 0;
if ((ata_return_dp) && (max_ata_return_len > 0))
*ata_return_dp = 0;
ret = get_scsi_pt_status_response(ptvp);
break;
case SCSI_PT_RESULT_SENSE:
if (sensep && (sp != sensep)) {
k = get_scsi_pt_sense_len(ptvp);
k = (k > max_sense_len) ? max_sense_len : k;
memcpy(sensep, sp, k);
}
if (ata_return_dp && (max_ata_return_len > 0)) {
/* search for ATA return descriptor */
ucp = sg_scsi_sense_desc_find(sp, slen, 0x9);
if (ucp) {
k = ucp[1] + 2;
k = (k > max_ata_return_len) ? max_ata_return_len : k;
memcpy(ata_return_dp, ucp, k);
} else
ata_return_dp[0] = 0x0;
}
if (residp && (dlen > 0))
*residp = get_scsi_pt_resid(ptvp);
ret = get_scsi_pt_status_response(ptvp);
break;
case SCSI_PT_RESULT_TRANSPORT_ERR:
if (verbose)
fprintf(sg_warnings_strm, "%s: transport error: %s\n",
cnamep, get_scsi_pt_transport_err_str(ptvp, sizeof(b) ,
b));
break;
case SCSI_PT_RESULT_OS_ERR:
if (verbose)
fprintf(sg_warnings_strm, "%s: os error: %s\n",
cnamep, get_scsi_pt_os_err_str(ptvp, sizeof(b) , b));
break;
default:
if (verbose)
fprintf(sg_warnings_strm, "%s: unknown pt_result_category=%d\n",
cnamep, get_scsi_pt_result_category(ptvp));
break;
}
out:
destruct_scsi_pt_obj(ptvp);
return ret;
}
/* Invokes a SCSI READ BUFFER command (SPC). Return of 0 ->
* success, SG_LIB_CAT_INVALID_OP -> invalid opcode,
* SG_LIB_CAT_ILLEGAL_REQ -> bad field in cdb, SG_LIB_CAT_UNIT_ATTENTION,
* SG_LIB_CAT_NOT_READY -> device not ready, SG_LIB_CAT_ABORTED_COMMAND,
* -1 -> other failure */
int sg_ll_read_buffer(int sg_fd, int mode, int buffer_id, int buffer_offset,
void * resp, int mx_resp_len, int noisy, int verbose)
{
int res, k, ret, sense_cat;
unsigned char rbufCmdBlk[READ_BUFFER_CMDLEN] =
{READ_BUFFER_CMD, 0, 0, 0, 0, 0, 0, 0, 0, 0};
unsigned char sense_b[SENSE_BUFF_LEN];
struct sg_pt_base * ptvp;
rbufCmdBlk[1] = (unsigned char)(mode & 0x1f);
rbufCmdBlk[2] = (unsigned char)(buffer_id & 0xff);
rbufCmdBlk[3] = (unsigned char)((buffer_offset >> 16) & 0xff);
rbufCmdBlk[4] = (unsigned char)((buffer_offset >> 8) & 0xff);
rbufCmdBlk[5] = (unsigned char)(buffer_offset & 0xff);
rbufCmdBlk[6] = (unsigned char)((mx_resp_len >> 16) & 0xff);
rbufCmdBlk[7] = (unsigned char)((mx_resp_len >> 8) & 0xff);
rbufCmdBlk[8] = (unsigned char)(mx_resp_len & 0xff);
if (NULL == sg_warnings_strm)
sg_warnings_strm = stderr;
if (verbose) {
fprintf(sg_warnings_strm, " read buffer cdb: ");
for (k = 0; k < READ_BUFFER_CMDLEN; ++k)
fprintf(sg_warnings_strm, "%02x ", rbufCmdBlk[k]);
fprintf(sg_warnings_strm, "\n");
}
ptvp = construct_scsi_pt_obj();
if (NULL == ptvp) {
fprintf(sg_warnings_strm, "read buffer: out of memory\n");
return -1;
}
set_scsi_pt_cdb(ptvp, rbufCmdBlk, sizeof(rbufCmdBlk));
set_scsi_pt_sense(ptvp, sense_b, sizeof(sense_b));
set_scsi_pt_data_in(ptvp, (unsigned char *)resp, mx_resp_len);
res = do_scsi_pt(ptvp, sg_fd, DEF_PT_TIMEOUT, verbose);
ret = sg_cmds_process_resp(ptvp, "read buffer", res, mx_resp_len,
sense_b, noisy, verbose, &sense_cat);
if (-1 == ret)
;
else if (-2 == ret) {
switch (sense_cat) {
case SG_LIB_CAT_NOT_READY:
case SG_LIB_CAT_INVALID_OP:
case SG_LIB_CAT_ILLEGAL_REQ:
case SG_LIB_CAT_UNIT_ATTENTION:
case SG_LIB_CAT_ABORTED_COMMAND:
ret = sense_cat;
break;
case SG_LIB_CAT_RECOVERED:
case SG_LIB_CAT_NO_SENSE:
ret = 0;
break;
default:
ret = -1;
break;
}
} else {
if ((verbose > 2) && (ret > 0)) {
fprintf(sg_warnings_strm, " read buffer: response%s\n",
(ret > 256 ? ", first 256 bytes" : ""));
dStrHex((const char *)resp, (ret > 256 ? 256 : ret), -1);
}
ret = 0;
}
destruct_scsi_pt_obj(ptvp);
return ret;
}
/* Invokes a SCSI WRITE BUFFER command (SPC). Return of 0 ->
* success, SG_LIB_CAT_INVALID_OP -> invalid opcode,
* SG_LIB_CAT_ILLEGAL_REQ -> bad field in cdb, SG_LIB_CAT_UNIT_ATTENTION,
* SG_LIB_CAT_NOT_READY -> device not ready, SG_LIB_CAT_ABORTED_COMMAND,
* -1 -> other failure */
int sg_ll_write_buffer(int sg_fd, int mode, int buffer_id, int buffer_offset,
void * paramp, int param_len, int noisy, int verbose)
{
int k, res, ret, sense_cat;
unsigned char wbufCmdBlk[WRITE_BUFFER_CMDLEN] =
{WRITE_BUFFER_CMD, 0, 0, 0, 0, 0, 0, 0, 0, 0};
unsigned char sense_b[SENSE_BUFF_LEN];
struct sg_pt_base * ptvp;
wbufCmdBlk[1] = (unsigned char)(mode & 0x1f);
wbufCmdBlk[2] = (unsigned char)(buffer_id & 0xff);
wbufCmdBlk[3] = (unsigned char)((buffer_offset >> 16) & 0xff);
wbufCmdBlk[4] = (unsigned char)((buffer_offset >> 8) & 0xff);
wbufCmdBlk[5] = (unsigned char)(buffer_offset & 0xff);
wbufCmdBlk[6] = (unsigned char)((param_len >> 16) & 0xff);
wbufCmdBlk[7] = (unsigned char)((param_len >> 8) & 0xff);
wbufCmdBlk[8] = (unsigned char)(param_len & 0xff);
if (NULL == sg_warnings_strm)
sg_warnings_strm = stderr;
if (verbose) {
fprintf(sg_warnings_strm, " Write buffer cmd: ");
for (k = 0; k < WRITE_BUFFER_CMDLEN; ++k)
fprintf(sg_warnings_strm, "%02x ", wbufCmdBlk[k]);
fprintf(sg_warnings_strm, "\n");
if ((verbose > 1) && paramp && param_len) {
fprintf(sg_warnings_strm, " Write buffer parameter list%s:\n",
((param_len > 256) ? " (first 256 bytes)" : ""));
dStrHex((const char *)paramp,
((param_len > 256) ? 256 : param_len), -1);
}
}
ptvp = construct_scsi_pt_obj();
if (NULL == ptvp) {
fprintf(sg_warnings_strm, "write buffer: out of memory\n");
return -1;
}
set_scsi_pt_cdb(ptvp, wbufCmdBlk, sizeof(wbufCmdBlk));
set_scsi_pt_sense(ptvp, sense_b, sizeof(sense_b));
set_scsi_pt_data_out(ptvp, (unsigned char *)paramp, param_len);
res = do_scsi_pt(ptvp, sg_fd, DEF_PT_TIMEOUT, verbose);
ret = sg_cmds_process_resp(ptvp, "write buffer", res, 0, sense_b,
noisy, verbose, &sense_cat);
if (-1 == ret)
;
else if (-2 == ret) {
switch (sense_cat) {
case SG_LIB_CAT_NOT_READY:
case SG_LIB_CAT_INVALID_OP:
case SG_LIB_CAT_ILLEGAL_REQ:
case SG_LIB_CAT_UNIT_ATTENTION:
case SG_LIB_CAT_ABORTED_COMMAND:
ret = sense_cat;
break;
case SG_LIB_CAT_RECOVERED:
case SG_LIB_CAT_NO_SENSE:
ret = 0;
break;
default:
ret = -1;
break;
}
} else
ret = 0;
destruct_scsi_pt_obj(ptvp);
return ret;
}