| /* |
| * Copyright (c) 1999-2020 Douglas Gilbert. |
| * All rights reserved. |
| * Use of this source code is governed by a BSD-style |
| * license that can be found in the BSD_LICENSE file. |
| * |
| * SPDX-License-Identifier: BSD-2-Clause |
| */ |
| |
| #include <stdio.h> |
| #include <stdlib.h> |
| #include <stdarg.h> |
| #include <stdint.h> |
| #include <string.h> |
| #include <errno.h> |
| #include <unistd.h> |
| #define __STDC_FORMAT_MACROS 1 |
| #include <inttypes.h> |
| |
| #ifdef HAVE_CONFIG_H |
| #include "config.h" |
| #endif |
| |
| #include "sg_lib.h" |
| #include "sg_lib_data.h" |
| #include "sg_cmds_basic.h" |
| #include "sg_cmds_extra.h" |
| #include "sg_pt.h" |
| #include "sg_unaligned.h" |
| #include "sg_pr2serr.h" |
| |
| |
| #define SENSE_BUFF_LEN 64 /* 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 MAINTENANCE_IN_CMD 0xa3 |
| #define MAINTENANCE_IN_CMDLEN 12 |
| #define MAINTENANCE_OUT_CMD 0xa4 |
| #define MAINTENANCE_OUT_CMDLEN 12 |
| |
| #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 ATA_PT_32_SA 0x1ff0 |
| #define ATA_PT_32_CMDLEN 32 |
| #define FORMAT_UNIT_CMD 0x4 |
| #define FORMAT_UNIT_CMDLEN 6 |
| #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_BLOCK_LIMITS_CMD 0x5 |
| #define READ_BLOCK_LIMITS_CMDLEN 6 |
| #define READ_BUFFER_CMD 0x3c |
| #define READ_BUFFER_CMDLEN 10 |
| #define READ_DEFECT10_CMD 0x37 |
| #define READ_DEFECT10_CMDLEN 10 |
| #define REASSIGN_BLKS_CMD 0x7 |
| #define REASSIGN_BLKS_CMDLEN 6 |
| #define RECEIVE_DIAGNOSTICS_CMD 0x1c |
| #define RECEIVE_DIAGNOSTICS_CMDLEN 6 |
| #define THIRD_PARTY_COPY_OUT_CMD 0x83 /* was EXTENDED_COPY_CMD */ |
| #define THIRD_PARTY_COPY_OUT_CMDLEN 16 |
| #define THIRD_PARTY_COPY_IN_CMD 0x84 /* was RECEIVE_COPY_RESULTS_CMD */ |
| #define THIRD_PARTY_COPY_IN_CMDLEN 16 |
| #define SEND_DIAGNOSTIC_CMD 0x1d |
| #define SEND_DIAGNOSTIC_CMDLEN 6 |
| #define SERVICE_ACTION_IN_12_CMD 0xab |
| #define SERVICE_ACTION_IN_12_CMDLEN 12 |
| #define READ_LONG10_CMD 0x3e |
| #define READ_LONG10_CMDLEN 10 |
| #define UNMAP_CMD 0x42 |
| #define UNMAP_CMDLEN 10 |
| #define VERIFY10_CMD 0x2f |
| #define VERIFY10_CMDLEN 10 |
| #define VERIFY16_CMD 0x8f |
| #define VERIFY16_CMDLEN 16 |
| #define WRITE_LONG10_CMD 0x3f |
| #define WRITE_LONG10_CMDLEN 10 |
| #define WRITE_BUFFER_CMD 0x3b |
| #define WRITE_BUFFER_CMDLEN 10 |
| #define PRE_FETCH10_CMD 0x34 |
| #define PRE_FETCH10_CMDLEN 10 |
| #define PRE_FETCH16_CMD 0x90 |
| #define PRE_FETCH16_CMDLEN 16 |
| #define SEEK10_CMD 0x2b |
| #define SEEK10_CMDLEN 10 |
| |
| #define GET_LBA_STATUS16_SA 0x12 |
| #define GET_LBA_STATUS32_SA 0x12 |
| #define READ_LONG_16_SA 0x11 |
| #define READ_MEDIA_SERIAL_NUM_SA 0x1 |
| #define REPORT_IDENTIFYING_INFORMATION_SA 0x5 |
| #define REPORT_TGT_PRT_GRP_SA 0xa |
| #define SET_IDENTIFYING_INFORMATION_SA 0x6 |
| #define SET_TGT_PRT_GRP_SA 0xa |
| #define WRITE_LONG_16_SA 0x11 |
| #define REPORT_REFERRALS_SA 0x13 |
| #define EXTENDED_COPY_LID1_SA 0x0 |
| |
| |
| static struct sg_pt_base * |
| create_pt_obj(const char * cname) |
| { |
| struct sg_pt_base * ptvp = construct_scsi_pt_obj(); |
| if (NULL == ptvp) |
| pr2ws("%s: out of memory\n", cname); |
| return ptvp; |
| } |
| |
| |
| /* Invokes a SCSI GET LBA STATUS(16) command (SBC). Returns 0 -> success, |
| * various SG_LIB_CAT_* positive values or -1 -> other errors */ |
| int |
| sg_ll_get_lba_status16(int sg_fd, uint64_t start_llba, uint8_t rt, |
| void * resp, int alloc_len, bool noisy, int vb) |
| { |
| static const char * const cdb_s = "Get LBA status(16)"; |
| int res, s_cat, ret; |
| uint8_t getLbaStatCmd[SERVICE_ACTION_IN_16_CMDLEN]; |
| uint8_t sense_b[SENSE_BUFF_LEN]; |
| struct sg_pt_base * ptvp; |
| |
| memset(getLbaStatCmd, 0, sizeof(getLbaStatCmd)); |
| getLbaStatCmd[0] = SERVICE_ACTION_IN_16_CMD; |
| getLbaStatCmd[1] = GET_LBA_STATUS16_SA; |
| |
| sg_put_unaligned_be64(start_llba, getLbaStatCmd + 2); |
| sg_put_unaligned_be32((uint32_t)alloc_len, getLbaStatCmd + 10); |
| getLbaStatCmd[14] = rt; |
| if (vb) { |
| char b[128]; |
| |
| pr2ws(" %s cdb: %s\n", cdb_s, |
| sg_get_command_str(getLbaStatCmd, SERVICE_ACTION_IN_16_CMDLEN, |
| false, sizeof(b), b)); |
| } |
| |
| if (NULL == ((ptvp = create_pt_obj(cdb_s)))) |
| return sg_convert_errno(ENOMEM); |
| set_scsi_pt_cdb(ptvp, getLbaStatCmd, sizeof(getLbaStatCmd)); |
| set_scsi_pt_sense(ptvp, sense_b, sizeof(sense_b)); |
| set_scsi_pt_data_in(ptvp, (uint8_t *)resp, alloc_len); |
| res = do_scsi_pt(ptvp, sg_fd, DEF_PT_TIMEOUT, vb); |
| ret = sg_cmds_process_resp(ptvp, cdb_s, res, noisy, vb, &s_cat); |
| if (-1 == ret) |
| ret = sg_convert_errno(get_scsi_pt_os_err(ptvp)); |
| else if (-2 == ret) { |
| switch (s_cat) { |
| case SG_LIB_CAT_RECOVERED: |
| case SG_LIB_CAT_NO_SENSE: |
| ret = 0; |
| break; |
| default: |
| ret = s_cat; |
| break; |
| } |
| } else { |
| if ((vb > 2) && (ret > 0)) { |
| pr2ws(" %s: response\n", cdb_s); |
| if (3 == vb) { |
| pr2ws("%s:\n", (ret > 256 ? ", first 256 bytes" : "")); |
| hex2stderr((const uint8_t *)resp, (ret > 256 ? 256 : ret), |
| -1); |
| } else { |
| pr2ws(":\n"); |
| hex2stderr((const uint8_t *)resp, ret, 0); |
| } |
| } |
| ret = 0; |
| } |
| destruct_scsi_pt_obj(ptvp); |
| return ret; |
| } |
| |
| int |
| sg_ll_get_lba_status(int sg_fd, uint64_t start_llba, void * resp, |
| int alloc_len, bool noisy, int vb) |
| { |
| return sg_ll_get_lba_status16(sg_fd, start_llba, /* rt = */ 0x0, resp, |
| alloc_len, noisy, vb); |
| } |
| |
| #define GLS32_CMD_LEN 32 |
| |
| int |
| sg_ll_get_lba_status32(int sg_fd, uint64_t start_llba, uint32_t scan_len, |
| uint32_t element_id, uint8_t rt, |
| void * resp, int alloc_len, bool noisy, |
| int vb) |
| { |
| static const char * const cdb_s = "Get LBA status(32)"; |
| int res, s_cat, ret; |
| uint8_t gls32_cmd[GLS32_CMD_LEN]; |
| uint8_t sense_b[SENSE_BUFF_LEN]; |
| struct sg_pt_base * ptvp; |
| |
| memset(gls32_cmd, 0, sizeof(gls32_cmd)); |
| gls32_cmd[0] = SG_VARIABLE_LENGTH_CMD; |
| gls32_cmd[7] = GLS32_CMD_LEN - 8; |
| sg_put_unaligned_be16((uint16_t)GET_LBA_STATUS32_SA, gls32_cmd + 8); |
| gls32_cmd[10] = rt; |
| sg_put_unaligned_be64(start_llba, gls32_cmd + 12); |
| sg_put_unaligned_be32(scan_len, gls32_cmd + 20); |
| sg_put_unaligned_be32(element_id, gls32_cmd + 24); |
| sg_put_unaligned_be32((uint32_t)alloc_len, gls32_cmd + 28); |
| if (vb) { |
| char b[128]; |
| |
| pr2ws(" %s cdb: %s\n", cdb_s, |
| sg_get_command_str(gls32_cmd, GLS32_CMD_LEN, false, sizeof(b), |
| b)); |
| } |
| |
| if (NULL == ((ptvp = create_pt_obj(cdb_s)))) |
| return sg_convert_errno(ENOMEM); |
| set_scsi_pt_cdb(ptvp, gls32_cmd, sizeof(gls32_cmd)); |
| set_scsi_pt_sense(ptvp, sense_b, sizeof(sense_b)); |
| set_scsi_pt_data_in(ptvp, (uint8_t *)resp, alloc_len); |
| res = do_scsi_pt(ptvp, sg_fd, DEF_PT_TIMEOUT, vb); |
| ret = sg_cmds_process_resp(ptvp, cdb_s, res, noisy, vb, &s_cat); |
| if (-1 == ret) |
| ret = sg_convert_errno(get_scsi_pt_os_err(ptvp)); |
| else if (-2 == ret) { |
| switch (s_cat) { |
| case SG_LIB_CAT_RECOVERED: |
| case SG_LIB_CAT_NO_SENSE: |
| ret = 0; |
| break; |
| default: |
| ret = s_cat; |
| break; |
| } |
| } else { |
| if ((vb > 2) && (ret > 0)) { |
| pr2ws(" %s: response\n", cdb_s); |
| if (3 == vb) { |
| pr2ws("%s:\n", (ret > 256 ? ", first 256 bytes" : "")); |
| hex2stderr((const uint8_t *)resp, (ret > 256 ? 256 : ret), |
| -1); |
| } else { |
| pr2ws(":\n"); |
| hex2stderr((const uint8_t *)resp, ret, 0); |
| } |
| } |
| ret = 0; |
| } |
| destruct_scsi_pt_obj(ptvp); |
| return ret; |
| } |
| |
| int |
| sg_ll_report_tgt_prt_grp(int sg_fd, void * resp, int mx_resp_len, |
| bool noisy, int vb) |
| { |
| return sg_ll_report_tgt_prt_grp2(sg_fd, resp, mx_resp_len, false, noisy, |
| vb); |
| } |
| |
| /* Invokes a SCSI REPORT TARGET PORT GROUPS command. Return of 0 -> success, |
| * various SG_LIB_CAT_* positive values or -1 -> other errors */ |
| int |
| sg_ll_report_tgt_prt_grp2(int sg_fd, void * resp, int mx_resp_len, |
| bool extended, bool noisy, int vb) |
| { |
| static const char * const cdb_s = "Report target port groups"; |
| int res, ret, s_cat; |
| uint8_t rtpg_cdb[MAINTENANCE_IN_CMDLEN] = |
| {MAINTENANCE_IN_CMD, REPORT_TGT_PRT_GRP_SA, |
| 0, 0, 0, 0, 0, 0, 0, 0, 0, 0}; |
| uint8_t sense_b[SENSE_BUFF_LEN]; |
| struct sg_pt_base * ptvp; |
| |
| if (extended) |
| rtpg_cdb[1] |= 0x20; |
| sg_put_unaligned_be32((uint32_t)mx_resp_len, rtpg_cdb + 6); |
| if (vb) { |
| char b[128]; |
| |
| pr2ws(" %s cdb: %s\n", cdb_s, |
| sg_get_command_str(rtpg_cdb, MAINTENANCE_IN_CMDLEN, |
| false, sizeof(b), b)); |
| } |
| |
| if (NULL == ((ptvp = create_pt_obj(cdb_s)))) |
| return sg_convert_errno(ENOMEM); |
| set_scsi_pt_cdb(ptvp, rtpg_cdb, sizeof(rtpg_cdb)); |
| set_scsi_pt_sense(ptvp, sense_b, sizeof(sense_b)); |
| set_scsi_pt_data_in(ptvp, (uint8_t *)resp, mx_resp_len); |
| res = do_scsi_pt(ptvp, sg_fd, DEF_PT_TIMEOUT, vb); |
| ret = sg_cmds_process_resp(ptvp, cdb_s, res, noisy, vb, &s_cat); |
| if (-1 == ret) |
| ret = sg_convert_errno(get_scsi_pt_os_err(ptvp)); |
| else if (-2 == ret) { |
| switch (s_cat) { |
| case SG_LIB_CAT_RECOVERED: |
| case SG_LIB_CAT_NO_SENSE: |
| ret = 0; |
| break; |
| default: |
| ret = s_cat; |
| break; |
| } |
| } else { |
| if ((vb > 2) && (ret > 0)) { |
| pr2ws(" %s: response", cdb_s); |
| if (3 == vb) { |
| pr2ws("%s:\n", (ret > 256 ? ", first 256 bytes" : "")); |
| hex2stderr((const uint8_t *)resp, (ret > 256 ? 256 : ret), |
| -1); |
| } else { |
| pr2ws(":\n"); |
| hex2stderr((const uint8_t *)resp, ret, 0); |
| } |
| } |
| ret = 0; |
| } |
| destruct_scsi_pt_obj(ptvp); |
| return ret; |
| } |
| |
| /* Invokes a SCSI SET TARGET PORT GROUPS command. Return of 0 -> success, |
| * various SG_LIB_CAT_* positive values or -1 -> other errors */ |
| int |
| sg_ll_set_tgt_prt_grp(int sg_fd, void * paramp, int param_len, bool noisy, |
| int vb) |
| { |
| static const char * const cdb_s = "Set target port groups"; |
| int res, ret, s_cat; |
| uint8_t stpg_cdb[MAINTENANCE_OUT_CMDLEN] = |
| {MAINTENANCE_OUT_CMD, SET_TGT_PRT_GRP_SA, |
| 0, 0, 0, 0, 0, 0, 0, 0, 0, 0}; |
| uint8_t sense_b[SENSE_BUFF_LEN]; |
| struct sg_pt_base * ptvp; |
| |
| sg_put_unaligned_be32((uint32_t)param_len, stpg_cdb + 6); |
| if (vb) { |
| char b[128]; |
| |
| pr2ws(" %s cdb: %s\n", cdb_s, |
| sg_get_command_str(stpg_cdb, MAINTENANCE_OUT_CMDLEN, |
| false, sizeof(b), b)); |
| if ((vb > 1) && paramp && param_len) { |
| pr2ws(" %s parameter list:\n", cdb_s); |
| hex2stderr((const uint8_t *)paramp, param_len, -1); |
| } |
| } |
| |
| if (NULL == ((ptvp = create_pt_obj(cdb_s)))) |
| return sg_convert_errno(ENOMEM); |
| set_scsi_pt_cdb(ptvp, stpg_cdb, sizeof(stpg_cdb)); |
| set_scsi_pt_sense(ptvp, sense_b, sizeof(sense_b)); |
| set_scsi_pt_data_out(ptvp, (uint8_t *)paramp, param_len); |
| res = do_scsi_pt(ptvp, sg_fd, DEF_PT_TIMEOUT, vb); |
| ret = sg_cmds_process_resp(ptvp, cdb_s, res, noisy, vb, &s_cat); |
| if (-1 == ret) |
| ret = sg_convert_errno(get_scsi_pt_os_err(ptvp)); |
| else if (-2 == ret) { |
| switch (s_cat) { |
| case SG_LIB_CAT_RECOVERED: |
| case SG_LIB_CAT_NO_SENSE: |
| ret = 0; |
| break; |
| default: |
| ret = s_cat; |
| break; |
| } |
| } else |
| ret = 0; |
| destruct_scsi_pt_obj(ptvp); |
| return ret; |
| } |
| |
| /* Invokes a SCSI REPORT REFERRALS command. Return of 0 -> success, |
| * various SG_LIB_CAT_* positive values or -1 -> other errors */ |
| int |
| sg_ll_report_referrals(int sg_fd, uint64_t start_llba, bool one_seg, |
| void * resp, int mx_resp_len, bool noisy, |
| int vb) |
| { |
| static const char * const cdb_s = "Report referrals"; |
| int res, ret, s_cat; |
| uint8_t repRef_cdb[SERVICE_ACTION_IN_16_CMDLEN] = |
| {SERVICE_ACTION_IN_16_CMD, REPORT_REFERRALS_SA, |
| 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0}; |
| uint8_t sense_b[SENSE_BUFF_LEN]; |
| struct sg_pt_base * ptvp; |
| |
| sg_put_unaligned_be64(start_llba, repRef_cdb + 2); |
| sg_put_unaligned_be32((uint32_t)mx_resp_len, repRef_cdb + 10); |
| if (one_seg) |
| repRef_cdb[14] = 0x1; |
| if (vb) { |
| char b[128]; |
| |
| pr2ws(" %s cdb: %s\n", cdb_s, |
| sg_get_command_str(repRef_cdb, SERVICE_ACTION_IN_16_CMDLEN, |
| false, sizeof(b), b)); |
| } |
| |
| if (NULL == ((ptvp = create_pt_obj(cdb_s)))) |
| return sg_convert_errno(ENOMEM); |
| set_scsi_pt_cdb(ptvp, repRef_cdb, sizeof(repRef_cdb)); |
| set_scsi_pt_sense(ptvp, sense_b, sizeof(sense_b)); |
| set_scsi_pt_data_in(ptvp, (uint8_t *)resp, mx_resp_len); |
| res = do_scsi_pt(ptvp, sg_fd, DEF_PT_TIMEOUT, vb); |
| ret = sg_cmds_process_resp(ptvp, cdb_s, res, noisy, vb, &s_cat); |
| if (-1 == ret) |
| ret = sg_convert_errno(get_scsi_pt_os_err(ptvp)); |
| else if (-2 == ret) { |
| switch (s_cat) { |
| case SG_LIB_CAT_RECOVERED: |
| case SG_LIB_CAT_NO_SENSE: |
| ret = 0; |
| break; |
| default: |
| ret = s_cat; |
| break; |
| } |
| } else { |
| if ((vb > 2) && (ret > 0)) { |
| pr2ws(" %s: response", cdb_s); |
| if (3 == vb) { |
| pr2ws("%s:\n", (ret > 256 ? ", first 256 bytes" : "")); |
| hex2stderr((const uint8_t *)resp, (ret > 256 ? 256 : ret), |
| -1); |
| } else { |
| pr2ws(":\n"); |
| hex2stderr((const uint8_t *)resp, ret, 0); |
| } |
| } |
| 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 in which case the timeout |
| * is set to 7200 seconds; if the value of long_duration is > 7200 then that |
| * value is taken as the timeout value in seconds. Return of 0 -> success, |
| * various SG_LIB_CAT_* positive values or -1 -> other errors */ |
| int |
| sg_ll_send_diag_com(struct sg_pt_base * ptvp, int sg_fd, int st_code, |
| bool pf_bit, bool st_bit, bool devofl_bit, |
| bool unitofl_bit, int long_duration, void * paramp, |
| int param_len, bool noisy, int vb) |
| { |
| static const char * const cdb_s = "Send diagnostic"; |
| bool ptvp_given = false; |
| bool local_sense = true; |
| bool local_cdb = true; |
| int res, ret, s_cat, tmout; |
| uint8_t senddiag_cdb[SEND_DIAGNOSTIC_CMDLEN] = |
| {SEND_DIAGNOSTIC_CMD, 0, 0, 0, 0, 0}; |
| uint8_t sense_b[SENSE_BUFF_LEN]; |
| |
| senddiag_cdb[1] = (uint8_t)(st_code << 5); |
| if (pf_bit) |
| senddiag_cdb[1] |= 0x10; |
| if (st_bit) |
| senddiag_cdb[1] |= 0x4; |
| if (devofl_bit) |
| senddiag_cdb[1] |= 0x2; |
| if (unitofl_bit) |
| senddiag_cdb[1] |= 0x1; |
| sg_put_unaligned_be16((uint16_t)param_len, senddiag_cdb + 3); |
| if (long_duration > LONG_PT_TIMEOUT) |
| tmout = long_duration; |
| else |
| tmout = long_duration ? LONG_PT_TIMEOUT : DEF_PT_TIMEOUT; |
| |
| if (vb) { |
| char b[128]; |
| |
| pr2ws(" %s cdb: %s\n", cdb_s, |
| sg_get_command_str(senddiag_cdb, SEND_DIAGNOSTIC_CMDLEN, |
| false, sizeof(b), b)); |
| if (vb > 1) { |
| if (paramp && param_len) { |
| pr2ws(" %s parameter list:\n", cdb_s); |
| hex2stderr((const uint8_t *)paramp, param_len, -1); |
| } |
| pr2ws(" %s timeout: %d seconds\n", cdb_s, tmout); |
| } |
| } |
| if (ptvp) { |
| ptvp_given = true; |
| partial_clear_scsi_pt_obj(ptvp); |
| if (get_scsi_pt_cdb_buf(ptvp)) |
| local_cdb = false; /* N.B. Ignores locally built cdb */ |
| else |
| set_scsi_pt_cdb(ptvp, senddiag_cdb, sizeof(senddiag_cdb)); |
| if (get_scsi_pt_sense_buf(ptvp)) |
| local_sense = false; |
| else |
| set_scsi_pt_sense(ptvp, sense_b, sizeof(sense_b)); |
| } else { |
| ptvp = construct_scsi_pt_obj_with_fd(sg_fd, vb); |
| if (NULL == ptvp) |
| return sg_convert_errno(ENOMEM); |
| set_scsi_pt_cdb(ptvp, senddiag_cdb, sizeof(senddiag_cdb)); |
| set_scsi_pt_sense(ptvp, sense_b, sizeof(sense_b)); |
| } |
| set_scsi_pt_data_out(ptvp, (uint8_t *)paramp, param_len); |
| res = do_scsi_pt(ptvp, -1, tmout, vb); |
| ret = sg_cmds_process_resp(ptvp, cdb_s, res, noisy, vb, &s_cat); |
| if (-1 == ret) |
| ret = sg_convert_errno(get_scsi_pt_os_err(ptvp)); |
| else if (-2 == ret) { |
| switch (s_cat) { |
| case SG_LIB_CAT_RECOVERED: |
| case SG_LIB_CAT_NO_SENSE: |
| ret = 0; |
| break; |
| default: |
| ret = s_cat; |
| break; |
| } |
| } else |
| ret = 0; |
| |
| if (ptvp_given) { |
| if (local_sense) /* stop caller trying to access local sense */ |
| set_scsi_pt_sense(ptvp, NULL, 0); |
| if (local_cdb) |
| set_scsi_pt_cdb(ptvp, NULL, 0); |
| } else { |
| if (ptvp) |
| destruct_scsi_pt_obj(ptvp); |
| } |
| return ret; |
| } |
| |
| int |
| sg_ll_send_diag_pt(struct sg_pt_base * ptvp, int st_code, bool pf_bit, |
| bool st_bit, bool devofl_bit, bool unitofl_bit, |
| int long_duration, void * paramp, int param_len, |
| bool noisy, int vb) |
| { |
| return sg_ll_send_diag_com(ptvp, -1, st_code, pf_bit, st_bit, devofl_bit, |
| unitofl_bit, long_duration, paramp, |
| param_len, noisy, vb); |
| } |
| |
| int |
| sg_ll_send_diag(int sg_fd, int st_code, bool pf_bit, bool st_bit, |
| bool devofl_bit, bool unitofl_bit, int long_duration, |
| void * paramp, int param_len, bool noisy, int vb) |
| { |
| return sg_ll_send_diag_com(NULL, sg_fd, st_code, pf_bit, st_bit, |
| devofl_bit, unitofl_bit, long_duration, paramp, |
| param_len, noisy, vb); |
| } |
| |
| /* Invokes a SCSI RECEIVE DIAGNOSTIC RESULTS command. Return of 0 -> success, |
| * various SG_LIB_CAT_* positive values or -1 -> other errors */ |
| static int |
| sg_ll_receive_diag_com(struct sg_pt_base * ptvp, int sg_fd, bool pcv, |
| int pg_code, void * resp, int mx_resp_len, |
| int timeout_secs, int * residp, bool noisy, int vb) |
| { |
| bool ptvp_given = false; |
| bool local_sense = true; |
| bool local_cdb = true; |
| int resid = 0; |
| int res, ret, s_cat; |
| static const char * const cdb_s = "Receive diagnostic results"; |
| uint8_t rcvdiag_cdb[RECEIVE_DIAGNOSTICS_CMDLEN] = |
| {RECEIVE_DIAGNOSTICS_CMD, 0, 0, 0, 0, 0}; |
| uint8_t sense_b[SENSE_BUFF_LEN]; |
| |
| if (pcv) |
| rcvdiag_cdb[1] = 0x1; |
| rcvdiag_cdb[2] = (uint8_t)(pg_code); |
| sg_put_unaligned_be16((uint16_t)mx_resp_len, rcvdiag_cdb + 3); |
| |
| if (vb) { |
| char b[128]; |
| |
| pr2ws(" %s cdb: %s\n", cdb_s, |
| sg_get_command_str(rcvdiag_cdb, RECEIVE_DIAGNOSTICS_CMDLEN, |
| false, sizeof(b), b)); |
| } |
| if (timeout_secs <= 0) |
| timeout_secs = DEF_PT_TIMEOUT; |
| |
| if (ptvp) { |
| ptvp_given = true; |
| partial_clear_scsi_pt_obj(ptvp); |
| if (get_scsi_pt_cdb_buf(ptvp)) |
| local_cdb = false; /* N.B. Ignores locally built cdb */ |
| else |
| set_scsi_pt_cdb(ptvp, rcvdiag_cdb, sizeof(rcvdiag_cdb)); |
| if (get_scsi_pt_sense_buf(ptvp)) |
| local_sense = false; |
| else |
| set_scsi_pt_sense(ptvp, sense_b, sizeof(sense_b)); |
| } else { |
| ptvp = construct_scsi_pt_obj_with_fd(sg_fd, vb); |
| if (NULL == ptvp) |
| return sg_convert_errno(ENOMEM); |
| set_scsi_pt_cdb(ptvp, rcvdiag_cdb, sizeof(rcvdiag_cdb)); |
| set_scsi_pt_sense(ptvp, sense_b, sizeof(sense_b)); |
| } |
| set_scsi_pt_data_in(ptvp, (uint8_t *)resp, mx_resp_len); |
| res = do_scsi_pt(ptvp, -1, timeout_secs, vb); |
| ret = sg_cmds_process_resp(ptvp, cdb_s, res, noisy, vb, &s_cat); |
| resid = get_scsi_pt_resid(ptvp); |
| if (residp) |
| *residp = resid; |
| if (-1 == ret) |
| ret = sg_convert_errno(get_scsi_pt_os_err(ptvp)); |
| else if (-2 == ret) { |
| switch (s_cat) { |
| case SG_LIB_CAT_RECOVERED: |
| case SG_LIB_CAT_NO_SENSE: |
| ret = 0; |
| break; |
| default: |
| ret = s_cat; |
| break; |
| } |
| } else { |
| if ((vb > 2) && (ret > 0)) { |
| pr2ws(" %s: response", cdb_s); |
| if (3 == vb) { |
| pr2ws("%s:\n", (ret > 256 ? ", first 256 bytes" : "")); |
| hex2stderr((const uint8_t *)resp, (ret > 256 ? 256 : ret), |
| -1); |
| } else { |
| pr2ws(":\n"); |
| hex2stderr((const uint8_t *)resp, ret, 0); |
| } |
| } |
| ret = 0; |
| } |
| |
| if (ptvp_given) { |
| if (local_sense) /* stop caller trying to access local sense */ |
| set_scsi_pt_sense(ptvp, NULL, 0); |
| if (local_cdb) |
| set_scsi_pt_cdb(ptvp, NULL, 0); |
| } else { |
| if (ptvp) |
| destruct_scsi_pt_obj(ptvp); |
| } |
| return ret; |
| } |
| |
| int |
| sg_ll_receive_diag_pt(struct sg_pt_base * ptvp, bool pcv, int pg_code, |
| void * resp, int mx_resp_len, int timeout_secs, |
| int * residp, bool noisy, int vb) |
| { |
| return sg_ll_receive_diag_com(ptvp, -1, pcv, pg_code, resp, mx_resp_len, |
| timeout_secs, residp, noisy, vb); |
| } |
| |
| /* Invokes a SCSI RECEIVE DIAGNOSTIC RESULTS command. Return of 0 -> success, |
| * various SG_LIB_CAT_* positive values or -1 -> other errors */ |
| int |
| sg_ll_receive_diag(int sg_fd, bool pcv, int pg_code, void * resp, |
| int mx_resp_len, bool noisy, int vb) |
| { |
| return sg_ll_receive_diag_com(NULL, sg_fd, pcv, pg_code, resp, |
| mx_resp_len, 0, NULL, noisy, vb); |
| } |
| |
| int |
| sg_ll_receive_diag_v2(int sg_fd, bool pcv, int pg_code, void * resp, |
| int mx_resp_len, int timeout_secs, int * residp, |
| bool noisy, int vb) |
| { |
| return sg_ll_receive_diag_com(NULL, sg_fd, pcv, pg_code, resp, |
| mx_resp_len, timeout_secs, residp, noisy, |
| vb); |
| } |
| |
| /* Invokes a SCSI READ DEFECT DATA (10) command (SBC). Return of 0 -> success |
| * various SG_LIB_CAT_* positive values or -1 -> other errors */ |
| int |
| sg_ll_read_defect10(int sg_fd, bool req_plist, bool req_glist, int dl_format, |
| void * resp, int mx_resp_len, bool noisy, int vb) |
| { |
| static const char * const cdb_s = "Read defect(10)"; |
| int res, ret, s_cat; |
| uint8_t rdef_cdb[READ_DEFECT10_CMDLEN] = |
| {READ_DEFECT10_CMD, 0, 0, 0, 0, 0, 0, 0, 0, 0}; |
| uint8_t sense_b[SENSE_BUFF_LEN]; |
| struct sg_pt_base * ptvp; |
| |
| rdef_cdb[2] = (dl_format & 0x7); |
| if (req_plist) |
| rdef_cdb[2] |= 0x10; |
| if (req_glist) |
| rdef_cdb[2] |= 0x8; |
| sg_put_unaligned_be16((uint16_t)mx_resp_len, rdef_cdb + 7); |
| if (mx_resp_len > 0xffff) { |
| pr2ws("mx_resp_len too big\n"); |
| return -1; |
| } |
| if (vb) { |
| char b[128]; |
| |
| pr2ws(" %s cdb: %s\n", cdb_s, |
| sg_get_command_str(rdef_cdb, READ_DEFECT10_CMDLEN, |
| false, sizeof(b), b)); |
| } |
| |
| if (NULL == ((ptvp = create_pt_obj(cdb_s)))) |
| return sg_convert_errno(ENOMEM); |
| set_scsi_pt_cdb(ptvp, rdef_cdb, sizeof(rdef_cdb)); |
| set_scsi_pt_sense(ptvp, sense_b, sizeof(sense_b)); |
| set_scsi_pt_data_in(ptvp, (uint8_t *)resp, mx_resp_len); |
| res = do_scsi_pt(ptvp, sg_fd, DEF_PT_TIMEOUT, vb); |
| ret = sg_cmds_process_resp(ptvp, cdb_s, res, noisy, vb, &s_cat); |
| if (-1 == ret) |
| ret = sg_convert_errno(get_scsi_pt_os_err(ptvp)); |
| else if (-2 == ret) { |
| switch (s_cat) { |
| case SG_LIB_CAT_RECOVERED: |
| case SG_LIB_CAT_NO_SENSE: |
| ret = 0; |
| break; |
| default: |
| ret = s_cat; |
| break; |
| } |
| } else { |
| if ((vb > 2) && (ret > 0)) { |
| pr2ws(" %s: response\n", cdb_s); |
| if (3 == vb) { |
| pr2ws("%s:\n", (ret > 256 ? ", first 256 bytes" : "")); |
| hex2stderr((const uint8_t *)resp, (ret > 256 ? 256 : ret), |
| -1); |
| } else { |
| pr2ws(":\n"); |
| hex2stderr((const uint8_t *)resp, ret, 0); |
| } |
| } |
| ret = 0; |
| } |
| destruct_scsi_pt_obj(ptvp); |
| return ret; |
| } |
| |
| /* Invokes a SCSI READ MEDIA SERIAL NUMBER command. Return of 0 -> success, |
| * various SG_LIB_CAT_* positive values or -1 -> other errors */ |
| int |
| sg_ll_read_media_serial_num(int sg_fd, void * resp, int mx_resp_len, |
| bool noisy, int vb) |
| { |
| static const char * const cdb_s = "Read media serial number"; |
| int res, ret, s_cat; |
| uint8_t rmsn_cdb[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}; |
| uint8_t sense_b[SENSE_BUFF_LEN]; |
| struct sg_pt_base * ptvp; |
| |
| sg_put_unaligned_be32((uint32_t)mx_resp_len, rmsn_cdb + 6); |
| if (vb) { |
| char b[128]; |
| |
| pr2ws(" %s cdb: %s\n", cdb_s, |
| sg_get_command_str(rmsn_cdb, SERVICE_ACTION_IN_12_CMDLEN, |
| false, sizeof(b), b)); |
| } |
| |
| if (NULL == ((ptvp = create_pt_obj(cdb_s)))) |
| return sg_convert_errno(ENOMEM); |
| set_scsi_pt_cdb(ptvp, rmsn_cdb, sizeof(rmsn_cdb)); |
| set_scsi_pt_sense(ptvp, sense_b, sizeof(sense_b)); |
| set_scsi_pt_data_in(ptvp, (uint8_t *)resp, mx_resp_len); |
| res = do_scsi_pt(ptvp, sg_fd, DEF_PT_TIMEOUT, vb); |
| ret = sg_cmds_process_resp(ptvp, cdb_s, res, noisy, vb, &s_cat); |
| if (-1 == ret) |
| ret = sg_convert_errno(get_scsi_pt_os_err(ptvp)); |
| else if (-2 == ret) { |
| switch (s_cat) { |
| case SG_LIB_CAT_RECOVERED: |
| case SG_LIB_CAT_NO_SENSE: |
| ret = 0; |
| break; |
| default: |
| ret = s_cat; |
| break; |
| } |
| } else { |
| if ((vb > 2) && (ret > 0)) { |
| pr2ws(" %s: response", cdb_s); |
| if (3 == vb) { |
| pr2ws("%s:\n", (ret > 256 ? ", first 256 bytes" : "")); |
| hex2stderr((const uint8_t *)resp, (ret > 256 ? 256 : ret), |
| -1); |
| } else { |
| pr2ws(":\n"); |
| hex2stderr((const uint8_t *)resp, ret, 0); |
| } |
| } |
| 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, |
| * various SG_LIB_CAT_* positive values or -1 -> other errors */ |
| int |
| sg_ll_report_id_info(int sg_fd, int itype, void * resp, int max_resp_len, |
| bool noisy, int vb) |
| { |
| static const char * const cdb_s = "Report identifying information"; |
| int res, ret, s_cat; |
| uint8_t rii_cdb[MAINTENANCE_IN_CMDLEN] = {MAINTENANCE_IN_CMD, |
| REPORT_IDENTIFYING_INFORMATION_SA, |
| 0, 0, 0, 0, 0, 0, 0, 0, 0, 0}; |
| uint8_t sense_b[SENSE_BUFF_LEN]; |
| struct sg_pt_base * ptvp; |
| |
| sg_put_unaligned_be32((uint32_t)max_resp_len, rii_cdb + 6); |
| rii_cdb[10] |= (itype << 1) & 0xfe; |
| |
| if (vb) { |
| char b[128]; |
| |
| pr2ws(" %s cdb: %s\n", cdb_s, |
| sg_get_command_str(rii_cdb, MAINTENANCE_IN_CMDLEN, |
| false, sizeof(b), b)); |
| } |
| |
| if (NULL == ((ptvp = create_pt_obj(cdb_s)))) |
| return sg_convert_errno(ENOMEM); |
| set_scsi_pt_cdb(ptvp, rii_cdb, sizeof(rii_cdb)); |
| set_scsi_pt_sense(ptvp, sense_b, sizeof(sense_b)); |
| set_scsi_pt_data_in(ptvp, (uint8_t *)resp, max_resp_len); |
| res = do_scsi_pt(ptvp, sg_fd, DEF_PT_TIMEOUT, vb); |
| ret = sg_cmds_process_resp(ptvp, cdb_s, res, noisy, vb, &s_cat); |
| if (-1 == ret) |
| ret = sg_convert_errno(get_scsi_pt_os_err(ptvp)); |
| else if (-2 == ret) { |
| switch (s_cat) { |
| case SG_LIB_CAT_RECOVERED: |
| case SG_LIB_CAT_NO_SENSE: |
| ret = 0; |
| break; |
| default: |
| ret = s_cat; |
| break; |
| } |
| } else { |
| if ((vb > 2) && (ret > 0)) { |
| pr2ws(" %s: response", cdb_s); |
| if (3 == vb) { |
| pr2ws("%s:\n", (ret > 256 ? ", first 256 bytes" : "")); |
| hex2stderr((const uint8_t *)resp, (ret > 256 ? 256 : ret), |
| -1); |
| } else { |
| pr2ws(":\n"); |
| hex2stderr((const uint8_t *)resp, ret, 0); |
| } |
| } |
| 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, |
| * various SG_LIB_CAT_* positive values or -1 -> other errors */ |
| int |
| sg_ll_set_id_info(int sg_fd, int itype, void * paramp, int param_len, |
| bool noisy, int vb) |
| { |
| static const char * const cdb_s = "Set identifying information"; |
| int res, ret, s_cat; |
| uint8_t sii_cdb[MAINTENANCE_OUT_CMDLEN] = {MAINTENANCE_OUT_CMD, |
| SET_IDENTIFYING_INFORMATION_SA, |
| 0, 0, 0, 0, 0, 0, 0, 0, 0, 0}; |
| uint8_t sense_b[SENSE_BUFF_LEN]; |
| struct sg_pt_base * ptvp; |
| |
| sg_put_unaligned_be32((uint32_t)param_len, sii_cdb + 6); |
| sii_cdb[10] |= (itype << 1) & 0xfe; |
| if (vb) { |
| char b[128]; |
| |
| pr2ws(" %s cdb: %s\n", cdb_s, |
| sg_get_command_str(sii_cdb, MAINTENANCE_OUT_CMDLEN, |
| false, sizeof(b), b)); |
| if ((vb > 1) && paramp && param_len) { |
| pr2ws(" %s parameter list:\n", cdb_s); |
| hex2stderr((const uint8_t *)paramp, param_len, -1); |
| } |
| } |
| |
| if (NULL == ((ptvp = create_pt_obj(cdb_s)))) |
| return sg_convert_errno(ENOMEM); |
| set_scsi_pt_cdb(ptvp, sii_cdb, sizeof(sii_cdb)); |
| set_scsi_pt_sense(ptvp, sense_b, sizeof(sense_b)); |
| set_scsi_pt_data_out(ptvp, (uint8_t *)paramp, param_len); |
| res = do_scsi_pt(ptvp, sg_fd, DEF_PT_TIMEOUT, vb); |
| ret = sg_cmds_process_resp(ptvp, cdb_s, res, noisy, vb, &s_cat); |
| if (-1 == ret) |
| ret = sg_convert_errno(get_scsi_pt_os_err(ptvp)); |
| else if (-2 == ret) { |
| switch (s_cat) { |
| case SG_LIB_CAT_RECOVERED: |
| case SG_LIB_CAT_NO_SENSE: |
| ret = 0; |
| break; |
| default: |
| ret = s_cat; |
| break; |
| } |
| } else |
| ret = 0; |
| |
| destruct_scsi_pt_obj(ptvp); |
| return ret; |
| } |
| |
| /* Invokes a FORMAT UNIT (SBC-3) command. Return of 0 -> success, |
| * various SG_LIB_CAT_* positive values or -1 -> other errors */ |
| int |
| sg_ll_format_unit(int sg_fd, int fmtpinfo, bool longlist, bool fmtdata, |
| bool cmplst, int dlist_format, int timeout_secs, |
| void * paramp, int param_len, bool noisy, int vb) |
| { |
| return sg_ll_format_unit_v2(sg_fd, fmtpinfo, longlist, fmtdata, cmplst, |
| dlist_format, 0, timeout_secs, paramp, |
| param_len, noisy, vb); |
| } |
| |
| /* Invokes a FORMAT UNIT (SBC-3) command. Return of 0 -> success, |
| * various SG_LIB_CAT_* positive values or -1 -> other errors */ |
| int |
| sg_ll_format_unit2(int sg_fd, int fmtpinfo, bool longlist, bool fmtdata, |
| bool cmplst, int dlist_format, int ffmt, int timeout_secs, |
| void * paramp, int param_len, bool noisy, int vb) |
| { |
| return sg_ll_format_unit_v2(sg_fd, fmtpinfo, longlist, fmtdata, cmplst, |
| dlist_format, ffmt, timeout_secs, paramp, |
| param_len, noisy, vb); |
| } |
| |
| /* Invokes a FORMAT UNIT (SBC-4) command. Return of 0 -> success, |
| * various SG_LIB_CAT_* positive values or -1 -> other errors. |
| * FFMT field added in sbc4r10 [20160121] */ |
| int |
| sg_ll_format_unit_v2(int sg_fd, int fmtpinfo, bool longlist, bool fmtdata, |
| bool cmplst, int dlist_format, int ffmt, |
| int timeout_secs, void * paramp, int param_len, |
| bool noisy, int vb) |
| { |
| static const char * const cdb_s = "Format unit"; |
| int res, ret, s_cat, tmout; |
| uint8_t fu_cdb[FORMAT_UNIT_CMDLEN] = |
| {FORMAT_UNIT_CMD, 0, 0, 0, 0, 0}; |
| uint8_t sense_b[SENSE_BUFF_LEN]; |
| struct sg_pt_base * ptvp; |
| |
| if (fmtpinfo) |
| fu_cdb[1] |= (fmtpinfo << 6); |
| if (longlist) |
| fu_cdb[1] |= 0x20; |
| if (fmtdata) |
| fu_cdb[1] |= 0x10; |
| if (cmplst) |
| fu_cdb[1] |= 0x8; |
| if (dlist_format) |
| fu_cdb[1] |= (dlist_format & 0x7); |
| if (ffmt) |
| fu_cdb[4] |= (ffmt & 0x3); |
| tmout = (timeout_secs > 0) ? timeout_secs : DEF_PT_TIMEOUT; |
| if (vb) { |
| char b[128]; |
| |
| pr2ws(" %s cdb: %s\n", cdb_s, |
| sg_get_command_str(fu_cdb, 6, false, sizeof(b), b)); |
| if (vb > 1) { |
| if (param_len > 0) { |
| pr2ws(" %s parameter list:\n", cdb_s); |
| hex2stderr((const uint8_t *)paramp, param_len, -1); |
| } |
| pr2ws(" %s timeout: %d seconds\n", cdb_s, tmout); |
| } |
| } |
| |
| if (NULL == ((ptvp = create_pt_obj(cdb_s)))) |
| return sg_convert_errno(ENOMEM); |
| set_scsi_pt_cdb(ptvp, fu_cdb, sizeof(fu_cdb)); |
| set_scsi_pt_sense(ptvp, sense_b, sizeof(sense_b)); |
| set_scsi_pt_data_out(ptvp, (uint8_t *)paramp, param_len); |
| res = do_scsi_pt(ptvp, sg_fd, tmout, vb); |
| ret = sg_cmds_process_resp(ptvp, cdb_s, res, noisy, vb, &s_cat); |
| if (-1 == ret) |
| ret = sg_convert_errno(get_scsi_pt_os_err(ptvp)); |
| else if (-2 == ret) { |
| switch (s_cat) { |
| case SG_LIB_CAT_RECOVERED: |
| case SG_LIB_CAT_NO_SENSE: |
| ret = 0; |
| break; |
| default: |
| ret = s_cat; |
| break; |
| } |
| } else |
| ret = 0; |
| |
| destruct_scsi_pt_obj(ptvp); |
| return ret; |
| } |
| |
| /* Invokes a SCSI REASSIGN BLOCKS command. Return of 0 -> success, |
| * various SG_LIB_CAT_* positive values or -1 -> other errors */ |
| int |
| sg_ll_reassign_blocks(int sg_fd, bool longlba, bool longlist, void * paramp, |
| int param_len, bool noisy, int vb) |
| { |
| static const char * const cdb_s = "Reassign blocks"; |
| int res, ret, s_cat; |
| uint8_t reass_cdb[REASSIGN_BLKS_CMDLEN] = |
| {REASSIGN_BLKS_CMD, 0, 0, 0, 0, 0}; |
| uint8_t sense_b[SENSE_BUFF_LEN]; |
| struct sg_pt_base * ptvp; |
| |
| if (longlba) |
| reass_cdb[1] = 0x2; |
| if (longlist) |
| reass_cdb[1] |= 0x1; |
| if (vb) { |
| char b[128]; |
| |
| pr2ws(" %s cdb: %s\n", cdb_s, |
| sg_get_command_str(reass_cdb, REASSIGN_BLKS_CMDLEN, false, |
| sizeof(b), b)); |
| } |
| if (vb > 1) { |
| pr2ws(" %s parameter list\n", cdb_s); |
| hex2stderr((const uint8_t *)paramp, param_len, -1); |
| } |
| |
| if (NULL == ((ptvp = create_pt_obj(cdb_s)))) |
| return sg_convert_errno(ENOMEM); |
| set_scsi_pt_cdb(ptvp, reass_cdb, sizeof(reass_cdb)); |
| set_scsi_pt_sense(ptvp, sense_b, sizeof(sense_b)); |
| set_scsi_pt_data_out(ptvp, (uint8_t *)paramp, param_len); |
| res = do_scsi_pt(ptvp, sg_fd, DEF_PT_TIMEOUT, vb); |
| ret = sg_cmds_process_resp(ptvp, cdb_s, res, noisy, vb, &s_cat); |
| if (-1 == ret) |
| ret = sg_convert_errno(get_scsi_pt_os_err(ptvp)); |
| else if (-2 == ret) { |
| switch (s_cat) { |
| case SG_LIB_CAT_RECOVERED: |
| case SG_LIB_CAT_NO_SENSE: |
| ret = 0; |
| break; |
| default: |
| ret = s_cat; |
| break; |
| } |
| } else |
| ret = 0; |
| |
| destruct_scsi_pt_obj(ptvp); |
| return ret; |
| } |
| |
| /* Invokes a SCSI PERSISTENT RESERVE IN command (SPC). Returns 0 |
| * when successful, various SG_LIB_CAT_* positive values or |
| * -1 -> other errors */ |
| int |
| sg_ll_persistent_reserve_in(int sg_fd, int rq_servact, void * resp, |
| int mx_resp_len, bool noisy, int vb) |
| { |
| static const char * const cdb_s = "Persistent reservation in"; |
| int res, ret, s_cat; |
| uint8_t prin_cdb[PERSISTENT_RESERVE_IN_CMDLEN] = |
| {PERSISTENT_RESERVE_IN_CMD, 0, 0, 0, 0, 0, 0, 0, 0, 0}; |
| uint8_t sense_b[SENSE_BUFF_LEN]; |
| struct sg_pt_base * ptvp; |
| |
| if (rq_servact > 0) |
| prin_cdb[1] = (uint8_t)(rq_servact & 0x1f); |
| sg_put_unaligned_be16((uint16_t)mx_resp_len, prin_cdb + 7); |
| |
| if (vb) { |
| char b[128]; |
| |
| pr2ws(" %s cdb: %s\n", cdb_s, |
| sg_get_command_str(prin_cdb, PERSISTENT_RESERVE_IN_CMDLEN, |
| false, sizeof(b), b)); |
| } |
| |
| if (NULL == ((ptvp = create_pt_obj(cdb_s)))) |
| return sg_convert_errno(ENOMEM); |
| set_scsi_pt_cdb(ptvp, prin_cdb, sizeof(prin_cdb)); |
| set_scsi_pt_sense(ptvp, sense_b, sizeof(sense_b)); |
| set_scsi_pt_data_in(ptvp, (uint8_t *)resp, mx_resp_len); |
| res = do_scsi_pt(ptvp, sg_fd, DEF_PT_TIMEOUT, vb); |
| ret = sg_cmds_process_resp(ptvp, cdb_s, res, noisy, vb, &s_cat); |
| if (-1 == ret) |
| ret = sg_convert_errno(get_scsi_pt_os_err(ptvp)); |
| else if (-2 == ret) { |
| switch (s_cat) { |
| case SG_LIB_CAT_RECOVERED: |
| case SG_LIB_CAT_NO_SENSE: |
| ret = 0; |
| break; |
| default: |
| ret = s_cat; |
| break; |
| } |
| } else { |
| if ((vb > 2) && (ret > 0)) { |
| pr2ws(" %s: response", cdb_s); |
| if (3 == vb) { |
| pr2ws("%s:\n", (ret > 256 ? ", first 256 bytes" : "")); |
| hex2stderr((const uint8_t *)resp, (ret > 256 ? 256 : ret), |
| -1); |
| } else { |
| pr2ws(":\n"); |
| hex2stderr((const uint8_t *)resp, ret, 0); |
| } |
| } |
| ret = 0; |
| } |
| destruct_scsi_pt_obj(ptvp); |
| return ret; |
| } |
| |
| /* Invokes a SCSI PERSISTENT RESERVE OUT command (SPC). Returns 0 |
| * when successful, various SG_LIB_CAT_* positive values or |
| * -1 -> other errors */ |
| int |
| sg_ll_persistent_reserve_out(int sg_fd, int rq_servact, int rq_scope, |
| unsigned int rq_type, void * paramp, |
| int param_len, bool noisy, int vb) |
| { |
| static const char * const cdb_s = "Persistent reservation out"; |
| int res, ret, s_cat; |
| uint8_t prout_cdb[PERSISTENT_RESERVE_OUT_CMDLEN] = |
| {PERSISTENT_RESERVE_OUT_CMD, 0, 0, 0, 0, 0, 0, 0, 0, 0}; |
| uint8_t sense_b[SENSE_BUFF_LEN]; |
| struct sg_pt_base * ptvp; |
| |
| if (rq_servact > 0) |
| prout_cdb[1] = (uint8_t)(rq_servact & 0x1f); |
| prout_cdb[2] = (((rq_scope & 0xf) << 4) | (rq_type & 0xf)); |
| sg_put_unaligned_be16((uint16_t)param_len, prout_cdb + 7); |
| |
| if (vb) { |
| char b[128]; |
| |
| pr2ws(" %s cdb: %s\n", cdb_s, |
| sg_get_command_str(prout_cdb, PERSISTENT_RESERVE_OUT_CMDLEN, |
| false, sizeof(b), b)); |
| if (vb > 1) { |
| pr2ws(" %s parameters:\n", cdb_s); |
| hex2stderr((const uint8_t *)paramp, param_len, 0); |
| } |
| } |
| |
| if (NULL == ((ptvp = create_pt_obj(cdb_s)))) |
| return sg_convert_errno(ENOMEM); |
| set_scsi_pt_cdb(ptvp, prout_cdb, sizeof(prout_cdb)); |
| set_scsi_pt_sense(ptvp, sense_b, sizeof(sense_b)); |
| set_scsi_pt_data_out(ptvp, (uint8_t *)paramp, param_len); |
| res = do_scsi_pt(ptvp, sg_fd, DEF_PT_TIMEOUT, vb); |
| ret = sg_cmds_process_resp(ptvp, cdb_s, res, noisy, vb, &s_cat); |
| if (-1 == ret) |
| ret = sg_convert_errno(get_scsi_pt_os_err(ptvp)); |
| else if (-2 == ret) { |
| switch (s_cat) { |
| case SG_LIB_CAT_RECOVERED: |
| case SG_LIB_CAT_NO_SENSE: |
| ret = 0; |
| break; |
| default: |
| ret = s_cat; |
| break; |
| } |
| } else |
| ret = 0; |
| |
| destruct_scsi_pt_obj(ptvp); |
| return ret; |
| } |
| |
| static bool |
| has_blk_ili(uint8_t * sensep, int sb_len) |
| { |
| int resp_code; |
| const uint8_t * cup; |
| |
| if (sb_len < 8) |
| return false; |
| 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); |
| } else /* fixed */ |
| return (sensep[2] & 0x20); |
| return false; |
| } |
| |
| /* Invokes a SCSI READ LONG (10) command (SBC). Note that 'xfer_len' |
| * is in bytes. Returns 0 -> success, |
| * various SG_LIB_CAT_* positive values or -1 -> other errors */ |
| int |
| sg_ll_read_long10(int sg_fd, bool pblock, bool correct, unsigned int lba, |
| void * resp, int xfer_len, int * offsetp, bool noisy, |
| int vb) |
| { |
| static const char * const cdb_s = "read long(10)"; |
| int res, s_cat, ret; |
| uint8_t readLong_cdb[READ_LONG10_CMDLEN]; |
| uint8_t sense_b[SENSE_BUFF_LEN]; |
| struct sg_pt_base * ptvp; |
| |
| memset(readLong_cdb, 0, READ_LONG10_CMDLEN); |
| readLong_cdb[0] = READ_LONG10_CMD; |
| if (pblock) |
| readLong_cdb[1] |= 0x4; |
| if (correct) |
| readLong_cdb[1] |= 0x2; |
| |
| sg_put_unaligned_be32((uint32_t)lba, readLong_cdb + 2); |
| sg_put_unaligned_be16((uint16_t)xfer_len, readLong_cdb + 7); |
| if (vb) { |
| char b[128]; |
| |
| pr2ws(" %s cdb: %s\n", cdb_s, |
| sg_get_command_str(readLong_cdb, READ_LONG10_CMDLEN, |
| false, sizeof(b), b)); |
| } |
| |
| if (NULL == ((ptvp = create_pt_obj(cdb_s)))) |
| return sg_convert_errno(ENOMEM); |
| set_scsi_pt_cdb(ptvp, readLong_cdb, sizeof(readLong_cdb)); |
| set_scsi_pt_sense(ptvp, sense_b, sizeof(sense_b)); |
| set_scsi_pt_data_in(ptvp, (uint8_t *)resp, xfer_len); |
| res = do_scsi_pt(ptvp, sg_fd, DEF_PT_TIMEOUT, vb); |
| ret = sg_cmds_process_resp(ptvp, cdb_s, res, noisy, vb, &s_cat); |
| if (-1 == ret) |
| ret = sg_convert_errno(get_scsi_pt_os_err(ptvp)); |
| else if (-2 == ret) { |
| switch (s_cat) { |
| case SG_LIB_CAT_RECOVERED: |
| case SG_LIB_CAT_NO_SENSE: |
| ret = 0; |
| break; |
| case SG_LIB_CAT_ILLEGAL_REQ: |
| { |
| bool valid, ili; |
| int slen; |
| uint64_t 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)(int64_t)ull; |
| ret = SG_LIB_CAT_ILLEGAL_REQ_WITH_INFO; |
| } else { |
| if (vb > 1) |
| pr2ws(" info field: 0x%" PRIx64 ", valid: %d, " |
| "ili: %d\n", ull, valid, ili); |
| ret = SG_LIB_CAT_ILLEGAL_REQ; |
| } |
| } |
| break; |
| default: |
| ret = s_cat; |
| break; |
| } |
| } else { |
| if ((vb > 2) && (ret > 0)) { |
| pr2ws(" %s: response", cdb_s); |
| if (3 == vb) { |
| pr2ws("%s:\n", (ret > 256 ? ", first 256 bytes" : "")); |
| hex2stderr((const uint8_t *)resp, (ret > 256 ? 256 : ret), |
| -1); |
| } else { |
| pr2ws(":\n"); |
| hex2stderr((const uint8_t *)resp, ret, 0); |
| } |
| } |
| 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, |
| * various SG_LIB_CAT_* positive values or -1 -> other errors */ |
| int |
| sg_ll_read_long16(int sg_fd, bool pblock, bool correct, uint64_t llba, |
| void * resp, int xfer_len, int * offsetp, bool noisy, |
| int vb) |
| { |
| static const char * const cdb_s = "read long(16)"; |
| int res, s_cat, ret; |
| uint8_t readLong_cdb[SERVICE_ACTION_IN_16_CMDLEN]; |
| uint8_t sense_b[SENSE_BUFF_LEN]; |
| struct sg_pt_base * ptvp; |
| |
| memset(readLong_cdb, 0, sizeof(readLong_cdb)); |
| readLong_cdb[0] = SERVICE_ACTION_IN_16_CMD; |
| readLong_cdb[1] = READ_LONG_16_SA; |
| if (pblock) |
| readLong_cdb[14] |= 0x2; |
| if (correct) |
| readLong_cdb[14] |= 0x1; |
| |
| sg_put_unaligned_be64(llba, readLong_cdb + 2); |
| sg_put_unaligned_be16((uint16_t)xfer_len, readLong_cdb + 12); |
| if (vb) { |
| char b[128]; |
| |
| pr2ws(" %s cdb: %s\n", cdb_s, |
| sg_get_command_str(readLong_cdb, SERVICE_ACTION_IN_16_CMDLEN, |
| false, sizeof(b), b)); |
| } |
| |
| if (NULL == ((ptvp = create_pt_obj(cdb_s)))) |
| return sg_convert_errno(ENOMEM); |
| set_scsi_pt_cdb(ptvp, readLong_cdb, sizeof(readLong_cdb)); |
| set_scsi_pt_sense(ptvp, sense_b, sizeof(sense_b)); |
| set_scsi_pt_data_in(ptvp, (uint8_t *)resp, xfer_len); |
| res = do_scsi_pt(ptvp, sg_fd, DEF_PT_TIMEOUT, vb); |
| ret = sg_cmds_process_resp(ptvp, cdb_s, res, noisy, vb, &s_cat); |
| if (-1 == ret) |
| ret = sg_convert_errno(get_scsi_pt_os_err(ptvp)); |
| else if (-2 == ret) { |
| switch (s_cat) { |
| case SG_LIB_CAT_RECOVERED: |
| case SG_LIB_CAT_NO_SENSE: |
| ret = 0; |
| break; |
| case SG_LIB_CAT_ILLEGAL_REQ: |
| { |
| bool valid, ili; |
| int slen; |
| uint64_t 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)(int64_t)ull; |
| ret = SG_LIB_CAT_ILLEGAL_REQ_WITH_INFO; |
| } else { |
| if (vb > 1) |
| pr2ws(" info field: 0x%" PRIx64 ", valid: %d, " |
| "ili: %d\n", ull, (int)valid, (int)ili); |
| ret = SG_LIB_CAT_ILLEGAL_REQ; |
| } |
| } |
| break; |
| default: |
| ret = s_cat; |
| break; |
| } |
| } else { |
| if ((vb > 2) && (ret > 0)) { |
| pr2ws(" %s: response", cdb_s); |
| if (3 == vb) { |
| pr2ws("%s:\n", (ret > 256 ? ", first 256 bytes" : "")); |
| hex2stderr((const uint8_t *)resp, (ret > 256 ? 256 : ret), |
| -1); |
| } else { |
| pr2ws(":\n"); |
| hex2stderr((const uint8_t *)resp, ret, 0); |
| } |
| } |
| 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, |
| * various SG_LIB_CAT_* positive values or -1 -> other errors */ |
| int |
| sg_ll_write_long10(int sg_fd, bool cor_dis, bool wr_uncor, bool pblock, |
| unsigned int lba, void * data_out, int xfer_len, |
| int * offsetp, bool noisy, int vb) |
| { |
| static const char * const cdb_s = "write long(10)"; |
| int res, s_cat, ret; |
| uint8_t writeLong_cdb[WRITE_LONG10_CMDLEN]; |
| uint8_t sense_b[SENSE_BUFF_LEN]; |
| struct sg_pt_base * ptvp; |
| |
| memset(writeLong_cdb, 0, WRITE_LONG10_CMDLEN); |
| writeLong_cdb[0] = WRITE_LONG10_CMD; |
| if (cor_dis) |
| writeLong_cdb[1] |= 0x80; |
| if (wr_uncor) |
| writeLong_cdb[1] |= 0x40; |
| if (pblock) |
| writeLong_cdb[1] |= 0x20; |
| |
| sg_put_unaligned_be32((uint32_t)lba, writeLong_cdb + 2); |
| sg_put_unaligned_be16((uint16_t)xfer_len, writeLong_cdb + 7); |
| if (vb) { |
| char b[128]; |
| |
| pr2ws(" %s cdb: %s\n", cdb_s, |
| sg_get_command_str(writeLong_cdb, (int)sizeof(writeLong_cdb), |
| false, sizeof(b), b)); |
| } |
| |
| if (NULL == ((ptvp = create_pt_obj(cdb_s)))) |
| return sg_convert_errno(ENOMEM); |
| set_scsi_pt_cdb(ptvp, writeLong_cdb, sizeof(writeLong_cdb)); |
| set_scsi_pt_sense(ptvp, sense_b, sizeof(sense_b)); |
| set_scsi_pt_data_out(ptvp, (uint8_t *)data_out, xfer_len); |
| res = do_scsi_pt(ptvp, sg_fd, DEF_PT_TIMEOUT, vb); |
| ret = sg_cmds_process_resp(ptvp, cdb_s, res, noisy, vb, &s_cat); |
| if (-1 == ret) |
| ret = sg_convert_errno(get_scsi_pt_os_err(ptvp)); |
| else if (-2 == ret) { |
| switch (s_cat) { |
| case SG_LIB_CAT_RECOVERED: |
| case SG_LIB_CAT_NO_SENSE: |
| ret = 0; |
| break; |
| case SG_LIB_CAT_ILLEGAL_REQ: |
| { |
| int valid, slen, ili; |
| uint64_t 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)(int64_t)ull; |
| ret = SG_LIB_CAT_ILLEGAL_REQ_WITH_INFO; |
| } else { |
| if (vb > 1) |
| pr2ws(" info field: 0x%" PRIx64 ", valid: %d, " |
| "ili: %d\n", ull, (int)valid, (int)ili); |
| ret = SG_LIB_CAT_ILLEGAL_REQ; |
| } |
| } |
| break; |
| default: |
| ret = s_cat; |
| 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, |
| * various SG_LIB_CAT_* positive values or -1 -> other errors */ |
| int |
| sg_ll_write_long16(int sg_fd, bool cor_dis, bool wr_uncor, bool pblock, |
| uint64_t llba, void * data_out, int xfer_len, |
| int * offsetp, bool noisy, int vb) |
| { |
| static const char * const cdb_s = "write long(16)"; |
| int res, s_cat, ret; |
| uint8_t writeLong_cdb[SERVICE_ACTION_OUT_16_CMDLEN]; |
| uint8_t sense_b[SENSE_BUFF_LEN]; |
| struct sg_pt_base * ptvp; |
| |
| memset(writeLong_cdb, 0, sizeof(writeLong_cdb)); |
| writeLong_cdb[0] = SERVICE_ACTION_OUT_16_CMD; |
| writeLong_cdb[1] = WRITE_LONG_16_SA; |
| if (cor_dis) |
| writeLong_cdb[1] |= 0x80; |
| if (wr_uncor) |
| writeLong_cdb[1] |= 0x40; |
| if (pblock) |
| writeLong_cdb[1] |= 0x20; |
| |
| sg_put_unaligned_be64(llba, writeLong_cdb + 2); |
| sg_put_unaligned_be16((uint16_t)xfer_len, writeLong_cdb + 12); |
| if (vb) { |
| char b[128]; |
| |
| pr2ws(" %s cdb: %s\n", cdb_s, |
| sg_get_command_str(writeLong_cdb, SERVICE_ACTION_OUT_16_CMDLEN, |
| false, sizeof(b), b)); |
| } |
| |
| if (NULL == ((ptvp = create_pt_obj(cdb_s)))) |
| return sg_convert_errno(ENOMEM); |
| set_scsi_pt_cdb(ptvp, writeLong_cdb, sizeof(writeLong_cdb)); |
| set_scsi_pt_sense(ptvp, sense_b, sizeof(sense_b)); |
| set_scsi_pt_data_out(ptvp, (uint8_t *)data_out, xfer_len); |
| res = do_scsi_pt(ptvp, sg_fd, DEF_PT_TIMEOUT, vb); |
| ret = sg_cmds_process_resp(ptvp, cdb_s, res, noisy, vb, &s_cat); |
| if (-1 == ret) |
| ret = sg_convert_errno(get_scsi_pt_os_err(ptvp)); |
| else if (-2 == ret) { |
| switch (s_cat) { |
| case SG_LIB_CAT_RECOVERED: |
| case SG_LIB_CAT_NO_SENSE: |
| ret = 0; |
| break; |
| case SG_LIB_CAT_ILLEGAL_REQ: |
| { |
| bool valid, ili; |
| int slen; |
| uint64_t 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)(int64_t)ull; |
| ret = SG_LIB_CAT_ILLEGAL_REQ_WITH_INFO; |
| } else { |
| if (vb > 1) |
| pr2ws(" info field: 0x%" PRIx64 ", valid: %d, " |
| "ili: %d\n", ull, (int)valid, (int)ili); |
| ret = SG_LIB_CAT_ILLEGAL_REQ; |
| } |
| } |
| break; |
| default: |
| ret = s_cat; |
| 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, * various SG_LIB_CAT_* positive values or |
| * -1 -> other errors */ |
| int |
| sg_ll_verify10(int sg_fd, int vrprotect, bool dpo, int bytchk, |
| unsigned int lba, int veri_len, void * data_out, |
| int data_out_len, unsigned int * infop, bool noisy, |
| int vb) |
| { |
| static const char * const cdb_s = "verify(10)"; |
| int k, res, ret, s_cat, slen; |
| uint8_t v_cdb[VERIFY10_CMDLEN] = |
| {VERIFY10_CMD, 0, 0, 0, 0, 0, 0, 0, 0, 0}; |
| uint8_t sense_b[SENSE_BUFF_LEN]; |
| struct sg_pt_base * ptvp; |
| |
| /* N.B. BYTCHK field expanded to 2 bits sbc3r34 */ |
| v_cdb[1] = (((vrprotect & 0x7) << 5) | ((bytchk & 0x3) << 1)) ; |
| if (dpo) |
| v_cdb[1] |= 0x10; |
| sg_put_unaligned_be32((uint32_t)lba, v_cdb + 2); |
| sg_put_unaligned_be16((uint16_t)veri_len, v_cdb + 7); |
| if (vb > 1) { |
| char b[128]; |
| |
| pr2ws(" %s cdb: %s\n", cdb_s, |
| sg_get_command_str(v_cdb, VERIFY10_CMDLEN, |
| false, sizeof(b), b)); |
| if ((vb > 3) && bytchk && data_out && (data_out_len > 0)) { |
| k = data_out_len > 4104 ? 4104 : data_out_len; |
| pr2ws(" data_out buffer%s\n", |
| (data_out_len > 4104 ? ", first 4104 bytes" : "")); |
| hex2stderr((const uint8_t *)data_out, k, vb < 5); |
| } |
| } |
| if (NULL == ((ptvp = create_pt_obj(cdb_s)))) |
| return sg_convert_errno(ENOMEM); |
| set_scsi_pt_cdb(ptvp, v_cdb, sizeof(v_cdb)); |
| set_scsi_pt_sense(ptvp, sense_b, sizeof(sense_b)); |
| if (data_out_len > 0) |
| set_scsi_pt_data_out(ptvp, (uint8_t *)data_out, data_out_len); |
| res = do_scsi_pt(ptvp, sg_fd, DEF_PT_TIMEOUT, vb); |
| ret = sg_cmds_process_resp(ptvp, cdb_s, res, noisy, vb, &s_cat); |
| if (-1 == ret) |
| ret = sg_convert_errno(get_scsi_pt_os_err(ptvp)); |
| else if (-2 == ret) { |
| switch (s_cat) { |
| case SG_LIB_CAT_RECOVERED: |
| case SG_LIB_CAT_NO_SENSE: |
| ret = 0; |
| break; |
| case SG_LIB_CAT_MEDIUM_HARD: |
| { |
| bool valid; |
| uint64_t 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 int)ull; |
| ret = SG_LIB_CAT_MEDIUM_HARD_WITH_INFO; |
| } else |
| ret = SG_LIB_CAT_MEDIUM_HARD; |
| } |
| break; |
| default: |
| ret = s_cat; |
| break; |
| } |
| } else |
| ret = 0; |
| |
| destruct_scsi_pt_obj(ptvp); |
| return ret; |
| } |
| |
| /* Invokes a SCSI VERIFY (16) command (SBC and MMC). |
| * Note that 'veri_len' is in blocks while 'data_out_len' is in bytes. |
| * Returns of 0 -> success, |
| * various SG_LIB_CAT_* positive values or -1 -> other errors */ |
| int |
| sg_ll_verify16(int sg_fd, int vrprotect, bool dpo, int bytchk, uint64_t llba, |
| int veri_len, int group_num, void * data_out, |
| int data_out_len, uint64_t * infop, bool noisy, int vb) |
| { |
| static const char * const cdb_s = "verify(16)"; |
| int k, res, ret, s_cat, slen; |
| uint8_t v_cdb[VERIFY16_CMDLEN] = |
| {VERIFY16_CMD, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0}; |
| uint8_t sense_b[SENSE_BUFF_LEN]; |
| struct sg_pt_base * ptvp; |
| |
| /* N.B. BYTCHK field expanded to 2 bits sbc3r34 */ |
| v_cdb[1] = (((vrprotect & 0x7) << 5) | ((bytchk & 0x3) << 1)) ; |
| if (dpo) |
| v_cdb[1] |= 0x10; |
| sg_put_unaligned_be64(llba, v_cdb + 2); |
| sg_put_unaligned_be32((uint32_t)veri_len, v_cdb + 10); |
| v_cdb[14] = group_num & 0x1f; |
| if (vb > 1) { |
| char b[128]; |
| |
| pr2ws(" %s cdb: %s\n", cdb_s, |
| sg_get_command_str(v_cdb, VERIFY16_CMDLEN, |
| false, sizeof(b), b)); |
| if ((vb > 3) && bytchk && data_out && (data_out_len > 0)) { |
| k = data_out_len > 4104 ? 4104 : data_out_len; |
| pr2ws(" data_out buffer%s\n", |
| (data_out_len > 4104 ? ", first 4104 bytes" : "")); |
| hex2stderr((const uint8_t *)data_out, k, vb < 5); |
| } |
| } |
| if (NULL == ((ptvp = create_pt_obj(cdb_s)))) |
| return sg_convert_errno(ENOMEM); |
| set_scsi_pt_cdb(ptvp, v_cdb, sizeof(v_cdb)); |
| set_scsi_pt_sense(ptvp, sense_b, sizeof(sense_b)); |
| if (data_out_len > 0) |
| set_scsi_pt_data_out(ptvp, (uint8_t *)data_out, data_out_len); |
| res = do_scsi_pt(ptvp, sg_fd, DEF_PT_TIMEOUT, vb); |
| ret = sg_cmds_process_resp(ptvp, cdb_s, res, noisy, vb, &s_cat); |
| if (-1 == ret) |
| ret = sg_convert_errno(get_scsi_pt_os_err(ptvp)); |
| else if (-2 == ret) { |
| switch (s_cat) { |
| case SG_LIB_CAT_RECOVERED: |
| case SG_LIB_CAT_NO_SENSE: |
| ret = 0; |
| break; |
| case SG_LIB_CAT_MEDIUM_HARD: |
| { |
| bool valid; |
| uint64_t ull = 0; |
| |
| slen = get_scsi_pt_sense_len(ptvp); |
| valid = sg_get_sense_info_fld(sense_b, slen, &ull); |
| if (valid) { |
| if (infop) |
| *infop = ull; |
| ret = SG_LIB_CAT_MEDIUM_HARD_WITH_INFO; |
| } else |
| ret = SG_LIB_CAT_MEDIUM_HARD; |
| } |
| break; |
| default: |
| ret = s_cat; |
| break; |
| } |
| } else |
| ret = 0; |
| |
| destruct_scsi_pt_obj(ptvp); |
| return ret; |
| } |
| |
| /* Invokes a ATA PASS-THROUGH (12, 16 or 32) SCSI command (SAT). This is |
| * selected by the cdb_len argument that can take values of 12, 16 or 32 |
| * only (else -1 is returned). The byte at offset 0 (and bytes 0 to 9 |
| * inclusive for ATA PT(32)) pointed to be cdbp are ignored and apart from |
| * the control byte, the rest is copied into an internal cdb which is then |
| * sent to the device. The control byte is byte 11 for ATA PT(12), byte 15 |
| * for ATA PT(16) and byte 1 for ATA PT(32). 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. Note in SAT-2 and later, fixed format sense |
| * data may be placed in *sensep in which case sensep[0]==0x70, prior to |
| * SAT-2 descriptor sense format was required (i.e. sensep[0]==0x72). |
| */ |
| int |
| sg_ll_ata_pt(int sg_fd, const uint8_t * cdbp, int cdb_len, |
| int timeout_secs, void * dinp, void * doutp, int dlen, |
| uint8_t * sensep, int max_sense_len, |
| uint8_t * ata_return_dp, int max_ata_return_len, |
| int * residp, int vb) |
| { |
| int k, res, slen, duration; |
| int ret = -1; |
| uint8_t apt_cdb[ATA_PT_32_CMDLEN]; |
| uint8_t sense_b[SENSE_BUFF_LEN]; |
| uint8_t * sp; |
| const uint8_t * bp; |
| struct sg_pt_base * ptvp; |
| const char * cnamep; |
| char b[256]; |
| |
| memset(apt_cdb, 0, sizeof(apt_cdb)); |
| b[0] = '\0'; |
| switch (cdb_len) { |
| case 12: |
| cnamep = "ATA pass-through(12)"; |
| apt_cdb[0] = ATA_PT_12_CMD; |
| memcpy(apt_cdb + 1, cdbp + 1, 10); |
| /* control byte at cdb[11] left at zero */ |
| break; |
| case 16: |
| cnamep = "ATA pass-through(16)"; |
| apt_cdb[0] = ATA_PT_16_CMD; |
| memcpy(apt_cdb + 1, cdbp + 1, 14); |
| /* control byte at cdb[15] left at zero */ |
| break; |
| case 32: |
| cnamep = "ATA pass-through(32)"; |
| apt_cdb[0] = SG_VARIABLE_LENGTH_CMD; |
| /* control byte at cdb[1] left at zero */ |
| apt_cdb[7] = 0x18; /* length starting at next byte */ |
| sg_put_unaligned_be16(ATA_PT_32_SA, apt_cdb + 8); |
| memcpy(apt_cdb + 10, cdbp + 10, 32 - 10); |
| break; |
| default: |
| pr2ws("cdb_len must be 12, 16 or 32\n"); |
| return -1; |
| } |
| if (NULL == cdbp) { |
| if (vb) |
| pr2ws("%s NULL cdb pointer\n", cnamep); |
| return -1; |
| } |
| if (sensep && (max_sense_len >= (int)sizeof(sense_b))) { |
| sp = sensep; |
| slen = max_sense_len; |
| } else { |
| sp = sense_b; |
| slen = sizeof(sense_b); |
| } |
| if (vb) { |
| if (cdb_len < 32) { |
| char d[128]; |
| |
| pr2ws(" %s cdb: %s\n", cnamep, |
| sg_get_command_str(apt_cdb, cdb_len, false, sizeof(d), d)); |
| } else { |
| pr2ws(" %s cdb:\n", cnamep); |
| hex2stderr(apt_cdb, cdb_len, -1); |
| } |
| } |
| if (NULL == ((ptvp = create_pt_obj(cnamep)))) |
| return -1; |
| set_scsi_pt_cdb(ptvp, apt_cdb, cdb_len); |
| set_scsi_pt_sense(ptvp, sp, slen); |
| if (dlen > 0) { |
| if (dinp) |
| set_scsi_pt_data_in(ptvp, (uint8_t *)dinp, dlen); |
| else if (doutp) |
| set_scsi_pt_data_out(ptvp, (uint8_t *)doutp, dlen); |
| } |
| res = do_scsi_pt(ptvp, sg_fd, |
| ((timeout_secs > 0) ? timeout_secs : DEF_PT_TIMEOUT), |
| vb); |
| if (SCSI_PT_DO_BAD_PARAMS == res) { |
| if (vb) |
| pr2ws("%s: bad parameters\n", cnamep); |
| goto out; |
| } else if (SCSI_PT_DO_TIMEOUT == res) { |
| if (vb) |
| pr2ws("%s: timeout\n", cnamep); |
| goto out; |
| } else if (res > 2) { |
| if (vb) |
| pr2ws("%s: do_scsi_pt: errno=%d\n", cnamep, -res); |
| } |
| |
| if ((vb > 2) && ((duration = get_scsi_pt_duration_ms(ptvp)) >= 0)) |
| pr2ws(" 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 */ |
| bp = sg_scsi_sense_desc_find(sp, slen, 0x9); |
| if (bp) { |
| k = bp[1] + 2; |
| k = (k > max_ata_return_len) ? max_ata_return_len : k; |
| memcpy(ata_return_dp, bp, 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 (vb) |
| pr2ws("%s: transport error: %s\n", cnamep, |
| get_scsi_pt_transport_err_str(ptvp, sizeof(b), b)); |
| break; |
| case SCSI_PT_RESULT_OS_ERR: |
| if (vb) |
| pr2ws("%s: os error: %s\n", cnamep, |
| get_scsi_pt_os_err_str(ptvp, sizeof(b) , b)); |
| break; |
| default: |
| if (vb) |
| pr2ws("%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(10) command (SPC). Return of 0 -> success |
| * various SG_LIB_CAT_* positive values or -1 -> other errors */ |
| int |
| sg_ll_read_buffer(int sg_fd, int mode, int buffer_id, int buffer_offset, |
| void * resp, int mx_resp_len, bool noisy, int vb) |
| { |
| static const char * const cdb_s = "read buffer(10)"; |
| int res, ret, s_cat; |
| uint8_t rbuf_cdb[READ_BUFFER_CMDLEN] = |
| {READ_BUFFER_CMD, 0, 0, 0, 0, 0, 0, 0, 0, 0}; |
| uint8_t sense_b[SENSE_BUFF_LEN]; |
| struct sg_pt_base * ptvp; |
| |
| rbuf_cdb[1] = (uint8_t)(mode & 0x1f); |
| rbuf_cdb[2] = (uint8_t)(buffer_id & 0xff); |
| sg_put_unaligned_be24((uint32_t)buffer_offset, rbuf_cdb + 3); |
| sg_put_unaligned_be24((uint32_t)mx_resp_len, rbuf_cdb + 6); |
| if (vb) { |
| char b[128]; |
| |
| pr2ws(" %s cdb: %s\n", cdb_s, |
| sg_get_command_str(rbuf_cdb, READ_BUFFER_CMDLEN, |
| false, sizeof(b), b)); |
| } |
| |
| if (NULL == ((ptvp = create_pt_obj(cdb_s)))) |
| return -1; |
| set_scsi_pt_cdb(ptvp, rbuf_cdb, sizeof(rbuf_cdb)); |
| set_scsi_pt_sense(ptvp, sense_b, sizeof(sense_b)); |
| set_scsi_pt_data_in(ptvp, (uint8_t *)resp, mx_resp_len); |
| res = do_scsi_pt(ptvp, sg_fd, DEF_PT_TIMEOUT, vb); |
| ret = sg_cmds_process_resp(ptvp, cdb_s, res, noisy, vb, &s_cat); |
| if (-1 == ret) |
| ret = sg_convert_errno(get_scsi_pt_os_err(ptvp)); |
| else if (-2 == ret) { |
| switch (s_cat) { |
| case SG_LIB_CAT_RECOVERED: |
| case SG_LIB_CAT_NO_SENSE: |
| ret = 0; |
| break; |
| default: |
| ret = s_cat; |
| break; |
| } |
| } else { |
| if ((vb > 2) && (ret > 0)) { |
| pr2ws(" %s: response", cdb_s); |
| if (3 == vb) { |
| pr2ws("%s:\n", (ret > 256 ? ", first 256 bytes" : "")); |
| hex2stderr((const uint8_t *)resp, (ret > 256 ? 256 : ret), |
| -1); |
| } else { |
| pr2ws(":\n"); |
| hex2stderr((const uint8_t *)resp, ret, 0); |
| } |
| } |
| ret = 0; |
| } |
| destruct_scsi_pt_obj(ptvp); |
| return ret; |
| } |
| |
| /* Invokes a SCSI WRITE BUFFER command (SPC). Return of 0 -> success |
| * various SG_LIB_CAT_* positive values or -1 -> other errors */ |
| int |
| sg_ll_write_buffer(int sg_fd, int mode, int buffer_id, int buffer_offset, |
| void * paramp, int param_len, bool noisy, int vb) |
| { |
| static const char * const cdb_s = "write buffer"; |
| int res, ret, s_cat; |
| uint8_t wbuf_cdb[WRITE_BUFFER_CMDLEN] = |
| {WRITE_BUFFER_CMD, 0, 0, 0, 0, 0, 0, 0, 0, 0}; |
| uint8_t sense_b[SENSE_BUFF_LEN]; |
| struct sg_pt_base * ptvp; |
| |
| wbuf_cdb[1] = (uint8_t)(mode & 0x1f); |
| wbuf_cdb[2] = (uint8_t)(buffer_id & 0xff); |
| sg_put_unaligned_be24((uint32_t)buffer_offset, wbuf_cdb + 3); |
| sg_put_unaligned_be24((uint32_t)param_len, wbuf_cdb + 6); |
| if (vb) { |
| char b[128]; |
| |
| pr2ws(" %s cdb: %s\n", cdb_s, |
| sg_get_command_str(wbuf_cdb, WRITE_BUFFER_CMDLEN, |
| false, sizeof(b), b)); |
| if ((vb > 1) && paramp && param_len) { |
| pr2ws(" %s parameter list", cdb_s); |
| if (2 == vb) { |
| pr2ws("%s:\n", (param_len > 256 ? ", first 256 bytes" : "")); |
| hex2stderr((const uint8_t *)paramp, |
| (param_len > 256 ? 256 : param_len), -1); |
| } else { |
| pr2ws(":\n"); |
| hex2stderr((const uint8_t *)paramp, param_len, 0); |
| } |
| } |
| } |
| |
| if (NULL == ((ptvp = create_pt_obj(cdb_s)))) |
| return -1; |
| set_scsi_pt_cdb(ptvp, wbuf_cdb, sizeof(wbuf_cdb)); |
| set_scsi_pt_sense(ptvp, sense_b, sizeof(sense_b)); |
| set_scsi_pt_data_out(ptvp, (uint8_t *)paramp, param_len); |
| res = do_scsi_pt(ptvp, sg_fd, DEF_PT_TIMEOUT, vb); |
| ret = sg_cmds_process_resp(ptvp, cdb_s, res, noisy, vb, &s_cat); |
| if (-1 == ret) |
| ret = sg_convert_errno(get_scsi_pt_os_err(ptvp)); |
| else if (-2 == ret) { |
| switch (s_cat) { |
| case SG_LIB_CAT_RECOVERED: |
| case SG_LIB_CAT_NO_SENSE: |
| ret = 0; |
| break; |
| default: |
| ret = s_cat; |
| break; |
| } |
| } else |
| 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. Adds mode specific field (spc4r32) and timeout |
| * to command abort to override default of 60 seconds. If timeout_secs is |
| * 0 or less then the default timeout is used instead. */ |
| int |
| sg_ll_write_buffer_v2(int sg_fd, int mode, int m_specific, int buffer_id, |
| uint32_t buffer_offset, void * paramp, |
| uint32_t param_len, int timeout_secs, bool noisy, |
| int vb) |
| { |
| int res, ret, s_cat; |
| uint8_t wbuf_cdb[WRITE_BUFFER_CMDLEN] = |
| {WRITE_BUFFER_CMD, 0, 0, 0, 0, 0, 0, 0, 0, 0}; |
| uint8_t sense_b[SENSE_BUFF_LEN]; |
| struct sg_pt_base * ptvp; |
| |
| if (buffer_offset > 0xffffff) { |
| pr2ws("%s: buffer_offset value too large for 24 bits\n", __func__); |
| return -1; |
| } |
| if (param_len > 0xffffff) { |
| pr2ws("%s: param_len value too large for 24 bits\n", __func__); |
| return -1; |
| } |
| wbuf_cdb[1] = (uint8_t)(mode & 0x1f); |
| wbuf_cdb[1] |= (uint8_t)((m_specific & 0x7) << 5); |
| wbuf_cdb[2] = (uint8_t)(buffer_id & 0xff); |
| sg_put_unaligned_be24(buffer_offset, wbuf_cdb + 3); |
| sg_put_unaligned_be24(param_len, wbuf_cdb + 6); |
| if (vb) { |
| char b[128]; |
| |
| pr2ws(" Write buffer cdb: %s\n", |
| sg_get_command_str(wbuf_cdb, WRITE_BUFFER_CMDLEN, |
| false, sizeof(b), b)); |
| if ((vb > 1) && paramp && param_len) { |
| pr2ws(" Write buffer parameter list%s:\n", |
| ((param_len > 256) ? " (first 256 bytes)" : "")); |
| hex2stderr((const uint8_t *)paramp, |
| ((param_len > 256) ? 256 : param_len), -1); |
| } |
| } |
| if (timeout_secs <= 0) |
| timeout_secs = DEF_PT_TIMEOUT; |
| |
| ptvp = construct_scsi_pt_obj(); |
| if (NULL == ptvp) { |
| pr2ws("%s: out of memory\n", __func__); |
| return -1; |
| } |
| set_scsi_pt_cdb(ptvp, wbuf_cdb, sizeof(wbuf_cdb)); |
| set_scsi_pt_sense(ptvp, sense_b, sizeof(sense_b)); |
| set_scsi_pt_data_out(ptvp, (uint8_t *)paramp, param_len); |
| res = do_scsi_pt(ptvp, sg_fd, timeout_secs, vb); |
| ret = sg_cmds_process_resp(ptvp, "Write buffer", res, noisy, vb, &s_cat); |
| if (-1 == ret) |
| ret = sg_convert_errno(get_scsi_pt_os_err(ptvp)); |
| else if (-2 == ret) { |
| switch (s_cat) { |
| case SG_LIB_CAT_RECOVERED: |
| case SG_LIB_CAT_NO_SENSE: |
| ret = 0; |
| break; |
| default: |
| ret = s_cat; |
| break; |
| } |
| } else |
| ret = 0; |
| |
| destruct_scsi_pt_obj(ptvp); |
| return ret; |
| } |
| |
| /* Invokes a SCSI UNMAP command. Return of 0 -> success, |
| * various SG_LIB_CAT_* positive values or -1 -> other errors */ |
| int |
| sg_ll_unmap(int sg_fd, int group_num, int timeout_secs, void * paramp, |
| int param_len, bool noisy, int vb) |
| { |
| return sg_ll_unmap_v2(sg_fd, false, group_num, timeout_secs, paramp, |
| param_len, noisy, vb); |
| } |
| |
| /* Invokes a SCSI UNMAP (SBC-3) command. Version 2 adds anchor field |
| * (sbc3r22). Otherwise same as sg_ll_unmap() . */ |
| int |
| sg_ll_unmap_v2(int sg_fd, bool anchor, int group_num, int timeout_secs, |
| void * paramp, int param_len, bool noisy, int vb) |
| { |
| static const char * const cdb_s = "unmap"; |
| int res, ret, s_cat, tmout; |
| uint8_t u_cdb[UNMAP_CMDLEN] = |
| {UNMAP_CMD, 0, 0, 0, 0, 0, 0, 0, 0, 0}; |
| uint8_t sense_b[SENSE_BUFF_LEN]; |
| struct sg_pt_base * ptvp; |
| |
| if (anchor) |
| u_cdb[1] |= 0x1; |
| tmout = (timeout_secs > 0) ? timeout_secs : DEF_PT_TIMEOUT; |
| u_cdb[6] = group_num & 0x1f; |
| sg_put_unaligned_be16((uint16_t)param_len, u_cdb + 7); |
| if (vb) { |
| char b[128]; |
| |
| pr2ws(" %s cdb: %s\n", cdb_s, |
| sg_get_command_str(u_cdb, UNMAP_CMDLEN, |
| false, sizeof(b), b)); |
| if ((vb > 1) && paramp && param_len) { |
| pr2ws(" %s parameter list:\n", cdb_s); |
| hex2stderr((const uint8_t *)paramp, param_len, -1); |
| } |
| } |
| |
| if (NULL == ((ptvp = create_pt_obj(cdb_s)))) |
| return -1; |
| set_scsi_pt_cdb(ptvp, u_cdb, sizeof(u_cdb)); |
| set_scsi_pt_sense(ptvp, sense_b, sizeof(sense_b)); |
| set_scsi_pt_data_out(ptvp, (uint8_t *)paramp, param_len); |
| res = do_scsi_pt(ptvp, sg_fd, tmout, vb); |
| ret = sg_cmds_process_resp(ptvp, cdb_s, res, noisy, vb, &s_cat); |
| if (-1 == ret) |
| ret = sg_convert_errno(get_scsi_pt_os_err(ptvp)); |
| else if (-2 == ret) { |
| switch (s_cat) { |
| case SG_LIB_CAT_RECOVERED: |
| case SG_LIB_CAT_NO_SENSE: |
| ret = 0; |
| break; |
| default: |
| ret = s_cat; |
| break; |
| } |
| } else |
| ret = 0; |
| destruct_scsi_pt_obj(ptvp); |
| return ret; |
| } |
| |
| /* Invokes a SCSI READ BLOCK LIMITS command. Return of 0 -> success, |
| * various SG_LIB_CAT_* positive values or -1 -> other errors */ |
| int |
| sg_ll_read_block_limits(int sg_fd, void * resp, int mx_resp_len, |
| bool noisy, int vb) |
| { |
| static const char * const cdb_s = "read block limits"; |
| int ret, res, s_cat; |
| uint8_t rl_cdb[READ_BLOCK_LIMITS_CMDLEN] = |
| {READ_BLOCK_LIMITS_CMD, 0, 0, 0, 0, 0}; |
| uint8_t sense_b[SENSE_BUFF_LEN]; |
| struct sg_pt_base * ptvp; |
| |
| if (vb) { |
| char b[128]; |
| |
| pr2ws(" %s cdb: %s\n", cdb_s, |
| sg_get_command_str(rl_cdb, READ_BLOCK_LIMITS_CMDLEN, |
| false, sizeof(b), b)); |
| } |
| |
| if (NULL == ((ptvp = create_pt_obj(cdb_s)))) |
| return -1; |
| set_scsi_pt_cdb(ptvp, rl_cdb, sizeof(rl_cdb)); |
| set_scsi_pt_sense(ptvp, sense_b, sizeof(sense_b)); |
| set_scsi_pt_data_in(ptvp, (uint8_t *)resp, mx_resp_len); |
| res = do_scsi_pt(ptvp, sg_fd, DEF_PT_TIMEOUT, vb); |
| ret = sg_cmds_process_resp(ptvp, cdb_s, res, noisy, vb, &s_cat); |
| if (-1 == ret) |
| ret = sg_convert_errno(get_scsi_pt_os_err(ptvp)); |
| else if (-2 == ret) { |
| switch (s_cat) { |
| case SG_LIB_CAT_RECOVERED: |
| case SG_LIB_CAT_NO_SENSE: |
| ret = 0; |
| break; |
| default: |
| ret = s_cat; |
| break; |
| } |
| } else { |
| if ((vb > 2) && (ret > 0)) { |
| pr2ws(" %s: response", cdb_s); |
| if (3 == vb) { |
| pr2ws("%s:\n", (ret > 256 ? ", first 256 bytes" : "")); |
| hex2stderr((const uint8_t *)resp, (ret > 256 ? 256 : ret), |
| -1); |
| } else { |
| pr2ws(":\n"); |
| hex2stderr((const uint8_t *)resp, ret, 0); |
| } |
| } |
| ret = 0; |
| } |
| destruct_scsi_pt_obj(ptvp); |
| return ret; |
| } |
| |
| /* Invokes a SCSI RECEIVE COPY RESULTS command. Actually cover all current |
| * uses of opcode 0x84 (Third-party copy IN). Return of 0 -> success, |
| * various SG_LIB_CAT_* positive values or -1 -> other errors */ |
| int |
| sg_ll_receive_copy_results(int sg_fd, int sa, int list_id, void * resp, |
| int mx_resp_len, bool noisy, int vb) |
| { |
| int res, ret, s_cat; |
| uint8_t rcvcopyres_cdb[THIRD_PARTY_COPY_IN_CMDLEN] = |
| {THIRD_PARTY_COPY_IN_CMD, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0}; |
| uint8_t sense_b[SENSE_BUFF_LEN]; |
| struct sg_pt_base * ptvp; |
| char b[64]; |
| |
| sg_get_opcode_sa_name(THIRD_PARTY_COPY_IN_CMD, sa, 0, (int)sizeof(b), b); |
| rcvcopyres_cdb[1] = (uint8_t)(sa & 0x1f); |
| if (sa <= 4) /* LID1 variants */ |
| rcvcopyres_cdb[2] = (uint8_t)(list_id); |
| else if ((sa >= 5) && (sa <= 7)) /* LID4 variants */ |
| sg_put_unaligned_be32((uint32_t)list_id, rcvcopyres_cdb + 2); |
| sg_put_unaligned_be32((uint32_t)mx_resp_len, rcvcopyres_cdb + 10); |
| |
| if (vb) { |
| char d[128]; |
| |
| pr2ws(" %s cdb: %s\n", b, |
| sg_get_command_str(rcvcopyres_cdb, THIRD_PARTY_COPY_IN_CMDLEN, |
| false, sizeof(d), d)); |
| } |
| |
| if (NULL == ((ptvp = create_pt_obj(b)))) |
| return -1; |
| set_scsi_pt_cdb(ptvp, rcvcopyres_cdb, sizeof(rcvcopyres_cdb)); |
| set_scsi_pt_sense(ptvp, sense_b, sizeof(sense_b)); |
| set_scsi_pt_data_in(ptvp, (uint8_t *)resp, mx_resp_len); |
| res = do_scsi_pt(ptvp, sg_fd, DEF_PT_TIMEOUT, vb); |
| ret = sg_cmds_process_resp(ptvp, b, res, noisy, vb, &s_cat); |
| if (-1 == ret) |
| ret = sg_convert_errno(get_scsi_pt_os_err(ptvp)); |
| else if (-2 == ret) { |
| switch (s_cat) { |
| case SG_LIB_CAT_RECOVERED: |
| case SG_LIB_CAT_NO_SENSE: |
| ret = 0; |
| break; |
| default: |
| ret = s_cat; |
| break; |
| } |
| } else |
| ret = 0; |
| destruct_scsi_pt_obj(ptvp); |
| return ret; |
| } |
| |
| |
| /* SPC-4 rev 35 and later calls this opcode (0x83) "Third-party copy OUT" |
| * The original EXTENDED COPY command (now called EXTENDED COPY (LID1)) |
| * is the only one supported by sg_ll_extended_copy(). See function |
| * sg_ll_3party_copy_out() for the other service actions ( > 0 ). */ |
| |
| /* Invokes a SCSI EXTENDED COPY (LID1) command. Return of 0 -> success, |
| * various SG_LIB_CAT_* positive values or -1 -> other errors */ |
| int |
| sg_ll_extended_copy(int sg_fd, void * paramp, int param_len, bool noisy, |
| int vb) |
| { |
| int res, ret, s_cat; |
| uint8_t xcopy_cdb[THIRD_PARTY_COPY_OUT_CMDLEN] = |
| {THIRD_PARTY_COPY_OUT_CMD, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0}; |
| uint8_t sense_b[SENSE_BUFF_LEN]; |
| struct sg_pt_base * ptvp; |
| const char * cdb_s = "Extended copy (LID1)"; |
| |
| xcopy_cdb[1] = (uint8_t)(EXTENDED_COPY_LID1_SA & 0x1f); |
| sg_put_unaligned_be32((uint32_t)param_len, xcopy_cdb + 10); |
| |
| if (vb) { |
| char b[128]; |
| |
| pr2ws(" %s cdb: %s\n", cdb_s, |
| sg_get_command_str(xcopy_cdb, THIRD_PARTY_COPY_OUT_CMDLEN, |
| false, sizeof(b), b)); |
| if ((vb > 1) && paramp && param_len) { |
| pr2ws(" %s parameter list:\n", cdb_s); |
| hex2stderr((const uint8_t *)paramp, param_len, -1); |
| } |
| } |
| |
| if (NULL == ((ptvp = create_pt_obj(cdb_s)))) |
| return -1; |
| set_scsi_pt_cdb(ptvp, xcopy_cdb, sizeof(xcopy_cdb)); |
| set_scsi_pt_sense(ptvp, sense_b, sizeof(sense_b)); |
| set_scsi_pt_data_out(ptvp, (uint8_t *)paramp, param_len); |
| res = do_scsi_pt(ptvp, sg_fd, DEF_PT_TIMEOUT, vb); |
| ret = sg_cmds_process_resp(ptvp, cdb_s, res, noisy, vb, &s_cat); |
| if (-1 == ret) |
| ret = sg_convert_errno(get_scsi_pt_os_err(ptvp)); |
| else if (-2 == ret) { |
| switch (s_cat) { |
| case SG_LIB_CAT_RECOVERED: |
| case SG_LIB_CAT_NO_SENSE: |
| ret = 0; |
| break; |
| default: |
| ret = s_cat; |
| break; |
| } |
| } else |
| ret = 0; |
| destruct_scsi_pt_obj(ptvp); |
| return ret; |
| } |
| |
| /* Handles various service actions associated with opcode 0x83 which is |
| * called THIRD PARTY COPY OUT. These include the EXTENDED COPY(LID1 and |
| * LID4), POPULATE TOKEN and WRITE USING TOKEN commands. |
| * Return of 0 -> success, |
| * various SG_LIB_CAT_* positive values or -1 -> other errors */ |
| int |
| sg_ll_3party_copy_out(int sg_fd, int sa, unsigned int list_id, int group_num, |
| int timeout_secs, void * paramp, int param_len, |
| bool noisy, int vb) |
| { |
| int res, ret, s_cat, tmout; |
| uint8_t xcopy_cdb[THIRD_PARTY_COPY_OUT_CMDLEN] = |
| {THIRD_PARTY_COPY_OUT_CMD, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0}; |
| uint8_t sense_b[SENSE_BUFF_LEN]; |
| struct sg_pt_base * ptvp; |
| char cname[80]; |
| |
| sg_get_opcode_sa_name(THIRD_PARTY_COPY_OUT_CMD, sa, 0, sizeof(cname), |
| cname); |
| xcopy_cdb[1] = (uint8_t)(sa & 0x1f); |
| switch (sa) { |
| case 0x0: /* XCOPY(LID1) */ |
| case 0x1: /* XCOPY(LID4) */ |
| sg_put_unaligned_be32((uint32_t)param_len, xcopy_cdb + 10); |
| break; |
| case 0x10: /* POPULATE TOKEN (SBC-3) */ |
| case 0x11: /* WRITE USING TOKEN (SBC-3) */ |
| sg_put_unaligned_be32((uint32_t)list_id, xcopy_cdb + 6); |
| sg_put_unaligned_be32((uint32_t)param_len, xcopy_cdb + 10); |
| xcopy_cdb[14] = (uint8_t)(group_num & 0x1f); |
| break; |
| case 0x1c: /* COPY OPERATION ABORT */ |
| sg_put_unaligned_be32((uint32_t)list_id, xcopy_cdb + 2); |
| break; |
| default: |
| pr2ws("%s: unknown service action 0x%x\n", __func__, sa); |
| return -1; |
| } |
| tmout = (timeout_secs > 0) ? timeout_secs : DEF_PT_TIMEOUT; |
| |
| if (vb) { |
| char b[128]; |
| |
| pr2ws(" %s cdb: %s\n", cname, |
| sg_get_command_str(xcopy_cdb, THIRD_PARTY_COPY_OUT_CMDLEN, |
| false, sizeof(b), b)); |
| if ((vb > 1) && paramp && param_len) { |
| pr2ws(" %s parameter list:\n", cname); |
| hex2stderr((const uint8_t *)paramp, param_len, -1); |
| } |
| } |
| |
| if (NULL == ((ptvp = create_pt_obj(cname)))) |
| return -1; |
| set_scsi_pt_cdb(ptvp, xcopy_cdb, sizeof(xcopy_cdb)); |
| set_scsi_pt_sense(ptvp, sense_b, sizeof(sense_b)); |
| set_scsi_pt_data_out(ptvp, (uint8_t *)paramp, param_len); |
| res = do_scsi_pt(ptvp, sg_fd, tmout, vb); |
| ret = sg_cmds_process_resp(ptvp, cname, res, noisy, vb, &s_cat); |
| if (-1 == ret) |
| ret = sg_convert_errno(get_scsi_pt_os_err(ptvp)); |
| else if (-2 == ret) { |
| switch (s_cat) { |
| case SG_LIB_CAT_RECOVERED: |
| case SG_LIB_CAT_NO_SENSE: |
| ret = 0; |
| break; |
| default: |
| ret = s_cat; |
| break; |
| } |
| } else |
| ret = 0; |
| destruct_scsi_pt_obj(ptvp); |
| return ret; |
| } |
| |
| /* Invokes a SCSI PRE-FETCH(10), PRE-FETCH(16) or SEEK(10) command (SBC). |
| * Returns 0 -> success, 25 (SG_LIB_CAT_CONDITION_MET), various SG_LIB_CAT_* |
| * positive values or -1 -> other errors. Note that CONDITION MET status |
| * is returned when immed=true and num_blocks can fit in device's cache, |
| * somewaht strangely, GOOD status (return 0) is returned if num_blocks |
| * cannot fit in device's cache. If do_seek10==true then does a SEEK(10) |
| * command with given lba, if that LBA is < 2**32 . Unclear what SEEK(10) |
| * does, assume it is like PRE-FETCH. If timeout_secs is 0 (or less) then |
| * use DEF_PT_TIMEOUT (60 seconds) as command timeout. */ |
| int |
| sg_ll_pre_fetch_x(int sg_fd, bool do_seek10, bool cdb16, bool immed, |
| uint64_t lba, uint32_t num_blocks, int group_num, |
| int timeout_secs, bool noisy, int vb) |
| { |
| static const char * const cdb10_name_s = "Pre-fetch(10)"; |
| static const char * const cdb16_name_s = "Pre-fetch(16)"; |
| static const char * const cdb_seek_name_s = "Seek(10)"; |
| int res, s_cat, ret, cdb_len, tmout; |
| const char *cdb_s; |
| uint8_t preFetchCdb[PRE_FETCH16_CMDLEN]; /* all use longest cdb */ |
| uint8_t sense_b[SENSE_BUFF_LEN]; |
| struct sg_pt_base * ptvp; |
| |
| memset(preFetchCdb, 0, sizeof(preFetchCdb)); |
| if (do_seek10) { |
| if (lba > UINT32_MAX) { |
| if (vb) |
| pr2ws("%s: LBA exceeds 2**32 in %s\n", __func__, |
| cdb_seek_name_s); |
| return -1; |
| } |
| preFetchCdb[0] = SEEK10_CMD; |
| cdb_len = SEEK10_CMDLEN; |
| cdb_s = cdb_seek_name_s; |
| sg_put_unaligned_be32((uint32_t)lba, preFetchCdb + 2); |
| } else { |
| if ((! cdb16) && |
| ((lba > UINT32_MAX) || (num_blocks > UINT16_MAX))) { |
| cdb16 = true; |
| if (noisy || vb) |
| pr2ws("%s: do %s due to %s size\n", __func__, cdb16_name_s, |
| (lba > UINT32_MAX) ? "LBA" : "NUM_BLOCKS"); |
| } |
| if (cdb16) { |
| preFetchCdb[0] = PRE_FETCH16_CMD; |
| cdb_len = PRE_FETCH16_CMDLEN; |
| cdb_s = cdb16_name_s; |
| if (immed) |
| preFetchCdb[1] = 0x2; |
| sg_put_unaligned_be64(lba, preFetchCdb + 2); |
| sg_put_unaligned_be32(num_blocks, preFetchCdb + 10); |
| preFetchCdb[14] = 0x3f & group_num; |
| } else { |
| preFetchCdb[0] = PRE_FETCH10_CMD; |
| cdb_len = PRE_FETCH10_CMDLEN; |
| cdb_s = cdb10_name_s; |
| if (immed) |
| preFetchCdb[1] = 0x2; |
| sg_put_unaligned_be32((uint32_t)lba, preFetchCdb + 2); |
| preFetchCdb[6] = 0x3f & group_num; |
| sg_put_unaligned_be16((uint16_t)num_blocks, preFetchCdb + 7); |
| } |
| } |
| tmout = (timeout_secs > 0) ? timeout_secs : DEF_PT_TIMEOUT; |
| if (vb) { |
| char b[128]; |
| |
| pr2ws(" %s cdb: %s\n", cdb_s, |
| sg_get_command_str(preFetchCdb, cdb_len, false, sizeof(b), b)); |
| } |
| if (NULL == ((ptvp = create_pt_obj(cdb_s)))) |
| return -1; |
| set_scsi_pt_cdb(ptvp, preFetchCdb, cdb_len); |
| set_scsi_pt_sense(ptvp, sense_b, sizeof(sense_b)); |
| res = do_scsi_pt(ptvp, sg_fd, tmout, vb); |
| if (0 == res) { |
| int sstat = get_scsi_pt_status_response(ptvp); |
| |
| if (SG_LIB_CAT_CONDITION_MET == sstat) { |
| ret = SG_LIB_CAT_CONDITION_MET; |
| if (vb > 2) |
| pr2ws("%s: returns SG_LIB_CAT_CONDITION_MET\n", __func__); |
| goto fini; |
| } |
| } |
| ret = sg_cmds_process_resp(ptvp, cdb_s, res, noisy, vb, &s_cat); |
| if (-1 == ret) |
| ret = sg_convert_errno(get_scsi_pt_os_err(ptvp)); |
| else if (-2 == ret) { |
| switch (s_cat) { |
| case SG_LIB_CAT_RECOVERED: |
| case SG_LIB_CAT_NO_SENSE: |
| ret = 0; |
| break; |
| default: |
| ret = s_cat; |
| break; |
| } |
| } else |
| ret = 0; |
| fini: |
| destruct_scsi_pt_obj(ptvp); |
| return ret; |
| } |
