| /* |
| * Copyright (c) 2004-2018 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 <unistd.h> |
| #include <fcntl.h> |
| #include <stdio.h> |
| #include <stdlib.h> |
| #include <stdarg.h> |
| #include <stdbool.h> |
| #include <string.h> |
| #include <ctype.h> |
| #include <getopt.h> |
| |
| #ifdef HAVE_CONFIG_H |
| #include "config.h" |
| #endif |
| #include "sg_lib.h" |
| #include "sg_cmds_basic.h" |
| #include "sg_cmds_mmc.h" |
| #include "sg_unaligned.h" |
| #include "sg_pr2serr.h" |
| |
| /* A utility program originally written for the Linux OS SCSI subsystem. |
| * |
| * This program outputs information provided by a SCSI "Get Configuration" |
| command [0x46] which is only defined for CD/DVDs (in MMC-2,3,4,5,6). |
| |
| */ |
| |
| static const char * version_str = "0.49 20180626"; /* mmc6r02 */ |
| |
| #define MX_ALLOC_LEN 8192 |
| #define NAME_BUFF_SZ 64 |
| |
| #define ME "sg_get_config: " |
| |
| |
| static uint8_t resp_buffer[MX_ALLOC_LEN]; |
| |
| static struct option long_options[] = { |
| {"brief", no_argument, 0, 'b'}, |
| {"current", no_argument, 0, 'c'}, |
| {"help", no_argument, 0, 'h'}, |
| {"hex", no_argument, 0, 'H'}, |
| {"inner-hex", no_argument, 0, 'i'}, |
| {"list", no_argument, 0, 'l'}, |
| {"raw", no_argument, 0, 'R'}, |
| {"readonly", no_argument, 0, 'q'}, |
| {"rt", required_argument, 0, 'r'}, |
| {"starting", required_argument, 0, 's'}, |
| {"verbose", no_argument, 0, 'v'}, |
| {"version", no_argument, 0, 'V'}, |
| {0, 0, 0, 0}, |
| }; |
| |
| |
| static void |
| usage() |
| { |
| pr2serr("Usage: sg_get_config [--brief] [--current] [--help] [--hex] " |
| "[--inner-hex]\n" |
| " [--list] [--raw] [--readonly] [--rt=RT]\n" |
| " [--starting=FC] [--verbose] [--version] " |
| "DEVICE\n" |
| " where:\n" |
| " --brief|-b only give feature names of DEVICE " |
| "(don't decode)\n" |
| " --current|-c equivalent to '--rt=1' (show " |
| "current)\n" |
| " --help|-h print usage message then exit\n" |
| " --hex|-H output response in hex\n" |
| " --inner-hex|-i decode to feature name, then output " |
| "features in hex\n" |
| " --list|-l list all known features + profiles " |
| "(ignore DEVICE)\n" |
| " --raw|-R output in binary (to stdout)\n" |
| " --readonly|-q open DEVICE read-only (def: open it " |
| "read-write)\n" |
| " --rt=RT|-r RT default value is 0\n" |
| " 0 -> all feature descriptors (regardless " |
| "of currency)\n" |
| " 1 -> all current feature descriptors\n" |
| " 2 -> only feature descriptor matching " |
| "'starting'\n" |
| " --starting=FC|-s FC starting from feature " |
| "code (FC) value\n" |
| " --verbose|-v verbose\n" |
| " --version|-V output version string\n\n" |
| "Get configuration information for MMC drive and/or media\n"); |
| } |
| |
| struct val_desc_t { |
| int val; |
| const char * desc; |
| }; |
| |
| static struct val_desc_t profile_desc_arr[] = { |
| {0x0, "No current profile"}, |
| {0x1, "Non-removable disk (obs)"}, |
| {0x2, "Removable disk"}, |
| {0x3, "Magneto optical erasable"}, |
| {0x4, "Optical write once"}, |
| {0x5, "AS-MO"}, |
| {0x8, "CD-ROM"}, |
| {0x9, "CD-R"}, |
| {0xa, "CD-RW"}, |
| {0x10, "DVD-ROM"}, |
| {0x11, "DVD-R sequential recording"}, |
| {0x12, "DVD-RAM"}, |
| {0x13, "DVD-RW restricted overwrite"}, |
| {0x14, "DVD-RW sequential recording"}, |
| {0x15, "DVD-R dual layer sequental recording"}, |
| {0x16, "DVD-R dual layer jump recording"}, |
| {0x17, "DVD-RW dual layer"}, |
| {0x18, "DVD-Download disc recording"}, |
| {0x1a, "DVD+RW"}, |
| {0x1b, "DVD+R"}, |
| {0x20, "DDCD-ROM"}, |
| {0x21, "DDCD-R"}, |
| {0x22, "DDCD-RW"}, |
| {0x2a, "DVD+RW dual layer"}, |
| {0x2b, "DVD+R dual layer"}, |
| {0x40, "BD-ROM"}, |
| {0x41, "BD-R SRM"}, |
| {0x42, "BD-R RRM"}, |
| {0x43, "BD-RE"}, |
| {0x50, "HD DVD-ROM"}, |
| {0x51, "HD DVD-R"}, |
| {0x52, "HD DVD-RAM"}, |
| {0x53, "HD DVD-RW"}, |
| {0x58, "HD DVD-R dual layer"}, |
| {0x5a, "HD DVD-RW dual layer"}, |
| {0xffff, "Non-conforming profile"}, |
| {-1, NULL}, |
| }; |
| |
| static const char * |
| get_profile_str(int profile_num, char * buff) |
| { |
| const struct val_desc_t * pdp; |
| |
| for (pdp = profile_desc_arr; pdp->desc; ++pdp) { |
| if (pdp->val == profile_num) { |
| strcpy(buff, pdp->desc); |
| return buff; |
| } |
| } |
| snprintf(buff, 64, "0x%x", profile_num); |
| return buff; |
| } |
| |
| static struct val_desc_t feature_desc_arr[] = { |
| {0x0, "Profile list"}, |
| {0x1, "Core"}, |
| {0x2, "Morphing"}, |
| {0x3, "Removable media"}, |
| {0x4, "Write Protect"}, |
| {0x10, "Random readable"}, |
| {0x1d, "Multi-read"}, |
| {0x1e, "CD read"}, |
| {0x1f, "DVD read"}, |
| {0x20, "Random writable"}, |
| {0x21, "Incremental streaming writable"}, |
| {0x22, "Sector erasable"}, |
| {0x23, "Formattable"}, |
| {0x24, "Hardware defect management"}, |
| {0x25, "Write once"}, |
| {0x26, "Restricted overwrite"}, |
| {0x27, "CD-RW CAV write"}, |
| {0x28, "MRW"}, /* Mount Rainier reWritable */ |
| {0x29, "Enhanced defect reporting"}, |
| {0x2a, "DVD+RW"}, |
| {0x2b, "DVD+R"}, |
| {0x2c, "Rigid restricted overwrite"}, |
| {0x2d, "CD track-at-once"}, |
| {0x2e, "CD mastering (session at once)"}, |
| {0x2f, "DVD-R/-RW write"}, |
| {0x30, "Double density CD read"}, |
| {0x31, "Double density CD-R write"}, |
| {0x32, "Double density CD-RW write"}, |
| {0x33, "Layer jump recording"}, |
| {0x34, "LJ rigid restricted oberwrite"}, |
| {0x35, "Stop long operation"}, |
| {0x37, "CD-RW media write support"}, |
| {0x38, "BD-R POW"}, |
| {0x3a, "DVD+RW dual layer"}, |
| {0x3b, "DVD+R dual layer"}, |
| {0x40, "BD read"}, |
| {0x41, "BD write"}, |
| {0x42, "TSR (timely safe recording)"}, |
| {0x50, "HD DVD read"}, |
| {0x51, "HD DVD write"}, |
| {0x52, "HD DVD-RW fragment recording"}, |
| {0x80, "Hybrid disc"}, |
| {0x100, "Power management"}, |
| {0x101, "SMART"}, |
| {0x102, "Embedded changer"}, |
| {0x103, "CD audio external play"}, |
| {0x104, "Microcode upgrade"}, |
| {0x105, "Timeout"}, |
| {0x106, "DVD CSS"}, |
| {0x107, "Real time streaming"}, |
| {0x108, "Drive serial number"}, |
| {0x109, "Media serial number"}, |
| {0x10a, "Disc control blocks"}, |
| {0x10b, "DVD CPRM"}, |
| {0x10c, "Firmware information"}, |
| {0x10d, "AACS"}, |
| {0x10e, "DVD CSS managed recording"}, |
| {0x110, "VCPS"}, |
| {0x113, "SecurDisc"}, |
| {0x120, "BD CPS"}, |
| {0x142, "OSSC"}, |
| }; |
| |
| static const char * |
| get_feature_str(int feature_num, char * buff) |
| { |
| int k, num; |
| |
| num = SG_ARRAY_SIZE(feature_desc_arr); |
| for (k = 0; k < num; ++k) { |
| if (feature_desc_arr[k].val == feature_num) { |
| strcpy(buff, feature_desc_arr[k].desc); |
| return buff; |
| } |
| } |
| snprintf(buff, 64, "0x%x", feature_num); |
| return buff; |
| } |
| |
| static void |
| dStrRaw(const char * str, int len) |
| { |
| int k; |
| |
| for (k = 0; k < len; ++k) |
| printf("%c", str[k]); |
| } |
| |
| static void |
| decode_feature(int feature, uint8_t * bp, int len) |
| { |
| int k, num, n, profile; |
| char buff[128]; |
| const char * cp; |
| |
| switch (feature) { |
| case 0: /* Profile list */ |
| printf(" version=%d, persist=%d, current=%d [0x%x]\n", |
| ((bp[2] >> 2) & 0xf), !!(bp[2] & 2), !!(bp[2] & 1), |
| feature); |
| printf(" available profiles [more recent typically higher " |
| "in list]:\n"); |
| for (k = 4; k < len; k += 4) { |
| profile = sg_get_unaligned_be16(bp + k); |
| printf(" profile: %s , currentP=%d\n", |
| get_profile_str(profile, buff), !!(bp[k + 2] & 1)); |
| } |
| break; |
| case 1: /* Core */ |
| printf(" version=%d, persist=%d, current=%d [0x%x]\n", |
| ((bp[2] >> 2) & 0xf), !!(bp[2] & 2), !!(bp[2] & 1), |
| feature); |
| if (len < 8) { |
| printf(" additional length [%d] too short\n", len - 4); |
| break; |
| } |
| num = sg_get_unaligned_be32(bp + 4); |
| switch (num) { |
| case 0: cp = "unspecified"; break; |
| case 1: cp = "SCSI family"; break; |
| case 2: cp = "ATAPI"; break; |
| case 3: cp = "IEEE 1394 - 1995"; break; |
| case 4: cp = "IEEE 1394A"; break; |
| case 5: cp = "Fibre channel"; break; |
| case 6: cp = "IEEE 1394B"; break; |
| case 7: cp = "Serial ATAPI"; break; |
| case 8: cp = "USB (both 1 and 2)"; break; |
| case 0xffff: cp = "vendor unique"; break; |
| default: |
| snprintf(buff, sizeof(buff), "[0x%x]", num); |
| cp = buff; |
| break; |
| } |
| printf(" Physical interface standard: %s", cp); |
| if (len > 8) |
| printf(", INQ2=%d, DBE=%d\n", !!(bp[8] & 2), !!(bp[8] & 1)); |
| else |
| printf("\n"); |
| break; |
| case 2: /* Morphing */ |
| printf(" version=%d, persist=%d, current=%d [0x%x]\n", |
| ((bp[2] >> 2) & 0xf), !!(bp[2] & 2), !!(bp[2] & 1), |
| feature); |
| if (len < 8) { |
| printf(" additional length [%d] too short\n", len - 4); |
| break; |
| } |
| printf(" OCEvent=%d, ASYNC=%d\n", !!(bp[4] & 2), !!(bp[4] & 1)); |
| break; |
| case 3: /* Removable medium */ |
| printf(" version=%d, persist=%d, current=%d [0x%x]\n", |
| ((bp[2] >> 2) & 0xf), !!(bp[2] & 2), !!(bp[2] & 1), |
| feature); |
| if (len < 8) { |
| printf(" additional length [%d] too short\n", len - 4); |
| break; |
| } |
| num = (bp[4] >> 5) & 0x7; |
| switch (num) { |
| case 0: cp = "Caddy/slot type"; break; |
| case 1: cp = "Tray type"; break; |
| case 2: cp = "Pop-up type"; break; |
| case 4: cp = "Embedded changer with individually changeable discs"; |
| break; |
| case 5: cp = "Embedded changer using a magazine"; break; |
| default: |
| snprintf(buff, sizeof(buff), "[0x%x]", num); |
| cp = buff; |
| break; |
| } |
| printf(" Loading mechanism: %s\n", cp); |
| printf(" Load=%d, Eject=%d, Prevent jumper=%d, Lock=%d\n", |
| !!(bp[4] & 0x10), !!(bp[4] & 0x8), !!(bp[4] & 0x4), |
| !!(bp[4] & 0x1)); |
| break; |
| case 4: /* Write protect */ |
| printf(" version=%d, persist=%d, current=%d [0x%x]\n", |
| ((bp[2] >> 2) & 0xf), !!(bp[2] & 0x2), !!(bp[2] & 0x1), |
| feature); |
| if (len < 8) { |
| printf(" additional length [%d] too short\n", len - 4); |
| break; |
| } |
| printf(" DWP=%d, WDCB=%d, SPWP=%d, SSWPP=%d\n", !!(bp[4] & 0x8), |
| !!(bp[4] & 0x4), !!(bp[4] & 0x2), !!(bp[4] & 0x1)); |
| break; |
| case 0x10: /* Random readable */ |
| printf(" version=%d, persist=%d, current=%d [0x%x]\n", |
| ((bp[2] >> 2) & 0xf), !!(bp[2] & 0x2), !!(bp[2] & 0x1), |
| feature); |
| if (len < 12) { |
| printf(" additional length [%d] too short\n", len - 4); |
| break; |
| } |
| num = sg_get_unaligned_be32(bp + 4); |
| printf(" Logical block size=0x%x, blocking=0x%x, PP=%d\n", |
| num, sg_get_unaligned_be16(bp + 8), !!(bp[10] & 0x1)); |
| break; |
| case 0x1d: /* Multi-read */ |
| case 0x22: /* Sector erasable */ |
| case 0x26: /* Restricted overwrite */ |
| case 0x27: /* CDRW CAV write */ |
| case 0x35: /* Stop long operation */ |
| case 0x38: /* BD-R pseudo-overwrite (POW) */ |
| case 0x42: /* TSR (timely safe recording) */ |
| case 0x100: /* Power management */ |
| case 0x109: /* Media serial number */ |
| case 0x110: /* VCPS */ |
| case 0x113: /* SecurDisc */ |
| printf(" version=%d, persist=%d, current=%d [0x%x]\n", |
| ((bp[2] >> 2) & 0xf), !!(bp[2] & 0x2), !!(bp[2] & 0x1), |
| feature); |
| break; |
| case 0x1e: /* CD read */ |
| printf(" version=%d, persist=%d, current=%d [0x%x]\n", |
| ((bp[2] >> 2) & 0xf), !!(bp[2] & 0x2), !!(bp[2] & 0x1), |
| feature); |
| if (len < 8) { |
| printf(" additional length [%d] too short\n", len - 4); |
| break; |
| } |
| printf(" DAP=%d, C2 flags=%d, CD-Text=%d\n", !!(bp[4] & 0x80), |
| !!(bp[4] & 0x2), !!(bp[4] & 0x1)); |
| break; |
| case 0x1f: /* DVD read */ |
| printf(" version=%d, persist=%d, current=%d [0x%x]\n", |
| ((bp[2] >> 2) & 0xf), !!(bp[2] & 0x2), !!(bp[2] & 0x1), |
| feature); |
| if (len > 7) |
| printf(" MULTI110=%d, Dual-RW=%d, Dual-R=%d\n", |
| !!(bp[4] & 0x1), !!(bp[6] & 0x2), !!(bp[6] & 0x1)); |
| break; |
| case 0x20: /* Random writable */ |
| printf(" version=%d, persist=%d, current=%d [0x%x]\n", |
| ((bp[2] >> 2) & 0xf), !!(bp[2] & 0x2), !!(bp[2] & 0x1), |
| feature); |
| if (len < 16) { |
| printf(" additional length [%d] too short\n", len - 4); |
| break; |
| } |
| num = sg_get_unaligned_be32(bp + 4); |
| n = sg_get_unaligned_be32(bp + 8); |
| printf(" Last lba=0x%x, Logical block size=0x%x, blocking=0x%x," |
| " PP=%d\n", num, n, sg_get_unaligned_be16(bp + 12), |
| !!(bp[14] & 0x1)); |
| break; |
| case 0x21: /* Incremental streaming writable */ |
| printf(" version=%d, persist=%d, current=%d [0x%x]\n", |
| ((bp[2] >> 2) & 0xf), !!(bp[2] & 0x2), !!(bp[2] & 0x1), |
| feature); |
| if (len < 8) { |
| printf(" additional length [%d] too short\n", len - 4); |
| break; |
| } |
| printf(" Data block types supported=0x%x, TRIO=%d, ARSV=%d, " |
| "BUF=%d\n", sg_get_unaligned_be16(bp + 4), !!(bp[6] & 0x4), |
| !!(bp[6] & 0x2), !!(bp[6] & 0x1)); |
| num = bp[7]; |
| printf(" Number of link sizes=%d\n", num); |
| for (k = 0; k < num; ++k) |
| printf(" %d\n", bp[8 + k]); |
| break; |
| /* case 0x22: Sector erasable -> see 0x1d entry */ |
| case 0x23: /* Formattable */ |
| printf(" version=%d, persist=%d, current=%d [0x%x]\n", |
| ((bp[2] >> 2) & 0xf), !!(bp[2] & 0x2), !!(bp[2] & 0x1), |
| feature); |
| if (len > 4) |
| printf(" BD-RE: RENoSA=%d, Expand=%d, QCert=%d, Cert=%d, " |
| "FRF=%d\n", !!(bp[4] & 0x8), !!(bp[4] & 0x4), |
| !!(bp[4] & 0x2), !!(bp[4] & 0x1), !!(bp[5] & 0x80)); |
| if (len > 8) |
| printf(" BD-R: RRM=%d\n", !!(bp[8] & 0x1)); |
| break; |
| case 0x24: /* Hardware defect management */ |
| printf(" version=%d, persist=%d, current=%d [0x%x]\n", |
| ((bp[2] >> 2) & 0xf), !!(bp[2] & 0x2), !!(bp[2] & 0x1), |
| feature); |
| if (len > 4) |
| printf(" SSA=%d\n", !!(bp[4] & 0x80)); |
| break; |
| case 0x25: /* Write once */ |
| printf(" version=%d, persist=%d, current=%d [0x%x]\n", |
| ((bp[2] >> 2) & 0xf), !!(bp[2] & 0x2), !!(bp[2] & 0x1), |
| feature); |
| if (len < 12) { |
| printf(" additional length [%d] too short\n", len - 4); |
| break; |
| } |
| num = sg_get_unaligned_be16(bp + 4); |
| printf(" Logical block size=0x%x, blocking=0x%x, PP=%d\n", |
| num, sg_get_unaligned_be16(bp + 8), !!(bp[10] & 0x1)); |
| break; |
| /* case 0x26: Restricted overwrite -> see 0x1d entry */ |
| /* case 0x27: CDRW CAV write -> see 0x1d entry */ |
| case 0x28: /* MRW (Mount Rainier reWriteable) */ |
| printf(" version=%d, persist=%d, current=%d [0x%x]\n", |
| ((bp[2] >> 2) & 0xf), !!(bp[2] & 0x2), !!(bp[2] & 0x1), |
| feature); |
| if (len > 4) |
| printf(" DVD+Write=%d, DVD+Read=%d, Write=%d\n", |
| !!(bp[4] & 0x4), !!(bp[4] & 0x2), !!(bp[4] & 0x1)); |
| break; |
| case 0x29: /* Enhanced defect reporting */ |
| printf(" version=%d, persist=%d, current=%d [0x%x]\n", |
| ((bp[2] >> 2) & 0xf), !!(bp[2] & 0x2), !!(bp[2] & 0x1), |
| feature); |
| if (len < 8) { |
| printf(" additional length [%d] too short\n", len - 4); |
| break; |
| } |
| printf(" DRT-DM=%d, number of DBI cache zones=0x%x, number of " |
| "entries=0x%x\n", !!(bp[4] & 0x1), bp[5], |
| sg_get_unaligned_be16(bp + 6)); |
| break; |
| case 0x2a: /* DVD+RW */ |
| printf(" version=%d, persist=%d, current=%d [0x%x]\n", |
| ((bp[2] >> 2) & 0xf), !!(bp[2] & 0x2), !!(bp[2] & 0x1), |
| feature); |
| if (len < 8) { |
| printf(" additional length [%d] too short\n", len - 4); |
| break; |
| } |
| printf(" Write=%d, Quick start=%d, Close only=%d\n", |
| !!(bp[4] & 0x1), !!(bp[5] & 0x2), !!(bp[5] & 0x1)); |
| break; |
| case 0x2b: /* DVD+R */ |
| printf(" version=%d, persist=%d, current=%d [0x%x]\n", |
| ((bp[2] >> 2) & 0xf), !!(bp[2] & 0x2), !!(bp[2] & 0x1), |
| feature); |
| if (len < 8) { |
| printf(" additional length [%d] too short\n", len - 4); |
| break; |
| } |
| printf(" Write=%d\n", !!(bp[4] & 0x1)); |
| break; |
| case 0x2c: /* Rigid restricted overwrite */ |
| printf(" version=%d, persist=%d, current=%d [0x%x]\n", |
| ((bp[2] >> 2) & 0xf), !!(bp[2] & 0x2), !!(bp[2] & 0x1), |
| feature); |
| if (len < 8) { |
| printf(" additional length [%d] too short\n", len - 4); |
| break; |
| } |
| printf(" DSDG=%d, DSDR=%d, Intermediate=%d, Blank=%d\n", |
| !!(bp[4] & 0x8), !!(bp[4] & 0x4), !!(bp[4] & 0x2), |
| !!(bp[4] & 0x1)); |
| break; |
| case 0x2d: /* CD Track at once */ |
| printf(" version=%d, persist=%d, current=%d [0x%x]\n", |
| ((bp[2] >> 2) & 0xf), !!(bp[2] & 0x2), !!(bp[2] & 0x1), |
| feature); |
| if (len < 8) { |
| printf(" additional length [%d] too short\n", len - 4); |
| break; |
| } |
| printf(" BUF=%d, R-W raw=%d, R-W pack=%d, Test write=%d\n", |
| !!(bp[4] & 0x40), !!(bp[4] & 0x10), !!(bp[4] & 0x8), |
| !!(bp[4] & 0x4)); |
| printf(" CD-RW=%d, R-W sub-code=%d, Data type supported=%d\n", |
| !!(bp[4] & 0x2), !!(bp[4] & 0x1), |
| sg_get_unaligned_be16(bp + 6)); |
| break; |
| case 0x2e: /* CD mastering (session at once) */ |
| printf(" version=%d, persist=%d, current=%d [0x%x]\n", |
| ((bp[2] >> 2) & 0xf), !!(bp[2] & 0x2), !!(bp[2] & 0x1), |
| feature); |
| if (len < 8) { |
| printf(" additional length [%d] too short\n", len - 4); |
| break; |
| } |
| printf(" BUF=%d, SAO=%d, Raw MS=%d, Raw=%d\n", |
| !!(bp[4] & 0x40), !!(bp[4] & 0x20), !!(bp[4] & 0x10), |
| !!(bp[4] & 0x8)); |
| printf(" Test write=%d, CD-RW=%d, R-W=%d\n", |
| !!(bp[4] & 0x4), !!(bp[4] & 0x2), !!(bp[4] & 0x1)); |
| printf(" Maximum cue sheet length=0x%x\n", |
| sg_get_unaligned_be24(bp + 5)); |
| break; |
| case 0x2f: /* DVD-R/-RW write */ |
| printf(" version=%d, persist=%d, current=%d [0x%x]\n", |
| ((bp[2] >> 2) & 0xf), !!(bp[2] & 0x2), !!(bp[2] & 0x1), |
| feature); |
| if (len < 8) { |
| printf(" additional length [%d] too short\n", len - 4); |
| break; |
| } |
| printf(" BUF=%d, RDL=%d, Test write=%d, DVD-RW SL=%d\n", |
| !!(bp[4] & 0x40), !!(bp[4] & 0x8), !!(bp[4] & 0x4), |
| !!(bp[4] & 0x2)); |
| break; |
| case 0x33: /* Layer jump recording */ |
| printf(" version=%d, persist=%d, current=%d [0x%x]\n", |
| ((bp[2] >> 2) & 0xf), !!(bp[2] & 0x2), !!(bp[2] & 0x1), |
| feature); |
| if (len < 8) { |
| printf(" additional length [%d] too short\n", len - 4); |
| break; |
| } |
| num = bp[7]; |
| printf(" Number of link sizes=%d\n", num); |
| for (k = 0; k < num; ++k) |
| printf(" %d\n", bp[8 + k]); |
| break; |
| case 0x34: /* Layer jump rigid restricted overwrite */ |
| printf(" version=%d, persist=%d, current=%d [0x%x]\n", |
| ((bp[2] >> 2) & 0xf), !!(bp[2] & 0x2), !!(bp[2] & 0x1), |
| feature); |
| if (len < 8) { |
| printf(" additional length [%d] too short\n", len - 4); |
| break; |
| } |
| printf(" CLJB=%d\n", !!(bp[4] & 0x1)); |
| printf(" Buffer block size=%d\n", bp[7]); |
| break; |
| /* case 0x35: Stop long operation -> see 0x1d entry */ |
| case 0x37: /* CD-RW media write support */ |
| printf(" version=%d, persist=%d, current=%d [0x%x]\n", |
| ((bp[2] >> 2) & 0xf), !!(bp[2] & 0x2), !!(bp[2] & 0x1), |
| feature); |
| if (len < 8) { |
| printf(" additional length [%d] too short\n", len - 4); |
| break; |
| } |
| printf(" CD-RW media sub-type support (bitmask)=0x%x\n", bp[5]); |
| break; |
| /* case 0x38: BD-R pseudo-overwrite (POW) -> see 0x1d entry */ |
| case 0x3a: /* DVD+RW dual layer */ |
| printf(" version=%d, persist=%d, current=%d [0x%x]\n", |
| ((bp[2] >> 2) & 0xf), !!(bp[2] & 0x2), !!(bp[2] & 0x1), |
| feature); |
| if (len < 8) { |
| printf(" additional length [%d] too short\n", len - 4); |
| break; |
| } |
| printf(" write=%d, quick_start=%d, close_only=%d\n", |
| !!(bp[4] & 0x1), !!(bp[5] & 0x2), !!(bp[5] & 0x1)); |
| break; |
| case 0x3b: /* DVD+R dual layer */ |
| printf(" version=%d, persist=%d, current=%d [0x%x]\n", |
| ((bp[2] >> 2) & 0xf), !!(bp[2] & 0x2), !!(bp[2] & 0x1), |
| feature); |
| if (len < 8) { |
| printf(" additional length [%d] too short\n", len - 4); |
| break; |
| } |
| printf(" write=%d\n", !!(bp[4] & 0x1)); |
| break; |
| case 0x40: /* BD Read */ |
| printf(" version=%d, persist=%d, current=%d [0x%x]\n", |
| ((bp[2] >> 2) & 0xf), !!(bp[2] & 0x2), !!(bp[2] & 0x1), |
| feature); |
| if (len < 32) { |
| printf(" additional length [%d] too short\n", len - 4); |
| break; |
| } |
| printf(" Bitmaps for BD-RE read support:\n"); |
| printf(" Class 0=0x%x, Class 1=0x%x, Class 2=0x%x, " |
| "Class 3=0x%x\n", sg_get_unaligned_be16(bp + 8), |
| sg_get_unaligned_be16(bp + 10), |
| sg_get_unaligned_be16(bp + 12), |
| sg_get_unaligned_be16(bp + 14)); |
| printf(" Bitmaps for BD-R read support:\n"); |
| printf(" Class 0=0x%x, Class 1=0x%x, Class 2=0x%x, " |
| "Class 3=0x%x\n", sg_get_unaligned_be16(bp + 16), |
| sg_get_unaligned_be16(bp + 18), |
| sg_get_unaligned_be16(bp + 20), |
| sg_get_unaligned_be16(bp + 22)); |
| printf(" Bitmaps for BD-ROM read support:\n"); |
| printf(" Class 0=0x%x, Class 1=0x%x, Class 2=0x%x, " |
| "Class 3=0x%x\n", sg_get_unaligned_be16(bp + 24), |
| sg_get_unaligned_be16(bp + 26), |
| sg_get_unaligned_be16(bp + 28), |
| sg_get_unaligned_be16(bp + 30)); |
| break; |
| case 0x41: /* BD Write */ |
| printf(" version=%d, persist=%d, current=%d [0x%x]\n", |
| ((bp[2] >> 2) & 0xf), !!(bp[2] & 0x2), !!(bp[2] & 0x1), |
| feature); |
| if (len < 32) { |
| printf(" additional length [%d] too short\n", len - 4); |
| break; |
| } |
| printf(" SVNR=%d\n", !!(bp[4] & 0x1)); |
| printf(" Bitmaps for BD-RE write support:\n"); |
| printf(" Class 0=0x%x, Class 1=0x%x, Class 2=0x%x, " |
| "Class 3=0x%x\n", sg_get_unaligned_be16(bp + 8), |
| sg_get_unaligned_be16(bp + 10), |
| sg_get_unaligned_be16(bp + 12), |
| sg_get_unaligned_be16(bp + 14)); |
| printf(" Bitmaps for BD-R write support:\n"); |
| printf(" Class 0=0x%x, Class 1=0x%x, Class 2=0x%x, " |
| "Class 3=0x%x\n", sg_get_unaligned_be16(bp + 16), |
| sg_get_unaligned_be16(bp + 18), |
| sg_get_unaligned_be16(bp + 20), |
| sg_get_unaligned_be16(bp + 22)); |
| printf(" Bitmaps for BD-ROM write support:\n"); |
| printf(" Class 0=0x%x, Class 1=0x%x, Class 2=0x%x, " |
| "Class 3=0x%x\n", sg_get_unaligned_be16(bp + 24), |
| sg_get_unaligned_be16(bp + 26), |
| sg_get_unaligned_be16(bp + 28), |
| sg_get_unaligned_be16(bp + 30)); |
| break; |
| /* case 0x42: TSR (timely safe recording) -> see 0x1d entry */ |
| case 0x50: /* HD DVD Read */ |
| printf(" version=%d, persist=%d, current=%d [0x%x]\n", |
| ((bp[2] >> 2) & 0xf), !!(bp[2] & 0x2), !!(bp[2] & 0x1), |
| feature); |
| if (len < 8) { |
| printf(" additional length [%d] too short\n", len - 4); |
| break; |
| } |
| printf(" HD DVD-R=%d, HD DVD-RAM=%d\n", !!(bp[4] & 0x1), |
| !!(bp[6] & 0x1)); |
| break; |
| case 0x51: /* HD DVD Write */ |
| printf(" version=%d, persist=%d, current=%d [0x%x]\n", |
| ((bp[2] >> 2) & 0xf), !!(bp[2] & 0x2), !!(bp[2] & 0x1), |
| feature); |
| if (len < 8) { |
| printf(" additional length [%d] too short\n", len - 4); |
| break; |
| } |
| printf(" HD DVD-R=%d, HD DVD-RAM=%d\n", !!(bp[4] & 0x1), |
| !!(bp[6] & 0x1)); |
| break; |
| case 0x52: /* HD DVD-RW fragment recording */ |
| printf(" version=%d, persist=%d, current=%d [0x%x]\n", |
| ((bp[2] >> 2) & 0xf), !!(bp[2] & 0x2), !!(bp[2] & 0x1), |
| feature); |
| if (len < 8) { |
| printf(" additional length [%d] too short\n", len - 4); |
| break; |
| } |
| printf(" BGP=%d\n", !!(bp[4] & 0x1)); |
| break; |
| case 0x80: /* Hybrid disc */ |
| printf(" version=%d, persist=%d, current=%d [0x%x]\n", |
| ((bp[2] >> 2) & 0xf), !!(bp[2] & 0x2), !!(bp[2] & 0x1), |
| feature); |
| if (len < 8) { |
| printf(" additional length [%d] too short\n", len - 4); |
| break; |
| } |
| printf(" RI=%d\n", !!(bp[4] & 0x1)); |
| break; |
| /* case 0x100: Power management -> see 0x1d entry */ |
| case 0x101: /* SMART */ |
| printf(" version=%d, persist=%d, current=%d [0x%x]\n", |
| ((bp[2] >> 2) & 0xf), !!(bp[2] & 0x2), !!(bp[2] & 0x1), |
| feature); |
| if (len < 8) { |
| printf(" additional length [%d] too short\n", len - 4); |
| break; |
| } |
| printf(" PP=%d\n", !!(bp[4] & 0x1)); |
| break; |
| case 0x102: /* Embedded changer */ |
| printf(" version=%d, persist=%d, current=%d [0x%x]\n", |
| ((bp[2] >> 2) & 0xf), !!(bp[2] & 0x2), !!(bp[2] & 0x1), |
| feature); |
| if (len < 8) { |
| printf(" additional length [%d] too short\n", len - 4); |
| break; |
| } |
| printf(" SCC=%d, SDP=%d, highest slot number=%d\n", |
| !!(bp[4] & 0x10), !!(bp[4] & 0x4), (bp[7] & 0x1f)); |
| break; |
| case 0x103: /* CD audio external play (obsolete) */ |
| printf(" version=%d, persist=%d, current=%d [0x%x]\n", |
| ((bp[2] >> 2) & 0xf), !!(bp[2] & 0x2), !!(bp[2] & 0x1), |
| feature); |
| if (len < 8) { |
| printf(" additional length [%d] too short\n", len - 4); |
| break; |
| } |
| printf(" Scan=%d, SCM=%d, SV=%d, number of volume levels=%d\n", |
| !!(bp[4] & 0x4), !!(bp[4] & 0x2), !!(bp[4] & 0x1), |
| sg_get_unaligned_be16(bp + 6)); |
| break; |
| case 0x104: /* Firmware upgrade */ |
| printf(" version=%d, persist=%d, current=%d [0x%x]\n", |
| ((bp[2] >> 2) & 0xf), !!(bp[2] & 0x2), !!(bp[2] & 0x1), |
| feature); |
| if (len < 4) { |
| printf(" additional length [%d] too short\n", len - 4); |
| break; |
| } |
| if (len > 4) |
| printf(" M5=%d\n", !!(bp[4] & 0x1)); |
| break; |
| case 0x105: /* Timeout */ |
| printf(" version=%d, persist=%d, current=%d [0x%x]\n", |
| ((bp[2] >> 2) & 0xf), !!(bp[2] & 0x2), !!(bp[2] & 0x1), |
| feature); |
| if (len > 7) { |
| printf(" Group 3=%d, unit length=%d\n", |
| !!(bp[4] & 0x1), sg_get_unaligned_be16(bp + 6)); |
| } |
| break; |
| case 0x106: /* DVD CSS */ |
| printf(" version=%d, persist=%d, current=%d [0x%x]\n", |
| ((bp[2] >> 2) & 0xf), !!(bp[2] & 0x2), !!(bp[2] & 0x1), |
| feature); |
| if (len < 8) { |
| printf(" additional length [%d] too short\n", len - 4); |
| break; |
| } |
| printf(" CSS version=%d\n", bp[7]); |
| break; |
| case 0x107: /* Real time streaming */ |
| printf(" version=%d, persist=%d, current=%d [0x%x]\n", |
| ((bp[2] >> 2) & 0xf), !!(bp[2] & 0x2), !!(bp[2] & 0x1), |
| feature); |
| if (len < 8) { |
| printf(" additional length [%d] too short\n", len - 4); |
| break; |
| } |
| printf(" RBCB=%d, SCS=%d, MP2A=%d, WSPD=%d, SW=%d\n", |
| !!(bp[4] & 0x10), !!(bp[4] & 0x8), !!(bp[4] & 0x4), |
| !!(bp[4] & 0x2), !!(bp[4] & 0x1)); |
| break; |
| case 0x108: /* Drive serial number */ |
| printf(" version=%d, persist=%d, current=%d [0x%x]\n", |
| ((bp[2] >> 2) & 0xf), !!(bp[2] & 0x2), !!(bp[2] & 0x1), |
| feature); |
| num = len - 4; |
| n = sizeof(buff) - 1; |
| n = ((num < n) ? num : n); |
| strncpy(buff, (const char *)(bp + 4), n); |
| buff[n] = '\0'; |
| printf(" Drive serial number: %s\n", buff); |
| break; |
| /* case 0x109: Media serial number -> see 0x1d entry */ |
| case 0x10a: /* Disc control blocks */ |
| printf(" version=%d, persist=%d, current=%d [0x%x]\n", |
| ((bp[2] >> 2) & 0xf), !!(bp[2] & 0x2), !!(bp[2] & 0x1), |
| feature); |
| printf(" Disc control blocks:\n"); |
| for (k = 4; k < len; k += 4) { |
| printf(" 0x%x\n", sg_get_unaligned_be32(bp + k)); |
| } |
| break; |
| case 0x10b: /* DVD CPRM */ |
| printf(" version=%d, persist=%d, current=%d [0x%x]\n", |
| ((bp[2] >> 2) & 0xf), !!(bp[2] & 0x2), !!(bp[2] & 0x1), |
| feature); |
| if (len < 8) { |
| printf(" additional length [%d] too short\n", len - 4); |
| break; |
| } |
| printf(" CPRM version=%d\n", bp[7]); |
| break; |
| case 0x10c: /* firmware information */ |
| printf(" version=%d, persist=%d, current=%d [0x%x]\n", |
| ((bp[2] >> 2) & 0xf), !!(bp[2] & 0x2), !!(bp[2] & 0x1), |
| feature); |
| if (len < 20) { |
| printf(" additional length [%d] too short\n", len - 4); |
| break; |
| } |
| printf(" %.2s%.2s/%.2s/%.2s %.2s:%.2s:%.2s\n", bp + 4, |
| bp + 6, bp + 8, bp + 10, bp + 12, bp + 14, bp + 16); |
| break; |
| case 0x10d: /* AACS */ |
| printf(" version=%d, persist=%d, current=%d [0x%x]\n", |
| ((bp[2] >> 2) & 0xf), !!(bp[2] & 0x2), !!(bp[2] & 0x1), |
| feature); |
| if (len < 8) { |
| printf(" additional length [%d] too short\n", len - 4); |
| break; |
| } |
| printf(" BNG=%d, Block count for binding nonce=%d\n", |
| !!(bp[4] & 0x1), bp[5]); |
| printf(" Number of AGIDs=%d, AACS version=%d\n", |
| (bp[6] & 0xf), bp[7]); |
| break; |
| case 0x10e: /* DVD CSS managed recording */ |
| printf(" version=%d, persist=%d, current=%d [0x%x]\n", |
| ((bp[2] >> 2) & 0xf), !!(bp[2] & 0x2), !!(bp[2] & 0x1), |
| feature); |
| if (len < 8) { |
| printf(" additional length [%d] too short\n", len - 4); |
| break; |
| } |
| printf(" Maximum number of scrambled extent information " |
| "entries=%d\n", bp[4]); |
| break; |
| /* case 0x110: VCPS -> see 0x1d entry */ |
| /* case 0x113: SecurDisc -> see 0x1d entry */ |
| case 0x120: /* BD CPS */ |
| printf(" version=%d, persist=%d, current=%d [0x%x]\n", |
| ((bp[2] >> 2) & 0xf), !!(bp[2] & 0x2), !!(bp[2] & 0x1), |
| feature); |
| if (len < 8) { |
| printf(" additional length [%d] too short\n", len - 4); |
| break; |
| } |
| printf(" BD CPS major:minor version number=%d:%d, max open " |
| "SACs=%d\n", ((bp[5] >> 4) & 0xf), (bp[5] & 0xf), |
| bp[6] & 0x3); |
| break; |
| case 0x142: /* OSSC (Optical Security Subsystem Class) */ |
| printf(" version=%d, persist=%d, current=%d [0x%x]\n", |
| ((bp[2] >> 2) & 0xf), !!(bp[2] & 0x2), !!(bp[2] & 0x1), |
| feature); |
| if (len < 8) { |
| printf(" additional length [%d] too short\n", len - 4); |
| break; |
| } |
| printf(" PSAU=%d, LOSPB=%d, ME=%d\n", !!(bp[4] & 0x80), |
| !!(bp[4] & 0x40), !!(bp[4] & 0x1)); |
| num = bp[5]; |
| printf(" Profile numbers:\n"); |
| for (k = 6; (num > 0) && (k < len); --num, k += 2) { |
| printf(" %u\n", sg_get_unaligned_be16(bp + k)); |
| } |
| break; |
| default: |
| pr2serr(" Unknown feature [0x%x], version=%d persist=%d, " |
| "current=%d\n", feature, ((bp[2] >> 2) & 0xf), |
| !!(bp[2] & 0x2), !!(bp[2] & 0x1)); |
| hex2stderr(bp, len, 1); |
| break; |
| } |
| } |
| |
| static void |
| decode_config(uint8_t * resp, int max_resp_len, int len, bool brief, |
| bool inner_hex) |
| { |
| int k, curr_profile, extra_len, feature; |
| uint8_t * bp; |
| char buff[128]; |
| |
| if (max_resp_len < len) { |
| pr2serr("<<<warning: response to long for buffer, resp_len=%d>>>\n", |
| len); |
| len = max_resp_len; |
| } |
| if (len < 8) { |
| pr2serr("response length too short: %d\n", len); |
| return; |
| } |
| curr_profile = sg_get_unaligned_be16(resp + 6); |
| if (0 == curr_profile) |
| pr2serr("No current profile\n"); |
| else |
| printf("Current profile: %s\n", get_profile_str(curr_profile, buff)); |
| printf("Features%s:\n", (brief ? " (in brief)" : "")); |
| bp = resp + 8; |
| len -= 8; |
| for (k = 0; k < len; k += extra_len, bp += extra_len) { |
| extra_len = 4 + bp[3]; |
| feature = sg_get_unaligned_be16(bp + 0); |
| printf(" %s feature\n", get_feature_str(feature, buff)); |
| if (brief) |
| continue; |
| if (inner_hex) { |
| hex2stdout(bp, extra_len, 1); |
| continue; |
| } |
| if (0 != (extra_len % 4)) |
| printf(" additional length [%d] not a multiple of 4, ignore\n", |
| extra_len - 4); |
| else |
| decode_feature(feature, bp, extra_len); |
| } |
| } |
| |
| static void |
| list_known(bool brief) |
| { |
| int k, num; |
| |
| num = SG_ARRAY_SIZE(feature_desc_arr); |
| printf("Known features:\n"); |
| for (k = 0; k < num; ++k) |
| printf(" %s [0x%x]\n", feature_desc_arr[k].desc, |
| feature_desc_arr[k].val); |
| if (! brief) { |
| printf("Known profiles:\n"); |
| num = SG_ARRAY_SIZE(profile_desc_arr); |
| for (k = 0; k < num; ++k) |
| printf(" %s [0x%x]\n", profile_desc_arr[k].desc, |
| profile_desc_arr[k].val); |
| } |
| } |
| |
| |
| int |
| main(int argc, char * argv[]) |
| { |
| bool brief = false; |
| bool inner_hex = false; |
| bool list = false; |
| bool do_raw = false; |
| bool readonly = false; |
| bool verbose_given = false; |
| bool version_given = false; |
| int sg_fd, res, c, len; |
| int peri_type = 0; |
| int rt = 0; |
| int starting = 0; |
| int verbose = 0; |
| int do_hex = 0; |
| const char * device_name = NULL; |
| char buff[64]; |
| const char * cp; |
| struct sg_simple_inquiry_resp inq_resp; |
| int ret = 0; |
| |
| while (1) { |
| int option_index = 0; |
| |
| c = getopt_long(argc, argv, "bchHilqr:Rs:vV", long_options, |
| &option_index); |
| if (c == -1) |
| break; |
| |
| switch (c) { |
| case 'b': |
| brief = true; |
| break; |
| case 'c': |
| rt = 1; |
| break; |
| case 'h': |
| case '?': |
| usage(); |
| return 0; |
| case 'H': |
| ++do_hex; |
| break; |
| case 'i': |
| inner_hex = true; |
| break; |
| case 'l': |
| list = true; |
| break; |
| case 'q': |
| readonly = true; |
| break; |
| case 'r': |
| rt = sg_get_num(optarg); |
| if ((rt < 0) || (rt > 3)) { |
| pr2serr("bad argument to '--rt'\n"); |
| return SG_LIB_SYNTAX_ERROR; |
| } |
| break; |
| case 'R': |
| do_raw = true; |
| break; |
| case 's': |
| starting = sg_get_num(optarg); |
| if ((starting < 0) || (starting > 0xffff)) { |
| pr2serr("bad argument to '--starting'\n"); |
| return SG_LIB_SYNTAX_ERROR; |
| } |
| break; |
| case 'v': |
| verbose_given = true; |
| ++verbose; |
| break; |
| case 'V': |
| version_given = true; |
| break; |
| default: |
| pr2serr("unrecognised option code 0x%x ??\n", c); |
| usage(); |
| return SG_LIB_SYNTAX_ERROR; |
| } |
| } |
| if (optind < argc) { |
| if (NULL == device_name) { |
| device_name = argv[optind]; |
| ++optind; |
| } |
| if (optind < argc) { |
| for (; optind < argc; ++optind) |
| pr2serr("Unexpected extra argument: %s\n", argv[optind]); |
| usage(); |
| return SG_LIB_SYNTAX_ERROR; |
| } |
| } |
| #ifdef DEBUG |
| pr2serr("In DEBUG mode, "); |
| if (verbose_given && version_given) { |
| pr2serr("but override: '-vV' given, zero verbose and continue\n"); |
| verbose_given = false; |
| version_given = false; |
| verbose = 0; |
| } else if (! verbose_given) { |
| pr2serr("set '-vv'\n"); |
| verbose = 2; |
| } else |
| pr2serr("keep verbose=%d\n", verbose); |
| #else |
| if (verbose_given && version_given) |
| pr2serr("Not in DEBUG mode, so '-vV' has no special action\n"); |
| #endif |
| if (version_given) { |
| pr2serr(ME "version: %s\n", version_str); |
| return 0; |
| } |
| |
| if (list) { |
| list_known(brief); |
| return 0; |
| } |
| if (NULL == device_name) { |
| pr2serr("missing device name!\n"); |
| usage(); |
| return SG_LIB_SYNTAX_ERROR; |
| } |
| if ((sg_fd = sg_cmds_open_device(device_name, true /* ro */, verbose)) |
| < 0) { |
| pr2serr(ME "error opening file: %s (ro): %s\n", device_name, |
| safe_strerror(-sg_fd)); |
| return sg_convert_errno(-sg_fd); |
| } |
| if (0 == sg_simple_inquiry(sg_fd, &inq_resp, true, verbose)) { |
| if (! do_raw) |
| printf(" %.8s %.16s %.4s\n", inq_resp.vendor, inq_resp.product, |
| inq_resp.revision); |
| peri_type = inq_resp.peripheral_type; |
| cp = sg_get_pdt_str(peri_type, sizeof(buff), buff); |
| if (! do_raw) { |
| if (strlen(cp) > 0) |
| printf(" Peripheral device type: %s\n", cp); |
| else |
| printf(" Peripheral device type: 0x%x\n", peri_type); |
| } |
| } else { |
| pr2serr(ME "%s doesn't respond to a SCSI INQUIRY\n", device_name); |
| return SG_LIB_CAT_OTHER; |
| } |
| sg_cmds_close_device(sg_fd); |
| |
| sg_fd = sg_cmds_open_device(device_name, readonly, verbose); |
| if (sg_fd < 0) { |
| pr2serr(ME "open error (rw): %s\n", safe_strerror(-sg_fd)); |
| return sg_convert_errno(-sg_fd); |
| } |
| if (do_raw) { |
| if (sg_set_binary_mode(STDOUT_FILENO) < 0) { |
| perror("sg_set_binary_mode"); |
| return SG_LIB_FILE_ERROR; |
| } |
| } |
| |
| res = sg_ll_get_config(sg_fd, rt, starting, resp_buffer, |
| sizeof(resp_buffer), true, verbose); |
| ret = res; |
| if (0 == res) { |
| len = sg_get_unaligned_be32(resp_buffer + 0) + 4; |
| if (do_hex) { |
| if (len > (int)sizeof(resp_buffer)) |
| len = sizeof(resp_buffer); |
| hex2stdout(resp_buffer, len, 0); |
| } else if (do_raw) |
| dStrRaw((const char *)resp_buffer, len); |
| else |
| decode_config(resp_buffer, sizeof(resp_buffer), len, brief, |
| inner_hex); |
| } else { |
| char b[80]; |
| |
| sg_get_category_sense_str(res, sizeof(b), b, verbose); |
| pr2serr("Get Configuration command: %s\n", b); |
| if (0 == verbose) |
| pr2serr(" try '-v' option for more information\n"); |
| } |
| |
| res = sg_cmds_close_device(sg_fd); |
| if (res < 0) { |
| pr2serr("close error: %s\n", safe_strerror(-res)); |
| if (0 == ret) |
| ret = sg_convert_errno(-ret); |
| } |
| if (0 == verbose) { |
| if (! sg_if_can2stderr("sg_get_config failed: ", ret)) |
| pr2serr("Some error occurred, try again with '-v' or '-vv' for " |
| "more information\n"); |
| } |
| return (ret >= 0) ? ret : SG_LIB_CAT_OTHER; |
| } |
