/*** fls** The Sleuth Kit **** Given an image and directory inode, display the file names and ** directories that exist (both active and deleted)**** Brian Carrier [carrier <at> sleuthkit [dot] org]** Copyright (c) 2006-2008 Brian Carrier, Basis Technology.  All Rights reserved** Copyright (c) 2003-2005 Brian Carier.  All rights reserved**** TASK** Copyright (c) 2002 @stake Inc.  All rights reserved**** TCTUTILs** Copyright (c) 2001 Brian Carrier.  All rights reserved****** This software is distributed under the Common Public License 1.0***/#include "tsk3/tsk_tools_i.h"#include <locale.h>#include <time.h>static TSK_TCHAR *progname;voidusage(){    TFPRINTF(stderr,        _TSK_T        ("usage: %s [-adDFlpruvV] [-f fstype] [-i imgtype] [-m dir/] [-o imgoffset] [-z ZONE] [-s seconds] image [images] [inode]\n"),        progname);    tsk_fprintf(stderr,        "\tIf [inode] is not given, the root directory is used\n");    tsk_fprintf(stderr, "\t-a: Display \".\" and \"..\" entries\n");    tsk_fprintf(stderr, "\t-d: Display deleted entries only\n");    tsk_fprintf(stderr, "\t-D: Display only directories\n");    tsk_fprintf(stderr, "\t-F: Display only files\n");    tsk_fprintf(stderr, "\t-l: Display long version (like ls -l)\n");    tsk_fprintf(stderr,        "\t-i imgtype: Format of image file (use '-i list' for supported types)\n");    tsk_fprintf(stderr,        "\t-f fstype: File system type (use '-f list' for supported types)\n");    tsk_fprintf(stderr,        "\t-m: Display output in mactime input format with\n");    tsk_fprintf(stderr,        "\t      dir/ as the actual mount point of the image\n");    tsk_fprintf(stderr,        "\t-o imgoffset: Offset into image file (in sectors)\n");    tsk_fprintf(stderr, "\t-p: Display full path for each file\n");    tsk_fprintf(stderr, "\t-r: Recurse on directory entries\n");    tsk_fprintf(stderr, "\t-u: Display undeleted entries only\n");    tsk_fprintf(stderr, "\t-v: verbose output to stderr\n");    tsk_fprintf(stderr, "\t-V: Print version\n");    tsk_fprintf(stderr,        "\t-z: Time zone of original machine (i.e. EST5EDT or GMT) (only useful with -l)\n");    tsk_fprintf(stderr,        "\t-s seconds: Time skew of original machine (in seconds) (only useful with -l & -m)\n");    exit(1);}intmain(int argc, char ** argv1){    TSK_IMG_TYPE_ENUM imgtype = TSK_IMG_TYPE_DETECT;    TSK_IMG_INFO *img;    TSK_OFF_T imgoff = 0;    TSK_FS_TYPE_ENUM fstype = TSK_FS_TYPE_DETECT;    TSK_FS_INFO *fs;    TSK_INUM_T inode;    int name_flags = TSK_FS_NAME_FLAG_ALLOC | TSK_FS_NAME_FLAG_UNALLOC;    int ch;    extern int OPTIND;    int fls_flags;    int32_t sec_skew = 0;    static TSK_TCHAR *macpre = NULL;    TSK_TCHAR **argv;    #ifdef TSK_WIN32    // On Windows, get the wide arguments (mingw doesn't support wmain)    argv = CommandLineToArgvW(GetCommandLineW(), &argc);    if( argv == NULL) {            fprintf(stderr, "Error getting wide arguments\n");        exit(1);    }#else    argv = (TSK_TCHAR **)argv1;#endif        progname = argv[0];    setlocale(LC_ALL, "");    fls_flags = TSK_FS_FLS_DIR | TSK_FS_FLS_FILE;    while ((ch = GETOPT(argc, argv, _TSK_T("adDf:Fi:m:lo:prs:uvVz:"))) > 0) {        switch (ch) {        case _TSK_T('?'):        default:            TFPRINTF(stderr, _TSK_T("Invalid argument: %s\n"),                argv[OPTIND]);            usage();        case _TSK_T('a'):            fls_flags |= TSK_FS_FLS_DOT;            break;        case _TSK_T('d'):            name_flags &= ~TSK_FS_NAME_FLAG_ALLOC;            break;        case _TSK_T('D'):            fls_flags &= ~TSK_FS_FLS_FILE;            fls_flags |= TSK_FS_FLS_DIR;            break;        case _TSK_T('f'):            if (TSTRCMP(OPTARG, _TSK_T("list")) == 0) {                tsk_fs_type_print(stderr);                exit(1);            }            fstype = tsk_fs_type_toid(OPTARG);            if (fstype == TSK_FS_TYPE_UNSUPP) {                TFPRINTF(stderr,                    _TSK_T("Unsupported file system type: %s\n"), OPTARG);                usage();            }            break;        case _TSK_T('F'):            fls_flags &= ~TSK_FS_FLS_DIR;            fls_flags |= TSK_FS_FLS_FILE;            break;        case _TSK_T('i'):            if (TSTRCMP(OPTARG, _TSK_T("list")) == 0) {                tsk_img_type_print(stderr);                exit(1);            }            imgtype = tsk_img_type_toid(OPTARG);            if (imgtype == TSK_IMG_TYPE_UNSUPP) {                TFPRINTF(stderr, _TSK_T("Unsupported image type: %s\n"),                    OPTARG);                usage();            }            break;        case _TSK_T('l'):            fls_flags |= TSK_FS_FLS_LONG;            break;        case _TSK_T('m'):            fls_flags |= TSK_FS_FLS_MAC;            macpre = OPTARG;            break;        case _TSK_T('o'):            if ((imgoff = tsk_parse_offset(OPTARG)) == -1) {                tsk_error_print(stderr);                exit(1);            }            break;        case _TSK_T('p'):            fls_flags |= TSK_FS_FLS_FULL;            break;        case _TSK_T('r'):            name_flags |= TSK_FS_DIR_WALK_FLAG_RECURSE;            break;        case _TSK_T('s'):            sec_skew = TATOI(OPTARG);            break;        case _TSK_T('u'):            name_flags &= ~TSK_FS_NAME_FLAG_UNALLOC;            break;        case _TSK_T('v'):            tsk_verbose++;            break;        case _TSK_T('V'):            tsk_version_print(stdout);            exit(0);        case 'z':            {                TSK_TCHAR envstr[32];                TSNPRINTF(envstr, 32, _TSK_T("TZ=%s"), OPTARG);                if (0 != PUTENV(envstr)) {                    tsk_fprintf(stderr, "error setting environment");                    exit(1);                }                /* we should be checking this somehow */                TZSET();            }            break;        }    }    /* We need at least one more argument */    if (OPTIND == argc) {        tsk_fprintf(stderr, "Missing image name\n");        usage();    }    /* Set the full flag to print the full path name if recursion is     ** set and we are only displaying files or deleted files     */    if ((name_flags & TSK_FS_DIR_WALK_FLAG_RECURSE)        && (((name_flags & TSK_FS_NAME_FLAG_UNALLOC)                && (!(name_flags & TSK_FS_NAME_FLAG_ALLOC)))            || ((fls_flags & TSK_FS_FLS_FILE)                && (!(fls_flags & TSK_FS_FLS_DIR))))) {        fls_flags |= TSK_FS_FLS_FULL;    }    /* set flag to save full path for mactimes style printing */    if (fls_flags & TSK_FS_FLS_MAC) {        fls_flags |= TSK_FS_FLS_FULL;    }    /* we need to append a / to the end of the directory if     * one does not already exist     */    if (macpre) {        size_t len = TSTRLEN(macpre);        if (macpre[len - 1] != '/') {            TSK_TCHAR *tmp = macpre;            macpre = (TSK_TCHAR *) malloc(len + 2 * sizeof(TSK_TCHAR));            TSTRNCPY(macpre, tmp, len + 1);            TSTRNCAT(macpre, _TSK_T("/"), len + 2);        }    }    /* open image - there is an optional inode address at the end of args      *     * Check the final argument and see if it is a number     */    if (tsk_fs_parse_inum(argv[argc - 1], &inode, NULL, NULL, NULL, NULL)) {        /* Not an inode at the end */        if ((img =                tsk_img_open(argc - OPTIND,                    (const TSK_TCHAR **) &argv[OPTIND],                    imgtype)) == NULL) {            tsk_error_print(stderr);            exit(1);        }        if (imgoff >= img->size) {            tsk_fprintf(stderr,                "Sector offset supplied is larger than disk image (maximum: %"                PRIu64 ")\n", img->size / 512);            exit(1);        }        if ((fs = tsk_fs_open_img(img, imgoff, fstype)) == NULL) {            tsk_error_print(stderr);            if (tsk_errno == TSK_ERR_FS_UNSUPTYPE)                tsk_fs_type_print(stderr);            img->close(img);            exit(1);        }        inode = fs->root_inum;    }    else {        // check that we have enough arguments        if (OPTIND + 1 == argc) {            tsk_fprintf(stderr, "Missing image name or inode\n");            usage();        }        if ((img =                tsk_img_open(argc - OPTIND - 1,                    (const TSK_TCHAR **) &argv[OPTIND],                    imgtype)) == NULL) {            tsk_error_print(stderr);            exit(1);        }        if (imgoff >= img->size) {            tsk_fprintf(stderr,                "Sector offset supplied is larger than disk image (maximum: %"                PRIu64 ")\n", img->size / 512);            exit(1);        }        if ((fs = tsk_fs_open_img(img, imgoff, fstype)) == NULL) {            tsk_error_print(stderr);            if (tsk_errno == TSK_ERR_FS_UNSUPTYPE)                tsk_fs_type_print(stderr);            img->close(img);            exit(1);        }    }    if (tsk_fs_fls(fs, (TSK_FS_FLS_FLAG_ENUM) fls_flags, inode,            (TSK_FS_NAME_FLAG_ENUM) name_flags, macpre, sec_skew)) {        tsk_error_print(stderr);        fs->close(fs);        img->close(img);        exit(1);    }    fs->close(fs);    img->close(img);    exit(0);}