Exemple #1
0
char *rm_xattr_read_hash(RmSession *session, RmFile *file) {
    g_assert(file);
    g_assert(session);

#if HAVE_XATTR
    if(session->cfg->read_cksum_from_xattr == false) {
        return NULL;
    }

    char cksum_key[64] = {0}, mtime_key[64] = {0}, mtime_buf[64] = {0},
         cksum_hex_str[512] = {0};

    memset(cksum_hex_str, '0', sizeof(cksum_hex_str));
    cksum_hex_str[sizeof(cksum_hex_str) - 1] = 0;

    if(0 || rm_xattr_build_key(session, "cksum", cksum_key, sizeof(cksum_key)) ||
       rm_xattr_get(file, cksum_key, cksum_hex_str, sizeof(cksum_hex_str) - 1) ||
       rm_xattr_build_key(session, "mtime", mtime_key, sizeof(mtime_key)) ||
       rm_xattr_get(file, mtime_key, mtime_buf, sizeof(mtime_buf) - 1)) {
        return NULL;
    }

    if(g_ascii_strtoll(mtime_buf, NULL, 10) < file->mtime) {
        /* Data is too old and not useful, autoclean it */
        rm_xattr_clear_hash(session, file);
        return NULL;
    }

    /* remember, this file is special. A unicorn amongst files. */
    file->has_ext_cksum = true;

    return g_strdup(cksum_hex_str);
#else
    return NULL;
#endif
}
Exemple #2
0
static void rm_traverse_file(RmTravSession *trav_session, RmStat *statp,
                             char *path,
                             bool is_prefd, unsigned long path_index,
                             RmLintType file_type, bool is_symlink, bool is_hidden,
                             bool is_on_subvol_fs, short depth) {
    RmSession *session = trav_session->session;
    RmCfg *cfg = session->cfg;

    if(rm_fmt_is_a_output(session->formats, path)) {
        /* ignore files which are rmlint outputs */
        return;
    }

    /* Try to autodetect the type of the lint */
    if(file_type == RM_LINT_TYPE_UNKNOWN) {
        RmLintType gid_check;
        /* see if we can find a lint type */
        if(statp->st_size == 0) {
            if(!cfg->find_emptyfiles) {
                return;
            } else {
                file_type = RM_LINT_TYPE_EMPTY_FILE;
            }
        } else if(cfg->permissions && access(path, cfg->permissions) == -1) {
            /* bad permissions; ignore file */
            trav_session->session->ignored_files++;
            return;
        } else if(cfg->find_badids &&
                  (gid_check = rm_util_uid_gid_check(statp, trav_session->userlist))) {
            file_type = gid_check;
        } else if(cfg->find_nonstripped && rm_util_is_nonstripped(path, statp)) {
            file_type = RM_LINT_TYPE_NONSTRIPPED;
        } else {
            RmOff file_size = statp->st_size;
            if(!cfg->limits_specified ||
               ((cfg->minsize == (RmOff)-1 || cfg->minsize <= file_size) &&
                (cfg->maxsize == (RmOff)-1 || file_size <= cfg->maxsize))) {
                if(rm_mounts_is_evil(trav_session->session->mounts, statp->st_dev) ==
                   false) {
                    file_type = RM_LINT_TYPE_DUPE_CANDIDATE;
                } else {
                    /* A file in an evil fs. Ignore. */
                    trav_session->session->ignored_files++;
                    return;
                }
            } else {
                return;
            }
        }
    }

    RmFile *file = rm_file_new(session, path, statp, file_type, is_prefd,
                               path_index, depth);

    if(file != NULL) {
        file->is_symlink = is_symlink;
        file->is_hidden = is_hidden;
        file->is_on_subvol_fs = is_on_subvol_fs;
		file->link_count = statp->st_nlink;

        rm_file_list_insert_file(file, session);

        g_atomic_int_add(&trav_session->session->total_files, 1);
        rm_fmt_set_state(session->formats, RM_PROGRESS_STATE_TRAVERSE);

        if(trav_session->session->cfg->clear_xattr_fields &&
           file->lint_type == RM_LINT_TYPE_DUPE_CANDIDATE) {
            rm_xattr_clear_hash(session, file);
        }
    }
}