+enum {OPT_VERSION = 1000, OPT_DAEMON, OPT_SENDER, OPT_EXCLUDE, OPT_EXCLUDE_FROM,
+ OPT_FILTER, OPT_COMPARE_DEST, OPT_COPY_DEST, OPT_LINK_DEST, OPT_HELP,
+ OPT_INCLUDE, OPT_INCLUDE_FROM, OPT_MODIFY_WINDOW, OPT_MIN_SIZE,
+ OPT_READ_BATCH, OPT_WRITE_BATCH, OPT_ONLY_WRITE_BATCH, OPT_MAX_SIZE,
+ OPT_REFUSED_BASE = 9000};
+
+static struct poptOption long_options[] = {
+ /* longName, shortName, argInfo, argPtr, value, descrip, argDesc */
+ {"help", 0, POPT_ARG_NONE, 0, OPT_HELP, 0, 0 },
+ {"version", 0, POPT_ARG_NONE, 0, OPT_VERSION, 0, 0},
+ {"verbose", 'v', POPT_ARG_NONE, 0, 'v', 0, 0 },
+ {"no-verbose", 0, POPT_ARG_VAL, &verbose, 0, 0, 0 },
+ {"no-v", 0, POPT_ARG_VAL, &verbose, 0, 0, 0 },
+ {"quiet", 'q', POPT_ARG_NONE, 0, 'q', 0, 0 },
+ {"stats", 0, POPT_ARG_NONE, &do_stats, 0, 0, 0 },
+ {"human-readable", 'h', POPT_ARG_VAL, &human_readable, 1, 0, 0},
+ {"si", 0, POPT_ARG_VAL, &human_readable, 2, 0, 0},
+ {"dry-run", 'n', POPT_ARG_NONE, &dry_run, 0, 0, 0 },
+ {"archive", 'a', POPT_ARG_NONE, 0, 'a', 0, 0 },
+ {"recursive", 'r', POPT_ARG_VAL, &recurse, 2, 0, 0 },
+ {"no-recursive", 0, POPT_ARG_VAL, &recurse, 0, 0, 0 },
+ {"no-r", 0, POPT_ARG_VAL, &recurse, 0, 0, 0 },
+ {"dirs", 'd', POPT_ARG_VAL, &xfer_dirs, 2, 0, 0 },
+ {"no-dirs", 0, POPT_ARG_VAL, &xfer_dirs, 0, 0, 0 },
+ {"no-d", 0, POPT_ARG_VAL, &xfer_dirs, 0, 0, 0 },
+ {"perms", 'p', POPT_ARG_VAL, &preserve_perms, 1, 0, 0 },
+ {"no-perms", 0, POPT_ARG_VAL, &preserve_perms, 0, 0, 0 },
+ {"no-p", 0, POPT_ARG_VAL, &preserve_perms, 0, 0, 0 },
+ {"times", 't', POPT_ARG_VAL, &preserve_times, 1, 0, 0 },
+ {"no-times", 0, POPT_ARG_VAL, &preserve_times, 0, 0, 0 },
+ {"no-t", 0, POPT_ARG_VAL, &preserve_times, 0, 0, 0 },
+ {"omit-dir-times", 'O', POPT_ARG_VAL, &omit_dir_times, 2, 0, 0 },
+ {"modify-window", 0, POPT_ARG_INT, &modify_window, OPT_MODIFY_WINDOW, 0, 0 },
+ {"owner", 'o', POPT_ARG_VAL, &preserve_uid, 1, 0, 0 },
+ {"no-owner", 0, POPT_ARG_VAL, &preserve_uid, 0, 0, 0 },
+ {"no-o", 0, POPT_ARG_VAL, &preserve_uid, 0, 0, 0 },
+ {"group", 'g', POPT_ARG_VAL, &preserve_gid, 1, 0, 0 },
+ {"no-group", 0, POPT_ARG_VAL, &preserve_gid, 0, 0, 0 },
+ {"no-g", 0, POPT_ARG_VAL, &preserve_gid, 0, 0, 0 },
+ {"devices", 'D', POPT_ARG_VAL, &preserve_devices, 1, 0, 0 },
+ {"no-devices", 0, POPT_ARG_VAL, &preserve_devices, 0, 0, 0 },
+ {"no-D", 0, POPT_ARG_VAL, &preserve_devices, 0, 0, 0 },
+ {"links", 'l', POPT_ARG_VAL, &preserve_links, 1, 0, 0 },
+ {"no-links", 0, POPT_ARG_VAL, &preserve_links, 0, 0, 0 },
+ {"no-l", 0, POPT_ARG_VAL, &preserve_links, 0, 0, 0 },
+ {"copy-links", 'L', POPT_ARG_NONE, ©_links, 0, 0, 0 },
+ {"copy-unsafe-links",0, POPT_ARG_NONE, ©_unsafe_links, 0, 0, 0 },
+ {"safe-links", 0, POPT_ARG_NONE, &safe_symlinks, 0, 0, 0 },
+ {"keep-dirlinks", 'K', POPT_ARG_NONE, &keep_dirlinks, 0, 0, 0 },
+ {"hard-links", 'H', POPT_ARG_NONE, &preserve_hard_links, 0, 0, 0 },
+ {"relative", 'R', POPT_ARG_VAL, &relative_paths, 1, 0, 0 },
+ {"no-relative", 0, POPT_ARG_VAL, &relative_paths, 0, 0, 0 },
+ {"no-R", 0, POPT_ARG_VAL, &relative_paths, 0, 0, 0 },
+ {"no-implied-dirs", 0, POPT_ARG_VAL, &implied_dirs, 0, 0, 0 },
+ {"chmod", 0, POPT_ARG_STRING, &chmod_mode, 0, 0, 0 },
+ {"ignore-times", 'I', POPT_ARG_NONE, &ignore_times, 0, 0, 0 },
+ {"size-only", 0, POPT_ARG_NONE, &size_only, 0, 0, 0 },
+ {"one-file-system", 'x', POPT_ARG_NONE, &one_file_system, 0, 0, 0 },
+ {"update", 'u', POPT_ARG_NONE, &update_only, 0, 0, 0 },
+ {"existing", 0, POPT_ARG_NONE, &ignore_non_existing, 0, 0, 0 },
+ {"ignore-non-existing",0,POPT_ARG_NONE, &ignore_non_existing, 0, 0, 0 },
+ {"ignore-existing", 0, POPT_ARG_NONE, &ignore_existing, 0, 0, 0 },
+ {"max-size", 0, POPT_ARG_STRING, &max_size_arg, OPT_MAX_SIZE, 0, 0 },
+ {"min-size", 0, POPT_ARG_STRING, &min_size_arg, OPT_MIN_SIZE, 0, 0 },
+ {"sparse", 'S', POPT_ARG_NONE, &sparse_files, 0, 0, 0 },
+ {"inplace", 0, POPT_ARG_NONE, &inplace, 0, 0, 0 },
+ {"append", 0, POPT_ARG_VAL, &append_mode, 1, 0, 0 },
+ {"del", 0, POPT_ARG_NONE, &delete_during, 0, 0, 0 },
+ {"delete", 0, POPT_ARG_NONE, &delete_mode, 0, 0, 0 },
+ {"delete-before", 0, POPT_ARG_VAL, &delete_before, 2, 0, 0 },
+ {"delete-during", 0, POPT_ARG_NONE, &delete_during, 0, 0, 0 },
+ {"delete-after", 0, POPT_ARG_NONE, &delete_after, 0, 0, 0 },
+ {"delete-excluded", 0, POPT_ARG_NONE, &delete_excluded, 0, 0, 0 },
+ {"remove-sent-files",0, POPT_ARG_NONE, &remove_sent_files, 0, 0, 0 },
+ {"force", 0, POPT_ARG_NONE, &force_delete, 0, 0, 0 },
+ {"ignore-errors", 0, POPT_ARG_NONE, &ignore_errors, 0, 0, 0 },
+ {"max-delete", 0, POPT_ARG_INT, &max_delete, 0, 0, 0 },
+ {0, 'F', POPT_ARG_NONE, 0, 'F', 0, 0 },
+ {"filter", 'f', POPT_ARG_STRING, 0, OPT_FILTER, 0, 0 },
+ {"exclude", 0, POPT_ARG_STRING, 0, OPT_EXCLUDE, 0, 0 },
+ {"include", 0, POPT_ARG_STRING, 0, OPT_INCLUDE, 0, 0 },
+ {"exclude-from", 0, POPT_ARG_STRING, 0, OPT_EXCLUDE_FROM, 0, 0 },
+ {"include-from", 0, POPT_ARG_STRING, 0, OPT_INCLUDE_FROM, 0, 0 },
+ {"cvs-exclude", 'C', POPT_ARG_NONE, &cvs_exclude, 0, 0, 0 },
+ {"whole-file", 'W', POPT_ARG_VAL, &whole_file, 1, 0, 0 },
+ {"no-whole-file", 0, POPT_ARG_VAL, &whole_file, 0, 0, 0 },
+ {"no-W", 0, POPT_ARG_VAL, &whole_file, 0, 0, 0 },
+ {"checksum", 'c', POPT_ARG_NONE, &always_checksum, 0, 0, 0 },
+ {"block-size", 'B', POPT_ARG_LONG, &block_size, 0, 0, 0 },
+ {"compare-dest", 0, POPT_ARG_STRING, 0, OPT_COMPARE_DEST, 0, 0 },
+ {"copy-dest", 0, POPT_ARG_STRING, 0, OPT_COPY_DEST, 0, 0 },
+ {"link-dest", 0, POPT_ARG_STRING, 0, OPT_LINK_DEST, 0, 0 },
+ {"fuzzy", 'y', POPT_ARG_NONE, &fuzzy_basis, 0, 0, 0 },
+ {"compress", 'z', POPT_ARG_NONE, 0, 'z', 0, 0 },
+ {"compress-level", 0, POPT_ARG_INT, &def_compress_level, 'z', 0, 0 },
+ {0, 'P', POPT_ARG_NONE, 0, 'P', 0, 0 },
+ {"progress", 0, POPT_ARG_VAL, &do_progress, 1, 0, 0 },
+ {"no-progress", 0, POPT_ARG_VAL, &do_progress, 0, 0, 0 },
+ {"partial", 0, POPT_ARG_VAL, &keep_partial, 1, 0, 0 },
+ {"no-partial", 0, POPT_ARG_VAL, &keep_partial, 0, 0, 0 },
+ {"partial-dir", 0, POPT_ARG_STRING, &partial_dir, 0, 0, 0 },
+ {"delay-updates", 0, POPT_ARG_NONE, &delay_updates, 0, 0, 0 },
+ {"log-format", 0, POPT_ARG_STRING, &log_format, 0, 0, 0 },
+ {"itemize-changes", 'i', POPT_ARG_NONE, &itemize_changes, 0, 0, 0 },
+ {"bwlimit", 0, POPT_ARG_INT, &bwlimit, 0, 0, 0 },
+ {"backup", 'b', POPT_ARG_NONE, &make_backups, 0, 0, 0 },
+ {"backup-dir", 0, POPT_ARG_STRING, &backup_dir, 0, 0, 0 },
+ {"suffix", 0, POPT_ARG_STRING, &backup_suffix, 0, 0, 0 },
+ {"list-only", 0, POPT_ARG_VAL, &list_only, 2, 0, 0 },
+ {"read-batch", 0, POPT_ARG_STRING, &batch_name, OPT_READ_BATCH, 0, 0 },
+ {"write-batch", 0, POPT_ARG_STRING, &batch_name, OPT_WRITE_BATCH, 0, 0 },
+ {"only-write-batch", 0, POPT_ARG_STRING, &batch_name, OPT_ONLY_WRITE_BATCH, 0, 0 },
+ {"files-from", 0, POPT_ARG_STRING, &files_from, 0, 0, 0 },
+ {"from0", '0', POPT_ARG_NONE, &eol_nulls, 0, 0, 0},
+ {"numeric-ids", 0, POPT_ARG_NONE, &numeric_ids, 0, 0, 0 },
+ {"timeout", 0, POPT_ARG_INT, &io_timeout, 0, 0, 0 },
+ {"rsh", 'e', POPT_ARG_STRING, &shell_cmd, 0, 0, 0 },
+ {"rsync-path", 0, POPT_ARG_STRING, &rsync_path, 0, 0, 0 },
+ {"temp-dir", 'T', POPT_ARG_STRING, &tmpdir, 0, 0, 0 },
+#ifdef INET6
+ {"ipv4", '4', POPT_ARG_VAL, &default_af_hint, AF_INET, 0, 0 },
+ {"ipv6", '6', POPT_ARG_VAL, &default_af_hint, AF_INET6, 0, 0 },
+#endif
+ {"address", 0, POPT_ARG_STRING, &bind_address, 0, 0, 0 },
+ {"port", 0, POPT_ARG_INT, &rsync_port, 0, 0, 0 },
+ {"password-file", 0, POPT_ARG_STRING, &password_file, 0, 0, 0 },
+ {"blocking-io", 0, POPT_ARG_VAL, &blocking_io, 1, 0, 0 },
+ {"no-blocking-io", 0, POPT_ARG_VAL, &blocking_io, 0, 0, 0 },
+ {"protocol", 0, POPT_ARG_INT, &protocol_version, 0, 0, 0 },
+ {"checksum-seed", 0, POPT_ARG_INT, &checksum_seed, 0, 0, 0 },
+ {"server", 0, POPT_ARG_NONE, &am_server, 0, 0, 0 },
+ {"sender", 0, POPT_ARG_NONE, 0, OPT_SENDER, 0, 0 },
+ /* All the following options switch us into daemon-mode option-parsing. */
+ {"config", 0, POPT_ARG_STRING, 0, OPT_DAEMON, 0, 0 },
+ {"daemon", 0, POPT_ARG_NONE, 0, OPT_DAEMON, 0, 0 },
+ {"detach", 0, POPT_ARG_NONE, 0, OPT_DAEMON, 0, 0 },
+ {"no-detach", 0, POPT_ARG_NONE, 0, OPT_DAEMON, 0, 0 },
+ {0,0,0,0, 0, 0, 0}
+};
+
+static void daemon_usage(enum logcode F)
+{
+ print_rsync_version(F);
+
+ rprintf(F,"\nUsage: rsync --daemon [OPTION]...\n");
+ rprintf(F," --address=ADDRESS bind to the specified address\n");
+ rprintf(F," --bwlimit=KBPS limit I/O bandwidth; KBytes per second\n");
+ rprintf(F," --config=FILE specify alternate rsyncd.conf file\n");
+ rprintf(F," --no-detach do not detach from the parent\n");
+ rprintf(F," --port=PORT listen on alternate port number\n");
+ rprintf(F," -v, --verbose increase verbosity\n");
+#ifdef INET6
+ rprintf(F," -4, --ipv4 prefer IPv4\n");
+ rprintf(F," -6, --ipv6 prefer IPv6\n");
+#endif
+ rprintf(F," --help show this help screen\n");
+
+ rprintf(F,"\nIf you were not trying to invoke rsync as a daemon, avoid using any of the\n");
+ rprintf(F,"daemon-specific rsync options. See also the rsyncd.conf(5) man page.\n");
+}
+
+static struct poptOption long_daemon_options[] = {
+ /* longName, shortName, argInfo, argPtr, value, descrip, argDesc */
+ {"address", 0, POPT_ARG_STRING, &bind_address, 0, 0, 0 },
+ {"bwlimit", 0, POPT_ARG_INT, &daemon_bwlimit, 0, 0, 0 },
+ {"config", 0, POPT_ARG_STRING, &config_file, 0, 0, 0 },
+ {"daemon", 0, POPT_ARG_NONE, &daemon_opt, 0, 0, 0 },
+#ifdef INET6
+ {"ipv4", '4', POPT_ARG_VAL, &default_af_hint, AF_INET, 0, 0 },
+ {"ipv6", '6', POPT_ARG_VAL, &default_af_hint, AF_INET6, 0, 0 },
+#endif
+ {"detach", 0, POPT_ARG_VAL, &no_detach, 0, 0, 0 },
+ {"no-detach", 0, POPT_ARG_VAL, &no_detach, 1, 0, 0 },
+ {"port", 0, POPT_ARG_INT, &rsync_port, 0, 0, 0 },
+ {"protocol", 0, POPT_ARG_INT, &protocol_version, 0, 0, 0 },
+ {"server", 0, POPT_ARG_NONE, &am_server, 0, 0, 0 },
+ {"temp-dir", 'T', POPT_ARG_STRING, &tmpdir, 0, 0, 0 },
+ {"verbose", 'v', POPT_ARG_NONE, 0, 'v', 0, 0 },
+ {"no-verbose", 0, POPT_ARG_VAL, &verbose, 0, 0, 0 },
+ {"no-v", 0, POPT_ARG_VAL, &verbose, 0, 0, 0 },
+ {"help", 'h', POPT_ARG_NONE, 0, 'h', 0, 0 },
+ {0,0,0,0, 0, 0, 0}
+};
+
+
+static char err_buf[200];
+
+
+/**
+ * Store the option error message, if any, so that we can log the
+ * connection attempt (which requires parsing the options), and then
+ * show the error later on.
+ **/
+void option_error(void)
+{
+ if (!err_buf[0]) {
+ strcpy(err_buf, "Error parsing options: "
+ "option may be supported on client but not on server?\n");
+ }
+
+ rprintf(FERROR, RSYNC_NAME ": %s", err_buf);
+}
+
+
+/**
+ * Tweak the option table to disable all options that the rsyncd.conf
+ * file has told us to refuse.
+ **/
+static void set_refuse_options(char *bp)
+{
+ struct poptOption *op;
+ char *cp, shortname[2];
+ int is_wild, found_match;
+
+ shortname[1] = '\0';
+
+ while (1) {
+ while (*bp == ' ') bp++;
+ if (!*bp)
+ break;
+ if ((cp = strchr(bp, ' ')) != NULL)
+ *cp= '\0';
+ is_wild = strpbrk(bp, "*?[") != NULL;
+ found_match = 0;
+ for (op = long_options; ; op++) {
+ *shortname = op->shortName;
+ if (!op->longName && !*shortname)
+ break;
+ if ((op->longName && wildmatch(bp, op->longName))
+ || (*shortname && wildmatch(bp, shortname))) {
+ if (op->argInfo == POPT_ARG_VAL)
+ op->argInfo = POPT_ARG_NONE;
+ op->val = (op - long_options) + OPT_REFUSED_BASE;
+ found_match = 1;
+ /* These flags are set to let us easily check
+ * an implied option later in the code. */
+ switch (*shortname) {
+ case 'r': case 'd': case 'l': case 'p':
+ case 't': case 'g': case 'o': case 'D':
+ refused_archive_part = op->val;
+ break;
+ case 'z':
+ refused_compress = op->val;
+ break;
+ case '\0':
+ if (wildmatch("delete", op->longName))
+ refused_delete = op->val;
+ else if (wildmatch("delete-before", op->longName))
+ refused_delete_before = op->val;
+ else if (wildmatch("partial", op->longName))
+ refused_partial = op->val;
+ else if (wildmatch("progress", op->longName))
+ refused_progress = op->val;
+ else if (wildmatch("inplace", op->longName))
+ refused_inplace = op->val;
+ break;
+ }
+ if (!is_wild)
+ break;
+ }
+ }
+ if (!found_match) {
+ rprintf(FLOG, "No match for refuse-options string \"%s\"\n",
+ bp);
+ }
+ if (!cp)
+ break;
+ *cp = ' ';
+ bp = cp + 1;
+ }
+
+ for (op = long_options; ; op++) {
+ *shortname = op->shortName;
+ if (!op->longName && !*shortname)
+ break;
+ if (op->val == OPT_DAEMON) {
+ if (op->argInfo == POPT_ARG_VAL)
+ op->argInfo = POPT_ARG_NONE;
+ op->val = (op - long_options) + OPT_REFUSED_BASE;
+ }
+ }
+}
+
+
+static int count_args(const char **argv)
+{
+ int i = 0;
+
+ if (argv) {
+ while (argv[i] != NULL)
+ i++;
+ }
+
+ return i;
+}
+
+
+static OFF_T parse_size_arg(char **size_arg, char def_suf)
+{
+ int reps, mult, make_compatible = 0;
+ const char *arg;
+ OFF_T size = 1;
+
+ for (arg = *size_arg; isdigit(*(uchar*)arg); arg++) {}
+ if (*arg == '.')
+ for (arg++; isdigit(*(uchar*)arg); arg++) {}
+ switch (*arg && *arg != '+' && *arg != '-' ? *arg++ : def_suf) {
+ case 'b': case 'B':
+ reps = 0;
+ break;
+ case 'k': case 'K':
+ reps = 1;
+ break;
+ case 'm': case 'M':
+ reps = 2;
+ break;
+ case 'g': case 'G':
+ reps = 3;
+ break;
+ default:
+ return -1;
+ }
+ if (*arg == 'b' || *arg == 'B')
+ mult = 1000, make_compatible = 1, arg++;
+ else if (!*arg || *arg == '+' || *arg == '-')
+ mult = 1024;
+ else if (strncasecmp(arg, "ib", 2) == 0)
+ mult = 1024, arg += 2;
+ else
+ return -1;
+ while (reps--)
+ size *= mult;
+ size *= atof(*size_arg);
+ if ((*arg == '+' || *arg == '-') && arg[1] == '1')
+ size += atoi(arg), make_compatible = 1, arg += 2;
+ if (*arg)
+ return -1;
+ if (size > 0 && make_compatible) {
+ /* We convert this manually because we may need %lld precision,
+ * and that's not a portable sprintf() escape. */
+ char buf[128], *s = buf + sizeof buf - 1;
+ OFF_T num = size;
+ *s = '\0';
+ while (num) {
+ *--s = (num % 10) + '0';
+ num /= 10;
+ }
+ if (!(*size_arg = strdup(s)))
+ out_of_memory("parse_size_arg");
+ }
+ return size;
+}
+
+
+static void create_refuse_error(int which)
+{
+ /* The "which" value is the index + OPT_REFUSED_BASE. */
+ struct poptOption *op = &long_options[which - OPT_REFUSED_BASE];
+ int n = snprintf(err_buf, sizeof err_buf,
+ "The server is configured to refuse --%s\n",
+ op->longName) - 1;
+ if (op->shortName) {
+ snprintf(err_buf + n, sizeof err_buf - n,
+ " (-%c)\n", op->shortName);
+ }
+}
+
+
+/**
+ * Process command line arguments. Called on both local and remote.
+ *
+ * @retval 1 if all options are OK; with globals set to appropriate
+ * values
+ *
+ * @retval 0 on error, with err_buf containing an explanation
+ **/
+int parse_arguments(int *argc, const char ***argv, int frommain)