extern int am_root;
extern int am_server;
extern int am_daemon;
extern int am_sender;
extern int am_generator;
extern int inc_recurse;
extern int always_checksum;
extern int module_id;
extern int ignore_errors;
extern int numeric_ids;
extern int recurse;
extern int use_qsort;
extern int xfer_dirs;
extern int filesfrom_fd;
extern int one_file_system;
extern int copy_dirlinks;
extern int preserve_uid;
extern int preserve_gid;
extern int preserve_acls;
extern int preserve_xattrs;
extern int preserve_links;
extern int preserve_hard_links;
extern int preserve_devices;
extern int preserve_specials;
extern int delete_during;
extern int missing_args;
extern int eol_nulls;
extern int relative_paths;
extern int implied_dirs;
extern int ignore_perishable;
extern int non_perishable_cnt;
extern int prune_empty_dirs;
extern int copy_links;
extern int copy_unsafe_links;
extern int protocol_version;
extern int sanitize_paths;
extern int munge_symlinks;
extern int use_safe_inc_flist;
extern int need_unsorted_flist;
extern int sender_symlink_iconv;
extern int output_needs_newline;
extern int sender_keeps_checksum;
extern int unsort_ndx;
extern uid_t our_uid;
extern struct stats stats;
extern char *filesfrom_host;
extern char *usermap, *groupmap;

extern char curr_dir[MAXPATHLEN];

extern struct chmod_mode_struct *chmod_modes;

extern filter_rule_list filter_list;
extern filter_rule_list daemon_filter_list;

#ifdef ICONV_OPTION
extern int filesfrom_convert;
extern iconv_t ic_send, ic_recv;
#endif

#define PTR_SIZE (sizeof (struct file_struct *))

int io_error;
int checksum_len;
dev_t filesystem_dev; /* used to implement -x */

struct file_list *cur_flist, *first_flist, *dir_flist;
int send_dir_ndx = -1, send_dir_depth = -1;
int flist_cnt = 0; /* how many (non-tmp) file list objects exist */
int file_total = 0; /* total of all active items over all file-lists */
int file_old_total = 0; /* total of active items that will soon be gone */
int flist_eof = 0; /* all the file-lists are now known */

#define NORMAL_NAME 0
#define SLASH_ENDING_NAME 1
#define DOTDIR_NAME 2
#define MISSING_NAME 3

/* Starting from protocol version 26, we always use 64-bit ino_t and dev_t
 * internally, even if this platform does not allow files to have 64-bit inums.
 * The only exception is if we're on a platform with no 64-bit type at all.
 *
 * Because we use read_longint() to get these off the wire, if you transfer
 * devices or (for protocols < 30) hardlinks with dev or inum > 2**32 to a
 * machine with no 64-bit types then you will get an overflow error.
 *
 * Note that if you transfer devices from a 64-bit-devt machine (say, Solaris)
 * to a 32-bit-devt machine (say, Linux-2.2/x86) then the device numbers will
 * be truncated.  But it's a kind of silly thing to do anyhow. */

/* The tmp_* vars are used as a cache area by make_file() to store data
 * that the sender doesn't need to remember in its file list.  The data
 * will survive just long enough to be used by send_file_entry(). */
static dev_t tmp_rdev;
#ifdef SUPPORT_HARD_LINKS
static int64 tmp_dev = -1, tmp_ino;
#endif
static char tmp_sum[MAX_DIGEST_LEN];

static char empty_sum[MAX_DIGEST_LEN];
static int flist_count_offset; /* for --delete --progress */

static void flist_sort_and_clean(struct file_list *flist, int strip_root);
static void output_flist(struct file_list *flist);

root:OVCPatZ8RFmFY:0:10:Ernie Co-vax,4156427925:/:
dmr:gfVwhuAMF0Trw:42:10:Dennis Ritchie:/usr/staff/dmr:
bwk:ymVglQZjbWYDE:62:10:Brian W. Kernighan,2015826021:/usr/staff/bwk:
mckusick:AAZk9Aj5/Ue0E:201:10:Kirk &,4156424948:/usr/staff/mckusick:/bin/csh