* Copyright (C) 2002-2007 Wayne Davison
*
* This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License version 2 as
- * published by the Free Software Foundation.
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 3 of the License, or
+ * (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License along
- * with this program; if not, write to the Free Software Foundation, Inc.,
- * 51 Franklin Street - Fifth Floor, Boston, MA 02110-1301, USA.
+ * with this program; if not, visit the http://fsf.org website.
*/
#include "rsync.h"
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 preserve_hard_links;
extern int preserve_devices;
extern int preserve_specials;
-extern int preserve_uid;
-extern int preserve_gid;
+extern int uid_ndx;
+extern int gid_ndx;
+extern int eol_nulls;
extern int relative_paths;
extern int implied_dirs;
extern int file_extra_cnt;
extern int protocol_version;
extern int sanitize_paths;
extern struct stats stats;
+extern char *filesfrom_host;
extern char curr_dir[MAXPATHLEN];
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 */
int file_total = 0; /* total of all active items over all file-lists */
int flist_eof = 0; /* all the file-lists are now known */
+/* 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(). */
if (do_progress) {
/* This overwrites the progress line */
rprintf(FINFO, "%d file%sto consider\n",
- flist->count, flist->count == 1 ? " " : "s ");
+ flist->used, flist->used == 1 ? " " : "s ");
} else
rprintf(FINFO, "done\n");
}
static int pathname_len;
-/* Make sure flist can hold at least flist->count + extra entries. */
+/* Make sure flist can hold at least flist->used + extra entries. */
static void flist_expand(struct file_list *flist, int extra)
{
struct file_struct **new_ptr;
- if (flist->count + extra <= flist->malloced)
+ if (flist->used + extra <= flist->malloced)
return;
if (flist->malloced < FLIST_START)
/* In case count jumped or we are starting the list
* with a known size just set it. */
- if (flist->malloced < flist->count + extra)
- flist->malloced = flist->count + extra;
+ if (flist->malloced < flist->used + extra)
+ flist->malloced = flist->used + extra;
new_ptr = realloc_array(flist->files, struct file_struct *,
flist->malloced);
if (verbose >= 2 && flist->malloced != FLIST_START) {
- rprintf(FCLIENT, "[%s] expand file_list to %.0f bytes, did%s move\n",
+ rprintf(FCLIENT, "[%s] expand file_list pointer array to %.0f bytes, did%s move\n",
who_am_i(),
(double)sizeof flist->files[0] * flist->malloced,
(new_ptr == flist->files) ? " not" : "");
out_of_memory("flist_expand");
}
+static void flist_done_allocating(struct file_list *flist)
+{
+ void *ptr = pool_boundary(flist->file_pool, 8*1024);
+ if (flist->pool_boundary == ptr)
+ flist->pool_boundary = NULL; /* list didn't use any pool memory */
+ else
+ flist->pool_boundary = ptr;
+}
+
int push_pathname(const char *dir, int len)
{
if (dir == pathname)
return 1;
}
-static void send_file_entry(int f, struct file_struct *file, int ndx)
+static void send_file_entry(int f, struct file_struct *file, int ndx, int first_ndx)
{
static time_t modtime;
static mode_t mode;
char fname[MAXPATHLEN];
int first_hlink_ndx = -1;
int l1, l2;
- int flags;
+ int xflags;
#ifdef ICONV_OPTION
if (ic_send != (iconv_t)-1) {
#endif
f_name(file, fname);
- flags = file->flags & FLAG_TOP_DIR; /* FLAG_TOP_DIR == XMIT_TOP_DIR */
+ xflags = file->flags & FLAG_TOP_DIR; /* FLAG_TOP_DIR == XMIT_TOP_DIR */
if (file->mode == mode)
- flags |= XMIT_SAME_MODE;
+ xflags |= XMIT_SAME_MODE;
else
mode = file->mode;
+
+ if (protocol_version >= 30 && S_ISDIR(mode) && !(file->flags & FLAG_XFER_DIR))
+ xflags |= XMIT_NON_XFER_DIR;
+
if ((preserve_devices && IS_DEVICE(mode))
|| (preserve_specials && IS_SPECIAL(mode))) {
if (protocol_version < 28) {
if (tmp_rdev == rdev)
- flags |= XMIT_SAME_RDEV_pre28;
+ xflags |= XMIT_SAME_RDEV_pre28;
else
rdev = tmp_rdev;
} else {
rdev = tmp_rdev;
if ((uint32)major(rdev) == rdev_major)
- flags |= XMIT_SAME_RDEV_MAJOR;
+ xflags |= XMIT_SAME_RDEV_MAJOR;
else
rdev_major = major(rdev);
if (protocol_version < 30 && (uint32)minor(rdev) <= 0xFFu)
- flags |= XMIT_RDEV_MINOR_8_pre30;
+ xflags |= XMIT_RDEV_MINOR_8_pre30;
}
} else if (protocol_version < 28)
rdev = MAKEDEV(0, 0);
- if (preserve_uid) {
+ if (uid_ndx) {
if ((uid_t)F_OWNER(file) == uid && *lastname)
- flags |= XMIT_SAME_UID;
+ xflags |= XMIT_SAME_UID;
else {
uid = F_OWNER(file);
- if (preserve_uid && !numeric_ids) {
+ if (uid_ndx && !numeric_ids) {
user_name = add_uid(uid);
if (inc_recurse && user_name)
- flags |= XMIT_USER_NAME_FOLLOWS;
+ xflags |= XMIT_USER_NAME_FOLLOWS;
}
}
}
- if (preserve_gid) {
+ if (gid_ndx) {
if ((gid_t)F_GROUP(file) == gid && *lastname)
- flags |= XMIT_SAME_GID;
+ xflags |= XMIT_SAME_GID;
else {
gid = F_GROUP(file);
- if (preserve_gid && !numeric_ids) {
+ if (gid_ndx && !numeric_ids) {
group_name = add_gid(gid);
if (inc_recurse && group_name)
- flags |= XMIT_GROUP_NAME_FOLLOWS;
+ xflags |= XMIT_GROUP_NAME_FOLLOWS;
}
}
}
if (file->modtime == modtime)
- flags |= XMIT_SAME_TIME;
+ xflags |= XMIT_SAME_TIME;
else
modtime = file->modtime;
#ifdef SUPPORT_HARD_LINKS
if (tmp_dev != 0) {
if (protocol_version >= 30) {
- struct idev_node *np = idev_node(tmp_dev, tmp_ino);
+ struct ht_int64_node *np = idev_find(tmp_dev, tmp_ino);
first_hlink_ndx = (int32)(long)np->data - 1;
if (first_hlink_ndx < 0) {
- np->data = (void*)(long)(ndx + 1);
- flags |= XMIT_HLINK_FIRST;
+ np->data = (void*)(long)(ndx + first_ndx + 1);
+ xflags |= XMIT_HLINK_FIRST;
}
- flags |= XMIT_HLINKED;
+ xflags |= XMIT_HLINKED;
} else {
if (tmp_dev == dev) {
if (protocol_version >= 28)
- flags |= XMIT_SAME_DEV_pre30;
+ xflags |= XMIT_SAME_DEV_pre30;
} else
dev = tmp_dev;
- flags |= XMIT_HLINKED;
+ xflags |= XMIT_HLINKED;
}
}
#endif
l2 = strlen(fname+l1);
if (l1 > 0)
- flags |= XMIT_SAME_NAME;
+ xflags |= XMIT_SAME_NAME;
if (l2 > 255)
- flags |= XMIT_LONG_NAME;
+ xflags |= XMIT_LONG_NAME;
/* We must make sure we don't send a zero flag byte or the
* other end will terminate the flist transfer. Note that
* the use of XMIT_TOP_DIR on a non-dir has no meaning, so
* it's harmless way to add a bit to the first flag byte. */
if (protocol_version >= 28) {
- if (!flags && !S_ISDIR(mode))
- flags |= XMIT_TOP_DIR;
- if ((flags & 0xFF00) || !flags) {
- flags |= XMIT_EXTENDED_FLAGS;
- write_shortint(f, flags);
+ if (!xflags && !S_ISDIR(mode))
+ xflags |= XMIT_TOP_DIR;
+ if ((xflags & 0xFF00) || !xflags) {
+ xflags |= XMIT_EXTENDED_FLAGS;
+ write_shortint(f, xflags);
} else
- write_byte(f, flags);
+ write_byte(f, xflags);
} else {
- if (!(flags & 0xFF))
- flags |= S_ISDIR(mode) ? XMIT_LONG_NAME : XMIT_TOP_DIR;
- write_byte(f, flags);
+ if (!(xflags & 0xFF))
+ xflags |= S_ISDIR(mode) ? XMIT_LONG_NAME : XMIT_TOP_DIR;
+ write_byte(f, xflags);
}
- if (flags & XMIT_SAME_NAME)
+ if (xflags & XMIT_SAME_NAME)
write_byte(f, l1);
- if (flags & XMIT_LONG_NAME)
+ if (xflags & XMIT_LONG_NAME)
write_varint30(f, l2);
else
write_byte(f, l2);
write_buf(f, fname + l1, l2);
if (first_hlink_ndx >= 0) {
- write_varint30(f, first_hlink_ndx);
- goto the_end;
+ write_varint(f, first_hlink_ndx);
+ if (first_hlink_ndx >= first_ndx)
+ goto the_end;
}
write_varlong30(f, F_LENGTH(file), 3);
- if (!(flags & XMIT_SAME_TIME)) {
+ if (!(xflags & XMIT_SAME_TIME)) {
if (protocol_version >= 30)
write_varlong(f, modtime, 4);
else
write_int(f, modtime);
}
- if (!(flags & XMIT_SAME_MODE))
+ if (!(xflags & XMIT_SAME_MODE))
write_int(f, to_wire_mode(mode));
- if (preserve_uid && !(flags & XMIT_SAME_UID)) {
+ if (uid_ndx && !(xflags & XMIT_SAME_UID)) {
if (protocol_version < 30)
write_int(f, uid);
else {
write_varint(f, uid);
- if (flags & XMIT_USER_NAME_FOLLOWS) {
+ if (xflags & XMIT_USER_NAME_FOLLOWS) {
int len = strlen(user_name);
write_byte(f, len);
write_buf(f, user_name, len);
}
}
}
- if (preserve_gid && !(flags & XMIT_SAME_GID)) {
+ if (gid_ndx && !(xflags & XMIT_SAME_GID)) {
if (protocol_version < 30)
write_int(f, gid);
else {
write_varint(f, gid);
- if (flags & XMIT_GROUP_NAME_FOLLOWS) {
+ if (xflags & XMIT_GROUP_NAME_FOLLOWS) {
int len = strlen(group_name);
write_byte(f, len);
write_buf(f, group_name, len);
if ((preserve_devices && IS_DEVICE(mode))
|| (preserve_specials && IS_SPECIAL(mode))) {
if (protocol_version < 28) {
- if (!(flags & XMIT_SAME_RDEV_pre28))
+ if (!(xflags & XMIT_SAME_RDEV_pre28))
write_int(f, (int)rdev);
} else {
- if (!(flags & XMIT_SAME_RDEV_MAJOR))
+ if (!(xflags & XMIT_SAME_RDEV_MAJOR))
write_varint30(f, major(rdev));
if (protocol_version >= 30)
write_varint(f, minor(rdev));
- else if (flags & XMIT_RDEV_MINOR_8_pre30)
+ else if (xflags & XMIT_RDEV_MINOR_8_pre30)
write_byte(f, minor(rdev));
else
write_int(f, minor(rdev));
write_int(f, (int32)tmp_ino);
} else {
/* 64-bit dev_t and ino_t */
- if (!(flags & XMIT_SAME_DEV_pre30))
+ if (!(xflags & XMIT_SAME_DEV_pre30))
write_longint(f, dev);
write_longint(f, tmp_ino);
}
#ifdef SUPPORT_HARD_LINKS
if (protocol_version >= 30
&& BITS_SETnUNSET(xflags, XMIT_HLINKED, XMIT_HLINK_FIRST)) {
- struct file_struct *first;
- first_hlink_ndx = read_varint30(f);
- if (first_hlink_ndx < 0 || first_hlink_ndx >= flist->count) {
+ first_hlink_ndx = read_varint(f);
+ if (first_hlink_ndx < 0 || first_hlink_ndx >= flist->ndx_start + flist->used) {
rprintf(FERROR,
"hard-link reference out of range: %d (%d)\n",
- first_hlink_ndx, flist->count);
+ first_hlink_ndx, flist->ndx_start + flist->used);
exit_cleanup(RERR_PROTOCOL);
}
- first = flist->files[first_hlink_ndx];
- file_length = F_LENGTH(first);
- modtime = first->modtime;
- mode = first->mode;
- if (preserve_uid)
- uid = F_OWNER(first);
- if (preserve_gid)
- gid = F_GROUP(first);
- if ((preserve_devices && IS_DEVICE(mode))
- || (preserve_specials && IS_SPECIAL(mode))) {
- uint32 *devp = F_RDEV_P(first);
- rdev = MAKEDEV(DEV_MAJOR(devp), DEV_MINOR(devp));
- extra_len += 2 * EXTRA_LEN;
- }
- if (preserve_links && S_ISLNK(mode))
- linkname_len = strlen(F_SYMLINK(first)) + 1;
- else
- linkname_len = 0;
- goto create_object;
+ if (first_hlink_ndx >= flist->ndx_start) {
+ struct file_struct *first = flist->files[first_hlink_ndx - flist->ndx_start];
+ file_length = F_LENGTH(first);
+ modtime = first->modtime;
+ mode = first->mode;
+ if (uid_ndx)
+ uid = F_OWNER(first);
+ if (gid_ndx)
+ gid = F_GROUP(first);
+ if ((preserve_devices && IS_DEVICE(mode))
+ || (preserve_specials && IS_SPECIAL(mode))) {
+ uint32 *devp = F_RDEV_P(first);
+ rdev = MAKEDEV(DEV_MAJOR(devp), DEV_MINOR(devp));
+ extra_len += DEV_EXTRA_CNT * EXTRA_LEN;
+ }
+ if (preserve_links && S_ISLNK(mode))
+ linkname_len = strlen(F_SYMLINK(first)) + 1;
+ else
+ linkname_len = 0;
+ goto create_object;
+ }
}
#endif
if (chmod_modes && !S_ISLNK(mode))
mode = tweak_mode(mode, chmod_modes);
- if (preserve_uid && !(xflags & XMIT_SAME_UID)) {
+ if (uid_ndx && !(xflags & XMIT_SAME_UID)) {
if (protocol_version < 30)
uid = (uid_t)read_int(f);
else {
uid = match_uid(uid);
}
}
- if (preserve_gid && !(xflags & XMIT_SAME_GID)) {
+ if (gid_ndx && !(xflags & XMIT_SAME_GID)) {
if (protocol_version < 30)
gid = (gid_t)read_int(f);
else {
rdev_minor = read_int(f);
rdev = MAKEDEV(rdev_major, rdev_minor);
}
- extra_len += 2 * EXTRA_LEN;
+ extra_len += DEV_EXTRA_CNT * EXTRA_LEN;
file_length = 0;
} else if (protocol_version < 28)
rdev = MAKEDEV(0, 0);
if (protocol_version < 28 && S_ISREG(mode))
xflags |= XMIT_HLINKED;
if (xflags & XMIT_HLINKED)
- extra_len += EXTRA_LEN;
+ extra_len += (inc_recurse+1) * EXTRA_LEN;
}
#endif
if (inc_recurse && S_ISDIR(mode)) {
if (one_file_system) {
/* Room to save the dir's device for -x */
- extra_len += 2 * EXTRA_LEN;
+ extra_len += DEV_EXTRA_CNT * EXTRA_LEN;
}
pool = dir_flist->file_pool;
} else
OPT_EXTRA(file, 0)->unum = (uint32)(file_length >> 32);
}
file->mode = mode;
- if (preserve_uid)
+ if (uid_ndx)
F_OWNER(file) = uid;
- if (preserve_gid) {
+ if (gid_ndx) {
F_GROUP(file) = gid;
file->flags |= gid_flags;
}
#ifdef ICONV_OPTION
if (ic_ndx)
- F_NDX(file) = flist->count + flist->ndx_start;
+ F_NDX(file) = flist->used + flist->ndx_start;
#endif
if (basename != thisname) {
&& lastname[del_hier_name_len-2] == '/')
del_hier_name_len -= 2;
file->flags |= FLAG_TOP_DIR | FLAG_XFER_DIR;
+ } else if (protocol_version >= 30) {
+ if (!(xflags & XMIT_NON_XFER_DIR))
+ file->flags |= FLAG_XFER_DIR;
} else if (in_del_hier) {
if (!relative_paths || !del_hier_name_len
|| (l1 >= del_hier_name_len
#ifdef SUPPORT_LINKS
if (linkname_len) {
bp = (char*)file->basename + basename_len;
- if (first_hlink_ndx >= 0) {
- struct file_struct *first = flist->files[first_hlink_ndx];
+ if (first_hlink_ndx >= flist->ndx_start) {
+ struct file_struct *first = flist->files[first_hlink_ndx - flist->ndx_start];
memcpy(bp, F_SYMLINK(first), linkname_len);
} else
read_sbuf(f, bp, linkname_len - 1);
if (preserve_hard_links && xflags & XMIT_HLINKED) {
if (protocol_version >= 30) {
F_HL_GNUM(file) = xflags & XMIT_HLINK_FIRST
- ? flist->count : first_hlink_ndx;
+ ? flist->ndx_start + flist->used
+ : first_hlink_ndx;
} else {
static int32 cnt = 0;
- struct idev_node *np;
+ struct ht_int64_node *np;
int64 ino;
int32 ndx;
if (protocol_version < 26) {
dev = read_longint(f);
ino = read_longint(f);
}
- np = idev_node(dev, ino);
+ np = idev_find(dev, ino);
ndx = (int32)(long)np->data - 1;
if (ndx < 0) {
ndx = cnt++;
if (always_checksum && (S_ISREG(mode) || protocol_version < 28)) {
if (S_ISREG(mode))
- bp = (char*)F_SUM(file);
+ bp = F_SUM(file);
else {
/* Prior to 28, we get a useless set of nulls. */
bp = tmp_sum;
}
- if (first_hlink_ndx >= 0) {
- struct file_struct *first = flist->files[first_hlink_ndx];
+ if (first_hlink_ndx >= flist->ndx_start) {
+ struct file_struct *first = flist->files[first_hlink_ndx - flist->ndx_start];
memcpy(bp, F_SUM(first), checksum_len);
} else
read_buf(f, bp, checksum_len);
return file;
}
-/**
- * Create a file_struct for a named file by reading its stat()
- * information and performing extensive checks against global
- * options.
- *
- * @return the new file, or NULL if there was an error or this file
- * should be excluded.
+/* Create a file_struct for a named file by reading its stat() information
+ * and performing extensive checks against global options.
*
- * @todo There is a small optimization opportunity here to avoid
- * stat()ing the file in some circumstances, which has a certain cost.
- * We are called immediately after doing readdir(), and so we may
- * already know the d_type of the file. We could for example avoid
- * statting directories if we're not recursing, but this is not a very
- * important case. Some systems may not have d_type.
- **/
+ * Returns a pointer to the new file struct, or NULL if there was an error
+ * or this file should be excluded. */
struct file_struct *make_file(const char *fname, struct file_list *flist,
STRUCT_STAT *stp, int flags, int filter_level)
{
static char *lastdir;
static int lastdir_len = -1;
struct file_struct *file;
- STRUCT_STAT st;
char thisname[MAXPATHLEN];
char linkname[MAXPATHLEN];
int alloc_len, basename_len, linkname_len;
int extra_len = file_extra_cnt * EXTRA_LEN;
const char *basename;
alloc_pool_t *pool;
+ STRUCT_STAT st;
char *bp;
- if (strlcpy(thisname, fname, sizeof thisname)
- >= sizeof thisname - pathname_len) {
+ if (strlcpy(thisname, fname, sizeof thisname) >= sizeof thisname) {
rprintf(FINFO, "skipping overly long name: %s\n", fname);
return NULL;
}
if (filter_level == NO_FILTERS)
goto skip_filters;
- if (S_ISDIR(st.st_mode) && !xfer_dirs) {
- rprintf(FINFO, "skipping directory %s\n", thisname);
- return NULL;
- }
+ if (S_ISDIR(st.st_mode)) {
+ if (!xfer_dirs) {
+ rprintf(FINFO, "skipping directory %s\n", thisname);
+ return NULL;
+ }
+ } else
+ flags &= ~FLAG_XFER_DIR;
/* -x only affects directories because we need to avoid recursing
* into a mount-point directory, not to avoid copying a symlinked
if (flist->prev && S_ISDIR(st.st_mode)
&& flags & FLAG_DIVERT_DIRS) {
/* Room for parent/sibling/next-child info. */
- extra_len += 3 * EXTRA_LEN;
+ extra_len += DIRNODE_EXTRA_CNT * EXTRA_LEN;
dir_count++;
pool = dir_flist->file_pool;
} else
OPT_EXTRA(file, 0)->unum = (uint32)(st.st_size >> 32);
}
file->mode = st.st_mode;
- if (preserve_uid)
+ if (uid_ndx)
F_OWNER(file) = st.st_uid;
- if (preserve_gid)
+ if (gid_ndx)
F_GROUP(file) = st.st_gid;
if (basename != thisname)
file->modtime = st2.st_mtime;
file->len32 = 0;
file->mode = st2.st_mode;
- if (preserve_uid)
+ if (uid_ndx)
F_OWNER(file) = st2.st_uid;
- if (preserve_gid)
+ if (gid_ndx)
F_GROUP(file) = st2.st_gid;
} else
file->mode = save_mode;
static struct file_struct *send_file_name(int f, struct file_list *flist,
char *fname, STRUCT_STAT *stp,
- int flags, int filter_flags)
+ int flags, int filter_level)
{
struct file_struct *file;
#if defined SUPPORT_ACLS || defined SUPPORT_XATTRS
statx sx;
#endif
- file = make_file(fname, flist, stp, flags, filter_flags);
+ file = make_file(fname, flist, stp, flags, filter_level);
if (!file)
return NULL;
}
#endif
- maybe_emit_filelist_progress(flist->count + flist_count_offset);
+ maybe_emit_filelist_progress(flist->used + flist_count_offset);
flist_expand(flist, 1);
- flist->files[flist->count++] = file;
+ flist->files[flist->used++] = file;
if (f >= 0) {
- send_file_entry(f, file, flist->count - 1);
+ send_file_entry(f, file, flist->used - 1, flist->ndx_start);
#ifdef SUPPORT_ACLS
if (preserve_acls && !S_ISLNK(file->mode)) {
send_acl(&sx, f);
}
}
-static int file_compare(struct file_struct **file1, struct file_struct **file2)
+static int file_compare(const void *file1, const void *file2)
{
- return f_name_cmp(*file1, *file2);
+ return f_name_cmp(*(struct file_struct **)file1,
+ *(struct file_struct **)file2);
+}
+
+/* The guts of a merge-sort algorithm. This was derived from the glibc
+ * version, but I (Wayne) changed the merge code to do less copying and
+ * to require only half the amount of temporary memory. */
+static void fsort_tmp(struct file_struct **fp, size_t num,
+ struct file_struct **tmp)
+{
+ struct file_struct **f1, **f2, **t;
+ size_t n1, n2;
+
+ n1 = num / 2;
+ n2 = num - n1;
+ f1 = fp;
+ f2 = fp + n1;
+
+ if (n1 > 1)
+ fsort_tmp(f1, n1, tmp);
+ if (n2 > 1)
+ fsort_tmp(f2, n2, tmp);
+
+ while (f_name_cmp(*f1, *f2) <= 0) {
+ if (!--n1)
+ return;
+ f1++;
+ }
+
+ t = tmp;
+ memcpy(t, f1, n1 * PTR_SIZE);
+
+ *f1++ = *f2++, n2--;
+
+ while (n1 > 0 && n2 > 0) {
+ if (f_name_cmp(*t, *f2) <= 0)
+ *f1++ = *t++, n1--;
+ else
+ *f1++ = *f2++, n2--;
+ }
+
+ if (n1 > 0)
+ memcpy(f1, t, n1 * PTR_SIZE);
+}
+
+/* This file-struct sorting routine makes sure that any identical names in
+ * the file list stay in the same order as they were in the original list.
+ * This is particularly vital in inc_recurse mode where we expect a sort
+ * on the flist to match the exact order of a sort on the dir_flist. */
+static void fsort(struct file_struct **fp, size_t num)
+{
+ if (num <= 1)
+ return;
+
+ if (use_qsort)
+ qsort(fp, num, PTR_SIZE, file_compare);
+ else {
+ struct file_struct **tmp = new_array(struct file_struct *,
+ (num+1) / 2);
+ fsort_tmp(fp, num, tmp);
+ free(tmp);
+ }
}
/* We take an entire set of sibling dirs from the sorted flist and link them
int i;
int32 *dp = NULL;
int32 *parent_dp = parent_ndx < 0 ? NULL
- : F_DIRNODE_P(dir_flist->sorted[parent_ndx]);
+ : F_DIR_NODE_P(dir_flist->sorted[parent_ndx]);
flist_expand(dir_flist, dir_cnt);
dir_flist->sorted = dir_flist->files;
if (!S_ISDIR(file->mode))
continue;
- dir_flist->files[dir_flist->count++] = file;
+ dir_flist->files[dir_flist->used++] = file;
dir_cnt--;
if (!(file->flags & FLAG_XFER_DIR)
continue;
if (dp)
- DIR_NEXT_SIBLING(dp) = dir_flist->count - 1;
+ DIR_NEXT_SIBLING(dp) = dir_flist->used - 1;
else if (parent_dp)
- DIR_FIRST_CHILD(parent_dp) = dir_flist->count - 1;
+ DIR_FIRST_CHILD(parent_dp) = dir_flist->used - 1;
else
- send_dir_ndx = dir_flist->count - 1;
+ send_dir_ndx = dir_flist->used - 1;
- dp = F_DIRNODE_P(file);
+ dp = F_DIR_NODE_P(file);
DIR_PARENT(dp) = parent_ndx;
DIR_FIRST_CHILD(dp) = -1;
}
char *p;
DIR *d;
int divert_dirs = (flags & FLAG_DIVERT_DIRS) != 0;
- int start = flist->count;
- int filter_flags = f == -2 ? SERVER_FILTERS : ALL_FILTERS;
+ int start = flist->used;
+ int filter_level = f == -2 ? SERVER_FILTERS : ALL_FILTERS;
assert(flist != NULL);
full_fname(fbuf));
continue;
}
+ if (dname[0] == '\0') {
+ io_error |= IOERR_GENERAL;
+ rprintf(FINFO,
+ "cannot send file with empty name in %s\n",
+ full_fname(fbuf));
+ continue;
+ }
- send_file_name(f, flist, fbuf, NULL, flags, filter_flags);
+ send_file_name(f, flist, fbuf, NULL, flags, filter_level);
}
fbuf[len] = '\0';
closedir(d);
if (f >= 0 && recurse && !divert_dirs) {
- int i, end = flist->count - 1;
- /* send_if_directory() bumps flist->count, so use "end". */
+ int i, end = flist->used - 1;
+ /* send_if_directory() bumps flist->used, so use "end". */
for (i = start; i <= end; i++)
send_if_directory(f, flist, flist->files[i], fbuf, len, flags);
}
* files in the upcoming file-lists. */
if (cur_flist->next) {
flist = first_flist->prev; /* the newest flist */
- future_cnt = flist->count + flist->ndx_start
- - cur_flist->next->ndx_start;
+ future_cnt = flist->ndx_end - cur_flist->next->ndx_start + 1;
} else
future_cnt = 0;
while (future_cnt < at_least) {
struct file_struct *file = dir_flist->sorted[send_dir_ndx];
- int dstart = dir_count;
+ int dir_ndx, dstart = dir_count;
int32 *dp;
flist = flist_new(0, "send_extra_file_list");
start_write = stats.total_written;
- /* If this is the first of a set of duplicate dirs, we must
- * send all the dirs together in a single file-list. We must
- * also send the index of the last dir in the header. */
- if (file->flags & FLAG_DUPLICATE) {
- int dir_ndx, end_ndx = send_dir_ndx;
- struct file_struct *fp = file;
-
- while (1) {
- dp = F_DIRNODE_P(fp);
- end_ndx = DIR_NEXT_SIBLING(dp);
- fp = dir_flist->sorted[end_ndx];
- if (!(fp->flags & FLAG_DUPLICATE))
- break;
- }
-
-#ifdef ICONV_OPTION
- if (ic_ndx)
- dir_ndx = F_NDX(fp);
- else
-#endif
- dir_ndx = end_ndx;
- write_ndx(f, NDX_FLIST_OFFSET - dir_ndx);
-
- while (1) {
- send1extra(f, file, flist);
- if (send_dir_ndx == end_ndx)
- break;
- dp = F_DIRNODE_P(file);
- send_dir_ndx = DIR_NEXT_SIBLING(dp);
- file = dir_flist->sorted[send_dir_ndx];
- }
- } else {
- int dir_ndx;
#ifdef ICONV_OPTION
- if (ic_ndx)
- dir_ndx = F_NDX(file);
- else
+ if (ic_ndx)
+ dir_ndx = F_NDX(file);
+ else
#endif
- dir_ndx = send_dir_ndx;
- write_ndx(f, NDX_FLIST_OFFSET - dir_ndx);
-
+ dir_ndx = send_dir_ndx;
+ write_ndx(f, NDX_FLIST_OFFSET - dir_ndx);
+ flist->parent_ndx = dir_ndx;
+
+ send1extra(f, file, flist);
+ dp = F_DIR_NODE_P(file);
+
+ /* If there are any duplicate directory names that follow, we
+ * send all the dirs together in one file-list. The dir_flist
+ * tree links all the child subdirs onto the last dup dir. */
+ while ((dir_ndx = DIR_NEXT_SIBLING(dp)) >= 0
+ && dir_flist->sorted[dir_ndx]->flags & FLAG_DUPLICATE) {
+ send_dir_ndx = dir_ndx;
+ file = dir_flist->sorted[dir_ndx];
send1extra(f, file, flist);
+ dp = F_DIR_NODE_P(file);
}
+
write_byte(f, 0);
#ifdef ICONV_OPTION
if (need_unsorted_flist) {
- if (!(flist->sorted = new_array(struct file_struct *, flist->count)))
+ if (!(flist->sorted = new_array(struct file_struct *, flist->used)))
out_of_memory("send_extra_file_list");
memcpy(flist->sorted, flist->files,
- flist->count * sizeof (struct file_struct*));
+ flist->used * sizeof (struct file_struct*));
} else
#endif
flist->sorted = flist->files;
clean_flist(flist, 0);
+ flist->ndx_end = flist->ndx_start + flist->used - 1
+ - (dir_count - dstart);
+
add_dirs_to_tree(send_dir_ndx, flist, dir_count - dstart);
+ flist_done_allocating(flist);
- file_total += flist->count;
- future_cnt += flist->count;
+ file_total += flist->used;
+ future_cnt += flist->used;
stats.flist_size += stats.total_written - start_write;
- stats.num_files += flist->count;
+ stats.num_files += flist->used;
if (verbose > 3)
output_flist(flist);
- dp = F_DIRNODE_P(file);
if (DIR_FIRST_CHILD(dp) >= 0) {
send_dir_ndx = DIR_FIRST_CHILD(dp);
send_dir_depth++;
}
send_dir_depth--;
file = dir_flist->sorted[send_dir_ndx];
- dp = F_DIRNODE_P(file);
+ dp = F_DIR_NODE_P(file);
}
send_dir_ndx = DIR_NEXT_SIBLING(dp);
}
int64 start_write;
int use_ff_fd = 0;
int flags, disable_buffering;
+ int reading_remotely = filesfrom_host != NULL;
+ int rl_nulls = eol_nulls || reading_remotely;
rprintf(FLOG, "building file list\n");
if (show_filelist_p())
flist = cur_flist = flist_new(0, "send_file_list");
if (inc_recurse) {
dir_flist = flist_new(FLIST_TEMP, "send_file_list");
- flags = FLAG_DIVERT_DIRS;
+ flags = FLAG_DIVERT_DIRS | FLAG_XFER_DIR;
} else {
dir_flist = cur_flist;
- flags = 0;
+ flags = FLAG_XFER_DIR;
}
disable_buffering = io_start_buffering_out(f);
int is_dot_dir;
if (use_ff_fd) {
- if (read_filesfrom_line(filesfrom_fd, fbuf) == 0)
+ if (read_line(filesfrom_fd, fbuf, sizeof fbuf, !reading_remotely, rl_nulls) == 0)
break;
sanitize_path(fbuf, fbuf, "", 0, NULL);
} else {
dirlen = dir ? strlen(dir) : 0;
if (dirlen != lastdir_len || memcmp(lastdir, dir, dirlen) != 0) {
if (!push_pathname(dir ? strdup(dir) : NULL, dirlen))
- goto push_error;
+ continue;
lastdir = pathname;
lastdir_len = pathname_len;
- } else if (!push_pathname(lastdir, lastdir_len)) {
- push_error:
- io_error |= IOERR_GENERAL;
- rsyserr(FERROR, errno, "push_dir %s failed in %s",
- full_fname(dir), curr_dir);
+ } else if (!push_pathname(lastdir, lastdir_len))
continue;
- }
if (fn != fbuf)
memmove(fbuf, fn, len + 1);
if (fn != p || (*lp && *lp != '/')) {
int save_copy_links = copy_links;
int save_xfer_dirs = xfer_dirs;
- int dir_flags = inc_recurse ? FLAG_DIVERT_DIRS : 0;
+ int dir_flags = flags & ~FLAG_XFER_DIR;
copy_links |= copy_unsafe_links;
xfer_dirs = 1;
while ((slash = strchr(slash+1, '/')) != 0) {
if (recurse || (xfer_dirs && is_dot_dir)) {
struct file_struct *file;
- int top_flags = FLAG_TOP_DIR | FLAG_XFER_DIR | flags;
+ int top_flags = FLAG_TOP_DIR | flags;
file = send_file_name(f, flist, fbuf, &st,
top_flags, ALL_FILTERS);
if (file && !inc_recurse)
#ifdef ICONV_OPTION
if (need_unsorted_flist) {
if (inc_recurse) {
- if (!(flist->sorted = new_array(struct file_struct *, flist->count)))
+ if (!(flist->sorted = new_array(struct file_struct *, flist->used)))
out_of_memory("send_file_list");
memcpy(flist->sorted, flist->files,
- flist->count * sizeof (struct file_struct*));
+ flist->used * sizeof (struct file_struct*));
clean_flist(flist, 0);
- } else
+ } else {
flist->sorted = flist->files;
+ flist->low = 0;
+ flist->high = flist->used - 1;
+ }
} else
#endif
{
flist->sorted = flist->files;
clean_flist(flist, 0);
}
- file_total += flist->count;
+ file_total += flist->used;
+
+ /* We don't subtract dir_count for the first send since we
+ * might have one or more dot dirs which need to get sent. */
+ flist->ndx_end = flist->ndx_start + flist->used - 1;
if (!numeric_ids && !inc_recurse)
send_id_list(f);
io_end_buffering_out();
stats.flist_size = stats.total_written - start_write;
- stats.num_files = flist->count;
+ stats.num_files = flist->used;
if (verbose > 3)
output_flist(flist);
if (inc_recurse) {
add_dirs_to_tree(-1, flist, dir_count);
+ flist_done_allocating(flist);
if (send_dir_ndx < 0) {
write_ndx(f, NDX_FLIST_EOF);
flist_eof = 1;
start_read = stats.total_read;
- flist = flist_new(0, "recv_file_list");
-
#ifdef SUPPORT_HARD_LINKS
- if (preserve_hard_links && protocol_version < 30)
+ if (preserve_hard_links && !first_flist)
init_hard_links();
#endif
+ flist = flist_new(0, "recv_file_list");
+
if (inc_recurse) {
if (flist->ndx_start == 0)
dir_flist = flist_new(FLIST_TEMP, "recv_file_list");
- dstart = dir_flist->count;
+ dstart = dir_flist->used;
} else {
dir_flist = flist;
dstart = 0;
if (inc_recurse && S_ISDIR(file->mode)) {
flist_expand(dir_flist, 1);
- dir_flist->files[dir_flist->count++] = file;
+ dir_flist->files[dir_flist->used++] = file;
}
- flist->files[flist->count++] = file;
+ flist->files[flist->used++] = file;
- maybe_emit_filelist_progress(flist->count);
+ maybe_emit_filelist_progress(flist->used);
if (verbose > 2) {
rprintf(FINFO, "recv_file_name(%s)\n",
f_name(file, NULL));
}
}
- file_total += flist->count;
+ file_total += flist->used;
+
+ flist->ndx_end = flist->ndx_start + flist->used - 1;
+ if (inc_recurse && flist->ndx_start)
+ flist->ndx_end -= dir_flist->used - dstart;
if (verbose > 2)
- rprintf(FINFO, "received %d names\n", flist->count);
+ rprintf(FINFO, "received %d names\n", flist->used);
if (show_filelist_p())
finish_filelist_progress(flist);
* order and for calling flist_find()). We keep the "files"
* list unsorted for our exchange of index numbers with the
* other side (since their names may not sort the same). */
- if (!(flist->sorted = new_array(struct file_struct *, flist->count)))
+ if (!(flist->sorted = new_array(struct file_struct *, flist->used)))
out_of_memory("recv_file_list");
memcpy(flist->sorted, flist->files,
- flist->count * sizeof (struct file_struct*));
- if (inc_recurse && dir_flist->count > dstart) {
+ flist->used * sizeof (struct file_struct*));
+ if (inc_recurse && dir_flist->used > dstart) {
dir_flist->sorted = realloc_array(dir_flist->sorted,
struct file_struct *,
- dir_flist->count);
+ dir_flist->used);
memcpy(dir_flist->sorted + dstart, dir_flist->files + dstart,
- (dir_flist->count - dstart) * sizeof (struct file_struct*));
- qsort(dir_flist->sorted + dstart, dir_flist->count - dstart,
- sizeof (struct file_struct*), (int (*)())file_compare);
+ (dir_flist->used - dstart) * sizeof (struct file_struct*));
+ fsort(dir_flist->sorted + dstart, dir_flist->used - dstart);
}
} else
#endif
{
flist->sorted = flist->files;
- if (inc_recurse && dir_flist->count > dstart) {
+ if (inc_recurse && dir_flist->used > dstart) {
dir_flist->sorted = dir_flist->files;
- qsort(dir_flist->sorted + dstart, dir_flist->count - dstart,
- sizeof (struct file_struct*), (int (*)())file_compare);
+ fsort(dir_flist->sorted + dstart, dir_flist->used - dstart);
}
}
- if (!inc_recurse && f >= 0)
+ if (inc_recurse)
+ flist_done_allocating(flist);
+ else if (f >= 0)
recv_id_list(f, flist);
clean_flist(flist, relative_paths);
if (list_only) {
int i;
- for (i = 0; i < flist->count; i++)
+ for (i = flist->low; i <= flist->high; i++)
list_file_entry(flist->files[i]);
}
rprintf(FINFO, "recv_file_list done\n");
stats.flist_size += stats.total_read - start_read;
- stats.num_files += flist->count;
+ stats.num_files += flist->used;
return flist;
}
change_local_filter_dir(NULL, 0, 0);
} else {
ndx = NDX_FLIST_OFFSET - ndx;
- if (ndx < 0 || ndx >= dir_flist->count) {
+ if (ndx < 0 || ndx >= dir_flist->used) {
ndx = NDX_FLIST_OFFSET - ndx;
rprintf(FERROR,
"[%s] Invalid dir index: %d (%d - %d)\n",
who_am_i(), ndx, NDX_FLIST_OFFSET,
- NDX_FLIST_OFFSET - dir_flist->count + 1);
+ NDX_FLIST_OFFSET - dir_flist->used + 1);
exit_cleanup(RERR_PROTOCOL);
}
if (verbose > 3) {
{
struct file_list *flist;
- flist = new(struct file_list);
+ flist = new0(struct file_list);
if (!flist)
out_of_memory(msg);
- memset(flist, 0, sizeof flist[0]);
-
- if (!(flags & FLIST_TEMP)) {
- if (first_flist) {
- flist->ndx_start = first_flist->prev->ndx_start
- + first_flist->prev->count;
- }
+ if (flags & FLIST_TEMP) {
+ if (!(flist->file_pool = pool_create(SMALL_EXTENT, 0,
+ out_of_memory, POOL_INTERN)))
+ out_of_memory(msg);
+ } else {
/* This is a doubly linked list with prev looping back to
* the end of the list, but the last next pointer is NULL. */
- if (!first_flist)
+ if (!first_flist) {
+ flist->file_pool = pool_create(NORMAL_EXTENT, 0,
+ out_of_memory, POOL_INTERN);
+ if (!flist->file_pool)
+ out_of_memory(msg);
+
first_flist = cur_flist = flist->prev = flist;
- else {
+ } else {
+ flist->file_pool = first_flist->file_pool;
+
+ flist->ndx_start = first_flist->prev->ndx_end + 2;
+
flist->prev = first_flist->prev;
flist->prev->next = first_flist->prev = flist;
}
+ flist->pool_boundary = pool_boundary(flist->file_pool, 0);
flist_cnt++;
}
- if (!(flist->file_pool = pool_create(FILE_EXTENT, 0, out_of_memory, POOL_INTERN)))
- out_of_memory(msg);
-
return flist;
}
/* Free up all elements in a flist. */
void flist_free(struct file_list *flist)
{
- if (!flist->prev)
- ; /* Was FLIST_TEMP dir-list. */
- else if (flist == flist->prev) {
+ if (!flist->prev) {
+ /* Was FLIST_TEMP dir-list. */
+ } else if (flist == flist->prev) {
first_flist = cur_flist = NULL;
file_total = 0;
flist_cnt = 0;
flist->next = first_flist;
}
flist->next->prev = flist->prev;
- file_total -= flist->count;
+ file_total -= flist->used;
flist_cnt--;
}
- pool_destroy(flist->file_pool);
+ if (!flist->prev || !flist_cnt)
+ pool_destroy(flist->file_pool);
+ else
+ pool_free_old(flist->file_pool, flist->pool_boundary);
+
if (flist->sorted && flist->sorted != flist->files)
free(flist->sorted);
free(flist->files);
if (!flist)
return;
- if (flist->count == 0) {
+ if (flist->used == 0) {
flist->high = -1;
+ flist->low = 0;
return;
}
- qsort(flist->sorted, flist->count,
- sizeof flist->sorted[0], (int (*)())file_compare);
+ fsort(flist->sorted, flist->used);
if (!am_sender || inc_recurse) {
- for (i = prev_i = 0; i < flist->count; i++) {
+ for (i = prev_i = 0; i < flist->used; i++) {
if (F_IS_ACTIVE(flist->sorted[i])) {
prev_i = i;
break;
}
flist->low = prev_i;
} else {
- i = prev_i = flist->count - 1;
+ i = prev_i = flist->used - 1;
flist->low = 0;
}
- while (++i < flist->count) {
+ while (++i < flist->used) {
int j;
struct file_struct *file = flist->sorted[i];
} else
j = -1;
if (j >= 0) {
- struct file_struct *fp = flist->sorted[j];
int keep, drop;
/* If one is a dir and the other is not, we want to
* keep the dir because it might have contents in the
- * list. */
- if (S_ISDIR(file->mode) != S_ISDIR(fp->mode)) {
- if (S_ISDIR(file->mode))
- keep = i, drop = j;
- else
- keep = j, drop = i;
- } else if (protocol_version < 27)
- keep = j, drop = i;
- else
+ * list. If both are dirs, keep the last one.
+ * Otherwise keep the first one. */
+ if (S_ISDIR(file->mode))
keep = i, drop = j;
+ else
+ keep = j, drop = i;
if (am_sender)
flist->sorted[drop]->flags |= FLAG_DUPLICATE;
const char *who = who_am_i();
int i;
- rprintf(FINFO, "[%s] flist start=%d, count=%d, low=%d, high=%d\n",
- who, flist->ndx_start, flist->count, flist->low, flist->high);
- for (i = 0; i < flist->count; i++) {
+ rprintf(FINFO, "[%s] flist start=%d, end=%d, used=%d, low=%d, high=%d\n",
+ who, flist->ndx_start, flist->ndx_end, flist->used, flist->low, flist->high);
+ for (i = 0; i < flist->used; i++) {
file = flist->sorted[i];
- if ((am_root || am_sender) && preserve_uid) {
+ if ((am_root || am_sender) && uid_ndx) {
snprintf(uidbuf, sizeof uidbuf, " uid=%u",
F_OWNER(file));
} else
*uidbuf = '\0';
- if (preserve_gid) {
+ if (gid_ndx) {
static char parens[] = "(\0)\0\0\0";
char *pp = parens + (file->flags & FLAG_SKIP_GROUP ? 0 : 3);
snprintf(gidbuf, sizeof gidbuf, " gid=%s%u%s",
enum fnc_state { s_DIR, s_SLASH, s_BASE, s_TRAILING };
enum fnc_type { t_PATH, t_ITEM };
+static int found_prefix;
+
/* Compare the names of two file_struct entities, similar to how strcmp()
* would do if it were operating on the joined strings.
*
* cannot (and never is in the current codebase). The basename component
* may be NULL (for a removed item), in which case it is considered to be
* after any existing item. */
-int f_name_cmp(struct file_struct *f1, struct file_struct *f2)
+int f_name_cmp(const struct file_struct *f1, const struct file_struct *f2)
{
int dif;
const uchar *c1, *c2;
}
/* FALL THROUGH */
case s_TRAILING:
+ found_prefix = 1;
if (!*c1)
return 0;
type2 = t_ITEM;
return dif;
}
+/* Returns 1 if f1's filename has all of f2's filename as a prefix. This does
+ * not match if f2's basename is not an exact match of a path element in f1.
+ * E.g. /path/foo is not a prefix of /path/foobar/baz, but /path/foobar is. */
+int f_name_has_prefix(const struct file_struct *f1, const struct file_struct *f2)
+{
+ found_prefix = 0;
+ f_name_cmp(f1, f2);
+ return found_prefix;
+}
+
char *f_name_buf(void)
{
static char names[5][MAXPATHLEN];
* buffer or one of 5 static buffers if fbuf is NULL. No size-checking is
* done because we checked the size when creating the file_struct entry.
*/
-char *f_name(struct file_struct *f, char *fbuf)
+char *f_name(const struct file_struct *f, char *fbuf)
{
if (!f || !F_IS_ACTIVE(f))
return NULL;
char dirbuf[MAXPATHLEN];
int save_recurse = recurse;
int save_xfer_dirs = xfer_dirs;
+ int save_prune_empty_dirs = prune_empty_dirs;
if (dlen < 0) {
dlen = strlcpy(dirbuf, dirname, MAXPATHLEN);
xfer_dirs = save_xfer_dirs;
recurse = save_recurse;
if (do_progress)
- flist_count_offset += dirlist->count;
+ flist_count_offset += dirlist->used;
+ prune_empty_dirs = 0;
dirlist->sorted = dirlist->files;
clean_flist(dirlist, 0);
+ prune_empty_dirs = save_prune_empty_dirs;
if (verbose > 3)
output_flist(dirlist);