* Copyright (C) 1996 Andrew Tridgell
* Copyright (C) 1996 Paul Mackerras
* Copyright (C) 2002 Martin Pool <mbp@samba.org>
- * Copyright (C) 2004, 2005, 2006 Wayne Davison
+ * Copyright (C) 2004-2007 Wayne Davison
*
* This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; either version 2 of the License, or
- * (at your option) any later version.
+ * it under the terms of the GNU General Public License version 2 as
+ * published by the Free Software Foundation.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
extern int dry_run;
extern int do_xfers;
extern int link_dest;
+extern int preserve_acls;
extern int make_backups;
extern int protocol_version;
extern int remove_source_files;
extern int stdout_format_has_i;
extern int maybe_ATTRS_REPORT;
extern char *basis_dir[];
-extern struct file_list *the_file_list;
+extern struct file_list *cur_flist;
+#ifdef ICONV_OPTION
+extern int ic_ndx;
+#endif
#ifdef SUPPORT_HARD_LINKS
-alloc_pool_t hlink_pool;
-
#define HASH_LOAD_LIMIT(size) ((size)*3/4)
-#define FPTR(i) (the_file_list->files[i])
struct ihash_table {
int32 size;
struct ihash_table *tbl;
/* Pick a power of 2 that can hold the requested size. */
- if (size & (size-1)) {
+ if (size & (size-1) || size < 16) {
int req = size;
- size = 32;
+ size = 16;
while (size < req)
size *= 2;
}
void init_hard_links(void)
{
- if (protocol_version >= 30) {
- dev_tbl = ihash_create(16);
- return;
- }
-
- if (!(hlink_pool = pool_create(HLINK_EXTENT, sizeof (struct idev),
- out_of_memory, POOL_INTERN)))
- out_of_memory("init_hard_links");
+ dev_tbl = ihash_create(16);
}
static void expand_ihash(struct ihash_table *tbl)
{
- struct idev_node *old_buckets;
+ struct idev_node *old_buckets = tbl->buckets;
int size = tbl->size * 2;
int i;
- old_buckets = tbl->buckets;
if (!(tbl->buckets = new_array(struct idev_node, size)))
out_of_memory("ihash_create");
- memset(tbl->buckets, 0, size * sizeof tbl->buckets[0]);
+ memset(tbl->buckets, 0, size * sizeof (struct idev_node));
tbl->size = size;
tbl->entries = 0;
ihash_destroy(dev_tbl);
}
-/* This routine compares dev+inode info for protocols < 30. */
-static int hlink_compare_idev(int *int1, int *int2)
-{
- struct file_struct *f1 = FPTR(*int1);
- struct file_struct *f2 = FPTR(*int2);
- struct idev *i1 = F_HL_IDEV(f1);
- struct idev *i2 = F_HL_IDEV(f2);
-
- if (i1->dev != i2->dev)
- return i1->dev > i2->dev ? 1 : -1;
-
- if (i1->ino != i2->ino)
- return i1->ino > i2->ino ? 1 : -1;
-
- return *int1 > *int2 ? 1 : -1;
-}
-
-/* This routine compares group numbers for protocols >= 30. */
static int hlink_compare_gnum(int *int1, int *int2)
{
- struct file_struct *f1 = FPTR(*int1);
- struct file_struct *f2 = FPTR(*int2);
- int gnum1 = F_HL_GNUM(f1);
- int gnum2 = F_HL_GNUM(f2);
+ struct file_struct *f1 = cur_flist->sorted[*int1];
+ struct file_struct *f2 = cur_flist->sorted[*int2];
+ int32 gnum1 = F_HL_GNUM(f1);
+ int32 gnum2 = F_HL_GNUM(f2);
if (gnum1 != gnum2)
return gnum1 > gnum2 ? 1 : -1;
return *int1 > *int2 ? 1 : -1;
}
-/* The match routine for protocols < 30. */
-static void match_idevs(int32 *ndx_list, int ndx_count)
-{
- int32 from, prev;
- struct file_struct *file, *file_next;
- struct idev *idev, *idev_next;
-
- qsort(ndx_list, ndx_count, sizeof ndx_list[0],
- (int (*)()) hlink_compare_idev);
-
- for (from = 0; from < ndx_count; from++) {
- for (file = FPTR(ndx_list[from]), idev = F_HL_IDEV(file), prev = -1;
- from < ndx_count-1;
- file = file_next, idev = idev_next, prev = ndx_list[from++])
- {
- file_next = FPTR(ndx_list[from+1]);
- idev_next = F_HL_IDEV(file_next);
- if (idev->dev != idev_next->dev || idev->ino != idev_next->ino)
- break;
- pool_free(hlink_pool, 0, idev);
- if (prev < 0)
- file->flags |= FLAG_HLINK_FIRST;
- F_HL_PREV(file) = prev;
- }
- pool_free(hlink_pool, 0, idev);
- if (prev < 0)
- file->flags &= ~FLAG_HLINKED;
- else {
- file->flags |= FLAG_HLINK_LAST;
- F_HL_PREV(file) = prev;
- }
- }
-}
-
-/* The match routine for protocols >= 30. */
static void match_gnums(int32 *ndx_list, int ndx_count)
{
int32 from, prev;
struct file_struct *file, *file_next;
- int gnum, gnum_next;
+ int32 gnum, gnum_next;
qsort(ndx_list, ndx_count, sizeof ndx_list[0],
(int (*)()) hlink_compare_gnum);
for (from = 0; from < ndx_count; from++) {
- for (file = FPTR(ndx_list[from]), gnum = F_HL_GNUM(file), prev = -1;
+ for (file = cur_flist->sorted[ndx_list[from]], gnum = F_HL_GNUM(file), prev = -1;
from < ndx_count-1;
- file = file_next, gnum = gnum_next, prev = ndx_list[from++])
+ file = file_next, gnum = gnum_next, from++)
{
- file_next = FPTR(ndx_list[from+1]);
+ file_next = cur_flist->sorted[ndx_list[from+1]];
gnum_next = F_HL_GNUM(file_next);
if (gnum != gnum_next)
break;
if (prev < 0)
file->flags |= FLAG_HLINK_FIRST;
F_HL_PREV(file) = prev;
+ /* The linked list must use raw ndx values. */
+#ifdef ICONV_OPTION
+ if (ic_ndx)
+ prev = F_NDX(file);
+ else
+#endif
+ prev = ndx_list[from];
}
if (prev < 0)
file->flags &= ~FLAG_HLINKED;
int i, ndx_count = 0;
int32 *ndx_list;
- if (!(ndx_list = new_array(int32, the_file_list->count)))
+ if (!(ndx_list = new_array(int32, cur_flist->count)))
out_of_memory("match_hard_links");
- for (i = 0; i < the_file_list->count; i++) {
- if (F_IS_HLINKED(FPTR(i)))
+ for (i = 0; i < cur_flist->count; i++) {
+ if (F_IS_HLINKED(cur_flist->sorted[i]))
ndx_list[ndx_count++] = i;
}
- if (ndx_count) {
- if (protocol_version >= 30)
- match_gnums(ndx_list, ndx_count);
- else {
- match_idevs(ndx_list, ndx_count);
- pool_destroy(hlink_pool);
- }
- }
+ if (ndx_count)
+ match_gnums(ndx_list, ndx_count);
+
free(ndx_list);
+ if (protocol_version < 30)
+ idev_destroy();
}
static int maybe_hard_link(struct file_struct *file, int ndx,
- const char *fname, int statret, STRUCT_STAT *stp,
+ const char *fname, int statret, statx *sxp,
const char *oldname, STRUCT_STAT *old_stp,
const char *realname, int itemizing, enum logcode code)
{
if (statret == 0) {
- if (stp->st_dev == old_stp->st_dev
- && stp->st_ino == old_stp->st_ino) {
+ if (sxp->st.st_dev == old_stp->st_dev
+ && sxp->st.st_ino == old_stp->st_ino) {
if (itemizing) {
- itemize(file, ndx, statret, stp,
+ itemize(fname, file, ndx, statret, sxp,
ITEM_LOCAL_CHANGE | ITEM_XNAME_FOLLOWS,
0, "");
}
file->flags |= FLAG_HLINK_DONE;
return 0;
}
- if (make_backups) {
+ if (make_backups > 0) {
if (!make_backup(fname))
return -1;
} else if (robust_unlink(fname)) {
if (hard_link_one(file, fname, oldname, 0)) {
if (itemizing) {
- itemize(file, ndx, statret, stp,
+ itemize(fname, file, ndx, statret, sxp,
ITEM_LOCAL_CHANGE | ITEM_XNAME_FOLLOWS, 0,
realname);
}
/* Only called if FLAG_HLINKED is set and FLAG_HLINK_FIRST is not. Returns:
* 0 = process the file, 1 = skip the file, -1 = error occurred. */
int hard_link_check(struct file_struct *file, int ndx, const char *fname,
- int statret, STRUCT_STAT *stp, int itemizing,
+ int statret, statx *sxp, int itemizing,
enum logcode code)
{
STRUCT_STAT prev_st;
char prev_name[MAXPATHLEN], altbuf[MAXPATHLEN], *realname;
int alt_dest, prev_ndx = F_HL_PREV(file);
- struct file_struct *prev_file = FPTR(prev_ndx);
+ struct file_struct *prev_file = cur_flist->files[prev_ndx];
/* Is the previous link is not complete yet? */
if (!(prev_file->flags & FLAG_HLINK_DONE)) {
/* Is the previous link being transferred? */
- if (prev_file->flags & FLAG_SENT) {
+ if (prev_file->flags & FLAG_FILE_SENT) {
/* Add ourselves to the list of files that will be
* updated when the transfer completes, and mark
* ourself as waiting for the transfer. */
F_HL_PREV(file) = F_HL_PREV(prev_file);
F_HL_PREV(prev_file) = ndx;
- file->flags |= FLAG_SENT;
+ file->flags |= FLAG_FILE_SENT;
return 1;
}
return 0;
if (!(prev_file->flags & FLAG_HLINK_FIRST)) {
/* The previous previous will be marked with FIRST. */
prev_ndx = F_HL_PREV(prev_file);
- prev_file = FPTR(prev_ndx);
+ prev_file = cur_flist->files[prev_ndx];
/* Update our previous pointer to point to the first. */
F_HL_PREV(file) = prev_ndx;
}
if (statret < 0 && basis_dir[0] != NULL) {
/* If we match an alt-dest item, we don't output this as a change. */
char cmpbuf[MAXPATHLEN];
- STRUCT_STAT alt_st;
+ statx alt_sx;
int j = 0;
+#ifdef SUPPORT_ACLS
+ alt_sx.acc_acl = alt_sx.def_acl = NULL;
+#endif
do {
pathjoin(cmpbuf, MAXPATHLEN, basis_dir[j], fname);
- if (link_stat(cmpbuf, &alt_st, 0) < 0)
+ if (link_stat(cmpbuf, &alt_sx.st, 0) < 0)
continue;
if (link_dest) {
- if (prev_st.st_dev != alt_st.st_dev
- || prev_st.st_ino != alt_st.st_ino)
+ if (prev_st.st_dev != alt_sx.st.st_dev
+ || prev_st.st_ino != alt_sx.st.st_ino)
continue;
statret = 1;
- *stp = alt_st;
if (verbose < 2 || !stdout_format_has_i) {
itemizing = 0;
code = FNONE;
}
break;
}
- if (!unchanged_file(cmpbuf, file, &alt_st))
+ if (!unchanged_file(cmpbuf, file, &alt_sx.st))
continue;
statret = 1;
- *stp = alt_st;
- if (unchanged_attrs(file, &alt_st))
+ if (unchanged_attrs(cmpbuf, file, &alt_sx))
break;
} while (basis_dir[++j] != NULL);
+ if (statret == 1) {
+ sxp->st = alt_sx.st;
+#ifdef SUPPORT_ACLS
+ if (preserve_acls && !S_ISLNK(file->mode)) {
+ if (!ACL_READY(*sxp))
+ get_acl(cmpbuf, sxp);
+ else {
+ sxp->acc_acl = alt_sx.acc_acl;
+ sxp->def_acl = alt_sx.def_acl;
+ }
+ }
+#endif
+ }
+#ifdef SUPPORT_ACLS
+ else if (preserve_acls)
+ free_acl(&alt_sx);
+#endif
}
- if (maybe_hard_link(file, ndx, fname, statret, stp, prev_name, &prev_st,
+ if (maybe_hard_link(file, ndx, fname, statret, sxp, prev_name, &prev_st,
realname, itemizing, code) < 0)
return -1;
STRUCT_STAT *stp, int itemizing, enum logcode code,
int alt_dest)
{
- STRUCT_STAT st, prev_st;
+ statx prev_sx;
+ STRUCT_STAT st;
char alt_name[MAXPATHLEN], *prev_name;
const char *our_name;
int prev_statret, ndx, prev_ndx = F_HL_PREV(file);
} else
our_name = fname;
+#ifdef SUPPORT_ACLS
+ prev_sx.acc_acl = prev_sx.def_acl = NULL;
+#endif
+
while ((ndx = prev_ndx) >= 0) {
- file = FPTR(ndx);
+ int val;
+ file = cur_flist->files[ndx];
file->flags = (file->flags & ~FLAG_HLINK_FIRST) | FLAG_HLINK_DONE;
prev_ndx = F_HL_PREV(file);
prev_name = f_name(file, NULL);
- prev_statret = link_stat(prev_name, &prev_st, 0);
- if (maybe_hard_link(file, ndx, prev_name, prev_statret, &prev_st,
- our_name, stp, fname, itemizing, code) < 0)
+ prev_statret = link_stat(prev_name, &prev_sx.st, 0);
+ val = maybe_hard_link(file, ndx, prev_name, prev_statret, &prev_sx,
+ our_name, stp, fname, itemizing, code);
+#ifdef SUPPORT_ACLS
+ if (preserve_acls)
+ free_acl(&prev_sx);
+#endif
+ if (val < 0)
continue;
if (remove_source_files == 1 && do_xfers)
send_msg_int(MSG_SUCCESS, ndx);