-/*
+/*
Copyright (C) Andrew Tridgell 1996
Copyright (C) Paul Mackerras 1996
-
+ Copyright (C) 2001, 2002 by Martin Pool <mbp@samba.org>
+
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.
-
+
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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., 675 Mass Ave, Cambridge, MA 02139, USA.
*/
-/* generate and receive file lists */
+/** @file flist.c
+ * Generate and receive file lists
+ *
+ * @todo Get rid of the string_area optimization. Efficiently
+ * allocating blocks is the responsibility of the system's malloc
+ * library, not of rsync.
+ *
+ * @sa http://lists.samba.org/pipermail/rsync/2000-June/002351.html
+ *
+ **/
#include "rsync.h"
extern struct stats stats;
extern int verbose;
+extern int do_progress;
extern int am_server;
extern int always_checksum;
extern int cvs_exclude;
extern int recurse;
+extern char *files_from;
+extern int filesfrom_fd;
extern int one_file_system;
extern int make_backups;
extern int preserve_gid;
extern int preserve_times;
extern int relative_paths;
+extern int implied_dirs;
extern int copy_links;
extern int copy_unsafe_links;
-extern int remote_version;
-extern int io_error;
+extern int protocol_version;
extern int sanitize_paths;
extern int read_batch;
extern int write_batch;
-static char topsrcname[MAXPATHLEN];
+extern struct exclude_struct **exclude_list;
+extern struct exclude_struct **server_exclude_list;
+extern struct exclude_struct **local_exclude_list;
-static struct exclude_struct **local_exclude_list;
+int io_error;
static struct file_struct null_file;
-static void clean_flist(struct file_list *flist, int strip_root);
+static void clean_flist(struct file_list *flist, int strip_root, int no_dups);
+
+
+static int show_filelist_p(void)
+{
+ return verbose && (recurse || files_from) && !am_server;
+}
+
+static void start_filelist_progress(char *kind)
+{
+ rprintf(FINFO, "%s ... ", kind);
+ if ((verbose > 1) || do_progress)
+ rprintf(FINFO, "\n");
+ rflush(FINFO);
+}
+
+
+static void emit_filelist_progress(const struct file_list *flist)
+{
+ rprintf(FINFO, " %d files...\r", flist->count);
+}
+
+
+static void maybe_emit_filelist_progress(const struct file_list *flist)
+{
+ if (do_progress && show_filelist_p() && ((flist->count % 100) == 0))
+ emit_filelist_progress(flist);
+}
+
+
+static void finish_filelist_progress(const struct file_list *flist)
+{
+ if (do_progress) {
+ /* This overwrites the progress line */
+ rprintf(FINFO, "%d file%sto consider\n",
+ flist->count, flist->count == 1 ? " " : "s ");
+ } else
+ rprintf(FINFO, "done\n");
+}
+
+void show_flist_stats(void)
+{
+ /* Nothing yet */
+}
+
static struct string_area *string_area_new(int size)
{
struct string_area *a;
- if (size <= 0) size = ARENA_SIZE;
- a = malloc(sizeof(*a));
- if (!a) out_of_memory("string_area_new");
- a->current = a->base = malloc(size);
- if (!a->current) out_of_memory("string_area_new buffer");
+ if (size <= 0)
+ size = ARENA_SIZE;
+ a = new(struct string_area);
+ if (!a)
+ out_of_memory("string_area_new");
+ a->current = a->base = new_array(char, size);
+ if (!a->current)
+ out_of_memory("string_area_new buffer");
a->end = a->base + size;
a->next = NULL;
{
struct string_area *next;
- for ( ; a ; a = next) {
+ for (; a; a = next) {
next = a->next;
free(a->base);
}
static char *string_area_strdup(struct string_area **ap, const char *src)
{
- char* dest = string_area_malloc(ap, strlen(src) + 1);
+ char *dest = string_area_malloc(ap, strlen(src) + 1);
return strcpy(dest, src);
}
static void list_file_entry(struct file_struct *f)
{
- char perms[11] = "----------";
- char *perm_map = "rwxrwxrwx";
- int i;
+ char perms[11];
if (!f->basename)
/* this can happen if duplicate names were removed */
return;
- for (i=0;i<9;i++) {
- if (f->mode & (1<<i)) perms[9-i] = perm_map[8-i];
- }
- if (S_ISLNK(f->mode)) perms[0] = 'l';
- if (S_ISDIR(f->mode)) perms[0] = 'd';
- if (S_ISBLK(f->mode)) perms[0] = 'b';
- if (S_ISCHR(f->mode)) perms[0] = 'c';
- if (S_ISSOCK(f->mode)) perms[0] = 's';
- if (S_ISFIFO(f->mode)) perms[0] = 'p';
-
+ permstring(perms, f->mode);
+
if (preserve_links && S_ISLNK(f->mode)) {
- rprintf(FINFO,"%s %11.0f %s %s -> %s\n",
- perms,
- (double)f->length, timestring(f->modtime),
+ rprintf(FINFO, "%s %11.0f %s %s -> %s\n",
+ perms,
+ (double) f->length, timestring(f->modtime),
f_name(f), f->link);
} else {
- rprintf(FINFO,"%s %11.0f %s %s\n",
- perms,
- (double)f->length, timestring(f->modtime), f_name(f));
+ rprintf(FINFO, "%s %11.0f %s %s\n",
+ perms,
+ (double) f->length, timestring(f->modtime),
+ f_name(f));
}
}
-int readlink_stat(const char *Path, STRUCT_STAT *Buffer, char *Linkbuf)
+/**
+ * Stat either a symlink or its referent, depending on the settings of
+ * copy_links, copy_unsafe_links, etc.
+ *
+ * @retval -1 on error
+ *
+ * @retval 0 for success
+ *
+ * @post If @p path is a symlink, then @p linkbuf (of size @c
+ * MAXPATHLEN) contains the symlink target.
+ *
+ * @post @p buffer contains information about the link or the
+ * referrent as appropriate, if they exist.
+ **/
+int readlink_stat(const char *path, STRUCT_STAT *buffer, char *linkbuf)
{
#if SUPPORT_LINKS
- if (copy_links) {
- return do_stat(Path, Buffer);
- }
- if (do_lstat(Path, Buffer) == -1) {
+ if (copy_links)
+ return do_stat(path, buffer);
+ if (do_lstat(path, buffer) == -1)
return -1;
- }
- if (S_ISLNK(Buffer->st_mode)) {
- int l;
- if ((l = readlink((char *) Path, Linkbuf, MAXPATHLEN-1))== -1) {
+ if (S_ISLNK(buffer->st_mode)) {
+ int l = readlink((char *) path, linkbuf, MAXPATHLEN - 1);
+ if (l == -1)
return -1;
- }
- Linkbuf[l] = 0;
- if (copy_unsafe_links && (topsrcname[0] != '\0') &&
- unsafe_symlink(Linkbuf, topsrcname)) {
- return do_stat(Path, Buffer);
+ linkbuf[l] = 0;
+ if (copy_unsafe_links && unsafe_symlink(linkbuf, path)) {
+ if (verbose > 1) {
+ rprintf(FINFO,"copying unsafe symlink \"%s\" -> \"%s\"\n",
+ path, linkbuf);
+ }
+ return do_stat(path, buffer);
}
}
return 0;
#else
- return do_stat(Path, Buffer);
+ return do_stat(path, buffer);
#endif
}
-int link_stat(const char *Path, STRUCT_STAT *Buffer)
+int link_stat(const char *path, STRUCT_STAT * buffer)
{
#if SUPPORT_LINKS
- if (copy_links) {
- return do_stat(Path, Buffer);
- } else {
- return do_lstat(Path, Buffer);
- }
+ if (copy_links)
+ return do_stat(path, buffer);
+ return do_lstat(path, buffer);
#else
- return do_stat(Path, Buffer);
+ return do_stat(path, buffer);
#endif
}
/*
- This function is used to check if a file should be included/excluded
- from the list of files based on its name and type etc
+ * This function is used to check if a file should be included/excluded
+ * from the list of files based on its name and type etc. The value of
+ * exclude_level is set to either SERVER_EXCLUDES or ALL_EXCLUDES.
*/
-static int match_file_name(char *fname,STRUCT_STAT *st)
+static int check_exclude_file(char *fname, int is_dir, int exclude_level)
{
- if (check_exclude(fname,local_exclude_list,st)) {
- return 0;
- }
- return 1;
+#if 0 /* This currently never happens, so avoid a useless compare. */
+ if (exclude_level == NO_EXCLUDES)
+ return 0;
+#endif
+ if (fname) {
+ /* never exclude '.', even if somebody does --exclude '*' */
+ if (fname[0] == '.' && !fname[1])
+ return 0;
+ /* Handle the -R version of the '.' dir. */
+ if (fname[0] == '/') {
+ int len = strlen(fname);
+ if (fname[len-1] == '.' && fname[len-2] == '/')
+ return 0;
+ }
+ }
+ if (server_exclude_list
+ && check_exclude(server_exclude_list, fname, is_dir))
+ return 1;
+ if (exclude_level != ALL_EXCLUDES)
+ return 0;
+ if (exclude_list && check_exclude(exclude_list, fname, is_dir))
+ return 1;
+ if (local_exclude_list
+ && check_exclude(local_exclude_list, fname, is_dir))
+ return 1;
+ return 0;
}
/* used by the one_file_system code */
static void set_filesystem(char *fname)
{
- STRUCT_STAT st;
- if (link_stat(fname,&st) != 0) return;
- filesystem_dev = st.st_dev;
+ STRUCT_STAT st;
+ if (link_stat(fname, &st) != 0)
+ return;
+ filesystem_dev = st.st_dev;
}
static int to_wire_mode(mode_t mode)
{
- if (S_ISLNK(mode) && (_S_IFLNK != 0120000)) {
+ if (S_ISLNK(mode) && (_S_IFLNK != 0120000))
return (mode & ~(_S_IFMT)) | 0120000;
- }
- return (int)mode;
+ return (int) mode;
}
static mode_t from_wire_mode(int mode)
{
- if ((mode & (_S_IFMT)) == 0120000 && (_S_IFLNK != 0120000)) {
+ if ((mode & (_S_IFMT)) == 0120000 && (_S_IFLNK != 0120000))
return (mode & ~(_S_IFMT)) | _S_IFLNK;
- }
- return (mode_t)mode;
+ return (mode_t) mode;
}
-static void send_directory(int f,struct file_list *flist,char *dir);
+static void send_directory(int f, struct file_list *flist, char *dir);
static char *flist_dir;
-static void send_file_entry(struct file_struct *file,int f,unsigned base_flags)
+/**
+ * Make sure @p flist is big enough to hold at least @p flist->count
+ * entries.
+ **/
+static void flist_expand(struct file_list *flist)
{
- unsigned char flags;
- static time_t last_time;
- static mode_t last_mode;
- static dev_t last_rdev;
- static uid_t last_uid;
- static gid_t last_gid;
+ if (flist->count >= flist->malloced) {
+ void *new_ptr;
+
+ if (flist->malloced < 1000)
+ flist->malloced += 1000;
+ else
+ flist->malloced *= 2;
+
+ if (flist->files) {
+ new_ptr = realloc_array(flist->files,
+ struct file_struct *,
+ flist->malloced);
+ } else {
+ new_ptr = new_array(struct file_struct *,
+ flist->malloced);
+ }
+
+ if (verbose >= 2) {
+ rprintf(FINFO, "expand file_list to %.0f bytes, did%s move\n",
+ (double)sizeof(flist->files[0])
+ * flist->malloced,
+ (new_ptr == flist->files) ? " not" : "");
+ }
+
+ flist->files = (struct file_struct **) new_ptr;
+
+ if (!flist->files)
+ out_of_memory("flist_expand");
+ }
+}
+
+
+static void send_file_entry(struct file_struct *file, int f,
+ unsigned short base_flags)
+{
+ unsigned short flags;
+ static time_t modtime;
+ static mode_t mode;
+ static DEV64_T rdev; /* just high bytes after p28 */
+ static uid_t uid;
+ static gid_t gid;
+ static DEV64_T dev;
static char lastname[MAXPATHLEN];
- char *fname;
- int l1,l2;
+ char *fname, fbuf[MAXPATHLEN];
+ int l1, l2;
- if (f == -1) return;
+ if (f == -1)
+ return;
if (!file) {
- write_byte(f,0);
+ write_byte(f, 0);
return;
}
- fname = f_name(file);
+ io_write_phase = "send_file_entry";
+
+ fname = f_name_to(file, fbuf, sizeof fbuf);
flags = base_flags;
- if (file->mode == last_mode) flags |= SAME_MODE;
- if (file->rdev == last_rdev) flags |= SAME_RDEV;
- if (file->uid == last_uid) flags |= SAME_UID;
- if (file->gid == last_gid) flags |= SAME_GID;
- if (file->modtime == last_time) flags |= SAME_TIME;
+ if (file->mode == mode)
+ flags |= SAME_MODE;
+ else
+ mode = file->mode;
+ if (preserve_devices) {
+ if (protocol_version < 28) {
+ if (IS_DEVICE(mode) && file->rdev == rdev) {
+ /* Set both flags so that the test when
+ * writing the data is simpler. */
+ flags |= SAME_RDEV_pre28|SAME_HIGH_RDEV;
+ }
+ else
+ rdev = file->rdev;
+ }
+ else if (IS_DEVICE(mode)) {
+ if ((file->rdev & ~0xFF) == rdev)
+ flags |= SAME_HIGH_RDEV;
+ else
+ rdev = file->rdev & ~0xFF;
+ }
+ }
+ if (file->uid == uid)
+ flags |= SAME_UID;
+ else
+ uid = file->uid;
+ if (file->gid == gid)
+ flags |= SAME_GID;
+ else
+ gid = file->gid;
+ if (file->modtime == modtime)
+ flags |= SAME_TIME;
+ else
+ modtime = file->modtime;
+ if (file->flags & HAS_INODE_DATA) {
+ if (file->dev == dev) {
+ if (protocol_version >= 28)
+ flags |= SAME_DEV;
+ }
+ else
+ dev = file->dev;
+ flags |= HAS_INODE_DATA;
+ }
- for (l1=0;lastname[l1] && (fname[l1] == lastname[l1]) && (l1 < 255);l1++) ;
+ for (l1 = 0;
+ lastname[l1] && (fname[l1] == lastname[l1]) && (l1 < 255);
+ l1++) {}
l2 = strlen(fname) - l1;
- if (l1 > 0) flags |= SAME_NAME;
- if (l2 > 255) flags |= LONG_NAME;
-
- /* we must make sure we don't send a zero flags byte or the other
- end will terminate the flist transfer */
- if (flags == 0 && !S_ISDIR(file->mode)) flags |= FLAG_DELETE;
- if (flags == 0) flags |= LONG_NAME;
-
- write_byte(f,flags);
+ if (l1 > 0)
+ flags |= SAME_NAME;
+ if (l2 > 255)
+ flags |= LONG_NAME;
+
+ /* We must make sure we don't send a zero flags byte or
+ * the other end will terminate the flist transfer. */
+ if (flags == 0 && !S_ISDIR(mode))
+ flags |= FLAG_DELETE; /* NOTE: no meaning for non-dir */
+ if (protocol_version >= 28) {
+ if ((flags & 0xFF00) || flags == 0) {
+ flags |= EXTENDED_FLAGS;
+ write_byte(f, flags);
+ write_byte(f, flags >> 8);
+ } else
+ write_byte(f, flags);
+ } else {
+ if (flags == 0)
+ flags |= LONG_NAME;
+ write_byte(f, flags);
+ }
if (flags & SAME_NAME)
- write_byte(f,l1);
+ write_byte(f, l1);
if (flags & LONG_NAME)
- write_int(f,l2);
+ write_int(f, l2);
else
- write_byte(f,l2);
- write_buf(f,fname+l1,l2);
+ write_byte(f, l2);
+ write_buf(f, fname + l1, l2);
- write_longint(f,file->length);
+ write_longint(f, file->length);
if (!(flags & SAME_TIME))
- write_int(f,(int)file->modtime);
+ write_int(f, modtime);
if (!(flags & SAME_MODE))
- write_int(f,to_wire_mode(file->mode));
+ write_int(f, to_wire_mode(mode));
if (preserve_uid && !(flags & SAME_UID)) {
- add_uid(file->uid);
- write_int(f,(int)file->uid);
+ add_uid(uid);
+ write_int(f, uid);
}
if (preserve_gid && !(flags & SAME_GID)) {
- add_gid(file->gid);
- write_int(f,(int)file->gid);
+ add_gid(gid);
+ write_int(f, gid);
+ }
+ if (preserve_devices && IS_DEVICE(mode)) {
+ /* If SAME_HIGH_RDEV is off, SAME_RDEV_pre28 is also off.
+ * Also, avoid using "rdev" because it may be incomplete. */
+ if (!(flags & SAME_HIGH_RDEV))
+ write_int(f, file->rdev);
+ else if (protocol_version >= 28)
+ write_byte(f, file->rdev);
}
- if (preserve_devices && IS_DEVICE(file->mode) && !(flags & SAME_RDEV))
- write_int(f,(int)file->rdev);
#if SUPPORT_LINKS
- if (preserve_links && S_ISLNK(file->mode)) {
- write_int(f,strlen(file->link));
- write_buf(f,file->link,strlen(file->link));
+ if (preserve_links && S_ISLNK(mode)) {
+ write_int(f, strlen(file->link));
+ write_buf(f, file->link, strlen(file->link));
}
#endif
#if SUPPORT_HARD_LINKS
- if (preserve_hard_links && S_ISREG(file->mode)) {
- write_int(f,(int)file->dev);
- write_int(f,(int)file->inode);
+ if (flags & HAS_INODE_DATA) {
+ if (protocol_version < 26) {
+ /* 32-bit dev_t and ino_t */
+ write_int(f, dev);
+ write_int(f, file->inode);
+ } else {
+ /* 64-bit dev_t and ino_t */
+ if (!(flags & SAME_DEV))
+ write_longint(f, dev);
+ write_longint(f, file->inode);
+ }
}
#endif
if (always_checksum) {
- if (remote_version < 21) {
- write_buf(f,file->sum,2);
- } else {
- write_buf(f,file->sum,MD4_SUM_LENGTH);
- }
- }
+ if (protocol_version < 21)
+ write_buf(f, file->sum, 2);
+ else
+ write_buf(f, file->sum, MD4_SUM_LENGTH);
+ }
- last_mode = file->mode;
- last_rdev = file->rdev;
- last_uid = file->uid;
- last_gid = file->gid;
- last_time = file->modtime;
+ strlcpy(lastname, fname, MAXPATHLEN);
+ lastname[MAXPATHLEN - 1] = 0;
- strlcpy(lastname,fname,MAXPATHLEN);
- lastname[MAXPATHLEN-1] = 0;
+ io_write_phase = "unknown";
}
static void receive_file_entry(struct file_struct **fptr,
- unsigned flags,int f)
+ unsigned short flags, int f)
{
- static time_t last_time;
- static mode_t last_mode;
- static dev_t last_rdev;
- static uid_t last_uid;
- static gid_t last_gid;
+ static time_t modtime;
+ static mode_t mode;
+ static DEV64_T rdev; /* just high bytes after p28 */
+ static uid_t uid;
+ static gid_t gid;
+ static DEV64_T dev;
static char lastname[MAXPATHLEN];
char thisname[MAXPATHLEN];
- int l1=0,l2=0;
+ unsigned int l1 = 0, l2 = 0;
char *p;
struct file_struct *file;
if (flags & SAME_NAME)
l1 = read_byte(f);
-
+
if (flags & LONG_NAME)
l2 = read_int(f);
else
l2 = read_byte(f);
- file = (struct file_struct *)malloc(sizeof(*file));
- if (!file) out_of_memory("receive_file_entry");
- memset((char *)file, 0, sizeof(*file));
+ file = new(struct file_struct);
+ if (!file)
+ out_of_memory("receive_file_entry");
+ memset((char *) file, 0, sizeof(*file));
(*fptr) = file;
- if (l2 >= MAXPATHLEN-l1) {
- rprintf(FERROR,"overflow: flags=0x%x l1=%d l2=%d lastname=%s\n",
+ if (l2 >= MAXPATHLEN - l1) {
+ rprintf(FERROR,
+ "overflow: flags=0x%x l1=%d l2=%d lastname=%s\n",
flags, l1, l2, lastname);
overflow("receive_file_entry");
}
- strlcpy(thisname,lastname,l1+1);
- read_sbuf(f,&thisname[l1],l2);
- thisname[l1+l2] = 0;
+ strlcpy(thisname, lastname, l1 + 1);
+ read_sbuf(f, &thisname[l1], l2);
+ thisname[l1 + l2] = 0;
- strlcpy(lastname,thisname,MAXPATHLEN);
- lastname[MAXPATHLEN-1] = 0;
+ strlcpy(lastname, thisname, MAXPATHLEN);
+ lastname[MAXPATHLEN - 1] = 0;
clean_fname(thisname);
sanitize_path(thisname, NULL);
}
- if ((p = strrchr(thisname,'/'))) {
+ if ((p = strrchr(thisname, '/'))) {
static char *lastdir;
*p = 0;
- if (lastdir && strcmp(thisname, lastdir)==0) {
+ if (lastdir && strcmp(thisname, lastdir) == 0)
file->dirname = lastdir;
- } else {
+ else {
file->dirname = strdup(thisname);
lastdir = file->dirname;
}
- file->basename = strdup(p+1);
+ file->basename = strdup(p + 1);
} else {
file->dirname = NULL;
file->basename = strdup(thisname);
}
- if (!file->basename) out_of_memory("receive_file_entry 1");
-
+ if (!file->basename)
+ out_of_memory("receive_file_entry 1");
file->flags = flags;
file->length = read_longint(f);
- file->modtime = (flags & SAME_TIME) ? last_time : (time_t)read_int(f);
- file->mode = (flags & SAME_MODE) ? last_mode : from_wire_mode(read_int(f));
- if (preserve_uid)
- file->uid = (flags & SAME_UID) ? last_uid : (uid_t)read_int(f);
- if (preserve_gid)
- file->gid = (flags & SAME_GID) ? last_gid : (gid_t)read_int(f);
- if (preserve_devices && IS_DEVICE(file->mode))
- file->rdev = (flags & SAME_RDEV) ? last_rdev : (dev_t)read_int(f);
-
- if (preserve_links && S_ISLNK(file->mode)) {
- int l = read_int(f);
- file->link = (char *)malloc(l+1);
- if (!file->link) out_of_memory("receive_file_entry 2");
- read_sbuf(f,file->link,l);
- if (sanitize_paths) {
- sanitize_path(file->link, file->dirname);
+ if (!(flags & SAME_TIME))
+ modtime = (time_t)read_int(f);
+ file->modtime = modtime;
+ if (!(flags & SAME_MODE))
+ mode = from_wire_mode(read_int(f));
+ file->mode = mode;
+
+ if (preserve_uid) {
+ if (!(flags & SAME_UID))
+ uid = (uid_t)read_int(f);
+ file->uid = uid;
+ }
+ if (preserve_gid) {
+ if (!(flags & SAME_GID))
+ gid = (gid_t)read_int(f);
+ file->gid = gid;
+ }
+ if (preserve_devices) {
+ if (protocol_version < 28) {
+ if (IS_DEVICE(mode)) {
+ if (!(flags & SAME_RDEV_pre28))
+ rdev = (DEV64_T)read_int(f);
+ file->rdev = rdev;
+ } else
+ rdev = 0;
+ } else if (IS_DEVICE(mode)) {
+ if (!(flags & SAME_HIGH_RDEV)) {
+ file->rdev = (DEV64_T)read_int(f);
+ rdev = file->rdev & ~0xFF;
+ } else
+ file->rdev = rdev | (DEV64_T)read_byte(f);
}
}
+ if (preserve_links && S_ISLNK(mode)) {
+ int l = read_int(f);
+ if (l < 0) {
+ rprintf(FERROR, "overflow: l=%d\n", l);
+ overflow("receive_file_entry");
+ }
+ file->link = new_array(char, l + 1);
+ if (!file->link)
+ out_of_memory("receive_file_entry 2");
+ read_sbuf(f, file->link, l);
+ if (sanitize_paths)
+ sanitize_path(file->link, file->dirname);
+ }
#if SUPPORT_HARD_LINKS
- if (preserve_hard_links && S_ISREG(file->mode)) {
- file->dev = read_int(f);
- file->inode = read_int(f);
+ if (preserve_hard_links && protocol_version < 28
+ && S_ISREG(mode))
+ file->flags |= HAS_INODE_DATA;
+ if (file->flags & HAS_INODE_DATA) {
+ if (protocol_version < 26) {
+ dev = read_int(f);
+ file->inode = read_int(f);
+ } else {
+ if (!(flags & SAME_DEV))
+ dev = read_longint(f);
+ file->inode = read_longint(f);
+ }
+ file->dev = dev;
}
#endif
-
+
if (always_checksum) {
- file->sum = (char *)malloc(MD4_SUM_LENGTH);
- if (!file->sum) out_of_memory("md4 sum");
- if (remote_version < 21) {
- read_buf(f,file->sum,2);
- } else {
- read_buf(f,file->sum,MD4_SUM_LENGTH);
- }
+ file->sum = new_array(char, MD4_SUM_LENGTH);
+ if (!file->sum)
+ out_of_memory("md4 sum");
+ if (protocol_version < 21)
+ read_buf(f, file->sum, 2);
+ else
+ read_buf(f, file->sum, MD4_SUM_LENGTH);
}
-
- last_mode = file->mode;
- last_rdev = file->rdev;
- last_uid = file->uid;
- last_gid = file->gid;
- last_time = file->modtime;
if (!preserve_perms) {
extern int orig_umask;
/* determine if a file in a different filesstem should be skipped
when one_file_system is set. We bascally only want to include
the mount points - but they can be hard to find! */
-static int skip_filesystem(char *fname, STRUCT_STAT *st)
+static int skip_filesystem(char *fname, STRUCT_STAT * st)
{
STRUCT_STAT st2;
char *p = strrchr(fname, '/');
/* skip all but directories */
- if (!S_ISDIR(st->st_mode)) return 1;
+ if (!S_ISDIR(st->st_mode))
+ return 1;
/* if its not a subdirectory then allow */
- if (!p) return 0;
+ if (!p)
+ return 0;
*p = 0;
if (link_stat(fname, &st2)) {
return 0;
}
*p = '/';
-
+
return (st2.st_dev != filesystem_dev);
}
#define STRDUP(ap, p) (ap ? string_area_strdup(ap, p) : strdup(p))
-#define MALLOC(ap, i) (ap ? string_area_malloc(ap, i) : malloc(i))
-
-/* create a file_struct for a named file */
-struct file_struct *make_file(int f, char *fname, struct string_area **ap,
- int noexcludes)
+/* IRIX cc cares that the operands to the ternary have the same type. */
+#define MALLOC(ap, i) (ap ? (void*) string_area_malloc(ap, i) : malloc(i))
+
+/**
+ * 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.
+ *
+ * @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.
+ **/
+struct file_struct *make_file(char *fname, struct string_area **ap,
+ int exclude_level)
{
struct file_struct *file;
STRUCT_STAT st;
char *p;
char cleaned_name[MAXPATHLEN];
char linkbuf[MAXPATHLEN];
- extern int delete_excluded;
extern int module_id;
strlcpy(cleaned_name, fname, MAXPATHLEN);
- cleaned_name[MAXPATHLEN-1] = 0;
+ cleaned_name[MAXPATHLEN - 1] = 0;
clean_fname(cleaned_name);
- if (sanitize_paths) {
+ if (sanitize_paths)
sanitize_path(cleaned_name, NULL);
- }
fname = cleaned_name;
- /* f is set to -1 when calculating deletion file list */
- if (((f != -1) || !delete_excluded) && !noexcludes && !match_file_name(fname,&st))
- return NULL;
-
-
- memset(sum,0,SUM_LENGTH);
-
- if (readlink_stat(fname,&st,linkbuf) != 0) {
- io_error = 1;
- rprintf(FERROR,"readlink %s: %s\n",
- fname,strerror(errno));
+ memset(sum, 0, SUM_LENGTH);
+
+ if (readlink_stat(fname, &st, linkbuf) != 0) {
+ int save_errno = errno;
+ if (errno == ENOENT && exclude_level != NO_EXCLUDES) {
+ /* either symlink pointing nowhere or file that
+ * was removed during rsync run; see if excluded
+ * before reporting an error */
+ if (check_exclude_file(fname, 0, exclude_level)) {
+ /* file is excluded anyway, ignore silently */
+ return NULL;
+ }
+ }
+ io_error |= IOERR_GENERAL;
+ rprintf(FERROR, "readlink %s failed: %s\n",
+ full_fname(fname), strerror(save_errno));
return NULL;
}
- /* we use noexcludes from backup.c */
- if (noexcludes) goto skip_excludes;
+ /* backup.c calls us with exclude_level set to NO_EXCLUDES. */
+ if (exclude_level == NO_EXCLUDES)
+ goto skip_excludes;
- if (S_ISDIR(st.st_mode) && !recurse) {
- rprintf(FINFO,"skipping directory %s\n",fname);
+ if (S_ISDIR(st.st_mode) && !recurse && !files_from) {
+ rprintf(FINFO, "skipping directory %s\n", fname);
return NULL;
}
-
+
if (one_file_system && st.st_dev != filesystem_dev) {
if (skip_filesystem(fname, &st))
return NULL;
}
-
- if (lp_ignore_nonreadable(module_id) && access(fname, R_OK) != 0)
+ if (check_exclude_file(fname, S_ISDIR(st.st_mode) != 0, exclude_level))
return NULL;
- skip_excludes:
+ if (lp_ignore_nonreadable(module_id) && access(fname, R_OK) != 0)
+ return NULL;
+
+ skip_excludes:
if (verbose > 2)
- rprintf(FINFO,"make_file(%d,%s)\n",f,fname);
-
- file = (struct file_struct *)malloc(sizeof(*file));
- if (!file) out_of_memory("make_file");
- memset((char *)file,0,sizeof(*file));
+ rprintf(FINFO, "make_file(%s,*,%d)\n", fname, exclude_level);
+
+ file = new(struct file_struct);
+ if (!file)
+ out_of_memory("make_file");
+ memset((char *) file, 0, sizeof(*file));
- if ((p = strrchr(fname,'/'))) {
+ if ((p = strrchr(fname, '/'))) {
static char *lastdir;
*p = 0;
- if (lastdir && strcmp(fname, lastdir)==0) {
+ if (lastdir && strcmp(fname, lastdir) == 0)
file->dirname = lastdir;
- } else {
+ else {
file->dirname = strdup(fname);
lastdir = file->dirname;
}
- file->basename = STRDUP(ap, p+1);
+ file->basename = STRDUP(ap, p + 1);
*p = '/';
} else {
file->dirname = NULL;
file->mode = st.st_mode;
file->uid = st.st_uid;
file->gid = st.st_gid;
- file->dev = st.st_dev;
- file->inode = st.st_ino;
-#ifdef HAVE_ST_RDEV
+ if (preserve_hard_links) {
+ if (protocol_version < 28? S_ISREG(st.st_mode)
+ : !S_ISDIR(st.st_mode) && st.st_nlink > 1) {
+ file->dev = st.st_dev;
+ file->inode = st.st_ino;
+ file->flags |= HAS_INODE_DATA;
+ }
+ }
+#ifdef HAVE_STRUCT_STAT_ST_RDEV
file->rdev = st.st_rdev;
#endif
#if SUPPORT_LINKS
- if (S_ISLNK(st.st_mode)) {
+ if (S_ISLNK(st.st_mode))
file->link = STRDUP(ap, linkbuf);
- }
#endif
if (always_checksum) {
- file->sum = (char *)MALLOC(ap, MD4_SUM_LENGTH);
- if (!file->sum) out_of_memory("md4 sum");
+ file->sum = (char *) MALLOC(ap, MD4_SUM_LENGTH);
+ if (!file->sum)
+ out_of_memory("md4 sum");
/* drat. we have to provide a null checksum for non-regular
files in order to be compatible with earlier versions
of rsync */
if (S_ISREG(st.st_mode)) {
- file_checksum(fname,file->sum,st.st_size);
+ file_checksum(fname, file->sum, st.st_size);
} else {
memset(file->sum, 0, MD4_SUM_LENGTH);
}
- }
+ }
if (flist_dir) {
static char *lastdir;
- if (lastdir && strcmp(lastdir, flist_dir)==0) {
+ if (lastdir && strcmp(lastdir, flist_dir) == 0)
file->basedir = lastdir;
- } else {
+ else {
file->basedir = strdup(flist_dir);
lastdir = file->basedir;
}
- } else {
+ } else
file->basedir = NULL;
- }
if (!S_ISDIR(st.st_mode))
stats.total_size += st.st_size;
}
-
-void send_file_name(int f,struct file_list *flist,char *fname,
- int recursive, unsigned base_flags)
+void send_file_name(int f, struct file_list *flist, char *fname,
+ int recursive, unsigned short base_flags)
{
- struct file_struct *file;
-
- file = make_file(f,fname, &flist->string_area, 0);
-
- if (!file) return;
-
- if (flist->count >= flist->malloced) {
- if (flist->malloced < 1000)
- flist->malloced += 1000;
- else
- flist->malloced *= 2;
- flist->files = (struct file_struct **)realloc(flist->files,
- sizeof(flist->files[0])*
- flist->malloced);
- if (!flist->files)
- out_of_memory("send_file_name");
- }
-
- if (write_batch) /* dw */
- file->flags = FLAG_DELETE;
-
- if (strcmp(file->basename,"")) {
- flist->files[flist->count++] = file;
- send_file_entry(file,f,base_flags);
- }
-
- if (S_ISDIR(file->mode) && recursive) {
- struct exclude_struct **last_exclude_list = local_exclude_list;
- send_directory(f,flist,f_name(file));
- local_exclude_list = last_exclude_list;
- return;
- }
-}
+ struct file_struct *file;
+ char fbuf[MAXPATHLEN];
+ extern int delete_excluded;
+ /* f is set to -1 when calculating deletion file list */
+ file = make_file(fname, &flist->string_area,
+ f == -1 && delete_excluded? SERVER_EXCLUDES
+ : ALL_EXCLUDES);
+
+ if (!file)
+ return;
+ maybe_emit_filelist_progress(flist);
-static void send_directory(int f,struct file_list *flist,char *dir)
+ flist_expand(flist);
+
+ if (write_batch)
+ file->flags |= FLAG_DELETE;
+
+ if (file->basename[0]) {
+ flist->files[flist->count++] = file;
+ send_file_entry(file, f, base_flags);
+ }
+
+ if (S_ISDIR(file->mode) && recursive) {
+ struct exclude_struct **last_exclude_list =
+ local_exclude_list;
+ send_directory(f, flist, f_name_to(file, fbuf, sizeof fbuf));
+ local_exclude_list = last_exclude_list;
+ return;
+ }
+}
+
+
+static void send_directory(int f, struct file_list *flist, char *dir)
{
DIR *d;
struct dirent *di;
d = opendir(dir);
if (!d) {
- io_error = 1;
- rprintf(FERROR,"opendir(%s): %s\n",
- dir,strerror(errno));
+ io_error |= IOERR_GENERAL;
+ rprintf(FERROR, "opendir %s failed: %s\n",
+ full_fname(dir), strerror(errno));
return;
}
- strlcpy(fname,dir,MAXPATHLEN);
+ strlcpy(fname, dir, MAXPATHLEN);
l = strlen(fname);
- if (fname[l-1] != '/') {
- if (l == MAXPATHLEN-1) {
- io_error = 1;
- rprintf(FERROR,"skipping long-named directory %s\n",fname);
+ if (fname[l - 1] != '/') {
+ if (l == MAXPATHLEN - 1) {
+ io_error |= IOERR_GENERAL;
+ rprintf(FERROR, "skipping long-named directory: %s\n",
+ full_fname(fname));
closedir(d);
return;
}
- strlcat(fname,"/", MAXPATHLEN);
+ strlcat(fname, "/", MAXPATHLEN);
l++;
}
p = fname + strlen(fname);
local_exclude_list = NULL;
if (cvs_exclude) {
- if (strlen(fname) + strlen(".cvsignore") <= MAXPATHLEN-1) {
- strcpy(p,".cvsignore");
- local_exclude_list = make_exclude_list(fname,NULL,0,0);
+ if (strlen(fname) + strlen(".cvsignore") <= MAXPATHLEN - 1) {
+ strcpy(p, ".cvsignore");
+ add_exclude_file(&exclude_list,fname,MISSING_OK,ADD_EXCLUDE);
} else {
- io_error = 1;
- rprintf(FINFO,"cannot cvs-exclude in long-named directory %s\n",fname);
+ io_error |= IOERR_GENERAL;
+ rprintf(FINFO,
+ "cannot cvs-exclude in long-named directory %s\n",
+ full_fname(fname));
}
- }
-
- for (di=readdir(d); di; di=readdir(d)) {
+ }
+
+ for (errno = 0, di = readdir(d); di; errno = 0, di = readdir(d)) {
char *dname = d_name(di);
- if (strcmp(dname,".")==0 ||
- strcmp(dname,"..")==0)
+ if (dname[0] == '.' && (dname[1] == '\0'
+ || (dname[1] == '.' && dname[2] == '\0')))
continue;
- strlcpy(p,dname,MAXPATHLEN-l);
- send_file_name(f,flist,fname,recurse,0);
+ strlcpy(p, dname, MAXPATHLEN - l);
+ send_file_name(f, flist, fname, recurse, 0);
}
-
- if (local_exclude_list) {
- add_exclude_list("!", &local_exclude_list, 0);
+ if (errno) {
+ io_error |= IOERR_GENERAL;
+ rprintf(FERROR, "readdir(%s): (%d) %s\n",
+ dir, errno, strerror(errno));
}
+ if (local_exclude_list)
+ free_exclude_list(&local_exclude_list); /* Zeros pointer too */
+
closedir(d);
}
-struct file_list *send_file_list(int f,int argc,char *argv[])
+/**
+ * The delete_files() function in receiver.c sets f to -1 so that we just
+ * construct the file list in memory without sending it over the wire. It
+ * also has the side-effect of ignoring user-excludes if delete_excluded
+ * is set (so that the delete list includes user-excluded files).
+ **/
+struct file_list *send_file_list(int f, int argc, char *argv[])
{
- int i,l;
+ int l;
STRUCT_STAT st;
- char *p,*dir,*olddir;
- char lastpath[MAXPATHLEN]="";
+ char *p, *dir, *olddir;
+ char lastpath[MAXPATHLEN] = "";
struct file_list *flist;
int64 start_write;
+ int use_ff_fd = 0;
- if (verbose && recurse && !am_server && f != -1) {
- rprintf(FINFO,"building file list ... ");
- if (verbose > 1)
- rprintf(FINFO, "\n");
- rflush(FINFO);
- }
+ if (show_filelist_p() && f != -1)
+ start_filelist_progress("building file list");
start_write = stats.total_written;
flist = flist_new();
if (f != -1) {
- io_start_buffering(f);
+ io_start_buffering_out(f);
+ if (filesfrom_fd >= 0) {
+ if (argv[0] && !push_dir(argv[0], 0)) {
+ rprintf(FERROR, "push_dir %s failed: %s\n",
+ full_fname(argv[0]), strerror(errno));
+ exit_cleanup(RERR_FILESELECT);
+ }
+ use_ff_fd = 1;
+ }
}
- for (i=0;i<argc;i++) {
- char *fname = topsrcname;
+ while (1) {
+ char fname2[MAXPATHLEN];
+ char *fname = fname2;
- strlcpy(fname,argv[i],MAXPATHLEN);
+ if (use_ff_fd) {
+ if (read_filesfrom_line(filesfrom_fd, fname) == 0)
+ break;
+ sanitize_path(fname, NULL);
+ } else {
+ if (argc-- == 0)
+ break;
+ strlcpy(fname, *argv++, MAXPATHLEN);
+ if (sanitize_paths)
+ sanitize_path(fname, NULL);
+ }
l = strlen(fname);
- if (l != 1 && fname[l-1] == '/') {
- if ((l == 2) && (fname[0] == '.')) {
- /* Turn ./ into just . rather than ./.
- This was put in to avoid a problem with
- rsync -aR --delete from ./
- The send_file_name() below of ./ was
- mysteriously preventing deletes */
- fname[1] = 0;
+ if (fname[l - 1] == '/') {
+ if (l == 2 && fname[0] == '.') {
+ /* Turn "./" into just "." rather than "./." */
+ fname[1] = '\0';
} else {
- strlcat(fname,".",MAXPATHLEN);
+ strlcat(fname, ".", MAXPATHLEN);
}
}
- if (link_stat(fname,&st) != 0) {
+ if (link_stat(fname, &st) != 0) {
if (f != -1) {
- io_error=1;
- rprintf(FERROR,"link_stat %s : %s\n",fname,strerror(errno));
+ io_error |= IOERR_GENERAL;
+ rprintf(FERROR, "link_stat %s failed: %s\n",
+ full_fname(fname), strerror(errno));
}
continue;
}
- if (S_ISDIR(st.st_mode) && !recurse) {
- rprintf(FINFO,"skipping directory %s\n",fname);
+ if (S_ISDIR(st.st_mode) && !recurse && !files_from) {
+ rprintf(FINFO, "skipping directory %s\n", fname);
continue;
}
olddir = NULL;
if (!relative_paths) {
- p = strrchr(fname,'/');
+ p = strrchr(fname, '/');
if (p) {
*p = 0;
- if (p == fname)
+ if (p == fname)
dir = "/";
else
- dir = fname;
- fname = p+1;
+ dir = fname;
+ fname = p + 1;
}
- } else if (f != -1 && (p=strrchr(fname,'/'))) {
+ } else if (f != -1 && implied_dirs && (p=strrchr(fname,'/')) && p != fname) {
/* this ensures we send the intermediate directories,
thus getting their permissions right */
+ char *lp = lastpath, *fn = fname, *slash = fname;
*p = 0;
- if (strcmp(lastpath,fname)) {
- strlcpy(lastpath, fname, sizeof(lastpath));
- *p = '/';
- for (p=fname+1; (p=strchr(p,'/')); p++) {
- int copy_links_saved = copy_links;
- int recurse_saved = recurse;
- *p = 0;
- copy_links = copy_unsafe_links;
- /* set recurse to 1 to prevent make_file
- from ignoring directory, but still
- turn off the recursive parameter to
- send_file_name */
- recurse = 1;
+ /* Skip any initial directories in our path that we
+ * have in common with lastpath. */
+ while (*fn && *lp == *fn) {
+ if (*fn == '/')
+ slash = fn;
+ lp++, fn++;
+ }
+ *p = '/';
+ if (fn != p || (*lp && *lp != '/')) {
+ int copy_links_saved = copy_links;
+ int recurse_saved = recurse;
+ copy_links = copy_unsafe_links;
+ /* set recurse to 1 to prevent make_file
+ * from ignoring directory, but still
+ * turn off the recursive parameter to
+ * send_file_name */
+ recurse = 1;
+ while ((slash = strchr(slash+1, '/')) != 0) {
+ *slash = 0;
send_file_name(f, flist, fname, 0, 0);
- copy_links = copy_links_saved;
- recurse = recurse_saved;
- *p = '/';
+ *slash = '/';
}
- } else {
+ copy_links = copy_links_saved;
+ recurse = recurse_saved;
+ *p = 0;
+ strlcpy(lastpath, fname, sizeof lastpath);
*p = '/';
}
}
-
+
if (!*fname)
fname = ".";
-
+
if (dir && *dir) {
olddir = push_dir(dir, 1);
if (!olddir) {
- io_error=1;
- rprintf(FERROR,"push_dir %s : %s\n",
- dir,strerror(errno));
+ io_error |= IOERR_GENERAL;
+ rprintf(FERROR, "push_dir %s failed: %s\n",
+ full_fname(dir), strerror(errno));
continue;
}
flist_dir = dir;
}
-
+
if (one_file_system)
set_filesystem(fname);
- send_file_name(f,flist,fname,recurse,FLAG_DELETE);
+ send_file_name(f, flist, fname, recurse, FLAG_DELETE);
if (olddir != NULL) {
flist_dir = NULL;
if (pop_dir(olddir) != 0) {
- rprintf(FERROR,"pop_dir %s : %s\n",
- dir,strerror(errno));
+ rprintf(FERROR, "pop_dir %s failed: %s\n",
+ full_fname(dir), strerror(errno));
exit_cleanup(RERR_FILESELECT);
}
}
}
- topsrcname[0] = '\0';
+ if (f != -1)
+ send_file_entry(NULL, f, 0);
- if (f != -1) {
- send_file_entry(NULL,f,0);
- }
+ if (show_filelist_p() && f != -1)
+ finish_filelist_progress(flist);
+
+ clean_flist(flist, 0, 0);
- if (verbose && recurse && !am_server && f != -1)
- rprintf(FINFO,"done\n");
-
- clean_flist(flist, 0);
-
/* now send the uid/gid list. This was introduced in protocol
- version 15 */
- if (f != -1 && remote_version >= 15) {
+ version 15 */
+ if (f != -1)
send_uid_list(f);
- }
- /* if protocol version is >= 17 then send the io_error flag */
- if (f != -1 && remote_version >= 17) {
+ /* send the io_error flag */
+ if (f != -1) {
extern int module_id;
- write_int(f, lp_ignore_errors(module_id)? 0 : io_error);
+ write_int(f, lp_ignore_errors(module_id) ? 0 : io_error);
}
if (f != -1) {
- io_end_buffering(f);
+ io_end_buffering();
stats.flist_size = stats.total_written - start_write;
stats.num_files = flist->count;
- if (write_batch) /* dw */
- write_batch_flist_info(flist->count, flist->files);
+ if (write_batch)
+ write_batch_flist_info(flist->count, flist->files);
}
if (verbose > 2)
- rprintf(FINFO,"send_file_list done\n");
+ rprintf(FINFO, "send_file_list done\n");
return flist;
}
struct file_list *recv_file_list(int f)
{
- struct file_list *flist;
- unsigned char flags;
- int64 start_read;
- extern int list_only;
+ struct file_list *flist;
+ unsigned short flags;
+ int64 start_read;
+ extern int list_only;
+
+ if (show_filelist_p())
+ start_filelist_progress("receiving file list");
- if (verbose && recurse && !am_server) {
- rprintf(FINFO,"receiving file list ... ");
- rflush(FINFO);
- }
+ start_read = stats.total_read;
- start_read = stats.total_read;
+ flist = new(struct file_list);
+ if (!flist)
+ goto oom;
- flist = (struct file_list *)malloc(sizeof(flist[0]));
- if (!flist)
- goto oom;
+ flist->count = 0;
+ flist->malloced = 1000;
+ flist->files = new_array(struct file_struct *, flist->malloced);
+ if (!flist->files)
+ goto oom;
- flist->count=0;
- flist->malloced=1000;
- flist->files = (struct file_struct **)malloc(sizeof(flist->files[0])*
- flist->malloced);
- if (!flist->files)
- goto oom;
+ while ((flags = read_byte(f)) != 0) {
+ int i = flist->count;
- for (flags=read_byte(f); flags; flags=read_byte(f)) {
- int i = flist->count;
+ flist_expand(flist);
- if (i >= flist->malloced) {
- if (flist->malloced < 1000)
- flist->malloced += 1000;
- else
- flist->malloced *= 2;
- flist->files =(struct file_struct **)realloc(flist->files,
- sizeof(flist->files[0])*
- flist->malloced);
- if (!flist->files)
- goto oom;
- }
+ if (protocol_version >= 28 && (flags & EXTENDED_FLAGS))
+ flags |= read_byte(f) << 8;
+ receive_file_entry(&flist->files[i], flags, f);
- receive_file_entry(&flist->files[i],flags,f);
+ if (S_ISREG(flist->files[i]->mode))
+ stats.total_size += flist->files[i]->length;
- if (S_ISREG(flist->files[i]->mode))
- stats.total_size += flist->files[i]->length;
+ flist->count++;
- flist->count++;
+ maybe_emit_filelist_progress(flist);
- if (verbose > 2)
- rprintf(FINFO,"recv_file_name(%s)\n",f_name(flist->files[i]));
- }
+ if (verbose > 2) {
+ rprintf(FINFO, "recv_file_name(%s)\n",
+ f_name(flist->files[i]));
+ }
+ }
- if (verbose > 2)
- rprintf(FINFO,"received %d names\n",flist->count);
+ if (verbose > 2)
+ rprintf(FINFO, "received %d names\n", flist->count);
- clean_flist(flist, relative_paths);
+ clean_flist(flist, relative_paths, 1);
- if (verbose && recurse && !am_server) {
- rprintf(FINFO,"done\n");
- }
+ if (show_filelist_p())
+ finish_filelist_progress(flist);
- /* now recv the uid/gid list. This was introduced in protocol version 15 */
- if (f != -1 && remote_version >= 15) {
- recv_uid_list(f, flist);
- }
+ /* now recv the uid/gid list. This was introduced in protocol version 15 */
+ if (f != -1)
+ recv_uid_list(f, flist);
- /* if protocol version is >= 17 then recv the io_error flag */
- if (f != -1 && remote_version >= 17 && !read_batch) { /* dw-added readbatch */
- extern int module_id;
- extern int ignore_errors;
- if (lp_ignore_errors(module_id) || ignore_errors) {
- read_int(f);
- } else {
- io_error |= read_int(f);
- }
- }
+ /* recv the io_error flag */
+ if (f != -1 && !read_batch) { /* dw-added readbatch */
+ extern int module_id;
+ extern int ignore_errors;
+ if (lp_ignore_errors(module_id) || ignore_errors)
+ read_int(f);
+ else
+ io_error |= read_int(f);
+ }
- if (list_only) {
- int i;
- for (i=0;i<flist->count;i++) {
- list_file_entry(flist->files[i]);
- }
- }
+ if (list_only) {
+ int i;
+ for (i = 0; i < flist->count; i++)
+ list_file_entry(flist->files[i]);
+ }
- if (verbose > 2)
- rprintf(FINFO,"recv_file_list done\n");
+ if (verbose > 2)
+ rprintf(FINFO, "recv_file_list done\n");
- stats.flist_size = stats.total_read - start_read;
- stats.num_files = flist->count;
+ stats.flist_size = stats.total_read - start_read;
+ stats.num_files = flist->count;
- return flist;
+ return flist;
-oom:
- out_of_memory("recv_file_list");
- return NULL; /* not reached */
+ oom:
+ out_of_memory("recv_file_list");
+ return NULL; /* not reached */
}
-int file_compare(struct file_struct **f1,struct file_struct **f2)
+int file_compare(struct file_struct **file1, struct file_struct **file2)
{
- if (!(*f1)->basename && !(*f2)->basename) return 0;
- if (!(*f1)->basename) return -1;
- if (!(*f2)->basename) return 1;
- if ((*f1)->dirname == (*f2)->dirname)
- return u_strcmp((*f1)->basename, (*f2)->basename);
- return u_strcmp(f_name(*f1),f_name(*f2));
+ struct file_struct *f1 = *file1;
+ struct file_struct *f2 = *file2;
+
+ if (!f1->basename && !f2->basename)
+ return 0;
+ if (!f1->basename)
+ return -1;
+ if (!f2->basename)
+ return 1;
+ if (f1->dirname == f2->dirname)
+ return u_strcmp(f1->basename, f2->basename);
+ return f_name_cmp(f1, f2);
}
-int flist_find(struct file_list *flist,struct file_struct *f)
+int flist_find(struct file_list *flist, struct file_struct *f)
{
- int low=0,high=flist->count-1;
+ int low = 0, high = flist->count - 1;
- if (flist->count <= 0) return -1;
+ while (high >= 0 && !flist->files[high]->basename) high--;
+
+ if (high < 0)
+ return -1;
while (low != high) {
- int mid = (low+high)/2;
+ int mid = (low + high) / 2;
int ret = file_compare(&flist->files[flist_up(flist, mid)],&f);
- if (ret == 0) return flist_up(flist, mid);
- if (ret > 0) {
- high=mid;
- } else {
- low=mid+1;
- }
+ if (ret == 0)
+ return flist_up(flist, mid);
+ if (ret > 0)
+ high = mid;
+ else
+ low = mid + 1;
}
- if (file_compare(&flist->files[flist_up(flist,low)],&f) == 0)
- return flist_up(flist,low);
+ if (file_compare(&flist->files[flist_up(flist, low)], &f) == 0)
+ return flist_up(flist, low);
return -1;
}
*/
void free_file(struct file_struct *file)
{
- if (!file) return;
- if (file->basename) free(file->basename);
- if (file->link) free(file->link);
- if (file->sum) free(file->sum);
+ if (!file)
+ return;
+ if (file->basename)
+ free(file->basename);
+ if (file->link)
+ free(file->link);
+ if (file->sum)
+ free(file->sum);
*file = null_file;
}
/*
* allocate a new file list
*/
-struct file_list *flist_new()
+struct file_list *flist_new(void)
{
struct file_list *flist;
- flist = (struct file_list *)malloc(sizeof(flist[0]));
- if (!flist) out_of_memory("send_file_list");
+ flist = new(struct file_list);
+ if (!flist)
+ out_of_memory("send_file_list");
+
+ flist->count = 0;
+ flist->malloced = 0;
+ flist->files = NULL;
- flist->count=0;
- flist->malloced = 1000;
- flist->files = (struct file_struct **)malloc(sizeof(flist->files[0])*
- flist->malloced);
- if (!flist->files) out_of_memory("send_file_list");
#if ARENA_SIZE > 0
flist->string_area = string_area_new(0);
#else
#endif
return flist;
}
+
/*
* free up all elements in a flist
*/
void flist_free(struct file_list *flist)
{
int i;
- for (i=1;i<flist->count;i++) {
+ for (i = 1; i < flist->count; i++) {
if (!flist->string_area)
free_file(flist->files[i]);
free(flist->files[i]);
- }
- memset((char *)flist->files, 0, sizeof(flist->files[0])*flist->count);
+ }
+ /* FIXME: I don't think we generally need to blank the flist
+ * since it's about to be freed. This will just cause more
+ * memory traffic. If you want a freed-memory debugger, you
+ * know where to get it. */
+ memset((char *) flist->files, 0,
+ sizeof(flist->files[0]) * flist->count);
free(flist->files);
if (flist->string_area)
string_area_free(flist->string_area);
- memset((char *)flist, 0, sizeof(*flist));
+ memset((char *) flist, 0, sizeof(*flist));
free(flist);
}
/*
* This routine ensures we don't have any duplicate names in our file list.
- * duplicate names can cause corruption because of the pipelining
+ * duplicate names can cause corruption because of the pipelining
*/
-static void clean_flist(struct file_list *flist, int strip_root)
+static void clean_flist(struct file_list *flist, int strip_root, int no_dups)
{
- int i;
+ int i, prev_i = 0;
- if (!flist || flist->count == 0)
+ if (!flist || flist->count == 0)
return;
-
- qsort(flist->files,flist->count,
- sizeof(flist->files[0]),
- (int (*)())file_compare);
-
- for (i=1;i<flist->count;i++) {
- if (flist->files[i]->basename &&
- flist->files[i-1]->basename &&
- strcmp(f_name(flist->files[i]),
- f_name(flist->files[i-1])) == 0) {
- if (verbose > 1 && !am_server)
- rprintf(FINFO,"removing duplicate name %s from file list %d\n",
- f_name(flist->files[i-1]),i-1);
- /* it's not great that the flist knows the semantics of the
- * file memory usage, but i'd rather not add a flag byte
- * to that struct. XXX can i use a bit in the flags field? */
+
+ qsort(flist->files, flist->count,
+ sizeof(flist->files[0]), (int (*)()) file_compare);
+
+ for (i = no_dups? 0 : flist->count; i < flist->count; i++) {
+ if (flist->files[i]->basename) {
+ prev_i = i;
+ break;
+ }
+ }
+ while (++i < flist->count) {
+ if (!flist->files[i]->basename)
+ continue;
+ if (f_name_cmp(flist->files[i], flist->files[prev_i]) == 0) {
+ if (verbose > 1 && !am_server) {
+ rprintf(FINFO,
+ "removing duplicate name %s from file list %d\n",
+ f_name(flist->files[i]), i);
+ }
+ /* Make sure that if we unduplicate '.', that we don't
+ * lose track of a user-specified starting point (or
+ * else deletions will mysteriously fail with -R). */
+ if (flist->files[i]->flags & FLAG_DELETE)
+ flist->files[prev_i]->flags |= FLAG_DELETE;
+ /* it's not great that the flist knows the semantics of
+ * the file memory usage, but i'd rather not add a flag
+ * byte to that struct.
+ * XXX can i use a bit in the flags field? */
if (flist->string_area)
flist->files[i][0] = null_file;
else
free_file(flist->files[i]);
- }
+ }
+ else
+ prev_i = i;
}
if (strip_root) {
/* we need to strip off the root directory in the case
of relative paths, but this must be done _after_
the sorting phase */
- for (i=0;i<flist->count;i++) {
+ for (i = 0; i < flist->count; i++) {
if (flist->files[i]->dirname &&
flist->files[i]->dirname[0] == '/') {
memmove(&flist->files[i]->dirname[0],
&flist->files[i]->dirname[1],
strlen(flist->files[i]->dirname));
}
-
- if (flist->files[i]->dirname &&
+
+ if (flist->files[i]->dirname &&
!flist->files[i]->dirname[0]) {
flist->files[i]->dirname = NULL;
}
}
}
+ if (verbose <= 3)
+ return;
- if (verbose <= 3) return;
-
- for (i=0;i<flist->count;i++) {
- rprintf(FINFO,"[%d] i=%d %s %s mode=0%o len=%.0f\n",
- (int) getpid(), i,
+ for (i = 0; i < flist->count; i++) {
+ rprintf(FINFO, "[%ld] i=%d %s %s mode=0%o len=%.0f\n",
+ (long) getpid(), i,
NS(flist->files[i]->dirname),
NS(flist->files[i]->basename),
(int) flist->files[i]->mode,
- (double)flist->files[i]->length);
+ (double) flist->files[i]->length);
}
}
-/*
- * return the full filename of a flist entry
+enum fnc_state { fnc_DIR, fnc_SLASH, fnc_BASE };
+
+/* Compare the names of two file_struct entities, just like strcmp()
+ * would do if it were operating on the joined strings. We assume
+ * that there are no 0-length strings.
*/
-char *f_name(struct file_struct *f)
+int f_name_cmp(struct file_struct *f1, struct file_struct *f2)
{
- static char names[10][MAXPATHLEN];
- static int n;
- char *p = names[n];
-
- if (!f || !f->basename) return NULL;
+ int dif;
+ const uchar *c1, *c2;
+ enum fnc_state state1, state2;
- n = (n+1)%10;
+ if (!f1 || !f1->basename) {
+ if (!f2 || !f2->basename)
+ return 0;
+ return -1;
+ }
+ if (!f2 || !f2->basename)
+ return 1;
- if (f->dirname) {
- strlcpy(p, f->dirname, MAXPATHLEN);
- strlcat(p, "/", MAXPATHLEN);
- strlcat(p, f->basename, MAXPATHLEN);
- } else {
- strlcpy(p, f->basename, MAXPATHLEN);
+ if (!(c1 = (uchar*)f1->dirname)) {
+ state1 = fnc_BASE;
+ c1 = (uchar*)f1->basename;
+ }
+ else
+ state1 = fnc_DIR;
+ if (!(c2 = (uchar*)f2->dirname)) {
+ state2 = fnc_BASE;
+ c2 = (uchar*)f2->basename;
+ }
+ else
+ state2 = fnc_DIR;
+
+ while (1) {
+ if ((dif = (int)*c1 - (int)*c2) != 0)
+ break;
+ if (!*++c1) {
+ switch (state1) {
+ case fnc_DIR:
+ state1 = fnc_SLASH;
+ c1 = (uchar*)"/";
+ break;
+ case fnc_SLASH:
+ state1 = fnc_BASE;
+ c1 = (uchar*)f1->basename;
+ break;
+ case fnc_BASE:
+ break;
+ }
+ }
+ if (!*++c2) {
+ switch (state2) {
+ case fnc_DIR:
+ state2 = fnc_SLASH;
+ c2 = (uchar*)"/";
+ break;
+ case fnc_SLASH:
+ state2 = fnc_BASE;
+ c2 = (uchar*)f2->basename;
+ break;
+ case fnc_BASE:
+ if (!*c1)
+ return 0;
+ break;
+ }
+ }
}
- return p;
+ return dif;
+}
+
+
+/* Return a copy of the full filename of a flist entry, using the indicated
+ * buffer.
+ */
+char *f_name_to(struct file_struct *f, char *fbuf, int bsize)
+{
+ if (!f || !f->basename)
+ return NULL;
+
+ if (f->dirname) {
+ int off = strlcpy(fbuf, f->dirname, bsize);
+ off += strlcpy(fbuf + off, "/", bsize - off);
+ strlcpy(fbuf + off, f->basename, bsize - off);
+ } else
+ strlcpy(fbuf, f->basename, bsize);
+ return fbuf;
}
+
+/* Like f_name_to(), but we rotate through 5 static buffers of our own.
+ */
+char *f_name(struct file_struct *f)
+{
+ static char names[5][MAXPATHLEN];
+ static unsigned int n;
+
+ n = (n + 1) % (sizeof names / sizeof names[0]);
+
+ return f_name_to(f, names[n], sizeof names[0]);
+}