extern int cvs_exclude;
extern int recurse;
+extern char curr_dir[MAXPATHLEN];
extern char *files_from;
extern int filesfrom_fd;
STRUCT_STAT st;
if (link_stat(fname, &st) != 0)
return;
+
filesystem_dev = st.st_dev;
}
static void send_directory(int f, struct file_list *flist, char *dir);
static char *flist_dir;
+static int flist_dir_len;
/**
io_write_phase = "send_file_entry";
- fname = f_name_to(file, fbuf, sizeof fbuf);
+ fname = f_name_to(file, fbuf);
flags = base_flags;
for (l1 = 0;
lastname[l1] && (fname[l1] == lastname[l1]) && (l1 < 255);
l1++) {}
- l2 = strlen(fname) - l1;
+ l2 = strlen(fname+l1);
if (l1 > 0)
flags |= SAME_NAME;
}
strlcpy(lastname, fname, MAXPATHLEN);
- lastname[MAXPATHLEN - 1] = 0;
io_write_phase = "unknown";
}
if (!file->basename)
out_of_memory("receive_file_entry 1");
- file->flags = flags;
+ file->flags = flags & LIVE_FLAGS;
file->length = read_longint(f);
if (!(flags & SAME_TIME))
modtime = (time_t)read_int(f);
}
-/* determine if a file in a different filesstem should be skipped
+/* determine if a file in a different filesystem 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)
{
STRUCT_STAT st2;
- char *p = strrchr(fname, '/');
/* skip all but directories */
if (!S_ISDIR(st->st_mode))
return 1;
/* if its not a subdirectory then allow */
- if (!p)
+ if (!strrchr(fname, '/'))
return 0;
- *p = 0;
- if (link_stat(fname, &st2)) {
- *p = '/';
+ if (link_stat(fname, &st2) != 0) {
return 0;
}
- *p = '/';
return (st2.st_dev != filesystem_dev);
}
char cleaned_name[MAXPATHLEN];
char linkbuf[MAXPATHLEN];
- strlcpy(cleaned_name, fname, MAXPATHLEN);
- cleaned_name[MAXPATHLEN - 1] = 0;
+ if (strlcpy(cleaned_name, fname, sizeof cleaned_name)
+ >= sizeof cleaned_name - flist_dir_len) {
+ rprintf(FINFO, "skipping overly long name: %s\n", fname);
+ return NULL;
+ }
clean_fname(cleaned_name);
if (sanitize_paths)
sanitize_path(cleaned_name, NULL);
file_checksum(fname, file->u.sum, st.st_size);
}
- if (flist_dir) {
- static char *lastdir;
- if (lastdir && strcmp(lastdir, flist_dir) == 0)
- file->basedir = lastdir;
- else {
- file->basedir = strdup(flist_dir);
- lastdir = file->basedir;
- }
- } else
- file->basedir = NULL;
+ file->basedir = flist_dir;
if (!S_ISDIR(st.st_mode))
stats.total_size += st.st_size;
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));
+ send_directory(f, flist, f_name_to(file, fbuf));
local_exclude_list = last_exclude_list;
return;
}
DIR *d;
struct dirent *di;
char fname[MAXPATHLEN];
- int l;
+ unsigned int offset;
char *p;
d = opendir(dir);
return;
}
- strlcpy(fname, dir, MAXPATHLEN);
- l = strlen(fname);
- if (fname[l - 1] != '/') {
- if (l == MAXPATHLEN - 1) {
+ offset = strlcpy(fname, dir, MAXPATHLEN);
+ p = fname + offset;
+ if (offset >= MAXPATHLEN || p[-1] != '/') {
+ if (offset >= MAXPATHLEN - 1) {
io_error |= IOERR_GENERAL;
rprintf(FERROR, "skipping long-named directory: %s\n",
full_fname(fname));
closedir(d);
return;
}
- strlcat(fname, "/", MAXPATHLEN);
- l++;
+ *p++ = '/';
+ offset++;
}
- p = fname + strlen(fname);
local_exclude_list = NULL;
if (cvs_exclude) {
- if (strlen(fname) + strlen(".cvsignore") <= MAXPATHLEN - 1) {
- strcpy(p, ".cvsignore");
+ if (strlcpy(p, ".cvsignore", MAXPATHLEN - offset)
+ < MAXPATHLEN - offset)
add_exclude_file(&local_exclude_list,fname,MISSING_OK,ADD_EXCLUDE);
- } else {
+ else {
io_error |= IOERR_GENERAL;
rprintf(FINFO,
"cannot cvs-exclude in long-named directory %s\n",
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);
+ if (strlcpy(p, dname, MAXPATHLEN - offset) < MAXPATHLEN - offset)
+ send_file_name(f, flist, fname, recurse, 0);
+ else {
+ io_error |= IOERR_GENERAL;
+ rprintf(FINFO,
+ "cannot send long-named file %s\n",
+ full_fname(fname));
+ }
}
if (errno) {
io_error |= IOERR_GENERAL;
rprintf(FERROR, "readdir(%s): (%d) %s\n",
- dir, errno, strerror(errno));
+ dir, errno, strerror(errno));
}
if (local_exclude_list)
{
int l;
STRUCT_STAT st;
- char *p, *dir, *olddir;
+ char *p, *dir, olddir[sizeof curr_dir];
char lastpath[MAXPATHLEN] = "";
struct file_list *flist;
int64 start_write;
if (f != -1) {
io_start_buffering_out(f);
if (filesfrom_fd >= 0) {
- if (argv[0] && !push_dir(argv[0], 0)) {
+ if (argv[0] && !push_dir(argv[0])) {
rprintf(FERROR, "push_dir %s failed: %s\n",
full_fname(argv[0]), strerror(errno));
exit_cleanup(RERR_FILESELECT);
if (l == 2 && fname[0] == '.') {
/* Turn "./" into just "." rather than "./." */
fname[1] = '\0';
- } else {
- strlcat(fname, ".", MAXPATHLEN);
+ } else if (l < MAXPATHLEN) {
+ fname[l++] = '.';
+ fname[l] = '\0';
}
}
}
dir = NULL;
- olddir = NULL;
+ olddir[0] = '\0';
if (!relative_paths) {
p = strrchr(fname, '/');
fname = ".";
if (dir && *dir) {
- olddir = push_dir(dir, 1);
+ static char *lastdir;
+ static int lastdir_len;
+
+ strcpy(olddir, curr_dir); /* can't overflow */
- if (!olddir) {
+ if (!push_dir(dir)) {
io_error |= IOERR_GENERAL;
rprintf(FERROR, "push_dir %s failed: %s\n",
full_fname(dir), strerror(errno));
continue;
}
- flist_dir = dir;
+ if (lastdir && strcmp(lastdir, dir) == 0) {
+ flist_dir = lastdir;
+ flist_dir_len = lastdir_len;
+ } else {
+ if (lastdir)
+ free(lastdir);
+ flist_dir = lastdir = strdup(dir);
+ flist_dir_len = lastdir_len = strlen(dir);
+ }
}
if (one_file_system)
send_file_name(f, flist, fname, recurse, FLAG_DELETE);
- if (olddir != NULL) {
+ if (olddir[0]) {
flist_dir = NULL;
- if (pop_dir(olddir) != 0) {
+ flist_dir_len = 0;
+ if (!pop_dir(olddir)) {
rprintf(FERROR, "pop_dir %s failed: %s\n",
full_fname(dir), strerror(errno));
exit_cleanup(RERR_FILESELECT);
/* Return a copy of the full filename of a flist entry, using the indicated
- * buffer.
+ * buffer. No size-checking is done because we checked the size when creating
+ * the file_struct entry.
*/
-char *f_name_to(struct file_struct *f, char *fbuf, int bsize)
+char *f_name_to(struct file_struct *f, char *fbuf)
{
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);
+ int len = strlen(f->dirname);
+ memcpy(fbuf, f->dirname, len);
+ fbuf[len] = '/';
+ strcpy(fbuf + len + 1, f->basename);
} else
- strlcpy(fbuf, f->basename, bsize);
+ strcpy(fbuf, f->basename);
return fbuf;
}
n = (n + 1) % (sizeof names / sizeof names[0]);
- return f_name_to(f, names[n], sizeof names[0]);
+ return f_name_to(f, names[n]);
}