static int statistics = 1;
static int portnumber = 0;
static int prev_stats_len = 0;
+static int scp_unsafe_mode = 0;
static char *password = NULL;
static int errs = 0;
/* GUI Adaptation - Sept 2000 */
struct fxp_names *names;
struct fxp_name *ournames;
int nnames, namesize;
- char *dir;
int i;
printf("Listing directory %s\n", dirname);
dirh = fxp_opendir(dirname);
if (dirh == NULL) {
- printf("Unable to open %s: %s\n", dir, fxp_error());
+ printf("Unable to open %s: %s\n", dirname, fxp_error());
} else {
nnames = namesize = 0;
ournames = NULL;
if (names == NULL) {
if (fxp_error_type() == SSH_FX_EOF)
break;
- printf("Reading directory %s: %s\n", dir, fxp_error());
+ printf("Reading directory %s: %s\n", dirname, fxp_error());
break;
}
if (names->nnames == 0) {
* slash.
*/
lastpart[-1] = '\0';
+ } else if (!*dupsource) {
+ /*
+ * The remains of dupsource are _empty_ - the whole
+ * pathname was a wildcard. Hence we need to
+ * replace it with ".".
+ */
+ sfree(dupsource);
+ dupsource = dupstr(".");
}
/*
struct fxp_names *names;
/*
- * It's a directory. If we're not in recursive mode and
- * we haven't been passed a wildcard from
- * scp_sink_setup, this just merits a complaint.
+ * It's a directory. If we're not in recursive mode,
+ * this merits a complaint (which is fatal if the name
+ * was specified directly, but not if it was matched by
+ * a wildcard).
+ *
+ * We skip this complaint completely if
+ * scp_sftp_wildcard is set, because that's an
+ * indication that we're not actually supposed to
+ * _recursively_ transfer the dir, just scan it for
+ * things matching the wildcard.
*/
if (!scp_sftp_recursive && !scp_sftp_wildcard) {
tell_user(stderr, "pscp: %s: is a directory", fname);
errs++;
if (must_free_fname) sfree(fname);
- return 1;
+ if (scp_sftp_dirstack_head) {
+ act->action = SCP_SINK_RETRY;
+ return 0;
+ } else {
+ return 1;
+ }
}
/*
static void sink(char *targ, char *src)
{
char *destfname;
- char ch;
int targisdir = 0;
- int settime;
int exists;
DWORD attr;
HANDLE f;
* and the last component of that will fail to match
* (the last component of) the name sent.
*
- * (Well, not always; if `src' is a wildcard, we do
+ * Well, not always; if `src' is a wildcard, we do
* expect to get back filenames that don't correspond
- * exactly to it. So we skip this check if `src'
- * contains a *, a ? or a []. This is non-ideal - we
- * would like to ensure that the returned filename
- * actually matches the wildcard pattern - but one of
- * SCP's protocol infelicities is that wildcard
- * matching is done at the server end _by the server's
- * rules_ and so in general this is infeasible. Live
- * with it, or upgrade to SFTP.)
+ * exactly to it. Ideally in this case, we would like
+ * to ensure that the returned filename actually
+ * matches the wildcard pattern - but one of SCP's
+ * protocol infelicities is that wildcard matching is
+ * done at the server end _by the server's rules_ and
+ * so in general this is infeasible. Hence, we only
+ * accept filenames that don't correspond to `src' if
+ * unsafe mode is enabled or we are using SFTP (which
+ * resolves remote wildcards on the client side and can
+ * be trusted).
*/
char *striptarget, *stripsrc;
if (src) {
stripsrc = stripslashes(src, 1);
- if (!stripsrc[strcspn(stripsrc, "*?[]")] &&
- strcmp(striptarget, stripsrc)) {
- tell_user(stderr, "warning: remote host attempted to"
- " write to a different filename: disallowing");
+ if (strcmp(striptarget, stripsrc) &&
+ !using_sftp && !scp_unsafe_mode) {
+ tell_user(stderr, "warning: remote host tried to write "
+ "to a file called '%s'", striptarget);
+ tell_user(stderr, " when we requested a file "
+ "called '%s'.", stripsrc);
+ tell_user(stderr, " If this is a wildcard, "
+ "consider upgrading to SSH 2 or using");
+ tell_user(stderr, " the '-unsafe' option. Renaming"
+ " of this file has been disallowed.");
/* Override the name the server provided with our own. */
striptarget = stripsrc;
}
continue;
}
do {
- char *last;
char *filename;
/*
* Ensure that . and .. are never matched by wildcards,
printf(" -v show verbose messages\n");
printf(" -P port connect to specified port\n");
printf(" -pw passw login with specified password\n");
+ printf(" -unsafe allow server-side wildcards (DANGEROUS)\n");
#if 0
/*
* -gui is an internal option, used by GUI front ends to get
gui_mode = 1;
} else if (strcmp(argv[i], "-ls") == 0)
list = 1;
+ else if (strcmp(argv[i], "-unsafe") == 0)
+ scp_unsafe_mode = 1;
else if (strcmp(argv[i], "--") == 0) {
i++;
break;