Sebastian Kuschel reports that pfd_closing can be called for a socket

[u/mdw/putty] / pscp.c

diff --git a/pscp.c b/pscp.c
index a6886d7..3209932 100644 (file)
--- a/pscp.c
+++ b/pscp.c
@@ -41,6 +41,7 @@ static int try_sftp = 1;
 static int main_cmd_is_sftp = 0;
 static int fallback_cmd_is_sftp = 0;
 static int using_sftp = 0;
+static int uploading = 0;
 
 static Backend *back;
 static void *backhandle;
@@ -129,6 +130,19 @@ void modalfatalbox(char *fmt, ...)
 
     cleanup_exit(1);
 }
+void nonfatal(char *fmt, ...)
+{
+    char *str, *str2;
+    va_list ap;
+    va_start(ap, fmt);
+    str = dupvprintf(fmt, ap);
+    str2 = dupcat("Error: ", str, "\n", NULL);
+    sfree(str);
+    va_end(ap);
+    tell_str(stderr, str2);
+    sfree(str2);
+    errs++;
+}
 void connection_fatal(void *frontend, char *fmt, ...)
 {
     char *str, *str2;
@@ -218,11 +232,12 @@ int from_backend_untrusted(void *frontend_handle, const char *data, int len)
 int from_backend_eof(void *frontend)
 {
     /*
-     * We expect to be the party deciding when to close the
+     * We usually expect to be the party deciding when to close the
      * connection, so if we see EOF before we sent it ourselves, we
-     * should panic.
+     * should panic. The exception is if we're using old-style scp and
+     * downloading rather than uploading.
      */
-    if (!sent_eof) {
+    if ((using_sftp || uploading) && !sent_eof) {
         connection_fatal(frontend,
                          "Received unexpected end-of-file from server");
     }
@@ -1118,6 +1133,9 @@ int scp_sink_setup(char *source, int preserve, int recursive)
        if (!wc_unescape(newsource, source)) {
            /* Yes, here we go; it's a wildcard. Bah. */
            char *dupsource, *lastpart, *dirpart, *wildcard;
+
+           sfree(newsource);
+
            dupsource = dupstr(source);
            lastpart = stripslashes(dupsource, 0);
            wildcard = dupstr(lastpart);
@@ -1722,8 +1740,10 @@ static void source(char *src)
        return;
     }
     if (preserve) {
-       if (scp_send_filetimes(mtime, atime))
+       if (scp_send_filetimes(mtime, atime)) {
+            close_rfile(f);
            return;
+        }
     }
 
     if (verbose) {
@@ -1731,8 +1751,10 @@ static void source(char *src)
        uint64_decimal(size, sizestr);
        tell_user(stderr, "Sending file %s, size=%s", last, sizestr);
     }
-    if (scp_send_filename(last, size, permissions))
+    if (scp_send_filename(last, size, permissions)) {
+        close_rfile(f);
        return;
+    }
 
     stat_bytes = uint64_make(0,0);
     stat_starttime = time(NULL);
@@ -2006,7 +2028,6 @@ static void sink(char *targ, char *src)
            set_file_times(f, act.mtime, act.atime);
        }
 
-       sfree(stat_name);
        close_wfile(f);
        if (wrerror) {
            run_err("%s: Write error", destfname);
@@ -2028,6 +2049,8 @@ static void toremote(int argc, char *argv[])
     char *cmd;
     int i, wc_type;
 
+    uploading = 1;
+
     targ = argv[argc - 1];
 
     /* Separate host from filename */
@@ -2117,6 +2140,8 @@ static void tolocal(int argc, char *argv[])
     char *src, *targ, *host, *user;
     char *cmd;
 
+    uploading = 0;
+
     if (argc != 2)
        bump("More than one remote source not supported");