Document the three new configuration options I've added tonight

[PuTTY.git] / plink.c

diff --git a/plink.c b/plink.c
index c60902b548915c4dc9f239d6ffae4440daff846e..5ef9da2ea9fe54ca9d89baca9c6c7d84be15c877 100644 (file)
--- a/plink.c
+++ b/plink.c
@@ -162,6 +162,25 @@ void askcipher(char *ciphername, int cs)
     }
 }
 
+/*
+ * Warn about the obsolescent key file format.
+ */
+void old_keyfile_warning(void)
+{
+    static const char message[] =
+       "You are loading an SSH 2 private key which has an\n"
+       "old version of the file format. This means your key\n"
+       "file is not fully tamperproof. Future versions of\n"
+       "PuTTY may stop supporting this private key format,\n"
+       "so we recommend you convert your key to the new\n"
+       "format.\n"
+       "\n"
+       "Once the key is loaded into PuTTYgen, you can perform\n"
+       "this conversion simply by saving it again.\n";
+
+    fputs(message, stderr);
+}
+
 HANDLE inhandle, outhandle, errhandle;
 DWORD orig_console_mode;
 
@@ -716,8 +735,11 @@ int main(int argc, char **argv)
     {
        char *error;
        char *realhost;
+       /* nodelay is only useful if stdin is a character device (console) */
+       int nodelay = cfg.tcp_nodelay &&
+           (GetFileType(GetStdHandle(STD_INPUT_HANDLE)) == FILE_TYPE_CHAR);
 
-       error = back->init(cfg.host, cfg.port, &realhost);
+       error = back->init(cfg.host, cfg.port, &realhost, nodelay);
        if (error) {
            fprintf(stderr, "Unable to open connection:\n%s", error);
            return 1;