ttynvt version 0.10

2018-09-11 10:21:35 +02:00
parent 02a2149c1f
commit e68e140ef0
11 changed files with 1753 additions and 4 deletions
@@ -0,0 +1,52 @@
+/*
+ * Copyright (c) 2018 Lars Thrane A/S
+ * SPDX-License-Identifier: GPL-2.0
+ *
+ * Telnet server - RFC-2217 handling
+ */
+
+#include <stddef.h>
+
+#include "telnet.h"
+#include "telnet_param.h"
+
+void telnet_rfc2217_handle_opt(tn_ctx_t * tcc, int opt,
+                               unsigned char *pu, int nd)
+{
+    unsigned int    sub;
+
+    sub = pu[0];
+    switch (sub)
+    {
+    default:
+        break;
+    case 100:                  /* SIGNATURE */
+        telnet_set_opt(tcc, opt, 0, "LT-NVT", 6);
+        break;
+    case 106:                  /* NOTIFY-LINESTATE */
+        break;
+    case 107:                  /* NOTIFY-MODEMSTATE */
+        if (tcc->srv_ms)
+            tcc->srv_ms(tcc->cctx, pu[1]);
+        break;
+    case 108:                  /* FLOWCONTROL-SUSPEND */
+    case 109:                  /* FLOWCONTROL-RESUME */
+        break;
+    }
+}
+
+void telnet_rfc2217_cfg(tn_ctx_t * tcc, int cmd, const void *val, int nd)
+{
+    if (!tcc->mode_rfc2217)
+        return;
+
+    telnet_set_opt(tcc, TNO_CPCO, cmd, val, nd);
+}
+
+void telnet_rfc2217_ctl(tn_ctx_t * tcc, int cmd)
+{
+    if (!tcc->mode_rfc2217)
+        return;
+
+    telnet_set_opt(tcc, TNO_CPCO, TNS_SET_CONTROL, &cmd, 1);
+}