route: Remove unused function print_routes

This function has never been used in the git history.
Probably an OpenVPN 1.x remnant.

Identified by cppcheck.

Change-Id: Idfa78643da27fe8a8bd0ff2bcf3025d8687024a9
Signed-off-by: Frank Lichtenheld <frank@lichtenheld.com>
Acked-by: Gert Doering <gert@greenie.muc.de>
Gerrit URL: https://gerrit.openvpn.net/c/openvpn/+/1865
Message-Id: <20260824161431.1639-1-gert@greenie.muc.de>
URL: https://www.mail-archive.com/openvpn-devel@lists.sourceforge.net/msg38636.html
Signed-off-by: Gert Doering <gert@greenie.muc.de>

Author: flichtenheld

src/openvpn/route.c

@@ -185,19 +185,6 @@ copy_route_ipv6_option_list(struct route_ipv6_option_list *dest,
     dest->gc = a;
 }
 
-static const char *
-route_string(const struct route_ipv4 *r, struct gc_arena *gc)
-{
-    struct buffer out = alloc_buf_gc(256, gc);
-    buf_printf(&out, "ROUTE network %s netmask %s gateway %s", print_in_addr_t(r->network, 0, gc),
-               print_in_addr_t(r->netmask, 0, gc), print_in_addr_t(r->gateway, 0, gc));
-    if (r->flags & RT_METRIC_DEFINED)
-    {
-        buf_printf(&out, " metric %d", r->metric);
-    }
-    return BSTR(&out);
-}
-
 static bool
 is_route_parm_defined(const char *parm)
 {
@@ -1324,27 +1311,6 @@ print_default_gateway(const msglvl_t msglevel, const struct route_gateway_info *
 
 #endif /* ifndef ENABLE_SMALL */
 
-static void
-print_route(const struct route_ipv4 *r, msglvl_t msglevel)
-{
-    struct gc_arena gc = gc_new();
-    if (r->flags & RT_DEFINED)
-    {
-        msg(msglevel, "%s", route_string(r, &gc));
-    }
-    gc_free(&gc);
-}
-
-void
-print_routes(const struct route_list *rl, msglvl_t msglevel)
-{
-    struct route_ipv4 *r;
-    for (r = rl->routes; r; r = r->next)
-    {
-        print_route(r, msglevel);
-    }
-}
-
 static void
 setenv_route(struct env_set *es, const struct route_ipv4 *r, int i)
 {

src/openvpn/route.h

@@ -377,8 +377,6 @@ void print_route_options(const struct route_option_list *rol, msglvl_t msglevel)
 
 #endif
 
-void print_routes(const struct route_list *rl, msglvl_t msglevel);
-
 #ifdef _WIN32
 
 void show_routes(msglvl_t msglevel);