[src/trunk]: src/external/mpl/dhcp/dist/common crunchgen fix

[manu <manu%NetBSD.org@localhost>]

details:   https://anonhg.NetBSD.org/src/rev/2c59a4e779f0
branches:  trunk
changeset: 972080:2c59a4e779f0
user:      manu <manu%NetBSD.org@localhost>
date:      Fri May 15 12:31:03 2020 +0000

description:
crunchgen fix

Make sure local_port is not shared within a crunchgen binary. There is
more to do to get full functionnality in crunchgen, but at least this
change makes dhcpd listen on the right port again.

diffstat:

 external/mpl/dhcp/dist/common/bpf.c      |   6 +++---
 external/mpl/dhcp/dist/common/discover.c |   6 ++----
 external/mpl/dhcp/dist/common/lpf.c      |   6 +++---
 external/mpl/dhcp/dist/common/packet.c   |   8 ++++----
 external/mpl/dhcp/dist/common/raw.c      |   6 +++---
 external/mpl/dhcp/dist/common/socket.c   |  14 +++++++-------
 6 files changed, 22 insertions(+), 24 deletions(-)

diffs (196 lines):

diff -r 5e3deb25b002 -r 2c59a4e779f0 external/mpl/dhcp/dist/common/bpf.c
--- a/external/mpl/dhcp/dist/common/bpf.c       Fri May 15 09:21:59 2020 +0000
+++ b/external/mpl/dhcp/dist/common/bpf.c       Fri May 15 12:31:03 2020 +0000
@@ -1,4 +1,4 @@
-/*     $NetBSD: bpf.c,v 1.3 2018/06/01 00:42:49 christos Exp $ */
+/*     $NetBSD: bpf.c,v 1.4 2020/05/15 12:31:03 manu Exp $     */
 
 /* bpf.c
 
@@ -35,7 +35,7 @@
  */
 
 #include <sys/cdefs.h>
-__RCSID("$NetBSD: bpf.c,v 1.3 2018/06/01 00:42:49 christos Exp $");
+__RCSID("$NetBSD: bpf.c,v 1.4 2020/05/15 12:31:03 manu Exp $");
 
 #include "dhcpd.h"
 #if defined (USE_BPF_SEND) || defined (USE_BPF_RECEIVE)        \
@@ -366,7 +366,7 @@
                dhcp_bpf_relay_filter [10].k = ntohs (relay_port);
        }
 #endif
-       p.bf_insns [8].k = ntohs (local_port);
+       p.bf_insns [8].k = ntohs (*libdhcp_callbacks.local_port);
 
        if (ioctl (info -> rfdesc, BIOCSETF, &p) < 0)
                log_fatal ("Can't install packet filter program: %m");
diff -r 5e3deb25b002 -r 2c59a4e779f0 external/mpl/dhcp/dist/common/discover.c
--- a/external/mpl/dhcp/dist/common/discover.c  Fri May 15 09:21:59 2020 +0000
+++ b/external/mpl/dhcp/dist/common/discover.c  Fri May 15 12:31:03 2020 +0000
@@ -1,4 +1,4 @@
-/*     $NetBSD: discover.c,v 1.2 2018/04/07 22:37:29 christos Exp $    */
+/*     $NetBSD: discover.c,v 1.3 2020/05/15 12:31:03 manu Exp $        */
 
 /* discover.c
 
@@ -29,7 +29,7 @@
  */
 
 #include <sys/cdefs.h>
-__RCSID("$NetBSD: discover.c,v 1.2 2018/04/07 22:37:29 christos Exp $");
+__RCSID("$NetBSD: discover.c,v 1.3 2020/05/15 12:31:03 manu Exp $");
 
 #include "dhcpd.h"
 
@@ -47,8 +47,6 @@
 struct interface_info *interfaces, *dummy_interfaces, *fallback_interface;
 int interfaces_invalidated;
 int quiet_interface_discovery;
-u_int16_t local_port;
-u_int16_t remote_port;
 u_int16_t relay_port = 0;
 int dhcpv4_over_dhcpv6 = 0;
 int (*dhcp_interface_setup_hook) (struct interface_info *, struct iaddr *);
diff -r 5e3deb25b002 -r 2c59a4e779f0 external/mpl/dhcp/dist/common/lpf.c
--- a/external/mpl/dhcp/dist/common/lpf.c       Fri May 15 09:21:59 2020 +0000
+++ b/external/mpl/dhcp/dist/common/lpf.c       Fri May 15 12:31:03 2020 +0000
@@ -1,4 +1,4 @@
-/*     $NetBSD: lpf.c,v 1.2 2018/04/07 22:37:29 christos Exp $ */
+/*     $NetBSD: lpf.c,v 1.3 2020/05/15 12:31:03 manu Exp $     */
 
 /* lpf.c
 
@@ -29,7 +29,7 @@
  */
 
 #include <sys/cdefs.h>
-__RCSID("$NetBSD: lpf.c,v 1.2 2018/04/07 22:37:29 christos Exp $");
+__RCSID("$NetBSD: lpf.c,v 1.3 2020/05/15 12:31:03 manu Exp $");
 
 #include "dhcpd.h"
 #if defined (USE_LPF_SEND) || defined (USE_LPF_RECEIVE)
@@ -278,7 +278,7 @@
                dhcp_bpf_relay_filter [10].k = ntohs (relay_port);
        }
 #endif
-       dhcp_bpf_filter [8].k = ntohs (local_port);
+       dhcp_bpf_filter [8].k = ntohs (*libdhcp_callbacks.local_port);
 
        if (setsockopt (info -> rfdesc, SOL_SOCKET, SO_ATTACH_FILTER, &p,
                        sizeof p) < 0) {
diff -r 5e3deb25b002 -r 2c59a4e779f0 external/mpl/dhcp/dist/common/packet.c
--- a/external/mpl/dhcp/dist/common/packet.c    Fri May 15 09:21:59 2020 +0000
+++ b/external/mpl/dhcp/dist/common/packet.c    Fri May 15 12:31:03 2020 +0000
@@ -1,4 +1,4 @@
-/*     $NetBSD: packet.c,v 1.2 2018/04/07 22:37:29 christos Exp $      */
+/*     $NetBSD: packet.c,v 1.3 2020/05/15 12:31:03 manu Exp $  */
 
 /* packet.c
 
@@ -34,7 +34,7 @@
  */
 
 #include <sys/cdefs.h>
-__RCSID("$NetBSD: packet.c,v 1.2 2018/04/07 22:37:29 christos Exp $");
+__RCSID("$NetBSD: packet.c,v 1.3 2020/05/15 12:31:03 manu Exp $");
 
 #include "dhcpd.h"
 
@@ -308,10 +308,10 @@
 
   /* Is it to the port we're serving? */
 #if defined(RELAY_PORT)
-  if ((udp.uh_dport != local_port) &&
+  if ((udp.uh_dport != *libdhcp_callbacks.local_port) &&
       ((relay_port == 0) || (udp.uh_dport != relay_port)))
 #else
-  if (udp.uh_dport != local_port)
+  if (udp.uh_dport != *libdhcp_callbacks.local_port)
 #endif
          return -1;
 #endif /* USERLAND_FILTER */
diff -r 5e3deb25b002 -r 2c59a4e779f0 external/mpl/dhcp/dist/common/raw.c
--- a/external/mpl/dhcp/dist/common/raw.c       Fri May 15 09:21:59 2020 +0000
+++ b/external/mpl/dhcp/dist/common/raw.c       Fri May 15 12:31:03 2020 +0000
@@ -1,4 +1,4 @@
-/*     $NetBSD: raw.c,v 1.2 2018/04/07 22:37:29 christos Exp $ */
+/*     $NetBSD: raw.c,v 1.3 2020/05/15 12:31:03 manu Exp $     */
 
 /* raw.c
 
@@ -42,7 +42,7 @@
  */
 
 #include <sys/cdefs.h>
-__RCSID("$NetBSD: raw.c,v 1.2 2018/04/07 22:37:29 christos Exp $");
+__RCSID("$NetBSD: raw.c,v 1.3 2020/05/15 12:31:03 manu Exp $");
 
 #include "dhcpd.h"
 
@@ -60,7 +60,7 @@
 
        /* Set up the address we're going to connect to. */
        name.sin_family = AF_INET;
-       name.sin_port = relay_port ? relay_port : local_port;
+       name.sin_port = relay_port ? relay_port : *libdhcp_callbacks.local_port;
        name.sin_addr.s_addr = htonl (INADDR_BROADCAST);
        memset (name.sin_zero, 0, sizeof (name.sin_zero));
 
diff -r 5e3deb25b002 -r 2c59a4e779f0 external/mpl/dhcp/dist/common/socket.c
--- a/external/mpl/dhcp/dist/common/socket.c    Fri May 15 09:21:59 2020 +0000
+++ b/external/mpl/dhcp/dist/common/socket.c    Fri May 15 12:31:03 2020 +0000
@@ -1,4 +1,4 @@
-/*     $NetBSD: socket.c,v 1.2 2018/04/07 22:37:29 christos Exp $      */
+/*     $NetBSD: socket.c,v 1.3 2020/05/15 12:31:03 manu Exp $  */
 
 /* socket.c
 
@@ -29,7 +29,7 @@
  */
 
 #include <sys/cdefs.h>
-__RCSID("$NetBSD: socket.c,v 1.2 2018/04/07 22:37:29 christos Exp $");
+__RCSID("$NetBSD: socket.c,v 1.3 2020/05/15 12:31:03 manu Exp $");
 
 /* SO_BINDTODEVICE support added by Elliot Poger (poger%leland.stanford.edu@localhost).
  * This sockopt allows a socket to be bound to a particular interface,
@@ -165,7 +165,7 @@
        case AF_INET6:
                addr6 = (struct sockaddr_in6 *)&name; 
                addr6->sin6_family = AF_INET6;
-               addr6->sin6_port = local_port;
+               addr6->sin6_port = *libdhcp_callbacks.local_port;
 #if defined(RELAY_PORT)
                if (relay_port &&
                    ((info->flags & INTERFACE_STREAMS) == INTERFACE_UPSTREAM))
@@ -201,7 +201,7 @@
        default:
                addr = (struct sockaddr_in *)&name; 
                addr->sin_family = AF_INET;
-               addr->sin_port = relay_port ? relay_port : local_port;
+               addr->sin_port = relay_port ? relay_port : *libdhcp_callbacks.local_port;
                memcpy(&addr->sin_addr,
                       &local_address,
                       sizeof(addr->sin_addr));
@@ -535,9 +535,9 @@
                        }
                        log_info("Bound to [%s]:%d",
                                 addr6_str,
-                                (int) ntohs(local_port));
+                                (int) ntohs(*libdhcp_callbacks.local_port));
                } else {
-                       log_info("Bound to *:%d", (int) ntohs(local_port));
+                       log_info("Bound to *:%d", (int) ntohs(*libdhcp_callbacks.local_port));
                }
        }
                
@@ -691,7 +691,7 @@
                        global_v6_socket = -1;
 
                        log_info("Unbound from *:%d",
-                                (int) ntohs(local_port));
+                                (int) ntohs(*libdhcp_callbacks.local_port));
                }
 #if defined(RELAY_PORT)
                if (relay_port && (relay_port_v6_socket_references == 0)) {