mirror of
https://gitlab.isc.org/isc-projects/dhcp
synced 2025-08-31 14:25:41 +00:00
Use local_port and remote_port instead of server_port and server_port + 1
This commit is contained in:
Ted Lemon
4
bpf.c
4
bpf.c
@@ -42,7 +42,7 @@
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#ifndef lint
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static char copyright[] =
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"$Id: bpf.c,v 1.14 1997/01/02 12:00:14 mellon Exp $ Copyright (c) 1995, 1996 The Internet Software Consortium. All rights reserved.\n";
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"$Id: bpf.c,v 1.15 1997/02/18 14:30:12 mellon Exp $ Copyright (c) 1995, 1996 The Internet Software Consortium. All rights reserved.\n";
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#endif /* not lint */
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#include "dhcpd.h"
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@@ -211,7 +211,7 @@ void if_register_receive (info, interface)
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/* Patch the server port into the BPF program...
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XXX changes to filter program may require changes
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to the insn number(s) used below! XXX */
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filter [8].k = ntohs (server_port);
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filter [8].k = ntohs (local_port);
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if (ioctl (info -> rfdesc, BIOCSETF, &p) < 0)
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error ("Can't install packet filter program: %m");
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@@ -42,7 +42,7 @@
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#ifndef lint
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static char copyright[] =
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"$Id: bpf.c,v 1.14 1997/01/02 12:00:14 mellon Exp $ Copyright (c) 1995, 1996 The Internet Software Consortium. All rights reserved.\n";
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"$Id: bpf.c,v 1.15 1997/02/18 14:30:12 mellon Exp $ Copyright (c) 1995, 1996 The Internet Software Consortium. All rights reserved.\n";
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#endif /* not lint */
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#include "dhcpd.h"
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@@ -211,7 +211,7 @@ void if_register_receive (info, interface)
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/* Patch the server port into the BPF program...
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XXX changes to filter program may require changes
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to the insn number(s) used below! XXX */
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filter [8].k = ntohs (server_port);
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filter [8].k = ntohs (local_port);
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if (ioctl (info -> rfdesc, BIOCSETF, &p) < 0)
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error ("Can't install packet filter program: %m");
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@@ -42,7 +42,7 @@
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#ifndef lint
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static char copyright[] =
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"$Id: nit.c,v 1.10 1997/01/02 12:00:17 mellon Exp $ Copyright (c) 1996 The Internet Software Consortium. All rights reserved.\n";
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"$Id: nit.c,v 1.11 1997/02/18 14:30:12 mellon Exp $ Copyright (c) 1996 The Internet Software Consortium. All rights reserved.\n";
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#endif /* not lint */
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#include "dhcpd.h"
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@@ -212,7 +212,7 @@ void if_register_receive (info, interface)
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pf.Pf_Filter [pf.Pf_FilterLen++] = ENF_CAND;
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pf.Pf_Filter [pf.Pf_FilterLen++] = ENF_PUSHWORD + 18;
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pf.Pf_Filter [pf.Pf_FilterLen++] = ENF_PUSHLIT + ENF_CAND;
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pf.Pf_Filter [pf.Pf_FilterLen++] = server_port;
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pf.Pf_Filter [pf.Pf_FilterLen++] = local_port;
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/* Install the filter... */
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sio.ic_cmd = NIOCSETF;
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@@ -42,7 +42,7 @@
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#ifndef lint
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static char copyright[] =
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"$Id: packet.c,v 1.11 1996/08/27 09:53:14 mellon Exp $ Copyright (c) 1996 The Internet Software Consortium. All rights reserved.\n";
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"$Id: packet.c,v 1.12 1997/02/18 14:32:51 mellon Exp $ Copyright (c) 1996 The Internet Software Consortium. All rights reserved.\n";
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#endif /* not lint */
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#include "dhcpd.h"
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@@ -189,7 +189,7 @@ void assemble_udp_ip_header (interface, buf, bufix,
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*bufix += sizeof ip;
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/* Fill out the UDP header */
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udp.uh_sport = server_port; /* XXX */
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udp.uh_sport = local_port; /* XXX */
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udp.uh_dport = port; /* XXX */
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udp.uh_ulen = htons(sizeof(udp) + len);
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memset (&udp.uh_sum, 0, sizeof udp.uh_sum);
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@@ -264,7 +264,7 @@ size_t decode_udp_ip_header (interface, buf, bufix, from, data, len)
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return -1;
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/* Is it to the port we're serving? */
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if (udp -> uh_dport != server_port)
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if (udp -> uh_dport != local_port)
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return -1;
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#endif /* USERLAND_FILTER */
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@@ -54,7 +54,7 @@
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#ifndef lint
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static char copyright[] =
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"$Id: raw.c,v 1.8 1996/09/04 07:06:39 mellon Exp $ Copyright (c) 1995, 1996 The Internet Software Consortium. All rights reserved.\n";
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"$Id: raw.c,v 1.9 1997/02/18 14:32:51 mellon Exp $ Copyright (c) 1995, 1996 The Internet Software Consortium. All rights reserved.\n";
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#endif /* not lint */
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#include "dhcpd.h"
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@@ -74,13 +74,13 @@ void if_register_send (info, interface)
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/* Set up the address we're going to connect to. */
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name.sin_family = AF_INET;
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name.sin_port = server_port;
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name.sin_port = local_port;
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name.sin_addr.s_addr = htonl (INADDR_BROADCAST);
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memset (name.sin_zero, 0, sizeof (name.sin_zero));
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/* List addresses on which we're listening. */
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note ("Sending on %s, port %d",
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piaddr (info -> address), htons (server_port));
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piaddr (info -> address), htons (local_port));
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if ((sock = socket (AF_INET, SOCK_RAW, IPPROTO_RAW)) < 0)
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error ("Can't create dhcp socket: %m");
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@@ -50,7 +50,7 @@
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#ifndef lint
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static char copyright[] =
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"$Id: socket.c,v 1.17 1997/01/02 12:00:18 mellon Exp $ Copyright (c) 1995, 1996 The Internet Software Consortium. All rights reserved.\n";
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"$Id: socket.c,v 1.18 1997/02/18 14:30:13 mellon Exp $ Copyright (c) 1995, 1996 The Internet Software Consortium. All rights reserved.\n";
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#endif /* not lint */
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#include "dhcpd.h"
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@@ -87,7 +87,7 @@ int if_register_socket (info, interface)
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/* Set up the address we're going to bind to. */
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name.sin_family = AF_INET;
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name.sin_port = server_port;
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name.sin_port = local_port;
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name.sin_addr.s_addr = INADDR_ANY;
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memset (name.sin_zero, 0, sizeof (name.sin_zero));
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18
dhcpd.c
18
dhcpd.c
@@ -42,7 +42,7 @@
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#ifndef lint
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static char ocopyright[] =
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"$Id: dhcpd.c,v 1.36 1996/09/12 09:28:13 mellon Exp $ Copyright 1995, 1996 The Internet Software Consortium.";
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"$Id: dhcpd.c,v 1.37 1997/02/18 14:30:11 mellon Exp $ Copyright 1995, 1996 The Internet Software Consortium.";
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#endif
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static char copyright[] =
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@@ -64,7 +64,9 @@ int server_identifier_matched;
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struct interface_info fallback_interface;
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#endif
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u_int16_t server_port;
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u_int16_t local_port;
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u_int16_t remote_port;
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int log_priority;
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#ifdef DEBUG
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int log_perror = -1;
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@@ -119,9 +121,9 @@ int main (argc, argv, envp)
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if (status < 1 || status > 65535)
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error ("%s: not a valid UDP port",
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argv [i]);
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server_port = htons (status);
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local_port = htons (status);
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debug ("binding to user-specified port %d",
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ntohs (server_port));
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ntohs (local_port));
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} else if (!strcmp (argv [i], "-f")) {
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#ifndef DEBUG
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daemon = 0;
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@@ -200,16 +202,18 @@ int main (argc, argv, envp)
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#endif /* !DEBUG */
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/* Default to the DHCP/BOOTP port. */
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if (!server_port)
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if (!local_port)
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{
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ent = getservbyname ("dhcp", "udp");
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if (!ent)
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server_port = htons (67);
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local_port = htons (67);
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else
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server_port = ent -> s_port;
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local_port = ent -> s_port;
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endservent ();
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}
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remote_port = htons (ntohs (local_port) + 1);
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/* Get the current time... */
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GET_TIME (&cur_time);
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4
nit.c
4
nit.c
@@ -42,7 +42,7 @@
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#ifndef lint
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static char copyright[] =
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"$Id: nit.c,v 1.10 1997/01/02 12:00:17 mellon Exp $ Copyright (c) 1996 The Internet Software Consortium. All rights reserved.\n";
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"$Id: nit.c,v 1.11 1997/02/18 14:30:12 mellon Exp $ Copyright (c) 1996 The Internet Software Consortium. All rights reserved.\n";
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#endif /* not lint */
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#include "dhcpd.h"
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@@ -212,7 +212,7 @@ void if_register_receive (info, interface)
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pf.Pf_Filter [pf.Pf_FilterLen++] = ENF_CAND;
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pf.Pf_Filter [pf.Pf_FilterLen++] = ENF_PUSHWORD + 18;
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pf.Pf_Filter [pf.Pf_FilterLen++] = ENF_PUSHLIT + ENF_CAND;
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pf.Pf_Filter [pf.Pf_FilterLen++] = server_port;
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pf.Pf_Filter [pf.Pf_FilterLen++] = local_port;
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/* Install the filter... */
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sio.ic_cmd = NIOCSETF;
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6
packet.c
6
packet.c
@@ -42,7 +42,7 @@
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#ifndef lint
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static char copyright[] =
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"$Id: packet.c,v 1.11 1996/08/27 09:53:14 mellon Exp $ Copyright (c) 1996 The Internet Software Consortium. All rights reserved.\n";
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"$Id: packet.c,v 1.12 1997/02/18 14:32:51 mellon Exp $ Copyright (c) 1996 The Internet Software Consortium. All rights reserved.\n";
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#endif /* not lint */
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#include "dhcpd.h"
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@@ -189,7 +189,7 @@ void assemble_udp_ip_header (interface, buf, bufix,
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*bufix += sizeof ip;
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/* Fill out the UDP header */
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udp.uh_sport = server_port; /* XXX */
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udp.uh_sport = local_port; /* XXX */
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udp.uh_dport = port; /* XXX */
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udp.uh_ulen = htons(sizeof(udp) + len);
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memset (&udp.uh_sum, 0, sizeof udp.uh_sum);
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@@ -264,7 +264,7 @@ size_t decode_udp_ip_header (interface, buf, bufix, from, data, len)
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return -1;
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/* Is it to the port we're serving? */
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if (udp -> uh_dport != server_port)
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if (udp -> uh_dport != local_port)
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return -1;
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#endif /* USERLAND_FILTER */
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6
raw.c
6
raw.c
@@ -54,7 +54,7 @@
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#ifndef lint
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static char copyright[] =
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"$Id: raw.c,v 1.8 1996/09/04 07:06:39 mellon Exp $ Copyright (c) 1995, 1996 The Internet Software Consortium. All rights reserved.\n";
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"$Id: raw.c,v 1.9 1997/02/18 14:32:51 mellon Exp $ Copyright (c) 1995, 1996 The Internet Software Consortium. All rights reserved.\n";
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#endif /* not lint */
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#include "dhcpd.h"
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@@ -74,13 +74,13 @@ void if_register_send (info, interface)
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/* Set up the address we're going to connect to. */
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name.sin_family = AF_INET;
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name.sin_port = server_port;
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name.sin_port = local_port;
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name.sin_addr.s_addr = htonl (INADDR_BROADCAST);
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memset (name.sin_zero, 0, sizeof (name.sin_zero));
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/* List addresses on which we're listening. */
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note ("Sending on %s, port %d",
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piaddr (info -> address), htons (server_port));
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piaddr (info -> address), htons (local_port));
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if ((sock = socket (AF_INET, SOCK_RAW, IPPROTO_RAW)) < 0)
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error ("Can't create dhcp socket: %m");
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@@ -42,7 +42,7 @@
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#ifndef lint
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static char ocopyright[] =
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"$Id: dhcpd.c,v 1.36 1996/09/12 09:28:13 mellon Exp $ Copyright 1995, 1996 The Internet Software Consortium.";
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"$Id: dhcpd.c,v 1.37 1997/02/18 14:30:11 mellon Exp $ Copyright 1995, 1996 The Internet Software Consortium.";
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#endif
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static char copyright[] =
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@@ -64,7 +64,9 @@ int server_identifier_matched;
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struct interface_info fallback_interface;
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#endif
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u_int16_t server_port;
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u_int16_t local_port;
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u_int16_t remote_port;
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int log_priority;
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#ifdef DEBUG
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int log_perror = -1;
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@@ -119,9 +121,9 @@ int main (argc, argv, envp)
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if (status < 1 || status > 65535)
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error ("%s: not a valid UDP port",
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argv [i]);
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server_port = htons (status);
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local_port = htons (status);
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debug ("binding to user-specified port %d",
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ntohs (server_port));
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ntohs (local_port));
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} else if (!strcmp (argv [i], "-f")) {
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#ifndef DEBUG
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daemon = 0;
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@@ -200,16 +202,18 @@ int main (argc, argv, envp)
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#endif /* !DEBUG */
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/* Default to the DHCP/BOOTP port. */
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if (!server_port)
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if (!local_port)
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{
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ent = getservbyname ("dhcp", "udp");
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if (!ent)
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server_port = htons (67);
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local_port = htons (67);
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else
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server_port = ent -> s_port;
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local_port = ent -> s_port;
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endservent ();
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}
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remote_port = htons (ntohs (local_port) + 1);
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/* Get the current time... */
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GET_TIME (&cur_time);
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4
socket.c
4
socket.c
@@ -50,7 +50,7 @@
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#ifndef lint
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static char copyright[] =
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"$Id: socket.c,v 1.17 1997/01/02 12:00:18 mellon Exp $ Copyright (c) 1995, 1996 The Internet Software Consortium. All rights reserved.\n";
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"$Id: socket.c,v 1.18 1997/02/18 14:30:13 mellon Exp $ Copyright (c) 1995, 1996 The Internet Software Consortium. All rights reserved.\n";
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#endif /* not lint */
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#include "dhcpd.h"
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@@ -87,7 +87,7 @@ int if_register_socket (info, interface)
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/* Set up the address we're going to bind to. */
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name.sin_family = AF_INET;
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name.sin_port = server_port;
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name.sin_port = local_port;
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name.sin_addr.s_addr = INADDR_ANY;
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memset (name.sin_zero, 0, sizeof (name.sin_zero));
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