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Massive cosmetic patch: update or add copyright headers, untabify, and

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change all unsigned char to uint8_t.
This commit is contained in:
Nicholas J. Kain 2011-03-30 23:59:22 -04:00
parent 147e2d0fd9
commit a6fa236700
15 changed files with 300 additions and 83 deletions
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18
ndhc/arp.c
View File

@ -1,13 +1,25 @@
/* arp.c - arp ping checking
* Time-stamp: <2011-03-30 23:34:21 nk>
*
* Copyright 2010-2011 Nicholas J. Kain <njkain@gmail.com>
*
* Originally derived from busybox's udhcpc variant, which in turn was...
* Mostly stolen from: dhcpcd - DHCP client daemon
* by Yoichi Hariguchi <yoichi@fore.com>
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License
* version 2 as published by the Free Software Foundation
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
*/
#include <unistd.h>
#include <stdlib.h>

23
ndhc/arp.h
View File

@ -1,3 +1,26 @@
/* arp.h - functions to call the interface change daemon
* Time-stamp: <2011-03-30 23:36:45 nk>
*
* Copyright 2010-2011 Nicholas J. Kain <njkain@gmail.com>
*
* Originally derived from busybox's udhcpc variant, which in turn was...
* Mostly stolen from: dhcpcd - DHCP client daemon
* by Yoichi Hariguchi <yoichi@fore.com>
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
*/
#ifndef ARPPING_H_
#define ARPPING_H_

13
ndhc/dhcpmsg.c
View File

@ -1,9 +1,8 @@
/* dhcpmsg.c
/* dhcpmsg.c - dhcp packet generation and sending functions
* Time-stamp: <2011-03-30 23:57:43 nk>
*
* Packet generation and dispatching functions for the DHCP client.
*
* Nicholas J. Kain <njkain at gmail dot com> 2004-2010
* Russ Dill <Russ.Dill@asu.edu> July 2001
* (c) 2004-2011 Nicholas J. Kain <njkain at gmail dot com>
* (c) 2001 Russ Dill <Russ.Dill@asu.edu>
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
@ -100,10 +99,10 @@ static void init_packet(struct dhcpMessage *packet, char type)
add_option_string(packet->options, DHCP_OPTIONS_BUFSIZE,
client_config.hostname);
add_option_string(packet->options, DHCP_OPTIONS_BUFSIZE,
(unsigned char *)&vendor_id);
(uint8_t *)&vendor_id);
}
#define MAC_BCAST_ADDR (unsigned char *) "\xff\xff\xff\xff\xff\xff"
#define MAC_BCAST_ADDR (uint8_t *)"\xff\xff\xff\xff\xff\xff"
/* Wrapper that broadcasts a raw dhcp packet on the bound interface. */
static int bcast_raw_packet(struct dhcpMessage *packet)
{

41
ndhc/dhcpmsg.h
View File

@ -1,8 +1,29 @@
#ifndef CLIENTPACKET_H_
#define CLIENTPACKET_H_
/* dhcpmsg.c - dhcp packet generation and sending functions
* Time-stamp: <2011-03-30 23:53:52 nk>
*
* (c) 2004-2011 Nicholas J. Kain <njkain at gmail dot com>
* (c) 2001 Russ Dill <Russ.Dill@asu.edu>
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
*/
#ifndef DHCPMSG_H_
#define DHCPMSG_H_
#include <stdint.h>
#include "packet.h" // for struct dhcpMessage
#include "packet.h"
#define DHCP_SERVER_PORT 67
#define DHCP_CLIENT_PORT 68
@ -10,13 +31,13 @@
enum {
DHCPDISCOVER = 1,
DHCPOFFER = 2,
DHCPREQUEST = 3,
DHCPDECLINE = 4,
DHCPACK = 5,
DHCPNAK = 6,
DHCPRELEASE = 7,
DHCPINFORM = 8
DHCPOFFER = 2,
DHCPREQUEST = 3,
DHCPDECLINE = 4,
DHCPACK = 5,
DHCPNAK = 6,
DHCPRELEASE = 7,
DHCPINFORM = 8
};
uint32_t random_xid(void);

12
ndhc/ndhc.c
View File

@ -1,9 +1,7 @@
/* ndhc.c
/* ndhc.c - DHCP client
* Time-stamp: <2011-03-30 23:58:05 nk>
*
* ndhc DHCP client, originally based on udhcpc
*
* Nicholas J. Kain <njkain at gmail dot com> 2004-2010
* Russ Dill <Russ.Dill@asu.edu> July 2001
* (c) 2004-2011 Nicholas J. Kain <njkain at gmail dot com>
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
@ -302,7 +300,7 @@ int main(int argc, char **argv)
if (client_config.clientid)
free(client_config.clientid);
client_config.clientid =
alloc_dhcp_client_id_option(0, (unsigned char *)optarg, len);
alloc_dhcp_client_id_option(0, (uint8_t *)optarg, len);
break;
case 'f':
client_config.foreground = 1;
@ -321,7 +319,7 @@ int main(int argc, char **argv)
if (client_config.hostname)
free(client_config.hostname);
client_config.hostname =
alloc_option(DHCP_HOST_NAME, (unsigned char *)optarg, len);
alloc_option(DHCP_HOST_NAME, (uint8_t *)optarg, len);
break;
case 'i':
client_config.interface = optarg;

24
ndhc/netlink.c
View File

@ -1,11 +1,23 @@
/*
* Copyright 2011 Nicholas J. Kain <njkain@gmail.com>
* Copyright 2006, 2007 Stefan Rompf <sux@loplof.de>
/* netlink.c - netlink physical link notification handling and info retrieval
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License
* version 2 as published by the Free Software Foundation
* (c) 2011 Nicholas J. Kain <njkain at gmail dot com>
* (c) 2006-2007 Stefan Rompf <sux@loplof.de>
*
* This code was largely taken from Stefan Rompf's dhcpclient.
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
*/
#include <arpa/inet.h>

22
ndhc/netlink.h
View File

@ -1,3 +1,25 @@
/* netlink.h - netlink physical link notification handling and info retrieval
*
* (c) 2011 Nicholas J. Kain <njkain at gmail dot com>
* (c) 2006-2007 Stefan Rompf <sux@loplof.de>
*
* This code was largely taken from Stefan Rompf's dhcpclient.
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
*/
#ifndef NK_NETLINK_H_
#define NK_NETLINK_H_

81
ndhc/packet.c
View File

@ -1,3 +1,24 @@
/* packet.c - send and react to DHCP message packets
* Time-stamp: <2011-03-30 23:57:14 nk>
*
* (c) 2004-2011 Nicholas J. Kain <njkain at gmail dot com>
* (c) 2001 Russ Dill <Russ.Dill@asu.edu>
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
*/
#include <stdlib.h>
#include <unistd.h>
#include <string.h>
@ -27,13 +48,13 @@ int get_packet(struct dhcpMessage *packet, int fd)
memset(packet, 0, DHCP_SIZE);
bytes = safe_read(fd, (char *)packet, DHCP_SIZE);
if (bytes == -1) {
log_line("Read on listen socket failed: %s", strerror(errno));
return -1;
log_line("Read on listen socket failed: %s", strerror(errno));
return -1;
}
if (ntohl(packet->cookie) != DHCP_MAGIC) {
log_error("Packet with bad magic number, ignoring.");
return -2;
log_error("Packet with bad magic number, ignoring.");
return -2;
}
log_line("Received a packet");
@ -47,21 +68,21 @@ uint16_t checksum(void *addr, int count)
uint16_t *source = (uint16_t *)addr;
while (count > 1) {
sum += *source++;
count -= 2;
sum += *source++;
count -= 2;
}
/* Add left-over byte, if any */
if (count > 0) {
/* Make sure that the left-over byte is added correctly both
* with little and big endian hosts */
uint16_t tmp = 0;
*(uint8_t *)&tmp = *(uint8_t *)source;
sum += tmp;
/* Make sure that the left-over byte is added correctly both
* with little and big endian hosts */
uint16_t tmp = 0;
*(uint8_t *)&tmp = *(uint8_t *)source;
sum += tmp;
}
/* Fold 32-bit sum to 16 bits */
while (sum >> 16)
sum = (sum & 0xffff) + (sum >> 16);
sum = (sum & 0xffff) + (sum >> 16);
return ~sum;
}
@ -70,7 +91,7 @@ uint16_t checksum(void *addr, int count)
* hardware address */
int raw_packet(struct dhcpMessage *payload, uint32_t source_ip,
int source_port, uint32_t dest_ip, int dest_port,
unsigned char *dest_arp, int ifindex)
uint8_t *dest_arp, int ifindex)
{
struct sockaddr_ll dest;
struct ip_udp_dhcp_packet packet;
@ -78,8 +99,8 @@ int raw_packet(struct dhcpMessage *payload, uint32_t source_ip,
unsigned int padding;
if ((fd = socket(PF_PACKET, SOCK_DGRAM, htons(ETH_P_IP))) < 0) {
log_error("raw_packet: socket failed: %s", strerror(errno));
goto out;
log_error("raw_packet: socket failed: %s", strerror(errno));
goto out;
}
memset(&dest, 0, sizeof dest);
@ -92,8 +113,8 @@ int raw_packet(struct dhcpMessage *payload, uint32_t source_ip,
dest.sll_halen = 6;
memcpy(dest.sll_addr, dest_arp, 6);
if (bind(fd, (struct sockaddr *)&dest, sizeof(struct sockaddr_ll)) < 0) {
log_error("raw_packet: bind failed: %s", strerror(errno));
goto out_fd;
log_error("raw_packet: bind failed: %s", strerror(errno));
goto out_fd;
}
/* We were sending full-sized DHCP packets (zero padded),
@ -131,9 +152,9 @@ int raw_packet(struct dhcpMessage *payload, uint32_t source_ip,
packet.ip.check = checksum(&packet.ip, sizeof packet.ip);
r = safe_sendto(fd, (const char *)&packet, IP_UPD_DHCP_SIZE - padding,
0, (struct sockaddr *)&dest, sizeof dest);
0, (struct sockaddr *)&dest, sizeof dest);
if (r == -1)
log_error("raw_packet: sendto failed: %s", strerror(errno));
log_error("raw_packet: sendto failed: %s", strerror(errno));
out_fd:
close(fd);
out:
@ -142,17 +163,17 @@ int raw_packet(struct dhcpMessage *payload, uint32_t source_ip,
/* Let the kernel do all the work for packet generation */
int kernel_packet(struct dhcpMessage *payload, uint32_t source_ip,
int source_port, uint32_t dest_ip, int dest_port)
int source_port, uint32_t dest_ip, int dest_port)
{
struct sockaddr_in client;
int opt = 1, fd, result = -1;
unsigned int padding;
if ((fd = socket(PF_INET, SOCK_DGRAM, IPPROTO_UDP)) < 0)
goto out;
goto out;
if (setsockopt(fd, SOL_SOCKET, SO_REUSEADDR, &opt, sizeof opt) == -1)
goto out_fd;
goto out_fd;
memset(&client, 0, sizeof(client));
client.sin_family = AF_INET;
@ -160,7 +181,7 @@ int kernel_packet(struct dhcpMessage *payload, uint32_t source_ip,
client.sin_addr.s_addr = source_ip;
if (bind(fd, (struct sockaddr *)&client, sizeof(struct sockaddr)) == -1)
goto out_fd;
goto out_fd;
memset(&client, 0, sizeof(client));
client.sin_family = AF_INET;
@ -168,7 +189,7 @@ int kernel_packet(struct dhcpMessage *payload, uint32_t source_ip,
client.sin_addr.s_addr = dest_ip;
if (connect(fd, (struct sockaddr *)&client, sizeof(struct sockaddr)) == -1)
goto out_fd;
goto out_fd;
ssize_t endloc = get_end_option_idx(payload->options,
DHCP_OPTIONS_BUFSIZE);
@ -179,7 +200,7 @@ int kernel_packet(struct dhcpMessage *payload, uint32_t source_ip,
padding = DHCP_OPTIONS_BUFSIZE - 1 - endloc;
result = safe_write(fd, (const char *)payload, DHCP_SIZE - padding);
if (result == -1)
log_error("kernel_packet: write failed: %s", strerror(errno));
log_error("kernel_packet: write failed: %s", strerror(errno));
out_fd:
close(fd);
out:
@ -216,9 +237,9 @@ void change_listen_mode(struct client_state_t *cs, int new_mode)
static void init_selecting_packet(struct client_state_t *cs,
struct dhcpMessage *packet,
unsigned char *message)
uint8_t *message)
{
unsigned char *temp = NULL;
uint8_t *temp = NULL;
ssize_t optlen;
/* Must be a DHCPOFFER to one of our xid's */
if (*message == DHCPOFFER) {
@ -240,9 +261,9 @@ static void init_selecting_packet(struct client_state_t *cs,
static void dhcp_ack_or_nak_packet(struct client_state_t *cs,
struct dhcpMessage *packet,
unsigned char *message)
uint8_t *message)
{
unsigned char *temp = NULL;
uint8_t *temp = NULL;
ssize_t optlen;
if (*message == DHCPACK) {
if (!(temp = get_option_data(packet, DHCP_LEASE_TIME, &optlen))) {
@ -279,7 +300,7 @@ static void dhcp_ack_or_nak_packet(struct client_state_t *cs,
void handle_packet(struct client_state_t *cs)
{
unsigned char *message = NULL;
uint8_t *message = NULL;
int len;
struct dhcpMessage packet;
ssize_t optlen;

29
ndhc/packet.h
View File

@ -1,3 +1,24 @@
/* packet.h - send and react to DHCP message packets
* Time-stamp: <2011-03-30 23:57:02 nk>
*
* (c) 2004-2011 Nicholas J. Kain <njkain at gmail dot com>
* (c) 2001 Russ Dill <Russ.Dill@asu.edu>
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
*/
#ifndef PACKET_H_
#define PACKET_H_
@ -40,16 +61,16 @@ struct udp_dhcp_packet {
};
enum {
IP_UPD_DHCP_SIZE = sizeof(struct ip_udp_dhcp_packet),
UPD_DHCP_SIZE = sizeof(struct udp_dhcp_packet),
DHCP_SIZE = sizeof(struct dhcpMessage),
IP_UPD_DHCP_SIZE = sizeof(struct ip_udp_dhcp_packet),
UPD_DHCP_SIZE = sizeof(struct udp_dhcp_packet),
DHCP_SIZE = sizeof(struct dhcpMessage),
};
int get_packet(struct dhcpMessage *packet, int fd);
uint16_t checksum(void *addr, int count);
int raw_packet(struct dhcpMessage *payload, uint32_t source_ip,
int source_port, uint32_t dest_ip, int dest_port,
unsigned char *dest_arp, int ifindex);
uint8_t *dest_arp, int ifindex);
int kernel_packet(struct dhcpMessage *payload, uint32_t source_ip,
int source_port, uint32_t dest_ip, int dest_port);
void change_listen_mode(struct client_state_t *cs, int new_mode);

18
ndhc/socket.c
View File

@ -1,10 +1,8 @@
/*
* socket.c -- DHCP server client/server socket creation
/* socket.c - raw and kernel socket creation functions
* Time-stamp: <2011-03-30 23:47:03 nk>
*
* Copyright (C) 2004-2010 Nicholas J. Kain <njkain at gmail dot com>
* Rewrite by Russ Dill <Russ.Dill@asu.edu> July 2001
* Copyright (C) 1999 Matthew Ramsay <matthewr@moreton.com.au>
* Chris Trew <ctrew@moreton.com.au>
* (c) 2004-2011 Nicholas J. Kain <njkain at gmail dot com>
* Kernel BPF filter is (c) 2006, 2007 Stefan Rompf <sux@loplof.de>.
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
@ -94,20 +92,12 @@ int raw_socket(int ifindex)
/*
* Comment:
*
* I've selected not to see LL header, so BPF doesn't see it, too.
* The filter may also pass non-IP and non-ARP packets, but we do
* a more complete check when receiving the message in userspace.
*
* and filter shamelessly stolen from:
*
* http://www.flamewarmaster.de/software/dhcpclient/
*
* There are a few other interesting ideas on that page (look under
* "Motivation"). Use of netlink events is most interesting. Think
* of various network servers listening for events and reconfiguring.
* That would obsolete sending HUP signals and/or make use of restarts.
*
* Copyright: 2006, 2007 Stefan Rompf <sux@loplof.de>.
* License: GPL v2.
*/

20
ndhc/socket.h
View File

@ -1,3 +1,23 @@
/* socket.h - raw and kernel socket creation functions
* Time-stamp: <2011-03-30 23:47:34 nk>
*
* (c) 2004-2011 Nicholas J. Kain <njkain at gmail dot com>
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
*/
#ifndef SOCKET_H_
#define SOCKET_H_

21
ndhc/sys.c
View File

@ -1,3 +1,23 @@
/* sys.c - linux-specific signal and epoll functions
* Time-stamp: <2011-03-30 23:40:33 nk>
*
* (c) 2010-2011 Nicholas J. Kain <njkain at gmail dot com>
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
*/
#include <unistd.h>
#include <stdlib.h>
#include <stdio.h>
@ -72,4 +92,3 @@ void epoll_del(struct client_state_t *cs, int fd)
if (r == -1)
suicide("epoll_del failed %s", strerror(errno));
}

20
ndhc/sys.h
View File

@ -1,3 +1,23 @@
/* sys.h - linux-specific signal and epoll functions
* Time-stamp: <2011-03-30 23:41:04 nk>
*
* (c) 2010-2011 Nicholas J. Kain <njkain at gmail dot com>
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
*/
#ifndef SYS_H_
#define SYS_H_

21
ndhc/timeout.c
View File

@ -1,3 +1,23 @@
/* timeout.c - callbacks to react to event timeouts
* Time-stamp: <2011-03-30 23:42:13 nk>
*
* (c) 2004-2011 Nicholas J. Kain <njkain at gmail dot com>
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
*/
#include <unistd.h>
#include <stdlib.h>
@ -9,7 +29,6 @@
#include "arp.h"
#include "log.h"
#define DELAY_SEC (((RETRY_DELAY - (RETRY_DELAY / NUMPACKETS)) / NUMPACKETS) + 1)
static void init_selecting_timeout(struct client_state_t *cs)
{

20
ndhc/timeout.h
View File

@ -1,3 +1,23 @@
/* timeout.h - callbacks to react to event timeouts
* Time-stamp: <2011-03-30 23:42:25 nk>
*
* (c) 2004-2011 Nicholas J. Kain <njkain at gmail dot com>
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
*/
#ifndef TIMEOUT_H_
#define TIMEOUT_H_