Remove trailing whitespace. Update copyright to include 2004.

25 files changed, 192 insertions, 193 deletions

diff --git a/networking/udhcp/AUTHORS b/networking/udhcp/AUTHORS
index bb58de13e..f3f43364a 100644
--- a/networking/udhcp/AUTHORS
+++ b/networking/udhcp/AUTHORS
@@ -8,7 +8,6 @@ Chris Trew <christ@moreton.com.au>
 Other Credits:
 --------------
 Moreton Bay     (http://www.moretonbay.com/)
-Lineo           (http://opensource.lineo.com)
 Vladimir Oleynik <dzo@simtrea.ru> Size optimizations
 
 
diff --git a/networking/udhcp/ChangeLog b/networking/udhcp/ChangeLog
index f1aac060e..2feffc776 100644
--- a/networking/udhcp/ChangeLog
+++ b/networking/udhcp/ChangeLog
@@ -39,7 +39,7 @@
   (Ted Lemon <Ted.Lemon@nominum.com>)
 + Improved (hopefully) NAKing behavior (me)
 + Added -b option (Jouni Malinen)
-+ Compute checksums correctly on big endian hosts 
++ Compute checksums correctly on big endian hosts
   (Jouni Malinen <jkmaline@cc.hut.fi>)
 
 0.9.7 (020526)
diff --git a/networking/udhcp/Makefile b/networking/udhcp/Makefile
index ee34d48ff..2b79d2293 100644
--- a/networking/udhcp/Makefile
+++ b/networking/udhcp/Makefile
@@ -1,6 +1,6 @@
 # Makefile for busybox
 #
-# Copyright (C) 1999-2003 by Erik Andersen <andersen@codepoet.org>
+# Copyright (C) 1999-2004 by Erik Andersen <andersen@codepoet.org>
 #
 # 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
diff --git a/networking/udhcp/Makefile.in b/networking/udhcp/Makefile.in
index 4d3f27093..b48079429 100644
--- a/networking/udhcp/Makefile.in
+++ b/networking/udhcp/Makefile.in
@@ -1,6 +1,6 @@
 # Makefile for busybox
 #
-# Copyright (C) 1999-2003 by Erik Andersen <andersen@codepoet.org>
+# Copyright (C) 1999-2004 by Erik Andersen <andersen@codepoet.org>
 #
 # 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
diff --git a/networking/udhcp/README b/networking/udhcp/README
index eddb24be7..dd992949a 100644
--- a/networking/udhcp/README
+++ b/networking/udhcp/README
@@ -10,30 +10,30 @@ compile time options
 -------------------
 
 The Makefile contains three of the compile time options:
-        
+
         UDHCP_DEBUG: If UDHCP_DEBUG is defined, udhcpd will output extra
         debugging output, compile with -g, and not fork to the background when
         run.
         UDHCP_SYSLOG: If UDHCP_SYSLOG is defined, udhcpd will log all its
         messages syslog, otherwise, it will attempt to log them to stdout.
-        
+
         COMBINED_BINARY: If COMBINED_BINARY is define, one binary, udhcpd,
         is created. If called as udhcpd, the dhcp server will be started.
         If called as udhcpc, the dhcp client will be started.
-        
+
 dhcpd.h contains the other three compile time options:
-        
+
         LEASE_TIME: The default lease time if not specified in the config
         file.
 
         LEASES_FILE: The default file for storing leases.
-        
+
         DHCPD_CONFIG_FILE: The defualt config file to use.
-        
+
 options.c contains a set of dhcp options for the client:
 
         name[10]: The name of the option as it will appear in scripts
-        
+
         flags: The type of option, as well as if it will be requested
         by the client (OPTION_REQ)
 
@@ -45,7 +45,7 @@ busybox drop-in
 udhcp is now a drop-in component for busybox (http://busybox.net).
 To update busybox to the latest revision, simply do a:
 
-cp *.[ch] README AUTHORS COPYING ChangeLog TODO \ 
+cp *.[ch] README AUTHORS COPYING ChangeLog TODO \
         <busybox_source>/networking/udhcp
 
 The only two files udhcp does not provide are config.in and
diff --git a/networking/udhcp/README.udhcpc b/networking/udhcp/README.udhcpc
index 8aee9814b..d720a37cf 100644
--- a/networking/udhcp/README.udhcpc
+++ b/networking/udhcp/README.udhcpc
@@ -36,20 +36,20 @@ udhcp client scripts
 
 When an event occurs, udhcpc calls the action script. udhcpc never does
 any configuration of the network interface itself, but instead relies on
-a set of scripts. The script by default is 
+a set of scripts. The script by default is
 /usr/share/udhcpc/default.script but this can be changed via the command
 line arguments. The three possible arguments to the script are:
 
         deconfig: This argument is used when udhcpc starts, and
         when a leases is lost. The script must put the interface in an
         up, but deconfigured state, ie: ifconfig $interface 0.0.0.0.
-        
+
         bound: This argument is used when udhcpc moves from an
         unbound, to a bound state. All of the paramaters are set in
         enviromental variables, The script should configure the interface,
-        and set any other relavent parameters (default gateway, dns server, 
+        and set any other relavent parameters (default gateway, dns server,
         etc).
-        
+
         renew: This argument is used when a DHCP lease is renewed. All of
         the paramaters are set in enviromental variables. This argument is
         used when the interface is already configured, so the IP address,
@@ -133,7 +133,7 @@ compile time options
 options.c contains a set of dhcp options for the client:
 
         name[10]: The name of the option as it will appear in scripts
-        
+
         flags: The type of option, as well as if it will be requested
         by the client (OPTION_REQ)
 
diff --git a/networking/udhcp/README.udhcpd b/networking/udhcp/README.udhcpd
index bc6137de3..169de78ec 100644
--- a/networking/udhcp/README.udhcpd
+++ b/networking/udhcp/README.udhcpd
@@ -14,7 +14,7 @@ udhcpd.leases
 
 The udhcpd.leases behavior is designed for an embedded system. The
 file is written either every auto_time seconds, or when a SIGUSR1
-is received (the auto_time timer restarts if a SIGUSR1 is received). 
+is received (the auto_time timer restarts if a SIGUSR1 is received).
 If you send a SIGTERM to udhcpd directly after a SIGUSR1, udhcpd will
 finish writing the leases file and wait for the aftermentioned script
 to be executed and finish before quiting, so you do not need to sleep
@@ -50,10 +50,10 @@ available options and comments describing them in samples/udhcpd.conf
 
 compile time options
 -------------------
-        
+
 dhcpd.h contains the other two compile time options:
-        
+
         LEASE_TIME: The default lease time if not specified in the config
         file.
-        
+
         DHCPD_CONFIG_FILE: The defualt config file to use.
diff --git a/networking/udhcp/arpping.c b/networking/udhcp/arpping.c
index 23c7d46b3..ab4c6d20c 100644
--- a/networking/udhcp/arpping.c
+++ b/networking/udhcp/arpping.c
@@ -25,8 +25,8 @@
  *              interface - interface to use
  * retn:        1 addr free
  *              0 addr used
- *              -1 error 
- */  
+ *              -1 error
+ */
 
 /* FIXME: match response against chaddr */
 int arpping(uint32_t yiaddr, uint32_t ip, uint8_t *mac, char *interface)
@@ -51,7 +51,7 @@ int arpping(uint32_t yiaddr, uint32_t ip, uint8_t *mac, char *interface)
 #endif
                 return -1;
         }
-        
+
         if (setsockopt(s, SOL_SOCKET, SO_BROADCAST, &optval, sizeof(optval)) == -1) {
                 LOG(LOG_ERR, "Could not setsocketopt on raw socket");
                 close(s);
@@ -71,12 +71,12 @@ int arpping(uint32_t yiaddr, uint32_t ip, uint8_t *mac, char *interface)
         memcpy(arp.sInaddr, &ip, sizeof(ip));           /* source IP address */
         memcpy(arp.sHaddr, mac, 6);                     /* source hardware address */
         memcpy(arp.tInaddr, &yiaddr, sizeof(yiaddr));   /* target IP address */
-        
+
         memset(&addr, 0, sizeof(addr));
         strcpy(addr.sa_data, interface);
         if (sendto(s, &arp, sizeof(arp), 0, &addr, sizeof(addr)) < 0)
                 rv = 0;
-        
+
         /* wait arp reply, and check it */
         tm.tv_usec = 0;
         time(&prevTime);
@@ -89,8 +89,8 @@ int arpping(uint32_t yiaddr, uint32_t ip, uint8_t *mac, char *interface)
                         if (errno != EINTR) rv = 0;
                 } else if (FD_ISSET(s, &fdset)) {
                         if (recv(s, &arp, sizeof(arp), 0) < 0 ) rv = 0;
-                        if (arp.operation == htons(ARPOP_REPLY) && 
-                            bcmp(arp.tHaddr, mac, 6) == 0 && 
+                        if (arp.operation == htons(ARPOP_REPLY) &&
+                            bcmp(arp.tHaddr, mac, 6) == 0 &&
                             *((uint32_t *) arp.sInaddr) == yiaddr) {
                                 DEBUG(LOG_INFO, "Valid arp reply receved for this address");
                                 rv = 0;
@@ -101,6 +101,6 @@ int arpping(uint32_t yiaddr, uint32_t ip, uint8_t *mac, char *interface)
                 time(&prevTime);
         }
         close(s);
-        DEBUG(LOG_INFO, "%salid arp replies for this address", rv ? "No v" : "V");       
+        DEBUG(LOG_INFO, "%salid arp replies for this address", rv ? "No v" : "V");      
         return rv;
 }
diff --git a/networking/udhcp/arpping.h b/networking/udhcp/arpping.h
index 6cbd2979f..6f27d9f75 100644
--- a/networking/udhcp/arpping.h
+++ b/networking/udhcp/arpping.h
@@ -15,7 +15,7 @@ struct arpMsg {
         u_char   h_dest[6];                     /* destination ether addr */
         u_char   h_source[6];                   /* source ether addr */
         u_short  h_proto;                       /* packet type ID field */
-        
+
         /* ARP packet */
         uint16_t htype;                         /* hardware type (must be ARPHRD_ETHER) */
         uint16_t ptype;                         /* protocol type (must be ETH_P_IP) */
diff --git a/networking/udhcp/clientpacket.c b/networking/udhcp/clientpacket.c
index 6838c07e8..5b27004f9 100644
--- a/networking/udhcp/clientpacket.c
+++ b/networking/udhcp/clientpacket.c
@@ -18,7 +18,7 @@
  * along with this program; if not, write to the Free Software
  * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
  */
- 
+
 #include <string.h>
 #include <sys/socket.h>
 #include <features.h>
@@ -73,7 +73,7 @@ static void init_packet(struct dhcpMessage *packet, char type)
                 char vendor, length;
                 char str[sizeof("udhcp "VERSION)];
         } vendor_id = { DHCP_VENDOR,  sizeof("udhcp "VERSION) - 1, "udhcp "VERSION};
-        
+
         init_header(packet, type);
         memcpy(packet->chaddr, client_config.arp, 6);
         add_option_string(packet->options, client_config.clientid);
@@ -112,7 +112,7 @@ int send_discover(unsigned long xid, unsigned long requested)
 
         add_requests(&packet);
         LOG(LOG_DEBUG, "Sending discover...");
-        return raw_packet(&packet, INADDR_ANY, CLIENT_PORT, INADDR_BROADCAST, 
+        return raw_packet(&packet, INADDR_ANY, CLIENT_PORT, INADDR_BROADCAST,
                                 SERVER_PORT, MAC_BCAST_ADDR, client_config.ifindex);
 }
 
@@ -128,11 +128,11 @@ int send_selecting(unsigned long xid, unsigned long server, unsigned long reques
 
         add_simple_option(packet.options, DHCP_REQUESTED_IP, requested);
         add_simple_option(packet.options, DHCP_SERVER_ID, server);
-        
+
         add_requests(&packet);
         addr.s_addr = requested;
         LOG(LOG_DEBUG, "Sending select for %s...", inet_ntoa(addr));
-        return raw_packet(&packet, INADDR_ANY, CLIENT_PORT, INADDR_BROADCAST, 
+        return raw_packet(&packet, INADDR_ANY, CLIENT_PORT, INADDR_BROADCAST,
                                 SERVER_PORT, MAC_BCAST_ADDR, client_config.ifindex);
 }
 
@@ -149,12 +149,12 @@ int send_renew(unsigned long xid, unsigned long server, unsigned long ciaddr)
 
         add_requests(&packet);
         LOG(LOG_DEBUG, "Sending renew...");
-        if (server) 
+        if (server)
                 ret = kernel_packet(&packet, ciaddr, CLIENT_PORT, server, SERVER_PORT);
         else ret = raw_packet(&packet, INADDR_ANY, CLIENT_PORT, INADDR_BROADCAST,
                                 SERVER_PORT, MAC_BCAST_ADDR, client_config.ifindex);
         return ret;
-}       
+}
 
 
 /* Unicasts a DHCP release message */
@@ -165,7 +165,7 @@ int send_release(unsigned long server, unsigned long ciaddr)
         init_packet(&packet, DHCPRELEASE);
         packet.xid = random_xid();
         packet.ciaddr = ciaddr;
-        
+
         add_simple_option(packet.options, DHCP_REQUESTED_IP, ciaddr);
         add_simple_option(packet.options, DHCP_SERVER_ID, server);
 
@@ -189,20 +189,20 @@ int get_raw_packet(struct dhcpMessage *payload, int fd)
                 usleep(500000); /* possible down interface, looping condition */
                 return -1;
         }
-        
+
         if (bytes < (int) (sizeof(struct iphdr) + sizeof(struct udphdr))) {
                 DEBUG(LOG_INFO, "message too short, ignoring");
                 return -2;
         }
-        
+
         if (bytes < ntohs(packet.ip.tot_len)) {
                 DEBUG(LOG_INFO, "Truncated packet");
                 return -2;
         }
-        
+
         /* ignore any extra garbage bytes */
         bytes = ntohs(packet.ip.tot_len);
-        
+
         /* Make sure its the right packet for us, and that it passes sanity checks */
         if (packet.ip.protocol != IPPROTO_UDP || packet.ip.version != IPVERSION ||
             packet.ip.ihl != sizeof(packet.ip) >> 2 || packet.udp.dest != htons(CLIENT_PORT) ||
@@ -219,7 +219,7 @@ int get_raw_packet(struct dhcpMessage *payload, int fd)
                 DEBUG(LOG_INFO, "bad IP header checksum, ignoring");
                 return -1;
         }
-        
+
         /* verify the UDP checksum by replacing the header with a psuedo header */
         source = packet.ip.saddr;
         dest = packet.ip.daddr;
@@ -235,14 +235,14 @@ int get_raw_packet(struct dhcpMessage *payload, int fd)
                 DEBUG(LOG_ERR, "packet with bad UDP checksum received, ignoring");
                 return -2;
         }
-        
+
         memcpy(payload, &(packet.data), bytes - (sizeof(packet.ip) + sizeof(packet.udp)));
-        
+
         if (ntohl(payload->cookie) != DHCP_MAGIC) {
                 LOG(LOG_ERR, "received bogus message (bad magic) -- ignoring");
                 return -2;
         }
         DEBUG(LOG_INFO, "oooooh!!! got some!");
         return bytes - (sizeof(packet.ip) + sizeof(packet.udp));
-        
+
 }
diff --git a/networking/udhcp/common.c b/networking/udhcp/common.c
index 8542c664c..5dad7d51c 100644
--- a/networking/udhcp/common.c
+++ b/networking/udhcp/common.c
@@ -55,7 +55,7 @@ static inline void sanitize_fds(void)
 void background(const char *pidfile)
 {
 #ifdef __uClinux__
-        LOG(LOG_ERR, "Cannot background in uclinux (yet)");     
+        LOG(LOG_ERR, "Cannot background in uclinux (yet)");
 #else /* __uClinux__ */
         int pid_fd;
 
diff --git a/networking/udhcp/common.h b/networking/udhcp/common.h
index 78eb1c147..677bbfd17 100644
--- a/networking/udhcp/common.h
+++ b/networking/udhcp/common.h
@@ -43,7 +43,7 @@ void background(const char *pidfile);
 void start_log_and_pid(const char *client_server, const char *pidfile);
 void background(const char *pidfile);
 void udhcp_logging(int level, const char *fmt, ...);
-                                                                                
+                                                            
 #define LOG(level, str, args...) udhcp_logging(level, str, ## args)
 
 #ifdef UDHCP_DEBUG
diff --git a/networking/udhcp/dhcpc.c b/networking/udhcp/dhcpc.c
index 2ba42d295..dda678933 100644
--- a/networking/udhcp/dhcpc.c
+++ b/networking/udhcp/dhcpc.c
@@ -18,7 +18,7 @@
  * along with this program; if not, write to the Free Software
  * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
  */
- 
+
 #include <sys/time.h>
 #include <sys/file.h>
 #include <unistd.h>
@@ -152,7 +152,7 @@ static void perform_release(void)
                 temp_addr.s_addr = server_addr;
                 sprintf(buffer, "%s", inet_ntoa(temp_addr));
                 temp_addr.s_addr = requested_ip;
-                LOG(LOG_INFO, "Unicasting a release of %s to %s", 
+                LOG(LOG_INFO, "Unicasting a release of %s to %s",
                                 inet_ntoa(temp_addr), buffer);
                 send_release(server_addr, requested_ip); /* unicast */
                 run_script(NULL, "deconfig");
@@ -213,7 +213,7 @@ int main(int argc, char *argv[])
                 int option_index = 0;
                 c = getopt_long(argc, argv, "c:fbH:h:i:np:qr:s:v", arg_options, &option_index);
                 if (c == -1) break;
-                
+
                 switch (c) {
                 case 'c':
                         len = strlen(optarg) > 255 ? 255 : strlen(optarg);
@@ -269,10 +269,10 @@ int main(int argc, char *argv[])
         /* Start the log, sanitize fd's, and write a pid file */
         start_log_and_pid("udhcpc", client_config.pidfile);
 
-        if (read_interface(client_config.interface, &client_config.ifindex, 
+        if (read_interface(client_config.interface, &client_config.ifindex,
                            NULL, client_config.arp) < 0)
                 return 1;
-                
+
         if (!client_config.clientid) {
                 client_config.clientid = xmalloc(6 + 3);
                 client_config.clientid[OPT_CODE] = DHCP_CLIENT_ID;
@@ -282,8 +282,8 @@ int main(int argc, char *argv[])
         }
 
         /* setup the signal pipe */
-        udhcp_sp_setup();       
-        
+        udhcp_sp_setup();
+
         state = INIT_SELECTING;
         run_script(NULL, "deconfig");
         change_mode(LISTEN_RAW);
@@ -321,7 +321,7 @@ int main(int argc, char *argv[])
 
                                         /* send discover packet */
                                         send_discover(xid, requested_ip); /* broadcast */
-                                        
+
                                         timeout = now + ((packet_num == 2) ? 4 : 2);
                                         packet_num++;
                                 } else {
@@ -345,7 +345,7 @@ int main(int argc, char *argv[])
                                         if (state == RENEW_REQUESTED)
                                                 send_renew(xid, server_addr, requested_ip); /* unicast */
                                         else send_selecting(xid, server_addr, requested_ip); /* broadcast */
-                                        
+
                                         timeout = now + ((packet_num == 2) ? 10 : 2);
                                         packet_num++;
                                 } else {
@@ -373,7 +373,7 @@ int main(int argc, char *argv[])
                                 } else {
                                         /* send a request packet */
                                         send_renew(xid, server_addr, requested_ip); /* unicast */
-                                        
+
                                         t1 = (t2 - t1) / 2 + t1;
                                         timeout = t1 + start;
                                 }
@@ -403,28 +403,28 @@ int main(int argc, char *argv[])
                         }
                 } else if (retval > 0 && listen_mode != LISTEN_NONE && FD_ISSET(fd, &rfds)) {
                         /* a packet is ready, read it */
-                        
+
                         if (listen_mode == LISTEN_KERNEL)
                                 len = get_packet(&packet, fd);
                         else len = get_raw_packet(&packet, fd);
-                        
+
                         if (len == -1 && errno != EINTR) {
                                 DEBUG(LOG_INFO, "error on read, %m, reopening socket");
                                 change_mode(listen_mode); /* just close and reopen */
                         }
                         if (len < 0) continue;
-                        
+
                         if (packet.xid != xid) {
                                 DEBUG(LOG_INFO, "Ignoring XID %lx (our xid is %lx)",
                                         (unsigned long) packet.xid, xid);
                                 continue;
                         }
-                        
+
                         if ((message = get_option(&packet, DHCP_MESSAGE_TYPE)) == NULL) {
                                 DEBUG(LOG_ERR, "couldnt get option from packet -- ignoring");
                                 continue;
                         }
-                        
+
                         switch (state) {
                         case INIT_SELECTING:
                                 /* Must be a DHCPOFFER to one of our xid's */
@@ -433,7 +433,7 @@ int main(int argc, char *argv[])
                                                 memcpy(&server_addr, temp, 4);
                                                 xid = packet.xid;
                                                 requested_ip = packet.yiaddr;
-                                                
+
                                                 /* enter requesting state */
                                                 state = REQUESTING;
                                                 timeout = now;
@@ -455,14 +455,14 @@ int main(int argc, char *argv[])
                                                 memcpy(&lease, temp, 4);
                                                 lease = ntohl(lease);
                                         }
-                                                
+
                                         /* enter bound state */
                                         t1 = lease / 2;
-                                        
+
                                         /* little fixed point for n * .875 */
                                         t2 = (lease * 0x7) >> 3;
                                         temp_addr.s_addr = packet.yiaddr;
-                                        LOG(LOG_INFO, "Lease of %s obtained, lease time %ld", 
+                                        LOG(LOG_INFO, "Lease of %s obtained, lease time %ld",
                                                 inet_ntoa(temp_addr), lease);
                                         start = now;
                                         timeout = t1 + start;
@@ -472,7 +472,7 @@ int main(int argc, char *argv[])
 
                                         state = BOUND;
                                         change_mode(LISTEN_NONE);
-                                        if (client_config.quit_after_lease) 
+                                        if (client_config.quit_after_lease)
                                                 return 0;
                                         if (!client_config.foreground)
                                                 client_background();
@@ -492,10 +492,10 @@ int main(int argc, char *argv[])
                                 }
                                 break;
                         /* case BOUND, RELEASED: - ignore all packets */
-                        }       
+                        }
                 } else if (retval > 0 && (sig = udhcp_sp_read(&rfds))) {
                         switch (sig) {
-                        case SIGUSR1: 
+                        case SIGUSR1:
                                 perform_renew();
                                 break;
                         case SIGUSR2:
@@ -506,12 +506,12 @@ int main(int argc, char *argv[])
                                 return 0;
                         }
                 } else if (retval == -1 && errno == EINTR) {
-                        /* a signal was caught */               
+                        /* a signal was caught */
                 } else {
                         /* An error occured */
                         DEBUG(LOG_ERR, "Error on select");
                 }
-                
+
         }
         return 0;
 }
diff --git a/networking/udhcp/dhcpd.c b/networking/udhcp/dhcpd.c
index 8c944f243..6f38f07f7 100644
--- a/networking/udhcp/dhcpd.c
+++ b/networking/udhcp/dhcpd.c
@@ -51,12 +51,12 @@ struct dhcpOfferedAddr *leases;
 struct server_config_t server_config;
 
 
-#ifdef COMBINED_BINARY  
+#ifdef COMBINED_BINARY
 int udhcpd_main(int argc, char *argv[])
 #else
 int main(int argc, char *argv[])
 #endif
-{       
+{
         fd_set rfds;
         struct timeval tv;
         int server_socket = -1;
@@ -70,7 +70,7 @@ int main(int argc, char *argv[])
         struct dhcpOfferedAddr *lease;
         int max_sock;
         unsigned long num_ips;
-        
+
         memset(&server_config, 0, sizeof(struct server_config_t));
         read_config(argc < 2 ? DHCPD_CONF_FILE : argv[1]);
 
@@ -82,7 +82,7 @@ int main(int argc, char *argv[])
                 server_config.lease = ntohl(server_config.lease);
         }
         else server_config.lease = LEASE_TIME;
-        
+
         /* Sanity check */
         num_ips = ntohl(server_config.end) - ntohl(server_config.start);
         if (server_config.max_leases > num_ips) {
@@ -113,7 +113,7 @@ int main(int argc, char *argv[])
                         if ((server_socket = listen_socket(INADDR_ANY, SERVER_PORT, server_config.interface)) < 0) {
                                 LOG(LOG_ERR, "FATAL: couldn't create server socket, %m");
                                 return 2;
-                        }                       
+                        }
 
                 max_sock = udhcp_sp_fd_set(&rfds, server_socket);
                 if (server_config.auto_time) {
@@ -121,7 +121,7 @@ int main(int argc, char *argv[])
                         tv.tv_usec = 0;
                 }
                 if (!server_config.auto_time || tv.tv_sec > 0) {
-                        retval = select(max_sock + 1, &rfds, NULL, NULL, 
+                        retval = select(max_sock + 1, &rfds, NULL, NULL,
                                         server_config.auto_time ? &tv : NULL);
                 } else retval = 0; /* If we already timed out, fall through */
 
@@ -133,7 +133,7 @@ int main(int argc, char *argv[])
                         DEBUG(LOG_INFO, "error on select");
                         continue;
                 }
-                
+
                 switch (udhcp_sp_read(&rfds)) {
                 case SIGUSR1:
                         LOG(LOG_INFO, "Received a SIGUSR1");
@@ -161,17 +161,17 @@ int main(int argc, char *argv[])
                         DEBUG(LOG_ERR, "couldn't get option from packet, ignoring");
                         continue;
                 }
-                
+
                 /* ADDME: look for a static lease */
                 lease = find_lease_by_chaddr(packet.chaddr);
                 switch (state[0]) {
                 case DHCPDISCOVER:
                         DEBUG(LOG_INFO,"received DISCOVER");
-                        
+
                         if (sendOffer(&packet) < 0) {
                                 LOG(LOG_ERR, "send OFFER failed");
                         }
-                        break;                  
+                        break;
                 case DHCPREQUEST:
                         DEBUG(LOG_INFO, "received REQUEST");
 
@@ -180,12 +180,12 @@ int main(int argc, char *argv[])
 
                         if (requested) memcpy(&requested_align, requested, 4);
                         if (server_id) memcpy(&server_id_align, server_id, 4);
-                
+
                         if (lease) { /*ADDME: or static lease */
                                 if (server_id) {
                                         /* SELECTING State */
                                         DEBUG(LOG_INFO, "server_id = %08x", ntohl(server_id_align));
-                                        if (server_id_align == server_config.server && requested && 
+                                        if (server_id_align == server_config.server && requested &&
                                             requested_align == lease->yiaddr) {
                                                 sendACK(&packet, lease->yiaddr);
                                         }
@@ -203,9 +203,9 @@ int main(int argc, char *argv[])
                                                         /* don't know what to do!!!! */
                                                         sendNAK(&packet);
                                                 }
-                                        }                                               
+                                        }
                                 }
-                        
+
                         /* what to do if we have no record of the client */
                         } else if (server_id) {
                                 /* SELECTING State */
@@ -218,7 +218,7 @@ int main(int argc, char *argv[])
                                                 memset(lease->chaddr, 0, 16);
                                         /* make some contention for this address */
                                         } else sendNAK(&packet);
-                                } else if (requested_align < server_config.start || 
+                                } else if (requested_align < server_config.start ||
                                            requested_align > server_config.end) {
                                         sendNAK(&packet);
                                 } /* else remain silent */
@@ -232,7 +232,7 @@ int main(int argc, char *argv[])
                         if (lease) {
                                 memset(lease->chaddr, 0, 16);
                                 lease->expires = time(0) + server_config.decline_time;
-                        }                       
+                        }
                         break;
                 case DHCPRELEASE:
                         DEBUG(LOG_INFO,"received RELEASE");
@@ -241,7 +241,7 @@ int main(int argc, char *argv[])
                 case DHCPINFORM:
                         DEBUG(LOG_INFO,"received INFORM");
                         send_inform(&packet);
-                        break;  
+                        break;
                 default:
                         LOG(LOG_WARNING, "unsupported DHCP message (%02x) -- ignoring", state[0]);
                 }
diff --git a/networking/udhcp/dhcpd.h b/networking/udhcp/dhcpd.h
index 925634461..39658a8ff 100644
--- a/networking/udhcp/dhcpd.h
+++ b/networking/udhcp/dhcpd.h
@@ -124,10 +124,10 @@ struct server_config_t {
         uint32_t siaddr;                /* next server bootp option */
         char *sname;                    /* bootp server name */
         char *boot_file;                /* bootp boot file option */
-};      
+};
 
 extern struct server_config_t server_config;
 extern struct dhcpOfferedAddr *leases;
-                
+
 
 #endif
diff --git a/networking/udhcp/dumpleases.c b/networking/udhcp/dumpleases.c
index e2b19315d..a9036dfbd 100644
--- a/networking/udhcp/dumpleases.c
+++ b/networking/udhcp/dumpleases.c
@@ -47,7 +47,7 @@ int main(int argc, char *argv[])
         const char *file = LEASES_FILE;
         struct dhcpOfferedAddr lease;
         struct in_addr addr;
-        
+
         static const struct option options[] = {
                 {"absolute", 0, 0, 'a'},
                 {"remaining", 0, 0, 'r'},
@@ -59,7 +59,7 @@ int main(int argc, char *argv[])
                 int option_index = 0;
                 c = getopt_long(argc, argv, "arf:", options, &option_index);
                 if (c == -1) break;
-                
+
                 switch (c) {
                 case 'a': mode = ABSOLUTE; break;
                 case 'r': mode = REMAINING; break;
@@ -70,10 +70,10 @@ int main(int argc, char *argv[])
                         show_usage();
                 }
         }
-                        
+
         fp = xfopen(file, "r");
 
-        printf("Mac Address       IP-Address      Expires %s\n", mode == REMAINING ? "in" : "at");  
+        printf("Mac Address       IP-Address      Expires %s\n", mode == REMAINING ? "in" : "at");
         /*     "00:00:00:00:00:00 255.255.255.255 Wed Jun 30 21:49:08 1993" */
         while (fread(&lease, sizeof(lease), 1, fp)) {
 
@@ -105,6 +105,6 @@ int main(int argc, char *argv[])
                 } else printf("%s", ctime(&expires));
         }
         fclose(fp);
-        
+
         return 0;
 }
diff --git a/networking/udhcp/files.c b/networking/udhcp/files.c
index 0802bb316..89287ca2d 100644
--- a/networking/udhcp/files.c
+++ b/networking/udhcp/files.c
@@ -1,8 +1,8 @@
-/* 
+/*
  * files.c -- DHCP server file manipulation *
  * Rewrite by Russ Dill <Russ.Dill@asu.edu> July 2001
  */
- 
+
 #include <sys/socket.h>
 #include <arpa/inet.h>
 #include <string.h>
@@ -16,7 +16,7 @@
 #include "options.h"
 #include "common.h"
 
-/* 
+/*
  * Domain names may have 254 chars, and string options can be 254
  * chars long. However, 80 bytes will be enough for most, and won't
  * hog up memory. If you have a special application, change it
@@ -31,7 +31,7 @@ static int read_ip(const char *line, void *arg)
         int retval = 1;
 
         if (!inet_aton(line, addr)) {
-                if ((host = gethostbyname(line))) 
+                if ((host = gethostbyname(line)))
                         addr->s_addr = *((unsigned long *) host->h_addr_list[0]);
                 else retval = 0;
         }
@@ -42,10 +42,10 @@ static int read_ip(const char *line, void *arg)
 static int read_str(const char *line, void *arg)
 {
         char **dest = arg;
-        
+
         if (*dest) free(*dest);
         *dest = strdup(line);
-        
+
         return 1;
 }
 
@@ -69,7 +69,7 @@ static int read_yn(const char *line, void *arg)
         else if (!strcasecmp("no", line))
                 *dest = 0;
         else retval = 0;
-        
+
         return retval;
 }
 
@@ -89,11 +89,11 @@ static int read_opt(const char *const_line, void *arg)
         /* Cheat, the only const line we'll actually get is "" */
         line = (char *) const_line;
         if (!(opt = strtok(line, " \t="))) return 0;
-        
+
         for (option = dhcp_options; option->code; option++)
                 if (!strcasecmp(option->name, opt))
                         break;
-        
+
         if (!option->code) return 0;
 
         do {
@@ -134,17 +134,17 @@ static int read_opt(const char *const_line, void *arg)
                         retval = (endptr[0] == '\0');
                         break;
                 case OPTION_U32:
-                        *result_u32 = htonl(strtoul(val, &endptr, 0));  
+                        *result_u32 = htonl(strtoul(val, &endptr, 0));
                         retval = (endptr[0] == '\0');
                         break;
                 case OPTION_S32:
-                        *result_u32 = htonl(strtol(val, &endptr, 0));   
+                        *result_u32 = htonl(strtol(val, &endptr, 0));
                         retval = (endptr[0] == '\0');
                         break;
                 default:
                         break;
                 }
-                if (retval) 
+                if (retval)
                         attach_option(opt_list, option, opt, length);
         } while (retval && option->flags & OPTION_LIST);
         return retval;
@@ -193,7 +193,7 @@ int read_config(const char *file)
                 LOG(LOG_ERR, "unable to open config file: %s", file);
                 return 0;
         }
-        
+
         while (fgets(buffer, READ_CONFIG_BUF_SIZE, in)) {
                 lm++;
                 if (strchr(buffer, '\n')) *(strchr(buffer, '\n')) = '\0';
@@ -203,14 +203,14 @@ int read_config(const char *file)
                 if (strchr(buffer, '#')) *(strchr(buffer, '#')) = '\0';
 
                 if (!(token = strtok(buffer, " \t"))) continue;
-                if (!(line = strtok(NULL, ""))) continue;               
-                
+                if (!(line = strtok(NULL, ""))) continue;
+
                 /* eat leading whitespace */
                 line = line + strspn(line, " \t=");
                 /* eat trailing whitespace */
                 for (i = strlen(line); i > 0 && isspace(line[i - 1]); i--);
                 line[i] = '\0';
-                
+
                 for (i = 0; keywords[i].keyword[0]; i++)
                         if (!strcasecmp(token, keywords[i].keyword))
                                 if (!keywords[i].handler(line, keywords[i].var)) {
@@ -232,12 +232,12 @@ void write_leases(void)
         char buf[255];
         time_t curr = time(0);
         unsigned long tmp_time;
-        
+
         if (!(fp = fopen(server_config.lease_file, "w"))) {
                 LOG(LOG_ERR, "Unable to open %s for writing", server_config.lease_file);
                 return;
         }
-        
+
         for (i = 0; i < server_config.max_leases; i++) {
                 if (leases[i].yiaddr != 0) {
 
@@ -257,7 +257,7 @@ void write_leases(void)
                 }
         }
         fclose(fp);
-        
+
         if (server_config.notify_file) {
                 sprintf(buf, "%s %s", server_config.notify_file, server_config.lease_file);
                 system(buf);
@@ -270,12 +270,12 @@ void read_leases(const char *file)
         FILE *fp;
         unsigned int i = 0;
         struct dhcpOfferedAddr lease;
-        
+
         if (!(fp = fopen(file, "r"))) {
                 LOG(LOG_ERR, "Unable to open %s for reading", file);
                 return;
         }
-        
+
         while (i < server_config.max_leases && (fread(&lease, sizeof lease, 1, fp) == 1)) {
                 /* ADDME: is it a static lease */
                 if (lease.yiaddr >= server_config.start && lease.yiaddr <= server_config.end) {
@@ -284,7 +284,7 @@ void read_leases(const char *file)
                         if (!(add_lease(lease.chaddr, lease.yiaddr, lease.expires))) {
                                 LOG(LOG_WARNING, "Too many leases while loading %s\n", file);
                                 break;
-                        }                               
+                        }
                         i++;
                 }
         }
diff --git a/networking/udhcp/frontend.c b/networking/udhcp/frontend.c
index de5779508..fa77ab977 100644
--- a/networking/udhcp/frontend.c
+++ b/networking/udhcp/frontend.c
@@ -7,10 +7,10 @@ int main(int argc, char *argv[])
 {
         int ret = 0;
         char *base = strrchr(argv[0], '/');
-        
+
         if (strstr(base ? (base + 1) : argv[0], "dhcpd"))
                 ret = udhcpd_main(argc, argv);
         else ret = udhcpc_main(argc, argv);
-        
+
         return ret;
 }
diff --git a/networking/udhcp/leases.c b/networking/udhcp/leases.c
index dce056654..d478880a3 100644
--- a/networking/udhcp/leases.c
+++ b/networking/udhcp/leases.c
@@ -1,5 +1,5 @@
-/* 
- * leases.c -- tools to manage DHCP leases 
+/*
+ * leases.c -- tools to manage DHCP leases
  * Russ Dill <Russ.Dill@asu.edu> July 2001
  */
 
@@ -23,9 +23,9 @@ uint8_t blank_chaddr[] = {[0 ... 15] = 0};
 void clear_lease(uint8_t *chaddr, uint32_t yiaddr)
 {
         unsigned int i, j;
-        
+
         for (j = 0; j < 16 && !chaddr[j]; j++);
-        
+
         for (i = 0; i < server_config.max_leases; i++)
                 if ((j != 16 && !memcmp(leases[i].chaddr, chaddr, 16)) ||
                     (yiaddr && leases[i].yiaddr == yiaddr)) {
@@ -38,18 +38,18 @@ void clear_lease(uint8_t *chaddr, uint32_t yiaddr)
 struct dhcpOfferedAddr *add_lease(uint8_t *chaddr, uint32_t yiaddr, unsigned long lease)
 {
         struct dhcpOfferedAddr *oldest;
-        
+
         /* clean out any old ones */
         clear_lease(chaddr, yiaddr);
-                
+
         oldest = oldest_expired_lease();
-        
+
         if (oldest) {
                 memcpy(oldest->chaddr, chaddr, 16);
                 oldest->yiaddr = yiaddr;
                 oldest->expires = time(0) + lease;
         }
-        
+
         return oldest;
 }
 
@@ -58,7 +58,7 @@ struct dhcpOfferedAddr *add_lease(uint8_t *chaddr, uint32_t yiaddr, unsigned lon
 int lease_expired(struct dhcpOfferedAddr *lease)
 {
         return (lease->expires < (unsigned long) time(0));
-}       
+}
 
 
 /* Find the oldest expired lease, NULL if there are no expired leases */
@@ -68,14 +68,14 @@ struct dhcpOfferedAddr *oldest_expired_lease(void)
         unsigned long oldest_lease = time(0);
         unsigned int i;
 
-        
+
         for (i = 0; i < server_config.max_leases; i++)
                 if (oldest_lease > leases[i].expires) {
                         oldest_lease = leases[i].expires;
                         oldest = &(leases[i]);
                 }
         return oldest;
-                
+
 }
 
 
@@ -86,7 +86,7 @@ struct dhcpOfferedAddr *find_lease_by_chaddr(uint8_t *chaddr)
 
         for (i = 0; i < server_config.max_leases; i++)
                 if (!memcmp(leases[i].chaddr, chaddr, 16)) return &(leases[i]);
-        
+
         return NULL;
 }
 
@@ -98,7 +98,7 @@ struct dhcpOfferedAddr *find_lease_by_yiaddr(uint32_t yiaddr)
 
         for (i = 0; i < server_config.max_leases; i++)
                 if (leases[i].yiaddr == yiaddr) return &(leases[i]);
-        
+
         return NULL;
 }
 
@@ -120,10 +120,10 @@ static int check_ip(uint32_t addr)
 
 /* find an assignable address, it check_expired is true, we check all the expired leases as well.
  * Maybe this should try expired leases by age... */
-uint32_t find_address(int check_expired) 
+uint32_t find_address(int check_expired)
 {
         uint32_t addr, ret;
-        struct dhcpOfferedAddr *lease = NULL;           
+        struct dhcpOfferedAddr *lease = NULL;
 
         addr = ntohl(server_config.start); /* addr is in host order here */
         for (;addr <= ntohl(server_config.end); addr++) {
diff --git a/networking/udhcp/options.c b/networking/udhcp/options.c
index 1bdf25708..d75bc5aff 100644
--- a/networking/udhcp/options.c
+++ b/networking/udhcp/options.c
@@ -1,8 +1,8 @@
-/* 
- * options.c -- DHCP server option packet tools 
+/*
+ * options.c -- DHCP server option packet tools
  * Rewrite by Russ Dill <Russ.Dill@asu.edu> July 2001
  */
- 
+
 #include <stdlib.h>
 #include <string.h>
 
@@ -64,7 +64,7 @@ uint8_t *get_option(struct dhcpMessage *packet, int code)
         int i, length;
         uint8_t *optionptr;
         int over = 0, done = 0, curr = OPTION_FIELD;
-        
+
         optionptr = packet->options;
         i = 0;
         length = 308;
@@ -79,7 +79,7 @@ uint8_t *get_option(struct dhcpMessage *packet, int code)
                                 return NULL;
                         }
                         return optionptr + i + 2;
-                }                       
+                }
                 switch (optionptr[i + OPT_CODE]) {
                 case DHCP_PADDING:
                         i++;
@@ -114,10 +114,10 @@ uint8_t *get_option(struct dhcpMessage *packet, int code)
 
 
 /* return the position of the 'end' option (no bounds checking) */
-int end_option(uint8_t *optionptr) 
+int end_option(uint8_t *optionptr)
 {
         int i = 0;
-        
+
         while (optionptr[i] != DHCP_END) {
                 if (optionptr[i] == DHCP_PADDING) i++;
                 else i += optionptr[i + OPT_LEN] + 2;
@@ -131,7 +131,7 @@ int end_option(uint8_t *optionptr)
 int add_option_string(uint8_t *optionptr, uint8_t *string)
 {
         int end = end_option(optionptr);
-        
+
         /* end position + string length + option code/length + end option */
         if (end + string[OPT_LEN] + 2 + 1 >= 308) {
                 LOG(LOG_ERR, "Option 0x%02x did not fit into the packet!", string[OPT_CODE]);
@@ -162,12 +162,12 @@ int add_simple_option(uint8_t *optionptr, uint8_t code, uint32_t data)
                 if (dhcp_options[i].code == code) {
                         length = option_lengths[dhcp_options[i].flags & TYPE_MASK];
                 }
-                
+
         if (!length) {
                 DEBUG(LOG_ERR, "Could not add option 0x%02x", code);
                 return 0;
         }
-        
+
         option[OPT_CODE] = code;
         option[OPT_LEN] = length;
 
@@ -202,7 +202,7 @@ void attach_option(struct option_set **opt_list, struct dhcp_option *option, cha
                 DEBUG(LOG_INFO, "Attaching option %s to existing member of list", option->name);
                 if (option->flags & OPTION_LIST) {
                         if (existing->data[OPT_LEN] + length <= 255) {
-                                existing->data = realloc(existing->data, 
+                                existing->data = realloc(existing->data,
                                                 existing->data[OPT_LEN] + length + 2);
                                 memcpy(existing->data + existing->data[OPT_LEN] + 2, buffer, length);
                                 existing->data[OPT_LEN] += length;
@@ -210,19 +210,19 @@ void attach_option(struct option_set **opt_list, struct dhcp_option *option, cha
                 } /* else, ignore the new data */
         } else {
                 DEBUG(LOG_INFO, "Attaching option %s to list", option->name);
-                
+
                 /* make a new option */
                 new = xmalloc(sizeof(struct option_set));
                 new->data = xmalloc(length + 2);
                 new->data[OPT_CODE] = option->code;
                 new->data[OPT_LEN] = length;
                 memcpy(new->data + 2, buffer, length);
-                
+
                 curr = opt_list;
                 while (*curr && (*curr)->data[OPT_CODE] < option->code)
                         curr = &(*curr)->next;
-                        
+
                 new->next = *curr;
-                *curr = new;            
+                *curr = new;
         }
 }
diff --git a/networking/udhcp/packet.c b/networking/udhcp/packet.c
index a3c7ae153..7cbd83a35 100644
--- a/networking/udhcp/packet.c
+++ b/networking/udhcp/packet.c
@@ -66,7 +66,7 @@ int get_packet(struct dhcpMessage *packet, int fd)
                 return -2;
         }
         DEBUG(LOG_INFO, "Received a packet");
-        
+
         if (packet->op == BOOTREQUEST && (vendor = get_option(packet, DHCP_VENDOR))) {
                 for (i = 0; broken_vendors[i][0]; i++) {
                         if (vendor[OPT_LEN - 2] == (uint8_t) strlen(broken_vendors[i]) &&
@@ -77,7 +77,7 @@ int get_packet(struct dhcpMessage *packet, int fd)
                         }
                 }
         }
-                                
+                        
 
         return bytes;
 }
@@ -126,10 +126,10 @@ int raw_packet(struct dhcpMessage *payload, uint32_t source_ip, int source_port,
                 DEBUG(LOG_ERR, "socket call failed: %m");
                 return -1;
         }
-        
+
         memset(&dest, 0, sizeof(dest));
         memset(&packet, 0, sizeof(packet));
-        
+
         dest.sll_family = AF_PACKET;
         dest.sll_protocol = htons(ETH_P_IP);
         dest.sll_ifindex = ifindex;
@@ -150,7 +150,7 @@ int raw_packet(struct dhcpMessage *payload, uint32_t source_ip, int source_port,
         packet.ip.tot_len = packet.udp.len;
         memcpy(&(packet.data), payload, sizeof(struct dhcpMessage));
         packet.udp.check = checksum(&packet, sizeof(struct udp_dhcp_packet));
-        
+
         packet.ip.tot_len = htons(sizeof(struct udp_dhcp_packet));
         packet.ip.ihl = sizeof(packet.ip) >> 2;
         packet.ip.version = IPVERSION;
@@ -173,10 +173,10 @@ int kernel_packet(struct dhcpMessage *payload, uint32_t source_ip, int source_po
         int n = 1;
         int fd, result;
         struct sockaddr_in client;
-        
+
         if ((fd = socket(PF_INET, SOCK_DGRAM, IPPROTO_UDP)) < 0)
                 return -1;
-        
+
         if (setsockopt(fd, SOL_SOCKET, SO_REUSEADDR, (char *) &n, sizeof(n)) == -1)
                 return -1;
 
@@ -191,7 +191,7 @@ int kernel_packet(struct dhcpMessage *payload, uint32_t source_ip, int source_po
         memset(&client, 0, sizeof(client));
         client.sin_family = AF_INET;
         client.sin_port = htons(dest_port);
-        client.sin_addr.s_addr = dest_ip; 
+        client.sin_addr.s_addr = dest_ip;
 
         if (connect(fd, (struct sockaddr *)&client, sizeof(struct sockaddr)) == -1)
                 return -1;
@@ -199,4 +199,4 @@ int kernel_packet(struct dhcpMessage *payload, uint32_t source_ip, int source_po
         result = write(fd, payload, sizeof(struct dhcpMessage));
         close(fd);
         return result;
-}       
+}
diff --git a/networking/udhcp/packet.h b/networking/udhcp/packet.h
index 22c4d09c3..f5859e824 100644
--- a/networking/udhcp/packet.h
+++ b/networking/udhcp/packet.h
@@ -20,7 +20,7 @@ struct dhcpMessage {
         uint8_t sname[64];
         uint8_t file[128];
         uint32_t cookie;
-        uint8_t options[308]; /* 312 - cookie */ 
+        uint8_t options[308]; /* 312 - cookie */
 };
 
 struct udp_dhcp_packet {
diff --git a/networking/udhcp/script.c b/networking/udhcp/script.c
index b7d78624c..cae4db7af 100644
--- a/networking/udhcp/script.c
+++ b/networking/udhcp/script.c
@@ -1,6 +1,6 @@
 /* script.c
  *
- * Functions to call the DHCP client notification scripts 
+ * Functions to call the DHCP client notification scripts
  *
  * Russ Dill <Russ.Dill@asu.edu> July 2001
  *
@@ -157,7 +157,7 @@ static char **fill_envp(struct dhcpMessage *packet)
                 if (!(over & FILE_FIELD) && packet->file[0]) num_options++;
                 if (!(over & SNAME_FIELD) && packet->sname[0]) num_options++;
         }
-        
+
         envp = xcalloc(sizeof(char *), num_options + 5);
         j = 0;
         asprintf(&envp[j++], "interface=%s", client_config.interface);
@@ -220,13 +220,13 @@ void run_script(struct dhcpMessage *packet, const char *name)
                 return;
         } else if (pid == 0) {
                 envp = fill_envp(packet);
-                
+
                 /* close fd's? */
-                
+
                 /* exec script */
                 execle(client_config.script, client_config.script,
                        name, NULL, envp);
                 LOG(LOG_ERR, "script %s failed: %m", client_config.script);
                 exit(1);
-        }                       
+        }
 }
diff --git a/networking/udhcp/serverpacket.c b/networking/udhcp/serverpacket.c
index d39e6ba17..937436a11 100644
--- a/networking/udhcp/serverpacket.c
+++ b/networking/udhcp/serverpacket.c
@@ -45,7 +45,7 @@ static int send_packet_to_client(struct dhcpMessage *payload, int force_broadcas
 {
         uint8_t *chaddr;
         uint32_t ciaddr;
-        
+
         if (force_broadcast) {
                 DEBUG(LOG_INFO, "broadcasting packet to client (NAK)");
                 ciaddr = INADDR_BROADCAST;
@@ -63,7 +63,7 @@ static int send_packet_to_client(struct dhcpMessage *payload, int force_broadcas
                 ciaddr = payload->yiaddr;
                 chaddr = payload->chaddr;
         }
-        return raw_packet(payload, server_config.server, SERVER_PORT, 
+        return raw_packet(payload, server_config.server, SERVER_PORT,
                         ciaddr, CLIENT_PORT, chaddr, server_config.ifindex);
 }
 
@@ -101,7 +101,7 @@ static void add_bootp_options(struct dhcpMessage *packet)
         if (server_config.boot_file)
                 strncpy(packet->file, server_config.boot_file, sizeof(packet->file) - 1);
 }
-        
+
 
 /* send a DHCP OFFER to a DHCP DISCOVER */
 int sendOffer(struct dhcpMessage *oldpacket)
@@ -114,14 +114,14 @@ int sendOffer(struct dhcpMessage *oldpacket)
         struct in_addr addr;
 
         init_packet(&packet, oldpacket, DHCPOFFER);
-        
+
         /* ADDME: if static, short circuit */
         /* the client is in our lease/offered table */
         if ((lease = find_lease_by_chaddr(oldpacket->chaddr))) {
-                if (!lease_expired(lease)) 
+                if (!lease_expired(lease))
                         lease_time_align = lease->expires - time(0);
                 packet.yiaddr = lease->yiaddr;
-                
+
         /* Or the client has a requested ip */
         } else if ((req = get_option(oldpacket, DHCP_REQUESTED_IP)) &&
 
@@ -131,10 +131,10 @@ int sendOffer(struct dhcpMessage *oldpacket)
                    /* and the ip is in the lease range */
                    ntohl(req_align) >= ntohl(server_config.start) &&
                    ntohl(req_align) <= ntohl(server_config.end) &&
-                   
+                
                    /* and its not already taken/offered */ /* ADDME: check that its not a static lease */
                    ((!(lease = find_lease_by_yiaddr(req_align)) ||
-                   
+                
                    /* or its taken, but expired */ /* ADDME: or maybe in here */
                    lease_expired(lease)))) {
                                 packet.yiaddr = req_align; /* FIXME: oh my, is there a host using this IP? */
@@ -142,32 +142,32 @@ int sendOffer(struct dhcpMessage *oldpacket)
         /* otherwise, find a free IP */ /*ADDME: is it a static lease? */
         } else {
                 packet.yiaddr = find_address(0);
-                
+
                 /* try for an expired lease */
                 if (!packet.yiaddr) packet.yiaddr = find_address(1);
         }
-        
+
         if(!packet.yiaddr) {
                 LOG(LOG_WARNING, "no IP addresses to give -- OFFER abandoned");
                 return -1;
         }
-        
+
         if (!add_lease(packet.chaddr, packet.yiaddr, server_config.offer_time)) {
                 LOG(LOG_WARNING, "lease pool is full -- OFFER abandoned");
                 return -1;
-        }               
+        }
 
         if ((lease_time = get_option(oldpacket, DHCP_LEASE_TIME))) {
                 memcpy(&lease_time_align, lease_time, 4);
                 lease_time_align = ntohl(lease_time_align);
-                if (lease_time_align > server_config.lease) 
+                if (lease_time_align > server_config.lease)
                         lease_time_align = server_config.lease;
         }
 
         /* Make sure we aren't just using the lease time from the previous offer */
-        if (lease_time_align < server_config.min_lease) 
+        if (lease_time_align < server_config.min_lease)
                 lease_time_align = server_config.lease;
-        /* ADDME: end of short circuit */               
+        /* ADDME: end of short circuit */
         add_simple_option(packet.options, DHCP_LEASE_TIME, htonl(lease_time_align));
 
         curr = server_config.options;
@@ -178,7 +178,7 @@ int sendOffer(struct dhcpMessage *oldpacket)
         }
 
         add_bootp_options(&packet);
-        
+
         addr.s_addr = packet.yiaddr;
         LOG(LOG_INFO, "sending OFFER of %s", inet_ntoa(addr));
         return send_packet(&packet, 0);
@@ -190,7 +190,7 @@ int sendNAK(struct dhcpMessage *oldpacket)
         struct dhcpMessage packet;
 
         init_packet(&packet, oldpacket, DHCPNAK);
-        
+
         DEBUG(LOG_INFO, "sending NAK");
         return send_packet(&packet, 1);
 }
@@ -206,18 +206,18 @@ int sendACK(struct dhcpMessage *oldpacket, uint32_t yiaddr)
 
         init_packet(&packet, oldpacket, DHCPACK);
         packet.yiaddr = yiaddr;
-        
+
         if ((lease_time = get_option(oldpacket, DHCP_LEASE_TIME))) {
                 memcpy(&lease_time_align, lease_time, 4);
                 lease_time_align = ntohl(lease_time_align);
-                if (lease_time_align > server_config.lease) 
+                if (lease_time_align > server_config.lease)
                         lease_time_align = server_config.lease;
-                else if (lease_time_align < server_config.min_lease) 
+                else if (lease_time_align < server_config.min_lease)
                         lease_time_align = server_config.lease;
         }
-        
+
         add_simple_option(packet.options, DHCP_LEASE_TIME, htonl(lease_time_align));
-        
+
         curr = server_config.options;
         while (curr) {
                 if (curr->data[OPT_CODE] != DHCP_LEASE_TIME)
@@ -230,7 +230,7 @@ int sendACK(struct dhcpMessage *oldpacket, uint32_t yiaddr)
         addr.s_addr = packet.yiaddr;
         LOG(LOG_INFO, "sending ACK to %s", inet_ntoa(addr));
 
-        if (send_packet(&packet, 0) < 0) 
+        if (send_packet(&packet, 0) < 0)
                 return -1;
 
         add_lease(packet.chaddr, packet.yiaddr, lease_time_align);
@@ -245,7 +245,7 @@ int send_inform(struct dhcpMessage *oldpacket)
         struct option_set *curr;
 
         init_packet(&packet, oldpacket, DHCPACK);
-        
+
         curr = server_config.options;
         while (curr) {
                 if (curr->data[OPT_CODE] != DHCP_LEASE_TIME)
diff --git a/networking/udhcp/socket.c b/networking/udhcp/socket.c
index 582f0fce5..7b057523a 100644
--- a/networking/udhcp/socket.c
+++ b/networking/udhcp/socket.c
@@ -55,7 +55,7 @@ int read_interface(char *interface, int *ifindex, uint32_t *addr, uint8_t *arp)
                 ifr.ifr_addr.sa_family = AF_INET;
                 strcpy(ifr.ifr_name, interface);
 
-                if (addr) { 
+                if (addr) {
                         if (ioctl(fd, SIOCGIFADDR, &ifr) == 0) {
                                 our_ip = (struct sockaddr_in *) &ifr.ifr_addr;
                                 *addr = our_ip->sin_addr.s_addr;
@@ -65,7 +65,7 @@ int read_interface(char *interface, int *ifindex, uint32_t *addr, uint8_t *arp)
                                 return -1;
                         }
                 }
-                
+
                 if (ioctl(fd, SIOCGIFINDEX, &ifr) == 0) {
                         DEBUG(LOG_INFO, "adapter index %d", ifr.ifr_ifindex);
                         *ifindex = ifr.ifr_ifindex;
@@ -102,7 +102,7 @@ int listen_socket(uint32_t ip, int port, char *inf)
                 DEBUG(LOG_ERR, "socket call failed: %m");
                 return -1;
         }
-        
+
         memset(&addr, 0, sizeof(addr));
         addr.sin_family = AF_INET;
         addr.sin_port = htons(port);
@@ -127,6 +127,6 @@ int listen_socket(uint32_t ip, int port, char *inf)
                 close(fd);
                 return -1;
         }
-        
+
         return fd;
 }