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authorEric Andersen <andersen@codepoet.org>2004-03-15 08:29:22 +0000
committerEric Andersen <andersen@codepoet.org>2004-03-15 08:29:22 +0000
commitc7bda1ce659294d6e22c06e087f6f265983c7578 (patch)
tree4c6d2217f4d8306c59cf1096f8664e1cfd167213 /networking/udhcp
parent8854004b41065b3d081af7f3df13a100b0c8bfbe (diff)
downloadbusybox-c7bda1ce659294d6e22c06e087f6f265983c7578.tar.gz
Remove trailing whitespace. Update copyright to include 2004.
Diffstat (limited to 'networking/udhcp')
-rw-r--r--networking/udhcp/AUTHORS1
-rw-r--r--networking/udhcp/ChangeLog2
-rw-r--r--networking/udhcp/Makefile2
-rw-r--r--networking/udhcp/Makefile.in2
-rw-r--r--networking/udhcp/README16
-rw-r--r--networking/udhcp/README.udhcpc10
-rw-r--r--networking/udhcp/README.udhcpd8
-rw-r--r--networking/udhcp/arpping.c16
-rw-r--r--networking/udhcp/arpping.h2
-rw-r--r--networking/udhcp/clientpacket.c32
-rw-r--r--networking/udhcp/common.c2
-rw-r--r--networking/udhcp/common.h2
-rw-r--r--networking/udhcp/dhcpc.c48
-rw-r--r--networking/udhcp/dhcpd.c34
-rw-r--r--networking/udhcp/dhcpd.h4
-rw-r--r--networking/udhcp/dumpleases.c10
-rw-r--r--networking/udhcp/files.c44
-rw-r--r--networking/udhcp/frontend.c4
-rw-r--r--networking/udhcp/leases.c30
-rw-r--r--networking/udhcp/options.c30
-rw-r--r--networking/udhcp/packet.c18
-rw-r--r--networking/udhcp/packet.h2
-rw-r--r--networking/udhcp/script.c10
-rw-r--r--networking/udhcp/serverpacket.c48
-rw-r--r--networking/udhcp/socket.c8
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;
}