From e175ff252f9abb7267000571207c9d612728e1b9 Mon Sep 17 00:00:00 2001
From: Denis Vlasenko <vda.linux@googlemail.com>
Date: Tue, 26 Sep 2006 17:41:00 +0000
Subject: several fixes from openWRT project

---
 networking/udhcp/dhcpc.c   | 14 ++++++++++++--
 networking/udhcp/dhcpc.h   |  1 +
 networking/udhcp/options.c |  3 +++
 networking/udhcp/options.h |  2 +-
 4 files changed, 17 insertions(+), 3 deletions(-)

(limited to 'networking')

diff --git a/networking/udhcp/dhcpc.c b/networking/udhcp/dhcpc.c
index ff4d5018c..499183f18 100644
--- a/networking/udhcp/dhcpc.c
+++ b/networking/udhcp/dhcpc.c
@@ -53,6 +53,7 @@ struct client_config_t client_config = {
 	.abort_if_no_lease = 0,
 	.foreground = 0,
 	.quit_after_lease = 0,
+	.release_on_quit = 0,
 	.background_if_no_lease = 0,
 	.interface = "eth0",
 	.pidfile = NULL,
@@ -169,6 +170,7 @@ int udhcpc_main(int argc, char *argv[])
 		{"now",		no_argument,		0, 'n'},
 		{"pidfile",	required_argument,	0, 'p'},
 		{"quit",	no_argument,		0, 'q'},
+		{"release",	no_argument,		0, 'R'},
 		{"request",	required_argument,	0, 'r'},
 		{"script",	required_argument,	0, 's'},
 		{"timeout",	required_argument,	0, 'T'},
@@ -180,7 +182,7 @@ int udhcpc_main(int argc, char *argv[])
 	/* get options */
 	while (1) {
 		int option_index = 0;
-		c = getopt_long(argc, argv, "c:CV:fbH:h:F:i:np:qr:s:T:t:v", arg_options, &option_index);
+		c = getopt_long(argc, argv, "c:CV:fbH:h:F:i:np:qRr:s:T:t:v", arg_options, &option_index);
 		if (c == -1) break;
 
 		switch (c) {
@@ -250,6 +252,9 @@ int udhcpc_main(int argc, char *argv[])
 		case 'q':
 			client_config.quit_after_lease = 1;
 			break;
+		case 'R':
+			client_config.release_on_quit = 1;
+			break;
 		case 'r':
 			requested_ip = inet_addr(optarg);
 			break;
@@ -495,8 +500,11 @@ int udhcpc_main(int argc, char *argv[])
 
 					state = BOUND;
 					change_mode(LISTEN_NONE);
-					if (client_config.quit_after_lease)
+					if (client_config.quit_after_lease) {
+						if (client_config.release_on_quit)
+							perform_release();
 						return 0;
+					}
 					if (!client_config.foreground)
 						client_background();
 
@@ -526,6 +534,8 @@ int udhcpc_main(int argc, char *argv[])
 				break;
 			case SIGTERM:
 				bb_info_msg("Received SIGTERM");
+				if (client_config.release_on_quit)
+					perform_release();
 				return 0;
 			}
 		} else if (retval == -1 && errno == EINTR) {
diff --git a/networking/udhcp/dhcpc.h b/networking/udhcp/dhcpc.h
index 3dff11ab0..6cf59a950 100644
--- a/networking/udhcp/dhcpc.h
+++ b/networking/udhcp/dhcpc.h
@@ -19,6 +19,7 @@
 struct client_config_t {
 	char foreground;		/* Do not fork */
 	char quit_after_lease;		/* Quit after obtaining lease */
+	char release_on_quit;		/* perform release on quit */
 	char abort_if_no_lease;		/* Abort if no lease */
 	char background_if_no_lease;	/* Fork to background if no lease */
 	char *interface;		/* The name of the interface to use */
diff --git a/networking/udhcp/options.c b/networking/udhcp/options.c
index 652647229..ded0f7b9b 100644
--- a/networking/udhcp/options.c
+++ b/networking/udhcp/options.c
@@ -42,8 +42,11 @@ struct dhcp_option dhcp_options[] = {
 	{"dhcptype",	OPTION_U8,				0x35},
 	{"serverid",	OPTION_IP,				0x36},
 	{"message",	OPTION_STRING,				0x38},
+	{"vendorclass", OPTION_STRING,                          0x3C},
+	{"clientid",    OPTION_STRING,                          0x3D},
 	{"tftp",	OPTION_STRING,				0x42},
 	{"bootfile",	OPTION_STRING,				0x43},
+	{"userclass",   OPTION_STRING,                          0x4D},
 	{"",		0x00,				0x00}
 };
 
diff --git a/networking/udhcp/options.h b/networking/udhcp/options.h
index b0a649fef..3c1f5b921 100644
--- a/networking/udhcp/options.h
+++ b/networking/udhcp/options.h
@@ -23,7 +23,7 @@ enum {
 #define OPTION_LIST	0x20 /* There can be a list of 1 or more of these */
 
 struct dhcp_option {
-	char name[10];
+	char name[12];
 	char flags;
 	uint8_t code;
 };
-- 
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