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authorAndre Kalb2020-05-05 18:24:25 +0200
committerDenys Vlasenko2021-01-01 19:08:28 +0100
commit5f2e00f66d11d99dad16c259aff331908bca4267 (patch)
tree60555f21d8048d401cf4209ade17fd2ac9644f63
parent868f383699ef65c828fbc41e7c7c7368ab56f8a5 (diff)
downloadbusybox-5f2e00f66d11d99dad16c259aff331908bca4267.zip
busybox-5f2e00f66d11d99dad16c259aff331908bca4267.tar.gz
udhcpc: Add support to change default interface name
Signed-off-by: Andre Kalb <Andre.Kalb@sma.de> Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
-rw-r--r--networking/udhcp/Config.src8
-rw-r--r--networking/udhcp/d6_dhcpc.c4
-rw-r--r--networking/udhcp/dhcpc.c4
3 files changed, 12 insertions, 4 deletions
diff --git a/networking/udhcp/Config.src b/networking/udhcp/Config.src
index 7d04bb2..8c8c11c 100644
--- a/networking/udhcp/Config.src
+++ b/networking/udhcp/Config.src
@@ -104,6 +104,14 @@ INSERT
comment "Common options for DHCP applets"
depends on UDHCPD || UDHCPC || UDHCPC6 || DHCPRELAY
+config UDHCPC_DEFAULT_INTERFACE
+ string "Default interface name"
+ default "eth0"
+ depends on UDHCPC || UDHCPC6
+ help
+ The interface that will be used if no other interface is
+ specified on the commandline.
+
config FEATURE_UDHCP_PORT
bool "Enable '-P port' option for udhcpd and udhcpc"
default n
diff --git a/networking/udhcp/d6_dhcpc.c b/networking/udhcp/d6_dhcpc.c
index d4d29dc..fbdaa99 100644
--- a/networking/udhcp/d6_dhcpc.c
+++ b/networking/udhcp/d6_dhcpc.c
@@ -1163,7 +1163,7 @@ static void client_background(void)
//usage: "[-fbnq"IF_UDHCP_VERBOSE("v")"odR] [-i IFACE] [-r IPv6] [-s PROG] [-p PIDFILE]\n"
//usage: " [-x OPT:VAL]... [-O OPT]..." IF_FEATURE_UDHCP_PORT(" [-P PORT]")
//usage:#define udhcpc6_full_usage "\n"
-//usage: "\n -i IFACE Interface to use (default eth0)"
+//usage: "\n -i IFACE Interface to use (default "CONFIG_UDHCPC_DEFAULT_INTERFACE")"
//usage: "\n -p FILE Create pidfile"
//usage: "\n -s PROG Run PROG at DHCP events (default "CONFIG_UDHCPC_DEFAULT_SCRIPT")"
//usage: "\n -B Request broadcast replies"
@@ -1231,7 +1231,7 @@ int udhcpc6_main(int argc UNUSED_PARAM, char **argv)
/* Default options */
IF_FEATURE_UDHCP_PORT(SERVER_PORT6 = 547;)
IF_FEATURE_UDHCP_PORT(CLIENT_PORT6 = 546;)
- client_data.interface = "eth0";
+ client_data.interface = CONFIG_UDHCPC_DEFAULT_INTERFACE;
client_data.script = CONFIG_UDHCPC_DEFAULT_SCRIPT;
client_data.sockfd = -1;
diff --git a/networking/udhcp/dhcpc.c b/networking/udhcp/dhcpc.c
index 98720b4..922c71e 100644
--- a/networking/udhcp/dhcpc.c
+++ b/networking/udhcp/dhcpc.c
@@ -1196,7 +1196,7 @@ static void client_background(void)
//usage: " [-i IFACE]"IF_FEATURE_UDHCP_PORT(" [-P PORT]")" [-s PROG] [-p PIDFILE]\n"
//usage: " [-oC] [-r IP] [-V VENDOR] [-F NAME] [-x OPT:VAL]... [-O OPT]..."
//usage:#define udhcpc_full_usage "\n"
-//usage: "\n -i IFACE Interface to use (default eth0)"
+//usage: "\n -i IFACE Interface to use (default "CONFIG_UDHCPC_DEFAULT_INTERFACE")"
//usage: IF_FEATURE_UDHCP_PORT(
//usage: "\n -P PORT Use PORT (default 68)"
//usage: )
@@ -1265,7 +1265,7 @@ int udhcpc_main(int argc UNUSED_PARAM, char **argv)
/* Default options */
IF_FEATURE_UDHCP_PORT(SERVER_PORT = 67;)
IF_FEATURE_UDHCP_PORT(CLIENT_PORT = 68;)
- client_data.interface = "eth0";
+ client_data.interface = CONFIG_UDHCPC_DEFAULT_INTERFACE;
client_data.script = CONFIG_UDHCPC_DEFAULT_SCRIPT;
client_data.sockfd = -1;
str_V = "udhcp "BB_VER;