From 7fd46d466f1830a76679c94b6c1d0eab02f67e8d Mon Sep 17 00:00:00 2001
From: Jouni Malinen <j@w1.fi>
Date: Mon, 12 Jan 2009 21:44:57 +0200
Subject: [PATCH] Added build option for disabling control interface
 (CONFIG_NO_CTRL_IFACE)

---
 hostapd/Makefile     |  8 +++++++-
 hostapd/config.c     |  2 ++
 hostapd/ctrl_iface.h | 16 ++++++++++++++++
 3 files changed, 25 insertions(+), 1 deletion(-)

diff --git a/hostapd/Makefile b/hostapd/Makefile
index 74633166d..efde3ed45 100644
--- a/hostapd/Makefile
+++ b/hostapd/Makefile
@@ -40,7 +40,7 @@ endif
 
 OBJS =	hostapd.o ieee802_1x.o eapol_sm.o \
 	config.o ieee802_11_auth.o \
-	sta_info.o wpa.o ctrl_iface.o \
+	sta_info.o wpa.o \
 	drivers.o preauth.o pmksa_cache.o \
 	hw_features.o \
 	drv_callbacks.o \
@@ -77,6 +77,12 @@ else
 OBJS += vlan_init.o
 endif
 
+ifdef CONFIG_NO_CTRL_IFACE
+CFLAGS += -DCONFIG_NO_CTRL_IFACE
+else
+OBJS += ctrl_iface.o
+endif
+
 OBJS += ../src/crypto/md5.o
 OBJS += ../src/crypto/rc4.o
 OBJS += ../src/crypto/md4.o
diff --git a/hostapd/config.c b/hostapd/config.c
index 3d520f530..5a5751a71 100644
--- a/hostapd/config.c
+++ b/hostapd/config.c
@@ -1902,6 +1902,7 @@ struct hostapd_config * hostapd_config_read(const char *fname)
 		} else if (os_strcmp(buf, "pmk_r1_push") == 0) {
 			bss->pmk_r1_push = atoi(pos);
 #endif /* CONFIG_IEEE80211R */
+#ifndef CONFIG_NO_CTRL_IFACE
 		} else if (os_strcmp(buf, "ctrl_interface") == 0) {
 			os_free(bss->ctrl_interface);
 			bss->ctrl_interface = os_strdup(pos);
@@ -1933,6 +1934,7 @@ struct hostapd_config * hostapd_config_read(const char *fname)
 			wpa_printf(MSG_DEBUG, "ctrl_interface_group=%d",
 				   bss->ctrl_interface_gid);
 #endif /* CONFIG_NATIVE_WINDOWS */
+#endif /* CONFIG_NO_CTRL_IFACE */
 #ifdef RADIUS_SERVER
 		} else if (os_strcmp(buf, "radius_server_clients") == 0) {
 			os_free(bss->radius_server_clients);
diff --git a/hostapd/ctrl_iface.h b/hostapd/ctrl_iface.h
index 2ac2f3b29..4d9d663b8 100644
--- a/hostapd/ctrl_iface.h
+++ b/hostapd/ctrl_iface.h
@@ -15,9 +15,25 @@
 #ifndef CTRL_IFACE_H
 #define CTRL_IFACE_H
 
+#ifndef CONFIG_NO_CTRL_IFACE
 int hostapd_ctrl_iface_init(struct hostapd_data *hapd);
 void hostapd_ctrl_iface_deinit(struct hostapd_data *hapd);
 void hostapd_ctrl_iface_send(struct hostapd_data *hapd, int level,
 			     char *buf, size_t len);
+#else /* CONFIG_NO_CTRL_IFACE */
+static inline int hostapd_ctrl_iface_init(struct hostapd_data *hapd)
+{
+	return 0;
+}
+
+static inline void hostapd_ctrl_iface_deinit(struct hostapd_data *hapd)
+{
+}
+
+static inline void hostapd_ctrl_iface_send(struct hostapd_data *hapd,
+					   int level, char *buf, size_t len)
+{
+}
+#endif /* CONFIG_NO_CTRL_IFACE */
 
 #endif /* CTRL_IFACE_H */