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	hostapd: update the snooping patch
Fixes: WIFI-12929 Signed-off-by: John Crispin <john@phrozen.org>
This commit is contained in:
		| @@ -10,7 +10,7 @@ | |||||||
|   |   | ||||||
| --- a/src/ap/x_snoop.c | --- a/src/ap/x_snoop.c | ||||||
| +++ b/src/ap/x_snoop.c | +++ b/src/ap/x_snoop.c | ||||||
| @@ -31,14 +31,16 @@ int x_snoop_init(struct hostapd_data *ha | @@ -31,28 +31,31 @@ int x_snoop_init(struct hostapd_data *ha | ||||||
|  		return -1; |  		return -1; | ||||||
|  	} |  	} | ||||||
|   |   | ||||||
| @@ -29,13 +29,20 @@ | |||||||
|  		wpa_printf(MSG_DEBUG, |  		wpa_printf(MSG_DEBUG, | ||||||
|  			   "x_snoop: Failed to enable proxyarp on the bridge port"); |  			   "x_snoop: Failed to enable proxyarp on the bridge port"); | ||||||
|  		return -1; |  		return -1; | ||||||
| @@ -52,7 +54,8 @@ int x_snoop_init(struct hostapd_data *ha |  	} | ||||||
|  |   | ||||||
|  |  	if (hostapd_drv_br_set_net_param(hapd, DRV_BR_NET_PARAM_GARP_ACCEPT, | ||||||
|  | -					 1)) { | ||||||
|  | +					 conf->snoop_iface[0] ? conf->snoop_iface : NULL, 1)) { | ||||||
|  |  		wpa_printf(MSG_DEBUG, | ||||||
|  |  			   "x_snoop: Failed to enable accepting gratuitous ARP on the bridge"); | ||||||
|  |  		return -1; | ||||||
|  	} |  	} | ||||||
|   |   | ||||||
|  #ifdef CONFIG_IPV6 |  #ifdef CONFIG_IPV6 | ||||||
| -	if (hostapd_drv_br_set_net_param(hapd, DRV_BR_MULTICAST_SNOOPING, 1)) { | -	if (hostapd_drv_br_set_net_param(hapd, DRV_BR_MULTICAST_SNOOPING, 1)) { | ||||||
| +	if (!conf->snoop_iface[0] && | +	if (!conf->snoop_iface[0] && | ||||||
| +	    hostapd_drv_br_set_net_param(hapd, DRV_BR_MULTICAST_SNOOPING, 1)) { | +	    hostapd_drv_br_set_net_param(hapd, DRV_BR_MULTICAST_SNOOPING, NULL, 1)) { | ||||||
|  		wpa_printf(MSG_DEBUG, |  		wpa_printf(MSG_DEBUG, | ||||||
|  			   "x_snoop: Failed to enable multicast snooping on the bridge"); |  			   "x_snoop: Failed to enable multicast snooping on the bridge"); | ||||||
|  		return -1; |  		return -1; | ||||||
| @@ -44,15 +51,27 @@ | |||||||
|  	struct hostapd_bss_config *conf = hapd->conf; |  	struct hostapd_bss_config *conf = hapd->conf; | ||||||
|  	struct l2_packet_data *l2; |  	struct l2_packet_data *l2; | ||||||
| +	const char *ifname = conf->bridge; | +	const char *ifname = conf->bridge; | ||||||
|   | + | ||||||
| -	l2 = l2_packet_init(conf->bridge, NULL, ETH_P_ALL, handler, hapd, 1); |  | ||||||
| +	if (conf->snoop_iface[0]) | +	if (conf->snoop_iface[0]) | ||||||
| +		ifname = conf->snoop_iface; | +		ifname = conf->snoop_iface; | ||||||
| + |   | ||||||
|  | -	l2 = l2_packet_init(conf->bridge, NULL, ETH_P_ALL, handler, hapd, 1); | ||||||
| +	l2 = l2_packet_init(ifname, NULL, ETH_P_ALL, handler, hapd, 1); | +	l2 = l2_packet_init(ifname, NULL, ETH_P_ALL, handler, hapd, 1); | ||||||
|  	if (l2 == NULL) { |  	if (l2 == NULL) { | ||||||
|  		wpa_printf(MSG_DEBUG, |  		wpa_printf(MSG_DEBUG, | ||||||
|  			   "x_snoop: Failed to initialize L2 packet processing %s", |  			   "x_snoop: Failed to initialize L2 packet processing %s", | ||||||
|  | @@ -125,7 +132,10 @@ void x_snoop_mcast_to_ucast_convert_send | ||||||
|  |   | ||||||
|  |  void x_snoop_deinit(struct hostapd_data *hapd) | ||||||
|  |  { | ||||||
|  | -	hostapd_drv_br_set_net_param(hapd, DRV_BR_NET_PARAM_GARP_ACCEPT, 0); | ||||||
|  | +	struct hostapd_bss_config *conf = hapd->conf; | ||||||
|  | + | ||||||
|  | +	hostapd_drv_br_set_net_param(hapd, DRV_BR_NET_PARAM_GARP_ACCEPT, | ||||||
|  | +				     conf->snoop_iface[0] ? conf->snoop_iface : NULL, 0); | ||||||
|  |  	hostapd_drv_br_port_set_attr(hapd, DRV_BR_PORT_ATTR_PROXYARP, 0); | ||||||
|  |  	hostapd_drv_br_port_set_attr(hapd, DRV_BR_PORT_ATTR_HAIRPIN_MODE, 0); | ||||||
|  |  } | ||||||
| --- a/hostapd/config_file.c | --- a/hostapd/config_file.c | ||||||
| +++ b/hostapd/config_file.c | +++ b/hostapd/config_file.c | ||||||
| @@ -2343,6 +2343,8 @@ static int hostapd_config_fill(struct ho | @@ -2343,6 +2343,8 @@ static int hostapd_config_fill(struct ho | ||||||
| @@ -64,3 +83,55 @@ | |||||||
|  	} else if (os_strcmp(buf, "vlan_bridge") == 0) { |  	} else if (os_strcmp(buf, "vlan_bridge") == 0) { | ||||||
|  		os_strlcpy(bss->vlan_bridge, pos, sizeof(bss->vlan_bridge)); |  		os_strlcpy(bss->vlan_bridge, pos, sizeof(bss->vlan_bridge)); | ||||||
|  	} else if (os_strcmp(buf, "wds_bridge") == 0) { |  	} else if (os_strcmp(buf, "wds_bridge") == 0) { | ||||||
|  | --- a/src/ap/ap_drv_ops.h | ||||||
|  | +++ b/src/ap/ap_drv_ops.h | ||||||
|  | @@ -340,12 +340,12 @@ static inline int hostapd_drv_br_port_se | ||||||
|  |   | ||||||
|  |  static inline int hostapd_drv_br_set_net_param(struct hostapd_data *hapd, | ||||||
|  |  					       enum drv_br_net_param param, | ||||||
|  | -					       unsigned int val) | ||||||
|  | +					       const char *ifname, unsigned int val) | ||||||
|  |  { | ||||||
|  |  	if (hapd->driver == NULL || hapd->drv_priv == NULL || | ||||||
|  |  	    hapd->driver->br_set_net_param == NULL) | ||||||
|  |  		return -1; | ||||||
|  | -	return hapd->driver->br_set_net_param(hapd->drv_priv, param, val); | ||||||
|  | +	return hapd->driver->br_set_net_param(hapd->drv_priv, param, ifname, val); | ||||||
|  |  } | ||||||
|  |   | ||||||
|  |  static inline int hostapd_drv_vendor_cmd(struct hostapd_data *hapd, | ||||||
|  | --- a/src/drivers/driver.h | ||||||
|  | +++ b/src/drivers/driver.h | ||||||
|  | @@ -3756,7 +3756,7 @@ struct wpa_driver_ops { | ||||||
|  |  	 * Returns: 0 on success, negative (<0) on failure | ||||||
|  |  	 */ | ||||||
|  |  	int (*br_set_net_param)(void *priv, enum drv_br_net_param param, | ||||||
|  | -				unsigned int val); | ||||||
|  | +				const char *ifname, unsigned int val); | ||||||
|  |   | ||||||
|  |  	/** | ||||||
|  |  	 * get_wowlan - Get wake-on-wireless status | ||||||
|  | --- a/src/drivers/driver_nl80211.c | ||||||
|  | +++ b/src/drivers/driver_nl80211.c | ||||||
|  | @@ -10825,7 +10825,7 @@ static const char * drv_br_net_param_str | ||||||
|  |   | ||||||
|  |   | ||||||
|  |  static int wpa_driver_br_set_net_param(void *priv, enum drv_br_net_param param, | ||||||
|  | -				       unsigned int val) | ||||||
|  | +				       const char *ifname, unsigned int val) | ||||||
|  |  { | ||||||
|  |  	struct i802_bss *bss = priv; | ||||||
|  |  	char path[128]; | ||||||
|  | @@ -10851,8 +10851,11 @@ static int wpa_driver_br_set_net_param(v | ||||||
|  |  			return -EINVAL; | ||||||
|  |  	} | ||||||
|  |   | ||||||
|  | +	if (!ifname) | ||||||
|  | +		ifname = bss->brname; | ||||||
|  | + | ||||||
|  |  	os_snprintf(path, sizeof(path), "/proc/sys/net/ipv%d/conf/%s/%s", | ||||||
|  | -		    ip_version, bss->brname, param_txt); | ||||||
|  | +		    ip_version, ifname, param_txt); | ||||||
|  |   | ||||||
|  |  set_val: | ||||||
|  |  	if (linux_write_system_file(path, val)) | ||||||
|   | |||||||
| @@ -10,7 +10,7 @@ | |||||||
|   |   | ||||||
| --- a/src/ap/x_snoop.c | --- a/src/ap/x_snoop.c | ||||||
| +++ b/src/ap/x_snoop.c | +++ b/src/ap/x_snoop.c | ||||||
| @@ -31,14 +31,16 @@ int x_snoop_init(struct hostapd_data *ha | @@ -31,28 +31,31 @@ int x_snoop_init(struct hostapd_data *ha | ||||||
|  		return -1; |  		return -1; | ||||||
|  	} |  	} | ||||||
|   |   | ||||||
| @@ -29,13 +29,20 @@ | |||||||
|  		wpa_printf(MSG_DEBUG, |  		wpa_printf(MSG_DEBUG, | ||||||
|  			   "x_snoop: Failed to enable proxyarp on the bridge port"); |  			   "x_snoop: Failed to enable proxyarp on the bridge port"); | ||||||
|  		return -1; |  		return -1; | ||||||
| @@ -52,7 +54,8 @@ int x_snoop_init(struct hostapd_data *ha |  	} | ||||||
|  |   | ||||||
|  |  	if (hostapd_drv_br_set_net_param(hapd, DRV_BR_NET_PARAM_GARP_ACCEPT, | ||||||
|  | -					 1)) { | ||||||
|  | +					 conf->snoop_iface[0] ? conf->snoop_iface : NULL, 1)) { | ||||||
|  |  		wpa_printf(MSG_DEBUG, | ||||||
|  |  			   "x_snoop: Failed to enable accepting gratuitous ARP on the bridge"); | ||||||
|  |  		return -1; | ||||||
|  	} |  	} | ||||||
|   |   | ||||||
|  #ifdef CONFIG_IPV6 |  #ifdef CONFIG_IPV6 | ||||||
| -	if (hostapd_drv_br_set_net_param(hapd, DRV_BR_MULTICAST_SNOOPING, 1)) { | -	if (hostapd_drv_br_set_net_param(hapd, DRV_BR_MULTICAST_SNOOPING, 1)) { | ||||||
| +	if (!conf->snoop_iface[0] && | +	if (!conf->snoop_iface[0] && | ||||||
| +	    hostapd_drv_br_set_net_param(hapd, DRV_BR_MULTICAST_SNOOPING, 1)) { | +	    hostapd_drv_br_set_net_param(hapd, DRV_BR_MULTICAST_SNOOPING, NULL, 1)) { | ||||||
|  		wpa_printf(MSG_DEBUG, |  		wpa_printf(MSG_DEBUG, | ||||||
|  			   "x_snoop: Failed to enable multicast snooping on the bridge"); |  			   "x_snoop: Failed to enable multicast snooping on the bridge"); | ||||||
|  		return -1; |  		return -1; | ||||||
| @@ -44,15 +51,27 @@ | |||||||
|  	struct hostapd_bss_config *conf = hapd->conf; |  	struct hostapd_bss_config *conf = hapd->conf; | ||||||
|  	struct l2_packet_data *l2; |  	struct l2_packet_data *l2; | ||||||
| +	const char *ifname = conf->bridge; | +	const char *ifname = conf->bridge; | ||||||
|   | + | ||||||
| -	l2 = l2_packet_init(conf->bridge, NULL, ETH_P_ALL, handler, hapd, 1); |  | ||||||
| +	if (conf->snoop_iface[0]) | +	if (conf->snoop_iface[0]) | ||||||
| +		ifname = conf->snoop_iface; | +		ifname = conf->snoop_iface; | ||||||
| + |   | ||||||
|  | -	l2 = l2_packet_init(conf->bridge, NULL, ETH_P_ALL, handler, hapd, 1); | ||||||
| +	l2 = l2_packet_init(ifname, NULL, ETH_P_ALL, handler, hapd, 1); | +	l2 = l2_packet_init(ifname, NULL, ETH_P_ALL, handler, hapd, 1); | ||||||
|  	if (l2 == NULL) { |  	if (l2 == NULL) { | ||||||
|  		wpa_printf(MSG_DEBUG, |  		wpa_printf(MSG_DEBUG, | ||||||
|  			   "x_snoop: Failed to initialize L2 packet processing %s", |  			   "x_snoop: Failed to initialize L2 packet processing %s", | ||||||
|  | @@ -125,7 +132,10 @@ void x_snoop_mcast_to_ucast_convert_send | ||||||
|  |   | ||||||
|  |  void x_snoop_deinit(struct hostapd_data *hapd) | ||||||
|  |  { | ||||||
|  | -	hostapd_drv_br_set_net_param(hapd, DRV_BR_NET_PARAM_GARP_ACCEPT, 0); | ||||||
|  | +	struct hostapd_bss_config *conf = hapd->conf; | ||||||
|  | + | ||||||
|  | +	hostapd_drv_br_set_net_param(hapd, DRV_BR_NET_PARAM_GARP_ACCEPT, | ||||||
|  | +				     conf->snoop_iface[0] ? conf->snoop_iface : NULL, 0); | ||||||
|  |  	hostapd_drv_br_port_set_attr(hapd, DRV_BR_PORT_ATTR_PROXYARP, 0); | ||||||
|  |  	hostapd_drv_br_port_set_attr(hapd, DRV_BR_PORT_ATTR_HAIRPIN_MODE, 0); | ||||||
|  |  } | ||||||
| --- a/hostapd/config_file.c | --- a/hostapd/config_file.c | ||||||
| +++ b/hostapd/config_file.c | +++ b/hostapd/config_file.c | ||||||
| @@ -2343,6 +2343,8 @@ static int hostapd_config_fill(struct ho | @@ -2343,6 +2343,8 @@ static int hostapd_config_fill(struct ho | ||||||
| @@ -64,3 +83,55 @@ | |||||||
|  	} else if (os_strcmp(buf, "vlan_bridge") == 0) { |  	} else if (os_strcmp(buf, "vlan_bridge") == 0) { | ||||||
|  		os_strlcpy(bss->vlan_bridge, pos, sizeof(bss->vlan_bridge)); |  		os_strlcpy(bss->vlan_bridge, pos, sizeof(bss->vlan_bridge)); | ||||||
|  	} else if (os_strcmp(buf, "wds_bridge") == 0) { |  	} else if (os_strcmp(buf, "wds_bridge") == 0) { | ||||||
|  | --- a/src/ap/ap_drv_ops.h | ||||||
|  | +++ b/src/ap/ap_drv_ops.h | ||||||
|  | @@ -340,12 +340,12 @@ static inline int hostapd_drv_br_port_se | ||||||
|  |   | ||||||
|  |  static inline int hostapd_drv_br_set_net_param(struct hostapd_data *hapd, | ||||||
|  |  					       enum drv_br_net_param param, | ||||||
|  | -					       unsigned int val) | ||||||
|  | +					       const char *ifname, unsigned int val) | ||||||
|  |  { | ||||||
|  |  	if (hapd->driver == NULL || hapd->drv_priv == NULL || | ||||||
|  |  	    hapd->driver->br_set_net_param == NULL) | ||||||
|  |  		return -1; | ||||||
|  | -	return hapd->driver->br_set_net_param(hapd->drv_priv, param, val); | ||||||
|  | +	return hapd->driver->br_set_net_param(hapd->drv_priv, param, ifname, val); | ||||||
|  |  } | ||||||
|  |   | ||||||
|  |  static inline int hostapd_drv_vendor_cmd(struct hostapd_data *hapd, | ||||||
|  | --- a/src/drivers/driver.h | ||||||
|  | +++ b/src/drivers/driver.h | ||||||
|  | @@ -3756,7 +3756,7 @@ struct wpa_driver_ops { | ||||||
|  |  	 * Returns: 0 on success, negative (<0) on failure | ||||||
|  |  	 */ | ||||||
|  |  	int (*br_set_net_param)(void *priv, enum drv_br_net_param param, | ||||||
|  | -				unsigned int val); | ||||||
|  | +				const char *ifname, unsigned int val); | ||||||
|  |   | ||||||
|  |  	/** | ||||||
|  |  	 * get_wowlan - Get wake-on-wireless status | ||||||
|  | --- a/src/drivers/driver_nl80211.c | ||||||
|  | +++ b/src/drivers/driver_nl80211.c | ||||||
|  | @@ -10825,7 +10825,7 @@ static const char * drv_br_net_param_str | ||||||
|  |   | ||||||
|  |   | ||||||
|  |  static int wpa_driver_br_set_net_param(void *priv, enum drv_br_net_param param, | ||||||
|  | -				       unsigned int val) | ||||||
|  | +				       const char *ifname, unsigned int val) | ||||||
|  |  { | ||||||
|  |  	struct i802_bss *bss = priv; | ||||||
|  |  	char path[128]; | ||||||
|  | @@ -10851,8 +10851,11 @@ static int wpa_driver_br_set_net_param(v | ||||||
|  |  			return -EINVAL; | ||||||
|  |  	} | ||||||
|  |   | ||||||
|  | +	if (!ifname) | ||||||
|  | +		ifname = bss->brname; | ||||||
|  | + | ||||||
|  |  	os_snprintf(path, sizeof(path), "/proc/sys/net/ipv%d/conf/%s/%s", | ||||||
|  | -		    ip_version, bss->brname, param_txt); | ||||||
|  | +		    ip_version, ifname, param_txt); | ||||||
|  |   | ||||||
|  |  set_val: | ||||||
|  |  	if (linux_write_system_file(path, val)) | ||||||
|   | |||||||
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