[B.A.T.M.A.N.] [PATCH 14/18] batman-adv: Prefix packet defines with BATADV_

From: Sven Eckelmann sven@narfation.org

Reported-by: Martin Hundebøll martin@hundeboll.net Signed-off-by: Sven Eckelmann sven@narfation.org Signed-off-by: Antonio Quartulli ordex@autistici.org --- net/batman-adv/bat_iv_ogm.c | 20 ++++++++++---------- net/batman-adv/hard-interface.c | 3 ++- net/batman-adv/icmp_socket.c | 4 ++-- net/batman-adv/main.c | 4 ++-- net/batman-adv/packet.h | 12 ++++++------ net/batman-adv/routing.c | 4 ++-- net/batman-adv/send.c | 4 ++-- net/batman-adv/soft-interface.c | 12 +++++++----- net/batman-adv/translation-table.c | 8 ++++---- net/batman-adv/unicast.c | 4 ++-- net/batman-adv/vis.c | 2 +- 11 files changed, 40 insertions(+), 37 deletions(-)

diff --git a/net/batman-adv/bat_iv_ogm.c b/net/batman-adv/bat_iv_ogm.c index ffe9d1d..245bb2d 100644 --- a/net/batman-adv/bat_iv_ogm.c +++ b/net/batman-adv/bat_iv_ogm.c @@ -64,7 +64,7 @@ static int batadv_iv_ogm_iface_enable(struct hard_iface *hard_iface) get_random_bytes(&random_seqno, sizeof(random_seqno)); atomic_set(&hard_iface->seqno, random_seqno);

- hard_iface->packet_len = BATMAN_OGM_HLEN; + hard_iface->packet_len = BATADV_OGM_HLEN; hard_iface->packet_buff = kmalloc(hard_iface->packet_len, GFP_ATOMIC);

if (!hard_iface->packet_buff) @@ -72,7 +72,7 @@ static int batadv_iv_ogm_iface_enable(struct hard_iface *hard_iface)

batman_ogm_packet = (struct batman_ogm_packet *)hard_iface->packet_buff; batman_ogm_packet->header.packet_type = BAT_IV_OGM; - batman_ogm_packet->header.version = COMPAT_VERSION; + batman_ogm_packet->header.version = BATADV_COMPAT_VERSION; batman_ogm_packet->header.ttl = 2; batman_ogm_packet->flags = NO_FLAGS; batman_ogm_packet->tq = TQ_MAX_VALUE; @@ -139,7 +139,7 @@ static int batadv_iv_ogm_aggr_packet(int buff_pos, int packet_len, { int next_buff_pos = 0;

- next_buff_pos += buff_pos + BATMAN_OGM_HLEN; + next_buff_pos += buff_pos + BATADV_OGM_HLEN; next_buff_pos += batadv_tt_len(tt_num_changes);

return (next_buff_pos <= packet_len) && @@ -191,7 +191,7 @@ static void batadv_iv_ogm_send_to_if(struct forw_packet *forw_packet, batman_ogm_packet->ttvn, hard_iface->net_dev->name, hard_iface->net_dev->dev_addr);

- buff_pos += BATMAN_OGM_HLEN; + buff_pos += BATADV_OGM_HLEN; buff_pos += batadv_tt_len(batman_ogm_packet->tt_num_changes); packet_num++; batman_ogm_packet = (struct batman_ogm_packet *) @@ -561,7 +561,7 @@ static void batadv_iv_ogm_forward(struct orig_node *orig_node, batman_ogm_packet->flags &= ~DIRECTLINK;

batadv_iv_ogm_queue_add(bat_priv, (unsigned char *)batman_ogm_packet, - BATMAN_OGM_HLEN + batadv_tt_len(tt_num_changes), + BATADV_OGM_HLEN + batadv_tt_len(tt_num_changes), if_incoming, 0, batadv_iv_ogm_fwd_send_time()); }

@@ -579,7 +579,7 @@ static void batadv_iv_ogm_schedule(struct hard_iface *hard_iface) tt_num_changes = batadv_tt_append_diff(bat_priv, &hard_iface->packet_buff, &hard_iface->packet_len, - BATMAN_OGM_HLEN); + BATADV_OGM_HLEN);

batman_ogm_packet = (struct batman_ogm_packet *)hard_iface->packet_buff;

@@ -1025,7 +1025,7 @@ static void batadv_iv_ogm_process(const struct ethhdr *ethhdr, } rcu_read_unlock();

- if (batman_ogm_packet->header.version != COMPAT_VERSION) { + if (batman_ogm_packet->header.version != BATADV_COMPAT_VERSION) { batadv_dbg(DBG_BATMAN, bat_priv, "Drop packet: incompatible batman version (%i)\n", batman_ogm_packet->header.version); @@ -1227,7 +1227,7 @@ static int batadv_iv_ogm_receive(struct sk_buff *skb, unsigned char *tt_buff, *packet_buff; bool ret;

- ret = batadv_check_management_packet(skb, if_incoming, BATMAN_OGM_HLEN); + ret = batadv_check_management_packet(skb, if_incoming, BATADV_OGM_HLEN); if (!ret) return NET_RX_DROP;

@@ -1248,12 +1248,12 @@ static int batadv_iv_ogm_receive(struct sk_buff *skb,

/* unpack the aggregated packets and process them one by one */ do { - tt_buff = packet_buff + buff_pos + BATMAN_OGM_HLEN; + tt_buff = packet_buff + buff_pos + BATADV_OGM_HLEN;

batadv_iv_ogm_process(ethhdr, batman_ogm_packet, tt_buff, if_incoming);

- buff_pos += BATMAN_OGM_HLEN; + buff_pos += BATADV_OGM_HLEN; buff_pos += batadv_tt_len(batman_ogm_packet->tt_num_changes);

batman_ogm_packet = (struct batman_ogm_packet *) diff --git a/net/batman-adv/hard-interface.c b/net/batman-adv/hard-interface.c index c1ba6e2..3401084 100644 --- a/net/batman-adv/hard-interface.c +++ b/net/batman-adv/hard-interface.c @@ -263,6 +263,7 @@ int batadv_hardif_enable_interface(struct hard_iface *hard_iface, { struct bat_priv *bat_priv; struct net_device *soft_iface; + __be16 ethertype = __constant_htons(BATADV_ETH_P_BATMAN); int ret;

if (hard_iface->if_status != IF_NOT_IN_USE) @@ -309,7 +310,7 @@ int batadv_hardif_enable_interface(struct hard_iface *hard_iface, hard_iface->if_status = IF_INACTIVE; batadv_orig_hash_add_if(hard_iface, bat_priv->num_ifaces);

- hard_iface->batman_adv_ptype.type = __constant_htons(ETH_P_BATMAN); + hard_iface->batman_adv_ptype.type = ethertype; hard_iface->batman_adv_ptype.func = batadv_batman_skb_recv; hard_iface->batman_adv_ptype.dev = hard_iface->net_dev; dev_add_pack(&hard_iface->batman_adv_ptype); diff --git a/net/batman-adv/icmp_socket.c b/net/batman-adv/icmp_socket.c index 4f45ca7..f2f578b 100644 --- a/net/batman-adv/icmp_socket.c +++ b/net/batman-adv/icmp_socket.c @@ -203,9 +203,9 @@ static ssize_t batadv_socket_write(struct file *file, const char __user *buff,

icmp_packet->uid = socket_client->index;

- if (icmp_packet->header.version != COMPAT_VERSION) { + if (icmp_packet->header.version != BATADV_COMPAT_VERSION) { icmp_packet->msg_type = PARAMETER_PROBLEM; - icmp_packet->header.version = COMPAT_VERSION; + icmp_packet->header.version = BATADV_COMPAT_VERSION; batadv_socket_add_packet(socket_client, icmp_packet, packet_len); goto free_skb; diff --git a/net/batman-adv/main.c b/net/batman-adv/main.c index 9cf0b38..986be72 100644 --- a/net/batman-adv/main.c +++ b/net/batman-adv/main.c @@ -72,7 +72,7 @@ static int __init batadv_init(void) register_netdevice_notifier(&batadv_hard_if_notifier);

pr_info("B.A.T.M.A.N. advanced %s (compatibility version %i) loaded\n", - SOURCE_VERSION, COMPAT_VERSION); + SOURCE_VERSION, BATADV_COMPAT_VERSION);

return 0; } @@ -238,7 +238,7 @@ int batadv_batman_skb_recv(struct sk_buff *skb, struct net_device *dev,

batman_ogm_packet = (struct batman_ogm_packet *)skb->data;

- if (batman_ogm_packet->header.version != COMPAT_VERSION) { + if (batman_ogm_packet->header.version != BATADV_COMPAT_VERSION) { batadv_dbg(DBG_BATMAN, bat_priv, "Drop packet: incompatible batman version (%i)\n", batman_ogm_packet->header.version); diff --git a/net/batman-adv/packet.h b/net/batman-adv/packet.h index c90219c..e562414 100644 --- a/net/batman-adv/packet.h +++ b/net/batman-adv/packet.h @@ -20,7 +20,7 @@ #ifndef _NET_BATMAN_ADV_PACKET_H_ #define _NET_BATMAN_ADV_PACKET_H_

-#define ETH_P_BATMAN 0x4305 /* unofficial/not registered Ethertype */ +#define BATADV_ETH_P_BATMAN 0x4305 /* unofficial/not registered Ethertype */

enum bat_packettype { BAT_IV_OGM = 0x01, @@ -34,7 +34,7 @@ enum bat_packettype { };

/* this file is included by batctl which needs these defines */ -#define COMPAT_VERSION 14 +#define BATADV_COMPAT_VERSION 14

enum batman_iv_flags { NOT_BEST_NEXT_HOP = 1 << 3, @@ -65,7 +65,7 @@ enum unicast_frag_flags { };

/* TT_QUERY subtypes */ -#define TT_QUERY_TYPE_MASK 0x3 +#define BATADV_TT_QUERY_TYPE_MASK 0x3

enum tt_query_packettype { TT_REQUEST = 0, @@ -126,7 +126,7 @@ struct batman_ogm_packet { __be16 tt_crc; } __packed;

-#define BATMAN_OGM_HLEN sizeof(struct batman_ogm_packet) +#define BATADV_OGM_HLEN sizeof(struct batman_ogm_packet)

struct icmp_packet { struct batman_header header; @@ -138,7 +138,7 @@ struct icmp_packet { uint8_t reserved; } __packed;

-#define BAT_RR_LEN 16 +#define BATADV_RR_LEN 16

/* icmp_packet_rr must start with all fields from imcp_packet * as this is assumed by code that handles ICMP packets @@ -151,7 +151,7 @@ struct icmp_packet_rr { __be16 seqno; uint8_t uid; uint8_t rr_cur; - uint8_t rr[BAT_RR_LEN][ETH_ALEN]; + uint8_t rr[BATADV_RR_LEN][ETH_ALEN]; } __packed;

struct unicast_packet { diff --git a/net/batman-adv/routing.c b/net/batman-adv/routing.c index 864692a..c8fee74 100644 --- a/net/batman-adv/routing.c +++ b/net/batman-adv/routing.c @@ -423,7 +423,7 @@ int batadv_recv_icmp_packet(struct sk_buff *skb, struct hard_iface *recv_if)

/* add record route information if not full */ if ((hdr_size == sizeof(struct icmp_packet_rr)) && - (icmp_packet->rr_cur < BAT_RR_LEN)) { + (icmp_packet->rr_cur < BATADV_RR_LEN)) { memcpy(&(icmp_packet->rr[icmp_packet->rr_cur]), ethhdr->h_dest, ETH_ALEN); icmp_packet->rr_cur++; @@ -603,7 +603,7 @@ int batadv_recv_tt_query(struct sk_buff *skb, struct hard_iface *recv_if)

tt_query = (struct tt_query_packet *)skb->data;

- switch (tt_query->flags & TT_QUERY_TYPE_MASK) { + switch (tt_query->flags & BATADV_TT_QUERY_TYPE_MASK) { case TT_REQUEST: batadv_inc_counter(bat_priv, BAT_CNT_TT_REQUEST_RX);

diff --git a/net/batman-adv/send.c b/net/batman-adv/send.c index 3d725e0..72542cb 100644 --- a/net/batman-adv/send.c +++ b/net/batman-adv/send.c @@ -58,11 +58,11 @@ int batadv_send_skb_packet(struct sk_buff *skb, struct hard_iface *hard_iface, ethhdr = (struct ethhdr *)skb_mac_header(skb); memcpy(ethhdr->h_source, hard_iface->net_dev->dev_addr, ETH_ALEN); memcpy(ethhdr->h_dest, dst_addr, ETH_ALEN); - ethhdr->h_proto = __constant_htons(ETH_P_BATMAN); + ethhdr->h_proto = __constant_htons(BATADV_ETH_P_BATMAN);

skb_set_network_header(skb, ETH_HLEN); skb->priority = TC_PRIO_CONTROL; - skb->protocol = __constant_htons(ETH_P_BATMAN); + skb->protocol = __constant_htons(BATADV_ETH_P_BATMAN);

skb->dev = hard_iface->net_dev;

diff --git a/net/batman-adv/soft-interface.c b/net/batman-adv/soft-interface.c index 2de1d74..e726419 100644 --- a/net/batman-adv/soft-interface.c +++ b/net/batman-adv/soft-interface.c @@ -135,6 +135,7 @@ static int batadv_interface_tx(struct sk_buff *skb, struct hard_iface *primary_if = NULL; struct bcast_packet *bcast_packet; struct vlan_ethhdr *vhdr; + __be16 ethertype = __constant_htons(BATADV_ETH_P_BATMAN); static const uint8_t stp_addr[ETH_ALEN] = {0x01, 0x80, 0xC2, 0x00, 0x00, 0x00}; unsigned int header_len = 0; @@ -152,11 +153,11 @@ static int batadv_interface_tx(struct sk_buff *skb, vhdr = (struct vlan_ethhdr *)skb->data; vid = ntohs(vhdr->h_vlan_TCI) & VLAN_VID_MASK;

- if (ntohs(vhdr->h_vlan_encapsulated_proto) != ETH_P_BATMAN) + if (vhdr->h_vlan_encapsulated_proto != ethertype) break;

/* fall through */ - case ETH_P_BATMAN: + case BATADV_ETH_P_BATMAN: goto dropped; }

@@ -208,7 +209,7 @@ static int batadv_interface_tx(struct sk_buff *skb, goto dropped;

bcast_packet = (struct bcast_packet *)skb->data; - bcast_packet->header.version = COMPAT_VERSION; + bcast_packet->header.version = BATADV_COMPAT_VERSION; bcast_packet->header.ttl = TTL;

/* batman packet type: broadcast */ @@ -266,6 +267,7 @@ void batadv_interface_rx(struct net_device *soft_iface, struct ethhdr *ethhdr; struct vlan_ethhdr *vhdr; short vid __maybe_unused = -1; + __be16 ethertype = __constant_htons(BATADV_ETH_P_BATMAN);

/* check if enough space is available for pulling, and pull */ if (!pskb_may_pull(skb, hdr_size)) @@ -281,11 +283,11 @@ void batadv_interface_rx(struct net_device *soft_iface, vhdr = (struct vlan_ethhdr *)skb->data; vid = ntohs(vhdr->h_vlan_TCI) & VLAN_VID_MASK;

- if (ntohs(vhdr->h_vlan_encapsulated_proto) != ETH_P_BATMAN) + if (vhdr->h_vlan_encapsulated_proto != ethertype) break;

/* fall through */ - case ETH_P_BATMAN: + case BATADV_ETH_P_BATMAN: goto dropped; }

diff --git a/net/batman-adv/translation-table.c b/net/batman-adv/translation-table.c index 3ca2e48..79cd3f7 100644 --- a/net/batman-adv/translation-table.c +++ b/net/batman-adv/translation-table.c @@ -1441,7 +1441,7 @@ static int batadv_send_tt_request(struct bat_priv *bat_priv, sizeof(struct tt_query_packet));

tt_request->header.packet_type = BAT_TT_QUERY; - tt_request->header.version = COMPAT_VERSION; + tt_request->header.version = BATADV_COMPAT_VERSION; memcpy(tt_request->src, primary_if->net_dev->dev_addr, ETH_ALEN); memcpy(tt_request->dst, dst_orig_node->orig, ETH_ALEN); tt_request->header.ttl = TTL; @@ -1575,7 +1575,7 @@ static bool batadv_send_other_tt_response(struct bat_priv *bat_priv, }

tt_response->header.packet_type = BAT_TT_QUERY; - tt_response->header.version = COMPAT_VERSION; + tt_response->header.version = BATADV_COMPAT_VERSION; tt_response->header.ttl = TTL; memcpy(tt_response->src, req_dst_orig_node->orig, ETH_ALEN); memcpy(tt_response->dst, tt_request->src, ETH_ALEN); @@ -1696,7 +1696,7 @@ static bool batadv_send_my_tt_response(struct bat_priv *bat_priv, }

tt_response->header.packet_type = BAT_TT_QUERY; - tt_response->header.version = COMPAT_VERSION; + tt_response->header.version = BATADV_COMPAT_VERSION; tt_response->header.ttl = TTL; memcpy(tt_response->src, primary_if->net_dev->dev_addr, ETH_ALEN); memcpy(tt_response->dst, tt_request->src, ETH_ALEN); @@ -2008,7 +2008,7 @@ static void batadv_send_roam_adv(struct bat_priv *bat_priv, uint8_t *client, sizeof(struct roam_adv_packet));

roam_adv_packet->header.packet_type = BAT_ROAM_ADV; - roam_adv_packet->header.version = COMPAT_VERSION; + roam_adv_packet->header.version = BATADV_COMPAT_VERSION; roam_adv_packet->header.ttl = TTL; primary_if = batadv_primary_if_get_selected(bat_priv); if (!primary_if) diff --git a/net/batman-adv/unicast.c b/net/batman-adv/unicast.c index 472436a..c8da6b0 100644 --- a/net/batman-adv/unicast.c +++ b/net/batman-adv/unicast.c @@ -253,7 +253,7 @@ int batadv_frag_send_skb(struct sk_buff *skb, struct bat_priv *bat_priv, memcpy(frag1, &tmp_uc, sizeof(tmp_uc));

frag1->header.ttl--; - frag1->header.version = COMPAT_VERSION; + frag1->header.version = BATADV_COMPAT_VERSION; frag1->header.packet_type = BAT_UNICAST_FRAG;

memcpy(frag1->orig, primary_if->net_dev->dev_addr, ETH_ALEN); @@ -319,7 +319,7 @@ find_router:

unicast_packet = (struct unicast_packet *)skb->data;

- unicast_packet->header.version = COMPAT_VERSION; + unicast_packet->header.version = BATADV_COMPAT_VERSION; /* batman packet type: unicast */ unicast_packet->header.packet_type = BAT_UNICAST; /* set unicast ttl */ diff --git a/net/batman-adv/vis.c b/net/batman-adv/vis.c index 7dc7506..596eacc 100644 --- a/net/batman-adv/vis.c +++ b/net/batman-adv/vis.c @@ -873,7 +873,7 @@ int batadv_vis_init(struct bat_priv *bat_priv) INIT_LIST_HEAD(&bat_priv->my_vis_info->send_list); kref_init(&bat_priv->my_vis_info->refcount); bat_priv->my_vis_info->bat_priv = bat_priv; - packet->header.version = COMPAT_VERSION; + packet->header.version = BATADV_COMPAT_VERSION; packet->header.packet_type = BAT_VIS; packet->header.ttl = TTL; packet->seqno = 0;