1/****************************************************************************** 2 * 3 * Copyright(c) 2007 - 2010 Realtek Corporation. All rights reserved. 4 * 5 * This program is free software; you can redistribute it and/or modify it 6 * under the terms of version 2 of the GNU General Public License as 7 * published by the Free Software Foundation. 8 * 9 * This program is distributed in the hope that it will be useful, but WITHOUT 10 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or 11 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for 12 * more details. 13 * 14 * You should have received a copy of the GNU General Public License along with 15 * this program; if not, write to the Free Software Foundation, Inc., 16 * 51 Franklin Street, Fifth Floor, Boston, MA 02110, USA 17 * 18 * Modifications for inclusion into the Linux staging tree are 19 * Copyright(c) 2010 Larry Finger. All rights reserved. 20 * 21 * Contact information: 22 * WLAN FAE <wlanfae@realtek.com> 23 * Larry Finger <Larry.Finger@lwfinger.net> 24 * 25 ******************************************************************************/ 26#ifndef __STA_INFO_H_ 27#define __STA_INFO_H_ 28 29#include "osdep_service.h" 30#include "drv_types.h" 31#include "wifi.h" 32 33#define NUM_STA 32 34#define NUM_ACL 64 35 36 37/* if mode ==0, then the sta is allowed once the addr is hit. 38 * if mode ==1, then the sta is rejected once the addr is non-hit. 39 */ 40struct wlan_acl_node { 41 struct list_head list; 42 u8 addr[ETH_ALEN]; 43 u8 mode; 44}; 45 46struct wlan_acl_pool { 47 struct wlan_acl_node aclnode[NUM_ACL]; 48}; 49 50struct stainfo_stats { 51 52 uint rx_pkts; 53 uint rx_bytes; 54 u64 tx_pkts; 55 uint tx_bytes; 56}; 57 58struct sta_info { 59 spinlock_t lock; 60 struct list_head list; /*free_sta_queue*/ 61 struct list_head hash_list; /*sta_hash*/ 62 struct sta_xmit_priv sta_xmitpriv; 63 struct sta_recv_priv sta_recvpriv; 64 uint state; 65 uint aid; 66 uint mac_id; 67 uint qos_option; 68 u8 hwaddr[ETH_ALEN]; 69 uint ieee8021x_blocked; /*0: allowed, 1:blocked */ 70 uint XPrivacy; /*aes, tkip...*/ 71 union Keytype tkiptxmickey; 72 union Keytype tkiprxmickey; 73 union Keytype x_UncstKey; 74 union pn48 txpn; /* PN48 used for Unicast xmit.*/ 75 union pn48 rxpn; /* PN48 used for Unicast recv.*/ 76 u8 bssrateset[16]; 77 uint bssratelen; 78 s32 rssi; 79 s32 signal_quality; 80 struct stainfo_stats sta_stats; 81 /*for A-MPDU Rx reordering buffer control */ 82 struct recv_reorder_ctrl recvreorder_ctrl[16]; 83 struct ht_priv htpriv; 84 /* Notes: 85 * STA_Mode: 86 * curr_network(mlme_priv/security_priv/qos/ht) 87 * + sta_info: (STA & AP) CAP/INFO 88 * scan_q: AP CAP/INFO 89 * AP_Mode: 90 * curr_network(mlme_priv/security_priv/qos/ht) : AP CAP/INFO 91 * sta_info: (AP & STA) CAP/INFO 92 */ 93#ifdef CONFIG_R8712_AP 94 struct list_head asoc_list; 95 struct list_head auth_list; 96 unsigned int expire_to; 97 unsigned int auth_seq; 98 unsigned int authalg; 99 unsigned char chg_txt[128]; 100 unsigned int tx_ra_bitmap; 101#endif 102}; 103 104struct sta_priv { 105 u8 *pallocated_stainfo_buf; 106 u8 *pstainfo_buf; 107 struct __queue free_sta_queue; 108 spinlock_t sta_hash_lock; 109 struct list_head sta_hash[NUM_STA]; 110 int asoc_sta_count; 111 struct __queue sleep_q; 112 struct __queue wakeup_q; 113 struct _adapter *padapter; 114#ifdef CONFIG_R8712_AP 115 struct list_head asoc_list; 116 struct list_head auth_list; 117 unsigned int auth_to; /* sec, time to expire in authenticating. */ 118 unsigned int assoc_to; /* sec, time to expire before associating. */ 119 unsigned int expire_to; /* sec , time to expire after associated. */ 120#endif 121}; 122 123static inline u32 wifi_mac_hash(u8 *mac) 124{ 125 u32 x; 126 127 x = mac[0]; 128 x = (x << 2) ^ mac[1]; 129 x = (x << 2) ^ mac[2]; 130 x = (x << 2) ^ mac[3]; 131 x = (x << 2) ^ mac[4]; 132 x = (x << 2) ^ mac[5]; 133 x ^= x >> 8; 134 x = x & (NUM_STA - 1); 135 return x; 136} 137 138u32 _r8712_init_sta_priv(struct sta_priv *pstapriv); 139u32 _r8712_free_sta_priv(struct sta_priv *pstapriv); 140struct sta_info *r8712_alloc_stainfo(struct sta_priv *pstapriv, 141 u8 *hwaddr); 142void r8712_free_stainfo(struct _adapter *padapter , struct sta_info *psta); 143void r8712_free_all_stainfo(struct _adapter *padapter); 144struct sta_info *r8712_get_stainfo(struct sta_priv *pstapriv, u8 *hwaddr); 145void r8712_init_bcmc_stainfo(struct _adapter *padapter); 146struct sta_info *r8712_get_bcmc_stainfo(struct _adapter *padapter); 147u8 r8712_access_ctrl(struct wlan_acl_pool *pacl_list, u8 * mac_addr); 148 149#endif /* _STA_INFO_H_ */ 150 151