1 /* SPDX-License-Identifier: GPL-2.0 */ 2 /****************************************************************************** 3 * 4 * Copyright(c) 2007 - 2010 Realtek Corporation. All rights reserved. 5 * 6 * Modifications for inclusion into the Linux staging tree are 7 * Copyright(c) 2010 Larry Finger. All rights reserved. 8 * 9 * Contact information: 10 * WLAN FAE <wlanfae@realtek.com> 11 * Larry Finger <Larry.Finger@lwfinger.net> 12 * 13 ******************************************************************************/ 14 #ifndef __STA_INFO_H_ 15 #define __STA_INFO_H_ 16 17 #include "osdep_service.h" 18 #include "drv_types.h" 19 #include "wifi.h" 20 21 #define NUM_STA 32 22 #define NUM_ACL 64 23 24 /* if mode ==0, then the sta is allowed once the addr is hit. 25 * if mode ==1, then the sta is rejected once the addr is non-hit. 26 */ 27 struct wlan_acl_node { 28 struct list_head list; 29 u8 addr[ETH_ALEN]; 30 u8 mode; 31 }; 32 33 struct wlan_acl_pool { 34 struct wlan_acl_node aclnode[NUM_ACL]; 35 }; 36 37 struct stainfo_stats { 38 uint rx_pkts; 39 uint rx_bytes; 40 u64 tx_pkts; 41 uint tx_bytes; 42 }; 43 44 struct sta_info { 45 spinlock_t lock; 46 struct list_head list; /*free_sta_queue*/ 47 struct list_head hash_list; /*sta_hash*/ 48 struct sta_xmit_priv sta_xmitpriv; 49 struct sta_recv_priv sta_recvpriv; 50 uint state; 51 uint aid; 52 uint mac_id; 53 uint qos_option; 54 u8 hwaddr[ETH_ALEN]; 55 uint ieee8021x_blocked; /*0: allowed, 1:blocked */ 56 uint XPrivacy; /*aes, tkip...*/ 57 union Keytype tkiptxmickey; 58 union Keytype tkiprxmickey; 59 union Keytype x_UncstKey; 60 union pn48 txpn; /* PN48 used for Unicast xmit.*/ 61 union pn48 rxpn; /* PN48 used for Unicast recv.*/ 62 u8 bssrateset[16]; 63 uint bssratelen; 64 s32 rssi; 65 s32 signal_quality; 66 struct stainfo_stats sta_stats; 67 /*for A-MPDU Rx reordering buffer control */ 68 struct recv_reorder_ctrl recvreorder_ctrl[16]; 69 struct ht_priv htpriv; 70 /* Notes: 71 * STA_Mode: 72 * curr_network(mlme_priv/security_priv/qos/ht) 73 * + sta_info: (STA & AP) CAP/INFO 74 * scan_q: AP CAP/INFO 75 * AP_Mode: 76 * curr_network(mlme_priv/security_priv/qos/ht) : AP CAP/INFO 77 * sta_info: (AP & STA) CAP/INFO 78 */ 79 struct list_head asoc_list; 80 struct list_head auth_list; 81 unsigned int expire_to; 82 unsigned int auth_seq; 83 unsigned int authalg; 84 unsigned char chg_txt[128]; 85 unsigned int tx_ra_bitmap; 86 }; 87 88 struct sta_priv { 89 u8 *pallocated_stainfo_buf; 90 u8 *pstainfo_buf; 91 struct __queue free_sta_queue; 92 spinlock_t sta_hash_lock; 93 struct list_head sta_hash[NUM_STA]; 94 int asoc_sta_count; 95 struct __queue sleep_q; 96 struct __queue wakeup_q; 97 struct _adapter *padapter; 98 struct list_head asoc_list; 99 struct list_head auth_list; 100 unsigned int auth_to; /* sec, time to expire in authenticating. */ 101 unsigned int assoc_to; /* sec, time to expire before associating. */ 102 unsigned int expire_to; /* sec , time to expire after associated. */ 103 }; 104 wifi_mac_hash(u8 * mac)105 static inline u32 wifi_mac_hash(u8 *mac) 106 { 107 u32 x; 108 109 x = mac[0]; 110 x = (x << 2) ^ mac[1]; 111 x = (x << 2) ^ mac[2]; 112 x = (x << 2) ^ mac[3]; 113 x = (x << 2) ^ mac[4]; 114 x = (x << 2) ^ mac[5]; 115 x ^= x >> 8; 116 x = x & (NUM_STA - 1); 117 return x; 118 } 119 120 int _r8712_init_sta_priv(struct sta_priv *pstapriv); 121 void _r8712_free_sta_priv(struct sta_priv *pstapriv); 122 struct sta_info *r8712_alloc_stainfo(struct sta_priv *pstapriv, 123 u8 *hwaddr); 124 void r8712_free_stainfo(struct _adapter *padapter, struct sta_info *psta); 125 void r8712_free_all_stainfo(struct _adapter *padapter); 126 struct sta_info *r8712_get_stainfo(struct sta_priv *pstapriv, u8 *hwaddr); 127 void r8712_init_bcmc_stainfo(struct _adapter *padapter); 128 struct sta_info *r8712_get_bcmc_stainfo(struct _adapter *padapter); 129 u8 r8712_access_ctrl(struct wlan_acl_pool *pacl_list, u8 *mac_addr); 130 131 #endif /* _STA_INFO_H_ */ 132 133