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 25 /* if mode ==0, then the sta is allowed once the addr is hit. 26 * if mode ==1, then the sta is rejected once the addr is non-hit. 27 */ 28 struct wlan_acl_node { 29 struct list_head list; 30 u8 addr[ETH_ALEN]; 31 u8 mode; 32 }; 33 34 struct wlan_acl_pool { 35 struct wlan_acl_node aclnode[NUM_ACL]; 36 }; 37 38 struct stainfo_stats { 39 40 uint rx_pkts; 41 uint rx_bytes; 42 u64 tx_pkts; 43 uint tx_bytes; 44 }; 45 46 struct sta_info { 47 spinlock_t lock; 48 struct list_head list; /*free_sta_queue*/ 49 struct list_head hash_list; /*sta_hash*/ 50 struct sta_xmit_priv sta_xmitpriv; 51 struct sta_recv_priv sta_recvpriv; 52 uint state; 53 uint aid; 54 uint mac_id; 55 uint qos_option; 56 u8 hwaddr[ETH_ALEN]; 57 uint ieee8021x_blocked; /*0: allowed, 1:blocked */ 58 uint XPrivacy; /*aes, tkip...*/ 59 union Keytype tkiptxmickey; 60 union Keytype tkiprxmickey; 61 union Keytype x_UncstKey; 62 union pn48 txpn; /* PN48 used for Unicast xmit.*/ 63 union pn48 rxpn; /* PN48 used for Unicast recv.*/ 64 u8 bssrateset[16]; 65 uint bssratelen; 66 s32 rssi; 67 s32 signal_quality; 68 struct stainfo_stats sta_stats; 69 /*for A-MPDU Rx reordering buffer control */ 70 struct recv_reorder_ctrl recvreorder_ctrl[16]; 71 struct ht_priv htpriv; 72 /* Notes: 73 * STA_Mode: 74 * curr_network(mlme_priv/security_priv/qos/ht) 75 * + sta_info: (STA & AP) CAP/INFO 76 * scan_q: AP CAP/INFO 77 * AP_Mode: 78 * curr_network(mlme_priv/security_priv/qos/ht) : AP CAP/INFO 79 * sta_info: (AP & STA) CAP/INFO 80 */ 81 struct list_head asoc_list; 82 struct list_head auth_list; 83 unsigned int expire_to; 84 unsigned int auth_seq; 85 unsigned int authalg; 86 unsigned char chg_txt[128]; 87 unsigned int tx_ra_bitmap; 88 }; 89 90 struct sta_priv { 91 u8 *pallocated_stainfo_buf; 92 u8 *pstainfo_buf; 93 struct __queue free_sta_queue; 94 spinlock_t sta_hash_lock; 95 struct list_head sta_hash[NUM_STA]; 96 int asoc_sta_count; 97 struct __queue sleep_q; 98 struct __queue wakeup_q; 99 struct _adapter *padapter; 100 struct list_head asoc_list; 101 struct list_head auth_list; 102 unsigned int auth_to; /* sec, time to expire in authenticating. */ 103 unsigned int assoc_to; /* sec, time to expire before associating. */ 104 unsigned int expire_to; /* sec , time to expire after associated. */ 105 }; 106 107 static inline u32 wifi_mac_hash(u8 *mac) 108 { 109 u32 x; 110 111 x = mac[0]; 112 x = (x << 2) ^ mac[1]; 113 x = (x << 2) ^ mac[2]; 114 x = (x << 2) ^ mac[3]; 115 x = (x << 2) ^ mac[4]; 116 x = (x << 2) ^ mac[5]; 117 x ^= x >> 8; 118 x = x & (NUM_STA - 1); 119 return x; 120 } 121 122 u32 _r8712_init_sta_priv(struct sta_priv *pstapriv); 123 u32 _r8712_free_sta_priv(struct sta_priv *pstapriv); 124 struct sta_info *r8712_alloc_stainfo(struct sta_priv *pstapriv, 125 u8 *hwaddr); 126 void r8712_free_stainfo(struct _adapter *padapter, struct sta_info *psta); 127 void r8712_free_all_stainfo(struct _adapter *padapter); 128 struct sta_info *r8712_get_stainfo(struct sta_priv *pstapriv, u8 *hwaddr); 129 void r8712_init_bcmc_stainfo(struct _adapter *padapter); 130 struct sta_info *r8712_get_bcmc_stainfo(struct _adapter *padapter); 131 u8 r8712_access_ctrl(struct wlan_acl_pool *pacl_list, u8 *mac_addr); 132 133 #endif /* _STA_INFO_H_ */ 134 135