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