424 lines
14 KiB
C
424 lines
14 KiB
C
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/*
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* Linux cfgp2p driver
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*
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* Copyright (C) 1999-2015, Broadcom Corporation
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*
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* Unless you and Broadcom execute a separate written software license
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* agreement governing use of this software, this software is licensed to you
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* under the terms of the GNU General Public License version 2 (the "GPL"),
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* available at http://www.broadcom.com/licenses/GPLv2.php, with the
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* following added to such license:
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*
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* As a special exception, the copyright holders of this software give you
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* permission to link this software with independent modules, and to copy and
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* distribute the resulting executable under terms of your choice, provided that
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* you also meet, for each linked independent module, the terms and conditions of
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* the license of that module. An independent module is a module which is not
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* derived from this software. The special exception does not apply to any
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* modifications of the software.
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*
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* Notwithstanding the above, under no circumstances may you combine this
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* software in any way with any other Broadcom software provided under a license
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* other than the GPL, without Broadcom's express prior written consent.
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*
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* $Id: wl_cfgp2p.h 530336 2015-01-29 22:52:35Z $
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*/
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#ifndef _wl_cfgp2p_h_
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#define _wl_cfgp2p_h_
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#include <proto/802.11.h>
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#include <proto/p2p.h>
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struct bcm_cfg80211;
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extern u32 wl_dbg_level;
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typedef struct wifi_p2p_ie wifi_wfd_ie_t;
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/* Enumeration of the usages of the BSSCFGs used by the P2P Library. Do not
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* confuse this with a bsscfg index. This value is an index into the
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* saved_ie[] array of structures which in turn contains a bsscfg index field.
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*/
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typedef enum {
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P2PAPI_BSSCFG_PRIMARY, /* maps to driver's primary bsscfg */
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P2PAPI_BSSCFG_DEVICE, /* maps to driver's P2P device discovery bsscfg */
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P2PAPI_BSSCFG_CONNECTION, /* maps to driver's P2P connection bsscfg */
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P2PAPI_BSSCFG_MAX
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} p2p_bsscfg_type_t;
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typedef enum {
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P2P_SCAN_PURPOSE_MIN,
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P2P_SCAN_SOCIAL_CHANNEL, /* scan for social channel */
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P2P_SCAN_AFX_PEER_NORMAL, /* scan for action frame search */
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P2P_SCAN_AFX_PEER_REDUCED, /* scan for action frame search with short time */
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P2P_SCAN_DURING_CONNECTED, /* scan during connected status */
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P2P_SCAN_CONNECT_TRY, /* scan for connecting */
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P2P_SCAN_NORMAL, /* scan during not-connected status */
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P2P_SCAN_PURPOSE_MAX
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} p2p_scan_purpose_t;
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/* vendor ies max buffer length for probe response or beacon */
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#define VNDR_IES_MAX_BUF_LEN 1400
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/* normal vendor ies buffer length */
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#define VNDR_IES_BUF_LEN 512
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/* Structure to hold all saved P2P and WPS IEs for a BSSCFG */
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struct p2p_saved_ie {
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u8 p2p_probe_req_ie[VNDR_IES_BUF_LEN];
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u8 p2p_probe_res_ie[VNDR_IES_MAX_BUF_LEN];
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u8 p2p_assoc_req_ie[VNDR_IES_BUF_LEN];
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u8 p2p_assoc_res_ie[VNDR_IES_BUF_LEN];
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u8 p2p_beacon_ie[VNDR_IES_MAX_BUF_LEN];
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u32 p2p_probe_req_ie_len;
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u32 p2p_probe_res_ie_len;
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u32 p2p_assoc_req_ie_len;
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u32 p2p_assoc_res_ie_len;
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u32 p2p_beacon_ie_len;
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};
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struct p2p_bss {
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s32 bssidx;
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struct net_device *dev;
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struct p2p_saved_ie saved_ie;
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void *private_data;
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};
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struct p2p_info {
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bool on; /* p2p on/off switch */
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bool scan;
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int16 search_state;
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bool vif_created;
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s8 vir_ifname[IFNAMSIZ];
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unsigned long status;
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struct ether_addr dev_addr;
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struct ether_addr int_addr;
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struct p2p_bss bss[P2PAPI_BSSCFG_MAX];
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struct timer_list listen_timer;
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wl_p2p_sched_t noa;
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wl_p2p_ops_t ops;
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wlc_ssid_t ssid;
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};
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#define MAX_VNDR_IE_NUMBER 5
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struct parsed_vndr_ie_info {
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char *ie_ptr;
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u32 ie_len; /* total length including id & length field */
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vndr_ie_t vndrie;
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};
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struct parsed_vndr_ies {
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u32 count;
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struct parsed_vndr_ie_info ie_info[MAX_VNDR_IE_NUMBER];
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};
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/* dongle status */
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enum wl_cfgp2p_status {
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WLP2P_STATUS_DISCOVERY_ON = 0,
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WLP2P_STATUS_SEARCH_ENABLED,
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WLP2P_STATUS_IF_ADDING,
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WLP2P_STATUS_IF_DELETING,
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WLP2P_STATUS_IF_CHANGING,
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WLP2P_STATUS_IF_CHANGED,
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WLP2P_STATUS_LISTEN_EXPIRED,
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WLP2P_STATUS_ACTION_TX_COMPLETED,
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WLP2P_STATUS_ACTION_TX_NOACK,
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WLP2P_STATUS_SCANNING,
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WLP2P_STATUS_GO_NEG_PHASE,
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WLP2P_STATUS_DISC_IN_PROGRESS
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};
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#define wl_to_p2p_bss_ndev(cfg, type) ((cfg)->p2p->bss[type].dev)
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#define wl_to_p2p_bss_bssidx(cfg, type) ((cfg)->p2p->bss[type].bssidx)
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#define wl_to_p2p_bss_saved_ie(cfg, type) ((cfg)->p2p->bss[type].saved_ie)
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#define wl_to_p2p_bss_private(cfg, type) ((cfg)->p2p->bss[type].private_data)
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#define wl_to_p2p_bss(cfg, type) ((cfg)->p2p->bss[type])
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#define wl_get_p2p_status(cfg, stat) ((!(cfg)->p2p_supported) ? 0 : \
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test_bit(WLP2P_STATUS_ ## stat, &(cfg)->p2p->status))
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#define wl_set_p2p_status(cfg, stat) ((!(cfg)->p2p_supported) ? 0 : \
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set_bit(WLP2P_STATUS_ ## stat, &(cfg)->p2p->status))
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#define wl_clr_p2p_status(cfg, stat) ((!(cfg)->p2p_supported) ? 0 : \
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clear_bit(WLP2P_STATUS_ ## stat, &(cfg)->p2p->status))
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#define wl_chg_p2p_status(cfg, stat) ((!(cfg)->p2p_supported) ? 0 : \
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change_bit(WLP2P_STATUS_ ## stat, &(cfg)->p2p->status))
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#define p2p_on(cfg) ((cfg)->p2p->on)
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#define p2p_scan(cfg) ((cfg)->p2p->scan)
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#define p2p_is_on(cfg) ((cfg)->p2p && (cfg)->p2p->on)
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/* dword align allocation */
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#define WLC_IOCTL_MAXLEN 8192
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#define CFGP2P_ERROR_TEXT "CFGP2P-ERROR) "
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#define CFGP2P_ERR(args) \
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do { \
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if (wl_dbg_level & WL_DBG_ERR) { \
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printk(KERN_INFO CFGP2P_ERROR_TEXT "%s : ", __func__); \
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printk args; \
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} \
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} while (0)
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#define CFGP2P_INFO(args) \
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do { \
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if (wl_dbg_level & WL_DBG_INFO) { \
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printk(KERN_INFO "CFGP2P-INFO) %s : ", __func__); \
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printk args; \
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} \
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} while (0)
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#define CFGP2P_DBG(args) \
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do { \
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if (wl_dbg_level & WL_DBG_DBG) { \
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printk(KERN_DEBUG "CFGP2P-DEBUG) %s :", __func__); \
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printk args; \
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} \
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} while (0)
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#define CFGP2P_ACTION(args) \
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do { \
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if (wl_dbg_level & WL_DBG_P2P_ACTION) { \
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printk(KERN_DEBUG "CFGP2P-ACTION) %s :", __func__); \
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printk args; \
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} \
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} while (0)
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#define INIT_TIMER(timer, func, duration, extra_delay) \
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do { \
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init_timer(timer); \
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timer->function = func; \
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timer->expires = jiffies + msecs_to_jiffies(duration + extra_delay); \
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timer->data = (unsigned long) cfg; \
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add_timer(timer); \
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} while (0);
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#if (LINUX_VERSION_CODE >= KERNEL_VERSION(3, 8, 0)) && !defined(WL_CFG80211_P2P_DEV_IF)
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#define WL_CFG80211_P2P_DEV_IF
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#ifdef WL_ENABLE_P2P_IF
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#undef WL_ENABLE_P2P_IF
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#endif
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#ifdef WL_SUPPORT_BACKPORTED_KPATCHES
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#undef WL_SUPPORT_BACKPORTED_KPATCHES
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#endif
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#else
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#ifdef WLP2P
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#ifndef WL_ENABLE_P2P_IF
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/* Enable P2P network Interface if P2P support is enabled */
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#define WL_ENABLE_P2P_IF
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#endif /* WL_ENABLE_P2P_IF */
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#endif /* WLP2P */
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#endif /* (LINUX_VERSION >= VERSION(3, 8, 0)) */
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#ifndef WL_CFG80211_P2P_DEV_IF
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#endif /* WL_CFG80211_P2P_DEV_IF */
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#if defined(WL_ENABLE_P2P_IF) && (defined(WL_CFG80211_P2P_DEV_IF) || \
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(LINUX_VERSION_CODE >= KERNEL_VERSION(3, 8, 0)))
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#error Disable 'WL_ENABLE_P2P_IF', if 'WL_CFG80211_P2P_DEV_IF' is enabled \
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or kernel version is 3.8.0 or above
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#endif /* WL_ENABLE_P2P_IF && (WL_CFG80211_P2P_DEV_IF || (LINUX_VERSION >= VERSION(3, 8, 0))) */
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#if !defined(WLP2P) && (defined(WL_ENABLE_P2P_IF) || defined(WL_CFG80211_P2P_DEV_IF))
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#error WLP2P not defined
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#endif /* !WLP2P && (WL_ENABLE_P2P_IF || WL_CFG80211_P2P_DEV_IF) */
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#if defined(WL_CFG80211_P2P_DEV_IF)
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#define bcm_struct_cfgdev struct wireless_dev
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#else
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#define bcm_struct_cfgdev struct net_device
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#endif /* WL_CFG80211_P2P_DEV_IF */
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extern void
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wl_cfgp2p_listen_expired(unsigned long data);
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extern bool
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wl_cfgp2p_is_pub_action(void *frame, u32 frame_len);
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extern bool
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wl_cfgp2p_is_p2p_action(void *frame, u32 frame_len);
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extern bool
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wl_cfgp2p_is_gas_action(void *frame, u32 frame_len);
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extern bool
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wl_cfgp2p_find_gas_subtype(u8 subtype, u8* data, u32 len);
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extern bool
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wl_cfgp2p_is_p2p_gas_action(void *frame, u32 frame_len);
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extern void
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wl_cfgp2p_print_actframe(bool tx, void *frame, u32 frame_len, u32 channel);
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extern s32
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wl_cfgp2p_init_priv(struct bcm_cfg80211 *cfg);
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extern void
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wl_cfgp2p_deinit_priv(struct bcm_cfg80211 *cfg);
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extern s32
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wl_cfgp2p_set_firm_p2p(struct bcm_cfg80211 *cfg);
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extern s32
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wl_cfgp2p_set_p2p_mode(struct bcm_cfg80211 *cfg, u8 mode,
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u32 channel, u16 listen_ms, int bssidx);
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extern s32
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wl_cfgp2p_ifadd(struct bcm_cfg80211 *cfg, struct ether_addr *mac, u8 if_type,
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chanspec_t chspec);
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extern s32
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wl_cfgp2p_ifdisable(struct bcm_cfg80211 *cfg, struct ether_addr *mac);
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extern s32
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wl_cfgp2p_ifdel(struct bcm_cfg80211 *cfg, struct ether_addr *mac);
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extern s32
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wl_cfgp2p_ifchange(struct bcm_cfg80211 *cfg, struct ether_addr *mac, u8 if_type, chanspec_t chspec);
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extern s32
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wl_cfgp2p_ifidx(struct bcm_cfg80211 *cfg, struct ether_addr *mac, s32 *index);
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extern s32
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wl_cfgp2p_init_discovery(struct bcm_cfg80211 *cfg);
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extern s32
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wl_cfgp2p_enable_discovery(struct bcm_cfg80211 *cfg, struct net_device *dev, const u8 *ie,
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u32 ie_len);
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extern s32
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wl_cfgp2p_disable_discovery(struct bcm_cfg80211 *cfg);
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extern s32
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wl_cfgp2p_escan(struct bcm_cfg80211 *cfg, struct net_device *dev, u16 active, u32 num_chans,
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u16 *channels,
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s32 search_state, u16 action, u32 bssidx, struct ether_addr *tx_dst_addr,
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p2p_scan_purpose_t p2p_scan_purpose);
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extern s32
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wl_cfgp2p_act_frm_search(struct bcm_cfg80211 *cfg, struct net_device *ndev,
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s32 bssidx, s32 channel, struct ether_addr *tx_dst_addr);
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extern wpa_ie_fixed_t *
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wl_cfgp2p_find_wpaie(u8 *parse, u32 len);
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extern wpa_ie_fixed_t *
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wl_cfgp2p_find_wpsie(u8 *parse, u32 len);
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extern wifi_p2p_ie_t *
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wl_cfgp2p_find_p2pie(u8 *parse, u32 len);
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extern wifi_wfd_ie_t *
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wl_cfgp2p_find_wfdie(u8 *parse, u32 len);
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extern s32
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wl_cfgp2p_set_management_ie(struct bcm_cfg80211 *cfg, struct net_device *ndev, s32 bssidx,
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s32 pktflag, const u8 *vndr_ie, u32 vndr_ie_len);
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extern s32
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wl_cfgp2p_clear_management_ie(struct bcm_cfg80211 *cfg, s32 bssidx);
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extern s32
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wl_cfgp2p_find_idx(struct bcm_cfg80211 *cfg, struct net_device *ndev, s32 *index);
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extern struct net_device *
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wl_cfgp2p_find_ndev(struct bcm_cfg80211 *cfg, s32 bssidx);
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extern s32
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wl_cfgp2p_find_type(struct bcm_cfg80211 *cfg, s32 bssidx, s32 *type);
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extern s32
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wl_cfgp2p_listen_complete(struct bcm_cfg80211 *cfg, bcm_struct_cfgdev *cfgdev,
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const wl_event_msg_t *e, void *data);
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extern s32
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wl_cfgp2p_discover_listen(struct bcm_cfg80211 *cfg, s32 channel, u32 duration_ms);
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extern s32
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wl_cfgp2p_discover_enable_search(struct bcm_cfg80211 *cfg, u8 enable);
|
||
|
|
|
||
|
|
extern s32
|
||
|
|
wl_cfgp2p_action_tx_complete(struct bcm_cfg80211 *cfg, bcm_struct_cfgdev *cfgdev,
|
||
|
|
const wl_event_msg_t *e, void *data);
|
||
|
|
|
||
|
|
extern s32
|
||
|
|
wl_cfgp2p_tx_action_frame(struct bcm_cfg80211 *cfg, struct net_device *dev,
|
||
|
|
wl_af_params_t *af_params, s32 bssidx);
|
||
|
|
|
||
|
|
extern void
|
||
|
|
wl_cfgp2p_generate_bss_mac(struct ether_addr *primary_addr, struct ether_addr *out_dev_addr,
|
||
|
|
struct ether_addr *out_int_addr);
|
||
|
|
|
||
|
|
extern void
|
||
|
|
wl_cfg80211_change_ifaddr(u8* buf, struct ether_addr *p2p_int_addr, u8 element_id);
|
||
|
|
extern bool
|
||
|
|
wl_cfgp2p_bss_isup(struct net_device *ndev, int bsscfg_idx);
|
||
|
|
|
||
|
|
extern s32
|
||
|
|
wl_cfgp2p_bss(struct bcm_cfg80211 *cfg, struct net_device *ndev, s32 bsscfg_idx, s32 up);
|
||
|
|
|
||
|
|
|
||
|
|
extern s32
|
||
|
|
wl_cfgp2p_supported(struct bcm_cfg80211 *cfg, struct net_device *ndev);
|
||
|
|
|
||
|
|
extern s32
|
||
|
|
wl_cfgp2p_down(struct bcm_cfg80211 *cfg);
|
||
|
|
|
||
|
|
extern s32
|
||
|
|
wl_cfgp2p_set_p2p_noa(struct bcm_cfg80211 *cfg, struct net_device *ndev, char* buf, int len);
|
||
|
|
|
||
|
|
extern s32
|
||
|
|
wl_cfgp2p_get_p2p_noa(struct bcm_cfg80211 *cfg, struct net_device *ndev, char* buf, int len);
|
||
|
|
|
||
|
|
extern s32
|
||
|
|
wl_cfgp2p_set_p2p_ps(struct bcm_cfg80211 *cfg, struct net_device *ndev, char* buf, int len);
|
||
|
|
|
||
|
|
extern u8 *
|
||
|
|
wl_cfgp2p_retreive_p2pattrib(void *buf, u8 element_id);
|
||
|
|
|
||
|
|
extern u8*
|
||
|
|
wl_cfgp2p_find_attrib_in_all_p2p_Ies(u8 *parse, u32 len, u32 attrib);
|
||
|
|
|
||
|
|
extern u8 *
|
||
|
|
wl_cfgp2p_retreive_p2p_dev_addr(wl_bss_info_t *bi, u32 bi_length);
|
||
|
|
|
||
|
|
extern s32
|
||
|
|
wl_cfgp2p_register_ndev(struct bcm_cfg80211 *cfg);
|
||
|
|
|
||
|
|
extern s32
|
||
|
|
wl_cfgp2p_unregister_ndev(struct bcm_cfg80211 *cfg);
|
||
|
|
|
||
|
|
extern bool
|
||
|
|
wl_cfgp2p_is_ifops(const struct net_device_ops *if_ops);
|
||
|
|
|
||
|
|
#if defined(WL_CFG80211_P2P_DEV_IF)
|
||
|
|
extern struct wireless_dev *
|
||
|
|
wl_cfgp2p_add_p2p_disc_if(struct bcm_cfg80211 *cfg);
|
||
|
|
|
||
|
|
extern int
|
||
|
|
wl_cfgp2p_start_p2p_device(struct wiphy *wiphy, struct wireless_dev *wdev);
|
||
|
|
|
||
|
|
extern void
|
||
|
|
wl_cfgp2p_stop_p2p_device(struct wiphy *wiphy, struct wireless_dev *wdev);
|
||
|
|
|
||
|
|
extern int
|
||
|
|
wl_cfgp2p_del_p2p_disc_if(struct wireless_dev *wdev, struct bcm_cfg80211 *cfg);
|
||
|
|
#endif /* WL_CFG80211_P2P_DEV_IF */
|
||
|
|
|
||
|
|
extern void
|
||
|
|
wl_cfgp2p_need_wait_actfrmae(struct bcm_cfg80211 *cfg, void *frame, u32 frame_len, bool tx);
|
||
|
|
|
||
|
|
extern int
|
||
|
|
wl_cfgp2p_is_p2p_specific_scan(struct cfg80211_scan_request *request);
|
||
|
|
|
||
|
|
/* WiFi Direct */
|
||
|
|
#define SOCIAL_CHAN_1 1
|
||
|
|
#define SOCIAL_CHAN_2 6
|
||
|
|
#define SOCIAL_CHAN_3 11
|
||
|
|
#define IS_P2P_SOCIAL_CHANNEL(channel) ((channel == SOCIAL_CHAN_1) || \
|
||
|
|
(channel == SOCIAL_CHAN_2) || \
|
||
|
|
(channel == SOCIAL_CHAN_3))
|
||
|
|
#define SOCIAL_CHAN_CNT 3
|
||
|
|
#define AF_PEER_SEARCH_CNT 2
|
||
|
|
#define WL_P2P_WILDCARD_SSID "DIRECT-"
|
||
|
|
#define WL_P2P_WILDCARD_SSID_LEN 7
|
||
|
|
#define WL_P2P_INTERFACE_PREFIX "p2p"
|
||
|
|
#define WL_P2P_TEMP_CHAN 11
|
||
|
|
#define WL_P2P_TEMP_CHAN_5G 36
|
||
|
|
#define WL_P2P_AF_STATUS_OFFSET 9
|
||
|
|
|
||
|
|
/* If the provision discovery is for JOIN operations,
|
||
|
|
* or the device discoverablity frame is destined to GO
|
||
|
|
* then we need not do an internal scan to find GO.
|
||
|
|
*/
|
||
|
|
#define IS_ACTPUB_WITHOUT_GROUP_ID(p2p_ie, len) \
|
||
|
|
(wl_cfgp2p_retreive_p2pattrib(p2p_ie, P2P_SEID_GROUP_ID) == NULL)
|
||
|
|
|
||
|
|
#define IS_GAS_REQ(frame, len) (wl_cfgp2p_is_gas_action(frame, len) && \
|
||
|
|
((frame->action == P2PSD_ACTION_ID_GAS_IREQ) || \
|
||
|
|
(frame->action == P2PSD_ACTION_ID_GAS_CREQ)))
|
||
|
|
|
||
|
|
#define IS_P2P_PUB_ACT_RSP_SUBTYPE(subtype) ((subtype == P2P_PAF_GON_RSP) || \
|
||
|
|
((subtype == P2P_PAF_GON_CONF) || \
|
||
|
|
(subtype == P2P_PAF_INVITE_RSP) || \
|
||
|
|
(subtype == P2P_PAF_PROVDIS_RSP)))
|
||
|
|
#define IS_P2P_SOCIAL(ch) ((ch == SOCIAL_CHAN_1) || (ch == SOCIAL_CHAN_2) || (ch == SOCIAL_CHAN_3))
|
||
|
|
#define IS_P2P_SSID(ssid, len) (!memcmp(ssid, WL_P2P_WILDCARD_SSID, WL_P2P_WILDCARD_SSID_LEN) && \
|
||
|
|
(len == WL_P2P_WILDCARD_SSID_LEN))
|
||
|
|
#endif /* _wl_cfgp2p_h_ */
|