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/*
* Linux cfgp2p driver
*
* Copyright (C) 1999-2012, Broadcom Corporation
*
* Unless you and Broadcom execute a separate written software license
* agreement governing use of this software, this software is licensed to you
* under the terms of the GNU General Public License version 2 (the "GPL"),
* available at http://www.broadcom.com/licenses/GPLv2.php, with the
* following added to such license:
*
* As a special exception, the copyright holders of this software give you
* permission to link this software with independent modules, and to copy and
* distribute the resulting executable under terms of your choice, provided that
* you also meet, for each linked independent module, the terms and conditions of
* the license of that module. An independent module is a module which is not
* derived from this software. The special exception does not apply to any
* modifications of the software.
*
* Notwithstanding the above, under no circumstances may you combine this
* software in any way with any other Broadcom software provided under a license
* other than the GPL, without Broadcom's express prior written consent.
*
* $Id: wl_cfgp2p.h 368091 2012-11-12 04:28:31Z $
*/
#ifndef _wl_cfgp2p_h_
#define _wl_cfgp2p_h_
#include <proto/802.11.h>
#include <proto/p2p.h>
struct wl_priv;
extern u32 wl_dbg_level;
typedef struct wifi_p2p_ie wifi_wfd_ie_t;
/* Enumeration of the usages of the BSSCFGs used by the P2P Library. Do not
* confuse this with a bsscfg index. This value is an index into the
* saved_ie[] array of structures which in turn contains a bsscfg index field.
*/
typedef enum {
P2PAPI_BSSCFG_PRIMARY, /* maps to driver's primary bsscfg */
P2PAPI_BSSCFG_DEVICE, /* maps to driver's P2P device discovery bsscfg */
P2PAPI_BSSCFG_CONNECTION, /* maps to driver's P2P connection bsscfg */
P2PAPI_BSSCFG_MAX
} p2p_bsscfg_type_t;
/* vendor ies max buffer length for probe response or beacon */
#define VNDR_IES_MAX_BUF_LEN 1400
/* normal vendor ies buffer length */
#define VNDR_IES_BUF_LEN 512
/* Structure to hold all saved P2P and WPS IEs for a BSSCFG */
struct p2p_saved_ie {
u8 p2p_probe_req_ie[VNDR_IES_BUF_LEN];
u8 p2p_probe_res_ie[VNDR_IES_MAX_BUF_LEN];
u8 p2p_assoc_req_ie[VNDR_IES_BUF_LEN];
u8 p2p_assoc_res_ie[VNDR_IES_BUF_LEN];
u8 p2p_beacon_ie[VNDR_IES_MAX_BUF_LEN];
u32 p2p_probe_req_ie_len;
u32 p2p_probe_res_ie_len;
u32 p2p_assoc_req_ie_len;
u32 p2p_assoc_res_ie_len;
u32 p2p_beacon_ie_len;
};
struct p2p_bss {
u32 bssidx;
struct net_device *dev;
struct p2p_saved_ie saved_ie;
void *private_data;
};
struct p2p_info {
bool on; /* p2p on/off switch */
bool scan;
bool vif_created;
s8 vir_ifname[IFNAMSIZ];
unsigned long status;
struct ether_addr dev_addr;
struct ether_addr int_addr;
struct p2p_bss bss_idx[P2PAPI_BSSCFG_MAX];
struct timer_list listen_timer;
wl_p2p_sched_t noa;
wl_p2p_ops_t ops;
wlc_ssid_t ssid;
};
#define MAX_VNDR_IE_NUMBER 5
struct parsed_vndr_ie_info {
char *ie_ptr;
u32 ie_len; /* total length including id & length field */
vndr_ie_t vndrie;
};
struct parsed_vndr_ies {
u32 count;
struct parsed_vndr_ie_info ie_info[MAX_VNDR_IE_NUMBER];
};
/* dongle status */
enum wl_cfgp2p_status {
WLP2P_STATUS_DISCOVERY_ON = 0,
WLP2P_STATUS_SEARCH_ENABLED,
WLP2P_STATUS_IF_ADD,
WLP2P_STATUS_IF_DEL,
WLP2P_STATUS_IF_DELETING,
WLP2P_STATUS_IF_CHANGING,
WLP2P_STATUS_IF_CHANGED,
WLP2P_STATUS_LISTEN_EXPIRED,
WLP2P_STATUS_ACTION_TX_COMPLETED,
WLP2P_STATUS_ACTION_TX_NOACK,
WLP2P_STATUS_SCANNING,
WLP2P_STATUS_GO_NEG_PHASE,
WLP2P_STATUS_DISC_IN_PROGRESS
};
#define wl_to_p2p_bss_ndev(wl, type) ((wl)->p2p->bss_idx[type].dev)
#define wl_to_p2p_bss_bssidx(wl, type) ((wl)->p2p->bss_idx[type].bssidx)
#define wl_to_p2p_bss_saved_ie(wl, type) ((wl)->p2p->bss_idx[type].saved_ie)
#define wl_to_p2p_bss_private(wl, type) ((wl)->p2p->bss_idx[type].private_data)
#define wl_to_p2p_bss(wl, type) ((wl)->p2p->bss_idx[type])
#define wl_get_p2p_status(wl, stat) ((!(wl)->p2p_supported) ? 0 : test_bit(WLP2P_STATUS_ ## stat, \
&(wl)->p2p->status))
#define wl_set_p2p_status(wl, stat) ((!(wl)->p2p_supported) ? 0 : set_bit(WLP2P_STATUS_ ## stat, \
&(wl)->p2p->status))
#define wl_clr_p2p_status(wl, stat) ((!(wl)->p2p_supported) ? 0 : clear_bit(WLP2P_STATUS_ ## stat, \
&(wl)->p2p->status))
#define wl_chg_p2p_status(wl, stat) ((!(wl)->p2p_supported) ? 0:change_bit(WLP2P_STATUS_ ## stat, \
&(wl)->p2p->status))
#define p2p_on(wl) ((wl)->p2p->on)
#define p2p_scan(wl) ((wl)->p2p->scan)
#define p2p_is_on(wl) ((wl)->p2p && (wl)->p2p->on)
/* dword align allocation */
#define WLC_IOCTL_MAXLEN 8192
#define CFGP2P_ERROR_TEXT "CFGP2P-ERROR) "
#define CFGP2P_ERR(args) \
do { \
if (wl_dbg_level & WL_DBG_ERR) { \
printk(KERN_INFO CFGP2P_ERROR_TEXT "%s : ", __func__); \
printk args; \
} \
} while (0)
#define CFGP2P_INFO(args) \
do { \
if (wl_dbg_level & WL_DBG_INFO) { \
printk(KERN_INFO "CFGP2P-INFO) %s : ", __func__); \
printk args; \
} \
} while (0)
#define CFGP2P_DBG(args) \
do { \
if (wl_dbg_level & WL_DBG_DBG) { \
printk(KERN_INFO "CFGP2P-DEBUG) %s :", __func__); \
printk args; \
} \
} while (0)
#define CFGP2P_ACTION(args) \
do { \
if (wl_dbg_level & WL_DBG_P2P_ACTION) { \
printk(KERN_INFO "CFGP2P-ACTION) %s :", __func__); \
printk args; \
} \
} while (0)
#define INIT_TIMER(timer, func, duration, extra_delay) \
do { \
init_timer(timer); \
timer->function = func; \
timer->expires = jiffies + msecs_to_jiffies(duration + extra_delay); \
timer->data = (unsigned long) wl; \
add_timer(timer); \
} while (0);
extern void
wl_cfgp2p_listen_expired(unsigned long data);
extern bool
wl_cfgp2p_is_pub_action(void *frame, u32 frame_len);
extern bool
wl_cfgp2p_is_p2p_action(void *frame, u32 frame_len);
extern bool
wl_cfgp2p_is_gas_action(void *frame, u32 frame_len);
extern void
wl_cfgp2p_print_actframe(bool tx, void *frame, u32 frame_len);
extern s32
wl_cfgp2p_init_priv(struct wl_priv *wl);
extern void
wl_cfgp2p_deinit_priv(struct wl_priv *wl);
extern s32
wl_cfgp2p_set_firm_p2p(struct wl_priv *wl);
extern s32
wl_cfgp2p_set_p2p_mode(struct wl_priv *wl, u8 mode,
u32 channel, u16 listen_ms, int bssidx);
extern s32
wl_cfgp2p_ifadd(struct wl_priv *wl, struct ether_addr *mac, u8 if_type,
chanspec_t chspec);
extern s32
wl_cfgp2p_ifdisable(struct wl_priv *wl, struct ether_addr *mac);
extern s32
wl_cfgp2p_ifdel(struct wl_priv *wl, struct ether_addr *mac);
extern s32
wl_cfgp2p_ifchange(struct wl_priv *wl, struct ether_addr *mac, u8 if_type, chanspec_t chspec);
extern s32
wl_cfgp2p_ifidx(struct wl_priv *wl, struct ether_addr *mac, s32 *index);
extern s32
wl_cfgp2p_init_discovery(struct wl_priv *wl);
extern s32
wl_cfgp2p_enable_discovery(struct wl_priv *wl, struct net_device *dev, const u8 *ie, u32 ie_len);
extern s32
wl_cfgp2p_disable_discovery(struct wl_priv *wl);
extern s32
wl_cfgp2p_escan(struct wl_priv *wl, struct net_device *dev, u16 active, u32 num_chans,
u16 *channels,
s32 search_state, u16 action, u32 bssidx);
extern s32
wl_cfgp2p_act_frm_search(struct wl_priv *wl, struct net_device *ndev,
s32 bssidx, s32 channel);
extern wpa_ie_fixed_t *
wl_cfgp2p_find_wpaie(u8 *parse, u32 len);
extern wpa_ie_fixed_t *
wl_cfgp2p_find_wpsie(u8 *parse, u32 len);
extern wifi_p2p_ie_t *
wl_cfgp2p_find_p2pie(u8 *parse, u32 len);
extern wifi_wfd_ie_t *
wl_cfgp2p_find_wfdie(u8 *parse, u32 len);
extern s32
wl_cfgp2p_set_management_ie(struct wl_priv *wl, struct net_device *ndev, s32 bssidx,
s32 pktflag, const u8 *vndr_ie, u32 vndr_ie_len);
extern s32
wl_cfgp2p_clear_management_ie(struct wl_priv *wl, s32 bssidx);
extern s32
wl_cfgp2p_find_idx(struct wl_priv *wl, struct net_device *ndev);
extern struct net_device *
wl_cfgp2p_find_ndev(struct wl_priv *wl, s32 bssidx);
extern s32
wl_cfgp2p_listen_complete(struct wl_priv *wl, struct net_device *ndev,
const wl_event_msg_t *e, void *data);
extern s32
wl_cfgp2p_discover_listen(struct wl_priv *wl, s32 channel, u32 duration_ms);
extern s32
wl_cfgp2p_discover_enable_search(struct wl_priv *wl, u8 enable);
extern s32
wl_cfgp2p_action_tx_complete(struct wl_priv *wl, struct net_device *ndev,
const wl_event_msg_t *e, void *data);
extern s32
wl_cfgp2p_tx_action_frame(struct wl_priv *wl, 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 wl_priv *wl, struct net_device *ndev, s32 bsscfg_idx, s32 up);
extern s32
wl_cfgp2p_supported(struct wl_priv *wl, struct net_device *ndev);
extern s32
wl_cfgp2p_down(struct wl_priv *wl);
extern s32
wl_cfgp2p_set_p2p_noa(struct wl_priv *wl, struct net_device *ndev, char* buf, int len);
extern s32
wl_cfgp2p_get_p2p_noa(struct wl_priv *wl, struct net_device *ndev, char* buf, int len);
extern s32
wl_cfgp2p_set_p2p_ps(struct wl_priv *wl, struct net_device *ndev, char* buf, int len);
extern u8 *
wl_cfgp2p_retreive_p2pattrib(void *buf, u8 element_id);
extern u8 *
wl_cfgp2p_retreive_p2p_dev_addr(wl_bss_info_t *bi, u32 bi_length);
extern s32
wl_cfgp2p_register_ndev(struct wl_priv *wl);
extern s32
wl_cfgp2p_unregister_ndev(struct wl_priv *wl);
extern bool
wl_cfgp2p_is_ifops(const struct net_device_ops *if_ops);
/* 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
/* If the provision discovery is for JOIN operations,
* then we need not do an internal scan to find GO.
*/
#define IS_PROV_DISC_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_REQ(frame, p2p_ie, len) \
(wl_cfgp2p_is_pub_action(frame, len) && \
((frame->subtype == P2P_PAF_GON_REQ) || \
(frame->subtype == P2P_PAF_INVITE_REQ) || \
((frame->subtype == P2P_PAF_PROVDIS_REQ) && \
IS_PROV_DISC_WITHOUT_GROUP_ID(p2p_ie, len))))
#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_ */
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