285 lines
9.2 KiB
C
285 lines
9.2 KiB
C
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/*
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* Linux cfgp2p driver
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*
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* Copyright (C) 1999-2012, 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 316197 2012-02-21 13:16:39Z $
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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 wl_priv;
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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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#define IE_MAX_LEN 300
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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[IE_MAX_LEN];
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u8 p2p_probe_res_ie[IE_MAX_LEN];
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u8 p2p_assoc_req_ie[IE_MAX_LEN];
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u8 p2p_assoc_res_ie[IE_MAX_LEN];
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u8 p2p_beacon_ie[IE_MAX_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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u32 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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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_idx[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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spinlock_t timer_lock;
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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_ADD,
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WLP2P_STATUS_IF_DEL,
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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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};
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#define wl_to_p2p_bss_ndev(w, type) ((wl)->p2p->bss_idx[type].dev)
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#define wl_to_p2p_bss_bssidx(w, type) ((wl)->p2p->bss_idx[type].bssidx)
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#define wl_to_p2p_bss_saved_ie(w, type) ((wl)->p2p->bss_idx[type].saved_ie)
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#define wl_to_p2p_bss_private(w, type) ((wl)->p2p->bss_idx[type].private_data)
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#define wl_to_p2p_bss(wl, type) ((wl)->p2p->bss_idx[type])
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#define wl_get_p2p_status(wl, stat) ((!(wl)->p2p_supported) ? 0 : test_bit(WLP2P_STATUS_ ## stat, \
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&(wl)->p2p->status))
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#define wl_set_p2p_status(wl, stat) ((!(wl)->p2p_supported) ? 0 : set_bit(WLP2P_STATUS_ ## stat, \
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&(wl)->p2p->status))
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#define wl_clr_p2p_status(wl, stat) ((!(wl)->p2p_supported) ? 0 : clear_bit(WLP2P_STATUS_ ## stat, \
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&(wl)->p2p->status))
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#define wl_chg_p2p_status(wl, stat) ((!(wl)->p2p_supported) ? 0:change_bit(WLP2P_STATUS_ ## stat, \
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&(wl)->p2p->status))
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#define p2p_on(wl) ((wl)->p2p->on)
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#define p2p_scan(wl) ((wl)->p2p->scan)
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#define p2p_is_on(wl) ((wl)->p2p && (wl)->p2p->on)
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/* dword align allocation */
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#define WLC_IOCTL_MAXLEN 8192
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#define MAC2STR(a) (a)[0], (a)[1], (a)[2], (a)[3], (a)[4], (a)[5]
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#define MACSTR "%02x:%02x:%02x:%02x:%02x:%02x"
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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_ERR "CFGP2P-ERROR) %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_ERR "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_ERR "CFGP2P-DEBUG) %s :", __func__); \
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printk args; \
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} \
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} while (0)
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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 void
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wl_cfgp2p_print_actframe(bool tx, void *frame, u32 frame_len);
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extern s32
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wl_cfgp2p_init_priv(struct wl_priv *wl);
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extern void
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wl_cfgp2p_deinit_priv(struct wl_priv *wl);
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extern s32
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wl_cfgp2p_set_firm_p2p(struct wl_priv *wl);
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extern s32
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wl_cfgp2p_set_p2p_mode(struct wl_priv *wl, 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 wl_priv *wl, 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_ifdel(struct wl_priv *wl, struct ether_addr *mac);
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extern s32
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wl_cfgp2p_ifchange(struct wl_priv *wl, struct ether_addr *mac, u8 if_type, chanspec_t chspec);
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extern s32
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wl_cfgp2p_ifidx(struct wl_priv *wl, struct ether_addr *mac, s32 *index);
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extern s32
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wl_cfgp2p_init_discovery(struct wl_priv *wl);
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extern s32
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wl_cfgp2p_enable_discovery(struct wl_priv *wl, struct net_device *dev, const u8 *ie, u32 ie_len);
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extern s32
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wl_cfgp2p_disable_discovery(struct wl_priv *wl);
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extern s32
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wl_cfgp2p_escan(struct wl_priv *wl, 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);
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extern s32
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wl_cfgp2p_act_frm_search(struct wl_priv *wl, struct net_device *ndev,
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s32 bssidx, s32 channel);
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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 wl_priv *wl, 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 wl_priv *wl, s32 bssidx);
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extern s32
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wl_cfgp2p_find_idx(struct wl_priv *wl, struct net_device *ndev);
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extern s32
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wl_cfgp2p_listen_complete(struct wl_priv *wl, struct net_device *ndev,
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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 wl_priv *wl, s32 channel, u32 duration_ms);
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extern s32
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wl_cfgp2p_discover_enable_search(struct wl_priv *wl, u8 enable);
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extern s32
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wl_cfgp2p_action_tx_complete(struct wl_priv *wl, struct net_device *ndev,
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const wl_event_msg_t *e, void *data);
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extern s32
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wl_cfgp2p_tx_action_frame(struct wl_priv *wl, struct net_device *dev,
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wl_af_params_t *af_params, s32 bssidx);
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extern void
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wl_cfgp2p_generate_bss_mac(struct ether_addr *primary_addr, struct ether_addr *out_dev_addr,
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struct ether_addr *out_int_addr);
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extern void
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wl_cfg80211_change_ifaddr(u8* buf, struct ether_addr *p2p_int_addr, u8 element_id);
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extern bool
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wl_cfgp2p_bss_isup(struct net_device *ndev, int bsscfg_idx);
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extern s32
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wl_cfgp2p_bss(struct wl_priv *wl, struct net_device *ndev, s32 bsscfg_idx, s32 up);
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extern s32
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wl_cfgp2p_supported(struct wl_priv *wl, struct net_device *ndev);
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extern s32
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wl_cfgp2p_down(struct wl_priv *wl);
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extern s32
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wl_cfgp2p_set_p2p_noa(struct wl_priv *wl, struct net_device *ndev, char* buf, int len);
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extern s32
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wl_cfgp2p_get_p2p_noa(struct wl_priv *wl, struct net_device *ndev, char* buf, int len);
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extern s32
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wl_cfgp2p_set_p2p_ps(struct wl_priv *wl, struct net_device *ndev, char* buf, int len);
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extern u8 *
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wl_cfgp2p_retreive_p2pattrib(void *buf, u8 element_id);
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extern u8 *
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wl_cfgp2p_retreive_p2p_dev_addr(wl_bss_info_t *bi, u32 bi_length);
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extern s32
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wl_cfgp2p_register_ndev(struct wl_priv *wl);
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extern s32
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wl_cfgp2p_unregister_ndev(struct wl_priv *wl);
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/* WiFi Direct */
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#define SOCIAL_CHAN_1 1
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#define SOCIAL_CHAN_2 6
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#define SOCIAL_CHAN_3 11
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#define SOCIAL_CHAN_CNT 3
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#define WL_P2P_WILDCARD_SSID "DIRECT-"
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#define WL_P2P_WILDCARD_SSID_LEN 7
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#define WL_P2P_INTERFACE_PREFIX "p2p"
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#define WL_P2P_TEMP_CHAN 11
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#define IS_GAS_REQ(frame, len) (wl_cfgp2p_is_gas_action(frame, len) && \
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((frame->action == P2PSD_ACTION_ID_GAS_IREQ) || \
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(frame->action == P2PSD_ACTION_ID_GAS_CREQ)))
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#define IS_P2P_PUB_ACT_REQ(frame, len) (wl_cfgp2p_is_pub_action(frame, len) && \
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((frame->subtype == P2P_PAF_GON_REQ) || \
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(frame->subtype == P2P_PAF_INVITE_REQ) || \
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(frame->subtype == P2P_PAF_PROVDIS_REQ)))
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#define IS_P2P_SOCIAL(ch) ((ch == SOCIAL_CHAN_1) || (ch == SOCIAL_CHAN_2) || (ch == SOCIAL_CHAN_3))
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#define IS_P2P_SSID(ssid) (memcmp(ssid, WL_P2P_WILDCARD_SSID, WL_P2P_WILDCARD_SSID_LEN) == 0)
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#endif /* _wl_cfgp2p_h_ */
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