diff options
Diffstat (limited to 'usr/src/uts/common/io/net80211/net80211.c')
| -rw-r--r-- | usr/src/uts/common/io/net80211/net80211.c | 115 |
1 files changed, 113 insertions, 2 deletions
diff --git a/usr/src/uts/common/io/net80211/net80211.c b/usr/src/uts/common/io/net80211/net80211.c index 5a6eef0f06..bdeacc4561 100644 --- a/usr/src/uts/common/io/net80211/net80211.c +++ b/usr/src/uts/common/io/net80211/net80211.c @@ -1,5 +1,5 @@ /* - * Copyright 2006 Sun Microsystems, Inc. All rights reserved. + * Copyright 2007 Sun Microsystems, Inc. All rights reserved. * Use is subject to license terms. */ @@ -45,6 +45,8 @@ #include <sys/types.h> #include <sys/cmn_err.h> #include <sys/modctl.h> +#include <sys/stropts.h> +#include <sys/door.h> #include "net80211_impl.h" uint32_t ieee80211_debug = 0x0; /* debug msg flags */ @@ -88,6 +90,111 @@ ieee80211_dbg(uint32_t flag, const int8_t *fmt, ...) } /* + * Alloc memory, and save the size + */ +void * +ieee80211_malloc(size_t size) +{ + void *p = kmem_zalloc((size + 4), KM_SLEEP); + *(int *)p = size; + p = (char *)p + 4; + + return (p); +} + +void +ieee80211_free(void *p) +{ + void *tp = (char *)p - 4; + kmem_free((char *)p - 4, *(int *)tp + 4); +} + +void +ieee80211_mac_update(ieee80211com_t *ic) +{ + wifi_data_t wd = { 0 }; + ieee80211_node_t *in; + + /* + * We can send data now; update the fastpath with our + * current associated BSSID and other relevant settings. + */ + in = ic->ic_bss; + wd.wd_secalloc = ieee80211_crypto_getciphertype(ic); + wd.wd_opmode = ic->ic_opmode; + IEEE80211_ADDR_COPY(wd.wd_bssid, in->in_bssid); + (void) mac_pdata_update(ic->ic_mach, &wd, sizeof (wd)); + mac_tx_update(ic->ic_mach); + ieee80211_dbg(IEEE80211_MSG_ANY, "ieee80211_mac_update" + "(cipher = %d)\n", wd.wd_secalloc); +} + +/* + * ieee80211_event_thread + * open door of wpa, send event to wpad service + */ +static void +ieee80211_event_thread(void *arg) +{ + ieee80211com_t *ic = arg; + door_handle_t event_door = NULL; /* Door for upcalls */ + wl_events_t ev; + door_arg_t darg; + + mutex_enter(&ic->ic_doorlock); + + ev.event = ic->ic_eventq[ic->ic_evq_head]; + ic->ic_evq_head ++; + if (ic->ic_evq_head >= MAX_EVENT) + ic->ic_evq_head = 0; + + ieee80211_dbg(IEEE80211_MSG_DEBUG, "ieee80211_event(%d)\n", ev.event); + /* + * Locate the door used for upcalls + */ + if (door_ki_open(ic->ic_wpadoor, &event_door) != 0) { + ieee80211_err("ieee80211_event: door_ki_open(%s) failed\n", + ic->ic_wpadoor); + goto out; + } + + darg.data_ptr = (char *)&ev; + darg.data_size = sizeof (wl_events_t); + darg.desc_ptr = NULL; + darg.desc_num = 0; + darg.rbuf = NULL; + darg.rsize = 0; + + if (door_ki_upcall(event_door, &darg) != 0) { + ieee80211_err("ieee80211_event: door_ki_upcall() failed\n"); + } + + if (event_door) { /* release our hold (if any) */ + door_ki_rele(event_door); + } + +out: + mutex_exit(&ic->ic_doorlock); +} + +/* + * Notify state transition event message to WPA daemon + */ +void +ieee80211_notify(ieee80211com_t *ic, wpa_event_type event) +{ + if ((ic->ic_flags & IEEE80211_F_WPA) == 0) + return; /* Not running on WPA mode */ + + ic->ic_eventq[ic->ic_evq_tail] = event; + ic->ic_evq_tail ++; + if (ic->ic_evq_tail >= MAX_EVENT) ic->ic_evq_tail = 0; + + /* async */ + (void) timeout(ieee80211_event_thread, (void *)ic, 0); +} + +/* * Default reset method for use with the ioctl support. This * method is invoked after any state change in the 802.11 * layer that should be propagated to the hardware but not @@ -435,6 +542,7 @@ ieee80211_notify_node_join(ieee80211com_t *ic, ieee80211_node_t *in) { if (in == ic->ic_bss) mac_link_update(ic->ic_mach, LINK_STATE_UP); + ieee80211_notify(ic, EVENT_ASSOC); /* notify WPA service */ } /* @@ -447,6 +555,7 @@ ieee80211_notify_node_leave(ieee80211com_t *ic, ieee80211_node_t *in) { if (in == ic->ic_bss) mac_link_update(ic->ic_mach, LINK_STATE_DOWN); + ieee80211_notify(ic, EVENT_DISASSOC); /* notify WPA service */ } /* @@ -518,6 +627,7 @@ ieee80211_attach(ieee80211com_t *ic) ASSERT(ic->ic_xmit != NULL); mutex_init(&ic->ic_genlock, NULL, MUTEX_DRIVER, NULL); + mutex_init(&ic->ic_doorlock, NULL, MUTEX_DRIVER, NULL); im = kmem_alloc(sizeof (ieee80211_impl_t), KM_SLEEP); ic->ic_private = im; @@ -599,11 +709,12 @@ ieee80211_detach(ieee80211com_t *ic) ieee80211_crypto_detach(ic); mutex_destroy(&ic->ic_genlock); + mutex_destroy(&ic->ic_doorlock); } static struct modlmisc i_wifi_modlmisc = { &mod_miscops, - "IEEE80211 Kernel Misc Module" + "IEEE80211 Kernel Module v1.2" }; static struct modlinkage i_wifi_modlinkage = { |