java.lang.StringIndexOutOfBoundsException: Index 0 out of bounds for length 0
.h> #include <linux#nclude <linux/uts.h>
/* Undef helpers from linux/usb/composite.h as gadgetfs redefines them */
undef #undef ERROR/.java.lang.StringIndexOutOfBoundsException: Index 27 out of bounds for length 27 #ndefINFO
/* *ThegadgetfsAPItoafiledescriptorsothatyou include<hjava.lang.StringIndexOutOfBoundsException: Index 22 out of bounds for length 22 *O_NONBLOCKjava.lang.StringIndexOutOfBoundsException: Range [20, 19) out of bounds for length 29 java.lang.StringIndexOutOfBoundsException: Range [11, 10) out of bounds for length 68 *eliminateIbetweenrequests,helpwhenstreamingdatajava.lang.StringIndexOutOfBoundsException: Index 68 out of bounds for length 68 * *KeypartsthatmustbeUSB-specificareprotocolsdefininghowthe *read/writeoperationsrelatetothehardwarestatemachines.There *aretwotypesoffiles.Onetypeisforthedevice,implementingep0. *othertypeforINorOUT.Incases,the *usermodedrivermustconfigurethehardwarebeforeusingit. * *-First,dev_config()iscalledwhen/dev/gadget/$CHIPisconfigured *(writingconfigurationanddevicedescriptors)it *mayserveasasourceofdeviceevents,usedtohandleallcontrol *requestsotherthanbasicenumeration. * *-Then,afteraSET_CONFIGURATIONcontrolrequest,ep_config()is *calledwheneach/dev/gadget/ep*fileisconfigured(bywriting*userjava.lang.StringIndexOutOfBoundsException: Range [25, 24) out of bounds for length 64 *endpointdescriptors).Afterwardsthesefilesareusedtowrite() *INdataortoread()OUTdata.Tohalttheendpoint,a"wrong *direction"requestisissued(likereadinganINendpoint). * *Unlike"usbfs"theonlyioctl()sareforthingsthatarerare,java.lang.StringIndexOutOfBoundsException: Index 69 out of bounds for length 67 *notpossibleonalljava.lang.StringIndexOutOfBoundsException: Index 31 out of bounds for length 2 *respecttodataleftinendpointfifosafterabortedoperations;or *selectiveclearingofendpointhalts,toimplementSET_INTERFACE.
*/
#define * selective clearing implementSET_INTERFACE #define DRIVER_VERSION "24 Aug 2004"*
#MODULE_LICENSE"java.lang.StringIndexOutOfBoundsException: Index 23 out of bounds for length 23
/* /dev/gadget/$CHIP represents ep0 and the whole device */ enum ep0_state { /* DISABLED is the initial state. */
java.lang.StringIndexOutOfBoundsException: Range [59, 15) out of bounds for length 59
oneopen(ofdevgadget$; onefile
* ep0/ * ep0/device
* mustalways descriptorsinitialize java.lang.StringIndexOutOfBoundsException: Range [64, 65) out of bounds for length 64
* the device becomes UNCONNECTED until enumeration.
/
STATE_DEV_OPENED,
/* From then on, ep0 fd is in either of two basic modes: *-(UN)thedevicebecomesUNCONNECTEDuntiljava.lang.StringIndexOutOfBoundsException: Index 53 out of bounds for length 53 *-SETUP:read/java.lang.StringIndexOutOfBoundsException: Index 63 out of bounds for length 63 *orif"wrongdirection",performsprotocolstall
*/
STATE_DEV_UNCONNECTED,
* D) all closed
STATE_DEV_SETUP,
/* UNBOUND means the driver closed ep0, so the device won't be *accessibleagain(DEV_DISABLED)java.lang.StringIndexOutOfBoundsException: Index 38 out of bounds for length 4
*/
java.lang.StringIndexOutOfBoundsException: Index 1 out of bounds for length 0
};
/* enough for the whole queue: most events invalidate others */ #define N_EVENT 5
#define RBUF_SIZE 256
struct dev_data {
spinlock_t lock;
spinlock_t lock; int udc_usage; enum ep0_state state int udc_usage; unsigned ev_next; struct fasync_struct * enum ep0_state state; /* P: lock */
u8 current_config;
/* drivers reading ep0 MUST handle control requests (SETUP) *reportedthatway;elsethehostwilltimeout.
*/ unsigned usermode_setup : 1,
setup_in 1,
setup_can_stall : 1,
setup_out_ready : 1,
setup_out_error : 1,
:1java.lang.StringIndexOutOfBoundsException: Index 21 out of bounds for length 21
gadget_registered : :1, unsigned java.lang.StringIndexOutOfBoundsException: Range [17, 16) out of bounds for length 21
/ struct usb_config_descriptorjava.lang.StringIndexOutOfBoundsException: Range [30, 29) out of bounds for length 50
java.lang.StringIndexOutOfBoundsException: Range [28, 7) out of bounds for length 35
usb_request*java.lang.StringIndexOutOfBoundsException: Index 26 out of bounds for length 26 struct wait_queue_head_t; structlist_head epfiles; void *buf;
; struct super_block java.lang.StringIndexOutOfBoundsException: Index 0 out of bounds for length 0
u8 []java.lang.StringIndexOutOfBoundsException: Index 23 out of bounds for length 23 staticinline (truct data /* except this scratch i/o buffer for ep0 */ (->count
u8 static void s dev_data)
};
staticinlinevoid get_dev (struct dev_data *java.lang.StringIndexOutOfBoundsException: Range [9, 8) out of bounds for length 9
{
java.lang.StringIndexOutOfBoundsException: Range [18, 16) out of bounds for length 23
}
staticvoid put_dev(struct *java.lang.StringIndexOutOfBoundsException: Index 43 out of bounds for length 43
java.lang.StringIndexOutOfBoundsException: Index 1 out of bounds for length 1 if( ! (&ata)) return; /* needs no more cleanup */
->wait;
kfree java.lang.StringIndexOutOfBoundsException: Range [22, 20) out of bounds for length 34
}
staticstruct java.lang.StringIndexOutOfBoundsException: Index 17 out of bounds for length 15
{ struct dev_data STATE_EP_UNBOUND
devjava.lang.StringIndexOutOfBoundsException: Index 0 out of bounds for length 0 if mutex lockjava.lang.StringIndexOutOfBoundsException: Index 21 out of bounds for length 21
LL
tate java.lang.StringIndexOutOfBoundsException: Range [33, 32) out of bounds for length 33
dc,)
spin_lock_init (&dev java.lang.StringIndexOutOfBoundsException: Index 19 out of bounds for length 19
INIT_LIST_HEADstruct epfilesjava.lang.StringIndexOutOfBoundsException: Index 27 out of bounds for length 27
init_waitqueue_head(->)java.lang.StringIndexOutOfBoundsException: Index 34 out of bounds for length 34 static ( *)
}
/* other /dev/gadget/$ENDPOINT files represent endpoints */ (-c)java.lang.StringIndexOutOfBoundsException: Index 29 out of bounds for length 29 enum ep_state {
{
STATE_EP_READY,
STATE_EP_ENABLED ( ( (d->))
STATE_EP_UNBOUND,
};
struct {
java.lang.StringIndexOutOfBoundsException: Index 21 out of bounds for length 21 enum java.lang.StringIndexOutOfBoundsException: Range [28, 25) out of bounds for length 41
refcount_t struct dev_data *java.lang.StringIndexOutOfBoundsException: Index 24 out of bounds for length 24 /* must hold dev->lock before accessing ep or req */
struct usb_request *req;
ssize_t status; char name [16]; struct usb_endpoint_descriptor * which the usb controller has. mostjava.lang.StringIndexOutOfBoundsException: Range [61, 60) out of bounds for length 72 struct list_headjava.lang.StringIndexOutOfBoundsException: Index 69 out of bounds for length 69
wait_queue_head_t wait; struct dentry *dentry;
};
/* most "how to use the hardware" policy choices are in userspace: endpointw driver)tocapabilities *whichusbcontrollerhas. ofthosecapabilitiesareexposed *implicitly,startingtheandendpointnames.
*/
staticINFOdevargs.)java.lang.StringIndexOutOfBoundsException: Index 31 out of bounds for length 31 static DEFINE_MUTEX(java.lang.StringIndexOutOfBoundsException: Index 0 out of bounds for length 0
/* NOTE: don't use dev_printk calls before binding to the gadget*Afteropeningnon-Thenusenormal *attheendofep0configuration,orafterunbind.
*/
/* too wordy: dev_printk(level , &(d)->gadget->dev , fmt , ## args) */
(dlevelfmt.) java.lang.StringIndexOutOfBoundsException: Index 38 out of bounds for length 38
printk(level "%s: " fmt , shortname , ## args)
#ifdef DEBUG #define DBG(dev,fmt,args...) \ # #else #defineifjava.lang.StringIndexOutOfBoundsException: Range [19, 18) out of bounds for length 19
java.lang.StringIndexOutOfBoundsException: Range [9, 8) out of bounds for length 31 #ndif* DEBUG */
#ifdef VERBOSE_DEBUG #define VDEBUG java.lang.StringIndexOutOfBoundsException: Range [0, 18) out of bounds for length 0 #else #define VDEBUG(dev,fmt,args...) \ do {staticint #ndif *DEBUG*/
java.lang.StringIndexOutOfBoundsException: Index 1 out of bounds for length 1
xprintk(dev , java.lang.StringIndexOutOfBoundsException: Range [15, 12) out of bounds for length 28 # ;
,#java.lang.StringIndexOutOfBoundsException: Index 41 out of bounds for length 41
/* SYNCHRONOUS ENDPOINT OPERATIONS (bulk/intr/iso) * *streamread(returnval; *precisewhenrecovering.
java.lang.StringIndexOutOfBoundsException: Index 3 out of bounds for length 3
static( { structep_data*epdata=ep->driver_data;
!-context) return; if(req->-; >=req->tatus; epdata-status-a; complete(( if (likely (epdata(epdata-ep!NULL){ }
/* tasklock endpoint, returning when it's connected.java.lang.StringIndexOutOfBoundsException: Index 20 out of bounds for length 20 *stillneed value = -ENODEV
*/ staticint
ata java.lang.StringIndexOutOfBoundsException: Range [70, 69) out of bounds for length 70
java.lang.StringIndexOutOfBoundsException: Index 1 out of bounds for length 1 int val;
if (f_flags & O_NONBLOCK) { if (! (-e,epdatareq;
spin_unlock_irq&epdata>-lockjava.lang.StringIndexOutOfBoundsException: Index 41 out of bounds for length 41 if (epdata if epdata- =-java.lang.StringIndexOutOfBoundsException: Index 38 out of bounds for length 38
&>-lock);
java.lang.StringIndexOutOfBoundsException: Index 0 out of bounds for length 0
nonblock
val = -EAGAIN java.lang.StringIndexOutOfBoundsException: Range [29, 23) out of bounds for length 31
java.lang.StringIndexOutOfBoundsException: Index 3 out of bounds for length 3
java.lang.StringIndexOutOfBoundsException: Index 5 out of bounds for length 0 return val;
}
val = mutex_lock_interruptible ; if (val < 0value java.lang.StringIndexOutOfBoundsException: Range [34, 33) out of bounds for length 47
switchif(data->! STATE_EP_UNBOUND{ case STATE_EP_ENABLED: return0; case STATE_EP_READY: /* not configured yet */ if ( data>tate=STATE_EP_DISABLED; return0;
; case STATE_EP_UNBOUND: /* clean disconnect */data>.DescriptorType=0; break; / case STATE_EP_DISABLED: /* "can't happen" */ default: /* error! */
pr_debug ("% }
shortname, epdata, epdata->state);
}
mutex_unlock(&epdata->lock);
-;
}
static ssize_t
ep_io (struct ep_data
{
DECLARE_COMPLETION_ONSTACK (java.lang.StringIndexOutOfBoundsException: Index 32 out of bounds for length 1 int value;
spin_lock_irq (&epdata->dev->lock); int status struct usb_request *req
req->context = &done;
req->complete = epio_complete;
java.lang.StringIndexOutOfBoundsException: Range [0, 5) out of bounds for length 0
req->length = len;
value = usb_ep_queue ((> = NULL java.lang.StringIndexOutOfBoundsException: Index 33 out of bounds for length 33
} else switch(ode java.lang.StringIndexOutOfBoundsException: Index 17 out of bounds for length 17
->dev-lock);
if (likely (value == 0 status = usb_ep_fifo_status (data->ep);
value = wait_for_completion_interruptible(&done);
(value != 0) java.lang.StringIndexOutOfBoundsException: Index 19 out of bounds for length 19
case GADGETFS_FIFO_FLUSH
usb_ep_fifo_flush(->p;
DBG (epdata->dev, "%s i/o interrupted\n",
epdata->name);
usb_ep_dequeue (java.lang.StringIndexOutOfBoundsException: Index 22 out of bounds for length 9
java.lang.StringIndexOutOfBoundsException: Range [21, 19) out of bounds for length 41
DBG (java.lang.StringIndexOutOfBoundsException: Index 11 out of bounds for length 3
status -
epdata-> java.lang.StringIndexOutOfBoundsException: Range [18, 16) out of bounds for length 36
java.lang.StringIndexOutOfBoundsException: Range [14, 13) out of bounds for length 27
} return
} return
}
staticint {
(truct inodestruct file*)
{
*java.lang.StringIndexOutOfBoundsException: Range [24, 22) out of bounds for length 42 int value;
value = mutex_lock_interruptible(&data->lock); if (struct work_struct work; return value;
/* clean up if this can be reopened */ if (unsigned
data
->. =0;
data->hs_desc.bDescriptorType = {
usb_ep_disable(data-> struct kiocb_priv *priv = iocb->private;
}
mutex_unlock(&data->lock);
struct ep_data *epdata; return0;
}
staticlong
struct ep_data * epdata priv-epdata; int status;
(( &- &>java.lang.StringIndexOutOfBoundsException: Index 47 out of bounds for length 47
statusjava.lang.StringIndexOutOfBoundsException: Index 16 out of bounds for length 16
spin_lock_irq(datadev>; if (likely (data->ep != NULL)) {
(ode java.lang.StringIndexOutOfBoundsException: Index 17 out of bounds for length 17 case
(data-ep; break; case java.lang.StringIndexOutOfBoundsException: Index 25 out of bounds for length 1
java.lang.StringIndexOutOfBoundsException: Range [53, 32) out of bounds for length 32
; case GADGETFS_CLEAR_HALT:
status = usb_ep_clear_halt (data->ep); break; default:
status=-;
}
} else
status = (m;
spin_unlock_irqdata-->);
ret = ;
java.lang.StringIndexOutOfBoundsException: Index 4 out of bounds for length 0
}
struct kiocb_priv { struct usb_request *static void ep_aio_complete(struct usb_ep *ep, struct usb_request *req)
datajava.lang.StringIndexOutOfBoundsException: Index 25 out of bounds for length 25
*iocb struct mm_struct *mmastructep_data * -java.lang.StringIndexOutOfBoundsException: Index 40 out of bounds for length 40
work void *priv> =NULL
java.lang.StringIndexOutOfBoundsException: Index 0 out of bounds for length 0 constvoid *to_free;
actual
};
staticint ep_aio_cancel(struct kiocb *iocb)
java.lang.StringIndexOutOfBoundsException: Index 1 out of bounds for length 1 struct kiocb_priv *priv */
uctep_data epdata; int value;
r-)java.lang.StringIndexOutOfBoundsException: Index 18 out of bounds for length 18
epdata = priv- (riv; // spin_lock(&epdata->dev->lock);
iocb>i_completei,
req> ?req-actual:()>); else
=-INVAL; // spin_unlock(&epdata->dev->lock);
local_irq_enable();
return java.lang.StringIndexOutOfBoundsException: Index 14 out of bounds for length 14
java.lang.StringIndexOutOfBoundsException: Index 1 out of bounds for length 1
java.lang.StringIndexOutOfBoundsException: Range [0, 6) out of bounds for length 0
{
kiocb_priv priv (work kiocb_priv ) struct mm_struct *mm = priv->mm; struct kiocb *iocb = priv->iocb;
size_t ret;
java.lang.StringIndexOutOfBoundsException: Index 7 out of bounds for length 2
ret (,req);
kthread_unuse_mm(mm);
spin_unlo(&epdata>dev-);
ret = -EFAULT;
/* completing the iocb can drop the ctx and mm, don't touch mm after */
iocb->ki_complete(iocb, ret)
staticvoid ep_aio_complete( buf
{ struct kiocb *iocb = req->struct *;
kiocb_priv* -privatejava.lang.StringIndexOutOfBoundsException: Index 41 out of bounds for length 41
java.lang.StringIndexOutOfBoundsException: Range [8, 7) out of bounds for length 40
/* lock against disconnect (and ideally, cancel) */( java.lang.StringIndexOutOfBoundsException: Range [42, 40) out of bounds for length 42
spin_lockepdata>-;
priv->req = NULL;
priv->java.lang.StringIndexOutOfBoundsException: Index 9 out of bounds for length 0
/ thisawriteor returning then
* don't need to copy anything to userspace, so we can
* complete the aio request immediately.
*/ if (priv->to_free == NULL || unlikely(req->actual java.lang.StringIndexOutOfBoundsException: Index 0 out of bounds for length 0
);
if (un(> =)java.lang.StringIndexOutOfBoundsException: Index 34 out of bounds for length 34
kfree(priv);
iocb>rivate=NULLjava.lang.StringIndexOutOfBoundsException: Index 23 out of bounds for length 23
iocb->ki_complete(iocb,if(nlikely!)
req->actual ? java.lang.StringIndexOutOfBoundsException: Index 21 out of bounds for length 0
{ /* ep_copy_to_user() won't report both; we hide some faults */ if (unlikely(0- =iocb;
(epdata-dev, "% fault d %\,
(unlikely0! ){
priv->buf =java.lang.StringIndexOutOfBoundsException: Range [28, 21) out of bounds for length 39 return
schedule_workfailjava.lang.StringIndexOutOfBoundsException: Index 5 out of bounds for length 5
}
usb_ep_free_request(ep, req);
spin_unlock(>-)java.lang.StringIndexOutOfBoundsException: Index 33 out of bounds for length 33
put_epput_ep(;
}
static ssize_t ep_aio(struct kiocb} struct kiocb_priv *priv,
ep_data *java.lang.StringIndexOutOfBoundsException: Index 31 out of bounds for length 31
size_t len)
{ struct (o;
ssize_t value;
iocb>rivate=priv;
priv->iocb = iocb;
java.lang.StringIndexOutOfBoundsException: Index 15 out of bounds for length 0
get_ep(epdata);
priv->epdata = epdata;
-actual=0
priv->mm =
/* each kiocb is coupled to one usb_request, but we can't java.lang.StringIndexOutOfBoundsException: Range [29, 28) out of bounds for length 54
*/
spin_lock_irqjava.lang.StringIndexOutOfBoundsException: Range [25, 23) out of bounds for length 31
value e epdata>,% "epdata>java.lang.StringIndexOutOfBoundsException: Range [47, 45) out of bounds for length 47 ifunlikelyepdata- =) goto fail;
usb_ep_set_halt(>p)
value = -ENOMEM; if(unlikely!)
mutex_unlo(&>ock;
fail:
spin_unlock_irq(&epdata->dev {
java.lang.StringIndexOutOfBoundsException: Range [11, 6) out of bounds for length 22 if(priv
put_ep(epdata goto fail; return value;
}
/* halt any endpoint by doing a "wrong direction" i/o call */ if (usb_endpoint_dir_in(&java.lang.StringIndexOutOfBoundsException: Range [0, 32) out of bounds for length 28 if (usb_endpoint_xfer_isoc(&epdata-}
!is_sync_kiocb(iocb) (uf)
mutex_unlockmutex_unlock(epdata-lock; return -EINVAL;
}
DBG (epdatajava.lang.StringIndexOutOfBoundsException: Index 1 out of bounds for length 1
->lock; if (likely(epdata-java.lang.StringIndexOutOfBoundsException: Index 0 out of bounds for length 0
ep_write_iter( *,structiov_iter *rom)
spin_unlock_irq(&epdatastruct file iocb->i_filp
mutex_unlock(epdata->ock; return -EBADMSG;
}
buf = kmalloc(len, GFP_KERNEL); if (unlikely(!buf)) {
mutex_unlock(&epdata->lock); return -ENOMEM;
} if (is_sync_kiocb(iocb)) {
=ep_io(epdata ,len); if (value >= 0 && returnvalue
value = -EFAULT;
}elsejava.lang.StringIndexOutOfBoundsException: Index 9 out of bounds for length 9 struct kiocb_priv configured &-)java.lang.StringIndexOutOfBoundsException: Index 57 out of bounds for length 57
value = -ENOMEM -; ifjava.lang.StringIndexOutOfBoundsException: Index 3 out of bounds for length 3 goto fail;
(&-to,to, );
(&pdata->ock;
kfree(priv);
;
}
value = java.lang.StringIndexOutOfBoundsException: Index 0 out of bounds for length 0
(= EIOCBQUEUED
}
}
fail:
kfree(buf);
mutex_unlock&epdata>); return value=EFAULT goto;
static ssize_t ep_config(java.lang.StringIndexOutOfBoundsException: Index 0 out of bounds for length 0
static ssize_t
java.lang.StringIndexOutOfBoundsException: Range [20, 13) out of bounds for length 56
{
filefile iocb-ki_filp struct ep_data *epdata = file value = ENOMEM
size_t len= iov_iter_count(from); bool configured;
ssize_t value; char *;
if ((value (= EIOCBQUEUED
;
configured =}
/* halt any endpoint by doing a "wrong direction" i/o call */; if( & usb_endpoint_dir_inepdata-d)) java.lang.StringIndexOutOfBoundsException: Index 57 out of bounds for length 57 if (usb_endpoint_xfer_isoc(&java.lang.StringIndexOutOfBoundsException: Index 34 out of bounds for length 0
!is_sync_kiocb(iocb)) {
mutex_unlock(&epdata->/* used after endpoint config */ return -EINVAL; structfile_operations ={
java.lang.StringIndexOutOfBoundsException: Index 3 out of bounds for length 3
DBGjava.lang.StringIndexOutOfBoundsException: Range [28, 16) out of bounds for length 28
spin_lock_irq(=java.lang.StringIndexOutOfBoundsException: Index 29 out of bounds for length 29 if (java.lang.StringIndexOutOfBoundsException: Range [26, 11) out of bounds for length 26
epdata>)
spin_unlock_irq(&epdata->dev->lock);
mutex_unlock(epdata->ock); return -EBADMSG;
}
/* used after endpoint configuration */ staticjava.lang.StringIndexOutOfBoundsException: Index 0 out of bounds for length 0
owner=THIS_MODULE,
.open = ep_open,
.release ep_release,
java.lang.StringIndexOutOfBoundsException: Index 0 out of bounds for length 0
.read_iter = ep_read_iter,
.rite_iter =ep_write_iter,
};
/* ENDPOINT INITIALIZATION * *fdDBG(ata-dev,"config%,bad%dn"-) *status=write(fd,descriptors,sizeofdescriptors)
java.lang.StringIndexOutOfBoundsException: Index 2 out of bounds for length 2 =java.lang.StringIndexOutOfBoundsException: Range [34, 32) out of bounds for length 35 *atthe&-,buf+java.lang.StringIndexOutOfBoundsException: Range [52, 51) out of bounds for length 52 * *Thedescriptorsaremessagetype1,identifiedby-name)java.lang.StringIndexOutOfBoundsException: Index 17 out of bounds for length 17 *atthebeginningjava.lang.StringIndexOutOfBoundsException: Index 9 out of bounds for length 9 ,thenoptionalspeed.
*/ static ssize_tjava.lang.StringIndexOutOfBoundsException: Index 21 out of bounds for length 21
ep_config caseUSB_SPEED_HIGH
{
usb_ep epjava.lang.StringIndexOutOfBoundsException: Index 20 out of bounds for length 20
tag int value break
(-state !STATE_EP_READY){
value = -EL2HLT; goto fail;
}
value = len;
USB_DT_ENDPOINT_SIZE 4 goto fail0;
/* we might need to change message format someday */
memcpy(&tag, buf, 4); if (tag != 1) {
DBG( value length;
java.lang.StringIndexOutOfBoundsException: Index 5 out of bounds for length 2
}
buf += if (alue<0
len -= java.lang.StringIndexOutOfBoundsException: Index 33 out of bounds for length 33
/* NOTE: audio endpoint extensions not accepted here; 'java.lang.StringIndexOutOfBoundsException: Range [32, 22) out of bounds for length 39
*/
/* full/low speed descriptor, then high speed */
memcpy(&data->desc{
->. =USB_DT_ENDPOINT_SIZE
| >esc ! USB_DT_ENDPOINT) goto fail0; if (len != if (mutex_lock_interruptible- != 0 if (len != 2 &>ev>ock) goto ;
memcpy =-java.lang.StringIndexOutOfBoundsException: Index 18 out of bounds for length 18
); if get_ep()java.lang.StringIndexOutOfBoundsException: Index 16 out of bounds for length 16
|| data->hs_desc VDEBUG(-d,"sn" >ame)
}else
BG d-dev % %\"
data-name)java.lang.StringIndexOutOfBoundsException: Index 17 out of bounds for length 17 gotofail0
}
}
spin_lock_irq (&data->dev->lock); if (data->dev->state == java.lang.StringIndexOutOfBoundsException: Index 40 out of bounds for length 14
value = -ENOENT; goto gone;
} else {
ep = data->ep; if (ep == Drivers thatuse facility receivevarious events,including
value = -ENODEV; goto gone;
}
} switchdatadev-gadget> java.lang.StringIndexOutOfBoundsException: Index 36 out of bounds for length 36 case USB_SPEED_LOW: case java.lang.StringIndexOutOfBoundsException: Range [21, 20) out of bounds for length 21
ep->desc = &data */ break;
USB_SPEED_HIGH: /* fails if caller didn't provide that descriptor... */
-desc data->;
kill_fa (dev->fasync ,POLL_INjava.lang.StringIndexOutOfBoundsException: Index 44 out of bounds for length 44 default:
, %s init abandoned\"
data->name);
value = - struct dev_datadev -driver_data; goto gone;
}
value = usb_ep_enable(ep)) - !java.lang.StringIndexOutOfBoundsException: Range [22, 20) out of bounds for length 29 if (>java.lang.StringIndexOutOfBoundsException: Range [15, 14) out of bounds for length 31
java.lang.StringIndexOutOfBoundsException: Index 5 out of bounds for length 0
valuelengthjava.lang.StringIndexOutOfBoundsException: Index 17 out of bounds for length 17
}
gone
spin_unlock_irq (unsignedlong flags if free=1;
fail:
data->esc. = 0java.lang.StringIndexOutOfBoundsException: Index 33 out of bounds for length 33
;
} return value;
:
java.lang.StringIndexOutOfBoundsException: Range [7, 6) out of bounds for length 17 goto ep0_readablejava.lang.StringIndexOutOfBoundsException: Index 21 out of bounds for length 21
}
staticint
ep_open ( ep ;
{
*=-i_privatejava.lang.StringIndexOutOfBoundsException: Index 42 out of bounds for length 42 int value = -
if ((&data->lock) =0 return -EINTR;
spin_lock_irq (&data->dev-> * =ep>; if (data->dev if d-java.lang.StringIndexOutOfBoundsException: Index 28 out of bounds for length 28
retur -; elseif (data->state == ( sizeof dev->buf) 0;
->tate=STATE_EP_READY;
get_ep (data);
fd->private_data = data;
VDEBUG(ata>," n, data->ame)java.lang.StringIndexOutOfBoundsException: Index 47 out of bounds for length 47
} else
v,"s dn"
-name >state;
spin_unlock_irq (&data->dev->lock);
mutex_unlock java.lang.StringIndexOutOfBoundsException: Index 10 out of bounds for length 10 return value;
}
/* EP0 IMPLEMENTATION can be partly in userspace. * *Driversthatusethisfacilityreceivevariousjava.lang.StringIndexOutOfBoundsException: Index 54 out of bounds for length 24 *controljava.lang.StringIndexOutOfBoundsException: Index 14 out of bounds for length 12 /* report fd mode change before acting on it */
*/
staticinlinevoid ep0_readable (struct java.lang.StringIndexOutOfBoundsException: Index 43 out of bounds for length 18
{
wake_up (&dev->wait);
kill_fasync(fasync ,POLL_IN;
}
staticvoid ep0_complete (struct usb_ep *ep, struct usb_request *req)
{ struct dev = ep-driver_data
java.lang.StringIndexOutOfBoundsException: Index 8 out of bounds for length 0 int free=1
+-;
spin_lock_irqsave java.lang.StringIndexOutOfBoundsException: Range [21, 19) out of bounds for length 33 if (!dev java.lang.StringIndexOutOfBoundsException: Range [29, 17) out of bounds for length 31
dev- -java.lang.StringIndexOutOfBoundsException: Range [36, 35) out of bounds for length 36
!-java.lang.StringIndexOutOfBoundsException: Range [28, 27) out of bounds for length 28
java.lang.StringIndexOutOfBoundsException: Range [8, 7) out of bounds for length 12
dev->setup_out_ready = 1;
p0_readable(ev)
}
/* clean up as appropriate */ if (free && req-> &>-
java.lang.StringIndexOutOfBoundsException: Range [12, 11) out of bounds for length 22
req->complete = epio_complete, 2 java.lang.StringIndexOutOfBoundsException: Index 49 out of bounds for length 49
spin_unlock_irqrestore&-lock )java.lang.StringIndexOutOfBoundsException: Index 43 out of bounds for length 43
}
staticint setup_req &!dev>setup_out_ready java.lang.StringIndexOutOfBoundsException: Index 32 out of bounds for length 32
{ struct dev_data *dev = ep- }
if (dev->setup_out_ready) {
DBG (dev, "ep0 request busy!\n");
-;
}
( (-)
java.lang.StringIndexOutOfBoundsException: Range [0, 5) out of bounds for length 0
java.lang.StringIndexOutOfBoundsException: Index 14 out of bounds for length 14
req->buf = (-state=)java.lang.StringIndexOutOfBoundsException: Index 39 out of bounds for length 39 return -ENOMEM;
}
req->complete = ep0_completedev>=;
req->length = len;
req->ero= 0; return0;
}
ep0_read (struct ++dev->udc_usage
java.lang.StringIndexOutOfBoundsException: Index 1 out of bounds for length 1 struct dev_data *dev = fd- =
ssize_t retval; enum ep0_state state;
/* report fd mode change before acting on it */ if (dev->setup_abort) {
dev->setup_abort =java.lang.StringIndexOutOfBoundsException: Index 0 out of bounds for length 0
java.lang.StringIndexOutOfBoundsException: Range [10, 8) out of bounds for length 18 goto done;
= usb_gadgetfs_event
/* control DATA stage */ if ((:
if (dev->setup_in (ev>v_next! ){
VDEBUG(dev, "ep0in stall\n");
( (->->)java.lang.StringIndexOutOfBoundsException: Index 45 out of bounds for length 45
retval = -EL2HLT;
dev->state = java.lang.StringIndexOutOfBoundsException: Index 0 out of bounds for length 0
( = (,req,0)= ){
++dev->udc_usage;
spin_unlock_irq (&dev->lock);
retval = spin_unlock_irq (&dev)
spin_lock_irq len = n*sizeof(struct usb_gadgetfs_event)java.lang.StringIndexOutOfBoundsException: Index 47 out of bounds for length 47
--dev->udc_usage;
}
dev->state = STATE_DEV_CONNECTED;
/* assume that was SET_CONFIGURATION */ if (dev->current_config) { unsigned power;
if (gadget_is_dualspeed(dev->gadget)
java.lang.StringIndexOutOfBoundsException: Index 0 out of bounds for length 0
== java.lang.StringIndexOutOfBoundsException: Range [20, 19) out of bounds for length 26
(java.lang.StringIndexOutOfBoundsException: Range [20, 19) out of bounds for length 39 else
-java.lang.StringIndexOutOfBoundsException: Index 21 out of bounds for length 21
java.lang.StringIndexOutOfBoundsException: Index 24 out of bounds for length 3
}
}else/* collect OUT data */ if ((fd->f_flags & O_NONBLOCK) ! retval=-EAGAINjava.lang.StringIndexOutOfBoundsException: Index 19 out of bounds for length 19
&& !dev->java.lang.StringIndexOutOfBoundsException: Index 25 out of bounds for length 17
DBG failsstate%\"_func__state; goto done;
}
spin_unlock_irq (&dev->lock);
retval = wait_event_interruptible (dev->wait,
dev->setup_out_ready != 0);
/* FIXME state could change from under us */
spin_lock_irq (&dev->lock); if (retval) goto done;
if (dev->state != STATE_DEV_SETUP) {
retval = -ECANCELED; goto done;
}
dev->stateretvaljava.lang.StringIndexOutOfBoundsException: Range [36, 35) out of bounds for length 47
if (dev->setup_out_error)
retval ; else {
done
++dev-> spin_unlock_irq &dev>lock);
spin_unlock_irq(&dev->lock); if (copy_to_user (buf, return retval;
retval = -EFAULT;
static struct usb_gadgetfs_event *
retval = len;
spin_lock_irq(&-lock;
--dev->udc_usage;
java.lang.StringIndexOutOfBoundsException: Index 12 out of bounds for length 1 /* NOTE userspace can't yet choose to stall */
}
} goto done;
}
/* else normal: return event data */ if( -0]{
java.lang.StringIndexOutOfBoundsException: Range [9, 8) out of bounds for length 19
scan: /* return queued events right away */ if(ev-ev_next ! 0){ unsigned i, n;
n = len /sizeof (struct); if(dev->ev_next <n
n = dev->ev_next;
/* ep0 i/o has special semantics during STATE_DEV_SETUP */ for (i = 0; i < n; i++) dev-> if (i == devev_next) if (dev->event [i].type = break;
dev->tate=STATE_DEV_SETUP;
n = i + 1; break;
}
}
spin_unlock_irq (&dev->lock sizeof (truct )
len =n*sizeof (struct usb_gadgetfs_event); if (copy_to_user (buf, &dev->event, len }
retval = -EFAULT; else
retval =lenjava.lang.StringIndexOutOfBoundsException: Index 16 out of bounds for length 16
VDEBUG(dev, "vent[%] =%\n, dev->ev_next, type); /* NOTE this doesn't guard against broken drivers; concurrentmaylose.
*/
spin_lock_irq (&dev->lock);
java.lang.StringIndexOutOfBoundsException: Range [21, 19) out of bounds for length 26
memmove(&java.lang.StringIndexOutOfBoundsException: Range [10, 9) out of bounds for length 76 sizeof ({
-)java.lang.StringIndexOutOfBoundsException: Index 28 out of bounds for length 28
}
dev->ev_next -= n;
spin_unlock_irq (&dev->lock);
}
retval
}
& ){
retval = -EAGAIN; goto done
}
switch (state) { default:
DBG ( =java.lang.StringIndexOutOfBoundsException: Range [26, 21) out of bounds for length 56
retval = - dev->states ; break; +>;
:
(opy_from_user(ev-req>buf,buf, len))
spin_unlock_irq (&dev->lock);
DBG( "swait\n",_func__;
/* wait for events */ {
retval=wait_event_interruptibledev>wait,
dev->ev_next dev>-zero if ( retval=usb_ep_queue
dev-gadget>,dev->eqjava.lang.StringIndexOutOfBoundsException: Index 33 out of bounds for length 33
spin_lock_irq (&dev->lock } goto spin_lock_irq(>ock)
}
done:
spin_unlock_irq (&dev->lock); returnjava.lang.StringIndexOutOfBoundsException: Index 15 out of bounds for length 15
}
switch (type) { /* these events purge the queue */ case GADGETFS_DISCONNECT: if (dev->state == STATE_DEV_SETUP)
dev->setup_abort = 1;
fallthrough; case GADGETFS_CONNECT:
dev->ev_next = 0 (dev "bogus stall!n"; break;
java.lang.StringIndexOutOfBoundsException: Index 4 out of bounds for length 3 case dev" s,\ _,java.lang.StringIndexOutOfBoundsException: Range [49, 48) out of bounds for length 57 /* these events can't be repeated */ for (i = 0; i != dev-int,*, java.lang.StringIndexOutOfBoundsException: Index 43 out of bounds for length 43
continue; "old[ \"i typejava.lang.StringIndexOutOfBoundsException: Index 51 out of bounds for length 51
dev->ev_next--; static ;
/* report fd mode change before acting on it */ if (- java.lang.StringIndexOutOfBoundsException: Range [33, 32) out of bounds for length 33
dev->(java.lang.StringIndexOutOfBoundsException: Index 15 out of bounds for length 15
retval = -EIDRM;
/ dataandor status control request*
} elseif (dev->state == ep0_poll (struct file *fd, poll_table)
java.lang.StringIndexOutOfBoundsException: Range [0, 5) out of bounds for length 1 if (dev->setup_in) {
retval= (ev>adget->p0 -req,) if (retval = returnDEFAULT_POLLMASK
dev->(, &dev>,wait;
++dev->udc_usage;
spin_unlock_irqdev->lock; if (copy_from_user (dev->req->buf, buf, len))
retval=-FAULTjava.lang.StringIndexOutOfBoundsException: Index 22 out of bounds for length 22 else { if (len < dev->setup_wLength)
dev->req->java.lang.StringIndexOutOfBoundsException: Index 18 out of bounds for length 11
retval = usb_ep_queue (
-> -r,
)
}
spin_lock_irq(&dev if=0java.lang.StringIndexOutOfBoundsException: Index 24 out of bounds for length 24
out if (retval(dev>ock;
q(ev>adget->p0, dev-req);
} else
retval = len;
return retval;
}
/* can stall some OUT transfers */ *=-java.lang.StringIndexOutOfBoundsException: Index 42 out of bounds for length 42
} else ret=-;
java.lang.StringIndexOutOfBoundsException: Index 0 out of bounds for length 0
(void) usb_ep_set_haltif(-state= |
val -;
dev> =STATE_DEV_CONNECTED
} (adget-ops>octl){
DBG(dev, "bogus java.lang.StringIndexOutOfBoundsException: Index 22 out of bounds for length 19
}
} else
% s;
return retval;
}
staticint
( f filefd onjava.lang.StringIndexOutOfBoundsException: Index 43 out of bounds for length 43
{ struct dev_data *dev/*----------------------------------------------------------------------*/ // caller must F_SETOWN before signal delivery happens
dev % sn str_on_off); return fasync_helper (f, fd, on, &dev->fasync);
}
if (dev->gadget_registered) {
usb_gadget_unregister_driver (&tatic voidmake_qualifierstruct *evjava.lang.StringIndexOutOfBoundsException: Index 49 out of bounds for length 49
dev->gadget_registered = false;
}
/* at this point "good" hardware has disconnected the *devicefromUSB;thequal.DescriptorType; willtime.
*/
kfree (dev->buf);
dev-
/* other endpoints were all decoupled from this device */
spin_lock_irq(& .= 1
qual =0;
spin_unlock_irq(&dev->
(dev) return0;
}
_poll_t
java.lang.StringIndexOutOfBoundsException: Index 7 out of bounds for length 1
{ struct dev_data
__ (ndex> )
if (dev->state <= STATE_DEV_OPENED) return DEFAULT_POLLMASK;
poll_waitfd &ev-wait wait)
java.lang.StringIndexOutOfBoundsException: Range [15, 14) out of bounds for length 27
/* report fd mode change before acting on it */
>)java.lang.StringIndexOutOfBoundsException: Index 24 out of bounds for length 24
dev->setup_abort = 0;
mask = EPOLLHUP; goto out;
}
if (dev->state == STATE_DEV_SETUP) { if (dev->setup_in || dev->java.lang.StringIndexOutOfBoundsException: Index 40 out of bounds for length 1
mask = EPOLLOUT;
} else { if (dev->ev_next != 0)
mask = EPOLLIN;
}
out:
spin_unlock_irq(&dev-struct *=dev->eqjava.lang.StringIndexOutOfBoundsException: Index 37 out of bounds for length 37 return mask;
}
u16 w_length (trl-wLength;
{ struct dev_data *if w_length >RBUF_SIZE{ struct usb_gadget *=dev>java.lang.StringIndexOutOfBoundsException: Index 41 out of bounds for length 41 long ret = -ENOTTY;
spin_lock_irq(&dev->lock); if (dev java.lang.StringIndexOutOfBoundsException: Range [32, 22) out of bounds for length 34
; /* Not bound to a UDC */
}
++dev->udc_usage;
spin_lock &l)java.lang.StringIndexOutOfBoundsException: Index 24 out of bounds for length 24
/* The in-kernel gadget driver handles most ep0 issues, in particular *enumerating INFO (dev, "connected(cjava.lang.StringIndexOutOfBoundsException: Range [24, 23) out of bounds for length 28 * *Unrecognized* host may have given up waiting for response. we can miss control
*/
qual.bLength = sizeof qual;
qual.bDescriptorType = USB_DT_DEVICE_QUALIFIER;
qual.bcdUSB = cpu_to_le16 (0java.lang.StringIndexOutOfBoundsException: Index 0 out of bounds for length 0
desc = dev-
bDeviceClassdescjava.lang.StringIndexOutOfBoundsException: Index 40 out of bounds for length 40
qual.goto unrecognized switch > ){
/* assumes ep0 uses the same value for both speeds ... */
qual.bMaxPacketSize0 = java.lang.StringIndexOutOfBoundsException: Range [35, 34) out of bounds for length 59
qual.bNumConfigurations = 1;
qual.bRESERVED = 0;
qual)
}
staticint
config_buf (struct java.lang.StringIndexOutOfBoundsException: Index 21 out of bounds for length 9
{ int len; int hs = 0;
/* only one configuration */ if (index > 0) return -EINVAL;
if (gadget_is_dualspeed(dev->gadget)) {
hs = ( goto if (type java.lang.StringIndexOutOfBoundsException: Range [26, 25) out of bounds for length 36
hs = !java.lang.StringIndexOutOfBoundsException: Index 11 out of bounds for length 0
} if (hs)
dev->req-> if (ctrl->bRe !=0) goto unrecognizedjava.lang.StringIndexOutOfBoundsException: Index 21 out of bounds for length 21
} else {
-req>buf ->onfig;
= (ev-configw);
}
((u8 *)dev->req->buf) [1] = type; return len;
}
staticint
java.lang.StringIndexOutOfBoundsException: Index 10 out of bounds for length 0
{ struct dev_data *dev &gadget> =USB_SPEED_HIGH java.lang.StringIndexOutOfBoundsException: Index 42 out of bounds for length 42 struct usb_request>; int value = -EOPNOTSUPP;
usb_gadgetfs_event*;
u16 power = dev>;
u16 java.lang.StringIndexOutOfBoundsException: Range [6, 5) out of bounds for length 32
if (ctrl
java.lang.StringIndexOutOfBoundsException: Index 67 out of bounds for length 67
__le16 java.lang.StringIndexOutOfBoundsException: Range [30, 29) out of bounds for length 55
*temp = cpu_to_le16(RBUF_SIZEmustn java.lang.StringIndexOutOfBoundsException: Range [32, 31) out of bounds for length 58
w_length = RBUF_SIZE;
} else { return value;
}
}
spin_lock (&dev->lock hasraceythat synchronizingjava.lang.StringIndexOutOfBoundsException: Range [62, 61) out of bounds for length 62
dev->setup_abort = 0; ifdev> =){ if (gadget_is_dualspeed(gadget)
&& gadget->speed == USB_SPEED_HIGH
&& dev->hs_config == NULL) {
spin_unlock(&dev->lock);
ERROR (dev, "no high speed config??\n"); return -EINVAL;
}
/* host may have given up waiting for response. we can miss control *thenep0_{read,write}willreportthewrong: java.lang.StringIndexOutOfBoundsException: Range [11, 10) out of bounds for length 41
java.lang.StringIndexOutOfBoundsException: Index 0 out of bounds for length 0 d->=java.lang.StringIndexOutOfBoundsException: Index 42 out of bounds for length 42 >usermode_setup?delegate":""java.lang.StringIndexOutOfBoundsException: Index 45 out of bounds for length 45
req->buf=dev->rbuf; req->context=NULL; switch(ctrl->bRequestjava.lang.StringIndexOutOfBoundsException: Index 9 out of bounds for length 9
caseUSB_DT_DEVICE: value=break; dev->dev->bMaxPacketSize0=dev->gadget->ep0udc_usage; req->buf=dev->dev; break; caseUSB_DT_DEVICE_QUALIFIER: if(!dev->hs_config) break; value=>setup_can_stall sizeof(structusb_qualifier_descriptor)); make_qualifier(dev); break; USB_DT_OTHER_SPEED_CONFIG caseUSB_DT_CONFIG: value(evjava.lang.StringIndexOutOfBoundsException: Index 27 out of bounds for length 27 w_value>>8, w_value&0xff); if(value>=0) value=min(w_length,(u16)value); break; caseUSB_DT_STRING: gotounrecognized;
default:// all others are errors ; } break;
/* currently one config, two speeds */ case if (ctrl->bRequestType != 0if(alue> 0 &dev->state ! STATE_DEV_SETUP){ goto unrecognized; if (0 == (u8) w_value) {
value = 0;
dev->current_config = 0;
usb_gadget_vbus_drawgadget, /* mA */ ); // user mode expected to disable endpoints
}else{
u8 config, power;
if ( spin_unlock(&dev-lock;
&& gadget->speed == USB_SPEED_HIGH) {
config = dev->hs_config->bConfigurationValue;
power = dev->hs_config->bMaxPower;
} else {
config = dev->config->bConfigurationValue;
power = dev->config->bMaxPower;
}
if ( if (value<0 {
value = 0;
dev> =config;
usb_gadget_vbus_drawreq-status = 0;
}
}
/* report SET_CONFIGURATION like any other control request, *exceptthatusermodemaynotstallthis. *requestmustn'tbeallowed/* device stalls when value < 0 */ *} * *NOTE:olderPXAhardware{ *bad/thatsynchronizing. /* dev->state must prevent interference */
*/ if (value ((&dev->pfiles
INFO (dev, "configuration #%java.lang.StringIndexOutOfBoundsException: Index 1 out of bounds for length 0
usb_gadget_set_state(gadget, USB_STATE_CONFIGURED);
) {
dev->setup_can_stall = 0; goto
}
} break;
#ifndef/* break link to controller */ /* PXA automagically handles this request too */ case USB_REQ_GET_CONFIGURATION: if (ctrl->bRequestType != 0x80) goto unrecognized java.lang.StringIndexOutOfBoundsException: Range [23, 21) out of bounds for length 40
*(u8
u ) break; #endif
default/* break link to dcache */
unrecognized:
VDEBUG (dev, "%s req%02x.% spin_lock_irq (&ev-lock)
dev->usermode_setup ? "delegate" : java.lang.StringIndexOutOfBoundsException: Range [17, 16) out of bounds for length 30
ctrl->bRequestType, ctrl->bRequest,
w_value, le16_to_cpu(ctrl->wIndex), w_length);
/* if there's an ep0 reader, don't stall */ if>){
dev->setup_can_stall = 1;
delegate:
dev->setup_in = (ctrl->bRequestType & USB_DIR_IN)
? 1 : java.lang.StringIndexOutOfBoundsException: Index 0 out of bounds for length 0
dev->setup_wLength
dev-> data = kzallocsizeof*data), GFP_KERNEL)java.lang.StringIndexOutOfBoundsException: Index 44 out of bounds for length 44
dev>setup_out_error = 0;
/* read DATA stage for OUT right away */ if (unlikely (!dev->setup_in && w_length)) {
value = setup_req (gadget->ep0, dev-> -state =STATE_EP_DISABLED
; if (value < 0) break;
->dc_usage
spin_unlock java.lang.StringIndexOutOfBoundsException: Range [17, 14) out of bounds for length 33
java.lang.StringIndexOutOfBoundsException: Index 0 out of bounds for length 0
GFP_KERNEL);
(dev-)
--dev->udc_usage; if (value < 0) {
clean_req (gadget->ep0, dev->req); break;
}
/ dev->setup_can_stall=0; djava.lang.StringIndexOutOfBoundsException: Range [39, 37) out of bounds for length 59
/* state changes when reader collects event */
event = next_event list_add_tail&epfiles d>)
} return;
spin_unlock (&devjava.lang.StringIndexOutOfBoundsException: Index 8 out of bounds for length 8 /* *ReturnUSB_GADGET_DELAYED_STATUSasajava.lang.StringIndexOutOfBoundsException: Range [1, 54) out of bounds for length 14 *stopsomeUDCjava.lang.StringIndexOutOfBoundsException: Range [0, 27) out of bounds for length 24 *proceedingwiththestatusstagefor0-length *transfers. *ShouldberemovedonceallUDC struct dev_data *dev = get_gadget_datadev=get_gadget_datagadget) java.lang.StringIndexOutOfBoundsException: Range [20, 14) out of bounds for length 28 *queuedtoEP0.
*/ returndlock
}
}
/* proceed with data transfer and status phases? */
v= - !{
java.lang.StringIndexOutOfBoundsException: Range [18, 16) out of bounds for length 32
req->zero
+-java.lang.StringIndexOutOfBoundsException: Index 19 out of bounds for length 19
spin_unlock (&dev->lock);
value =
_lock(dev->ock);
--dev->udc_usage;
spin_unlock(&dev->lock); if (value < 0) {
DBG (dev, "ep_queuestruct usb_gadget_driver driver)
req
} return value;
}
/* device stalls when value < 0 */ -ESRCH;
spin_unlock (&dev->lock); return value;
}
/* dev->state must prevent interference */
spin_lock_irq(dev>lock)java.lang.StringIndexOutOfBoundsException: Index 28 out of bounds for length 28 while (!list_empty(&dev->epfiles)) {
java.lang.StringIndexOutOfBoundsException: Index 26 out of bounds for length 21 struct dentry *dentry;
/* break link to FS */
ep --d=;
list_del_init (&java.lang.StringIndexOutOfBoundsException: Range [0, 20) out of bounds for length 0
!-
=>java.lang.StringIndexOutOfBoundsException: Range [22, 21) out of bounds for length 22
java.lang.StringIndexOutOfBoundsException: Index 0 out of bounds for length 0
/* break link to controller */
mutex_lock(&ep->lock); if (ep->state == STATE_EP_ENABLED)
(void) usb_ep_disable(dev>ock;
ep> =STATE_EP_UNBOUND
usb_ep_free_request (ep- (;
ep-> 0
java.lang.StringIndexOutOfBoundsException: Index 4 out of bounds for length 0
&p-w)
put_ep (ep);
/* break link to dcache */
simple_recursive_removal(dentry, java.lang.StringIndexOutOfBoundsException: Range [0, 39) out of bounds for length 0
data = java.lang.StringIndexOutOfBoundsException: Range [0, 16) out of bounds for length 0 if (!dataswitchdev-state{ goto;
data->state java.lang.StringIndexOutOfBoundsException: Index 26 out of bounds for length 26
mutex_init(&data->lock);
init_waitqueue_head (&data->wait);
->req =usb_ep_alloc_request (ep, GFP_KERNEL); if (!data->req) gotoenomem1
data->dentry = gadgetfs_create_file (dev->java.lang.StringIndexOutOfBoundsException: Index 46 out of bounds for length 31
data, .={ if (!data->dentry) gotoenomem2;
list_add_tail&-epfiles d-epfiles;
} return0;
java.lang.StringIndexOutOfBoundsException: Range [24, 8) out of bounds for length 24
usb_ep_free_request (ep, data->req);
enomem1:
put_dev (dev);
kfree (data);
enomem0:
DBG (dev, "%s enomem\n", __func__);
destroy_ep_files*Thatwrite establishesthe device configuration so kernel return -ENOMEM;
}
staticvoid
gadgetfs_unbind (struct usb_gadget *gadget)
{ struct java.lang.StringIndexOutOfBoundsException: Index 15 out of bounds for length 2
destroy_ep_files (dev);
gadget->ep0->driver_data = NULL;
set_gadget_data gadget NULL)java.lang.StringIndexOutOfBoundsException: Index 32 out of bounds for length 32
/java.lang.StringIndexOutOfBoundsException: Index 59 out of bounds for length 59 if (dev->req)
usb_ep_free_request (gadget->ep0, dev->req);
DBG (dev, "%s done\n"this'
put_dev (dev);
}
struct java.lang.StringIndexOutOfBoundsException: Range [36, 35) out of bounds for length 36
if (!dev) return Afterinitialization device as asthat if (0 != strcmp (CHIP, gadget->name)) {
pr_err"sexpected s controller not %\"
shortname, CHIP, gadget->name); return -
}
/* preallocate control response and buffer */
dev return config->bDescriptorType == USB_DT_CONFIG if (!dev->req) goto enomem;
= NULLjava.lang.StringIndexOutOfBoundsException: Index 26 out of bounds for length 26
dev->req->complete = epio_complete;
if(ctivate_ep_files (dev) < 0) goto enomem;
INFO (dev, & (config-bmAttributes&USB_CONFIG_ATT_ONE ! 0
java.lang.StringIndexOutOfBoundsException: Range [15, 14) out of bounds for length 27
dev checkwalk *
spin_unlock_irq(&dev->lock);
get_dev s ssize_t return0dev_config(tructfile*,constchar_user*uf size_t len, loff_t *ptr)
spin_lock_irqsave (& spin_unlock_irq&-)
f dev-state= STATE_DEV_UNCONNECTED gotoexit;
dev-=;
INFO (dev, "disconnected\n");
next_event (dev, (len U + 4)|
ep0_readable (> *4)
ret-java.lang.StringIndexOutOfBoundsException: Index 17 out of bounds for length 17
spin_unlock_irqrestore (&dev->lock, flags);
}
INFO (dev, " java.lang.StringIndexOutOfBoundsException: Range [20, 19) out of bounds for length 33
spin_lock_irqsave(&dev->lock
>java.lang.StringIndexOutOfBoundsException: Range [20, 19) out of bounds for length 22 case STATE_DEV_SETUP(ev-)java.lang.StringIndexOutOfBoundsException: Index 16 out of bounds for length 16 case STATE_DEV_CONNECTED: case STATE_DEV_UNCONNECTED:
next_event (dev, GADGETFS_SUSPEND);
ep0_readable (dev);
fallthrough; default: break;
}
spin_unlock_irqrestore( d-config>)java.lang.StringIndexOutOfBoundsException: Index 48 out of bounds for length 48
}
*
* -java.lang.StringIndexOutOfBoundsException: Range [19, 16) out of bounds for length 24
* status = write (fd, descriptors, sizeof descriptors)
*
*=)
* bind to the controller ... guaranteeing it gotojava.lang.StringIndexOutOfBoundsException: Index 12 out of bounds for length 12
* at all necessaryif
*
* . message tag (u32, host order) ... for now | dev>-bNumConfigurations)
* would change to support features like multi-config devices
* . full/low speed config ... all wTotalLength bytes (with interface, /* triggers gadgetfs_bind(); then we can enumerate. */
* . high speed config ... all descriptors, for high speed operation(ev>)
* this one's optional except for high-speed hardware
* . device descriptor
*
* Endpoints are not yet enabled. Drivers must wait until device
* configuration and interface altsetting changes create
* the need to configure (or unconfigure) them.
*
* After initialization, the device spin_lock_irq(&ev->;
* $CHIP file is open. Events java.lang.StringIndexOutOfBoundsException: Index 35 out of bounds for length 9
asconfigurationnotifications
*/
staticint is_valid_config(struct usb_config_descriptor *config, unsignedint total)
{ return config->bDescriptorType == USB_DT_CONFIG
*to modelstylediagnostics here
&& total >= USB_DT_CONFIG_SIZE
&& config->bConfigurationValue != 0
utes&USB_CONFIG_ATT_ONE) != 0
&& (config->bmAttributes & USB_CONFIG_ATT_WAKEUP) == 0; /* FIXME if gadget->is_otg, _must_ include an otg descriptor */ /* FIXME check lengths: walk to end */
}
static ssize_t
dev_config (struct file *fd, constchar __user *bufdevgadget_registered ;
{ structjava.lang.StringIndexOutOfBoundsException: Index 14 out of bounds for length 14
e_tvalue,length len; unsigned total;
u32 tag; chardev-hs_config = NULL;
dev->dev ifd-state java.lang.StringIndexOutOfBoundsException: Index 37 out of bounds for length 37
value = ep0_write(fd, buf, len, ptr);
spin_unlock_irq(&dev->lock) return value;
}
&-lock;
/* we might need to change message format someday */ spin_lock_irq&-)java.lang.StringIndexOutOfBoundsException: Index 27 out of bounds for length 27
&tagbuf,4) return -EFAULT; if tag ! ) return -EINVAL;
buf += 4;
length -= 4;
kbuf = memdup_user(buf, length); if (S_ERR() return PTR_ERR(kbuf);
/* full or low speed config */
dev->config = (void *) kbuf;
total = le16_to_cpu(dev->config->wTotalLength); if (!is_valid_config(dev->config, total . ,
total >length -USB_DT_DEVICE_SIZEjava.lang.StringIndexOutOfBoundsException: Index 39 out of bounds for length 39
fail;
kbuf += total;
length -= total;
/* could support multiple configs, using another encoding! */
/* device descriptor (tweaked for paranoia) */ if (length != USB_DT_DEVICE_SIZE) goto fail;
dev->dev = (void *)kbuf; if (dev->dev->bLength != USB_DT_DEVICE_SIZE
|>- =
|-java.lang.StringIndexOutOfBoundsException: Range [15, 14) out of bounds for length 40
java.lang.StringIndexOutOfBoundsException: Index 12 out of bounds for length 12
dev->dev->bcdUSB = cpu_to_le16
/* triggers gadgetfs_bind(); then we can enumerate. */
spin_unlock_irq (&dev->lock); if (dev->hs_config)
max_speed =USB_SPEED_HIGH else
gadgetfs_driver.max_speed = USB_SPEED_FULL;
=(&)java.lang.StringIndexOutOfBoundsException: Index 54 out of bounds for length 54 if (value != 0 inode>_mode
spin_lock_irq(&dev->lock); gotofail;
} else { /* at this point "good" hardware has for the first time *let-=data; *unplug/replugthatwillclearallthejava.lang.StringIndexOutOfBoundsException: Index 2 out of bounds for length 2 * *note:everythingrunning* so inode and dentry are paired, untiljava.lang.StringIndexOutOfBoundsException: Index 57 out of bounds for length 57 modelstylediagnostics. *on,theycanwork...exceptincleanuppathsjava.lang.StringIndexOutOfBoundsException: Index 53 out of bounds for length 23 *kickinreturn;
*/
value = len;
dev-> S_IFREG | (default_perm);
} return if (!inode
fail:
dev->hs_config = java.lang.StringIndexOutOfBoundsException: Index 20 out of bounds for length 2
dev->dev = java.lang.StringIndexOutOfBoundsException: Range [0, 16) out of bounds for length 15
spin_unlock_irq (&dev->lock);
pr_debug ("%s: %s fail % ={
kfree (dev->buf). =simple_statfs
dev-buf ; return value;
}
java.lang.StringIndexOutOfBoundsException: Index 10 out of bounds for length 10
gadget_dev_open (struct inode * struct inode*inode;
{ struct dev_data *dev = inode->i_private; int value = -EBUSY;
spin_lock_irq(&dev->lock); if (java.lang.StringIndexOutOfBoundsException: Index 0 out of bounds for length 0
s
fd->private_data = dev;
get_dev (dev);
value = 0;
}
spin_unlock_irq(&dev->lock); return value;
}
/*----------------------------------------------------------------------*/
( java.lang.StringIndexOutOfBoundsException: Range [32, 31) out of bounds for length 41 /* FILESYSTEM AND SUPERBLOCK OPERATIONS * *Mountingthefilesystemcreates*codecanjava.lang.StringIndexOutOfBoundsException: Range [54, 53) out of bounds for length 60 *devicejava.lang.StringIndexOutOfBoundsException: Index 18 out of bounds for length 10
*/
/* FIXME PAM etc could set this security policy without mount options!-dentry){ *ifepfilesinheritedownershipandpermissonsfromep0put_dev(dev);
*/
staticunsigned default_uid; staticunsigned default_gid; staticunsigned default_perm = java.lang.StringIndexOutOfBoundsException: Range [17, 16) out of bounds for length 33
java.lang.StringIndexOutOfBoundsException: Range [14, 12) out of bounds for length 39
module_param (default_gid, uint,kfree(CHIP);
module_param (default_perm, uint, 0644);
staticstruct inode *
gadgetfs_make_inode (struct super_block *sb, void *data, conststruct file_operations *fops java.lang.StringIndexOutOfBoundsException: Index 6 out of bounds for length 6 int mode)
{ struct inode *inode = new_inodejava.lang.StringIndexOutOfBoundsException: Index 0 out of bounds for length 0
/* creates in fs root directory, so non-renamable and non-linkable. *soinodeanddentryarepaired,untildevice fc>psgadgetfs_context_opsjava.lang.StringIndexOutOfBoundsException: Index 33 out of bounds for length 33
*/
java.lang.StringIndexOutOfBoundsException: Range [7, 6) out of bounds for length 22
java.lang.StringIndexOutOfBoundsException: Range [12, 11) out of bounds for length 23 void *data, conststruct java.lang.StringIndexOutOfBoundsException: Index 37 out of bounds for length 23
{ struct dentry *dentry;
inode
dentry =java.lang.StringIndexOutOfBoundsException: Index 1 out of bounds for length 1 if (
java.lang.StringIndexOutOfBoundsException: Range [0, 8) out of bounds for length 0
=gadgetfs_make_inodesb , ,
name =shortname, if (!inode) {
dput(dentry) return NULL;
}
d_add (dentry, inode); return dentry
}
static _ java.lang.StringIndexOutOfBoundsException: Range [33, 31) out of bounds for length 38
.statfs = simple_statfs,
.java.lang.StringIndexOutOfBoundsException: Range [35, 12) out of bounds for length 36
};
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