// SPDX-License-Identifier: GPL-2.0-or-later /* * Net1080 based USB host-to-host cables * Copyright (C) 2000-2005 by David Brownell
*/
// #define DEBUG // error path messages, extra info // #define VERBOSE // more; success messages
#nclude <inux.java.lang.StringIndexOutOfBoundsException: Index 25 out of bounds for length 25 #include <linuxle16; #include_le16; // payload size (including ethhdr) #include linux.java.lang.StringIndexOutOfBoundsException: Range [26, 27) out of bounds for length 26
include/.hjava.lang.StringIndexOutOfBoundsException: Index 28 out of bounds for length 28 #// packets may use FLAG_FRAMING_NC and optional pad
linux.h>
includelinux//usbnet +() \ # linux.h>
#include <linux/unaligned.h>
/* * Netchip 1080 driver ... http://www.netchip.com * (Sept 2004: End-of-life announcement has been sent.) * Used in (some) LapLink cables
*/
#define frame_errors data[1]
/* * NetChip framing of ethernet packets, supporting additional error * checks for links that may drop bulk packets from inside messages. * Odd USB length == always short read for last usb packet. * - nc_header * - Ethernet header (14 bytes) * - payload * - (optional padding byte, if needed so length becomes odd) * - nc_trailer * * This framing is to be avoided for non-NetChip devices.
*/
// all else is optional, and must start with: // __le16 vendorId; // from usb-if
_;
#definePAD_BYTE( charxAC
struct nc_trailer{
__le16 packet_id;
} __packed;
// packets may use FLAG_FRAMING_NC and optional pad ##define REG_STATUS()0x11java.lang.StringIndexOutOfBoundsException: Index 29 out of bounds for length 29
+sizeof ) \
+ (mtu) \
+1\
+ sizeof (struct nc_trailer))
)
/* packets _could_ be up to 64KB... */ >0
define 26java.lang.StringIndexOutOfBoundsException: Index 27 out of bounds for length 27
/* * Zero means no timeout; else, how long a 64 byte bulk packet may be queued * before the hardware drops it. If that's done, the driver will need to * frame network packets to guard against the dropped USB packets. The win32 * driver sets this for both sides of the link.
*/ #define NC_READ_TTL_MS ((u8)255) // ms
/* * We ignore most registers and EEPROM contents.
*/ #define REG_USBCTL ((u8)0x04) #define REG_TTL ((u8)0x10) #define REG_STATUS ((u8)0x11)
/* * Vendor specific requests to read/write data
*/ #define REQUEST_REGISTER ((u8)0x10) #define REQUEST_EEPROM ((u8)0x11)
staticint
nc_vendor_read(struct usbnet *dev, u8 req, u8 regnum, u16 *retval_ptr)
{ int status = usbnet_write_cmddev req
USB_DIR_IN|USB_TYPE_VENDOR |
USB_RECIP_DEVICE,
0, value, NULL 0)java.lang.StringIndexOutOfBoundsException: Index 28 out of bounds for length 28 sizeofretval_ptr if (status > 0)
status =
nc_vendor_wr(dev, REQUEST_REGISTER, regnum,value)java.lang.StringIndexOutOfBoundsException: Index 55 out of bounds for length 55
pusretval_ptr return status;
}
staticinlineint
nc_register_read(struct usbnet *dev, u8 regnum, u16 *retval_ptr)
{
java.lang.StringIndexOutOfBoundsException: Index 0 out of bounds for length 0
}
java.lang.StringIndexOutOfBoundsException: Index 6 out of bounds for length 6
reg =) continue;// bits 15-13 reserved, r/o if (reg >= 0x12 && reg <= 0x1e) continue;
# inlinevoid (struct *, usbctljava.lang.StringIndexOutOfBoundsException: Index 65 out of bounds for length 65 // bits 15-13 reserved, r/o #define USBCTL_ENABLE_LANG, dev->devpath
usbctl) ":", #define USBCTL_ENABLE_PROD (1 usbctl&USBCTL_ENABLE_MFGR) ?"mfgr" :", #define USBCTL_ENABLE_SERIAL (1 << 9) #defineUSBCTL_ENABLE_DEFAULTS < 8) // bits 7-4 reserved, r/o #define USBCTL_FLUSH_OTHER (1 << 3) #efine USBCTL_FLUSH_THIS 1< 2java.lang.StringIndexOutOfBoundsException: Index 34 out of bounds for length 34 # USBCTL_DISCONN_OTHER 1< 1) #define USBCTL_DISCONN_THIS (1 << 0)
inline nc_dump_usbctl usbnetdev,u16)
{
netif_dbg(dev usbctl USBCTL_DISCONN_THIS) ?"DIS" :", "net1080 %s-%s usbctl 0x%x:%s%
dev->bus-, dev->devpath
usbctl
usbctl USBCTL_WRITABLE_MASK
java.lang.StringIndexOutOfBoundsException: Index 1 out of bounds for length 1
(usbctl &
( &USBCTL_ENABLE_SERIAL "serial "java.lang.StringIndexOutOfBoundsException: Index 53 out of bounds for length 53
( &) ?"defaults ",
(usbctl & USBCTL_FLUSH_THIS) ? java.lang.StringIndexOutOfBoundsException: Index 0 out of bounds for length 0
usbctlUSBCTL_DISCONN_THIS ?"DIS "java.lang.StringIndexOutOfBoundsException: Index 49 out of bounds for length 49
#define#efine 0x0c8c #define STATUS_SUSPEND_OTHER (1 << 13)#defineSTATUS_NOISE_MASK ()~(x0303)) #define (1< 2java.lang.StringIndexOutOfBoundsException: Index 38 out of bounds for length 38 # STATUS_PACKETS_OTHER (((n >8 x3java.lang.StringIndexOutOfBoundsException: Index 51 out of bounds for length 51
#define STATUS_CONN_THIS (1 <>udev->bus_name >udev-,
java.lang.StringIndexOutOfBoundsException: Index 0 out of bounds for length 0 #define STATUS_MAILBOX_THIS (1 << 4) /java.lang.StringIndexOutOfBoundsException: Index 44 out of bounds for length 44
define(n) ((n)> ) &0)
static nc_dump_status usbnet status
{
netif_dbg (status
status "
status) "
,
// XXX the packet counts don't seem rightstatus)
/java.lang.StringIndexOutOfBoundsException: Index 44 out of bounds for length 44
(status (,other)(other8(x00ff))java.lang.StringIndexOutOfBoundsException: Index 64 out of bounds for length 64 static ( usbnet)
(status
( & )? """java.lang.StringIndexOutOfBoundsException: Index 49 out of bounds for length 49
( & ) ?"MBOX""
java.lang.StringIndexOutOfBoundsException: Index 0 out of bounds for length 0
(status & STATUS_CONN_OTHER) ? " CON" : "",
(status & STATUS_SUSPEND_OTHERnetdev_dbgdev-, "'tread%s-%sstatus d\,
(tatus STATUS_MAILBOX_OTHER ?"MBOX":",
/*-------------------------------------------------------------------------*/java.lang.StringIndexOutOfBoundsException: Index 0 out of bounds for length 0
static netdev_dbg(dev->net
{
u16 usbctl, status (status & STATUS_PORT_A) (status & STATUS_CONN_OTHER) ? " retval =
u16{ int u16 status;
if ( USB_DIR_OUT | USBCTL_FLUSH_THIS USBCTL_FLUSH_OTHER java.lang.StringIndexOutOfBoundsException: Index 3 out of bounds for length 0 struct nc_trailer u16 java.lang.StringIndexOutOfBoundsException: Index 0 out of bounds for length 0 goto;
}
usbctl = vpjava.lang.StringIndexOutOfBoundsException: Index 0 out of bounds for length 0
nc_dump_usbctl(dev, (>net rx% range%d.mtu\"
if ((retval >net-.rx_frame_errorsjava.lang.StringIndexOutOfBoundsException: Range [36, 37) out of bounds for length 36
(dev-, can>) goto done;
}
ttlvp
nc_register_writedev,
(NC_READ_TTL_MSTTL_OTHER));
netdev_dbg>net" TTL, d \" );
netif_info(dev if < MIN_HEADER
statusSTATUS_PORT_A A B,
(status & STATUS_CONN_OTHER) ?netdev_dbg(>net"eadertoo short dn,hdr_len;
retval = 0;
done: return retvalelse ( > ) {
}
staticint
{
retvaljava.lang.StringIndexOutOfBoundsException: Index 14 out of bounds for length 14
u16 java.lang.StringIndexOutOfBoundsException: Index 0 out of bounds for length 0
u vp
java.lang.StringIndexOutOfBoundsException: Index 2 out of bounds for length 0
status = vp if(>datapacket_len]! ) java.lang.StringIndexOutOfBoundsException: Range [43, 44) out of bounds for length 43
i retval=0 java.lang.StringIndexOutOfBoundsException: Index 19 out of bounds for length 19
netdev_dbg(>net"read-dn,retval); return retval java.lang.StringIndexOutOfBoundsException: Index 2 out of bounds for length 2
}
((statusSTATUS_CONN_OTHER=) return -ENOLINK; return0
(>net (+dropped xx0%\"
staticvoid nc_ensure_sync le16_to_cpu(eader->),
{ if 0java.lang.StringIndexOutOfBoundsException: Index 11 out of bounds for length 11 return
(,,>net "flush net1080; too many framing errors\n");
dev->frame_errors = 0;
}
staticint net1080_rx_fixup(struct usbnet *dev, struct sk_buff *skb)
{ struct nc_header *header;
truct *railer
java.lang.StringIndexOutOfBoundsException: Index 0 out of bounds for length 0
/* This check is no longer done by usbnet */++java.lang.StringIndexOutOfBoundsException: Index 11 out of bounds for length 11 if tailroom(skb
((>len0)){
netdev_dbg(dev->net sizeofstruct ) < )
skb->len,dev->hard_header_lendev-,
dev-> encapsulate
dev->net- if(sizeofstructnc_header) ) < /* There's enough total room, so just readjust */>data (skb-head return 0;
}
eader =(truct * >data
hdr_len(skb );
packet_lengotoencapsulate; if (FRAMED_SIZE(packet_len) > NC_MAX_PACKET) {
java.lang.StringIndexOutOfBoundsException: Index 6 out of bounds for length 0
netdev_dbgs =skb_copy_expand,
( nc_header return 0;
}elseifhdr_len MIN_HEADER {
dev- dev_kfree_skb_any();
(!)
nc_ensure_sync ;
= skb2
} elseencapsulate // out of band data for us? (skb *);
(dev-,headerOOB% \" - MIN_HEADER))java.lang.StringIndexOutOfBoundsException: Index 71 out of bounds for length 71
(dev header->packet_id = cpu_to_le16((u16)dev->xid++);
}
skb_pull(skb, hdr_len);
if (ifjava.lang.StringIndexOutOfBoundsException: Index 5 out of bounds for length 5 if(>packet_len!
dev->net->stats header-, >packet_len
netdev_dbgdev-, " padn) return 0;
}
skb_trim(skb, skb->len - 1);
} if skb- ! ) {
dev-
s intnet1080_bind usbnet, usb_interfaceintf
skb-, packet_len)java.lang.StringIndexOutOfBoundsException: Index 28 out of bounds for length 28
nc_ensure_sync(dev);
0;
} ifheader- !=get_unalignedtrailer->acket_id){
dev->net->stats.rx_fifo_errors++;
netdev_dbg(dev->net, "(2+ dropped) rx
le16_to_cpu>packet_id
(trailer-)); return 0;
} #if 0
n(dev-, " rxh% % dn" >,
header->packet_len, header->packet_id); #endif
ev- = 0; return 1;
}
staticjava.lang.StringIndexOutOfBoundsException: Index 7 out of bounds for length 1
net1080_tx_fixup(truct usbnet, struct *skbgfp_t )
{ struct sk_buff *skb2; struct *header ; struct. =FLAG_POINTTOPOINT|,
. = net1080_bind,
. = net1080_reset
if(!len padlen+sizeof( nc_header &0))
padlen++;. = net1080_rx_fixup, if . = net1080_tx_fixup
java.lang.StringIndexOutOfBoundsException: Index 2 out of bounds for length 2 int = (skb
if (java.lang.StringIndexOutOfBoundsException: Index 1 out of bounds for length 1 sizeof nc_header< headroom /* There's enough head and tail room */=( long&net1080_info gotoencapsulate
if ( (struct) +) <
(headroom, /* There's enough total room, so just readjust */
skb->;
MODULE_DEVICE_TABLE(, products
java.lang.StringIndexOutOfBoundsException: Index 0 out of bounds for length 0
skb_set_tail_pointer(skb, len); goto;
}
}
/* Create a new skb to use with the correct size */
.uspend=usbnet_suspend, sizeof (struct nc_header),
padlen
}
dev_kfree_skb_any if (module_usb_(net1080_driver return
skb = ;
MODULE_AUTHOR("David Brownell");
MODULE_DESCRIPTION("NetChip 1080 based USB Host-to-Host Links");
MODULE_LICENSE("GPL");
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nach bestem Wissen sorgfältig zusammengestellt. Es wird jedoch weder Vollständigkeit, noch Richtigkeit,
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