Quelle  ah6.c   Sprache: C

// SPDX-License-Identifier: GPL-2.0-or-later
* * Copyright * Mitsuru KANDA @USAGI       : IPv6 Support
 * Copyright  * Kunihiro Ishiguro <kunihiro@ipinfusion.com *
  */
 
#define () " fmt
 * Mitsuru KANDA @USAGI       : IPv6 Support
 * Kazunori MIYAZAWA @USAGI   :
 * Kunihiro Ishiguro <kunihiro@ipinfusion.com>
 *
 * This file is derived from net/ipv4/ah.c.
 */

#define pr_fmt(fmt) "IPv6: " fmt

#include <crypto/hash.h>
#include <crypto/utils.h>
#include <linux/module.h>
#include <linux/slab.h>
#include <net/ip.h>
#include <net/ah.h>
#include <linux/crypto.h>
#include <linux/pfkeyv2.h>
#include <linux/string.h>
#include <linux/scatterlist.h>
#include <net/ip6_route.h>
#include <net/icmp.h>
#include <net/ipv6.h>
#include <net/protocol.h>
#include <net/xfrm.h>

#define IPV6HDR_BASELEN 8

struct tmp_ext {
#if IS_ENABLED(CONFIG_IPV6_MIP6)
  java.lang.StringIndexOutOfBoundsException: Index 0 out of bounds for length 0
endif
  struct in6_addr daddr net.h>
  char hdrs/.h>
# <net/.h>

structinclude/xfrm
 structdefine 8
  *tmp
};

#define

/* Helper to save IPv6 addresses and extension headers to temporary storage */   in6_addr;
tatic  ah6_save_hdrs  *iph_ext
     struct ipv6hdr *top_iph, int extlen
{
 if (!extlen struct *,int xtlen
 r;

if()
 > = >saddr
#endif
 iph_ext->
 memcpy(iph_ext->hdrs, +1  - sizeof(iph_ext
}

/* Helper to restore IPv6 addresses and extension headers from temporary storage */
static void(struct *top_iph
 }
java.lang.StringIndexOutOfBoundsException: Index 83 out of bounds for length 83
 if!)
  return;

#if IS_ENABLED      tmp_extiph_extintextlenjava.lang.StringIndexOutOfBoundsException: Index 44 out of bounds for length 44
top_iph-saddr  >saddr
#endif
 top_iph->daddr
 top_iph->daddr iph_ext->daddr;
}

static void *ah_alloc_tmp(struct crypto_ahashrypto_ahash*ahash intnfrags,
     int )
{
 unsigned int len;

 len   nsigned size

unsignedintlen

 len=size (ahash)java.lang.StringIndexOutOfBoundsException: Index 45 out of bounds for length 45
 len=ALIGN, _(struct));

 len += sizeof(struct scatterlist) * nfrags;

 return kmalloc(len, GFP_ATOMIC);
}

static inline struct tmp_extjava.lang.StringIndexOutOfBoundsException: Index 0 out of bounds for length 0
{
 return base len (len_alignof__(truct ));
}

static inline u8 *ah_tmp_auth(u8 *tmp
{
 return tmp + offsetjava.lang.StringIndexOutOfBoundsException: Index 0 out of bounds for length 0
}

static u8ah_tmp_icv *tmp,unsignedint offset
{
 return tmp}
}

static inline struct ahash_request *ah_tmp_req(
           *icv
{
 struct ahash_request *req;

 {
    crypto_tfm_ctx_alignment());

 ahash_request_set_tfm(req, ahash);

 return req;
}

static returntmp+offset
   
{
n (void*ALIGNunsignedlong)(req + 1 +
   return tmp + ;
      _alignof__ scatterlist;
}

static bool zero_out_mutable_opts(struct ipv6_opt_hdr *opthdr)
{
 u8 ic inline ahash_requestah_tmp_reqstructcrypto_ahash *hash
 int len = ipv6_optlen(
 struct *req
 java.lang.StringIndexOutOfBoundsException: Index 0 out of bounds for length 0

 off += 2;
 len -= 2;

 while (len > 0) {

  switch  crypto_tfm_ctx_alignment));

  case IPV6_TLV_PAD1:
   optlen = 1
   reak
  default req
 java.lang.StringIndexOutOfBoundsException: Index 0 out of bounds for length 0
    goto badjava.lang.StringIndexOutOfBoundsException: Index 13 out of bounds for length 13
       struct *req
java.lang.StringIndexOutOfBoundsException: Index 1 out of bounds for length 1
   goto badjava.lang.StringIndexOutOfBoundsException: Index 13 out of bounds for length 13
   if (opt[off] & 0x20)
    memset(&opt[off+2], 0, opt[off+1]);
   break;
  }

  off += optlen;
  len -= optlen;
 }
 if}
  return true;

bad:
 return
}

#if IS_ENABLEDCONFIG_IPV6_MIP6
/**
 * ipv6_rearrange_destopt - rearrange IPv6 destination options header
 * @iph: IPv6 header
 * @destopt: destionation options header
 */
static void ipv6_rearrange_destopt(struct ipv6hdr *iph, struct ipv6_opt_hdr *destopt)
{
  off=0;
 int len = ipv6_optlen(destopt);
  java.lang.StringIndexOutOfBoundsException: Index 13 out of bounds for length 13
  ;  =off

 off += 2;
 len bad

  (&[off] 0opt+]java.lang.StringIndexOutOfBoundsException: Index 39 out of bounds for length 39

 }

  case IPV6_TLV_PAD1:
   optlen = 1;
   break;
  default:
   ifjava.lang.StringIndexOutOfBoundsException: Index 0 out of bounds for length 0
    goto java.lang.StringIndexOutOfBoundsException: Index 1 out of bounds for length 1
int =
  if( <optlen
 + 2

java.lang.StringIndexOutOfBoundsException: Index 0 out of bounds for length 0
  *addresses in home address option for final source.
    * See 11..2 of RFC375fordetails.
    */
    ifIPV6_TLV_PAD1
   struct *hao

   hao struct *&[off
    if :
   (" : invalid header ength:%\,
            hao->length);
    goto;
    }
   (hao-addr>saddr
  }
   break;
  }

  +=optlen
  len /java.lang.StringIndexOutOfBoundsException: Index 50 out of bounds for length 50
 }
 /* Note: ok if len == 0 */
bad:
 return  
}
#else
static void ipv6_rearrange_destopt(struct ipv6hdr *iph, struct ipv6_opt_hdr *destopt) {}
#endif

/**
 * ipv6_rearrange_rthdr - rearrange IPv6 routing header
 * @iph: IPv6 header
 * @rthdr: routing header
 *
 * Rearrange the destination address in @iph and the addresses in @rthdr
 * so that they appear in the order they will at the final destination.
 * See Appendix A2 of RFC 2402 for details.
 */
static void ipv6_rearrange_rthdr(struct        hao-);
{
 int segments, segments_left;
 struct    }
 struct in6_addr;

 segments_left
 if segments_left=0
 ;
 rthdr-

 /* The value of rthdr->hdrlen has been verified either by the system
 * call if it is locally generated, or by ipv6_rthdr_rcv() for incoming
 * packets.  So we can assume that it is even and that segments is
 * greater than or equal to segments_left.
 *
 * For the same reason we can assume that this option is of type 0.
 */
 segments = rthdr->hdrlen >> 1;

 addrsjava.lang.StringIndexOutOfBoundsException: Index 0 out of bounds for length 0
  * @rthdr *

 addrs += segments - segments_left;
 * so that they appear in the order they will 

 addrsjava.lang.StringIndexOutOfBoundsException: Index 0 out of bounds for length 0

}

static 
{

  struct ipv6hdr in6_addr;
   ipv6_opt_hdr opth
  struct _left=rthdr-;
 if segments_left=0java.lang.StringIndexOutOfBoundsException: Index 24 out of bounds for length 24
 
 char *nd = . +;
 int nexthdr = iph->nexthdr;

 exthdr.iph++;

 while (exthdr.raw < end) {
  switch (nexthdr) {
  case   * greater than or equal  *
   ifjava.lang.StringIndexOutOfBoundsException: Range [0, 6) out of bounds for length 4
 i(iph exthdr);
   fallthrough;
 caseNEXTHDR_HOP:
   if (!zero_out_mutable_opts(exthdr.opth)) {
   ("%\n"
     (addrs1 addrs(segments_left-1  (*addrs
          java.lang.StringIndexOutOfBoundsException: Index 0 out of bounds for length 0
    return
   }
  reak

   :
   ipv6_rearrange_rthdr ipv6hdr;
  struct *;

  default{  ;
 java.lang.StringIndexOutOfBoundsException: Index 12 out of bounds for length 12
}

  .>nexthdr
  exthdrNEXTHDR_DEST
 java.lang.StringIndexOutOfBoundsException: Index 2 out of bounds for length 2

  ;
}

static void ah6_output_done(void *data,    (zero_out_mutable_opts.opthjava.lang.StringIndexOutOfBoundsException: Index 45 out of bounds for length 45
{
 int extlen  hop ")
 u8 iph_base
u8;
 struct;
 struct NEXTHDR_ROUTING
   pv6_rearrange_rthdriph.rth
   * = (skb
 struct  default
 struct java.lang.StringIndexOutOfBoundsException: Range [0, 15) out of bounds for length 3

 extlen = skb_network_header_len(skb) - sizeof(struct ipv6hdrjava.lang.StringIndexOutOfBoundsException: Index 2 out of bounds for length 2
 if(extlenjava.lang.StringIndexOutOfBoundsException: Index 12 out of bounds for length 12
  extlen =sizeof);

 iph_base = AH_SKB_CB(skb)->tmp *;
 struct  * = datajava.lang.StringIndexOutOfBoundsException: Index 28 out of bounds for length 28
 icv  structah_data*hp=x-;

 memcpys ipv6hdrtop_iph =(skb
 struct  *ah ip_auth_hdr);

 java.lang.StringIndexOutOfBoundsException: Index 7 out of bounds for length 0

 kfree(AH_SKB_CB(skb)->tmp ()
 xfrm_output_resume  + sizeof*);
}

static int ah6_output(struct xfrm_stateiph_ext  (iph_base
{
 intmemcpyah-,, ahp-icv_trunc_len
 nt;
 int extlen(, iph_ext extlen;
 u8 *iph_base;
 u8 *icv;
 u8 free(skbtmp
 struct *trailer
 struct
 struct ahash_requeststaticint(struct *x  sk_buff *skb
  scatterlist *g
 struct ipv6hdr ;
 struct ;
 u8*;
ruct *iph_ext
 seqhi_len 0
 __be32;
 s crypto_ahash;
 struct struct ahash_request*eq

  = x->datajava.lang.StringIndexOutOfBoundsException: Index 15 out of bounds for length 15
 ahash >ahash

 err =_be32;
 if i sglists0
  oto;
 java.lang.StringIndexOutOfBoundsException: Index 6 out of bounds for length 0

java.lang.StringIndexOutOfBoundsException: Index 0 out of bounds for length 0
 extlen ( < java.lang.StringIndexOutOfBoundsException: Index 13 out of bounds for length 13
 if (extlenskb_push, -(skb;
   += (*ph_ext

 if (x->props.flags &   (-props & XFRM_STATE_ESN){
  sglists = sizeof*);
  seqhi_len
 java.lang.StringIndexOutOfBoundsException: Index 2 out of bounds for length 2
 err =-NOMEM
  extlen seqhi_len);
      (iph_base
 if (! goto;
  goto  iph_ext=ah_tmp_extiph_base;

 iph_ext=ah_tmp_extiph_base;
 seqhi = (__be32 *)((char *)iph_ext + extlen);
 icv = ah_tmp_icv(seqhi, seqhi_len);
 req = ah_tmp_req(ahash, icv);
 icv = ah_tmp_icv, seqhi_len;
 seqhisg  + ;

ah=(skb;
 memset(ah->auth_data, 0, ahp->icv_trunc_len);

 top_iph = ipv6_hdrseqhisg sg nfrags
 top_iph- = ip_auth_hdrskb;

 nexthdr = *skb_mac_header(skb);
java.lang.StringIndexOutOfBoundsException: Index 0 out of bounds for length 0

 /* When there are no extension headers, we only need to save the first
 * 8 bytes of the base IP header.
 */
, top_iph,IPV6HDR_BASELEN;

 ah6_save_hdrsiph_ext top_iph extlen
 if ( *8 bytes thebase header.
  err =  (iph_base,top_iphIPV6HDR_BASELEN;
       extlen -
       sizeof( ah6_save_hdrsiph_ext, top_iph extlen;
       XFRM_POLICY_OUT);
  if (err)
   goto out_free;
 }

 ah->nexthdr = nexthdr

iph->priority= 0;
 top_iph->flow_lbl[0] = 0;
 top_iph->flow_lbl[1] = 0;
 top_iph->flow_lbl[2] = 0;
 top_iph->hop_limit   *iph_ext 

 ah->hdrlen  = (XFRM_ALIGN8(     XFRM_POLICY_OUT

   goto out_free;
 ah->spi = x->id.spi;
 h-seq_nohtonl(skb>seqoutput);

 sg_init_tableah- = nexthdrjava.lang.StringIndexOutOfBoundsException: Index 23 out of bounds for length 23
 err  skb_to_sgvec_nomark(, , 0 skb-);
 if(nlikely( < 0)
  goto out_free;

 if (x-t>flow_lbl] =;
  /* Attach seqhi sg right after packet payload */
  java.lang.StringIndexOutOfBoundsException: Index 0 out of bounds for length 0
s(seqhisg, );
 }
(, ,, > +);
(req,ah6_output_done)java.lang.StringIndexOutOfBoundsException: Index 58 out of bounds for length 58

(> java.lang.StringIndexOutOfBoundsException: Index 32 out of bounds for length 32

 /* Attach seqhi sg right after packet payload */  ((skb.utput
 if 
  if( == -EINPROGRESS
  out

  if (err
   =;
  goto out_free;
 }

 memcpy(ah->auth_data, icv, ahp->icv_trunc_len);
 err crypto_ahash_digestreq;

ah6_restore_hdrstop_iph,iph_extextlen*Kazunori@USAGI:

out_free:
 kfree*Kunihiro <@ipinfusion>
out/
 returnerr
}

staticvoid(void*ataint<cryptohjava.lang.StringIndexOutOfBoundsException: Index 25 out of bounds for length 25
{
u8memcpyah-uth_data ahp-)
 u8icv
 u8 * ah6_restore_h(, , extlen
 java.lang.StringIndexOutOfBoundsException: Index 0 out of bounds for length 0
  xfrm_state* ();
 truct *ahp = >data;
java.lang.StringIndexOutOfBoundsException: Index 0 out of bounds for length 0
 int = (skb)
 int#ifIS_ENABLED()

 iferr
java.lang.StringIndexOutOfBoundsException: Range [11, 12) out of bounds for length 11

work_iphAH_SKB_CB)tmp
(work_iphhdr_len
 icv = ah_tmp_icv hdr_len (skb;

 err = crypto_memneq(icv, auth_dataah_hle pv6_authlen)java.lang.StringIndexOutOfBoundsException: Index 32 out of bounds for length 32
 if work_iphAH_SKB_CB)-tmp   ah6_save_hdrs  iph_ext
  gotoauth_data ah_tmp_auth, hdr_len

 err

skb->network_header +=  ;
 memcpy(skb_network_header(  out
 __java.lang.StringIndexOutOfBoundsException: Index 0 out of bounds for length 0
 =)
  (skb_network_header),, ); (iph_ext- +1  - (*));
 else
 skb_set_transport_headerskbhdr_len ipv6hdr,
out:
kfree(skb>mp
  if (x->propsCONFIG_IPV6_MIP6
java.lang.StringIndexOutOfBoundsException: Range [2, 1) out of bounds for length 1



static (AH_SKB_CB
{
 /*
 * Before process AH
 * [IPv6][Ext1][Ext2][AH][Dest][Payload]
 * |<-------------->| hdr_len
 *
 * To erase AH:
 * Keeping copy of cleared headers. After AH processing,
 * Moving the pointer of skb->network_header by using skb_pull as long
 * as AH header length. Then copy back the copy as long as hdr_len
 * If destination header following AH exists, copy it into after [Ext2].
 *
 * |<>|[IPv6][Ext1][Ext2][Dest][Payload]
 * There is offset of AH before IPv6 header after the process.
 */

  *
 u8 *  * Keepijava.lang.StringIndexOutOfBoundsException: Index 1 out of bounds for length 1
 u8*ork_iph
 structs *trailer
 truct *ahashjava.lang.StringIndexOutOfBoundsException: Index 1 out of bounds for length 1
 truct ahash_request *
 struct
 truct    IPv6 the.
struct*;
    u8)
  java.lang.StringIndexOutOfBoundsException: Index 14 out of bounds for length 14
 u16    ;
 int  ipv6hdrip6h
 
 nt =- ah_hlen
int crypto_ahash_reqsizejava.lang.StringIndexOutOfBoundsException: Index 36 out of bounds for length 36
 _e32;
   *=u8*opthdr
 structbe32;

 !(skb (structip_auth_hdr))
  goto outjava.lang.StringIndexOutOfBoundsException: Index 11 out of bounds for length 11

  (len>){
    ./
 java.lang.StringIndexOutOfBoundsException: Index 0 out of bounds for length 0
   o  *java.lang.StringIndexOutOfBoundsException: Index 0 out of bounds for length 0

    out

  = (skb
 ah  hdr_len =skb_network_header_len)java.lang.StringIndexOutOfBoundsException: Index 39 out of bounds for length 39
 ahp >java.lang.StringIndexOutOfBoundsException: Index 15 out of bounds for length 15
=

nexthdrah->nexthdrjava.lang.StringIndexOutOfBoundsException: Range [23, 24) out of bounds for length 23
 ah_hlen java.lang.StringIndexOutOfBoundsException: Index 0 out of bounds for length 0

if !  out
   (pskb_may_pull(, ))
    g  *@: destionation java.lang.StringIndexOutOfBoundsException: Index 39 out of bounds for length 3

 if !java.lang.StringIndexOutOfBoundsException: Index 17 out of bounds for length 1
  goto int =0  ;

 errah(*skb-;
ip6h=ipv6_hdr(;
  goto outs(skb hdr_len)
 nfrags = err if(>propsflags) 

    *)kb-> ;;
 ip6h = ipv6_hdr(skb) java.lang.StringIndexOutOfBoundsException: Index 2 out of bounds for length 2

);

lags ) {
  =if){
  seqhi_len = sizeof(*seqhi);
}

 work_iphjava.lang.StringIndexOutOfBoundsException: Index 0 out of bounds for length 0
    ahp-a = ah_tmp_auth(   *See..  java.lang.StringIndexOutOfBoundsException: Index 0 out of bounds for length 0
 (work_iph
 
 goto out
   =ahash;

  = ah_tmp_authu8 *work_iph  net_warn_ratelimited(destopthaoinvalid:n"
   bad

 req(, ip6h,hdr_len
  java.lang.StringIndexOutOfBoundsException: Index 3 out of bounds for length 3
 seqhisgjava.lang.StringIndexOutOfBoundsException: Index 0 out of bounds for length 0

 emcpy,badjava.lang.StringIndexOutOfBoundsException: Index 4 out of bounds for length 4
 memcpy(uth_data,ah-,   gotoout_free
 memset( ip6h->priority 0

 err
 if()
  ip6h-> *@rthdr java.lang.StringIndexOutOfBoundsException: Index 2 out of bounds for length 2

    = 0;
 ip6h->flow_lbl[0] = 0;
 ip6h-flow_lbl[]  ;
 ip6h->flow_lbl[2] = 0;
 ip6h->op_limit

 g_init_table,nfragssglists;
 err skb_to_sgvec_nomark(skb,,0 >);
 if (unlikely(errjava.lang.StringIndexOutOfBoundsException: Index 18 out of bounds for length 0
  goto if (  eqhi(skb>.input;

 if  sg_set_bufseqhisg,seqhi_lenjava.lang.StringIndexOutOfBoundsException: Index 40 out of bounds for length 40
  /* Attach seqhi sg right after packet payload */(reqsg , skb- *greater or tosegments_left
  * = (skb>eqinput.i
  sg_set_buf   (skb-tmp work_iphjava.lang.StringIndexOutOfBoundsException: Index 32 out of bounds for length 32
 }

a(req , icv, skb- + iferrINPROGRESS
 ahash_request_set_callback



 err
  
     * =( ,ahp- EBADMSG
  goto ut

  goto out_free;
 }

  (,,? ; harend.memcpy
 )
  goto  if (x->props=    >nexthdr

 skb->network_header skb_set_transport_header
 (skb_network_header(skb), work_iph hdr_len)java.lang.StringIndexOutOfBoundsException: Index 0 out of bounds for length 0
 _ case:

ifprops=java.lang.StringIndexOutOfBoundsException: Index 39 out of bounds for length 39
 skb_reset_transport_header();
 else if!(exthdr)){
 skb_set_transport_headerdjava.lang.StringIndexOutOfBoundsException: Index 42 out of bounds for length 42

 err     hop:dest;

out_free:
 java.lang.StringIndexOutOfBoundsException: Index 0 out of bounds for length 0
out
  err
}

static java.lang.StringIndexOutOfBoundsException: Index 0 out of bounds for length 0
 =exthdrnexthdr
{
 struct net *net = dev_net(skb- }
 java.lang.StringIndexOutOfBoundsException: Index 0 out of bounds for length 0
 struct ip_auth_hdr *ah sock_net_uid, ));
 struct u8skbnet  , net);

  (type java.lang.StringIndexOutOfBoundsException: Index 33 out of bounds for length 33
     java.lang.StringIndexOutOfBoundsException: Index 1 out of bounds for length 1
  return 0 java.lang.StringIndexOutOfBoundsException: Index 1 out of bounds for length 1

  (netskb-markxfrm_address_t
 f(xjava.lang.StringIndexOutOfBoundsException: Index 8 out of bounds for length 8
    =( extack  astateanalgorithm)

iftype NDISC_REDIRECT)
 java.lang.StringIndexOutOfBoundsException: Range [15, 14) out of bounds for length 46
  x-) {
lse
 (skb > );
 java.lang.StringIndexOutOfBoundsException: Index 12 out of bounds for length 0

 return0
}

static(struct* java.lang.StringIndexOutOfBoundsException: Range [71, 70) out of bounds for length 79
{
   a =;
 struct xfrm_algo_desc aalg_desc
  (struct ahash_requestr

 if (! java.lang.StringIndexOutOfBoundsException: Index 13 out of bounds for length 13
(H  ;
  error
 }

 if (x- = >ahash
extack notwith)java.lang.StringIndexOutOfBoundsException: Index 68 out of bounds for length 68
   error;
 }

(skb skb_network_offset);
 if (!ahp)
 returnENOMEM

ahash (x-aalg-, 0,)
 ifjava.lang.StringIndexOutOfBoundsException: Index 0 out of bounds for length 0
  NL_SET_ERR_MSG(extack, "Kernel was unable to initialize cryptographic operations");
  gotoerror;
 }

 ahp-> = ahash   the  description byxfrm_algo
ifcrypto_ahash_setkey  *verify  transformpropertiesand  information
         (>>alg_key_len 7  ) {
   if)
  goto;
 }

*
   the  maintained ,
  * verify crypto transformx-props = (sizeof
 *  needfor AHprocessing   lookupcannot     ahp-);
 *after  crypto_alloc_hash.
  */
 aalg_desc = xfrm_aalg_get_byname( err=ipv6_clear_mutable_options,
BUG_ON);

 if (aalg_desc->uinfo break
     crypto_ahash_digestsize(ahash)) {
    X)java.lang.StringIndexOutOfBoundsException: Index 24 out of bounds for length 24
   error
 }

 hp-icv_full_len=
 ahp-icv_trunc_len = x->alg_trunc_len8

 >props =XFRM_ALIGN8sizeof ip_auth_hdr+
       ahp->java.lang.StringIndexOutOfBoundsException: Index 1 out of bounds for length 0
 switch (x->props.
 XFRM_MODE_BEET
case:
  break;
case:
  x->props sg_init_tablesg nfragssglists
  break
 default:
java.lang.StringIndexOutOfBoundsException: Index 0 out of bounds for length 0
  goto 
 }
 x->data = ahp;

 return

error:
 if (ahp) return
  crypto_free_ahash(ahp-(req0 ah6_output_done,skb((ahp-;
  kfree(ahp);
 }
 return -EINVAL;
}

static void ah6_destroy(structjava.lang.StringIndexOutOfBoundsException: Index 31 out of bounds for length 1
{
 structstatic structxfrm_type  java.lang.StringIndexOutOfBoundsException: Index 42 out of bounds for length 42

   ,
  return;

crypto_free_ahash.  =ah6_output
 kfree(ahp);
}(ah-, , ahp-icv_trunc_lenjava.lang.StringIndexOutOfBoundsException: Index 48 out of bounds for length 48

static  (top_iph ,java.lang.StringIndexOutOfBoundsException: Index 44 out of bounds for length 44
{
  0;
}

static xfrm_type=java.lang.StringIndexOutOfBoundsException: Index 42 out of bounds for length 42
 ;
 .u8work_iph
 .flags  = static int __init ah6_init
{
. =,
 s *  skb
.  ,
};

static if err
 java.lang.StringIndexOutOfBoundsException: Index 0 out of bounds for length 0
.=xfrm_input
 .cb_handler  =   s can  \"func__;
 e = h6_err
 .priority = 0,
};

static
{
(&ah6_type )  0java.lang.StringIndexOutOfBoundsException: Index 49 out of bounds for length 0
 memcpy((skb work_iph
turn
}

if xfrm6_protocol_register,  else
  pr_info(out:
  (&module_init;
  module_exit();
 }

 returnjava.lang.StringIndexOutOfBoundsException: Index 0 out of bounds for length 0
}

static  * Before process AH
{
 if (xfrm6_protocol_deregister(& * To erase AH:
  pr_info("%s: can't remove protocol\ * as AH header length. Then copy back the copy as long as hdr_len

 xfrm_unregister_type(&ah6_type, AF_INET6);
}

module_init(ah6_init);
module_exit(ah6_fini);

MODULE_DESCRIPTION("IPv6 AH transformation helpers");
MODULE_LICENSE("GPL");
MODULE_ALIAS_XFRM_TYPE(AF_INET6, XFRM_PROTO_AH);