raw.c (188933ac139a6f8ab06cad369bd0200af947b00d) raw.c (b6a7719aedd7e5c0f2df7641aa47386111682df4)
1/*
2 * INET An implementation of the TCP/IP protocol suite for the LINUX
3 * operating system. INET is implemented using the BSD Socket
4 * interface as the means of communication with the user level.
5 *
6 * RAW - implementation of IP "raw" sockets.
7 *
8 * Authors: Ross Biro

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399 goto error_free;
400
401 if (iphlen >= sizeof(*iph)) {
402 if (!iph->saddr)
403 iph->saddr = fl4->saddr;
404 iph->check = 0;
405 iph->tot_len = htons(length);
406 if (!iph->id)
1/*
2 * INET An implementation of the TCP/IP protocol suite for the LINUX
3 * operating system. INET is implemented using the BSD Socket
4 * interface as the means of communication with the user level.
5 *
6 * RAW - implementation of IP "raw" sockets.
7 *
8 * Authors: Ross Biro

--- 390 unchanged lines hidden (view full) ---

399 goto error_free;
400
401 if (iphlen >= sizeof(*iph)) {
402 if (!iph->saddr)
403 iph->saddr = fl4->saddr;
404 iph->check = 0;
405 iph->tot_len = htons(length);
406 if (!iph->id)
407 ip_select_ident(skb, NULL);
407 ip_select_ident(net, skb, NULL);
408
409 iph->check = ip_fast_csum((unsigned char *)iph, iph->ihl);
410 }
411 if (iph->protocol == IPPROTO_ICMP)
412 icmp_out_count(net, ((struct icmphdr *)
413 skb_transport_header(skb))->type);
414
415 err = NF_HOOK(NFPROTO_IPV4, NF_INET_LOCAL_OUT, skb, NULL,

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476 return 0;
477 }
478
479 offset -= rfv->hlen;
480
481 return ip_generic_getfrag(rfv->msg, to, offset, len, odd, skb);
482}
483
408
409 iph->check = ip_fast_csum((unsigned char *)iph, iph->ihl);
410 }
411 if (iph->protocol == IPPROTO_ICMP)
412 icmp_out_count(net, ((struct icmphdr *)
413 skb_transport_header(skb))->type);
414
415 err = NF_HOOK(NFPROTO_IPV4, NF_INET_LOCAL_OUT, skb, NULL,

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476 return 0;
477 }
478
479 offset -= rfv->hlen;
480
481 return ip_generic_getfrag(rfv->msg, to, offset, len, odd, skb);
482}
483
484static int raw_sendmsg(struct kiocb *iocb, struct sock *sk, struct msghdr *msg,
485 size_t len)
484static int raw_sendmsg(struct sock *sk, struct msghdr *msg, size_t len)
486{
487 struct inet_sock *inet = inet_sk(sk);
488 struct ipcm_cookie ipc;
489 struct rtable *rt = NULL;
490 struct flowi4 fl4;
491 int free = 0;
492 __be32 daddr;
493 __be32 saddr;

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704out: return ret;
705}
706
707/*
708 * This should be easy, if there is something there
709 * we return it, otherwise we block.
710 */
711
485{
486 struct inet_sock *inet = inet_sk(sk);
487 struct ipcm_cookie ipc;
488 struct rtable *rt = NULL;
489 struct flowi4 fl4;
490 int free = 0;
491 __be32 daddr;
492 __be32 saddr;

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703out: return ret;
704}
705
706/*
707 * This should be easy, if there is something there
708 * we return it, otherwise we block.
709 */
710
712static int raw_recvmsg(struct kiocb *iocb, struct sock *sk, struct msghdr *msg,
713 size_t len, int noblock, int flags, int *addr_len)
711static int raw_recvmsg(struct sock *sk, struct msghdr *msg, size_t len,
712 int noblock, int flags, int *addr_len)
714{
715 struct inet_sock *inet = inet_sk(sk);
716 size_t copied = 0;
717 int err = -EOPNOTSUPP;
718 DECLARE_SOCKADDR(struct sockaddr_in *, sin, msg->msg_name);
719 struct sk_buff *skb;
720
721 if (flags & MSG_OOB)

--- 381 unchanged lines hidden --- 		713{
714 struct inet_sock *inet = inet_sk(sk);
715 size_t copied = 0;
716 int err = -EOPNOTSUPP;
717 DECLARE_SOCKADDR(struct sockaddr_in *, sin, msg->msg_name);
718 struct sk_buff *skb;
719
720 if (flags & MSG_OOB)

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