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-rw-r--r--include/scsi/libfcoe.h120
1 files changed, 2 insertions, 118 deletions
diff --git a/include/scsi/libfcoe.h b/include/scsi/libfcoe.h
index e99633cefd37..d07ebe688403 100644
--- a/include/scsi/libfcoe.h
+++ b/include/scsi/libfcoe.h
@@ -25,124 +25,8 @@
25#include <scsi/fc/fc_fcoe.h> 25#include <scsi/fc/fc_fcoe.h>
26#include <scsi/libfc.h> 26#include <scsi/libfc.h>
27 27
28/*
29 * this percpu struct for fcoe
30 */
31struct fcoe_percpu_s {
32 struct task_struct *thread;
33 struct sk_buff_head fcoe_rx_list;
34 struct page *crc_eof_page;
35 int crc_eof_offset;
36};
37
38/*
39 * the fcoe sw transport private data
40 */
41struct fcoe_softc {
42 struct list_head list;
43 struct fc_lport *lp;
44 struct net_device *real_dev;
45 struct net_device *phys_dev; /* device with ethtool_ops */
46 struct packet_type fcoe_packet_type;
47 struct sk_buff_head fcoe_pending_queue;
48 u8 fcoe_pending_queue_active;
49
50 u8 dest_addr[ETH_ALEN];
51 u8 ctl_src_addr[ETH_ALEN];
52 u8 data_src_addr[ETH_ALEN];
53 /*
54 * fcoe protocol address learning related stuff
55 */
56 u16 flogi_oxid;
57 u8 flogi_progress;
58 u8 address_mode;
59};
60
61static inline struct net_device *fcoe_netdev(
62 const struct fc_lport *lp)
63{
64 return ((struct fcoe_softc *)lport_priv(lp))->real_dev;
65}
66
67static inline struct fcoe_hdr *skb_fcoe_header(const struct sk_buff *skb)
68{
69 return (struct fcoe_hdr *)skb_network_header(skb);
70}
71
72static inline int skb_fcoe_offset(const struct sk_buff *skb)
73{
74 return skb_network_offset(skb);
75}
76
77static inline struct fc_frame_header *skb_fc_header(const struct sk_buff *skb)
78{
79 return (struct fc_frame_header *)skb_transport_header(skb);
80}
81
82static inline int skb_fc_offset(const struct sk_buff *skb)
83{
84 return skb_transport_offset(skb);
85}
86
87static inline void skb_reset_fc_header(struct sk_buff *skb)
88{
89 skb_reset_network_header(skb);
90 skb_set_transport_header(skb, skb_network_offset(skb) +
91 sizeof(struct fcoe_hdr));
92}
93
94static inline bool skb_fc_is_data(const struct sk_buff *skb)
95{
96 return skb_fc_header(skb)->fh_r_ctl == FC_RCTL_DD_SOL_DATA;
97}
98
99static inline bool skb_fc_is_cmd(const struct sk_buff *skb)
100{
101 return skb_fc_header(skb)->fh_r_ctl == FC_RCTL_DD_UNSOL_CMD;
102}
103
104static inline bool skb_fc_has_exthdr(const struct sk_buff *skb)
105{
106 return (skb_fc_header(skb)->fh_r_ctl == FC_RCTL_VFTH) ||
107 (skb_fc_header(skb)->fh_r_ctl == FC_RCTL_IFRH) ||
108 (skb_fc_header(skb)->fh_r_ctl == FC_RCTL_ENCH);
109}
110
111static inline bool skb_fc_is_roff(const struct sk_buff *skb)
112{
113 return skb_fc_header(skb)->fh_f_ctl[2] & FC_FC_REL_OFF;
114}
115
116static inline u16 skb_fc_oxid(const struct sk_buff *skb)
117{
118 return be16_to_cpu(skb_fc_header(skb)->fh_ox_id);
119}
120
121static inline u16 skb_fc_rxid(const struct sk_buff *skb)
122{
123 return be16_to_cpu(skb_fc_header(skb)->fh_rx_id);
124}
125
126/* libfcoe funcs */ 28/* libfcoe funcs */
127int fcoe_reset(struct Scsi_Host *shost); 29u64 fcoe_wwn_from_mac(unsigned char mac[], unsigned int, unsigned int);
128u64 fcoe_wwn_from_mac(unsigned char mac[MAX_ADDR_LEN],
129 unsigned int scheme, unsigned int port);
130
131u32 fcoe_fc_crc(struct fc_frame *fp);
132int fcoe_xmit(struct fc_lport *, struct fc_frame *);
133int fcoe_rcv(struct sk_buff *, struct net_device *,
134 struct packet_type *, struct net_device *);
135
136int fcoe_percpu_receive_thread(void *arg);
137void fcoe_clean_pending_queue(struct fc_lport *lp);
138void fcoe_percpu_clean(struct fc_lport *lp);
139void fcoe_watchdog(ulong vp);
140int fcoe_link_ok(struct fc_lport *lp);
141
142struct fc_lport *fcoe_hostlist_lookup(const struct net_device *);
143int fcoe_hostlist_add(const struct fc_lport *);
144int fcoe_hostlist_remove(const struct fc_lport *);
145
146struct Scsi_Host *fcoe_host_alloc(struct scsi_host_template *, int);
147int fcoe_libfc_config(struct fc_lport *, struct libfc_function_template *); 30int fcoe_libfc_config(struct fc_lport *, struct libfc_function_template *);
31
148#endif /* _LIBFCOE_H */ 32#endif /* _LIBFCOE_H */
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/*
 * Packet matching code.
 *
 * Copyright (C) 1999 Paul `Rusty' Russell & Michael J. Neuling
 * Copyright (C) 2000-2005 Netfilter Core Team <coreteam@netfilter.org>
 *
 * This program is free software; you can redistribute it and/or modify
 * it under the terms of the GNU General Public License version 2 as
 * published by the Free Software Foundation.
 *
 * 19 Jan 2002 Harald Welte <laforge@gnumonks.org>
 * 	- increase module usage count as soon as we have rules inside
 * 	  a table
 * 08 Oct 2005 Harald Welte <lafore@netfilter.org>
 * 	- Generalize into "x_tables" layer and "{ip,ip6,arp}_tables"
 */
#include <linux/config.h>
#include <linux/cache.h>
#include <linux/capability.h>
#include <linux/skbuff.h>
#include <linux/kmod.h>
#include <linux/vmalloc.h>
#include <linux/netdevice.h>
#include <linux/module.h>
#include <linux/icmp.h>
#include <net/ip.h>
#include <net/compat.h>
#include <asm/uaccess.h>
#include <linux/mutex.h>
#include <linux/proc_fs.h>
#include <linux/err.h>
#include <linux/cpumask.h>

#include <linux/netfilter/x_tables.h>
#include <linux/netfilter_ipv4/ip_tables.h>

MODULE_LICENSE("GPL");
MODULE_AUTHOR("Netfilter Core Team <coreteam@netfilter.org>");
MODULE_DESCRIPTION("IPv4 packet filter");

/*#define DEBUG_IP_FIREWALL*/
/*#define DEBUG_ALLOW_ALL*/ /* Useful for remote debugging */
/*#define DEBUG_IP_FIREWALL_USER*/

#ifdef DEBUG_IP_FIREWALL
#define dprintf(format, args...)  printk(format , ## args)
#else
#define dprintf(format, args...)
#endif

#ifdef DEBUG_IP_FIREWALL_USER
#define duprintf(format, args...) printk(format , ## args)
#else
#define duprintf(format, args...)
#endif

#ifdef CONFIG_NETFILTER_DEBUG
#define IP_NF_ASSERT(x)						\
do {								\
	if (!(x))						\
		printk("IP_NF_ASSERT: %s:%s:%u\n",		\
		       __FUNCTION__, __FILE__, __LINE__);	\
} while(0)
#else
#define IP_NF_ASSERT(x)
#endif

#if 0
/* All the better to debug you with... */
#define static
#define inline
#endif

/*
   We keep a set of rules for each CPU, so we can avoid write-locking
   them in the softirq when updating the counters and therefore
   only need to read-lock in the softirq; doing a write_lock_bh() in user
   context stops packets coming through and allows user context to read
   the counters or update the rules.

   Hence the start of any table is given by get_table() below.  */

/* Returns whether matches rule or not. */
static inline int
ip_packet_match(const struct iphdr *ip,
		const char *indev,
		const char *outdev,
		const struct ipt_ip *ipinfo,
		int isfrag)
{
	size_t i;
	unsigned long ret;

#define FWINV(bool,invflg) ((bool) ^ !!(ipinfo->invflags & invflg))

	if (FWINV((ip->saddr&ipinfo->smsk.s_addr) != ipinfo->src.s_addr,
		  IPT_INV_SRCIP)
	    || FWINV((ip->daddr&ipinfo->dmsk.s_addr) != ipinfo->dst.s_addr,
		     IPT_INV_DSTIP)) {
		dprintf("Source or dest mismatch.\n");

		dprintf("SRC: %u.%u.%u.%u. Mask: %u.%u.%u.%u. Target: %u.%u.%u.%u.%s\n",
			NIPQUAD(ip->saddr),
			NIPQUAD(ipinfo->smsk.s_addr),
			NIPQUAD(ipinfo->src.s_addr),
			ipinfo->invflags & IPT_INV_SRCIP ? " (INV)" : "");
		dprintf("DST: %u.%u.%u.%u Mask: %u.%u.%u.%u Target: %u.%u.%u.%u.%s\n",
			NIPQUAD(ip->daddr),