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Diffstat (limited to 'include/net/sctp/sctp.h')
-rw-r--r--include/net/sctp/sctp.h60
1 files changed, 36 insertions, 24 deletions
diff --git a/include/net/sctp/sctp.h b/include/net/sctp/sctp.h
index 65946bc43d00..505845ddb0be 100644
--- a/include/net/sctp/sctp.h
+++ b/include/net/sctp/sctp.h
@@ -275,24 +275,35 @@ struct sctp_mib {
275/* Print debugging messages. */ 275/* Print debugging messages. */
276#if SCTP_DEBUG 276#if SCTP_DEBUG
277extern int sctp_debug_flag; 277extern int sctp_debug_flag;
278#define SCTP_DEBUG_PRINTK(whatever...) \ 278#define SCTP_DEBUG_PRINTK(fmt, args...) \
279 ((void) (sctp_debug_flag && printk(KERN_DEBUG whatever))) 279do { \
280#define SCTP_DEBUG_PRINTK_IPADDR(lead, trail, leadparm, saddr, otherparms...) \ 280 if (sctp_debug_flag) \
281 if (sctp_debug_flag) { \ 281 printk(KERN_DEBUG pr_fmt(fmt), ##args); \
282 if (saddr->sa.sa_family == AF_INET6) { \ 282} while (0)
283 printk(KERN_DEBUG \ 283#define SCTP_DEBUG_PRINTK_CONT(fmt, args...) \
284 lead "%pI6" trail, \ 284do { \
285 leadparm, \ 285 if (sctp_debug_flag) \
286 &saddr->v6.sin6_addr, \ 286 pr_cont(fmt, ##args); \
287 otherparms); \ 287} while (0)
288 } else { \ 288#define SCTP_DEBUG_PRINTK_IPADDR(fmt_lead, fmt_trail, \
289 printk(KERN_DEBUG \ 289 args_lead, saddr, args_trail...) \
290 lead "%pI4" trail, \ 290do { \
291 leadparm, \ 291 if (sctp_debug_flag) { \
292 &saddr->v4.sin_addr.s_addr, \ 292 if (saddr->sa.sa_family == AF_INET6) { \
293 otherparms); \ 293 printk(KERN_DEBUG \
294 } \ 294 pr_fmt(fmt_lead "%pI6" fmt_trail), \
295 } 295 args_lead, \
296 &saddr->v6.sin6_addr, \
297 args_trail); \
298 } else { \
299 printk(KERN_DEBUG \
300 pr_fmt(fmt_lead "%pI4" fmt_trail), \
301 args_lead, \
302 &saddr->v4.sin_addr.s_addr, \
303 args_trail); \
304 } \
305 } \
306} while (0)
296#define SCTP_ENABLE_DEBUG { sctp_debug_flag = 1; } 307#define SCTP_ENABLE_DEBUG { sctp_debug_flag = 1; }
297#define SCTP_DISABLE_DEBUG { sctp_debug_flag = 0; } 308#define SCTP_DISABLE_DEBUG { sctp_debug_flag = 0; }
298 309
@@ -306,6 +317,7 @@ extern int sctp_debug_flag;
306#else /* SCTP_DEBUG */ 317#else /* SCTP_DEBUG */
307 318
308#define SCTP_DEBUG_PRINTK(whatever...) 319#define SCTP_DEBUG_PRINTK(whatever...)
320#define SCTP_DEBUG_PRINTK_CONT(fmt, args...)
309#define SCTP_DEBUG_PRINTK_IPADDR(whatever...) 321#define SCTP_DEBUG_PRINTK_IPADDR(whatever...)
310#define SCTP_ENABLE_DEBUG 322#define SCTP_ENABLE_DEBUG
311#define SCTP_DISABLE_DEBUG 323#define SCTP_DISABLE_DEBUG
@@ -393,7 +405,7 @@ static inline void sctp_v6_del_protocol(void) { return; }
393/* Map an association to an assoc_id. */ 405/* Map an association to an assoc_id. */
394static inline sctp_assoc_t sctp_assoc2id(const struct sctp_association *asoc) 406static inline sctp_assoc_t sctp_assoc2id(const struct sctp_association *asoc)
395{ 407{
396 return (asoc?asoc->assoc_id:0); 408 return asoc ? asoc->assoc_id : 0;
397} 409}
398 410
399/* Look up the association by its id. */ 411/* Look up the association by its id. */
@@ -461,7 +473,7 @@ static inline void sctp_skb_set_owner_r(struct sk_buff *skb, struct sock *sk)
461/* Tests if the list has one and only one entry. */ 473/* Tests if the list has one and only one entry. */
462static inline int sctp_list_single_entry(struct list_head *head) 474static inline int sctp_list_single_entry(struct list_head *head)
463{ 475{
464 return ((head->next != head) && (head->next == head->prev)); 476 return (head->next != head) && (head->next == head->prev);
465} 477}
466 478
467/* Generate a random jitter in the range of -50% ~ +50% of input RTO. */ 479/* Generate a random jitter in the range of -50% ~ +50% of input RTO. */
@@ -619,13 +631,13 @@ static inline int sctp_sanity_check(void)
619/* This is the hash function for the SCTP port hash table. */ 631/* This is the hash function for the SCTP port hash table. */
620static inline int sctp_phashfn(__u16 lport) 632static inline int sctp_phashfn(__u16 lport)
621{ 633{
622 return (lport & (sctp_port_hashsize - 1)); 634 return lport & (sctp_port_hashsize - 1);
623} 635}
624 636
625/* This is the hash function for the endpoint hash table. */ 637/* This is the hash function for the endpoint hash table. */
626static inline int sctp_ep_hashfn(__u16 lport) 638static inline int sctp_ep_hashfn(__u16 lport)
627{ 639{
628 return (lport & (sctp_ep_hashsize - 1)); 640 return lport & (sctp_ep_hashsize - 1);
629} 641}
630 642
631/* This is the hash function for the association hash table. */ 643/* This is the hash function for the association hash table. */
@@ -633,7 +645,7 @@ static inline int sctp_assoc_hashfn(__u16 lport, __u16 rport)
633{ 645{
634 int h = (lport << 16) + rport; 646 int h = (lport << 16) + rport;
635 h ^= h>>8; 647 h ^= h>>8;
636 return (h & (sctp_assoc_hashsize - 1)); 648 return h & (sctp_assoc_hashsize - 1);
637} 649}
638 650
639/* This is the hash function for the association hash table. This is 651/* This is the hash function for the association hash table. This is
@@ -644,7 +656,7 @@ static inline int sctp_vtag_hashfn(__u16 lport, __u16 rport, __u32 vtag)
644{ 656{
645 int h = (lport << 16) + rport; 657 int h = (lport << 16) + rport;
646 h ^= vtag; 658 h ^= vtag;
647 return (h & (sctp_assoc_hashsize-1)); 659 return h & (sctp_assoc_hashsize - 1);
648} 660}
649 661
650#define sctp_for_each_hentry(epb, node, head) \ 662#define sctp_for_each_hentry(epb, node, head) \