net/dccp/feat.h

   1 #ifndef _DCCP_FEAT_H
   2 #define _DCCP_FEAT_H
   3 /*
   4  *  net/dccp/feat.h
   5  *
   6  *  An implementation of the DCCP protocol
   7  *  Copyright (c) 2005 Andrea Bittau <a.bittau@cs.ucl.ac.uk>
   8  *
   9  *      This program is free software; you can redistribute it and/or modify it
  10  *      under the terms of the GNU General Public License version 2 as
  11  *      published by the Free Software Foundation.
  12  */
  13
  14 #include <linux/types.h>
  15 #include "dccp.h"
  16
  17 #ifdef CONFIG_IP_DCCP_DEBUG
  18 extern const char *dccp_feat_typename(const u8 type);
  19 extern const char *dccp_feat_name(const u8 feat);
  20
  21 static inline void dccp_feat_debug(const u8 type, const u8 feat, const u8 val)
  22 {
  23         dccp_pr_debug("%s(%s (%d), %d)\n", dccp_feat_typename(type),
  24                                            dccp_feat_name(feat), feat, val);
  25 }
  26 #else
  27 #define dccp_feat_debug(type, feat, val)
  28 #endif /* CONFIG_IP_DCCP_DEBUG */
  29
  30 extern int  dccp_feat_change(struct dccp_minisock *dmsk, u8 type, u8 feature,
  31                              u8 *val, u8 len, gfp_t gfp);
  32 extern int  dccp_feat_change_recv(struct sock *sk, u8 type, u8 feature,
  33                                   u8 *val, u8 len);
  34 extern int  dccp_feat_confirm_recv(struct sock *sk, u8 type, u8 feature,
  35                                    u8 *val, u8 len);
  36 extern void dccp_feat_clean(struct dccp_minisock *dmsk);
  37 extern int  dccp_feat_clone(struct sock *oldsk, struct sock *newsk);
  38 extern int  dccp_feat_init(struct dccp_minisock *dmsk);
  39
  40 #endif /* _DCCP_FEAT_H */