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icmp.h

icmp.h 1.6 KB
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  1. /*
    2. 

  2.  * INET		An implementation of the TCP/IP protocol suite for the LINUX
    3. 

  3.  *		operating system.  INET is implemented using the  BSD Socket
    4. 

  4.  *		interface as the means of communication with the user level.
    5. 

  5.  *
    6. 

  6.  *		Definitions for the ICMP module.
    7. 

  7.  *
    8. 

  8.  * Version:	@(#)icmp.h	1.0.4	05/13/93
    9. 

  9.  *
    10. 

  10.  * Authors:	Ross Biro
    11. 

  11.  *		Fred N. van Kempen, <waltje@uWalt.NL.Mugnet.ORG>
    12. 

  12.  *
    13. 

  13.  *		This program is free software; you can redistribute it and/or
    14. 

  14.  *		modify it under the terms of the GNU General Public License
    15. 

  15.  *		as published by the Free Software Foundation; either version
    16. 

  16.  *		2 of the License, or (at your option) any later version.
    17. 

  17.  */
    18. 

  18. #ifndef _ICMP_H
    19. 

  19. #define	_ICMP_H
    20. 

  20. 

  21. #include <linux/icmp.h>
    22. 

  22. 

  23. #include <net/inet_sock.h>
    24. 

  24. #include <net/snmp.h>
    25. 

  25. 

  26. struct icmp_err {
    27. 

  27.   int		errno;
    28. 

  28.   unsigned	fatal:1;
    29. 

  29. };
    30. 

  30. 

  31. extern const struct icmp_err icmp_err_convert[];
    32. 

  32. #define ICMP_INC_STATS(net, field)	SNMP_INC_STATS((net)->mib.icmp_statistics, field)
    33. 

  33. #define ICMP_INC_STATS_BH(net, field)	SNMP_INC_STATS_BH((net)->mib.icmp_statistics, field)
    34. 

  34. #define ICMPMSGOUT_INC_STATS(net, field)	SNMP_INC_STATS((net)->mib.icmpmsg_statistics, field+256)
    35. 

  35. #define ICMPMSGIN_INC_STATS_BH(net, field)	SNMP_INC_STATS_BH((net)->mib.icmpmsg_statistics, field)
    36. 

  36. 

  37. struct dst_entry;
    38. 

  38. struct net_proto_family;
    39. 

  39. struct sk_buff;
    40. 

  40. struct net;
    41. 

  41. 

  42. extern void	icmp_send(struct sk_buff *skb_in,  int type, int code, __be32 info);
    43. 

  43. extern int	icmp_rcv(struct sk_buff *skb);
    44. 

  44. extern int	icmp_ioctl(struct sock *sk, int cmd, unsigned long arg);
    45. 

  45. extern int	icmp_init(void);
    46. 

  46. extern void	icmp_out_count(struct net *net, unsigned char type);
    47. 

  47. 

  48. #endif	/* _ICMP_H */
    49. 

  49.