tracer.h File Reference

#include "pkts.h"
#include "bmap.h"

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Data Structures
struct	_PACKED_
struct	_PACKED_

Macros
#define	TRACER_RQ_TIMEOUT   16 /* seconds */
#define	TRCR_BBLOCK
#define	TRCR_IGW
#define	TRACERPKT_SZ(hops)   (sizeof(tracer_hdr)+(sizeof(tracer_chunk)*(hops)))
#define	TRACER_HDR_PTR(msg)   ((tracer_hdr *)(((char *)BRDCAST_HDR_PTR((msg)))+sizeof(brdcast_hdr)))
#define	TRACER_CHUNK_PTR(msg)   ((tracer_chunk *)(((char *)TRACER_HDR_PTR(msg))+sizeof(tracer_hdr)))
#define	TRACER_PKT_EXCLUDE_VARS
#define	TRACER_PKT_EXCLUDE_VARS_NAME

Functions
int	ip_to_rfrom (inet_prefix rip, quadro_group *rip_quadg, quadro_group *new_quadg, char quadg_flags)
tracer_chunk *	tracer_add_entry (void *void_map, void *void_node, tracer_chunk *tracer, u_int *hops, u_char level)
int	tracer_add_rtt (int rpos, tracer_chunk *tracer, u_short hop)
u_short	tracer_split_bblock (void *, size_t, bnode_hdr ***, bnode_chunk ****, size_t *)
int	tracer_get_trtt (int from_rnode_pos, tracer_hdr *trcr_hdr, tracer_chunk *tracer, u_int *trtt)
int	tracer_store_pkt (inet_prefix, quadro_group *, u_char, tracer_hdr *, tracer_chunk *, void *, size_t, u_short *, char **, size_t *)
int	tracer_unpack_pkt (PACKET, brdcast_hdr **, tracer_hdr **, tracer_chunk **, bnode_hdr **, size_t *, quadro_group *, int *)
int	tracer_pkt_build (u_char, int, int, int, u_char, brdcast_hdr *, tracer_hdr *, tracer_chunk *, u_short, char *, size_t, PACKET *)
int	flood_pkt_send (int(*is_node_excluded)(ext_rnode *e_rnode, map_node *node, int from_rpos, int pos, u_char excl_level, int sub_id), u_char level, int sub_id, int from_rpos, PACKET pkt)
int	exclude_from (ext_rnode *e_rnode, map_node *node, int from_rpos, int pos, u_char excl_level, int sub_id)
int	exclude_glevel (ext_rnode *e_rnode, map_node *node, int from_rpos, int pos, u_char excl_level, int sub_id)
int	exclude_all_but_notfrom (ext_rnode *e_rnode, map_node *node, int from_rpos, int pos, u_char excl_level, int sub_id)
int	exclude_from_and_glevel (ext_rnode *e_rnode, map_node *node, int from_rpos, int pos, u_char excl_level, int sub_id)
int	tracer_pkt_recv (PACKET rpkt)
int	tracer_pkt_start (u_char level)

Variables
static const int_info	tracer_hdr_iinfo
static const int_info	tracer_chunk_iinfo
int	tracer_pkt_start_mutex

Macro Definition Documentation

#define TRACER_CHUNK_PTR

(

msg

)

((tracer_chunk *)(((char *)TRACER_HDR_PTR(msg))+sizeof(tracer_hdr)))

#define TRACER_HDR_PTR

(

msg

)

((tracer_hdr *)(((char *)BRDCAST_HDR_PTR((msg)))+sizeof(brdcast_hdr)))

#define TRACER_PKT_EXCLUDE_VARS

Value:

ext_rnode *e_rnode, map_node *node,    \
                    int from_rpos, int pos,            \
                    u_char excl_level, int sub_id

#define TRACER_PKT_EXCLUDE_VARS_NAME

Value:

e_rnode, node, from_rpos, pos,         \
                    excl_level, sub_id

#define TRACER_RQ_TIMEOUT   16 /* seconds */

#define TRACERPKT_SZ

(

hops

)

(sizeof(tracer_hdr)+(sizeof(tracer_chunk)*(hops)))

#define TRCR_BBLOCK

Value:

1   /* In this tracer_pkt there are 
                       encapsulated bblocks */

#define TRCR_IGW

Value:

(1<<1)  /* Internet Gateways are encapsulated
                       in the pkt */

Function Documentation

int exclude_all_but_notfrom	(	ext_rnode *	e_rnode,
		map_node *	node,
		int	from_rpos,
		int	pos,
		u_char	excl_level,
		int	sub_id
	)

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int exclude_from	(	ext_rnode *	e_rnode,
		map_node *	node,
		int	from_rpos,
		int	pos,
		u_char	excl_level,
		int	sub_id
	)

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int exclude_from_and_glevel	(	ext_rnode *	e_rnode,
		map_node *	node,
		int	from_rpos,
		int	pos,
		u_char	excl_level,
		int	sub_id
	)

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int exclude_glevel	(	ext_rnode *	e_rnode,
		map_node *	node,
		int	from_rpos,
		int	pos,
		u_char	excl_level,
		int	sub_id
	)

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int flood_pkt_send	(	int(*)(ext_rnode *e_rnode, map_node *node, int from_rpos, int pos, u_char excl_level, int sub_id)	is_node_excluded,
		u_char	level,
		int	sub_id,
		int	from_rpos,
		PACKET	pkt
	)

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int ip_to_rfrom	(	inet_prefix	rip,
		quadro_group *	rip_quadg,
		quadro_group *	new_quadg,
		char	quadg_flags
	)

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tracer_chunk* tracer_add_entry	(	void *	void_map,
		void *	void_node,
		tracer_chunk *	tracer,
		u_int *	hops,
		u_char	level
	)

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int tracer_add_rtt	(	int	rpos,
		tracer_chunk *	tracer,
		u_short	hop
	)

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int tracer_get_trtt	(	int	from_rnode_pos,
		tracer_hdr *	trcr_hdr,
		tracer_chunk *	tracer,
		u_int *	trtt
	)

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int tracer_pkt_build	(	u_char	,
		int	,
		int	,
		int	,
		u_char	,
		brdcast_hdr *	,
		tracer_hdr *	,
		tracer_chunk *	,
		u_short	,
		char *	,
		size_t	,
		PACKET *
	)

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int tracer_pkt_recv

(

PACKET

rpkt

)

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int tracer_pkt_start

(

u_char

level

)

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u_short tracer_split_bblock	(	void *	,
		size_t	,
		bnode_hdr ***	,
		bnode_chunk ****	,
		size_t *
	)

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int tracer_store_pkt	(	inet_prefix	,
		quadro_group *	,
		u_char	,
		tracer_hdr *	,
		tracer_chunk *	,
		void *	,
		size_t	,
		u_short *	,
		char **	,
		size_t *
	)

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int tracer_unpack_pkt	(	PACKET	,
		brdcast_hdr **	,
		tracer_hdr **	,
		tracer_chunk **	,
		bnode_hdr **	,
		size_t *	,
		quadro_group *	,
		int *
	)

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Variable Documentation

const int_info tracer_chunk_iinfo

static

Initial value:

= { 2, 
                {  1  ,  1   }, 
                { sizeof(char), sizeof(char)+sizeof(u_int) }, 
                { 1, 1 } 
                  }

const int_info tracer_hdr_iinfo

static

Initial value:

= { 2,
                  {  (1<<1)  ,  (1<<1)   }, 
                  { sizeof(u_char), sizeof(u_char)+sizeof(u_short) },
                  { 1, 1 }
                }

int tracer_pkt_start_mutex