Route & Record-Route module, loose routing support. More...

#include <regex.h>
#include "../../str.h"
#include "../../parser/msg_parser.h"

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Functions

int check_route_param (struct sip_msg *msg, regex_t *re)
Check if the route hdr has the required parameter.
int get_route_param (struct sip_msg *msg, str *name, str *val)
Gets the value of a route parameter.
int is_direction (struct sip_msg *msg, int dir)
Check the direction of the message.
int loose_route (struct sip_msg *_m)
Do loose routing as per RFC3261.

Detailed Description

Definition in file modules_k/rr/loose.h.

Function Documentation

int check_route_param	(	struct sip_msg *	msg,
		regex_t *	re
	)

The function checks for the request "msg" if the URI parameters of the local Route header (corresponding to the local server) matches the given regular expression "re". It must be call after the loose_route was done.

Parameters:

	msg	SIP message request that will has the Route header parameters checked
	re	compiled regular expression to be checked against the Route header parameters

Returns:: -1 on failure, 1 on success

Definition at line 865 of file modules_k/rr/loose.c.

References sip_msg::id, _str::len, routed_msg_id, and _str::s.

int get_route_param	(	struct sip_msg *	msg,
		str *	name,
		str *	val
	)

The function search in to the "msg"'s Route header parameters the parameter called "name" and returns its value into "val". It must be call only after the loose_route is done.

Parameters:

	msg	- request that will have the Route header parameter searched
	name	- contains the Route header parameter to be serached
	val	returns the value of the searched Route header parameter if found. It might be an empty string if the parameter had no value.

Returns:: 0 if parameter was found (even if it has no value), -1 otherwise

Definition at line 909 of file modules_k/rr/loose.c.

References sip_msg::id, _str::len, routed_msg_id, and _str::s.

Referenced by is_direction().

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int is_direction	(	struct sip_msg *	msg,
		int	dir
	)

The function checks the flow direction of the request "msg". As for checking it's used the "ftag" Route header parameter, the append_fromtag module parameter must be enables. Also this must be call only after the loose_route is done.

Parameters: