Content-type: text/html Man page of sip_msg_is_request

sip_msg_is_request

Section: Session Initiation Protocol Library Functions (3SIP)
Updated: 20 Mar 2007
Index Return to Main Contents
 

NAME

sip_msg_is_request, sip_message_is_response - determine if the SIP message is a request or a response  

SYNOPSIS

cc [ flag ... ] file ... -lsip [ library ... ]
#include <sip.h>

boolean_t sip_msg_is_request(const sip_msg_t sip_msg, 
    int *error);

boolean_t sip_msg_is_response(const sip_msg_t sip_msg, 
    int *error);

 

DESCRIPTION

The sip_msg_is_request() function returns B_TRUE if sip_msg is a request and B_FALSE otherwise.

The sip_msg_is_response() function returns B_TRUE if sip_msg is a response and B_FALSE otherwise.  

RETURN VALUES

For functions that return an integer, the return value is the specified value on success and -1 on error.

The value of errno is not changed by these calls in the event of an error.  

ERRORS

These functions take a pointer to an integer error as an argument. If the error is non-null, one of the following values is set:

EINVAL

The input SIP message sip_msg or the header value is null; or the specified header/header value is deleted.

EPROTO

The header value is not present or invalid. The parser could not parse it correctly.

ENOMEM

There is an error allocating memory for the return value.

On success, the value of the location pointed to by error is set to 0.  

ATTRIBUTES

See attributes(5) for descriptions of the following attributes:

ATTRIBUTE TYPEATTRIBUTE VALUE

Interface StabilityStable

MT-Level

 

SEE ALSO

libsip(3SIP)


 

Index

NAME
SYNOPSIS
DESCRIPTION
RETURN VALUES
ERRORS
ATTRIBUTES
SEE ALSO

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Time: 02:37:49 GMT, October 02, 2010