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DIAMETER_MESSAGE_T


Define common operations for Diameter.Req or Diameter.Res.

This topic lists the expressions that are provided by this class.

ACCOUNTING_SUB_SESSION_ID

Returns the Accounting-Sub-Session-Id AVP (code 287) from the message.

Returns: avp_t


ACCT_APPLICATION_ID

Returns the Acct-Application-Id AVP (code 259) from the message. Note: expression can be used to retrieve the value as Unsigned32

Returns: avp_unum_t


ACCT_MULTI_SESSION_ID

Returns the Acct-Multi-Session-Id AVP (code 50) from the message.

Returns: avp_t


ACCT_SESSION_ID

Returns the Acct-Session-ID AVP (code 44) from the message.

Returns: avp_t


APPLICATION_ID

Returns the Application-ID from the message.

Returns: unum_text_t


AUTH_APPLICATION_ID

Returns the Auth-Application-Id AVP (code 258) from the message. Note: expression can be used to retrieve the value as Unsigned32

Returns: avp_unum_t


AVP_END

Returns the location at the end of Diameter message (or in other words end of all AVPs) in Diameter message.

Returns: text_t


AVP_LIST

Returns the AVP region in Diameter message (or in other words returns location at start of AVPs and length equal to Diameter message length excluding header).

Returns: text_t


AVP (uint avpcode)

Returns the specified AVP from the message.

For example, to get the AVP with code 263 from a Request, use the expression: DIAMETER.REQ.AVP(263).

Note: To get AVP that is nested inside a grouped AVP, use the AVP method from the avp_t class.

Parameters (expressions not allowed):

avpcode- AVP code

Returns: avp_t


AVP (uint avpcode, uint vendorid)

Returns the specified AVP in given vendor-id namespace from the message.

For example, to get the AVP with code 1001 and VendorId 10415 from a Request, use the expression: DIAMETER.REQ.AVP(1001, 10415).

Note: To get AVP that is nested inside a grouped AVP, use the AVP method from the avp_t class.

Parameters (expressions not allowed):

avpcode- AVP code

vendorid- Vendor Id

Returns: avp_t


AVP_START

Returns the location at the start of AVPs (or in other words end of diameter header) in Diameter message.

Returns: text_t


COMMAND_CODE

Returns the Command Code from the message.

Returns: unum_text_t


END_TO_END_ID

Returns the End-to-End Identifier from the message.

Returns: unsigned_long_at


FLAGS

Returns the value of Diameter Header flags in Diameter message.

Returns: diameter_flag_t


HOP_BY_HOP_ID

Returns the Hop-by-Hop Identifier from the message.

Returns: unsigned_long_at


IS_PROXIABLE

Returns true if the P (proxiable) command flag is set for the message.

Returns: bool_at


LENGTH

Returns the Message Length from the message.

Returns: num_at


ORIGIN_HOST

Returns the Origin-Host AVP (code 264) from the message.

Returns: avp_t


ORIGIN_REALM

Returns the Origin-Realm AVP (code 296) from the message.

Returns: avp_t


PRODUCT_NAME

Returns the Product-Name AVP (code 269) from the message.

Returns: avp_t


SESSION_ID

Returns the Session-ID AVP (code 263) from the message.

Returns: avp_t


SUPPORTED_VENDOR_ID

Returns the Supported-Vendor-Id AVP (code 265) from the message.

Returns: avp_t


USER_NAME

Returns the User-Name AVP (code 1) from the message.

Returns: avp_t


VENDOR_ID

Returns the Vendor-Id AVP (code 266) from the message.

Returns: avp_t


VENDOR_SPECIFIC_APPLICATION_ID

Returns the Vendor-Specific-Application-Id AVP (code 260) from the message.

Returns: vendor_spec_appid_avp_t


VERSION

Returns the version of the Diameter protocol. Currently, Diameter supports only version 1.

Returns: unum_text_t


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