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Diffstat (limited to 'lib/diameter/include/diameter.hrl')
| -rw-r--r-- | lib/diameter/include/diameter.hrl | 130 |
1 files changed, 130 insertions, 0 deletions
diff --git a/lib/diameter/include/diameter.hrl b/lib/diameter/include/diameter.hrl new file mode 100644 index 0000000000..0fa7fd406f --- /dev/null +++ b/lib/diameter/include/diameter.hrl @@ -0,0 +1,130 @@ +%% +%% %CopyrightBegin% +%% +%% Copyright Ericsson AB 2010-2011. All Rights Reserved. +%% +%% The contents of this file are subject to the Erlang Public License, +%% Version 1.1, (the "License"); you may not use this file except in +%% compliance with the License. You should have received a copy of the +%% Erlang Public License along with this software. If not, it can be +%% retrieved online at http://www.erlang.org/. +%% +%% Software distributed under the License is distributed on an "AS IS" +%% basis, WITHOUT WARRANTY OF ANY KIND, either express or implied. See +%% the License for the specific language governing rights and limitations +%% under the License. +%% +%% %CopyrightEnd% +%% + +-ifndef(diameter_hrl). +-define(diameter_hrl, true). + +%% RFC 3588, 2.4: +-define(DIAMETER_APP_ID_COMMON, 0). +-define(DIAMETER_APP_ID_ACCOUNTING, 3). +-define(DIAMETER_APP_ID_RELAY, 16#FFFFFFFF). + +%% Corresponding dictionaries: +-define(DIAMETER_DICT_COMMON, diameter_gen_base_rfc3588). +-define(DIAMETER_DICT_ACCOUNTING, diameter_gen_base_accounting). +-define(DIAMETER_DICT_RELAY, diameter_gen_relay). + +%% Events sent to processes that have subscribed with +%% diameter:subscribe/1. +%% +-record(diameter_event, + {service, %% name + info}). %% tuple() + +%% diameter_packet records are passed through the encode/decode +%% interface supplied by a dictionary module configured on a Diameter +%% application. For an incoming message the bin field contains the +%% received binary and the header, avps, msg and errors fields the +%% result of decoding. + +-record(diameter_packet, + {header, %% #diameter_header{} + avps, %% deep list() of #diameter_avp{} + msg, %% fully decoded message + bin, %% binary received/sent over the wire + errors = [],%% list() of Result-Code | {Result-Code, #diameter_avp{}} + transport_data}). + +-record(diameter_header, + {version, %% 8-bit unsigned + length, %% 24-bit unsigned + cmd_code, %% 8-bit unsigned + application_id, %% 24-bit unsigned + hop_by_hop_id, %% 32-bit unsigned + end_to_end_id, %% 32-bit unsigned + is_request, %% boolean() R flag + is_proxiable, %% boolean() P flag + is_error, %% boolean() E flag + is_retransmitted}). %% boolean() T flag + +-record(diameter_avp, + {code, %% 32-bit unsigned + vendor_id, %% 32-bit unsigned + is_mandatory = false, %% boolean() M flag + need_encryption = false, %% boolean() P flag + data, %% encoded binary() + name, %% atom() AVP name + value, %% decoded term() decoded | undefined + type, %% atom() type name, + index}). %% non_neg_integer() | undefined + +%% A diameter_caps record corresponds to capabilities configuration on +%% diameter:start_service/2. In application callbacks is identifies +%% the peer connection for which the callback is taking place, and in +%% this case each field is a 2-tuple specifying the host (ie. local) +%% and peer (ie. remote) values, host values having been configured +%% and peer values having been received at capabilities exchange. + +-record(diameter_caps, + {origin_host, %% 'DiameterIdentity'() + origin_realm, %% 'DiameterIdentity'() + host_ip_address = [], %% ['Address'()] + vendor_id, %% 'Unsigned32'() + product_name, %% 'OctetString'() + origin_state_id = [], %% ['Unsigned32'()] + supported_vendor_id = [], %% ['Unsigned32'()] + auth_application_id = [], %% ['Unsigned32'()] + inband_security_id = [], %% ['Unsigned32'()] + acct_application_id = [], %% ['Unsigned32'()] + vendor_specific_application_id = [], %% ['Grouped'()] + firmware_revision = [], %% ['Unsigned32()] + avp = []}). + +%% AVP's of type DiameterURI are encoded as a diameter_uri record. +%% Note that AVP's of type IPFilterRule and QoSFilterRule are currently +%% encoded simply as OctetString's. + +-record(diameter_uri, + {type, %% aaa | aaas + fqdn, %% string() + port = 3868, %% non_neg_integer(), + transport = sctp, %% | tcp, + protocol = diameter}). %% | radius | 'tacacs+' + +%% The diameter service and diameter_apps records are only passed +%% through the transport interface when starting a transport process, +%% although typically a transport implementation will (and probably +%% should) only be interested host_ip_address. + +-record(diameter_service, + {pid, + capabilities, %% #diameter_caps{} + applications = []}). %% [#diameter_app{}] + +-record(diameter_app, + {alias, %% option 'alias' + dictionary, %% option 'dictionary', module() + module, %% [Mod | Args] callback module() and extra args + init_state, %% option 'state', initial callback state + id, %% 32-bit unsigned application identifier = Dict:id() + mutable = false, %% boolean(), do traffic callbacks modify state? + answer_errors = report}). %% | callback | discard + %% how to handle containing errors? + +-endif. %% -ifdef(diameter_hrl). |