2 // Copyright 2019 AT&T Intellectual Property
3 // Copyright 2019 Nokia
5 // Licensed under the Apache License, Version 2.0 (the "License");
6 // you may not use this file except in compliance with the License.
7 // You may obtain a copy of the License at
9 // http://www.apache.org/licenses/LICENSE-2.0
11 // Unless required by applicable law or agreed to in writing, software
12 // distributed under the License is distributed on an "AS IS" BASIS,
13 // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
14 // See the License for the specific language governing permissions and
15 // limitations under the License.
17 // This source code is part of the near-RT RIC (RAN Intelligent Controller)
18 // platform project (RICP).
23 // #cgo LDFLAGS: -L/usr/local/lib -lrmr_nng -lnng
24 // #include <rmr/rmr.h>
25 // #include <rmr/RIC_message_types.h>
26 // #include <stdlib.h>
34 func NewMBuf(mType int, len int, meid string, payload *[]byte, xAction *[]byte) *MBuf {
44 func NewContext(maxMsgSize int, flags int, ctx unsafe.Pointer, logger *logger.Logger) *Context {
46 MaxMsgSize: maxMsgSize,
53 //TODO: consider declaring using its own type
56 RIC_X2_SETUP_REQ = C.RIC_X2_SETUP_REQ
57 RIC_X2_SETUP_RESP = C.RIC_X2_SETUP_RESP
58 RIC_X2_SETUP_FAILURE = C.RIC_X2_SETUP_FAILURE
59 RIC_ENDC_X2_SETUP_REQ = C.RIC_ENDC_X2_SETUP_REQ
60 RIC_ENDC_X2_SETUP_RESP = C.RIC_ENDC_X2_SETUP_RESP
61 RIC_ENDC_X2_SETUP_FAILURE = C.RIC_ENDC_X2_SETUP_FAILURE
62 RIC_SCTP_CONNECTION_FAILURE = C.RIC_SCTP_CONNECTION_FAILURE
63 RIC_ENB_LOAD_INFORMATION = C.RIC_ENB_LOAD_INFORMATION
64 RIC_ENB_CONF_UPDATE = C.RIC_ENB_CONF_UPDATE
65 RIC_ENB_CONFIGURATION_UPDATE_ACK = C.RIC_ENB_CONF_UPDATE_ACK
66 RIC_ENB_CONFIGURATION_UPDATE_FAILURE = C.RIC_ENB_CONF_UPDATE_FAILURE
67 RIC_ENDC_CONF_UPDATE = C.RIC_ENDC_CONF_UPDATE
68 RIC_ENDC_CONF_UPDATE_ACK = C.RIC_ENDC_CONF_UPDATE_ACK
69 RIC_ENDC_CONF_UPDATE_FAILURE = C.RIC_ENDC_CONF_UPDATE_FAILURE
70 RIC_SCTP_CLEAR_ALL = C.RIC_SCTP_CLEAR_ALL
71 RIC_X2_RESET_RESP = C.RIC_X2_RESET_RESP
72 RIC_X2_RESET = C.RIC_X2_RESET
73 RIC_E2_TERM_INIT = C.E2_TERM_INIT
74 RAN_CONNECTED = C.RAN_CONNECTED
75 RAN_RESTARTED = C.RAN_RESTARTED
76 RAN_RECONFIGURED = C.RAN_RECONFIGURED
80 RMR_MAX_XACTION_LEN = int(C.RMR_MAX_XID)
81 RMR_MAX_MEID_LEN = int(C.RMR_MAX_MEID)
85 RMR_ERR_BADARG = C.RMR_ERR_BADARG
86 RMR_ERR_NOENDPT = C.RMR_ERR_NOENDPT
87 RMR_ERR_EMPTY = C.RMR_ERR_EMPTY
88 RMR_ERR_NOHDR = C.RMR_ERR_NOHDR
89 RMR_ERR_SENDFAILED = C.RMR_ERR_SENDFAILED
90 RMR_ERR_CALLFAILED = C.RMR_ERR_CALLFAILED
91 RMR_ERR_NOWHOPEN = C.RMR_ERR_NOWHOPEN
92 RMR_ERR_WHID = C.RMR_ERR_WHID
93 RMR_ERR_OVERFLOW = C.RMR_ERR_OVERFLOW
94 RMR_ERR_RETRY = C.RMR_ERR_RETRY
95 RMR_ERR_RCVFAILED = C.RMR_ERR_RCVFAILED
96 RMR_ERR_TIMEOUT = C.RMR_ERR_TIMEOUT
97 RMR_ERR_UNSET = C.RMR_ERR_UNSET
98 RMR_ERR_TRUNC = C.RMR_ERR_TRUNC
99 RMR_ERR_INITFAILED = C.RMR_ERR_INITFAILED
102 var states = map[int]string{
103 RMR_OK: "state is good",
104 RMR_ERR_BADARG: "argument passd to function was unusable",
105 RMR_ERR_NOENDPT: "send/call could not find an endpoint based on msg type",
106 RMR_ERR_EMPTY: "msg received had no payload; attempt to send an empty message",
107 RMR_ERR_NOHDR: "message didn't contain a valid header",
108 RMR_ERR_SENDFAILED: "send failed; errno has nano reason",
109 RMR_ERR_CALLFAILED: "unable to send call() message",
110 RMR_ERR_NOWHOPEN: "no wormholes are open",
111 RMR_ERR_WHID: "wormhole id was invalid",
112 RMR_ERR_OVERFLOW: "operation would have busted through a buffer/field size",
113 RMR_ERR_RETRY: "request (send/call/rts) failed, but caller should retry (EAGAIN for wrappers)",
114 RMR_ERR_RCVFAILED: "receive failed (hard error)",
115 RMR_ERR_TIMEOUT: "message processing call timed out",
116 RMR_ERR_UNSET: "the message hasn't been populated with a transport buffer",
117 RMR_ERR_TRUNC: "received message likely truncated",
118 RMR_ERR_INITFAILED: "initialisation of something (probably message) failed",
124 Meid string //Managed entity id (RAN name)
129 func (m MBuf) String() string {
130 return fmt.Sprintf("{ MType: %d, Len: %d, Meid: %q, Xaction: %q, Payload: [%x] }", m.MType, m.Len, m.Meid, m.XAction, m.Payload)
133 type Context struct {
136 RmrCtx unsafe.Pointer
137 Logger *logger.Logger
140 type RmrMessenger interface {
141 Init(port string, maxMsgSize int, flags int, logger *logger.Logger) *RmrMessenger
142 SendMsg(msg *MBuf) (*MBuf, error)
143 RecvMsg() (*MBuf, error)