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.
20 // #cgo LDFLAGS: -L/usr/local/lib -lrmr_nng -lnng
21 // #include <rmr/rmr.h>
22 // #include <rmr/RIC_message_types.h>
23 // #include <stdlib.h>
31 func NewMBuf(mType int, len int, meid string, payload *[]byte, xAction *[]byte) *MBuf {
41 func NewContext(maxMsgSize int, flags int, ctx unsafe.Pointer, logger *logger.Logger) *Context {
43 MaxMsgSize: maxMsgSize,
49 //TODO: consider declaring using its own type
52 RIC_X2_SETUP_REQ = C.RIC_X2_SETUP_REQ
53 RIC_X2_SETUP_RESP = C.RIC_X2_SETUP_RESP
54 RIC_X2_SETUP_FAILURE = C.RIC_X2_SETUP_FAILURE
55 RIC_ENDC_X2_SETUP_REQ = C.RIC_ENDC_X2_SETUP_REQ
56 RIC_ENDC_X2_SETUP_RESP =C.RIC_ENDC_X2_SETUP_RESP
57 RIC_ENDC_X2_SETUP_FAILURE = C.RIC_ENDC_X2_SETUP_FAILURE
58 RIC_SCTP_CONNECTION_FAILURE = C.RIC_SCTP_CONNECTION_FAILURE
59 RIC_ENB_LOAD_INFORMATION = C.RIC_ENB_LOAD_INFORMATION
60 RIC_ENB_CONF_UPDATE = C.RIC_ENB_CONF_UPDATE
61 RIC_ENB_CONFIGURATION_UPDATE_ACK = C.RIC_ENB_CONF_UPDATE_ACK
62 RIC_ENB_CONFIGURATION_UPDATE_FAILURE = C.RIC_ENB_CONF_UPDATE_FAILURE
63 RIC_ENDC_CONF_UPDATE = C.RIC_ENDC_CONF_UPDATE
64 RIC_ENDC_CONF_UPDATE_ACK = C.RIC_ENDC_CONF_UPDATE_ACK
65 RIC_ENDC_CONF_UPDATE_FAILURE = C.RIC_ENDC_CONF_UPDATE_FAILURE
66 RIC_SCTP_CLEAR_ALL = C.RIC_SCTP_CLEAR_ALL
67 RIC_X2_RESET_RESP = C.RIC_X2_RESET_RESP
71 RMR_MAX_XACTION_LEN = int(C.RMR_MAX_XID)
72 RMR_MAX_MEID_LEN = int(C.RMR_MAX_MEID)
76 RMR_ERR_BADARG = C.RMR_ERR_BADARG
77 RMR_ERR_NOENDPT = C.RMR_ERR_NOENDPT
78 RMR_ERR_EMPTY = C.RMR_ERR_EMPTY
79 RMR_ERR_NOHDR = C.RMR_ERR_NOHDR
80 RMR_ERR_SENDFAILED = C.RMR_ERR_SENDFAILED
81 RMR_ERR_CALLFAILED = C.RMR_ERR_CALLFAILED
82 RMR_ERR_NOWHOPEN = C.RMR_ERR_NOWHOPEN
83 RMR_ERR_WHID = C.RMR_ERR_WHID
84 RMR_ERR_OVERFLOW = C.RMR_ERR_OVERFLOW
85 RMR_ERR_RETRY = C.RMR_ERR_RETRY
86 RMR_ERR_RCVFAILED = C.RMR_ERR_RCVFAILED
87 RMR_ERR_TIMEOUT = C.RMR_ERR_TIMEOUT
88 RMR_ERR_UNSET = C.RMR_ERR_UNSET
89 RMR_ERR_TRUNC = C.RMR_ERR_TRUNC
90 RMR_ERR_INITFAILED = C.RMR_ERR_INITFAILED
93 var states = map[int]string {
94 RMR_OK : "state is good",
95 RMR_ERR_BADARG : "argument passd to function was unusable",
96 RMR_ERR_NOENDPT : "send/call could not find an endpoint based on msg type",
97 RMR_ERR_EMPTY : "msg received had no payload; attempt to send an empty message",
98 RMR_ERR_NOHDR : "message didn't contain a valid header",
99 RMR_ERR_SENDFAILED : "send failed; errno has nano reason",
100 RMR_ERR_CALLFAILED : "unable to send call() message",
101 RMR_ERR_NOWHOPEN : "no wormholes are open",
102 RMR_ERR_WHID : "wormhole id was invalid",
103 RMR_ERR_OVERFLOW : "operation would have busted through a buffer/field size",
104 RMR_ERR_RETRY : "request (send/call/rts) failed, but caller should retry (EAGAIN for wrappers)",
105 RMR_ERR_RCVFAILED : "receive failed (hard error)",
106 RMR_ERR_TIMEOUT : "message processing call timed out",
107 RMR_ERR_UNSET : "the message hasn't been populated with a transport buffer",
108 RMR_ERR_TRUNC : "received message likely truncated",
109 RMR_ERR_INITFAILED : "initialisation of something (probably message) failed",
115 Meid string //Managed entity id (RAN name)
120 func (m MBuf) String () string {
121 return fmt.Sprintf("{ MType: %d, Len: %d, Meid: %q, Xaction: %q, Payload: [%x] }", m.MType, m.Len, m.Meid, m.XAction, m.Payload)
124 type Context struct {
127 RmrCtx unsafe.Pointer
128 Logger *logger.Logger
131 type RmrMessenger interface {
132 Init(port string, maxMsgSize int, flags int, logger *logger.Logger) *RmrMessenger
133 SendMsg(msg *MBuf, maxMsgSize int) (*MBuf, error)
134 RecvMsg() (*MBuf, error)