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"
(C) 2014 by Holger Hans Peter Freyther
All Rights Reserved
This program is free software: you can redistribute it and/or modify
it under the terms of the GNU Affero General Public License as
published by the Free Software Foundation, either version 3 of the
License, or (at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU Affero General Public License for more details.
You should have received a copy of the GNU Affero General Public License
along with this program. If not, see <http://www.gnu.org/licenses/>.
"
Osmo.OsmoStreamSocketBase subclass: SMPPConnection [
| writeQueue nextSeq systemId password systemType pendingCommands |
<category: 'SMPP-Connection'>
createConnection: aHostname port: aPort [
<category: 'socket'>
^ Sockets.StreamSocket remote: aHostname port: aPort.
]
systemId: anId [
systemId := anId
]
password: aPassword [
password := aPassword
]
systemType: aType [
systemType := aType
]
scheduleBindTrx [
| command body |
body := SMPPBindTransceiver new
systemId: systemId;
password: password;
systemType: systemType;
version: 16r34;
numberingPlanIndicator: 0;
typeOfNumber: 0;
addressRange: #[];
yourself.
command := SMPPCommand initWith: body.
self scheduleCommand: command.
]
scheduleCommand: aCommand [
aCommand scheduledOn: self.
self send: aCommand.
]
send: aCommand [
| seq key header message |
seq := nextSeq.
nextSeq := nextSeq + 1.
header := SMPPPDUHeader new
sequenceNumber: seq;
commandId: aCommand messageType;
commandStatus: 0;
yourself.
message := SMPPMessage new
header: header;
body: aCommand body;
yourself.
"Remember that we want a response. TODO add timeout handling"
pendingCommands at: seq put: aCommand.
writeQueue nextPut: message toMessage asByteArray
]
connect [
super connect.
nextSeq := 1.
writeQueue := SharedQueue new.
pendingCommands := Dictionary new.
self scheduleBindTrx.
]
sendOne [
| msg |
"TODO: Pill of death!"
msg := writeQueue next.
socket nextPutAllFlush: msg.
]
dispatchOne [
| msg |
[
msg := SMPPMessage readFrom: socket.
msg body connectionDispatchOn: self with: msg
] on: Error do: [:e |
e
inspect;
pass
]
]
respondToEnquire: aMessage [
| msg |
msg := SMPPMessage new
header: (SMPPPDUHeader new
commandId: SMPPBodyBase enquireLinkResp;
commandStatus: 0;
sequenceNumber: aMessage header sequenceNumber;
yourself);
body: #[].
writeQueue nextPut: msg toMessage asByteArray
]
receviedResponse: aMessage [
| seq command |
"Search for a response"
seq := aMessage header sequenceNumber.
command := pendingCommands removeKey: seq ifAbsent: [
"TODO: log it"
^false].
command result: aMessage.
]
]
|
