node-sysv-ipc

Node.js async interface to SYS-V IPC

attach(filename)

Attach msgget to a key/filename (ftok)

Examples:

var ipc = new IPC;
ipc.attach(31337);

var ipc = new IPC;
ipc.attach("/tmp/file");

Params:

• String|Number filename or key (key_t)

Return:

• undefined

msgsnd(message, callback)

Send a message to a previosuly attached IPC channel

Examples:

var ipc = new IPC;
ipc.attach(31337)
ipc.msgsnd(new Buffer([0, 0, 0, 0, 0, 0, 0, 0, 41, 41, 41])); // remember, at least 8 bytes

Params:

• Buffer message

• Function callback

Return:

• undefined

msgrcv(length, [OPTIONAL], callback,)

Receive a message

Examples:

var ipc = new IPC;
ipc.attach(31337);
ipc.msgrcv(30, function(e, b) {
  assert(e, 'msgrcv');
  console.log(b.toString());
});

Params:

• Number length of the message

• Number [OPTIONAL] mtype

• Function callback, called with [error, msgBuffer]

Return:

• undefined