dial_linux.go

//   Copyright 2014 Vastech SA (PTY) LTD
//
//   Licensed under the Apache License, Version 2.0 (the "License");
//   you may not use this file except in compliance with the License.
//   You may obtain a copy of the License at
//
//       http://www.apache.org/licenses/LICENSE-2.0
//
//   Unless required by applicable law or agreed to in writing, software
//   distributed under the License is distributed on an "AS IS" BASIS,
//   WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
//   See the License for the specific language governing permissions and
//   limitations under the License.

// +build linux

package ib

import (
	"errors"
	"fmt"
	"net"
)

var invalidAddrError = errors.New("invalid address")

func DialRC(laddr, raddr *net.TCPAddr) (*RCConn, error) {
	if laddr == nil || raddr == nil {
		return nil, invalidAddrError
	}
	iface := InterfaceForAddr(&net.IPNet{IP: laddr.IP})
	if iface == nil {
		err := errors.New(fmt.Sprintf("no interface for address %v", laddr))
		return nil, err
	}
	// http://code.google.com/p/go/issues/detail?id=3097
	c, err := net.DialTCP("tcp", laddr, raddr)
	if err != nil {
		return nil, err
	}
	defer checkClose(c)
	return newRCConn(c, iface)
}