Boost.Asio

Hanbit eBook

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Boost.Asio

_

2003 , MMORPG

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C++ , C# . C++11

Linux , .NET , JavaScript

.

.

, .

.

Boost.Asio

2013 6 4

/

() / 7 83 () IT

02-325-5544 / 02-336-7124

1999 6 24 10-1779

ISBN 978-89-6848-611-1 15000 / 9,900

/ /

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, ,

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www.hanb.co.kr / ask@hanb.co.kr

Published by HANBIT Media, Inc. Printed in Korea

Copyright 2013 & HANBIT Media, Inc.

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(ebookwriter@hanb.co.kr) .

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, IOCP

BSD Socket (Windows )

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IOCP

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Linux . Linux IOCP

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C++

Boost Asio . Asio

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C++ Boost ,

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Asio

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Technical Reviewer

Kingdom under fire 2 online team

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NCsoft Lineage Eternal

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C++ BSD Socket

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Asio .

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http://www.hanb.co.kr/exam/2611

http://www.hanb.co.kr/exam/2611

eBook

eBook IT eBook.

IT .

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1. eBook Only - IT .

500 () ,

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3. DRM-Free .

IT DRM-Free PDF

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0 1 Boost 1

1.1 Boost 2

1.2 3

0 2 Boost.Asio 5

2.1 5

2.2 6

2.3 7

2.4 8

0 3 Echo , 11

3.1 Boost.Asio 11

3.2 I/OTCP/IPEcho 12

3.3 I/OTCP/IPEcho 18

3.4 Boost.AsioAPI 24

0 4 I/O Echo , 34

4.1 I/O 34

4.2 I/OTCP/IPEcho 36

4.3 TCP/IPEcho 49

4.4 Boost.AsioAPI 57

0 5 61

5.1 61

5.2 70

5.3 76

0 6 I/O UDP Echo , 78

6.1 UDP 78

6.2 Boost.AsioAPI 80

0 7 Boost.Asio Timer 82

7.1 82

7.2 85

7.3 87

0 8 Boost.Asio 93

0 9 Boost.Asio 100

9.1 Boost.Asio 101

9.2 Windows 112

9.3 resolverIP 114

1 0 119

11 Boost

1 | Boost

Boost ? , C++

. Boost

,

C++ .

Boost C++ C++

, C++ (C++ )

. Boost .

1-1Boost(www.boost.org)

Boost

. Boost ,

. Boost

www.boost.org

21 Boost

. !

2011 8 C++11 Boost

. Visual Studio( VS) 2008 SP

tr1 Boost .

C++11 VC , Boost

C++ .

Boost.Asio , Boost

.

1.1 Boost

Boost Boost BoostPro

.

Boost : http://www.boost.org/users/history/version_1_

52_0.html

BoostPro : http://www.boostpro.com/download/

Boost OSOperating System,

(thread, filesystem ) . VS BoostPro

, lib dll (VS 2003 ~ VS 2010

, (32 64 ) BoostPro

).

BoostPro Boost

. Windows

http://www.boost.org/users/history/version_1_52_0.htmlhttp://www.boost.org/users/history/version_1_52_0.htmlhttp://www.boostpro.com/download/

31 Boost

, VS 01(VS

2012 ).

Boost

. Boost

, Boost

.

(

Boost

).

Boost : http://jacking.tistory.com/986

1.2

,

Windows .

. iOS

Android () Windows .

Boost . Boost

Windows Linux OS, iOS, Android

.

, Boost

.

0120132,BoostPro.

1.5.2.

http://jacking.tistory.com/986

41 Boost

iOS Android Boost ,

boost ios boost android .

(Boost iOS, android

).

Boost . ,

.

52 Boost.Asio

2 | Boost.Asio

Boost.Asio Boost ,

. Boost.Asio

. Boost.Asio

.

.

Asynchronous I/O( ) ,

I/O .

, , .

.

2.1

, Boost.Asio

. Boost.Asio API

.

Boost.Asio OS

(Asynchronous I/O) . Boost.Asio

. Boost.

Asio 2-1 .

62 Boost.Asio

2-1Boost.AsioAPI

Boost.Asio

Linux Kernel 2.4 select . FD_SIZE

Linux Kernel 2.6 epoll

FreeBSD Kqueue

Mac OS X Kqueue

Solaris /dev/poll

Windows 2000 Ovelapped I/O IOCP

_ (Asynchronous I/O)

blocking, non-blocking, syncronous, asyncronous

http://devsw.tistory.com/142

I/O Boost

https://www.ibm.com/developerworks/linux/library/l-async/

2.2

.

,

Boost.Asio .

Boost.Asio . IT

C++ Boost.Asio ,

.

P2P MMORPG Boost.Asio . Boost.Asio

. .

http://devsw.tistory.com/142https://www.ibm.com/developerworks/linux/library/l-async/

72 Boost.Asio

Boost.Asio ,

. C++11 C++

STL .

, Boost.Asio

. .01

2.3

PC ,

.

, ,

. Boost.Asio

2-1 .

2-1

01Boost1.4Asio.

82 Boost.Asio

, OS

, (A) F1 .

Boost.Asio OS (A)

(C) .

(A) . F1

? .

(B) .

, Boost.Asio

(

, ).

2.4

(

).

2-2

92 Boost.Asio

, (a)

. (a) ,

. , (a) .

(b) ,

.

(c) (a) (b)

. (c) ,

.

(a)

, (b) , (c)

Boost.Asio .

Boost.Asio

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.

, Boost Asio

.

. Boost.

Asio .

.

102 Boost.Asio

Boost.Asio Boost Boost

. Boost , Asio

.

Asio C++ library : http://think-async.com/Asio

http://think-async.com/Asio

113 Echo ,

3 | Echo ,

Boost.Asio

. OS API(Windows Linux Socket API)

, Boost.Asio

.

Boost.Asio ,

.

Boost.Asio .

3.1 Boost.Asio

Boost.Asio , Boost (1.1 Boost

) Boost.Asio lib . lib

, Boost.Asio

.

#include

Boost.Asio . .

? , lib Boost.

Asio .

Boost.Asio , I/O

TCP Echo .

123 Echo ,

3.2 I/O TCP/IP Echo

3-1 TCP/IP

,

Echo 01.

3-1SynchronousTCPServer

#include

// 'SDKDDKVer.h' VS 2012

// . .

#include

#include

const char SERVER_IP[] = "127.0.0.1";

const unsigned short PORT_NUMBER = 31400;

int main()

{

boost::asio::io_service io_service;

boost::asio::ip::tcp::endpoint endpoint( boost::asio::ip::tcp::v4(),

PORT_NUMBER );

boost::asio::ip::tcp::acceptor acceptor( io_service, endpoint );

boost::asio::ip::tcp::socket socket(io_service);

acceptor.accept(socket);

std::cout

133 Echo ,

{

std::array buf;

buf.assign(0);

boost::system::error_code error;

size_t len = socket.read_some(boost::asio::buffer(buf), error);

if( error )

{

if( error == boost::asio::error::eof )

{

std::cout

143 Echo ,

3-1 .

, .

Boost.Asio

, (

2 3

. ,

).

3.2.1

boost::asio::io_service io_service;

boost::asio::io_service Boost.Asio . io_service

I/O 02 , io_service

, , ,

. Boost.Asio socket

io_service .

02.

153 Echo ,

3-1io_service

io_service(Boost.Asio)

connectacceptsendreceive

OS

boost::asio::ip::tcp::endpoint endpoint( boost::asio::ip::tcp::v4(),

PORT_NUMBER );

boost::asio::ip::tcp::acceptor acceptor( io_service, endpoint )

endpoint ( ).

endpoint , IP (IPv4 IPv6)

. IPv4 .

acceptor , io_service

endpoint .

3.2.2

boost::asio::ip::tcp::socket socket(io_service);

acceptor.accept(socket);

163 Echo ,

3-1 TCP/IP

tcp::socket . socket

io_service .

acceptor accept socket

. 03

, accept

.

3.2.3

std::array buf;

buf.assign(0);

(std::array buf;).

3-1 char STL array .

array char .

boost::system::error_code error;

error_code wrapping04

, .

size_t len = socket.read_some(boost::asio::buffer(buf), error);

socket read_some

. error_code

. 3-1

03..

04.

173 Echo ,

.

error_

code . read_some

, error_code (boost::asio::error::eof)

. ,

.

if( error )

{

if( error == boost::asio::error::eof )

{

std::cout

183 Echo ,

3.2.4

char szMessage[128] = {0,};

sprintf_s( szMessage, 128-1, "Re:%s", &buf[0] );

int nMsgLen = strnlen_s( szMessage, 128-1 );

boost::system::error_code ignored_error;

socket.write_some(boost::asio::buffer(szMessage, nMsgLen),

ignored_error);

3.2.3 std::array ,

char . Boost.Asio C++ STL

std::vector std::string .

socket write_some .

buffer error_code . ,

buffer buffer , szMessage

.

Echo . Windows Linux OS API

. , 3-1

Windows Linux Mac OS

.

Winsock API 3-1

http://blog.naver.com/liccorob/10155384326

3.3 I/O TCP/IP Echo

(Asio /

http://blog.naver.com/liccorob/10155384326

193 Echo ,

) 3-1

, 3-2 .

3-2SynchronousTCPClient

#include

#include

#include

const char SERVER_IP[] = "127.0.0.1";

const unsigned short PORT_NUMBER = 31400;

int main()

{

boost::asio::io_service io_service;

boost::asio::ip::tcp::endpoint endpoint(boost::asio::ip::address::

from_string(SERVER_IP), PORT_NUMBER);

boost::system::error_code connect_error;

boost::asio::ip::tcp::socket socket(io_service);

socket.connect(endpoint, connect_error);

if (connect_error)

{

std::cout

203 Echo ,

std::cout

213 Echo ,

std::cout