Install process for wince.
____________________________

latest tested:
libosip2-2.2.1-pre2
eXosip-0.9.0-pre1
celib-3.11
Pocket PC 2003

Installing Required Tools
-----------------

Development Tools for Mobile Applications (cite the Microsoft and
unneeded part is ignored )

http://msdn.microsoft.com/library/default.asp?url=/library/en-us/dnppcgen/html/devtoolsmobileapps.asp

1.	Uninstall all existing tools, SDKs, and emulators before proceeding.

You should uninstall the following programs before proceeding with this 
installation: 

¡¤	eMbedded Visual Tools 3.0 
¡¤	eMbedded Visual C++ 4.0 
¡¤	eMbedded Visual C++ 4.0 Service Pack 2 
¡¤	eMbedded Visual C++ 4.0 Service Pack 3 
¡¤	Visual Studio .NET 2003 
¡¤	Pocket PC 2003 SDK 
¡¤	Pocket PC 2002 SDK 
¡¤	Smartphone 2003 SDK 
¡¤	Smartphone 2002 SDK 
¡¤	Pocket PC 2000 SDK 
¡¤	Standard SDK for Windows CE .Net 
¡¤	Microsoft ActiveSync 

2.	Reboot your PC. 

3.	Install Microsoft ActiveSync 3.7.1
All the Development Tools for Mobile Applications require ActiveSync 3.7.1
for application development and deployment. 

4.	Install eMbedded Visual C++ 4.0 and Service Pack 3
In order to develop C++ applications for the Pocket PC 2003 and Smartphone 2003,
you must install Microsoft eMbedded Visual C++ 4.0 and Service Pack 3. Note that
you can install Service Pack 3 only after eMbedded Visual C++ 4.0 is installed. 

5.	Install Visual Studio .NET 2003
In order to develop applications in C# or Visual Basic .NET for Pocket PC 2002,
Smartphone 2003 or Pocket PC 2003, you must install Visual Studio .NET 2003.
Pocket PC 2003 devices and the Pocket PC 2003 Emulation images already contain
the .NET Compact Framework. You must deploy the .NET Compact Framework on
earlier devices. 

6.	Install the Pocket PC 2003 SDK
To develop applications in C++, C#, or Visual Basic .NET for Pocket PC 2003
you must install the Pocket PC 2003 SDK. 

7.	Install the Smartphone 2003 SDK
To develop applications in C++, C#, or Visual Basic .NET for Smartphone 2003
you must install the Smartphone 2003 SDK. 

8.	Install the Emulators for Pocket PC 2003 Second Edition
To test applications for high resolution and landscape Pocket PCs you must
install the Emulator Pack for Pocket PC 2003 Second Edition. 

9.	Install the Emulators for Smartphone 2003 Second Edition
To test applications for high resolution Smartphones you must install the
Emulator Pack for Smartphone 2003 Second Edition. 


Downloading Required Library
-----------------
1.  oSIP    
Latest tested version: 2.2.1-pre2
http://www.antisip.com/download/libosip2-2.2.1-pre2.tar.gz

2.  eXosip    
Latest tested version: 0.9.0-pre1
http://www.antisip.com/download/eXosip-0.9.0-pre1.tar.gz

3.  celib    
Latest tested version: 3.11
http://prdownloads.sourceforge.net/perlce/celib-3.11-dll-src.tar.gz


Building
----------------
1.  Extract the contents of the 3 files into a same directory (e.g. "D:\osip_ce").

2   New a WCE Pocket PC 2003 MFC AppWizard (exe) project in your EVC named
   ¡°SipClient¡±. (all the project file locate in the ¡°SipClient¡± folder) 

3   Add all the source code of libosip2-2.2.1-pre2 and eXosip-0.9.0-pre1 to
 project ¡°SipClient¡±.

4   Project Setting
Precompiled Headers:
  Automatic use of precompiled headers
Preprocessor definitions:
   OSIP_MT,NEW_TIMER,WIN32,_MT
Additional include directories:
   ..\eXosip-0.9.0-pre1\include,..\libosip2-2.2.1-pre2\include,..\celib-palm-3.0\inc
Object/library modules:
   celib.lib ws2.lib iphlpapi.lib
Additional library path:
   ..\celib-palm-3.0\wince-arm-pocket-wce300-release

5   Patch
Include two head files in the following files.
osip.h osip_negotiation.h osip_condv.h osip_port.h exosip.h 
#include <winsock2.h>
#include "celib.h"

Add following content into the source file ¡°osip_port,c¡±. (The content is copied from the ¡°celib¡±, which seems hasn¡¯t been compiled into the library.) 
const short _XCE_tolower_[1 + 256] = {
	-1,
	0x00,	0x01,	0x02,	0x03,	0x04,	0x05,	0x06,	0x07,
	0x08,	0x09,	0x0a,	0x0b,	0x0c,	0x0d,	0x0e,	0x0f,
	0x10,	0x11,	0x12,	0x13,	0x14,	0x15,	0x16,	0x17,
	0x18,	0x19,	0x1a,	0x1b,	0x1c,	0x1d,	0x1e,	0x1f,
	0x20,	0x21,	0x22,	0x23,	0x24,	0x25,	0x26,	0x27,
	0x28,	0x29,	0x2a,	0x2b,	0x2c,	0x2d,	0x2e,	0x2f,
	0x30,	0x31,	0x32,	0x33,	0x34,	0x35,	0x36,	0x37,
	0x38,	0x39,	0x3a,	0x3b,	0x3c,	0x3d,	0x3e,	0x3f,
	0x40,	'a',	'b',	'c',	'd',	'e',	'f',	'g',
	'h',	'i',	'j',	'k',	'l',	'm',	'n',	'o',
	'p',	'q',	'r',	's',	't',	'u',	'v',	'w',
	'x',	'y',	'z',	0x5b,	0x5c,	0x5d,	0x5e,	0x5f,
	0x60,	0x61,	0x62,	0x63,	0x64,	0x65,	0x66,	0x67,
	0x68,	0x69,	0x6a,	0x6b,	0x6c,	0x6d,	0x6e,	0x6f,
	0x70,	0x71,	0x72,	0x73,	0x74,	0x75,	0x76,	0x77,
	0x78,	0x79,	0x7a,	0x7b,	0x7c,	0x7d,	0x7e,	0x7f,
	0x80,	0x81,	0x82,	0x83,	0x84,	0x85,	0x86,	0x87,
	0x88,	0x89,	0x8a,	0x8b,	0x8c,	0x8d,	0x8e,	0x8f,
	0x90,	0x91,	0x92,	0x93,	0x94,	0x95,	0x96,	0x97,
	0x98,	0x99,	0x9a,	0x9b,	0x9c,	0x9d,	0x9e,	0x9f,
	0xa0,	0xa1,	0xa2,	0xa3,	0xa4,	0xa5,	0xa6,	0xa7,
	0xa8,	0xa9,	0xaa,	0xab,	0xac,	0xad,	0xae,	0xaf,
	0xb0,	0xb1,	0xb2,	0xb3,	0xb4,	0xb5,	0xb6,	0xb7,
	0xb8,	0xb9,	0xba,	0xbb,	0xbc,	0xbd,	0xbe,	0xbf,
	0xc0,	0xc1,	0xc2,	0xc3,	0xc4,	0xc5,	0xc6,	0xc7,
	0xc8,	0xc9,	0xca,	0xcb,	0xcc,	0xcd,	0xce,	0xcf,
	0xd0,	0xd1,	0xd2,	0xd3,	0xd4,	0xd5,	0xd6,	0xd7,
	0xd8,	0xd9,	0xda,	0xdb,	0xdc,	0xdd,	0xde,	0xdf,
	0xe0,	0xe1,	0xe2,	0xe3,	0xe4,	0xe5,	0xe6,	0xe7,
	0xe8,	0xe9,	0xea,	0xeb,	0xec,	0xed,	0xee,	0xef,
	0xf0,	0xf1,	0xf2,	0xf3,	0xf4,	0xf5,	0xf6,	0xf7,
	0xf8,	0xf9,	0xfa,	0xfb,	0xfc,	0xfd,	0xfe,	0xff
};
#define	tolower(c)	((int)((_XCE_tolower_ + 1)[(int)(c)]))

Delete following define from ¡°cecrt_defs.h¡± of celib. (The file operate functions of the ¡°celib¡± seem not work very well.)
    fopen freopen fclose fdopen fileno rewind
    
Delete the defining of ¡°struct timeval¡± from "internal.h" of osip2. (The struct has already been defined in celib.)

Modify "osip_rfc3264.c" of osip2. 
from: #include <osip_rfc3264i.h> /* internal include */
to: #include "osip_rfc3264i.h" /* internal include */

6   Building
