gprs.h

“TCP/IP协议库及例程”和“PPP-TCP/IP协议库及例程”系英创信息技术有限公司拥有自主知识产权之软件产品（软件产品登记证书号：川DGY-2004-0033）。上述软件的获得者仅允许将上述软件

#if !defined( _GPRS_H )
#define _GPRS_H

enum PPPGPRSState { POWERON=0, PPPINIT, ATE0, ATCGATT, ATCGATT_1,
		    ATCGDCONT, ATD99, PPPLINK, PPPLINKUP, PPPTERM };

/*/////////////////////////////////////////////////////////////
   Description: PPP link-session management
   Return: state of the current PPP session
	   = 0: Power on the GPRS module
	   = 1: PPP network initialization
	   = 2: verify AT command(ATE0)
	   = 3: check GPRS attachment(AT+CGATT?)
	   = 4: force GPRS attached(AT+CGATT=1)
	   = 5: define PDP context(AT+CGDCONT=...)
	   = 6: request GPRS service(ATD *99#)
	   = 7: PPP configuration
	   = 8: PPP linkup
	   = 9: force PPP down,including poweroff GPRS module
///////////////////////////////////////////////////////////////*/
PPPGPRSState  PPP_Running( );

// shutdown the current PPP session, and restart a new PPP session.
void PPP_Restart( );

#endif