61 lines
1.4 KiB
C
61 lines
1.4 KiB
C
#pragma noroot
|
|
|
|
#include <tcpip.h>
|
|
#include <stdlib.h>
|
|
#include <orca.h>
|
|
#include <misctool.h>
|
|
#include "session.h"
|
|
#include "tcpconnection.h"
|
|
|
|
/* Make a TCP connection for a session.
|
|
*
|
|
* On success, returns 0 and sets sess->ipid.
|
|
* On failure, returns an error code.
|
|
*/
|
|
enum NetDiskError StartTCPConnection(Session *sess) {
|
|
Word tcperr;
|
|
srBuff mySRBuff;
|
|
LongWord initialTime;
|
|
|
|
/* End any existing TCP connection */
|
|
EndTCPConnection(sess);
|
|
|
|
sess->ipid =
|
|
TCPIPLogin(userid(), sess->ipAddr, sess->port, 0, 0x40);
|
|
if (toolerror())
|
|
return NETWORK_ERROR;
|
|
|
|
tcperr = TCPIPOpenTCP(sess->ipid);
|
|
if (toolerror()) {
|
|
TCPIPLogout(sess->ipid);
|
|
return NETWORK_ERROR;
|
|
} else if (tcperr != tcperrOK) {
|
|
TCPIPLogout(sess->ipid);
|
|
return NO_RESPONSE;
|
|
}
|
|
|
|
initialTime = GetTick();
|
|
do {
|
|
TCPIPPoll();
|
|
TCPIPStatusTCP(sess->ipid, &mySRBuff);
|
|
} while (mySRBuff.srState == TCPSSYNSENT && GetTick()-initialTime < 15*60);
|
|
if (mySRBuff.srState != TCPSESTABLISHED) {
|
|
TCPIPAbortTCP(sess->ipid);
|
|
TCPIPLogout(sess->ipid);
|
|
return NO_RESPONSE;
|
|
}
|
|
|
|
sess->tcpLoggedIn = TRUE;
|
|
return 0;
|
|
}
|
|
|
|
void EndTCPConnection(Session *sess) {
|
|
if (sess->tcpLoggedIn) {
|
|
TCPIPPoll();
|
|
TCPIPAbortTCP(sess->ipid);
|
|
TCPIPLogout(sess->ipid);
|
|
sess->ipid = 0;
|
|
sess->tcpLoggedIn = FALSE;
|
|
}
|
|
}
|