STATUS
gcn_login( i4 type, i4 version, bool encrypt, char *key, char *ipb, char *opb )
{
STATUS status = FAIL;
switch( type )
{
case GCN_VLP_CLIENT :
if ( ! encrypt )
switch( version )
{
case GCN_VLP_V0 : status = gcn_decrypt( key, ipb, opb ); break;
}
break;
case GCN_VLP_LOGIN :
if ( encrypt )
switch( version )
{
case GCN_VLP_V0 : status = gcu_encode( key, ipb, opb ); break;
case GCN_VLP_V1 : status = gcn_encode( key,
(u_i1 *)IIGCn_static.login_mask,
ipb, opb ); break;
}
else
switch( version )
{
case GCN_VLP_V0 : status = gcn_decrypt( key, ipb, opb ); break;
case GCN_VLP_V1 : status = gcn_decode( key,
(u_i1 *)IIGCn_static.login_mask,
ipb, opb ); break;
}
break;
case GCN_VLP_COMSVR :
if ( encrypt )
switch( version )
{
case GCN_VLP_V0 : status = gcu_encode( key, ipb, opb ); break;
case GCN_VLP_V1 : status = gcn_encode( key,
(u_i1 *)IIGCn_static.comsvr_mask,
ipb, opb ); break;
}
break;
}
return( status );
}
STATUS gcn_recrypt( bool clustered, u_i1 *local_mask, char *gcn_val,
bool *v1DecryptErr, bool *writeOutput)
{
i2 pc;
char *pv[ 3 ];
STATUS status = OK;
char *p;
char pwd[GC_L_PASSWORD];
i2 j;
bool printable;
*v1DecryptErr = FALSE;
pc = gcu_words( gcn_val, NULL, pv, ',', 3 );
if (pc < 2 )
pv[1] = "";
if (pc < 3 )
pv[2] = "";
if (!STcasecmp(pv[2],"V0") || (pc < 3))
status = gcn_decrypt( pv[0], pv[1], pwd );
else
status = gcn_decode( pv[0],(u_i1*)local_mask, pv[1], pwd );
if (status != OK)
{
if (!STcasecmp(pv[2],"V1"))
*v1DecryptErr = TRUE;
goto end_routine;
}
if (!STlength(pwd))
{
if (!STcasecmp(pv[2],"V1"))
*v1DecryptErr = TRUE;
status = FAIL;
goto end_routine;
}
p = &pwd[0];
printable = TRUE;
for (j = 0; j < STlength(pwd); j++)
{
if (!CMprint(p))
{
printable = FALSE;
break;
}
CMnext(p);
}
if (!printable)
{
if (!STcasecmp(pv[2],"V1"))
*v1DecryptErr = TRUE;
status = FAIL;
goto end_routine;
}
if (clustered)
{
if (!STncasecmp("V1", pv[2], STlength(pv[2])))
*writeOutput = TRUE;
status = gcu_encode( pv[0], pwd, pv[1] );
STpolycat( 5, pv[0], ",", pv[1], ",", "V0", gcn_val );
}
else
{
status = gcn_encode( pv[0],(u_i1*)local_mask, pwd, pv[1] );
STpolycat( 5, pv[0], ",", pv[1], ",", "V1", gcn_val );
}
end_routine:
return status;
}
