ltraask.c

linux平台下类似著名的电路板作图软件 Spice的源代码

/**********
Copyright 1990 Regents of the University of California.  All rights reserved.
Author: 1990 Jaijeet S. Roychowdhury
**********/

/*
 * This routine gives access to the internal device parameter
 * of LTRA lines
 */

#include "spice.h"
#include <stdio.h>
#include "cktdefs.h"
#include "devdefs.h"
#include "ifsim.h"
#include "ltradefs.h"
#include "sperror.h"
#include "util.h"
#include "suffix.h"

/* ARGSUSED */
int
LTRAask(ckt,inst,which,value,select)
    CKTcircuit *ckt;
    GENinstance *inst;
    int which;
    IFvalue *value;
    IFvalue *select;
{
    LTRAinstance *here = (LTRAinstance *)inst;
    int temp;

    switch(which) {
        case LTRA_POS_NODE1:
            value->iValue = here->LTRAposNode1;
            return (OK);
        case LTRA_NEG_NODE1:
            value->iValue = here->LTRAnegNode1;
            return (OK);
        case LTRA_POS_NODE2:
            value->iValue = here->LTRAposNode2;
            return (OK);
        case LTRA_NEG_NODE2:
            value->iValue = here->LTRAnegNode2;
            return (OK);
        case LTRA_MOD_Z0:
            value->rValue = here->LTRAmodPtr->LTRAimped;
            return (OK);
        case LTRA_MOD_TD:
            value->rValue = here->LTRAmodPtr->LTRAtd;
            return (OK);
        case LTRA_MOD_NL:
            value->rValue = here->LTRAmodPtr->LTRAnl;
            return (OK);
        case LTRA_MOD_FREQ:
            value->rValue = here->LTRAmodPtr->LTRAf;
            return (OK);
        case LTRA_V1:
            value->rValue = here->LTRAinitVolt1;
            return (OK);
        case LTRA_I1:
            value->rValue = here->LTRAinitCur1;
            return (OK);
        case LTRA_V2:
            value->rValue = here->LTRAinitVolt2;
            return (OK);
        case LTRA_I2:
            value->rValue = here->LTRAinitCur2;
            return (OK);
        case LTRA_MOD_RELTOL:
            value->rValue = here->LTRAmodPtr->LTRAreltol;
            return (OK);
        case LTRA_MOD_ABSTOL:
            value->rValue = here->LTRAmodPtr->LTRAabstol;
            return (OK);
        case LTRA_BR_EQ1:
            value->rValue = here->LTRAbrEq1;
            return (OK);
        case LTRA_BR_EQ2:
            value->rValue = here->LTRAbrEq2;
            return (OK);
        case LTRA_DELAY:
	    /*
            value->v.vec.rVec = (double *) MALLOC(here->LTRAsizeDelay);
            value->v.numValue = temp = here->LTRAsizeDelay;
            while (temp--) {
                *value->v.vec.rVec++ = *here->LTRAdelays++;
		*/
            value->v.vec.rVec = (double *) NULL;
            value->v.numValue = temp = 0;
            return (OK);
        default:
            return (E_BADPARM);
    }
    /* NOTREACHED */
}