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/* ----------------------------------------------------------------------
Build cmextrn.h, cminfo.h, udnextrn.h and udninfo.h from udnpath.lst and
modpath.lst using 'cmpp -lst'. Then compile this file and link it with
cm and udn object files to produce a dll that can be loaded by ngspice
at run-time.
Copyright 2000 The ngspice team
3 - Clause BSD license
(see COPYING or https://opensource.org/licenses/BSD-3-Clause)
Author: Arpad Buermen
------------------------------------------------------------------------ */
#include <stdarg.h>
#include <stdlib.h>
#include <string.h>
#include "ngspice/cpextern.h"
#include "ngspice/devdefs.h"
#include "ngspice/dstring.h"
#include "ngspice/dllitf.h"
#include "ngspice/evtudn.h"
#include "ngspice/inpdefs.h"
#include "cmextrn.h"
#include "udnextrn.h"
//////////////////////////////////////////////////////////////////////////////
//////////////////////////////////////////////////////////////////////////////
// Do not modify anything below this line
//////////////////////////////////////////////////////////////////////////////
SPICEdev *cmDEVices[] = {
#include "cminfo.h"
NULL
};
int cmDEVicesCNT = sizeof(cmDEVices)/sizeof(SPICEdev *)-1;
Evt_Udn_Info_t *cmEVTudns[] = {
#include "udninfo.h"
NULL
};
int cmEVTudnCNT = sizeof(cmEVTudns)/sizeof(Evt_Udn_Info_t *)-1;
/* Instantiation of pointer to core info structure containing pointers
* to core functions. */
struct coreInfo_t *coreitf = (struct coreInfo_t *) NULL;
//////////////////////////////////////////////////////////////////////////////
//////////////////////////////////////////////////////////////////////////////
// Functions that return pointers to structures.
//////////////////////////////////////////////////////////////////////////////
#if defined (__MINGW32__) || defined (__CYGWIN__) || defined (_MSC_VER)
#define CM_EXPORT __declspec(dllexport)
#else
/* use with gcc flag -fvisibility=hidden */
#if __GNUC__ >= 4
#define CM_EXPORT __attribute__ ((visibility ("default")))
#define CM_EXPORT_LOCAL __attribute__ ((visibility ("hidden")))
#else
#define CM_EXPORT
#define CM_EXPORT_LOCAL
#endif
#endif
extern CM_EXPORT void *CMdevs(void);
extern CM_EXPORT void *CMdevNum(void);
extern CM_EXPORT void *CMudns(void);
extern CM_EXPORT void *CMudnNum(void);
extern CM_EXPORT void *CMgetCoreItfPtr(void);
// This one returns the device table
CM_EXPORT void *CMdevs(void) {
return (void *)cmDEVices;
}
// This one returns the device count
CM_EXPORT void *CMdevNum(void) {
return (void *)&cmDEVicesCNT;
}
// This one returns the UDN table
CM_EXPORT void *CMudns(void) {
return (void *)cmEVTudns;
}
// This one returns the UDN count
CM_EXPORT void *CMudnNum(void) {
return (void *)&cmEVTudnCNT;
}
// This one returns the pointer to the pointer to the core interface structure
CM_EXPORT void *CMgetCoreItfPtr(void) {
return (void *)(&coreitf);
}
//////////////////////////////////////////////////////////////////////////////
//////////////////////////////////////////////////////////////////////////////
// These functions call the real core functions of SPICE OPUS using the
// pointers in coreitf structure.
//////////////////////////////////////////////////////////////////////////////
void MIF_INP2A(
CKTcircuit *ckt, /* circuit structure to put mod/inst structs in */
INPtables *tab, /* symbol table for node names, etc. */
struct card *current /* the card we are to parse */
) {
(coreitf->dllitf_MIF_INP2A)(ckt,tab,current);
}
char * MIFgetMod(
CKTcircuit *ckt,
char *name,
INPmodel **model,
INPtables *tab
) {
return (coreitf->dllitf_MIFgetMod)(ckt,name,model,tab);
}
IFvalue * MIFgetValue(
CKTcircuit *ckt,
char **line,
int type,
INPtables *tab,
char **err
) {
return (coreitf->dllitf_MIFgetValue)(ckt,line,type,tab,err);
}
int MIFsetup(
SMPmatrix *matrix,
GENmodel *inModel,
CKTcircuit *ckt,
int *state
) {
return (coreitf->dllitf_MIFsetup)(matrix,inModel,ckt,state);
}
int MIFunsetup(
GENmodel *inModel,
CKTcircuit *ckt
) {
return (coreitf->dllitf_MIFunsetup)(inModel,ckt);
}
int MIFload(
GENmodel *inModel,
CKTcircuit *ckt
) {
return (coreitf->dllitf_MIFload)(inModel,ckt);
}
int MIFmParam(
int param_index,
IFvalue *value,
GENmodel *inModel
) {
return (coreitf->dllitf_MIFmParam)(param_index,value,inModel);
}
int MIFask(
CKTcircuit *ckt,
GENinstance *inst,
int param_index,
IFvalue *value,
IFvalue *select
) {
return (coreitf->dllitf_MIFask)(ckt,inst,param_index,value,select);
}
int MIFmAsk(
CKTcircuit *ckt,
GENmodel *inModel,
int param_index,
IFvalue *value
) {
return (coreitf->dllitf_MIFmAsk)(ckt,inModel,param_index,value);
}
int MIFtrunc(
GENmodel *inModel,
CKTcircuit *ckt,
double *timeStep
) {
return (coreitf->dllitf_MIFtrunc)(inModel,ckt,timeStep);
}
int MIFconvTest(
GENmodel *inModel,
CKTcircuit *ckt
) {
return (coreitf->dllitf_MIFconvTest)(inModel,ckt);
}
int MIFdelete(
GENinstance *inst
) {
return (coreitf->dllitf_MIFdelete)(inst);
}
int MIFmDelete(
GENmodel *gen_model
) {
return (coreitf->dllitf_MIFmDelete)(gen_model);
}
void MIFdestroy(
void
) {
(coreitf->dllitf_MIFdestroy)();
}
char *MIFgettok(
char **s
) {
return (coreitf->dllitf_MIFgettok)(s);
}
char *MIFget_token(
char **s,
Mif_Token_Type_t *type
) {
return (coreitf->dllitf_MIFget_token)(s,type);
}
Mif_Cntl_Src_Type_t MIFget_cntl_src_type(
Mif_Port_Type_t in_port_type,
Mif_Port_Type_t out_port_type
) {
return (coreitf->dllitf_MIFget_cntl_src_type)(in_port_type,out_port_type);
}
char *MIFcopy(char *c) {
return (coreitf->dllitf_MIFcopy)(c);
}
void cm_climit_fcn(double in, double in_offset, double cntl_upper,
double cntl_lower, double lower_delta,
double upper_delta, double limit_range,
double gain, int percent, double *out_final,
double *pout_pin_final, double *pout_pcntl_lower_final,
double *pout_pcntl_upper_final) {
(coreitf->dllitf_cm_climit_fcn)(in,in_offset,cntl_upper,cntl_lower,lower_delta,
upper_delta,limit_range,gain,percent,out_final,
pout_pin_final,pout_pcntl_lower_final,
pout_pcntl_upper_final);
}
void cm_smooth_corner(double x_input, double x_center, double y_center,
double domain, double lower_slope, double upper_slope,
double *y_output, double *dy_dx) {
(coreitf->dllitf_cm_smooth_corner)(x_input,x_center,y_center,domain,lower_slope,
upper_slope,y_output,dy_dx);
}
void cm_smooth_discontinuity(double x_input, double x_lower, double y_lower,
double x_upper, double y_upper,
double *y_output, double *dy_dx) {
(coreitf->dllitf_cm_smooth_discontinuity)(x_input,x_lower,y_lower,x_upper,y_upper,
y_output,dy_dx);
}
double cm_smooth_pwl(double x_input, double *x, double *y, int size,
double input_domain, double *dout_din) {
return (coreitf->dllitf_cm_smooth_pwl)(x_input,x,y,size,input_domain,dout_din);
}
double cm_analog_ramp_factor(void) {
return (coreitf->dllitf_cm_analog_ramp_factor)();
}
void cm_analog_alloc(int tag, int bytes) {
(coreitf->dllitf_cm_analog_alloc)(tag,bytes);
}
void *cm_analog_get_ptr(int tag, int timepoint) {
return (coreitf->dllitf_cm_analog_get_ptr)(tag,timepoint);
}
int cm_analog_integrate(double integrand, double *integral, double *partial) {
return (coreitf->dllitf_cm_analog_integrate)(integrand,integral,partial);
}
int cm_analog_converge(double *state) {
return (coreitf->dllitf_cm_analog_converge)(state);
}
int cm_analog_set_temp_bkpt(double time) {
return (coreitf->dllitf_cm_analog_set_temp_bkpt)(time);
}
int cm_analog_set_perm_bkpt(double time) {
return (coreitf->dllitf_cm_analog_set_perm_bkpt)(time);
}
void cm_analog_not_converged(void) {
(coreitf->dllitf_cm_analog_not_converged)();
}
void cm_analog_auto_partial(void) {
(coreitf->dllitf_cm_analog_auto_partial)();
}
void cm_event_alloc(int tag, int bytes){
(coreitf->dllitf_cm_event_alloc)(tag,bytes);
}
void *cm_event_get_ptr(int tag, int timepoint) {
return (coreitf->dllitf_cm_event_get_ptr)(tag,timepoint);
}
int cm_event_queue(double time) {
return (coreitf->dllitf_cm_event_queue)(time);
}
char *cm_message_get_errmsg(void) {
return (coreitf->dllitf_cm_message_get_errmsg)();
}
int cm_message_send(char *msg) {
return (coreitf->dllitf_cm_message_send)(msg);
}
double cm_netlist_get_c(void) {
return (coreitf->dllitf_cm_netlist_get_c)();
}
double cm_netlist_get_l(void) {
return (coreitf->dllitf_cm_netlist_get_l)();
}
const char *cm_get_node_name(const char *port, unsigned int index) {
return coreitf->dllitf_cm_get_node_name(port, index);
}
bool cm_probe_node(unsigned int conn_index,
unsigned int port_index,
void *value) {
return coreitf->dllitf_cm_probe_node(conn_index, port_index, value);
}
bool cm_schedule_output(unsigned int conn_index, unsigned int port_index,
double delay, void *vp)
{
return (coreitf->dllitf_cm_schedule_output)(conn_index, port_index,
delay, vp);
}
bool cm_getvar(char *name, enum cp_types type, void *retval, size_t rsize)
{
return (coreitf->dllitf_cm_getvar)(name, type, retval, rsize);
}
Complex_t cm_complex_set(double real, double imag) {
return (coreitf->dllitf_cm_complex_set)(real,imag);
}
Complex_t cm_complex_add(Complex_t x, Complex_t y) {
return (coreitf->dllitf_cm_complex_add)(x,y);
}
Complex_t cm_complex_subtract(Complex_t x, Complex_t y) {
return (coreitf->dllitf_cm_complex_subtract)(x,y);
}
Complex_t cm_complex_multiply(Complex_t x, Complex_t y) {
return (coreitf->dllitf_cm_complex_multiply)(x,y);
}
Complex_t cm_complex_divide(Complex_t x, Complex_t y) {
return (coreitf->dllitf_cm_complex_divide)(x,y);
}
char * cm_get_path(void) {
return (coreitf->dllitf_cm_get_path)();
}
CKTcircuit *cm_get_circuit(void) {
return (coreitf->dllitf_cm_get_circuit)();
}
FILE * cm_stream_out(void) {
return (coreitf->dllitf_cm_stream_out)();
}
FILE * cm_stream_in(void) {
return (coreitf->dllitf_cm_stream_in)();
}
FILE * cm_stream_err(void) {
return (coreitf->dllitf_cm_stream_err)();
}
void * malloc_pj(size_t s) {
return (coreitf->dllitf_malloc_pj)(s);
}
void * calloc_pj(size_t s1, size_t s2) {
return (coreitf->dllitf_calloc_pj)(s1,s2);
}
void * realloc_pj(const void *ptr, size_t s) {
return (coreitf->dllitf_realloc_pj)(ptr,s);
}
void free_pj(const void *ptr) {
(coreitf->dllitf_free_pj)(ptr);
}
void * tmalloc(size_t s) {
return (coreitf->dllitf_tmalloc)(s);
}
void * trealloc(const void *ptr, size_t s) {
return (coreitf->dllitf_trealloc)(ptr,s);
}
void txfree(const void *ptr) {
(coreitf->dllitf_txfree)(ptr);
}
/*
fopen_with_path()
Opens an input file <infile>. Called from d_state, file_source, d_source.
Firstly retrieves the path Infile_Path of the ngspice input netlist.
Then searches for (and opens) <infile> an a sequence from
Infile_Path/<infile>
NGSPICE_INPUT_DIR/<infile>, where the path is given by the environmental variable
<infile>, where the path is the current directory
*/
#define DFLT_BUF_SIZE 256
FILE *fopen_with_path(const char *path, const char *mode)
{
FILE *fp;
if((path[0] != '/') && (path[1] != ':')) { /* path absolue (probably) */
// const char *x = getenv("ngspice_vpath");
const char *x = cm_get_path();
if (x) {
DS_CREATE(ds, DFLT_BUF_SIZE);
/* Build file <cm_get_path(()>/path> */
if (ds_cat_printf(&ds, "%s/%s", x, path) != 0) {
cm_message_printf(
"Unable to build cm_get_path() path for opening file.");
ds_free(&ds);
return (FILE *) NULL;
}
/* Try opening file. If fail, try using NGSPICE_INPUT_DIR
* env variable location */
if ((fp = fopen(ds_get_buf(&ds), mode)) == (FILE *) NULL) {
char *y = getenv("NGSPICE_INPUT_DIR");
if (y && *y) { /* have env var and not "" */
int rc_ds = 0;
/* Build <env var>/path and try opening. If the env var
* ends with a slash, do not add a second slash */
ds_clear(&ds);
rc_ds |= ds_cat_str(&ds, y);
/* Add slash if not present. Note that check for
* length > 0 is done on the remote chance that the
* ds_cat_str() failed. */
const size_t len = ds_get_length(&ds);
if (len > 0 && ds_get_buf(&ds)[len - 1] != '/') {
rc_ds |= ds_cat_char(&ds, '/'); /* add dir sep */
}
rc_ds |= ds_cat_str(&ds, path); /* add input path */
/* Ensure path built OK */
if (rc_ds != 0) {
cm_message_printf(
"Unable to build NGSPICE_INPUT_DIR "
"path for opening file.");
ds_free(&ds);
return (FILE *) NULL;
}
/* Try opening file name that was built */
if ((fp = fopen(ds_get_buf(&ds),
mode)) != (FILE *) NULL) {
ds_free(&ds);
return fp;
}
}
} /* end of open using prefix from cm_get_path() failed */
else { /* Opened OK */
ds_free(&ds);
return fp;
}
ds_free(&ds); /* free dstring resources, if any */
}
} /* end of case that path is not absolute */
/* If not opened yet, try opening exactly as given */
fp = fopen(path, mode);
return fp;
} /* end of function fopen_with_path */
int
cm_message_printf(const char *fmt, ...)
{
char buf[1024];
char *p = buf;
int size = sizeof(buf);
int rv;
for (;;) {
int nchars;
va_list ap;
va_start(ap, fmt);
nchars = vsnprintf(p, (size_t) size, fmt, ap);
va_end(ap);
if (nchars == -1) { // compatibility to old implementations
size *= 2;
} else if (size < nchars + 1) {
size = nchars + 1;
} else {
break;
}
if (p == buf)
p = tmalloc((size_t) size * sizeof(char));
else
p = trealloc(p, (size_t) size * sizeof(char));
}
rv = cm_message_send(p);
if (p != buf)
txfree(p);
return rv;
}