X-Git-Url: https://git.distorted.org.uk/~mdw/catacomb-python/blobdiff_plain/8ddd7c8f0137996e42ff9970e99d036a465ce9e3..b115b0c0883c2af8170b0e733bb1c47b40f2647e:/ec.c

diff --git a/ec.c b/ec.c
index 759ac57..606b235 100644
--- a/ec.c
+++ b/ec.c
@@ -1339,8 +1339,6 @@ static const PyTypeObject ecbinprojcurve_pytype_skel = {
 
 /*----- Curve info --------------------------------------------------------*/
 
-static int ncurves = -1;
-
 void ecinfo_copy(ec_info *eic, const ec_info *ei)
 {
   eic->c = eccurve_copy(ei->c);
@@ -1414,20 +1412,6 @@ end:
   return (rc);
 }
 
-static PyObject *eimeth__curven(PyObject *me, PyObject *arg)
-{
-  int i;
-  ec_info ei;
-  PyObject *rc = 0;
-
-  if (!PyArg_ParseTuple(arg, "i:_curven", &i)) goto end;
-  if (i < 0 || i >= ncurves) VALERR("curve index out of range");
-  ec_infofromdata(&ei, ectab[i].data);
-  rc = ecinfo_pywrap(&ei);
-end:
-  return (rc);
-}
-
 static PyObject *ecinfo_pyrichcompare(PyObject *x, PyObject *y, int op)
 {
   int b = ec_sameinfop(ECINFO_EI(x), ECINFO_EI(y));
@@ -1488,7 +1472,6 @@ static const PyMethodDef ecinfo_pymethods[] = {
 #define METHNAME(name) eimeth_##name
   KWMETH(check,		"I.check([rng = rand]) -> None")
   SMTH	(parse,		"parse(STR) -> (I, REST)")
-  SMTH	(_curven,	"_curven(N) -> I")
 #undef METHNAME
   { 0 }
 };
@@ -1561,29 +1544,25 @@ void ec_pyinit(void)
   INITTYPE(ecinfo, root);
 }
 
-static PyObject *namedcurves(void)
+static const char *ec_namefn(const void *p)
+  { const ecentry *ec = p; return (ec->name); }
+
+static int ec_ixfn(const void *p)
 {
-  int i, j;
-  const char *p;
-  PyObject *d, *c;
-
-  d = PyDict_New();
-  for (i = 0; ectab[i].name; i++) {
-    p = ectab[i].name;
-    for (j = 0; j < i; j++) {
-      if (ectab[i].data == ectab[j].data) {
-	c = PyDict_GetItemString(d, (/*unconst*/ char *)ectab[j].name);
-	Py_INCREF(c);
-	goto found;
-      }
-    }
-    c = PyInt_FromLong(i);
-  found:
-    PyDict_SetItemString(d, (/*unconst*/ char *)p, c);
-    Py_DECREF(c);
-  }
-  ncurves = i;
-  return (d);
+  const ecentry *ec = p;
+  int i;
+
+  for (i = 0; ectab[i].name; i++)
+    if (ectab[i].data == ec->data) return (i);
+  return (-1);
+}
+
+static PyObject *ec_valfn(int i)
+{
+  ec_info ei;
+
+  ec_infofromdata(&ei, ectab[i].data);
+  return (ecinfo_pywrap(&ei));
 }
 
 void ec_pyinsert(PyObject *mod)
@@ -1596,7 +1575,8 @@ void ec_pyinsert(PyObject *mod)
   INSERT("ECBinCurve", ecbincurve_pytype);
   INSERT("ECBinProjCurve", ecbinprojcurve_pytype);
   INSERT("ECInfo", ecinfo_pytype);
-  INSERT("_eccurves", namedcurves());
+  INSERT("eccurves", make_grouptab(ectab, sizeof(*ectab),
+				   ec_namefn, ec_ixfn, ec_valfn));
   setconstants(mod, consts);
 }