PyTypeObject *mp_pytype = 0;
PyTypeObject *gf_pytype = 0;
+#ifndef PyLong_SHIFT
+# define PyLong_SHIFT SHIFT
+#endif
+
+#ifndef PyLong_MASK
+# define PyLong_MASK MASK
+#endif
+
+STATIC_ASSERT(MPW_BITS >= PyLong_SHIFT,
+ "Catacomb's limbs are now narrower than than Python's!");
+
mp *mp_frompylong(PyObject *obj)
{
unsigned long bits;
mp *x;
mpw *p;
- sz = l->ob_size;
+ sz = Py_SIZE(l);
if (sz < 0) sz = -sz;
- assert(MPW_BITS >= SHIFT);
- bits = (unsigned long)sz * SHIFT;
+ bits = (unsigned long)sz * PyLong_SHIFT;
w = (bits + MPW_BITS - 1)/MPW_BITS;
- x = mp_new(w, l->ob_size < 0 ? MP_NEG : 0);
+ x = mp_new(w, Py_SIZE(l) < 0 ? MP_NEG : 0);
p = x->v;
for (i = 0; i < sz; i++) {
r |= (mpd)l->ob_digit[i] << b;
- b += SHIFT;
+ b += PyLong_SHIFT;
while (b >= MPW_BITS) {
*p++ = MPW(r);
r >>= MPW_BITS;
PyObject *mp_topylong(mp *x)
{
unsigned long bits = mp_bits(x);
- int sz = (bits + SHIFT - 1)/SHIFT;
+ int sz = (bits + PyLong_SHIFT - 1)/PyLong_SHIFT;
PyLongObject *l = _PyLong_New(sz);
mpd r = 0;
int b = 0;
mpw *p = x->v;
int i = 0;
- assert(MPW_BITS >= SHIFT);
while (i < sz && p < x->vl) {
r |= (mpd)*p++ << b;
b += MPW_BITS;
- while (i < sz && b >= SHIFT) {
- l->ob_digit[i++] = r & MASK;
- r >>= SHIFT;
- b -= SHIFT;
+ while (i < sz && b >= PyLong_SHIFT) {
+ l->ob_digit[i++] = r & PyLong_MASK;
+ r >>= PyLong_SHIFT;
+ b -= PyLong_SHIFT;
}
}
while (i < sz && r) {
- l->ob_digit[i++] = r & MASK;
- r >>= SHIFT;
+ l->ob_digit[i++] = r & PyLong_MASK;
+ r >>= PyLong_SHIFT;
}
- l->ob_size = (x->f & MP_NEG) ? -sz : sz;
+ Py_SIZE(l) = (x->f & MP_NEG) ? -sz : sz;
return ((PyObject *)l);
}
{
mp *x;
- if (PyString_Check(o)) {
+ if (TEXT_CHECK(o)) {
mptext_stringctx sc;
mp *x;
- sc.buf = PyString_AS_STRING(o);
- sc.lim = sc.buf + PyString_GET_SIZE(o);
+ size_t sz;
+ TEXT_PTRLEN(o, sc.buf, sz); sc.lim = sc.buf + sz;
x = mp_read(MP_NEW, radix, &mptext_stringops, &sc);
if (!x) return (0);
if (sc.buf < sc.lim) { MP_DROP(x); return (0); }
size_t postlen = post ? strlen(post) : 0;
char *p;
MP_COPY(x);
- o = PyString_FromStringAndSize(0, len + 1 + xprelen + prelen + postlen);
- p = PyString_AS_STRING(o);
+ TEXT_PREPAREWRITE(o, p, len + 1 + xprelen + prelen + postlen);
sc.buf = p;
if (xpre) { memcpy(sc.buf, xpre, xprelen); sc.buf += xprelen; }
if (MP_NEGP(x)) { *sc.buf++ = '-'; x = mp_neg(x, x); }
mp_write(x, radix, &mptext_stringops, &sc);
if (post) { memcpy(sc.buf, post, postlen); sc.buf += postlen; }
MP_DROP(x);
- _PyString_Resize(&o, sc.buf - p);
+ TEXT_DONEWRITE(o, sc.buf - p);
return (o);
}
if (!o) return (0);
if ((x = tomp(o)) == 0) {
PyErr_Format(PyExc_TypeError, "can't convert %.100s to mp",
- o->ob_type->tp_name);
+ Py_TYPE(o)->tp_name);
}
return (x);
}
if (!o) return (0);
if ((x = tomp(o)) == 0) {
PyErr_Format(PyExc_TypeError, "can't convert %.100s to gf",
- o->ob_type->tp_name);
+ Py_TYPE(o)->tp_name);
}
return (x);
}
if (!good_radix_p(radix, 1)) VALERR("bad radix");
if ((z = mp_frompyobject(x, radix)) == 0) {
PyErr_Format(PyExc_TypeError, "can't convert %.100s to mp",
- x->ob_type->tp_name);
+ Py_TYPE(x)->tp_name);
goto end;
}
zz = (mp_pyobj *)ty->tp_alloc(ty, 0);
return ((PyObject *)zz);
}
-long mphash(mp *x)
+Py_hash_t mphash(mp *x)
{
PyObject *l = mp_topylong(x);
- long h = PyObject_Hash(l);
+ Py_hash_t h = PyObject_Hash(l);
Py_DECREF(l); return (h);
}
-static long mp_pyhash(PyObject *me) { return (mphash(MP_X(me))); }
+static Py_hash_t mp_pyhash(PyObject *me) { return (mphash(MP_X(me))); }
static PyObject *mpmeth_jacobi(PyObject *me, PyObject *arg)
{
return (getbool(mp_testbit(MP_X(me), i)));
}
-static PyObject *mpmeth_odd(PyObject *me, PyObject *arg)
+static PyObject *mpmeth_odd(PyObject *me)
{
mp *t;
size_t s;
- if (!PyArg_ParseTuple(arg, ":odd")) return (0);
t = mp_odd(MP_NEW, MP_X(me), &s);
return (Py_BuildValue("(lN)", (long)s, mp_pywrap(t)));
}
-static PyObject *mpmeth_sqr(PyObject *me, PyObject *arg)
-{
- if (!PyArg_ParseTuple(arg, ":sqr")) return (0);
- return (mp_pywrap(mp_sqr(MP_NEW, MP_X(me))));
-}
+static PyObject *mpmeth_sqr(PyObject *me)
+ { return (mp_pywrap(mp_sqr(MP_NEW, MP_X(me)))); }
-static PyObject *mpmeth_sqrt(PyObject *me, PyObject *arg)
+static PyObject *mpmeth_sqrt(PyObject *me)
{
- if (!PyArg_ParseTuple(arg, ":sqrt")) return (0);
if (MP_NEGP(MP_X(me))) VALERR("negative root");
return (mp_pywrap(mp_sqrt(MP_NEW, MP_X(me))));
end:
PyObject *arg, PyObject *kw) \
{ \
long len = -1; \
- static const char *const kwlist[] = { "len", 0 }; \
+ static const char *const kwlist[] = { "len", 0 }; \
PyObject *rc = 0; \
\
if (!PyArg_ParseTupleAndKeywords(arg, kw, "|l:" #name, \
if (!len) len = 1; \
} \
rc = bytestring_pywrap(0, len); \
- mp_##name(MP_X(me), PyString_AS_STRING(rc), len); \
+ mp_##name(MP_X(me), BIN_PTR(rc), len); \
end: \
return (rc); \
}
static PyObject *ty##meth_frombuf(PyObject *me, PyObject *arg) \
{ \
buf b; \
- char *p; \
- Py_ssize_t sz; \
+ struct bin in; \
PyObject *rc = 0; \
mp *x; \
\
- if (!PyArg_ParseTuple(arg, "s#:frombuf", &p, &sz)) goto end; \
- buf_init(&b, p, sz); \
+ if (!PyArg_ParseTuple(arg, "O&:frombuf", convbin, &in)) goto end; \
+ buf_init(&b, (/*unconst*/ void *)in.p, in.sz); \
if ((x = buf_getmp(&b)) == 0) VALERR("malformed data"); \
rc = Py_BuildValue("(NN)", ty##_pywrap(x), \
bytestring_pywrapbuf(&b)); \
BUFOP(gf)
#undef BUFOP
-static PyObject *mpmeth_tobuf(PyObject *me, PyObject *arg)
+static PyObject *mpmeth_tobuf(PyObject *me)
{
buf b;
PyObject *rc;
mp *x;
size_t n;
- if (!PyArg_ParseTuple(arg, ":tobuf")) return (0);
x = MP_X(me);
n = mp_octets(x) + 3;
rc = bytestring_pywrap(0, n);
- buf_init(&b, PyString_AS_STRING(rc), n);
+ buf_init(&b, BIN_PTR(rc), n);
buf_putmp(&b, x);
assert(BOK(&b));
- _PyString_Resize(&rc, BLEN(&b));
+ BIN_SETLEN(rc, BLEN(&b));
return (rc);
}
#define LOADOP(pre, name) \
static PyObject *pre##meth_##name(PyObject *me, PyObject *arg) \
{ \
- char *p; \
- Py_ssize_t len; \
- if (!PyArg_ParseTuple(arg, "s#:" #name, &p, &len)) return (0); \
- return (pre##_pywrap(mp_##name(MP_NEW, p, len))); \
+ struct bin in; \
+ if (!PyArg_ParseTuple(arg, "O&:" #name, convbin, &in)) return (0); \
+ return (pre##_pywrap(mp_##name(MP_NEW, in.p, in.sz))); \
}
LOADOP(mp, loadl)
LOADOP(mp, loadb)
METH (setbit, "X.setbit(N) -> X with bit N set")
METH (clearbit, "X.clearbit(N) -> X with bit N clear")
METH (testbit, "X.testbit(N) -> true/false if bit N set/clear in X")
- METH (odd, "X.odd() -> S, T where X = 2^S T with T odd")
- METH (sqr, "X.sqr() -> X^2")
- METH (sqrt, "X.sqrt() -> largest integer <= sqrt(X)")
+ NAMETH(odd, "X.odd() -> S, T where X = 2^S T with T odd")
+ NAMETH(sqr, "X.sqr() -> X^2")
+ NAMETH(sqrt, "X.sqrt() -> largest integer <= sqrt(X)")
METH (gcd, "X.gcd(Y) -> gcd(X, Y)")
METH (gcdx, "X.gcdx(Y) -> (gcd(X, Y), U, V) "
"with X U + Y V = gcd(X, Y)")
"little-endian bytes, two's complement")
KWMETH(storeb2c, "X.storeb2c([len = -1]) -> "
"big-endian bytes, two's complement")
- METH (tobuf, "X.tobuf() -> buffer format")
+ NAMETH(tobuf, "X.tobuf() -> buffer format")
KWSMTH(fromstring, "fromstring(STR, [radix = 0]) -> (X, REST)\n"
" Parse STR as a large integer, according to RADIX. If RADIX is\n"
" zero, read a prefix from STR to decide radix: allow `0b' for binary,\n"
0, /* @nb_inplace_true_divide@ */
};
-static PyTypeObject mp_pytype_skel = {
- PyObject_HEAD_INIT(0) 0, /* Header */
+static const PyTypeObject mp_pytype_skel = {
+ PyVarObject_HEAD_INIT(0, 0) /* Header */
"MP", /* @tp_name@ */
sizeof(mp_pyobj), /* @tp_basicsize@ */
0, /* @tp_itemsize@ */
/*----- Products of small integers ----------------------------------------*/
+static PyTypeObject *mpmul_pytype;
+
typedef struct mpmul_pyobj {
PyObject_HEAD
int livep;
return (0);
}
-static PyObject *mmmeth_done(PyObject *me, PyObject *arg)
+static PyObject *mmmeth_done(PyObject *me)
{
mp *x;
- if (!PyArg_ParseTuple(arg, ":done")) goto end;
if (!MPMUL_LIVEP(me)) VALERR("MPMul object invalid");
x = mpmul_done(MPMUL_PY(me));
MPMUL_LIVEP(me) = 0;
static const PyMethodDef mpmul_pymethods[] = {
#define METHNAME(name) mmmeth_##name
METH (factor, "MM.factor(ITERABLE) or MM.factor(I, ...)")
- METH (done, "MM.done() -> PRODUCT")
+ NAMETH(done, "MM.done() -> PRODUCT")
#undef METHNAME
{ 0 }
};
-static PyTypeObject *mpmul_pytype, mpmul_pytype_skel = {
- PyObject_HEAD_INIT(0) 0, /* Header */
+static const PyTypeObject mpmul_pytype_skel = {
+ PyVarObject_HEAD_INIT(0, 0) /* Header */
"MPMul", /* @tp_name@ */
sizeof(mpmul_pyobj), /* @tp_basicsize@ */
0, /* @tp_itemsize@ */
/*----- Montgomery reduction ----------------------------------------------*/
+static PyTypeObject *mpmont_pytype;
+
typedef struct mpmont_pyobj {
PyObject_HEAD
mpmont mm;
{ 0 }
};
-static PyTypeObject *mpmont_pytype, mpmont_pytype_skel = {
- PyObject_HEAD_INIT(0) 0, /* Header */
+static const PyTypeObject mpmont_pytype_skel = {
+ PyVarObject_HEAD_INIT(0, 0) /* Header */
"MPMont", /* @tp_name@ */
sizeof(mpmont_pyobj), /* @tp_basicsize@ */
0, /* @tp_itemsize@ */
/*----- Barrett reduction -------------------------------------------------*/
+static PyTypeObject *mpbarrett_pytype;
+
typedef struct mpbarrett_pyobj {
PyObject_HEAD
mpbarrett mb;
{ 0 }
};
-static PyTypeObject *mpbarrett_pytype, mpbarrett_pytype_skel = {
- PyObject_HEAD_INIT(0) 0, /* Header */
+static const PyTypeObject mpbarrett_pytype_skel = {
+ PyVarObject_HEAD_INIT(0, 0) /* Header */
"MPBarrett", /* @tp_name@ */
sizeof(mpbarrett_pyobj), /* @tp_basicsize@ */
0, /* @tp_itemsize@ */
/*----- Nice prime reduction ----------------------------------------------*/
+static PyTypeObject *mpreduce_pytype;
+
typedef struct mpreduce_pyobj {
PyObject_HEAD
mpreduce mr;
{ 0 }
};
-static PyTypeObject *mpreduce_pytype, mpreduce_pytype_skel = {
- PyObject_HEAD_INIT(0) 0, /* Header */
+static const PyTypeObject mpreduce_pytype_skel = {
+ PyVarObject_HEAD_INIT(0, 0) /* Header */
"MPReduce", /* @tp_name@ */
sizeof(mpreduce_pyobj), /* @tp_basicsize@ */
0, /* @tp_itemsize@ */
/*----- Chinese Remainder Theorem solution --------------------------------*/
+static PyTypeObject *mpcrt_pytype;
+
typedef struct mpcrt_pyobj {
PyObject_HEAD
mpcrt c;
{ 0 }
};
-static PyTypeObject *mpcrt_pytype, mpcrt_pytype_skel = {
- PyObject_HEAD_INIT(0) 0, /* Header */
+static const PyTypeObject mpcrt_pytype_skel = {
+ PyVarObject_HEAD_INIT(0, 0) /* Header */
"MPCRT", /* @tp_name@ */
sizeof(mpcrt_pyobj), /* @tp_basicsize@ */
0, /* @tp_itemsize@ */
if (!good_radix_p(radix, 1)) VALERR("radix out of range");
if ((z = mp_frompyobject(x, radix)) == 0) {
PyErr_Format(PyExc_TypeError, "can't convert %.100s to gf",
- x->ob_type->tp_name);
+ Py_TYPE(x)->tp_name);
goto end;
}
if (MP_NEGP(z)) {
return (rc);
}
-static PyObject *gfmeth_sqr(PyObject *me, PyObject *arg)
-{
- if (!PyArg_ParseTuple(arg, ":sqr")) return (0);
- return (gf_pywrap(gf_sqr(MP_NEW, MP_X(me))));
-}
+static PyObject *gfmeth_sqr(PyObject *me)
+ { return (gf_pywrap(gf_sqr(MP_NEW, MP_X(me)))); }
static PyObject *gfmeth_gcd(PyObject *me, PyObject *arg)
{
return (z);
}
-static PyObject *gfmeth_irreduciblep(PyObject *me, PyObject *arg)
-{
- if (!PyArg_ParseTuple(arg, ":irreduciblep")) return (0);
- return getbool(gf_irreduciblep(MP_X(me)));
-}
+static PyObject *gfmeth_irreduciblep(PyObject *me)
+ { return getbool(gf_irreduciblep(MP_X(me))); }
static PyObject *gfget_degree(PyObject *me, void *hunoz)
{ return (PyInt_FromLong(mp_bits(MP_X(me)) - 1)); }
METH (setbit, "X.setbit(N) -> X with bit N set")
METH (clearbit, "X.clearbit(N) -> X with bit N clear")
METH (testbit, "X.testbit(N) -> true/false if bit N set/clear in X")
- METH (sqr, "X.sqr() -> X^2")
+ NAMETH(sqr, "X.sqr() -> X^2")
METH (gcd, "X.gcd(Y) -> gcd(X, Y)")
METH (gcdx, "X.gcdx(Y) -> (gcd(X, Y), U, V) with X U + Y V = gcd(X, Y)")
METH (modinv, "X.modinv(Y) -> multiplicative inverse of Y mod X")
- METH (irreduciblep, "X.irreduciblep() -> true/false")
+ NAMETH(irreduciblep, "X.irreduciblep() -> true/false")
KWSMTH(fromstring, "fromstring(STR, [radix = 0]) -> (X, REST)\n"
" Parse STR as a binary polynomial, according to RADIX. If RADIX is\n"
" zero, read a prefix from STR to decide radix: allow `0b' for binary,\n"
"little-endian bytes, two's complement")
KWMETH(storeb2c, "X.storeb2c([len = -1]) -> "
"big-endian bytes, two's complement")
- METH (tobuf, "X.tobuf() -> buffer format")
+ NAMETH(tobuf, "X.tobuf() -> buffer format")
#undef METHNAME
{ 0 }
};
0, /* @nb_inplace_true_divide@ */
};
-static PyTypeObject gf_pytype_skel = {
- PyObject_HEAD_INIT(0) 0, /* Header */
+static const PyTypeObject gf_pytype_skel = {
+ PyVarObject_HEAD_INIT(0, 0) /* Header */
"GF", /* @tp_name@ */
sizeof(mp_pyobj), /* @tp_basicsize@ */
0, /* @tp_itemsize@ */
/*----- Sparse poly reduction ---------------------------------------------*/
+static PyTypeObject *gfreduce_pytype;
+
typedef struct gfreduce_pyobj {
PyObject_HEAD
gfreduce mr;
{ 0 }
};
-static PyTypeObject *gfreduce_pytype, gfreduce_pytype_skel = {
- PyObject_HEAD_INIT(0) 0, /* Header */
+static const PyTypeObject gfreduce_pytype_skel = {
+ PyVarObject_HEAD_INIT(0, 0) /* Header */
"GFReduce", /* @tp_name@ */
sizeof(gfreduce_pyobj), /* @tp_basicsize@ */
0, /* @tp_itemsize@ */
/*----- Normal/poly transformation ----------------------------------------*/
+static PyTypeObject *gfn_pytype;
+
typedef struct gfn_pyobj {
PyObject_HEAD
mp *p;
gfn ntop, pton;
} gfn_pyobj;
-static PyTypeObject *gfn_pytype, gfn_pytype_skel;
-
#define GFN_P(o) (((gfn_pyobj *)(o))->p)
#define GFN_PTON(o) (&((gfn_pyobj *)(o))->pton)
#define GFN_NTOP(o) (&((gfn_pyobj *)(o))->ntop)
{ 0 }
};
-static PyTypeObject gfn_pytype_skel = {
- PyObject_HEAD_INIT(0) 0, /* Header */
+static const PyTypeObject gfn_pytype_skel = {
+ PyVarObject_HEAD_INIT(0, 0) /* Header */
"GFN", /* @tp_name@ */
sizeof(gfn_pyobj), /* @tp_basicsize@ */
0, /* @tp_itemsize@ */
/*----- Glue --------------------------------------------------------------*/
+static const struct nameval consts[] = {
+ CONST(MPW_MAX),
+ { 0 }
+};
+
void mp_pyinit(void)
{
INITTYPE(mp, root);
INSERT("GF", gf_pytype);
INSERT("GFReduce", gfreduce_pytype);
INSERT("GFN", gfn_pytype);
+ setconstants(mod, consts);
}
/*----- That's all, folks -------------------------------------------------*/