Commit | Line | Data |
---|---|---|
d7ab1bab | 1 | /* -*-c-*- |
2 | * | |
d7ab1bab | 3 | * Abstract fields |
4 | * | |
5 | * (c) 2004 Straylight/Edgeware | |
6 | */ | |
7 | ||
b2687a0a | 8 | /*----- Licensing notice --------------------------------------------------* |
d7ab1bab | 9 | * |
10 | * This file is part of the Python interface to Catacomb. | |
11 | * | |
12 | * Catacomb/Python is free software; you can redistribute it and/or modify | |
13 | * it under the terms of the GNU General Public License as published by | |
14 | * the Free Software Foundation; either version 2 of the License, or | |
15 | * (at your option) any later version. | |
b2687a0a | 16 | * |
d7ab1bab | 17 | * Catacomb/Python is distributed in the hope that it will be useful, |
18 | * but WITHOUT ANY WARRANTY; without even the implied warranty of | |
19 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
20 | * GNU General Public License for more details. | |
b2687a0a | 21 | * |
d7ab1bab | 22 | * You should have received a copy of the GNU General Public License |
23 | * along with Catacomb/Python; if not, write to the Free Software Foundation, | |
24 | * Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. | |
25 | */ | |
26 | ||
27 | /*----- Header files ------------------------------------------------------*/ | |
28 | ||
29 | #include "catacomb-python.h" | |
30 | ||
31 | /*----- Various utilities -------------------------------------------------*/ | |
32 | ||
33 | PyTypeObject *field_pytype; | |
34 | PyTypeObject *primefield_pytype; | |
35 | PyTypeObject *niceprimefield_pytype; | |
36 | PyTypeObject *binfield_pytype; | |
37 | PyTypeObject *binpolyfield_pytype; | |
38 | PyTypeObject *binnormfield_pytype; | |
39 | PyTypeObject *fe_pytype; | |
40 | ||
41 | static PyObject *fe_pynew(PyTypeObject *ty, PyObject *arg, PyObject *kw) | |
42 | { | |
43 | PyObject *x; | |
44 | mp *z; | |
827f89d7 | 45 | static const char *const kwlist[] = { "x", 0 }; |
d7ab1bab | 46 | |
827f89d7 | 47 | if (!PyArg_ParseTupleAndKeywords(arg, kw, "O:fe", KWLIST, &x)) |
d7ab1bab | 48 | return (0); |
49 | if (FE_PYCHECK(x) && FE_F(x) == FIELD_F(ty)) RETURN_OBJ(x); | |
50 | if ((z = getmp(x)) == 0) return (0); | |
51 | z = F_IN(FIELD_F(ty), z, z); | |
52 | return (fe_pywrap((PyObject *)ty, z)); | |
53 | } | |
54 | ||
55 | static PyObject *field_dopywrap(PyTypeObject *ty, field *f) | |
56 | { | |
df9f8366 | 57 | field_pyobj *fobj = newtype(ty, 0, f->ops->name); |
d7ab1bab | 58 | fobj->f = f; |
24b3d57b MW |
59 | fobj->ty.ht_type.tp_basicsize = sizeof(fe_pyobj); |
60 | fobj->ty.ht_type.tp_base = fe_pytype; | |
d7ab1bab | 61 | Py_INCREF(fe_pytype); |
24b3d57b MW |
62 | fobj->ty.ht_type.tp_flags = (Py_TPFLAGS_DEFAULT | |
63 | Py_TPFLAGS_BASETYPE | | |
64 | Py_TPFLAGS_CHECKTYPES | | |
65 | Py_TPFLAGS_HEAPTYPE); | |
66 | fobj->ty.ht_type.tp_alloc = PyType_GenericAlloc; | |
67 | fobj->ty.ht_type.tp_free = 0; | |
68 | fobj->ty.ht_type.tp_new = fe_pynew; | |
dc075750 | 69 | typeready(&fobj->ty.ht_type); |
d7ab1bab | 70 | return ((PyObject *)fobj); |
71 | } | |
72 | ||
73 | PyObject *field_pywrap(field *f) | |
74 | { | |
75 | PyTypeObject *ty; | |
76 | ||
20441612 MW |
77 | if (STRCMP(F_NAME(f), ==, "prime")) ty = primefield_pytype; |
78 | else if (STRCMP(F_NAME(f), ==, "niceprime")) ty = niceprimefield_pytype; | |
79 | else if (STRCMP(F_NAME(f), ==, "binpoly")) ty = binpolyfield_pytype; | |
80 | else if (STRCMP(F_NAME(f), ==, "binnorm")) ty = binnormfield_pytype; | |
d7ab1bab | 81 | else abort(); |
82 | return (field_dopywrap(ty, f)); | |
83 | } | |
84 | ||
85 | field *field_copy(field *f) | |
86 | { | |
20441612 | 87 | if (STRCMP(F_NAME(f), ==, "prime")) |
d7ab1bab | 88 | f = field_prime(f->m); |
20441612 | 89 | else if (STRCMP(F_NAME(f), ==, "niceprime")) |
d7ab1bab | 90 | f = field_niceprime(f->m); |
20441612 | 91 | else if (STRCMP(F_NAME(f), ==, "binpoly")) |
d7ab1bab | 92 | f = field_binpoly(f->m); |
20441612 | 93 | else if (STRCMP(F_NAME(f), ==, "binnorm")) { |
d7ab1bab | 94 | fctx_binnorm *fc = (fctx_binnorm *)f; |
95 | f = field_binnorm(f->m, fc->ntop.r[fc->ntop.n - 1]); | |
96 | } else | |
97 | abort(); | |
98 | return (f); | |
99 | } | |
100 | ||
101 | PyObject *fe_pywrap(PyObject *fobj, mp *x) | |
102 | { | |
103 | fe_pyobj *z = PyObject_New(fe_pyobj, (PyTypeObject *)fobj); | |
104 | z->f = FIELD_F(fobj); | |
105 | Py_INCREF(fobj); | |
106 | z->x = x; | |
107 | return ((PyObject *)z); | |
108 | } | |
109 | ||
110 | static mp *tofe(field *f, PyObject *o) | |
111 | { | |
112 | mp *x = 0, *y = 0; | |
113 | ||
114 | if (FE_PYCHECK(o)) { | |
115 | if (FE_F(o) != f && !field_samep(FE_F(o), f)) return (0); | |
c62f9ebf MW |
116 | y = MP_COPY(FE_X(o)); |
117 | } else if ((x = tomp(o)) != 0) { | |
d7ab1bab | 118 | if (MP_ZEROP(x)) |
c62f9ebf | 119 | y = MP_COPY(f->zero); |
d7ab1bab | 120 | else if (MP_EQ(x, MP_ONE)) |
c62f9ebf MW |
121 | y = MP_COPY(f->one); |
122 | else | |
123 | y = F_IN(f, MP_NEW, x); | |
124 | MP_DROP(x); | |
d7ab1bab | 125 | } |
d7ab1bab | 126 | return (y); |
127 | } | |
128 | ||
d7ab1bab | 129 | /*----- Field elements ----------------------------------------------------*/ |
130 | ||
131 | static int febinop(PyObject *x, PyObject *y, | |
132 | field **f, PyObject **fobj, mp **xx, mp **yy) | |
133 | { | |
134 | if (FE_PYCHECK(x)) *fobj = FE_FOBJ(x); | |
135 | else if (FE_PYCHECK(y)) *fobj = FE_FOBJ(y); | |
136 | else return (-1); | |
137 | *f = FIELD_F(*fobj); | |
138 | if ((*xx = tofe(*f, x)) == 0) | |
139 | return (-1); | |
140 | if ((*yy = tofe(*f, y)) == 0) { | |
141 | MP_DROP(*xx); | |
142 | return (-1); | |
143 | } | |
144 | return (0); | |
145 | } | |
146 | ||
147 | #define BINOP(name) \ | |
148 | static PyObject *fe_py##name(PyObject *x, PyObject *y) { \ | |
149 | PyObject *fobj; \ | |
150 | field *ff; \ | |
151 | mp *xx, *yy, *zz; \ | |
152 | if (febinop(x, y, &ff, &fobj, &xx, &yy)) RETURN_NOTIMPL; \ | |
153 | zz = ff->ops->name(ff, MP_NEW, xx, yy); \ | |
154 | MP_DROP(xx); MP_DROP(yy); \ | |
155 | return (fe_pywrap(fobj, zz)); \ | |
156 | } | |
157 | BINOP(add) | |
158 | BINOP(sub) | |
159 | BINOP(mul) | |
160 | #undef BINOP | |
161 | ||
162 | static PyObject *fe_pydiv(PyObject *x, PyObject *y) | |
163 | { | |
164 | PyObject *fobj; | |
165 | field *ff; | |
166 | mp *xx, *yy; | |
167 | PyObject *z = 0; | |
168 | if (febinop(x, y, &ff, &fobj, &xx, &yy)) RETURN_NOTIMPL; | |
169 | if (F_ZEROP(ff, yy)) ZDIVERR("division by zero"); | |
170 | yy = F_INV(ff, yy, yy); | |
171 | z = fe_pywrap(fobj, F_MUL(ff, MP_NEW, xx, yy)); | |
172 | end: | |
173 | MP_DROP(xx); MP_DROP(yy); | |
174 | return (z); | |
175 | } | |
176 | ||
177 | static PyObject *fe_pyexp(PyObject *x, PyObject *y, PyObject *z) | |
178 | { | |
179 | field *ff; | |
180 | mp *xx, *yy; | |
181 | ||
182 | if (z != Py_None || !FE_PYCHECK(x) || (yy = tomp(y)) == 0) | |
183 | RETURN_NOTIMPL; | |
184 | ff = FE_F(x); xx = FE_X(x); MP_COPY(xx); | |
185 | if (MP_NEGP(yy) && F_ZEROP(ff, xx)) ZDIVERR("division by zero"); | |
186 | z = fe_pywrap(FE_FOBJ(x), field_exp(ff, MP_NEW, xx, yy)); | |
187 | end: | |
188 | MP_DROP(xx); MP_DROP(yy); | |
189 | return (z); | |
190 | } | |
191 | ||
192 | static PyObject *fe_pyneg(PyObject *x) | |
193 | { | |
194 | return fe_pywrap(FE_FOBJ(x), FE_F(x)->ops->neg(FE_F(x), MP_NEW, FE_X(x))); | |
195 | } | |
196 | ||
197 | static PyObject *fe_pyid(PyObject *x) { RETURN_OBJ(x); } | |
198 | ||
199 | static int fe_pynonzerop(PyObject *x) { return !F_ZEROP(FE_F(x), FE_X(x)); } | |
200 | ||
201 | static PyObject *fe_pyrichcompare(PyObject *x, PyObject *y, int op) | |
202 | { | |
203 | PyObject *fobj; | |
204 | field *ff; | |
205 | mp *xx, *yy; | |
206 | int b; | |
207 | PyObject *rc = 0; | |
208 | ||
209 | if (febinop(x, y, &ff, &fobj, &xx, &yy)) RETURN_NOTIMPL; | |
210 | switch (op) { | |
211 | case Py_EQ: b = MP_EQ(xx, yy); break; | |
212 | case Py_NE: b = !MP_EQ(xx, yy); break; | |
213 | default: TYERR("field elements are unordered"); | |
214 | } | |
215 | rc = getbool(b); | |
216 | end: | |
217 | MP_DROP(xx); MP_DROP(yy); | |
218 | return (rc); | |
219 | } | |
220 | ||
d6d78edc | 221 | static Py_hash_t fe_pyhash(PyObject *me) |
ab723d73 | 222 | { return (mphash(FE_X(me))); } |
d7ab1bab | 223 | |
224 | static int fe_pycoerce(PyObject **x, PyObject **y) | |
225 | { | |
226 | mp *z; | |
227 | ||
228 | if (FE_PYCHECK(*y)) { | |
229 | if (FE_F(*x) != FE_F(*y) && !field_samep(FE_F(*x), FE_F(*y))) | |
230 | TYERR("field mismatch"); | |
231 | Py_INCREF(*x); Py_INCREF(*y); | |
232 | return (0); | |
233 | } | |
234 | if ((z = tofe(FE_F(*x), *y)) != 0) { | |
235 | Py_INCREF(*x); | |
236 | *y = fe_pywrap(FE_FOBJ(*x), z); | |
237 | return (0); | |
238 | } | |
239 | return (1); | |
240 | ||
241 | end: | |
242 | return (-1); | |
243 | } | |
244 | ||
245 | static PyObject *fe_pyint(PyObject *x) | |
246 | { | |
247 | long l; | |
bc243788 | 248 | PyObject *rc; |
d7ab1bab | 249 | mp *xx = F_OUT(FE_F(x), MP_NEW, FE_X(x)); |
bc243788 MW |
250 | if (!mp_tolong_checked(xx, &l, 0)) rc = PyInt_FromLong(l); |
251 | else rc = mp_topylong(xx); | |
d7ab1bab | 252 | MP_DROP(xx); |
bc243788 | 253 | return (rc); |
d7ab1bab | 254 | } |
255 | ||
256 | static PyObject *fe_pylong(PyObject *x) | |
257 | { | |
258 | mp *xx = F_OUT(FE_F(x), MP_NEW, FE_X(x)); | |
f368b46e | 259 | PyObject *rc = mp_topylong(xx); |
d7ab1bab | 260 | MP_DROP(xx); |
261 | return (rc); | |
262 | } | |
263 | ||
264 | #define BASEOP(name, radix, pre) \ | |
265 | static PyObject *fe_py##name(PyObject *x) { \ | |
266 | mp *xx = F_OUT(FE_F(x), MP_NEW, FE_X(x)); \ | |
d9782ff0 | 267 | PyObject *rc = mp_topystring(xx, radix, 0, pre, 0); \ |
d7ab1bab | 268 | MP_DROP(xx); \ |
269 | return (rc); \ | |
270 | } | |
271 | BASEOP(oct, 8, "0"); | |
272 | BASEOP(hex, 16, "0x"); | |
273 | #undef BASEOP | |
274 | ||
275 | static void fe_pydealloc(PyObject *me) | |
276 | { | |
277 | Py_DECREF(FE_FOBJ(me)); | |
278 | MP_DROP(FE_X(me)); | |
3aa33042 | 279 | FREEOBJ(me); |
d7ab1bab | 280 | } |
281 | ||
282 | #define UNOP(name, check) \ | |
91e56f06 | 283 | static PyObject *femeth_##name(PyObject *me) { \ |
d7ab1bab | 284 | field *f = FE_F(me); \ |
285 | mp *x = FE_X(me); \ | |
d7ab1bab | 286 | if (!f->ops->name) TYERR(#name " not supported for this field"); \ |
287 | check \ | |
288 | x = f->ops->name(f, MP_NEW, x); \ | |
289 | if (!x) RETURN_NONE; \ | |
290 | return (fe_pywrap(FE_FOBJ(me), x)); \ | |
291 | end: \ | |
292 | return (0); \ | |
293 | } | |
294 | UNOP(inv, if (F_ZEROP(f, x)) ZDIVERR("division by zero"); ) | |
295 | UNOP(sqr, ; ) | |
296 | UNOP(sqrt, ; ) | |
297 | UNOP(quadsolve, ; ) | |
298 | UNOP(dbl, ; ) | |
299 | UNOP(tpl, ; ) | |
300 | UNOP(qdl, ; ) | |
301 | UNOP(hlv, ; ) | |
302 | #undef UNOP | |
303 | ||
d7ab1bab | 304 | static PyObject *feget_value(PyObject *me, void *hunoz) |
305 | { | |
306 | mp *x = F_OUT(FE_F(me), MP_NEW, FE_X(me)); | |
307 | if (F_TYPE(FE_F(me)) == FTY_BINARY) | |
308 | return (gf_pywrap(x)); | |
309 | else | |
310 | return (mp_pywrap(x)); | |
311 | } | |
312 | ||
313 | static PyObject *feget__value(PyObject *me, void *hunoz) | |
314 | { | |
315 | mp *x = FE_X(me); | |
316 | MP_COPY(x); | |
317 | if (F_TYPE(FE_F(me)) == FTY_BINARY) | |
318 | return (gf_pywrap(x)); | |
319 | else | |
320 | return (mp_pywrap(x)); | |
321 | } | |
322 | ||
8e923c68 MW |
323 | static const PyMemberDef fe_pymembers[] = { |
324 | #define MEMBERSTRUCT fe_pyobj | |
325 | MEMRNM(field, T_OBJECT, ob_type, READONLY, | |
326 | "X.field -> field containing X") | |
327 | #undef MEMBERSTRUCT | |
328 | { 0 } | |
329 | }; | |
330 | ||
c90f712e | 331 | static const PyGetSetDef fe_pygetset[] = { |
d7ab1bab | 332 | #define GETSETNAME(op, name) fe##op##_##name |
45c4c120 MW |
333 | GET (value, "X.value -> `natural' MP/GF representation of X") |
334 | GET (_value, "X._value -> internal MP/GF representation of X") | |
d7ab1bab | 335 | #undef GETSETNAME |
336 | { 0 } | |
337 | }; | |
338 | ||
c90f712e | 339 | static const PyMethodDef fe_pymethods[] = { |
d7ab1bab | 340 | #define METHNAME(func) femeth_##func |
91e56f06 MW |
341 | NAMETH(inv, "X.inv() -> X^{-1}") |
342 | NAMETH(sqr, "X.sqr() -> X^2") | |
343 | NAMETH(sqrt, "X.sqrt() -> sqrt(X)") | |
344 | NAMETH(quadsolve, "X.quadsolve() -> Y where Y^2 + Y = X (binary only)") | |
345 | NAMETH(dbl, "X.dbl() -> 2 * X (prime only)") | |
346 | NAMETH(tpl, "X.tpl() -> 3 * X (prime only)") | |
347 | NAMETH(qdl, "X.qdl() -> 4 * X (prime only)") | |
348 | NAMETH(hlv, "X.hlv() -> X/2 (prime only)") | |
d7ab1bab | 349 | #undef METHNAME |
350 | { 0 } | |
351 | }; | |
352 | ||
c90f712e | 353 | static const PyNumberMethods fe_pynumber = { |
d7ab1bab | 354 | fe_pyadd, /* @nb_add@ */ |
355 | fe_pysub, /* @nb_subtract@ */ | |
356 | fe_pymul, /* @nb_multiply@ */ | |
357 | fe_pydiv, /* @nb_divide@ */ | |
358 | 0, /* @nb_remainder@ */ | |
359 | 0, /* @nb_divmod@ */ | |
360 | fe_pyexp, /* @nb_power@ */ | |
361 | fe_pyneg, /* @nb_negative@ */ | |
362 | fe_pyid, /* @nb_positive@ */ | |
363 | 0, /* @nb_absolute@ */ | |
364 | fe_pynonzerop, /* @nb_nonzero@ */ | |
365 | 0, /* @nb_invert@ */ | |
366 | 0, /* @nb_lshift@ */ | |
367 | 0, /* @nb_rshift@ */ | |
368 | 0, /* @nb_and@ */ | |
369 | 0, /* @nb_xor@ */ | |
370 | 0, /* @nb_or@ */ | |
371 | fe_pycoerce, /* @nb_coerce@ */ | |
372 | fe_pyint, /* @nb_int@ */ | |
373 | fe_pylong, /* @nb_long@ */ | |
374 | 0 /* meaningless */, /* @nb_float@ */ | |
375 | fe_pyoct, /* @nb_oct@ */ | |
376 | fe_pyhex, /* @nb_hex@ */ | |
377 | ||
378 | 0, /* @nb_inplace_add@ */ | |
379 | 0, /* @nb_inplace_subtract@ */ | |
380 | 0, /* @nb_inplace_multiply@ */ | |
381 | 0, /* @nb_inplace_divide@ */ | |
382 | 0, /* @nb_inplace_remainder@ */ | |
383 | 0, /* @nb_inplace_power@ */ | |
384 | 0, /* @nb_inplace_lshift@ */ | |
385 | 0, /* @nb_inplace_rshift@ */ | |
386 | 0, /* @nb_inplace_and@ */ | |
387 | 0, /* @nb_inplace_xor@ */ | |
388 | 0, /* @nb_inplace_or@ */ | |
389 | ||
390 | 0, /* @nb_floor_divide@ */ | |
391 | fe_pydiv, /* @nb_true_divide@ */ | |
392 | 0, /* @nb_inplace_floor_divide@ */ | |
393 | 0, /* @nb_inplace_true_divide@ */ | |
a90a9c0e MW |
394 | |
395 | fe_pyint, /* @nb_index@ */ | |
d7ab1bab | 396 | }; |
397 | ||
c263b05c | 398 | static const PyTypeObject fe_pytype_skel = { |
591bf41b | 399 | PyVarObject_HEAD_INIT(0, 0) /* Header */ |
c461c9b3 | 400 | "FE", /* @tp_name@ */ |
d7ab1bab | 401 | sizeof(fe_pyobj), /* @tp_basicsize@ */ |
402 | 0, /* @tp_itemsize@ */ | |
403 | ||
404 | fe_pydealloc, /* @tp_dealloc@ */ | |
405 | 0, /* @tp_print@ */ | |
406 | 0, /* @tp_getattr@ */ | |
407 | 0, /* @tp_setattr@ */ | |
408 | 0, /* @tp_compare@ */ | |
409 | 0, /* @tp_repr@ */ | |
c90f712e | 410 | PYNUMBER(fe), /* @tp_as_number@ */ |
d7ab1bab | 411 | 0, /* @tp_as_sequence@ */ |
412 | 0, /* @tp_as_mapping@ */ | |
413 | fe_pyhash, /* @tp_hash@ */ | |
414 | 0, /* @tp_call@ */ | |
415 | fe_pyhex, /* @tp_str@ */ | |
416 | 0, /* @tp_getattro@ */ | |
417 | 0, /* @tp_setattro@ */ | |
418 | 0, /* @tp_as_buffer@ */ | |
419 | Py_TPFLAGS_DEFAULT | /* @tp_flags@ */ | |
420 | Py_TPFLAGS_CHECKTYPES | | |
421 | Py_TPFLAGS_BASETYPE, | |
422 | ||
423 | /* @tp_doc@ */ | |
d96c882e | 424 | "Finite field elements, abstract base class.", |
d7ab1bab | 425 | |
426 | 0, /* @tp_traverse@ */ | |
427 | 0, /* @tp_clear@ */ | |
428 | fe_pyrichcompare, /* @tp_richcompare@ */ | |
429 | 0, /* @tp_weaklistoffset@ */ | |
430 | 0, /* @tp_iter@ */ | |
963a6148 | 431 | 0, /* @tp_iternext@ */ |
c90f712e | 432 | PYMETHODS(fe), /* @tp_methods@ */ |
8e923c68 | 433 | PYMEMBERS(fe), /* @tp_members@ */ |
c90f712e | 434 | PYGETSET(fe), /* @tp_getset@ */ |
d7ab1bab | 435 | 0, /* @tp_base@ */ |
436 | 0, /* @tp_dict@ */ | |
437 | 0, /* @tp_descr_get@ */ | |
438 | 0, /* @tp_descr_set@ */ | |
439 | 0, /* @tp_dictoffset@ */ | |
440 | 0, /* @tp_init@ */ | |
441 | PyType_GenericAlloc, /* @tp_alloc@ */ | |
442 | abstract_pynew, /* @tp_new@ */ | |
3aa33042 | 443 | 0, /* @tp_free@ */ |
d7ab1bab | 444 | 0 /* @tp_is_gc@ */ |
445 | }; | |
446 | ||
447 | /*----- Fields ------------------------------------------------------------*/ | |
448 | ||
449 | static PyObject *field_pyrichcompare(PyObject *x, PyObject *y, int op) | |
450 | { | |
451 | int b = field_samep(FIELD_F(x), FIELD_F(y)); | |
452 | switch (op) { | |
453 | case Py_EQ: break; | |
454 | case Py_NE: b = !b; | |
455 | default: TYERR("can't order fields"); | |
456 | } | |
457 | return (getbool(b)); | |
458 | end: | |
459 | return (0); | |
460 | } | |
461 | ||
462 | static PyObject *fmeth_rand(PyObject *me, PyObject *arg, PyObject *kw) | |
463 | { | |
827f89d7 | 464 | static const char *const kwlist[] = { "rng", 0 }; |
d7ab1bab | 465 | grand *r = &rand_global; |
466 | ||
827f89d7 | 467 | if (!PyArg_ParseTupleAndKeywords(arg, kw, "|O&:rand", KWLIST, |
d7ab1bab | 468 | convgrand, &r)) |
469 | return (0); | |
470 | return (fe_pywrap(me, F_RAND(FIELD_F(me), MP_NEW, r))); | |
471 | } | |
472 | ||
473 | static PyObject *fmeth__adopt(PyObject *me, PyObject *arg) | |
474 | { | |
475 | mp *xx; | |
476 | if (!PyArg_ParseTuple(arg, "O&:_adopt", convmp, &xx)) return (0); | |
477 | return (fe_pywrap(me, xx)); | |
478 | } | |
479 | ||
a157093f | 480 | static PyObject *fmeth_parse(PyObject *me, PyObject *arg) |
f281293c MW |
481 | { |
482 | field *f; | |
483 | char *p; | |
484 | PyObject *rc = 0; | |
485 | qd_parse qd; | |
486 | ||
a157093f | 487 | if (!PyArg_ParseTuple(arg, "s:parse", &p)) goto end; |
f281293c MW |
488 | qd.p = p; qd.e = 0; |
489 | if ((f = field_parse(&qd)) == 0) VALERR(qd.e); | |
490 | rc = Py_BuildValue("(Ns)", field_pywrap(f), qd.p); | |
491 | end: | |
492 | return (rc); | |
493 | } | |
494 | ||
d7ab1bab | 495 | static void field_pydealloc(PyObject *me) |
496 | { | |
497 | F_DESTROY(FIELD_F(me)); | |
498 | PyType_Type.tp_dealloc(me); | |
499 | } | |
500 | ||
501 | static PyObject *fget_zero(PyObject *me, void *hunoz) | |
502 | { return (fe_pywrap(me, MP_COPY(FIELD_F(me)->zero))); } | |
503 | ||
504 | static PyObject *fget_one(PyObject *me, void *hunoz) | |
505 | { return (fe_pywrap(me, MP_COPY(FIELD_F(me)->one))); } | |
506 | ||
507 | static PyObject *fget_q(PyObject *me, void *hunoz) | |
508 | { return (mp_pywrap(MP_COPY(FIELD_F(me)->q))); } | |
509 | ||
510 | static PyObject *fget_nbits(PyObject *me, void *hunoz) | |
511 | { return (PyInt_FromLong(FIELD_F(me)->nbits)); } | |
512 | ||
513 | static PyObject *fget_noctets(PyObject *me, void *hunoz) | |
514 | { return (PyInt_FromLong(FIELD_F(me)->noctets)); } | |
515 | ||
516 | static PyObject *fget_name(PyObject *me, void *hunoz) | |
2135a6d3 | 517 | { return (TEXT_FROMSTR(F_NAME(FIELD_F(me)))); } |
d7ab1bab | 518 | |
519 | static PyObject *fget_type(PyObject *me, void *hunoz) | |
520 | { return (PyInt_FromLong(F_TYPE(FIELD_F(me)))); } | |
521 | ||
c90f712e | 522 | static const PyGetSetDef field_pygetset[] = { |
d7ab1bab | 523 | #define GETSETNAME(op, name) f##op##_##name |
524 | GET (zero, "F.zero -> field additive identity") | |
525 | GET (one, "F.one -> field multiplicative identity") | |
526 | GET (q, "F.q -> number of elements in field") | |
527 | GET (nbits, "F.nbits -> bits needed to represent element") | |
528 | GET (noctets, "F.noctets -> octetss needed to represent element") | |
529 | GET (name, "F.name -> name of this kind of field") | |
530 | GET (type, "F.type -> type code of this kind of field") | |
531 | #undef GETSETNAME | |
532 | { 0 } | |
533 | }; | |
534 | ||
c90f712e | 535 | static const PyMethodDef field_pymethods[] = { |
d7ab1bab | 536 | #define METHNAME(name) fmeth_##name |
537 | METH (_adopt, "F._adopt(X) -> FE") | |
1df8d5fe | 538 | KWMETH(rand, "F.rand([rng = rand]) -> FE, uniformly distributed") |
a157093f | 539 | SMTH (parse, "parse(STR) -> F, REST") |
d7ab1bab | 540 | #undef METHNAME |
541 | { 0 } | |
542 | }; | |
543 | ||
c263b05c | 544 | static const PyTypeObject field_pytype_skel = { |
591bf41b | 545 | PyVarObject_HEAD_INIT(0, 0) /* Header */ |
c461c9b3 | 546 | "Field", /* @tp_name@ */ |
d7ab1bab | 547 | sizeof(field_pyobj), /* @tp_basicsize@ */ |
548 | 0, /* @tp_itemsize@ */ | |
549 | ||
550 | field_pydealloc, /* @tp_dealloc@ */ | |
551 | 0, /* @tp_print@ */ | |
552 | 0, /* @tp_getattr@ */ | |
553 | 0, /* @tp_setattr@ */ | |
554 | 0, /* @tp_compare@ */ | |
555 | 0, /* @tp_repr@ */ | |
556 | 0, /* @tp_as_number@ */ | |
557 | 0, /* @tp_as_sequence@ */ | |
558 | 0, /* @tp_as_mapping@ */ | |
559 | 0, /* @tp_hash@ */ | |
560 | 0, /* @tp_call@ */ | |
561 | 0, /* @tp_str@ */ | |
562 | 0, /* @tp_getattro@ */ | |
563 | 0, /* @tp_setattro@ */ | |
564 | 0, /* @tp_as_buffer@ */ | |
565 | Py_TPFLAGS_DEFAULT | /* @tp_flags@ */ | |
566 | Py_TPFLAGS_BASETYPE, | |
567 | ||
568 | /* @tp_doc@ */ | |
d96c882e | 569 | "An abstract field. This is an abstract type.", |
d7ab1bab | 570 | |
571 | 0, /* @tp_traverse@ */ | |
572 | 0, /* @tp_clear@ */ | |
573 | field_pyrichcompare, /* @tp_richcompare@ */ | |
574 | 0, /* @tp_weaklistoffset@ */ | |
575 | 0, /* @tp_iter@ */ | |
963a6148 | 576 | 0, /* @tp_iternext@ */ |
c90f712e | 577 | PYMETHODS(field), /* @tp_methods@ */ |
d7ab1bab | 578 | 0, /* @tp_members@ */ |
c90f712e | 579 | PYGETSET(field), /* @tp_getset@ */ |
d7ab1bab | 580 | 0, /* @tp_base@ */ |
581 | 0, /* @tp_dict@ */ | |
582 | 0, /* @tp_descr_get@ */ | |
583 | 0, /* @tp_descr_set@ */ | |
584 | 0, /* @tp_dictoffset@ */ | |
585 | 0, /* @tp_init@ */ | |
586 | PyType_GenericAlloc, /* @tp_alloc@ */ | |
587 | abstract_pynew, /* @tp_new@ */ | |
3aa33042 | 588 | 0, /* @tp_free@ */ |
d7ab1bab | 589 | 0 /* @tp_is_gc@ */ |
590 | }; | |
591 | ||
592 | /*----- Prime fields ------------------------------------------------------*/ | |
593 | ||
594 | static PyObject *primefield_pynew(PyTypeObject *ty, | |
595 | PyObject *arg, PyObject *kw) | |
596 | { | |
597 | mp *xx = 0; | |
598 | field *f; | |
827f89d7 | 599 | static const char *const kwlist[] = { "p", 0 }; |
d7ab1bab | 600 | |
827f89d7 | 601 | if (!PyArg_ParseTupleAndKeywords(arg, kw, "O&:primefield", KWLIST, |
d7ab1bab | 602 | convmp, &xx)) |
603 | goto end; | |
604 | if ((f = field_prime(xx)) == 0) | |
605 | VALERR("bad prime for primefield"); | |
606 | MP_DROP(xx); | |
607 | return (field_dopywrap(ty, f)); | |
608 | end: | |
609 | mp_drop(xx); | |
610 | return (0); | |
611 | } | |
612 | ||
613 | static PyObject *pfget_p(PyObject *me, void *hunoz) | |
614 | { return (mp_pywrap(MP_COPY(FIELD_F(me)->m))); } | |
615 | ||
c90f712e | 616 | static const PyGetSetDef primefield_pygetset[] = { |
d7ab1bab | 617 | #define GETSETNAME(op, name) pf##op##_##name |
b2687a0a | 618 | GET (p, "F.p -> prime field characteristic") |
d7ab1bab | 619 | #undef GETSETNAME |
620 | }; | |
621 | ||
c263b05c | 622 | static const PyTypeObject primefield_pytype_skel = { |
591bf41b | 623 | PyVarObject_HEAD_INIT(0, 0) /* Header */ |
c461c9b3 | 624 | "PrimeField", /* @tp_name@ */ |
d7ab1bab | 625 | sizeof(field_pyobj), /* @tp_basicsize@ */ |
626 | 0, /* @tp_itemsize@ */ | |
627 | ||
628 | field_pydealloc, /* @tp_dealloc@ */ | |
629 | 0, /* @tp_print@ */ | |
630 | 0, /* @tp_getattr@ */ | |
631 | 0, /* @tp_setattr@ */ | |
632 | 0, /* @tp_compare@ */ | |
633 | 0, /* @tp_repr@ */ | |
634 | 0, /* @tp_as_number@ */ | |
635 | 0, /* @tp_as_sequence@ */ | |
636 | 0, /* @tp_as_mapping@ */ | |
637 | 0, /* @tp_hash@ */ | |
638 | 0, /* @tp_call@ */ | |
639 | 0, /* @tp_str@ */ | |
640 | 0, /* @tp_getattro@ */ | |
641 | 0, /* @tp_setattro@ */ | |
642 | 0, /* @tp_as_buffer@ */ | |
643 | Py_TPFLAGS_DEFAULT | /* @tp_flags@ */ | |
644 | Py_TPFLAGS_BASETYPE, | |
645 | ||
646 | /* @tp_doc@ */ | |
d96c882e | 647 | "PrimeField(P): prime fields.", |
d7ab1bab | 648 | |
649 | 0, /* @tp_traverse@ */ | |
650 | 0, /* @tp_clear@ */ | |
e6ed58c7 | 651 | 0, /* @tp_richcompare@ */ |
d7ab1bab | 652 | 0, /* @tp_weaklistoffset@ */ |
653 | 0, /* @tp_iter@ */ | |
963a6148 | 654 | 0, /* @tp_iternext@ */ |
d7ab1bab | 655 | 0, /* @tp_methods@ */ |
656 | 0, /* @tp_members@ */ | |
c90f712e | 657 | PYGETSET(primefield), /* @tp_getset@ */ |
d7ab1bab | 658 | 0, /* @tp_base@ */ |
659 | 0, /* @tp_dict@ */ | |
660 | 0, /* @tp_descr_get@ */ | |
661 | 0, /* @tp_descr_set@ */ | |
662 | 0, /* @tp_dictoffset@ */ | |
663 | 0, /* @tp_init@ */ | |
664 | PyType_GenericAlloc, /* @tp_alloc@ */ | |
665 | primefield_pynew, /* @tp_new@ */ | |
3aa33042 | 666 | 0, /* @tp_free@ */ |
d7ab1bab | 667 | 0 /* @tp_is_gc@ */ |
668 | }; | |
669 | ||
670 | static PyObject *niceprimefield_pynew(PyTypeObject *ty, | |
671 | PyObject *arg, PyObject *kw) | |
672 | { | |
673 | mp *xx = 0; | |
674 | field *f; | |
827f89d7 | 675 | static const char *const kwlist[] = { "p", 0 }; |
d7ab1bab | 676 | |
677 | if (!PyArg_ParseTupleAndKeywords(arg, kw, "O&:niceprimefield", | |
827f89d7 | 678 | KWLIST, convmp, &xx)) |
d7ab1bab | 679 | goto end; |
680 | if ((f = field_niceprime(xx)) == 0) | |
681 | VALERR("bad prime for niceprimefield"); | |
682 | MP_DROP(xx); | |
683 | return (field_dopywrap(ty, f)); | |
684 | end: | |
685 | mp_drop(xx); | |
686 | return (0); | |
687 | } | |
688 | ||
c263b05c | 689 | static const PyTypeObject niceprimefield_pytype_skel = { |
591bf41b | 690 | PyVarObject_HEAD_INIT(0, 0) /* Header */ |
c461c9b3 | 691 | "NicePrimeField", /* @tp_name@ */ |
d7ab1bab | 692 | sizeof(field_pyobj), /* @tp_basicsize@ */ |
693 | 0, /* @tp_itemsize@ */ | |
694 | ||
695 | field_pydealloc, /* @tp_dealloc@ */ | |
696 | 0, /* @tp_print@ */ | |
697 | 0, /* @tp_getattr@ */ | |
698 | 0, /* @tp_setattr@ */ | |
699 | 0, /* @tp_compare@ */ | |
700 | 0, /* @tp_repr@ */ | |
701 | 0, /* @tp_as_number@ */ | |
702 | 0, /* @tp_as_sequence@ */ | |
703 | 0, /* @tp_as_mapping@ */ | |
704 | 0, /* @tp_hash@ */ | |
705 | 0, /* @tp_call@ */ | |
706 | 0, /* @tp_str@ */ | |
707 | 0, /* @tp_getattro@ */ | |
708 | 0, /* @tp_setattro@ */ | |
709 | 0, /* @tp_as_buffer@ */ | |
710 | Py_TPFLAGS_DEFAULT | /* @tp_flags@ */ | |
711 | Py_TPFLAGS_BASETYPE, | |
712 | ||
713 | /* @tp_doc@ */ | |
d96c882e | 714 | "NicePrimeField(P): prime field using Solinas reduction.", |
d7ab1bab | 715 | |
716 | 0, /* @tp_traverse@ */ | |
717 | 0, /* @tp_clear@ */ | |
e6ed58c7 | 718 | 0, /* @tp_richcompare@ */ |
d7ab1bab | 719 | 0, /* @tp_weaklistoffset@ */ |
720 | 0, /* @tp_iter@ */ | |
963a6148 | 721 | 0, /* @tp_iternext@ */ |
d7ab1bab | 722 | 0, /* @tp_methods@ */ |
723 | 0, /* @tp_members@ */ | |
724 | 0, /* @tp_getset@ */ | |
725 | 0, /* @tp_base@ */ | |
726 | 0, /* @tp_dict@ */ | |
727 | 0, /* @tp_descr_get@ */ | |
728 | 0, /* @tp_descr_set@ */ | |
729 | 0, /* @tp_dictoffset@ */ | |
730 | 0, /* @tp_init@ */ | |
731 | PyType_GenericAlloc, /* @tp_alloc@ */ | |
732 | niceprimefield_pynew, /* @tp_new@ */ | |
3aa33042 | 733 | 0, /* @tp_free@ */ |
d7ab1bab | 734 | 0 /* @tp_is_gc@ */ |
735 | }; | |
736 | ||
737 | /*----- Binary fields -----------------------------------------------------*/ | |
738 | ||
739 | static PyObject *bfget_m(PyObject *me, void *hunoz) | |
740 | { return (PyInt_FromLong(FIELD_F(me)->nbits)); } | |
741 | ||
05711e04 MW |
742 | static PyObject *bfget_p(PyObject *me, void *hunoz) |
743 | { return (gf_pywrap(MP_COPY(FIELD_F(me)->m))); } | |
744 | ||
c90f712e | 745 | static const PyGetSetDef binfield_pygetset[] = { |
d7ab1bab | 746 | #define GETSETNAME(op, name) bf##op##_##name |
b2687a0a | 747 | GET (m, "F.m -> field polynomial degree") |
05711e04 | 748 | GET (p, "F.p -> field polynomial") |
d7ab1bab | 749 | #undef GETSETNAME |
750 | { 0 } | |
751 | }; | |
752 | ||
c263b05c | 753 | static const PyTypeObject binfield_pytype_skel = { |
591bf41b | 754 | PyVarObject_HEAD_INIT(0, 0) /* Header */ |
c461c9b3 | 755 | "BinField", /* @tp_name@ */ |
d7ab1bab | 756 | sizeof(field_pyobj), /* @tp_basicsize@ */ |
757 | 0, /* @tp_itemsize@ */ | |
758 | ||
759 | field_pydealloc, /* @tp_dealloc@ */ | |
760 | 0, /* @tp_print@ */ | |
761 | 0, /* @tp_getattr@ */ | |
762 | 0, /* @tp_setattr@ */ | |
763 | 0, /* @tp_compare@ */ | |
764 | 0, /* @tp_repr@ */ | |
765 | 0, /* @tp_as_number@ */ | |
766 | 0, /* @tp_as_sequence@ */ | |
767 | 0, /* @tp_as_mapping@ */ | |
768 | 0, /* @tp_hash@ */ | |
769 | 0, /* @tp_call@ */ | |
770 | 0, /* @tp_str@ */ | |
771 | 0, /* @tp_getattro@ */ | |
772 | 0, /* @tp_setattro@ */ | |
773 | 0, /* @tp_as_buffer@ */ | |
774 | Py_TPFLAGS_DEFAULT | /* @tp_flags@ */ | |
775 | Py_TPFLAGS_BASETYPE, | |
776 | ||
777 | /* @tp_doc@ */ | |
d96c882e | 778 | "Binary fields. Abstract class.", |
d7ab1bab | 779 | |
780 | 0, /* @tp_traverse@ */ | |
781 | 0, /* @tp_clear@ */ | |
e6ed58c7 | 782 | 0, /* @tp_richcompare@ */ |
d7ab1bab | 783 | 0, /* @tp_weaklistoffset@ */ |
784 | 0, /* @tp_iter@ */ | |
963a6148 | 785 | 0, /* @tp_iternext@ */ |
d7ab1bab | 786 | 0, /* @tp_methods@ */ |
787 | 0, /* @tp_members@ */ | |
c90f712e | 788 | PYGETSET(binfield), /* @tp_getset@ */ |
d7ab1bab | 789 | 0, /* @tp_base@ */ |
790 | 0, /* @tp_dict@ */ | |
791 | 0, /* @tp_descr_get@ */ | |
792 | 0, /* @tp_descr_set@ */ | |
793 | 0, /* @tp_dictoffset@ */ | |
794 | 0, /* @tp_init@ */ | |
795 | PyType_GenericAlloc, /* @tp_alloc@ */ | |
796 | abstract_pynew, /* @tp_new@ */ | |
3aa33042 | 797 | 0, /* @tp_free@ */ |
d7ab1bab | 798 | 0 /* @tp_is_gc@ */ |
799 | }; | |
800 | ||
801 | static PyObject *binpolyfield_pynew(PyTypeObject *ty, | |
802 | PyObject *arg, PyObject *kw) | |
803 | { | |
804 | mp *xx = 0; | |
805 | field *f; | |
827f89d7 | 806 | static const char *const kwlist[] = { "p", 0 }; |
d7ab1bab | 807 | |
827f89d7 | 808 | if (!PyArg_ParseTupleAndKeywords(arg, kw, "O&:binpolyfield", KWLIST, |
d7ab1bab | 809 | convgf, &xx)) |
810 | goto end; | |
811 | if ((f = field_binpoly(xx)) == 0) VALERR("bad poly for binpolyfield"); | |
812 | MP_DROP(xx); | |
813 | return (field_dopywrap(ty, f)); | |
814 | end: | |
815 | mp_drop(xx); | |
816 | return (0); | |
817 | } | |
818 | ||
c263b05c | 819 | static const PyTypeObject binpolyfield_pytype_skel = { |
591bf41b | 820 | PyVarObject_HEAD_INIT(0, 0) /* Header */ |
c461c9b3 | 821 | "BinPolyField", /* @tp_name@ */ |
d7ab1bab | 822 | sizeof(field_pyobj), /* @tp_basicsize@ */ |
823 | 0, /* @tp_itemsize@ */ | |
824 | ||
825 | field_pydealloc, /* @tp_dealloc@ */ | |
826 | 0, /* @tp_print@ */ | |
827 | 0, /* @tp_getattr@ */ | |
828 | 0, /* @tp_setattr@ */ | |
829 | 0, /* @tp_compare@ */ | |
830 | 0, /* @tp_repr@ */ | |
831 | 0, /* @tp_as_number@ */ | |
832 | 0, /* @tp_as_sequence@ */ | |
833 | 0, /* @tp_as_mapping@ */ | |
834 | 0, /* @tp_hash@ */ | |
835 | 0, /* @tp_call@ */ | |
836 | 0, /* @tp_str@ */ | |
837 | 0, /* @tp_getattro@ */ | |
838 | 0, /* @tp_setattro@ */ | |
839 | 0, /* @tp_as_buffer@ */ | |
840 | Py_TPFLAGS_DEFAULT | /* @tp_flags@ */ | |
841 | Py_TPFLAGS_BASETYPE, | |
842 | ||
843 | /* @tp_doc@ */ | |
d96c882e | 844 | "BinPolyField(P): binary fields with polynomial basis representation.", |
d7ab1bab | 845 | |
846 | 0, /* @tp_traverse@ */ | |
847 | 0, /* @tp_clear@ */ | |
e6ed58c7 | 848 | 0, /* @tp_richcompare@ */ |
d7ab1bab | 849 | 0, /* @tp_weaklistoffset@ */ |
850 | 0, /* @tp_iter@ */ | |
963a6148 | 851 | 0, /* @tp_iternext@ */ |
d7ab1bab | 852 | 0, /* @tp_methods@ */ |
853 | 0, /* @tp_members@ */ | |
05711e04 | 854 | 0, /* @tp_getset@ */ |
d7ab1bab | 855 | 0, /* @tp_base@ */ |
856 | 0, /* @tp_dict@ */ | |
857 | 0, /* @tp_descr_get@ */ | |
858 | 0, /* @tp_descr_set@ */ | |
859 | 0, /* @tp_dictoffset@ */ | |
860 | 0, /* @tp_init@ */ | |
861 | PyType_GenericAlloc, /* @tp_alloc@ */ | |
862 | binpolyfield_pynew, /* @tp_new@ */ | |
3aa33042 | 863 | 0, /* @tp_free@ */ |
d7ab1bab | 864 | 0 /* @tp_is_gc@ */ |
865 | }; | |
866 | ||
867 | static PyObject *binnormfield_pynew(PyTypeObject *ty, | |
868 | PyObject *arg, PyObject *kw) | |
869 | { | |
870 | mp *xx = 0, *yy = 0; | |
871 | field *f; | |
827f89d7 | 872 | static const char *const kwlist[] = { "p", "beta", 0 }; |
d7ab1bab | 873 | |
874 | if (!PyArg_ParseTupleAndKeywords(arg, kw, "O&O&:binnormfield", | |
827f89d7 | 875 | KWLIST, convgf, &xx, convgf, &yy)) |
d7ab1bab | 876 | goto end; |
877 | if ((f = field_binnorm(xx, yy)) == 0) VALERR("bad args for binnormfield"); | |
878 | MP_DROP(xx); MP_DROP(yy); | |
879 | return (field_dopywrap(ty, f)); | |
880 | end: | |
881 | mp_drop(xx); mp_drop(yy); | |
882 | return (0); | |
883 | } | |
884 | ||
885 | static PyObject *bnfget_beta(PyObject *me, void *hunoz) | |
886 | { | |
887 | fctx_binnorm *fc = (fctx_binnorm *)FIELD_F(me); | |
888 | return (gf_pywrap(MP_COPY(fc->ntop.r[fc->ntop.n - 1]))); | |
889 | } | |
890 | ||
c90f712e | 891 | static const PyGetSetDef binnormfield_pygetset[] = { |
d7ab1bab | 892 | #define GETSETNAME(op, name) bnf##op##_##name |
b2687a0a | 893 | GET (beta, "F.beta -> conversion factor") |
d7ab1bab | 894 | #undef GETSETNAME |
895 | { 0 } | |
896 | }; | |
897 | ||
c263b05c | 898 | static const PyTypeObject binnormfield_pytype_skel = { |
591bf41b | 899 | PyVarObject_HEAD_INIT(0, 0) /* Header */ |
c461c9b3 | 900 | "BinNormField", /* @tp_name@ */ |
d7ab1bab | 901 | sizeof(field_pyobj), /* @tp_basicsize@ */ |
902 | 0, /* @tp_itemsize@ */ | |
903 | ||
904 | field_pydealloc, /* @tp_dealloc@ */ | |
905 | 0, /* @tp_print@ */ | |
906 | 0, /* @tp_getattr@ */ | |
907 | 0, /* @tp_setattr@ */ | |
908 | 0, /* @tp_compare@ */ | |
909 | 0, /* @tp_repr@ */ | |
910 | 0, /* @tp_as_number@ */ | |
911 | 0, /* @tp_as_sequence@ */ | |
912 | 0, /* @tp_as_mapping@ */ | |
913 | 0, /* @tp_hash@ */ | |
914 | 0, /* @tp_call@ */ | |
915 | 0, /* @tp_str@ */ | |
916 | 0, /* @tp_getattro@ */ | |
917 | 0, /* @tp_setattro@ */ | |
918 | 0, /* @tp_as_buffer@ */ | |
919 | Py_TPFLAGS_DEFAULT | /* @tp_flags@ */ | |
920 | Py_TPFLAGS_BASETYPE, | |
921 | ||
922 | /* @tp_doc@ */ | |
d96c882e | 923 | "BinNormField(P, BETA): binary fields with normal basis representation.", |
d7ab1bab | 924 | |
925 | 0, /* @tp_traverse@ */ | |
926 | 0, /* @tp_clear@ */ | |
e6ed58c7 | 927 | 0, /* @tp_richcompare@ */ |
d7ab1bab | 928 | 0, /* @tp_weaklistoffset@ */ |
929 | 0, /* @tp_iter@ */ | |
963a6148 | 930 | 0, /* @tp_iternext@ */ |
d7ab1bab | 931 | 0, /* @tp_methods@ */ |
932 | 0, /* @tp_members@ */ | |
c90f712e | 933 | PYGETSET(binnormfield), /* @tp_getset@ */ |
d7ab1bab | 934 | 0, /* @tp_base@ */ |
935 | 0, /* @tp_dict@ */ | |
936 | 0, /* @tp_descr_get@ */ | |
937 | 0, /* @tp_descr_set@ */ | |
938 | 0, /* @tp_dictoffset@ */ | |
939 | 0, /* @tp_init@ */ | |
940 | PyType_GenericAlloc, /* @tp_alloc@ */ | |
941 | binnormfield_pynew, /* @tp_new@ */ | |
3aa33042 | 942 | 0, /* @tp_free@ */ |
d7ab1bab | 943 | 0 /* @tp_is_gc@ */ |
944 | }; | |
945 | ||
946 | /*----- Setup -------------------------------------------------------------*/ | |
947 | ||
810542b0 MW |
948 | static const struct nameval consts[] = { |
949 | CONST(FTY_PRIME), CONST(FTY_BINARY), | |
950 | { 0 } | |
951 | }; | |
952 | ||
d7ab1bab | 953 | void field_pyinit(void) |
954 | { | |
955 | INITTYPE(fe, root); | |
956 | INITTYPE(field, type); | |
957 | INITTYPE(primefield, field); | |
958 | INITTYPE(niceprimefield, primefield); | |
959 | INITTYPE(binfield, field); | |
960 | INITTYPE(binpolyfield, binfield); | |
961 | INITTYPE(binnormfield, binfield); | |
d7ab1bab | 962 | } |
963 | ||
964 | void field_pyinsert(PyObject *mod) | |
965 | { | |
966 | INSERT("FE", fe_pytype); | |
967 | INSERT("Field", field_pytype); | |
968 | INSERT("PrimeField", primefield_pytype); | |
969 | INSERT("NicePrimeField", niceprimefield_pytype); | |
970 | INSERT("BinField", binfield_pytype); | |
971 | INSERT("BinPolyField", binpolyfield_pytype); | |
972 | INSERT("BinNormField", binnormfield_pytype); | |
810542b0 | 973 | setconstants(mod, consts); |
d7ab1bab | 974 | } |
975 | ||
976 | /*----- That's all, folks -------------------------------------------------*/ |