Commit | Line | Data |
---|---|---|
d7ab1bab | 1 | /* -*-c-*- |
2 | * | |
d7ab1bab | 3 | * Abstract group inteface |
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 | /*----- DH and binary group infos -----------------------------------------*/ | |
32 | ||
c6e89d48 MW |
33 | static PyTypeObject *fginfo_pytype, *dhinfo_pytype, *bindhinfo_pytype; |
34 | ||
35 | typedef struct fginfo_pyobj { | |
36 | PyObject_HEAD | |
37 | gprime_param dp; | |
38 | } fginfo_pyobj; | |
39 | ||
40 | #define FGINFO_DP(fg) (&((fginfo_pyobj *)(fg))->dp) | |
41 | ||
42 | static PyObject *fginfo_pywrap(gprime_param *dp, PyTypeObject *ty) | |
d7ab1bab | 43 | { |
44 | fginfo_pyobj *z = PyObject_New(fginfo_pyobj, ty); | |
2a28a112 | 45 | z->dp = *dp; |
d7ab1bab | 46 | return ((PyObject *)z); |
47 | } | |
48 | ||
49 | static PyObject *fginfo_pynew(PyTypeObject *ty, | |
50 | PyObject *arg, PyObject *kw) | |
51 | { | |
827f89d7 | 52 | static const char *const kwlist[] = { "p", "r", "g", 0 }; |
d7ab1bab | 53 | gprime_param dp = { 0 }; |
54 | fginfo_pyobj *z = 0; | |
55 | ||
827f89d7 | 56 | if (!PyArg_ParseTupleAndKeywords(arg, kw, "O&O&O&:new", KWLIST, |
d7ab1bab | 57 | convmp, &dp.p, |
58 | convmp, &dp.q, | |
5f959e50 | 59 | convmp, &dp.g)) |
d7ab1bab | 60 | goto end; |
61 | z = PyObject_New(fginfo_pyobj, ty); | |
62 | z->dp = dp; | |
63 | return ((PyObject *)z); | |
64 | end: | |
65 | mp_drop(dp.p); | |
66 | mp_drop(dp.q); | |
67 | mp_drop(dp.g); | |
68 | return (0); | |
69 | } | |
70 | ||
71 | static PyObject *figet_r(PyObject *me, void *hunoz) | |
2a28a112 | 72 | { return mp_pywrap(MP_COPY(FGINFO_DP(me)->q)); } |
d7ab1bab | 73 | |
74 | static PyObject *diget_p(PyObject *me, void *hunoz) | |
2a28a112 | 75 | { return mp_pywrap(MP_COPY(FGINFO_DP(me)->p)); } |
d7ab1bab | 76 | |
77 | static PyObject *diget_g(PyObject *me, void *hunoz) | |
2a28a112 | 78 | { return mp_pywrap(MP_COPY(FGINFO_DP(me)->g)); } |
d7ab1bab | 79 | |
80 | static PyObject *biget_p(PyObject *me, void *hunoz) | |
2a28a112 | 81 | { return gf_pywrap(MP_COPY(FGINFO_DP(me)->p)); } |
d7ab1bab | 82 | |
83 | static PyObject *biget_m(PyObject *me, void *hunoz) | |
84 | { return PyInt_FromLong(mp_octets(FGINFO_DP(me)->p) - 1); } | |
85 | ||
86 | static PyObject *biget_g(PyObject *me, void *hunoz) | |
2a28a112 | 87 | { return gf_pywrap(MP_COPY(FGINFO_DP(me)->g)); } |
d7ab1bab | 88 | |
89 | static void fginfo_pydealloc(PyObject *me) | |
90 | { | |
91 | mp_drop(FGINFO_DP(me)->p); | |
92 | mp_drop(FGINFO_DP(me)->q); | |
93 | mp_drop(FGINFO_DP(me)->g); | |
3aa33042 | 94 | FREEOBJ(me); |
d7ab1bab | 95 | } |
96 | ||
97 | static PyObject *meth__DHInfo_generate(PyObject *me, | |
98 | PyObject *arg, PyObject *kw) | |
99 | { | |
100 | dh_param dp; | |
101 | unsigned ql = 0, pl; | |
102 | unsigned steps = 0; | |
103 | grand *r = &rand_global; | |
930d78e3 MW |
104 | struct excinfo exc = EXCINFO_INIT; |
105 | pypgev evt = { { 0 } }; | |
827f89d7 | 106 | static const char *const kwlist[] = |
d7ab1bab | 107 | { "class", "pbits", "qbits", "event", "rng", "nsteps", 0 }; |
108 | PyObject *rc = 0; | |
109 | ||
930d78e3 | 110 | evt.exc = &exc; |
827f89d7 | 111 | if (!PyArg_ParseTupleAndKeywords(arg, kw, "OO&|O&O&O&O&:generate", KWLIST, |
d7ab1bab | 112 | &me, convuint, &pl, convuint, &ql, |
113 | convpgev, &evt, convgrand, &r, | |
114 | convuint, &steps)) | |
115 | goto end; | |
930d78e3 MW |
116 | if (dh_gen(&dp, ql, pl, steps, r, evt.ev.proc, evt.ev.ctx)) |
117 | PGENERR(&exc); | |
d7ab1bab | 118 | rc = fginfo_pywrap(&dp, dhinfo_pytype); |
119 | end: | |
120 | droppgev(&evt); | |
121 | return (rc); | |
122 | } | |
123 | ||
124 | static PyObject *meth__DHInfo_genlimlee(PyObject *me, | |
125 | PyObject *arg, PyObject *kw) | |
126 | { | |
127 | dh_param dp; | |
128 | unsigned ql, pl; | |
129 | unsigned steps = 0; | |
130 | grand *r = &rand_global; | |
930d78e3 MW |
131 | struct excinfo exc = EXCINFO_INIT; |
132 | pypgev oe = { { 0 } }, ie = { { 0 } }; | |
d7ab1bab | 133 | int subgroupp = 1; |
134 | unsigned f = 0; | |
827f89d7 MW |
135 | static const char *const kwlist[] = { |
136 | "class", "pbits", "qbits", "event", "ievent", | |
137 | "rng", "nsteps", "subgroupp", 0 | |
138 | }; | |
d7ab1bab | 139 | size_t i, nf; |
140 | mp **v = 0; | |
141 | PyObject *rc = 0, *vec = 0; | |
142 | ||
930d78e3 | 143 | oe.exc = ie.exc = &exc; |
d7ab1bab | 144 | if (!PyArg_ParseTupleAndKeywords(arg, kw, |
827f89d7 | 145 | "OO&O&|O&O&O&O&O&:genlimlee", KWLIST, |
d7ab1bab | 146 | &me, convuint, &pl, convuint, &ql, |
147 | convpgev, &oe, convpgev, &ie, | |
148 | convgrand, &r, convuint, &steps, | |
149 | convbool, &subgroupp)) | |
150 | goto end; | |
151 | if (subgroupp) f |= DH_SUBGROUP; | |
152 | if (dh_limlee(&dp, ql, pl, f, steps, r, | |
930d78e3 MW |
153 | oe.ev.proc, oe.ev.ctx, ie.ev.proc, ie.ev.ctx, &nf, &v)) |
154 | PGENERR(&exc); | |
d7ab1bab | 155 | vec = PyList_New(nf); |
156 | for (i = 0; i < nf; i++) | |
c51a597d | 157 | PyList_SET_ITEM(vec, i, mp_pywrap(v[i])); |
d7ab1bab | 158 | xfree(v); |
159 | rc = Py_BuildValue("(NN)", fginfo_pywrap(&dp, dhinfo_pytype), vec); | |
160 | end: | |
161 | droppgev(&oe); droppgev(&ie); | |
162 | return (rc); | |
163 | } | |
164 | ||
2a28a112 MW |
165 | static PyObject *meth__DHInfo_genkcdsa(PyObject *me, |
166 | PyObject *arg, PyObject *kw) | |
167 | { | |
168 | dh_param dp; | |
169 | unsigned ql, pl; | |
170 | unsigned steps = 0; | |
171 | grand *r = &rand_global; | |
930d78e3 MW |
172 | struct excinfo exc = EXCINFO_INIT; |
173 | pypgev evt = { { 0 } }; | |
827f89d7 MW |
174 | static const char *const kwlist[] = |
175 | { "class", "pbits", "qbits", "event", "rng", "nsteps", 0 }; | |
2a28a112 MW |
176 | mp *v = MP_NEW; |
177 | PyObject *rc = 0; | |
178 | ||
930d78e3 | 179 | evt.exc = &exc; |
827f89d7 | 180 | if (!PyArg_ParseTupleAndKeywords(arg, kw, "OO&O&|O&O&O&:genkcdsa", KWLIST, |
2a28a112 MW |
181 | &me, convuint, &pl, convuint, &ql, |
182 | convpgev, &evt, convgrand, &r, | |
183 | convuint, &steps)) | |
184 | goto end; | |
930d78e3 MW |
185 | if (dh_kcdsagen(&dp, ql, pl, 0, steps, r, evt.ev.proc, evt.ev.ctx)) |
186 | PGENERR(&exc); | |
2a28a112 MW |
187 | mp_div(&v, 0, dp.p, dp.q); |
188 | v = mp_lsr(v, v, 1); | |
189 | rc = Py_BuildValue("(NN)", fginfo_pywrap(&dp, dhinfo_pytype), | |
190 | mp_pywrap(v)); | |
191 | end: | |
192 | droppgev(&evt); | |
193 | return (rc); | |
194 | } | |
195 | ||
d7ab1bab | 196 | static PyObject *meth__DHInfo_gendsa(PyObject *me, |
197 | PyObject *arg, PyObject *kw) | |
198 | { | |
199 | dsa_param dp; | |
200 | unsigned ql, pl; | |
201 | unsigned steps = 0; | |
202 | dsa_seed ds; | |
203 | char *k; | |
6b54260d | 204 | Py_ssize_t ksz; |
930d78e3 MW |
205 | struct excinfo exc = EXCINFO_INIT; |
206 | pypgev evt = { { 0 } }; | |
827f89d7 | 207 | static const char *const kwlist[] = |
d7ab1bab | 208 | { "class", "pbits", "qbits", "seed", "event", "nsteps", 0 }; |
209 | PyObject *rc = 0; | |
210 | ||
930d78e3 | 211 | evt.exc = &exc; |
827f89d7 | 212 | if (!PyArg_ParseTupleAndKeywords(arg, kw, "OO&O&s#|O&O&:gendsa", KWLIST, |
d7ab1bab | 213 | &me, convuint, &pl, convuint, &ql, |
214 | &k, &ksz, convpgev, &evt, | |
215 | convuint, &steps)) | |
216 | goto end; | |
930d78e3 MW |
217 | if (dsa_gen(&dp, ql, pl, steps, k, ksz, &ds, evt.ev.proc, evt.ev.ctx)) |
218 | PGENERR(&exc); | |
d7ab1bab | 219 | rc = Py_BuildValue("(NNl)", fginfo_pywrap(&dp, dhinfo_pytype), |
220 | bytestring_pywrap(ds.p, ds.sz), (long)ds.count); | |
221 | xfree(ds.p); | |
222 | end: | |
223 | droppgev(&evt); | |
224 | return (rc); | |
225 | } | |
226 | ||
227 | static int npgroups = -1, nbingroups = -1; | |
228 | ||
229 | static PyObject *namedgroups(const pentry *pp, int *ne) | |
230 | { | |
231 | int i, j; | |
232 | const char *p; | |
233 | PyObject *d, *c; | |
234 | ||
235 | d = PyDict_New(); | |
236 | for (i = 0; pp[i].name; i++) { | |
237 | p = pp[i].name; | |
238 | for (j = 0; j < i; j++) { | |
239 | if (pp[i].data == pp[j].data) { | |
240 | c = PyDict_GetItemString(d, (/*unconst*/ char *)pp[j].name); | |
241 | Py_INCREF(c); | |
242 | goto found; | |
243 | } | |
244 | } | |
245 | c = PyInt_FromLong(i); | |
246 | found: | |
98963817 | 247 | PyDict_SetItemString(d, (/*unconst*/ char *)p, c); |
d7ab1bab | 248 | Py_DECREF(c); |
249 | } | |
250 | *ne = i; | |
b2687a0a | 251 | return (d); |
d7ab1bab | 252 | } |
253 | ||
254 | static PyObject *meth__groupn(PyObject *me, PyObject *arg, | |
255 | PyTypeObject *ty, const pentry *pp, int ne) | |
256 | { | |
257 | int i; | |
258 | gprime_param gp; | |
259 | PyObject *rc = 0; | |
260 | ||
261 | if (!PyArg_ParseTuple(arg, "Oi:_groupn", &me, &i)) goto end; | |
262 | if (i < 0 || i >= ne) VALERR("group index out of range"); | |
263 | dh_infofromdata(&gp, pp[i].data); | |
264 | rc = fginfo_pywrap(&gp, ty); | |
265 | end: | |
266 | return (rc); | |
267 | } | |
268 | ||
269 | static PyObject *meth__DHInfo__groupn(PyObject *me, PyObject *arg) | |
270 | { return (meth__groupn(me, arg, dhinfo_pytype, ptab, npgroups)); } | |
271 | ||
272 | static PyObject *meth__BinDHInfo__groupn(PyObject *me, PyObject *arg) | |
273 | { return (meth__groupn(me, arg, bindhinfo_pytype, bintab, nbingroups)); } | |
274 | ||
275 | static PyObject *meth__parse(PyObject *me, PyObject *arg, PyTypeObject *ty, | |
276 | int (*parse)(qd_parse *, gprime_param *)) | |
277 | { | |
278 | qd_parse qd; | |
279 | char *p; | |
280 | gprime_param gp; | |
281 | PyObject *rc = 0; | |
282 | ||
283 | if (!PyArg_ParseTuple(arg, "Os:parse", &me, &p)) goto end; | |
f281293c | 284 | qd.p = p; qd.e = 0; |
80f7cd89 | 285 | if (parse(&qd, &gp)) VALERR(qd.e); |
d7ab1bab | 286 | rc = fginfo_pywrap(&gp, ty); |
287 | end: | |
b2687a0a | 288 | return (rc); |
d7ab1bab | 289 | } |
290 | ||
291 | static PyObject *meth__DHInfo_parse(PyObject *me, PyObject *arg) | |
292 | { return (meth__parse(me, arg, dhinfo_pytype, dh_parse)); } | |
293 | ||
294 | static PyObject *meth__BinDHInfo_parse(PyObject *me, PyObject *arg) | |
295 | { return (meth__parse(me, arg, bindhinfo_pytype, dhbin_parse)); } | |
296 | ||
c90f712e | 297 | static const PyGetSetDef fginfo_pygetset[] = { |
d7ab1bab | 298 | #define GETSETNAME(op, name) fi##op##_##name |
d96c882e | 299 | GET (r, "I.r -> group order") |
d7ab1bab | 300 | #undef GETSETNAME |
301 | { 0 } | |
302 | }; | |
303 | ||
c90f712e | 304 | static const PyGetSetDef dhinfo_pygetset[] = { |
d7ab1bab | 305 | #define GETSETNAME(op, name) di##op##_##name |
d96c882e MW |
306 | GET (p, "I.p -> prime") |
307 | GET (g, "I.g -> generator") | |
d7ab1bab | 308 | #undef GETSETNAME |
309 | { 0 } | |
310 | }; | |
311 | ||
c90f712e | 312 | static const PyGetSetDef bindhinfo_pygetset[] = { |
d7ab1bab | 313 | #define GETSETNAME(op, name) bi##op##_##name |
d96c882e MW |
314 | GET (p, "I.p -> irreducible polynomial") |
315 | GET (m, "I.m -> degree of polynomial") | |
316 | GET (g, "I.g -> generator") | |
d7ab1bab | 317 | #undef GETSETNAME |
318 | { 0 } | |
319 | }; | |
320 | ||
321 | static PyTypeObject fginfo_pytype_skel = { | |
6d4db0bf | 322 | PyObject_HEAD_INIT(0) 0, /* Header */ |
c461c9b3 | 323 | "FGInfo", /* @tp_name@ */ |
d7ab1bab | 324 | sizeof(fginfo_pyobj), /* @tp_basicsize@ */ |
325 | 0, /* @tp_itemsize@ */ | |
326 | ||
327 | fginfo_pydealloc, /* @tp_dealloc@ */ | |
328 | 0, /* @tp_print@ */ | |
329 | 0, /* @tp_getattr@ */ | |
330 | 0, /* @tp_setattr@ */ | |
331 | 0, /* @tp_compare@ */ | |
332 | 0, /* @tp_repr@ */ | |
333 | 0, /* @tp_as_number@ */ | |
334 | 0, /* @tp_as_sequence@ */ | |
335 | 0, /* @tp_as_mapping@ */ | |
336 | 0, /* @tp_hash@ */ | |
337 | 0, /* @tp_call@ */ | |
338 | 0, /* @tp_str@ */ | |
339 | 0, /* @tp_getattro@ */ | |
340 | 0, /* @tp_setattro@ */ | |
341 | 0, /* @tp_as_buffer@ */ | |
342 | Py_TPFLAGS_DEFAULT | /* @tp_flags@ */ | |
343 | Py_TPFLAGS_BASETYPE, | |
344 | ||
345 | /* @tp_doc@ */ | |
d96c882e | 346 | "Abstract base class for field-group information objects.", |
d7ab1bab | 347 | |
348 | 0, /* @tp_traverse@ */ | |
349 | 0, /* @tp_clear@ */ | |
350 | 0, /* @tp_richcompare@ */ | |
351 | 0, /* @tp_weaklistoffset@ */ | |
352 | 0, /* @tp_iter@ */ | |
963a6148 | 353 | 0, /* @tp_iternext@ */ |
d7ab1bab | 354 | 0, /* @tp_methods@ */ |
355 | 0, /* @tp_members@ */ | |
c90f712e | 356 | PYGETSET(fginfo), /* @tp_getset@ */ |
d7ab1bab | 357 | 0, /* @tp_base@ */ |
358 | 0, /* @tp_dict@ */ | |
359 | 0, /* @tp_descr_get@ */ | |
360 | 0, /* @tp_descr_set@ */ | |
361 | 0, /* @tp_dictoffset@ */ | |
362 | 0, /* @tp_init@ */ | |
363 | PyType_GenericAlloc, /* @tp_alloc@ */ | |
364 | abstract_pynew, /* @tp_new@ */ | |
3aa33042 | 365 | 0, /* @tp_free@ */ |
d7ab1bab | 366 | 0 /* @tp_is_gc@ */ |
367 | }; | |
368 | ||
369 | static PyTypeObject dhinfo_pytype_skel = { | |
6d4db0bf | 370 | PyObject_HEAD_INIT(0) 0, /* Header */ |
c461c9b3 | 371 | "DHInfo", /* @tp_name@ */ |
d7ab1bab | 372 | sizeof(fginfo_pyobj), /* @tp_basicsize@ */ |
373 | 0, /* @tp_itemsize@ */ | |
374 | ||
375 | fginfo_pydealloc, /* @tp_dealloc@ */ | |
376 | 0, /* @tp_print@ */ | |
377 | 0, /* @tp_getattr@ */ | |
378 | 0, /* @tp_setattr@ */ | |
379 | 0, /* @tp_compare@ */ | |
380 | 0, /* @tp_repr@ */ | |
381 | 0, /* @tp_as_number@ */ | |
382 | 0, /* @tp_as_sequence@ */ | |
383 | 0, /* @tp_as_mapping@ */ | |
384 | 0, /* @tp_hash@ */ | |
385 | 0, /* @tp_call@ */ | |
386 | 0, /* @tp_str@ */ | |
387 | 0, /* @tp_getattro@ */ | |
388 | 0, /* @tp_setattro@ */ | |
389 | 0, /* @tp_as_buffer@ */ | |
390 | Py_TPFLAGS_DEFAULT | /* @tp_flags@ */ | |
391 | Py_TPFLAGS_BASETYPE, | |
392 | ||
393 | /* @tp_doc@ */ | |
d96c882e | 394 | "DHInfo(P, R, G): standard (integer) Diffie-Hellman group information.", |
d7ab1bab | 395 | |
396 | 0, /* @tp_traverse@ */ | |
397 | 0, /* @tp_clear@ */ | |
398 | 0, /* @tp_richcompare@ */ | |
399 | 0, /* @tp_weaklistoffset@ */ | |
400 | 0, /* @tp_iter@ */ | |
963a6148 | 401 | 0, /* @tp_iternext@ */ |
d7ab1bab | 402 | 0, /* @tp_methods@ */ |
403 | 0, /* @tp_members@ */ | |
c90f712e | 404 | PYGETSET(dhinfo), /* @tp_getset@ */ |
d7ab1bab | 405 | 0, /* @tp_base@ */ |
406 | 0, /* @tp_dict@ */ | |
407 | 0, /* @tp_descr_get@ */ | |
408 | 0, /* @tp_descr_set@ */ | |
409 | 0, /* @tp_dictoffset@ */ | |
410 | 0, /* @tp_init@ */ | |
411 | PyType_GenericAlloc, /* @tp_alloc@ */ | |
412 | fginfo_pynew, /* @tp_new@ */ | |
3aa33042 | 413 | 0, /* @tp_free@ */ |
d7ab1bab | 414 | 0 /* @tp_is_gc@ */ |
415 | }; | |
416 | ||
417 | static PyTypeObject bindhinfo_pytype_skel = { | |
6d4db0bf | 418 | PyObject_HEAD_INIT(0) 0, /* Header */ |
c461c9b3 | 419 | "BinDHInfo", /* @tp_name@ */ |
d7ab1bab | 420 | sizeof(fginfo_pyobj), /* @tp_basicsize@ */ |
421 | 0, /* @tp_itemsize@ */ | |
422 | ||
423 | fginfo_pydealloc, /* @tp_dealloc@ */ | |
424 | 0, /* @tp_print@ */ | |
425 | 0, /* @tp_getattr@ */ | |
426 | 0, /* @tp_setattr@ */ | |
427 | 0, /* @tp_compare@ */ | |
428 | 0, /* @tp_repr@ */ | |
429 | 0, /* @tp_as_number@ */ | |
430 | 0, /* @tp_as_sequence@ */ | |
431 | 0, /* @tp_as_mapping@ */ | |
432 | 0, /* @tp_hash@ */ | |
433 | 0, /* @tp_call@ */ | |
434 | 0, /* @tp_str@ */ | |
435 | 0, /* @tp_getattro@ */ | |
436 | 0, /* @tp_setattro@ */ | |
437 | 0, /* @tp_as_buffer@ */ | |
438 | Py_TPFLAGS_DEFAULT | /* @tp_flags@ */ | |
439 | Py_TPFLAGS_BASETYPE, | |
440 | ||
441 | /* @tp_doc@ */ | |
d96c882e | 442 | "BinDHInfo(P, R, G): binary-field Diffie-Hellman group information.", |
d7ab1bab | 443 | |
444 | 0, /* @tp_traverse@ */ | |
445 | 0, /* @tp_clear@ */ | |
446 | 0, /* @tp_richcompare@ */ | |
447 | 0, /* @tp_weaklistoffset@ */ | |
448 | 0, /* @tp_iter@ */ | |
963a6148 | 449 | 0, /* @tp_iternext@ */ |
d7ab1bab | 450 | 0, /* @tp_methods@ */ |
451 | 0, /* @tp_members@ */ | |
c90f712e | 452 | PYGETSET(bindhinfo), /* @tp_getset@ */ |
d7ab1bab | 453 | 0, /* @tp_base@ */ |
454 | 0, /* @tp_dict@ */ | |
455 | 0, /* @tp_descr_get@ */ | |
456 | 0, /* @tp_descr_set@ */ | |
457 | 0, /* @tp_dictoffset@ */ | |
458 | 0, /* @tp_init@ */ | |
459 | PyType_GenericAlloc, /* @tp_alloc@ */ | |
460 | fginfo_pynew, /* @tp_new@ */ | |
3aa33042 | 461 | 0, /* @tp_free@ */ |
d7ab1bab | 462 | 0 /* @tp_is_gc@ */ |
463 | }; | |
464 | ||
465 | /*----- General utilities -------------------------------------------------*/ | |
466 | ||
467 | PyTypeObject *ge_pytype, *group_pytype; | |
c6e89d48 | 468 | static PyTypeObject *primegroup_pytype, *bingroup_pytype, *ecgroup_pytype; |
d7ab1bab | 469 | |
470 | group *group_copy(group *g) | |
471 | { | |
20441612 | 472 | if (STRCMP(G_NAME(g), ==, "prime")) { |
d7ab1bab | 473 | gctx_prime *gc = (gctx_prime *)g; |
474 | gprime_param gp; | |
475 | gp.g = G_TOINT(g, MP_NEW, g->g); | |
476 | gp.p = gc->mm.m; | |
477 | gp.q = gc->g.r; | |
478 | g = group_prime(&gp); | |
479 | MP_DROP(gp.g); | |
20441612 | 480 | } else if (STRCMP(G_NAME(g), ==, "bin")) { |
d7ab1bab | 481 | gctx_bin *gc = (gctx_bin *)g; |
482 | gbin_param gb; | |
483 | gb.g = G_TOINT(g, MP_NEW, g->g); | |
484 | gb.p = gc->r.p; | |
485 | gb.q = gc->g.r; | |
486 | g = group_binary(&gb); | |
b2687a0a | 487 | MP_DROP(gb.g); |
20441612 | 488 | } else if (STRCMP(G_NAME(g), ==, "ec")) { |
d7ab1bab | 489 | gctx_ec *gc = (gctx_ec *)g; |
490 | ec_info ei; | |
491 | if ((ei.c = eccurve_copy(gc->ei.c)) == 0) | |
492 | return (0); | |
493 | EC_CREATE(&ei.g); | |
494 | EC_COPY(&ei.g, &gc->ei.g); | |
495 | ei.r = MP_COPY(gc->ei.r); | |
496 | ei.h = MP_COPY(gc->ei.h); | |
497 | g = group_ec(&ei); | |
498 | } else | |
499 | g = 0; | |
500 | return (g); | |
501 | } | |
502 | ||
503 | PyObject *ge_pywrap(PyObject *gobj, ge *x) | |
504 | { | |
505 | ge_pyobj *z = PyObject_New(ge_pyobj, (PyTypeObject *)gobj); | |
506 | z->x = x; | |
507 | z->g = GROUP_G(gobj); | |
508 | Py_INCREF(gobj); | |
509 | return ((PyObject *)z); | |
510 | } | |
511 | ||
512 | static PyObject *ge_pynew(PyTypeObject *ty, PyObject *arg, PyObject *kw) | |
513 | { | |
827f89d7 | 514 | static const char *const kwlist[] = { "x", 0 }; |
d7ab1bab | 515 | PyObject *x; |
516 | group *g; | |
517 | ec p = EC_INIT; | |
518 | mp *y = 0; | |
519 | ge *xx = 0; | |
520 | mptext_stringctx sc; | |
521 | ||
522 | g = GROUP_G(ty); | |
827f89d7 | 523 | if (!PyArg_ParseTupleAndKeywords(arg, kw, "O:new", KWLIST, &x)) goto end; |
d7ab1bab | 524 | xx = G_CREATE(g); |
525 | if (ECPT_PYCHECK(x)) { | |
526 | getecptout(&p, x); | |
527 | if (G_FROMEC(g, xx, &p)) | |
528 | TYERR("can't convert from elliptic curve point"); | |
529 | EC_DESTROY(&p); | |
530 | } else if ((y = tomp(x)) != 0) { | |
531 | if (G_FROMINT(g, xx, y)) | |
532 | TYERR("can't convert from integer"); | |
533 | MP_DROP(y); | |
534 | } else if (PyString_Check(x)) { | |
535 | sc.buf = PyString_AS_STRING(x); | |
536 | sc.lim = sc.buf + PyString_GET_SIZE(x); | |
537 | if (G_READ(g, xx, &mptext_stringops, &sc) || sc.buf < sc.lim) | |
80f7cd89 | 538 | VALERR("malformed group element string"); |
d7ab1bab | 539 | } else |
540 | TYERR("can't convert to group element"); | |
541 | return (ge_pywrap((PyObject *)ty, xx)); | |
542 | end: | |
543 | mp_drop(y); | |
544 | EC_DESTROY(&p); | |
545 | if (xx) G_DESTROY(g, xx); | |
546 | return (0); | |
547 | } | |
548 | ||
549 | static PyObject *group_dopywrap(PyTypeObject *ty, group *g) | |
550 | { | |
df9f8366 | 551 | group_pyobj *gobj = newtype(ty, 0, g->ops->name); |
d7ab1bab | 552 | gobj->g = g; |
24b3d57b MW |
553 | gobj->ty.ht_type.tp_basicsize = sizeof(ge_pyobj); |
554 | gobj->ty.ht_type.tp_base = ge_pytype; | |
d7ab1bab | 555 | Py_INCREF(group_pytype); |
24b3d57b MW |
556 | gobj->ty.ht_type.tp_flags = (Py_TPFLAGS_DEFAULT | |
557 | Py_TPFLAGS_BASETYPE | | |
558 | Py_TPFLAGS_CHECKTYPES | | |
559 | Py_TPFLAGS_HEAPTYPE); | |
560 | gobj->ty.ht_type.tp_alloc = PyType_GenericAlloc; | |
561 | gobj->ty.ht_type.tp_free = 0; | |
562 | gobj->ty.ht_type.tp_new = ge_pynew; | |
dc075750 | 563 | typeready(&gobj->ty.ht_type); |
d7ab1bab | 564 | return ((PyObject *)gobj); |
565 | } | |
566 | ||
567 | PyObject *group_pywrap(group *g) | |
568 | { | |
569 | PyTypeObject *ty; | |
570 | ||
20441612 MW |
571 | if (STRCMP(G_NAME(g), ==, "prime")) ty = primegroup_pytype; |
572 | else if (STRCMP(G_NAME(g), ==, "bin")) ty = bingroup_pytype; | |
573 | else if (STRCMP(G_NAME(g), ==, "ec")) ty = ecgroup_pytype; | |
d7ab1bab | 574 | else abort(); |
575 | return (group_dopywrap(ty, g)); | |
576 | } | |
577 | ||
578 | /*----- Group elements ----------------------------------------------------*/ | |
579 | ||
580 | #define BINOP(name) \ | |
581 | static PyObject *ge_py##name(PyObject *x, PyObject *y) \ | |
582 | { \ | |
583 | ge *z; \ | |
584 | group *g; \ | |
585 | if (!GE_PYCHECK(x) || !GE_PYCHECK(y) || \ | |
586 | (GE_G(x) != GE_G(y) && !group_samep(GE_G(x), GE_G(y)))) \ | |
587 | RETURN_NOTIMPL; \ | |
588 | g = GE_G(x); \ | |
589 | z = G_CREATE(g); \ | |
590 | g->ops->name(g, z, GE_X(x), GE_X(y)); \ | |
591 | return (ge_pywrap(GE_GOBJ(x), z)); \ | |
592 | } | |
593 | BINOP(mul) | |
594 | BINOP(div) | |
595 | #undef BINOP | |
596 | ||
597 | #define UNOP(name) \ | |
598 | static PyObject *gemeth_##name(PyObject *me, PyObject *arg) \ | |
599 | { \ | |
600 | group *g; \ | |
601 | ge *z; \ | |
602 | if (!PyArg_ParseTuple(arg, ":" #name)) return (0); \ | |
603 | g = GE_G(me); \ | |
604 | z = G_CREATE(g); \ | |
605 | g->ops->name(g, z, GE_X(me)); \ | |
606 | return (ge_pywrap(GE_GOBJ(me), z)); \ | |
607 | } | |
608 | UNOP(sqr) | |
609 | UNOP(inv) | |
610 | #undef UNOP | |
611 | ||
612 | static PyObject *ge_pyexp(PyObject *x, PyObject *n, PyObject *m) | |
613 | { | |
614 | mp *nn; | |
615 | ge *z; | |
616 | ||
617 | if (m != Py_None || !GE_PYCHECK(x) || (nn = getmp(n)) == 0) | |
618 | RETURN_NOTIMPL; | |
619 | z = G_CREATE(GE_G(x)); | |
620 | G_EXP(GE_G(x), z, GE_X(x), nn); | |
621 | MP_DROP(nn); | |
622 | return (ge_pywrap(GE_GOBJ(x), z)); | |
623 | } | |
624 | ||
625 | static void ge_pydealloc(PyObject *me) | |
626 | { | |
627 | G_DESTROY(GE_G(me), GE_X(me)); | |
628 | Py_DECREF(GE_GOBJ(me)); | |
3aa33042 | 629 | FREEOBJ(me); |
d7ab1bab | 630 | } |
631 | ||
632 | static void group_pydealloc(PyObject *me) | |
633 | { | |
634 | G_DESTROYGROUP(GROUP_G(me)); | |
635 | PyType_Type.tp_dealloc(me); | |
636 | } | |
637 | ||
638 | static PyObject *gmexp_id(PyObject *me) | |
639 | { | |
640 | group *g = GROUP_G(me); ge *x = G_CREATE(g); | |
641 | G_COPY(g, x, g->i); return (ge_pywrap(me, x)); | |
642 | } | |
643 | ||
644 | static int gmexp_fill(void *pp, PyObject *me, PyObject *x, PyObject *m) | |
645 | { | |
646 | group_expfactor *f = pp; | |
647 | ||
648 | if (!GE_PYCHECK(x) || GE_G(x) != GROUP_G(me) || (f->exp = getmp(m)) == 0) | |
649 | return (-1); | |
650 | f->base = GE_X(x); | |
651 | return (0); | |
652 | } | |
653 | ||
654 | static PyObject *ge_pyrichcompare(PyObject *x, PyObject *y, int op) | |
655 | { | |
656 | int b; | |
657 | PyObject *rc = 0; | |
658 | ||
659 | if (!GE_PYCHECK(x) || !GE_PYCHECK(y) || | |
660 | (GE_G(x) != GE_G(y) && !group_samep(GE_G(x), GE_G(y)))) | |
661 | RETURN_NOTIMPL; | |
662 | switch (op) { | |
663 | case Py_EQ: b = G_EQ(GE_G(x), GE_X(x), GE_X(y)); break; | |
664 | case Py_NE: b = !G_EQ(GE_G(x), GE_X(x), GE_X(y)); break; | |
665 | default: TYERR("group elements are unordered"); | |
666 | } | |
667 | rc = getbool(b); | |
668 | end: | |
669 | return (rc); | |
670 | } | |
671 | ||
672 | static PyObject *gemeth_check(PyObject *me, PyObject *arg) | |
673 | { | |
674 | if (!PyArg_ParseTuple(arg, ":check")) goto end; | |
675 | if (group_check(GE_G(me), GE_X(me))) VALERR("bad group element"); | |
676 | RETURN_OBJ(me); | |
677 | end: | |
678 | return (0); | |
679 | } | |
680 | ||
681 | static int ge_pynonzerop(PyObject *x) | |
682 | { return (!G_IDENTP(GE_G(x), GE_X(x))); } | |
683 | ||
684 | static PyObject *ge_pystr(PyObject *me) | |
685 | { | |
686 | dstr d = DSTR_INIT; | |
687 | PyObject *rc; | |
688 | ||
689 | group_writedstr(GE_G(me), GE_X(me), &d); | |
690 | rc = PyString_FromStringAndSize(d.buf, d.len); | |
691 | DDESTROY(&d); | |
692 | return (rc); | |
693 | } | |
694 | ||
695 | static PyObject *ge_pylong(PyObject *me) | |
696 | { | |
697 | mp *x = 0; | |
698 | PyObject *rc = 0; | |
699 | ||
700 | if ((x = G_TOINT(GE_G(me), MP_NEW, GE_X(me))) == 0) | |
701 | TYERR("can't convert to integer"); | |
f368b46e | 702 | rc = mp_topylong(x); |
d7ab1bab | 703 | end: |
704 | mp_drop(x); | |
705 | return (rc); | |
706 | } | |
707 | ||
708 | static PyObject *ge_pyint(PyObject *me) | |
709 | { | |
710 | mp *x = 0; | |
711 | PyObject *rc = 0; | |
712 | long l; | |
713 | ||
714 | if ((x = G_TOINT(GE_G(me), MP_NEW, GE_X(me))) == 0) | |
715 | TYERR("can't convert to integer"); | |
bc243788 MW |
716 | if (!mp_tolong_checked(x, &l, 0)) rc = PyInt_FromLong(l); |
717 | else rc = mp_topylong(x); | |
d7ab1bab | 718 | end: |
719 | mp_drop(x); | |
720 | return (rc); | |
721 | } | |
722 | ||
723 | static PyObject *gemeth_toint(PyObject *me, PyObject *arg) | |
724 | { | |
725 | mp *x; | |
726 | ||
727 | if (!PyArg_ParseTuple(arg, ":toint")) goto end; | |
728 | if ((x = G_TOINT(GE_G(me), MP_NEW, GE_X(me))) == 0) | |
729 | TYERR("can't convert to integer"); | |
730 | return (mp_pywrap(x)); | |
731 | end: | |
732 | return (0); | |
733 | } | |
734 | ||
735 | static PyObject *gemeth_toec(PyObject *me, PyObject *arg, PyObject *kw) | |
736 | { | |
827f89d7 | 737 | static const char *const kwlist[] = { "curve", 0 }; |
fd60c6b4 MW |
738 | PyTypeObject *cty = 0; |
739 | PyObject *rc = 0; | |
740 | group *g; | |
741 | ec_curve *c; | |
d7ab1bab | 742 | ec p = EC_INIT; |
743 | ||
827f89d7 | 744 | if (!PyArg_ParseTupleAndKeywords(arg, kw, "|O:toec", KWLIST, |
d7ab1bab | 745 | &cty)) goto end; |
fd60c6b4 MW |
746 | g = GROUP_G(GE_GOBJ(me)); |
747 | if (cty) { | |
748 | if (!PyType_Check(cty) || !PyType_IsSubtype(cty, ecpt_pytype)) | |
749 | TYERR("want subtype of catacomb.ECPt"); | |
750 | Py_INCREF((PyObject *)cty); | |
20441612 | 751 | } else if (STRCMP(G_NAME(g), ==, "ec")) { |
fd60c6b4 MW |
752 | c = eccurve_copy(((gctx_ec *)g)->ei.c); |
753 | cty = (PyTypeObject *)eccurve_pywrap(0, c); | |
754 | } else { | |
755 | cty = ecpt_pytype; | |
756 | Py_INCREF((PyObject *)cty); | |
757 | } | |
758 | if (G_TOEC(GE_G(me), &p, GE_X(me))) { | |
759 | Py_DECREF((PyObject *)cty); | |
d7ab1bab | 760 | TYERR("can't convert to ec point"); |
fd60c6b4 MW |
761 | } |
762 | rc = ecpt_pywrapout(cty, &p); | |
763 | Py_DECREF((PyObject *)cty); | |
d7ab1bab | 764 | end: |
fd60c6b4 | 765 | return (rc); |
d7ab1bab | 766 | } |
767 | ||
768 | static PyObject *gemeth_tobuf(PyObject *me, PyObject *arg) | |
769 | { | |
770 | buf b; | |
771 | PyObject *rc; | |
772 | size_t n; | |
773 | ||
774 | if (!PyArg_ParseTuple(arg, ":tobuf")) return (0); | |
775 | n = GE_G(me)->noctets + 4; | |
776 | rc = bytestring_pywrap(0, n); | |
777 | buf_init(&b, PyString_AS_STRING(rc), n); | |
778 | G_TOBUF(GE_G(me), &b, GE_X(me)); | |
779 | assert(BOK(&b)); | |
780 | _PyString_Resize(&rc, BLEN(&b)); | |
781 | return (rc); | |
782 | } | |
783 | ||
784 | static PyObject *gemeth_toraw(PyObject *me, PyObject *arg) | |
785 | { | |
786 | buf b; | |
787 | PyObject *rc; | |
788 | size_t n; | |
789 | ||
790 | if (!PyArg_ParseTuple(arg, ":toraw")) return (0); | |
791 | n = GE_G(me)->noctets; | |
792 | rc = bytestring_pywrap(0, n); | |
793 | buf_init(&b, PyString_AS_STRING(rc), n); | |
794 | G_TORAW(GE_G(me), &b, GE_X(me)); | |
795 | assert(BOK(&b)); | |
796 | _PyString_Resize(&rc, BLEN(&b)); | |
797 | return (rc); | |
798 | } | |
799 | ||
800 | static PyObject *gmexp_exp(PyObject *me, void *pp, int n) | |
801 | { | |
802 | ge *z = G_CREATE(GROUP_G(me)); | |
803 | G_MEXP(GROUP_G(me), z, pp, n); | |
804 | return (ge_pywrap(me, z)); | |
805 | } | |
806 | ||
807 | static void gmexp_drop(void *pp) | |
808 | { | |
809 | group_expfactor *f = pp; | |
810 | MP_DROP(f->exp); | |
811 | } | |
812 | ||
813 | static PyObject *gmeth_mexp(PyObject *me, PyObject *arg) | |
814 | { | |
815 | return (mexp_common(me, arg, sizeof(group_expfactor), | |
816 | gmexp_id, gmexp_fill, gmexp_exp, gmexp_drop)); | |
817 | } | |
818 | ||
00a8b95a | 819 | static PyObject *gmeth_checkgroup(PyObject *me, PyObject *arg, PyObject *kw) |
d7ab1bab | 820 | { |
827f89d7 | 821 | static const char *const kwlist[] = { "rng", 0 }; |
d7ab1bab | 822 | grand *r = &rand_global; |
823 | const char *p; | |
824 | ||
827f89d7 | 825 | if (!PyArg_ParseTupleAndKeywords(arg, kw, "|O&:checkgroup", KWLIST, |
d7ab1bab | 826 | convgrand, &r)) |
827 | goto end; | |
828 | if ((p = G_CHECK(GROUP_G(me), r)) != 0) | |
829 | VALERR(p); | |
830 | RETURN_OBJ(me); | |
831 | end: | |
832 | return (0); | |
833 | } | |
834 | ||
835 | static PyObject *group_pyrichcompare(PyObject *x, PyObject *y, int op) | |
836 | { | |
837 | int b = group_samep(GROUP_G(x), GROUP_G(y)); | |
838 | switch (op) { | |
839 | case Py_EQ: break; | |
840 | case Py_NE: b = !b; | |
841 | default: TYERR("can't order groups"); | |
842 | } | |
843 | return (getbool(b)); | |
844 | end: | |
845 | return (0); | |
846 | } | |
847 | ||
848 | static PyObject *meth__GE_frombuf(PyObject *me, PyObject *arg) | |
849 | { | |
850 | buf b; | |
851 | char *p; | |
6b54260d | 852 | Py_ssize_t n; |
d7ab1bab | 853 | group *g; |
854 | ge *x = 0; | |
855 | ||
f281293c | 856 | if (!PyArg_ParseTuple(arg, "Os#:frombuf", &me, &p, &n)) return (0); |
d7ab1bab | 857 | g = GROUP_G(me); |
858 | buf_init(&b, p, n); | |
859 | x = G_CREATE(g); | |
f281293c | 860 | if (G_FROMBUF(g, &b, x)) VALERR("invalid data"); |
d7ab1bab | 861 | return (Py_BuildValue("(NN)", ge_pywrap(me, x), bytestring_pywrapbuf(&b))); |
862 | end: | |
863 | if (x) G_DESTROY(g, x); | |
864 | return (0); | |
865 | } | |
866 | ||
867 | static PyObject *meth__GE_fromraw(PyObject *me, PyObject *arg) | |
868 | { | |
869 | buf b; | |
870 | char *p; | |
6b54260d | 871 | Py_ssize_t n; |
d7ab1bab | 872 | group *g; |
873 | ge *x = 0; | |
874 | ||
f281293c | 875 | if (!PyArg_ParseTuple(arg, "Os#:fromraw", &me, &p, &n)) return (0); |
d7ab1bab | 876 | g = GROUP_G(me); |
877 | buf_init(&b, p, n); | |
878 | x = G_CREATE(g); | |
f281293c | 879 | if (G_FROMRAW(g, &b, x)) VALERR("invalid data"); |
d7ab1bab | 880 | return (Py_BuildValue("(NN)", ge_pywrap(me, x), bytestring_pywrapbuf(&b))); |
881 | end: | |
882 | if (x) G_DESTROY(g, x); | |
883 | return (0); | |
884 | } | |
885 | ||
886 | static PyObject *meth__GE_fromstring(PyObject *me, PyObject *arg) | |
887 | { | |
888 | mptext_stringctx sc; | |
889 | char *p; | |
6b54260d | 890 | Py_ssize_t n; |
d7ab1bab | 891 | group *g; |
892 | ge *x = 0; | |
893 | ||
f281293c | 894 | if (!PyArg_ParseTuple(arg, "Os#:fromstring", &me, &p, &n)) return (0); |
d7ab1bab | 895 | sc.buf = p; |
896 | sc.lim = sc.buf + n; | |
897 | g = GROUP_G(me); | |
898 | x = G_CREATE(g); | |
899 | if (G_READ(g, x, &mptext_stringops, &sc)) | |
80f7cd89 | 900 | VALERR("bad group element string"); |
d7ab1bab | 901 | return (Py_BuildValue("(Ns#)", ge_pywrap(me, x), |
6b54260d | 902 | sc.buf, (Py_ssize_t)(sc.lim - sc.buf))); |
d7ab1bab | 903 | end: |
904 | if (x) G_DESTROY(g, x); | |
905 | return (0); | |
906 | } | |
907 | ||
908 | static PyObject *meth__Group_parse(PyObject *me, PyObject *arg) | |
909 | { | |
910 | char *p; | |
911 | qd_parse qd; | |
912 | group *g; | |
913 | ||
f281293c MW |
914 | if (!PyArg_ParseTuple(arg, "Os:parse", &me, &p)) goto end; |
915 | qd.p = p; qd.e = 0; | |
916 | if ((g = group_parse(&qd)) == 0) VALERR(qd.e); | |
d7ab1bab | 917 | return (group_pywrap(g)); |
918 | end: | |
919 | return (0); | |
920 | } | |
921 | ||
922 | static PyObject *geget_group(PyObject *me, void *hunoz) | |
923 | { RETURN_OBJ(GE_GOBJ(me)); } | |
924 | ||
925 | static PyObject *gget_nbits(PyObject *me, void *hunoz) | |
926 | { return (PyInt_FromLong(GROUP_G(me)->nbits)); } | |
927 | ||
928 | static PyObject *gget_noctets(PyObject *me, void *hunoz) | |
929 | { return (PyInt_FromLong(GROUP_G(me)->noctets)); } | |
930 | ||
931 | static PyObject *gget_i(PyObject *me, void *hunoz) | |
932 | { | |
933 | group *g = GROUP_G(me); ge *x = G_CREATE(g); | |
934 | G_COPY(g, x, g->i); return (ge_pywrap(me, x)); | |
935 | } | |
936 | ||
937 | static PyObject *gget_g(PyObject *me, void *hunoz) | |
938 | { | |
939 | group *g = GROUP_G(me); ge *x = G_CREATE(g); | |
940 | G_COPY(g, x, g->g); return (ge_pywrap(me, x)); | |
941 | } | |
942 | ||
6d481bc6 MW |
943 | static long ge_pyhash(PyObject *me) |
944 | { | |
945 | buf b; | |
946 | size_t sz = GE_G(me)->noctets + 4; | |
947 | uint32 h = 0xf672c776 + GE_G(me)->ops->ty; | |
948 | octet *p = xmalloc(sz); | |
949 | buf_init(&b, p, sz); | |
950 | G_TOBUF(GE_G(me), &b, GE_X(me)); | |
951 | assert(BOK(&b)); | |
952 | h = unihash_hash(&unihash_global, h, BBASE(&b), BLEN(&b)); | |
953 | xfree(p); | |
954 | return (h % LONG_MAX); | |
955 | } | |
956 | ||
d7ab1bab | 957 | static PyObject *gget_r(PyObject *me, void *hunoz) |
958 | { return (mp_pywrap(MP_COPY(GROUP_G(me)->r))); } | |
959 | ||
960 | static PyObject *gget_h(PyObject *me, void *hunoz) | |
961 | { return (mp_pywrap(MP_COPY(GROUP_G(me)->h))); } | |
962 | ||
c90f712e | 963 | static const PyGetSetDef ge_pygetset[] = { |
d7ab1bab | 964 | #define GETSETNAME(op, name) ge##op##_##name |
965 | GET (group, "X.group -> group containing X") | |
966 | #undef GETSETNAME | |
967 | { 0 } | |
968 | }; | |
969 | ||
c90f712e | 970 | static const PyMethodDef ge_pymethods[] = { |
d7ab1bab | 971 | #define METHNAME(name) gemeth_##name |
972 | METH (inv, "X.inv() -> inverse element of X") | |
973 | METH (sqr, "X.sqr() -> X^2 = X * X") | |
974 | METH (check, "X.check() -> check X really belongs to its group") | |
975 | METH (toint, "X.toint() -> X converted to an integer") | |
d96c882e MW |
976 | KWMETH(toec, "X.toec([curve = ECPt]) -> " |
977 | "X converted to elliptic curve point") | |
d7ab1bab | 978 | METH (tobuf, "X.tobuf() -> X in buffer representation") |
979 | METH (toraw, "X.toraw() -> X in raw representation") | |
980 | #undef METHNAME | |
981 | { 0 } | |
982 | }; | |
983 | ||
c90f712e | 984 | static const PyNumberMethods ge_pynumber = { |
d7ab1bab | 985 | 0, /* @nb_add@ */ |
986 | 0, /* @nb_subtract@ */ | |
987 | ge_pymul, /* @nb_multiply@ */ | |
988 | ge_pydiv, /* @nb_divide@ */ | |
989 | 0, /* @nb_remainder@ */ | |
990 | 0, /* @nb_divmod@ */ | |
991 | ge_pyexp, /* @nb_power@ */ | |
992 | 0, /* @nb_negative@ */ | |
993 | 0, /* @nb_positive@ */ | |
994 | 0, /* @nb_absolute@ */ | |
995 | ge_pynonzerop, /* @nb_nonzero@ */ | |
996 | 0, /* @nb_invert@ */ | |
997 | 0, /* @nb_lshift@ */ | |
998 | 0, /* @nb_rshift@ */ | |
999 | 0, /* @nb_and@ */ | |
1000 | 0, /* @nb_xor@ */ | |
1001 | 0, /* @nb_or@ */ | |
1002 | 0, /* @nb_coerce@ */ | |
1003 | ge_pyint, /* @nb_int@ */ | |
1004 | ge_pylong, /* @nb_long@ */ | |
1005 | 0 /* meaningless */, /* @nb_float@ */ | |
1006 | 0, /* @nb_oct@ */ | |
1007 | 0, /* @nb_hex@ */ | |
1008 | ||
1009 | 0, /* @nb_inplace_add@ */ | |
1010 | 0, /* @nb_inplace_subtract@ */ | |
1011 | 0, /* @nb_inplace_multiply@ */ | |
1012 | 0, /* @nb_inplace_divide@ */ | |
1013 | 0, /* @nb_inplace_remainder@ */ | |
1014 | 0, /* @nb_inplace_power@ */ | |
1015 | 0, /* @nb_inplace_lshift@ */ | |
1016 | 0, /* @nb_inplace_rshift@ */ | |
1017 | 0, /* @nb_inplace_and@ */ | |
1018 | 0, /* @nb_inplace_xor@ */ | |
1019 | 0, /* @nb_inplace_or@ */ | |
1020 | ||
1021 | 0, /* @nb_floor_divide@ */ | |
1022 | ge_pydiv, /* @nb_true_divide@ */ | |
1023 | 0, /* @nb_inplace_floor_divide@ */ | |
1024 | 0, /* @nb_inplace_true_divide@ */ | |
1025 | }; | |
1026 | ||
1027 | static PyTypeObject ge_pytype_skel = { | |
6d4db0bf | 1028 | PyObject_HEAD_INIT(0) 0, /* Header */ |
c461c9b3 | 1029 | "GE", /* @tp_name@ */ |
d7ab1bab | 1030 | sizeof(ge_pyobj), /* @tp_basicsize@ */ |
1031 | 0, /* @tp_itemsize@ */ | |
1032 | ||
1033 | ge_pydealloc, /* @tp_dealloc@ */ | |
1034 | 0, /* @tp_print@ */ | |
1035 | 0, /* @tp_getattr@ */ | |
1036 | 0, /* @tp_setattr@ */ | |
1037 | 0, /* @tp_compare@ */ | |
1038 | 0, /* @tp_repr@ */ | |
c90f712e | 1039 | PYNUMBER(ge), /* @tp_as_number@ */ |
d7ab1bab | 1040 | 0, /* @tp_as_sequence@ */ |
1041 | 0, /* @tp_as_mapping@ */ | |
6d481bc6 | 1042 | ge_pyhash, /* @tp_hash@ */ |
d7ab1bab | 1043 | 0, /* @tp_call@ */ |
1044 | ge_pystr, /* @tp_str@ */ | |
1045 | 0, /* @tp_getattro@ */ | |
1046 | 0, /* @tp_setattro@ */ | |
1047 | 0, /* @tp_as_buffer@ */ | |
1048 | Py_TPFLAGS_DEFAULT | /* @tp_flags@ */ | |
1049 | Py_TPFLAGS_CHECKTYPES | | |
1050 | Py_TPFLAGS_BASETYPE, | |
1051 | ||
1052 | /* @tp_doc@ */ | |
d96c882e | 1053 | "Group elements, abstract base class.", |
d7ab1bab | 1054 | |
1055 | 0, /* @tp_traverse@ */ | |
1056 | 0, /* @tp_clear@ */ | |
1057 | ge_pyrichcompare, /* @tp_richcompare@ */ | |
1058 | 0, /* @tp_weaklistoffset@ */ | |
1059 | 0, /* @tp_iter@ */ | |
963a6148 | 1060 | 0, /* @tp_iternext@ */ |
c90f712e | 1061 | PYMETHODS(ge), /* @tp_methods@ */ |
d7ab1bab | 1062 | 0, /* @tp_members@ */ |
c90f712e | 1063 | PYGETSET(ge), /* @tp_getset@ */ |
d7ab1bab | 1064 | 0, /* @tp_base@ */ |
1065 | 0, /* @tp_dict@ */ | |
1066 | 0, /* @tp_descr_get@ */ | |
1067 | 0, /* @tp_descr_set@ */ | |
1068 | 0, /* @tp_dictoffset@ */ | |
1069 | 0, /* @tp_init@ */ | |
1070 | PyType_GenericAlloc, /* @tp_alloc@ */ | |
1071 | abstract_pynew, /* @tp_new@ */ | |
3aa33042 | 1072 | 0, /* @tp_free@ */ |
d7ab1bab | 1073 | 0 /* @tp_is_gc@ */ |
1074 | }; | |
1075 | ||
c90f712e | 1076 | static const PyGetSetDef group_pygetset[] = { |
d7ab1bab | 1077 | #define GETSETNAME(op, name) g##op##_##name |
1078 | GET (noctets, "G.noctets -> size in octets of element") | |
1079 | GET (nbits, "G.nbits -> size in bits of element") | |
1080 | GET (i, "G.i -> group identity") | |
1081 | GET (g, "G.g -> group generator") | |
1082 | GET (r, "G.r -> group order") | |
1083 | GET (h, "G.h -> group cofactor") | |
1084 | #undef GETSETNAME | |
1085 | { 0 } | |
1086 | }; | |
1087 | ||
c90f712e | 1088 | static const PyMethodDef group_pymethods[] = { |
d7ab1bab | 1089 | #define METHNAME(name) gmeth_##name |
d96c882e | 1090 | METH (mexp, "G.mexp([(X0, N0), (X1, N1), ...]) -> X0^N0 X1^N1 ...") |
1df8d5fe | 1091 | KWMETH(checkgroup, "G.checkgroup([rng = rand]): check group is good") |
d7ab1bab | 1092 | #undef METHNAME |
1093 | { 0 } | |
1094 | }; | |
1095 | ||
1096 | static PyTypeObject group_pytype_skel = { | |
6d4db0bf | 1097 | PyObject_HEAD_INIT(0) 0, /* Header */ |
c461c9b3 | 1098 | "Group", /* @tp_name@ */ |
d7ab1bab | 1099 | sizeof(group_pyobj), /* @tp_basicsize@ */ |
1100 | 0, /* @tp_itemsize@ */ | |
1101 | ||
1102 | group_pydealloc, /* @tp_dealloc@ */ | |
1103 | 0, /* @tp_print@ */ | |
1104 | 0, /* @tp_getattr@ */ | |
1105 | 0, /* @tp_setattr@ */ | |
1106 | 0, /* @tp_compare@ */ | |
1107 | 0, /* @tp_repr@ */ | |
1108 | 0, /* @tp_as_number@ */ | |
1109 | 0, /* @tp_as_sequence@ */ | |
1110 | 0, /* @tp_as_mapping@ */ | |
1111 | 0, /* @tp_hash@ */ | |
1112 | 0, /* @tp_call@ */ | |
1113 | 0, /* @tp_str@ */ | |
1114 | 0, /* @tp_getattro@ */ | |
1115 | 0, /* @tp_setattro@ */ | |
1116 | 0, /* @tp_as_buffer@ */ | |
1117 | Py_TPFLAGS_DEFAULT | /* @tp_flags@ */ | |
1118 | Py_TPFLAGS_BASETYPE, | |
1119 | ||
1120 | /* @tp_doc@ */ | |
d96c882e | 1121 | "Abstract base class for groups.", |
d7ab1bab | 1122 | |
1123 | 0, /* @tp_traverse@ */ | |
1124 | 0, /* @tp_clear@ */ | |
1125 | group_pyrichcompare, /* @tp_richcompare@ */ | |
1126 | 0, /* @tp_weaklistoffset@ */ | |
1127 | 0, /* @tp_iter@ */ | |
963a6148 | 1128 | 0, /* @tp_iternext@ */ |
c90f712e | 1129 | PYMETHODS(group), /* @tp_methods@ */ |
d7ab1bab | 1130 | 0, /* @tp_members@ */ |
c90f712e | 1131 | PYGETSET(group), /* @tp_getset@ */ |
d7ab1bab | 1132 | 0, /* @tp_base@ */ |
1133 | 0, /* @tp_dict@ */ | |
1134 | 0, /* @tp_descr_get@ */ | |
1135 | 0, /* @tp_descr_set@ */ | |
1136 | 0, /* @tp_dictoffset@ */ | |
1137 | 0, /* @tp_init@ */ | |
1138 | PyType_GenericAlloc, /* @tp_alloc@ */ | |
1139 | abstract_pynew, /* @tp_new@ */ | |
3aa33042 | 1140 | 0, /* @tp_free@ */ |
d7ab1bab | 1141 | 0 /* @tp_is_gc@ */ |
1142 | }; | |
1143 | ||
1144 | static PyObject *pgget_info(PyObject *me, void *hunoz) | |
1145 | { | |
1146 | gprime_param dp; | |
1147 | gctx_prime *gg = (gctx_prime *)GROUP_G(me); | |
1148 | dp.p = MP_COPY(gg->mm.m); | |
1149 | dp.q = MP_COPY(gg->g.r); | |
452714b5 | 1150 | dp.g = mpmont_reduce(&gg->mm, MP_NEW, gg->gen.x); |
d7ab1bab | 1151 | return (fginfo_pywrap(&dp, dhinfo_pytype)); |
1152 | } | |
1153 | ||
c90f712e | 1154 | static const PyGetSetDef primegroup_pygetset[] = { |
d7ab1bab | 1155 | #define GETSETNAME(op, name) pg##op##_##name |
1156 | GET (info, "G.info -> information about the group") | |
1157 | #undef GETSETNAME | |
1158 | { 0 } | |
1159 | }; | |
1160 | ||
1161 | static PyObject *primegroup_pynew(PyTypeObject *ty, | |
1162 | PyObject *arg, PyObject *kw) | |
1163 | { | |
1164 | PyObject *i; | |
827f89d7 | 1165 | static const char *const kwlist[] = { "info", 0 }; |
d7ab1bab | 1166 | |
827f89d7 | 1167 | if (!PyArg_ParseTupleAndKeywords(arg, kw, "O!:new", KWLIST, |
d7ab1bab | 1168 | dhinfo_pytype, &i)) |
1169 | return (0); | |
1170 | return (group_dopywrap(ty, group_prime(FGINFO_DP(i)))); | |
1171 | } | |
1172 | ||
1173 | static PyTypeObject primegroup_pytype_skel = { | |
6d4db0bf | 1174 | PyObject_HEAD_INIT(0) 0, /* Header */ |
c461c9b3 | 1175 | "PrimeGroup", /* @tp_name@ */ |
d7ab1bab | 1176 | sizeof(group_pyobj), /* @tp_basicsize@ */ |
1177 | 0, /* @tp_itemsize@ */ | |
1178 | ||
1179 | group_pydealloc, /* @tp_dealloc@ */ | |
1180 | 0, /* @tp_print@ */ | |
1181 | 0, /* @tp_getattr@ */ | |
1182 | 0, /* @tp_setattr@ */ | |
1183 | 0, /* @tp_compare@ */ | |
1184 | 0, /* @tp_repr@ */ | |
1185 | 0, /* @tp_as_number@ */ | |
1186 | 0, /* @tp_as_sequence@ */ | |
1187 | 0, /* @tp_as_mapping@ */ | |
1188 | 0, /* @tp_hash@ */ | |
1189 | 0, /* @tp_call@ */ | |
1190 | 0, /* @tp_str@ */ | |
1191 | 0, /* @tp_getattro@ */ | |
1192 | 0, /* @tp_setattro@ */ | |
1193 | 0, /* @tp_as_buffer@ */ | |
1194 | Py_TPFLAGS_DEFAULT | /* @tp_flags@ */ | |
1195 | Py_TPFLAGS_BASETYPE, | |
1196 | ||
1197 | /* @tp_doc@ */ | |
d96c882e | 1198 | "PrimeGroup(INFO): subgroups of prime fields.", |
d7ab1bab | 1199 | |
1200 | 0, /* @tp_traverse@ */ | |
1201 | 0, /* @tp_clear@ */ | |
1202 | 0, /* @tp_richcompare@ */ | |
1203 | 0, /* @tp_weaklistoffset@ */ | |
1204 | 0, /* @tp_iter@ */ | |
963a6148 | 1205 | 0, /* @tp_iternext@ */ |
d7ab1bab | 1206 | 0, /* @tp_methods@ */ |
1207 | 0, /* @tp_members@ */ | |
c90f712e | 1208 | PYGETSET(primegroup), /* @tp_getset@ */ |
d7ab1bab | 1209 | 0, /* @tp_base@ */ |
1210 | 0, /* @tp_dict@ */ | |
1211 | 0, /* @tp_descr_get@ */ | |
1212 | 0, /* @tp_descr_set@ */ | |
1213 | 0, /* @tp_dictoffset@ */ | |
1214 | 0, /* @tp_init@ */ | |
1215 | PyType_GenericAlloc, /* @tp_alloc@ */ | |
1216 | primegroup_pynew, /* @tp_new@ */ | |
3aa33042 | 1217 | 0, /* @tp_free@ */ |
d7ab1bab | 1218 | 0 /* @tp_is_gc@ */ |
1219 | }; | |
1220 | ||
1221 | static PyObject *bgget_info(PyObject *me, void *hunoz) | |
1222 | { | |
1223 | gbin_param dp; | |
1224 | gctx_bin *gg = (gctx_bin *)GROUP_G(me); | |
1225 | dp.p = MP_COPY(gg->r.p); | |
1226 | dp.q = MP_COPY(gg->g.r); | |
452714b5 | 1227 | dp.g = MP_COPY(gg->gen.x); |
d7ab1bab | 1228 | return (fginfo_pywrap(&dp, bindhinfo_pytype)); |
1229 | } | |
1230 | ||
c90f712e | 1231 | static const PyGetSetDef bingroup_pygetset[] = { |
d7ab1bab | 1232 | #define GETSETNAME(op, name) bg##op##_##name |
1233 | GET (info, "G.info -> information about the group") | |
1234 | #undef GETSETNAME | |
1235 | { 0 } | |
1236 | }; | |
1237 | ||
1238 | static PyObject *bingroup_pynew(PyTypeObject *ty, | |
1239 | PyObject *arg, PyObject *kw) | |
1240 | { | |
1241 | PyObject *i; | |
827f89d7 | 1242 | static const char *const kwlist[] = { "info", 0 }; |
d7ab1bab | 1243 | |
827f89d7 | 1244 | if (!PyArg_ParseTupleAndKeywords(arg, kw, "O!:new", KWLIST, |
d7ab1bab | 1245 | bindhinfo_pytype, &i)) |
1246 | return (0); | |
1247 | return (group_dopywrap(ty, group_binary(FGINFO_DP(i)))); | |
1248 | } | |
1249 | ||
1250 | static PyTypeObject bingroup_pytype_skel = { | |
6d4db0bf | 1251 | PyObject_HEAD_INIT(0) 0, /* Header */ |
c461c9b3 | 1252 | "BinGroup", /* @tp_name@ */ |
d7ab1bab | 1253 | sizeof(group_pyobj), /* @tp_basicsize@ */ |
1254 | 0, /* @tp_itemsize@ */ | |
1255 | ||
1256 | group_pydealloc, /* @tp_dealloc@ */ | |
1257 | 0, /* @tp_print@ */ | |
1258 | 0, /* @tp_getattr@ */ | |
1259 | 0, /* @tp_setattr@ */ | |
1260 | 0, /* @tp_compare@ */ | |
1261 | 0, /* @tp_repr@ */ | |
1262 | 0, /* @tp_as_number@ */ | |
1263 | 0, /* @tp_as_sequence@ */ | |
1264 | 0, /* @tp_as_mapping@ */ | |
1265 | 0, /* @tp_hash@ */ | |
1266 | 0, /* @tp_call@ */ | |
1267 | 0, /* @tp_str@ */ | |
1268 | 0, /* @tp_getattro@ */ | |
1269 | 0, /* @tp_setattro@ */ | |
1270 | 0, /* @tp_as_buffer@ */ | |
1271 | Py_TPFLAGS_DEFAULT | /* @tp_flags@ */ | |
1272 | Py_TPFLAGS_BASETYPE, | |
1273 | ||
1274 | /* @tp_doc@ */ | |
d96c882e | 1275 | "BinGroup(INFO): subgroups of binary fields.", |
d7ab1bab | 1276 | |
1277 | 0, /* @tp_traverse@ */ | |
1278 | 0, /* @tp_clear@ */ | |
1279 | 0, /* @tp_richcompare@ */ | |
1280 | 0, /* @tp_weaklistoffset@ */ | |
1281 | 0, /* @tp_iter@ */ | |
963a6148 | 1282 | 0, /* @tp_iternext@ */ |
d7ab1bab | 1283 | 0, /* @tp_methods@ */ |
1284 | 0, /* @tp_members@ */ | |
c90f712e | 1285 | PYGETSET(bingroup), /* @tp_getset@ */ |
d7ab1bab | 1286 | 0, /* @tp_base@ */ |
1287 | 0, /* @tp_dict@ */ | |
1288 | 0, /* @tp_descr_get@ */ | |
1289 | 0, /* @tp_descr_set@ */ | |
1290 | 0, /* @tp_dictoffset@ */ | |
1291 | 0, /* @tp_init@ */ | |
1292 | PyType_GenericAlloc, /* @tp_alloc@ */ | |
1293 | bingroup_pynew, /* @tp_new@ */ | |
3aa33042 | 1294 | 0, /* @tp_free@ */ |
d7ab1bab | 1295 | 0 /* @tp_is_gc@ */ |
1296 | }; | |
1297 | ||
1298 | static PyObject *egget_info(PyObject *me, void *hunoz) | |
1299 | { | |
1300 | ec_info ei; | |
1301 | gctx_ec *gg = (gctx_ec *)GROUP_G(me); | |
1302 | ||
1303 | ecinfo_copy(&ei, &gg->ei); | |
1304 | return (ecinfo_pywrap(&ei)); | |
1305 | } | |
1306 | ||
c90f712e | 1307 | static const PyGetSetDef ecgroup_pygetset[] = { |
d7ab1bab | 1308 | #define GETSETNAME(op, name) eg##op##_##name |
1309 | GET (info, "G.info -> information about the group") | |
1310 | #undef GETSETNAME | |
1311 | { 0 } | |
1312 | }; | |
1313 | ||
1314 | static PyObject *ecgroup_pynew(PyTypeObject *ty, | |
1315 | PyObject *arg, PyObject *kw) | |
1316 | { | |
1317 | PyObject *i; | |
1318 | ec_info ei; | |
827f89d7 | 1319 | static const char *const kwlist[] = { "info", 0 }; |
d7ab1bab | 1320 | |
827f89d7 | 1321 | if (!PyArg_ParseTupleAndKeywords(arg, kw, "O!:new", KWLIST, |
d7ab1bab | 1322 | ecinfo_pytype, &i)) |
1323 | return (0); | |
1324 | ecinfo_copy(&ei, ECINFO_EI(i)); | |
1325 | return (group_dopywrap(ty, group_ec(&ei))); | |
1326 | } | |
1327 | ||
1328 | static PyTypeObject ecgroup_pytype_skel = { | |
6d4db0bf | 1329 | PyObject_HEAD_INIT(0) 0, /* Header */ |
c461c9b3 | 1330 | "ECGroup", /* @tp_name@ */ |
d7ab1bab | 1331 | sizeof(group_pyobj), /* @tp_basicsize@ */ |
1332 | 0, /* @tp_itemsize@ */ | |
1333 | ||
1334 | group_pydealloc, /* @tp_dealloc@ */ | |
1335 | 0, /* @tp_print@ */ | |
1336 | 0, /* @tp_getattr@ */ | |
1337 | 0, /* @tp_setattr@ */ | |
1338 | 0, /* @tp_compare@ */ | |
1339 | 0, /* @tp_repr@ */ | |
1340 | 0, /* @tp_as_number@ */ | |
1341 | 0, /* @tp_as_sequence@ */ | |
1342 | 0, /* @tp_as_mapping@ */ | |
1343 | 0, /* @tp_hash@ */ | |
1344 | 0, /* @tp_call@ */ | |
1345 | 0, /* @tp_str@ */ | |
1346 | 0, /* @tp_getattro@ */ | |
1347 | 0, /* @tp_setattro@ */ | |
1348 | 0, /* @tp_as_buffer@ */ | |
1349 | Py_TPFLAGS_DEFAULT | /* @tp_flags@ */ | |
1350 | Py_TPFLAGS_BASETYPE, | |
1351 | ||
1352 | /* @tp_doc@ */ | |
d96c882e | 1353 | "ECGroup(INFO): elliptic curve groups.", |
d7ab1bab | 1354 | |
1355 | 0, /* @tp_traverse@ */ | |
1356 | 0, /* @tp_clear@ */ | |
1357 | 0, /* @tp_richcompare@ */ | |
1358 | 0, /* @tp_weaklistoffset@ */ | |
1359 | 0, /* @tp_iter@ */ | |
963a6148 | 1360 | 0, /* @tp_iternext@ */ |
d7ab1bab | 1361 | 0, /* @tp_methods@ */ |
1362 | 0, /* @tp_members@ */ | |
c90f712e | 1363 | PYGETSET(ecgroup), /* @tp_getset@ */ |
d7ab1bab | 1364 | 0, /* @tp_base@ */ |
1365 | 0, /* @tp_dict@ */ | |
1366 | 0, /* @tp_descr_get@ */ | |
1367 | 0, /* @tp_descr_set@ */ | |
1368 | 0, /* @tp_dictoffset@ */ | |
1369 | 0, /* @tp_init@ */ | |
1370 | PyType_GenericAlloc, /* @tp_alloc@ */ | |
1371 | ecgroup_pynew, /* @tp_new@ */ | |
3aa33042 | 1372 | 0, /* @tp_free@ */ |
d7ab1bab | 1373 | 0 /* @tp_is_gc@ */ |
1374 | }; | |
1375 | ||
1376 | /*----- Global stuff ------------------------------------------------------*/ | |
1377 | ||
c90f712e | 1378 | static const PyMethodDef methods[] = { |
d7ab1bab | 1379 | #define METHNAME(name) meth_##name |
d96c882e MW |
1380 | METH (_GE_frombuf, "frombuf(BUF) -> X, REST") |
1381 | METH (_GE_fromraw, "fromraw(BUF) -> X, REST") | |
1382 | METH (_GE_fromstring, "fromstring(STR) -> X, REST") | |
1383 | METH (_Group_parse, "parse(STR) -> G, REST") | |
1384 | METH (_DHInfo_parse, "parse(STR) -> D, REST") | |
1385 | METH (_BinDHInfo_parse, "parse(STR) -> D, REST") | |
1386 | METH (_DHInfo__groupn, 0) | |
1387 | METH (_BinDHInfo__groupn, 0) | |
1388 | KWMETH(_DHInfo_generate, | |
1389 | "generate(PBITS, [qbits = 0, event = pgen_nullev,\n" | |
1390 | " rng = rand, nsteps = 0]) -> D") | |
1391 | KWMETH(_DHInfo_genlimlee, | |
1392 | "genlimlee(PBITS, QBITS, [event = pgen_nullev], " | |
1393 | "[ievent = pgen_nullev],\n" | |
1394 | " [rng = rand], [nsteps = 0], [subgroupp = True]) " | |
1395 | "-> (D, [Q, ...])") | |
1396 | KWMETH(_DHInfo_gendsa, | |
1397 | "gendsa(PBITS, QBITS, SEED, [event = pgen_nullev], [nsteps = 0])\n" | |
1398 | " -> (D, SEED, COUNT)") | |
1399 | KWMETH(_DHInfo_genkcdsa, | |
1400 | "gendsa(PBITS, QBITS, [event = pgen_nullev], " | |
1401 | "[rng = rand], [nsteps = 0])\n" | |
1402 | " -> (D, V)") | |
d7ab1bab | 1403 | #undef METHNAME |
1404 | { 0 } | |
1405 | }; | |
1406 | ||
1407 | void group_pyinit(void) | |
1408 | { | |
1409 | INITTYPE(fginfo, root); | |
1410 | INITTYPE(dhinfo, fginfo); | |
1411 | INITTYPE(bindhinfo, dhinfo); | |
1412 | INITTYPE(ge, root); | |
1413 | INITTYPE(group, type); | |
1414 | INITTYPE(primegroup, group); | |
1415 | INITTYPE(bingroup, group); | |
1416 | INITTYPE(ecgroup, group); | |
1417 | addmethods(methods); | |
1418 | } | |
1419 | ||
1420 | void group_pyinsert(PyObject *mod) | |
1421 | { | |
1422 | INSERT("FGInfo", fginfo_pytype); | |
1423 | INSERT("DHInfo", dhinfo_pytype); | |
1424 | INSERT("BinDHInfo", bindhinfo_pytype); | |
1425 | INSERT("GE", ge_pytype); | |
1426 | INSERT("Group", group_pytype); | |
1427 | INSERT("PrimeGroup", primegroup_pytype); | |
1428 | INSERT("BinGroup", bingroup_pytype); | |
1429 | INSERT("ECGroup", ecgroup_pytype); | |
1430 | INSERT("_pgroups", namedgroups(ptab, &npgroups)); | |
1431 | INSERT("_bingroups", namedgroups(bintab, &nbingroups)); | |
1432 | } | |
1433 | ||
1434 | /*----- That's all, folks -------------------------------------------------*/ |