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mp.c: Factor out and export `mphash'.
[pyke] / catacomb-python.h
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b6a86d2e 1/* -*-c-*-
2 *
b6a86d2e 3 * Definitions for Catacomb bindings
4 *
5 * (c) 2004 Straylight/Edgeware
6 */
7
0b1eafbf 8/*----- Licensing notice --------------------------------------------------*
b6a86d2e 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.
0b1eafbf 16 *
b6a86d2e 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.
0b1eafbf 21 *
b6a86d2e 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#ifndef CATACOMB_PYTHON_H
28#define CATACOMB_PYTHON_H
29
30#ifdef __cplusplus
31 extern "C" {
32#endif
33
34/*----- Header files ------------------------------------------------------*/
35
ad84d8c2
MW		 36#define PY_SSIZE_T_CLEAN
37
b6a86d2e 38#include <Python.h>
39#include <longintrepr.h>
40#include <structmember.h>
41
42#include <mLib/darray.h>
43#include <mLib/dstr.h>
44#include <mLib/macros.h>
73a712fa 45#include <mLib/quis.h>
b06387d2 46#include <mLib/unihash.h>
b6a86d2e 47
48#include <catacomb/buf.h>
54ecf9dd 49#include <catacomb/ct.h>
b6a86d2e 50
51#include <catacomb/grand.h>
52#include <catacomb/rand.h>
53#include <catacomb/noise.h>
54#include <catacomb/bbs.h>
55#include <catacomb/mprand.h>
56#include <catacomb/lcrand.h>
57#include <catacomb/fibrand.h>
58#include <catacomb/dsarand.h>
59#include <catacomb/sslprf.h>
60#include <catacomb/tlsprf.h>
62058916 61#include <catacomb/blkc.h>
b6a86d2e 62
63#include <catacomb/gcipher.h>
64#include <catacomb/ghash.h>
65#include <catacomb/gmac.h>
66#include <catacomb/md5.h>
67#include <catacomb/md5-hmac.h>
2ad160b1 68#include <catacomb/poly1305.h>
b6a86d2e 69#include <catacomb/sha.h>
70#include <catacomb/sha-mgf.h>
71#include <catacomb/sha-hmac.h>
f85a7079 72#include <catacomb/keccak1600.h>
b75462e8 73#include <catacomb/sha3.h>
b6a86d2e 74
75#include <catacomb/mp.h>
76#include <catacomb/mpint.h>
77#include <catacomb/mpmul.h>
78#include <catacomb/mpcrt.h>
79#include <catacomb/mpmont.h>
80#include <catacomb/mpbarrett.h>
81#include <catacomb/mpreduce.h>
9c034c56 82#include <catacomb/mp-fibonacci.h>
b6a86d2e 83
84#include <catacomb/pgen.h>
85#include <catacomb/pfilt.h>
86#include <catacomb/strongprime.h>
87#include <catacomb/limlee.h>
88#include <catacomb/dh.h>
89#include <catacomb/ptab.h>
90#include <catacomb/bintab.h>
91#include <catacomb/dsa.h>
d223dc6b 92#include <catacomb/x25519.h>
51f4de84 93#include <catacomb/x448.h>
70ed69c4 94#include <catacomb/ed25519.h>
aa53a95f 95#include <catacomb/ed448.h>
b6a86d2e 96
97#include <catacomb/gf.h>
98#include <catacomb/gfreduce.h>
99#include <catacomb/gfn.h>
100
101#include <catacomb/field.h>
102#include <catacomb/field-guts.h>
103
104#include <catacomb/ec.h>
105#include <catacomb/ec-raw.h>
106#include <catacomb/ectab.h>
107
108#include <catacomb/group.h>
109#include <catacomb/group-guts.h>
110
111#include <catacomb/gdsa.h>
112#include <catacomb/gkcdsa.h>
113#include <catacomb/rsa.h>
114
115#include <catacomb/key.h>
116#include <catacomb/passphrase.h>
117#include <catacomb/pixie.h>
118
73a712fa 119#include <catacomb/share.h>
120#include <catacomb/gfshare.h>
121
b6a86d2e 122/*----- Utility macros ----------------------------------------------------*/
123
124#define RETURN_OBJ(obj) do { Py_INCREF(obj); return (obj); } while (0)
125#define RETURN_NONE RETURN_OBJ(Py_None)
126#define RETURN_NOTIMPL RETURN_OBJ(Py_NotImplemented)
127#define RETURN_TRUE RETURN_OBJ(Py_True)
128#define RETURN_FALSE RETURN_OBJ(Py_False)
129#define RETURN_ME RETURN_OBJ(me)
130
131#define EXCERR(exc, str) do { \
132 PyErr_SetString(exc, str); \
133 goto end; \
134} while (0)
135#define VALERR(str) EXCERR(PyExc_ValueError, str)
136#define TYERR(str) EXCERR(PyExc_TypeError, str)
137#define ZDIVERR(str) EXCERR(PyExc_ZeroDivisionError, str)
b6a86d2e 138#define SYSERR(str) EXCERR(PyExc_SystemError, str)
68ec53f3 139#define NIERR(str) EXCERR(PyExc_NotImplementedError, str)
73a712fa 140#define INDEXERR(idx) do { \
141 PyErr_SetObject(PyExc_KeyError, idx); \
142 goto end; \
143} while (0)
b6a86d2e 144#define OSERR(name) do { \
145 PyErr_SetFromErrnoWithFilename(PyExc_OSError, name); \
146 goto end; \
147} while (0)
148#define PGENERR do { pgenerr(); goto end; } while (0)
149
150#define CONVFUNC(ty, cty, ext) \
151 int conv##ty(PyObject *o, void *p) \
152 { \
153 if (!PyObject_TypeCheck(o, ty##_pytype)) \
154 TYERR("wanted a " #ty); \
155 *(cty *)p = ext(o); \
156 return (1); \
157 end: \
158 return (0); \
159 }
160
d4a9e7e7
MW		 161#if PY_VERSION_HEX < 0x02050000 /* Compatibility hack */
162# define ht_name name
163# define ht_type type
164#endif
165
b6a86d2e 166#define root_pytype 0
167#define type_pytype &PyType_Type
017d5f65 168#define INITTYPE_META(ty, base, meta) do { \
b6a86d2e 169 ty##_pytype_skel.tp_base = base##_pytype; \
017d5f65 170 ty##_pytype = inittype(&ty##_pytype_skel, meta##_pytype); \
b6a86d2e 171} while (0)
017d5f65 172#define INITTYPE(ty, base) INITTYPE_META(ty, base, type)
b6a86d2e 173
174#define INSERT(name, ob) do { \
175 PyObject *_o = (PyObject *)(ob); \
0b1eafbf 176 Py_INCREF(_o); \
b6a86d2e 177 PyModule_AddObject(mod, name, _o); \
178} while (0)
179
73a712fa 180#define INSEXC(name, var, base, meth) \
181 INSERT(name, var = mkexc(mod, base, name, meth))
182
b6a86d2e 183#define METH(func, doc) \
184 { #func, METHNAME(func), METH_VARARGS, doc },
185#define KWMETH(func, doc) \
186 { #func, (PyCFunction)METHNAME(func), \
187 METH_VARARGS | METH_KEYWORDS, doc },
188
189#define GET(func, doc) \
190 { #func, GETSETNAME(get, func), 0, doc },
191#define GETSET(func, doc) \
192 { #func, GETSETNAME(get, func), GETSETNAME(set, func), doc },
193
194#define MEMBER(name, ty, f, doc) \
195 { #name, ty, offsetof(MEMBERSTRUCT, name), f, doc },
196
73a712fa 197#define MODULES(_) \
dfe0a897 198 _(util) \
73a712fa 199 _(bytestring) _(buffer) \
200 _(rand) _(algorithms) _(pubkey) _(pgen) \
201 _(mp) _(field) _(ec) _(group) \
dfe0a897 202 _(passphrase) _(share) _(key)
b6a86d2e 203#define DOMODINIT(m) m##_pyinit();
204#define DOMODINSERT(m) m##_pyinsert(mod);
205#define INIT_MODULES do { MODULES(DOMODINIT) } while (0)
206#define INSERT_MODULES do { MODULES(DOMODINSERT) } while (0)
207
208#define DO(m) \
209 extern void m##_pyinit(void); \
210 extern void m##_pyinsert(PyObject *);
211MODULES(DO)
212#undef DO
213
ba45a729 214#define FREEOBJ(obj) \
215 (((PyObject *)(obj))->ob_type->tp_free((PyObject *)(obj)))
216
68ec53f3
MW		 217#define GEN(func, base) \
218 static PyObject *func(void) \
219 { \
220 PyObject *d = PyDict_New(); \
221 PyObject *o; \
222 int i; \
223 \
224 for (i = 0; g##base##tab[i]; i++) { \
225 o = gc##base##_pywrap((/*unconst*/ gc##base *)g##base##tab[i]); \
226 PyDict_SetItemString(d, \
227 (/*unconst*/ char *)g##base##tab[i]->name, \
228 o); \
229 Py_DECREF(o); \
230 } \
231 return (d); \
232 }
233
234struct nameval { const char *name; unsigned long value; };
235extern void setconstants(PyObject *, const struct nameval *);
236
237extern PyObject *mexp_common(PyObject *, PyObject *, size_t,
238 PyObject *(*id)(PyObject *),
239 int (*fill)(void *, PyObject *,
240 PyObject *, PyObject *),
241 PyObject *(*exp)(PyObject *, void *, int),
242 void (*drop)(void *));
243
244extern int convulong(PyObject *, void *);
245#define DECL_CONVU_(n) extern int convu##n(PyObject *, void *);
246DOUINTSZ(DECL_CONVU_)
247extern int convmpw(PyObject *, void *);
248extern int convuint(PyObject *, void *);
1b6734b6 249extern int convk64(PyObject *, void *);
68ec53f3
MW		 250extern int convszt(PyObject *, void *);
251extern int convbool(PyObject *, void *);
252extern PyObject *abstract_pynew(PyTypeObject *, PyObject *, PyObject *);
253extern PyObject *getbool(int);
1e082a86 254extern PyObject *getulong(unsigned long);
1b6734b6 255extern PyObject *getk64(kludge64);
68ec53f3
MW		 256extern void *newtype(PyTypeObject *, const PyTypeObject *, const char *);
257
d2421f3c 258extern PyObject *mkexc(PyObject *, PyObject *, const char *, PyMethodDef *);
0156e402 259extern void typeready(PyTypeObject *);
017d5f65 260extern PyTypeObject *inittype(PyTypeObject *, PyTypeObject *);
68ec53f3
MW		 261extern void addmethods(const PyMethodDef *);
262extern PyMethodDef *donemethods(void);
263
264/*----- Mapping methods ---------------------------------------------------*/
265
266#define GMAP_METH(func, doc) { #func, gmapmeth_##func, METH_VARARGS, doc },
267#define GMAP_KWMETH(func, doc) \
268 { #func, (PyCFunction)gmapmeth_##func, METH_VARARGS|METH_KEYWORDS, doc },
269#define GMAP_METHDECL(func, doc) \
270 extern PyObject *gmapmeth_##func(PyObject *, PyObject *);
271#define GMAP_KWMETHDECL(func, doc) \
272 extern PyObject *gmapmeth_##func(PyObject *, PyObject *, PyObject *);
273
2a509510 274#define GMAP_DOROMETHODS(METH, KWMETH) \
68ec53f3
MW		 275 METH (has_key, "D.has_key(KEY) -> BOOL") \
276 METH (keys, "D.keys() -> LIST") \
277 METH (values, "D.values() -> LIST") \
278 METH (items, "D.items() -> LIST") \
279 METH (iterkeys, "D.iterkeys() -> ITER") \
280 METH (itervalues, "D.itervalues() -> ITER") \
0b1eafbf 281 METH (iteritems, "D.iteritems() -> ITER") \
68ec53f3 282 KWMETH(get, "D.get(KEY, [default = None]) -> VALUE") \
2a509510
MW		 283
284#define GMAP_DOMETHODS(METH, KWMETH) \
285 GMAP_DOROMETHODS(METH, KWMETH) \
286 METH (clear, "D.clear()") \
68ec53f3
MW		 287 KWMETH(setdefault, "D.setdefault(K, [default = None]) -> VALUE") \
288 KWMETH(pop, "D.pop(KEY, [default = <error>]) -> VALUE") \
289 METH (popitem, "D.popitem() -> (KEY, VALUE)") \
290 METH (update, "D.update(MAP)")
291
292GMAP_DOMETHODS(GMAP_METHDECL, GMAP_KWMETHDECL)
2a509510 293#define GMAP_ROMETHODS GMAP_DOROMETHODS(GMAP_METH, GMAP_KWMETH)
68ec53f3 294#define GMAP_METHODS GMAP_DOMETHODS(GMAP_METH, GMAP_KWMETH)
9d73ed80 295extern Py_ssize_t gmap_pysize(PyObject *);
68ec53f3
MW		 296extern PySequenceMethods gmap_pysequence;
297extern PyMethodDef gmap_pymethods[];
298
b6a86d2e 299/*----- Bytestrings -------------------------------------------------------*/
300
301PyTypeObject *bytestring_pyobj;
302PyObject *bytestring_pywrap(const void *, size_t);
303PyObject *bytestring_pywrapbuf(buf *);
304
305/*----- Multiprecision arithmetic -----------------------------------------*/
306
307typedef struct mp_pyobj {
308 PyObject_HEAD
309 mp *x;
310} mp_pyobj;
311
312extern PyTypeObject *mp_pytype;
313extern PyTypeObject *gf_pytype;
314#define MP_X(o) (((mp_pyobj *)(o))->x)
315#define MP_PYCHECK(o) PyObject_TypeCheck((o), mp_pytype)
316#define GF_PYCHECK(o) PyObject_TypeCheck((o), gf_pytype)
317
8d57d6ea
MW		 318extern mp *mp_frompylong(PyObject *);
319extern PyObject *mp_topylong(mp *);
b6a86d2e 320extern mp *tomp(PyObject *);
321extern mp *getmp(PyObject *);
322extern int convmp(PyObject *, void *);
323extern mp *getgf(PyObject *);
324extern int convgf(PyObject *, void *);
325extern PyObject *mp_pywrap(mp *);
326extern PyObject *gf_pywrap(mp *);
917dbf4b 327extern long mphash(mp *);
b6a86d2e 328extern mp *mp_frompyobject(PyObject *, int);
329extern PyObject *mp_topystring(mp *, int,
330 const char *, const char *, const char *);
41e8ab3d 331extern int mp_tolong_checked(mp *, long *, int);
b6a86d2e 332
333/*----- Abstract fields ---------------------------------------------------*/
334
335typedef struct field_pyobj {
f0526039 336 PyHeapTypeObject ty;
b6a86d2e 337 field *f;
338} field_pyobj;
339
340extern PyTypeObject *fe_pytype;
341#define FE_PYCHECK(o) PyObject_TypeCheck((o), fe_pytype)
342#define FE_F(o) (((fe_pyobj *)(o))->f)
343#define FE_FOBJ(o) ((PyObject *)(o)->ob_type)
344#define FE_X(o) (((fe_pyobj *)(o))->x)
345extern PyObject *fe_pywrap(PyObject *, mp *);
346extern mp *getfe(field *, PyObject *);
347
348typedef struct fe_pyobj {
349 PyObject_HEAD
350 field *f;
b6a86d2e 351 mp *x;
352} fe_pyobj;
0b1eafbf 353
b6a86d2e 354extern PyTypeObject *field_pytype;
355extern PyTypeObject *primefield_pytype;
356extern PyTypeObject *niceprimefield_pytype;
357extern PyTypeObject *binfield_pytype;
358extern PyTypeObject *binpolyfield_pytype;
359extern PyTypeObject *binnormfield_pytype;
360#define FIELD_PYCHECK(o) PyObject_TypeCheck((o), field_pytype)
361#define FIELD_F(o) (((field_pyobj *)(o))->f)
362extern PyObject *field_pywrap(field *);
363extern field *field_copy(field *);
364
365/*----- Elliptic curves ---------------------------------------------------*/
366
367typedef struct ecpt_pyobj {
368 PyObject_HEAD
369 ec_curve *c;
370 ec p;
371} ecpt_pyobj;
372
373extern PyTypeObject *ecpt_pytype, *ecptcurve_pytype;
374#define ECPT_PYCHECK(o) PyObject_TypeCheck((o), ecpt_pytype)
375#define ECPTCURVE_PYCHECK(o) PyObject_TypeCheck((o), ecptcurve_pytype)
376#define ECPT_C(o) (((ecpt_pyobj *)(o))->c)
377#define ECPT_COBJ(o) ((PyObject *)(o)->ob_type)
378#define ECPT_FOBJ(o) ECCURVE_FOBJ(ECPT_COBJ((o)))
379#define ECPT_P(o) (&((ecpt_pyobj *)(o))->p)
380extern PyObject *ecpt_pywrap(PyObject *, ec *);
381extern PyObject *ecpt_pywrapout(void *, ec *);
382extern int toecpt(ec_curve *, ec *, PyObject *);
383extern int getecpt(ec_curve *, ec *, PyObject *);
384extern void getecptout(ec *, PyObject *);
73a712fa 385extern int convecpt(PyObject *, void *);
b6a86d2e 386
387typedef struct eccurve_pyobj {
f0526039 388 PyHeapTypeObject ty;
b6a86d2e 389 ec_curve *c;
390 PyObject *fobj;
391} eccurve_pyobj;
392
393extern PyTypeObject *eccurve_pytype;
394extern PyTypeObject *ecprimecurve_pytype;
395extern PyTypeObject *ecprimeprojcurve_pytype;
396extern PyTypeObject *ecbincurve_pytype;
397extern PyTypeObject *ecbinprojcurve_pytype;
398#define ECCURVE_PYCHECK(o) PyObject_TypeCheck((o), eccurve_pytype)
399#define ECCURVE_C(o) (((eccurve_pyobj *)(o))->c)
400#define ECCURVE_FOBJ(o) (((eccurve_pyobj *)(o))->fobj)
401extern PyObject *eccurve_pywrap(PyObject *, ec_curve *);
402extern ec_curve *eccurve_copy(ec_curve *);
403
404typedef struct ecinfo_pyobj {
405 PyObject_HEAD
406 ec_info ei;
407 PyObject *cobj;
408} ecinfo_pyobj;
0b1eafbf 409
b6a86d2e 410extern PyTypeObject *ecinfo_pytype;
411#define ECINFO_PYCHECK(o) PyObject_TypeCheck((o), ecinfo_pytype)
412#define ECINFO_EI(o) (&((ecinfo_pyobj *)(o))->ei)
413#define ECINFO_COBJ(o) (((ecinfo_pyobj *)(o))->cobj)
414extern void ecinfo_copy(ec_info *, const ec_info *);
415extern PyObject *ecinfo_pywrap(ec_info *);
416
417/*----- Cyclic groups -----------------------------------------------------*/
418
419typedef struct fginfo_pyobj {
420 PyObject_HEAD
421 gprime_param dp;
422} fginfo_pyobj;
423
424PyTypeObject *fginfo_pytype, *dhinfo_pytype, *bindhinfo_pytype;
425#define FGINFO_DP(fg) (&((fginfo_pyobj *)(fg))->dp)
426PyObject *fginfo_pywrap(gprime_param *, PyTypeObject *);
427
428typedef struct ge_pyobj {
429 PyObject_HEAD
430 ge *x;
431 group *g;
432} ge_pyobj;
433
434extern PyTypeObject *ge_pytype;
435#define GE_PYCHECK(o) PyObject_TypeCheck((o), ge_pytype)
436#define GE_X(o) (((ge_pyobj *)(o))->x)
437#define GE_G(o) (((ge_pyobj *)(o))->g)
438#define GE_GOBJ(o) ((PyObject *)(group_pyobj *)(o)->ob_type)
439extern PyObject *ge_pywrap(PyObject *, ge *);
440
441typedef struct group_pyobj {
f0526039 442 PyHeapTypeObject ty;
b6a86d2e 443 group *g;
444} group_pyobj;
445
446extern PyTypeObject *group_pytype;
447extern PyTypeObject *primegroup_pytype, *bingroup_pytype, *ecgroup_pytype;
448#define GROUP_G(o) (((group_pyobj *)(o))->g)
449extern PyObject *group_pywrap(group *);
450extern group *group_copy(group *);
451
452/*----- Random number generators ------------------------------------------*/
453
454#define f_freeme 1u
455
456typedef struct grand_pyobj {
457 PyObject_HEAD
458 unsigned f;
459 grand *r;
460} grand_pyobj;
461
462extern PyTypeObject *grand_pytype, *truerand_pytype;
463extern PyTypeObject *lcrand_pytype,* fibrand_pytype;
464extern PyTypeObject *dsarand_pytype, *bbs_pytype;
465extern PyObject *rand_pyobj;
466#define GRAND_PYCHECK(o) PyObject_TypeCheck((o), grand_pytype)
467#define GRAND_F(o) (((grand_pyobj *)(o))->f)
468#define GRAND_R(o) (((grand_pyobj *)(o))->r)
469extern PyObject *grand_pywrap(grand *, unsigned);
470extern int convgrand(PyObject *, void *);
471
472/*----- Key sizes ---------------------------------------------------------*/
473
474typedef struct keysz_pyobj {
475 PyObject_HEAD
476 int dfl;
477} keysz_pyobj;
478
479typedef struct keyszrange_pyobj {
480 PyObject_HEAD
481 int dfl;
482 int min, max, mod;
483} keyszrange_pyobj;
484
485typedef struct keyszset_pyobj {
486 PyObject_HEAD
487 int dfl;
488 PyObject *set;
489} keyszset_pyobj;
490
491#define KEYSZ_PYCHECK(o) PyObject_TypeCheck((o), keysz_pytype)
492extern PyObject *keysz_pywrap(const octet *);
493
494/*----- Symmetric cryptography --------------------------------------------*/
495
496typedef struct gccipher_pyobj {
f0526039 497 PyHeapTypeObject ty;
b6a86d2e 498 gccipher *cc;
499} gccipher_pyobj;
500
501extern PyTypeObject *gccipher_pytype;
502#define GCCIPHER_PYCHECK(o) PyObject_TypeCheck((o), gccipher_pytype)
503#define GCCIPHER_CC(o) (((gccipher_pyobj *)(o))->cc)
504#define GCCIPHER_F(o) (((gccipher_pyobj *)(o))->f)
505extern PyObject *gccipher_pywrap(gccipher *);
506extern int convgccipher(PyObject *, void *);
507extern int convgcipher(PyObject *, void *);
508
509typedef struct gcipher_pyobj {
510 PyObject_HEAD
511 unsigned f;
512 gcipher *c;
513} gcipher_pyobj;
514
515extern PyTypeObject *gcipher_pytype;
516#define GCIPHER_PYCHECK(o) PyObject_TypeCheck((o), gcipher_pytype)
517#define GCIPHER_C(o) (((gcipher_pyobj *)(o))->c)
518#define GCIPHER_F(o) (((gcipher_pyobj *)(o))->f)
519extern PyObject *gcipher_pywrap(PyObject *, gcipher *, unsigned);
520extern int convgcipher(PyObject *, void *);
521
522typedef struct gchash_pyobj {
f0526039 523 PyHeapTypeObject ty;
b6a86d2e 524 gchash *ch;
525} gchash_pyobj;
526
527extern PyTypeObject *gchash_pytype;
528#define GCHASH_PYCHECK(o) PyObject_TypeCheck((o), gchash_pytype)
529#define GCHASH_CH(o) (((gchash_pyobj *)(o))->ch)
530#define GCHASH_F(o) (((gchash_pyobj *)(o))->f)
531extern PyObject *gchash_pywrap(gchash *);
532extern int convgchash(PyObject *, void *);
533
534typedef struct ghash_pyobj {
535 PyObject_HEAD
536 unsigned f;
537 ghash *h;
538} ghash_pyobj;
539
540extern PyTypeObject *ghash_pytype, *gmhash_pytype;
541extern PyObject *sha_pyobj, *has160_pyobj;
542#define GHASH_PYCHECK(o) PyObject_TypeCheck((o), ghash_pytype)
543#define GHASH_H(o) (((ghash_pyobj *)(o))->h)
544#define GHASH_F(o) (((ghash_pyobj *)(o))->f)
545extern PyObject *ghash_pywrap(PyObject *, ghash *, unsigned);
546extern int convghash(PyObject *, void *);
547extern int convgmhash(PyObject *, void *);
548
549typedef struct gcmac_pyobj {
f0526039 550 PyHeapTypeObject ty;
b6a86d2e 551 gcmac *cm;
552} gcmac_pyobj;
553
554extern PyTypeObject *gcmac_pytype;
555#define GCMAC_PYCHECK(o) PyObject_TypeCheck((o), gcmac_pytype)
556#define GCMAC_CM(o) (((gcmac_pyobj *)(o))->cm)
557#define GCMAC_F(o) (((gcmac_pyobj *)(o))->f)
558extern PyObject *gcmac_pywrap(gcmac *);
559extern int convgcmac(PyObject *, void *);
560
561typedef struct gmac_pyobj {
f0526039 562 PyHeapTypeObject ty;
b6a86d2e 563 unsigned f;
564 gmac *m;
b6a86d2e 565} gmac_pyobj;
566
567extern PyTypeObject *gmac_pytype;
568#define GMAC_PYCHECK(o) PyObject_TypeCheck((o), gmac_pytype)
569#define GMAC_M(o) (((gmac_pyobj *)(o))->m)
b6a86d2e 570#define GMAC_F(o) (((gmac_pyobj *)(o))->f)
571extern PyObject *gmac_pywrap(PyObject *, gmac *, unsigned);
572extern int convgmac(PyObject *, void *);
573
b6a86d2e 574/*----- Key generation ----------------------------------------------------*/
0b1eafbf 575
b6a86d2e 576typedef struct pfilt_pyobj {
577 PyObject_HEAD
578 pfilt f;
579 int st;
580} pfilt_pyobj;
581
582extern PyTypeObject *pfilt_pytype;
583#define PFILT_PYCHECK(o) PyObject_TypeCheck(o, pfilt_pytype)
584#define PFILT_F(o) (&((pfilt_pyobj *)(o))->f)
585#define PFILT_ST(o) (((pfilt_pyobj *)(o))->st)
586
587typedef struct { pgen_proc *proc; void *ctx; } pgev;
588#define PGEV_HEAD PyObject_HEAD pgev pg;
589
590typedef struct pgev_pyobj {
591 PGEV_HEAD
592} pgev_pyobj;
593
594extern PyTypeObject *pgev_pytype;
595#define PGEV_PYCHECK(o) PyObject_TypeCheck(o, pgev_pytype)
596#define PGEV_PG(o) (&((pgev_pyobj *)(o))->pg)
597
598extern int convpgev(PyObject *, void *);
599extern void droppgev(pgev *);
600extern void pgenerr(void);
601
b6a86d2e 602/*----- That's all, folks -------------------------------------------------*/
603
604#ifdef __cplusplus
605 }
606#endif
607
608#endif
The Python Kit for Extensions: a library for writing Python extensions