5 * (c) 2004 Straylight/Edgeware
8 /*----- Licensing notice --------------------------------------------------*
10 * This file is part of the Python interface to Catacomb.
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.
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.
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.
27 /*----- Header files ------------------------------------------------------*/
29 #include "catacomb-python.h"
31 /*----- Main code ---------------------------------------------------------*/
33 static const struct nameval consts
[] = {
34 #define CF(f, x) { #x, f, x }
35 #define C(x) { #x, (x) >= 0 ? 0 : CF_SIGNED, x }
36 C(FTY_PRIME
), C(FTY_BINARY
),
37 C(PGEN_PASS
), C(PGEN_FAIL
), C(PGEN_BEGIN
), C(PGEN_TRY
), C(PGEN_DONE
),
41 C(PMODE_READ
), C(PMODE_VERIFY
),
42 C(KOPEN_READ
), C(KOPEN_WRITE
), C(KOPEN_NOFILE
),
43 CF(0, KEXP_FOREVER
), CF(0, KEXP_EXPIRE
),
44 C(KF_ENCMASK
), C(KENC_BINARY
), C(KENC_MP
), C(KENC_STRUCT
),
45 C(KENC_ENCRYPT
), C(KENC_STRING
), C(KENC_EC
),
46 C(KF_CATMASK
), C(KCAT_SYMM
), C(KCAT_PRIV
), C(KCAT_PUB
), C(KCAT_SHARE
),
48 C(KF_BURN
), C(KF_OPT
),
49 C(EC_XONLY
), C(EC_YBIT
), C(EC_LSB
), C(EC_CMPR
), C(EC_EXPLY
), C(EC_SORT
),
50 C(X25519_KEYSZ
), C(X25519_PUBSZ
), C(X25519_OUTSZ
),
51 C(X448_KEYSZ
), C(X448_PUBSZ
), C(X448_OUTSZ
),
52 C(ED25519_KEYSZ
), C(ED25519_PUBSZ
), C(ED25519_SIGSZ
),
53 C(ED25519_MAXPERSOSZ
),
54 C(ED448_KEYSZ
), C(ED448_PUBSZ
), C(ED448_SIGSZ
), C(ED448_MAXPERSOSZ
),
55 C(AEADF_PCHSZ
), C(AEADF_PCMSZ
), C(AEADF_PCTSZ
),
56 C(AEADF_AADNDEP
), C(AEADF_AADFIRST
), C(AEADF_NOAAD
),
57 #define ENTRY(tag, val, str) C(KERR_##tag),
65 PyObject
*mexp_common(PyObject
*me
, PyObject
*arg
,
67 PyObject
*(*id
)(PyObject
*),
68 int (*fill
)(void *, PyObject
*,
69 PyObject
*, PyObject
*),
70 PyObject
*(*exp
)(PyObject
*, void *, int),
73 int i
= 0, j
, n
, flat
;
74 PyObject
*qq
, *x
, *y
, *z
= 0;
77 if (PyTuple_Size(arg
) == 1)
78 arg
= PyTuple_GetItem(arg
, 0);
80 if (!PySequence_Check(arg
)) TYERR("not a sequence");
81 n
= PySequence_Size(arg
); if (n
< 0) goto end
;
82 if (!n
) { z
= id(me
); goto end
; }
83 x
= PySequence_GetItem(arg
, 0);
84 if (PySequence_Check(x
))
87 if (n
% 2) VALERR("must have even number of arguments");
93 v
= xmalloc(n
* efsz
);
94 for (i
= j
= 0, vv
= v
; i
< n
; i
++, vv
+= efsz
) {
96 x
= PySequence_GetItem(arg
, j
++);
97 y
= PySequence_GetItem(arg
, j
++);
99 qq
= PySequence_GetItem(arg
, j
++);
101 if (!PySequence_Check(qq
) || PySequence_Size(qq
) != 2) {
103 TYERR("want a sequence of pairs");
105 x
= PySequence_GetItem(qq
, 0);
106 y
= PySequence_GetItem(qq
, 1);
109 if (!x
|| !y
) goto end
;
110 if (fill(vv
, me
, x
, y
)) {
113 if (!PyErr_Occurred())
114 PyErr_SetString(PyExc_TypeError
, "type mismatch");
124 for (j
= 0, vv
= v
; j
< i
; j
++, vv
+= efsz
)
132 static PyObject
*smallprimes(void)
134 PyObject
*v
= PyList_New(NPRIME
);
137 for (i
= 0; i
< NPRIME
; i
++)
138 PyList_SetItem(v
, i
, PyInt_FromLong(primetab
[i
]));
142 static PyObject
*meth__ego(PyObject
*me
, PyObject
*arg
)
145 if (!PyArg_ParseTuple(arg
, "s:_ego", &argv0
))
147 if (STRCMP(QUIS
, ==, "<UNNAMED>"))
152 static PyMethodDef methods
[] = {
153 #define METHNAME(func) meth_##func
154 METH (_ego
, "_ego(ARGV0)")
159 static void init_random(void)
161 #if PY_MAJOR_VERSION >= 3 || (PY_MAJOR_VERSION == 2 && PY_MINOR_VERSION >= 6)
165 if (!Py_HashRandomizationFlag
) return;
166 seed
= getenv("PYTHONHASHSEED");
167 if (!seed
|| STRCMP(seed
, ==, "random")) r
= GR_WORD(&rand_global
);
168 else r
= strtoul(seed
, 0, 0);
169 if (!r
) r
= 0xe011f220; /* zero doesn't work well */
170 unihash_setkey(&unihash_global
, r
);
174 EXPORT
void init_base(void)
180 mod
= Py_InitModule("catacomb._base", donemethods());
182 INSERT("smallprimes", smallprimes());
183 setconstants(mod
, consts
);
186 /*----- That's all, folks -------------------------------------------------*/