case KSZ_SET: {
keyszset_pyobj *o =
PyObject_New(keyszset_pyobj, keyszset_pytype);
+ PyObject *l;
int i, n;
o->dfl = ARG(0);
for (i = 0; ARG(i); i++) ;
- n = i; o->set = PyTuple_New(n);
- for (i = 0; i < n; i++)
- PyTuple_SET_ITEM(o->set, i, PyInt_FromLong(ARG(i)));
+ n = i; l = PyList_New(n);
+ for (i = 0; i < n; i++) PyList_SET_ITEM(l, i, PyInt_FromLong(ARG(i)));
+ o->set = PyFrozenSet_New(l); Py_DECREF(l);
return ((PyObject *)o);
} break;
default:
PyObject *arg, PyObject *kw)
{
static const char *const kwlist[] = { "default", "min", "max", "mod", 0 };
- int dfl, min = 0, max = 0, mod = 1;
+ int dfl, min = 0, max, mod = 1;
+ PyObject *maxobj = Py_None;
keyszrange_pyobj *o;
- if (!PyArg_ParseTupleAndKeywords(arg, kw, "i|iii:new", KWLIST,
- &dfl, &min, &max, &mod))
+ if (!PyArg_ParseTupleAndKeywords(arg, kw, "i|iOi:new", KWLIST,
+ &dfl, &min, &maxobj, &mod))
goto end;
- if (dfl < 0 || min < 0) VALERR("key size cannot be negative");
+ if (maxobj == Py_None)
+ max = 0;
+ else {
+ max = PyInt_AsLong(maxobj);
+ if (max == -1 && PyErr_Occurred()) goto end;
+ }
+ if (dfl < 0 || min < 0 || max < 0) VALERR("key size cannot be negative");
if (min > dfl || (max && dfl > max)) VALERR("bad key size bounds");
if (mod <= 0 || dfl%mod || min%mod || max%mod)
VALERR("bad key size modulus");
PyObject *arg, PyObject *kw)
{
static const char *const kwlist[] = { "default", "set", 0 };
- int dfl, i, n, xx;
+ int dfl, xx;
PyObject *set = 0;
- PyObject *x = 0, *l = 0;
+ PyObject *x = 0, *l = 0, *i = 0;
keyszset_pyobj *o = 0;
if (!PyArg_ParseTupleAndKeywords(arg, kw, "i|O:new", KWLIST, &dfl, &set))
goto end;
- if (!set) set = PyTuple_New(0);
- else Py_INCREF(set);
- if (!PySequence_Check(set)) TYERR("want a sequence");
- n = PySequence_Size(set); if (n < 0) goto end;
+ if (set) i = PyObject_GetIter(set);
+ else { set = PyTuple_New(0); i = PyObject_GetIter(set); Py_DECREF(set); }
+ if (!i) goto end;
l = PyList_New(0); if (!l) goto end;
if (dfl < 0) VALERR("key size cannot be negative");
- x = PyInt_FromLong(dfl);
- PyList_Append(l, x);
- Py_DECREF(x);
- x = 0;
- for (i = 0; i < n; i++) {
- if ((x = PySequence_GetItem(set, i)) == 0) goto end;
- xx = PyInt_AsLong(x);
- if (PyErr_Occurred()) goto end;
- if (xx == dfl) continue;
+ x = PyInt_FromLong(dfl); PyList_Append(l, x); Py_DECREF(x); x = 0;
+ for (;;) {
+ x = PyIter_Next(i); if (!x) break;
+ xx = PyInt_AsLong(x); if (xx == -1 && PyErr_Occurred()) goto end;
if (xx < 0) VALERR("key size cannot be negative");
- PyList_Append(l, x);
- Py_DECREF(x);
- x = 0;
+ PyList_Append(l, x); Py_DECREF(x); x = 0;
}
- Py_DECREF(set);
- if ((set = PySequence_Tuple(l)) == 0) goto end;
+ if ((set = PyFrozenSet_New(l)) == 0) goto end;
o = (keyszset_pyobj *)ty->tp_alloc(ty, 0);
o->dfl = dfl;
o->set = set;
- Py_INCREF(set);
end:
- Py_XDECREF(set);
Py_XDECREF(l);
Py_XDECREF(x);
return ((PyObject *)o);
static PyObject *kaget_min(PyObject *me, void *hunoz)
{ return (PyInt_FromLong(0)); }
-#define kaget_max kaget_min
+static PyObject *kaget_max(PyObject *me, void *hunoz)
+ { RETURN_NONE; }
+
+static PyObject *krget_max(PyObject *me, void *hunoz)
+{
+ int max = ((keyszrange_pyobj *)me)->max;
+ if (max) return (PyInt_FromLong(max));
+ else RETURN_NONE;
+}
static PyObject *ksget_min(PyObject *me, void *hunoz)
{
- PyObject *set = ((keyszset_pyobj *)me)->set;
- int i, n, y, x = -1;
- n = PyTuple_GET_SIZE(set);
- for (i = 0; i < n; i++) {
- y = PyInt_AS_LONG(PyTuple_GET_ITEM(set, i));
+ PyObject *i = PyObject_GetIter(((keyszset_pyobj *)me)->set);
+ PyObject *v = 0;
+ int y, x = -1;
+ for (;;) {
+ v = PyIter_Next(i); if (!v) break;
+ y = PyInt_AsLong(v); assert(y >= 0);
if (x == -1 || y < x) x = y;
}
+ Py_DECREF(i); Py_XDECREF(v);
+ if (PyErr_Occurred()) return (0);
return (PyInt_FromLong(x));
}
static PyObject *ksget_max(PyObject *me, void *hunoz)
{
- PyObject *set = ((keyszset_pyobj *)me)->set;
- int i, n, y, x = -1;
- n = PyTuple_GET_SIZE(set);
- for (i = 0; i < n; i++) {
- y = PyInt_AS_LONG(PyTuple_GET_ITEM(set, i));
+ PyObject *i = PyObject_GetIter(((keyszset_pyobj *)me)->set);
+ PyObject *v = 0;
+ int y, x = -1;
+ for (;;) {
+ v = PyIter_Next(i); if (!v) break;
+ y = PyInt_AsLong(v); assert(y >= 0);
if (y > x) x = y;
}
+ Py_DECREF(i); Py_XDECREF(v);
+ if (PyErr_Occurred()) return (0);
return (PyInt_FromLong(x));
}
static const PyMemberDef keyszrange_pymembers[] = {
#define MEMBERSTRUCT keyszrange_pyobj
MEMBER(min, T_INT, READONLY, "KSZ.min -> smallest allowed key size")
- MEMBER(max, T_INT, READONLY, "KSZ.max -> largest allowed key size")
MEMBER(mod, T_INT, READONLY,
"KSZ.mod -> key size must be a multiple of this")
#undef MEMBERSTRUCT
{ 0 }
};
+static const PyGetSetDef keyszrange_pygetset[] = {
+#define GETSETNAME(op, name) kr##op##_##name
+ GET (max, "KSZ.max -> largest allowed key size")
+#undef GETSETNAME
+ { 0 }
+};
+
static const PyGetSetDef keyszset_pygetset[] = {
#define GETSETNAME(op, name) ks##op##_##name
GET (min, "KSZ.min -> smallest allowed key size")
0, /* @tp_iternext@ */
0, /* @tp_methods@ */
PYMEMBERS(keyszrange), /* @tp_members@ */
- 0, /* @tp_getset@ */
+ PYGETSET(keyszrange), /* @tp_getset@ */
0, /* @tp_base@ */
0, /* @tp_dict@ */
0, /* @tp_descr_get@ */
Py_TPFLAGS_BASETYPE,
/* @tp_doc@ */
- "KeySZSet(DEFAULT, SEQ)\n"
- " Key size constraints: size must be DEFAULT or an element of SEQ.",
+ "KeySZSet(DEFAULT, ITER)\n"
+ " Key size constraints: size must be DEFAULT or an element of ITER.",
0, /* @tp_traverse@ */
0, /* @tp_clear@ */
}
static PyObject *gccget_name(PyObject *me, void *hunoz)
- { return (PyString_FromString(GCCIPHER_CC(me)->name)); }
+ { return (TEXT_FROMSTR(GCCIPHER_CC(me)->name)); }
static PyObject *gccget_keysz(PyObject *me, void *hunoz)
{ return (keysz_pywrap(GCCIPHER_CC(me)->keysz)); }
if (!PyArg_ParseTuple(arg, "O&:encrypt", convbin, &m)) return (0);
rc = bytestring_pywrap(0, m.sz);
- GC_ENCRYPT(GCIPHER_C(me), m.p, PyString_AS_STRING(rc), m.sz);
+ GC_ENCRYPT(GCIPHER_C(me), m.p, BIN_PTR(rc), m.sz);
return (rc);
}
if (!PyArg_ParseTuple(arg, "i:enczero", &sz)) return (0);
rc = bytestring_pywrap(0, sz);
- p = PyString_AS_STRING(rc);
+ p = BIN_PTR(rc);
memset(p, 0, sz);
GC_ENCRYPT(GCIPHER_C(me), p, p, sz);
return (rc);
if (!PyArg_ParseTuple(arg, "O&:decrypt", convbin, &c)) return (0);
rc = bytestring_pywrap(0, c.sz);
- GC_DECRYPT(GCIPHER_C(me), c.p, PyString_AS_STRING(rc), c.sz);
+ GC_DECRYPT(GCIPHER_C(me), c.p, BIN_PTR(rc), c.sz);
return (rc);
}
if (!PyArg_ParseTuple(arg, "i:deczero", &sz)) return (0);
rc = bytestring_pywrap(0, sz);
- p = PyString_AS_STRING(rc);
+ p = BIN_PTR(rc);
memset(p, 0, sz);
GC_DECRYPT(GCIPHER_C(me), p, p, sz);
return (rc);
#define MKTYPE(obj, thing, newfn, namefmt) do { \
(obj) = newtype(gcaead_pytype, 0, 0); \
- (obj)->ty.ht_name = PyString_FromFormat(namefmt, aec->name); \
- (obj)->ty.ht_type.tp_name = PyString_AS_STRING((obj)->ty.ht_name); \
+ (obj)->ty.ht_name = TEXT_FORMAT(namefmt, aec->name); \
+ (obj)->ty.ht_type.tp_name = TEXT_PTR((obj)->ty.ht_name); \
(obj)->ty.ht_type.tp_basicsize = sizeof(gaead##thing##_pyobj); \
(obj)->ty.ht_type.tp_base = gaead##thing##_pytype; \
Py_INCREF(gaead##thing##_pytype); \
{ GAEAD_DESTROY(GAEADKEY_K(me)); Py_DECREF(Py_TYPE(me)); FREEOBJ(me); }
static PyObject *gcaeget_name(PyObject *me, void *hunoz)
- { return (PyString_FromString(GCAEAD_AEC(me)->name)); }
+ { return (TEXT_FROMSTR(GCAEAD_AEC(me)->name)); }
static PyObject *gcaeget_keysz(PyObject *me, void *hunoz)
{ return (keysz_pywrap(GCAEAD_AEC(me)->keysz)); }
return (rc);
}
-
static PyObject *gaeameth_hash(PyObject *me, PyObject *arg)
{
struct bin h;
{ \
struct bin in; octet b[SZ_##W]; \
if (!PyArg_ParseTuple(arg, "O&:hashbuf" #w, convbin, &in)) goto end; \
- if (in.sz > MASK##n) TYERR("string too long"); \
+ if (in.sz > MASK##n) VALERR("too large"); \
STORE##W(b, in.sz); if (gaeadaad_hash(me, b, sizeof(b))) goto end; \
if (gaeadaad_hash(me, in.p, in.sz)) goto end; \
RETURN_ME; \
csz = ge->e->ops->c->bufsz; c = xmalloc(csz); buf_init(&b, c, csz);
tag = bytestring_pywrap(0, tsz);
err = GAEAD_DONE(ge->e, aad == Py_None ? 0 : GAEADAAD_A(aad), &b,
- PyString_AS_STRING(tag), tsz);
+ BIN_PTR(tag), tsz);
assert(!err); (void)err;
buf_flip(&b); rc = Py_BuildValue("NN", bytestring_pywrapbuf(&b), tag);
end:
}
static PyObject *gchget_name(PyObject *me, void *hunoz)
- { return (PyString_FromString(GCHASH_CH(me)->name)); }
+ { return (TEXT_FROMSTR(GCHASH_CH(me)->name)); }
static PyObject *gchget_hashsz(PyObject *me, void *hunoz)
{ return (PyInt_FromLong(GCHASH_CH(me)->hashsz)); }
{ \
struct bin in; \
if (!PyArg_ParseTuple(arg, "O&:hashbuf" #w, convbin, &in)) goto end; \
- if (in.sz > MASK##n) TYERR("string too long"); \
+ if (in.sz > MASK##n) VALERR("too large"); \
GH_HASHBUF##W(GHASH_H(me), in.p, in.sz); \
RETURN_ME; \
end: \
PyObject *rc;
g = GH_COPY(GHASH_H(me));
rc = bytestring_pywrap(0, g->ops->c->hashsz);
- GH_DONE(g, PyString_AS_STRING(rc));
+ GH_DONE(g, BIN_PTR(rc));
GH_DESTROY(g);
return (rc);
}
else Py_INCREF(cobj);
g = newtype((PyTypeObject *)cobj, 0, 0);
g->ty.ht_type.tp_basicsize = sizeof(ghash_pyobj);
- g->ty.ht_name = PyString_FromFormat("%s(keyed)", m->ops->c->name);
- g->ty.ht_type.tp_name = PyString_AS_STRING(g->ty.ht_name);
+ g->ty.ht_name = TEXT_FORMAT("%s(keyed)", m->ops->c->name);
+ g->ty.ht_type.tp_name = TEXT_PTR(g->ty.ht_name);
g->ty.ht_type.tp_base = gmhash_pytype;
Py_INCREF(gmac_pytype);
g->ty.ht_type.tp_flags = (Py_TPFLAGS_DEFAULT |
}
static PyObject *gcmget_name(PyObject *me, void *hunoz)
- { return (PyString_FromString(GCMAC_CM(me)->name)); }
+ { return (TEXT_FROMSTR(GCMAC_CM(me)->name)); }
static PyObject *gcmget_keysz(PyObject *me, void *hunoz)
{ return (keysz_pywrap(GCMAC_CM(me)->keysz)); }
{ 0 }
};
+static PyObject *gmget_name(PyObject *me, void *hunoz)
+ { return (TEXT_FROMSTR(GMAC_M(me)->ops->c->name)); }
+
+static PyObject *gmget_hashsz(PyObject *me, void *hunoz)
+ { return (PyInt_FromLong(GMAC_M(me)->ops->c->hashsz)); }
+#define gmget_tagsz gmget_hashsz
+
+static const PyGetSetDef gmac_pygetset[] = {
+#define GETSETNAME(op, name) gm##op##_##name
+ GET (hashsz, "M.hashsz -> MAC output size")
+ GET (tagsz, "M.tagsz -> MAC output size")
+ GET (name, "M.name -> name of this kind of MAC")
+#undef GETSETNAME
+ { 0 }
+};
+
static const PyTypeObject gcmac_pytype_skel = {
PyVarObject_HEAD_INIT(0, 0) /* Header */
"GCMAC", /* @tp_name@ */
0, /* @tp_iternext@ */
0, /* @tp_methods@ */
0, /* @tp_members@ */
- 0, /* @tp_getset@ */
+ PYGETSET(gmac), /* @tp_getset@ */
0, /* @tp_base@ */
0, /* @tp_dict@ */
0, /* @tp_descr_get@ */
if (keysz(k.sz, poly1305_keysz) != k.sz) VALERR("bad key length");
pk = newtype(ty, 0, 0);
- pk->ty.ht_name = PyString_FromString("poly1305(keyed)");
+ pk->ty.ht_name = TEXT_FROMSTR("poly1305(keyed)");
pk->ty.ht_type.tp_basicsize = sizeof(poly1305hash_pyobj);
- pk->ty.ht_type.tp_name = PyString_AS_STRING(pk->ty.ht_name);
+ pk->ty.ht_type.tp_name = TEXT_PTR(pk->ty.ht_name);
pk->ty.ht_type.tp_base = poly1305hash_pytype;
Py_INCREF(poly1305key_pytype);
pk->ty.ht_type.tp_flags = (Py_TPFLAGS_DEFAULT |
}
static PyObject *poly1305clsget_name(PyObject *me, void *hunoz)
- { return (PyString_FromString("poly1305")); }
+ { return (TEXT_FROMSTR("poly1305")); }
static PyObject *poly1305clsget_keysz(PyObject *me, void *hunoz)
{ return (keysz_pywrap(poly1305_keysz)); }
struct bin in; \
octet b[SZ_##W]; \
if (!PyArg_ParseTuple(arg, "O&:hashbuf" #w, convbin, &in)) goto end; \
- if (in.sz > MASK##n) TYERR("string too long"); \
+ if (in.sz > MASK##n) VALERR("too large"); \
STORE##W(b, in.sz); poly1305_hash(P1305_CTX(me), b, sizeof(b)); \
poly1305_hash(P1305_CTX(me), in.p, in.sz); \
RETURN_ME; \
PyObject *rc;
if (!(P1305_F(me) & f_mask)) VALERR("no mask");
rc = bytestring_pywrap(0, POLY1305_TAGSZ);
- poly1305_done(P1305_CTX(me), PyString_AS_STRING(rc));
+ poly1305_done(P1305_CTX(me), BIN_PTR(rc));
return (rc);
end:
return (0);
{ 0 }
};
+static PyObject *poly1305get_name(PyObject *me, void *hunoz)
+ { RETURN_OBJ(((PyHeapTypeObject *)poly1305key_pytype)->ht_name); }
+
+static PyObject *poly1305get_tagsz(PyObject *me, void *hunoz)
+ { return (PyInt_FromLong(16)); }
+
+static const PyGetSetDef poly1305_pygetset[] = {
+#define GETSETNAME(op, name) poly1305##op##_##name
+ GET (tagsz, "PK.tagsz -> MAC output size")
+ GET (name, "PK.name -> name of this kind of MAC")
+#undef GETSETNAME
+ { 0 }
+};
+
static const PyMethodDef poly1305hash_pymethods[] = {
#define METHNAME(name) polymeth_##name
NAMETH(copy, "P.copy() -> PP")
static const PyTypeObject poly1305cls_pytype_skel = {
PyVarObject_HEAD_INIT(0, 0) /* Header */
- "Poly1305Class", /* @tp_name@ */
+ "_Poly1305Class", /* @tp_name@ */
sizeof(PyHeapTypeObject), /* @tp_basicsize@ */
0, /* @tp_itemsize@ */
0, /* @tp_iternext@ */
0, /* @tp_methods@ */
0, /* @tp_members@ */
- 0, /* @tp_getset@ */
+ PYGETSET(poly1305), /* @tp_getset@ */
0, /* @tp_base@ */
0, /* @tp_dict@ */
0, /* @tp_descr_get@ */
if (n.sz != HDANCE##_INSZ) VALERR("bad input length"); \
rc = bytestring_pywrap(0, HSALSA20_OUTSZ); \
dance##_init(&dance, k.p, k.sz, 0); \
- hdance##_prf(&dance, n.p, PyString_AS_STRING(rc)); \
+ hdance##_prf(&dance, n.p, BIN_PTR(rc)); \
return (rc); \
end: \
return (0); \
return (0);
}
+static PyObject *kxvikmeth_set(PyObject *me, PyObject *arg)
+{
+ kxvik_pyobj *k = (kxvik_pyobj *)me;
+ kludge64 t[25];
+ const octet *q;
+ unsigned i;
+ struct bin in;
+ size_t n;
+
+ if (!PyArg_ParseTuple(arg, "O&:set", convbin, &in)) goto end;
+ if (in.sz > 200) VALERR("out of range");
+ q = in.p; n = in.sz;
+ i = 0;
+ while (n >= 8) { LOAD64_L_(t[i], q); i++; q += 8; n -= 8; }
+ if (n) VALERR("not 64-bit aligned");
+ keccak1600_set(&k->s, t, i);
+ RETURN_ME;
+end:
+ return (0);
+}
+
static PyObject *kxvikmeth_extract(PyObject *me, PyObject *arg)
{
kxvik_pyobj *k = (kxvik_pyobj *)me;
if (!PyArg_ParseTuple(arg, "O&:extract", convuint, &n)) goto end;
if (n > 200) VALERR("out of range");
rc = bytestring_pywrap(0, n);
- q = (octet *)PyString_AS_STRING(rc);
+ q = (octet *)BIN_PTR(rc);
keccak1600_extract(&k->s, t, (n + 7)/8);
i = 0;
while (n > 8) { STORE64_L_(q, t[i]); i++; q += 8; n -= 8; }
#define METHNAME(func) kxvikmeth_##func
NAMETH(copy, "KECCAK.copy() -> KECCAK'")
METH (mix, "KECCAK.mix(DATA)")
+ METH (set, "KECCAK.set(DATA)")
METH (extract, "KECCAK.extract(NOCTETS)")
NAMETH(step, "KECCAK.step()")
#undef METHNAME
PyObject *arg, PyObject *kw)
{
shake_pyobj *rc = 0;
+ PyObject *pobj = Py_None, *fobj = Py_None;
struct bin p = { 0, 0 }, f = { 0, 0 };
static const char *const kwlist[] = { "perso", "func", 0 };
- if (!PyArg_ParseTupleAndKeywords(arg, kw, "|O&O&:new", KWLIST,
- convbin, &p, convbin, &f))
- goto end;
+ if (!PyArg_ParseTupleAndKeywords(arg, kw, "|OO:new", KWLIST, &pobj, &fobj))
+ goto end;
+ if (pobj != Py_None && !convbin(pobj, &p)) goto end;
+ if (fobj != Py_None && !convbin(fobj, &f)) goto end;
rc = (shake_pyobj *)ty->tp_alloc(ty, 0);
initfn(&rc->h, f.p, f.sz, p.p, p.sz);
rc->st = 0;
struct bin in; \
octet b[SZ_##W]; \
if (!PyArg_ParseTuple(arg, "O&:hashbuf" #w, convbin, &in)) goto end; \
- if (in.sz > MASK##n) TYERR("string too long"); \
+ if (in.sz > MASK##n) VALERR("too large"); \
if (shake_check(me, 0)) goto end; \
STORE##W(b, in.sz); shake_hash(SHAKE_H(me), b, sizeof(b)); \
shake_hash(SHAKE_H(me), in.p, in.sz); \
return (0);
}
-static PyObject *shakemeth_done(PyObject *me, PyObject *arg)
+static PyObject *shakemeth_done(PyObject *me, PyObject *arg, PyObject *kw)
{
PyObject *rc = 0;
- size_t n;
- if (!PyArg_ParseTuple(arg, "O&:done", convszt, &n)) goto end;
+ size_t n = 100 - SHAKE_H(me)->h.r/2;
+ static const char *const kwlist[] = { "hsz", 0 };
+ if (!PyArg_ParseTupleAndKeywords(arg, kw, "|O&:done", KWLIST, convszt, &n))
+ goto end;
if (shake_check(me, 0)) goto end;
rc = bytestring_pywrap(0, n);
- shake_done(SHAKE_H(me), PyString_AS_STRING(rc), n);
+ shake_done(SHAKE_H(me), BIN_PTR(rc), n);
SHAKE_ST(me) = -1;
end:
return (rc);
if (!PyArg_ParseTuple(arg, "O&:get", convszt, &sz)) goto end;
if (shake_check(me, 1)) goto end;
rc = bytestring_pywrap(0, sz);
- shake_get(SHAKE_H(me), PyString_AS_STRING(rc), sz);
+ shake_get(SHAKE_H(me), BIN_PTR(rc), sz);
end:
return (rc);
}
if (!PyArg_ParseTuple(arg, "O&:mask", convbin, &in)) goto end;
if (shake_check(me, 1)) goto end;
rc = bytestring_pywrap(0, in.sz);
- shake_mask(SHAKE_H(me), in.p, PyString_AS_STRING(rc), in.sz);
+ shake_mask(SHAKE_H(me), in.p, BIN_PTR(rc), in.sz);
end:
return (rc);
}
static PyObject *shakeget_state(PyObject *me, void *hunoz)
{
int st = SHAKE_ST(me);
- return (PyString_FromString(st == 0 ? "absorb" :
- st == 1 ? "squeeze" : "dead"));
+ return (TEXT_FROMSTR(st == 0 ? "absorb" :
+ st == 1 ? "squeeze" : "dead"));
}
static const PyMemberDef shake_pymembers[] = {
#undef METHBUF_
METH (hashstrz, "S.hashstrz(STRING)")
NAMETH(xof, "S.xof()")
- METH (done, "S.done(LEN) -> H")
+ KWMETH(done, "S.done([hsz = CAP]) -> H")
METH (get, "S.get(LEN) -> H")
METH (mask, "S.mask(M) -> C")
#undef METHNAME
0 /* @tp_is_gc@ */
};
+static PyTypeObject *kmac_pytype, *kmac128_pytype, *kmac256_pytype;
+
+static PyObject *kmac_dopynew(void (*initfn)(shake_ctx *,
+ const void *, size_t,
+ const void *, size_t),
+ PyTypeObject *ty,
+ PyObject *arg, PyObject *kw)
+{
+ shake_pyobj *rc = 0;
+ PyObject *pobj = Py_None;
+ struct bin k = { 0, 0 }, p = { 0, 0 };
+ static const char *const kwlist[] = { "key", "perso", 0 };
+
+ if (!PyArg_ParseTupleAndKeywords(arg, kw, "O&|O:new", KWLIST,
+ convbin, &k, &pobj))
+ goto end;
+ if (pobj != Py_None && !convbin(pobj, &p)) goto end;
+ rc = (shake_pyobj *)ty->tp_alloc(ty, 0);
+ initfn(&rc->h, p.p, p.sz, k.p, k.sz);
+ rc->st = 0;
+end:
+ return ((PyObject *)rc);
+}
+
+static PyObject *kmac128_pynew(PyTypeObject *ty,
+ PyObject *arg, PyObject *kw)
+ { return (kmac_dopynew(kmac128_init, ty, arg, kw)); }
+
+static PyObject *kmac256_pynew(PyTypeObject *ty,
+ PyObject *arg, PyObject *kw)
+ { return (kmac_dopynew(kmac256_init, ty, arg, kw)); }
+
+static PyObject *kmacmeth_xof(PyObject *me)
+{
+ if (shake_check(me, 0)) goto end;
+ kmac_xof(SHAKE_H(me));
+ SHAKE_ST(me) = 1;
+ RETURN_ME;
+end:
+ return (0);
+}
+
+static PyObject *kmacmeth_done(PyObject *me, PyObject *arg, PyObject *kw)
+{
+ PyObject *rc = 0;
+ size_t n = 100 - SHAKE_H(me)->h.r/2;
+ static const char *const kwlist[] = { "hsz", 0 };
+ if (!PyArg_ParseTupleAndKeywords(arg, kw, "|O&:done", KWLIST, convszt, &n))
+ goto end;
+ if (shake_check(me, 0)) goto end;
+ rc = bytestring_pywrap(0, n);
+ kmac_done(SHAKE_H(me), BIN_PTR(rc), n);
+ SHAKE_ST(me) = -1;
+end:
+ return (rc);
+}
+
+static const PyMethodDef kmac_pymethods[] = {
+#define METHNAME(func) kmacmeth_##func
+ NAMETH(xof, "K.xof()")
+ KWMETH(done, "K.done([hsz = CAP/2]) -> T")
+#undef METHNAME
+ { 0 }
+};
+
+static const PyTypeObject kmac_pytype_skel = {
+ PyVarObject_HEAD_INIT(0, 0) /* Header */
+ "KMAC", /* @tp_name@ */
+ sizeof(shake_pyobj), /* @tp_basicsize@ */
+ 0, /* @tp_itemsize@ */
+
+ 0, /* @tp_dealloc@ */
+ 0, /* @tp_print@ */
+ 0, /* @tp_getattr@ */
+ 0, /* @tp_setattr@ */
+ 0, /* @tp_compare@ */
+ 0, /* @tp_repr@ */
+ 0, /* @tp_as_number@ */
+ 0, /* @tp_as_sequence@ */
+ 0, /* @tp_as_mapping@ */
+ 0, /* @tp_hash@ */
+ 0, /* @tp_call@ */
+ 0, /* @tp_str@ */
+ 0, /* @tp_getattro@ */
+ 0, /* @tp_setattro@ */
+ 0, /* @tp_as_buffer@ */
+ Py_TPFLAGS_DEFAULT | /* @tp_flags@ */
+ Py_TPFLAGS_BASETYPE,
+
+ /* @tp_doc@ */
+ "KMAC base class.",
+
+ 0, /* @tp_traverse@ */
+ 0, /* @tp_clear@ */
+ 0, /* @tp_richcompare@ */
+ 0, /* @tp_weaklistoffset@ */
+ 0, /* @tp_iter@ */
+ 0, /* @tp_iternext@ */
+ PYMETHODS(kmac), /* @tp_methods@ */
+ 0, /* @tp_members@ */
+ 0, /* @tp_getset@ */
+ 0, /* @tp_base@ */
+ 0, /* @tp_dict@ */
+ 0, /* @tp_descr_get@ */
+ 0, /* @tp_descr_set@ */
+ 0, /* @tp_dictoffset@ */
+ 0, /* @tp_init@ */
+ PyType_GenericAlloc, /* @tp_alloc@ */
+ abstract_pynew, /* @tp_new@ */
+ 0, /* @tp_free@ */
+ 0 /* @tp_is_gc@ */
+};
+
+static const PyTypeObject kmac128_pytype_skel = {
+ PyVarObject_HEAD_INIT(0, 0) /* Header */
+ "KMAC128", /* @tp_name@ */
+ 0, /* @tp_basicsize@ */
+ 0, /* @tp_itemsize@ */
+
+ 0, /* @tp_dealloc@ */
+ 0, /* @tp_print@ */
+ 0, /* @tp_getattr@ */
+ 0, /* @tp_setattr@ */
+ 0, /* @tp_compare@ */
+ 0, /* @tp_repr@ */
+ 0, /* @tp_as_number@ */
+ 0, /* @tp_as_sequence@ */
+ 0, /* @tp_as_mapping@ */
+ 0, /* @tp_hash@ */
+ 0, /* @tp_call@ */
+ 0, /* @tp_str@ */
+ 0, /* @tp_getattro@ */
+ 0, /* @tp_setattro@ */
+ 0, /* @tp_as_buffer@ */
+ Py_TPFLAGS_DEFAULT | /* @tp_flags@ */
+ Py_TPFLAGS_BASETYPE,
+
+ /* @tp_doc@ */
+ "KMAC128(KEY, [perso = STR]): KMAC XOMAC.",
+
+ 0, /* @tp_traverse@ */
+ 0, /* @tp_clear@ */
+ 0, /* @tp_richcompare@ */
+ 0, /* @tp_weaklistoffset@ */
+ 0, /* @tp_iter@ */
+ 0, /* @tp_iternext@ */
+ 0, /* @tp_methods@ */
+ 0, /* @tp_members@ */
+ 0, /* @tp_getset@ */
+ 0, /* @tp_base@ */
+ 0, /* @tp_dict@ */
+ 0, /* @tp_descr_get@ */
+ 0, /* @tp_descr_set@ */
+ 0, /* @tp_dictoffset@ */
+ 0, /* @tp_init@ */
+ PyType_GenericAlloc, /* @tp_alloc@ */
+ kmac128_pynew, /* @tp_new@ */
+ 0, /* @tp_free@ */
+ 0 /* @tp_is_gc@ */
+};
+
+static const PyTypeObject kmac256_pytype_skel = {
+ PyVarObject_HEAD_INIT(0, 0) /* Header */
+ "KMAC256", /* @tp_name@ */
+ 0, /* @tp_basicsize@ */
+ 0, /* @tp_itemsize@ */
+
+ 0, /* @tp_dealloc@ */
+ 0, /* @tp_print@ */
+ 0, /* @tp_getattr@ */
+ 0, /* @tp_setattr@ */
+ 0, /* @tp_compare@ */
+ 0, /* @tp_repr@ */
+ 0, /* @tp_as_number@ */
+ 0, /* @tp_as_sequence@ */
+ 0, /* @tp_as_mapping@ */
+ 0, /* @tp_hash@ */
+ 0, /* @tp_call@ */
+ 0, /* @tp_str@ */
+ 0, /* @tp_getattro@ */
+ 0, /* @tp_setattro@ */
+ 0, /* @tp_as_buffer@ */
+ Py_TPFLAGS_DEFAULT | /* @tp_flags@ */
+ Py_TPFLAGS_BASETYPE,
+
+ /* @tp_doc@ */
+ "KMAC256(KEY, [perso = STR]): KMAC XOMAC.",
+
+ 0, /* @tp_traverse@ */
+ 0, /* @tp_clear@ */
+ 0, /* @tp_richcompare@ */
+ 0, /* @tp_weaklistoffset@ */
+ 0, /* @tp_iter@ */
+ 0, /* @tp_iternext@ */
+ 0, /* @tp_methods@ */
+ 0, /* @tp_members@ */
+ 0, /* @tp_getset@ */
+ 0, /* @tp_base@ */
+ 0, /* @tp_dict@ */
+ 0, /* @tp_descr_get@ */
+ 0, /* @tp_descr_set@ */
+ 0, /* @tp_dictoffset@ */
+ 0, /* @tp_init@ */
+ PyType_GenericAlloc, /* @tp_alloc@ */
+ kmac256_pynew, /* @tp_new@ */
+ 0, /* @tp_free@ */
+ 0 /* @tp_is_gc@ */
+};
+
/*----- Pseudorandom permutations -----------------------------------------*/
static PyTypeObject *gcprp_pytype, *gprp_pytype;
me = (PyObject *)ty->tp_alloc(ty, 0);
GPRP_PRP(me) = prp;
prp->init(GPRP_CTX(me), k.p, k.sz);
- Py_INCREF(me);
- return (me);
+ RETURN_ME;
end:
return (0);
}
}
static PyObject *gcpget_name(PyObject *me, void *hunoz)
- { return (PyString_FromString(GCPRP_PRP(me)->name)); }
+ { return (TEXT_FROMSTR(GCPRP_PRP(me)->name)); }
static PyObject *gcpget_keysz(PyObject *me, void *hunoz)
{ return (keysz_pywrap(GCPRP_PRP(me)->keysz)); }
static PyObject *gcpget_blksz(PyObject *me, void *hunoz)
if (!PyArg_ParseTuple(arg, "O&:encrypt", convbin, &m)) goto end;
if (m.sz != GPRP_PRP(me)->blksz) VALERR("incorrect block length");
rc = bytestring_pywrap(0, m.sz);
- GPRP_PRP(me)->eblk(GPRP_CTX(me), m.p, PyString_AS_STRING(rc));
+ GPRP_PRP(me)->eblk(GPRP_CTX(me), m.p, BIN_PTR(rc));
end:
return (rc);
}
if (!PyArg_ParseTuple(arg, "O&:decrypt", convbin, &c)) goto end;
if (c.sz != GPRP_PRP(me)->blksz) VALERR("incorrect block length");
rc = bytestring_pywrap(0, c.sz);
- GPRP_PRP(me)->dblk(GPRP_CTX(me), c.p, PyString_AS_STRING(rc));
+ GPRP_PRP(me)->dblk(GPRP_CTX(me), c.p, BIN_PTR(rc));
end:
return (rc);
}
INITTYPE(shake, root);
INITTYPE(shake128, shake);
INITTYPE(shake256, shake);
+ INITTYPE(kmac, shake);
+ INITTYPE(kmac128, kmac);
+ INITTYPE(kmac256, kmac);
INITTYPE(gcprp, type);
INITTYPE(gprp, root);
addmethods(methods);
INSERT("GMACHash", gmhash_pytype);
INSERT("gcmacs", make_algtab(gmactab, sizeof(gcmac *),
mac_namefn, mac_valfn));
- INSERT("Poly1305Class", poly1305cls_pytype);
+ INSERT("_Poly1305Class", poly1305cls_pytype);
INSERT("poly1305", poly1305key_pytype);
INSERT("Poly1305Hash", poly1305hash_pytype);
INSERT("Keccak1600", kxvik_pytype);
INSERT("Shake", shake_pytype);
INSERT("Shake128", shake128_pytype);
INSERT("Shake256", shake256_pytype);
+ INSERT("KMAC", kmac_pytype);
+ INSERT("KMAC128", kmac128_pytype);
+ INSERT("KMAC256", kmac256_pytype);
INSERT("GCPRP", gcprp_pytype);
INSERT("GPRP", gprp_pytype);
INSERT("gcprps", make_algtab(gprptab, sizeof(gcprp *),
~mdw / catacomb-python / blobdiff