{
gdsa_sig s = GDSA_SIG_INIT;
char *p;
- int n;
+ Py_ssize_t n;
mp *k = 0;
PyObject *rc = 0;
char *kwlist[] = { "msg", "k", 0 };
static PyObject *dsameth_verify(PyObject *me, PyObject *arg)
{
char *p;
- int n;
+ Py_ssize_t n;
gdsa_sig s = GDSA_SIG_INIT;
PyObject *rc = 0;
{
gkcdsa_sig s = GKCDSA_SIG_INIT;
char *p;
- int n;
+ Py_ssize_t n;
mp *k = 0;
PyObject *r = 0, *rc = 0;
char *kwlist[] = { "msg", "k", 0 };
static PyObject *kcdsameth_verify(PyObject *me, PyObject *arg)
{
char *p;
- int n, rn;
+ Py_ssize_t n, rn;
gkcdsa_sig s = GKCDSA_SIG_INIT;
PyObject *rc = 0;
{
pkcs1 p1;
char *m, *ep;
- int msz, epsz;
+ Py_ssize_t msz, epsz;
unsigned long nbits;
PyObject *rc = 0;
octet *b = 0;
{
pkcs1 p1;
char *ep;
- int epsz;
+ Py_ssize_t epsz;
unsigned long nbits;
int n;
PyObject *rc = 0;
{
pkcs1 p1;
char *m, *ep;
- int msz, epsz;
+ Py_ssize_t msz, epsz;
unsigned long nbits;
PyObject *rc = 0;
octet *b = 0;
{
pkcs1 p1;
char *ep;
- int epsz;
+ Py_ssize_t epsz;
unsigned long nbits;
int n;
PyObject *hukairz;
{
oaep o;
char *m, *ep;
- int msz, epsz;
+ Py_ssize_t msz, epsz;
unsigned long nbits;
PyObject *rc = 0;
octet *b = 0;
{
oaep o;
char *ep;
- int epsz;
+ Py_ssize_t epsz;
unsigned long nbits;
int n;
PyObject *rc = 0;
{
pss p;
char *m;
- int msz;
+ Py_ssize_t msz;
unsigned long nbits;
PyObject *rc = 0;
octet *b = 0;
{
pss p;
char *m;
- int msz;
+ Py_ssize_t msz;
unsigned long nbits;
PyObject *rc = 0;
octet *b = 0;
return (rc);
}
+/*----- X25519 and related algorithms -------------------------------------*/
+
+static PyObject *meth_x25519(PyObject *me, PyObject *arg)
+{
+ const char *k, *p;
+ Py_ssize_t ksz, psz;
+ PyObject *rc = 0;
+ if (!PyArg_ParseTuple(arg, "s#s#:x25519", &k, &ksz, &p, &psz)) goto end;
+ if (ksz != X25519_KEYSZ) VALERR("bad key length");
+ if (psz != X25519_PUBSZ) VALERR("bad public length");
+ rc = bytestring_pywrap(0, X25519_OUTSZ);
+ x25519((octet *)PyString_AS_STRING(rc),
+ (const octet *)k, (const octet *)p);
+ return (rc);
+end:
+ return (0);
+}
+
+static PyObject *meth_x448(PyObject *me, PyObject *arg)
+{
+ const char *k, *p;
+ Py_ssize_t ksz, psz;
+ PyObject *rc = 0;
+ if (!PyArg_ParseTuple(arg, "s#s#:x448", &k, &ksz, &p, &psz)) goto end;
+ if (ksz != X448_KEYSZ) VALERR("bad key length");
+ if (psz != X448_PUBSZ) VALERR("bad public length");
+ rc = bytestring_pywrap(0, X448_OUTSZ);
+ x448((octet *)PyString_AS_STRING(rc),
+ (const octet *)k, (const octet *)p);
+ return (rc);
+end:
+ return (0);
+}
+
+/*----- Ed25519 -----------------------------------------------------------*/
+
+static PyObject *meth_ed25519_pubkey(PyObject *me, PyObject *arg)
+{
+ const char *k;
+ Py_ssize_t ksz;
+ PyObject *rc = 0;
+ if (!PyArg_ParseTuple(arg, "s#:ed25519_pubkey", &k, &ksz)) goto end;
+ rc = bytestring_pywrap(0, ED25519_PUBSZ);
+ ed25519_pubkey((octet *)PyString_AS_STRING(rc), k, ksz);
+ return (rc);
+end:
+ return (0);
+}
+
+static PyObject *meth_ed25519_sign(PyObject *me, PyObject *arg, PyObject *kw)
+{
+ const char *k, *p = 0, *m;
+ Py_ssize_t ksz, psz, msz;
+ PyObject *rc = 0;
+ octet pp[ED25519_PUBSZ];
+ char *kwlist[] = { "key", "msg", "pub", 0 };
+ if (!PyArg_ParseTupleAndKeywords(arg, kw, "s#s#|s#:ed25519_sign", kwlist,
+ &k, &ksz, &m, &msz, &p, &psz))
+ goto end;
+ if (p && psz != ED25519_PUBSZ) VALERR("bad public length");
+ if (!p) { p = (const char *)pp; ed25519_pubkey(pp, k, ksz); }
+ rc = bytestring_pywrap(0, ED25519_SIGSZ);
+ ed25519_sign((octet *)PyString_AS_STRING(rc), k, ksz,
+ (const octet *)p, m, msz);
+ return (rc);
+end:
+ return (0);
+}
+
+static PyObject *meth_ed25519_verify(PyObject *me, PyObject *arg)
+{
+ const char *p, *m, *s;
+ Py_ssize_t psz, msz, ssz;
+ PyObject *rc = 0;
+ if (!PyArg_ParseTuple(arg, "s#s#s#:ed25519_verify",
+ &p, &psz, &m, &msz, &s, &ssz))
+ goto end;
+ if (psz != ED25519_PUBSZ) VALERR("bad public length");
+ if (ssz != ED25519_SIGSZ) VALERR("bad signature length");
+ rc = getbool(!ed25519_verify((const octet *)p, m, msz, (const octet *)s));
+ return (rc);
+end:
+ return (0);
+}
+
/*----- Global stuff ------------------------------------------------------*/
static PyMethodDef methods[] = {
KWMETH(_pss_decode, 0)
KWMETH(_RSAPriv_generate, "\
generate(NBITS, [event = pgen_nullev, rng = rand, nsteps = 0]) -> R")
+ METH (x25519, "\
+x25519(KEY, PUBLIC) -> SHARED")
+ METH (x448, "\
+x448(KEY, PUBLIC) -> SHARED")
+ METH (ed25519_pubkey, "\
+ed25519_pubkey(KEY) -> PUBLIC")
+ KWMETH(ed25519_sign, "\
+ed25519_sign(KEY, MSG, [PUBLIC]) -> SIG")
+ METH (ed25519_verify, "\
+ed25519_verify(PUBLIC, MSG, SIG) -> BOOL")
#undef METHNAME
{ 0 }
};