#include <gnutls/gnutls.h>
#include <gnutls/crypto.h>
#include "lib/crypto/gnutls_helpers.h"
+#include "libcli/auth/libcli_auth.h"
static PyObject *py_crypto_arcfour_crypt_blob(PyObject *module, PyObject *args)
{
Py_RETURN_NONE;
}
+static PyObject *py_crypto_des_crypt_blob_16(PyObject *self, PyObject *args)
+{
+ PyObject *py_data = NULL;
+ uint8_t *data = NULL;
+ Py_ssize_t data_size;
+
+ PyObject *py_key = NULL;
+ uint8_t *key = NULL;
+ Py_ssize_t key_size;
+
+ uint8_t result[16];
+
+ bool ok;
+ int ret;
+
+ ok = PyArg_ParseTuple(args, "SS",
+ &py_data, &py_key);
+ if (!ok) {
+ return NULL;
+ }
+
+ ret = PyBytes_AsStringAndSize(py_data,
+ (char **)&data,
+ &data_size);
+ if (ret != 0) {
+ return NULL;
+ }
+
+ ret = PyBytes_AsStringAndSize(py_key,
+ (char **)&key,
+ &key_size);
+ if (ret != 0) {
+ return NULL;
+ }
+
+ if (data_size != 16) {
+ return PyErr_Format(PyExc_ValueError,
+ "Expected data size of 16 bytes; got %zd",
+ data_size);
+ }
+
+ if (key_size != 14) {
+ return PyErr_Format(PyExc_ValueError,
+ "Expected key size of 14 bytes; got %zd",
+ key_size);
+ }
+
+ ret = des_crypt112_16(result, data, key,
+ SAMBA_GNUTLS_ENCRYPT);
+ if (ret != 0) {
+ return PyErr_Format(PyExc_RuntimeError,
+ "des_crypt112_16() failed: %d",
+ ret);
+ }
+
+ return PyBytes_FromStringAndSize((const char *)result,
+ sizeof(result));
+}
+
static const char py_crypto_arcfour_crypt_blob_doc[] = "arcfour_crypt_blob(data, key)\n"
"Encrypt the data with RC4 algorithm using the key";
+static const char py_crypto_des_crypt_blob_16_doc[] = "des_crypt_blob_16(data, key) -> bytes\n"
+ "Encrypt the 16-byte data with DES using "
+ "the 14-byte key";
+
static PyMethodDef py_crypto_methods[] = {
{ "arcfour_crypt_blob", (PyCFunction)py_crypto_arcfour_crypt_blob, METH_VARARGS, py_crypto_arcfour_crypt_blob_doc },
{ "set_relax_mode", (PyCFunction)py_crypto_set_relax_mode, METH_NOARGS, "Set fips to relax mode" },
{ "set_strict_mode", (PyCFunction)py_crypto_set_strict_mode, METH_NOARGS, "Set fips to strict mode" },
+ { "des_crypt_blob_16", (PyCFunction)py_crypto_des_crypt_blob_16, METH_VARARGS, py_crypto_des_crypt_blob_16_doc },
{0},
};