Ejemplo n.º 1
0
static PyObject *
EVP_hexdigest(EVPobject *self, PyObject *unused)
{
    unsigned char digest[EVP_MAX_MD_SIZE];
    EVP_MD_CTX *temp_ctx;
    unsigned int digest_size;

    temp_ctx = EVP_MD_CTX_new();
    if (temp_ctx == NULL) {
        PyErr_NoMemory();
        return NULL;
    }

    /* Get the raw (binary) digest value */
    if (!locked_EVP_MD_CTX_copy(temp_ctx, self)) {
        return _setException(PyExc_ValueError);
    }
    digest_size = EVP_MD_CTX_size(temp_ctx);
    if (!EVP_DigestFinal(temp_ctx, digest, NULL)) {
        _setException(PyExc_ValueError);
        return NULL;
    }

    EVP_MD_CTX_free(temp_ctx);

    return _Py_strhex((const char *)digest, digest_size);
}
Ejemplo n.º 2
0
static PyObject *
EVP_digest(EVPobject *self, PyObject *unused)
{
    unsigned char digest[EVP_MAX_MD_SIZE];
    EVP_MD_CTX *temp_ctx;
    PyObject *retval;
    unsigned int digest_size;

    temp_ctx = EVP_MD_CTX_new();
    if (temp_ctx == NULL) {
        PyErr_NoMemory();
        return NULL;
    }

    if (!locked_EVP_MD_CTX_copy(temp_ctx, self)) {
        return _setException(PyExc_ValueError);
    }
    digest_size = EVP_MD_CTX_size(temp_ctx);
    if (!EVP_DigestFinal(temp_ctx, digest, NULL)) {
        _setException(PyExc_ValueError);
        return NULL;
    }

    retval = PyBytes_FromStringAndSize((const char *)digest, digest_size);
    EVP_MD_CTX_free(temp_ctx);
    return retval;
}
Ejemplo n.º 3
0
static PyObject *
EVP_copy(EVPobject *self, PyObject *unused)
{
    EVPobject *newobj;

    if ( (newobj = newEVPobject(self->name))==NULL)
        return NULL;

    if (!locked_EVP_MD_CTX_copy(newobj->ctx, self)) {
        return _setException(PyExc_ValueError);
    }
    return (PyObject *)newobj;
}