732 lines
22 KiB
C
732 lines
22 KiB
C
/*[clinic input]
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preserve
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[clinic start generated code]*/
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PyDoc_STRVAR(EVP_copy__doc__,
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"copy($self, /)\n"
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"--\n"
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"\n"
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"Return a copy of the hash object.");
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#define EVP_COPY_METHODDEF \
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{"copy", (PyCFunction)EVP_copy, METH_NOARGS, EVP_copy__doc__},
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static PyObject *
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EVP_copy_impl(EVPobject *self);
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static PyObject *
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EVP_copy(EVPobject *self, PyObject *Py_UNUSED(ignored))
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{
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return EVP_copy_impl(self);
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}
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PyDoc_STRVAR(EVP_digest__doc__,
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"digest($self, /)\n"
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"--\n"
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"\n"
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"Return the digest value as a bytes object.");
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#define EVP_DIGEST_METHODDEF \
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{"digest", (PyCFunction)EVP_digest, METH_NOARGS, EVP_digest__doc__},
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static PyObject *
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EVP_digest_impl(EVPobject *self);
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static PyObject *
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EVP_digest(EVPobject *self, PyObject *Py_UNUSED(ignored))
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{
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return EVP_digest_impl(self);
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}
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PyDoc_STRVAR(EVP_hexdigest__doc__,
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"hexdigest($self, /)\n"
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"--\n"
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"\n"
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"Return the digest value as a string of hexadecimal digits.");
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#define EVP_HEXDIGEST_METHODDEF \
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{"hexdigest", (PyCFunction)EVP_hexdigest, METH_NOARGS, EVP_hexdigest__doc__},
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static PyObject *
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EVP_hexdigest_impl(EVPobject *self);
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static PyObject *
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EVP_hexdigest(EVPobject *self, PyObject *Py_UNUSED(ignored))
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{
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return EVP_hexdigest_impl(self);
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}
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PyDoc_STRVAR(EVP_update__doc__,
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"update($self, obj, /)\n"
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"--\n"
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"\n"
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"Update this hash object\'s state with the provided string.");
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#define EVP_UPDATE_METHODDEF \
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{"update", (PyCFunction)EVP_update, METH_O, EVP_update__doc__},
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PyDoc_STRVAR(EVP_new__doc__,
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"new($module, /, name, string=b\'\', *, usedforsecurity=True)\n"
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"--\n"
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"\n"
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"Return a new hash object using the named algorithm.\n"
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"\n"
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"An optional string argument may be provided and will be\n"
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"automatically hashed.\n"
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"\n"
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"The MD5 and SHA1 algorithms are always supported.");
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#define EVP_NEW_METHODDEF \
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{"new", (PyCFunction)(void(*)(void))EVP_new, METH_FASTCALL|METH_KEYWORDS, EVP_new__doc__},
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static PyObject *
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EVP_new_impl(PyObject *module, PyObject *name_obj, PyObject *data_obj,
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int usedforsecurity);
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static PyObject *
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EVP_new(PyObject *module, PyObject *const *args, Py_ssize_t nargs, PyObject *kwnames)
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{
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PyObject *return_value = NULL;
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static const char * const _keywords[] = {"name", "string", "usedforsecurity", NULL};
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static _PyArg_Parser _parser = {NULL, _keywords, "new", 0};
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PyObject *argsbuf[3];
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Py_ssize_t noptargs = nargs + (kwnames ? PyTuple_GET_SIZE(kwnames) : 0) - 1;
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PyObject *name_obj;
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PyObject *data_obj = NULL;
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int usedforsecurity = 1;
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args = _PyArg_UnpackKeywords(args, nargs, NULL, kwnames, &_parser, 1, 2, 0, argsbuf);
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if (!args) {
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goto exit;
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}
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name_obj = args[0];
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if (!noptargs) {
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goto skip_optional_pos;
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}
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if (args[1]) {
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data_obj = args[1];
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if (!--noptargs) {
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goto skip_optional_pos;
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}
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}
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skip_optional_pos:
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if (!noptargs) {
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goto skip_optional_kwonly;
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}
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usedforsecurity = PyObject_IsTrue(args[2]);
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if (usedforsecurity < 0) {
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goto exit;
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}
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skip_optional_kwonly:
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return_value = EVP_new_impl(module, name_obj, data_obj, usedforsecurity);
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exit:
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return return_value;
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}
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PyDoc_STRVAR(_hashlib_openssl_md5__doc__,
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"openssl_md5($module, /, string=b\'\', *, usedforsecurity=True)\n"
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"--\n"
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"\n"
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"Returns a md5 hash object; optionally initialized with a string");
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#define _HASHLIB_OPENSSL_MD5_METHODDEF \
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{"openssl_md5", (PyCFunction)(void(*)(void))_hashlib_openssl_md5, METH_FASTCALL|METH_KEYWORDS, _hashlib_openssl_md5__doc__},
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static PyObject *
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_hashlib_openssl_md5_impl(PyObject *module, PyObject *data_obj,
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int usedforsecurity);
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static PyObject *
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_hashlib_openssl_md5(PyObject *module, PyObject *const *args, Py_ssize_t nargs, PyObject *kwnames)
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{
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PyObject *return_value = NULL;
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static const char * const _keywords[] = {"string", "usedforsecurity", NULL};
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static _PyArg_Parser _parser = {NULL, _keywords, "openssl_md5", 0};
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PyObject *argsbuf[2];
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Py_ssize_t noptargs = nargs + (kwnames ? PyTuple_GET_SIZE(kwnames) : 0) - 0;
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PyObject *data_obj = NULL;
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int usedforsecurity = 1;
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args = _PyArg_UnpackKeywords(args, nargs, NULL, kwnames, &_parser, 0, 1, 0, argsbuf);
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if (!args) {
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goto exit;
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}
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if (!noptargs) {
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goto skip_optional_pos;
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}
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if (args[0]) {
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data_obj = args[0];
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if (!--noptargs) {
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goto skip_optional_pos;
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}
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}
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skip_optional_pos:
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if (!noptargs) {
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goto skip_optional_kwonly;
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}
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usedforsecurity = PyObject_IsTrue(args[1]);
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if (usedforsecurity < 0) {
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goto exit;
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}
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skip_optional_kwonly:
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return_value = _hashlib_openssl_md5_impl(module, data_obj, usedforsecurity);
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exit:
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return return_value;
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}
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PyDoc_STRVAR(_hashlib_openssl_sha1__doc__,
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"openssl_sha1($module, /, string=b\'\', *, usedforsecurity=True)\n"
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"--\n"
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"\n"
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"Returns a sha1 hash object; optionally initialized with a string");
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#define _HASHLIB_OPENSSL_SHA1_METHODDEF \
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{"openssl_sha1", (PyCFunction)(void(*)(void))_hashlib_openssl_sha1, METH_FASTCALL|METH_KEYWORDS, _hashlib_openssl_sha1__doc__},
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static PyObject *
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_hashlib_openssl_sha1_impl(PyObject *module, PyObject *data_obj,
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int usedforsecurity);
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static PyObject *
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_hashlib_openssl_sha1(PyObject *module, PyObject *const *args, Py_ssize_t nargs, PyObject *kwnames)
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{
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PyObject *return_value = NULL;
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static const char * const _keywords[] = {"string", "usedforsecurity", NULL};
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static _PyArg_Parser _parser = {NULL, _keywords, "openssl_sha1", 0};
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PyObject *argsbuf[2];
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Py_ssize_t noptargs = nargs + (kwnames ? PyTuple_GET_SIZE(kwnames) : 0) - 0;
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PyObject *data_obj = NULL;
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int usedforsecurity = 1;
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args = _PyArg_UnpackKeywords(args, nargs, NULL, kwnames, &_parser, 0, 1, 0, argsbuf);
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if (!args) {
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goto exit;
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}
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if (!noptargs) {
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goto skip_optional_pos;
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}
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if (args[0]) {
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data_obj = args[0];
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if (!--noptargs) {
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goto skip_optional_pos;
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}
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}
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skip_optional_pos:
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if (!noptargs) {
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goto skip_optional_kwonly;
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}
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usedforsecurity = PyObject_IsTrue(args[1]);
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if (usedforsecurity < 0) {
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goto exit;
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}
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skip_optional_kwonly:
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return_value = _hashlib_openssl_sha1_impl(module, data_obj, usedforsecurity);
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exit:
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return return_value;
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}
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PyDoc_STRVAR(_hashlib_openssl_sha224__doc__,
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"openssl_sha224($module, /, string=b\'\', *, usedforsecurity=True)\n"
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"--\n"
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"\n"
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"Returns a sha224 hash object; optionally initialized with a string");
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#define _HASHLIB_OPENSSL_SHA224_METHODDEF \
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{"openssl_sha224", (PyCFunction)(void(*)(void))_hashlib_openssl_sha224, METH_FASTCALL|METH_KEYWORDS, _hashlib_openssl_sha224__doc__},
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static PyObject *
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_hashlib_openssl_sha224_impl(PyObject *module, PyObject *data_obj,
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int usedforsecurity);
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static PyObject *
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_hashlib_openssl_sha224(PyObject *module, PyObject *const *args, Py_ssize_t nargs, PyObject *kwnames)
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{
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PyObject *return_value = NULL;
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static const char * const _keywords[] = {"string", "usedforsecurity", NULL};
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static _PyArg_Parser _parser = {NULL, _keywords, "openssl_sha224", 0};
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PyObject *argsbuf[2];
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Py_ssize_t noptargs = nargs + (kwnames ? PyTuple_GET_SIZE(kwnames) : 0) - 0;
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PyObject *data_obj = NULL;
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int usedforsecurity = 1;
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args = _PyArg_UnpackKeywords(args, nargs, NULL, kwnames, &_parser, 0, 1, 0, argsbuf);
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if (!args) {
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goto exit;
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}
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if (!noptargs) {
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goto skip_optional_pos;
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}
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if (args[0]) {
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data_obj = args[0];
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if (!--noptargs) {
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goto skip_optional_pos;
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}
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}
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skip_optional_pos:
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if (!noptargs) {
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goto skip_optional_kwonly;
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}
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usedforsecurity = PyObject_IsTrue(args[1]);
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if (usedforsecurity < 0) {
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goto exit;
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}
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skip_optional_kwonly:
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return_value = _hashlib_openssl_sha224_impl(module, data_obj, usedforsecurity);
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exit:
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return return_value;
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}
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PyDoc_STRVAR(_hashlib_openssl_sha256__doc__,
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"openssl_sha256($module, /, string=b\'\', *, usedforsecurity=True)\n"
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"--\n"
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"\n"
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"Returns a sha256 hash object; optionally initialized with a string");
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#define _HASHLIB_OPENSSL_SHA256_METHODDEF \
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{"openssl_sha256", (PyCFunction)(void(*)(void))_hashlib_openssl_sha256, METH_FASTCALL|METH_KEYWORDS, _hashlib_openssl_sha256__doc__},
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static PyObject *
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_hashlib_openssl_sha256_impl(PyObject *module, PyObject *data_obj,
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int usedforsecurity);
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static PyObject *
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_hashlib_openssl_sha256(PyObject *module, PyObject *const *args, Py_ssize_t nargs, PyObject *kwnames)
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{
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PyObject *return_value = NULL;
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static const char * const _keywords[] = {"string", "usedforsecurity", NULL};
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static _PyArg_Parser _parser = {NULL, _keywords, "openssl_sha256", 0};
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PyObject *argsbuf[2];
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Py_ssize_t noptargs = nargs + (kwnames ? PyTuple_GET_SIZE(kwnames) : 0) - 0;
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PyObject *data_obj = NULL;
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int usedforsecurity = 1;
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args = _PyArg_UnpackKeywords(args, nargs, NULL, kwnames, &_parser, 0, 1, 0, argsbuf);
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if (!args) {
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goto exit;
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}
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if (!noptargs) {
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goto skip_optional_pos;
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}
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if (args[0]) {
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data_obj = args[0];
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if (!--noptargs) {
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goto skip_optional_pos;
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}
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}
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skip_optional_pos:
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if (!noptargs) {
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goto skip_optional_kwonly;
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}
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usedforsecurity = PyObject_IsTrue(args[1]);
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if (usedforsecurity < 0) {
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goto exit;
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}
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skip_optional_kwonly:
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return_value = _hashlib_openssl_sha256_impl(module, data_obj, usedforsecurity);
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exit:
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return return_value;
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}
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PyDoc_STRVAR(_hashlib_openssl_sha384__doc__,
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"openssl_sha384($module, /, string=b\'\', *, usedforsecurity=True)\n"
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"--\n"
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"\n"
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"Returns a sha384 hash object; optionally initialized with a string");
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#define _HASHLIB_OPENSSL_SHA384_METHODDEF \
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{"openssl_sha384", (PyCFunction)(void(*)(void))_hashlib_openssl_sha384, METH_FASTCALL|METH_KEYWORDS, _hashlib_openssl_sha384__doc__},
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static PyObject *
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_hashlib_openssl_sha384_impl(PyObject *module, PyObject *data_obj,
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int usedforsecurity);
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static PyObject *
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_hashlib_openssl_sha384(PyObject *module, PyObject *const *args, Py_ssize_t nargs, PyObject *kwnames)
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{
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PyObject *return_value = NULL;
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static const char * const _keywords[] = {"string", "usedforsecurity", NULL};
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static _PyArg_Parser _parser = {NULL, _keywords, "openssl_sha384", 0};
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PyObject *argsbuf[2];
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Py_ssize_t noptargs = nargs + (kwnames ? PyTuple_GET_SIZE(kwnames) : 0) - 0;
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PyObject *data_obj = NULL;
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int usedforsecurity = 1;
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args = _PyArg_UnpackKeywords(args, nargs, NULL, kwnames, &_parser, 0, 1, 0, argsbuf);
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if (!args) {
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goto exit;
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}
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if (!noptargs) {
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goto skip_optional_pos;
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}
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if (args[0]) {
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data_obj = args[0];
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if (!--noptargs) {
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goto skip_optional_pos;
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}
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}
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skip_optional_pos:
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if (!noptargs) {
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goto skip_optional_kwonly;
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}
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usedforsecurity = PyObject_IsTrue(args[1]);
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if (usedforsecurity < 0) {
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goto exit;
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}
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skip_optional_kwonly:
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return_value = _hashlib_openssl_sha384_impl(module, data_obj, usedforsecurity);
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exit:
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return return_value;
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}
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PyDoc_STRVAR(_hashlib_openssl_sha512__doc__,
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"openssl_sha512($module, /, string=b\'\', *, usedforsecurity=True)\n"
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"--\n"
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"\n"
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"Returns a sha512 hash object; optionally initialized with a string");
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#define _HASHLIB_OPENSSL_SHA512_METHODDEF \
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{"openssl_sha512", (PyCFunction)(void(*)(void))_hashlib_openssl_sha512, METH_FASTCALL|METH_KEYWORDS, _hashlib_openssl_sha512__doc__},
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static PyObject *
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_hashlib_openssl_sha512_impl(PyObject *module, PyObject *data_obj,
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int usedforsecurity);
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static PyObject *
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_hashlib_openssl_sha512(PyObject *module, PyObject *const *args, Py_ssize_t nargs, PyObject *kwnames)
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{
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PyObject *return_value = NULL;
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static const char * const _keywords[] = {"string", "usedforsecurity", NULL};
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static _PyArg_Parser _parser = {NULL, _keywords, "openssl_sha512", 0};
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PyObject *argsbuf[2];
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Py_ssize_t noptargs = nargs + (kwnames ? PyTuple_GET_SIZE(kwnames) : 0) - 0;
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PyObject *data_obj = NULL;
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int usedforsecurity = 1;
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args = _PyArg_UnpackKeywords(args, nargs, NULL, kwnames, &_parser, 0, 1, 0, argsbuf);
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if (!args) {
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goto exit;
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}
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if (!noptargs) {
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goto skip_optional_pos;
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}
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if (args[0]) {
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data_obj = args[0];
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if (!--noptargs) {
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goto skip_optional_pos;
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}
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}
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skip_optional_pos:
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if (!noptargs) {
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goto skip_optional_kwonly;
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}
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usedforsecurity = PyObject_IsTrue(args[1]);
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if (usedforsecurity < 0) {
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goto exit;
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}
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skip_optional_kwonly:
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return_value = _hashlib_openssl_sha512_impl(module, data_obj, usedforsecurity);
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exit:
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return return_value;
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}
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PyDoc_STRVAR(pbkdf2_hmac__doc__,
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"pbkdf2_hmac($module, /, hash_name, password, salt, iterations,\n"
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" dklen=None)\n"
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"--\n"
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"\n"
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"Password based key derivation function 2 (PKCS #5 v2.0) with HMAC as pseudorandom function.");
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#define PBKDF2_HMAC_METHODDEF \
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{"pbkdf2_hmac", (PyCFunction)(void(*)(void))pbkdf2_hmac, METH_FASTCALL|METH_KEYWORDS, pbkdf2_hmac__doc__},
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static PyObject *
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pbkdf2_hmac_impl(PyObject *module, const char *hash_name,
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Py_buffer *password, Py_buffer *salt, long iterations,
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PyObject *dklen_obj);
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static PyObject *
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pbkdf2_hmac(PyObject *module, PyObject *const *args, Py_ssize_t nargs, PyObject *kwnames)
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{
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PyObject *return_value = NULL;
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static const char * const _keywords[] = {"hash_name", "password", "salt", "iterations", "dklen", NULL};
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static _PyArg_Parser _parser = {NULL, _keywords, "pbkdf2_hmac", 0};
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PyObject *argsbuf[5];
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Py_ssize_t noptargs = nargs + (kwnames ? PyTuple_GET_SIZE(kwnames) : 0) - 4;
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const char *hash_name;
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Py_buffer password = {NULL, NULL};
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Py_buffer salt = {NULL, NULL};
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long iterations;
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PyObject *dklen_obj = Py_None;
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args = _PyArg_UnpackKeywords(args, nargs, NULL, kwnames, &_parser, 4, 5, 0, argsbuf);
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|
if (!args) {
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goto exit;
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}
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if (!PyUnicode_Check(args[0])) {
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_PyArg_BadArgument("pbkdf2_hmac", "argument 'hash_name'", "str", args[0]);
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goto exit;
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}
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|
Py_ssize_t hash_name_length;
|
|
hash_name = PyUnicode_AsUTF8AndSize(args[0], &hash_name_length);
|
|
if (hash_name == NULL) {
|
|
goto exit;
|
|
}
|
|
if (strlen(hash_name) != (size_t)hash_name_length) {
|
|
PyErr_SetString(PyExc_ValueError, "embedded null character");
|
|
goto exit;
|
|
}
|
|
if (PyObject_GetBuffer(args[1], &password, PyBUF_SIMPLE) != 0) {
|
|
goto exit;
|
|
}
|
|
if (!PyBuffer_IsContiguous(&password, 'C')) {
|
|
_PyArg_BadArgument("pbkdf2_hmac", "argument 'password'", "contiguous buffer", args[1]);
|
|
goto exit;
|
|
}
|
|
if (PyObject_GetBuffer(args[2], &salt, PyBUF_SIMPLE) != 0) {
|
|
goto exit;
|
|
}
|
|
if (!PyBuffer_IsContiguous(&salt, 'C')) {
|
|
_PyArg_BadArgument("pbkdf2_hmac", "argument 'salt'", "contiguous buffer", args[2]);
|
|
goto exit;
|
|
}
|
|
if (PyFloat_Check(args[3])) {
|
|
PyErr_SetString(PyExc_TypeError,
|
|
"integer argument expected, got float" );
|
|
goto exit;
|
|
}
|
|
iterations = PyLong_AsLong(args[3]);
|
|
if (iterations == -1 && PyErr_Occurred()) {
|
|
goto exit;
|
|
}
|
|
if (!noptargs) {
|
|
goto skip_optional_pos;
|
|
}
|
|
dklen_obj = args[4];
|
|
skip_optional_pos:
|
|
return_value = pbkdf2_hmac_impl(module, hash_name, &password, &salt, iterations, dklen_obj);
|
|
|
|
exit:
|
|
/* Cleanup for password */
|
|
if (password.obj) {
|
|
PyBuffer_Release(&password);
|
|
}
|
|
/* Cleanup for salt */
|
|
if (salt.obj) {
|
|
PyBuffer_Release(&salt);
|
|
}
|
|
|
|
return return_value;
|
|
}
|
|
|
|
#if (OPENSSL_VERSION_NUMBER > 0x10100000L && !defined(OPENSSL_NO_SCRYPT) && !defined(LIBRESSL_VERSION_NUMBER))
|
|
|
|
PyDoc_STRVAR(_hashlib_scrypt__doc__,
|
|
"scrypt($module, /, password, *, salt=None, n=None, r=None, p=None,\n"
|
|
" maxmem=0, dklen=64)\n"
|
|
"--\n"
|
|
"\n"
|
|
"scrypt password-based key derivation function.");
|
|
|
|
#define _HASHLIB_SCRYPT_METHODDEF \
|
|
{"scrypt", (PyCFunction)(void(*)(void))_hashlib_scrypt, METH_FASTCALL|METH_KEYWORDS, _hashlib_scrypt__doc__},
|
|
|
|
static PyObject *
|
|
_hashlib_scrypt_impl(PyObject *module, Py_buffer *password, Py_buffer *salt,
|
|
PyObject *n_obj, PyObject *r_obj, PyObject *p_obj,
|
|
long maxmem, long dklen);
|
|
|
|
static PyObject *
|
|
_hashlib_scrypt(PyObject *module, PyObject *const *args, Py_ssize_t nargs, PyObject *kwnames)
|
|
{
|
|
PyObject *return_value = NULL;
|
|
static const char * const _keywords[] = {"password", "salt", "n", "r", "p", "maxmem", "dklen", NULL};
|
|
static _PyArg_Parser _parser = {NULL, _keywords, "scrypt", 0};
|
|
PyObject *argsbuf[7];
|
|
Py_ssize_t noptargs = nargs + (kwnames ? PyTuple_GET_SIZE(kwnames) : 0) - 1;
|
|
Py_buffer password = {NULL, NULL};
|
|
Py_buffer salt = {NULL, NULL};
|
|
PyObject *n_obj = Py_None;
|
|
PyObject *r_obj = Py_None;
|
|
PyObject *p_obj = Py_None;
|
|
long maxmem = 0;
|
|
long dklen = 64;
|
|
|
|
args = _PyArg_UnpackKeywords(args, nargs, NULL, kwnames, &_parser, 1, 1, 0, argsbuf);
|
|
if (!args) {
|
|
goto exit;
|
|
}
|
|
if (PyObject_GetBuffer(args[0], &password, PyBUF_SIMPLE) != 0) {
|
|
goto exit;
|
|
}
|
|
if (!PyBuffer_IsContiguous(&password, 'C')) {
|
|
_PyArg_BadArgument("scrypt", "argument 'password'", "contiguous buffer", args[0]);
|
|
goto exit;
|
|
}
|
|
if (!noptargs) {
|
|
goto skip_optional_kwonly;
|
|
}
|
|
if (args[1]) {
|
|
if (PyObject_GetBuffer(args[1], &salt, PyBUF_SIMPLE) != 0) {
|
|
goto exit;
|
|
}
|
|
if (!PyBuffer_IsContiguous(&salt, 'C')) {
|
|
_PyArg_BadArgument("scrypt", "argument 'salt'", "contiguous buffer", args[1]);
|
|
goto exit;
|
|
}
|
|
if (!--noptargs) {
|
|
goto skip_optional_kwonly;
|
|
}
|
|
}
|
|
if (args[2]) {
|
|
if (!PyLong_Check(args[2])) {
|
|
_PyArg_BadArgument("scrypt", "argument 'n'", "int", args[2]);
|
|
goto exit;
|
|
}
|
|
n_obj = args[2];
|
|
if (!--noptargs) {
|
|
goto skip_optional_kwonly;
|
|
}
|
|
}
|
|
if (args[3]) {
|
|
if (!PyLong_Check(args[3])) {
|
|
_PyArg_BadArgument("scrypt", "argument 'r'", "int", args[3]);
|
|
goto exit;
|
|
}
|
|
r_obj = args[3];
|
|
if (!--noptargs) {
|
|
goto skip_optional_kwonly;
|
|
}
|
|
}
|
|
if (args[4]) {
|
|
if (!PyLong_Check(args[4])) {
|
|
_PyArg_BadArgument("scrypt", "argument 'p'", "int", args[4]);
|
|
goto exit;
|
|
}
|
|
p_obj = args[4];
|
|
if (!--noptargs) {
|
|
goto skip_optional_kwonly;
|
|
}
|
|
}
|
|
if (args[5]) {
|
|
if (PyFloat_Check(args[5])) {
|
|
PyErr_SetString(PyExc_TypeError,
|
|
"integer argument expected, got float" );
|
|
goto exit;
|
|
}
|
|
maxmem = PyLong_AsLong(args[5]);
|
|
if (maxmem == -1 && PyErr_Occurred()) {
|
|
goto exit;
|
|
}
|
|
if (!--noptargs) {
|
|
goto skip_optional_kwonly;
|
|
}
|
|
}
|
|
if (PyFloat_Check(args[6])) {
|
|
PyErr_SetString(PyExc_TypeError,
|
|
"integer argument expected, got float" );
|
|
goto exit;
|
|
}
|
|
dklen = PyLong_AsLong(args[6]);
|
|
if (dklen == -1 && PyErr_Occurred()) {
|
|
goto exit;
|
|
}
|
|
skip_optional_kwonly:
|
|
return_value = _hashlib_scrypt_impl(module, &password, &salt, n_obj, r_obj, p_obj, maxmem, dklen);
|
|
|
|
exit:
|
|
/* Cleanup for password */
|
|
if (password.obj) {
|
|
PyBuffer_Release(&password);
|
|
}
|
|
/* Cleanup for salt */
|
|
if (salt.obj) {
|
|
PyBuffer_Release(&salt);
|
|
}
|
|
|
|
return return_value;
|
|
}
|
|
|
|
#endif /* (OPENSSL_VERSION_NUMBER > 0x10100000L && !defined(OPENSSL_NO_SCRYPT) && !defined(LIBRESSL_VERSION_NUMBER)) */
|
|
|
|
PyDoc_STRVAR(_hashlib_hmac_digest__doc__,
|
|
"hmac_digest($module, /, key, msg, digest)\n"
|
|
"--\n"
|
|
"\n"
|
|
"Single-shot HMAC.");
|
|
|
|
#define _HASHLIB_HMAC_DIGEST_METHODDEF \
|
|
{"hmac_digest", (PyCFunction)(void(*)(void))_hashlib_hmac_digest, METH_FASTCALL|METH_KEYWORDS, _hashlib_hmac_digest__doc__},
|
|
|
|
static PyObject *
|
|
_hashlib_hmac_digest_impl(PyObject *module, Py_buffer *key, Py_buffer *msg,
|
|
const char *digest);
|
|
|
|
static PyObject *
|
|
_hashlib_hmac_digest(PyObject *module, PyObject *const *args, Py_ssize_t nargs, PyObject *kwnames)
|
|
{
|
|
PyObject *return_value = NULL;
|
|
static const char * const _keywords[] = {"key", "msg", "digest", NULL};
|
|
static _PyArg_Parser _parser = {NULL, _keywords, "hmac_digest", 0};
|
|
PyObject *argsbuf[3];
|
|
Py_buffer key = {NULL, NULL};
|
|
Py_buffer msg = {NULL, NULL};
|
|
const char *digest;
|
|
|
|
args = _PyArg_UnpackKeywords(args, nargs, NULL, kwnames, &_parser, 3, 3, 0, argsbuf);
|
|
if (!args) {
|
|
goto exit;
|
|
}
|
|
if (PyObject_GetBuffer(args[0], &key, PyBUF_SIMPLE) != 0) {
|
|
goto exit;
|
|
}
|
|
if (!PyBuffer_IsContiguous(&key, 'C')) {
|
|
_PyArg_BadArgument("hmac_digest", "argument 'key'", "contiguous buffer", args[0]);
|
|
goto exit;
|
|
}
|
|
if (PyObject_GetBuffer(args[1], &msg, PyBUF_SIMPLE) != 0) {
|
|
goto exit;
|
|
}
|
|
if (!PyBuffer_IsContiguous(&msg, 'C')) {
|
|
_PyArg_BadArgument("hmac_digest", "argument 'msg'", "contiguous buffer", args[1]);
|
|
goto exit;
|
|
}
|
|
if (!PyUnicode_Check(args[2])) {
|
|
_PyArg_BadArgument("hmac_digest", "argument 'digest'", "str", args[2]);
|
|
goto exit;
|
|
}
|
|
Py_ssize_t digest_length;
|
|
digest = PyUnicode_AsUTF8AndSize(args[2], &digest_length);
|
|
if (digest == NULL) {
|
|
goto exit;
|
|
}
|
|
if (strlen(digest) != (size_t)digest_length) {
|
|
PyErr_SetString(PyExc_ValueError, "embedded null character");
|
|
goto exit;
|
|
}
|
|
return_value = _hashlib_hmac_digest_impl(module, &key, &msg, digest);
|
|
|
|
exit:
|
|
/* Cleanup for key */
|
|
if (key.obj) {
|
|
PyBuffer_Release(&key);
|
|
}
|
|
/* Cleanup for msg */
|
|
if (msg.obj) {
|
|
PyBuffer_Release(&msg);
|
|
}
|
|
|
|
return return_value;
|
|
}
|
|
|
|
#ifndef _HASHLIB_SCRYPT_METHODDEF
|
|
#define _HASHLIB_SCRYPT_METHODDEF
|
|
#endif /* !defined(_HASHLIB_SCRYPT_METHODDEF) */
|
|
/*[clinic end generated code: output=acb22ccddb7043c7 input=a9049054013a1b77]*/
|