diff --git a/include/wrapping_dap_hash.h b/include/wrapping_dap_hash.h
new file mode 100644
index 0000000000000000000000000000000000000000..1d80fab57ca7fa50b72383dc9d76995b98dce569
--- /dev/null
+++ b/include/wrapping_dap_hash.h
@@ -0,0 +1,136 @@
+#ifndef _WRAPPING_DAP_HASH_
+#define _WRAPPING_DAP_HASH_
+
+#include <Python.h>
+#include "dap_hash.h"
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+typedef struct PyDapHashType{
+ PyObject_HEAD
+ dap_hash_type_t hash_type;
+}PyDapHashTypeObject;
+
+PyObject *DAP_HASH_TYPE_KECCAK_PY();
+PyObject *DAP_HASH_TYPE_SLOW_0_PY();
+
+static PyMethodDef DapHashTypeMethods[] = {
+ {"DAP_HASH_TYPE_KECCAK", (PyCFunction)DAP_HASH_TYPE_KECCAK_PY, METH_NOARGS | METH_STATIC, ""},
+ {"DAP_HASH_TYPE_SLOW_0", (PyCFunction)DAP_HASH_TYPE_SLOW_0_PY, METH_NOARGS | METH_STATIC, ""},
+ {NULL, NULL, 0, NULL}
+};
+
+static PyTypeObject DapChainHashTypeObject_DapChainHashTypeObjectType = {
+ PyVarObject_HEAD_INIT(NULL, 0)
+ "CellFrame.ChainHashType", /* tp_name */
+ sizeof(PyDapHashTypeObject), /* tp_basicsize */
+ 0, /* tp_itemsize */
+ 0, /* tp_dealloc */
+ 0, /* tp_print */
+ 0, /* tp_getattr */
+ 0, /* tp_setattr */
+ 0, /* tp_reserved */
+ 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 |
+ Py_TPFLAGS_BASETYPE, /* tp_flags */
+ "Chain hash type object", /* tp_doc */
+ 0, /* tp_traverse */
+ 0, /* tp_clear */
+ 0, /* tp_richcompare */
+ 0, /* tp_weaklistoffset */
+ 0, /* tp_iter */
+ 0, /* tp_iternext */
+ DapHashTypeMethods, /* 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 */
+ 0, /* tp_alloc */
+ PyType_GenericNew, /* tp_new */
+};
+
+/*=================*/
+
+/* Chain hash fast */
+typedef struct PyDapChainHashFast{
+ PyObject_HEAD
+ dap_chain_hash_fast_t *hash_fast;
+}PyDapChainHashFastObject;
+
+PyObject *dap_chain_str_to_hash_fast_py(PyObject *self, PyObject *args);
+PyObject *dap_hash_fast_py(PyObject *self, PyObject *args);
+PyObject *dap_hash_fast_compare_py(PyObject *self, PyObject *args);
+PyObject *dap_hash_fast_is_blank_py(PyObject *self, PyObject *args);
+PyObject *dap_chain_hash_fast_to_str_py(PyObject *self, PyObject *args);
+
+static PyMethodDef DapHashFastMethods[] = {
+ {"strToHashFast", (PyCFunction)dap_chain_str_to_hash_fast_py, METH_VARARGS | METH_STATIC, ""},
+ {"hashFast", (PyCFunction)dap_hash_fast_py, METH_VARARGS, ""},
+ {"compare", (PyCFunction)dap_hash_fast_compare_py, METH_VARARGS | METH_STATIC, ""},
+ {"isBlank", (PyCFunction)dap_hash_fast_is_blank_py, METH_VARARGS, ""},
+ {"toStr", (PyCFunction)dap_chain_hash_fast_to_str_py, METH_VARARGS, ""},
+ {NULL, NULL, 0, NULL}
+};
+
+static PyTypeObject DapChainHashFastObject_DapChainHashFastObjectType = {
+ PyVarObject_HEAD_INIT(NULL, 0)
+ "CellFrame.ChainFast", /* tp_name */
+ sizeof(PyDapChainHashFastObject), /* tp_basicsize */
+ 0, /* tp_itemsize */
+ 0, /* tp_dealloc */
+ 0, /* tp_print */
+ 0, /* tp_getattr */
+ 0, /* tp_setattr */
+ 0, /* tp_reserved */
+ 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 |
+ Py_TPFLAGS_BASETYPE, /* tp_flags */
+ "Chain hash fast object", /* tp_doc */
+ 0, /* tp_traverse */
+ 0, /* tp_clear */
+ 0, /* tp_richcompare */
+ 0, /* tp_weaklistoffset */
+ 0, /* tp_iter */
+ 0, /* tp_iternext */
+ DapHashFastMethods, /* 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 */
+ 0, /* tp_alloc */
+ PyType_GenericNew, /* tp_new */
+};
+
+#ifdef __cplusplus
+}
+#endif
+
+#endif // _WRAPPING_DAP_HASH_
diff --git a/src/wrapping_dap_hash.c b/src/wrapping_dap_hash.c
new file mode 100644
index 0000000000000000000000000000000000000000..06d1227ea7c9b27a60d475801d82002e47a58efb
--- /dev/null
+++ b/src/wrapping_dap_hash.c
@@ -0,0 +1,63 @@
+#include "wrapping_dap_hash.h"
+
+PyObject *DAP_HASH_TYPE_KECCAK_PY(){
+ PyObject *obj = _PyObject_New(&DapChainHashTypeObject_DapChainHashTypeObjectType);
+ ((PyDapHashTypeObject*)obj)->hash_type = DAP_HASH_TYPE_KECCAK;
+ return Py_BuildValue("O", obj);
+}
+PyObject *DAP_HASH_TYPE_SLOW_0_PY(){
+ PyObject *obj = _PyObject_New(&DapChainHashTypeObject_DapChainHashTypeObjectType);
+ ((PyDapHashTypeObject*)obj)->hash_type = DAP_HASH_TYPE_SLOW_0;
+ return Py_BuildValue("O", obj);
+}
+
+PyObject *dap_chain_str_to_hash_fast_py(PyObject *self, PyObject *args){
+ const char *hash_str;
+ PyObject *obj_hash_fast;
+ if (!PyArg_ParseTuple(args, "s|O", &hash_str, &obj_hash_fast))
+ return NULL;
+ int res = dap_chain_str_to_hash_fast(hash_str, ((PyDapChainHashFastObject*)obj_hash_fast)->hash_fast);
+ return Py_BuildValue("nO", res, obj_hash_fast);
+}
+
+PyObject *dap_hash_fast_py(PyObject *self, PyObject *args){
+ PyObject *obj_bytes;
+ size_t data_in_size;
+ if (!PyArg_ParseTuple(args, "O|n", &obj_bytes, &data_in_size))
+ return NULL;
+ const void *bytes = (void*)PyBytes_AsString(obj_bytes);
+ bool res = dap_hash_fast(bytes, data_in_size, ((PyDapChainHashFastObject*)self)->hash_fast);
+ if (res)
+ return Py_BuildValue("O", Py_True);
+ else
+ return Py_BuildValue("O", Py_False);
+}
+
+PyObject *dap_hash_fast_compare_py(PyObject *self, PyObject *args){
+ PyObject *hash1;
+ PyObject *hash2;
+ if (!PyArg_ParseTuple(args, "O|O", &hash1, &hash2))
+ return NULL;
+ bool res = dap_hash_fast_compare(((PyDapChainHashFastObject*)hash1)->hash_fast, ((PyDapChainHashFastObject*)hash2)->hash_fast);
+ if (res)
+ return Py_BuildValue("O", Py_True);
+ else
+ return Py_BuildValue("O", Py_False);
+}
+
+PyObject *dap_hash_fast_is_blank_py(PyObject *self, PyObject *args){
+ bool res = dap_hash_fast_is_blank(((PyDapChainHashFastObject*)self)->hash_fast);
+ if (res)
+ return Py_BuildValue("O", Py_True);
+ else
+ return Py_BuildValue("O", Py_False);
+}
+
+PyObject *dap_chain_hash_fast_to_str_py(PyObject *self, PyObject *args){
+ char *str;
+ size_t str_max;
+ if (!PyArg_ParseTuple(args, "s|n", &str, &str_max))
+ return NULL;
+ int res = dap_chain_hash_fast_to_str(((PyDapChainHashFastObject*)self)->hash_fast, str, str_max);
+ return Py_BuildValue("sn", &str, &str_max);
+}