1/*[clinic input]
2preserve
3[clinic start generated code]*/
4
5PyDoc_STRVAR(py_blake2b_new__doc__,
6"blake2b(data=b\'\', /, *, digest_size=_blake2.blake2b.MAX_DIGEST_SIZE,\n"
7"        key=b\'\', salt=b\'\', person=b\'\', fanout=1, depth=1, leaf_size=0,\n"
8"        node_offset=0, node_depth=0, inner_size=0, last_node=False,\n"
9"        usedforsecurity=True)\n"
10"--\n"
11"\n"
12"Return a new BLAKE2b hash object.");
13
14static PyObject *
15py_blake2b_new_impl(PyTypeObject *type, PyObject *data, int digest_size,
16                    Py_buffer *key, Py_buffer *salt, Py_buffer *person,
17                    int fanout, int depth, unsigned long leaf_size,
18                    unsigned long long node_offset, int node_depth,
19                    int inner_size, int last_node, int usedforsecurity);
20
21static PyObject *
22py_blake2b_new(PyTypeObject *type, PyObject *args, PyObject *kwargs)
23{
24    PyObject *return_value = NULL;
25    static const char * const _keywords[] = {"", "digest_size", "key", "salt", "person", "fanout", "depth", "leaf_size", "node_offset", "node_depth", "inner_size", "last_node", "usedforsecurity", NULL};
26    static _PyArg_Parser _parser = {NULL, _keywords, "blake2b", 0};
27    PyObject *argsbuf[13];
28    PyObject * const *fastargs;
29    Py_ssize_t nargs = PyTuple_GET_SIZE(args);
30    Py_ssize_t noptargs = nargs + (kwargs ? PyDict_GET_SIZE(kwargs) : 0) - 0;
31    PyObject *data = NULL;
32    int digest_size = BLAKE2B_OUTBYTES;
33    Py_buffer key = {NULL, NULL};
34    Py_buffer salt = {NULL, NULL};
35    Py_buffer person = {NULL, NULL};
36    int fanout = 1;
37    int depth = 1;
38    unsigned long leaf_size = 0;
39    unsigned long long node_offset = 0;
40    int node_depth = 0;
41    int inner_size = 0;
42    int last_node = 0;
43    int usedforsecurity = 1;
44
45    fastargs = _PyArg_UnpackKeywords(_PyTuple_CAST(args)->ob_item, nargs, kwargs, NULL, &_parser, 0, 1, 0, argsbuf);
46    if (!fastargs) {
47        goto exit;
48    }
49    if (nargs < 1) {
50        goto skip_optional_posonly;
51    }
52    noptargs--;
53    data = fastargs[0];
54skip_optional_posonly:
55    if (!noptargs) {
56        goto skip_optional_kwonly;
57    }
58    if (fastargs[1]) {
59        digest_size = _PyLong_AsInt(fastargs[1]);
60        if (digest_size == -1 && PyErr_Occurred()) {
61            goto exit;
62        }
63        if (!--noptargs) {
64            goto skip_optional_kwonly;
65        }
66    }
67    if (fastargs[2]) {
68        if (PyObject_GetBuffer(fastargs[2], &key, PyBUF_SIMPLE) != 0) {
69            goto exit;
70        }
71        if (!PyBuffer_IsContiguous(&key, 'C')) {
72            _PyArg_BadArgument("blake2b", "argument 'key'", "contiguous buffer", fastargs[2]);
73            goto exit;
74        }
75        if (!--noptargs) {
76            goto skip_optional_kwonly;
77        }
78    }
79    if (fastargs[3]) {
80        if (PyObject_GetBuffer(fastargs[3], &salt, PyBUF_SIMPLE) != 0) {
81            goto exit;
82        }
83        if (!PyBuffer_IsContiguous(&salt, 'C')) {
84            _PyArg_BadArgument("blake2b", "argument 'salt'", "contiguous buffer", fastargs[3]);
85            goto exit;
86        }
87        if (!--noptargs) {
88            goto skip_optional_kwonly;
89        }
90    }
91    if (fastargs[4]) {
92        if (PyObject_GetBuffer(fastargs[4], &person, PyBUF_SIMPLE) != 0) {
93            goto exit;
94        }
95        if (!PyBuffer_IsContiguous(&person, 'C')) {
96            _PyArg_BadArgument("blake2b", "argument 'person'", "contiguous buffer", fastargs[4]);
97            goto exit;
98        }
99        if (!--noptargs) {
100            goto skip_optional_kwonly;
101        }
102    }
103    if (fastargs[5]) {
104        fanout = _PyLong_AsInt(fastargs[5]);
105        if (fanout == -1 && PyErr_Occurred()) {
106            goto exit;
107        }
108        if (!--noptargs) {
109            goto skip_optional_kwonly;
110        }
111    }
112    if (fastargs[6]) {
113        depth = _PyLong_AsInt(fastargs[6]);
114        if (depth == -1 && PyErr_Occurred()) {
115            goto exit;
116        }
117        if (!--noptargs) {
118            goto skip_optional_kwonly;
119        }
120    }
121    if (fastargs[7]) {
122        if (!_PyLong_UnsignedLong_Converter(fastargs[7], &leaf_size)) {
123            goto exit;
124        }
125        if (!--noptargs) {
126            goto skip_optional_kwonly;
127        }
128    }
129    if (fastargs[8]) {
130        if (!_PyLong_UnsignedLongLong_Converter(fastargs[8], &node_offset)) {
131            goto exit;
132        }
133        if (!--noptargs) {
134            goto skip_optional_kwonly;
135        }
136    }
137    if (fastargs[9]) {
138        node_depth = _PyLong_AsInt(fastargs[9]);
139        if (node_depth == -1 && PyErr_Occurred()) {
140            goto exit;
141        }
142        if (!--noptargs) {
143            goto skip_optional_kwonly;
144        }
145    }
146    if (fastargs[10]) {
147        inner_size = _PyLong_AsInt(fastargs[10]);
148        if (inner_size == -1 && PyErr_Occurred()) {
149            goto exit;
150        }
151        if (!--noptargs) {
152            goto skip_optional_kwonly;
153        }
154    }
155    if (fastargs[11]) {
156        last_node = PyObject_IsTrue(fastargs[11]);
157        if (last_node < 0) {
158            goto exit;
159        }
160        if (!--noptargs) {
161            goto skip_optional_kwonly;
162        }
163    }
164    usedforsecurity = PyObject_IsTrue(fastargs[12]);
165    if (usedforsecurity < 0) {
166        goto exit;
167    }
168skip_optional_kwonly:
169    return_value = py_blake2b_new_impl(type, data, digest_size, &key, &salt, &person, fanout, depth, leaf_size, node_offset, node_depth, inner_size, last_node, usedforsecurity);
170
171exit:
172    /* Cleanup for key */
173    if (key.obj) {
174       PyBuffer_Release(&key);
175    }
176    /* Cleanup for salt */
177    if (salt.obj) {
178       PyBuffer_Release(&salt);
179    }
180    /* Cleanup for person */
181    if (person.obj) {
182       PyBuffer_Release(&person);
183    }
184
185    return return_value;
186}
187
188PyDoc_STRVAR(_blake2_blake2b_copy__doc__,
189"copy($self, /)\n"
190"--\n"
191"\n"
192"Return a copy of the hash object.");
193
194#define _BLAKE2_BLAKE2B_COPY_METHODDEF    \
195    {"copy", (PyCFunction)_blake2_blake2b_copy, METH_NOARGS, _blake2_blake2b_copy__doc__},
196
197static PyObject *
198_blake2_blake2b_copy_impl(BLAKE2bObject *self);
199
200static PyObject *
201_blake2_blake2b_copy(BLAKE2bObject *self, PyObject *Py_UNUSED(ignored))
202{
203    return _blake2_blake2b_copy_impl(self);
204}
205
206PyDoc_STRVAR(_blake2_blake2b_update__doc__,
207"update($self, data, /)\n"
208"--\n"
209"\n"
210"Update this hash object\'s state with the provided bytes-like object.");
211
212#define _BLAKE2_BLAKE2B_UPDATE_METHODDEF    \
213    {"update", (PyCFunction)_blake2_blake2b_update, METH_O, _blake2_blake2b_update__doc__},
214
215PyDoc_STRVAR(_blake2_blake2b_digest__doc__,
216"digest($self, /)\n"
217"--\n"
218"\n"
219"Return the digest value as a bytes object.");
220
221#define _BLAKE2_BLAKE2B_DIGEST_METHODDEF    \
222    {"digest", (PyCFunction)_blake2_blake2b_digest, METH_NOARGS, _blake2_blake2b_digest__doc__},
223
224static PyObject *
225_blake2_blake2b_digest_impl(BLAKE2bObject *self);
226
227static PyObject *
228_blake2_blake2b_digest(BLAKE2bObject *self, PyObject *Py_UNUSED(ignored))
229{
230    return _blake2_blake2b_digest_impl(self);
231}
232
233PyDoc_STRVAR(_blake2_blake2b_hexdigest__doc__,
234"hexdigest($self, /)\n"
235"--\n"
236"\n"
237"Return the digest value as a string of hexadecimal digits.");
238
239#define _BLAKE2_BLAKE2B_HEXDIGEST_METHODDEF    \
240    {"hexdigest", (PyCFunction)_blake2_blake2b_hexdigest, METH_NOARGS, _blake2_blake2b_hexdigest__doc__},
241
242static PyObject *
243_blake2_blake2b_hexdigest_impl(BLAKE2bObject *self);
244
245static PyObject *
246_blake2_blake2b_hexdigest(BLAKE2bObject *self, PyObject *Py_UNUSED(ignored))
247{
248    return _blake2_blake2b_hexdigest_impl(self);
249}
250/*[clinic end generated code: output=10eb47aba77f192d input=a9049054013a1b77]*/
251