1 /*[clinic input]
2 preserve
3 [clinic start generated code]*/
4
5 PyDoc_STRVAR(marshal_dump__doc__,
6 "dump($module, value, file, version=version, /)\n"
7 "--\n"
8 "\n"
9 "Write the value on the open file.\n"
10 "\n"
11 " value\n"
12 " Must be a supported type.\n"
13 " file\n"
14 " Must be a writeable binary file.\n"
15 " version\n"
16 " Indicates the data format that dump should use.\n"
17 "\n"
18 "If the value has (or contains an object that has) an unsupported type, a\n"
19 "ValueError exception is raised - but garbage data will also be written\n"
20 "to the file. The object will not be properly read back by load().");
21
22 #define MARSHAL_DUMP_METHODDEF \
23 {"dump", (PyCFunction)marshal_dump, METH_FASTCALL, marshal_dump__doc__},
24
25 static PyObject *
26 marshal_dump_impl(PyObject *module, PyObject *value, PyObject *file,
27 int version);
28
29 static PyObject *
marshal_dump(PyObject * module,PyObject * const * args,Py_ssize_t nargs)30 marshal_dump(PyObject *module, PyObject *const *args, Py_ssize_t nargs)
31 {
32 PyObject *return_value = NULL;
33 PyObject *value;
34 PyObject *file;
35 int version = Py_MARSHAL_VERSION;
36
37 if (!_PyArg_ParseStack(args, nargs, "OO|i:dump",
38 &value, &file, &version)) {
39 goto exit;
40 }
41 return_value = marshal_dump_impl(module, value, file, version);
42
43 exit:
44 return return_value;
45 }
46
47 PyDoc_STRVAR(marshal_load__doc__,
48 "load($module, file, /)\n"
49 "--\n"
50 "\n"
51 "Read one value from the open file and return it.\n"
52 "\n"
53 " file\n"
54 " Must be readable binary file.\n"
55 "\n"
56 "If no valid value is read (e.g. because the data has a different Python\n"
57 "version\'s incompatible marshal format), raise EOFError, ValueError or\n"
58 "TypeError.\n"
59 "\n"
60 "Note: If an object containing an unsupported type was marshalled with\n"
61 "dump(), load() will substitute None for the unmarshallable type.");
62
63 #define MARSHAL_LOAD_METHODDEF \
64 {"load", (PyCFunction)marshal_load, METH_O, marshal_load__doc__},
65
66 PyDoc_STRVAR(marshal_dumps__doc__,
67 "dumps($module, value, version=version, /)\n"
68 "--\n"
69 "\n"
70 "Return the bytes object that would be written to a file by dump(value, file).\n"
71 "\n"
72 " value\n"
73 " Must be a supported type.\n"
74 " version\n"
75 " Indicates the data format that dumps should use.\n"
76 "\n"
77 "Raise a ValueError exception if value has (or contains an object that has) an\n"
78 "unsupported type.");
79
80 #define MARSHAL_DUMPS_METHODDEF \
81 {"dumps", (PyCFunction)marshal_dumps, METH_FASTCALL, marshal_dumps__doc__},
82
83 static PyObject *
84 marshal_dumps_impl(PyObject *module, PyObject *value, int version);
85
86 static PyObject *
marshal_dumps(PyObject * module,PyObject * const * args,Py_ssize_t nargs)87 marshal_dumps(PyObject *module, PyObject *const *args, Py_ssize_t nargs)
88 {
89 PyObject *return_value = NULL;
90 PyObject *value;
91 int version = Py_MARSHAL_VERSION;
92
93 if (!_PyArg_ParseStack(args, nargs, "O|i:dumps",
94 &value, &version)) {
95 goto exit;
96 }
97 return_value = marshal_dumps_impl(module, value, version);
98
99 exit:
100 return return_value;
101 }
102
103 PyDoc_STRVAR(marshal_loads__doc__,
104 "loads($module, bytes, /)\n"
105 "--\n"
106 "\n"
107 "Convert the bytes-like object to a value.\n"
108 "\n"
109 "If no valid value is found, raise EOFError, ValueError or TypeError. Extra\n"
110 "bytes in the input are ignored.");
111
112 #define MARSHAL_LOADS_METHODDEF \
113 {"loads", (PyCFunction)marshal_loads, METH_O, marshal_loads__doc__},
114
115 static PyObject *
116 marshal_loads_impl(PyObject *module, Py_buffer *bytes);
117
118 static PyObject *
marshal_loads(PyObject * module,PyObject * arg)119 marshal_loads(PyObject *module, PyObject *arg)
120 {
121 PyObject *return_value = NULL;
122 Py_buffer bytes = {NULL, NULL};
123
124 if (!PyArg_Parse(arg, "y*:loads", &bytes)) {
125 goto exit;
126 }
127 return_value = marshal_loads_impl(module, &bytes);
128
129 exit:
130 /* Cleanup for bytes */
131 if (bytes.obj) {
132 PyBuffer_Release(&bytes);
133 }
134
135 return return_value;
136 }
137 /*[clinic end generated code: output=584eb2222d86fdc3 input=a9049054013a1b77]*/
138