FazBrowse GitHub Viewer
|
Trending
|
URL:
|
Home
Tools:
[Download Repo ZIP]
[View Raw Code]
[Original HTTPS Page]
msgpack-python/msgpack/unpack.h at master · devendor/msgpack-python · GitHub
devendor
/
msgpack-python
Public
forked from
msgpack/msgpack-python
Notifications
You must be signed in to change notification settings
Fork
0
Star
0
Code
Pull requests
0
Actions
Projects
Wiki
Security and quality
0
Insights
Additional navigation options
Code
Pull requests
Actions
Projects
Wiki
Security and quality
Insights
Expand file tree
Breadcrumbs
msgpack-python
/
msgpack
/
unpack.h
Copy path
More file actions
More file actions
Latest commit
History
History
History
282 lines (250 loc) · 7.66 KB
Breadcrumbs
msgpack-python
/
msgpack
/
unpack.h
Copy path
File metadata and controls
282 lines (250 loc) · 7.66 KB
Raw
Copy raw file
Download raw file
Open symbols panel
Edit and raw actions
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
/*
* MessagePack for Python unpacking routine
*
* Copyright (C) 2009 Naoki INADA
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
#define
MSGPACK_EMBED_STACK_SIZE
(1024)
#include
"unpack_define.h"
typedef
struct
unpack_user
{
bool
use_list
;
bool
raw
;
bool
has_pairs_hook
;
PyObject
*
object_hook
;
PyObject
*
list_hook
;
PyObject
*
ext_hook
;
const
char
*
encoding
;
const
char
*
unicode_errors
;
Py_ssize_t
max_str_len
,
max_bin_len
,
max_array_len
,
max_map_len
,
max_ext_len
;
}
unpack_user
;
typedef
PyObject
*
msgpack_unpack_object
;
struct
unpack_context
;
typedef
struct
unpack_context
unpack_context
;
typedef
int
(
*
execute_fn
)(
unpack_context
*
ctx
,
const
char
*
data
,
Py_ssize_t
len
,
Py_ssize_t
*
off
);
static
inline
msgpack_unpack_object
unpack_callback_root
(
unpack_user
*
u
)
{
return
NULL
;
}
static
inline
int
unpack_callback_uint16
(
unpack_user
*
u
,
uint16_t
d
,
msgpack_unpack_object
*
o
)
{
PyObject
*
p
=
PyInt_FromLong
((
long
)
d
);
if
(!
p
)
return
-1
;
*
o
=
p
;
return
0
;
}
static
inline
int
unpack_callback_uint8
(
unpack_user
*
u
,
uint8_t
d
,
msgpack_unpack_object
*
o
)
{
return
unpack_callback_uint16
(
u
,
d
,
o
);
}
static
inline
int
unpack_callback_uint32
(
unpack_user
*
u
,
uint32_t
d
,
msgpack_unpack_object
*
o
)
{
PyObject
*
p
=
PyInt_FromSize_t
((
size_t
)
d
);
if
(!
p
)
return
-1
;
*
o
=
p
;
return
0
;
}
static
inline
int
unpack_callback_uint64
(
unpack_user
*
u
,
uint64_t
d
,
msgpack_unpack_object
*
o
)
{
PyObject
*
p
;
if
(
d
>
LONG_MAX
) {
p
=
PyLong_FromUnsignedLongLong
((
unsigned
PY_LONG_LONG
)
d
);
}
else
{
p
=
PyInt_FromLong
((
long
)
d
);
}
if
(!
p
)
return
-1
;
*
o
=
p
;
return
0
;
}
static
inline
int
unpack_callback_int32
(
unpack_user
*
u
,
int32_t
d
,
msgpack_unpack_object
*
o
)
{
PyObject
*
p
=
PyInt_FromLong
(
d
);
if
(!
p
)
return
-1
;
*
o
=
p
;
return
0
;
}
static
inline
int
unpack_callback_int16
(
unpack_user
*
u
,
int16_t
d
,
msgpack_unpack_object
*
o
)
{
return
unpack_callback_int32
(
u
,
d
,
o
);
}
static
inline
int
unpack_callback_int8
(
unpack_user
*
u
,
int8_t
d
,
msgpack_unpack_object
*
o
)
{
return
unpack_callback_int32
(
u
,
d
,
o
);
}
static
inline
int
unpack_callback_int64
(
unpack_user
*
u
,
int64_t
d
,
msgpack_unpack_object
*
o
)
{
PyObject
*
p
;
if
(
d
>
LONG_MAX
||
d
<
LONG_MIN
) {
p
=
PyLong_FromLongLong
((
PY_LONG_LONG
)
d
);
}
else
{
p
=
PyInt_FromLong
((
long
)
d
);
}
*
o
=
p
;
return
0
;
}
static
inline
int
unpack_callback_double
(
unpack_user
*
u
,
double
d
,
msgpack_unpack_object
*
o
)
{
PyObject
*
p
=
PyFloat_FromDouble
(
d
);
if
(!
p
)
return
-1
;
*
o
=
p
;
return
0
;
}
static
inline
int
unpack_callback_float
(
unpack_user
*
u
,
float
d
,
msgpack_unpack_object
*
o
)
{
return
unpack_callback_double
(
u
,
d
,
o
);
}
static
inline
int
unpack_callback_nil
(
unpack_user
*
u
,
msgpack_unpack_object
*
o
)
{
Py_INCREF
(
Py_None
);
*
o
=
Py_None
;
return
0
; }
static
inline
int
unpack_callback_true
(
unpack_user
*
u
,
msgpack_unpack_object
*
o
)
{
Py_INCREF
(
Py_True
);
*
o
=
Py_True
;
return
0
; }
static
inline
int
unpack_callback_false
(
unpack_user
*
u
,
msgpack_unpack_object
*
o
)
{
Py_INCREF
(
Py_False
);
*
o
=
Py_False
;
return
0
; }
static
inline
int
unpack_callback_array
(
unpack_user
*
u
,
unsigned
int
n
,
msgpack_unpack_object
*
o
)
{
if
(
n
>
u
->
max_array_len
) {
PyErr_Format
(
PyExc_ValueError
,
"%u exceeds max_array_len(%zd)"
,
n
,
u
->
max_array_len
);
return
-1
;
}
PyObject
*
p
=
u
->
use_list
?
PyList_New
(
n
) :
PyTuple_New
(
n
);
if
(!
p
)
return
-1
;
*
o
=
p
;
return
0
;
}
static
inline
int
unpack_callback_array_item
(
unpack_user
*
u
,
unsigned
int
current
,
msgpack_unpack_object
*
c
,
msgpack_unpack_object
o
)
{
if
(
u
->
use_list
)
PyList_SET_ITEM
(
*
c
,
current
,
o
);
else
PyTuple_SET_ITEM
(
*
c
,
current
,
o
);
return
0
;
}
static
inline
int
unpack_callback_array_end
(
unpack_user
*
u
,
msgpack_unpack_object
*
c
)
{
if
(
u
->
list_hook
) {
PyObject
*
new_c
=
PyObject_CallFunctionObjArgs
(
u
->
list_hook
,
*
c
,
NULL
);
if
(!
new_c
)
return
-1
;
Py_DECREF
(
*
c
);
*
c
=
new_c
;
}
return
0
;
}
static
inline
int
unpack_callback_map
(
unpack_user
*
u
,
unsigned
int
n
,
msgpack_unpack_object
*
o
)
{
if
(
n
>
u
->
max_map_len
) {
PyErr_Format
(
PyExc_ValueError
,
"%u exceeds max_map_len(%zd)"
,
n
,
u
->
max_map_len
);
return
-1
;
}
PyObject
*
p
;
if
(
u
->
has_pairs_hook
) {
p
=
PyList_New
(
n
);
// Or use tuple?
}
else
{
p
=
PyDict_New
();
}
if
(!
p
)
return
-1
;
*
o
=
p
;
return
0
;
}
static
inline
int
unpack_callback_map_item
(
unpack_user
*
u
,
unsigned
int
current
,
msgpack_unpack_object
*
c
,
msgpack_unpack_object
k
,
msgpack_unpack_object
v
)
{
if
(
u
->
has_pairs_hook
) {
msgpack_unpack_object
item
=
PyTuple_Pack
(
2
,
k
,
v
);
if
(!
item
)
return
-1
;
Py_DECREF
(
k
);
Py_DECREF
(
v
);
PyList_SET_ITEM
(
*
c
,
current
,
item
);
return
0
;
}
else
if
(
PyDict_SetItem
(
*
c
,
k
,
v
)
==
0
) {
Py_DECREF
(
k
);
Py_DECREF
(
v
);
return
0
;
}
return
-1
;
}
static
inline
int
unpack_callback_map_end
(
unpack_user
*
u
,
msgpack_unpack_object
*
c
)
{
if
(
u
->
object_hook
) {
PyObject
*
new_c
=
PyObject_CallFunctionObjArgs
(
u
->
object_hook
,
*
c
,
NULL
);
if
(!
new_c
)
return
-1
;
Py_DECREF
(
*
c
);
*
c
=
new_c
;
}
return
0
;
}
static
inline
int
unpack_callback_raw
(
unpack_user
*
u
,
const
char
*
b
,
const
char
*
p
,
unsigned
int
l
,
msgpack_unpack_object
*
o
)
{
if
(
l
>
u
->
max_str_len
) {
PyErr_Format
(
PyExc_ValueError
,
"%u exceeds max_str_len(%zd)"
,
l
,
u
->
max_str_len
);
return
-1
;
}
PyObject
*
py
;
if
(
u
->
encoding
) {
py
=
PyUnicode_Decode
(
p
,
l
,
u
->
encoding
,
u
->
unicode_errors
);
}
else
if
(
u
->
raw
) {
py
=
PyBytes_FromStringAndSize
(
p
,
l
);
}
else
{
py
=
PyUnicode_DecodeUTF8
(
p
,
l
,
u
->
unicode_errors
);
}
if
(!
py
)
return
-1
;
*
o
=
py
;
return
0
;
}
static
inline
int
unpack_callback_bin
(
unpack_user
*
u
,
const
char
*
b
,
const
char
*
p
,
unsigned
int
l
,
msgpack_unpack_object
*
o
)
{
if
(
l
>
u
->
max_bin_len
) {
PyErr_Format
(
PyExc_ValueError
,
"%u exceeds max_bin_len(%zd)"
,
l
,
u
->
max_bin_len
);
return
-1
;
}
PyObject
*
py
=
PyBytes_FromStringAndSize
(
p
,
l
);
if
(!
py
)
return
-1
;
*
o
=
py
;
return
0
;
}
static
inline
int
unpack_callback_ext
(
unpack_user
*
u
,
const
char
*
base
,
const
char
*
pos
,
unsigned
int
length
,
msgpack_unpack_object
*
o
)
{
PyObject
*
py
;
int8_t
typecode
=
(
int8_t
)
*
pos
++
;
if
(!
u
->
ext_hook
) {
PyErr_SetString
(
PyExc_AssertionError
,
"u->ext_hook cannot be NULL"
);
return
-1
;
}
if
(
length
-
1
>
u
->
max_ext_len
) {
PyErr_Format
(
PyExc_ValueError
,
"%u exceeds max_ext_len(%zd)"
,
length
,
u
->
max_ext_len
);
return
-1
;
}
// length also includes the typecode, so the actual data is length-1
#if
PY_MAJOR_VERSION
==
2
py
=
PyObject_CallFunction
(
u
->
ext_hook
,
"(is#)"
, (
int
)
typecode
,
pos
, (
Py_ssize_t
)
length
-
1
);
#else
py
=
PyObject_CallFunction
(
u
->
ext_hook
,
"(iy#)"
, (
int
)
typecode
,
pos
, (
Py_ssize_t
)
length
-
1
);
#endif
if
(!
py
)
return
-1
;
*
o
=
py
;
return
0
;
}
#include
"unpack_template.h"
Back
|
FazBrowse Home
|
New Git URL