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
|
#ifndef LIBRT_BASE64_H
#define LIBRT_BASE64_H
#ifndef MYPYC_EXPERIMENTAL
static int
import_librt_base64(void)
{
// All librt.base64 features are experimental for now, so don't set up the API here
return 0;
}
#else // MYPYC_EXPERIMENTAL
#define LIBRT_BASE64_ABI_VERSION 1
#define LIBRT_BASE64_API_VERSION 2
#define LIBRT_BASE64_API_LEN 4
static void *LibRTBase64_API[LIBRT_BASE64_API_LEN];
#define LibRTBase64_ABIVersion (*(int (*)(void)) LibRTBase64_API[0])
#define LibRTBase64_APIVersion (*(int (*)(void)) LibRTBase64_API[1])
#define LibRTBase64_b64encode_internal (*(PyObject* (*)(PyObject *source, bool urlsafe)) LibRTBase64_API[2])
#define LibRTBase64_b64decode_internal (*(PyObject* (*)(PyObject *source, bool urlsafe)) LibRTBase64_API[3])
static int
import_librt_base64(void)
{
PyObject *mod = PyImport_ImportModule("librt.base64");
if (mod == NULL)
return -1;
Py_DECREF(mod); // we import just for the side effect of making the below work.
void *capsule = PyCapsule_Import("librt.base64._C_API", 0);
if (capsule == NULL)
return -1;
memcpy(LibRTBase64_API, capsule, sizeof(LibRTBase64_API));
if (LibRTBase64_ABIVersion() != LIBRT_BASE64_ABI_VERSION) {
char err[128];
snprintf(err, sizeof(err), "ABI version conflict for librt.base64, expected %d, found %d",
LIBRT_BASE64_ABI_VERSION,
LibRTBase64_ABIVersion()
);
PyErr_SetString(PyExc_ValueError, err);
return -1;
}
if (LibRTBase64_APIVersion() < LIBRT_BASE64_API_VERSION) {
char err[128];
snprintf(err, sizeof(err),
"API version conflict for librt.base64, expected %d or newer, found %d (hint: upgrade librt)",
LIBRT_BASE64_API_VERSION,
LibRTBase64_APIVersion()
);
PyErr_SetString(PyExc_ValueError, err);
return -1;
}
return 0;
}
#endif // MYPYC_EXPERIMENTAL
#endif // LIBRT_BASE64_H
|
