Antoine Pitrou | a106aec | 2017-09-28 23:03:06 +0200 | [diff] [blame] | 1 | #define PY_SSIZE_T_CLEAN |
| 2 | |
| 3 | #include "Python.h" |
Michael Felt | 0d3ccb4 | 2017-12-30 22:39:20 +0100 | [diff] [blame] | 4 | #ifdef HAVE_UUID_UUID_H |
Antoine Pitrou | a106aec | 2017-09-28 23:03:06 +0200 | [diff] [blame] | 5 | #include <uuid/uuid.h> |
Michael Felt | 0d3ccb4 | 2017-12-30 22:39:20 +0100 | [diff] [blame] | 6 | #endif |
| 7 | #ifdef HAVE_UUID_H |
| 8 | #include <uuid.h> |
| 9 | #endif |
Antoine Pitrou | a106aec | 2017-09-28 23:03:06 +0200 | [diff] [blame] | 10 | |
| 11 | |
| 12 | static PyObject * |
Siddhesh Poyarekar | 55edd0c | 2018-04-30 00:29:33 +0530 | [diff] [blame] | 13 | py_uuid_generate_time_safe(PyObject *Py_UNUSED(context), |
| 14 | PyObject *Py_UNUSED(ignored)) |
Antoine Pitrou | a106aec | 2017-09-28 23:03:06 +0200 | [diff] [blame] | 15 | { |
Michael Felt | 0d3ccb4 | 2017-12-30 22:39:20 +0100 | [diff] [blame] | 16 | uuid_t uuid; |
Berker Peksag | 9a10ff4 | 2017-11-08 23:09:16 +0300 | [diff] [blame] | 17 | #ifdef HAVE_UUID_GENERATE_TIME_SAFE |
Antoine Pitrou | a106aec | 2017-09-28 23:03:06 +0200 | [diff] [blame] | 18 | int res; |
| 19 | |
Michael Felt | 0d3ccb4 | 2017-12-30 22:39:20 +0100 | [diff] [blame] | 20 | res = uuid_generate_time_safe(uuid); |
| 21 | return Py_BuildValue("y#i", (const char *) uuid, sizeof(uuid), res); |
Serhiy Storchaka | 17d8830 | 2018-05-25 01:45:09 +0300 | [diff] [blame] | 22 | #elif defined(HAVE_UUID_CREATE) |
David Carlier | b4ebaa7 | 2018-01-09 19:38:07 +0000 | [diff] [blame] | 23 | uint32_t status; |
Michael Felt | 0d3ccb4 | 2017-12-30 22:39:20 +0100 | [diff] [blame] | 24 | uuid_create(&uuid, &status); |
Serhiy Storchaka | 17d8830 | 2018-05-25 01:45:09 +0300 | [diff] [blame] | 25 | # if defined(HAVE_UUID_ENC_BE) |
| 26 | unsigned char buf[sizeof(uuid)]; |
| 27 | uuid_enc_be(buf, &uuid); |
| 28 | return Py_BuildValue("y#i", buf, sizeof(uuid), (int) status); |
| 29 | # else |
Michael Felt | 0d3ccb4 | 2017-12-30 22:39:20 +0100 | [diff] [blame] | 30 | return Py_BuildValue("y#i", (const char *) &uuid, sizeof(uuid), (int) status); |
Serhiy Storchaka | 17d8830 | 2018-05-25 01:45:09 +0300 | [diff] [blame] | 31 | # endif |
Victor Stinner | 4337a0d | 2017-10-02 07:57:59 -0700 | [diff] [blame] | 32 | #else |
Michael Felt | 0d3ccb4 | 2017-12-30 22:39:20 +0100 | [diff] [blame] | 33 | uuid_generate_time(uuid); |
| 34 | return Py_BuildValue("y#O", (const char *) uuid, sizeof(uuid), Py_None); |
Victor Stinner | 4337a0d | 2017-10-02 07:57:59 -0700 | [diff] [blame] | 35 | #endif |
Antoine Pitrou | a106aec | 2017-09-28 23:03:06 +0200 | [diff] [blame] | 36 | } |
| 37 | |
| 38 | |
| 39 | static PyMethodDef uuid_methods[] = { |
Siddhesh Poyarekar | 55edd0c | 2018-04-30 00:29:33 +0530 | [diff] [blame] | 40 | {"generate_time_safe", py_uuid_generate_time_safe, METH_NOARGS, NULL}, |
Antoine Pitrou | a106aec | 2017-09-28 23:03:06 +0200 | [diff] [blame] | 41 | {NULL, NULL, 0, NULL} /* sentinel */ |
| 42 | }; |
| 43 | |
| 44 | static struct PyModuleDef uuidmodule = { |
| 45 | PyModuleDef_HEAD_INIT, |
| 46 | .m_name = "_uuid", |
| 47 | .m_size = -1, |
| 48 | .m_methods = uuid_methods, |
| 49 | }; |
| 50 | |
| 51 | PyMODINIT_FUNC |
| 52 | PyInit__uuid(void) |
| 53 | { |
Victor Stinner | 4337a0d | 2017-10-02 07:57:59 -0700 | [diff] [blame] | 54 | PyObject *mod; |
Antoine Pitrou | a106aec | 2017-09-28 23:03:06 +0200 | [diff] [blame] | 55 | assert(sizeof(uuid_t) == 16); |
Berker Peksag | 9a10ff4 | 2017-11-08 23:09:16 +0300 | [diff] [blame] | 56 | #ifdef HAVE_UUID_GENERATE_TIME_SAFE |
Victor Stinner | 4337a0d | 2017-10-02 07:57:59 -0700 | [diff] [blame] | 57 | int has_uuid_generate_time_safe = 1; |
| 58 | #else |
| 59 | int has_uuid_generate_time_safe = 0; |
| 60 | #endif |
| 61 | mod = PyModule_Create(&uuidmodule); |
| 62 | if (mod == NULL) { |
| 63 | return NULL; |
| 64 | } |
| 65 | if (PyModule_AddIntConstant(mod, "has_uuid_generate_time_safe", |
| 66 | has_uuid_generate_time_safe) < 0) { |
Serhiy Storchaka | 17d8830 | 2018-05-25 01:45:09 +0300 | [diff] [blame] | 67 | Py_DECREF(mod); |
Victor Stinner | 4337a0d | 2017-10-02 07:57:59 -0700 | [diff] [blame] | 68 | return NULL; |
| 69 | } |
| 70 | |
| 71 | return mod; |
Antoine Pitrou | a106aec | 2017-09-28 23:03:06 +0200 | [diff] [blame] | 72 | } |