mirror of
https://github.com/johndoe6345789/typthon.git
synced 2026-04-24 13:45:05 +00:00
42e2356c88
Fixed several macros and constants that should not have been renamed: - _Py_CAST, _Py_NULL, _Py_RVALUE (internal utility macros) - Py_UNUSED (unused parameter macro) - Py_EQ, Py_NE, Py_LT, Py_LE, Py_GT, Py_GE (comparison constants) - Py_RETURN_* macros (NONE, TRUE, FALSE, NOTIMPLEMENTED, RICHCOMPARE) - Py_READONLY, Py_ULL, Py_CONTEXT_SWITCHED - TyGC_Head in generated clinic files Build is still in progress with some remaining issues to resolve. Co-authored-by: johndoe6345789 <224850594+johndoe6345789@users.noreply.github.com>
155 lines
4.0 KiB
C
155 lines
4.0 KiB
C
/*
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* Python UUID module that wraps libuuid or Windows rpcrt4.dll.
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* DCE compatible Universally Unique Identifier library.
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*/
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// Need limited C API version 3.13 for Ty_mod_gil
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#include "pyconfig.h" // Ty_GIL_DISABLED
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#ifndef Ty_GIL_DISABLED
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# define Ty_LIMITED_API 0x030d0000
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#endif
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#include "Python.h"
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#if defined(HAVE_UUID_H)
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// AIX, FreeBSD, libuuid with pkgconf
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#include <uuid.h>
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#elif defined(HAVE_UUID_UUID_H)
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// libuuid without pkgconf
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#include <uuid/uuid.h>
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#endif
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#ifdef MS_WINDOWS
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#include <rpc.h>
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#endif
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#ifndef MS_WINDOWS
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static TyObject *
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py_uuid_generate_time_safe(TyObject *Py_UNUSED(context),
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TyObject *Py_UNUSED(ignored))
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{
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uuid_t uuid;
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#ifdef HAVE_UUID_GENERATE_TIME_SAFE
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int res;
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res = uuid_generate_time_safe(uuid);
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return Ty_BuildValue("y#i", (const char *) uuid, sizeof(uuid), res);
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#elif defined(HAVE_UUID_CREATE)
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uint32_t status;
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uuid_create(&uuid, &status);
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# if defined(HAVE_UUID_ENC_BE)
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unsigned char buf[sizeof(uuid)];
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uuid_enc_be(buf, &uuid);
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return Ty_BuildValue("y#i", buf, sizeof(uuid), (int) status);
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# else
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return Ty_BuildValue("y#i", (const char *) &uuid, sizeof(uuid), (int) status);
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# endif /* HAVE_UUID_CREATE */
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#else /* HAVE_UUID_GENERATE_TIME_SAFE */
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uuid_generate_time(uuid);
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return Ty_BuildValue("y#O", (const char *) uuid, sizeof(uuid), Ty_None);
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#endif /* HAVE_UUID_GENERATE_TIME_SAFE */
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}
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#else /* MS_WINDOWS */
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static TyObject *
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py_UuidCreate(TyObject *Py_UNUSED(context),
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TyObject *Py_UNUSED(ignored))
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{
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UUID uuid;
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RPC_STATUS res;
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Ty_BEGIN_ALLOW_THREADS
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res = UuidCreateSequential(&uuid);
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Ty_END_ALLOW_THREADS
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switch (res) {
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case RPC_S_OK:
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case RPC_S_UUID_LOCAL_ONLY:
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case RPC_S_UUID_NO_ADDRESS:
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/*
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All success codes, but the latter two indicate that the UUID is random
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rather than based on the MAC address. If the OS can't figure this out,
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neither can we, so we'll take it anyway.
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*/
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return Ty_BuildValue("y#", (const char *)&uuid, sizeof(uuid));
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}
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TyErr_SetFromWindowsErr(res);
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return NULL;
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}
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static int
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py_windows_has_stable_node(void)
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{
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UUID uuid;
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RPC_STATUS res;
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Ty_BEGIN_ALLOW_THREADS
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res = UuidCreateSequential(&uuid);
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Ty_END_ALLOW_THREADS
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return res == RPC_S_OK;
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}
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#endif /* MS_WINDOWS */
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static int
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uuid_exec(TyObject *module)
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{
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#define ADD_INT(NAME, VALUE) \
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do { \
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if (TyModule_AddIntConstant(module, (NAME), (VALUE)) < 0) { \
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return -1; \
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} \
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} while (0)
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assert(sizeof(uuid_t) == 16);
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#if defined(MS_WINDOWS)
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ADD_INT("has_uuid_generate_time_safe", 0);
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#elif defined(HAVE_UUID_GENERATE_TIME_SAFE)
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ADD_INT("has_uuid_generate_time_safe", 1);
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#else
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ADD_INT("has_uuid_generate_time_safe", 0);
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#endif
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#if defined(MS_WINDOWS)
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ADD_INT("has_stable_extractable_node", py_windows_has_stable_node());
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#elif defined(HAVE_UUID_GENERATE_TIME_SAFE_STABLE_MAC)
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ADD_INT("has_stable_extractable_node", 1);
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#else
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ADD_INT("has_stable_extractable_node", 0);
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#endif
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#undef ADD_INT
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return 0;
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}
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static TyMethodDef uuid_methods[] = {
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#if defined(HAVE_UUID_UUID_H) || defined(HAVE_UUID_H)
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{"generate_time_safe", py_uuid_generate_time_safe, METH_NOARGS, NULL},
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#endif
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#if defined(MS_WINDOWS)
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{"UuidCreate", py_UuidCreate, METH_NOARGS, NULL},
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#endif
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{NULL, NULL, 0, NULL} /* sentinel */
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};
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static PyModuleDef_Slot uuid_slots[] = {
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{Ty_mod_exec, uuid_exec},
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{Ty_mod_multiple_interpreters, Ty_MOD_PER_INTERPRETER_GIL_SUPPORTED},
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{Ty_mod_gil, Ty_MOD_GIL_NOT_USED},
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{0, NULL}
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};
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static struct TyModuleDef uuidmodule = {
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PyModuleDef_HEAD_INIT,
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.m_name = "_uuid",
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.m_size = 0,
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.m_methods = uuid_methods,
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.m_slots = uuid_slots,
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};
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PyMODINIT_FUNC
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PyInit__uuid(void)
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{
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return PyModuleDef_Init(&uuidmodule);
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}
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