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Issue #17269: Workaround for a platform bug in getaddrinfo on OSX

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Without this patch socket.getaddrinfo crashed when called
with some unusual argument combinations.
This commit is contained in:
Ronald Oussoren 2013-05-24 13:47:37 +02:00
parent 05ec6aca3a
commit 27a4ac535f
3 changed files with 15 additions and 0 deletions
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9
Modules/socketmodule.c
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@ -5041,6 +5041,15 @@ socket_getaddrinfo(PyObject *self, PyObject *args, PyObject* kwargs)
PyErr_SetString(PyExc_OSError, "Int or String expected");
goto err;
}
#ifdef __APPLE__
if ((flags & AI_NUMERICSERV) && (pptr == NULL || (pptr[0] == '0' && pptr[1] == 0))) {
/* On OSX upto at least OSX 10.8 getaddrinfo crashes
* if AI_NUMERICSERV is set and the servname is NULL or "0".
* This workaround avoids a segfault in libsystem.
*/
pptr = "00";
}
#endif
memset(&hints, 0, sizeof(hints));
hints.ai_family = family;
hints.ai_socktype = socktype;