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/*
* util.c
*
* Copyright (C) AB Strakt 2001, All rights reserved
* Copyright (C) Jean-Paul Calderone 2009, All rights reserved
*
* Utility functions.
* See the file RATIONALE for a short explanation of why this module was written.
*
* Reviewed 2001-07-23
*/
#include <Python.h>
#include "util.h"
/*
* Flush OpenSSL's error queue and return a list of errors (a (library,
* function, reason) string tuple)
*
* Arguments: None
* Returns: A list of errors (new reference)
*/
PyObject *
error_queue_to_list(void) {
PyObject *errlist, *tuple;
long err;
errlist = PyList_New(0);
while ((err = ERR_get_error()) != 0) {
tuple = Py_BuildValue("(sss)", ERR_lib_error_string(err),
ERR_func_error_string(err),
ERR_reason_error_string(err));
PyList_Append(errlist, tuple);
Py_DECREF(tuple);
}
return errlist;
}
void exception_from_error_queue(PyObject *the_Error) {
PyObject *errlist = error_queue_to_list();
PyErr_SetObject(the_Error, errlist);
Py_DECREF(errlist);
}
/*
* Flush OpenSSL's error queue and ignore the result
*
* Arguments: None
* Returns: None
*/
void
flush_error_queue(void) {
/*
* Make sure to save the errors to a local. Py_DECREF might expand such
* that it evaluates its argument more than once, which would lead to
* very nasty things if we just invoked it with error_queue_to_list().
*/
PyObject *list = error_queue_to_list();
Py_DECREF(list);
}
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