76 static PyObject *
77 crypto_load_privatekey(PyObject *spam, PyObject *args)
78 {
79     crypto_PKeyObj *crypto_PKey_New(EVP_PKEY *, int);
80     int type, len;
81     char *buffer;
82     PyObject *pw = NULL;
83     pem_password_cb *cb = NULL;
84     void *cb_arg = NULL;
85     BIO *bio;
86     EVP_PKEY *pkey;
87 
88     if (!PyArg_ParseTuple(args, "is#|O:load_privatekey", &type, &buffer, &len, &pw))
when PyArg_ParseTuple() succeeds
taking False path
89         return NULL;
90 
91     if (pw != NULL)
taking True path
92     {
93         if (PyBytes_Check(pw))
when treating unknown struct _typeobject * from OpenSSL/crypto/crypto.c:93 as non-NULL
when considering value == (long int)0 from OpenSSL/crypto/crypto.c:93
taking False path
94         {
95             cb = NULL;
96             cb_arg = PyBytes_AsString(pw);
97         }
98         else if (PyCallable_Check(pw))
when PyCallable_Check() returns 1 (true)
taking True path
99         {
100             cb = global_passphrase_callback;
101             cb_arg = pw;
102         }
103         else
104         {
105             PyErr_SetString(PyExc_TypeError, "Last argument must be string or callable");
106             return NULL;
107         }
108     }
109 
110     bio = BIO_new_mem_buf(buffer, len);
111     switch (type)
when following case 1
112     {
113         case X509_FILETYPE_PEM:
114             pkey = PEM_read_bio_PrivateKey(bio, NULL, cb, cb_arg);
115             break;
116 
117         case X509_FILETYPE_ASN1:
118             pkey = d2i_PrivateKey_bio(bio, NULL);
119             break;
120 
121         default:
122             PyErr_SetString(PyExc_ValueError, "type argument must be FILETYPE_PEM or FILETYPE_ASN1");
123             BIO_free(bio);
124             return NULL;
125     }
126     BIO_free(bio);
127 
128     if (pkey == NULL)
when treating unknown struct EVP_PKEY * from OpenSSL/crypto/crypto.c:114 as NULL
taking True path
129     {
130         exception_from_error_queue(crypto_Error);
131         return NULL;
132     }
133 
134     return (PyObject *)crypto_PKey_New(pkey, 1);
135 }
returning (PyObject*)NULL without setting an exception
found 3 similar trace(s) to this