Jean-Paul Calderone | 897bc25 | 2008-02-18 20:50:23 -0500 | [diff] [blame] | 1 | /* |
| 2 | * context.c |
| 3 | * |
Jean-Paul Calderone | 8671c85 | 2011-03-02 19:26:20 -0500 | [diff] [blame] | 4 | * Copyright (C) AB Strakt |
| 5 | * Copyright (C) Jean-Paul Calderone |
| 6 | * See LICENSE for details. |
Jean-Paul Calderone | 897bc25 | 2008-02-18 20:50:23 -0500 | [diff] [blame] | 7 | * |
| 8 | * SSL Context objects and their methods. |
| 9 | * See the file RATIONALE for a short explanation of why this module was written. |
| 10 | * |
| 11 | * Reviewed 2001-07-23 |
| 12 | */ |
| 13 | #include <Python.h> |
Jean-Paul Calderone | 12ea9a0 | 2008-02-22 12:24:39 -0500 | [diff] [blame] | 14 | |
Jean-Paul Calderone | 28ebb30 | 2008-12-29 16:25:30 -0500 | [diff] [blame] | 15 | #if PY_VERSION_HEX >= 0x02050000 |
| 16 | # define PYARG_PARSETUPLE_FORMAT const char |
Jean-Paul Calderone | 6e2b685 | 2009-10-24 14:04:30 -0400 | [diff] [blame] | 17 | # define PYOBJECT_GETATTRSTRING_TYPE const char* |
Jean-Paul Calderone | 28ebb30 | 2008-12-29 16:25:30 -0500 | [diff] [blame] | 18 | #else |
| 19 | # define PYARG_PARSETUPLE_FORMAT char |
Jean-Paul Calderone | 6e2b685 | 2009-10-24 14:04:30 -0400 | [diff] [blame] | 20 | # define PYOBJECT_GETATTRSTRING_TYPE char* |
Jean-Paul Calderone | 28ebb30 | 2008-12-29 16:25:30 -0500 | [diff] [blame] | 21 | #endif |
| 22 | |
Jean-Paul Calderone | 12ea9a0 | 2008-02-22 12:24:39 -0500 | [diff] [blame] | 23 | #ifndef MS_WINDOWS |
| 24 | # include <sys/socket.h> |
| 25 | # include <netinet/in.h> |
| 26 | # if !(defined(__BEOS__) || defined(__CYGWIN__)) |
| 27 | # include <netinet/tcp.h> |
| 28 | # endif |
| 29 | #else |
| 30 | # include <winsock.h> |
| 31 | # include <wincrypt.h> |
| 32 | #endif |
| 33 | |
Jean-Paul Calderone | 897bc25 | 2008-02-18 20:50:23 -0500 | [diff] [blame] | 34 | #define SSL_MODULE |
| 35 | #include "ssl.h" |
| 36 | |
Jean-Paul Calderone | 897bc25 | 2008-02-18 20:50:23 -0500 | [diff] [blame] | 37 | /* |
| 38 | * CALLBACKS |
| 39 | * |
| 40 | * Callbacks work like this: We provide a "global" callback in C which |
| 41 | * transforms the arguments into a Python argument tuple and calls the |
| 42 | * corresponding Python callback, and then parsing the return value back into |
| 43 | * things the C function can return. |
| 44 | * |
| 45 | * Three caveats: |
| 46 | * + How do we find the Context object where the Python callbacks are stored? |
| 47 | * + What about multithreading and execution frames? |
| 48 | * + What about Python callbacks that raise exceptions? |
| 49 | * |
| 50 | * The solution to the first issue is trivial if the callback provides |
| 51 | * "userdata" functionality. Since the only callbacks that don't provide |
| 52 | * userdata do provide a pointer to an SSL structure, we can associate an SSL |
| 53 | * object and a Connection one-to-one via the SSL_set/get_app_data() |
| 54 | * functions. |
| 55 | * |
| 56 | * The solution to the other issue is to rewrite the Py_BEGIN_ALLOW_THREADS |
| 57 | * macro allowing it (or rather a new macro) to specify where to save the |
| 58 | * thread state (in our case, as a member of the Connection/Context object) so |
| 59 | * we can retrieve it again before calling the Python callback. |
| 60 | */ |
| 61 | |
| 62 | /* |
Jean-Paul Calderone | 828c9cb | 2008-04-26 18:06:54 -0400 | [diff] [blame] | 63 | * Globally defined passphrase callback. This is called from OpenSSL |
| 64 | * internally. The GIL will not be held when this function is invoked. It |
| 65 | * must not be held when the function returns. |
Jean-Paul Calderone | 897bc25 | 2008-02-18 20:50:23 -0500 | [diff] [blame] | 66 | * |
| 67 | * Arguments: buf - Buffer to store the returned passphrase in |
| 68 | * maxlen - Maximum length of the passphrase |
| 69 | * verify - If true, the passphrase callback should ask for a |
| 70 | * password twice and verify they're equal. If false, only |
| 71 | * ask once. |
| 72 | * arg - User data, always a Context object |
| 73 | * Returns: The length of the password if successful, 0 otherwise |
| 74 | */ |
| 75 | static int |
| 76 | global_passphrase_callback(char *buf, int maxlen, int verify, void *arg) |
| 77 | { |
Jean-Paul Calderone | 828c9cb | 2008-04-26 18:06:54 -0400 | [diff] [blame] | 78 | /* |
| 79 | * Initialize len here because we're always going to return it, and we |
| 80 | * might jump to the return before it gets initialized in any other way. |
| 81 | */ |
| 82 | int len = 0; |
Jean-Paul Calderone | 897bc25 | 2008-02-18 20:50:23 -0500 | [diff] [blame] | 83 | char *str; |
| 84 | PyObject *argv, *ret = NULL; |
| 85 | ssl_ContextObj *ctx = (ssl_ContextObj *)arg; |
| 86 | |
Jean-Paul Calderone | 828c9cb | 2008-04-26 18:06:54 -0400 | [diff] [blame] | 87 | /* |
| 88 | * GIL isn't held yet. First things first - acquire it, or any Python API |
| 89 | * we invoke might segfault or blow up the sun. The reverse will be done |
| 90 | * before returning. |
| 91 | */ |
| 92 | MY_END_ALLOW_THREADS(ctx->tstate); |
| 93 | |
Jean-Paul Calderone | 5ef8651 | 2008-04-26 19:06:28 -0400 | [diff] [blame] | 94 | /* The Python callback is called with a (maxlen,verify,userdata) tuple */ |
| 95 | argv = Py_BuildValue("(iiO)", maxlen, verify, ctx->passphrase_userdata); |
| 96 | |
Jean-Paul Calderone | 828c9cb | 2008-04-26 18:06:54 -0400 | [diff] [blame] | 97 | /* |
| 98 | * XXX Didn't check argv to see if it was NULL. -exarkun |
| 99 | */ |
| 100 | ret = PyEval_CallObject(ctx->passphrase_callback, argv); |
Jean-Paul Calderone | 897bc25 | 2008-02-18 20:50:23 -0500 | [diff] [blame] | 101 | Py_DECREF(argv); |
| 102 | |
Jean-Paul Calderone | 828c9cb | 2008-04-26 18:06:54 -0400 | [diff] [blame] | 103 | if (ret == NULL) { |
| 104 | /* |
Jean-Paul Calderone | e1fc4ea | 2010-07-30 18:18:00 -0400 | [diff] [blame] | 105 | * The callback raised an exception. It will be raised by whatever |
| 106 | * Python API triggered this callback. |
Jean-Paul Calderone | 828c9cb | 2008-04-26 18:06:54 -0400 | [diff] [blame] | 107 | */ |
| 108 | goto out; |
Jean-Paul Calderone | 897bc25 | 2008-02-18 20:50:23 -0500 | [diff] [blame] | 109 | } |
| 110 | |
Jean-Paul Calderone | 828c9cb | 2008-04-26 18:06:54 -0400 | [diff] [blame] | 111 | if (!PyObject_IsTrue(ret)) { |
| 112 | /* |
| 113 | * Returned "", or None, or something. Treat it as no passphrase. |
| 114 | */ |
Jean-Paul Calderone | 897bc25 | 2008-02-18 20:50:23 -0500 | [diff] [blame] | 115 | Py_DECREF(ret); |
Jean-Paul Calderone | 828c9cb | 2008-04-26 18:06:54 -0400 | [diff] [blame] | 116 | goto out; |
| 117 | } |
| 118 | |
Jean-Paul Calderone | 83dbcfd | 2010-08-11 20:20:57 -0400 | [diff] [blame] | 119 | if (!PyBytes_Check(ret)) { |
Jean-Paul Calderone | 828c9cb | 2008-04-26 18:06:54 -0400 | [diff] [blame] | 120 | /* |
Jean-Paul Calderone | e1fc4ea | 2010-07-30 18:18:00 -0400 | [diff] [blame] | 121 | * XXX Returned something that wasn't a string. This is bogus. We'll |
| 122 | * return 0 and OpenSSL will treat it as an error, resulting in an |
| 123 | * exception from whatever Python API triggered this callback. |
Jean-Paul Calderone | 828c9cb | 2008-04-26 18:06:54 -0400 | [diff] [blame] | 124 | */ |
| 125 | Py_DECREF(ret); |
| 126 | goto out; |
Jean-Paul Calderone | 897bc25 | 2008-02-18 20:50:23 -0500 | [diff] [blame] | 127 | } |
| 128 | |
Jean-Paul Calderone | 83dbcfd | 2010-08-11 20:20:57 -0400 | [diff] [blame] | 129 | len = PyBytes_Size(ret); |
Jean-Paul Calderone | 828c9cb | 2008-04-26 18:06:54 -0400 | [diff] [blame] | 130 | if (len > maxlen) { |
| 131 | /* |
Jean-Paul Calderone | e1fc4ea | 2010-07-30 18:18:00 -0400 | [diff] [blame] | 132 | * Returned more than we said they were allowed to return. Just |
| 133 | * truncate it. Might be better to raise an exception, |
| 134 | * instead. -exarkun |
Jean-Paul Calderone | 828c9cb | 2008-04-26 18:06:54 -0400 | [diff] [blame] | 135 | */ |
Jean-Paul Calderone | 897bc25 | 2008-02-18 20:50:23 -0500 | [diff] [blame] | 136 | len = maxlen; |
Jean-Paul Calderone | 828c9cb | 2008-04-26 18:06:54 -0400 | [diff] [blame] | 137 | } |
Jean-Paul Calderone | 897bc25 | 2008-02-18 20:50:23 -0500 | [diff] [blame] | 138 | |
Jean-Paul Calderone | 83dbcfd | 2010-08-11 20:20:57 -0400 | [diff] [blame] | 139 | str = PyBytes_AsString(ret); |
Jean-Paul Calderone | 897bc25 | 2008-02-18 20:50:23 -0500 | [diff] [blame] | 140 | strncpy(buf, str, len); |
| 141 | Py_XDECREF(ret); |
| 142 | |
Jean-Paul Calderone | 828c9cb | 2008-04-26 18:06:54 -0400 | [diff] [blame] | 143 | out: |
| 144 | /* |
| 145 | * This function is returning into OpenSSL. Release the GIL again. |
| 146 | */ |
| 147 | MY_BEGIN_ALLOW_THREADS(ctx->tstate); |
Jean-Paul Calderone | 897bc25 | 2008-02-18 20:50:23 -0500 | [diff] [blame] | 148 | return len; |
| 149 | } |
| 150 | |
| 151 | /* |
| 152 | * Globally defined verify callback |
| 153 | * |
| 154 | * Arguments: ok - True everything is OK "so far", false otherwise |
| 155 | * x509_ctx - Contains the certificate being checked, the current |
| 156 | * error number and depth, and the Connection we're |
| 157 | * dealing with |
| 158 | * Returns: True if everything is okay, false otherwise |
| 159 | */ |
| 160 | static int |
| 161 | global_verify_callback(int ok, X509_STORE_CTX *x509_ctx) |
| 162 | { |
| 163 | PyObject *argv, *ret; |
| 164 | SSL *ssl; |
| 165 | ssl_ConnectionObj *conn; |
| 166 | crypto_X509Obj *cert; |
Jean-Paul Calderone | 28ebb30 | 2008-12-29 16:25:30 -0500 | [diff] [blame] | 167 | int errnum, errdepth, c_ret; |
Jean-Paul Calderone | 5ef8651 | 2008-04-26 19:06:28 -0400 | [diff] [blame] | 168 | |
Jean-Paul Calderone | ac0d95f | 2008-03-10 00:00:42 -0400 | [diff] [blame] | 169 | // Get Connection object to check thread state |
| 170 | ssl = (SSL *)X509_STORE_CTX_get_app_data(x509_ctx); |
| 171 | conn = (ssl_ConnectionObj *)SSL_get_app_data(ssl); |
Jean-Paul Calderone | 5ef8651 | 2008-04-26 19:06:28 -0400 | [diff] [blame] | 172 | |
Jean-Paul Calderone | 26aea02 | 2008-09-21 18:47:06 -0400 | [diff] [blame] | 173 | MY_END_ALLOW_THREADS(conn->tstate); |
Jean-Paul Calderone | 5ef8651 | 2008-04-26 19:06:28 -0400 | [diff] [blame] | 174 | |
Jean-Paul Calderone | 1e9312e | 2010-10-31 21:26:18 -0400 | [diff] [blame] | 175 | cert = new_x509(X509_STORE_CTX_get_current_cert(x509_ctx), 0); |
Jean-Paul Calderone | 897bc25 | 2008-02-18 20:50:23 -0500 | [diff] [blame] | 176 | errnum = X509_STORE_CTX_get_error(x509_ctx); |
| 177 | errdepth = X509_STORE_CTX_get_error_depth(x509_ctx); |
Jean-Paul Calderone | 5ef8651 | 2008-04-26 19:06:28 -0400 | [diff] [blame] | 178 | |
Jean-Paul Calderone | 897bc25 | 2008-02-18 20:50:23 -0500 | [diff] [blame] | 179 | argv = Py_BuildValue("(OOiii)", (PyObject *)conn, (PyObject *)cert, |
| 180 | errnum, errdepth, ok); |
| 181 | Py_DECREF(cert); |
Jean-Paul Calderone | ac0d95f | 2008-03-10 00:00:42 -0400 | [diff] [blame] | 182 | ret = PyEval_CallObject(conn->context->verify_callback, argv); |
Jean-Paul Calderone | 897bc25 | 2008-02-18 20:50:23 -0500 | [diff] [blame] | 183 | Py_DECREF(argv); |
| 184 | |
Jean-Paul Calderone | ac0d95f | 2008-03-10 00:00:42 -0400 | [diff] [blame] | 185 | if (ret != NULL && PyObject_IsTrue(ret)) { |
Jean-Paul Calderone | 897bc25 | 2008-02-18 20:50:23 -0500 | [diff] [blame] | 186 | X509_STORE_CTX_set_error(x509_ctx, X509_V_OK); |
Jean-Paul Calderone | ac0d95f | 2008-03-10 00:00:42 -0400 | [diff] [blame] | 187 | Py_DECREF(ret); |
Jean-Paul Calderone | 897bc25 | 2008-02-18 20:50:23 -0500 | [diff] [blame] | 188 | c_ret = 1; |
Jean-Paul Calderone | ac0d95f | 2008-03-10 00:00:42 -0400 | [diff] [blame] | 189 | } else { |
Jean-Paul Calderone | 897bc25 | 2008-02-18 20:50:23 -0500 | [diff] [blame] | 190 | c_ret = 0; |
Jean-Paul Calderone | ac0d95f | 2008-03-10 00:00:42 -0400 | [diff] [blame] | 191 | } |
Jean-Paul Calderone | 897bc25 | 2008-02-18 20:50:23 -0500 | [diff] [blame] | 192 | |
Jean-Paul Calderone | 26aea02 | 2008-09-21 18:47:06 -0400 | [diff] [blame] | 193 | MY_BEGIN_ALLOW_THREADS(conn->tstate); |
Jean-Paul Calderone | 897bc25 | 2008-02-18 20:50:23 -0500 | [diff] [blame] | 194 | return c_ret; |
| 195 | } |
| 196 | |
| 197 | /* |
Jean-Paul Calderone | 5ef8651 | 2008-04-26 19:06:28 -0400 | [diff] [blame] | 198 | * Globally defined info callback. This is called from OpenSSL internally. |
| 199 | * The GIL will not be held when this function is invoked. It must not be held |
| 200 | * when the function returns. |
Jean-Paul Calderone | 897bc25 | 2008-02-18 20:50:23 -0500 | [diff] [blame] | 201 | * |
| 202 | * Arguments: ssl - The Connection |
| 203 | * where - The part of the SSL code that called us |
| 204 | * _ret - The return code of the SSL function that called us |
| 205 | * Returns: None |
| 206 | */ |
| 207 | static void |
Jean-Paul Calderone | 28ebb30 | 2008-12-29 16:25:30 -0500 | [diff] [blame] | 208 | global_info_callback(const SSL *ssl, int where, int _ret) |
Jean-Paul Calderone | 897bc25 | 2008-02-18 20:50:23 -0500 | [diff] [blame] | 209 | { |
| 210 | ssl_ConnectionObj *conn = (ssl_ConnectionObj *)SSL_get_app_data(ssl); |
| 211 | PyObject *argv, *ret; |
| 212 | |
Jean-Paul Calderone | 5ef8651 | 2008-04-26 19:06:28 -0400 | [diff] [blame] | 213 | /* |
| 214 | * GIL isn't held yet. First things first - acquire it, or any Python API |
| 215 | * we invoke might segfault or blow up the sun. The reverse will be done |
| 216 | * before returning. |
| 217 | */ |
| 218 | MY_END_ALLOW_THREADS(conn->tstate); |
| 219 | |
Jean-Paul Calderone | 897bc25 | 2008-02-18 20:50:23 -0500 | [diff] [blame] | 220 | argv = Py_BuildValue("(Oii)", (PyObject *)conn, where, _ret); |
Jean-Paul Calderone | 5ef8651 | 2008-04-26 19:06:28 -0400 | [diff] [blame] | 221 | ret = PyEval_CallObject(conn->context->info_callback, argv); |
Jean-Paul Calderone | 897bc25 | 2008-02-18 20:50:23 -0500 | [diff] [blame] | 222 | Py_DECREF(argv); |
| 223 | |
Jean-Paul Calderone | 5ef8651 | 2008-04-26 19:06:28 -0400 | [diff] [blame] | 224 | if (ret == NULL) { |
| 225 | /* |
| 226 | * XXX - This should be reported somehow. -exarkun |
| 227 | */ |
| 228 | PyErr_Clear(); |
| 229 | } else { |
| 230 | Py_DECREF(ret); |
| 231 | } |
| 232 | |
| 233 | /* |
| 234 | * This function is returning into OpenSSL. Release the GIL again. |
| 235 | */ |
| 236 | MY_BEGIN_ALLOW_THREADS(conn->tstate); |
Jean-Paul Calderone | 897bc25 | 2008-02-18 20:50:23 -0500 | [diff] [blame] | 237 | return; |
| 238 | } |
| 239 | |
| 240 | |
Jean-Paul Calderone | 1bd11fa | 2009-05-27 17:09:15 -0400 | [diff] [blame] | 241 | static char ssl_Context_doc[] = "\n\ |
| 242 | Context(method) -> Context instance\n\ |
| 243 | \n\ |
| 244 | OpenSSL.SSL.Context instances define the parameters for setting up new SSL\n\ |
| 245 | connections.\n\ |
| 246 | \n\ |
| 247 | @param method: One of SSLv2_METHOD, SSLv3_METHOD, SSLv23_METHOD, or\n\ |
| 248 | TLSv1_METHOD.\n\ |
| 249 | "; |
Jean-Paul Calderone | 897bc25 | 2008-02-18 20:50:23 -0500 | [diff] [blame] | 250 | |
| 251 | static char ssl_Context_load_verify_locations_doc[] = "\n\ |
| 252 | Let SSL know where we can find trusted certificates for the certificate\n\ |
| 253 | chain\n\ |
| 254 | \n\ |
Jean-Paul Calderone | 54bcc83 | 2009-05-27 14:06:48 -0400 | [diff] [blame] | 255 | @param cafile: In which file we can find the certificates\n\ |
Jean-Paul Calderone | 1bd11fa | 2009-05-27 17:09:15 -0400 | [diff] [blame] | 256 | @param capath: In which directory we can find the certificates\n\ |
Jean-Paul Calderone | 54bcc83 | 2009-05-27 14:06:48 -0400 | [diff] [blame] | 257 | @return: None\n\ |
Jean-Paul Calderone | 897bc25 | 2008-02-18 20:50:23 -0500 | [diff] [blame] | 258 | "; |
| 259 | static PyObject * |
Jean-Paul Calderone | 1cb5d02 | 2008-09-07 20:58:50 -0400 | [diff] [blame] | 260 | ssl_Context_load_verify_locations(ssl_ContextObj *self, PyObject *args) { |
| 261 | char *cafile = NULL; |
| 262 | char *capath = NULL; |
Jean-Paul Calderone | 897bc25 | 2008-02-18 20:50:23 -0500 | [diff] [blame] | 263 | |
Jean-Paul Calderone | 1cb5d02 | 2008-09-07 20:58:50 -0400 | [diff] [blame] | 264 | if (!PyArg_ParseTuple(args, "z|z:load_verify_locations", &cafile, &capath)) { |
Jean-Paul Calderone | 897bc25 | 2008-02-18 20:50:23 -0500 | [diff] [blame] | 265 | return NULL; |
Jean-Paul Calderone | 1cb5d02 | 2008-09-07 20:58:50 -0400 | [diff] [blame] | 266 | } |
Jean-Paul Calderone | 897bc25 | 2008-02-18 20:50:23 -0500 | [diff] [blame] | 267 | |
Jean-Paul Calderone | 1cb5d02 | 2008-09-07 20:58:50 -0400 | [diff] [blame] | 268 | if (!SSL_CTX_load_verify_locations(self->ctx, cafile, capath)) |
Jean-Paul Calderone | 897bc25 | 2008-02-18 20:50:23 -0500 | [diff] [blame] | 269 | { |
Rick Dean | d369c93 | 2009-07-08 11:48:33 -0500 | [diff] [blame] | 270 | exception_from_error_queue(ssl_Error); |
Jean-Paul Calderone | 897bc25 | 2008-02-18 20:50:23 -0500 | [diff] [blame] | 271 | return NULL; |
| 272 | } |
| 273 | else |
| 274 | { |
| 275 | Py_INCREF(Py_None); |
| 276 | return Py_None; |
| 277 | } |
| 278 | } |
| 279 | |
Jean-Paul Calderone | 1cb5d02 | 2008-09-07 20:58:50 -0400 | [diff] [blame] | 280 | static char ssl_Context_set_default_verify_paths_doc[] = "\n\ |
| 281 | Use the platform-specific CA certificate locations\n\ |
| 282 | \n\ |
Jean-Paul Calderone | 54bcc83 | 2009-05-27 14:06:48 -0400 | [diff] [blame] | 283 | @return: None\n\ |
Jean-Paul Calderone | 1cb5d02 | 2008-09-07 20:58:50 -0400 | [diff] [blame] | 284 | "; |
| 285 | static PyObject * |
| 286 | ssl_Context_set_default_verify_paths(ssl_ContextObj *self, PyObject *args) { |
Jean-Paul Calderone | 9eadb96 | 2008-09-07 21:20:44 -0400 | [diff] [blame] | 287 | if (!PyArg_ParseTuple(args, ":set_default_verify_paths")) { |
| 288 | return NULL; |
| 289 | } |
| 290 | |
Jean-Paul Calderone | 286b192 | 2008-09-07 21:35:38 -0400 | [diff] [blame] | 291 | /* |
| 292 | * XXX Error handling for SSL_CTX_set_default_verify_paths is untested. |
| 293 | * -exarkun |
| 294 | */ |
| 295 | if (!SSL_CTX_set_default_verify_paths(self->ctx)) { |
Rick Dean | d369c93 | 2009-07-08 11:48:33 -0500 | [diff] [blame] | 296 | exception_from_error_queue(ssl_Error); |
Jean-Paul Calderone | 286b192 | 2008-09-07 21:35:38 -0400 | [diff] [blame] | 297 | return NULL; |
| 298 | } |
Jean-Paul Calderone | 1cb5d02 | 2008-09-07 20:58:50 -0400 | [diff] [blame] | 299 | Py_INCREF(Py_None); |
| 300 | return Py_None; |
| 301 | }; |
| 302 | |
| 303 | |
Jean-Paul Calderone | 897bc25 | 2008-02-18 20:50:23 -0500 | [diff] [blame] | 304 | static char ssl_Context_set_passwd_cb_doc[] = "\n\ |
| 305 | Set the passphrase callback\n\ |
| 306 | \n\ |
Jean-Paul Calderone | 54bcc83 | 2009-05-27 14:06:48 -0400 | [diff] [blame] | 307 | @param callback: The Python callback to use\n\ |
| 308 | @param userdata: (optional) A Python object which will be given as\n\ |
| 309 | argument to the callback\n\ |
| 310 | @return: None\n\ |
Jean-Paul Calderone | 897bc25 | 2008-02-18 20:50:23 -0500 | [diff] [blame] | 311 | "; |
| 312 | static PyObject * |
| 313 | ssl_Context_set_passwd_cb(ssl_ContextObj *self, PyObject *args) |
| 314 | { |
| 315 | PyObject *callback = NULL, *userdata = Py_None; |
| 316 | |
| 317 | if (!PyArg_ParseTuple(args, "O|O:set_passwd_cb", &callback, &userdata)) |
| 318 | return NULL; |
| 319 | |
| 320 | if (!PyCallable_Check(callback)) |
| 321 | { |
| 322 | PyErr_SetString(PyExc_TypeError, "expected PyCallable"); |
| 323 | return NULL; |
| 324 | } |
| 325 | |
| 326 | Py_DECREF(self->passphrase_callback); |
| 327 | Py_INCREF(callback); |
| 328 | self->passphrase_callback = callback; |
| 329 | SSL_CTX_set_default_passwd_cb(self->ctx, global_passphrase_callback); |
| 330 | |
| 331 | Py_DECREF(self->passphrase_userdata); |
| 332 | Py_INCREF(userdata); |
| 333 | self->passphrase_userdata = userdata; |
| 334 | SSL_CTX_set_default_passwd_cb_userdata(self->ctx, (void *)self); |
| 335 | |
| 336 | Py_INCREF(Py_None); |
| 337 | return Py_None; |
| 338 | } |
| 339 | |
Ziga Seilnacht | 6079e37 | 2009-08-31 20:52:30 +0200 | [diff] [blame] | 340 | static PyTypeObject * |
Jean-Paul Calderone | 6e2b685 | 2009-10-24 14:04:30 -0400 | [diff] [blame] | 341 | type_modified_error(const char *name) { |
Ziga Seilnacht | 6079e37 | 2009-08-31 20:52:30 +0200 | [diff] [blame] | 342 | PyErr_Format(PyExc_RuntimeError, |
| 343 | "OpenSSL.crypto's '%s' attribute has been modified", |
| 344 | name); |
| 345 | return NULL; |
| 346 | } |
| 347 | |
| 348 | static PyTypeObject * |
Jean-Paul Calderone | 6e2b685 | 2009-10-24 14:04:30 -0400 | [diff] [blame] | 349 | import_crypto_type(const char *name, size_t objsize) { |
Ziga Seilnacht | fdeadb1 | 2009-09-01 16:35:50 +0200 | [diff] [blame] | 350 | PyObject *module, *type, *name_attr; |
Ziga Seilnacht | 6079e37 | 2009-08-31 20:52:30 +0200 | [diff] [blame] | 351 | PyTypeObject *res; |
Ziga Seilnacht | fdeadb1 | 2009-09-01 16:35:50 +0200 | [diff] [blame] | 352 | int right_name; |
Ziga Seilnacht | 6079e37 | 2009-08-31 20:52:30 +0200 | [diff] [blame] | 353 | |
Ziga Seilnacht | fdeadb1 | 2009-09-01 16:35:50 +0200 | [diff] [blame] | 354 | module = PyImport_ImportModule("OpenSSL.crypto"); |
Ziga Seilnacht | 6079e37 | 2009-08-31 20:52:30 +0200 | [diff] [blame] | 355 | if (module == NULL) { |
| 356 | return NULL; |
| 357 | } |
Jean-Paul Calderone | 6e2b685 | 2009-10-24 14:04:30 -0400 | [diff] [blame] | 358 | type = PyObject_GetAttrString(module, (PYOBJECT_GETATTRSTRING_TYPE)name); |
Ziga Seilnacht | 6079e37 | 2009-08-31 20:52:30 +0200 | [diff] [blame] | 359 | Py_DECREF(module); |
| 360 | if (type == NULL) { |
| 361 | return NULL; |
| 362 | } |
| 363 | if (!(PyType_Check(type))) { |
| 364 | Py_DECREF(type); |
| 365 | return type_modified_error(name); |
| 366 | } |
Ziga Seilnacht | fdeadb1 | 2009-09-01 16:35:50 +0200 | [diff] [blame] | 367 | name_attr = PyObject_GetAttrString(type, "__name__"); |
| 368 | if (name_attr == NULL) { |
| 369 | Py_DECREF(type); |
| 370 | return NULL; |
| 371 | } |
Jean-Paul Calderone | b6d7525 | 2010-08-11 23:55:45 -0400 | [diff] [blame] | 372 | |
| 373 | #ifdef PY3 |
| 374 | { |
| 375 | PyObject* asciiname = PyUnicode_AsASCIIString(name_attr); |
| 376 | Py_DECREF(name_attr); |
| 377 | name_attr = asciiname; |
| 378 | } |
| 379 | #endif |
Jean-Paul Calderone | 9e4eeae | 2010-08-22 21:32:52 -0400 | [diff] [blame] | 380 | right_name = (PyBytes_CheckExact(name_attr) && |
Jean-Paul Calderone | b6d7525 | 2010-08-11 23:55:45 -0400 | [diff] [blame] | 381 | strcmp(name, PyBytes_AsString(name_attr)) == 0); |
Ziga Seilnacht | fdeadb1 | 2009-09-01 16:35:50 +0200 | [diff] [blame] | 382 | Py_DECREF(name_attr); |
Ziga Seilnacht | 6079e37 | 2009-08-31 20:52:30 +0200 | [diff] [blame] | 383 | res = (PyTypeObject *)type; |
Ziga Seilnacht | fdeadb1 | 2009-09-01 16:35:50 +0200 | [diff] [blame] | 384 | if (!right_name || res->tp_basicsize != objsize) { |
Ziga Seilnacht | 6079e37 | 2009-08-31 20:52:30 +0200 | [diff] [blame] | 385 | Py_DECREF(type); |
| 386 | return type_modified_error(name); |
| 387 | } |
| 388 | return res; |
| 389 | } |
| 390 | |
Jean-Paul Calderone | d3ada85 | 2008-02-18 21:17:29 -0500 | [diff] [blame] | 391 | static crypto_X509Obj * |
Jean-Paul Calderone | 6e2b685 | 2009-10-24 14:04:30 -0400 | [diff] [blame] | 392 | parse_certificate_argument(const char* format, PyObject* args) { |
Jean-Paul Calderone | d3ada85 | 2008-02-18 21:17:29 -0500 | [diff] [blame] | 393 | static PyTypeObject *crypto_X509_type = NULL; |
| 394 | crypto_X509Obj *cert; |
| 395 | |
Jean-Paul Calderone | 6e2b685 | 2009-10-24 14:04:30 -0400 | [diff] [blame] | 396 | if (!crypto_X509_type) { |
Ziga Seilnacht | 6079e37 | 2009-08-31 20:52:30 +0200 | [diff] [blame] | 397 | crypto_X509_type = import_crypto_type("X509", sizeof(crypto_X509Obj)); |
Jean-Paul Calderone | 6e2b685 | 2009-10-24 14:04:30 -0400 | [diff] [blame] | 398 | if (!crypto_X509_type) { |
Ziga Seilnacht | 6079e37 | 2009-08-31 20:52:30 +0200 | [diff] [blame] | 399 | return NULL; |
Jean-Paul Calderone | 6e2b685 | 2009-10-24 14:04:30 -0400 | [diff] [blame] | 400 | } |
Jean-Paul Calderone | d3ada85 | 2008-02-18 21:17:29 -0500 | [diff] [blame] | 401 | } |
Ziga Seilnacht | 6079e37 | 2009-08-31 20:52:30 +0200 | [diff] [blame] | 402 | if (!PyArg_ParseTuple(args, (PYARG_PARSETUPLE_FORMAT *)format, |
Jean-Paul Calderone | 6e2b685 | 2009-10-24 14:04:30 -0400 | [diff] [blame] | 403 | crypto_X509_type, &cert)) { |
| 404 | return NULL; |
| 405 | } |
Jean-Paul Calderone | d3ada85 | 2008-02-18 21:17:29 -0500 | [diff] [blame] | 406 | return cert; |
| 407 | } |
| 408 | |
| 409 | static char ssl_Context_add_extra_chain_cert_doc[] = "\n\ |
| 410 | Add certificate to chain\n\ |
| 411 | \n\ |
Jean-Paul Calderone | 54bcc83 | 2009-05-27 14:06:48 -0400 | [diff] [blame] | 412 | @param certobj: The X509 certificate object to add to the chain\n\ |
| 413 | @return: None\n\ |
Jean-Paul Calderone | d3ada85 | 2008-02-18 21:17:29 -0500 | [diff] [blame] | 414 | "; |
| 415 | |
| 416 | static PyObject * |
| 417 | ssl_Context_add_extra_chain_cert(ssl_ContextObj *self, PyObject *args) |
| 418 | { |
Jean-Paul Calderone | 0ce9807 | 2008-02-18 23:22:29 -0500 | [diff] [blame] | 419 | X509* cert_original; |
Jean-Paul Calderone | d3ada85 | 2008-02-18 21:17:29 -0500 | [diff] [blame] | 420 | crypto_X509Obj *cert = parse_certificate_argument( |
Ziga Seilnacht | 6079e37 | 2009-08-31 20:52:30 +0200 | [diff] [blame] | 421 | "O!:add_extra_chain_cert", args); |
Jean-Paul Calderone | 0ce9807 | 2008-02-18 23:22:29 -0500 | [diff] [blame] | 422 | if (cert == NULL) |
| 423 | { |
Jean-Paul Calderone | d3ada85 | 2008-02-18 21:17:29 -0500 | [diff] [blame] | 424 | return NULL; |
| 425 | } |
Jean-Paul Calderone | 0ce9807 | 2008-02-18 23:22:29 -0500 | [diff] [blame] | 426 | if (!(cert_original = X509_dup(cert->x509))) |
Jean-Paul Calderone | d3ada85 | 2008-02-18 21:17:29 -0500 | [diff] [blame] | 427 | { |
Rick Dean | d369c93 | 2009-07-08 11:48:33 -0500 | [diff] [blame] | 428 | /* exception_from_error_queue(ssl_Error); */ |
Jean-Paul Calderone | 0ce9807 | 2008-02-18 23:22:29 -0500 | [diff] [blame] | 429 | PyErr_SetString(PyExc_RuntimeError, "X509_dup failed"); |
| 430 | return NULL; |
| 431 | } |
| 432 | if (!SSL_CTX_add_extra_chain_cert(self->ctx, cert_original)) |
| 433 | { |
| 434 | X509_free(cert_original); |
Rick Dean | d369c93 | 2009-07-08 11:48:33 -0500 | [diff] [blame] | 435 | exception_from_error_queue(ssl_Error); |
Jean-Paul Calderone | d3ada85 | 2008-02-18 21:17:29 -0500 | [diff] [blame] | 436 | return NULL; |
| 437 | } |
| 438 | else |
| 439 | { |
| 440 | Py_INCREF(Py_None); |
| 441 | return Py_None; |
| 442 | } |
| 443 | } |
| 444 | |
| 445 | |
Jean-Paul Calderone | 897bc25 | 2008-02-18 20:50:23 -0500 | [diff] [blame] | 446 | static char ssl_Context_use_certificate_chain_file_doc[] = "\n\ |
| 447 | Load a certificate chain from a file\n\ |
| 448 | \n\ |
Jean-Paul Calderone | 54bcc83 | 2009-05-27 14:06:48 -0400 | [diff] [blame] | 449 | @param certfile: The name of the certificate chain file\n\ |
| 450 | @return: None\n\ |
Jean-Paul Calderone | 897bc25 | 2008-02-18 20:50:23 -0500 | [diff] [blame] | 451 | "; |
| 452 | static PyObject * |
| 453 | ssl_Context_use_certificate_chain_file(ssl_ContextObj *self, PyObject *args) |
| 454 | { |
| 455 | char *certfile; |
| 456 | |
| 457 | if (!PyArg_ParseTuple(args, "s:use_certificate_chain_file", &certfile)) |
| 458 | return NULL; |
| 459 | |
| 460 | if (!SSL_CTX_use_certificate_chain_file(self->ctx, certfile)) |
| 461 | { |
Rick Dean | d369c93 | 2009-07-08 11:48:33 -0500 | [diff] [blame] | 462 | exception_from_error_queue(ssl_Error); |
Jean-Paul Calderone | 897bc25 | 2008-02-18 20:50:23 -0500 | [diff] [blame] | 463 | return NULL; |
| 464 | } |
| 465 | else |
| 466 | { |
| 467 | Py_INCREF(Py_None); |
| 468 | return Py_None; |
| 469 | } |
| 470 | } |
| 471 | |
| 472 | |
| 473 | static char ssl_Context_use_certificate_file_doc[] = "\n\ |
| 474 | Load a certificate from a file\n\ |
| 475 | \n\ |
Jean-Paul Calderone | 54bcc83 | 2009-05-27 14:06:48 -0400 | [diff] [blame] | 476 | @param certfile: The name of the certificate file\n\ |
| 477 | @param filetype: (optional) The encoding of the file, default is PEM\n\ |
| 478 | @return: None\n\ |
Jean-Paul Calderone | 897bc25 | 2008-02-18 20:50:23 -0500 | [diff] [blame] | 479 | "; |
| 480 | static PyObject * |
| 481 | ssl_Context_use_certificate_file(ssl_ContextObj *self, PyObject *args) |
| 482 | { |
| 483 | char *certfile; |
| 484 | int filetype = SSL_FILETYPE_PEM; |
| 485 | |
| 486 | if (!PyArg_ParseTuple(args, "s|i:use_certificate_file", &certfile, &filetype)) |
| 487 | return NULL; |
| 488 | |
| 489 | if (!SSL_CTX_use_certificate_file(self->ctx, certfile, filetype)) |
| 490 | { |
Rick Dean | d369c93 | 2009-07-08 11:48:33 -0500 | [diff] [blame] | 491 | exception_from_error_queue(ssl_Error); |
Jean-Paul Calderone | 897bc25 | 2008-02-18 20:50:23 -0500 | [diff] [blame] | 492 | return NULL; |
| 493 | } |
| 494 | else |
| 495 | { |
| 496 | Py_INCREF(Py_None); |
| 497 | return Py_None; |
| 498 | } |
| 499 | } |
| 500 | |
| 501 | static char ssl_Context_use_certificate_doc[] = "\n\ |
| 502 | Load a certificate from a X509 object\n\ |
| 503 | \n\ |
Jean-Paul Calderone | 54bcc83 | 2009-05-27 14:06:48 -0400 | [diff] [blame] | 504 | @param cert: The X509 object\n\ |
| 505 | @return: None\n\ |
Jean-Paul Calderone | 897bc25 | 2008-02-18 20:50:23 -0500 | [diff] [blame] | 506 | "; |
| 507 | static PyObject * |
| 508 | ssl_Context_use_certificate(ssl_ContextObj *self, PyObject *args) |
| 509 | { |
Jean-Paul Calderone | d3ada85 | 2008-02-18 21:17:29 -0500 | [diff] [blame] | 510 | crypto_X509Obj *cert = parse_certificate_argument( |
Ziga Seilnacht | 6079e37 | 2009-08-31 20:52:30 +0200 | [diff] [blame] | 511 | "O!:use_certificate", args); |
Jean-Paul Calderone | d3ada85 | 2008-02-18 21:17:29 -0500 | [diff] [blame] | 512 | if (cert == NULL) { |
| 513 | return NULL; |
Jean-Paul Calderone | 897bc25 | 2008-02-18 20:50:23 -0500 | [diff] [blame] | 514 | } |
Jean-Paul Calderone | 897bc25 | 2008-02-18 20:50:23 -0500 | [diff] [blame] | 515 | |
| 516 | if (!SSL_CTX_use_certificate(self->ctx, cert->x509)) |
| 517 | { |
Rick Dean | d369c93 | 2009-07-08 11:48:33 -0500 | [diff] [blame] | 518 | exception_from_error_queue(ssl_Error); |
Jean-Paul Calderone | 897bc25 | 2008-02-18 20:50:23 -0500 | [diff] [blame] | 519 | return NULL; |
| 520 | } |
| 521 | else |
| 522 | { |
| 523 | Py_INCREF(Py_None); |
| 524 | return Py_None; |
| 525 | } |
| 526 | } |
| 527 | |
| 528 | static char ssl_Context_use_privatekey_file_doc[] = "\n\ |
| 529 | Load a private key from a file\n\ |
| 530 | \n\ |
Jean-Paul Calderone | 54bcc83 | 2009-05-27 14:06:48 -0400 | [diff] [blame] | 531 | @param keyfile: The name of the key file\n\ |
| 532 | @param filetype: (optional) The encoding of the file, default is PEM\n\ |
| 533 | @return: None\n\ |
Jean-Paul Calderone | 897bc25 | 2008-02-18 20:50:23 -0500 | [diff] [blame] | 534 | "; |
| 535 | static PyObject * |
| 536 | ssl_Context_use_privatekey_file(ssl_ContextObj *self, PyObject *args) |
| 537 | { |
| 538 | char *keyfile; |
| 539 | int filetype = SSL_FILETYPE_PEM, ret; |
| 540 | |
| 541 | if (!PyArg_ParseTuple(args, "s|i:use_privatekey_file", &keyfile, &filetype)) |
| 542 | return NULL; |
| 543 | |
| 544 | MY_BEGIN_ALLOW_THREADS(self->tstate); |
| 545 | ret = SSL_CTX_use_PrivateKey_file(self->ctx, keyfile, filetype); |
| 546 | MY_END_ALLOW_THREADS(self->tstate); |
| 547 | |
| 548 | if (PyErr_Occurred()) |
| 549 | { |
| 550 | flush_error_queue(); |
| 551 | return NULL; |
| 552 | } |
| 553 | |
| 554 | if (!ret) |
| 555 | { |
Rick Dean | d369c93 | 2009-07-08 11:48:33 -0500 | [diff] [blame] | 556 | exception_from_error_queue(ssl_Error); |
Jean-Paul Calderone | 897bc25 | 2008-02-18 20:50:23 -0500 | [diff] [blame] | 557 | return NULL; |
| 558 | } |
| 559 | else |
| 560 | { |
| 561 | Py_INCREF(Py_None); |
| 562 | return Py_None; |
| 563 | } |
| 564 | } |
| 565 | |
| 566 | static char ssl_Context_use_privatekey_doc[] = "\n\ |
| 567 | Load a private key from a PKey object\n\ |
| 568 | \n\ |
Jean-Paul Calderone | 54bcc83 | 2009-05-27 14:06:48 -0400 | [diff] [blame] | 569 | @param pkey: The PKey object\n\ |
| 570 | @return: None\n\ |
Jean-Paul Calderone | 897bc25 | 2008-02-18 20:50:23 -0500 | [diff] [blame] | 571 | "; |
| 572 | static PyObject * |
Jean-Paul Calderone | f606a84 | 2009-10-24 14:08:29 -0400 | [diff] [blame] | 573 | ssl_Context_use_privatekey(ssl_ContextObj *self, PyObject *args) { |
Jean-Paul Calderone | 897bc25 | 2008-02-18 20:50:23 -0500 | [diff] [blame] | 574 | static PyTypeObject *crypto_PKey_type = NULL; |
| 575 | crypto_PKeyObj *pkey; |
| 576 | |
Jean-Paul Calderone | f606a84 | 2009-10-24 14:08:29 -0400 | [diff] [blame] | 577 | if (!crypto_PKey_type) { |
Ziga Seilnacht | 6079e37 | 2009-08-31 20:52:30 +0200 | [diff] [blame] | 578 | crypto_PKey_type = import_crypto_type("PKey", sizeof(crypto_PKeyObj)); |
Jean-Paul Calderone | f606a84 | 2009-10-24 14:08:29 -0400 | [diff] [blame] | 579 | if (!crypto_PKey_type) { |
Ziga Seilnacht | 6079e37 | 2009-08-31 20:52:30 +0200 | [diff] [blame] | 580 | return NULL; |
Jean-Paul Calderone | f606a84 | 2009-10-24 14:08:29 -0400 | [diff] [blame] | 581 | } |
Jean-Paul Calderone | 897bc25 | 2008-02-18 20:50:23 -0500 | [diff] [blame] | 582 | } |
Jean-Paul Calderone | f606a84 | 2009-10-24 14:08:29 -0400 | [diff] [blame] | 583 | if (!PyArg_ParseTuple(args, "O!:use_privatekey", crypto_PKey_type, &pkey)) { |
Jean-Paul Calderone | 897bc25 | 2008-02-18 20:50:23 -0500 | [diff] [blame] | 584 | return NULL; |
Jean-Paul Calderone | f606a84 | 2009-10-24 14:08:29 -0400 | [diff] [blame] | 585 | } |
Jean-Paul Calderone | 897bc25 | 2008-02-18 20:50:23 -0500 | [diff] [blame] | 586 | |
Jean-Paul Calderone | f606a84 | 2009-10-24 14:08:29 -0400 | [diff] [blame] | 587 | if (!SSL_CTX_use_PrivateKey(self->ctx, pkey->pkey)) { |
Rick Dean | d369c93 | 2009-07-08 11:48:33 -0500 | [diff] [blame] | 588 | exception_from_error_queue(ssl_Error); |
Jean-Paul Calderone | 897bc25 | 2008-02-18 20:50:23 -0500 | [diff] [blame] | 589 | return NULL; |
Jean-Paul Calderone | f606a84 | 2009-10-24 14:08:29 -0400 | [diff] [blame] | 590 | } else { |
Jean-Paul Calderone | 897bc25 | 2008-02-18 20:50:23 -0500 | [diff] [blame] | 591 | Py_INCREF(Py_None); |
| 592 | return Py_None; |
| 593 | } |
| 594 | } |
| 595 | |
| 596 | static char ssl_Context_check_privatekey_doc[] = "\n\ |
| 597 | Check that the private key and certificate match up\n\ |
| 598 | \n\ |
Jean-Paul Calderone | 54bcc83 | 2009-05-27 14:06:48 -0400 | [diff] [blame] | 599 | @return: None (raises an exception if something's wrong)\n\ |
Jean-Paul Calderone | 897bc25 | 2008-02-18 20:50:23 -0500 | [diff] [blame] | 600 | "; |
| 601 | static PyObject * |
| 602 | ssl_Context_check_privatekey(ssl_ContextObj *self, PyObject *args) |
| 603 | { |
| 604 | if (!PyArg_ParseTuple(args, ":check_privatekey")) |
| 605 | return NULL; |
| 606 | |
| 607 | if (!SSL_CTX_check_private_key(self->ctx)) |
| 608 | { |
Rick Dean | d369c93 | 2009-07-08 11:48:33 -0500 | [diff] [blame] | 609 | exception_from_error_queue(ssl_Error); |
Jean-Paul Calderone | 897bc25 | 2008-02-18 20:50:23 -0500 | [diff] [blame] | 610 | return NULL; |
| 611 | } |
| 612 | else |
| 613 | { |
| 614 | Py_INCREF(Py_None); |
| 615 | return Py_None; |
| 616 | } |
| 617 | } |
| 618 | |
| 619 | static char ssl_Context_load_client_ca_doc[] = "\n\ |
Jean-Paul Calderone | 0294e3d | 2010-09-09 18:17:48 -0400 | [diff] [blame] | 620 | Load the trusted certificates that will be sent to the client (basically\n \ |
| 621 | telling the client \"These are the guys I trust\"). Does not actually\n\ |
| 622 | imply any of the certificates are trusted; that must be configured\n\ |
| 623 | separately.\n\ |
Jean-Paul Calderone | 897bc25 | 2008-02-18 20:50:23 -0500 | [diff] [blame] | 624 | \n\ |
Jean-Paul Calderone | 54bcc83 | 2009-05-27 14:06:48 -0400 | [diff] [blame] | 625 | @param cafile: The name of the certificates file\n\ |
| 626 | @return: None\n\ |
Jean-Paul Calderone | 897bc25 | 2008-02-18 20:50:23 -0500 | [diff] [blame] | 627 | "; |
| 628 | static PyObject * |
| 629 | ssl_Context_load_client_ca(ssl_ContextObj *self, PyObject *args) |
| 630 | { |
| 631 | char *cafile; |
| 632 | |
| 633 | if (!PyArg_ParseTuple(args, "s:load_client_ca", &cafile)) |
| 634 | return NULL; |
| 635 | |
| 636 | SSL_CTX_set_client_CA_list(self->ctx, SSL_load_client_CA_file(cafile)); |
| 637 | |
| 638 | Py_INCREF(Py_None); |
| 639 | return Py_None; |
| 640 | } |
| 641 | |
| 642 | static char ssl_Context_set_session_id_doc[] = "\n\ |
| 643 | Set the session identifier, this is needed if you want to do session\n\ |
| 644 | resumption (which, ironically, isn't implemented yet)\n\ |
| 645 | \n\ |
Jean-Paul Calderone | 54bcc83 | 2009-05-27 14:06:48 -0400 | [diff] [blame] | 646 | @param buf: A Python object that can be safely converted to a string\n\ |
| 647 | @returns: None\n\ |
Jean-Paul Calderone | 897bc25 | 2008-02-18 20:50:23 -0500 | [diff] [blame] | 648 | "; |
| 649 | static PyObject * |
| 650 | ssl_Context_set_session_id(ssl_ContextObj *self, PyObject *args) |
| 651 | { |
Jean-Paul Calderone | 28ebb30 | 2008-12-29 16:25:30 -0500 | [diff] [blame] | 652 | unsigned char *buf; |
| 653 | unsigned int len; |
Jean-Paul Calderone | 897bc25 | 2008-02-18 20:50:23 -0500 | [diff] [blame] | 654 | |
| 655 | if (!PyArg_ParseTuple(args, "s#:set_session_id", &buf, &len)) |
| 656 | return NULL; |
| 657 | |
| 658 | if (!SSL_CTX_set_session_id_context(self->ctx, buf, len)) |
| 659 | { |
Rick Dean | d369c93 | 2009-07-08 11:48:33 -0500 | [diff] [blame] | 660 | exception_from_error_queue(ssl_Error); |
Jean-Paul Calderone | 897bc25 | 2008-02-18 20:50:23 -0500 | [diff] [blame] | 661 | return NULL; |
| 662 | } |
| 663 | else |
| 664 | { |
| 665 | Py_INCREF(Py_None); |
| 666 | return Py_None; |
| 667 | } |
| 668 | } |
| 669 | |
| 670 | static char ssl_Context_set_verify_doc[] = "\n\ |
| 671 | Set the verify mode and verify callback\n\ |
| 672 | \n\ |
Jean-Paul Calderone | 54bcc83 | 2009-05-27 14:06:48 -0400 | [diff] [blame] | 673 | @param mode: The verify mode, this is either VERIFY_NONE or\n\ |
| 674 | VERIFY_PEER combined with possible other flags\n\ |
| 675 | @param callback: The Python callback to use\n\ |
| 676 | @return: None\n\ |
Jean-Paul Calderone | 24aedf4 | 2008-03-06 22:01:16 -0500 | [diff] [blame] | 677 | \n\ |
| 678 | See SSL_CTX_set_verify(3SSL) for further details.\n\ |
Jean-Paul Calderone | 897bc25 | 2008-02-18 20:50:23 -0500 | [diff] [blame] | 679 | "; |
| 680 | static PyObject * |
| 681 | ssl_Context_set_verify(ssl_ContextObj *self, PyObject *args) |
| 682 | { |
| 683 | int mode; |
| 684 | PyObject *callback = NULL; |
| 685 | |
| 686 | if (!PyArg_ParseTuple(args, "iO:set_verify", &mode, &callback)) |
| 687 | return NULL; |
| 688 | |
| 689 | if (!PyCallable_Check(callback)) |
| 690 | { |
| 691 | PyErr_SetString(PyExc_TypeError, "expected PyCallable"); |
| 692 | return NULL; |
| 693 | } |
| 694 | |
| 695 | Py_DECREF(self->verify_callback); |
| 696 | Py_INCREF(callback); |
| 697 | self->verify_callback = callback; |
| 698 | SSL_CTX_set_verify(self->ctx, mode, global_verify_callback); |
| 699 | |
| 700 | Py_INCREF(Py_None); |
| 701 | return Py_None; |
| 702 | } |
| 703 | |
| 704 | static char ssl_Context_set_verify_depth_doc[] = "\n\ |
| 705 | Set the verify depth\n\ |
| 706 | \n\ |
Jean-Paul Calderone | 54bcc83 | 2009-05-27 14:06:48 -0400 | [diff] [blame] | 707 | @param depth: An integer specifying the verify depth\n\ |
| 708 | @return: None\n\ |
Jean-Paul Calderone | 897bc25 | 2008-02-18 20:50:23 -0500 | [diff] [blame] | 709 | "; |
| 710 | static PyObject * |
| 711 | ssl_Context_set_verify_depth(ssl_ContextObj *self, PyObject *args) |
| 712 | { |
| 713 | int depth; |
| 714 | |
| 715 | if (!PyArg_ParseTuple(args, "i:set_verify_depth", &depth)) |
| 716 | return NULL; |
| 717 | |
| 718 | SSL_CTX_set_verify_depth(self->ctx, depth); |
| 719 | Py_INCREF(Py_None); |
| 720 | return Py_None; |
| 721 | } |
| 722 | |
| 723 | static char ssl_Context_get_verify_mode_doc[] = "\n\ |
| 724 | Get the verify mode\n\ |
| 725 | \n\ |
Jean-Paul Calderone | 54bcc83 | 2009-05-27 14:06:48 -0400 | [diff] [blame] | 726 | @return: The verify mode\n\ |
Jean-Paul Calderone | 897bc25 | 2008-02-18 20:50:23 -0500 | [diff] [blame] | 727 | "; |
| 728 | static PyObject * |
| 729 | ssl_Context_get_verify_mode(ssl_ContextObj *self, PyObject *args) |
| 730 | { |
| 731 | int mode; |
| 732 | |
| 733 | if (!PyArg_ParseTuple(args, ":get_verify_mode")) |
| 734 | return NULL; |
| 735 | |
| 736 | mode = SSL_CTX_get_verify_mode(self->ctx); |
Jean-Paul Calderone | 83dbcfd | 2010-08-11 20:20:57 -0400 | [diff] [blame] | 737 | return PyLong_FromLong((long)mode); |
Jean-Paul Calderone | 897bc25 | 2008-02-18 20:50:23 -0500 | [diff] [blame] | 738 | } |
| 739 | |
| 740 | static char ssl_Context_get_verify_depth_doc[] = "\n\ |
| 741 | Get the verify depth\n\ |
| 742 | \n\ |
Jean-Paul Calderone | 54bcc83 | 2009-05-27 14:06:48 -0400 | [diff] [blame] | 743 | @return: The verify depth\n\ |
Jean-Paul Calderone | 897bc25 | 2008-02-18 20:50:23 -0500 | [diff] [blame] | 744 | "; |
| 745 | static PyObject * |
| 746 | ssl_Context_get_verify_depth(ssl_ContextObj *self, PyObject *args) |
| 747 | { |
| 748 | int depth; |
| 749 | |
| 750 | if (!PyArg_ParseTuple(args, ":get_verify_depth")) |
| 751 | return NULL; |
| 752 | |
| 753 | depth = SSL_CTX_get_verify_depth(self->ctx); |
Jean-Paul Calderone | 83dbcfd | 2010-08-11 20:20:57 -0400 | [diff] [blame] | 754 | return PyLong_FromLong((long)depth); |
Jean-Paul Calderone | 897bc25 | 2008-02-18 20:50:23 -0500 | [diff] [blame] | 755 | } |
| 756 | |
| 757 | static char ssl_Context_load_tmp_dh_doc[] = "\n\ |
| 758 | Load parameters for Ephemeral Diffie-Hellman\n\ |
| 759 | \n\ |
Jean-Paul Calderone | 54bcc83 | 2009-05-27 14:06:48 -0400 | [diff] [blame] | 760 | @param dhfile: The file to load EDH parameters from\n\ |
| 761 | @return: None\n\ |
Jean-Paul Calderone | 897bc25 | 2008-02-18 20:50:23 -0500 | [diff] [blame] | 762 | "; |
| 763 | static PyObject * |
| 764 | ssl_Context_load_tmp_dh(ssl_ContextObj *self, PyObject *args) |
| 765 | { |
| 766 | char *dhfile; |
| 767 | BIO *bio; |
| 768 | DH *dh; |
| 769 | |
| 770 | if (!PyArg_ParseTuple(args, "s:load_tmp_dh", &dhfile)) |
| 771 | return NULL; |
| 772 | |
| 773 | bio = BIO_new_file(dhfile, "r"); |
Jean-Paul Calderone | 6ace478 | 2010-09-09 18:43:40 -0400 | [diff] [blame] | 774 | if (bio == NULL) { |
| 775 | exception_from_error_queue(ssl_Error); |
| 776 | return NULL; |
| 777 | } |
Jean-Paul Calderone | 897bc25 | 2008-02-18 20:50:23 -0500 | [diff] [blame] | 778 | |
| 779 | dh = PEM_read_bio_DHparams(bio, NULL, NULL, NULL); |
| 780 | SSL_CTX_set_tmp_dh(self->ctx, dh); |
| 781 | DH_free(dh); |
| 782 | BIO_free(bio); |
| 783 | |
| 784 | Py_INCREF(Py_None); |
| 785 | return Py_None; |
| 786 | } |
| 787 | |
| 788 | static char ssl_Context_set_cipher_list_doc[] = "\n\ |
| 789 | Change the cipher list\n\ |
| 790 | \n\ |
Jean-Paul Calderone | 54bcc83 | 2009-05-27 14:06:48 -0400 | [diff] [blame] | 791 | @param cipher_list: A cipher list, see ciphers(1)\n\ |
| 792 | @return: None\n\ |
Jean-Paul Calderone | 897bc25 | 2008-02-18 20:50:23 -0500 | [diff] [blame] | 793 | "; |
| 794 | static PyObject * |
| 795 | ssl_Context_set_cipher_list(ssl_ContextObj *self, PyObject *args) |
| 796 | { |
| 797 | char *cipher_list; |
| 798 | |
| 799 | if (!PyArg_ParseTuple(args, "s:set_cipher_list", &cipher_list)) |
| 800 | return NULL; |
| 801 | |
| 802 | if (!SSL_CTX_set_cipher_list(self->ctx, cipher_list)) |
| 803 | { |
Rick Dean | d369c93 | 2009-07-08 11:48:33 -0500 | [diff] [blame] | 804 | exception_from_error_queue(ssl_Error); |
Jean-Paul Calderone | 897bc25 | 2008-02-18 20:50:23 -0500 | [diff] [blame] | 805 | return NULL; |
| 806 | } |
| 807 | else |
| 808 | { |
| 809 | Py_INCREF(Py_None); |
| 810 | return Py_None; |
| 811 | } |
| 812 | } |
| 813 | |
Ziga Seilnacht | f93bf10 | 2009-10-23 09:51:07 +0200 | [diff] [blame] | 814 | static char ssl_Context_set_client_ca_list_doc[] = "\n\ |
Ziga Seilnacht | 679c426 | 2009-09-01 01:32:29 +0200 | [diff] [blame] | 815 | Set the list of preferred client certificate signers for this server context.\n\ |
| 816 | \n\ |
| 817 | This list of certificate authorities will be sent to the client when the\n\ |
| 818 | server requests a client certificate.\n\ |
| 819 | \n\ |
| 820 | @param certificate_authorities: a sequence of X509Names.\n\ |
| 821 | @return: None\n\ |
| 822 | "; |
| 823 | |
| 824 | static PyObject * |
Ziga Seilnacht | f93bf10 | 2009-10-23 09:51:07 +0200 | [diff] [blame] | 825 | ssl_Context_set_client_ca_list(ssl_ContextObj *self, PyObject *args) |
Ziga Seilnacht | 679c426 | 2009-09-01 01:32:29 +0200 | [diff] [blame] | 826 | { |
| 827 | static PyTypeObject *X509NameType; |
| 828 | PyObject *sequence, *tuple, *item; |
| 829 | crypto_X509NameObj *name; |
| 830 | X509_NAME *sslname; |
| 831 | STACK_OF(X509_NAME) *CANames; |
| 832 | Py_ssize_t length; |
| 833 | int i; |
| 834 | |
| 835 | if (X509NameType == NULL) { |
| 836 | X509NameType = import_crypto_type("X509Name", sizeof(crypto_X509NameObj)); |
| 837 | if (X509NameType == NULL) { |
| 838 | return NULL; |
| 839 | } |
| 840 | } |
Ziga Seilnacht | f93bf10 | 2009-10-23 09:51:07 +0200 | [diff] [blame] | 841 | if (!PyArg_ParseTuple(args, "O:set_client_ca_list", &sequence)) { |
Ziga Seilnacht | 679c426 | 2009-09-01 01:32:29 +0200 | [diff] [blame] | 842 | return NULL; |
| 843 | } |
| 844 | tuple = PySequence_Tuple(sequence); |
| 845 | if (tuple == NULL) { |
| 846 | return NULL; |
| 847 | } |
| 848 | length = PyTuple_Size(tuple); |
| 849 | if (length >= INT_MAX) { |
| 850 | PyErr_SetString(PyExc_ValueError, "client CA list is too long"); |
| 851 | Py_DECREF(tuple); |
| 852 | return NULL; |
| 853 | } |
| 854 | CANames = sk_X509_NAME_new_null(); |
| 855 | if (CANames == NULL) { |
| 856 | Py_DECREF(tuple); |
| 857 | exception_from_error_queue(ssl_Error); |
| 858 | return NULL; |
| 859 | } |
| 860 | for (i = 0; i < length; i++) { |
| 861 | item = PyTuple_GetItem(tuple, i); |
| 862 | if (item->ob_type != X509NameType) { |
| 863 | PyErr_Format(PyExc_TypeError, |
| 864 | "client CAs must be X509Name objects, not %s objects", |
| 865 | item->ob_type->tp_name); |
| 866 | sk_X509_NAME_free(CANames); |
| 867 | Py_DECREF(tuple); |
| 868 | return NULL; |
| 869 | } |
| 870 | name = (crypto_X509NameObj *)item; |
| 871 | sslname = X509_NAME_dup(name->x509_name); |
| 872 | if (sslname == NULL) { |
| 873 | sk_X509_NAME_free(CANames); |
| 874 | Py_DECREF(tuple); |
| 875 | exception_from_error_queue(ssl_Error); |
| 876 | return NULL; |
| 877 | } |
| 878 | if (!sk_X509_NAME_push(CANames, sslname)) { |
| 879 | X509_NAME_free(sslname); |
| 880 | sk_X509_NAME_free(CANames); |
| 881 | Py_DECREF(tuple); |
| 882 | exception_from_error_queue(ssl_Error); |
| 883 | return NULL; |
| 884 | } |
| 885 | } |
| 886 | Py_DECREF(tuple); |
| 887 | SSL_CTX_set_client_CA_list(self->ctx, CANames); |
| 888 | Py_INCREF(Py_None); |
| 889 | return Py_None; |
| 890 | } |
| 891 | |
Ziga Seilnacht | f93bf10 | 2009-10-23 09:51:07 +0200 | [diff] [blame] | 892 | static char ssl_Context_add_client_ca_doc[] = "\n\ |
Ziga Seilnacht | 679c426 | 2009-09-01 01:32:29 +0200 | [diff] [blame] | 893 | Add the CA certificate to the list of preferred signers for this context.\n\ |
| 894 | \n\ |
| 895 | The list of certificate authorities will be sent to the client when the\n\ |
| 896 | server requests a client certificate.\n\ |
| 897 | \n\ |
| 898 | @param certificate_authority: certificate authority's X509 certificate.\n\ |
| 899 | @return: None\n\ |
| 900 | "; |
| 901 | |
| 902 | static PyObject * |
Ziga Seilnacht | f93bf10 | 2009-10-23 09:51:07 +0200 | [diff] [blame] | 903 | ssl_Context_add_client_ca(ssl_ContextObj *self, PyObject *args) |
Ziga Seilnacht | 679c426 | 2009-09-01 01:32:29 +0200 | [diff] [blame] | 904 | { |
| 905 | crypto_X509Obj *cert; |
| 906 | |
Ziga Seilnacht | f93bf10 | 2009-10-23 09:51:07 +0200 | [diff] [blame] | 907 | cert = parse_certificate_argument("O!:add_client_ca", args); |
Ziga Seilnacht | 679c426 | 2009-09-01 01:32:29 +0200 | [diff] [blame] | 908 | if (cert == NULL) { |
| 909 | return NULL; |
| 910 | } |
| 911 | if (!SSL_CTX_add_client_CA(self->ctx, cert->x509)) { |
| 912 | exception_from_error_queue(ssl_Error); |
| 913 | return NULL; |
| 914 | } |
| 915 | Py_INCREF(Py_None); |
| 916 | return Py_None; |
| 917 | } |
| 918 | |
Jean-Paul Calderone | 897bc25 | 2008-02-18 20:50:23 -0500 | [diff] [blame] | 919 | static char ssl_Context_set_timeout_doc[] = "\n\ |
| 920 | Set session timeout\n\ |
| 921 | \n\ |
Jean-Paul Calderone | 54bcc83 | 2009-05-27 14:06:48 -0400 | [diff] [blame] | 922 | @param timeout: The timeout in seconds\n\ |
| 923 | @return: The previous session timeout\n\ |
Jean-Paul Calderone | 897bc25 | 2008-02-18 20:50:23 -0500 | [diff] [blame] | 924 | "; |
| 925 | static PyObject * |
| 926 | ssl_Context_set_timeout(ssl_ContextObj *self, PyObject *args) |
| 927 | { |
| 928 | long t, ret; |
| 929 | |
| 930 | if (!PyArg_ParseTuple(args, "l:set_timeout", &t)) |
| 931 | return NULL; |
| 932 | |
| 933 | ret = SSL_CTX_set_timeout(self->ctx, t); |
| 934 | return PyLong_FromLong(ret); |
| 935 | } |
| 936 | |
| 937 | static char ssl_Context_get_timeout_doc[] = "\n\ |
| 938 | Get the session timeout\n\ |
| 939 | \n\ |
Jean-Paul Calderone | 54bcc83 | 2009-05-27 14:06:48 -0400 | [diff] [blame] | 940 | @return: The session timeout\n\ |
Jean-Paul Calderone | 897bc25 | 2008-02-18 20:50:23 -0500 | [diff] [blame] | 941 | "; |
| 942 | static PyObject * |
| 943 | ssl_Context_get_timeout(ssl_ContextObj *self, PyObject *args) |
| 944 | { |
| 945 | long ret; |
| 946 | |
| 947 | if (!PyArg_ParseTuple(args, ":get_timeout")) |
| 948 | return NULL; |
| 949 | |
| 950 | ret = SSL_CTX_get_timeout(self->ctx); |
| 951 | return PyLong_FromLong(ret); |
| 952 | } |
| 953 | |
| 954 | static char ssl_Context_set_info_callback_doc[] = "\n\ |
| 955 | Set the info callback\n\ |
| 956 | \n\ |
Jean-Paul Calderone | 54bcc83 | 2009-05-27 14:06:48 -0400 | [diff] [blame] | 957 | @param callback: The Python callback to use\n\ |
| 958 | @return: None\n\ |
Jean-Paul Calderone | 897bc25 | 2008-02-18 20:50:23 -0500 | [diff] [blame] | 959 | "; |
| 960 | static PyObject * |
| 961 | ssl_Context_set_info_callback(ssl_ContextObj *self, PyObject *args) |
| 962 | { |
| 963 | PyObject *callback; |
| 964 | |
| 965 | if (!PyArg_ParseTuple(args, "O:set_info_callback", &callback)) |
| 966 | return NULL; |
| 967 | |
| 968 | if (!PyCallable_Check(callback)) |
| 969 | { |
| 970 | PyErr_SetString(PyExc_TypeError, "expected PyCallable"); |
| 971 | return NULL; |
| 972 | } |
| 973 | |
| 974 | Py_DECREF(self->info_callback); |
| 975 | Py_INCREF(callback); |
| 976 | self->info_callback = callback; |
| 977 | SSL_CTX_set_info_callback(self->ctx, global_info_callback); |
| 978 | |
| 979 | Py_INCREF(Py_None); |
| 980 | return Py_None; |
| 981 | } |
| 982 | |
| 983 | static char ssl_Context_get_app_data_doc[] = "\n\ |
| 984 | Get the application data (supplied via set_app_data())\n\ |
| 985 | \n\ |
Jean-Paul Calderone | 54bcc83 | 2009-05-27 14:06:48 -0400 | [diff] [blame] | 986 | @return: The application data\n\ |
Jean-Paul Calderone | 897bc25 | 2008-02-18 20:50:23 -0500 | [diff] [blame] | 987 | "; |
| 988 | static PyObject * |
| 989 | ssl_Context_get_app_data(ssl_ContextObj *self, PyObject *args) |
| 990 | { |
| 991 | if (!PyArg_ParseTuple(args, ":get_app_data")) |
| 992 | return NULL; |
| 993 | |
| 994 | Py_INCREF(self->app_data); |
| 995 | return self->app_data; |
| 996 | } |
| 997 | |
| 998 | static char ssl_Context_set_app_data_doc[] = "\n\ |
| 999 | Set the application data (will be returned from get_app_data())\n\ |
| 1000 | \n\ |
Jean-Paul Calderone | 54bcc83 | 2009-05-27 14:06:48 -0400 | [diff] [blame] | 1001 | @param data: Any Python object\n\ |
| 1002 | @return: None\n\ |
Jean-Paul Calderone | 897bc25 | 2008-02-18 20:50:23 -0500 | [diff] [blame] | 1003 | "; |
| 1004 | static PyObject * |
| 1005 | ssl_Context_set_app_data(ssl_ContextObj *self, PyObject *args) |
| 1006 | { |
| 1007 | PyObject *data; |
| 1008 | |
| 1009 | if (!PyArg_ParseTuple(args, "O:set_app_data", &data)) |
| 1010 | return NULL; |
| 1011 | |
| 1012 | Py_DECREF(self->app_data); |
| 1013 | Py_INCREF(data); |
| 1014 | self->app_data = data; |
| 1015 | |
| 1016 | Py_INCREF(Py_None); |
| 1017 | return Py_None; |
| 1018 | } |
| 1019 | |
| 1020 | static char ssl_Context_get_cert_store_doc[] = "\n\ |
| 1021 | Get the certificate store for the context\n\ |
| 1022 | \n\ |
Jean-Paul Calderone | 54bcc83 | 2009-05-27 14:06:48 -0400 | [diff] [blame] | 1023 | @return: A X509Store object\n\ |
Jean-Paul Calderone | 897bc25 | 2008-02-18 20:50:23 -0500 | [diff] [blame] | 1024 | "; |
| 1025 | static PyObject * |
| 1026 | ssl_Context_get_cert_store(ssl_ContextObj *self, PyObject *args) |
| 1027 | { |
| 1028 | X509_STORE *store; |
| 1029 | |
| 1030 | if (!PyArg_ParseTuple(args, ":get_cert_store")) |
| 1031 | return NULL; |
| 1032 | |
| 1033 | if ((store = SSL_CTX_get_cert_store(self->ctx)) == NULL) |
| 1034 | { |
| 1035 | Py_INCREF(Py_None); |
| 1036 | return Py_None; |
| 1037 | } |
| 1038 | else |
| 1039 | { |
Jean-Paul Calderone | 1e9312e | 2010-10-31 21:26:18 -0400 | [diff] [blame] | 1040 | return (PyObject *)new_x509store(store, 0); |
Jean-Paul Calderone | 897bc25 | 2008-02-18 20:50:23 -0500 | [diff] [blame] | 1041 | } |
| 1042 | } |
| 1043 | |
| 1044 | static char ssl_Context_set_options_doc[] = "\n\ |
| 1045 | Add options. Options set before are not cleared!\n\ |
| 1046 | \n\ |
Jean-Paul Calderone | 54bcc83 | 2009-05-27 14:06:48 -0400 | [diff] [blame] | 1047 | @param options: The options to add.\n\ |
| 1048 | @return: The new option bitmask.\n\ |
Jean-Paul Calderone | 897bc25 | 2008-02-18 20:50:23 -0500 | [diff] [blame] | 1049 | "; |
| 1050 | static PyObject * |
| 1051 | ssl_Context_set_options(ssl_ContextObj *self, PyObject *args) |
| 1052 | { |
| 1053 | long options; |
| 1054 | |
| 1055 | if (!PyArg_ParseTuple(args, "l:set_options", &options)) |
| 1056 | return NULL; |
| 1057 | |
Jean-Paul Calderone | 83dbcfd | 2010-08-11 20:20:57 -0400 | [diff] [blame] | 1058 | return PyLong_FromLong(SSL_CTX_set_options(self->ctx, options)); |
Jean-Paul Calderone | 897bc25 | 2008-02-18 20:50:23 -0500 | [diff] [blame] | 1059 | } |
| 1060 | |
| 1061 | |
| 1062 | /* |
| 1063 | * Member methods in the Context object |
| 1064 | * ADD_METHOD(name) expands to a correct PyMethodDef declaration |
| 1065 | * { 'name', (PyCFunction)ssl_Context_name, METH_VARARGS } |
| 1066 | * for convenience |
| 1067 | * ADD_ALIAS(name,real) creates an "alias" of the ssl_Context_real |
| 1068 | * function with the name 'name' |
| 1069 | */ |
| 1070 | #define ADD_METHOD(name) { #name, (PyCFunction)ssl_Context_##name, METH_VARARGS, ssl_Context_##name##_doc } |
| 1071 | static PyMethodDef ssl_Context_methods[] = { |
| 1072 | ADD_METHOD(load_verify_locations), |
| 1073 | ADD_METHOD(set_passwd_cb), |
Jean-Paul Calderone | 1cb5d02 | 2008-09-07 20:58:50 -0400 | [diff] [blame] | 1074 | ADD_METHOD(set_default_verify_paths), |
Jean-Paul Calderone | 897bc25 | 2008-02-18 20:50:23 -0500 | [diff] [blame] | 1075 | ADD_METHOD(use_certificate_chain_file), |
| 1076 | ADD_METHOD(use_certificate_file), |
| 1077 | ADD_METHOD(use_certificate), |
Jean-Paul Calderone | d3ada85 | 2008-02-18 21:17:29 -0500 | [diff] [blame] | 1078 | ADD_METHOD(add_extra_chain_cert), |
Jean-Paul Calderone | 897bc25 | 2008-02-18 20:50:23 -0500 | [diff] [blame] | 1079 | ADD_METHOD(use_privatekey_file), |
| 1080 | ADD_METHOD(use_privatekey), |
| 1081 | ADD_METHOD(check_privatekey), |
| 1082 | ADD_METHOD(load_client_ca), |
| 1083 | ADD_METHOD(set_session_id), |
| 1084 | ADD_METHOD(set_verify), |
| 1085 | ADD_METHOD(set_verify_depth), |
| 1086 | ADD_METHOD(get_verify_mode), |
| 1087 | ADD_METHOD(get_verify_depth), |
| 1088 | ADD_METHOD(load_tmp_dh), |
| 1089 | ADD_METHOD(set_cipher_list), |
Ziga Seilnacht | f93bf10 | 2009-10-23 09:51:07 +0200 | [diff] [blame] | 1090 | ADD_METHOD(set_client_ca_list), |
| 1091 | ADD_METHOD(add_client_ca), |
Jean-Paul Calderone | 897bc25 | 2008-02-18 20:50:23 -0500 | [diff] [blame] | 1092 | ADD_METHOD(set_timeout), |
| 1093 | ADD_METHOD(get_timeout), |
| 1094 | ADD_METHOD(set_info_callback), |
| 1095 | ADD_METHOD(get_app_data), |
| 1096 | ADD_METHOD(set_app_data), |
| 1097 | ADD_METHOD(get_cert_store), |
| 1098 | ADD_METHOD(set_options), |
| 1099 | { NULL, NULL } |
| 1100 | }; |
| 1101 | #undef ADD_METHOD |
| 1102 | |
Jean-Paul Calderone | 897bc25 | 2008-02-18 20:50:23 -0500 | [diff] [blame] | 1103 | /* |
Jean-Paul Calderone | 1bd11fa | 2009-05-27 17:09:15 -0400 | [diff] [blame] | 1104 | * Despite the name which might suggest otherwise, this is not the tp_init for |
| 1105 | * the Context type. It's just the common initialization code shared by the |
| 1106 | * two _{Nn}ew functions below. |
Jean-Paul Calderone | 897bc25 | 2008-02-18 20:50:23 -0500 | [diff] [blame] | 1107 | */ |
Jean-Paul Calderone | 1bd11fa | 2009-05-27 17:09:15 -0400 | [diff] [blame] | 1108 | static ssl_ContextObj* |
| 1109 | ssl_Context_init(ssl_ContextObj *self, int i_method) { |
Jean-Paul Calderone | 897bc25 | 2008-02-18 20:50:23 -0500 | [diff] [blame] | 1110 | SSL_METHOD *method; |
Jean-Paul Calderone | 897bc25 | 2008-02-18 20:50:23 -0500 | [diff] [blame] | 1111 | |
Jean-Paul Calderone | 1bd11fa | 2009-05-27 17:09:15 -0400 | [diff] [blame] | 1112 | switch (i_method) { |
| 1113 | case ssl_SSLv2_METHOD: |
| 1114 | method = SSLv2_method(); |
| 1115 | break; |
| 1116 | case ssl_SSLv23_METHOD: |
| 1117 | method = SSLv23_method(); |
| 1118 | break; |
| 1119 | case ssl_SSLv3_METHOD: |
| 1120 | method = SSLv3_method(); |
| 1121 | break; |
| 1122 | case ssl_TLSv1_METHOD: |
| 1123 | method = TLSv1_method(); |
| 1124 | break; |
Jean-Paul Calderone | 897bc25 | 2008-02-18 20:50:23 -0500 | [diff] [blame] | 1125 | default: |
| 1126 | PyErr_SetString(PyExc_ValueError, "No such protocol"); |
| 1127 | return NULL; |
| 1128 | } |
| 1129 | |
Jean-Paul Calderone | 897bc25 | 2008-02-18 20:50:23 -0500 | [diff] [blame] | 1130 | self->ctx = SSL_CTX_new(method); |
| 1131 | Py_INCREF(Py_None); |
| 1132 | self->passphrase_callback = Py_None; |
| 1133 | Py_INCREF(Py_None); |
| 1134 | self->verify_callback = Py_None; |
| 1135 | Py_INCREF(Py_None); |
| 1136 | self->info_callback = Py_None; |
| 1137 | |
| 1138 | Py_INCREF(Py_None); |
| 1139 | self->passphrase_userdata = Py_None; |
| 1140 | |
| 1141 | Py_INCREF(Py_None); |
| 1142 | self->app_data = Py_None; |
| 1143 | |
| 1144 | /* Some initialization that's required to operate smoothly in Python */ |
| 1145 | SSL_CTX_set_app_data(self->ctx, self); |
| 1146 | SSL_CTX_set_mode(self->ctx, SSL_MODE_ENABLE_PARTIAL_WRITE | |
| 1147 | SSL_MODE_ACCEPT_MOVING_WRITE_BUFFER | |
| 1148 | SSL_MODE_AUTO_RETRY); |
| 1149 | |
| 1150 | self->tstate = NULL; |
Jean-Paul Calderone | 897bc25 | 2008-02-18 20:50:23 -0500 | [diff] [blame] | 1151 | |
| 1152 | return self; |
| 1153 | } |
| 1154 | |
| 1155 | /* |
Jean-Paul Calderone | 1bd11fa | 2009-05-27 17:09:15 -0400 | [diff] [blame] | 1156 | * This one is exposed in the CObject API. I want to deprecate it. |
Jean-Paul Calderone | 897bc25 | 2008-02-18 20:50:23 -0500 | [diff] [blame] | 1157 | */ |
Jean-Paul Calderone | 1bd11fa | 2009-05-27 17:09:15 -0400 | [diff] [blame] | 1158 | ssl_ContextObj* |
| 1159 | ssl_Context_New(int i_method) { |
| 1160 | ssl_ContextObj *self; |
| 1161 | |
| 1162 | self = PyObject_GC_New(ssl_ContextObj, &ssl_Context_Type); |
| 1163 | if (self == NULL) { |
| 1164 | return (ssl_ContextObj *)PyErr_NoMemory(); |
| 1165 | } |
| 1166 | self = ssl_Context_init(self, i_method); |
| 1167 | PyObject_GC_Track((PyObject *)self); |
| 1168 | return self; |
| 1169 | } |
| 1170 | |
| 1171 | |
| 1172 | /* |
| 1173 | * This one is the tp_new of the Context type. It's great. |
| 1174 | */ |
| 1175 | static PyObject* |
| 1176 | ssl_Context_new(PyTypeObject *subtype, PyObject *args, PyObject *kwargs) { |
| 1177 | int i_method; |
| 1178 | ssl_ContextObj *self; |
| 1179 | static char *kwlist[] = {"method", NULL}; |
| 1180 | |
| 1181 | if (!PyArg_ParseTupleAndKeywords(args, kwargs, "i:Context", kwlist, &i_method)) { |
| 1182 | return NULL; |
| 1183 | } |
| 1184 | |
| 1185 | self = (ssl_ContextObj *)subtype->tp_alloc(subtype, 1); |
| 1186 | if (self == NULL) { |
| 1187 | return NULL; |
| 1188 | } |
| 1189 | |
| 1190 | return (PyObject *)ssl_Context_init(self, i_method); |
Jean-Paul Calderone | 897bc25 | 2008-02-18 20:50:23 -0500 | [diff] [blame] | 1191 | } |
| 1192 | |
| 1193 | /* |
| 1194 | * Call the visitproc on all contained objects. |
| 1195 | * |
| 1196 | * Arguments: self - The Context object |
| 1197 | * visit - Function to call |
| 1198 | * arg - Extra argument to visit |
| 1199 | * Returns: 0 if all goes well, otherwise the return code from the first |
| 1200 | * call that gave non-zero result. |
| 1201 | */ |
| 1202 | static int |
| 1203 | ssl_Context_traverse(ssl_ContextObj *self, visitproc visit, void *arg) |
| 1204 | { |
| 1205 | int ret = 0; |
| 1206 | |
| 1207 | if (ret == 0 && self->passphrase_callback != NULL) |
| 1208 | ret = visit((PyObject *)self->passphrase_callback, arg); |
| 1209 | if (ret == 0 && self->passphrase_userdata != NULL) |
| 1210 | ret = visit((PyObject *)self->passphrase_userdata, arg); |
| 1211 | if (ret == 0 && self->verify_callback != NULL) |
| 1212 | ret = visit((PyObject *)self->verify_callback, arg); |
| 1213 | if (ret == 0 && self->info_callback != NULL) |
| 1214 | ret = visit((PyObject *)self->info_callback, arg); |
| 1215 | if (ret == 0 && self->app_data != NULL) |
| 1216 | ret = visit(self->app_data, arg); |
| 1217 | return ret; |
| 1218 | } |
| 1219 | |
| 1220 | /* |
| 1221 | * Decref all contained objects and zero the pointers. |
| 1222 | * |
| 1223 | * Arguments: self - The Context object |
| 1224 | * Returns: Always 0. |
| 1225 | */ |
| 1226 | static int |
| 1227 | ssl_Context_clear(ssl_ContextObj *self) |
| 1228 | { |
| 1229 | Py_XDECREF(self->passphrase_callback); |
| 1230 | self->passphrase_callback = NULL; |
| 1231 | Py_XDECREF(self->passphrase_userdata); |
| 1232 | self->passphrase_userdata = NULL; |
| 1233 | Py_XDECREF(self->verify_callback); |
| 1234 | self->verify_callback = NULL; |
| 1235 | Py_XDECREF(self->info_callback); |
| 1236 | self->info_callback = NULL; |
| 1237 | Py_XDECREF(self->app_data); |
| 1238 | self->app_data = NULL; |
| 1239 | return 0; |
| 1240 | } |
| 1241 | |
| 1242 | /* |
| 1243 | * Deallocate the memory used by the Context object |
| 1244 | * |
| 1245 | * Arguments: self - The Context object |
| 1246 | * Returns: None |
| 1247 | */ |
| 1248 | static void |
| 1249 | ssl_Context_dealloc(ssl_ContextObj *self) |
| 1250 | { |
| 1251 | PyObject_GC_UnTrack((PyObject *)self); |
| 1252 | SSL_CTX_free(self->ctx); |
| 1253 | ssl_Context_clear(self); |
| 1254 | PyObject_GC_Del(self); |
| 1255 | } |
| 1256 | |
| 1257 | |
| 1258 | PyTypeObject ssl_Context_Type = { |
Jean-Paul Calderone | b6d7525 | 2010-08-11 23:55:45 -0400 | [diff] [blame] | 1259 | PyOpenSSL_HEAD_INIT(&PyType_Type, 0) |
Jean-Paul Calderone | 1bd11fa | 2009-05-27 17:09:15 -0400 | [diff] [blame] | 1260 | "OpenSSL.SSL.Context", |
Jean-Paul Calderone | 897bc25 | 2008-02-18 20:50:23 -0500 | [diff] [blame] | 1261 | sizeof(ssl_ContextObj), |
| 1262 | 0, |
Jean-Paul Calderone | 1bd11fa | 2009-05-27 17:09:15 -0400 | [diff] [blame] | 1263 | (destructor)ssl_Context_dealloc, /* tp_dealloc */ |
Jean-Paul Calderone | 897bc25 | 2008-02-18 20:50:23 -0500 | [diff] [blame] | 1264 | NULL, /* print */ |
Jean-Paul Calderone | 1bd11fa | 2009-05-27 17:09:15 -0400 | [diff] [blame] | 1265 | NULL, /* tp_getattr */ |
Jean-Paul Calderone | 897bc25 | 2008-02-18 20:50:23 -0500 | [diff] [blame] | 1266 | NULL, /* setattr */ |
| 1267 | NULL, /* compare */ |
| 1268 | NULL, /* repr */ |
| 1269 | NULL, /* as_number */ |
| 1270 | NULL, /* as_sequence */ |
| 1271 | NULL, /* as_mapping */ |
| 1272 | NULL, /* hash */ |
| 1273 | NULL, /* call */ |
| 1274 | NULL, /* str */ |
| 1275 | NULL, /* getattro */ |
| 1276 | NULL, /* setattro */ |
| 1277 | NULL, /* as_buffer */ |
Jean-Paul Calderone | 1bd11fa | 2009-05-27 17:09:15 -0400 | [diff] [blame] | 1278 | Py_TPFLAGS_DEFAULT | Py_TPFLAGS_HAVE_GC | Py_TPFLAGS_BASETYPE, /* tp_flags */ |
| 1279 | ssl_Context_doc, /* tp_doc */ |
| 1280 | (traverseproc)ssl_Context_traverse, /* tp_traverse */ |
| 1281 | (inquiry)ssl_Context_clear, /* tp_clear */ |
| 1282 | NULL, /* tp_richcompare */ |
| 1283 | 0, /* tp_weaklistoffset */ |
| 1284 | NULL, /* tp_iter */ |
| 1285 | NULL, /* tp_iternext */ |
| 1286 | ssl_Context_methods, /* tp_methods */ |
| 1287 | NULL, /* tp_members */ |
| 1288 | NULL, /* tp_getset */ |
| 1289 | NULL, /* tp_base */ |
| 1290 | NULL, /* tp_dict */ |
| 1291 | NULL, /* tp_descr_get */ |
| 1292 | NULL, /* tp_descr_set */ |
| 1293 | 0, /* tp_dictoffset */ |
| 1294 | NULL, /* tp_init */ |
| 1295 | NULL, /* tp_alloc */ |
| 1296 | ssl_Context_new, /* tp_new */ |
Jean-Paul Calderone | 897bc25 | 2008-02-18 20:50:23 -0500 | [diff] [blame] | 1297 | }; |
| 1298 | |
| 1299 | |
| 1300 | /* |
| 1301 | * Initialize the Context part of the SSL sub module |
| 1302 | * |
Jean-Paul Calderone | 1bd11fa | 2009-05-27 17:09:15 -0400 | [diff] [blame] | 1303 | * Arguments: dict - The OpenSSL.SSL module |
Jean-Paul Calderone | 897bc25 | 2008-02-18 20:50:23 -0500 | [diff] [blame] | 1304 | * Returns: 1 for success, 0 otherwise |
| 1305 | */ |
| 1306 | int |
Jean-Paul Calderone | 1bd11fa | 2009-05-27 17:09:15 -0400 | [diff] [blame] | 1307 | init_ssl_context(PyObject *module) { |
| 1308 | |
| 1309 | if (PyType_Ready(&ssl_Context_Type) < 0) { |
Jean-Paul Calderone | 897bc25 | 2008-02-18 20:50:23 -0500 | [diff] [blame] | 1310 | return 0; |
Jean-Paul Calderone | 1bd11fa | 2009-05-27 17:09:15 -0400 | [diff] [blame] | 1311 | } |
| 1312 | |
| 1313 | if (PyModule_AddObject(module, "Context", (PyObject *)&ssl_Context_Type) < 0) { |
| 1314 | return 0; |
| 1315 | } |
| 1316 | |
| 1317 | if (PyModule_AddObject(module, "ContextType", (PyObject *)&ssl_Context_Type) < 0) { |
| 1318 | return 0; |
| 1319 | } |
Jean-Paul Calderone | 897bc25 | 2008-02-18 20:50:23 -0500 | [diff] [blame] | 1320 | |
| 1321 | return 1; |
| 1322 | } |
| 1323 | |