annotate Modules/_ssl.c @ 28646:193b8aec00ce legacy-trunk

Changes from Jonathan Riehl to allow his pgen extension (PEP 269) to work. This includes some more code that used to be part of pgen in the main parser; I'm okay with that. I'll see if the Windows build needs work next.
author Guido van Rossum <guido@python.org>
date Thu, 17 Apr 2003 14:55:42 +0000
parents e5d181120303
children a4d6bc71f091
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1 /* SSL socket module
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2
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3 SSL support based on patches by Brian E Gallew and Laszlo Kovacs.
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4
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5 This module is imported by socket.py. It should *not* be used
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6 directly.
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7
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8 */
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9
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10 #include "Python.h"
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11 enum py_ssl_error {
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12 /* these mirror ssl.h */
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13 PY_SSL_ERROR_NONE,
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14 PY_SSL_ERROR_SSL,
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15 PY_SSL_ERROR_WANT_READ,
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16 PY_SSL_ERROR_WANT_WRITE,
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17 PY_SSL_ERROR_WANT_X509_LOOKUP,
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18 PY_SSL_ERROR_SYSCALL, /* look at error stack/return value/errno */
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19 PY_SSL_ERROR_ZERO_RETURN,
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20 PY_SSL_ERROR_WANT_CONNECT,
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21 /* start of non ssl.h errorcodes */
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22 PY_SSL_ERROR_EOF, /* special case of SSL_ERROR_SYSCALL */
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23 PY_SSL_ERROR_INVALID_ERROR_CODE
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24 };
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25
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26 /* Include symbols from _socket module */
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27 #include "socketmodule.h"
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28
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29 /* Include OpenSSL header files */
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30 #include "openssl/rsa.h"
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31 #include "openssl/crypto.h"
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32 #include "openssl/x509.h"
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33 #include "openssl/pem.h"
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34 #include "openssl/ssl.h"
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35 #include "openssl/err.h"
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36 #include "openssl/rand.h"
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37
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38 /* SSL error object */
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39 static PyObject *PySSLErrorObject;
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40
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41 /* SSL socket object */
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42
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43 #define X509_NAME_MAXLEN 256
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44
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45 /* RAND_* APIs got added to OpenSSL in 0.9.5 */
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46 #if OPENSSL_VERSION_NUMBER >= 0x0090500fL
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47 # define HAVE_OPENSSL_RAND 1
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48 #else
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49 # undef HAVE_OPENSSL_RAND
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50 #endif
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51
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52 typedef struct {
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53 PyObject_HEAD
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54 PySocketSockObject *Socket; /* Socket on which we're layered */
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55 SSL_CTX* ctx;
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56 SSL* ssl;
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57 X509* server_cert;
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58 BIO* sbio;
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59 char server[X509_NAME_MAXLEN];
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60 char issuer[X509_NAME_MAXLEN];
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61
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62 } PySSLObject;
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63
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64 static PyTypeObject PySSL_Type;
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65 static PyObject *PySSL_SSLwrite(PySSLObject *self, PyObject *args);
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66 static PyObject *PySSL_SSLread(PySSLObject *self, PyObject *args);
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67 static int wait_for_timeout(PySocketSockObject *s, int writing);
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68
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69 #define PySSLObject_Check(v) ((v)->ob_type == &PySSL_Type)
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70
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71 /* XXX It might be helpful to augment the error message generated
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72 below with the name of the SSL function that generated the error.
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73 I expect it's obvious most of the time.
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74 */
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75
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76 static PyObject *
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77 PySSL_SetError(PySSLObject *obj, int ret)
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78 {
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79 PyObject *v, *n, *s;
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80 char *errstr;
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81 int err;
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82 enum py_ssl_error p;
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83
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84 assert(ret <= 0);
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85
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86 err = SSL_get_error(obj->ssl, ret);
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87
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88 switch (err) {
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89 case SSL_ERROR_ZERO_RETURN:
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90 errstr = "TLS/SSL connection has been closed";
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91 p = PY_SSL_ERROR_ZERO_RETURN;
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92 break;
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93 case SSL_ERROR_WANT_READ:
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94 errstr = "The operation did not complete (read)";
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95 p = PY_SSL_ERROR_WANT_READ;
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96 break;
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97 case SSL_ERROR_WANT_WRITE:
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98 p = PY_SSL_ERROR_WANT_WRITE;
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99 errstr = "The operation did not complete (write)";
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100 break;
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101 case SSL_ERROR_WANT_X509_LOOKUP:
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102 p = PY_SSL_ERROR_WANT_X509_LOOKUP;
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103 errstr = "The operation did not complete (X509 lookup)";
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104 break;
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105 case SSL_ERROR_WANT_CONNECT:
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106 p = PY_SSL_ERROR_WANT_CONNECT;
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107 errstr = "The operation did not complete (connect)";
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108 break;
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109 case SSL_ERROR_SYSCALL:
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110 {
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111 unsigned long e = ERR_get_error();
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112 if (e == 0) {
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113 if (ret == 0) {
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114 p = PY_SSL_ERROR_EOF;
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115 errstr = "EOF occurred in violation of protocol";
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116 } else if (ret == -1) {
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117 /* the underlying BIO reported an I/O error */
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118 return obj->Socket->errorhandler();
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119 } else { /* possible? */
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120 p = PY_SSL_ERROR_SYSCALL;
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121 errstr = "Some I/O error occurred";
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122 }
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123 } else {
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124 p = PY_SSL_ERROR_SYSCALL;
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125 /* XXX Protected by global interpreter lock */
0bc3a41d4e40 Forward port of patch # 500311: Work around for buggy https servers.
Martin v. Löwis <martin@v.loewis.de>
parents: 21959
diff changeset
126 errstr = ERR_error_string(e, NULL);
0bc3a41d4e40 Forward port of patch # 500311: Work around for buggy https servers.
Martin v. Löwis <martin@v.loewis.de>
parents: 21959
diff changeset
127 }
0bc3a41d4e40 Forward port of patch # 500311: Work around for buggy https servers.
Martin v. Löwis <martin@v.loewis.de>
parents: 21959
diff changeset
128 break;
0bc3a41d4e40 Forward port of patch # 500311: Work around for buggy https servers.
Martin v. Löwis <martin@v.loewis.de>
parents: 21959
diff changeset
129 }
0bc3a41d4e40 Forward port of patch # 500311: Work around for buggy https servers.
Martin v. Löwis <martin@v.loewis.de>
parents: 21959
diff changeset
130 case SSL_ERROR_SSL:
0bc3a41d4e40 Forward port of patch # 500311: Work around for buggy https servers.
Martin v. Löwis <martin@v.loewis.de>
parents: 21959
diff changeset
131 {
0bc3a41d4e40 Forward port of patch # 500311: Work around for buggy https servers.
Martin v. Löwis <martin@v.loewis.de>
parents: 21959
diff changeset
132 unsigned long e = ERR_get_error();
24086
86dfb96a1831 Repair badly formatted code.
Jeremy Hylton <jeremy@alum.mit.edu>
parents: 23832
diff changeset
133 p = PY_SSL_ERROR_SSL;
86dfb96a1831 Repair badly formatted code.
Jeremy Hylton <jeremy@alum.mit.edu>
parents: 23832
diff changeset
134 if (e != 0)
23190
0bc3a41d4e40 Forward port of patch # 500311: Work around for buggy https servers.
Martin v. Löwis <martin@v.loewis.de>
parents: 21959
diff changeset
135 /* XXX Protected by global interpreter lock */
0bc3a41d4e40 Forward port of patch # 500311: Work around for buggy https servers.
Martin v. Löwis <martin@v.loewis.de>
parents: 21959
diff changeset
136 errstr = ERR_error_string(e, NULL);
24086
86dfb96a1831 Repair badly formatted code.
Jeremy Hylton <jeremy@alum.mit.edu>
parents: 23832
diff changeset
137 else { /* possible? */
86dfb96a1831 Repair badly formatted code.
Jeremy Hylton <jeremy@alum.mit.edu>
parents: 23832
diff changeset
138 errstr = "A failure in the SSL library occurred";
23190
0bc3a41d4e40 Forward port of patch # 500311: Work around for buggy https servers.
Martin v. Löwis <martin@v.loewis.de>
parents: 21959
diff changeset
139 }
0bc3a41d4e40 Forward port of patch # 500311: Work around for buggy https servers.
Martin v. Löwis <martin@v.loewis.de>
parents: 21959
diff changeset
140 break;
0bc3a41d4e40 Forward port of patch # 500311: Work around for buggy https servers.
Martin v. Löwis <martin@v.loewis.de>
parents: 21959
diff changeset
141 }
0bc3a41d4e40 Forward port of patch # 500311: Work around for buggy https servers.
Martin v. Löwis <martin@v.loewis.de>
parents: 21959
diff changeset
142 default:
24086
86dfb96a1831 Repair badly formatted code.
Jeremy Hylton <jeremy@alum.mit.edu>
parents: 23832
diff changeset
143 p = PY_SSL_ERROR_INVALID_ERROR_CODE;
23190
0bc3a41d4e40 Forward port of patch # 500311: Work around for buggy https servers.
Martin v. Löwis <martin@v.loewis.de>
parents: 21959
diff changeset
144 errstr = "Invalid error code";
0bc3a41d4e40 Forward port of patch # 500311: Work around for buggy https servers.
Martin v. Löwis <martin@v.loewis.de>
parents: 21959
diff changeset
145 }
0bc3a41d4e40 Forward port of patch # 500311: Work around for buggy https servers.
Martin v. Löwis <martin@v.loewis.de>
parents: 21959
diff changeset
146 n = PyInt_FromLong((long) p);
21959
3957d155f8c5 Break SSL support out of _socket module and place it into a new
Marc-André Lemburg <mal@egenix.com>
parents:
diff changeset
147 if (n == NULL)
3957d155f8c5 Break SSL support out of _socket module and place it into a new
Marc-André Lemburg <mal@egenix.com>
parents:
diff changeset
148 return NULL;
3957d155f8c5 Break SSL support out of _socket module and place it into a new
Marc-André Lemburg <mal@egenix.com>
parents:
diff changeset
149 v = PyTuple_New(2);
3957d155f8c5 Break SSL support out of _socket module and place it into a new
Marc-André Lemburg <mal@egenix.com>
parents:
diff changeset
150 if (v == NULL) {
3957d155f8c5 Break SSL support out of _socket module and place it into a new
Marc-André Lemburg <mal@egenix.com>
parents:
diff changeset
151 Py_DECREF(n);
3957d155f8c5 Break SSL support out of _socket module and place it into a new
Marc-André Lemburg <mal@egenix.com>
parents:
diff changeset
152 return NULL;
3957d155f8c5 Break SSL support out of _socket module and place it into a new
Marc-André Lemburg <mal@egenix.com>
parents:
diff changeset
153 }
3957d155f8c5 Break SSL support out of _socket module and place it into a new
Marc-André Lemburg <mal@egenix.com>
parents:
diff changeset
154
3957d155f8c5 Break SSL support out of _socket module and place it into a new
Marc-André Lemburg <mal@egenix.com>
parents:
diff changeset
155 s = PyString_FromString(errstr);
3957d155f8c5 Break SSL support out of _socket module and place it into a new
Marc-André Lemburg <mal@egenix.com>
parents:
diff changeset
156 if (s == NULL) {
3957d155f8c5 Break SSL support out of _socket module and place it into a new
Marc-André Lemburg <mal@egenix.com>
parents:
diff changeset
157 Py_DECREF(v);
3957d155f8c5 Break SSL support out of _socket module and place it into a new
Marc-André Lemburg <mal@egenix.com>
parents:
diff changeset
158 Py_DECREF(n);
3957d155f8c5 Break SSL support out of _socket module and place it into a new
Marc-André Lemburg <mal@egenix.com>
parents:
diff changeset
159 }
3957d155f8c5 Break SSL support out of _socket module and place it into a new
Marc-André Lemburg <mal@egenix.com>
parents:
diff changeset
160 PyTuple_SET_ITEM(v, 0, n);
3957d155f8c5 Break SSL support out of _socket module and place it into a new
Marc-André Lemburg <mal@egenix.com>
parents:
diff changeset
161 PyTuple_SET_ITEM(v, 1, s);
3957d155f8c5 Break SSL support out of _socket module and place it into a new
Marc-André Lemburg <mal@egenix.com>
parents:
diff changeset
162 PyErr_SetObject(PySSLErrorObject, v);
3957d155f8c5 Break SSL support out of _socket module and place it into a new
Marc-André Lemburg <mal@egenix.com>
parents:
diff changeset
163 return NULL;
3957d155f8c5 Break SSL support out of _socket module and place it into a new
Marc-André Lemburg <mal@egenix.com>
parents:
diff changeset
164 }
3957d155f8c5 Break SSL support out of _socket module and place it into a new
Marc-André Lemburg <mal@egenix.com>
parents:
diff changeset
165
3957d155f8c5 Break SSL support out of _socket module and place it into a new
Marc-André Lemburg <mal@egenix.com>
parents:
diff changeset
166 static PySSLObject *
3957d155f8c5 Break SSL support out of _socket module and place it into a new
Marc-André Lemburg <mal@egenix.com>
parents:
diff changeset
167 newPySSLObject(PySocketSockObject *Sock, char *key_file, char *cert_file)
3957d155f8c5 Break SSL support out of _socket module and place it into a new
Marc-André Lemburg <mal@egenix.com>
parents:
diff changeset
168 {
3957d155f8c5 Break SSL support out of _socket module and place it into a new
Marc-André Lemburg <mal@egenix.com>
parents:
diff changeset
169 PySSLObject *self;
3957d155f8c5 Break SSL support out of _socket module and place it into a new
Marc-André Lemburg <mal@egenix.com>
parents:
diff changeset
170 char *errstr = NULL;
3957d155f8c5 Break SSL support out of _socket module and place it into a new
Marc-André Lemburg <mal@egenix.com>
parents:
diff changeset
171 int ret;
27557
5eefec94a784 SF patch 676472 by Geoff Talvola, reviewed by Ben Laurie.
Guido van Rossum <guido@python.org>
parents: 27430
diff changeset
172 int err;
5eefec94a784 SF patch 676472 by Geoff Talvola, reviewed by Ben Laurie.
Guido van Rossum <guido@python.org>
parents: 27430
diff changeset
173 int timedout;
21959
3957d155f8c5 Break SSL support out of _socket module and place it into a new
Marc-André Lemburg <mal@egenix.com>
parents:
diff changeset
174
3957d155f8c5 Break SSL support out of _socket module and place it into a new
Marc-André Lemburg <mal@egenix.com>
parents:
diff changeset
175 self = PyObject_New(PySSLObject, &PySSL_Type); /* Create new object */
3957d155f8c5 Break SSL support out of _socket module and place it into a new
Marc-André Lemburg <mal@egenix.com>
parents:
diff changeset
176 if (self == NULL){
3957d155f8c5 Break SSL support out of _socket module and place it into a new
Marc-André Lemburg <mal@egenix.com>
parents:
diff changeset
177 errstr = "newPySSLObject error";
3957d155f8c5 Break SSL support out of _socket module and place it into a new
Marc-André Lemburg <mal@egenix.com>
parents:
diff changeset
178 goto fail;
3957d155f8c5 Break SSL support out of _socket module and place it into a new
Marc-André Lemburg <mal@egenix.com>
parents:
diff changeset
179 }
3957d155f8c5 Break SSL support out of _socket module and place it into a new
Marc-André Lemburg <mal@egenix.com>
parents:
diff changeset
180 memset(self->server, '\0', sizeof(char) * X509_NAME_MAXLEN);
3957d155f8c5 Break SSL support out of _socket module and place it into a new
Marc-André Lemburg <mal@egenix.com>
parents:
diff changeset
181 memset(self->issuer, '\0', sizeof(char) * X509_NAME_MAXLEN);
3957d155f8c5 Break SSL support out of _socket module and place it into a new
Marc-André Lemburg <mal@egenix.com>
parents:
diff changeset
182 self->server_cert = NULL;
3957d155f8c5 Break SSL support out of _socket module and place it into a new
Marc-André Lemburg <mal@egenix.com>
parents:
diff changeset
183 self->ssl = NULL;
3957d155f8c5 Break SSL support out of _socket module and place it into a new
Marc-André Lemburg <mal@egenix.com>
parents:
diff changeset
184 self->ctx = NULL;
3957d155f8c5 Break SSL support out of _socket module and place it into a new
Marc-André Lemburg <mal@egenix.com>
parents:
diff changeset
185 self->Socket = NULL;
3957d155f8c5 Break SSL support out of _socket module and place it into a new
Marc-André Lemburg <mal@egenix.com>
parents:
diff changeset
186
3957d155f8c5 Break SSL support out of _socket module and place it into a new
Marc-André Lemburg <mal@egenix.com>
parents:
diff changeset
187 if ((key_file && !cert_file) || (!key_file && cert_file)) {
3957d155f8c5 Break SSL support out of _socket module and place it into a new
Marc-André Lemburg <mal@egenix.com>
parents:
diff changeset
188 errstr = "Both the key & certificate files must be specified";
3957d155f8c5 Break SSL support out of _socket module and place it into a new
Marc-André Lemburg <mal@egenix.com>
parents:
diff changeset
189 goto fail;
3957d155f8c5 Break SSL support out of _socket module and place it into a new
Marc-André Lemburg <mal@egenix.com>
parents:
diff changeset
190 }
3957d155f8c5 Break SSL support out of _socket module and place it into a new
Marc-André Lemburg <mal@egenix.com>
parents:
diff changeset
191
24398
c7ed925c75b3 Patch #575827: allow threads inside SSL creation.
Martin v. Löwis <martin@v.loewis.de>
parents: 24280
diff changeset
192 Py_BEGIN_ALLOW_THREADS
21959
3957d155f8c5 Break SSL support out of _socket module and place it into a new
Marc-André Lemburg <mal@egenix.com>
parents:
diff changeset
193 self->ctx = SSL_CTX_new(SSLv23_method()); /* Set up context */
24398
c7ed925c75b3 Patch #575827: allow threads inside SSL creation.
Martin v. Löwis <martin@v.loewis.de>
parents: 24280
diff changeset
194 Py_END_ALLOW_THREADS
21959
3957d155f8c5 Break SSL support out of _socket module and place it into a new
Marc-André Lemburg <mal@egenix.com>
parents:
diff changeset
195 if (self->ctx == NULL) {
3957d155f8c5 Break SSL support out of _socket module and place it into a new
Marc-André Lemburg <mal@egenix.com>
parents:
diff changeset
196 errstr = "SSL_CTX_new error";
3957d155f8c5 Break SSL support out of _socket module and place it into a new
Marc-André Lemburg <mal@egenix.com>
parents:
diff changeset
197 goto fail;
3957d155f8c5 Break SSL support out of _socket module and place it into a new
Marc-André Lemburg <mal@egenix.com>
parents:
diff changeset
198 }
3957d155f8c5 Break SSL support out of _socket module and place it into a new
Marc-André Lemburg <mal@egenix.com>
parents:
diff changeset
199
3957d155f8c5 Break SSL support out of _socket module and place it into a new
Marc-André Lemburg <mal@egenix.com>
parents:
diff changeset
200 if (key_file) {
24398
c7ed925c75b3 Patch #575827: allow threads inside SSL creation.
Martin v. Löwis <martin@v.loewis.de>
parents: 24280
diff changeset
201 Py_BEGIN_ALLOW_THREADS
c7ed925c75b3 Patch #575827: allow threads inside SSL creation.
Martin v. Löwis <martin@v.loewis.de>
parents: 24280
diff changeset
202 ret = SSL_CTX_use_PrivateKey_file(self->ctx, key_file,
c7ed925c75b3 Patch #575827: allow threads inside SSL creation.
Martin v. Löwis <martin@v.loewis.de>
parents: 24280
diff changeset
203 SSL_FILETYPE_PEM);
c7ed925c75b3 Patch #575827: allow threads inside SSL creation.
Martin v. Löwis <martin@v.loewis.de>
parents: 24280
diff changeset
204 Py_END_ALLOW_THREADS
c7ed925c75b3 Patch #575827: allow threads inside SSL creation.
Martin v. Löwis <martin@v.loewis.de>
parents: 24280
diff changeset
205 if (ret < 1) {
21959
3957d155f8c5 Break SSL support out of _socket module and place it into a new
Marc-André Lemburg <mal@egenix.com>
parents:
diff changeset
206 errstr = "SSL_CTX_use_PrivateKey_file error";
3957d155f8c5 Break SSL support out of _socket module and place it into a new
Marc-André Lemburg <mal@egenix.com>
parents:
diff changeset
207 goto fail;
3957d155f8c5 Break SSL support out of _socket module and place it into a new
Marc-André Lemburg <mal@egenix.com>
parents:
diff changeset
208 }
3957d155f8c5 Break SSL support out of _socket module and place it into a new
Marc-André Lemburg <mal@egenix.com>
parents:
diff changeset
209
24398
c7ed925c75b3 Patch #575827: allow threads inside SSL creation.
Martin v. Löwis <martin@v.loewis.de>
parents: 24280
diff changeset
210 Py_BEGIN_ALLOW_THREADS
c7ed925c75b3 Patch #575827: allow threads inside SSL creation.
Martin v. Löwis <martin@v.loewis.de>
parents: 24280
diff changeset
211 ret = SSL_CTX_use_certificate_chain_file(self->ctx,
c7ed925c75b3 Patch #575827: allow threads inside SSL creation.
Martin v. Löwis <martin@v.loewis.de>
parents: 24280
diff changeset
212 cert_file);
c7ed925c75b3 Patch #575827: allow threads inside SSL creation.
Martin v. Löwis <martin@v.loewis.de>
parents: 24280
diff changeset
213 Py_END_ALLOW_THREADS
c7ed925c75b3 Patch #575827: allow threads inside SSL creation.
Martin v. Löwis <martin@v.loewis.de>
parents: 24280
diff changeset
214 if (ret < 1) {
21959
3957d155f8c5 Break SSL support out of _socket module and place it into a new
Marc-André Lemburg <mal@egenix.com>
parents:
diff changeset
215 errstr = "SSL_CTX_use_certificate_chain_file error";
3957d155f8c5 Break SSL support out of _socket module and place it into a new
Marc-André Lemburg <mal@egenix.com>
parents:
diff changeset
216 goto fail;
3957d155f8c5 Break SSL support out of _socket module and place it into a new
Marc-André Lemburg <mal@egenix.com>
parents:
diff changeset
217 }
3957d155f8c5 Break SSL support out of _socket module and place it into a new
Marc-André Lemburg <mal@egenix.com>
parents:
diff changeset
218 }
3957d155f8c5 Break SSL support out of _socket module and place it into a new
Marc-André Lemburg <mal@egenix.com>
parents:
diff changeset
219
24398
c7ed925c75b3 Patch #575827: allow threads inside SSL creation.
Martin v. Löwis <martin@v.loewis.de>
parents: 24280
diff changeset
220 Py_BEGIN_ALLOW_THREADS
21959
3957d155f8c5 Break SSL support out of _socket module and place it into a new
Marc-André Lemburg <mal@egenix.com>
parents:
diff changeset
221 SSL_CTX_set_verify(self->ctx,
3957d155f8c5 Break SSL support out of _socket module and place it into a new
Marc-André Lemburg <mal@egenix.com>
parents:
diff changeset
222 SSL_VERIFY_NONE, NULL); /* set verify lvl */
3957d155f8c5 Break SSL support out of _socket module and place it into a new
Marc-André Lemburg <mal@egenix.com>
parents:
diff changeset
223 self->ssl = SSL_new(self->ctx); /* New ssl struct */
24398
c7ed925c75b3 Patch #575827: allow threads inside SSL creation.
Martin v. Löwis <martin@v.loewis.de>
parents: 24280
diff changeset
224 Py_END_ALLOW_THREADS
21959
3957d155f8c5 Break SSL support out of _socket module and place it into a new
Marc-André Lemburg <mal@egenix.com>
parents:
diff changeset
225 SSL_set_fd(self->ssl, Sock->sock_fd); /* Set the socket for SSL */
27557
5eefec94a784 SF patch 676472 by Geoff Talvola, reviewed by Ben Laurie.
Guido van Rossum <guido@python.org>
parents: 27430
diff changeset
226
5eefec94a784 SF patch 676472 by Geoff Talvola, reviewed by Ben Laurie.
Guido van Rossum <guido@python.org>
parents: 27430
diff changeset
227 /* If the socket is is non-blocking mode or timeout mode, set the BIO
5eefec94a784 SF patch 676472 by Geoff Talvola, reviewed by Ben Laurie.
Guido van Rossum <guido@python.org>
parents: 27430
diff changeset
228 * to non-blocking mode (blocking is the default)
5eefec94a784 SF patch 676472 by Geoff Talvola, reviewed by Ben Laurie.
Guido van Rossum <guido@python.org>
parents: 27430
diff changeset
229 */
5eefec94a784 SF patch 676472 by Geoff Talvola, reviewed by Ben Laurie.
Guido van Rossum <guido@python.org>
parents: 27430
diff changeset
230 if (Sock->sock_timeout >= 0.0) {
5eefec94a784 SF patch 676472 by Geoff Talvola, reviewed by Ben Laurie.
Guido van Rossum <guido@python.org>
parents: 27430
diff changeset
231 /* Set both the read and write BIO's to non-blocking mode */
5eefec94a784 SF patch 676472 by Geoff Talvola, reviewed by Ben Laurie.
Guido van Rossum <guido@python.org>
parents: 27430
diff changeset
232 BIO_set_nbio(SSL_get_rbio(self->ssl), 1);
5eefec94a784 SF patch 676472 by Geoff Talvola, reviewed by Ben Laurie.
Guido van Rossum <guido@python.org>
parents: 27430
diff changeset
233 BIO_set_nbio(SSL_get_wbio(self->ssl), 1);
5eefec94a784 SF patch 676472 by Geoff Talvola, reviewed by Ben Laurie.
Guido van Rossum <guido@python.org>
parents: 27430
diff changeset
234 }
5eefec94a784 SF patch 676472 by Geoff Talvola, reviewed by Ben Laurie.
Guido van Rossum <guido@python.org>
parents: 27430
diff changeset
235
24398
c7ed925c75b3 Patch #575827: allow threads inside SSL creation.
Martin v. Löwis <martin@v.loewis.de>
parents: 24280
diff changeset
236 Py_BEGIN_ALLOW_THREADS
21959
3957d155f8c5 Break SSL support out of _socket module and place it into a new
Marc-André Lemburg <mal@egenix.com>
parents:
diff changeset
237 SSL_set_connect_state(self->ssl);
27557
5eefec94a784 SF patch 676472 by Geoff Talvola, reviewed by Ben Laurie.
Guido van Rossum <guido@python.org>
parents: 27430
diff changeset
238 Py_END_ALLOW_THREADS
24398
c7ed925c75b3 Patch #575827: allow threads inside SSL creation.
Martin v. Löwis <martin@v.loewis.de>
parents: 24280
diff changeset
239
21959
3957d155f8c5 Break SSL support out of _socket module and place it into a new
Marc-André Lemburg <mal@egenix.com>
parents:
diff changeset
240 /* Actually negotiate SSL connection */
3957d155f8c5 Break SSL support out of _socket module and place it into a new
Marc-André Lemburg <mal@egenix.com>
parents:
diff changeset
241 /* XXX If SSL_connect() returns 0, it's also a failure. */
27557
5eefec94a784 SF patch 676472 by Geoff Talvola, reviewed by Ben Laurie.
Guido van Rossum <guido@python.org>
parents: 27430
diff changeset
242 timedout = 0;
5eefec94a784 SF patch 676472 by Geoff Talvola, reviewed by Ben Laurie.
Guido van Rossum <guido@python.org>
parents: 27430
diff changeset
243 do {
5eefec94a784 SF patch 676472 by Geoff Talvola, reviewed by Ben Laurie.
Guido van Rossum <guido@python.org>
parents: 27430
diff changeset
244 Py_BEGIN_ALLOW_THREADS
5eefec94a784 SF patch 676472 by Geoff Talvola, reviewed by Ben Laurie.
Guido van Rossum <guido@python.org>
parents: 27430
diff changeset
245 ret = SSL_connect(self->ssl);
5eefec94a784 SF patch 676472 by Geoff Talvola, reviewed by Ben Laurie.
Guido van Rossum <guido@python.org>
parents: 27430
diff changeset
246 err = SSL_get_error(self->ssl, ret);
5eefec94a784 SF patch 676472 by Geoff Talvola, reviewed by Ben Laurie.
Guido van Rossum <guido@python.org>
parents: 27430
diff changeset
247 Py_END_ALLOW_THREADS
5eefec94a784 SF patch 676472 by Geoff Talvola, reviewed by Ben Laurie.
Guido van Rossum <guido@python.org>
parents: 27430
diff changeset
248 if (err == SSL_ERROR_WANT_READ) {
5eefec94a784 SF patch 676472 by Geoff Talvola, reviewed by Ben Laurie.
Guido van Rossum <guido@python.org>
parents: 27430
diff changeset
249 timedout = wait_for_timeout(Sock, 0);
5eefec94a784 SF patch 676472 by Geoff Talvola, reviewed by Ben Laurie.
Guido van Rossum <guido@python.org>
parents: 27430
diff changeset
250 } else if (err == SSL_ERROR_WANT_WRITE) {
5eefec94a784 SF patch 676472 by Geoff Talvola, reviewed by Ben Laurie.
Guido van Rossum <guido@python.org>
parents: 27430
diff changeset
251 timedout = wait_for_timeout(Sock, 1);
5eefec94a784 SF patch 676472 by Geoff Talvola, reviewed by Ben Laurie.
Guido van Rossum <guido@python.org>
parents: 27430
diff changeset
252 }
5eefec94a784 SF patch 676472 by Geoff Talvola, reviewed by Ben Laurie.
Guido van Rossum <guido@python.org>
parents: 27430
diff changeset
253 if (timedout) {
5eefec94a784 SF patch 676472 by Geoff Talvola, reviewed by Ben Laurie.
Guido van Rossum <guido@python.org>
parents: 27430
diff changeset
254 PyErr_SetString(PySSLErrorObject, "The connect operation timed out");
5eefec94a784 SF patch 676472 by Geoff Talvola, reviewed by Ben Laurie.
Guido van Rossum <guido@python.org>
parents: 27430
diff changeset
255 return NULL;
5eefec94a784 SF patch 676472 by Geoff Talvola, reviewed by Ben Laurie.
Guido van Rossum <guido@python.org>
parents: 27430
diff changeset
256 }
5eefec94a784 SF patch 676472 by Geoff Talvola, reviewed by Ben Laurie.
Guido van Rossum <guido@python.org>
parents: 27430
diff changeset
257 } while (err == SSL_ERROR_WANT_READ || err == SSL_ERROR_WANT_WRITE);
21959
3957d155f8c5 Break SSL support out of _socket module and place it into a new
Marc-André Lemburg <mal@egenix.com>
parents:
diff changeset
258 if (ret <= 0) {
3957d155f8c5 Break SSL support out of _socket module and place it into a new
Marc-André Lemburg <mal@egenix.com>
parents:
diff changeset
259 PySSL_SetError(self, ret);
3957d155f8c5 Break SSL support out of _socket module and place it into a new
Marc-André Lemburg <mal@egenix.com>
parents:
diff changeset
260 goto fail;
3957d155f8c5 Break SSL support out of _socket module and place it into a new
Marc-André Lemburg <mal@egenix.com>
parents:
diff changeset
261 }
3957d155f8c5 Break SSL support out of _socket module and place it into a new
Marc-André Lemburg <mal@egenix.com>
parents:
diff changeset
262 self->ssl->debug = 1;
3957d155f8c5 Break SSL support out of _socket module and place it into a new
Marc-André Lemburg <mal@egenix.com>
parents:
diff changeset
263
24398
c7ed925c75b3 Patch #575827: allow threads inside SSL creation.
Martin v. Löwis <martin@v.loewis.de>
parents: 24280
diff changeset
264 Py_BEGIN_ALLOW_THREADS
21959
3957d155f8c5 Break SSL support out of _socket module and place it into a new
Marc-André Lemburg <mal@egenix.com>
parents:
diff changeset
265 if ((self->server_cert = SSL_get_peer_certificate(self->ssl))) {
3957d155f8c5 Break SSL support out of _socket module and place it into a new
Marc-André Lemburg <mal@egenix.com>
parents:
diff changeset
266 X509_NAME_oneline(X509_get_subject_name(self->server_cert),
3957d155f8c5 Break SSL support out of _socket module and place it into a new
Marc-André Lemburg <mal@egenix.com>
parents:
diff changeset
267 self->server, X509_NAME_MAXLEN);
3957d155f8c5 Break SSL support out of _socket module and place it into a new
Marc-André Lemburg <mal@egenix.com>
parents:
diff changeset
268 X509_NAME_oneline(X509_get_issuer_name(self->server_cert),
3957d155f8c5 Break SSL support out of _socket module and place it into a new
Marc-André Lemburg <mal@egenix.com>
parents:
diff changeset
269 self->issuer, X509_NAME_MAXLEN);
3957d155f8c5 Break SSL support out of _socket module and place it into a new
Marc-André Lemburg <mal@egenix.com>
parents:
diff changeset
270 }
24398
c7ed925c75b3 Patch #575827: allow threads inside SSL creation.
Martin v. Löwis <martin@v.loewis.de>
parents: 24280
diff changeset
271 Py_END_ALLOW_THREADS
21959
3957d155f8c5 Break SSL support out of _socket module and place it into a new
Marc-André Lemburg <mal@egenix.com>
parents:
diff changeset
272 self->Socket = Sock;
3957d155f8c5 Break SSL support out of _socket module and place it into a new
Marc-André Lemburg <mal@egenix.com>
parents:
diff changeset
273 Py_INCREF(self->Socket);
3957d155f8c5 Break SSL support out of _socket module and place it into a new
Marc-André Lemburg <mal@egenix.com>
parents:
diff changeset
274 return self;
3957d155f8c5 Break SSL support out of _socket module and place it into a new
Marc-André Lemburg <mal@egenix.com>
parents:
diff changeset
275 fail:
3957d155f8c5 Break SSL support out of _socket module and place it into a new
Marc-André Lemburg <mal@egenix.com>
parents:
diff changeset
276 if (errstr)
3957d155f8c5 Break SSL support out of _socket module and place it into a new
Marc-André Lemburg <mal@egenix.com>
parents:
diff changeset
277 PyErr_SetString(PySSLErrorObject, errstr);
3957d155f8c5 Break SSL support out of _socket module and place it into a new
Marc-André Lemburg <mal@egenix.com>
parents:
diff changeset
278 Py_DECREF(self);
3957d155f8c5 Break SSL support out of _socket module and place it into a new
Marc-André Lemburg <mal@egenix.com>
parents:
diff changeset
279 return NULL;
3957d155f8c5 Break SSL support out of _socket module and place it into a new
Marc-André Lemburg <mal@egenix.com>
parents:
diff changeset
280 }
3957d155f8c5 Break SSL support out of _socket module and place it into a new
Marc-André Lemburg <mal@egenix.com>
parents:
diff changeset
281
3957d155f8c5 Break SSL support out of _socket module and place it into a new
Marc-André Lemburg <mal@egenix.com>
parents:
diff changeset
282 static PyObject *
3957d155f8c5 Break SSL support out of _socket module and place it into a new
Marc-André Lemburg <mal@egenix.com>
parents:
diff changeset
283 PySocket_ssl(PyObject *self, PyObject *args)
3957d155f8c5 Break SSL support out of _socket module and place it into a new
Marc-André Lemburg <mal@egenix.com>
parents:
diff changeset
284 {
3957d155f8c5 Break SSL support out of _socket module and place it into a new
Marc-André Lemburg <mal@egenix.com>
parents:
diff changeset
285 PySSLObject *rv;
3957d155f8c5 Break SSL support out of _socket module and place it into a new
Marc-André Lemburg <mal@egenix.com>
parents:
diff changeset
286 PySocketSockObject *Sock;
3957d155f8c5 Break SSL support out of _socket module and place it into a new
Marc-André Lemburg <mal@egenix.com>
parents:
diff changeset
287 char *key_file = NULL;
3957d155f8c5 Break SSL support out of _socket module and place it into a new
Marc-André Lemburg <mal@egenix.com>
parents:
diff changeset
288 char *cert_file = NULL;
3957d155f8c5 Break SSL support out of _socket module and place it into a new
Marc-André Lemburg <mal@egenix.com>
parents:
diff changeset
289
3957d155f8c5 Break SSL support out of _socket module and place it into a new
Marc-André Lemburg <mal@egenix.com>
parents:
diff changeset
290 if (!PyArg_ParseTuple(args, "O!|zz:ssl",
3957d155f8c5 Break SSL support out of _socket module and place it into a new
Marc-André Lemburg <mal@egenix.com>
parents:
diff changeset
291 PySocketModule.Sock_Type,
3957d155f8c5 Break SSL support out of _socket module and place it into a new
Marc-André Lemburg <mal@egenix.com>
parents:
diff changeset
292 (PyObject*)&Sock,
3957d155f8c5 Break SSL support out of _socket module and place it into a new
Marc-André Lemburg <mal@egenix.com>
parents:
diff changeset
293 &key_file, &cert_file))
3957d155f8c5 Break SSL support out of _socket module and place it into a new
Marc-André Lemburg <mal@egenix.com>
parents:
diff changeset
294 return NULL;
3957d155f8c5 Break SSL support out of _socket module and place it into a new
Marc-André Lemburg <mal@egenix.com>
parents:
diff changeset
295
3957d155f8c5 Break SSL support out of _socket module and place it into a new
Marc-André Lemburg <mal@egenix.com>
parents:
diff changeset
296 rv = newPySSLObject(Sock, key_file, cert_file);
3957d155f8c5 Break SSL support out of _socket module and place it into a new
Marc-André Lemburg <mal@egenix.com>
parents:
diff changeset
297 if (rv == NULL)
3957d155f8c5 Break SSL support out of _socket module and place it into a new
Marc-André Lemburg <mal@egenix.com>
parents:
diff changeset
298 return NULL;
3957d155f8c5 Break SSL support out of _socket module and place it into a new
Marc-André Lemburg <mal@egenix.com>
parents:
diff changeset
299 return (PyObject *)rv;
3957d155f8c5 Break SSL support out of _socket module and place it into a new
Marc-André Lemburg <mal@egenix.com>
parents:
diff changeset
300 }
3957d155f8c5 Break SSL support out of _socket module and place it into a new
Marc-André Lemburg <mal@egenix.com>
parents:
diff changeset
301
23832
ed1ba37a46b7 Patch #568124: Add doc string macros.
Martin v. Löwis <martin@v.loewis.de>
parents: 23295
diff changeset
302 PyDoc_STRVAR(ssl_doc,
ed1ba37a46b7 Patch #568124: Add doc string macros.
Martin v. Löwis <martin@v.loewis.de>
parents: 23295
diff changeset
303 "ssl(socket, [keyfile, certfile]) -> sslobject");
21959
3957d155f8c5 Break SSL support out of _socket module and place it into a new
Marc-André Lemburg <mal@egenix.com>
parents:
diff changeset
304
3957d155f8c5 Break SSL support out of _socket module and place it into a new
Marc-André Lemburg <mal@egenix.com>
parents:
diff changeset
305 /* SSL object methods */
3957d155f8c5 Break SSL support out of _socket module and place it into a new
Marc-André Lemburg <mal@egenix.com>
parents:
diff changeset
306
3957d155f8c5 Break SSL support out of _socket module and place it into a new
Marc-André Lemburg <mal@egenix.com>
parents:
diff changeset
307 static PyObject *
3957d155f8c5 Break SSL support out of _socket module and place it into a new
Marc-André Lemburg <mal@egenix.com>
parents:
diff changeset
308 PySSL_server(PySSLObject *self)
3957d155f8c5 Break SSL support out of _socket module and place it into a new
Marc-André Lemburg <mal@egenix.com>
parents:
diff changeset
309 {
3957d155f8c5 Break SSL support out of _socket module and place it into a new
Marc-André Lemburg <mal@egenix.com>
parents:
diff changeset
310 return PyString_FromString(self->server);
3957d155f8c5 Break SSL support out of _socket module and place it into a new
Marc-André Lemburg <mal@egenix.com>
parents:
diff changeset
311 }
3957d155f8c5 Break SSL support out of _socket module and place it into a new
Marc-André Lemburg <mal@egenix.com>
parents:
diff changeset
312
3957d155f8c5 Break SSL support out of _socket module and place it into a new
Marc-André Lemburg <mal@egenix.com>
parents:
diff changeset
313 static PyObject *
3957d155f8c5 Break SSL support out of _socket module and place it into a new
Marc-André Lemburg <mal@egenix.com>
parents:
diff changeset
314 PySSL_issuer(PySSLObject *self)
3957d155f8c5 Break SSL support out of _socket module and place it into a new
Marc-André Lemburg <mal@egenix.com>
parents:
diff changeset
315 {
3957d155f8c5 Break SSL support out of _socket module and place it into a new
Marc-André Lemburg <mal@egenix.com>
parents:
diff changeset
316 return PyString_FromString(self->issuer);
3957d155f8c5 Break SSL support out of _socket module and place it into a new
Marc-André Lemburg <mal@egenix.com>
parents:
diff changeset
317 }
3957d155f8c5 Break SSL support out of _socket module and place it into a new
Marc-André Lemburg <mal@egenix.com>
parents:
diff changeset
318
3957d155f8c5 Break SSL support out of _socket module and place it into a new
Marc-André Lemburg <mal@egenix.com>
parents:
diff changeset
319
3957d155f8c5 Break SSL support out of _socket module and place it into a new
Marc-André Lemburg <mal@egenix.com>
parents:
diff changeset
320 static void PySSL_dealloc(PySSLObject *self)
3957d155f8c5 Break SSL support out of _socket module and place it into a new
Marc-André Lemburg <mal@egenix.com>
parents:
diff changeset
321 {
3957d155f8c5 Break SSL support out of _socket module and place it into a new
Marc-André Lemburg <mal@egenix.com>
parents:
diff changeset
322 if (self->server_cert) /* Possible not to have one? */
3957d155f8c5 Break SSL support out of _socket module and place it into a new
Marc-André Lemburg <mal@egenix.com>
parents:
diff changeset
323 X509_free (self->server_cert);
3957d155f8c5 Break SSL support out of _socket module and place it into a new
Marc-André Lemburg <mal@egenix.com>
parents:
diff changeset
324 if (self->ssl)
3957d155f8c5 Break SSL support out of _socket module and place it into a new
Marc-André Lemburg <mal@egenix.com>
parents:
diff changeset
325 SSL_free(self->ssl);
3957d155f8c5 Break SSL support out of _socket module and place it into a new
Marc-André Lemburg <mal@egenix.com>
parents:
diff changeset
326 if (self->ctx)
3957d155f8c5 Break SSL support out of _socket module and place it into a new
Marc-André Lemburg <mal@egenix.com>
parents:
diff changeset
327 SSL_CTX_free(self->ctx);
3957d155f8c5 Break SSL support out of _socket module and place it into a new
Marc-André Lemburg <mal@egenix.com>
parents:
diff changeset
328 Py_XDECREF(self->Socket);
3957d155f8c5 Break SSL support out of _socket module and place it into a new
Marc-André Lemburg <mal@egenix.com>
parents:
diff changeset
329 PyObject_Del(self);
3957d155f8c5 Break SSL support out of _socket module and place it into a new
Marc-André Lemburg <mal@egenix.com>
parents:
diff changeset
330 }
3957d155f8c5 Break SSL support out of _socket module and place it into a new
Marc-André Lemburg <mal@egenix.com>
parents:
diff changeset
331
27430
1ae0b142370e Support socket timeout in SSL, by Geoff Talvola.
Guido van Rossum <guido@python.org>
parents: 24471
diff changeset
332 /* If the socket has a timeout, do a select() on the socket.
1ae0b142370e Support socket timeout in SSL, by Geoff Talvola.
Guido van Rossum <guido@python.org>
parents: 24471
diff changeset
333 The argument writing indicates the direction.
1ae0b142370e Support socket timeout in SSL, by Geoff Talvola.
Guido van Rossum <guido@python.org>
parents: 24471
diff changeset
334 Return non-zero if the socket timed out, zero otherwise.
1ae0b142370e Support socket timeout in SSL, by Geoff Talvola.
Guido van Rossum <guido@python.org>
parents: 24471
diff changeset
335 */
1ae0b142370e Support socket timeout in SSL, by Geoff Talvola.
Guido van Rossum <guido@python.org>
parents: 24471
diff changeset
336 static int
1ae0b142370e Support socket timeout in SSL, by Geoff Talvola.
Guido van Rossum <guido@python.org>
parents: 24471
diff changeset
337 wait_for_timeout(PySocketSockObject *s, int writing)
1ae0b142370e Support socket timeout in SSL, by Geoff Talvola.
Guido van Rossum <guido@python.org>
parents: 24471
diff changeset
338 {
1ae0b142370e Support socket timeout in SSL, by Geoff Talvola.
Guido van Rossum <guido@python.org>
parents: 24471
diff changeset
339 fd_set fds;
1ae0b142370e Support socket timeout in SSL, by Geoff Talvola.
Guido van Rossum <guido@python.org>
parents: 24471
diff changeset
340 struct timeval tv;
1ae0b142370e Support socket timeout in SSL, by Geoff Talvola.
Guido van Rossum <guido@python.org>
parents: 24471
diff changeset
341 int rc;
1ae0b142370e Support socket timeout in SSL, by Geoff Talvola.
Guido van Rossum <guido@python.org>
parents: 24471
diff changeset
342
1ae0b142370e Support socket timeout in SSL, by Geoff Talvola.
Guido van Rossum <guido@python.org>
parents: 24471
diff changeset
343 /* Nothing to do unless we're in timeout mode (not non-blocking) */
1ae0b142370e Support socket timeout in SSL, by Geoff Talvola.
Guido van Rossum <guido@python.org>
parents: 24471
diff changeset
344 if (s->sock_timeout <= 0.0)
1ae0b142370e Support socket timeout in SSL, by Geoff Talvola.
Guido van Rossum <guido@python.org>
parents: 24471
diff changeset
345 return 0;
1ae0b142370e Support socket timeout in SSL, by Geoff Talvola.
Guido van Rossum <guido@python.org>
parents: 24471
diff changeset
346
1ae0b142370e Support socket timeout in SSL, by Geoff Talvola.
Guido van Rossum <guido@python.org>
parents: 24471
diff changeset
347 /* Guard against closed socket */
1ae0b142370e Support socket timeout in SSL, by Geoff Talvola.
Guido van Rossum <guido@python.org>
parents: 24471
diff changeset
348 if (s->sock_fd < 0)
1ae0b142370e Support socket timeout in SSL, by Geoff Talvola.
Guido van Rossum <guido@python.org>
parents: 24471
diff changeset
349 return 0;
1ae0b142370e Support socket timeout in SSL, by Geoff Talvola.
Guido van Rossum <guido@python.org>
parents: 24471
diff changeset
350
1ae0b142370e Support socket timeout in SSL, by Geoff Talvola.
Guido van Rossum <guido@python.org>
parents: 24471
diff changeset
351 /* Construct the arguments to select */
1ae0b142370e Support socket timeout in SSL, by Geoff Talvola.
Guido van Rossum <guido@python.org>
parents: 24471
diff changeset
352 tv.tv_sec = (int)s->sock_timeout;
1ae0b142370e Support socket timeout in SSL, by Geoff Talvola.
Guido van Rossum <guido@python.org>
parents: 24471
diff changeset
353 tv.tv_usec = (int)((s->sock_timeout - tv.tv_sec) * 1e6);
1ae0b142370e Support socket timeout in SSL, by Geoff Talvola.
Guido van Rossum <guido@python.org>
parents: 24471
diff changeset
354 FD_ZERO(&fds);
1ae0b142370e Support socket timeout in SSL, by Geoff Talvola.
Guido van Rossum <guido@python.org>
parents: 24471
diff changeset
355 FD_SET(s->sock_fd, &fds);
1ae0b142370e Support socket timeout in SSL, by Geoff Talvola.
Guido van Rossum <guido@python.org>
parents: 24471
diff changeset
356
1ae0b142370e Support socket timeout in SSL, by Geoff Talvola.
Guido van Rossum <guido@python.org>
parents: 24471
diff changeset
357 /* See if the socket is ready */
27557
5eefec94a784 SF patch 676472 by Geoff Talvola, reviewed by Ben Laurie.
Guido van Rossum <guido@python.org>
parents: 27430
diff changeset
358 Py_BEGIN_ALLOW_THREADS
27430
1ae0b142370e Support socket timeout in SSL, by Geoff Talvola.
Guido van Rossum <guido@python.org>
parents: 24471
diff changeset
359 if (writing)
1ae0b142370e Support socket timeout in SSL, by Geoff Talvola.
Guido van Rossum <guido@python.org>
parents: 24471
diff changeset
360 rc = select(s->sock_fd+1, NULL, &fds, NULL, &tv);
1ae0b142370e Support socket timeout in SSL, by Geoff Talvola.
Guido van Rossum <guido@python.org>
parents: 24471
diff changeset
361 else
1ae0b142370e Support socket timeout in SSL, by Geoff Talvola.
Guido van Rossum <guido@python.org>
parents: 24471
diff changeset
362 rc = select(s->sock_fd+1, &fds, NULL, NULL, &tv);
27557
5eefec94a784 SF patch 676472 by Geoff Talvola, reviewed by Ben Laurie.
Guido van Rossum <guido@python.org>
parents: 27430
diff changeset
363 Py_END_ALLOW_THREADS
27430
1ae0b142370e Support socket timeout in SSL, by Geoff Talvola.
Guido van Rossum <guido@python.org>
parents: 24471
diff changeset
364
1ae0b142370e Support socket timeout in SSL, by Geoff Talvola.
Guido van Rossum <guido@python.org>
parents: 24471
diff changeset
365 /* Return 1 on timeout, 0 otherwise */
1ae0b142370e Support socket timeout in SSL, by Geoff Talvola.
Guido van Rossum <guido@python.org>
parents: 24471
diff changeset
366 return rc == 0;
1ae0b142370e Support socket timeout in SSL, by Geoff Talvola.
Guido van Rossum <guido@python.org>
parents: 24471
diff changeset
367 }
1ae0b142370e Support socket timeout in SSL, by Geoff Talvola.
Guido van Rossum <guido@python.org>
parents: 24471
diff changeset
368
21959
3957d155f8c5 Break SSL support out of _socket module and place it into a new
Marc-André Lemburg <mal@egenix.com>
parents:
diff changeset
369 static PyObject *PySSL_SSLwrite(PySSLObject *self, PyObject *args)
3957d155f8c5 Break SSL support out of _socket module and place it into a new
Marc-André Lemburg <mal@egenix.com>
parents:
diff changeset
370 {
3957d155f8c5 Break SSL support out of _socket module and place it into a new
Marc-André Lemburg <mal@egenix.com>
parents:
diff changeset
371 char *data;
3957d155f8c5 Break SSL support out of _socket module and place it into a new
Marc-André Lemburg <mal@egenix.com>
parents:
diff changeset
372 int len;
27430
1ae0b142370e Support socket timeout in SSL, by Geoff Talvola.
Guido van Rossum <guido@python.org>
parents: 24471
diff changeset
373 int timedout;
27557
5eefec94a784 SF patch 676472 by Geoff Talvola, reviewed by Ben Laurie.
Guido van Rossum <guido@python.org>
parents: 27430
diff changeset
374 int err;
21959
3957d155f8c5 Break SSL support out of _socket module and place it into a new
Marc-André Lemburg <mal@egenix.com>
parents:
diff changeset
375
3957d155f8c5 Break SSL support out of _socket module and place it into a new
Marc-André Lemburg <mal@egenix.com>
parents:
diff changeset
376 if (!PyArg_ParseTuple(args, "s#:write", &data, &len))
3957d155f8c5 Break SSL support out of _socket module and place it into a new
Marc-André Lemburg <mal@egenix.com>
parents:
diff changeset
377 return NULL;
3957d155f8c5 Break SSL support out of _socket module and place it into a new
Marc-André Lemburg <mal@egenix.com>
parents:
diff changeset
378
27430
1ae0b142370e Support socket timeout in SSL, by Geoff Talvola.
Guido van Rossum <guido@python.org>
parents: 24471
diff changeset
379 timedout = wait_for_timeout(self->Socket, 1);
1ae0b142370e Support socket timeout in SSL, by Geoff Talvola.
Guido van Rossum <guido@python.org>
parents: 24471
diff changeset
380 if (timedout) {
1ae0b142370e Support socket timeout in SSL, by Geoff Talvola.
Guido van Rossum <guido@python.org>
parents: 24471
diff changeset
381 PyErr_SetString(PySSLErrorObject, "The write operation timed out");
1ae0b142370e Support socket timeout in SSL, by Geoff Talvola.
Guido van Rossum <guido@python.org>
parents: 24471
diff changeset
382 return NULL;
1ae0b142370e Support socket timeout in SSL, by Geoff Talvola.
Guido van Rossum <guido@python.org>
parents: 24471
diff changeset
383 }
27557
5eefec94a784 SF patch 676472 by Geoff Talvola, reviewed by Ben Laurie.
Guido van Rossum <guido@python.org>
parents: 27430
diff changeset
384 do {
5eefec94a784 SF patch 676472 by Geoff Talvola, reviewed by Ben Laurie.
Guido van Rossum <guido@python.org>
parents: 27430
diff changeset
385 err = 0;
5eefec94a784 SF patch 676472 by Geoff Talvola, reviewed by Ben Laurie.
Guido van Rossum <guido@python.org>
parents: 27430
diff changeset
386 Py_BEGIN_ALLOW_THREADS
5eefec94a784 SF patch 676472 by Geoff Talvola, reviewed by Ben Laurie.
Guido van Rossum <guido@python.org>
parents: 27430
diff changeset
387 len = SSL_write(self->ssl, data, len);
5eefec94a784 SF patch 676472 by Geoff Talvola, reviewed by Ben Laurie.
Guido van Rossum <guido@python.org>
parents: 27430
diff changeset
388 err = SSL_get_error(self->ssl, len);
5eefec94a784 SF patch 676472 by Geoff Talvola, reviewed by Ben Laurie.
Guido van Rossum <guido@python.org>
parents: 27430
diff changeset
389 Py_END_ALLOW_THREADS
5eefec94a784 SF patch 676472 by Geoff Talvola, reviewed by Ben Laurie.
Guido van Rossum <guido@python.org>
parents: 27430
diff changeset
390 if (err == SSL_ERROR_WANT_READ) {
5eefec94a784 SF patch 676472 by Geoff Talvola, reviewed by Ben Laurie.
Guido van Rossum <guido@python.org>
parents: 27430
diff changeset
391 timedout = wait_for_timeout(self->Socket, 0);
5eefec94a784 SF patch 676472 by Geoff Talvola, reviewed by Ben Laurie.
Guido van Rossum <guido@python.org>
parents: 27430
diff changeset
392 } else if (err == SSL_ERROR_WANT_WRITE) {
5eefec94a784 SF patch 676472 by Geoff Talvola, reviewed by Ben Laurie.
Guido van Rossum <guido@python.org>
parents: 27430
diff changeset
393 timedout = wait_for_timeout(self->Socket, 1);
5eefec94a784 SF patch 676472 by Geoff Talvola, reviewed by Ben Laurie.
Guido van Rossum <guido@python.org>
parents: 27430
diff changeset
394 }
5eefec94a784 SF patch 676472 by Geoff Talvola, reviewed by Ben Laurie.
Guido van Rossum <guido@python.org>
parents: 27430
diff changeset
395 if (timedout) {
5eefec94a784 SF patch 676472 by Geoff Talvola, reviewed by Ben Laurie.
Guido van Rossum <guido@python.org>
parents: 27430
diff changeset
396 PyErr_SetString(PySSLErrorObject, "The write operation timed out");
5eefec94a784 SF patch 676472 by Geoff Talvola, reviewed by Ben Laurie.
Guido van Rossum <guido@python.org>
parents: 27430
diff changeset
397 return NULL;
5eefec94a784 SF patch 676472 by Geoff Talvola, reviewed by Ben Laurie.
Guido van Rossum <guido@python.org>
parents: 27430
diff changeset
398 }
5eefec94a784 SF patch 676472 by Geoff Talvola, reviewed by Ben Laurie.
Guido van Rossum <guido@python.org>
parents: 27430
diff changeset
399 } while (err == SSL_ERROR_WANT_READ || err == SSL_ERROR_WANT_WRITE);
21959
3957d155f8c5 Break SSL support out of _socket module and place it into a new
Marc-André Lemburg <mal@egenix.com>
parents:
diff changeset
400 if (len > 0)
3957d155f8c5 Break SSL support out of _socket module and place it into a new
Marc-André Lemburg <mal@egenix.com>
parents:
diff changeset
401 return PyInt_FromLong(len);
3957d155f8c5 Break SSL support out of _socket module and place it into a new
Marc-André Lemburg <mal@egenix.com>
parents:
diff changeset
402 else
3957d155f8c5 Break SSL support out of _socket module and place it into a new
Marc-André Lemburg <mal@egenix.com>
parents:
diff changeset
403 return PySSL_SetError(self, len);
3957d155f8c5 Break SSL support out of _socket module and place it into a new
Marc-André Lemburg <mal@egenix.com>
parents:
diff changeset
404 }
3957d155f8c5 Break SSL support out of _socket module and place it into a new
Marc-André Lemburg <mal@egenix.com>
parents:
diff changeset
405
23832
ed1ba37a46b7 Patch #568124: Add doc string macros.
Martin v. Löwis <martin@v.loewis.de>
parents: 23295
diff changeset
406 PyDoc_STRVAR(PySSL_SSLwrite_doc,
21959
3957d155f8c5 Break SSL support out of _socket module and place it into a new
Marc-André Lemburg <mal@egenix.com>
parents:
diff changeset
407 "write(s) -> len\n\
3957d155f8c5 Break SSL support out of _socket module and place it into a new
Marc-André Lemburg <mal@egenix.com>
parents:
diff changeset
408 \n\
3957d155f8c5 Break SSL support out of _socket module and place it into a new
Marc-André Lemburg <mal@egenix.com>
parents:
diff changeset
409 Writes the string s into the SSL object. Returns the number\n\
23832
ed1ba37a46b7 Patch #568124: Add doc string macros.
Martin v. Löwis <martin@v.loewis.de>
parents: 23295
diff changeset
410 of bytes written.");
21959
3957d155f8c5 Break SSL support out of _socket module and place it into a new
Marc-André Lemburg <mal@egenix.com>
parents:
diff changeset
411
3957d155f8c5 Break SSL support out of _socket module and place it into a new
Marc-André Lemburg <mal@egenix.com>
parents:
diff changeset
412 static PyObject *PySSL_SSLread(PySSLObject *self, PyObject *args)
3957d155f8c5 Break SSL support out of _socket module and place it into a new
Marc-André Lemburg <mal@egenix.com>
parents:
diff changeset
413 {
3957d155f8c5 Break SSL support out of _socket module and place it into a new
Marc-André Lemburg <mal@egenix.com>
parents:
diff changeset
414 PyObject *buf;
3957d155f8c5 Break SSL support out of _socket module and place it into a new
Marc-André Lemburg <mal@egenix.com>
parents:
diff changeset
415 int count = 0;
3957d155f8c5 Break SSL support out of _socket module and place it into a new
Marc-André Lemburg <mal@egenix.com>
parents:
diff changeset
416 int len = 1024;
27430
1ae0b142370e Support socket timeout in SSL, by Geoff Talvola.
Guido van Rossum <guido@python.org>
parents: 24471
diff changeset
417 int timedout;
27557
5eefec94a784 SF patch 676472 by Geoff Talvola, reviewed by Ben Laurie.
Guido van Rossum <guido@python.org>
parents: 27430
diff changeset
418 int err;
21959
3957d155f8c5 Break SSL support out of _socket module and place it into a new
Marc-André Lemburg <mal@egenix.com>
parents:
diff changeset
419
3957d155f8c5 Break SSL support out of _socket module and place it into a new
Marc-André Lemburg <mal@egenix.com>
parents:
diff changeset
420 if (!PyArg_ParseTuple(args, "|i:read", &len))
3957d155f8c5 Break SSL support out of _socket module and place it into a new
Marc-André Lemburg <mal@egenix.com>
parents:
diff changeset
421 return NULL;
3957d155f8c5 Break SSL support out of _socket module and place it into a new
Marc-André Lemburg <mal@egenix.com>
parents:
diff changeset
422
3957d155f8c5 Break SSL support out of _socket module and place it into a new
Marc-André Lemburg <mal@egenix.com>
parents:
diff changeset
423 if (!(buf = PyString_FromStringAndSize((char *) 0, len)))
3957d155f8c5 Break SSL support out of _socket module and place it into a new
Marc-André Lemburg <mal@egenix.com>
parents:
diff changeset
424 return NULL;
3957d155f8c5 Break SSL support out of _socket module and place it into a new
Marc-André Lemburg <mal@egenix.com>
parents:
diff changeset
425
27430
1ae0b142370e Support socket timeout in SSL, by Geoff Talvola.
Guido van Rossum <guido@python.org>
parents: 24471
diff changeset
426 timedout = wait_for_timeout(self->Socket, 0);
1ae0b142370e Support socket timeout in SSL, by Geoff Talvola.
Guido van Rossum <guido@python.org>
parents: 24471
diff changeset
427 if (timedout) {
1ae0b142370e Support socket timeout in SSL, by Geoff Talvola.
Guido van Rossum <guido@python.org>
parents: 24471
diff changeset
428 PyErr_SetString(PySSLErrorObject, "The read operation timed out");
1ae0b142370e Support socket timeout in SSL, by Geoff Talvola.
Guido van Rossum <guido@python.org>
parents: 24471
diff changeset
429 return NULL;
1ae0b142370e Support socket timeout in SSL, by Geoff Talvola.
Guido van Rossum <guido@python.org>
parents: 24471
diff changeset
430 }
27557
5eefec94a784 SF patch 676472 by Geoff Talvola, reviewed by Ben Laurie.
Guido van Rossum <guido@python.org>
parents: 27430
diff changeset
431 do {
5eefec94a784 SF patch 676472 by Geoff Talvola, reviewed by Ben Laurie.
Guido van Rossum <guido@python.org>
parents: 27430
diff changeset
432 err = 0;
5eefec94a784 SF patch 676472 by Geoff Talvola, reviewed by Ben Laurie.
Guido van Rossum <guido@python.org>
parents: 27430
diff changeset
433 Py_BEGIN_ALLOW_THREADS
5eefec94a784 SF patch 676472 by Geoff Talvola, reviewed by Ben Laurie.
Guido van Rossum <guido@python.org>
parents: 27430
diff changeset
434 count = SSL_read(self->ssl, PyString_AsString(buf), len);
5eefec94a784 SF patch 676472 by Geoff Talvola, reviewed by Ben Laurie.
Guido van Rossum <guido@python.org>
parents: 27430
diff changeset
435 err = SSL_get_error(self->ssl, count);
5eefec94a784 SF patch 676472 by Geoff Talvola, reviewed by Ben Laurie.
Guido van Rossum <guido@python.org>
parents: 27430
diff changeset
436 Py_END_ALLOW_THREADS
5eefec94a784 SF patch 676472 by Geoff Talvola, reviewed by Ben Laurie.
Guido van Rossum <guido@python.org>
parents: 27430
diff changeset
437 if (err == SSL_ERROR_WANT_READ) {
5eefec94a784 SF patch 676472 by Geoff Talvola, reviewed by Ben Laurie.
Guido van Rossum <guido@python.org>
parents: 27430
diff changeset
438 timedout = wait_for_timeout(self->Socket, 0);
5eefec94a784 SF patch 676472 by Geoff Talvola, reviewed by Ben Laurie.
Guido van Rossum <guido@python.org>
parents: 27430
diff changeset
439 } else if (err == SSL_ERROR_WANT_WRITE) {
5eefec94a784 SF patch 676472 by Geoff Talvola, reviewed by Ben Laurie.
Guido van Rossum <guido@python.org>
parents: 27430
diff changeset
440 timedout = wait_for_timeout(self->Socket, 1);
5eefec94a784 SF patch 676472 by Geoff Talvola, reviewed by Ben Laurie.
Guido van Rossum <guido@python.org>
parents: 27430
diff changeset
441 }
5eefec94a784 SF patch 676472 by Geoff Talvola, reviewed by Ben Laurie.
Guido van Rossum <guido@python.org>
parents: 27430
diff changeset
442 if (timedout) {
5eefec94a784 SF patch 676472 by Geoff Talvola, reviewed by Ben Laurie.
Guido van Rossum <guido@python.org>
parents: 27430
diff changeset
443 PyErr_SetString(PySSLErrorObject, "The read operation timed out");
5eefec94a784 SF patch 676472 by Geoff Talvola, reviewed by Ben Laurie.
Guido van Rossum <guido@python.org>
parents: 27430
diff changeset
444 return NULL;
5eefec94a784 SF patch 676472 by Geoff Talvola, reviewed by Ben Laurie.
Guido van Rossum <guido@python.org>
parents: 27430
diff changeset
445 }
5eefec94a784 SF patch 676472 by Geoff Talvola, reviewed by Ben Laurie.
Guido van Rossum <guido@python.org>
parents: 27430
diff changeset
446 } while (err == SSL_ERROR_WANT_READ || err == SSL_ERROR_WANT_WRITE);
21959
3957d155f8c5 Break SSL support out of _socket module and place it into a new
Marc-André Lemburg <mal@egenix.com>
parents:
diff changeset
447 if (count <= 0) {
3957d155f8c5 Break SSL support out of _socket module and place it into a new
Marc-André Lemburg <mal@egenix.com>
parents:
diff changeset
448 Py_DECREF(buf);
3957d155f8c5 Break SSL support out of _socket module and place it into a new
Marc-André Lemburg <mal@egenix.com>
parents:
diff changeset
449 return PySSL_SetError(self, count);
3957d155f8c5 Break SSL support out of _socket module and place it into a new
Marc-André Lemburg <mal@egenix.com>
parents:
diff changeset
450 }
23295
6fa76b4e59fe Repair widespread misuse of _PyString_Resize. Since it's clear people
Tim Peters <tim.peters@gmail.com>
parents: 23190
diff changeset
451 if (count != len)
6fa76b4e59fe Repair widespread misuse of _PyString_Resize. Since it's clear people
Tim Peters <tim.peters@gmail.com>
parents: 23190
diff changeset
452 _PyString_Resize(&buf, count);
21959
3957d155f8c5 Break SSL support out of _socket module and place it into a new
Marc-André Lemburg <mal@egenix.com>
parents:
diff changeset
453 return buf;
3957d155f8c5 Break SSL support out of _socket module and place it into a new
Marc-André Lemburg <mal@egenix.com>
parents:
diff changeset
454 }
3957d155f8c5 Break SSL support out of _socket module and place it into a new
Marc-André Lemburg <mal@egenix.com>
parents:
diff changeset
455
23832
ed1ba37a46b7 Patch #568124: Add doc string macros.
Martin v. Löwis <martin@v.loewis.de>
parents: 23295
diff changeset
456 PyDoc_STRVAR(PySSL_SSLread_doc,
21959
3957d155f8c5 Break SSL support out of _socket module and place it into a new
Marc-André Lemburg <mal@egenix.com>
parents:
diff changeset
457 "read([len]) -> string\n\
3957d155f8c5 Break SSL support out of _socket module and place it into a new
Marc-André Lemburg <mal@egenix.com>
parents:
diff changeset
458 \n\
23832
ed1ba37a46b7 Patch #568124: Add doc string macros.
Martin v. Löwis <martin@v.loewis.de>
parents: 23295
diff changeset
459 Read up to len bytes from the SSL socket.");
21959
3957d155f8c5 Break SSL support out of _socket module and place it into a new
Marc-André Lemburg <mal@egenix.com>
parents:
diff changeset
460
3957d155f8c5 Break SSL support out of _socket module and place it into a new
Marc-André Lemburg <mal@egenix.com>
parents:
diff changeset
461 static PyMethodDef PySSLMethods[] = {
3957d155f8c5 Break SSL support out of _socket module and place it into a new
Marc-André Lemburg <mal@egenix.com>
parents:
diff changeset
462 {"write", (PyCFunction)PySSL_SSLwrite, METH_VARARGS,
3957d155f8c5 Break SSL support out of _socket module and place it into a new
Marc-André Lemburg <mal@egenix.com>
parents:
diff changeset
463 PySSL_SSLwrite_doc},
3957d155f8c5 Break SSL support out of _socket module and place it into a new
Marc-André Lemburg <mal@egenix.com>
parents:
diff changeset
464 {"read", (PyCFunction)PySSL_SSLread, METH_VARARGS,
3957d155f8c5 Break SSL support out of _socket module and place it into a new
Marc-André Lemburg <mal@egenix.com>
parents:
diff changeset
465 PySSL_SSLread_doc},
3957d155f8c5 Break SSL support out of _socket module and place it into a new
Marc-André Lemburg <mal@egenix.com>
parents:
diff changeset
466 {"server", (PyCFunction)PySSL_server, METH_NOARGS},
3957d155f8c5 Break SSL support out of _socket module and place it into a new
Marc-André Lemburg <mal@egenix.com>
parents:
diff changeset
467 {"issuer", (PyCFunction)PySSL_issuer, METH_NOARGS},
3957d155f8c5 Break SSL support out of _socket module and place it into a new
Marc-André Lemburg <mal@egenix.com>
parents:
diff changeset
468 {NULL, NULL}
3957d155f8c5 Break SSL support out of _socket module and place it into a new
Marc-André Lemburg <mal@egenix.com>
parents:
diff changeset
469 };
3957d155f8c5 Break SSL support out of _socket module and place it into a new
Marc-André Lemburg <mal@egenix.com>
parents:
diff changeset
470
3957d155f8c5 Break SSL support out of _socket module and place it into a new
Marc-André Lemburg <mal@egenix.com>
parents:
diff changeset
471 static PyObject *PySSL_getattr(PySSLObject *self, char *name)
3957d155f8c5 Break SSL support out of _socket module and place it into a new
Marc-André Lemburg <mal@egenix.com>
parents:
diff changeset
472 {
3957d155f8c5 Break SSL support out of _socket module and place it into a new
Marc-André Lemburg <mal@egenix.com>
parents:
diff changeset
473 return Py_FindMethod(PySSLMethods, (PyObject *)self, name);
3957d155f8c5 Break SSL support out of _socket module and place it into a new
Marc-André Lemburg <mal@egenix.com>
parents:
diff changeset
474 }
3957d155f8c5 Break SSL support out of _socket module and place it into a new
Marc-André Lemburg <mal@egenix.com>
parents:
diff changeset
475
24280
1598a1e473e2 staticforward bites the dust.
Jeremy Hylton <jeremy@alum.mit.edu>
parents: 24086
diff changeset
476 static PyTypeObject PySSL_Type = {
21959
3957d155f8c5 Break SSL support out of _socket module and place it into a new
Marc-André Lemburg <mal@egenix.com>
parents:
diff changeset
477 PyObject_HEAD_INIT(NULL)
3957d155f8c5 Break SSL support out of _socket module and place it into a new
Marc-André Lemburg <mal@egenix.com>
parents:
diff changeset
478 0, /*ob_size*/
3957d155f8c5 Break SSL support out of _socket module and place it into a new
Marc-André Lemburg <mal@egenix.com>
parents:
diff changeset
479 "socket.SSL", /*tp_name*/
3957d155f8c5 Break SSL support out of _socket module and place it into a new
Marc-André Lemburg <mal@egenix.com>
parents:
diff changeset
480 sizeof(PySSLObject), /*tp_basicsize*/
3957d155f8c5 Break SSL support out of _socket module and place it into a new
Marc-André Lemburg <mal@egenix.com>
parents:
diff changeset
481 0, /*tp_itemsize*/
3957d155f8c5 Break SSL support out of _socket module and place it into a new
Marc-André Lemburg <mal@egenix.com>
parents:
diff changeset
482 /* methods */
3957d155f8c5 Break SSL support out of _socket module and place it into a new
Marc-André Lemburg <mal@egenix.com>
parents:
diff changeset
483 (destructor)PySSL_dealloc, /*tp_dealloc*/
3957d155f8c5 Break SSL support out of _socket module and place it into a new
Marc-André Lemburg <mal@egenix.com>
parents:
diff changeset
484 0, /*tp_print*/
3957d155f8c5 Break SSL support out of _socket module and place it into a new
Marc-André Lemburg <mal@egenix.com>
parents:
diff changeset
485 (getattrfunc)PySSL_getattr, /*tp_getattr*/
3957d155f8c5 Break SSL support out of _socket module and place it into a new
Marc-André Lemburg <mal@egenix.com>
parents:
diff changeset
486 0, /*tp_setattr*/
3957d155f8c5 Break SSL support out of _socket module and place it into a new
Marc-André Lemburg <mal@egenix.com>
parents:
diff changeset
487 0, /*tp_compare*/
3957d155f8c5 Break SSL support out of _socket module and place it into a new
Marc-André Lemburg <mal@egenix.com>
parents:
diff changeset
488 0, /*tp_repr*/
3957d155f8c5 Break SSL support out of _socket module and place it into a new
Marc-André Lemburg <mal@egenix.com>
parents:
diff changeset
489 0, /*tp_as_number*/
3957d155f8c5 Break SSL support out of _socket module and place it into a new
Marc-André Lemburg <mal@egenix.com>
parents:
diff changeset
490 0, /*tp_as_sequence*/
3957d155f8c5 Break SSL support out of _socket module and place it into a new
Marc-André Lemburg <mal@egenix.com>
parents:
diff changeset
491 0, /*tp_as_mapping*/
3957d155f8c5 Break SSL support out of _socket module and place it into a new
Marc-André Lemburg <mal@egenix.com>
parents:
diff changeset
492 0, /*tp_hash*/
3957d155f8c5 Break SSL support out of _socket module and place it into a new
Marc-André Lemburg <mal@egenix.com>
parents:
diff changeset
493 };
3957d155f8c5 Break SSL support out of _socket module and place it into a new
Marc-André Lemburg <mal@egenix.com>
parents:
diff changeset
494
3957d155f8c5 Break SSL support out of _socket module and place it into a new
Marc-André Lemburg <mal@egenix.com>
parents:
diff changeset
495 #ifdef HAVE_OPENSSL_RAND
3957d155f8c5 Break SSL support out of _socket module and place it into a new
Marc-André Lemburg <mal@egenix.com>
parents:
diff changeset
496
3957d155f8c5 Break SSL support out of _socket module and place it into a new
Marc-André Lemburg <mal@egenix.com>
parents:
diff changeset
497 /* helper routines for seeding the SSL PRNG */
3957d155f8c5 Break SSL support out of _socket module and place it into a new
Marc-André Lemburg <mal@egenix.com>
parents:
diff changeset
498 static PyObject *
3957d155f8c5 Break SSL support out of _socket module and place it into a new
Marc-André Lemburg <mal@egenix.com>
parents:
diff changeset
499 PySSL_RAND_add(PyObject *self, PyObject *args)
3957d155f8c5 Break SSL support out of _socket module and place it into a new
Marc-André Lemburg <mal@egenix.com>
parents:
diff changeset
500 {
3957d155f8c5 Break SSL support out of _socket module and place it into a new
Marc-André Lemburg <mal@egenix.com>
parents:
diff changeset
501 char *buf;
3957d155f8c5 Break SSL support out of _socket module and place it into a new
Marc-André Lemburg <mal@egenix.com>
parents:
diff changeset
502 int len;
3957d155f8c5 Break SSL support out of _socket module and place it into a new
Marc-André Lemburg <mal@egenix.com>
parents:
diff changeset
503 double entropy;
3957d155f8c5 Break SSL support out of _socket module and place it into a new
Marc-André Lemburg <mal@egenix.com>
parents:
diff changeset
504
3957d155f8c5 Break SSL support out of _socket module and place it into a new
Marc-André Lemburg <mal@egenix.com>
parents:
diff changeset
505 if (!PyArg_ParseTuple(args, "s#d:RAND_add", &buf, &len, &entropy))
3957d155f8c5 Break SSL support out of _socket module and place it into a new
Marc-André Lemburg <mal@egenix.com>
parents:
diff changeset
506 return NULL;
3957d155f8c5 Break SSL support out of _socket module and place it into a new
Marc-André Lemburg <mal@egenix.com>
parents:
diff changeset
507 RAND_add(buf, len, entropy);
3957d155f8c5 Break SSL support out of _socket module and place it into a new
Marc-André Lemburg <mal@egenix.com>
parents:
diff changeset
508 Py_INCREF(Py_None);
3957d155f8c5 Break SSL support out of _socket module and place it into a new
Marc-André Lemburg <mal@egenix.com>
parents:
diff changeset
509 return Py_None;
3957d155f8c5 Break SSL support out of _socket module and place it into a new
Marc-André Lemburg <mal@egenix.com>
parents:
diff changeset
510 }
3957d155f8c5 Break SSL support out of _socket module and place it into a new
Marc-André Lemburg <mal@egenix.com>
parents:
diff changeset
511
23832
ed1ba37a46b7 Patch #568124: Add doc string macros.
Martin v. Löwis <martin@v.loewis.de>
parents: 23295
diff changeset
512 PyDoc_STRVAR(PySSL_RAND_add_doc,
21959
3957d155f8c5 Break SSL support out of _socket module and place it into a new
Marc-André Lemburg <mal@egenix.com>
parents:
diff changeset
513 "RAND_add(string, entropy)\n\
3957d155f8c5 Break SSL support out of _socket module and place it into a new
Marc-André Lemburg <mal@egenix.com>
parents:
diff changeset
514 \n\
3957d155f8c5 Break SSL support out of _socket module and place it into a new
Marc-André Lemburg <mal@egenix.com>
parents:
diff changeset
515 Mix string into the OpenSSL PRNG state. entropy (a float) is a lower\n\
23832
ed1ba37a46b7 Patch #568124: Add doc string macros.
Martin v. Löwis <martin@v.loewis.de>
parents: 23295
diff changeset
516 bound on the entropy contained in string.");
21959
3957d155f8c5 Break SSL support out of _socket module and place it into a new
Marc-André Lemburg <mal@egenix.com>
parents:
diff changeset
517
3957d155f8c5 Break SSL support out of _socket module and place it into a new
Marc-André Lemburg <mal@egenix.com>
parents:
diff changeset
518 static PyObject *
3957d155f8c5 Break SSL support out of _socket module and place it into a new
Marc-André Lemburg <mal@egenix.com>
parents:
diff changeset
519 PySSL_RAND_status(PyObject *self)
3957d155f8c5 Break SSL support out of _socket module and place it into a new
Marc-André Lemburg <mal@egenix.com>
parents:
diff changeset
520 {
3957d155f8c5 Break SSL support out of _socket module and place it into a new
Marc-André Lemburg <mal@egenix.com>
parents:
diff changeset
521 return PyInt_FromLong(RAND_status());
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Marc-André Lemburg <mal@egenix.com>
parents:
diff changeset
522 }
3957d155f8c5 Break SSL support out of _socket module and place it into a new
Marc-André Lemburg <mal@egenix.com>
parents:
diff changeset
523
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Martin v. Löwis <martin@v.loewis.de>
parents: 23295
diff changeset
524 PyDoc_STRVAR(PySSL_RAND_status_doc,
21959
3957d155f8c5 Break SSL support out of _socket module and place it into a new
Marc-André Lemburg <mal@egenix.com>
parents:
diff changeset
525 "RAND_status() -> 0 or 1\n\
3957d155f8c5 Break SSL support out of _socket module and place it into a new
Marc-André Lemburg <mal@egenix.com>
parents:
diff changeset
526 \n\
3957d155f8c5 Break SSL support out of _socket module and place it into a new
Marc-André Lemburg <mal@egenix.com>
parents:
diff changeset
527 Returns 1 if the OpenSSL PRNG has been seeded with enough data and 0 if not.\n\
3957d155f8c5 Break SSL support out of _socket module and place it into a new
Marc-André Lemburg <mal@egenix.com>
parents:
diff changeset
528 It is necessary to seed the PRNG with RAND_add() on some platforms before\n\
23832
ed1ba37a46b7 Patch #568124: Add doc string macros.
Martin v. Löwis <martin@v.loewis.de>
parents: 23295
diff changeset
529 using the ssl() function.");
21959
3957d155f8c5 Break SSL support out of _socket module and place it into a new
Marc-André Lemburg <mal@egenix.com>
parents:
diff changeset
530
3957d155f8c5 Break SSL support out of _socket module and place it into a new
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parents:
diff changeset
531 static PyObject *
3957d155f8c5 Break SSL support out of _socket module and place it into a new
Marc-André Lemburg <mal@egenix.com>
parents:
diff changeset
532 PySSL_RAND_egd(PyObject *self, PyObject *arg)
3957d155f8c5 Break SSL support out of _socket module and place it into a new
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parents:
diff changeset
533 {
3957d155f8c5 Break SSL support out of _socket module and place it into a new
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parents:
diff changeset
534 int bytes;
3957d155f8c5 Break SSL support out of _socket module and place it into a new
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parents:
diff changeset
535
3957d155f8c5 Break SSL support out of _socket module and place it into a new
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parents:
diff changeset
536 if (!PyString_Check(arg))
3957d155f8c5 Break SSL support out of _socket module and place it into a new
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parents:
diff changeset
537 return PyErr_Format(PyExc_TypeError,
3957d155f8c5 Break SSL support out of _socket module and place it into a new
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parents:
diff changeset
538 "RAND_egd() expected string, found %s",
3957d155f8c5 Break SSL support out of _socket module and place it into a new
Marc-André Lemburg <mal@egenix.com>
parents:
diff changeset
539 arg->ob_type->tp_name);
3957d155f8c5 Break SSL support out of _socket module and place it into a new
Marc-André Lemburg <mal@egenix.com>
parents:
diff changeset
540 bytes = RAND_egd(PyString_AS_STRING(arg));
3957d155f8c5 Break SSL support out of _socket module and place it into a new
Marc-André Lemburg <mal@egenix.com>
parents:
diff changeset
541 if (bytes == -1) {
3957d155f8c5 Break SSL support out of _socket module and place it into a new
Marc-André Lemburg <mal@egenix.com>
parents:
diff changeset
542 PyErr_SetString(PySSLErrorObject,
3957d155f8c5 Break SSL support out of _socket module and place it into a new
Marc-André Lemburg <mal@egenix.com>
parents:
diff changeset
543 "EGD connection failed or EGD did not return "
3957d155f8c5 Break SSL support out of _socket module and place it into a new
Marc-André Lemburg <mal@egenix.com>
parents:
diff changeset
544 "enough data to seed the PRNG");
3957d155f8c5 Break SSL support out of _socket module and place it into a new
Marc-André Lemburg <mal@egenix.com>
parents:
diff changeset
545 return NULL;
3957d155f8c5 Break SSL support out of _socket module and place it into a new
Marc-André Lemburg <mal@egenix.com>
parents:
diff changeset
546 }
3957d155f8c5 Break SSL support out of _socket module and place it into a new
Marc-André Lemburg <mal@egenix.com>
parents:
diff changeset
547 return PyInt_FromLong(bytes);
3957d155f8c5 Break SSL support out of _socket module and place it into a new
Marc-André Lemburg <mal@egenix.com>
parents:
diff changeset
548 }
3957d155f8c5 Break SSL support out of _socket module and place it into a new
Marc-André Lemburg <mal@egenix.com>
parents:
diff changeset
549
23832
ed1ba37a46b7 Patch #568124: Add doc string macros.
Martin v. Löwis <martin@v.loewis.de>
parents: 23295
diff changeset
550 PyDoc_STRVAR(PySSL_RAND_egd_doc,
21959
3957d155f8c5 Break SSL support out of _socket module and place it into a new
Marc-André Lemburg <mal@egenix.com>
parents:
diff changeset
551 "RAND_egd(path) -> bytes\n\
3957d155f8c5 Break SSL support out of _socket module and place it into a new
Marc-André Lemburg <mal@egenix.com>
parents:
diff changeset
552 \n\
3957d155f8c5 Break SSL support out of _socket module and place it into a new
Marc-André Lemburg <mal@egenix.com>
parents:
diff changeset
553 Queries the entropy gather daemon (EGD) on socket path. Returns number\n\
3957d155f8c5 Break SSL support out of _socket module and place it into a new
Marc-André Lemburg <mal@egenix.com>
parents:
diff changeset
554 of bytes read. Raises socket.sslerror if connection to EGD fails or\n\
23832
ed1ba37a46b7 Patch #568124: Add doc string macros.
Martin v. Löwis <martin@v.loewis.de>
parents: 23295
diff changeset
555 if it does provide enough data to seed PRNG.");
21959
3957d155f8c5 Break SSL support out of _socket module and place it into a new
Marc-André Lemburg <mal@egenix.com>
parents:
diff changeset
556
3957d155f8c5 Break SSL support out of _socket module and place it into a new
Marc-André Lemburg <mal@egenix.com>
parents:
diff changeset
557 #endif
3957d155f8c5 Break SSL support out of _socket module and place it into a new
Marc-André Lemburg <mal@egenix.com>
parents:
diff changeset
558
3957d155f8c5 Break SSL support out of _socket module and place it into a new
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parents:
diff changeset
559 /* List of functions exported by this module. */
3957d155f8c5 Break SSL support out of _socket module and place it into a new
Marc-André Lemburg <mal@egenix.com>
parents:
diff changeset
560
3957d155f8c5 Break SSL support out of _socket module and place it into a new
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parents:
diff changeset
561 static PyMethodDef PySSL_methods[] = {
3957d155f8c5 Break SSL support out of _socket module and place it into a new
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parents:
diff changeset
562 {"ssl", PySocket_ssl,
3957d155f8c5 Break SSL support out of _socket module and place it into a new
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parents:
diff changeset
563 METH_VARARGS, ssl_doc},
3957d155f8c5 Break SSL support out of _socket module and place it into a new
Marc-André Lemburg <mal@egenix.com>
parents:
diff changeset
564 #ifdef HAVE_OPENSSL_RAND
3957d155f8c5 Break SSL support out of _socket module and place it into a new
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parents:
diff changeset
565 {"RAND_add", PySSL_RAND_add, METH_VARARGS,
3957d155f8c5 Break SSL support out of _socket module and place it into a new
Marc-André Lemburg <mal@egenix.com>
parents:
diff changeset
566 PySSL_RAND_add_doc},
3957d155f8c5 Break SSL support out of _socket module and place it into a new
Marc-André Lemburg <mal@egenix.com>
parents:
diff changeset
567 {"RAND_egd", PySSL_RAND_egd, METH_O,
3957d155f8c5 Break SSL support out of _socket module and place it into a new
Marc-André Lemburg <mal@egenix.com>
parents:
diff changeset
568 PySSL_RAND_egd_doc},
3957d155f8c5 Break SSL support out of _socket module and place it into a new
Marc-André Lemburg <mal@egenix.com>
parents:
diff changeset
569 {"RAND_status", (PyCFunction)PySSL_RAND_status, METH_NOARGS,
3957d155f8c5 Break SSL support out of _socket module and place it into a new
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parents:
diff changeset
570 PySSL_RAND_status_doc},
3957d155f8c5 Break SSL support out of _socket module and place it into a new
Marc-André Lemburg <mal@egenix.com>
parents:
diff changeset
571 #endif
3957d155f8c5 Break SSL support out of _socket module and place it into a new
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parents:
diff changeset
572 {NULL, NULL} /* Sentinel */
3957d155f8c5 Break SSL support out of _socket module and place it into a new
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parents:
diff changeset
573 };
3957d155f8c5 Break SSL support out of _socket module and place it into a new
Marc-André Lemburg <mal@egenix.com>
parents:
diff changeset
574
3957d155f8c5 Break SSL support out of _socket module and place it into a new
Marc-André Lemburg <mal@egenix.com>
parents:
diff changeset
575
23832
ed1ba37a46b7 Patch #568124: Add doc string macros.
Martin v. Löwis <martin@v.loewis.de>
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diff changeset
576 PyDoc_STRVAR(module_doc,
21959
3957d155f8c5 Break SSL support out of _socket module and place it into a new
Marc-André Lemburg <mal@egenix.com>
parents:
diff changeset
577 "Implementation module for SSL socket operations. See the socket module\n\
23832
ed1ba37a46b7 Patch #568124: Add doc string macros.
Martin v. Löwis <martin@v.loewis.de>
parents: 23295
diff changeset
578 for documentation.");
21959
3957d155f8c5 Break SSL support out of _socket module and place it into a new
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parents:
diff changeset
579
24471
f66b3a3509c7 Excise DL_EXPORT/DL_IMPORT from Modules/*. Required adding a prototype
Mark Hammond <mhammond@skippinet.com.au>
parents: 24398
diff changeset
580 PyMODINIT_FUNC
21959
3957d155f8c5 Break SSL support out of _socket module and place it into a new
Marc-André Lemburg <mal@egenix.com>
parents:
diff changeset
581 init_ssl(void)
3957d155f8c5 Break SSL support out of _socket module and place it into a new
Marc-André Lemburg <mal@egenix.com>
parents:
diff changeset
582 {
3957d155f8c5 Break SSL support out of _socket module and place it into a new
Marc-André Lemburg <mal@egenix.com>
parents:
diff changeset
583 PyObject *m, *d;
3957d155f8c5 Break SSL support out of _socket module and place it into a new
Marc-André Lemburg <mal@egenix.com>
parents:
diff changeset
584
3957d155f8c5 Break SSL support out of _socket module and place it into a new
Marc-André Lemburg <mal@egenix.com>
parents:
diff changeset
585 PySSL_Type.ob_type = &PyType_Type;
3957d155f8c5 Break SSL support out of _socket module and place it into a new
Marc-André Lemburg <mal@egenix.com>
parents:
diff changeset
586
3957d155f8c5 Break SSL support out of _socket module and place it into a new
Marc-André Lemburg <mal@egenix.com>
parents:
diff changeset
587 m = Py_InitModule3("_ssl", PySSL_methods, module_doc);
3957d155f8c5 Break SSL support out of _socket module and place it into a new
Marc-André Lemburg <mal@egenix.com>
parents:
diff changeset
588 d = PyModule_GetDict(m);
3957d155f8c5 Break SSL support out of _socket module and place it into a new
Marc-André Lemburg <mal@egenix.com>
parents:
diff changeset
589
3957d155f8c5 Break SSL support out of _socket module and place it into a new
Marc-André Lemburg <mal@egenix.com>
parents:
diff changeset
590 /* Load _socket module and its C API */
3957d155f8c5 Break SSL support out of _socket module and place it into a new
Marc-André Lemburg <mal@egenix.com>
parents:
diff changeset
591 if (PySocketModule_ImportModuleAndAPI())
3957d155f8c5 Break SSL support out of _socket module and place it into a new
Marc-André Lemburg <mal@egenix.com>
parents:
diff changeset
592 return;
3957d155f8c5 Break SSL support out of _socket module and place it into a new
Marc-André Lemburg <mal@egenix.com>
parents:
diff changeset
593
3957d155f8c5 Break SSL support out of _socket module and place it into a new
Marc-André Lemburg <mal@egenix.com>
parents:
diff changeset
594 /* Init OpenSSL */
3957d155f8c5 Break SSL support out of _socket module and place it into a new
Marc-André Lemburg <mal@egenix.com>
parents:
diff changeset
595 SSL_load_error_strings();
3957d155f8c5 Break SSL support out of _socket module and place it into a new
Marc-André Lemburg <mal@egenix.com>
parents:
diff changeset
596 SSLeay_add_ssl_algorithms();
3957d155f8c5 Break SSL support out of _socket module and place it into a new
Marc-André Lemburg <mal@egenix.com>
parents:
diff changeset
597
3957d155f8c5 Break SSL support out of _socket module and place it into a new
Marc-André Lemburg <mal@egenix.com>
parents:
diff changeset
598 /* Add symbols to module dict */
3957d155f8c5 Break SSL support out of _socket module and place it into a new
Marc-André Lemburg <mal@egenix.com>
parents:
diff changeset
599 PySSLErrorObject = PyErr_NewException("socket.sslerror", NULL, NULL);
3957d155f8c5 Break SSL support out of _socket module and place it into a new
Marc-André Lemburg <mal@egenix.com>
parents:
diff changeset
600 if (PySSLErrorObject == NULL)
3957d155f8c5 Break SSL support out of _socket module and place it into a new
Marc-André Lemburg <mal@egenix.com>
parents:
diff changeset
601 return;
3957d155f8c5 Break SSL support out of _socket module and place it into a new
Marc-André Lemburg <mal@egenix.com>
parents:
diff changeset
602 PyDict_SetItemString(d, "sslerror", PySSLErrorObject);
3957d155f8c5 Break SSL support out of _socket module and place it into a new
Marc-André Lemburg <mal@egenix.com>
parents:
diff changeset
603 if (PyDict_SetItemString(d, "SSLType",
3957d155f8c5 Break SSL support out of _socket module and place it into a new
Marc-André Lemburg <mal@egenix.com>
parents:
diff changeset
604 (PyObject *)&PySSL_Type) != 0)
3957d155f8c5 Break SSL support out of _socket module and place it into a new
Marc-André Lemburg <mal@egenix.com>
parents:
diff changeset
605 return;
3957d155f8c5 Break SSL support out of _socket module and place it into a new
Marc-André Lemburg <mal@egenix.com>
parents:
diff changeset
606 PyModule_AddIntConstant(m, "SSL_ERROR_ZERO_RETURN",
23190
0bc3a41d4e40 Forward port of patch # 500311: Work around for buggy https servers.
Martin v. Löwis <martin@v.loewis.de>
parents: 21959
diff changeset
607 PY_SSL_ERROR_ZERO_RETURN);
21959
3957d155f8c5 Break SSL support out of _socket module and place it into a new
Marc-André Lemburg <mal@egenix.com>
parents:
diff changeset
608 PyModule_AddIntConstant(m, "SSL_ERROR_WANT_READ",
23190
0bc3a41d4e40 Forward port of patch # 500311: Work around for buggy https servers.
Martin v. Löwis <martin@v.loewis.de>
parents: 21959
diff changeset
609 PY_SSL_ERROR_WANT_READ);
21959
3957d155f8c5 Break SSL support out of _socket module and place it into a new
Marc-André Lemburg <mal@egenix.com>
parents:
diff changeset
610 PyModule_AddIntConstant(m, "SSL_ERROR_WANT_WRITE",
23190
0bc3a41d4e40 Forward port of patch # 500311: Work around for buggy https servers.
Martin v. Löwis <martin@v.loewis.de>
parents: 21959
diff changeset
611 PY_SSL_ERROR_WANT_WRITE);
21959
3957d155f8c5 Break SSL support out of _socket module and place it into a new
Marc-André Lemburg <mal@egenix.com>
parents:
diff changeset
612 PyModule_AddIntConstant(m, "SSL_ERROR_WANT_X509_LOOKUP",
23190
0bc3a41d4e40 Forward port of patch # 500311: Work around for buggy https servers.
Martin v. Löwis <martin@v.loewis.de>
parents: 21959
diff changeset
613 PY_SSL_ERROR_WANT_X509_LOOKUP);
21959
3957d155f8c5 Break SSL support out of _socket module and place it into a new
Marc-André Lemburg <mal@egenix.com>
parents:
diff changeset
614 PyModule_AddIntConstant(m, "SSL_ERROR_SYSCALL",
23190
0bc3a41d4e40 Forward port of patch # 500311: Work around for buggy https servers.
Martin v. Löwis <martin@v.loewis.de>
parents: 21959
diff changeset
615 PY_SSL_ERROR_SYSCALL);
21959
3957d155f8c5 Break SSL support out of _socket module and place it into a new
Marc-André Lemburg <mal@egenix.com>
parents:
diff changeset
616 PyModule_AddIntConstant(m, "SSL_ERROR_SSL",
23190
0bc3a41d4e40 Forward port of patch # 500311: Work around for buggy https servers.
Martin v. Löwis <martin@v.loewis.de>
parents: 21959
diff changeset
617 PY_SSL_ERROR_SSL);
0bc3a41d4e40 Forward port of patch # 500311: Work around for buggy https servers.
Martin v. Löwis <martin@v.loewis.de>
parents: 21959
diff changeset
618 PyModule_AddIntConstant(m, "SSL_ERROR_WANT_CONNECT",
0bc3a41d4e40 Forward port of patch # 500311: Work around for buggy https servers.
Martin v. Löwis <martin@v.loewis.de>
parents: 21959
diff changeset
619 PY_SSL_ERROR_WANT_CONNECT);
0bc3a41d4e40 Forward port of patch # 500311: Work around for buggy https servers.
Martin v. Löwis <martin@v.loewis.de>
parents: 21959
diff changeset
620 /* non ssl.h errorcodes */
0bc3a41d4e40 Forward port of patch # 500311: Work around for buggy https servers.
Martin v. Löwis <martin@v.loewis.de>
parents: 21959
diff changeset
621 PyModule_AddIntConstant(m, "SSL_ERROR_EOF",
0bc3a41d4e40 Forward port of patch # 500311: Work around for buggy https servers.
Martin v. Löwis <martin@v.loewis.de>
parents: 21959
diff changeset
622 PY_SSL_ERROR_EOF);
0bc3a41d4e40 Forward port of patch # 500311: Work around for buggy https servers.
Martin v. Löwis <martin@v.loewis.de>
parents: 21959
diff changeset
623 PyModule_AddIntConstant(m, "SSL_ERROR_INVALID_ERROR_CODE",
0bc3a41d4e40 Forward port of patch # 500311: Work around for buggy https servers.
Martin v. Löwis <martin@v.loewis.de>
parents: 21959
diff changeset
624 PY_SSL_ERROR_INVALID_ERROR_CODE);
0bc3a41d4e40 Forward port of patch # 500311: Work around for buggy https servers.
Martin v. Löwis <martin@v.loewis.de>
parents: 21959
diff changeset
625
21959
3957d155f8c5 Break SSL support out of _socket module and place it into a new
Marc-André Lemburg <mal@egenix.com>
parents:
diff changeset
626 }