1 /* Copyright (C) 1995-1998 Eric Young (eay@cryptsoft.com)
2  * All rights reserved.
3  *
4  * This package is an SSL implementation written
5  * by Eric Young (eay@cryptsoft.com).
6  * The implementation was written so as to conform with Netscapes SSL.
7  *
8  * This library is free for commercial and non-commercial use as long as
9  * the following conditions are aheared to.  The following conditions
10  * apply to all code found in this distribution, be it the RC4, RSA,
11  * lhash, DES, etc., code; not just the SSL code.  The SSL documentation
12  * included with this distribution is covered by the same copyright terms
13  * except that the holder is Tim Hudson (tjh@cryptsoft.com).
14  *
15  * Copyright remains Eric Young's, and as such any Copyright notices in
16  * the code are not to be removed.
17  * If this package is used in a product, Eric Young should be given attribution
18  * as the author of the parts of the library used.
19  * This can be in the form of a textual message at program startup or
20  * in documentation (online or textual) provided with the package.
21  *
22  * Redistribution and use in source and binary forms, with or without
23  * modification, are permitted provided that the following conditions
24  * are met:
25  * 1. Redistributions of source code must retain the copyright
26  *    notice, this list of conditions and the following disclaimer.
27  * 2. Redistributions in binary form must reproduce the above copyright
28  *    notice, this list of conditions and the following disclaimer in the
29  *    documentation and/or other materials provided with the distribution.
30  * 3. All advertising materials mentioning features or use of this software
31  *    must display the following acknowledgement:
32  *    "This product includes cryptographic software written by
33  *     Eric Young (eay@cryptsoft.com)"
34  *    The word 'cryptographic' can be left out if the rouines from the library
35  *    being used are not cryptographic related :-).
36  * 4. If you include any Windows specific code (or a derivative thereof) from
37  *    the apps directory (application code) you must include an acknowledgement:
38  *    "This product includes software written by Tim Hudson (tjh@cryptsoft.com)"
39  *
40  * THIS SOFTWARE IS PROVIDED BY ERIC YOUNG ``AS IS'' AND
41  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
42  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
43  * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
44  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
45  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
46  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
47  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
48  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
49  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
50  * SUCH DAMAGE.
51  *
52  * The licence and distribution terms for any publically available version or
53  * derivative of this code cannot be changed.  i.e. this code cannot simply be
54  * copied and put under another distribution licence
55  * [including the GNU Public Licence.] */
56 
57 #include "internal.h"
58 
59 
60 static const SSL_PROTOCOL_METHOD TLS_protocol_method = {
61     0 /* is_dtls */,
62     ssl3_new,
63     ssl3_free,
64     ssl3_accept,
65     ssl3_connect,
66     ssl3_get_message,
67     ssl3_read_app_data,
68     ssl3_read_close_notify,
69     ssl3_write_app_data,
70     ssl3_dispatch_alert,
71     ssl3_ctrl,
72     ssl3_ctx_ctrl,
73     ssl3_supports_cipher,
74     SSL3_HM_HEADER_LENGTH,
75     ssl3_set_handshake_header,
76     ssl3_handshake_write,
77 };
78 
TLS_method(void)79 const SSL_METHOD *TLS_method(void) {
80   static const SSL_METHOD method = {
81       0,
82       &TLS_protocol_method,
83   };
84   return &method;
85 }
86 
SSLv23_method(void)87 const SSL_METHOD *SSLv23_method(void) {
88   return TLS_method();
89 }
90 
91 /* Legacy version-locked methods. */
92 
TLSv1_2_method(void)93 const SSL_METHOD *TLSv1_2_method(void) {
94   static const SSL_METHOD method = {
95       TLS1_2_VERSION,
96       &TLS_protocol_method,
97   };
98   return &method;
99 }
100 
TLSv1_1_method(void)101 const SSL_METHOD *TLSv1_1_method(void) {
102   static const SSL_METHOD method = {
103       TLS1_1_VERSION,
104       &TLS_protocol_method,
105   };
106   return &method;
107 }
108 
TLSv1_method(void)109 const SSL_METHOD *TLSv1_method(void) {
110   static const SSL_METHOD method = {
111       TLS1_VERSION,
112       &TLS_protocol_method,
113   };
114   return &method;
115 }
116 
SSLv3_method(void)117 const SSL_METHOD *SSLv3_method(void) {
118   static const SSL_METHOD method = {
119       SSL3_VERSION,
120       &TLS_protocol_method,
121   };
122   return &method;
123 }
124 
125 /* Legacy side-specific methods. */
126 
TLSv1_2_server_method(void)127 const SSL_METHOD *TLSv1_2_server_method(void) {
128   return TLSv1_2_method();
129 }
130 
TLSv1_1_server_method(void)131 const SSL_METHOD *TLSv1_1_server_method(void) {
132   return TLSv1_1_method();
133 }
134 
TLSv1_server_method(void)135 const SSL_METHOD *TLSv1_server_method(void) {
136   return TLSv1_method();
137 }
138 
SSLv3_server_method(void)139 const SSL_METHOD *SSLv3_server_method(void) {
140   return SSLv3_method();
141 }
142 
TLSv1_2_client_method(void)143 const SSL_METHOD *TLSv1_2_client_method(void) {
144   return TLSv1_2_method();
145 }
146 
TLSv1_1_client_method(void)147 const SSL_METHOD *TLSv1_1_client_method(void) {
148   return TLSv1_1_method();
149 }
150 
TLSv1_client_method(void)151 const SSL_METHOD *TLSv1_client_method(void) {
152   return TLSv1_method();
153 }
154 
SSLv3_client_method(void)155 const SSL_METHOD *SSLv3_client_method(void) {
156   return SSLv3_method();
157 }
158 
SSLv23_server_method(void)159 const SSL_METHOD *SSLv23_server_method(void) {
160   return SSLv23_method();
161 }
162 
SSLv23_client_method(void)163 const SSL_METHOD *SSLv23_client_method(void) {
164   return SSLv23_method();
165 }
166