Branch data Line data Source code
1 : : /* ssl/s23_lib.c */
2 : : /* Copyright (C) 1995-1998 Eric Young (eay@cryptsoft.com)
3 : : * All rights reserved.
4 : : *
5 : : * This package is an SSL implementation written
6 : : * by Eric Young (eay@cryptsoft.com).
7 : : * The implementation was written so as to conform with Netscapes SSL.
8 : : *
9 : : * This library is free for commercial and non-commercial use as long as
10 : : * the following conditions are aheared to. The following conditions
11 : : * apply to all code found in this distribution, be it the RC4, RSA,
12 : : * lhash, DES, etc., code; not just the SSL code. The SSL documentation
13 : : * included with this distribution is covered by the same copyright terms
14 : : * except that the holder is Tim Hudson (tjh@cryptsoft.com).
15 : : *
16 : : * Copyright remains Eric Young's, and as such any Copyright notices in
17 : : * the code are not to be removed.
18 : : * If this package is used in a product, Eric Young should be given attribution
19 : : * as the author of the parts of the library used.
20 : : * This can be in the form of a textual message at program startup or
21 : : * in documentation (online or textual) provided with the package.
22 : : *
23 : : * Redistribution and use in source and binary forms, with or without
24 : : * modification, are permitted provided that the following conditions
25 : : * are met:
26 : : * 1. Redistributions of source code must retain the copyright
27 : : * notice, this list of conditions and the following disclaimer.
28 : : * 2. Redistributions in binary form must reproduce the above copyright
29 : : * notice, this list of conditions and the following disclaimer in the
30 : : * documentation and/or other materials provided with the distribution.
31 : : * 3. All advertising materials mentioning features or use of this software
32 : : * must display the following acknowledgement:
33 : : * "This product includes cryptographic software written by
34 : : * Eric Young (eay@cryptsoft.com)"
35 : : * The word 'cryptographic' can be left out if the rouines from the library
36 : : * being used are not cryptographic related :-).
37 : : * 4. If you include any Windows specific code (or a derivative thereof) from
38 : : * the apps directory (application code) you must include an acknowledgement:
39 : : * "This product includes software written by Tim Hudson (tjh@cryptsoft.com)"
40 : : *
41 : : * THIS SOFTWARE IS PROVIDED BY ERIC YOUNG ``AS IS'' AND
42 : : * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
43 : : * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
44 : : * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
45 : : * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
46 : : * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
47 : : * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
48 : : * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
49 : : * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
50 : : * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
51 : : * SUCH DAMAGE.
52 : : *
53 : : * The licence and distribution terms for any publically available version or
54 : : * derivative of this code cannot be changed. i.e. this code cannot simply be
55 : : * copied and put under another distribution licence
56 : : * [including the GNU Public Licence.]
57 : : */
58 : :
59 : : #include <stdio.h>
60 : : #include <openssl/objects.h>
61 : : #include "ssl_locl.h"
62 : :
63 : 422 : long ssl23_default_timeout(void)
64 : : {
65 : 422 : return(300);
66 : : }
67 : :
68 : 602 : int ssl23_num_ciphers(void)
69 : : {
70 : 602 : return(ssl3_num_ciphers()
71 : : #ifndef OPENSSL_NO_SSL2
72 : 602 : + ssl2_num_ciphers()
73 : : #endif
74 : : );
75 : : }
76 : :
77 : 95718 : const SSL_CIPHER *ssl23_get_cipher(unsigned int u)
78 : : {
79 : 95718 : unsigned int uu=ssl3_num_ciphers();
80 : :
81 [ + + ]: 95718 : if (u < uu)
82 : 91504 : return(ssl3_get_cipher(u));
83 : : else
84 : : #ifndef OPENSSL_NO_SSL2
85 : 4214 : return(ssl2_get_cipher(u-uu));
86 : : #else
87 : : return(NULL);
88 : : #endif
89 : : }
90 : :
91 : : /* This function needs to check if the ciphers required are actually
92 : : * available */
93 : 0 : const SSL_CIPHER *ssl23_get_cipher_by_char(const unsigned char *p)
94 : : {
95 : : const SSL_CIPHER *cp;
96 : :
97 : 0 : cp=ssl3_get_cipher_by_char(p);
98 : : #ifndef OPENSSL_NO_SSL2
99 [ # # ]: 0 : if (cp == NULL)
100 : 0 : cp=ssl2_get_cipher_by_char(p);
101 : : #endif
102 : 0 : return(cp);
103 : : }
104 : :
105 : 0 : int ssl23_put_cipher_by_char(const SSL_CIPHER *c, unsigned char *p)
106 : : {
107 : : long l;
108 : :
109 : : /* We can write SSLv2 and SSLv3 ciphers */
110 : : /* but no ECC ciphers */
111 [ # # ]: 0 : if (c->algorithm_mkey == SSL_kECDHr ||
112 [ # # ]: 0 : c->algorithm_mkey == SSL_kECDHe ||
113 [ # # ]: 0 : c->algorithm_mkey == SSL_kEECDH ||
114 [ # # ]: 0 : c->algorithm_auth == SSL_aECDH ||
115 : : c->algorithm_auth == SSL_aECDSA)
116 : : return 0;
117 [ # # ]: 0 : if (p != NULL)
118 : : {
119 : 0 : l=c->id;
120 : 0 : p[0]=((unsigned char)(l>>16L))&0xFF;
121 : 0 : p[1]=((unsigned char)(l>> 8L))&0xFF;
122 : 0 : p[2]=((unsigned char)(l ))&0xFF;
123 : : }
124 : : return(3);
125 : : }
126 : :
127 : 662 : int ssl23_read(SSL *s, void *buf, int len)
128 : : {
129 : : int n;
130 : :
131 : 662 : clear_sys_error();
132 [ + - ][ + - ]: 662 : if (SSL_in_init(s) && (!s->in_handshake))
133 : : {
134 : 662 : n=s->handshake_func(s);
135 [ - + ]: 662 : if (n < 0) return(n);
136 [ # # ]: 0 : if (n == 0)
137 : : {
138 : 0 : SSLerr(SSL_F_SSL23_READ,SSL_R_SSL_HANDSHAKE_FAILURE);
139 : 0 : return(-1);
140 : : }
141 : 0 : return(SSL_read(s,buf,len));
142 : : }
143 : : else
144 : : {
145 : 0 : ssl_undefined_function(s);
146 : 0 : return(-1);
147 : : }
148 : : }
149 : :
150 : 0 : int ssl23_peek(SSL *s, void *buf, int len)
151 : : {
152 : : int n;
153 : :
154 : 0 : clear_sys_error();
155 [ # # ][ # # ]: 0 : if (SSL_in_init(s) && (!s->in_handshake))
156 : : {
157 : 0 : n=s->handshake_func(s);
158 [ # # ]: 0 : if (n < 0) return(n);
159 [ # # ]: 0 : if (n == 0)
160 : : {
161 : 0 : SSLerr(SSL_F_SSL23_PEEK,SSL_R_SSL_HANDSHAKE_FAILURE);
162 : 0 : return(-1);
163 : : }
164 : 0 : return(SSL_peek(s,buf,len));
165 : : }
166 : : else
167 : : {
168 : 0 : ssl_undefined_function(s);
169 : 0 : return(-1);
170 : : }
171 : : }
172 : :
173 : 928 : int ssl23_write(SSL *s, const void *buf, int len)
174 : : {
175 : : int n;
176 : :
177 : 928 : clear_sys_error();
178 [ + - ][ + - ]: 928 : if (SSL_in_init(s) && (!s->in_handshake))
179 : : {
180 : 928 : n=s->handshake_func(s);
181 [ - + ]: 928 : if (n < 0) return(n);
182 [ # # ]: 0 : if (n == 0)
183 : : {
184 : 0 : SSLerr(SSL_F_SSL23_WRITE,SSL_R_SSL_HANDSHAKE_FAILURE);
185 : 0 : return(-1);
186 : : }
187 : 0 : return(SSL_write(s,buf,len));
188 : : }
189 : : else
190 : : {
191 : 0 : ssl_undefined_function(s);
192 : 0 : return(-1);
193 : : }
194 : : }
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