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Diffstat (limited to 'src/lib/libssl/s23_lib.c')
-rw-r--r-- | src/lib/libssl/s23_lib.c | 233 |
1 files changed, 233 insertions, 0 deletions
diff --git a/src/lib/libssl/s23_lib.c b/src/lib/libssl/s23_lib.c new file mode 100644 index 0000000000..e16f641101 --- /dev/null +++ b/src/lib/libssl/s23_lib.c | |||
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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 "objects.h" | ||
61 | #include "ssl_locl.h" | ||
62 | |||
63 | #ifndef NOPROTO | ||
64 | static int ssl23_num_ciphers(void ); | ||
65 | static SSL_CIPHER *ssl23_get_cipher(unsigned int u); | ||
66 | static int ssl23_read(SSL *s, char *buf, int len); | ||
67 | static int ssl23_write(SSL *s, char *buf, int len); | ||
68 | static long ssl23_default_timeout(void ); | ||
69 | static int ssl23_put_cipher_by_char(SSL_CIPHER *c, unsigned char *p); | ||
70 | static SSL_CIPHER *ssl23_get_cipher_by_char(unsigned char *p); | ||
71 | #else | ||
72 | static int ssl23_num_ciphers(); | ||
73 | static SSL_CIPHER *ssl23_get_cipher(); | ||
74 | static int ssl23_read(); | ||
75 | static int ssl23_write(); | ||
76 | static long ssl23_default_timeout(); | ||
77 | static int ssl23_put_cipher_by_char(); | ||
78 | static SSL_CIPHER *ssl23_get_cipher_by_char(); | ||
79 | #endif | ||
80 | |||
81 | char *SSL23_version_str="SSLv2/3 compatablity part of SSLeay 0.7.0 30-Jan-1997"; | ||
82 | |||
83 | static SSL_METHOD SSLv23_data= { | ||
84 | TLS1_VERSION, | ||
85 | tls1_new, | ||
86 | tls1_clear, | ||
87 | tls1_free, | ||
88 | ssl_undefined_function, | ||
89 | ssl_undefined_function, | ||
90 | ssl23_read, | ||
91 | ssl_undefined_function, | ||
92 | ssl23_write, | ||
93 | ssl_undefined_function, | ||
94 | ssl_undefined_function, | ||
95 | ssl3_ctrl, | ||
96 | ssl3_ctx_ctrl, | ||
97 | ssl23_get_cipher_by_char, | ||
98 | ssl23_put_cipher_by_char, | ||
99 | ssl_undefined_function, | ||
100 | ssl23_num_ciphers, | ||
101 | ssl23_get_cipher, | ||
102 | ssl_bad_method, | ||
103 | ssl23_default_timeout, | ||
104 | &ssl3_undef_enc_method, | ||
105 | }; | ||
106 | |||
107 | static long ssl23_default_timeout() | ||
108 | { | ||
109 | return(300); | ||
110 | } | ||
111 | |||
112 | SSL_METHOD *sslv23_base_method() | ||
113 | { | ||
114 | return(&SSLv23_data); | ||
115 | } | ||
116 | |||
117 | static int ssl23_num_ciphers() | ||
118 | { | ||
119 | return(ssl3_num_ciphers()+ssl2_num_ciphers()); | ||
120 | } | ||
121 | |||
122 | static SSL_CIPHER *ssl23_get_cipher(u) | ||
123 | unsigned int u; | ||
124 | { | ||
125 | unsigned int uu=ssl3_num_ciphers(); | ||
126 | |||
127 | if (u < uu) | ||
128 | return(ssl3_get_cipher(u)); | ||
129 | else | ||
130 | return(ssl2_get_cipher(u-uu)); | ||
131 | } | ||
132 | |||
133 | /* This function needs to check if the ciphers required are actually | ||
134 | * available */ | ||
135 | static SSL_CIPHER *ssl23_get_cipher_by_char(p) | ||
136 | unsigned char *p; | ||
137 | { | ||
138 | SSL_CIPHER c,*cp; | ||
139 | unsigned long id; | ||
140 | int n; | ||
141 | |||
142 | n=ssl3_num_ciphers(); | ||
143 | id=0x03000000|((unsigned long)p[0]<<16L)| | ||
144 | ((unsigned long)p[1]<<8L)|(unsigned long)p[2]; | ||
145 | c.id=id; | ||
146 | cp=ssl3_get_cipher_by_char(p); | ||
147 | if (cp == NULL) | ||
148 | cp=ssl2_get_cipher_by_char(p); | ||
149 | return(cp); | ||
150 | } | ||
151 | |||
152 | static int ssl23_put_cipher_by_char(c,p) | ||
153 | SSL_CIPHER *c; | ||
154 | unsigned char *p; | ||
155 | { | ||
156 | long l; | ||
157 | |||
158 | /* We can write SSLv2 and SSLv3 ciphers */ | ||
159 | if (p != NULL) | ||
160 | { | ||
161 | l=c->id; | ||
162 | p[0]=((unsigned char)(l>>16L))&0xFF; | ||
163 | p[1]=((unsigned char)(l>> 8L))&0xFF; | ||
164 | p[2]=((unsigned char)(l ))&0xFF; | ||
165 | } | ||
166 | return(3); | ||
167 | } | ||
168 | |||
169 | static int ssl23_read(s,buf,len) | ||
170 | SSL *s; | ||
171 | char *buf; | ||
172 | int len; | ||
173 | { | ||
174 | int n; | ||
175 | |||
176 | #if 0 | ||
177 | if (s->shutdown & SSL_RECEIVED_SHUTDOWN) | ||
178 | { | ||
179 | s->rwstate=SSL_NOTHING; | ||
180 | return(0); | ||
181 | } | ||
182 | #endif | ||
183 | clear_sys_error(); | ||
184 | if (SSL_in_init(s) && (!s->in_handshake)) | ||
185 | { | ||
186 | n=s->handshake_func(s); | ||
187 | if (n < 0) return(n); | ||
188 | if (n == 0) | ||
189 | { | ||
190 | SSLerr(SSL_F_SSL23_READ,SSL_R_SSL_HANDSHAKE_FAILURE); | ||
191 | return(-1); | ||
192 | } | ||
193 | return(SSL_read(s,buf,len)); | ||
194 | } | ||
195 | else | ||
196 | { | ||
197 | ssl_undefined_function(s); | ||
198 | return(-1); | ||
199 | } | ||
200 | } | ||
201 | |||
202 | static int ssl23_write(s,buf,len) | ||
203 | SSL *s; | ||
204 | char *buf; | ||
205 | int len; | ||
206 | { | ||
207 | int n; | ||
208 | |||
209 | #if 0 | ||
210 | if (s->shutdown & SSL_SENT_SHUTDOWN) | ||
211 | { | ||
212 | s->rwstate=SSL_NOTHING; | ||
213 | return(0); | ||
214 | } | ||
215 | #endif | ||
216 | clear_sys_error(); | ||
217 | if (SSL_in_init(s) && (!s->in_handshake)) | ||
218 | { | ||
219 | n=s->handshake_func(s); | ||
220 | if (n < 0) return(n); | ||
221 | if (n == 0) | ||
222 | { | ||
223 | SSLerr(SSL_F_SSL23_WRITE,SSL_R_SSL_HANDSHAKE_FAILURE); | ||
224 | return(-1); | ||
225 | } | ||
226 | return(SSL_write(s,buf,len)); | ||
227 | } | ||
228 | else | ||
229 | { | ||
230 | ssl_undefined_function(s); | ||
231 | return(-1); | ||
232 | } | ||
233 | } | ||