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Diffstat (limited to 'src/lib/libssl/man/SSL_set_tmp_ecdh.3')
-rw-r--r-- | src/lib/libssl/man/SSL_set_tmp_ecdh.3 | 119 |
1 files changed, 0 insertions, 119 deletions
diff --git a/src/lib/libssl/man/SSL_set_tmp_ecdh.3 b/src/lib/libssl/man/SSL_set_tmp_ecdh.3 deleted file mode 100644 index 8fd2d9fd5b..0000000000 --- a/src/lib/libssl/man/SSL_set_tmp_ecdh.3 +++ /dev/null | |||
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1 | .\" $OpenBSD: SSL_set_tmp_ecdh.3,v 1.6 2021/11/30 15:58:08 jsing Exp $ | ||
2 | .\" | ||
3 | .\" Copyright (c) 2017 Ingo Schwarze <schwarze@openbsd.org> | ||
4 | .\" | ||
5 | .\" Permission to use, copy, modify, and distribute this software for any | ||
6 | .\" purpose with or without fee is hereby granted, provided that the above | ||
7 | .\" copyright notice and this permission notice appear in all copies. | ||
8 | .\" | ||
9 | .\" THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES | ||
10 | .\" WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF | ||
11 | .\" MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR | ||
12 | .\" ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES | ||
13 | .\" WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN | ||
14 | .\" ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF | ||
15 | .\" OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. | ||
16 | .\" | ||
17 | .Dd $Mdocdate: November 30 2021 $ | ||
18 | .Dt SSL_SET_TMP_ECDH 3 | ||
19 | .Os | ||
20 | .Sh NAME | ||
21 | .Nm SSL_set_tmp_ecdh , | ||
22 | .Nm SSL_CTX_set_tmp_ecdh , | ||
23 | .Nm SSL_set_ecdh_auto , | ||
24 | .Nm SSL_CTX_set_ecdh_auto , | ||
25 | .Nm SSL_set_tmp_ecdh_callback , | ||
26 | .Nm SSL_CTX_set_tmp_ecdh_callback | ||
27 | .Nd select a curve for ECDH ephemeral key exchange | ||
28 | .Sh SYNOPSIS | ||
29 | .In openssl/ssl.h | ||
30 | .Ft long | ||
31 | .Fo SSL_set_tmp_ecdh | ||
32 | .Fa "SSL *ssl" | ||
33 | .Fa "EC_KEY *ecdh" | ||
34 | .Fc | ||
35 | .Ft long | ||
36 | .Fo SSL_CTX_set_tmp_ecdh | ||
37 | .Fa "SSL_CTX *ctx" | ||
38 | .Fa "EC_KEY *ecdh" | ||
39 | .Fc | ||
40 | .Ft long | ||
41 | .Fo SSL_set_ecdh_auto | ||
42 | .Fa "SSL *ssl" | ||
43 | .Fa "int state" | ||
44 | .Fc | ||
45 | .Ft long | ||
46 | .Fo SSL_CTX_set_ecdh_auto | ||
47 | .Fa "SSL_CTX *ctx" | ||
48 | .Fa "int state" | ||
49 | .Fc | ||
50 | .Ft void | ||
51 | .Fo SSL_set_tmp_ecdh_callback | ||
52 | .Fa "SSL *ssl" | ||
53 | .Fa "EC_KEY *(*ecdh)(SSL *ssl, int is_export, int keylength)" | ||
54 | .Fc | ||
55 | .Ft void | ||
56 | .Fo SSL_CTX_set_tmp_ecdh_callback | ||
57 | .Fa "SSL_CTX *ctx" | ||
58 | .Fa "EC_KEY *(*ecdh)(SSL *ssl, int is_export, int keylength)" | ||
59 | .Fc | ||
60 | .Sh DESCRIPTION | ||
61 | Automatic EC curve selection and generation is always enabled in | ||
62 | LibreSSL, and applications cannot manually provide EC keys for use | ||
63 | with ECDH key exchange. | ||
64 | .Pp | ||
65 | The only remaining effect of | ||
66 | .Fn SSL_set_tmp_ecdh | ||
67 | is that the curve of the given | ||
68 | .Fa ecdh | ||
69 | key becomes the only curve enabled for the | ||
70 | .Fa ssl | ||
71 | connection, so it is equivalent to calling | ||
72 | .Xr SSL_set1_groups_list 3 | ||
73 | with the same single curve name. | ||
74 | .Pp | ||
75 | .Fn SSL_CTX_set_tmp_ecdh | ||
76 | has the same effect on all connections that will be created from | ||
77 | .Fa ctx | ||
78 | in the future. | ||
79 | .Pp | ||
80 | The functions | ||
81 | .Fn SSL_set_ecdh_auto , | ||
82 | .Fn SSL_CTX_set_ecdh_auto , | ||
83 | .Fn SSL_set_tmp_ecdh_callback , | ||
84 | and | ||
85 | .Fn SSL_CTX_set_tmp_ecdh_callback | ||
86 | are deprecated and have no effect. | ||
87 | .Sh RETURN VALUES | ||
88 | .Fn SSL_set_tmp_ecdh | ||
89 | and | ||
90 | .Fn SSL_CTX_set_tmp_ecdh | ||
91 | return 1 on success or 0 on failure. | ||
92 | .Pp | ||
93 | .Fn SSL_set_ecdh_auto , | ||
94 | .Fn SSL_CTX_set_ecdh_auto , | ||
95 | .Fn SSL_set_tmp_ecdh_callback , | ||
96 | and | ||
97 | .Fn SSL_CTX_set_tmp_ecdh_callback | ||
98 | always return 1. | ||
99 | .Sh SEE ALSO | ||
100 | .Xr ssl 3 , | ||
101 | .Xr SSL_CTX_set1_groups 3 , | ||
102 | .Xr SSL_CTX_set_cipher_list 3 , | ||
103 | .Xr SSL_CTX_set_options 3 , | ||
104 | .Xr SSL_CTX_set_tmp_dh_callback 3 , | ||
105 | .Xr SSL_new 3 | ||
106 | .Sh HISTORY | ||
107 | .Fn SSL_set_tmp_ecdh , | ||
108 | .Fn SSL_CTX_set_tmp_ecdh , | ||
109 | .Fn SSL_set_tmp_ecdh_callback , | ||
110 | and | ||
111 | .Fn SSL_CTX_set_tmp_ecdh_callback | ||
112 | first appeared in OpenSSL 0.9.8 and have been available since | ||
113 | .Ox 4.5 . | ||
114 | .Pp | ||
115 | .Fn SSL_CTX_set_ecdh_auto | ||
116 | and | ||
117 | .Fn SSL_set_ecdh_auto | ||
118 | first appeared in OpenSSL 1.0.2 and have been available since | ||
119 | .Ox 5.7 . | ||