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Diffstat (limited to 'secure/lib/libcrypto/man/man3/SSL_CTX_use_serverinfo.3')
| -rw-r--r-- | secure/lib/libcrypto/man/man3/SSL_CTX_use_serverinfo.3 | 215 |
1 files changed, 215 insertions, 0 deletions
diff --git a/secure/lib/libcrypto/man/man3/SSL_CTX_use_serverinfo.3 b/secure/lib/libcrypto/man/man3/SSL_CTX_use_serverinfo.3 new file mode 100644 index 000000000000..6493233ed82f --- /dev/null +++ b/secure/lib/libcrypto/man/man3/SSL_CTX_use_serverinfo.3 @@ -0,0 +1,215 @@ +.\" Automatically generated by Pod::Man 4.11 (Pod::Simple 3.39) +.\" +.\" Standard preamble: +.\" ======================================================================== +.de Sp \" Vertical space (when we can't use .PP) +.if t .sp .5v +.if n .sp +.. +.de Vb \" Begin verbatim text +.ft CW +.nf +.ne \\$1 +.. +.de Ve \" End verbatim text +.ft R +.fi +.. +.\" Set up some character translations and predefined strings. \*(-- will +.\" give an unbreakable dash, \*(PI will give pi, \*(L" will give a left +.\" double quote, and \*(R" will give a right double quote. \*(C+ will +.\" give a nicer C++. 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Always turn off hyphenation; it makes +.\" way too many mistakes in technical documents. +.if n .ad l +.nh +.SH "NAME" +SSL_CTX_use_serverinfo_ex, SSL_CTX_use_serverinfo, SSL_CTX_use_serverinfo_file \&\- use serverinfo extension +.SH "SYNOPSIS" +.IX Header "SYNOPSIS" +.Vb 1 +\& #include <openssl/ssl.h> +\& +\& int SSL_CTX_use_serverinfo_ex(SSL_CTX *ctx, unsigned int version, +\& const unsigned char *serverinfo, +\& size_t serverinfo_length); +\& +\& int SSL_CTX_use_serverinfo(SSL_CTX *ctx, const unsigned char *serverinfo, +\& size_t serverinfo_length); +\& +\& int SSL_CTX_use_serverinfo_file(SSL_CTX *ctx, const char *file); +.Ve +.SH "DESCRIPTION" +.IX Header "DESCRIPTION" +These functions load \*(L"serverinfo\*(R" \s-1TLS\s0 extensions into the \s-1SSL_CTX. A\s0 +\&\*(L"serverinfo\*(R" extension is returned in response to an empty ClientHello +Extension. +.PP +\&\fBSSL_CTX_use_serverinfo_ex()\fR loads one or more serverinfo extensions from +a byte array into \fBctx\fR. The \fBversion\fR parameter specifies the format of the +byte array provided in \fB*serverinfo\fR which is of length \fBserverinfo_length\fR. +.PP +If \fBversion\fR is \fB\s-1SSL_SERVERINFOV2\s0\fR then the extensions in the array must +consist of a 4\-byte context, a 2\-byte Extension Type, a 2\-byte length, and then +length bytes of extension_data. The context and type values have the same +meaning as for \fBSSL_CTX_add_custom_ext\fR\|(3). If serverinfo is being loaded for +extensions to be added to a Certificate message, then the extension will only +be added for the first certificate in the message (which is always the +end-entity certificate). +.PP +If \fBversion\fR is \fB\s-1SSL_SERVERINFOV1\s0\fR then the extensions in the array must +consist of a 2\-byte Extension Type, a 2\-byte length, and then length bytes of +extension_data. The type value has the same meaning as for +\&\fBSSL_CTX_add_custom_ext\fR\|(3). The following default context value will be used +in this case: +.PP +.Vb 2 +\& SSL_EXT_TLS1_2_AND_BELOW_ONLY | SSL_EXT_CLIENT_HELLO +\& | SSL_EXT_TLS1_2_SERVER_HELLO | SSL_EXT_IGNORE_ON_RESUMPTION +.Ve +.PP +\&\fBSSL_CTX_use_serverinfo()\fR does the same thing as \fBSSL_CTX_use_serverinfo_ex()\fR +except that there is no \fBversion\fR parameter so a default version of +\&\s-1SSL_SERVERINFOV1\s0 is used instead. +.PP +\&\fBSSL_CTX_use_serverinfo_file()\fR loads one or more serverinfo extensions from +\&\fBfile\fR into \fBctx\fR. The extensions must be in \s-1PEM\s0 format. Each extension +must be in a format as described above for \fBSSL_CTX_use_serverinfo_ex()\fR. Each +\&\s-1PEM\s0 extension name must begin with the phrase \*(L"\s-1BEGIN SERVERINFOV2 FOR \*(R"\s0 for +\&\s-1SSL_SERVERINFOV2\s0 data or \*(L"\s-1BEGIN SERVERINFO FOR \*(R"\s0 for \s-1SSL_SERVERINFOV1\s0 data. +.PP +If more than one certificate (\s-1RSA/DSA\s0) is installed using +\&\fBSSL_CTX_use_certificate()\fR, the serverinfo extension will be loaded into the +last certificate installed. If e.g. the last item was a \s-1RSA\s0 certificate, the +loaded serverinfo extension data will be loaded for that certificate. To +use the serverinfo extension for multiple certificates, +\&\fBSSL_CTX_use_serverinfo()\fR needs to be called multiple times, once \fBafter\fR +each time a certificate is loaded via a call to \fBSSL_CTX_use_certificate()\fR. +.SH "RETURN VALUES" +.IX Header "RETURN VALUES" +On success, the functions return 1. +On failure, the functions return 0. Check out the error stack to find out +the reason. +.SH "COPYRIGHT" +.IX Header "COPYRIGHT" +Copyright 2013\-2017 The OpenSSL Project Authors. All Rights Reserved. +.PP +Licensed under the OpenSSL license (the \*(L"License\*(R"). You may not use +this file except in compliance with the License. You can obtain a copy +in the file \s-1LICENSE\s0 in the source distribution or at +<https://www.openssl.org/source/license.html>. |