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SSL_SESSION_get_ex_data.3
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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_SESSION_set_ex_data, SSL_SESSION_get_ex_data \&\- get and set application specific data on a session .SH "SYNOPSIS" .IX Header "SYNOPSIS" .Vb 1 \& #include <openssl/ssl.h> \& \& int SSL_SESSION_set_ex_data(SSL_SESSION *ss, int idx, void *data); \& void *SSL_SESSION_get_ex_data(const SSL_SESSION *s, int idx); .Ve .SH "DESCRIPTION" .IX Header "DESCRIPTION" \&\fBSSL_SESSION_set_ex_data()\fR enables an application to store arbitrary application specific data \fBdata\fR in an \s-1SSL_SESSION\s0 structure \fBss\fR. The index \fBidx\fR should be a value previously returned from a call to \fBCRYPTO_get_ex_new_index\fR\|(3). .PP \&\fBSSL_SESSION_get_ex_data()\fR retrieves application specific data previously stored in an \s-1SSL_SESSION\s0 structure \fBs\fR. The \fBidx\fR value should be the same as that used when originally storing the data. .SH "RETURN VALUES" .IX Header "RETURN VALUES" \&\fBSSL_SESSION_set_ex_data()\fR returns 1 for success or 0 for failure. .PP \&\fBSSL_SESSION_get_ex_data()\fR returns the previously stored value or \s-1NULL\s0 on failure. \s-1NULL\s0 may also be a valid value. .SH "SEE ALSO" .IX Header "SEE ALSO" \&\fBssl\fR\|(7), \&\fBCRYPTO_get_ex_new_index\fR\|(3) .SH "COPYRIGHT" .IX Header "COPYRIGHT" Copyright 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>.
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