210 lines
6.9 KiB
Groff
210 lines
6.9 KiB
Groff
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.\" ========================================================================
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.\"
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.IX Title "SSL_CTX_sess_number 3"
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.TH SSL_CTX_sess_number 3 "2016-05-03" "1.0.2h" "OpenSSL"
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.\" For nroff, turn off justification. Always turn off hyphenation; it makes
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.\" way too many mistakes in technical documents.
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.if n .ad l
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.nh
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.SH "NAME"
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SSL_CTX_sess_number, SSL_CTX_sess_connect, SSL_CTX_sess_connect_good, SSL_CTX_sess_connect_renegotiate, SSL_CTX_sess_accept, SSL_CTX_sess_accept_good, SSL_CTX_sess_accept_renegotiate, SSL_CTX_sess_hits, SSL_CTX_sess_cb_hits, SSL_CTX_sess_misses, SSL_CTX_sess_timeouts, SSL_CTX_sess_cache_full \- obtain session cache statistics
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.SH "SYNOPSIS"
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.IX Header "SYNOPSIS"
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.Vb 1
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\& #include <openssl/ssl.h>
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\&
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\& long SSL_CTX_sess_number(SSL_CTX *ctx);
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\& long SSL_CTX_sess_connect(SSL_CTX *ctx);
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\& long SSL_CTX_sess_connect_good(SSL_CTX *ctx);
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\& long SSL_CTX_sess_connect_renegotiate(SSL_CTX *ctx);
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\& long SSL_CTX_sess_accept(SSL_CTX *ctx);
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\& long SSL_CTX_sess_accept_good(SSL_CTX *ctx);
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\& long SSL_CTX_sess_accept_renegotiate(SSL_CTX *ctx);
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\& long SSL_CTX_sess_hits(SSL_CTX *ctx);
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\& long SSL_CTX_sess_cb_hits(SSL_CTX *ctx);
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\& long SSL_CTX_sess_misses(SSL_CTX *ctx);
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\& long SSL_CTX_sess_timeouts(SSL_CTX *ctx);
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\& long SSL_CTX_sess_cache_full(SSL_CTX *ctx);
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.Ve
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.SH "DESCRIPTION"
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.IX Header "DESCRIPTION"
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\&\fISSL_CTX_sess_number()\fR returns the current number of sessions in the internal
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session cache.
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.PP
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\&\fISSL_CTX_sess_connect()\fR returns the number of started \s-1SSL/TLS\s0 handshakes in
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client mode.
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.PP
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\&\fISSL_CTX_sess_connect_good()\fR returns the number of successfully established
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\&\s-1SSL/TLS\s0 sessions in client mode.
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.PP
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\&\fISSL_CTX_sess_connect_renegotiate()\fR returns the number of start renegotiations
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in client mode.
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.PP
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\&\fISSL_CTX_sess_accept()\fR returns the number of started \s-1SSL/TLS\s0 handshakes in
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server mode.
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.PP
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\&\fISSL_CTX_sess_accept_good()\fR returns the number of successfully established
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\&\s-1SSL/TLS\s0 sessions in server mode.
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.PP
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\&\fISSL_CTX_sess_accept_renegotiate()\fR returns the number of start renegotiations
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in server mode.
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.PP
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\&\fISSL_CTX_sess_hits()\fR returns the number of successfully reused sessions.
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In client mode a session set with \fISSL_set_session\fR\|(3)
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successfully reused is counted as a hit. In server mode a session successfully
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retrieved from internal or external cache is counted as a hit.
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.PP
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\&\fISSL_CTX_sess_cb_hits()\fR returns the number of successfully retrieved sessions
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from the external session cache in server mode.
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.PP
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\&\fISSL_CTX_sess_misses()\fR returns the number of sessions proposed by clients
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that were not found in the internal session cache in server mode.
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.PP
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\&\fISSL_CTX_sess_timeouts()\fR returns the number of sessions proposed by clients
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and either found in the internal or external session cache in server mode,
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but that were invalid due to timeout. These sessions are not included in
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the \fISSL_CTX_sess_hits()\fR count.
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.PP
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\&\fISSL_CTX_sess_cache_full()\fR returns the number of sessions that were removed
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because the maximum session cache size was exceeded.
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.SH "RETURN VALUES"
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.IX Header "RETURN VALUES"
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The functions return the values indicated in the \s-1DESCRIPTION\s0 section.
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.SH "SEE ALSO"
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.IX Header "SEE ALSO"
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\&\fIssl\fR\|(3), \fISSL_set_session\fR\|(3),
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\&\fISSL_CTX_set_session_cache_mode\fR\|(3)
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\&\fISSL_CTX_sess_set_cache_size\fR\|(3)
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