1.\"	$OpenBSD: CONF_modules_free.3,v 1.5 2018/03/22 21:08:22 schwarze Exp $
2.\"	OpenSSL a528d4f0 Oct 27 13:40:11 2015 -0400
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51.Dd $Mdocdate: March 22 2018 $
52.Dt CONF_MODULES_FREE 3
53.Os
54.Sh NAME
55.Nm CONF_modules_free ,
56.Nm CONF_modules_finish ,
57.Nm CONF_modules_unload
58.Nd OpenSSL configuration cleanup functions
59.Sh SYNOPSIS
60.In openssl/conf.h
61.Ft void
62.Fo CONF_modules_free
63.Fa void
64.Fc
65.Ft void
66.Fo CONF_modules_finish
67.Fa void
68.Fc
69.Ft void
70.Fo CONF_modules_unload
71.Fa "int all"
72.Fc
73.Sh DESCRIPTION
74.Fn CONF_modules_free
75closes down and frees up all memory allocated by all configuration
76modules.
77Normally applications will only call this function
78at application exit to tidy up any configuration performed.
79.Pp
80.Fn CONF_modules_finish
81calls the configuration
82.Sy finish
83handler of each configuration module to free up any configuration
84that module may have performed.
85.Pp
86.Fn CONF_modules_unload
87finishes and unloads configuration modules.
88If
89.Fa all
90is set to 0, only modules loaded from DSOs will be unloaded.
91If
92.Fa all
93is 1, all modules, including builtin modules, will be unloaded.
94.Sh SEE ALSO
95.Xr CONF_modules_load_file 3 ,
96.Xr OPENSSL_config 3
97.Sh HISTORY
98.Fn CONF_modules_free ,
99.Fn CONF_modules_finish ,
100and
101.Fn CONF_modules_unload
102first appeared in OpenSSL 0.9.7 and have been available since
103.Ox 3.2 .
104