Crypt::SSLeay::Version

Section: User Contributed Perl Documentation (3)
Updated: 2014-04-22
Page Index

NAME

Crypt::SSLeay::Version - Obtain OpenSSL version information

SYNOPSIS

    use Crypt::SSLeay::Version qw(\
        openssl_built_on
        openssl_cflags
        openssl_dir
        openssl_platform
        openssl_version
        openssl_version_number
    );

    my $version = openssl_version();

    if (openssl_cflags() =~ /DOPENSSL_NO_HEARTBEATS/) {
        print "OpenSSL was compiled without heartbeats\n";
    }

SUMMARY

Exposes information provided by SSLeay_version <https://www.openssl.org/docs/crypto/SSLeay_version.html>.

EXPORTS

By default, the module exports nothing. You can ask for each subroutine bloew to be exported to your namespace.

SUBROUTINES

openssl_built_on

The date of the build process in the form ``built on: ...'' if available or ``built on: date not available'' otherwise.

openssl_cflags

The compiler flags set for the compilation process in the form ``compiler: ...'' if available or ``compiler: information not available'' otherwise.

openssl_dir

The "OPENSSLDIR" setting of the library build in the form ``OPENSSLDIR: ...'' if available or ``OPENSSLDIR: N/A'' otherwise.

openssl_platform

The ``Configure'' target of the library build in the form ``platform: ...'' if available or ``platform: information not available'' otherwise.

openssl_version

The version of the OpenSSL library including the release date.

openssl_version_number

The value of the "OPENSSL_VERSION_NUMBER" macro as an unsigned integer. This value is more like a string as version information is packed into specific nibbles see "crypto/opensslv.h" in the OpenSSL source and <https://metacpan.org/pod/OpenSSL::Versions|OpenSSL::Versions> for explanation.

AUTHOR

A. Sinan Unur "<nanis@cpan.org>"

COPYRIGHT

LICENSE

This program is free software; you can redistribute it and/or modify it under the terms of Artistic License 2.0 <http://www.perlfoundation.org/artistic_license_2_0>.