OPENSSL_VERSION_NUMBER (3)

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NAME

SSLeay_version - retrieve version/build information about OpenSSL library

SYNOPSIS

 #include <openssl/crypto.h>

 const char *SSLeay_version(int type);

DESCRIPTION

SSLeay_version() returns a pointer to a constant string describing the version of the OpenSSL library or giving information about the library build.

The following type values are supported:

SSLEAY_VERSION

The version of the OpenSSL library including the release date.

SSLEAY_CFLAGS

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

SSLEAY_BUILT_ON

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

SSLEAY_PLATFORM

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

SSLEAY_DIR

The ``

OPENSSLDIR''

setting of the library build in the form ``

OPENSSLDIR: ''..."``

if available or ''

OPENSSLDIR: N/A"

otherwise.

RETURN VALUES

The following return values can occur:

not available

An invalid value for type was given.

Pointer to constant string

Textual description.

SEE ALSO

crypto(3)

HISTORY

was added in OpenSSL 0.9.7.