SSLeay_version(3) 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.

HISTORY

SSLEAY_DIR was added in OpenSSL 0.9.7.