OPENSSL_VERSION_NUMBER.3ssl man page

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

SSLEAY_DIR was added in OpenSSL 0.9.7.

Info

2016-09-26 1.0.2j OpenSSL