SSLeay_version¶

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¶

SSLEAY_DIR was added in OpenSSL 0.9.7.