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
HISTORY
SSLEAY_DIR was added in OpenSSL 0.9.7.