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.