Files
postgresql/src/include/common/openssl.h
Bruce Momjian 50e6eb731d Update copyright for 2025
Backpatch-through: 13
2025-01-01 11:21:55 -05:00

44 lines
1.3 KiB
C

/*-------------------------------------------------------------------------
*
* openssl.h
* OpenSSL supporting functionality shared between frontend and backend
*
* Portions Copyright (c) 1996-2025, PostgreSQL Global Development Group
* Portions Copyright (c) 1994, Regents of the University of California
*
* IDENTIFICATION
* src/include/common/openssl.h
*
*-------------------------------------------------------------------------
*/
#ifndef COMMON_OPENSSL_H
#define COMMON_OPENSSL_H
#ifdef USE_OPENSSL
#include <openssl/ssl.h>
/*
* LibreSSL doesn't provide any very nice way to identify the max protocol
* versions the library supports, analogous to TLS_MAX_VERSION in OpenSSL, so
* we define our own. Note in particular that this doesn't account for
* restrictions that might be specified in the installation's openssl.cnf.
*
* We disable SSLv3 and older in library setup, so TLSv1 is the oldest
* protocol version of interest.
*/
#define MIN_OPENSSL_TLS_VERSION "TLSv1"
#if defined(TLS1_3_VERSION)
#define MAX_OPENSSL_TLS_VERSION "TLSv1.3"
#elif defined(TLS1_2_VERSION)
#define MAX_OPENSSL_TLS_VERSION "TLSv1.2"
#elif defined(TLS1_1_VERSION)
#define MAX_OPENSSL_TLS_VERSION "TLSv1.1"
#else
#define MAX_OPENSSL_TLS_VERSION "TLSv1"
#endif
#endif /* USE_OPENSSL */
#endif /* COMMON_OPENSSL_H */