4 return tuple(map(int, (v.split("."))))
6 gnutls_min_required_version = "3.6.13"
8 conf.CHECK_FUNCS('getrandom', headers='sys/random.h')
9 if not conf.CONFIG_SET('HAVE_GETRANDOM'):
10 gnutls_min_required_version = "3.7.2"
12 gnutls_required_version = gnutls_min_required_version
14 conf.CHECK_CFG(package='gnutls',
15 args=('"gnutls >= %s" --cflags --libs' % gnutls_required_version),
16 msg='Checking for GnuTLS >= %s' % gnutls_required_version,
19 gnutls_version_str = conf.cmd_and_log(conf.env.PKGCONFIG + ['--modversion', 'gnutls']).strip()
20 gnutls_version = parse_version(gnutls_version_str)
22 # Define gnutls as a system library
23 conf.SET_TARGET_TYPE('gnutls', 'SYSLIB')
25 # Check for gnutls_aead_cipher_encryptv2
27 # This is available since version 3.6.10, but 3.6.10 has a bug which got fixed
30 # https://gitlab.com/gnutls/gnutls/-/merge_requests/1085
32 # 3.6.10 - 3.6.14 have a severe memory leak with AES-CCM
33 # https://gitlab.com/gnutls/gnutls/-/merge_requests/1278
34 if (gnutls_version > parse_version('3.6.14')):
35 conf.DEFINE('ALLOW_GNUTLS_AEAD_CIPHER_ENCRYPTV2_AES_CCM', 1)
37 # Check if gnutls has fips mode support
38 # gnutls_fips140_mode_enabled() is available since 3.3.0
40 #include <gnutls/gnutls.h>
47 ok = gnutls_fips140_mode_enabled();
53 os.environ['GNUTLS_FORCE_FIPS_MODE'] = '1'
54 conf.CHECK_CODE(fragment,
55 'HAVE_GNUTLS_FIPS_MODE_SUPPORTED',
60 msg='Checking for gnutls fips mode support')
61 del os.environ['GNUTLS_FORCE_FIPS_MODE']