1 from waflib import Options
5 return tuple(map(int, (v.split("."))))
7 gnutls_min_required_version = "3.4.7"
9 gnutls_required_version = gnutls_min_required_version
11 conf.CHECK_CFG(package='gnutls',
12 args=('"gnutls >= %s" --cflags --libs' % gnutls_required_version),
13 msg='Checking for GnuTLS >= %s' % gnutls_required_version,
16 gnutls_version = conf.cmd_and_log(conf.env.PKGCONFIG + ['--modversion', 'gnutls']).strip()
18 # Define gnutls as a system library
19 conf.SET_TARGET_TYPE('gnutls', 'SYSLIB')
21 # Check for gnutls_pkcs7_get_embedded_data_oid (>= 3.5.5) required by libmscat
22 conf.CHECK_FUNCS_IN('gnutls_pkcs7_get_embedded_data_oid', 'gnutls')
24 # Check for gnutls_set_default_priority_append (>= 3.6.3)
25 conf.CHECK_FUNCS_IN('gnutls_set_default_priority_append', 'gnutls')
27 # Check for gnutls_aead_cipher_encryptv2
29 # This is available since version 3.6.10, but 3.6.10 has a bug which got fixed
32 # https://gitlab.com/gnutls/gnutls/-/merge_requests/1085
34 # 3.6.10 - 3.6.14 have a severe memory leak with AES-CCM
35 # https://gitlab.com/gnutls/gnutls/-/merge_requests/1278
36 if (parse_version(gnutls_version) > parse_version('3.6.14')):
37 conf.CHECK_FUNCS_IN('gnutls_aead_cipher_encryptv2', 'gnutls')
39 # Check if gnutls has fips mode support
40 # gnutls_fips140_mode_enabled() is available since 3.3.0
42 #include <gnutls/gnutls.h>
49 ok = gnutls_fips140_mode_enabled();
55 os.environ['GNUTLS_FORCE_FIPS_MODE'] = '1'
56 conf.CHECK_CODE(fragment,
57 'HAVE_GNUTLS_FIPS_MODE_SUPPORTED',
62 msg='Checking for gnutls fips mode support')
63 del os.environ['GNUTLS_FORCE_FIPS_MODE']
65 if conf.CHECK_VALUEOF('GNUTLS_CIPHER_AES_128_CFB8', headers='gnutls/gnutls.h'):
66 conf.DEFINE('HAVE_GNUTLS_AES_CFB8', 1)
68 Logs.warn('No gnutls support for AES CFB8')
70 if conf.CHECK_VALUEOF('GNUTLS_MAC_AES_CMAC_128', headers='gnutls/gnutls.h'):
71 conf.DEFINE('HAVE_GNUTLS_AES_CMAC', 1)
73 Logs.warn('No gnutls support for AES CMAC')