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wolfssl: Disable ECC curves based on minimum ECC key size 

wolfSSL 4.6.0 provides a new option to configure the minimum ECC key
size (--with-eccminsz), which currently defaults to 224 bits.
This commit is contained in:
Tobias Brunner 2021-01-04 15:24:54 +01:00
parent 6e2e359f38
commit ea7945a4f5
1 changed files with 18 additions and 9 deletions
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27
src/libstrongswan/plugins/wolfssl/wolfssl_plugin.c
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@ -194,32 +194,41 @@ METHOD(plugin_t, get_features, int,
#ifdef HAVE_ECC_DHE
/* EC DH groups */
PLUGIN_REGISTER(DH, wolfssl_ec_diffie_hellman_create),
#if !defined(NO_ECC256) || defined(HAVE_ALL_CURVES)
#if (!defined(NO_ECC256) || defined(HAVE_ALL_CURVES)) && \
(!defined(ECC_MIN_KEY_SZ) || ECC_MIN_KEY_SZ <= 256)
PLUGIN_PROVIDE(DH, ECP_256_BIT),
#endif
#if defined(HAVE_ECC384) || defined(HAVE_ALL_CURVES)
#if (defined(HAVE_ECC384) || defined(HAVE_ALL_CURVES)) && \
(!defined(ECC_MIN_KEY_SZ) || ECC_MIN_KEY_SZ <= 384)
PLUGIN_PROVIDE(DH, ECP_384_BIT),
#endif
#if defined(HAVE_ECC521) || defined(HAVE_ALL_CURVES)
#if (defined(HAVE_ECC521) || defined(HAVE_ALL_CURVES)) && \
(!defined(ECC_MIN_KEY_SZ) || ECC_MIN_KEY_SZ <= 521)
PLUGIN_PROVIDE(DH, ECP_521_BIT),
#endif
#if defined(HAVE_ECC224) || defined(HAVE_ALL_CURVES)
#if (defined(HAVE_ECC224) || defined(HAVE_ALL_CURVES)) && \
(!defined(ECC_MIN_KEY_SZ) || ECC_MIN_KEY_SZ <= 224)
PLUGIN_PROVIDE(DH, ECP_224_BIT),
#endif
#if defined(HAVE_ECC192) || defined(HAVE_ALL_CURVES)
#if (defined(HAVE_ECC192) || defined(HAVE_ALL_CURVES)) && \
(!defined(ECC_MIN_KEY_SZ) || ECC_MIN_KEY_SZ <= 192)
PLUGIN_PROVIDE(DH, ECP_192_BIT),
#endif
#ifdef HAVE_ECC_BRAINPOOL
#if !defined(NO_ECC256) || defined(HAVE_ALL_CURVES)
#if (!defined(NO_ECC256) || defined(HAVE_ALL_CURVES)) && \
(!defined(ECC_MIN_KEY_SZ) || ECC_MIN_KEY_SZ <= 256)
PLUGIN_PROVIDE(DH, ECP_256_BP),
#endif
#if defined(HAVE_ECC384) || defined(HAVE_ALL_CURVES)
#if (defined(HAVE_ECC384) || defined(HAVE_ALL_CURVES)) && \
(!defined(ECC_MIN_KEY_SZ) || ECC_MIN_KEY_SZ <= 384)
PLUGIN_PROVIDE(DH, ECP_384_BP),
#endif
#if defined(HAVE_ECC512) || defined(HAVE_ALL_CURVES)
#if (defined(HAVE_ECC512) || defined(HAVE_ALL_CURVES)) && \
(!defined(ECC_MIN_KEY_SZ) || ECC_MIN_KEY_SZ <= 512)
PLUGIN_PROVIDE(DH, ECP_512_BP),
#endif
#if defined(HAVE_ECC224) || defined(HAVE_ALL_CURVES)
#if (defined(HAVE_ECC224) || defined(HAVE_ALL_CURVES)) && \
(!defined(ECC_MIN_KEY_SZ) || ECC_MIN_KEY_SZ <= 224)
PLUGIN_PROVIDE(DH, ECP_224_BP),
#endif
#endif