pkcs11: Add features support.
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@ -269,11 +269,16 @@ pkcs11_dh_t *create_generic(diffie_hellman_group_t group, size_t exp_len,
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/*
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* Described in header.
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*/
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pkcs11_dh_t *pkcs11_dh_create(diffie_hellman_group_t group)
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pkcs11_dh_t *pkcs11_dh_create(diffie_hellman_group_t group,
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chunk_t g, chunk_t p)
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{
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diffie_hellman_params_t *params;
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if (group == MODP_CUSTOM)
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{
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return create_generic(group, p.len, g, p);
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}
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params = diffie_hellman_get_params(group);
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if (!params)
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{
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@ -283,15 +288,3 @@ pkcs11_dh_t *pkcs11_dh_create(diffie_hellman_group_t group)
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params->generator, params->prime);
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}
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/*
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* Described in header.
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*/
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pkcs11_dh_t *pkcs11_dh_create_custom(diffie_hellman_group_t group,
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chunk_t g, chunk_t p)
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{
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if (group == MODP_CUSTOM)
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{
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return create_generic(group, p.len, g, p);
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}
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return NULL;
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}
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@ -40,19 +40,11 @@ struct pkcs11_dh_t {
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* Creates a new pkcs11_dh_t object.
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*
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* @param group Diffie Hellman group number to use
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* @param g generator in case group is MODP_CUSTOM
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* @param p prime in case group is MODP_CUSTOM
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* @return pkcs11_dh_t object, NULL if not supported
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*/
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pkcs11_dh_t *pkcs11_dh_create(diffie_hellman_group_t group);
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/**
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* Creates a new pkcs11_dh_t object for MODP_CUSTOM.
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*
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* @param group MODP_CUSTOM
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* @param g generator
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* @param p prime
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* @return pkcs11_dh_t object, NULL if not supported
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*/
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pkcs11_dh_t *pkcs11_dh_create_custom(diffie_hellman_group_t group,
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pkcs11_dh_t *pkcs11_dh_create(diffie_hellman_group_t group,
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chunk_t g, chunk_t p);
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#endif /** PKCS11_DH_H_ @}*/
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@ -112,23 +112,94 @@ METHOD(plugin_t, get_name, char*,
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return "pkcs11";
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}
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/**
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* Add a set of features
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*/
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static inline void add_features(plugin_feature_t *f, plugin_feature_t *n,
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int count, int *pos)
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{
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int i;
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for (i = 0; i < count; i++)
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{
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f[(*pos)++] = n[i];
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}
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}
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METHOD(plugin_t, get_features, int,
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private_pkcs11_plugin_t *this, plugin_feature_t *features[])
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{
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static plugin_feature_t f_hash[] = {
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PLUGIN_REGISTER(HASHER, pkcs11_hasher_create),
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PLUGIN_PROVIDE(HASHER, HASH_MD2),
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PLUGIN_PROVIDE(HASHER, HASH_MD5),
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PLUGIN_PROVIDE(HASHER, HASH_SHA1),
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PLUGIN_PROVIDE(HASHER, HASH_SHA256),
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PLUGIN_PROVIDE(HASHER, HASH_SHA384),
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PLUGIN_PROVIDE(HASHER, HASH_SHA512),
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};
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static plugin_feature_t f_dh[] = {
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PLUGIN_REGISTER(DH, pkcs11_dh_create),
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PLUGIN_PROVIDE(DH, MODP_2048_BIT),
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PLUGIN_PROVIDE(DH, MODP_2048_224),
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PLUGIN_PROVIDE(DH, MODP_2048_256),
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PLUGIN_PROVIDE(DH, MODP_1536_BIT),
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PLUGIN_PROVIDE(DH, MODP_3072_BIT),
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PLUGIN_PROVIDE(DH, MODP_4096_BIT),
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PLUGIN_PROVIDE(DH, MODP_6144_BIT),
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PLUGIN_PROVIDE(DH, MODP_8192_BIT),
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PLUGIN_PROVIDE(DH, MODP_1024_BIT),
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PLUGIN_PROVIDE(DH, MODP_1024_160),
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PLUGIN_PROVIDE(DH, MODP_768_BIT),
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PLUGIN_PROVIDE(DH, MODP_CUSTOM),
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};
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static plugin_feature_t f_rng[] = {
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PLUGIN_REGISTER(RNG, pkcs11_rng_create),
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PLUGIN_PROVIDE(RNG, RNG_STRONG),
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PLUGIN_PROVIDE(RNG, RNG_TRUE),
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};
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static plugin_feature_t f_key[] = {
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PLUGIN_REGISTER(PRIVKEY, pkcs11_private_key_connect, FALSE),
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PLUGIN_PROVIDE(PRIVKEY, KEY_ANY),
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PLUGIN_REGISTER(PUBKEY, pkcs11_public_key_load, TRUE),
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PLUGIN_PROVIDE(PUBKEY, KEY_RSA),
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};
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static plugin_feature_t f[countof(f_hash) + countof(f_dh) + countof(f_rng) +
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countof(f_key)] = {};
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static int count = 0;
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if (!count)
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{ /* initialize only once */
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add_features(f, f_key, countof(f_key), &count);
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if (lib->settings->get_bool(lib->settings,
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"libstrongswan.plugins.pkcs11.use_hasher", FALSE))
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{
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add_features(f, f_hash, countof(f_hash), &count);
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}
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if (lib->settings->get_bool(lib->settings,
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"libstrongswan.plugins.pkcs11.use_rng", FALSE))
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{
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add_features(f, f_rng, countof(f_rng), &count);
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}
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if (lib->settings->get_bool(lib->settings,
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"libstrongswan.plugins.pkcs11.use_dh", FALSE))
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{
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add_features(f, f_dh, countof(f_dh), &count);
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}
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}
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*features = f;
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return count;
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}
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METHOD(plugin_t, destroy, void,
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private_pkcs11_plugin_t *this)
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{
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pkcs11_creds_t *creds;
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lib->creds->remove_builder(lib->creds,
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(builder_function_t)pkcs11_private_key_connect);
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while (this->creds->remove_last(this->creds, (void**)&creds) == SUCCESS)
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{
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lib->credmgr->remove_set(lib->credmgr, &creds->set);
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creds->destroy(creds);
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}
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lib->crypto->remove_hasher(lib->crypto,
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(hasher_constructor_t)pkcs11_hasher_create);
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lib->crypto->remove_rng(lib->crypto, (rng_constructor_t)pkcs11_rng_create);
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lib->crypto->remove_dh(lib->crypto, (dh_constructor_t)pkcs11_dh_create_custom);
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lib->crypto->remove_dh(lib->crypto, (dh_constructor_t)pkcs11_dh_create);
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this->creds->destroy(this->creds);
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lib->set(lib, "pkcs11-manager", NULL);
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this->manager->destroy(this->manager);
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@ -150,7 +221,7 @@ plugin_t *pkcs11_plugin_create()
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.public = {
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.plugin = {
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.get_name = _get_name,
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.reload = (void*)return_false,
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.get_features = _get_features,
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.destroy = _destroy,
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},
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},
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@ -162,56 +233,6 @@ plugin_t *pkcs11_plugin_create()
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lib->set(lib, "pkcs11-manager", this->manager);
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if (lib->settings->get_bool(lib->settings,
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"libstrongswan.plugins.pkcs11.use_hasher", FALSE))
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{
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lib->crypto->add_hasher(lib->crypto, HASH_MD2, get_name(this),
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(hasher_constructor_t)pkcs11_hasher_create);
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lib->crypto->add_hasher(lib->crypto, HASH_MD5, get_name(this),
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(hasher_constructor_t)pkcs11_hasher_create);
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lib->crypto->add_hasher(lib->crypto, HASH_SHA1, get_name(this),
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(hasher_constructor_t)pkcs11_hasher_create);
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lib->crypto->add_hasher(lib->crypto, HASH_SHA256, get_name(this),
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(hasher_constructor_t)pkcs11_hasher_create);
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lib->crypto->add_hasher(lib->crypto, HASH_SHA384, get_name(this),
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(hasher_constructor_t)pkcs11_hasher_create);
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lib->crypto->add_hasher(lib->crypto, HASH_SHA512, get_name(this),
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(hasher_constructor_t)pkcs11_hasher_create);
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}
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if (lib->settings->get_bool(lib->settings,
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"libstrongswan.plugins.pkcs11.use_rng", FALSE))
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{
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lib->crypto->add_rng(lib->crypto, RNG_TRUE, get_name(this),
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(rng_constructor_t)pkcs11_rng_create);
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lib->crypto->add_rng(lib->crypto, RNG_STRONG, get_name(this),
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(rng_constructor_t)pkcs11_rng_create);
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lib->crypto->add_rng(lib->crypto, RNG_WEAK, get_name(this),
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(rng_constructor_t)pkcs11_rng_create);
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}
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lib->creds->add_builder(lib->creds, CRED_PRIVATE_KEY, KEY_ANY, FALSE,
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(builder_function_t)pkcs11_private_key_connect);
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lib->creds->add_builder(lib->creds, CRED_PUBLIC_KEY, KEY_RSA, TRUE,
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(builder_function_t)pkcs11_public_key_load);
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lib->crypto->add_dh(lib->crypto, MODP_3072_BIT, get_name(this),
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(dh_constructor_t)pkcs11_dh_create);
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lib->crypto->add_dh(lib->crypto, MODP_4096_BIT, get_name(this),
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(dh_constructor_t)pkcs11_dh_create);
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lib->crypto->add_dh(lib->crypto, MODP_6144_BIT, get_name(this),
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(dh_constructor_t)pkcs11_dh_create);
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lib->crypto->add_dh(lib->crypto, MODP_8192_BIT, get_name(this),
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(dh_constructor_t)pkcs11_dh_create);
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lib->crypto->add_dh(lib->crypto, MODP_1024_BIT, get_name(this),
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(dh_constructor_t)pkcs11_dh_create);
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lib->crypto->add_dh(lib->crypto, MODP_1024_160, get_name(this),
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(dh_constructor_t)pkcs11_dh_create);
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lib->crypto->add_dh(lib->crypto, MODP_768_BIT, get_name(this),
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(dh_constructor_t)pkcs11_dh_create);
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lib->crypto->add_dh(lib->crypto, MODP_CUSTOM, get_name(this),
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(dh_constructor_t)pkcs11_dh_create_custom);
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enumerator = this->manager->create_token_enumerator(this->manager);
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while (enumerator->enumerate(enumerator, &p11, &slot))
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{
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