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Add features support to ccm plugin

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This commit is contained in:
Martin Willi
2011-10-14 10:05:46 +02:00
parent 3cd28acce0
commit cf268dc4f2
1 changed files with 49 additions and 30 deletions
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src/libstrongswan/plugins/ccm/ccm_plugin.c
+49 -30
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@@ -5,11 +5,11 @@
* This program is free software; you can redistribute it and/or modify it * This program is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License as published by the * under the terms of the GNU General Public License as published by the
* Free Software Foundation; either version 2 of the License, or (at your * Free Software Foundation; either version 2 of the License, or (at your
* option) any later version. See <http://www.fsf.org/copyleft/gpl.txt>. * option) any later version. See <http://www.fsf.org/copyleft/gpl.txt>.
* *
* This program is distributed in the hope that it will be useful, but * This program is distributed in the hope that it will be useful, but
* WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY * WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
* or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License * or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
* for more details. * for more details.
*/ */
@@ -38,12 +38,55 @@ METHOD(plugin_t, get_name, char*,
return "ccm"; return "ccm";
} }
METHOD(plugin_t, get_features, int,
private_ccm_plugin_t *this, plugin_feature_t *features[])
{
static plugin_feature_t f[] = {
PLUGIN_REGISTER(AEAD, ccm_aead_create),
PLUGIN_PROVIDE(AEAD, ENCR_AES_CCM_ICV8, 16),
PLUGIN_DEPENDS(CRYPTER, ENCR_AES_CBC, 16),
PLUGIN_PROVIDE(AEAD, ENCR_AES_CCM_ICV8, 24),
PLUGIN_DEPENDS(CRYPTER, ENCR_AES_CBC, 24),
PLUGIN_PROVIDE(AEAD, ENCR_AES_CCM_ICV8, 32),
PLUGIN_DEPENDS(CRYPTER, ENCR_AES_CBC, 32),
PLUGIN_PROVIDE(AEAD, ENCR_AES_CCM_ICV12, 16),
PLUGIN_DEPENDS(CRYPTER, ENCR_AES_CBC, 16),
PLUGIN_PROVIDE(AEAD, ENCR_AES_CCM_ICV12, 24),
PLUGIN_DEPENDS(CRYPTER, ENCR_AES_CBC, 24),
PLUGIN_PROVIDE(AEAD, ENCR_AES_CCM_ICV12, 32),
PLUGIN_DEPENDS(CRYPTER, ENCR_AES_CBC, 32),
PLUGIN_PROVIDE(AEAD, ENCR_AES_CCM_ICV16, 16),
PLUGIN_DEPENDS(CRYPTER, ENCR_AES_CBC, 16),
PLUGIN_PROVIDE(AEAD, ENCR_AES_CCM_ICV16, 24),
PLUGIN_DEPENDS(CRYPTER, ENCR_AES_CBC, 24),
PLUGIN_PROVIDE(AEAD, ENCR_AES_CCM_ICV16, 32),
PLUGIN_DEPENDS(CRYPTER, ENCR_AES_CBC, 32),
PLUGIN_PROVIDE(AEAD, ENCR_CAMELLIA_CCM_ICV8, 16),
PLUGIN_DEPENDS(CRYPTER, ENCR_CAMELLIA_CBC, 16),
PLUGIN_PROVIDE(AEAD, ENCR_CAMELLIA_CCM_ICV8, 24),
PLUGIN_DEPENDS(CRYPTER, ENCR_CAMELLIA_CBC, 24),
PLUGIN_PROVIDE(AEAD, ENCR_CAMELLIA_CCM_ICV8, 32),
PLUGIN_DEPENDS(CRYPTER, ENCR_CAMELLIA_CBC, 32),
PLUGIN_PROVIDE(AEAD, ENCR_CAMELLIA_CCM_ICV12, 16),
PLUGIN_DEPENDS(CRYPTER, ENCR_CAMELLIA_CBC, 16),
PLUGIN_PROVIDE(AEAD, ENCR_CAMELLIA_CCM_ICV12, 24),
PLUGIN_DEPENDS(CRYPTER, ENCR_CAMELLIA_CBC, 24),
PLUGIN_PROVIDE(AEAD, ENCR_CAMELLIA_CCM_ICV12, 32),
PLUGIN_DEPENDS(CRYPTER, ENCR_CAMELLIA_CBC, 32),
PLUGIN_PROVIDE(AEAD, ENCR_CAMELLIA_CCM_ICV16, 16),
PLUGIN_DEPENDS(CRYPTER, ENCR_CAMELLIA_CBC, 16),
PLUGIN_PROVIDE(AEAD, ENCR_CAMELLIA_CCM_ICV16, 24),
PLUGIN_DEPENDS(CRYPTER, ENCR_CAMELLIA_CBC, 24),
PLUGIN_PROVIDE(AEAD, ENCR_CAMELLIA_CCM_ICV16, 32),
PLUGIN_DEPENDS(CRYPTER, ENCR_CAMELLIA_CBC, 32),
};
*features = f;
return countof(f);
}
METHOD(plugin_t, destroy, void, METHOD(plugin_t, destroy, void,
private_ccm_plugin_t *this) private_ccm_plugin_t *this)
{ {
lib->crypto->remove_aead(lib->crypto,
(aead_constructor_t)ccm_aead_create);
free(this); free(this);
} }
@@ -53,40 +96,16 @@ METHOD(plugin_t, destroy, void,
plugin_t *ccm_plugin_create() plugin_t *ccm_plugin_create()
{ {
private_ccm_plugin_t *this; private_ccm_plugin_t *this;
crypter_t *crypter;
INIT(this, INIT(this,
.public = { .public = {
.plugin = { .plugin = {
.get_name = _get_name, .get_name = _get_name,
.reload = (void*)return_false, .get_features = _get_features,
.destroy = _destroy, .destroy = _destroy,
}, },
}, },
); );
crypter = lib->crypto->create_crypter(lib->crypto, ENCR_AES_CBC, 0);
if (crypter)
{
crypter->destroy(crypter);
lib->crypto->add_aead(lib->crypto, ENCR_AES_CCM_ICV8, get_name(this),
(aead_constructor_t)ccm_aead_create);
lib->crypto->add_aead(lib->crypto, ENCR_AES_CCM_ICV12, get_name(this),
(aead_constructor_t)ccm_aead_create);
lib->crypto->add_aead(lib->crypto, ENCR_AES_CCM_ICV16, get_name(this),
(aead_constructor_t)ccm_aead_create);
}
crypter = lib->crypto->create_crypter(lib->crypto, ENCR_CAMELLIA_CBC, 0);
if (crypter)
{
crypter->destroy(crypter);
lib->crypto->add_aead(lib->crypto, ENCR_CAMELLIA_CCM_ICV8, get_name(this),
(aead_constructor_t)ccm_aead_create);
lib->crypto->add_aead(lib->crypto, ENCR_CAMELLIA_CCM_ICV12, get_name(this),
(aead_constructor_t)ccm_aead_create);
lib->crypto->add_aead(lib->crypto, ENCR_CAMELLIA_CCM_ICV16, get_name(this),
(aead_constructor_t)ccm_aead_create);
}
return &this->public.plugin; return &this->public.plugin;
} }