Add features support to gcm plugin

This commit is contained in:
Martin Willi 2011-09-21 11:18:27 +02:00
parent cf268dc4f2
commit 5cb10a22a3
1 changed files with 29 additions and 17 deletions

View File

@ -38,12 +38,37 @@ METHOD(plugin_t, get_name, char*,
return "gcm";
}
METHOD(plugin_t, get_features, int,
private_gcm_plugin_t *this, plugin_feature_t *features[])
{
static plugin_feature_t f[] = {
PLUGIN_REGISTER(AEAD, gcm_aead_create),
PLUGIN_PROVIDE(AEAD, ENCR_AES_GCM_ICV8, 16),
PLUGIN_DEPENDS(CRYPTER, ENCR_AES_CBC, 16),
PLUGIN_PROVIDE(AEAD, ENCR_AES_GCM_ICV8, 24),
PLUGIN_DEPENDS(CRYPTER, ENCR_AES_CBC, 24),
PLUGIN_PROVIDE(AEAD, ENCR_AES_GCM_ICV8, 32),
PLUGIN_DEPENDS(CRYPTER, ENCR_AES_CBC, 32),
PLUGIN_PROVIDE(AEAD, ENCR_AES_GCM_ICV12, 16),
PLUGIN_DEPENDS(CRYPTER, ENCR_AES_CBC, 16),
PLUGIN_PROVIDE(AEAD, ENCR_AES_GCM_ICV12, 24),
PLUGIN_DEPENDS(CRYPTER, ENCR_AES_CBC, 24),
PLUGIN_PROVIDE(AEAD, ENCR_AES_GCM_ICV12, 32),
PLUGIN_DEPENDS(CRYPTER, ENCR_AES_CBC, 32),
PLUGIN_PROVIDE(AEAD, ENCR_AES_GCM_ICV16, 16),
PLUGIN_DEPENDS(CRYPTER, ENCR_AES_CBC, 16),
PLUGIN_PROVIDE(AEAD, ENCR_AES_GCM_ICV16, 24),
PLUGIN_DEPENDS(CRYPTER, ENCR_AES_CBC, 24),
PLUGIN_PROVIDE(AEAD, ENCR_AES_GCM_ICV16, 32),
PLUGIN_DEPENDS(CRYPTER, ENCR_AES_CBC, 32),
};
*features = f;
return countof(f);
}
METHOD(plugin_t, destroy, void,
private_gcm_plugin_t *this)
{
lib->crypto->remove_aead(lib->crypto,
(aead_constructor_t)gcm_aead_create);
free(this);
}
@ -53,29 +78,16 @@ METHOD(plugin_t, destroy, void,
plugin_t *gcm_plugin_create()
{
private_gcm_plugin_t *this;
crypter_t *crypter;
INIT(this,
.public = {
.plugin = {
.get_name = _get_name,
.reload = (void*)return_false,
.get_features = _get_features,
.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_GCM_ICV8, get_name(this),
(aead_constructor_t)gcm_aead_create);
lib->crypto->add_aead(lib->crypto, ENCR_AES_GCM_ICV12, get_name(this),
(aead_constructor_t)gcm_aead_create);
lib->crypto->add_aead(lib->crypto, ENCR_AES_GCM_ICV16, get_name(this),
(aead_constructor_t)gcm_aead_create);
}
return &this->public.plugin;
}