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Add features support to gcm plugin

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This commit is contained in:
Martin Willi
2011-10-14 10:05:46 +02:00
parent cf268dc4f2
commit 5cb10a22a3
1 changed files with 29 additions and 17 deletions
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src/libstrongswan/plugins/gcm/gcm_plugin.c
+29 -17
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@@ -38,12 +38,37 @@ METHOD(plugin_t, get_name, char*,
return "gcm"; 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, METHOD(plugin_t, destroy, void,
private_gcm_plugin_t *this) private_gcm_plugin_t *this)
{ {
lib->crypto->remove_aead(lib->crypto,
(aead_constructor_t)gcm_aead_create);
free(this); free(this);
} }
@@ -53,29 +78,16 @@ METHOD(plugin_t, destroy, void,
plugin_t *gcm_plugin_create() plugin_t *gcm_plugin_create()
{ {
private_gcm_plugin_t *this; private_gcm_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_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; return &this->public.plugin;
} }