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1.1 misho 1: /* 2: * Copyright (C) 2012 Martin Willi 3: * Copyright (C) 2012 revosec AG 4: * 5: * This program is free software; you can redistribute it and/or modify it 6: * under the terms of the GNU General Public License as published by the 7: * Free Software Foundation; either version 2 of the License, or (at your 8: * option) any later version. See <http://www.fsf.org/copyleft/gpl.txt>. 9: * 10: * This program is distributed in the hope that it will be useful, but 11: * WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY 12: * or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License 13: * for more details. 14: */ 15: 16: #include "unity_plugin.h" 17: #include "unity_handler.h" 18: #include "unity_narrow.h" 19: #include "unity_provider.h" 20: 21: #include <daemon.h> 22: 23: typedef struct private_unity_plugin_t private_unity_plugin_t; 24: 25: /** 26: * private data of unity_plugin 27: */ 28: struct private_unity_plugin_t { 29: 30: /** 31: * public functions 32: */ 33: unity_plugin_t public; 34: 35: /** 36: * Handler for UNITY configuration attributes 37: */ 38: unity_handler_t *handler; 39: 40: /** 41: * Responder Unity configuration attribute provider 42: */ 43: unity_provider_t *provider; 44: 45: /** 46: * Traffic selector narrower, for Unity Split-Includes 47: */ 48: unity_narrow_t *narrower; 49: }; 50: 51: METHOD(plugin_t, get_name, char*, 52: private_unity_plugin_t *this) 53: { 54: return "unity"; 55: } 56: 57: /** 58: * Register listener 59: */ 60: static bool plugin_cb(private_unity_plugin_t *this, 61: plugin_feature_t *feature, bool reg, void *cb_data) 62: { 63: if (reg) 64: { 65: charon->attributes->add_handler(charon->attributes, 66: &this->handler->handler); 67: charon->attributes->add_provider(charon->attributes, 68: &this->provider->provider); 69: charon->bus->add_listener(charon->bus, &this->narrower->listener); 70: } 71: else 72: { 73: charon->bus->remove_listener(charon->bus, &this->narrower->listener); 74: charon->attributes->remove_handler(charon->attributes, 75: &this->handler->handler); 76: charon->attributes->remove_provider(charon->attributes, 77: &this->provider->provider); 78: 79: } 80: return TRUE; 81: } 82: 83: METHOD(plugin_t, get_features, int, 84: private_unity_plugin_t *this, plugin_feature_t *features[]) 85: { 86: static plugin_feature_t f[] = { 87: PLUGIN_CALLBACK((plugin_feature_callback_t)plugin_cb, NULL), 88: PLUGIN_PROVIDE(CUSTOM, "unity"), 89: }; 90: *features = f; 91: return countof(f); 92: } 93: 94: METHOD(plugin_t, destroy, void, 95: private_unity_plugin_t *this) 96: { 97: this->narrower->destroy(this->narrower); 98: this->handler->destroy(this->handler); 99: this->provider->destroy(this->provider); 100: free(this); 101: } 102: 103: /* 104: * see header file 105: */ 106: plugin_t *unity_plugin_create() 107: { 108: private_unity_plugin_t *this; 109: 110: INIT(this, 111: .public = { 112: .plugin = { 113: .get_name = _get_name, 114: .get_features = _get_features, 115: .destroy = _destroy, 116: }, 117: }, 118: .handler = unity_handler_create(), 119: .provider = unity_provider_create(), 120: ); 121: this->narrower = unity_narrow_create(this->handler); 122: 123: return &this->public.plugin; 124: }