mirror of
https://git.rwth-aachen.de/acs/public/villas/node/
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94 lines
No EOL
2.4 KiB
C
94 lines
No EOL
2.4 KiB
C
/** Loadable / plugin support.
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*
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* @file
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* @author Steffen Vogel <stvogel@eonerc.rwth-aachen.de>
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* @copyright 2017, Institute for Automation of Complex Power Systems, EONERC
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* @license GNU General Public License (version 3)
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*
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* VILLASnode
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*
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* This program is free software: you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program. If not, see <http://www.gnu.org/licenses/>.
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*********************************************************************************/
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#pragma once
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#include "hook.h"
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#include "api.h"
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#include "common.h"
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#include "utils.h"
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#include "fpga/ip.h"
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#include "nodes/cbuilder.h"
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#define REGISTER_PLUGIN(p) \
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__attribute__((constructor)) static void UNIQUE(__ctor)() { \
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list_push(&plugins, p); \
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} \
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__attribute__((destructor)) static void UNIQUE(__dtor)() { \
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list_remove(&plugins, p); \
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}
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extern struct list plugins;
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enum plugin_type {
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PLUGIN_TYPE_HOOK,
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PLUGIN_TYPE_NODE,
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PLUGIN_TYPE_API,
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PLUGIN_TYPE_FPGA_IP,
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PLUGIN_TYPE_MODEL_CBUILDER
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};
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struct plugin {
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char *name;
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char *description;
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void *handle;
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char *path;
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enum plugin_type type;
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enum state state;
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int (*load)(struct plugin *p);
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int (*unload)(struct plugin *p);
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union {
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struct api_action api;
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struct node_type node;
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struct fpga_ip_type ip;
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struct hook_type hook;
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struct cbuilder_model cb;
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};
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};
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/** Return a pointer to the plugin structure */
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#define plugin(vt) ((struct plugin *) ((char *) (vt) - offsetof(struct plugin, api)))
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#define plugin_name(vt) plugin(vt)->name
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#define plugin_description(vt) plugin(vt)->description
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int plugin_init(struct plugin *p);
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int plugin_destroy(struct plugin *p);
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int plugin_parse(struct plugin *p, config_setting_t *cfg);
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int plugin_load(struct plugin *p);
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int plugin_unload(struct plugin *p);
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void plugin_dump(enum plugin_type type);
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/** Find registered and loaded plugin with given name and type. */
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struct plugin * plugin_lookup(enum plugin_type type, const char *name); |