include/babeltrace/plugin/plugin-internal.h

   1 #ifndef BABELTRACE_PLUGIN_PLUGIN_INTERNAL_H
   2 #define BABELTRACE_PLUGIN_PLUGIN_INTERNAL_H
   3
   4 /*
   5  * BabelTrace - Plug-in Internal
   6  *
   7  * Copyright 2015 Jérémie Galarneau <jeremie.galarneau@efficios.com>
   8  *
   9  * Author: Jérémie Galarneau <jeremie.galarneau@efficios.com>
  10  *
  11  * Permission is hereby granted, free of charge, to any person obtaining a copy
  12  * of this software and associated documentation files (the "Software"), to deal
  13  * in the Software without restriction, including without limitation the rights
  14  * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
  15  * copies of the Software, and to permit persons to whom the Software is
  16  * furnished to do so, subject to the following conditions:
  17  *
  18  * The above copyright notice and this permission notice shall be included in
  19  * all copies or substantial portions of the Software.
  20  *
  21  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
  22  * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
  23  * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
  24  * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
  25  * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
  26  * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
  27  * SOFTWARE.
  28  */
  29
  30 #include <babeltrace/babeltrace-internal.h>
  31 #include <babeltrace/plugin/plugin-dev.h>
  32 #include <babeltrace/object-internal.h>
  33 #include <stdbool.h>
  34 #include <gmodule.h>
  35
  36 struct bt_plugin_shared_lib_handle {
  37         struct bt_object base;
  38         GString *path;
  39         GModule *module;
  40
  41         /* True if initialization function was called */
  42         bool init_called;
  43         bt_plugin_exit_func exit;
  44 };
  45
  46 struct bt_plugin {
  47         struct bt_object base;
  48         bool frozen;
  49
  50         /* Owned by this */
  51         struct bt_plugin_shared_lib_handle *shared_lib_handle;
  52
  53         /* Array of pointers to bt_component_class (owned by this) */
  54         GPtrArray *comp_classes;
  55
  56         /* Pointers to plugin's memory: do NOT free */
  57         const struct __bt_plugin_descriptor *descriptor;
  58         const char *name;
  59         const char *author;
  60         const char *license;
  61         const char *description;
  62         bt_plugin_init_func init;
  63         const struct __bt_plugin_descriptor_version *version;
  64 };
  65
  66 #endif /* BABELTRACE_PLUGIN_PLUGIN_INTERNAL_H */