include/babeltrace/plugin/plugin-dev.h

   1 #ifndef BABELTRACE_PLUGIN_PLUGIN_DEV_H
   2 #define BABELTRACE_PLUGIN_PLUGIN_DEV_H
   3
   4 /*
   5  * This is the header that you need to include for the development of
   6  * a Babeltrace plug-in.
   7  *
   8  * Copyright 2015 Jérémie Galarneau <jeremie.galarneau@efficios.com>
   9  * Copyright 2017-2018 Philippe Proulx <pproulx@efficios.com>
  10  *
  11  * Author: Jérémie Galarneau <jeremie.galarneau@efficios.com>
  12  *
  13  * Permission is hereby granted, free of charge, to any person obtaining a copy
  14  * of this software and associated documentation files (the "Software"), to deal
  15  * in the Software without restriction, including without limitation the rights
  16  * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
  17  * copies of the Software, and to permit persons to whom the Software is
  18  * furnished to do so, subject to the following conditions:
  19  *
  20  * The above copyright notice and this permission notice shall be included in
  21  * all copies or substantial portions of the Software.
  22  *
  23  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
  24  * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
  25  * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
  26  * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
  27  * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
  28  * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
  29  * SOFTWARE.
  30  */
  31
  32 #include <stdint.h>
  33
  34 /* For enum bt_plugin_status */
  35 #include <babeltrace/plugin/plugin.h>
  36
  37 /* For private component class method type definitions */
  38 #include <babeltrace/graph/private-component-class-source.h>
  39 #include <babeltrace/graph/private-component-class-filter.h>
  40 #include <babeltrace/graph/private-component-class-sink.h>
  41
  42 /*
  43  * _BT_HIDDEN: set the hidden attribute for internal functions
  44  * On Windows, symbols are local unless explicitly exported,
  45  * see https://gcc.gnu.org/wiki/Visibility
  46  */
  47 #if defined(_WIN32) || defined(__CYGWIN__)
  48 #define _BT_HIDDEN
  49 #else
  50 #define _BT_HIDDEN __attribute__((visibility("hidden")))
  51 #endif
  52
  53 #ifdef __cplusplus
  54 extern "C" {
  55 #endif
  56
  57 /*
  58  * Plugin interface's version, not synced with Babeltrace's version
  59  * (internal use).
  60  */
  61 #define __BT_PLUGIN_VERSION_MAJOR       1
  62 #define __BT_PLUGIN_VERSION_MINOR       0
  63
  64 /* Plugin initialization function type */
  65 typedef enum bt_plugin_status (*bt_plugin_init_func)(
  66                 struct bt_plugin *plugin);
  67
  68 /* Plugin exit function type */
  69 typedef enum bt_plugin_status (*bt_plugin_exit_func)(void);
  70
  71 /* Plugin descriptor: describes a single plugin (internal use) */
  72 struct __bt_plugin_descriptor {
  73         /* Plugin's interface major version number */
  74         uint32_t major;
  75
  76         /* Plugin's interface minor version number */
  77         uint32_t minor;
  78
  79         /* Plugin's name */
  80         const char *name;
  81 } __attribute__((packed));
  82
  83 /* Type of a plugin attribute (internal use) */
  84 enum __bt_plugin_descriptor_attribute_type {
  85         BT_PLUGIN_DESCRIPTOR_ATTRIBUTE_TYPE_INIT                = 0,
  86         BT_PLUGIN_DESCRIPTOR_ATTRIBUTE_TYPE_EXIT                = 1,
  87         BT_PLUGIN_DESCRIPTOR_ATTRIBUTE_TYPE_AUTHOR              = 2,
  88         BT_PLUGIN_DESCRIPTOR_ATTRIBUTE_TYPE_LICENSE             = 3,
  89         BT_PLUGIN_DESCRIPTOR_ATTRIBUTE_TYPE_DESCRIPTION         = 4,
  90         BT_PLUGIN_DESCRIPTOR_ATTRIBUTE_TYPE_VERSION             = 5,
  91 };
  92
  93 /* Plugin (user) version */
  94 struct __bt_plugin_descriptor_version {
  95         uint32_t major;
  96         uint32_t minor;
  97         uint32_t patch;
  98         const char *extra;
  99 };
 100
 101 /* Plugin attribute (internal use) */
 102 struct __bt_plugin_descriptor_attribute {
 103         /* Plugin descriptor to which to associate this attribute */
 104         const struct __bt_plugin_descriptor *plugin_descriptor;
 105
 106         /* Name of the attribute's type for debug purposes */
 107         const char *type_name;
 108
 109         /* Attribute's type */
 110         enum __bt_plugin_descriptor_attribute_type type;
 111
 112         /* Attribute's value (depends on attribute's type) */
 113         union {
 114                 /* BT_PLUGIN_DESCRIPTOR_ATTRIBUTE_TYPE_INIT */
 115                 bt_plugin_init_func init;
 116
 117                 /* BT_PLUGIN_DESCRIPTOR_ATTRIBUTE_TYPE_EXIT */
 118                 bt_plugin_exit_func exit;
 119
 120                 /* BT_PLUGIN_DESCRIPTOR_ATTRIBUTE_TYPE_AUTHOR */
 121                 const char *author;
 122
 123                 /* BT_PLUGIN_DESCRIPTOR_ATTRIBUTE_TYPE_LICENSE */
 124                 const char *license;
 125
 126                 /* BT_PLUGIN_DESCRIPTOR_ATTRIBUTE_TYPE_DESCRIPTION */
 127                 const char *description;
 128
 129                 /* BT_PLUGIN_DESCRIPTOR_ATTRIBUTE_TYPE_VERSION */
 130                 struct __bt_plugin_descriptor_version version;
 131         } value;
 132 } __attribute__((packed));
 133
 134 /* Component class descriptor (internal use) */
 135 struct __bt_plugin_component_class_descriptor {
 136         /*
 137          * Plugin descriptor to which to associate this component
 138          * class descriptor.
 139          */
 140         const struct __bt_plugin_descriptor *plugin_descriptor;
 141
 142         /* Component class name */
 143         const char *name;
 144
 145         /* Component class type */
 146         enum bt_component_class_type type;
 147
 148         /* Mandatory methods (depends on component class type) */
 149         union {
 150                 /* BT_COMPONENT_CLASS_TYPE_SOURCE */
 151                 struct {
 152                         bt_private_component_class_source_notification_iterator_next_method notif_iter_next;
 153                 } source;
 154
 155                 /* BT_COMPONENT_CLASS_TYPE_FILTER */
 156                 struct {
 157                         bt_private_component_class_filter_notification_iterator_next_method notif_iter_next;
 158                 } filter;
 159
 160                 /* BT_COMPONENT_CLASS_TYPE_SINK */
 161                 struct {
 162                         bt_private_component_class_sink_consume_method consume;
 163                 } sink;
 164         } methods;
 165 } __attribute__((packed));
 166
 167 /* Type of a component class attribute (internal use) */
 168 enum __bt_plugin_component_class_descriptor_attribute_type {
 169         BT_PLUGIN_COMPONENT_CLASS_DESCRIPTOR_ATTRIBUTE_TYPE_DESCRIPTION                                 = 0,
 170         BT_PLUGIN_COMPONENT_CLASS_DESCRIPTOR_ATTRIBUTE_TYPE_HELP                                        = 1,
 171         BT_PLUGIN_COMPONENT_CLASS_DESCRIPTOR_ATTRIBUTE_TYPE_INIT_METHOD                                 = 2,
 172         BT_PLUGIN_COMPONENT_CLASS_DESCRIPTOR_ATTRIBUTE_TYPE_FINALIZE_METHOD                             = 3,
 173         BT_PLUGIN_COMPONENT_CLASS_DESCRIPTOR_ATTRIBUTE_TYPE_QUERY_METHOD                                = 4,
 174         BT_PLUGIN_COMPONENT_CLASS_DESCRIPTOR_ATTRIBUTE_TYPE_ACCEPT_INPUT_PORT_CONNECTION_METHOD         = 5,
 175         BT_PLUGIN_COMPONENT_CLASS_DESCRIPTOR_ATTRIBUTE_TYPE_ACCEPT_OUTPUT_PORT_CONNECTION_METHOD        = 6,
 176         BT_PLUGIN_COMPONENT_CLASS_DESCRIPTOR_ATTRIBUTE_TYPE_INPUT_PORT_CONNECTED_METHOD                 = 7,
 177         BT_PLUGIN_COMPONENT_CLASS_DESCRIPTOR_ATTRIBUTE_TYPE_OUTPUT_PORT_CONNECTED_METHOD                = 8,
 178         BT_PLUGIN_COMPONENT_CLASS_DESCRIPTOR_ATTRIBUTE_TYPE_INPUT_PORT_DISCONNECTED_METHOD              = 9,
 179         BT_PLUGIN_COMPONENT_CLASS_DESCRIPTOR_ATTRIBUTE_TYPE_OUTPUT_PORT_DISCONNECTED_METHOD             = 10,
 180         BT_PLUGIN_COMPONENT_CLASS_DESCRIPTOR_ATTRIBUTE_TYPE_NOTIF_ITER_INIT_METHOD                      = 11,
 181         BT_PLUGIN_COMPONENT_CLASS_DESCRIPTOR_ATTRIBUTE_TYPE_NOTIF_ITER_FINALIZE_METHOD                  = 12,
 182 };
 183
 184 /* Component class attribute (internal use) */
 185 struct __bt_plugin_component_class_descriptor_attribute {
 186         /*
 187          * Component class plugin attribute to which to associate this
 188          * component class attribute.
 189          */
 190         const struct __bt_plugin_component_class_descriptor *comp_class_descriptor;
 191
 192         /* Name of the attribute's type for debug purposes */
 193         const char *type_name;
 194
 195         /* Attribute's type */
 196         enum __bt_plugin_component_class_descriptor_attribute_type type;
 197
 198         /* Attribute's value (depends on attribute's type) */
 199         union {
 200                 /* BT_PLUGIN_COMPONENT_CLASS_DESCRIPTOR_ATTRIBUTE_TYPE_DESCRIPTION */
 201                 const char *description;
 202
 203                 /* BT_PLUGIN_COMPONENT_CLASS_DESCRIPTOR_ATTRIBUTE_TYPE_HELP */
 204                 const char *help;
 205
 206                 /* BT_PLUGIN_COMPONENT_CLASS_DESCRIPTOR_ATTRIBUTE_TYPE_INIT_METHOD */
 207                 bt_private_component_class_source_init_method source_init_method;
 208                 bt_private_component_class_filter_init_method filter_init_method;
 209                 bt_private_component_class_sink_init_method sink_init_method;
 210
 211                 /* BT_PLUGIN_COMPONENT_CLASS_DESCRIPTOR_ATTRIBUTE_TYPE_FINALIZE_METHOD */
 212                 bt_private_component_class_source_finalize_method source_finalize_method;
 213                 bt_private_component_class_filter_finalize_method filter_finalize_method;
 214                 bt_private_component_class_sink_finalize_method sink_finalize_method;
 215
 216                 /* BT_PLUGIN_COMPONENT_CLASS_DESCRIPTOR_ATTRIBUTE_TYPE_QUERY_METHOD */
 217                 bt_private_component_class_source_query_method source_query_method;
 218                 bt_private_component_class_filter_query_method filter_query_method;
 219                 bt_private_component_class_sink_query_method sink_query_method;
 220
 221                 /* BT_PLUGIN_COMPONENT_CLASS_DESCRIPTOR_ATTRIBUTE_TYPE_ACCEPT_INPUT_PORT_CONNECTION_METHOD */
 222                 bt_private_component_class_filter_accept_input_port_connection_method filter_accept_input_port_connection_method;
 223                 bt_private_component_class_sink_accept_input_port_connection_method sink_accept_input_port_connection_method;
 224
 225                 /* BT_PLUGIN_COMPONENT_CLASS_DESCRIPTOR_ATTRIBUTE_TYPE_ACCEPT_OUTPUT_PORT_CONNECTION_METHOD */
 226                 bt_private_component_class_source_accept_output_port_connection_method source_accept_output_port_connection_method;
 227                 bt_private_component_class_filter_accept_output_port_connection_method filter_accept_output_port_connection_method;
 228
 229                 /* BT_PLUGIN_COMPONENT_CLASS_DESCRIPTOR_ATTRIBUTE_TYPE_INPUT_PORT_CONNECTED_METHOD */
 230                 bt_private_component_class_filter_input_port_connected_method filter_input_port_connected_method;
 231                 bt_private_component_class_sink_input_port_connected_method sink_input_port_connected_method;
 232
 233                 /* BT_PLUGIN_COMPONENT_CLASS_DESCRIPTOR_ATTRIBUTE_TYPE_OUTPUT_PORT_CONNECTED_METHOD */
 234                 bt_private_component_class_source_output_port_connected_method source_output_port_connected_method;
 235                 bt_private_component_class_filter_output_port_connected_method filter_output_port_connected_method;
 236
 237                 /* BT_PLUGIN_COMPONENT_CLASS_DESCRIPTOR_ATTRIBUTE_TYPE_INPUT_PORT_DISCONNECTED_METHOD */
 238                 bt_private_component_class_filter_input_port_disconnected_method filter_input_port_disconnected_method;
 239                 bt_private_component_class_sink_input_port_disconnected_method sink_input_port_disconnected_method;
 240
 241                 /* BT_PLUGIN_COMPONENT_CLASS_DESCRIPTOR_ATTRIBUTE_TYPE_OUTPUT_PORT_DISCONNECTED_METHOD */
 242                 bt_private_component_class_source_output_port_disconnected_method source_output_port_disconnected_method;
 243                 bt_private_component_class_filter_output_port_disconnected_method filter_output_port_disconnected_method;
 244
 245                 /* BT_PLUGIN_COMPONENT_CLASS_DESCRIPTOR_ATTRIBUTE_TYPE_NOTIF_ITER_INIT_METHOD */
 246                 bt_private_component_class_source_notification_iterator_init_method source_notif_iter_init_method;
 247                 bt_private_component_class_filter_notification_iterator_init_method filter_notif_iter_init_method;
 248
 249                 /* BT_PLUGIN_COMPONENT_CLASS_DESCRIPTOR_ATTRIBUTE_TYPE_NOTIF_ITER_FINALIZE_METHOD */
 250                 bt_private_component_class_source_notification_iterator_finalize_method source_notif_iter_finalize_method;
 251                 bt_private_component_class_filter_notification_iterator_finalize_method filter_notif_iter_finalize_method;
 252         } value;
 253 } __attribute__((packed));
 254
 255 struct __bt_plugin_descriptor const * const *__bt_get_begin_section_plugin_descriptors(void);
 256 struct __bt_plugin_descriptor const * const *__bt_get_end_section_plugin_descriptors(void);
 257 struct __bt_plugin_descriptor_attribute const * const *__bt_get_begin_section_plugin_descriptor_attributes(void);
 258 struct __bt_plugin_descriptor_attribute const * const *__bt_get_end_section_plugin_descriptor_attributes(void);
 259 struct __bt_plugin_component_class_descriptor const * const *__bt_get_begin_section_component_class_descriptors(void);
 260 struct __bt_plugin_component_class_descriptor const * const *__bt_get_end_section_component_class_descriptors(void);
 261 struct __bt_plugin_component_class_descriptor_attribute const * const *__bt_get_begin_section_component_class_descriptor_attributes(void);
 262 struct __bt_plugin_component_class_descriptor_attribute const * const *__bt_get_end_section_component_class_descriptor_attributes(void);
 263
 264 /*
 265  * Variable attributes for a plugin descriptor pointer to be added to
 266  * the plugin descriptor section (internal use).
 267  */
 268 #ifdef __APPLE__
 269 #define __BT_PLUGIN_DESCRIPTOR_ATTRS \
 270         __attribute__((section("__DATA,btp_desc"), used))
 271
 272 #define __BT_PLUGIN_DESCRIPTOR_BEGIN_SYMBOL \
 273         __start___bt_plugin_descriptors
 274
 275 #define __BT_PLUGIN_DESCRIPTOR_END_SYMBOL \
 276         __stop___bt_plugin_descriptors
 277
 278 #define __BT_PLUGIN_DESCRIPTOR_BEGIN_EXTRA \
 279         __asm("section$start$__DATA$btp_desc")
 280
 281 #define __BT_PLUGIN_DESCRIPTOR_END_EXTRA \
 282         __asm("section$end$__DATA$btp_desc")
 283
 284 #else
 285
 286 #define __BT_PLUGIN_DESCRIPTOR_ATTRS \
 287         __attribute__((section("__bt_plugin_descriptors"), used))
 288
 289 #define __BT_PLUGIN_DESCRIPTOR_BEGIN_SYMBOL \
 290         __start___bt_plugin_descriptors
 291
 292 #define __BT_PLUGIN_DESCRIPTOR_END_SYMBOL \
 293         __stop___bt_plugin_descriptors
 294
 295 #define __BT_PLUGIN_DESCRIPTOR_BEGIN_EXTRA
 296
 297 #define __BT_PLUGIN_DESCRIPTOR_END_EXTRA
 298 #endif
 299
 300 /*
 301  * Variable attributes for a plugin attribute pointer to be added to
 302  * the plugin attribute section (internal use).
 303  */
 304 #ifdef __APPLE__
 305 #define __BT_PLUGIN_DESCRIPTOR_ATTRIBUTES_ATTRS \
 306         __attribute__((section("__DATA,btp_desc_att"), used))
 307
 308 #define __BT_PLUGIN_DESCRIPTOR_ATTRIBUTES_BEGIN_SYMBOL \
 309         __start___bt_plugin_descriptor_attributes
 310
 311 #define __BT_PLUGIN_DESCRIPTOR_ATTRIBUTES_END_SYMBOL \
 312         __stop___bt_plugin_descriptor_attributes
 313
 314 #define __BT_PLUGIN_DESCRIPTOR_ATTRIBUTES_BEGIN_EXTRA \
 315         __asm("section$start$__DATA$btp_desc_att")
 316
 317 #define __BT_PLUGIN_DESCRIPTOR_ATTRIBUTES_END_EXTRA \
 318         __asm("section$end$__DATA$btp_desc_att")
 319
 320 #else
 321
 322 #define __BT_PLUGIN_DESCRIPTOR_ATTRIBUTES_ATTRS \
 323         __attribute__((section("__bt_plugin_descriptor_attributes"), used))
 324
 325 #define __BT_PLUGIN_DESCRIPTOR_ATTRIBUTES_BEGIN_SYMBOL \
 326         __start___bt_plugin_descriptor_attributes
 327
 328 #define __BT_PLUGIN_DESCRIPTOR_ATTRIBUTES_END_SYMBOL \
 329         __stop___bt_plugin_descriptor_attributes
 330
 331 #define __BT_PLUGIN_DESCRIPTOR_ATTRIBUTES_BEGIN_EXTRA
 332
 333 #define __BT_PLUGIN_DESCRIPTOR_ATTRIBUTES_END_EXTRA
 334 #endif
 335
 336 /*
 337  * Variable attributes for a component class descriptor pointer to be
 338  * added to the component class descriptor section (internal use).
 339  */
 340 #ifdef __APPLE__
 341 #define __BT_PLUGIN_COMPONENT_CLASS_DESCRIPTOR_ATTRS \
 342         __attribute__((section("__DATA,btp_cc_desc"), used))
 343
 344 #define __BT_PLUGIN_COMPONENT_CLASS_DESCRIPTOR_BEGIN_SYMBOL \
 345         __start___bt_plugin_component_class_descriptors
 346
 347 #define __BT_PLUGIN_COMPONENT_CLASS_DESCRIPTOR_END_SYMBOL \
 348         __stop___bt_plugin_component_class_descriptors
 349
 350 #define __BT_PLUGIN_COMPONENT_CLASS_DESCRIPTOR_BEGIN_EXTRA \
 351         __asm("section$start$__DATA$btp_cc_desc")
 352
 353 #define __BT_PLUGIN_COMPONENT_CLASS_DESCRIPTOR_END_EXTRA \
 354         __asm("section$end$__DATA$btp_cc_desc")
 355
 356 #else
 357
 358 #define __BT_PLUGIN_COMPONENT_CLASS_DESCRIPTOR_ATTRS \
 359         __attribute__((section("__bt_plugin_component_class_descriptors"), used))
 360
 361 #define __BT_PLUGIN_COMPONENT_CLASS_DESCRIPTOR_BEGIN_SYMBOL \
 362         __start___bt_plugin_component_class_descriptors
 363
 364 #define __BT_PLUGIN_COMPONENT_CLASS_DESCRIPTOR_END_SYMBOL \
 365         __stop___bt_plugin_component_class_descriptors
 366
 367 #define __BT_PLUGIN_COMPONENT_CLASS_DESCRIPTOR_BEGIN_EXTRA
 368
 369 #define __BT_PLUGIN_COMPONENT_CLASS_DESCRIPTOR_END_EXTRA
 370 #endif
 371
 372 /*
 373  * Variable attributes for a component class descriptor attribute
 374  * pointer to be added to the component class descriptor attribute
 375  * section (internal use).
 376  */
 377 #ifdef __APPLE__
 378 #define __BT_PLUGIN_COMPONENT_CLASS_DESCRIPTOR_ATTRIBUTES_ATTRS \
 379         __attribute__((section("__DATA,btp_cc_desc_att"), used))
 380
 381 #define __BT_PLUGIN_COMPONENT_CLASS_DESCRIPTOR_ATTRIBUTES_BEGIN_SYMBOL \
 382         __start___bt_plugin_component_class_descriptor_attributes
 383
 384 #define __BT_PLUGIN_COMPONENT_CLASS_DESCRIPTOR_ATTRIBUTES_END_SYMBOL \
 385         __stop___bt_plugin_component_class_descriptor_attributes
 386
 387 #define __BT_PLUGIN_COMPONENT_CLASS_DESCRIPTOR_ATTRIBUTES_BEGIN_EXTRA \
 388         __asm("section$start$__DATA$btp_cc_desc_att")
 389
 390 #define __BT_PLUGIN_COMPONENT_CLASS_DESCRIPTOR_ATTRIBUTES_END_EXTRA \
 391         __asm("section$end$__DATA$btp_cc_desc_att")
 392
 393 #else
 394
 395 #define __BT_PLUGIN_COMPONENT_CLASS_DESCRIPTOR_ATTRIBUTES_ATTRS \
 396         __attribute__((section("__bt_plugin_component_class_descriptor_attributes"), used))
 397
 398 #define __BT_PLUGIN_COMPONENT_CLASS_DESCRIPTOR_ATTRIBUTES_BEGIN_SYMBOL \
 399         __start___bt_plugin_component_class_descriptor_attributes
 400
 401 #define __BT_PLUGIN_COMPONENT_CLASS_DESCRIPTOR_ATTRIBUTES_END_SYMBOL \
 402         __stop___bt_plugin_component_class_descriptor_attributes
 403
 404 #define __BT_PLUGIN_COMPONENT_CLASS_DESCRIPTOR_ATTRIBUTES_BEGIN_EXTRA
 405
 406 #define __BT_PLUGIN_COMPONENT_CLASS_DESCRIPTOR_ATTRIBUTES_END_EXTRA
 407 #endif
 408
 409 /*
 410  * Declares a plugin descriptor pointer variable with a custom ID.
 411  *
 412  * _id: ID (any valid C identifier except `auto`).
 413  */
 414 #define BT_PLUGIN_DECLARE(_id) extern struct __bt_plugin_descriptor __bt_plugin_descriptor_##_id
 415
 416 /*
 417  * Defines a plugin descriptor with a custom ID.
 418  *
 419  * _id:   ID (any valid C identifier except `auto`).
 420  * _name: Plugin's name (C string).
 421  */
 422 #define BT_PLUGIN_WITH_ID(_id, _name)                                   \
 423         struct __bt_plugin_descriptor __bt_plugin_descriptor_##_id = {  \
 424                 .major = __BT_PLUGIN_VERSION_MAJOR,                     \
 425                 .minor = __BT_PLUGIN_VERSION_MINOR,                     \
 426                 .name = _name,                                          \
 427         };                                                              \
 428         static struct __bt_plugin_descriptor const * const __bt_plugin_descriptor_##_id##_ptr __BT_PLUGIN_DESCRIPTOR_ATTRS = &__bt_plugin_descriptor_##_id
 429
 430 /*
 431  * Defines a plugin attribute (generic, internal use).
 432  *
 433  * _attr_name: Name of the attribute (C identifier).
 434  * _attr_type: Type of the attribute (enum __bt_plugin_descriptor_attribute_type).
 435  * _id:        Plugin descriptor ID (C identifier).
 436  * _x:         Value.
 437  */
 438 #define __BT_PLUGIN_DESCRIPTOR_ATTRIBUTE(_attr_name, _attr_type, _id, _x) \
 439         static struct __bt_plugin_descriptor_attribute __bt_plugin_descriptor_attribute_##_id##_##_attr_name = { \
 440                 .plugin_descriptor = &__bt_plugin_descriptor_##_id,     \
 441                 .type_name = #_attr_name,                               \
 442                 .type = _attr_type,                                     \
 443                 .value._attr_name = _x,                                 \
 444         };                                                              \
 445         static struct __bt_plugin_descriptor_attribute const * const __bt_plugin_descriptor_attribute_##_id##_##_attr_name##_ptr __BT_PLUGIN_DESCRIPTOR_ATTRIBUTES_ATTRS = &__bt_plugin_descriptor_attribute_##_id##_##_attr_name
 446
 447 /*
 448  * Defines a plugin initialization function attribute attached to a
 449  * specific plugin descriptor.
 450  *
 451  * _id: Plugin descriptor ID (C identifier).
 452  * _x:  Initialization function (bt_plugin_init_func).
 453  */
 454 #define BT_PLUGIN_INIT_WITH_ID(_id, _x) \
 455         __BT_PLUGIN_DESCRIPTOR_ATTRIBUTE(init, BT_PLUGIN_DESCRIPTOR_ATTRIBUTE_TYPE_INIT, _id, _x)
 456
 457 /*
 458  * Defines a plugin exit function attribute attached to a specific
 459  * plugin descriptor.
 460  *
 461  * _id: Plugin descriptor ID (C identifier).
 462  * _x:  Exit function (bt_plugin_exit_func).
 463  */
 464 #define BT_PLUGIN_EXIT_WITH_ID(_id, _x) \
 465         __BT_PLUGIN_DESCRIPTOR_ATTRIBUTE(exit, BT_PLUGIN_DESCRIPTOR_ATTRIBUTE_TYPE_EXIT, _id, _x)
 466
 467 /*
 468  * Defines an author attribute attached to a specific plugin descriptor.
 469  *
 470  * _id: Plugin descriptor ID (C identifier).
 471  * _x:  Author (C string).
 472  */
 473 #define BT_PLUGIN_AUTHOR_WITH_ID(_id, _x) \
 474         __BT_PLUGIN_DESCRIPTOR_ATTRIBUTE(author, BT_PLUGIN_DESCRIPTOR_ATTRIBUTE_TYPE_AUTHOR, _id, _x)
 475
 476 /*
 477  * Defines a license attribute attached to a specific plugin descriptor.
 478  *
 479  * _id: Plugin descriptor ID (C identifier).
 480  * _x:  License (C string).
 481  */
 482 #define BT_PLUGIN_LICENSE_WITH_ID(_id, _x) \
 483         __BT_PLUGIN_DESCRIPTOR_ATTRIBUTE(license, BT_PLUGIN_DESCRIPTOR_ATTRIBUTE_TYPE_LICENSE, _id, _x)
 484
 485 /*
 486  * Defines a description attribute attached to a specific plugin
 487  * descriptor.
 488  *
 489  * _id: Plugin descriptor ID (C identifier).
 490  * _x:  Description (C string).
 491  */
 492 #define BT_PLUGIN_DESCRIPTION_WITH_ID(_id, _x) \
 493         __BT_PLUGIN_DESCRIPTOR_ATTRIBUTE(description, BT_PLUGIN_DESCRIPTOR_ATTRIBUTE_TYPE_DESCRIPTION, _id, _x)
 494
 495 #define __BT_PLUGIN_VERSION_STRUCT_VALUE(_major, _minor, _patch, _extra) \
 496         {.major = _major, .minor = _minor, .patch = _patch, .extra = _extra,}
 497
 498 /*
 499  * Defines a version attribute attached to a specific plugin descriptor.
 500  *
 501  * _id:    Plugin descriptor ID (C identifier).
 502  * _major: Plugin's major version (uint32_t).
 503  * _minor: Plugin's minor version (uint32_t).
 504  * _patch: Plugin's patch version (uint32_t).
 505  * _extra: Plugin's version extra information (C string).
 506  */
 507 #define BT_PLUGIN_VERSION_WITH_ID(_id, _major, _minor, _patch, _extra) \
 508         __BT_PLUGIN_DESCRIPTOR_ATTRIBUTE(version, BT_PLUGIN_DESCRIPTOR_ATTRIBUTE_TYPE_VERSION, _id, __BT_PLUGIN_VERSION_STRUCT_VALUE(_major, _minor, _patch, _extra))
 509
 510 /*
 511  * Defines a source component class descriptor with a custom ID.
 512  *
 513  * _id:                     ID (any valid C identifier except `auto`).
 514  * _comp_class_id:          Component class ID (C identifier).
 515  * _name:                   Component class name (C string).
 516  * _notif_iter_next_method: Component class's iterator next method
 517  *                          (bt_private_component_class_source_notification_iterator_next_method).
 518  */
 519 #define BT_PLUGIN_SOURCE_COMPONENT_CLASS_WITH_ID(_id, _comp_class_id, _name, _notif_iter_next_method) \
 520         static struct __bt_plugin_component_class_descriptor __bt_plugin_source_component_class_descriptor_##_id##_##_comp_class_id = { \
 521                 .plugin_descriptor = &__bt_plugin_descriptor_##_id,     \
 522                 .name = _name,                                          \
 523                 .type = BT_COMPONENT_CLASS_TYPE_SOURCE,                 \
 524                 .methods.source = {                                     \
 525                         .notif_iter_next = _notif_iter_next_method,     \
 526                 },                                                      \
 527         };                                                              \
 528         static struct __bt_plugin_component_class_descriptor const * const __bt_plugin_source_component_class_descriptor_##_id##_##_comp_class_id##_ptr __BT_PLUGIN_COMPONENT_CLASS_DESCRIPTOR_ATTRS = &__bt_plugin_source_component_class_descriptor_##_id##_##_comp_class_id
 529
 530 /*
 531  * Defines a filter component class descriptor with a custom ID.
 532  *
 533  * _id:                     ID (any valid C identifier except `auto`).
 534  * _comp_class_id:          Component class ID (C identifier).
 535  * _name:                   Component class name (C string).
 536  * _notif_iter_next_method: Component class's iterator next method
 537  *                          (bt_private_component_class_filter_notification_iterator_next_method).
 538  */
 539 #define BT_PLUGIN_FILTER_COMPONENT_CLASS_WITH_ID(_id, _comp_class_id, _name, _notif_iter_next_method) \
 540         static struct __bt_plugin_component_class_descriptor __bt_plugin_filter_component_class_descriptor_##_id##_##_comp_class_id = { \
 541                 .plugin_descriptor = &__bt_plugin_descriptor_##_id,     \
 542                 .name = _name,                                          \
 543                 .type = BT_COMPONENT_CLASS_TYPE_FILTER,                 \
 544                 .methods.filter = {                                     \
 545                         .notif_iter_next = _notif_iter_next_method,     \
 546                 },                                                      \
 547         };                                                              \
 548         static struct __bt_plugin_component_class_descriptor const * const __bt_plugin_filter_component_class_descriptor_##_id##_##_comp_class_id##_ptr __BT_PLUGIN_COMPONENT_CLASS_DESCRIPTOR_ATTRS = &__bt_plugin_filter_component_class_descriptor_##_id##_##_comp_class_id
 549
 550 /*
 551  * Defines a sink component class descriptor with a custom ID.
 552  *
 553  * _id:                 ID (any valid C identifier except `auto`).
 554  * _comp_class_id:      Component class ID (C identifier).
 555  * _name:               Component class name (C string).
 556  * _consume_method:     Component class's iterator consume method
 557  *                      (bt_private_component_class_sink_consume_method).
 558  */
 559 #define BT_PLUGIN_SINK_COMPONENT_CLASS_WITH_ID(_id, _comp_class_id, _name, _consume_method) \
 560         static struct __bt_plugin_component_class_descriptor __bt_plugin_sink_component_class_descriptor_##_id##_##_comp_class_id = { \
 561                 .plugin_descriptor = &__bt_plugin_descriptor_##_id,     \
 562                 .name = _name,                                          \
 563                 .type = BT_COMPONENT_CLASS_TYPE_SINK,                   \
 564                 .methods.sink = {                                       \
 565                         .consume = _consume_method,                     \
 566                 },                                                      \
 567         };                                                              \
 568         static struct __bt_plugin_component_class_descriptor const * const __bt_plugin_sink_component_class_descriptor_##_id##_##_comp_class_id##_ptr __BT_PLUGIN_COMPONENT_CLASS_DESCRIPTOR_ATTRS = &__bt_plugin_sink_component_class_descriptor_##_id##_##_comp_class_id
 569
 570 /*
 571  * Defines a component class descriptor attribute (generic, internal
 572  * use).
 573  *
 574  * _id:            Plugin descriptor ID (C identifier).
 575  * _comp_class_id: Component class ID (C identifier).
 576  * _type:          Component class type (`source`, `filter`, or `sink`).
 577  * _attr_name:     Name of the attribute (C identifier).
 578  * _attr_type:     Type of the attribute
 579  *                 (enum __bt_plugin_descriptor_attribute_type).
 580  * _x:             Value.
 581  */
 582 #define __BT_PLUGIN_COMPONENT_CLASS_DESCRIPTOR_ATTRIBUTE(_attr_name, _attr_type, _id, _comp_class_id, _type, _x) \
 583         static struct __bt_plugin_component_class_descriptor_attribute __bt_plugin_##_type##_component_class_descriptor_attribute_##_id##_##_comp_class_id##_##_attr_name = { \
 584                 .comp_class_descriptor = &__bt_plugin_##_type##_component_class_descriptor_##_id##_##_comp_class_id, \
 585                 .type_name = #_attr_name,                               \
 586                 .type = _attr_type,                                     \
 587                 .value._attr_name = _x,                                 \
 588         };                                                              \
 589         static struct __bt_plugin_component_class_descriptor_attribute const * const __bt_plugin_##_type##_component_class_descriptor_attribute_##_id##_##_comp_class_id##_##_attr_name##_ptr __BT_PLUGIN_COMPONENT_CLASS_DESCRIPTOR_ATTRIBUTES_ATTRS = &__bt_plugin_##_type##_component_class_descriptor_attribute_##_id##_##_comp_class_id##_##_attr_name
 590
 591 /*
 592  * Defines a description attribute attached to a specific source
 593  * component class descriptor.
 594  *
 595  * _id:            Plugin descriptor ID (C identifier).
 596  * _comp_class_id: Component class descriptor ID (C identifier).
 597  * _x:             Description (C string).
 598  */
 599 #define BT_PLUGIN_SOURCE_COMPONENT_CLASS_DESCRIPTION_WITH_ID(_id, _comp_class_id, _x) \
 600         __BT_PLUGIN_COMPONENT_CLASS_DESCRIPTOR_ATTRIBUTE(description, BT_PLUGIN_COMPONENT_CLASS_DESCRIPTOR_ATTRIBUTE_TYPE_DESCRIPTION, _id, _comp_class_id, source, _x)
 601
 602 /*
 603  * Defines a description attribute attached to a specific filter
 604  * component class descriptor.
 605  *
 606  * _id:            Plugin descriptor ID (C identifier).
 607  * _comp_class_id: Component class descriptor ID (C identifier).
 608  * _x:             Description (C string).
 609  */
 610 #define BT_PLUGIN_FILTER_COMPONENT_CLASS_DESCRIPTION_WITH_ID(_id, _comp_class_id, _x) \
 611         __BT_PLUGIN_COMPONENT_CLASS_DESCRIPTOR_ATTRIBUTE(description, BT_PLUGIN_COMPONENT_CLASS_DESCRIPTOR_ATTRIBUTE_TYPE_DESCRIPTION, _id, _comp_class_id, filter, _x)
 612
 613 /*
 614  * Defines a description attribute attached to a specific sink
 615  * component class descriptor.
 616  *
 617  * _id:            Plugin descriptor ID (C identifier).
 618  * _comp_class_id: Component class descriptor ID (C identifier).
 619  * _x:             Description (C string).
 620  */
 621 #define BT_PLUGIN_SINK_COMPONENT_CLASS_DESCRIPTION_WITH_ID(_id, _comp_class_id, _x) \
 622         __BT_PLUGIN_COMPONENT_CLASS_DESCRIPTOR_ATTRIBUTE(description, BT_PLUGIN_COMPONENT_CLASS_DESCRIPTOR_ATTRIBUTE_TYPE_DESCRIPTION, _id, _comp_class_id, sink, _x)
 623
 624 /*
 625  * Defines a help attribute attached to a specific source component
 626  * class descriptor.
 627  *
 628  * _id:            Plugin descriptor ID (C identifier).
 629  * _comp_class_id: Component class descriptor ID (C identifier).
 630  * _x:             Help (C string).
 631  */
 632 #define BT_PLUGIN_SOURCE_COMPONENT_CLASS_HELP_WITH_ID(_id, _comp_class_id, _x) \
 633         __BT_PLUGIN_COMPONENT_CLASS_DESCRIPTOR_ATTRIBUTE(help, BT_PLUGIN_COMPONENT_CLASS_DESCRIPTOR_ATTRIBUTE_TYPE_HELP, _id, _comp_class_id, source, _x)
 634
 635 /*
 636  * Defines a help attribute attached to a specific filter component
 637  * class descriptor.
 638  *
 639  * _id:            Plugin descriptor ID (C identifier).
 640  * _comp_class_id: Component class descriptor ID (C identifier).
 641  * _x:             Help (C string).
 642  */
 643 #define BT_PLUGIN_FILTER_COMPONENT_CLASS_HELP_WITH_ID(_id, _comp_class_id, _x) \
 644         __BT_PLUGIN_COMPONENT_CLASS_DESCRIPTOR_ATTRIBUTE(help, BT_PLUGIN_COMPONENT_CLASS_DESCRIPTOR_ATTRIBUTE_TYPE_HELP, _id, _comp_class_id, filter, _x)
 645
 646 /*
 647  * Defines a help attribute attached to a specific sink component class
 648  * descriptor.
 649  *
 650  * _id:            Plugin descriptor ID (C identifier).
 651  * _comp_class_id: Component class descriptor ID (C identifier).
 652  * _x:             Help (C string).
 653  */
 654 #define BT_PLUGIN_SINK_COMPONENT_CLASS_HELP_WITH_ID(_id, _comp_class_id, _x) \
 655         __BT_PLUGIN_COMPONENT_CLASS_DESCRIPTOR_ATTRIBUTE(help, BT_PLUGIN_COMPONENT_CLASS_DESCRIPTOR_ATTRIBUTE_TYPE_HELP, _id, _comp_class_id, sink, _x)
 656
 657 /*
 658  * Defines an initialization method attribute attached to a specific
 659  * source component class descriptor.
 660  *
 661  * _id:            Plugin descriptor ID (C identifier).
 662  * _comp_class_id: Component class descriptor ID (C identifier).
 663  * _x:             Initialization method (bt_private_component_class_source_init_method).
 664  */
 665 #define BT_PLUGIN_SOURCE_COMPONENT_CLASS_INIT_METHOD_WITH_ID(_id, _comp_class_id, _x) \
 666         __BT_PLUGIN_COMPONENT_CLASS_DESCRIPTOR_ATTRIBUTE(source_init_method, BT_PLUGIN_COMPONENT_CLASS_DESCRIPTOR_ATTRIBUTE_TYPE_INIT_METHOD, _id, _comp_class_id, source, _x)
 667
 668 /*
 669  * Defines an initialization method attribute attached to a specific
 670  * filter component class descriptor.
 671  *
 672  * _id:            Plugin descriptor ID (C identifier).
 673  * _comp_class_id: Component class descriptor ID (C identifier).
 674  * _x:             Initialization method (bt_private_component_class_filter_init_method).
 675  */
 676 #define BT_PLUGIN_FILTER_COMPONENT_CLASS_INIT_METHOD_WITH_ID(_id, _comp_class_id, _x) \
 677         __BT_PLUGIN_COMPONENT_CLASS_DESCRIPTOR_ATTRIBUTE(filter_init_method, BT_PLUGIN_COMPONENT_CLASS_DESCRIPTOR_ATTRIBUTE_TYPE_INIT_METHOD, _id, _comp_class_id, filter, _x)
 678
 679 /*
 680  * Defines an initialization method attribute attached to a specific
 681  * sink component class descriptor.
 682  *
 683  * _id:            Plugin descriptor ID (C identifier).
 684  * _comp_class_id: Component class descriptor ID (C identifier).
 685  * _x:             Initialization method (bt_private_component_class_sink_init_method).
 686  */
 687 #define BT_PLUGIN_SINK_COMPONENT_CLASS_INIT_METHOD_WITH_ID(_id, _comp_class_id, _x) \
 688         __BT_PLUGIN_COMPONENT_CLASS_DESCRIPTOR_ATTRIBUTE(sink_init_method, BT_PLUGIN_COMPONENT_CLASS_DESCRIPTOR_ATTRIBUTE_TYPE_INIT_METHOD, _id, _comp_class_id, sink, _x)
 689
 690 /*
 691  * Defines a finalization method attribute attached to a specific source
 692  * component class descriptor.
 693  *
 694  * _id:            Plugin descriptor ID (C identifier).
 695  * _comp_class_id: Component class descriptor ID (C identifier).
 696  * _x:             Finalize method (bt_private_component_class_source_finalize_method).
 697  */
 698 #define BT_PLUGIN_SOURCE_COMPONENT_CLASS_FINALIZE_METHOD_WITH_ID(_id, _comp_class_id, _x) \
 699         __BT_PLUGIN_COMPONENT_CLASS_DESCRIPTOR_ATTRIBUTE(source_finalize_method, BT_PLUGIN_COMPONENT_CLASS_DESCRIPTOR_ATTRIBUTE_TYPE_FINALIZE_METHOD, _id, _comp_class_id, source, _x)
 700
 701 /*
 702  * Defines a finalization method attribute attached to a specific filter
 703  * component class descriptor.
 704  *
 705  * _id:            Plugin descriptor ID (C identifier).
 706  * _comp_class_id: Component class descriptor ID (C identifier).
 707  * _x:             Finalize method (bt_private_component_class_filter_finalize_method).
 708  */
 709 #define BT_PLUGIN_FILTER_COMPONENT_CLASS_FINALIZE_METHOD_WITH_ID(_id, _comp_class_id, _x) \
 710         __BT_PLUGIN_COMPONENT_CLASS_DESCRIPTOR_ATTRIBUTE(filter_finalize_method, BT_PLUGIN_COMPONENT_CLASS_DESCRIPTOR_ATTRIBUTE_TYPE_FINALIZE_METHOD, _id, _comp_class_id, filter, _x)
 711
 712 /*
 713  * Defines a finalization method attribute attached to a specific sink
 714  * component class descriptor.
 715  *
 716  * _id:            Plugin descriptor ID (C identifier).
 717  * _comp_class_id: Component class descriptor ID (C identifier).
 718  * _x:             Finalize method (bt_private_component_class_sink_finalize_method).
 719  */
 720 #define BT_PLUGIN_SINK_COMPONENT_CLASS_FINALIZE_METHOD_WITH_ID(_id, _comp_class_id, _x) \
 721         __BT_PLUGIN_COMPONENT_CLASS_DESCRIPTOR_ATTRIBUTE(sink_finalize_method, BT_PLUGIN_COMPONENT_CLASS_DESCRIPTOR_ATTRIBUTE_TYPE_FINALIZE_METHOD, _id, _comp_class_id, sink, _x)
 722
 723 /*
 724  * Defines a query method attribute attached to a specific source
 725  * component class descriptor.
 726  *
 727  * _id:            Plugin descriptor ID (C identifier).
 728  * _comp_class_id: Component class descriptor ID (C identifier).
 729  * _x:             Finalize method (bt_private_component_class_source_query_method).
 730  */
 731 #define BT_PLUGIN_SOURCE_COMPONENT_CLASS_QUERY_METHOD_WITH_ID(_id, _comp_class_id, _x) \
 732         __BT_PLUGIN_COMPONENT_CLASS_DESCRIPTOR_ATTRIBUTE(source_query_method, BT_PLUGIN_COMPONENT_CLASS_DESCRIPTOR_ATTRIBUTE_TYPE_QUERY_METHOD, _id, _comp_class_id, source, _x)
 733
 734 /*
 735  * Defines a query method attribute attached to a specific filter
 736  * component class descriptor.
 737  *
 738  * _id:            Plugin descriptor ID (C identifier).
 739  * _comp_class_id: Component class descriptor ID (C identifier).
 740  * _x:             Finalize method (bt_private_component_class_filter_query_method).
 741  */
 742 #define BT_PLUGIN_FILTER_COMPONENT_CLASS_QUERY_METHOD_WITH_ID(_id, _comp_class_id, _x) \
 743         __BT_PLUGIN_COMPONENT_CLASS_DESCRIPTOR_ATTRIBUTE(filter_query_method, BT_PLUGIN_COMPONENT_CLASS_DESCRIPTOR_ATTRIBUTE_TYPE_QUERY_METHOD, _id, _comp_class_id, filter, _x)
 744
 745 /*
 746  * Defines a query method attribute attached to a specific sink
 747  * component class descriptor.
 748  *
 749  * _id:            Plugin descriptor ID (C identifier).
 750  * _comp_class_id: Component class descriptor ID (C identifier).
 751  * _x:             Finalize method (bt_private_component_class_sink_query_method).
 752  */
 753 #define BT_PLUGIN_SINK_COMPONENT_CLASS_QUERY_METHOD_WITH_ID(_id, _comp_class_id, _x) \
 754         __BT_PLUGIN_COMPONENT_CLASS_DESCRIPTOR_ATTRIBUTE(sink_query_method, BT_PLUGIN_COMPONENT_CLASS_DESCRIPTOR_ATTRIBUTE_TYPE_QUERY_METHOD, _id, _comp_class_id, sink, _x)
 755
 756 /*
 757  * Defines an accept input port connection method attribute attached to
 758  * a specific filter component class descriptor.
 759  *
 760  * _id:            Plugin descriptor ID (C identifier).
 761  * _comp_class_id: Component class descriptor ID (C identifier).
 762  * _x:             Accept port connection method
 763  *                 (bt_private_component_class_filter_accept_input_port_connection_method).
 764  */
 765 #define BT_PLUGIN_FILTER_COMPONENT_CLASS_ACCEPT_INPUT_PORT_CONNECTION_METHOD_WITH_ID(_id, _comp_class_id, _x) \
 766         __BT_PLUGIN_COMPONENT_CLASS_DESCRIPTOR_ATTRIBUTE(filter_accept_input_port_connection_method, BT_PLUGIN_COMPONENT_CLASS_DESCRIPTOR_ATTRIBUTE_TYPE_ACCEPT_INPUT_PORT_CONNECTION_METHOD, _id, _comp_class_id, filter, _x)
 767
 768 /*
 769  * Defines an accept input port connection method attribute attached to
 770  * a specific sink component class descriptor.
 771  *
 772  * _id:            Plugin descriptor ID (C identifier).
 773  * _comp_class_id: Component class descriptor ID (C identifier).
 774  * _x:             Accept port connection method
 775  *                 (bt_private_component_class_sink_accept_input_port_connection_method).
 776  */
 777 #define BT_PLUGIN_SINK_COMPONENT_CLASS_ACCEPT_INPUT_PORT_CONNECTION_METHOD_WITH_ID(_id, _comp_class_id, _x) \
 778         __BT_PLUGIN_COMPONENT_CLASS_DESCRIPTOR_ATTRIBUTE(sink_accept_input_port_connection_method, BT_PLUGIN_COMPONENT_CLASS_DESCRIPTOR_ATTRIBUTE_TYPE_ACCEPT_INPUT_PORT_CONNECTION_METHOD, _id, _comp_class_id, sink, _x)
 779
 780 /*
 781  * Defines an accept output port connection method attribute attached to
 782  * a specific source component class descriptor.
 783  *
 784  * _id:            Plugin descriptor ID (C identifier).
 785  * _comp_class_id: Component class descriptor ID (C identifier).
 786  * _x:             Accept port connection method
 787  *                 (bt_private_component_class_source_accept_output_port_connection_method).
 788  */
 789 #define BT_PLUGIN_SOURCE_COMPONENT_CLASS_ACCEPT_OUTPUT_PORT_CONNECTION_METHOD_WITH_ID(_id, _comp_class_id, _x) \
 790         __BT_PLUGIN_COMPONENT_CLASS_DESCRIPTOR_ATTRIBUTE(source_accept_output_port_connection_method, BT_PLUGIN_COMPONENT_CLASS_DESCRIPTOR_ATTRIBUTE_TYPE_ACCEPT_OUTPUT_PORT_CONNECTION_METHOD, _id, _comp_class_id, source, _x)
 791
 792 /*
 793  * Defines an accept output port connection method attribute attached to
 794  * a specific filter component class descriptor.
 795  *
 796  * _id:            Plugin descriptor ID (C identifier).
 797  * _comp_class_id: Component class descriptor ID (C identifier).
 798  * _x:             Accept port connection method
 799  *                 (bt_private_component_class_filter_accept_output_port_connection_method).
 800  */
 801 #define BT_PLUGIN_FILTER_COMPONENT_CLASS_ACCEPT_OUTPUT_PORT_CONNECTION_METHOD_WITH_ID(_id, _comp_class_id, _x) \
 802         __BT_PLUGIN_COMPONENT_CLASS_DESCRIPTOR_ATTRIBUTE(filter_accept_output_port_connection_method, BT_PLUGIN_COMPONENT_CLASS_DESCRIPTOR_ATTRIBUTE_TYPE_ACCEPT_OUTPUT_PORT_CONNECTION_METHOD, _id, _comp_class_id, filter, _x)
 803
 804 /*
 805  * Defines an input port connected method attribute attached to a
 806  * specific filter component class descriptor.
 807  *
 808  * _id:            Plugin descriptor ID (C identifier).
 809  * _comp_class_id: Component class descriptor ID (C identifier).
 810  * _x:             Port connected method
 811  *                 (bt_private_component_class_filter_input_port_connected_method).
 812  */
 813 #define BT_PLUGIN_FILTER_COMPONENT_CLASS_INPUT_PORT_CONNECTED_METHOD_WITH_ID(_id, _comp_class_id, _x) \
 814         __BT_PLUGIN_COMPONENT_CLASS_DESCRIPTOR_ATTRIBUTE(filter_input_port_connected_method, BT_PLUGIN_COMPONENT_CLASS_DESCRIPTOR_ATTRIBUTE_TYPE_INPUT_PORT_CONNECTED_METHOD, _id, _comp_class_id, filter, _x)
 815
 816 /*
 817  * Defines an input port connected method attribute attached to a
 818  * specific sink component class descriptor.
 819  *
 820  * _id:            Plugin descriptor ID (C identifier).
 821  * _comp_class_id: Component class descriptor ID (C identifier).
 822  * _x:             Port connected method
 823  *                 (bt_private_component_class_sink_input_port_connected_method).
 824  */
 825 #define BT_PLUGIN_SINK_COMPONENT_CLASS_INPUT_PORT_CONNECTED_METHOD_WITH_ID(_id, _comp_class_id, _x) \
 826         __BT_PLUGIN_COMPONENT_CLASS_DESCRIPTOR_ATTRIBUTE(sink_input_port_connected_method, BT_PLUGIN_COMPONENT_CLASS_DESCRIPTOR_ATTRIBUTE_TYPE_INPUT_PORT_CONNECTED_METHOD, _id, _comp_class_id, sink, _x)
 827
 828 /*
 829  * Defines an output port connected method attribute attached to a
 830  * specific source component class descriptor.
 831  *
 832  * _id:            Plugin descriptor ID (C identifier).
 833  * _comp_class_id: Component class descriptor ID (C identifier).
 834  * _x:             Port connected method
 835  *                 (bt_private_component_class_source_output_port_connected_method).
 836  */
 837 #define BT_PLUGIN_SOURCE_COMPONENT_CLASS_OUTPUT_PORT_CONNECTED_METHOD_WITH_ID(_id, _comp_class_id, _x) \
 838         __BT_PLUGIN_COMPONENT_CLASS_DESCRIPTOR_ATTRIBUTE(source_output_port_connected_method, BT_PLUGIN_COMPONENT_CLASS_DESCRIPTOR_ATTRIBUTE_TYPE_OUTPUT_PORT_CONNECTED_METHOD, _id, _comp_class_id, source, _x)
 839
 840 /*
 841  * Defines an output port connected method attribute attached to a
 842  * specific filter component class descriptor.
 843  *
 844  * _id:            Plugin descriptor ID (C identifier).
 845  * _comp_class_id: Component class descriptor ID (C identifier).
 846  * _x:             Port connected method
 847  *                 (bt_private_component_class_filter_output_port_connected_method).
 848  */
 849 #define BT_PLUGIN_FILTER_COMPONENT_CLASS_OUTPUT_PORT_CONNECTED_METHOD_WITH_ID(_id, _comp_class_id, _x) \
 850         __BT_PLUGIN_COMPONENT_CLASS_DESCRIPTOR_ATTRIBUTE(filter_output_port_connected_method, BT_PLUGIN_COMPONENT_CLASS_DESCRIPTOR_ATTRIBUTE_TYPE_OUTPUT_PORT_CONNECTED_METHOD, _id, _comp_class_id, filter, _x)
 851
 852 /*
 853  * Defines an input port disconnected method attribute attached to a
 854  * specific filter component class descriptor.
 855  *
 856  * _id:            Plugin descriptor ID (C identifier).
 857  * _comp_class_id: Component class descriptor ID (C identifier).
 858  * _x:             Port disconnected method
 859  *                 (bt_private_component_class_filter_input_port_disconnected_method).
 860  */
 861 #define BT_PLUGIN_FILTER_COMPONENT_CLASS_INPUT_PORT_DISCONNECTED_METHOD_WITH_ID(_id, _comp_class_id, _x) \
 862         __BT_PLUGIN_COMPONENT_CLASS_DESCRIPTOR_ATTRIBUTE(filter_input_port_disconnected_method, BT_PLUGIN_COMPONENT_CLASS_DESCRIPTOR_ATTRIBUTE_TYPE_INPUT_PORT_DISCONNECTED_METHOD, _id, _comp_class_id, filter, _x)
 863
 864 /*
 865  * Defines an input port disconnected method attribute attached to a
 866  * specific sink component class descriptor.
 867  *
 868  * _id:            Plugin descriptor ID (C identifier).
 869  * _comp_class_id: Component class descriptor ID (C identifier).
 870  * _x:             Port disconnected method
 871  *                 (bt_private_component_class_sink_input_port_disconnected_method).
 872  */
 873 #define BT_PLUGIN_SINK_COMPONENT_CLASS_INPUT_PORT_DISCONNECTED_METHOD_WITH_ID(_id, _comp_class_id, _x) \
 874         __BT_PLUGIN_COMPONENT_CLASS_DESCRIPTOR_ATTRIBUTE(sink_input_port_disconnected_method, BT_PLUGIN_COMPONENT_CLASS_DESCRIPTOR_ATTRIBUTE_TYPE_INPUT_PORT_DISCONNECTED_METHOD, _id, _comp_class_id, sink, _x)
 875
 876 /*
 877  * Defines an output port disconnected method attribute attached to a
 878  * specific source component class descriptor.
 879  *
 880  * _id:            Plugin descriptor ID (C identifier).
 881  * _comp_class_id: Component class descriptor ID (C identifier).
 882  * _x:             Port disconnected method
 883  *                 (bt_private_component_class_source_output_port_disconnected_method).
 884  */
 885 #define BT_PLUGIN_SOURCE_COMPONENT_CLASS_OUTPUT_PORT_DISCONNECTED_METHOD_WITH_ID(_id, _comp_class_id, _x) \
 886         __BT_PLUGIN_COMPONENT_CLASS_DESCRIPTOR_ATTRIBUTE(source_output_port_disconnected_method, BT_PLUGIN_COMPONENT_CLASS_DESCRIPTOR_ATTRIBUTE_TYPE_OUTPUT_PORT_DISCONNECTED_METHOD, _id, _comp_class_id, source, _x)
 887
 888 /*
 889  * Defines an output port disconnected method attribute attached to a
 890  * specific filter component class descriptor.
 891  *
 892  * _id:            Plugin descriptor ID (C identifier).
 893  * _comp_class_id: Component class descriptor ID (C identifier).
 894  * _x:             Port disconnected method
 895  *                 (bt_private_component_class_filter_output_port_disconnected_method).
 896  */
 897 #define BT_PLUGIN_FILTER_COMPONENT_CLASS_OUTPUT_PORT_DISCONNECTED_METHOD_WITH_ID(_id, _comp_class_id, _x) \
 898         __BT_PLUGIN_COMPONENT_CLASS_DESCRIPTOR_ATTRIBUTE(filter_output_port_disconnected_method, BT_PLUGIN_COMPONENT_CLASS_DESCRIPTOR_ATTRIBUTE_TYPE_OUTPUT_PORT_DISCONNECTED_METHOD, _id, _comp_class_id, filter, _x)
 899
 900 /*
 901  * Defines an iterator initialization method attribute attached to a
 902  * specific source component class descriptor.
 903  *
 904  * _id:            Plugin descriptor ID (C identifier).
 905  * _comp_class_id: Component class descriptor ID (C identifier).
 906  * _x:             Iterator initialization method
 907  *                 (bt_private_component_class_source_notification_iterator_init_method).
 908  */
 909 #define BT_PLUGIN_SOURCE_COMPONENT_CLASS_NOTIFICATION_ITERATOR_INIT_METHOD_WITH_ID(_id, _comp_class_id, _x) \
 910         __BT_PLUGIN_COMPONENT_CLASS_DESCRIPTOR_ATTRIBUTE(source_notif_iter_init_method, BT_PLUGIN_COMPONENT_CLASS_DESCRIPTOR_ATTRIBUTE_TYPE_NOTIF_ITER_INIT_METHOD, _id, _comp_class_id, source, _x)
 911
 912 /*
 913  * Defines an iterator finalize method attribute attached to a specific
 914  * source component class descriptor.
 915  *
 916  * _id:            Plugin descriptor ID (C identifier).
 917  * _comp_class_id: Component class descriptor ID (C identifier).
 918  * _x:             Iterator finalize method
 919  *                 (bt_private_component_class_source_notification_iterator_finalize_method).
 920  */
 921 #define BT_PLUGIN_SOURCE_COMPONENT_CLASS_NOTIFICATION_ITERATOR_FINALIZE_METHOD_WITH_ID(_id, _comp_class_id, _x) \
 922         __BT_PLUGIN_COMPONENT_CLASS_DESCRIPTOR_ATTRIBUTE(source_notif_iter_finalize_method, BT_PLUGIN_COMPONENT_CLASS_DESCRIPTOR_ATTRIBUTE_TYPE_NOTIF_ITER_FINALIZE_METHOD, _id, _comp_class_id, source, _x)
 923
 924 /*
 925  * Defines an iterator initialization method attribute attached to a
 926  * specific filter component class descriptor.
 927  *
 928  * _id:            Plugin descriptor ID (C identifier).
 929  * _comp_class_id: Component class descriptor ID (C identifier).
 930  * _x:             Iterator initialization method
 931  *                 (bt_private_component_class_filter_notification_iterator_init_method).
 932  */
 933 #define BT_PLUGIN_FILTER_COMPONENT_CLASS_NOTIFICATION_ITERATOR_INIT_METHOD_WITH_ID(_id, _comp_class_id, _x) \
 934         __BT_PLUGIN_COMPONENT_CLASS_DESCRIPTOR_ATTRIBUTE(filter_notif_iter_init_method, BT_PLUGIN_COMPONENT_CLASS_DESCRIPTOR_ATTRIBUTE_TYPE_NOTIF_ITER_INIT_METHOD, _id, _comp_class_id, filter, _x)
 935
 936 /*
 937  * Defines an iterator finalize method attribute attached to a specific
 938  * filter component class descriptor.
 939  *
 940  * _id:            Plugin descriptor ID (C identifier).
 941  * _comp_class_id: Component class descriptor ID (C identifier).
 942  * _x:             Iterator finalize method
 943  *                 (bt_private_component_class_filter_notification_iterator_finalize_method).
 944  */
 945 #define BT_PLUGIN_FILTER_COMPONENT_CLASS_NOTIFICATION_ITERATOR_FINALIZE_METHOD_WITH_ID(_id, _comp_class_id, _x) \
 946         __BT_PLUGIN_COMPONENT_CLASS_DESCRIPTOR_ATTRIBUTE(filter_notif_iter_finalize_method, BT_PLUGIN_COMPONENT_CLASS_DESCRIPTOR_ATTRIBUTE_TYPE_NOTIF_ITER_FINALIZE_METHOD, _id, _comp_class_id, filter, _x)
 947
 948 /*
 949  * Defines a plugin descriptor with an automatic ID.
 950  *
 951  * _name: Plugin's name (C string).
 952  */
 953 #define BT_PLUGIN(_name)                static BT_PLUGIN_WITH_ID(auto, #_name)
 954
 955 /*
 956  * Defines a plugin initialization function attribute attached to the
 957  * automatic plugin descriptor.
 958  *
 959  * _x: Initialization function (bt_plugin_init_func).
 960  */
 961 #define BT_PLUGIN_INIT(_x)              BT_PLUGIN_INIT_WITH_ID(auto, _x)
 962
 963  /*
 964  * Defines a plugin exit function attribute attached to the automatic
 965  * plugin descriptor.
 966  *
 967  * _x: Exit function (bt_plugin_exit_func).
 968  */
 969 #define BT_PLUGIN_EXIT(_x)              BT_PLUGIN_EXIT_WITH_ID(auto, _x)
 970
 971 /*
 972  * Defines an author attribute attached to the automatic plugin
 973  * descriptor.
 974  *
 975  * _x: Author (C string).
 976  */
 977 #define BT_PLUGIN_AUTHOR(_x)            BT_PLUGIN_AUTHOR_WITH_ID(auto, _x)
 978
 979 /*
 980  * Defines a license attribute attached to the automatic plugin
 981  * descriptor.
 982  *
 983  * _x: License (C string).
 984  */
 985 #define BT_PLUGIN_LICENSE(_x)           BT_PLUGIN_LICENSE_WITH_ID(auto, _x)
 986
 987 /*
 988  * Defines a description attribute attached to the automatic plugin
 989  * descriptor.
 990  *
 991  * _x: Description (C string).
 992  */
 993 #define BT_PLUGIN_DESCRIPTION(_x)       BT_PLUGIN_DESCRIPTION_WITH_ID(auto, _x)
 994
 995 /*
 996  * Defines a version attribute attached to the automatic plugin
 997  * descriptor.
 998  *
 999  * _major: Plugin's major version (uint32_t).
1000  * _minor: Plugin's minor version (uint32_t).
1001  * _patch: Plugin's patch version (uint32_t).
1002  * _extra: Plugin's version extra information (C string).
1003  */
1004 #define BT_PLUGIN_VERSION(_major, _minor, _patch, _extra) BT_PLUGIN_VERSION_WITH_ID(auto, _major, _minor, _patch, _extra)
1005
1006 /*
1007  * Defines a source component class attached to the automatic plugin
1008  * descriptor. Its ID is the same as its name, hence its name must be a
1009  * C identifier in this version.
1010  *
1011  * _name:                   Component class name (C identifier).
1012  * _notif_iter_next_method: Component class's iterator next method
1013  *                          (bt_private_component_class_source_notification_iterator_next_method).
1014  */
1015 #define BT_PLUGIN_SOURCE_COMPONENT_CLASS(_name, _notif_iter_next_method) \
1016         BT_PLUGIN_SOURCE_COMPONENT_CLASS_WITH_ID(auto, _name, #_name, _notif_iter_next_method)
1017
1018 /*
1019  * Defines a filter component class attached to the automatic plugin
1020  * descriptor. Its ID is the same as its name, hence its name must be a
1021  * C identifier in this version.
1022  *
1023  * _name:                   Component class name (C identifier).
1024  * _notif_iter_next_method: Component class's iterator next method
1025  *                          (bt_private_component_class_filter_notification_iterator_next_method).
1026  */
1027 #define BT_PLUGIN_FILTER_COMPONENT_CLASS(_name, _notif_iter_next_method) \
1028         BT_PLUGIN_FILTER_COMPONENT_CLASS_WITH_ID(auto, _name, #_name, _notif_iter_next_method)
1029
1030 /*
1031  * Defines a sink component class attached to the automatic plugin
1032  * descriptor. Its ID is the same as its name, hence its name must be a
1033  * C identifier in this version.
1034  *
1035  * _name:           Component class name (C identifier).
1036  * _consume_method: Component class's consume method
1037  *                  (bt_private_component_class_sink_consume_method).
1038  */
1039 #define BT_PLUGIN_SINK_COMPONENT_CLASS(_name, _consume_method) \
1040         BT_PLUGIN_SINK_COMPONENT_CLASS_WITH_ID(auto, _name, #_name, _consume_method)
1041
1042 /*
1043  * Defines a description attribute attached to a source component class
1044  * descriptor which is attached to the automatic plugin descriptor.
1045  *
1046  * _name: Component class name (C identifier).
1047  * _x:    Description (C string).
1048  */
1049 #define BT_PLUGIN_SOURCE_COMPONENT_CLASS_DESCRIPTION(_name, _x) \
1050         BT_PLUGIN_SOURCE_COMPONENT_CLASS_DESCRIPTION_WITH_ID(auto, _name, _x)
1051
1052 /*
1053  * Defines a description attribute attached to a filter component class
1054  * descriptor which is attached to the automatic plugin descriptor.
1055  *
1056  * _name: Component class name (C identifier).
1057  * _x:    Description (C string).
1058  */
1059 #define BT_PLUGIN_FILTER_COMPONENT_CLASS_DESCRIPTION(_name, _x) \
1060         BT_PLUGIN_FILTER_COMPONENT_CLASS_DESCRIPTION_WITH_ID(auto, _name, _x)
1061
1062 /*
1063  * Defines a description attribute attached to a sink component class
1064  * descriptor which is attached to the automatic plugin descriptor.
1065  *
1066  * _name: Component class name (C identifier).
1067  * _x:    Description (C string).
1068  */
1069 #define BT_PLUGIN_SINK_COMPONENT_CLASS_DESCRIPTION(_name, _x) \
1070         BT_PLUGIN_SINK_COMPONENT_CLASS_DESCRIPTION_WITH_ID(auto, _name, _x)
1071
1072 /*
1073  * Defines a help attribute attached to a source component class
1074  * descriptor which is attached to the automatic plugin descriptor.
1075  *
1076  * _name: Component class name (C identifier).
1077  * _x:    Help (C string).
1078  */
1079 #define BT_PLUGIN_SOURCE_COMPONENT_CLASS_HELP(_name, _x) \
1080         BT_PLUGIN_SOURCE_COMPONENT_CLASS_HELP_WITH_ID(auto, _name, _x)
1081
1082 /*
1083  * Defines a help attribute attached to a filter component class
1084  * descriptor which is attached to the automatic plugin descriptor.
1085  *
1086  * _name: Component class name (C identifier).
1087  * _x:    Help (C string).
1088  */
1089 #define BT_PLUGIN_FILTER_COMPONENT_CLASS_HELP(_name, _x) \
1090         BT_PLUGIN_FILTER_COMPONENT_CLASS_HELP_WITH_ID(auto, _name, _x)
1091
1092 /*
1093  * Defines a help attribute attached to a sink component class
1094  * descriptor which is attached to the automatic plugin descriptor.
1095  *
1096  * _name: Component class name (C identifier).
1097  * _x:    Help (C string).
1098  */
1099 #define BT_PLUGIN_SINK_COMPONENT_CLASS_HELP(_name, _x) \
1100         BT_PLUGIN_SINK_COMPONENT_CLASS_HELP_WITH_ID(auto, _name, _x)
1101
1102 /*
1103  * Defines an initialization method attribute attached to a source
1104  * component class descriptor which is attached to the automatic plugin
1105  * descriptor.
1106  *
1107  * _name: Component class name (C identifier).
1108  * _x:    Initialization method (bt_private_component_class_source_init_method).
1109  */
1110 #define BT_PLUGIN_SOURCE_COMPONENT_CLASS_INIT_METHOD(_name, _x) \
1111         BT_PLUGIN_SOURCE_COMPONENT_CLASS_INIT_METHOD_WITH_ID(auto, _name, _x)
1112
1113 /*
1114  * Defines an initialization method attribute attached to a filter
1115  * component class descriptor which is attached to the automatic plugin
1116  * descriptor.
1117  *
1118  * _name: Component class name (C identifier).
1119  * _x:    Initialization method (bt_private_component_class_filter_init_method).
1120  */
1121 #define BT_PLUGIN_FILTER_COMPONENT_CLASS_INIT_METHOD(_name, _x) \
1122         BT_PLUGIN_FILTER_COMPONENT_CLASS_INIT_METHOD_WITH_ID(auto, _name, _x)
1123
1124 /*
1125  * Defines an initialization method attribute attached to a sink
1126  * component class descriptor which is attached to the automatic plugin
1127  * descriptor.
1128  *
1129  * _name: Component class name (C identifier).
1130  * _x:    Initialization method (bt_private_component_class_sink_init_method).
1131  */
1132 #define BT_PLUGIN_SINK_COMPONENT_CLASS_INIT_METHOD(_name, _x) \
1133         BT_PLUGIN_SINK_COMPONENT_CLASS_INIT_METHOD_WITH_ID(auto, _name, _x)
1134
1135 /*
1136  * Defines a finalization method attribute attached to a source component
1137  * class descriptor which is attached to the automatic plugin
1138  * descriptor.
1139  *
1140  * _name: Component class name (C identifier).
1141  * _x:    Initialization method (bt_private_component_class_source_finalize_method).
1142  */
1143 #define BT_PLUGIN_SOURCE_COMPONENT_CLASS_FINALIZE_METHOD(_name, _x) \
1144         BT_PLUGIN_SOURCE_COMPONENT_CLASS_FINALIZE_METHOD_WITH_ID(auto, _name, _x)
1145
1146 /*
1147  * Defines a finalization method attribute attached to a filter component
1148  * class descriptor which is attached to the automatic plugin
1149  * descriptor.
1150  *
1151  * _name: Component class name (C identifier).
1152  * _x:    Initialization method (bt_private_component_class_filter_finalize_method).
1153  */
1154 #define BT_PLUGIN_FILTER_COMPONENT_CLASS_FINALIZE_METHOD(_name, _x) \
1155         BT_PLUGIN_FILTER_COMPONENT_CLASS_FINALIZE_METHOD_WITH_ID(auto, _name, _x)
1156
1157 /*
1158  * Defines a finalization method attribute attached to a sink component class
1159  * descriptor which is attached to the automatic plugin descriptor.
1160  *
1161  * _name: Component class name (C identifier).
1162  * _x:    Initialization method (bt_private_component_class_sink_finalize_method).
1163  */
1164 #define BT_PLUGIN_SINK_COMPONENT_CLASS_FINALIZE_METHOD(_name, _x) \
1165         BT_PLUGIN_SINK_COMPONENT_CLASS_FINALIZE_METHOD_WITH_ID(auto, _name, _x)
1166
1167 /*
1168  * Defines a query method attribute attached to a source component
1169  * class descriptor which is attached to the automatic plugin
1170  * descriptor.
1171  *
1172  * _name: Component class name (C identifier).
1173  * _x:    Initialization method (bt_private_component_class_source_query_method).
1174  */
1175 #define BT_PLUGIN_SOURCE_COMPONENT_CLASS_QUERY_METHOD(_name, _x) \
1176         BT_PLUGIN_SOURCE_COMPONENT_CLASS_QUERY_METHOD_WITH_ID(auto, _name, _x)
1177
1178 /*
1179  * Defines a query method attribute attached to a filter component
1180  * class descriptor which is attached to the automatic plugin
1181  * descriptor.
1182  *
1183  * _name: Component class name (C identifier).
1184  * _x:    Initialization method (bt_private_component_class_filter_query_method).
1185  */
1186 #define BT_PLUGIN_FILTER_COMPONENT_CLASS_QUERY_METHOD(_name, _x) \
1187         BT_PLUGIN_FILTER_COMPONENT_CLASS_QUERY_METHOD_WITH_ID(auto, _name, _x)
1188
1189 /*
1190  * Defines a query method attribute attached to a sink component
1191  * class descriptor which is attached to the automatic plugin
1192  * descriptor.
1193  *
1194  * _name: Component class name (C identifier).
1195  * _x:    Initialization method (bt_private_component_class_sink_query_method).
1196  */
1197 #define BT_PLUGIN_SINK_COMPONENT_CLASS_QUERY_METHOD(_name, _x) \
1198         BT_PLUGIN_SINK_COMPONENT_CLASS_QUERY_METHOD_WITH_ID(auto, _name, _x)
1199
1200 /*
1201  * Defines an accept input port connection method attribute attached to
1202  * a filter component class descriptor which is attached to the
1203  * automatic plugin descriptor.
1204  *
1205  * _name: Component class name (C identifier).
1206  * _x:    Accept port connection method
1207  *        (bt_private_component_class_filter_accept_input_port_connection_method).
1208  */
1209 #define BT_PLUGIN_FILTER_COMPONENT_CLASS_ACCEPT_INPUT_PORT_CONNECTION_METHOD(_name, _x) \
1210         BT_PLUGIN_FILTER_COMPONENT_CLASS_ACCEPT_INPUT_PORT_CONNECTION_METHOD_WITH_ID(auto, _name, _x)
1211
1212 /*
1213  * Defines an accept input port connection method attribute attached to
1214  * a sink component class descriptor which is attached to the automatic
1215  * plugin descriptor.
1216  *
1217  * _name: Component class name (C identifier).
1218  * _x:    Accept port connection method
1219  *        (bt_private_component_class_sink_accept_input_port_connection_method).
1220  */
1221 #define BT_PLUGIN_SINK_COMPONENT_CLASS_ACCEPT_INPUT_PORT_CONNECTION_METHOD(_name, _x) \
1222         BT_PLUGIN_SINK_COMPONENT_CLASS_ACCEPT_INPUT_PORT_CONNECTION_METHOD_WITH_ID(auto, _name, _x)
1223
1224 /*
1225  * Defines an accept output port connection method attribute attached to
1226  * a source component class descriptor which is attached to the
1227  * automatic plugin descriptor.
1228  *
1229  * _name: Component class name (C identifier).
1230  * _x:    Accept port connection method
1231  *        (bt_private_component_class_source_accept_output_port_connection_method).
1232  */
1233 #define BT_PLUGIN_SOURCE_COMPONENT_CLASS_ACCEPT_OUTPUT_PORT_CONNECTION_METHOD(_name, _x) \
1234         BT_PLUGIN_SOURCE_COMPONENT_CLASS_ACCEPT_OUTPUT_PORT_CONNECTION_METHOD_WITH_ID(auto, _name, _x)
1235
1236 /*
1237  * Defines an accept output port connection method attribute attached to
1238  * a filter component class descriptor which is attached to the
1239  * automatic plugin descriptor.
1240  *
1241  * _name: Component class name (C identifier).
1242  * _x:    Accept port connection method
1243  *        (bt_private_component_class_filter_accept_output_port_connection_method).
1244  */
1245 #define BT_PLUGIN_FILTER_COMPONENT_CLASS_ACCEPT_OUTPUT_PORT_CONNECTION_METHOD(_name, _x) \
1246         BT_PLUGIN_FILTER_COMPONENT_CLASS_ACCEPT_OUTPUT_PORT_CONNECTION_METHOD_WITH_ID(auto, _name, _x)
1247
1248 /*
1249  * Defines an input port connected method attribute attached to a filter
1250  * component class descriptor which is attached to the automatic plugin
1251  * descriptor.
1252  *
1253  * _name: Component class name (C identifier).
1254  * _x:    Port connected (bt_private_component_class_filter_input_port_connected_method).
1255  */
1256 #define BT_PLUGIN_FILTER_COMPONENT_CLASS_INPUT_PORT_CONNECTED_METHOD(_name, _x) \
1257         BT_PLUGIN_FILTER_COMPONENT_CLASS_INPUT_PORT_CONNECTED_METHOD_WITH_ID(auto, _name, _x)
1258
1259 /*
1260  * Defines an input port connected method attribute attached to a sink
1261  * component class descriptor which is attached to the automatic plugin
1262  * descriptor.
1263  *
1264  * _name: Component class name (C identifier).
1265  * _x:    Port connected (bt_private_component_class_sink_input_port_connected_method).
1266  */
1267 #define BT_PLUGIN_SINK_COMPONENT_CLASS_INPUT_PORT_CONNECTED_METHOD(_name, _x) \
1268         BT_PLUGIN_SINK_COMPONENT_CLASS_INPUT_PORT_CONNECTED_METHOD_WITH_ID(auto, _name, _x)
1269
1270 /*
1271  * Defines an output port connected method attribute attached to a source
1272  * component class descriptor which is attached to the automatic plugin
1273  * descriptor.
1274  *
1275  * _name: Component class name (C identifier).
1276  * _x:    Port connected (bt_private_component_class_source_output_port_connected_method).
1277  */
1278 #define BT_PLUGIN_SOURCE_COMPONENT_CLASS_OUTPUT_PORT_CONNECTED_METHOD(_name, _x) \
1279         BT_PLUGIN_SOURCE_COMPONENT_CLASS_OUTPUT_PORT_CONNECTED_METHOD_WITH_ID(auto, _name, _x)
1280
1281 /*
1282  * Defines an output port connected method attribute attached to a filter
1283  * component class descriptor which is attached to the automatic plugin
1284  * descriptor.
1285  *
1286  * _name: Component class name (C identifier).
1287  * _x:    Port connected (bt_private_component_class_filter_output_port_connected_method).
1288  */
1289 #define BT_PLUGIN_FILTER_COMPONENT_CLASS_OUTPUT_PORT_CONNECTED_METHOD(_name, _x) \
1290         BT_PLUGIN_FILTER_COMPONENT_CLASS_OUTPUT_PORT_CONNECTED_METHOD_WITH_ID(auto, _name, _x)
1291
1292 /*
1293  * Defines an input port disconnected method attribute attached to a
1294  * filter component class descriptor which is attached to the automatic
1295  * plugin descriptor.
1296  *
1297  * _name: Component class name (C identifier).
1298  * _x:    Port disconnected (bt_private_component_class_filter_input_port_disconnected_method).
1299  */
1300 #define BT_PLUGIN_FILTER_COMPONENT_CLASS_INPUT_PORT_DISCONNECTED_METHOD(_name, _x) \
1301         BT_PLUGIN_FILTER_COMPONENT_CLASS_INPUT_PORT_DISCONNECTED_METHOD_WITH_ID(auto, _name, _x)
1302
1303 /*
1304  * Defines an input port disconnected method attribute attached to a
1305  * sink component class descriptor which is attached to the automatic
1306  * plugin descriptor.
1307  *
1308  * _name: Component class name (C identifier).
1309  * _x:    Port disconnected (bt_private_component_class_sink_input_port_disconnected_method).
1310  */
1311 #define BT_PLUGIN_SINK_COMPONENT_CLASS_INPUT_PORT_DISCONNECTED_METHOD(_name, _x) \
1312         BT_PLUGIN_SINK_COMPONENT_CLASS_INPUT_PORT_DISCONNECTED_METHOD_WITH_ID(auto, _name, _x)
1313
1314 /*
1315  * Defines an output port disconnected method attribute attached to a
1316  * source component class descriptor which is attached to the automatic
1317  * plugin descriptor.
1318  *
1319  * _name: Component class name (C identifier).
1320  * _x:    Port disconnected (bt_private_component_class_source_output_port_disconnected_method).
1321  */
1322 #define BT_PLUGIN_SOURCE_COMPONENT_CLASS_OUTPUT_PORT_DISCONNECTED_METHOD(_name, _x) \
1323         BT_PLUGIN_SOURCE_COMPONENT_CLASS_OUTPUT_PORT_DISCONNECTED_METHOD_WITH_ID(auto, _name, _x)
1324
1325 /*
1326  * Defines an output port disconnected method attribute attached to a
1327  * filter component class descriptor which is attached to the automatic
1328  * plugin descriptor.
1329  *
1330  * _name: Component class name (C identifier).
1331  * _x:    Port disconnected (bt_private_component_class_filter_output_port_disconnected_method).
1332  */
1333 #define BT_PLUGIN_FILTER_COMPONENT_CLASS_OUTPUT_PORT_DISCONNECTED_METHOD(_name, _x) \
1334         BT_PLUGIN_FILTER_COMPONENT_CLASS_OUTPUT_PORT_DISCONNECTED_METHOD_WITH_ID(auto, _name, _x)
1335
1336 /*
1337  * Defines an iterator initialization method attribute attached to a
1338  * source component class descriptor which is attached to the automatic
1339  * plugin descriptor.
1340  *
1341  * _name: Component class name (C identifier).
1342  * _x:    Iterator initialization method
1343  *        (bt_private_component_class_source_notification_iterator_init_method).
1344  */
1345 #define BT_PLUGIN_SOURCE_COMPONENT_CLASS_NOTIFICATION_ITERATOR_INIT_METHOD(_name, _x) \
1346         BT_PLUGIN_SOURCE_COMPONENT_CLASS_NOTIFICATION_ITERATOR_INIT_METHOD_WITH_ID(auto, _name, _x)
1347
1348 /*
1349  * Defines an iterator finalize method attribute attached to a source
1350  * component class descriptor which is attached to the automatic plugin
1351  * descriptor.
1352  *
1353  * _name: Component class name (C identifier).
1354  * _x:    Iterator finalize method
1355  *        (bt_private_component_class_source_notification_iterator_finalize_method).
1356  */
1357 #define BT_PLUGIN_SOURCE_COMPONENT_CLASS_NOTIFICATION_ITERATOR_FINALIZE_METHOD(_name, _x) \
1358         BT_PLUGIN_SOURCE_COMPONENT_CLASS_NOTIFICATION_ITERATOR_FINALIZE_METHOD_WITH_ID(auto, _name, _x)
1359
1360 /*
1361  * Defines an iterator initialization method attribute attached to a
1362  * filter component class descriptor which is attached to the automatic
1363  * plugin descriptor.
1364  *
1365  * _name: Component class name (C identifier).
1366  * _x:    Iterator initialization method
1367  *        (bt_private_component_class_filter_notification_iterator_init_method).
1368  */
1369 #define BT_PLUGIN_FILTER_COMPONENT_CLASS_NOTIFICATION_ITERATOR_INIT_METHOD(_name, _x) \
1370         BT_PLUGIN_FILTER_COMPONENT_CLASS_NOTIFICATION_ITERATOR_INIT_METHOD_WITH_ID(auto, _name, _x)
1371
1372 /*
1373  * Defines an iterator finalize method attribute attached to a filter
1374  * component class descriptor which is attached to the automatic plugin
1375  * descriptor.
1376  *
1377  * _name: Component class name (C identifier).
1378  * _x:    Iterator finalize method
1379  *        (bt_private_component_class_filter_notification_iterator_finalize_method).
1380  */
1381 #define BT_PLUGIN_FILTER_COMPONENT_CLASS_NOTIFICATION_ITERATOR_FINALIZE_METHOD(_name, _x) \
1382         BT_PLUGIN_FILTER_COMPONENT_CLASS_NOTIFICATION_ITERATOR_FINALIZE_METHOD_WITH_ID(auto, _name, _x)
1383
1384 #define BT_PLUGIN_MODULE() \
1385         static struct __bt_plugin_descriptor const * const __bt_plugin_descriptor_dummy __BT_PLUGIN_DESCRIPTOR_ATTRS = NULL; \
1386         _BT_HIDDEN extern struct __bt_plugin_descriptor const *__BT_PLUGIN_DESCRIPTOR_BEGIN_SYMBOL __BT_PLUGIN_DESCRIPTOR_BEGIN_EXTRA; \
1387         _BT_HIDDEN extern struct __bt_plugin_descriptor const *__BT_PLUGIN_DESCRIPTOR_END_SYMBOL __BT_PLUGIN_DESCRIPTOR_END_EXTRA; \
1388         \
1389         static struct __bt_plugin_descriptor_attribute const * const __bt_plugin_descriptor_attribute_dummy __BT_PLUGIN_DESCRIPTOR_ATTRIBUTES_ATTRS = NULL; \
1390         _BT_HIDDEN extern struct __bt_plugin_descriptor_attribute const *__BT_PLUGIN_DESCRIPTOR_ATTRIBUTES_BEGIN_SYMBOL __BT_PLUGIN_DESCRIPTOR_ATTRIBUTES_BEGIN_EXTRA; \
1391         _BT_HIDDEN extern struct __bt_plugin_descriptor_attribute const *__BT_PLUGIN_DESCRIPTOR_ATTRIBUTES_END_SYMBOL __BT_PLUGIN_DESCRIPTOR_ATTRIBUTES_END_EXTRA; \
1392         \
1393         static struct __bt_plugin_component_class_descriptor const * const __bt_plugin_component_class_descriptor_dummy __BT_PLUGIN_COMPONENT_CLASS_DESCRIPTOR_ATTRS = NULL; \
1394         _BT_HIDDEN extern struct __bt_plugin_component_class_descriptor const *__BT_PLUGIN_COMPONENT_CLASS_DESCRIPTOR_BEGIN_SYMBOL __BT_PLUGIN_COMPONENT_CLASS_DESCRIPTOR_BEGIN_EXTRA; \
1395         _BT_HIDDEN extern struct __bt_plugin_component_class_descriptor const *__BT_PLUGIN_COMPONENT_CLASS_DESCRIPTOR_END_SYMBOL __BT_PLUGIN_COMPONENT_CLASS_DESCRIPTOR_END_EXTRA; \
1396         \
1397         static struct __bt_plugin_component_class_descriptor_attribute const * const __bt_plugin_component_class_descriptor_attribute_dummy __BT_PLUGIN_COMPONENT_CLASS_DESCRIPTOR_ATTRIBUTES_ATTRS = NULL; \
1398         _BT_HIDDEN extern struct __bt_plugin_component_class_descriptor_attribute const *__BT_PLUGIN_COMPONENT_CLASS_DESCRIPTOR_ATTRIBUTES_BEGIN_SYMBOL __BT_PLUGIN_COMPONENT_CLASS_DESCRIPTOR_ATTRIBUTES_BEGIN_EXTRA; \
1399         _BT_HIDDEN extern struct __bt_plugin_component_class_descriptor_attribute const *__BT_PLUGIN_COMPONENT_CLASS_DESCRIPTOR_ATTRIBUTES_END_SYMBOL __BT_PLUGIN_COMPONENT_CLASS_DESCRIPTOR_ATTRIBUTES_END_EXTRA; \
1400         \
1401         struct __bt_plugin_descriptor const * const *__bt_get_begin_section_plugin_descriptors(void) \
1402         { \
1403                 return &__BT_PLUGIN_DESCRIPTOR_BEGIN_SYMBOL; \
1404         } \
1405         struct __bt_plugin_descriptor const * const *__bt_get_end_section_plugin_descriptors(void) \
1406         { \
1407                 return &__BT_PLUGIN_DESCRIPTOR_END_SYMBOL; \
1408         } \
1409         struct __bt_plugin_descriptor_attribute const * const *__bt_get_begin_section_plugin_descriptor_attributes(void) \
1410         { \
1411                 return &__BT_PLUGIN_DESCRIPTOR_ATTRIBUTES_BEGIN_SYMBOL; \
1412         } \
1413         struct __bt_plugin_descriptor_attribute const * const *__bt_get_end_section_plugin_descriptor_attributes(void) \
1414         { \
1415                 return &__BT_PLUGIN_DESCRIPTOR_ATTRIBUTES_END_SYMBOL; \
1416         } \
1417         struct __bt_plugin_component_class_descriptor const * const *__bt_get_begin_section_component_class_descriptors(void) \
1418         { \
1419                 return &__BT_PLUGIN_COMPONENT_CLASS_DESCRIPTOR_BEGIN_SYMBOL; \
1420         } \
1421         struct __bt_plugin_component_class_descriptor const * const *__bt_get_end_section_component_class_descriptors(void) \
1422         { \
1423                 return &__BT_PLUGIN_COMPONENT_CLASS_DESCRIPTOR_END_SYMBOL; \
1424         } \
1425         struct __bt_plugin_component_class_descriptor_attribute const * const *__bt_get_begin_section_component_class_descriptor_attributes(void) \
1426         { \
1427                 return &__BT_PLUGIN_COMPONENT_CLASS_DESCRIPTOR_ATTRIBUTES_BEGIN_SYMBOL; \
1428         } \
1429         struct __bt_plugin_component_class_descriptor_attribute const * const *__bt_get_end_section_component_class_descriptor_attributes(void) \
1430         { \
1431                 return &__BT_PLUGIN_COMPONENT_CLASS_DESCRIPTOR_ATTRIBUTES_END_SYMBOL; \
1432         }
1433
1434 #ifdef __cplusplus
1435 }
1436 #endif
1437
1438 #endif /* BABELTRACE_PLUGIN_PLUGIN_DEV_H */