Commit | Line | Data |
---|---|---|
33b34c43 | 1 | /* |
0235b0db MJ |
2 | * SPDX-License-Identifier: MIT |
3 | * | |
e2f7325d | 4 | * Copyright 2017-2018 Philippe Proulx <pproulx@efficios.com> |
33b34c43 | 5 | * Copyright 2016 Jérémie Galarneau <jeremie.galarneau@efficios.com> |
33b34c43 PP |
6 | */ |
7 | ||
350ad6c1 | 8 | #define BT_LOG_TAG "LIB/PLUGIN" |
c2d9d9cf | 9 | #include "lib/logging.h" |
8c1a3187 | 10 | |
578e048b | 11 | #include "common/assert.h" |
d98421f2 | 12 | #include "lib/assert-cond.h" |
91d81473 | 13 | #include "common/macros.h" |
578e048b | 14 | #include "compat/compiler.h" |
7cbfb97d | 15 | #include "compat/limits.h" |
578e048b | 16 | #include "common/common.h" |
43c59509 PP |
17 | #include <babeltrace2/plugin/plugin-loading.h> |
18 | #include <babeltrace2/graph/component-class.h> | |
19 | #include <babeltrace2/error-reporting.h> | |
578e048b | 20 | #include "lib/graph/component-class.h" |
3fadfbc0 | 21 | #include <babeltrace2/types.h> |
33b34c43 | 22 | #include <glib.h> |
33b34c43 | 23 | #include <unistd.h> |
c4f23e30 | 24 | #include <stdbool.h> |
33b34c43 | 25 | #include <stdlib.h> |
9ac68eb1 | 26 | #include <stdint.h> |
8c1a3187 | 27 | #include <inttypes.h> |
33b34c43 | 28 | #include <sys/stat.h> |
e1f4c4f7 MJ |
29 | #include <ftw.h> |
30 | #include <pthread.h> | |
33b34c43 | 31 | |
578e048b MJ |
32 | #include "plugin.h" |
33 | #include "plugin-so.h" | |
d24d5663 | 34 | #include "lib/func-status.h" |
578e048b | 35 | |
b14c7bf1 MJ |
36 | #define PYTHON_PLUGIN_PROVIDER_FILENAME "babeltrace2-python-plugin-provider." G_MODULE_SUFFIX |
37 | #define PYTHON_PLUGIN_PROVIDER_DIR BABELTRACE_PLUGIN_PROVIDERS_DIR | |
6fbd4105 | 38 | #define PYTHON_PLUGIN_PROVIDER_SYM_NAME bt_plugin_python_create_all_from_file |
91d81473 | 39 | #define PYTHON_PLUGIN_PROVIDER_SYM_NAME_STR G_STRINGIFY(PYTHON_PLUGIN_PROVIDER_SYM_NAME) |
33b34c43 | 40 | |
e1f4c4f7 MJ |
41 | #define APPEND_ALL_FROM_DIR_NFDOPEN_MAX 8 |
42 | ||
7c7301d5 SM |
43 | /* Declare here to make sure definition in both ifdef branches are in sync. */ |
44 | static | |
45 | int init_python_plugin_provider(void); | |
46 | typedef int (*create_all_from_file_sym_type)( | |
47 | const char *path, | |
48 | bool fail_on_load_error, | |
49 | struct bt_plugin_set **plugin_set_out); | |
50 | ||
6fbd4105 | 51 | #ifdef BT_BUILT_IN_PYTHON_PLUGIN_SUPPORT |
578e048b | 52 | #include <plugin/python-plugin-provider.h> |
e1f4c4f7 | 53 | |
33b34c43 | 54 | static |
7c7301d5 SM |
55 | create_all_from_file_sym_type |
56 | bt_plugin_python_create_all_from_file_sym = | |
57 | bt_plugin_python_create_all_from_file; | |
95ef44ce MJ |
58 | |
59 | static | |
7c7301d5 | 60 | int init_python_plugin_provider(void) |
9736d991 PP |
61 | { |
62 | } | |
6fbd4105 PP |
63 | #else /* BT_BUILT_IN_PYTHON_PLUGIN_SUPPORT */ |
64 | static GModule *python_plugin_provider_module; | |
9736d991 | 65 | |
6fbd4105 | 66 | static |
7c7301d5 | 67 | create_all_from_file_sym_type bt_plugin_python_create_all_from_file_sym; |
33b34c43 | 68 | |
95ef44ce | 69 | static |
870631a2 PP |
70 | int init_python_plugin_provider(void) { |
71 | int status = BT_FUNC_STATUS_OK; | |
b14c7bf1 MJ |
72 | const char *provider_dir_envvar; |
73 | static const char * const provider_dir_envvar_name = "LIBBABELTRACE2_PLUGIN_PROVIDER_DIR"; | |
74 | char *provider_path = NULL; | |
870631a2 | 75 | |
5084732e | 76 | if (bt_plugin_python_create_all_from_file_sym) { |
870631a2 | 77 | goto end; |
95ef44ce MJ |
78 | } |
79 | ||
3f7d4d90 | 80 | BT_LOGI_STR("Loading Python plugin provider module."); |
b14c7bf1 MJ |
81 | |
82 | provider_dir_envvar = getenv(provider_dir_envvar_name); | |
83 | if (provider_dir_envvar) { | |
84 | provider_path = g_build_filename(provider_dir_envvar, | |
85 | PYTHON_PLUGIN_PROVIDER_FILENAME, NULL); | |
86 | BT_LOGI("Using `%s` environment variable to find the Python " | |
87 | "plugin provider: path=\"%s\"", provider_dir_envvar_name, | |
88 | provider_path); | |
89 | } else { | |
90 | provider_path = g_build_filename(PYTHON_PLUGIN_PROVIDER_DIR, | |
91 | PYTHON_PLUGIN_PROVIDER_FILENAME, NULL); | |
92 | BT_LOGI("Using default path (`%s` environment variable is not " | |
93 | "set) to find the Python plugin provider: path=\"%s\"", | |
94 | provider_dir_envvar_name, provider_path); | |
95 | } | |
96 | ||
97 | python_plugin_provider_module = g_module_open(provider_path, 0); | |
6fbd4105 | 98 | if (!python_plugin_provider_module) { |
9736d991 PP |
99 | /* |
100 | * This is not an error. The whole point of having an | |
101 | * external Python plugin provider is that it can be | |
102 | * missing and the Babeltrace library still works. | |
103 | */ | |
a77aed14 | 104 | BT_LOGI("Cannot open `%s`: %s: continuing without Python plugin support.", |
b14c7bf1 | 105 | provider_path, g_module_error()); |
870631a2 | 106 | goto end; |
33b34c43 PP |
107 | } |
108 | ||
6fbd4105 PP |
109 | if (!g_module_symbol(python_plugin_provider_module, |
110 | PYTHON_PLUGIN_PROVIDER_SYM_NAME_STR, | |
111 | (gpointer) &bt_plugin_python_create_all_from_file_sym)) { | |
9736d991 PP |
112 | /* |
113 | * This is an error because, since we found the Python | |
114 | * plugin provider shared object, we expect this symbol | |
115 | * to exist. | |
116 | */ | |
870631a2 PP |
117 | BT_LIB_LOGE_APPEND_CAUSE( |
118 | "Cannot find the Python plugin provider loading symbol: " | |
9736d991 | 119 | "%s: continuing without Python plugin support: " |
8c1a3187 | 120 | "file=\"%s\", symbol=\"%s\"", |
9736d991 | 121 | g_module_error(), |
b14c7bf1 | 122 | provider_path, |
8c1a3187 | 123 | PYTHON_PLUGIN_PROVIDER_SYM_NAME_STR); |
870631a2 PP |
124 | status = BT_FUNC_STATUS_ERROR; |
125 | goto end; | |
33b34c43 | 126 | } |
8c1a3187 | 127 | |
9e0bf9b0 | 128 | BT_LOGI("Loaded Python plugin provider module: addr=%p", |
8c1a3187 | 129 | python_plugin_provider_module); |
870631a2 PP |
130 | |
131 | end: | |
b14c7bf1 MJ |
132 | g_free(provider_path); |
133 | ||
870631a2 | 134 | return status; |
33b34c43 PP |
135 | } |
136 | ||
6fbd4105 PP |
137 | __attribute__((destructor)) static |
138 | void fini_python_plugin_provider(void) { | |
139 | if (python_plugin_provider_module) { | |
3f7d4d90 | 140 | BT_LOGI("Unloading Python plugin provider module."); |
8c1a3187 PP |
141 | |
142 | if (!g_module_close(python_plugin_provider_module)) { | |
870631a2 PP |
143 | /* |
144 | * This occurs when the library is finalized: do | |
145 | * NOT append an error cause. | |
146 | */ | |
8c1a3187 PP |
147 | BT_LOGE("Failed to close the Python plugin provider module: %s.", |
148 | g_module_error()); | |
149 | } | |
150 | ||
6fbd4105 | 151 | python_plugin_provider_module = NULL; |
6ba0b073 | 152 | } |
6ba0b073 | 153 | } |
6fbd4105 | 154 | #endif |
6ba0b073 | 155 | |
e58aeae2 | 156 | uint64_t bt_plugin_set_get_plugin_count(const struct bt_plugin_set *plugin_set) |
a8ff38ef | 157 | { |
d5b13b9b | 158 | BT_ASSERT_PRE_DEV_PLUGIN_SET_NON_NULL(plugin_set); |
d94d92ac | 159 | return (uint64_t) plugin_set->plugins->len; |
a8ff38ef PP |
160 | } |
161 | ||
92fed4e1 PP |
162 | const struct bt_plugin *bt_plugin_set_borrow_plugin_by_index_const( |
163 | const struct bt_plugin_set *plugin_set, uint64_t index) | |
a8ff38ef | 164 | { |
d5b13b9b | 165 | BT_ASSERT_PRE_DEV_PLUGIN_SET_NON_NULL(plugin_set); |
bdb288b3 | 166 | BT_ASSERT_PRE_DEV_VALID_INDEX(index, plugin_set->plugins->len); |
d94d92ac | 167 | return g_ptr_array_index(plugin_set->plugins, index); |
a8ff38ef PP |
168 | } |
169 | ||
d24d5663 | 170 | enum bt_plugin_find_all_from_static_status bt_plugin_find_all_from_static( |
9736d991 PP |
171 | bt_bool fail_on_load_error, |
172 | const struct bt_plugin_set **plugin_set_out) | |
6ba0b073 | 173 | { |
17f3083a SM |
174 | BT_ASSERT_PRE_NO_ERROR(); |
175 | ||
8c1a3187 | 176 | /* bt_plugin_so_create_all_from_static() logs errors */ |
9736d991 PP |
177 | return bt_plugin_so_create_all_from_static(fail_on_load_error, |
178 | (void *) plugin_set_out); | |
6ba0b073 PP |
179 | } |
180 | ||
d24d5663 PP |
181 | enum bt_plugin_find_all_from_file_status bt_plugin_find_all_from_file( |
182 | const char *path, bt_bool fail_on_load_error, | |
9736d991 | 183 | const struct bt_plugin_set **plugin_set_out) |
33b34c43 | 184 | { |
d24d5663 | 185 | enum bt_plugin_find_all_from_file_status status; |
33b34c43 | 186 | |
17f3083a | 187 | BT_ASSERT_PRE_NO_ERROR(); |
1778c2a4 | 188 | BT_ASSERT_PRE_NON_NULL("path", path, "Path"); |
d5b13b9b | 189 | BT_ASSERT_PRE_PLUGIN_SET_OUT_NON_NULL(path); |
3f7d4d90 | 190 | BT_LOGI("Creating plugins from file: path=\"%s\"", path); |
6ba0b073 | 191 | |
55bb57e0 | 192 | /* Try shared object plugins */ |
9736d991 PP |
193 | status = bt_plugin_so_create_all_from_file(path, fail_on_load_error, |
194 | (void *) plugin_set_out); | |
d24d5663 | 195 | if (status == BT_FUNC_STATUS_OK) { |
9736d991 PP |
196 | BT_ASSERT(*plugin_set_out); |
197 | BT_ASSERT((*plugin_set_out)->plugins->len > 0); | |
198 | goto end; | |
199 | } else if (status < 0) { | |
200 | BT_ASSERT(!*plugin_set_out); | |
6ba0b073 PP |
201 | goto end; |
202 | } | |
203 | ||
d24d5663 | 204 | BT_ASSERT(status == BT_FUNC_STATUS_NOT_FOUND); |
9736d991 PP |
205 | BT_ASSERT(!*plugin_set_out); |
206 | ||
6fbd4105 | 207 | /* Try Python plugins if support is available */ |
870631a2 PP |
208 | status = init_python_plugin_provider(); |
209 | if (status < 0) { | |
210 | /* init_python_plugin_provider() logs errors */ | |
211 | goto end; | |
212 | } | |
213 | ||
214 | BT_ASSERT(status == BT_FUNC_STATUS_OK); | |
215 | status = BT_FUNC_STATUS_NOT_FOUND; | |
216 | ||
6fbd4105 | 217 | if (bt_plugin_python_create_all_from_file_sym) { |
870631a2 | 218 | /* Python plugin provider exists */ |
9736d991 PP |
219 | status = bt_plugin_python_create_all_from_file_sym(path, |
220 | fail_on_load_error, (void *) plugin_set_out); | |
d24d5663 | 221 | if (status == BT_FUNC_STATUS_OK) { |
9736d991 PP |
222 | BT_ASSERT(*plugin_set_out); |
223 | BT_ASSERT((*plugin_set_out)->plugins->len > 0); | |
224 | goto end; | |
225 | } else if (status < 0) { | |
870631a2 PP |
226 | /* |
227 | * bt_plugin_python_create_all_from_file_sym() | |
228 | * handles `fail_on_load_error` itself, so this | |
229 | * is a "real" error. | |
230 | */ | |
9736d991 | 231 | BT_ASSERT(!*plugin_set_out); |
6fbd4105 PP |
232 | goto end; |
233 | } | |
9736d991 | 234 | |
d24d5663 | 235 | BT_ASSERT(status == BT_FUNC_STATUS_NOT_FOUND); |
9736d991 | 236 | BT_ASSERT(!*plugin_set_out); |
6ba0b073 PP |
237 | } |
238 | ||
33b34c43 | 239 | end: |
d24d5663 | 240 | if (status == BT_FUNC_STATUS_OK) { |
3f7d4d90 | 241 | BT_LOGI("Created %u plugins from file: " |
8c1a3187 | 242 | "path=\"%s\", count=%u, plugin-set-addr=%p", |
9736d991 PP |
243 | (*plugin_set_out)->plugins->len, path, |
244 | (*plugin_set_out)->plugins->len, | |
245 | *plugin_set_out); | |
d24d5663 | 246 | } else if (status == BT_FUNC_STATUS_NOT_FOUND) { |
3f7d4d90 | 247 | BT_LOGI("Found no plugins in file: path=\"%s\"", path); |
8c1a3187 PP |
248 | } |
249 | ||
9736d991 | 250 | return status; |
33b34c43 PP |
251 | } |
252 | ||
577fa92f PP |
253 | static |
254 | void destroy_gstring(void *data) | |
1670bffd PP |
255 | { |
256 | g_string_free(data, TRUE); | |
257 | } | |
258 | ||
577fa92f PP |
259 | enum bt_plugin_find_all_status bt_plugin_find_all(bt_bool find_in_std_env_var, |
260 | bt_bool find_in_user_dir, bt_bool find_in_sys_dir, | |
261 | bt_bool find_in_static, bt_bool fail_on_load_error, | |
262 | const struct bt_plugin_set **plugin_set_out) | |
1670bffd | 263 | { |
1670bffd | 264 | char *home_plugin_dir = NULL; |
92fed4e1 | 265 | const struct bt_plugin_set *plugin_set = NULL; |
1670bffd PP |
266 | GPtrArray *dirs = NULL; |
267 | int ret; | |
d24d5663 | 268 | int status = BT_FUNC_STATUS_OK; |
577fa92f PP |
269 | uint64_t dir_i, plugin_i; |
270 | ||
17f3083a | 271 | BT_ASSERT_PRE_NO_ERROR(); |
d5b13b9b | 272 | BT_ASSERT_PRE_PLUGIN_SET_OUT_NON_NULL(plugin_set_out); |
577fa92f PP |
273 | BT_LOGI("Finding all plugins in standard directories and built-in plugins: " |
274 | "find-in-std-env-var=%d, find-in-user-dir=%d, " | |
275 | "find-in-sys-dir=%d, find-in-static=%d", | |
276 | find_in_std_env_var, find_in_user_dir, find_in_sys_dir, | |
277 | find_in_static); | |
1670bffd PP |
278 | dirs = g_ptr_array_new_with_free_func((GDestroyNotify) destroy_gstring); |
279 | if (!dirs) { | |
870631a2 | 280 | BT_LIB_LOGE_APPEND_CAUSE("Failed to allocate a GPtrArray."); |
d24d5663 | 281 | status = BT_FUNC_STATUS_MEMORY_ERROR; |
1670bffd PP |
282 | goto end; |
283 | } | |
284 | ||
577fa92f PP |
285 | *plugin_set_out = bt_plugin_set_create(); |
286 | if (!*plugin_set_out) { | |
287 | BT_LIB_LOGE_APPEND_CAUSE("Cannot create empty plugin set."); | |
288 | status = BT_FUNC_STATUS_MEMORY_ERROR; | |
289 | goto end; | |
290 | } | |
291 | ||
1670bffd PP |
292 | /* |
293 | * Search order is: | |
294 | * | |
577fa92f | 295 | * 1. `BABELTRACE_PLUGIN_PATH` environment variable |
1670bffd | 296 | * (colon-separated list of directories) |
577fa92f | 297 | * 2. `~/.local/lib/babeltrace2/plugins` |
1670bffd | 298 | * 3. Default system directory for Babeltrace plugins, usually |
577fa92f PP |
299 | * `/usr/lib/babeltrace2/plugins` or |
300 | * `/usr/local/lib/babeltrace2/plugins` if installed locally | |
1670bffd PP |
301 | * 4. Built-in plugins (static) |
302 | * | |
303 | * Directories are searched non-recursively. | |
304 | */ | |
577fa92f PP |
305 | if (find_in_std_env_var) { |
306 | const char *envvar = getenv("BABELTRACE_PLUGIN_PATH"); | |
307 | ||
308 | if (envvar) { | |
309 | ret = bt_common_append_plugin_path_dirs(envvar, dirs); | |
310 | if (ret) { | |
311 | BT_LIB_LOGE_APPEND_CAUSE( | |
312 | "Failed to append plugin path to array of directories."); | |
313 | status = BT_FUNC_STATUS_MEMORY_ERROR; | |
314 | goto end; | |
315 | } | |
1670bffd PP |
316 | } |
317 | } | |
318 | ||
577fa92f PP |
319 | if (find_in_user_dir) { |
320 | home_plugin_dir = bt_common_get_home_plugin_path( | |
321 | BT_LOG_OUTPUT_LEVEL); | |
322 | if (home_plugin_dir) { | |
323 | GString *home_plugin_dir_str = g_string_new( | |
324 | home_plugin_dir); | |
1670bffd | 325 | |
577fa92f PP |
326 | if (!home_plugin_dir_str) { |
327 | BT_LIB_LOGE_APPEND_CAUSE("Failed to allocate a GString."); | |
328 | status = BT_FUNC_STATUS_MEMORY_ERROR; | |
329 | goto end; | |
330 | } | |
1670bffd | 331 | |
577fa92f PP |
332 | g_ptr_array_add(dirs, home_plugin_dir_str); |
333 | } | |
1670bffd PP |
334 | } |
335 | ||
577fa92f PP |
336 | if (find_in_sys_dir) { |
337 | const char *system_plugin_dir = | |
338 | bt_common_get_system_plugin_path(); | |
1670bffd | 339 | |
577fa92f PP |
340 | if (system_plugin_dir) { |
341 | GString *system_plugin_dir_str = | |
342 | g_string_new(system_plugin_dir); | |
343 | ||
344 | if (!system_plugin_dir_str) { | |
345 | BT_LIB_LOGE_APPEND_CAUSE("Failed to allocate a GString."); | |
346 | status = BT_FUNC_STATUS_MEMORY_ERROR; | |
347 | goto end; | |
348 | } | |
1670bffd | 349 | |
577fa92f PP |
350 | g_ptr_array_add(dirs, system_plugin_dir_str); |
351 | } | |
1670bffd PP |
352 | } |
353 | ||
577fa92f PP |
354 | for (dir_i = 0; dir_i < dirs->len; dir_i++) { |
355 | GString *dir = dirs->pdata[dir_i]; | |
1670bffd | 356 | |
65300d60 | 357 | BT_OBJECT_PUT_REF_AND_RESET(plugin_set); |
8c1a3187 | 358 | |
50ad9320 PP |
359 | /* |
360 | * Skip this if the directory does not exist because | |
c8db3219 | 361 | * bt_plugin_find_all_from_dir() would log a warning. |
50ad9320 PP |
362 | */ |
363 | if (!g_file_test(dir->str, G_FILE_TEST_IS_DIR)) { | |
3f7d4d90 | 364 | BT_LOGI("Skipping nonexistent directory path: " |
50ad9320 PP |
365 | "path=\"%s\"", dir->str); |
366 | continue; | |
367 | } | |
368 | ||
c8db3219 | 369 | /* bt_plugin_find_all_from_dir() logs details/errors */ |
9736d991 PP |
370 | status = bt_plugin_find_all_from_dir(dir->str, BT_FALSE, |
371 | fail_on_load_error, &plugin_set); | |
372 | if (status < 0) { | |
373 | BT_ASSERT(!plugin_set); | |
374 | goto end; | |
d24d5663 | 375 | } else if (status == BT_FUNC_STATUS_NOT_FOUND) { |
9736d991 | 376 | BT_ASSERT(!plugin_set); |
3f7d4d90 | 377 | BT_LOGI("No plugins found in directory: path=\"%s\"", |
8c1a3187 | 378 | dir->str); |
1670bffd PP |
379 | continue; |
380 | } | |
381 | ||
d24d5663 | 382 | BT_ASSERT(status == BT_FUNC_STATUS_OK); |
9736d991 | 383 | BT_ASSERT(plugin_set); |
577fa92f PP |
384 | BT_LOGI("Found plugins in directory: path=\"%s\", count=%u", |
385 | dir->str, plugin_set->plugins->len); | |
9736d991 | 386 | |
577fa92f PP |
387 | for (plugin_i = 0; plugin_i < plugin_set->plugins->len; |
388 | plugin_i++) { | |
389 | bt_plugin_set_add_plugin((void *) *plugin_set_out, | |
390 | plugin_set->plugins->pdata[plugin_i]); | |
391 | } | |
392 | } | |
1670bffd | 393 | |
577fa92f PP |
394 | if (find_in_static) { |
395 | BT_OBJECT_PUT_REF_AND_RESET(plugin_set); | |
396 | status = bt_plugin_find_all_from_static(fail_on_load_error, | |
397 | &plugin_set); | |
398 | if (status < 0) { | |
399 | BT_ASSERT(!plugin_set); | |
400 | goto end; | |
401 | } else if (status == BT_FUNC_STATUS_NOT_FOUND) { | |
402 | BT_ASSERT(!plugin_set); | |
403 | BT_LOGI_STR("No plugins found in built-in plugins."); | |
404 | goto end; | |
1670bffd | 405 | } |
8c1a3187 | 406 | |
577fa92f PP |
407 | BT_ASSERT(status == BT_FUNC_STATUS_OK); |
408 | BT_ASSERT(plugin_set); | |
409 | BT_LOGI("Found built-in plugins: count=%u", | |
410 | plugin_set->plugins->len); | |
411 | ||
412 | for (plugin_i = 0; plugin_i < plugin_set->plugins->len; | |
413 | plugin_i++) { | |
414 | bt_plugin_set_add_plugin((void *) *plugin_set_out, | |
415 | plugin_set->plugins->pdata[plugin_i]); | |
416 | } | |
417 | } | |
418 | ||
419 | end: | |
420 | free(home_plugin_dir); | |
421 | bt_object_put_ref(plugin_set); | |
422 | ||
423 | if (dirs) { | |
424 | g_ptr_array_free(dirs, TRUE); | |
1670bffd PP |
425 | } |
426 | ||
9736d991 | 427 | if (status < 0) { |
577fa92f PP |
428 | BT_OBJECT_PUT_REF_AND_RESET(*plugin_set_out); |
429 | } else { | |
430 | BT_ASSERT(*plugin_set_out); | |
431 | ||
432 | if ((*plugin_set_out)->plugins->len > 0) { | |
433 | BT_LOGI("Found plugins in standard directories and built-in plugins: " | |
434 | "count=%u", (*plugin_set_out)->plugins->len); | |
435 | status = BT_FUNC_STATUS_OK; | |
436 | } else { | |
437 | BT_LOGI_STR("No plugins found in standard directories and built-in plugins."); | |
438 | status = BT_FUNC_STATUS_NOT_FOUND; | |
439 | BT_OBJECT_PUT_REF_AND_RESET(*plugin_set_out); | |
440 | } | |
441 | } | |
442 | ||
443 | return status; | |
444 | } | |
445 | ||
446 | enum bt_plugin_find_status bt_plugin_find(const char *plugin_name, | |
447 | bt_bool find_in_std_env_var, bt_bool find_in_user_dir, | |
448 | bt_bool find_in_sys_dir, bt_bool find_in_static, | |
449 | bt_bool fail_on_load_error, const struct bt_plugin **plugin_out) | |
450 | { | |
451 | enum bt_plugin_find_status status; | |
452 | const struct bt_plugin_set *plugin_set = NULL; | |
453 | uint64_t i; | |
454 | ||
17f3083a | 455 | BT_ASSERT_PRE_NO_ERROR(); |
d5b13b9b PP |
456 | BT_ASSERT_PRE_NAME_NON_NULL(plugin_name); |
457 | BT_ASSERT_PRE_PLUGIN_OUT_NON_NULL(plugin_out); | |
577fa92f PP |
458 | BT_LOGI("Finding named plugin in standard directories and built-in plugins: " |
459 | "name=\"%s\", find-in-std-env-var=%d, find-in-user-dir=%d, " | |
460 | "find-in-sys-dir=%d, find-in-static=%d", | |
461 | plugin_name, find_in_std_env_var, find_in_user_dir, | |
462 | find_in_sys_dir, find_in_static); | |
7aa2e7df | 463 | status = (enum bt_plugin_find_status) bt_plugin_find_all(find_in_std_env_var, find_in_user_dir, |
577fa92f PP |
464 | find_in_sys_dir, find_in_static, fail_on_load_error, |
465 | &plugin_set); | |
466 | if (status != BT_FUNC_STATUS_OK) { | |
f600f713 | 467 | BT_ASSERT(!plugin_set); |
9736d991 PP |
468 | goto end; |
469 | } | |
470 | ||
9736d991 PP |
471 | BT_ASSERT(plugin_set); |
472 | ||
577fa92f PP |
473 | for (i = 0; i < plugin_set->plugins->len; i++) { |
474 | const struct bt_plugin *plugin = plugin_set->plugins->pdata[i]; | |
9736d991 | 475 | |
577fa92f PP |
476 | if (strcmp(plugin->info.name->str, plugin_name) == 0) { |
477 | *plugin_out = plugin; | |
6871026b | 478 | bt_object_get_ref_no_null_check(*plugin_out); |
9736d991 | 479 | goto end; |
1670bffd | 480 | } |
1670bffd PP |
481 | } |
482 | ||
d24d5663 | 483 | status = BT_FUNC_STATUS_NOT_FOUND; |
9736d991 | 484 | |
1670bffd | 485 | end: |
d24d5663 | 486 | if (status == BT_FUNC_STATUS_OK) { |
577fa92f | 487 | BT_ASSERT(*plugin_out); |
3f7d4d90 | 488 | BT_LIB_LOGI("Found plugin in standard directories and built-in plugins: " |
577fa92f PP |
489 | "%!+l", *plugin_out); |
490 | } else if (status == BT_FUNC_STATUS_NOT_FOUND) { | |
3f7d4d90 | 491 | BT_LOGI("No plugin found in standard directories and built-in plugins: " |
8c1a3187 PP |
492 | "name=\"%s\"", plugin_name); |
493 | } | |
494 | ||
f600f713 FD |
495 | bt_plugin_set_put_ref(plugin_set); |
496 | ||
9736d991 | 497 | return status; |
1670bffd PP |
498 | } |
499 | ||
e1f4c4f7 MJ |
500 | static struct { |
501 | pthread_mutex_t lock; | |
502 | struct bt_plugin_set *plugin_set; | |
d94d92ac | 503 | bool recurse; |
9736d991 | 504 | bool fail_on_load_error; |
d24d5663 | 505 | int status; |
e1f4c4f7 MJ |
506 | } append_all_from_dir_info = { |
507 | .lock = PTHREAD_MUTEX_INITIALIZER | |
508 | }; | |
509 | ||
33b34c43 | 510 | static |
9736d991 PP |
511 | int nftw_append_all_from_dir(const char *file, |
512 | const struct stat *sb, int flag, struct FTW *s) | |
33b34c43 | 513 | { |
e1f4c4f7 MJ |
514 | int ret = 0; |
515 | const char *name = file + s->base; | |
516 | ||
517 | /* Check for recursion */ | |
518 | if (!append_all_from_dir_info.recurse && s->level > 1) { | |
519 | goto end; | |
520 | } | |
521 | ||
522 | switch (flag) { | |
523 | case FTW_F: | |
52238017 | 524 | { |
9736d991 | 525 | const struct bt_plugin_set *plugins_from_file = NULL; |
52238017 | 526 | |
e1f4c4f7 MJ |
527 | if (name[0] == '.') { |
528 | /* Skip hidden files */ | |
3f7d4d90 | 529 | BT_LOGI("Skipping hidden file: path=\"%s\"", file); |
e1f4c4f7 MJ |
530 | goto end; |
531 | } | |
52238017 | 532 | |
9736d991 PP |
533 | append_all_from_dir_info.status = |
534 | bt_plugin_find_all_from_file(file, | |
535 | append_all_from_dir_info.fail_on_load_error, | |
536 | &plugins_from_file); | |
d24d5663 | 537 | if (append_all_from_dir_info.status == BT_FUNC_STATUS_OK) { |
e1f4c4f7 MJ |
538 | size_t j; |
539 | ||
9736d991 PP |
540 | BT_ASSERT(plugins_from_file); |
541 | ||
e1f4c4f7 MJ |
542 | for (j = 0; j < plugins_from_file->plugins->len; j++) { |
543 | struct bt_plugin *plugin = | |
544 | g_ptr_array_index(plugins_from_file->plugins, j); | |
545 | ||
3f7d4d90 | 546 | BT_LIB_LOGI("Adding plugin to plugin set: " |
d94d92ac PP |
547 | "plugin-path=\"%s\", %![plugin-]+l", |
548 | file, plugin); | |
92fed4e1 PP |
549 | bt_plugin_set_add_plugin( |
550 | append_all_from_dir_info.plugin_set, | |
551 | plugin); | |
e1f4c4f7 | 552 | } |
33b34c43 | 553 | |
65300d60 | 554 | bt_object_put_ref(plugins_from_file); |
9736d991 PP |
555 | goto end; |
556 | } else if (append_all_from_dir_info.status < 0) { | |
557 | /* bt_plugin_find_all_from_file() logs errors */ | |
558 | BT_ASSERT(!plugins_from_file); | |
559 | ret = -1; | |
560 | goto end; | |
e1f4c4f7 | 561 | } |
9736d991 PP |
562 | |
563 | /* | |
564 | * Not found in this file: this is no an error; continue | |
565 | * walking the directories. | |
566 | */ | |
567 | BT_ASSERT(!plugins_from_file); | |
568 | BT_ASSERT(append_all_from_dir_info.status == | |
d24d5663 | 569 | BT_FUNC_STATUS_NOT_FOUND); |
e1f4c4f7 | 570 | break; |
52238017 | 571 | } |
e1f4c4f7 MJ |
572 | case FTW_DNR: |
573 | /* Continue to next file / directory. */ | |
9736d991 | 574 | BT_LOGI("Cannot enter directory: continuing: path=\"%s\"", file); |
e1f4c4f7 MJ |
575 | break; |
576 | case FTW_NS: | |
577 | /* Continue to next file / directory. */ | |
3f7d4d90 | 578 | BT_LOGI("Cannot get file information: continuing: path=\"%s\"", file); |
e1f4c4f7 | 579 | break; |
33b34c43 | 580 | } |
e1f4c4f7 MJ |
581 | |
582 | end: | |
583 | return ret; | |
33b34c43 PP |
584 | } |
585 | ||
586 | static | |
d24d5663 PP |
587 | int bt_plugin_create_append_all_from_dir(struct bt_plugin_set *plugin_set, |
588 | const char *path, bt_bool recurse, bt_bool fail_on_load_error) | |
33b34c43 | 589 | { |
e1f4c4f7 | 590 | int nftw_flags = FTW_PHYS; |
9736d991 | 591 | int ret; |
d24d5663 | 592 | int status; |
037cbd1a | 593 | struct stat sb; |
33b34c43 | 594 | |
d94d92ac PP |
595 | BT_ASSERT(plugin_set); |
596 | BT_ASSERT(path); | |
597 | BT_ASSERT(strlen(path) < PATH_MAX); | |
037cbd1a JR |
598 | |
599 | /* | |
600 | * Make sure that path exists and is accessible. | |
601 | * This is necessary since Cygwin implementation of nftw() is not POSIX | |
602 | * compliant. Cygwin nftw() implementation does not fail on non-existent | |
603 | * path with ENOENT. Instead, it flags the directory as FTW_NS. FTW_NS during | |
604 | * nftw_append_all_from_dir is not treated as an error since we are | |
605 | * traversing the tree for plugin discovery. | |
606 | */ | |
607 | if (stat(path, &sb)) { | |
608 | BT_LOGW_ERRNO("Cannot open directory", | |
609 | ": path=\"%s\", recurse=%d", | |
610 | path, recurse); | |
870631a2 | 611 | (void) BT_CURRENT_THREAD_ERROR_APPEND_CAUSE_FROM_UNKNOWN( |
d5becf10 | 612 | BT_LIB_LOG_LIBBABELTRACE2_NAME, |
870631a2 PP |
613 | "Cannot open directory: path=\"%s\", recurse=%d", |
614 | path, recurse); | |
d24d5663 | 615 | status = BT_FUNC_STATUS_ERROR; |
037cbd1a JR |
616 | goto end; |
617 | } | |
618 | ||
e1f4c4f7 | 619 | pthread_mutex_lock(&append_all_from_dir_info.lock); |
e1f4c4f7 MJ |
620 | append_all_from_dir_info.plugin_set = plugin_set; |
621 | append_all_from_dir_info.recurse = recurse; | |
d24d5663 | 622 | append_all_from_dir_info.status = BT_FUNC_STATUS_OK; |
9736d991 | 623 | append_all_from_dir_info.fail_on_load_error = fail_on_load_error; |
e1f4c4f7 MJ |
624 | ret = nftw(path, nftw_append_all_from_dir, |
625 | APPEND_ALL_FROM_DIR_NFDOPEN_MAX, nftw_flags); | |
9736d991 PP |
626 | append_all_from_dir_info.plugin_set = NULL; |
627 | status = append_all_from_dir_info.status; | |
e1f4c4f7 | 628 | pthread_mutex_unlock(&append_all_from_dir_info.lock); |
9736d991 | 629 | if (ret) { |
870631a2 | 630 | BT_LIB_LOGW_APPEND_CAUSE("Failed to walk directory", |
9736d991 PP |
631 | ": path=\"%s\", recurse=%d", |
632 | path, recurse); | |
d24d5663 | 633 | status = BT_FUNC_STATUS_ERROR; |
9736d991 PP |
634 | goto end; |
635 | } | |
636 | ||
d24d5663 | 637 | if (status == BT_FUNC_STATUS_NOT_FOUND) { |
9736d991 PP |
638 | /* |
639 | * We're just appending in this function; even if | |
640 | * nothing was found, it's still okay from the caller's | |
641 | * perspective. | |
642 | */ | |
d24d5663 | 643 | status = BT_FUNC_STATUS_OK; |
33b34c43 | 644 | } |
8c1a3187 | 645 | |
9736d991 | 646 | end: |
060cf347 | 647 | return status; |
33b34c43 PP |
648 | } |
649 | ||
d24d5663 PP |
650 | enum bt_plugin_find_all_from_dir_status bt_plugin_find_all_from_dir( |
651 | const char *path, bt_bool recurse, bt_bool fail_on_load_error, | |
9736d991 | 652 | const struct bt_plugin_set **plugin_set_out) |
33b34c43 | 653 | { |
d24d5663 PP |
654 | enum bt_plugin_find_all_from_dir_status status = |
655 | BT_FUNC_STATUS_OK; | |
33b34c43 | 656 | |
17f3083a | 657 | BT_ASSERT_PRE_NO_ERROR(); |
d5b13b9b | 658 | BT_ASSERT_PRE_PLUGIN_SET_OUT_NON_NULL(plugin_set_out); |
3f7d4d90 | 659 | BT_LOGI("Creating all plugins in directory: path=\"%s\", recurse=%d", |
8c1a3187 | 660 | path, recurse); |
9736d991 PP |
661 | *plugin_set_out = bt_plugin_set_create(); |
662 | if (!*plugin_set_out) { | |
870631a2 | 663 | BT_LIB_LOGE_APPEND_CAUSE("Cannot create empty plugin set."); |
d24d5663 | 664 | status = BT_FUNC_STATUS_MEMORY_ERROR; |
a8ff38ef PP |
665 | goto error; |
666 | } | |
667 | ||
9736d991 PP |
668 | /* |
669 | * Append found plugins to array (never returns | |
d24d5663 | 670 | * `BT_FUNC_STATUS_NOT_FOUND`) |
9736d991 PP |
671 | */ |
672 | status = bt_plugin_create_append_all_from_dir((void *) *plugin_set_out, | |
673 | path, recurse, fail_on_load_error); | |
33b34c43 | 674 | if (status < 0) { |
9736d991 PP |
675 | /* |
676 | * bt_plugin_create_append_all_from_dir() handles | |
677 | * `fail_on_load_error`, so this is a "real" error. | |
678 | */ | |
870631a2 PP |
679 | BT_LIB_LOGE_APPEND_CAUSE( |
680 | "Cannot append plugins found in directory: " | |
dbd7f7e9 | 681 | "path=\"%s\", status=%s", |
d24d5663 | 682 | path, bt_common_func_status_string(status)); |
33b34c43 PP |
683 | goto error; |
684 | } | |
685 | ||
d24d5663 | 686 | BT_ASSERT(status == BT_FUNC_STATUS_OK); |
9736d991 PP |
687 | |
688 | if ((*plugin_set_out)->plugins->len == 0) { | |
689 | /* Nothing was appended: not found */ | |
690 | BT_LOGI("No plugins found in directory: path=\"%s\"", path); | |
d24d5663 | 691 | status = BT_FUNC_STATUS_NOT_FOUND; |
9736d991 PP |
692 | goto error; |
693 | } | |
694 | ||
3f7d4d90 | 695 | BT_LOGI("Created %u plugins from directory: count=%u, path=\"%s\"", |
9736d991 PP |
696 | (*plugin_set_out)->plugins->len, |
697 | (*plugin_set_out)->plugins->len, path); | |
33b34c43 PP |
698 | goto end; |
699 | ||
700 | error: | |
d24d5663 | 701 | BT_ASSERT(status != BT_FUNC_STATUS_OK); |
9736d991 | 702 | BT_OBJECT_PUT_REF_AND_RESET(*plugin_set_out); |
33b34c43 PP |
703 | |
704 | end: | |
9736d991 | 705 | return status; |
33b34c43 PP |
706 | } |
707 | ||
92fed4e1 | 708 | const char *bt_plugin_get_name(const struct bt_plugin *plugin) |
33b34c43 | 709 | { |
d5b13b9b | 710 | BT_ASSERT_PRE_DEV_PLUGIN_NON_NULL(plugin); |
d94d92ac | 711 | return plugin->info.name_set ? plugin->info.name->str : NULL; |
33b34c43 PP |
712 | } |
713 | ||
92fed4e1 | 714 | const char *bt_plugin_get_author(const struct bt_plugin *plugin) |
33b34c43 | 715 | { |
d5b13b9b | 716 | BT_ASSERT_PRE_DEV_PLUGIN_NON_NULL(plugin); |
d94d92ac | 717 | return plugin->info.author_set ? plugin->info.author->str : NULL; |
33b34c43 PP |
718 | } |
719 | ||
92fed4e1 | 720 | const char *bt_plugin_get_license(const struct bt_plugin *plugin) |
33b34c43 | 721 | { |
d5b13b9b | 722 | BT_ASSERT_PRE_DEV_PLUGIN_NON_NULL(plugin); |
d94d92ac | 723 | return plugin->info.license_set ? plugin->info.license->str : NULL; |
33b34c43 PP |
724 | } |
725 | ||
92fed4e1 | 726 | const char *bt_plugin_get_path(const struct bt_plugin *plugin) |
33b34c43 | 727 | { |
d5b13b9b | 728 | BT_ASSERT_PRE_DEV_PLUGIN_NON_NULL(plugin); |
d94d92ac | 729 | return plugin->info.path_set ? plugin->info.path->str : NULL; |
33b34c43 PP |
730 | } |
731 | ||
92fed4e1 | 732 | const char *bt_plugin_get_description(const struct bt_plugin *plugin) |
33b34c43 | 733 | { |
d5b13b9b | 734 | BT_ASSERT_PRE_DEV_PLUGIN_NON_NULL(plugin); |
d94d92ac PP |
735 | return plugin->info.description_set ? |
736 | plugin->info.description->str : NULL; | |
33b34c43 PP |
737 | } |
738 | ||
92fed4e1 | 739 | enum bt_property_availability bt_plugin_get_version(const struct bt_plugin *plugin, |
b6de043b PP |
740 | unsigned int *major, unsigned int *minor, unsigned int *patch, |
741 | const char **extra) | |
742 | { | |
d94d92ac PP |
743 | enum bt_property_availability avail = |
744 | BT_PROPERTY_AVAILABILITY_AVAILABLE; | |
b6de043b | 745 | |
d5b13b9b | 746 | BT_ASSERT_PRE_DEV_PLUGIN_NON_NULL(plugin); |
8c1a3187 PP |
747 | |
748 | if (!plugin->info.version_set) { | |
3f7d4d90 | 749 | BT_LIB_LOGD("Plugin's version is not set: %!+l", plugin); |
d94d92ac | 750 | avail = BT_PROPERTY_AVAILABILITY_NOT_AVAILABLE; |
b6de043b PP |
751 | goto end; |
752 | } | |
753 | ||
754 | if (major) { | |
55bb57e0 | 755 | *major = plugin->info.version.major; |
b6de043b PP |
756 | } |
757 | ||
758 | if (minor) { | |
55bb57e0 | 759 | *minor = plugin->info.version.minor; |
b6de043b PP |
760 | } |
761 | ||
762 | if (patch) { | |
55bb57e0 | 763 | *patch = plugin->info.version.patch; |
b6de043b PP |
764 | } |
765 | ||
766 | if (extra) { | |
55bb57e0 | 767 | *extra = plugin->info.version.extra->str; |
b6de043b PP |
768 | } |
769 | ||
770 | end: | |
d94d92ac | 771 | return avail; |
b6de043b PP |
772 | } |
773 | ||
92fed4e1 | 774 | uint64_t bt_plugin_get_source_component_class_count(const struct bt_plugin *plugin) |
33b34c43 | 775 | { |
d5b13b9b | 776 | BT_ASSERT_PRE_DEV_PLUGIN_NON_NULL(plugin); |
d94d92ac | 777 | return (uint64_t) plugin->src_comp_classes->len; |
33b34c43 PP |
778 | } |
779 | ||
92fed4e1 | 780 | uint64_t bt_plugin_get_filter_component_class_count(const struct bt_plugin *plugin) |
33b34c43 | 781 | { |
d5b13b9b | 782 | BT_ASSERT_PRE_DEV_PLUGIN_NON_NULL(plugin); |
d94d92ac PP |
783 | return (uint64_t) plugin->flt_comp_classes->len; |
784 | } | |
33b34c43 | 785 | |
92fed4e1 | 786 | uint64_t bt_plugin_get_sink_component_class_count(const struct bt_plugin *plugin) |
d94d92ac | 787 | { |
d5b13b9b | 788 | BT_ASSERT_PRE_DEV_PLUGIN_NON_NULL(plugin); |
d94d92ac PP |
789 | return (uint64_t) plugin->sink_comp_classes->len; |
790 | } | |
8c1a3187 | 791 | |
d94d92ac PP |
792 | static inline |
793 | struct bt_component_class *borrow_component_class_by_index( | |
92fed4e1 | 794 | const struct bt_plugin *plugin, GPtrArray *comp_classes, |
d94d92ac PP |
795 | uint64_t index) |
796 | { | |
d5b13b9b | 797 | BT_ASSERT_PRE_DEV_PLUGIN_NON_NULL(plugin); |
bdb288b3 | 798 | BT_ASSERT_PRE_DEV_VALID_INDEX(index, comp_classes->len); |
d94d92ac PP |
799 | return g_ptr_array_index(comp_classes, index); |
800 | } | |
33b34c43 | 801 | |
0d72b8c3 | 802 | const struct bt_component_class_source * |
3f79b5cf | 803 | bt_plugin_borrow_source_component_class_by_index_const( |
92fed4e1 | 804 | const struct bt_plugin *plugin, uint64_t index) |
d94d92ac | 805 | { |
0d72b8c3 | 806 | return (const void *) borrow_component_class_by_index(plugin, |
d94d92ac PP |
807 | plugin->src_comp_classes, index); |
808 | } | |
33b34c43 | 809 | |
0d72b8c3 | 810 | const struct bt_component_class_filter * |
92fed4e1 PP |
811 | bt_plugin_borrow_filter_component_class_by_index_const( |
812 | const struct bt_plugin *plugin, uint64_t index) | |
d94d92ac | 813 | { |
0d72b8c3 | 814 | return (const void *) borrow_component_class_by_index(plugin, |
d94d92ac PP |
815 | plugin->flt_comp_classes, index); |
816 | } | |
817 | ||
0d72b8c3 | 818 | const struct bt_component_class_sink * |
92fed4e1 PP |
819 | bt_plugin_borrow_sink_component_class_by_index_const( |
820 | const struct bt_plugin *plugin, uint64_t index) | |
d94d92ac | 821 | { |
0d72b8c3 | 822 | return (const void *) borrow_component_class_by_index(plugin, |
d94d92ac | 823 | plugin->sink_comp_classes, index); |
33b34c43 PP |
824 | } |
825 | ||
d94d92ac PP |
826 | static inline |
827 | struct bt_component_class *borrow_component_class_by_name( | |
92fed4e1 | 828 | const struct bt_plugin *plugin, GPtrArray *comp_classes, |
d94d92ac | 829 | const char *name) |
33b34c43 PP |
830 | { |
831 | struct bt_component_class *comp_class = NULL; | |
832 | size_t i; | |
833 | ||
d5b13b9b PP |
834 | BT_ASSERT_PRE_DEV_PLUGIN_NON_NULL(plugin); |
835 | BT_ASSERT_PRE_DEV_NAME_NON_NULL(name); | |
33b34c43 | 836 | |
d94d92ac | 837 | for (i = 0; i < comp_classes->len; i++) { |
33b34c43 | 838 | struct bt_component_class *comp_class_candidate = |
d94d92ac | 839 | g_ptr_array_index(comp_classes, i); |
33b34c43 PP |
840 | const char *comp_class_cand_name = |
841 | bt_component_class_get_name(comp_class_candidate); | |
33b34c43 | 842 | |
98b15851 | 843 | BT_ASSERT_DBG(comp_class_cand_name); |
33b34c43 | 844 | |
d94d92ac PP |
845 | if (strcmp(name, comp_class_cand_name) == 0) { |
846 | comp_class = comp_class_candidate; | |
33b34c43 PP |
847 | break; |
848 | } | |
849 | } | |
850 | ||
33b34c43 PP |
851 | return comp_class; |
852 | } | |
853 | ||
0d72b8c3 | 854 | const struct bt_component_class_source * |
92fed4e1 PP |
855 | bt_plugin_borrow_source_component_class_by_name_const( |
856 | const struct bt_plugin *plugin, const char *name) | |
33b34c43 | 857 | { |
0d72b8c3 | 858 | return (const void *) borrow_component_class_by_name(plugin, |
d94d92ac PP |
859 | plugin->src_comp_classes, name); |
860 | } | |
33b34c43 | 861 | |
0d72b8c3 | 862 | const struct bt_component_class_filter * |
92fed4e1 PP |
863 | bt_plugin_borrow_filter_component_class_by_name_const( |
864 | const struct bt_plugin *plugin, const char *name) | |
d94d92ac | 865 | { |
0d72b8c3 | 866 | return (const void *) borrow_component_class_by_name(plugin, |
d94d92ac PP |
867 | plugin->flt_comp_classes, name); |
868 | } | |
33b34c43 | 869 | |
0d72b8c3 | 870 | const struct bt_component_class_sink * |
92fed4e1 PP |
871 | bt_plugin_borrow_sink_component_class_by_name_const( |
872 | const struct bt_plugin *plugin, const char *name) | |
d94d92ac | 873 | { |
0d72b8c3 | 874 | return (const void *) borrow_component_class_by_name(plugin, |
d94d92ac | 875 | plugin->sink_comp_classes, name); |
33b34c43 | 876 | } |
c5b9b441 PP |
877 | |
878 | void bt_plugin_get_ref(const struct bt_plugin *plugin) | |
879 | { | |
880 | bt_object_get_ref(plugin); | |
881 | } | |
882 | ||
883 | void bt_plugin_put_ref(const struct bt_plugin *plugin) | |
884 | { | |
885 | bt_object_put_ref(plugin); | |
886 | } | |
887 | ||
888 | void bt_plugin_set_get_ref(const struct bt_plugin_set *plugin_set) | |
889 | { | |
890 | bt_object_get_ref(plugin_set); | |
891 | } | |
892 | ||
893 | void bt_plugin_set_put_ref(const struct bt_plugin_set *plugin_set) | |
894 | { | |
895 | bt_object_put_ref(plugin_set); | |
896 | } |