25 #define SPA_TYPE_INTERFACE_Loop SPA_TYPE_INFO_INTERFACE_BASE "Loop"
26 #define SPA_TYPE_INTERFACE_DataLoop SPA_TYPE_INFO_INTERFACE_BASE "DataLoop"
27 #define SPA_VERSION_LOOP 0
30 #define SPA_TYPE_INTERFACE_LoopControl SPA_TYPE_INFO_INTERFACE_BASE "LoopControl"
31 #define SPA_VERSION_LOOP_CONTROL 1
34 #define SPA_TYPE_INTERFACE_LoopUtils SPA_TYPE_INFO_INTERFACE_BASE "LoopUtils"
35 #define SPA_VERSION_LOOP_UTILS 0
66 #define SPA_VERSION_LOOP_METHODS 0
119 int (*
invoke) (
void *object,
128 #define spa_loop_method(o,method,version,...) \
130 int _res = -ENOTSUP; \
131 struct spa_loop *_o = o; \
132 spa_interface_call_res(&_o->iface, \
133 struct spa_loop_methods, _res, \
134 method, version, ##__VA_ARGS__); \
138 #define spa_loop_add_source(l,...) spa_loop_method(l,add_source,0,##__VA_ARGS__)
139 #define spa_loop_update_source(l,...) spa_loop_method(l,update_source,0,##__VA_ARGS__)
140 #define spa_loop_remove_source(l,...) spa_loop_method(l,remove_source,0,##__VA_ARGS__)
141 #define spa_loop_invoke(l,...) spa_loop_method(l,invoke,0,##__VA_ARGS__)
148 #define SPA_VERSION_LOOP_CONTROL_HOOKS 0
152 void (*
before) (
void *data);
155 void (*
after) (
void *data);
158 #define spa_loop_control_hook_before(l) \
160 struct spa_hook_list *_l = l; \
161 struct spa_hook *_h; \
162 spa_list_for_each_reverse(_h, &_l->list, link) \
163 spa_callbacks_call_fast(&_h->cb, struct spa_loop_control_hooks, before, 0); \
166 #define spa_loop_control_hook_after(l) \
168 struct spa_hook_list *_l = l; \
169 struct spa_hook *_h; \
170 spa_list_for_each(_h, &_l->list, link) \
171 spa_callbacks_call_fast(&_h->cb, struct spa_loop_control_hooks, after, 0); \
180 #define SPA_VERSION_LOOP_CONTROL_METHODS 1
183 int (*
get_fd) (
void *object);
203 void (*
enter) (
void *object);
210 void (*
leave) (
void *object);
221 int (*
iterate) (
void *object,
int timeout);
231 int (*
check) (
void *object);
234 #define spa_loop_control_method_v(o,method,version,...) \
236 struct spa_loop_control *_o = o; \
237 spa_interface_call(&_o->iface, \
238 struct spa_loop_control_methods, \
239 method, version, ##__VA_ARGS__); \
242 #define spa_loop_control_method_r(o,method,version,...) \
244 int _res = -ENOTSUP; \
245 struct spa_loop_control *_o = o; \
246 spa_interface_call_res(&_o->iface, \
247 struct spa_loop_control_methods, _res, \
248 method, version, ##__VA_ARGS__); \
252 #define spa_loop_control_method_fast_r(o,method,version,...) \
255 struct spa_loop_control *_o = o; \
256 spa_interface_call_fast_res(&_o->iface, \
257 struct spa_loop_control_methods, _res, \
258 method, version, ##__VA_ARGS__); \
262 #define spa_loop_control_get_fd(l) spa_loop_control_method_r(l,get_fd,0)
263 #define spa_loop_control_add_hook(l,...) spa_loop_control_method_v(l,add_hook,0,__VA_ARGS__)
264 #define spa_loop_control_enter(l) spa_loop_control_method_v(l,enter,0)
265 #define spa_loop_control_leave(l) spa_loop_control_method_v(l,leave,0)
266 #define spa_loop_control_iterate(l,...) spa_loop_control_method_r(l,iterate,0,__VA_ARGS__)
267 #define spa_loop_control_check(l) spa_loop_control_method_r(l,check,1)
269 #define spa_loop_control_iterate_fast(l,...) spa_loop_control_method_fast_r(l,iterate,0,__VA_ARGS__)
283 #define SPA_VERSION_LOOP_UTILS_METHODS 0
299 struct spa_source *(*add_event) (
void *object,
307 struct timespec *value,
308 struct timespec *interval,
320 #define spa_loop_utils_method_v(o,method,version,...) \
322 struct spa_loop_utils *_o = o; \
323 spa_interface_call(&_o->iface, \
324 struct spa_loop_utils_methods, \
325 method, version, ##__VA_ARGS__); \
328 #define spa_loop_utils_method_r(o,method,version,...) \
330 int _res = -ENOTSUP; \
331 struct spa_loop_utils *_o = o; \
332 spa_interface_call_res(&_o->iface, \
333 struct spa_loop_utils_methods, _res, \
334 method, version, ##__VA_ARGS__); \
337 #define spa_loop_utils_method_s(o,method,version,...) \
339 struct spa_source *_res = NULL; \
340 struct spa_loop_utils *_o = o; \
341 spa_interface_call_res(&_o->iface, \
342 struct spa_loop_utils_methods, _res, \
343 method, version, ##__VA_ARGS__); \
348 #define spa_loop_utils_add_io(l,...) spa_loop_utils_method_s(l,add_io,0,__VA_ARGS__)
349 #define spa_loop_utils_update_io(l,...) spa_loop_utils_method_r(l,update_io,0,__VA_ARGS__)
350 #define spa_loop_utils_add_idle(l,...) spa_loop_utils_method_s(l,add_idle,0,__VA_ARGS__)
351 #define spa_loop_utils_enable_idle(l,...) spa_loop_utils_method_r(l,enable_idle,0,__VA_ARGS__)
352 #define spa_loop_utils_add_event(l,...) spa_loop_utils_method_s(l,add_event,0,__VA_ARGS__)
353 #define spa_loop_utils_signal_event(l,...) spa_loop_utils_method_r(l,signal_event,0,__VA_ARGS__)
354 #define spa_loop_utils_add_timer(l,...) spa_loop_utils_method_s(l,add_timer,0,__VA_ARGS__)
355 #define spa_loop_utils_update_timer(l,...) spa_loop_utils_method_r(l,update_timer,0,__VA_ARGS__)
356 #define spa_loop_utils_add_signal(l,...) spa_loop_utils_method_s(l,add_signal,0,__VA_ARGS__)
357 #define spa_loop_utils_destroy_source(l,...) spa_loop_utils_method_v(l,destroy_source,0,__VA_ARGS__)
void(* spa_source_timer_func_t)(void *data, uint64_t expirations)
Definition: loop.h:310
void(* spa_source_event_func_t)(void *data, uint64_t count)
Definition: loop.h:309
void(* spa_source_signal_func_t)(void *data, int signal_number)
Definition: loop.h:311
void(* spa_source_idle_func_t)(void *data)
Definition: loop.h:308
void(* spa_source_func_t)(struct spa_source *source)
Definition: loop.h:53
int(* spa_invoke_func_t)(struct spa_loop *loop, bool async, uint32_t seq, const void *data, size_t size, void *user_data)
Definition: loop.h:66
void(* spa_source_io_func_t)(void *data, int fd, uint32_t mask)
Definition: loop.h:307
A hook, contains the structure with functions and the data passed to the functions.
Definition: hook.h:350
Control hooks.
Definition: loop.h:169
void(* before)(void *data)
Executed right before waiting for events.
Definition: loop.h:175
uint32_t version
Definition: loop.h:172
void(* after)(void *data)
Executed right after waiting for events.
Definition: loop.h:178
Control an event loop.
Definition: loop.h:200
int(* get_fd)(void *object)
Definition: loop.h:207
int(* iterate)(void *object, int timeout)
Perform one iteration of the loop.
Definition: loop.h:245
void(* enter)(void *object)
Enter a loop.
Definition: loop.h:227
void(* add_hook)(void *object, struct spa_hook *hook, const struct spa_loop_control_hooks *hooks, void *data)
Add a hook.
Definition: loop.h:215
int(* check)(void *object)
Check context of the loop.
Definition: loop.h:255
void(* leave)(void *object)
Leave a loop.
Definition: loop.h:234
uint32_t version
Definition: loop.h:205
struct spa_interface iface
Definition: loop.h:42
Register sources and work items to an event loop.
Definition: loop.h:76
int(* add_source)(void *object, struct spa_source *source)
Add a source to the loop.
Definition: loop.h:89
int(* remove_source)(void *object, struct spa_source *source)
Remove a source from the loop.
Definition: loop.h:107
int(* invoke)(void *object, spa_invoke_func_t func, uint32_t seq, const void *data, size_t size, bool block, void *user_data)
Invoke a function in the context of this loop.
Definition: loop.h:133
int(* update_source)(void *object, struct spa_source *source)
Update the source io mask.
Definition: loop.h:98
uint32_t version
Definition: loop.h:81
Create sources for an event loop.
Definition: loop.h:316
int(* update_io)(void *object, struct spa_source *source, uint32_t mask)
Definition: loop.h:329
int(* enable_idle)(void *object, struct spa_source *source, bool enabled)
Definition: loop.h:334
int(* signal_event)(void *object, struct spa_source *source)
Definition: loop.h:338
int(* update_timer)(void *object, struct spa_source *source, struct timespec *value, struct timespec *interval, bool absolute)
Definition: loop.h:342
void(* destroy_source)(void *object, struct spa_source *source)
destroy a source allocated with this interface.
Definition: loop.h:354
uint32_t version
Definition: loop.h:321
struct spa_interface iface
Definition: loop.h:48
struct spa_interface iface
Definition: loop.h:36
uint32_t rmask
Definition: loop.h:61
void * data
Definition: loop.h:58
void * priv
Definition: loop.h:63
uint32_t mask
Definition: loop.h:60
spa_source_func_t func
Definition: loop.h:57
int fd
Definition: loop.h:59
struct spa_loop * loop
Definition: loop.h:56